| Entries |
| Document | Title | Date |
|---|
| 20080240657 | Right-angle optical fiber connector assembly - A right-angle optical-fiber connector assembly for providing an optical connection to an external device such as a circuit board. The connector assembly includes a rigid ferrule having at least one right-angle bend and that defines an interior region and first and second ferrule ends, and a maximum optical fiber bending radius R | 10-02-2008 |
| 20080247710 | Optical Connector and Optical Fiber Connecting System - An angle type optical connector enables a splicing operation of an optical fiber cable accurately and stably without requiring skilled labor and having a superior on-site installation property. An optical connector is provided with a splicing section for securely supporting an incorporated optical fiber securely supported at a ferrule and an optical fiber of an outside optical fiber cable in an end-abutting condition. The body of the optical connector is provided with a cable holding member able to hold an optical fiber cable. The cable holding member can be set at a temporary position where it makes an optical fiber of the optical fiber cable abut against the incorporated optical fiber at the splicing section in the state holding the optical fiber cable and bends a covered optical fiber of the optical fiber cable between the splicing section and the cable holding member by a pressing force in the lengthwise direction. | 10-09-2008 |
| 20080273841 | Plastic Ferrule - A plastic ferrule ( | 11-06-2008 |
| 20080292248 | Optical fiber, optical fiber connection structure and optical connector - An optical fiber includes a core, a clad having a plurality of air holes at a periphery of the core, and a hardening resin filled in a sealed portion at an end of the plurality of air holes. The hardening resin after hardening has a fill length of 7 mm to 8 mm. An optical fiber connection structure includes the optical fiber with an end face butt-connected to another optical fiber. An optical connector includes the optical fiber, and a ferrule to which the optical fiber is attached. | 11-27-2008 |
| 20080310797 | Method of Assembling an Optical Connector and an Optical Connector - An optical connector and a method of assembling an optical connector that is capable of avoiding generation of unnecessary tension in the optical fiber cable in which plain fiber portions are optically connected to each other using a splice assembly. The optical connector comprises a connector housing having splice means configured to abut a stripped and cleaved end surface of a plain fiber of an optical fiber cable ( | 12-18-2008 |
| 20080317416 | Optical fiber, end face structure of optical fiber assembly, and optical connector - An optical fiber includes a core, a clad formed around the core, a plurality of holes being formed in the clad, and a UV curing optically-transparent resin which is filled in the holes and hardened. The UV curing optically-transparent resin has a Young's modulus of 8 to 500 MPa after hardening. | 12-25-2008 |
| 20090016683 | ANGLED FIBER FERRULE HAVING OFF-AXIS FIBER THROUGH-HOLE AND METHOD OF COUPLING AN OPTICAL FIBER AT AN OFF-AXIS ANGLE - An angle-polished optical fiber may be mounted relative to a laser at an off-axis angle to allow coupled light from a laser to be substantially aligned with the axis of the fiber core. An angled fiber ferrule may facilitate providing the off-axis angle when coupling the angle-polished optical fiber to a laser package. The angled fiber ferrule includes a through hole including at least a portion that is off-axis. The axis of the off-axis portion of the through hole is angled at the off-axis angle with respect to an axis of the ferrule body portion. | 01-15-2009 |
| 20090016684 | Service blocker device and method - A device and method of blocking customer access to a fiber optic distribution cable. A service blocker is positioned between a fiber distribution cable and a customer drop cable within a fiber optic adapter. The service blocker includes a body which does not permit optical transmission between the fiber distribution cable and the customer drop cable. The service blocker includes a first end configured to be inserted within the fiber optic adapter and a second end configured connect with a fiber optic cable connector. A system for mounting fiber optic cables including a service blocker positioned within a bulkhead mounted adapter between two fiber optic cables. | 01-15-2009 |
| 20090060422 | ONE-PIECE LC TYPE OPTICAL FIBER ADAPTER - A one-piece LC type optical fiber adapter is provided. The LC type adapter of the present invention has fewer parts than a conventional one. Therefore, it is simpler and easier to assemble the LC type adapter of the present invention. In addition, the main body of the LC type adapter is unitary thereby avoiding the prior art problem that the stresses cause the two halves of the adapter to separate from each other after time. | 03-05-2009 |
| 20090074360 | OPTICAL CONNECTOR KIT - To provide an optical connector kit in which all connector parts contained in a containing case, wherein said connector parts includes a ferrule equipped with an optical fiber employed, in which a short length optical fiber is fixed to the ferrule and the ferrule is subjected to polishing at the terminal end thereof in advance. The optical connector kit, wherein said kit comprises a ferrule with an optical fiber comprising a short length optical fiber which has been fixed to the ferrule in advance, in which the ferrule is subjected to polishing treatment at the terminal surface thereof; a plurality of connector parts which are passed through said optical fiber before the rear end of said short length optical fiber and the front end of another optical fiber are subjected to fusion splice each other; and a containing case for receiving all connector parts constructing an optical connector including said ferrule with the optical fiber and said passing parts. Said containing case can hold one part of said connector parts while in the condition where the other part of said connector parts used to said fusion splice including said ferrule with the optical fiber and said passing parts can be taken out of said case. | 03-19-2009 |
| 20090074361 | Fiber optic connector with double-clad stub fiber - A fiber optic connector having a double-clad specialty optical stub fiber with a deep index core-to-inner-cladding profile and a raised index outer-cladding profile. The double-clad optical stub fiber abuts against a single-clad field optical fiber of the single-mode type to form an interface across which the primary mode traverses without significantly interfering with higher-order modes. The ratio of the radius of the inner cladding to the radius of the core of the stub fiber is less than 6.5:1. The index profile of the refractive index of the inner cladding is deep relative to the refractive index of the core to confine the primary mode within the core. The raised refractive index of the outer-cladding pulls the higher-order modes deeper into that region, reducing interference with the primary mode. The respective core diameters of the field and stub fibers are matched to avoid mode-field diameter mismatch. | 03-19-2009 |
| 20090097801 | OPTICAL FERRULE AND MANUFACTURING METHOD THEREOF - An optical ferrule includes a positioning block and a ferrule main body. The ferrule main body is integrally formed by molding a resin over the positioning block. The positioning block includes an optical fiber insertion hole formation portion having optical fiber insertion holes and guide pin hole formation portions which are provided on both sides of the positioning block and which have guide pin holes. On a front end side of the ferrule main body, the positioning block is disposed. The ferrule main body has a hollow part on its rear end side. | 04-16-2009 |
| 20090116793 | OPTICAL CONNECTOR - An optical connector of a fitting pin positioning type includes multiple optical fiber insertion holes arranged in one row and fitting holes or fitting pins. The fitting holes or the fitting pins for positioning are respectively disposed on mutually opposite sides of a straight line connecting centers of the optical fiber insertion holes and are located point-symmetrically with respect to a center of the row of the entire optical fiber insertion holes arranged on the straight line. | 05-07-2009 |
| 20090129729 | REVERSIBLE FIBER OPTIC STUB CLAMPING MECHANISM - A fiber optic stub fiber connector for reversibly and nondestructively terminating an inserted field fiber having a buffer over at least a portion thereof. The connector includes a housing and a ferrule including a stub fiber disposed within and extending from a bore through the ferrule. The ferrule is generally at least partially disposed within and supported by the housing. The connector further includes a reversible actuator for reversibly and nondestructively terminating the inserted field fiber to the stub fiber. The reversible actuator includes a buffer clamp for engaging with the buffer to simultaneously provide reversible and nondestructive strain relief to the terminated field fiber. | 05-21-2009 |
| 20090214164 | Optical Fiber Connector - An optical fiber connector includes a housing, a ferrule, a bias member and a flexible tube. The ferrule is formed with a first axial hole of a first inner diameter larger than an outer diameter of a jacket of an optical fiber and a second axial hole that is communicated to a distal end of the first axial hole and that has a second inner diameter smaller than the first inner diameter and larger than an outer diameter of a fiber wire of the optical fiber. The flexible tube is inserted around the proximal end side of the ferrule so that at least a part thereof is extended toward the proximal end side than the ferrule to form a proximal-end-side extended part. The proximal-end-side extended part has an inner diameter larger than the outer diameter of the jacket and smaller than the first inner diameter. | 08-27-2009 |
| 20090220199 | OPTICAL FIBER CONNECTOR - The optical fiber connector includes a connector housing ( | 09-03-2009 |
| 20090238521 | HIGH POWER OPTICAL CONNECTOR AND OPTICAL FIBER SYSTEM USING THE SAME - This high power optical connector is used at least on a light-receiving side of an optical fiber. The high power optical connector is provided with: a housing; a ferrule which is accommodated in the housing to retain the optical fiber; and a flange which is connected and fixed to the housing while being in contact with an end portion of the ferrule. The ferrule is made of a transparent glass; and the flange is made of a transparent material which transmits a light which propagates through the optical fiber. | 09-24-2009 |
| 20090238522 | FIELD TERMINATABLE FIBER OPTIC CONNECTOR ASSEMBLY - A fiber optic connector assembly includes a connector and a carrier. The connector, defining a longitudinal bore extending through the connector and having a first end region and a second end region, includes a ferrule assembly, having an optical fiber extending through the connector, at least partially disposed in the longitudinal bore at the first end region, a tube, defining a passage and having a first end portion disposed in the longitudinal bore at the second end region and a second end region, and a spring disposed in the bore between the ferrule assembly and the tube. The carrier includes a cable end and a connector end engaged with the connector, a termination region disposed between the connector end and the cable end, a fiber support region disposed between the connector end and the termination region, and a take-up region disposed between the connector end and the fiber support region. | 09-24-2009 |
| 20090245734 | Optical Connector - An optical connector includes a receptacle body | 10-01-2009 |
| 20090252458 | OPTICAL ATTENUATOR - An attenuator connector comprising a housing having a front and rear orientation, a ferrule disposed in the housing, a clamping assembly disposed in the housing rearward of the ferrule and adapted to receive and retain a terminating fiber and a stub of attenuating fiber disposed in the ferrule. | 10-08-2009 |
| 20090269014 | FIELD TERMINABLE LC FORMAT OPTICAL CONNECTOR WITH SPLICE ELEMENT - An LC format optical connector for terminating an optical fiber includes a housing configured to mate with an LC receptacle, the housing including a shell, a first resilient latch disposed on a surface of the shell, and a backbone. The LC format connector also includes a collar body disposed in the housing and retained between the outer shell and the backbone, wherein the collar body includes a fiber stub disposed in a first portion of the collar body. The collar body further includes a mechanical splice disposed in a second portion of the collar body, the mechanical splice configured to splice the second end of the fiber stub to a second optical fiber. The LC format connector further includes a trigger coupled to an outer surface of the housing backbone, the trigger including a second latch that engages the first latch when acted upon by a pressing force. An optical connector with a single piece latch structure is also provided. | 10-29-2009 |
| 20090304335 | Hardened Fiber Optic Connector with Connector Body Joined to Cylindrical Cable by Unitary Housing - A hardened fiber optic connector includes a unitary housing that mounts a connector body. The hardened fiber optic connector terminates a fiber optic cable including a strength layer and can be connected to a hardened fiber optic adapter. The unitary housing can transfer loads between the fiber optic cable and the hardened fiber optic adapter. | 12-10-2009 |
| 20100008630 | Locking Mechanism for Optical Tranceivers - A locking mechanism for connecting an optical connector to the TOSA or ROSA connector of an optical transceiver having no cover. The locking mechanism includes a connector plug equipped with an interface apparatus having a clip installed to the plug, a locking mechanism that keeps the clip in place and a spring mechanism that provides force for maintaining physical contact between the ferrule end face and the optical plane of the TOSA and ROSA. | 01-14-2010 |
| 20100054668 | FIBER OPTIC ADAPTER WITH INTEGRALLY MOLDED FERRULE ALIGNMENT STRUCTURE - A fiber optic adapter is disclosed. The fiber optic adapter includes a main body configured to receive a first fiber optic connector through a first end and a second fiber optic connector through a second end for mating with the first fiber optic connector. The adapter includes a ferrule alignment structure located within an axial cavity of the main body, the ferrule alignment structure including a sleeve mount and a ferrule sleeve, the sleeve mount including an axial bore and at least one latching hook extending from a center portion of the sleeve mount toward the first end of the main body and at least one latching hook extending from the center portion toward the second end of the main body, the latching hooks configured to flex for releasably latching the first and second fiber optic connectors to the fiber optic adapter. The sleeve mount and the main body of the fiber optic adapter are unitarily molded as a single piece and the ferrule sleeve is separately placed within the axial bore of the sleeve mount. | 03-04-2010 |
| 20100080515 | CONNECTOR FOR TIGHT-JACKETED OPTICAL FIBER CABLE - A field-installable optical connector for terminating an optical cable, said connector comprising: (a) a housing having a front and back orientation; (b) a rear body attached to the back of said connector housing; (c) a ferrule assembly disposed in said connector housing, said ferrule assembly comprising at least a ferrule adapted for receiving a fiber of said cable, and a clamping mechanism to the rear of said ferrule, said clamping mechanism comprising at least a platform defining a fiber-receiving channel for receiving said fiber, a first member adjacent to the fiber-receiving channel and having at least one cam surface, and a second member having a second cam surface, said first and second cam surfaces cooperating such that relative movement between said first and second members causes said first member to move toward said fiber-receiving channel; (d) an actuator operatively connected to said second member to cause said second member to move relative said first member upon axial movement of said actuator, said actuator having an exposed portion extending rearward from said rear body, said exposed portion adapted to be inserted within a jacket of said cable to secure said jacket to said exposed portion, wherein said actuator and said ferrule assembly move as one unit once said clamping mechanism is actuated by said actuator to secure said fiber therein; and (e) a resilient member disposed between said ferrule and said rear body to urge said ferrule assembly forward. | 04-01-2010 |
| 20100092137 | OPTICAL FIBER CABLE EQUIPPED WITH OPTICAL CONNECTOR, METHOD FOR INTRODUCING OPTICAL FIBER CABLE, TOWING TOOL USED IN INTRODUCING METHOD, AND OPTICAL CONNECTOR - There is provided an optical-connector-equipped optical fiber cable introducing method, according to which an introducing operation through an existing electrical wiring conduit or the like can be implemented, without damaging an optical fiber cable to be introduced, and with a small towing force. When inserting into a conduit | 04-15-2010 |
| 20100098382 | OPTICAL MODULE AND CABLE UNIT PROVIDED WITH OPTICAL MODULE - Operation efficiency can be dramatically improved and a smaller configuration can be obtained by simplifying the optical connection. An optical module has an electrical connector to connect a device; an optical element unit being electrically connected to the electrical connector and provided with optical elements to convert electrical signals and optical signals and emitting or receiving light; an optical ferrule, having a plurality of optical fiber insertion holes, to hold optical fibers inserted into the plurality of optical fiber insertion holes so as to allow the fibers to be optically connected to the optical element; and an optical cable inlet to introduce an end part of an optical cable provided with the optical fibers. The cable unit with an optical module has an optical cable that includes a plurality of optical fibers and an optical module provided at two ends of the optical cable. | 04-22-2010 |
| 20100129033 | PLUG FOR A HYBRID OPTICAL WAVEGUIDE AND ELECTRICAL CONDUCTOR ARRANGEMENT, AND METHOD FOR ITS PRODUCTION - The invention is based on a hybrid plug which produces both optical waveguide connections and electrical connections to a corresponding mating plug. In order to avoid mutual spherical optical transfer parts with an air crossover between the optical waveguides and the paralleling ball parts, it is proposed that the plug has a mounting and centering part and a lens part with encapsulated lenses which are produced from same polymer material and are adhesively bounded to one another. They have common channels for the ferrules which are inserted into ferrule holders with the optical waveguides. | 05-27-2010 |
| 20100172616 | MECHANICAL INTERFACE CONVERTER FOR MAKING NON-RUGGEDIZED FIBER OPTIC CONNECTORS COMPATIBLE WITH A RUGGEDIZED FIBER OPTIC ADAPTER - An interface converter is provided for mechanically and optically coupling a non-ruggedized fiber optic connector with a ruggedized adapter port. In a preferred embodiment, the interface converter attaches to an SC fiber optic connector and together form a converted fiber optic connector compatible with the ruggedized adapter port. In certain embodiments, a retractable release sleeve may be removed from the SC fiber optic connector prior to attaching the interface converter. In certain embodiments, the interface converter may be inserted into the ruggedized adapter port prior to being attached to the SC fiber optic connector. | 07-08-2010 |
| 20100215320 | MOLDED INTERCONNECT DEVICE (MID) OPTICAL CONNECTOR WITH METAL RETAINING CLIP - A molded interconnect device (MID) optical connector includes a molded plastic body and a metal retaining clip. The body has a receptacle portion shaped to receive and guide a mating optical fiber ferrule into a connected position. In the connected position, the end of a fiber retained in the ferrule is in optical alignment with an opto-electronic device in the MID optical connector. The retaining clip has one or more contact portions that extend into the receptacle portion of the body and exert a spring force upon the ferrule to retain and stabilize it in the connected position. | 08-26-2010 |
| 20100215321 | OPTICAL FIBRE CONNECTOR - The present invention relates to an optical fibre connector, and in particular to a Subscriber Connector (SC)-type push/pull optical fibre connector and to a method of forming and using such a connector. The SC-type optical fibre connector ( | 08-26-2010 |
| 20100215322 | Waterproof Connector and Waterproof Device using the Same - There is provided a waterproof connector. The waterproof connector comprises a connector member supporting a ferrule to be butted against a target ferrule disposed in a target connector, the connector member being adapted to be locked to an adapter member of the target connector by an action of a lock operation portion provided in the connector member; unlocking means being adapted to operate the lock operation portion to release the locked state; and a housing body allowing the unlocking means to be slidably moved. The waterproof connector is adapted to be released from the connection with the target connector in such a manner that the unlocking means is allowed to be moved away from the connector member, whereby the unlocking means is operable to operate the lock operation portion to release the locked state, and to move the connector member away from the adapter member to release the fitting. | 08-26-2010 |
| 20100220962 | Reversible Fiber Optic Stub Clamping Mechanism - A fiber optic stub fiber connector for reversibly and nondestructively terminating an inserted field fiber having a buffer over at least a portion thereof. The connector includes a housing and a ferrule including a stub fiber disposed within and extending from a bore through the ferrule. The ferrule is generally at least partially disposed within and supported by the housing. The connector further includes a reversible actuator for reversibly and nondestructively terminating the inserted field fiber to the stub fiber. The reversible actuator includes a buffer clamp for engaging with the buffer to simultaneously provide reversible and nondestructive strain relief to the terminated field fiber. | 09-02-2010 |
| 20100232747 | Assembly With An Optical Fiber Alignment - The invention refers to an optical fiber connector with a support member and a ferrule for receiving an optical fiber and fixed to the support member. The optical fiber is embedded in the ferrule. An end face of the optical fiber is arranged on the support member, while an alignment element is connected with the support member. The end face of the optical fiber abuts with the alignment element, whereby the alignment element aligns the end face of the optical fiber relative to a predetermined optical path. | 09-16-2010 |
| 20100254663 | BEND LIMITING BOOT - A connector having a front and back orientation and comprising: (a) a cable having at least a jacket and an optical fiber; (b) a ferrule assembly comprising a rear portion for attachment to said jacket, and a ferrule defining a bore hole for containing said optical fiber; (c) a housing having a front portion configured for mating with a mating structure and a back portion configured for attachment to a boot; (d) a spring biasing said ferrule assembly forward in said housing; and (e) a boot secured to said back portion of said housing and extending rearward around said tight-jacketed cable, said boot having an internal channel large enough to allow axial movement of said ferrule assembly relative to said boot. | 10-07-2010 |
| 20100254664 | FIBRE OPTIC DUPLEX CONNECTOR - Connector for the termination of optical transmission media including a connector housing and at least one connector inner part arranged therein, which includes a ferrule with a bore for receiving the optical transmission media, wherein the ferrule is arranged in the connector inner part so that it can be moved axially against the force of a spring, wherein the connector inner part is joined to the connector housing by a snap connection, wherein the connector housing has at least one opening into which a locking tab engages when in the installed position, wherein the locking tab is a triangular elevation, extending radially, in longitudinal section in axial direction, on a cylindrical part of the connector inner part. | 10-07-2010 |
| 20100284655 | Optical connector plug - Disclosed is an optical connector plug includes an approximately square cylindrical rear cover of an insulating member fitted over an outer surface of a stop ring, and a cylindrical front cover which is urged frontward by an elastic member and is slidable back and forth at an outer surface of a plug frame. The front cover has a plate-like shutter having flexibility on an inner wall, which blocks the tip of a ferrule. The shutter has an upright curved portion formed by curving a tip side in an arc shape. When the front cover moves backward, the curved portion of the shutter is pressed against a tip of the plug frame to become flat and is pressed against the inner wall of the front cover to be retained in a plate form, thereby releasing a light-shielding state of the optical fiber. | 11-11-2010 |
| 20100284656 | Short profile optical connector - A connector that enables fiber optic cables to terminate at equipment in cabinets having little space available for cable routing, without over bending. The construction includes a connector housing, and a yoke including a collar joined to a rear end of the housing. A tubular cable bend limiter is fixed at one end to the collar and the limiter directs a cable containing one or more bend insensitive fibers through a bend of, e.g., 90 degrees, between the collar and the opposite end of the limiter with a fiber bend radius of less than one inch (25.4 mm). If the limiter creates a fiber bend radius of 0.300 inch (7.62 mm), the distance between the front of the connector and the cable after bending may be as little as 1.26 inches (32 mm), allowing the cable and connector to be routed and terminated in limited space without impairing performance. | 11-11-2010 |
| 20100316334 | SCALABLE AND MODULAR AUTOMATED FIBER OPTIC CROSS-CONNECT SYSTEMS - This invention discloses highly scalable and modular automated optical cross connect switch devices which exhibit low loss and scalability to high port counts. In particular, a device for the programmable interconnection of large numbers of optical fibers (100's-1000's) is provided, whereby a two-dimensional array of fiber optic connections is mapped in an ordered and rule-based fashion into a one-dimensional array with tensioned fiber optic circuit elements tracing substantially straight lines there between. Fiber optic elements are terminated in a stacked arrangement of flexible fiber optic circuit elements with a capacity to retain excess fiber lengths while maintaining an adequate bend radius. The combination of these elements partitions the switch volume into multiple independent, non-interfering zones, which retain their independence for arbitrary and unlimited numbers of reconfigurations. The separation into spaced-apart zones provides clearance for one or more robotic actuators to enter the free volume substantially adjacent to the two-dimensional array of connectors and mechanically reconfigure connectors without interrupting other circuits. | 12-16-2010 |
| 20100322567 | FIBER OPTIC CONNECTOR AND METHOD - A fiber optic connector including a ferrule surrounding an optical fiber and a hub engaging the ferrule. The hub includes a front portion having first and second opposing surfaces and first and second tapered regions extending from the first and second opposing surfaces to a front face. A housing includes an anti-rotation seat configured to engage the first and second opposing surfaces, the anti-rotation seat including parallel first and second contact lines positioned at a front of the anti-rotation seat. A spring within a chamber of the housing biases the ferrule through a bore in the front of the housing. The first tapered region of the hub engages the first contact line and the second tapered region engages the second contact line when the hub and ferrule are in a first rotational position so that the optical fiber is maintained at a known orientation with respect to the connector. | 12-23-2010 |
| 20100329613 | Field Installable Ferrule and Tool and Method for Installing Optical Fibers in the Ferrule Using The Tool - A field-installable multi-fiber ferrule has two portions and one portion has optical fibers already secured therein. The second portion receives optical fibers to mate with the secured optical fibers. A tool is provided to assist in inserting the optical fibers into the multi-fiber ferrule by aligning and holding the optical fibers while they are secured in the multi-fiber ferrule. | 12-30-2010 |
| 20110026886 | Multi-Fiber Loop Back Plug - The present disclosure relates to a loop back plug including a ferrule having a distal side and a proximal side. The ferrule defines a plurality of openings that extend through the ferrule from the distal side to the proximal side. The openings are arranged in first and second parallel rows. The loop back plug also includes a plurality of loop back optical fibers each having first and second end portions secured within the openings of the ferrule. At least some of the loop back optical fibers are looped between the openings of the first and second rows with their first end portions secured within the openings of the first row and their second end portions secured within the openings of the second row. | 02-03-2011 |
| 20110033158 | FIBER OPTIC CONNECTOR HOLDER AND METHOD - A fiber optic connector holder is sized to fit within an opening for mounting a fiber optic adapter. The fiber optic connector holder is configured to permit a fiber optic connector with a dust cap positioned about a ferrule and a polished end face of an optical fiber held by the ferrule to be inserted within and releasably held by the connector holder. A system for holding fiber optic connectors includes a fiber optic connector holder mounted within an opening in a bulkhead for mounting a fiber optic adapter. The fiber optic connector holder is configured to receive a fiber optic connector with a dust cap mounted about a ferrule and polished end face of an optical fiber held by the ferrule. A optical fiber connector may be held to a bulkhead when the fiber optic connector includes a dust cap mounted about a ferrule and a polished end face of an optical fiber held by the ferrule. | 02-10-2011 |
| 20110038583 | Optical fiber, tape-like optical fiber and optical module using the same - An optical fiber has a single-layer coated optical fiber having an optical bare fiber including a core and a clad formed around the core, and a single coating layer provided around an outer periphery of the optical bare fiber, an inner coating layer provided around an outer periphery of the single-layer coated optical fiber, which contacts with the single coating layer, and an outer coating layer formed as a collective coating layer around an outer side of the inner coating layer. The inner coating layer has a Young modulus lower than a Young modulus of the single coating layer and a Young modulus of the outer coating layer. | 02-17-2011 |
| 20110038584 | HOUSING FOR OPTICAL CONNECTOR AND OPTICAL CONNECTOR - An optical connector is provided to reliably hold a ferrule assembly in a housing to enable it stable optical connection. The optical connector is able to accomplish stable connection without any concern of displacement of an optical connecting end portion of the ferrule, even if the optical connector is subjected to repeated connecting and disconnecting operations. In the optical connector, a ferrule assemble having a polygonal prism-shaped flange is accommodated and held so as to elastically reciprocate in a housing of a cavity which has a polygonal engaging portion to receive and engage the flange of the ferrule assemble. A protrusion is formed at an end part of each engaging wall in the direction of inserting the ferrule assemble to rise toward an insertion opening for the ferrule assemble, and each protruding portion of the protrusion is provided to have each different rising height thereof. | 02-17-2011 |
| 20110052123 | STRAIN-RELIEF ASSEMBLIES AND METHODS FOR A FIELD-INSTALLABLE FIBER OPTIC CONNECTOR - A strain-relief assembly for a field-installable fiber optic connector is disclosed, wherein the assembly includes a ferrule holder, an intermediate sleeve, and a crimp sleeve. The ferrule holder back section holds a buffered section of a fiber optic cable, while the ferrule holder front end holds a ferrule and a splice assembly. A stub fiber is held within the ferrule and the splice assembly so as to interface with a section of field optical fiber protruding from the buffered section. The intermediate sleeve engages and generally surrounds a portion of the ferrule holder back section and thus surrounds a portion of the buffered layer. An intermediate sleeve handler may be used to handle the intermediate sleeve and attached the intermediate sleeve to the ferrule holder back section. Stress-relief strands from the fiber optic cable are flared around the outer surface of the intermediate sleeve. A crimp sleeve is placed over the intermediate sleeve to hold the ends of the stress-relief strands in place. The crimp sleeve is then crimped, which fixes the strand ends in place and also fixes the intermediate sleeve in place on the ferrule back section. | 03-03-2011 |
| 20110058774 | Connector System with Physical Security Feature - A connector system comprising: a multi-plug connector, each plug having a housing and a ferrule, said housing having a front and back orientation and having a front face defining an opening, said ferrule being disposed within said opening, said housing defining a first keying element on said front face around said opening, at least two housings of said multi-plug connector having different said first keying elements. | 03-10-2011 |
| 20110058775 | Dust Caps for Fiber Optic Connectors - A dust cap for a fiber optic connector is disclosed. The fiber optic connector includes a connector body having a first end and second end opposite the first end, and a ferrule positioned at the first end of the connector body. The ferrule holds an optical fiber having an end face. The dust cap includes a housing defining a cavity for receiving the ferrule of the fiber optic connector and a retaining member coupled to the housing. The retaining member is structured to be disposed adjacent to the second end of the connector body when the ferrule is disposed within the cavity to inhibit removal of the fiber optic connector from the dust cap. Additionally, or alternatively, the dust cap may include a mounting member for releasably engaging a support structure. | 03-10-2011 |
| 20110075972 | Fiber Optic Connectors and Methods for Making the Same - Fiber optic connectors and components for fiber optic connectors with improved side-loading performance are disclosed along with methods for making the same. The fiber optic connector includes a ferrule and a ferrule holder where the ferrule holder may be disposed within a housing. The ferrule holder has a forward portion with a spherical feature for cooperating with the housing, thereby allowing relative movement therebetween. Specifically, the spherical feature of the ferrule holder permits rotational translation of the ferrule holder in two degrees of freedom relative to the housing and inhibits the longitudinal translation of the ferrule holder in same two degrees of freedom relative to the housing, thereby providing improved side-loading performance. | 03-31-2011 |
| 20110075973 | Tapered-Channel Ferrules and Optical Fiber Connectors Employing Same - Ferrules having at least one tapered fiber channel that supports at least one optical fiber are disclosed. The at least one tapered fiber channel is defined by at least one channel wall. The material making up the channel wall is at least one of deformable and removable by forcible contact by the at least one optical fiber when the optical fiber is inserted into the fiber channel. This results in the formation of an interference fit between the front channel end and the optical fiber end when the diameter of the optical fiber end exceeds the diameter of the channel front end. The fiber channel wall may optionally include at least one deformable and/or removable-by-contact protrusion, with the at least one protrusion preferably being located in the channel section adjacent the narrow front channel end. Methods of forming the ferrules are also disclosed. Single-fiber and multi-fiber optical fiber connectors that employ the ferrules are also disclosed. | 03-31-2011 |
| 20110075974 | Optical connector and optical connector cable - An optical connector is selectively attachable to one of optical fiber cables including a first type optical fiber cable and a second type optical fiber cable. Each of the optical fiber cables includes a common optical fiber and a common ferrule fixed to the common optical fiber. The first type optical fiber cable further includes a tension member. The second type optical fiber cable further including a tensile member. The optical connector has a swage portion through which the common ferrule is inserted forward when one of the optical fiber cables is attached to the optical connector. The swage portion has an outer surface on which the tensile member is swaged when the second type optical fiber cable is attached to the optical connector. The optical connector also has a fixing portion having at least one receiver hole formed therein for receiving and fixing an end of the tension member of the first type optical fiber cable. The fixing portion is located forward of the swage portion. | 03-31-2011 |
| 20110075975 | OPTICAL FIBER CONNECTOR - An optical fiber connector includes a pair of optical fibers and a seat defining a pair of lenses at a front edge thereof and passageways aligned with the lenses respectively and receiving the optical fibers. The seat defines a pair of first apertures at a first surface thereof communicating with the passageways, and a pair of second aperture at a second surface thereof opposite to the first surface communicating with the passageways. Rear insides of the first apertures are aligned with front insides of the second apertures. | 03-31-2011 |
| 20110081115 | METHOD TO ASSEMBLE AND POLISH A CONNECTOR WITH OPTICAL FIBER THAT HAS AIR-GAPS OR "VOIDS" IN ITS CLADDING - A method for assembling a fiber optic connector that includes heating an end of a cleaved fiber, inserting the end of the cleaved fiber into a ferrule until the end protrudes from the ferrule, wherein a first portion of the heated end protrudes from the ferrule and a second portion of the heated end remains in the ferrule, fixing the fiber in place in the ferrule, and polishing the end of the cleaved fiber. | 04-07-2011 |
| 20110081116 | OPTICAL-FIBER CONNECTION UNIT, AND OPTICAL CONNECTOR AND OPTICAL ADAPTER USED THEREIN - Provided is an optical-fiber connection unit in which a split sleeve ( | 04-07-2011 |
| 20110081117 | Fiber Optic Light Source Adapter - A light source adapter to mechanically interconnect a light box and a fiber optic cable. The adapter engages the light box and defines an interior cavity to receive a ferruled fiber optic cable. The exterior surface of the ferrule comprises a circumferential ridge and groove that reversibly interacts with a spring inside the adapter cavity. The spring is biased to require sufficient force to insert or remove the ferrule. The geometry of the circumferential ridge or groove can optionally be modified to increase or decrease the amount of force required to effect insertion or removal of the ferrule inside the cavity. | 04-07-2011 |
| 20110103748 | FIBER OPTIC FERRULE ASSEMBLY WITH TRANSITIONING INSERT - A fiber optic ferrule assembly includes a ferrule with an axial passage, an insert with an axial passage, and a hub with an axial passage. The axial passage of the ferrule includes a first diameter portion having a diameter of at least 125 microns, and the axial passage of the insert includes a second diameter portion having a diameter of at least 250 microns. The axial passage of the hub holds at least a portion of the ferrule and the insert. The fiber optic ferrule assembly terminates a fiber optic cable including an inner fiber, an outer coating around the inner fiber, and a buffer layer around the outer coating. The first diameter portion only receives the inner fiber and no outer coating, and the second diameter portion receives at least a portion of an exposed portion of the outer coating and no buffer layer. Minimal epoxy is applied around a transition area near an end of the outer coating. A method of assembling a terminated fiber optic cable is also provided. | 05-05-2011 |
| 20110158592 | Ferrules Having An Anti-Rotation Feature And Fiber Optic Connectors Using The Same - Ferrules having anti-rotation features along with fiber optic connectors using the same are disclosed. The ferrules have a body with a first diameter and at least one bore extending from a rear end of the ferrule to a front end of the ferrule. The ferrule has at least one anti-rotation feature such as a rib. The ferrule may be part of a ferrule assembly that includes a ferrule holder where the anti-rotation feature improves the bond between the ferrule and the ferrule holder. Methods for making the ferrules and assemblies using the ferrule are also disclosed. | 06-30-2011 |
| 20110176780 | FIBER OPTIC CONNECTOR OF A FIBER OPTIC CONNECTION TERMINATION SYSTEM - A fiber optic connector for making a mechanical splice with an optical fiber secured in an optical fiber handler is disclosed. The fiber optic connector provides the craft with a simple, fast and reliable way for terminating the optical fiber. | 07-21-2011 |
| 20110188813 | Fiber Optic Dust Cap and Connector for Terminating Multi-Fiber Optical Cables - A dust cap is adapted to cover an end of a fiber optic connector that includes a release sleeve. The dust cap includes a sleeve with an open end and a closed end, at least one resilient latch with a retainer, and a sealing surface. The dust cap is installed on the fiber optic connector by placing the open end of the sleeve over the end of the fiber optic connector. The dust cap is retained on the fiber optic connector by capturing the retainer of the resilient latch between an interior portion of the release sleeve and a retaining pocket of the fiber optic connector. The sealing surface of the dust cap is adapted to sealingly engage a perimeter of the release sleeve when the dust cap is fully installed. | 08-04-2011 |
| 20110217008 | FIBER OPTIC CONNECTOR ASSEMBLY EMPLOYING FIBER MOVEMENT SUPPORT AND METHOD OF ASSEMBLY - A fiber optic connector assembly and method employing one or more fiber movement supports. The one or more fiber movement supports are each disposed around one or more optical fibers and are configured to inhibit kinks or sharp bends from occurring in the one or more optical fibers. The fiber movement support is more rigid than an optical fiber. Thus, when a force is exerted on an optical fiber in a direction angled to the axis of the optical fiber, the force is directed to the fiber movement support. The fiber movement support translates the non-axial force in a direction toward the axis of the optical fiber. This causes the optical fiber to be pushed back towards the fiber optic cable instead of the kinking or bending the optical fiber, thus avoiding or reducing high insertion losses resulting from bending of the optical fiber. | 09-08-2011 |
| 20110222819 | MANAGED FIBER CONNECTIVITY SYSTEMS - A communications connection system includes a fiber optic connector including a storage device having memory configured to store physical layer information. The storage device also includes at least one contact member that is electrically connected to the memory. Certain types of fiber optic connectors have the storage device mounted to a key of the fiber optic connector. Certain types of fiber optic connectors have the storage device mounted in a cavity defined in the fiber optic connector. | 09-15-2011 |
| 20110229085 | SIMPLEX CONNECTORS FOR MULTICORE OPTICAL FIBER CABLES - An optical fiber cable connector includes a ferrule subassembly, in which a ferrule is mounted into a receptacle including a barrel section having a flange at its base. The ferrule subassembly is loaded into an enclosure having a plug housing at its lead end. The plug housing is configured to provide a connection between an endface of a multicore fiber mounted into the ferrule and a corresponding surface in a mating socket. A collar is rotatably mounted onto the barrel section of the ferrule subassembly such that it butts up against the flange. The collar has an opening that fits around the barrel section, and an outer perimeter that fits into a receiving cavity with the plug housing. The ferrule, receptacle, receptacle barrel section, mounted multicore fiber, enclosure, and plug housing have a common longitudinal axis. As a result, the ferrule, receptacle, receptacle barrel section, and mounted multicore fiber are continuously rotatable with respect to the enclosure and plug housing, thereby enabling a precise rotational alignment of the multicore fiber within the enclosure. | 09-22-2011 |
| 20110229086 | MULTIFIBER CONNECTORS FOR MULTICORE OPTICAL FIBER CABLES - Structures and techniques are described relating to the alignment of multicore fibers within a multifiber connector. These structures and techniques include: multicore fibers having a number of different shapes, including, for example, circular, elliptical, D-shaped, double D-shaped, and polygonal; multifiber ferrules, having a plurality of fiber guide holes therein of various shapes; alignment fixtures for aligning multicore fibers within multifiber ferrules; and various multicore fiber alignment techniques. | 09-22-2011 |
| 20110229087 | Fiber Optic Interface Device With Bent Optical Path - A fiber optic interface device with a bent optical path has a ferrule with a body having front and rear ends and an internal cavity adjacent the front end and defined by a rear wall and a bottom wall. The bottom wall defines at least one lens. The device includes at least one optical waveguide that defines the bent optical path. The ferrule supports at least one optical waveguide so that the bent optical path resides within the cavity, with the fiber end being operably aligned with the at least one lens. A fiber optic interface assembly is formed by mating the device with a second fiber optic interface device. | 09-22-2011 |
| 20110229088 | FIBER OPTIC INTERFACE DEVICE WITH POSITIONABLE CLEANING COVER - A fiber optic interface device ( | 09-22-2011 |
| 20110229089 | SMALL-FORM-FACTOR FIBER OPTIC INTERFACE ASSEMBLIES FOR ELECTRONIC DEVICES - Small-form-factor fiber optic interface assemblies ( | 09-22-2011 |
| 20110229090 | FIBER OPTIC INTERFACE DEVICES FOR ELECTRONIC DEVICES - Fiber optic interface devices ( | 09-22-2011 |
| 20110229091 | OPTICAL SENSOR ELEMENT FOR A MEASURING MACHINE, AND COUPLING ELEMENT THEREFOR ON THE MEASURING MACHINE SIDE - The invention relates to an optical sensor element for a measuring machine, comprising a coupling element on the sensor element side for mechanically and optically connecting to a coupling element on the measuring machine side. An optical fiber is arranged in the coupling element on the sensor element side, wherein said optical fiber comprises an optical interface for connecting to an optical machine contact element of the measuring machine, wherein said optical interface is formed by an optical sensor contact element having a self-centering ferrule that encloses the end of the optical fiber. The ferrule is supported in the coupling element on the sensor element side in a floating manner. | 09-22-2011 |
| 20110235979 | MANAGED FIBER CONNECTIVITY SYSTEMS - A communications connection system includes a fiber optic adapter module configured to receive multiple fiber optic connectors. The fiber optic adapter module includes one or more media reading interfaces. Each media reading interface is configured to determine whether a fiber optic connector is received at one of the ports of the adapter module. Certain types of connectors store physical layer information. Certain types of media reading interfaces are configured to read the physical layer information from the connector if the connector stores such information. | 09-29-2011 |
| 20110243507 | OPTICAL CONNECTOR AND OPTICAL APPARATUS HAVING THE SAME - Provided are an optical connector and an optical apparatus having the same. The optical connector comprises a substrate, at least one optical waveguide, an optical coupler, and a ferrule alignment unit. The at least one optical waveguide is formed on the substrate. The optical coupler is formed on the optical waveguide. The ferrule alignment unit allows a ferrule fixing optical fibers combined with the optical coupler to be aligned with the substrate. | 10-06-2011 |
| 20110243508 | Optoelectrical Connector - An optoelectrical connector is composed of a plug to which a wire and an optical fiber are assembled and a receptacle to which the plug is inserted and connected. A receptacle includes insulation sleeves and conductive contacts in openings of receptacle housings, and plugs include a ferrule assembled bodies which are composed of an insulation ferrule which holds an optical fiber and a conductive cylindrical member which holds the ferrule and to which a wire is assembled, in an opening of the plug housing. When the plugs are inserted into the receptacle, the contacts and the cylindrical member contact with each other and the ferrules are inserted into the sleeves. Parts which serve electrical connection are not exposed. | 10-06-2011 |
| 20110255830 | CABLE ASSEMBLY - A cable assembly includes a housing having a mating end and a cable end and receives a cable through the cable end. The housing has a mounting block proximate to the cable end. A ferrule is configured to be terminated to the cable. The ferrule has an inner bushing and an outer bushing, with the inner and outer bushings cooperating to capture a cable braid of the cable therebetween. The ferrule is retained within the mounting block such that the ferrule is housed interior of the housing. | 10-20-2011 |
| 20110255831 | PLUGGABLE OPTICAL TRANSCEIVER HAVING INNER OPTICAL CONNECTION AND OPTICAL CONNECTOR INSTALLED THEREIN - A pluggable optical transceiver is disclosed. The transceiver comprises a plurality of OSAs, an optical member and a plurality of inner fibers to couple the optical member with OSAs. The inner fibers each provides an inner connector to couple with one of OSAs. The housing, which installs the OSAs, the optical member and the inner fiber, is made of metal and has a grooves into which the inner fibers is set so as to arrange them orderly. | 10-20-2011 |
| 20110262076 | FIBER OPTIC ASSEMBLIES HAVING CONNECTORS WITH RECESSED OPTICAL FIBERS - Fiber optic assemblies including a plurality of optical fibers in a connector having a ferrule are disclosed. The ferrule has a front end face and a plurality of bores with the plurality of optical fibers being disposed within one of the respective plurality of bores. The fiber optic assemblies have the plurality of optical fibers recessed from the front end face of the ferrule by a suitable distance to inhibit physical contact of the plurality of optical fibers when mated with a complementary connection. Consequently, the fiber optic assemblies are suited for hundreds or thousands of connections and disconnections (i.e., mating cycles) with reduced susceptibility from damage and/or optical attenuation caused by dirt, debris and the like as expected with the consumer electronic/device environments. | 10-27-2011 |
| 20110262077 | MANAGED FIBER CONNECTIVITY SYSTEMS - A communications connection system includes an adapter module defining at least first and second ports and at least one media reading interface mounted at one of the ports. The first adapter module is configured to receive a fiber optic connector at each port. Some type of connectors may be formed as duplex connector arrangements. Some types of adapters may include ports without media reading interfaces. Some types of media reading interfaces include contact members having three contact sections. | 10-27-2011 |
| 20110262078 | PLUGGABLE OPTICAL TRANSCEIVER HAVING ELECTRICALLY SHIELDED RECEPTACLE, AND OPTICAL CONNECTOR INSTALLED THEREIN - A pluggable optical transceiver is disclosed. The transceiver comprises a plurality of OSAs, an optical member and a plurality of inner fibers to couple the optical member with OSAs. The inner fibers each provides an inner connector to couple with one of OSAs. The housing, which installs the OSAs, the optical member and the inner fiber, is made of metal and has a grooves into which the inner fibers is set so as to arrange them orderly. | 10-27-2011 |
| 20110262079 | OPTICAL FERRULE, OPTICAL FERRULE MOLDING DIE, MANUFACTURING METHOD OF OPTICAL FERRULE, AND FERRULE WITH OPTICAL FIBER - An optical ferrule that holds an optical fiber, the optical ferrule having an ejector pin mark formed by an ejector pin during molding, the optical ferrule includes a ferrule body, ferrule body having an optical fiber insertion opening to be inserted with the optical fiber, optical fiber hole from which a tip end of the optical fiber is to be exposed, and a lower surface of the ferrule body that is to be a reference plane, lower surface of the ferrule body including a recessed section, ejector pin mark being located on a bottom surface of the recessed section, side surface of the recessed section being formed higher than a molding burr of the ejector pin mark. | 10-27-2011 |
| 20110262080 | FIBER OPTIC CONNECTOR HOLDER AND METHOD - A fiber optic connector holder is sized to fit within an opening for mounting a fiber optic adapter. The fiber optic connector holder is configured to permit a fiber optic connector with a dust cap positioned about a ferrule and a polished end face of an optical fiber held by the ferrule to be inserted within and releasably held by the connector holder. A system for holding fiber optic connectors includes a fiber optic connector holder mounted within an opening in a bulkhead for mounting a fiber optic adapter. The fiber optic connector holder is configured to receive a fiber optic connector with a dust cap mounted about a ferrule and polished end face of an optical fiber held by the ferrule. A optical fiber connector may be held to a bulkhead when the fiber optic connector includes a dust cap mounted about a ferrule and a polished end face of an optical fiber held by the ferrule. | 10-27-2011 |
| 20110268394 | OPTICAL FIBER CONNECTOR WITH SHUTTER - An optical fiber connector includes a plug having a ferrule, a housing sleeved on the plug, a frame slidably positioned on the housing, and a shutter rotatably mounted on the frame. The shutter includes a covering portion for covering the ferrule and a rotating portion formed on the covering portion. The housing forms a urging portion adjacent to the ferrule implementing the rotating portion and rotating the covering portion to cover the ferrule when the frame slides on the housing to a predetermined position. | 11-03-2011 |
| 20110280521 | FIBER OPTIC CONNECTOR AND METHOD OF APPLYING SAME TO A FIBER OPTIC CABLE - A fiber optic connector includes a shroud, spring, ferrule mount, shrink tube, and ferrule. The connector terminates a fiber optic cable including an optical fiber and a strength member. The ferrule terminates the optical fiber and is mounted to the ferrule mount. The ferrule mount attaches to the strength member and includes an exterior retaining surface and a passage for the optical fiber. The shroud is mounted over the ferrule mount and includes an interior retaining surface. The exterior and the interior retaining surfaces engage to limit distal movement of the shroud relative to the ferrule mount and the attached cable. The spring engages the cable and the shroud and distally urges the shroud relative to the cable. The shrink tube forms a seal between the shroud and the cable and can proximally urge the shroud relative to the ferrule mount. This proximal urging is overcome by the spring. | 11-17-2011 |
| 20110293222 | OPTICAL CONNECTOR - An optical connector of the present invention includes a ferrule to which an internal optical fiber is embedded and an end face grinding is performed; and a connection mechanism which extends to an opposite side of a connection end face of the ferrule, wherein the optical connector butt connects the internal optical fiber and an insert optical fiber which is inserted from outside within a positioning groove provided at the connection mechanism; and a back end side of an end face of the internal optical fiber which butts to the insert optical fiber is made a beveled end face by cutting process. | 12-01-2011 |
| 20110299814 | DUPLEX OPTICAL CONNECTOR UNIT - Provided is a duplex optical connector unit, in which locking levers extending obliquely upward toward a proximal end side and including interlocking portions engaging with an optical adapter are provided on top surfaces of housings of optical connectors, and an operation lever extending obliquely upward toward a leading end side and including a pressing part located above the locking levers is provided in a top surface of a main body portion of a boot. | 12-08-2011 |
| 20110305420 | MULTIMODE FIBER OPTIC ASSEMBLIES - Fiber optic assemblies including at least one multimode optical fiber that have improved performance are disclosed. In one embodiment, at least one connector is mounted upon and end of at least one multimode optical fiber and the assembly has an insertion loss of about 0.04 dB or less at a reference wavelength of 850 nanometers. Another embodiment is directed to a fiber optic assembly having a plurality of multimode optical fibers attached to a multifiber ferrule. The multifiber ferrule has a pair of guide pin bores having a nominal diameter, wherein the guide pin bores have a tolerance of ±0.0005 millimeters from a nominal diameter for improving performance. | 12-15-2011 |
| 20110305421 | Reversible Fiber Optic Stub Clamping Mechanism - A fiber optic stub fiber connector for reversibly and nondestructively terminating an inserted field fiber having a buffer over at least a portion thereof. The connector includes a housing and a ferrule including a stub fiber disposed within and extending from a bore through the ferrule. The ferrule is generally at least partially disposed within and supported by the housing. The connector further includes a reversible actuator for reversibly and nondestructively terminating the inserted field fiber to the stub fiber. The reversible actuator includes a buffer clamp for engaging with the buffer to simultaneously provide reversible and nondestructive strain relief to the terminated field fiber. | 12-15-2011 |
| 20110311185 | IN-LINE SPLICE WITH INTEGRATED SPLICE HOLDER - A fiber optic cable assembly includes a connector and a fiber optic cable. The connector includes a housing having a first axial end and an oppositely disposed second axial end. A ferrule is disposed in the housing. A plurality of optical fibers is mounted in the ferrule. The fiber optic cable includes an outer jacket defining a fiber passage that extends longitudinally through the outer jacket and a window that extends through the outer jacket and the fiber passage. First and second strength members are oppositely disposed about the fiber passage in the outer jacket. A plurality of optical fibers is disposed in the fiber passage. The optical fibers are joined at splices to the optical fibers of the connector. A splice sleeve is disposed over the splices. The splice sleeve is disposed in the window of the outer jacket. | 12-22-2011 |
| 20110311186 | Fibre Optic Connector Assembly and Access Tool Kit - A fibre optic connector is provided comprising: a connector plug, which may be inserted into an associated socket in a longitudinal direction; a resilient leg, depending at a first end thereof from the first connector plug, and having a depressible part, distal therefrom, depressible towards the first connector plug; and a guard cover, configured to prevent access to the depressible part of the resilient leg in its direction of depression, but to permit access to the resilient leg in the longitudinal direction through an access aperture, the access aperture being aligned with the depressible part of the resilient leg on an axis parallel with the longitudinal direction, to allow depression of the resilient leg through the access aperture directly. A corresponding extraction tool and methods, loopback connector, blanking plug, blanking plate and patch panel are also provided. | 12-22-2011 |
| 20110311187 | HYBRID 8P8C RJ-45 MODULAR PLUG CONFIGURED WITH BOTH OPTICAL AND ELECTRICAL CONNECTIONS FOR PROVIDING BOTH OPTICAL AND ELECTRICAL COMMUNICATIONS CAPABILITIES, AND A METHOD - A hybrid RJ-45 plug is provided that has both an electrical coupling configuration and an optical coupling configuration. The electrical coupling configuration is an 8P8C electrical wiring configuration that complies with the RJ-45 electrical wiring standard. The optical coupling configuration includes an optics system that provides the plug with optical communications capabilities. The hybrid RJ-45 plug is backwards compatible with an existing RJ-45 jack that implements an RJ-45 electrical wiring standard. However, the hybrid RJ-45 plug is also configured to mate with an optical jack that has only optical communications capabilities and to mate with a hybrid RJ-45 jack that has both optical and electrical communications capabilities. | 12-22-2011 |
| 20120002925 | OPTICAL CONNECTOR - An optical connector includes a second operation lever extending rearward from a first operation lever. By pressing a rear end portion of the second operation lever up, or pressing the second operation lever forward, the first operation lever can be inclined forward. In this way, a front end portion of the first operation lever presses a rear end portion of a locking lever down, and disengages the locking lever and an optical adapter from each other. Thus, the optical connector can be detached from the optical adapter. | 01-05-2012 |
| 20120002926 | MPO Type Connector with Reduced Off-Center Loading - This application describes an MPO type connector with an internal assembly having a pin clamp, ferrule, and fiber array. The pin clamp that has a pair of contact surfaces abutting the ferrule. The contact surfaces are located along the mid-point of the height of the ferrule on either side of and proximate to the fiber array. | 01-05-2012 |
| 20120020625 | OPTICAL CONNECTOR PLUG - An optical connector plug is comprised of a pair of divided front and rear housings formed generally in a quadrilateral tubular shape for receiving a ferrule to hold an optical fiber. A housing, one of the housings is provided with engagement openings on at least opposite wall portions thereof, and the other housing is provided with engagement projections on its opposite wall portions to be engaged in the engagement openings. Furthermore, fitting projections are formed in the longitudinal direction on the wall portions in which the engagement openings are formed, and fitting recesses to be fitted with the fitting projections are formed in the wall portions on which the engagement projections are formed. The pair of housings are firmly joined to each other by engaging the engagement projections with the engagement openings and by fitting and engaging the fitting projections in the fitting recesses. | 01-26-2012 |
| 20120027358 | METHOD FOR PREPARING A FERRULE ASSEMBLY - A method for preparing a ferrule assembly avoids polishing while providing adequate control over fiber end protrusion and co-planarity. A distal end of the fiber is prepared before securing the fiber in a ferrule, and before or after inserting the fiber into the ferrule. The prepared fiber is manipulated to provide a desired spatial relationship between the fiber end and the ferrule's end face, and then secured to maintain the desired spatial relationship. Preferably, the fiber end is prepared using a laser cleaving technique to provide a suitable end without abrasive polishing. An interferometer may be used to obtain measurements, during manipulation of the prepared fiber within the ferrule, that indicate whether the prepared fiber is satisfactorily positioned. In accordance with other aspects of the invention, a ferrule assembly prepared in accordance with the method, and a connector or other optical package including such a ferrule assembly are provided. | 02-02-2012 |
| 20120027359 | OPTICAL CONNECTOR AND CONNECTOR CONNECTION SYSTEM - An optical connector includes: an engaging member having a pair of elastic pieces that can be engaged with locking portions on both sides of a receiving-side optical connector; and a movable tubular housing externally fitted to the engaging member, wherein the pair of elastic pieces approaches each other by an engagement with the locking portions on both sides of the receiving-side optical connector, and thereby, the housing becomes movable forward with respect to the portion of the engaging member that engages with the locking portions, and wherein an engagement state between the elastic pieces and the locking portions on both sides of the receiving-side optical connector is maintained as the pair of elastic pieces abuts an inside of the housing thereby regulating a movement in a direction of being separated from each other when the housing has moved forward with respect to the engaging member. | 02-02-2012 |
| 20120027360 | COLLAR BODY FOR FIELD TERMINABLE OPTICAL CONNECTOR - An optical fiber connector for terminating an optical fiber is provided. The optical fiber connector includes a housing configured to mate with a receptacle. The connector also includes a collar body disposed in the housing and retained between the housing's outer shell and a backbone. The collar body includes a swivel head coupled to a front end portion of the collar body, where the swivel head is configured to receive a ferrule. The swivel head is configured to pivot with respect to the front end portion of the collar body by a controlled amount upon a side pull force being placed on the connector and/or optical fiber. | 02-02-2012 |
| 20120033920 | OPTICAL FIBER FERRULE - The invention pertains to an optical ferrule and a method of manufacturing the optical ferrule that can compensate for the fact that the end faces of the fibers contained in the ferrule initially may not be coplanar of each other within required or desired tolerances or otherwise not the exact correct length. Particularly, a cavity is provided within the ferrule to provide room for the fibers to freely bend within at least a range of curvatures within the ferrule so that any difference in the lengths of the fibers can be compensated for by a unique amount of bend in each individual fiber. | 02-09-2012 |
| 20120033921 | HERMAPHRODITIC OPTICAL FIBER FERRULE - The invention pertains to an optical coupling method and apparatus in which the connectors are hermaphroditic and each connector comprises a ferrule that provides ( | 02-09-2012 |
| 20120033922 | OPTICAL CONNECTOR, REMOVAL TOOL, AND OPTICAL CONNECTOR-REMOVING STRUCTURE - Provided is an optical connector, including a covering member having a holding portion which surrounds the entire circumference of rear end of the housing, a covering portion which covers rear end of a locking lever, and a tool insertion hole which is provided between the holding portion and the covering portion so as to extend through the covering member in an optical axis direction. | 02-09-2012 |
| 20120039570 | Optical Receptacle and Optical Transceiver Module Using the Same - To provide an optical receptacle insulated electrically between the tip section and end section of the optical receptacle so that reduces the possibility of EMI and ESD, the optical receptacle includes a cylindrical sleeve for connecting a plug ferrule; a cylindrical stub ferrule made from an electric insulator, through which an optical fiber is to be inserted, the stub ferrule comprising a front end section inserted into a rear end of the sleeve, and a rear end section formed of a thin section having an outer diameter smaller than that of the front end section; a first holder made of a metal fastened on the stub ferrule at a position located toward the front end section from the thin section; and a second holder made of a metal fastened on the thin section. | 02-16-2012 |
| 20120039571 | HYBRID CONNECTOR - The disclosure relates to a connector for simultaneously connecting optical fibers and copper conductors, comprising two connector parts ( | 02-16-2012 |
| 20120057825 | OPTICAL FIBER CONNECTOR AND ADAPTER CAPABLE OF PREVENTING DUST - An optical fiber adapter includes a housing, a hook member and an elastic body. The housing has an axial cavity defined by a first wall, a second wall, a third wall and a fourth wall. The hook member is positioned in the axial cavity which comprises a flange, a hollow cylinder and a pair of hooks. The hollow cylinder and hooks extends from one end of the flange and the hollow cylinder is positioned between the hooks. The elastic body is positioned on and around the hollow cylinder. When the optical fiber connector is inserted into the axial cavity of the optical fiber adapter, the ferrule will be inserted into the hollow cylinder and the elastic body will be in contact with inner walls of the inner housing of the optical fiber connector. | 03-08-2012 |
| 20120057826 | OPTICAL CONNECTOR AND INSERTION AND REMOVAL METHOD OF OPTICAL CONNECTOR - Provided is an optical connector including: a ferrule housing; a coupling, wherein the housing is insertable into the coupling; a coupling engagement member provided at a rear of the housing; and a boot formed to accommodate ant optical fiber therethrough and extending rearward from the coupling engagement member. The optical connector is moveable into a first position by pressing the boot in a forward direction, thus exerting a forward pressure on the coupling engagement member and into a second position by pulling the boot in a rearward direction, thus exerting a rearward pressure on the coupling engagement member. In the first position, the coupling engagement member abuts the housing, such that the forward pressure on the coupling engagement member is exerted on the housing. In the second position, the coupling engagement member engages the coupling such that the rearward pressure on the coupling engagement member is exerted on the coupling. | 03-08-2012 |
| 20120057827 | OPTICAL FIBER CONNECTOR AND ADAPTER CAPABLE OF PREVENTING DUST - An optical fiber connector configured to be inserted into an optical fiber adapter according to the present invention is provided. The optical fiber connector includes a housing and an elastic body. The housing has a front end with an opening formed thereon. The elastic body is positioned on the housing and around the opening. When the optical fiber connector is inserted into an axial cavity of the optical fiber adapter, a hollow cylinder of the optical fiber adapter will be inserted into the optical fiber connector through the opening on the front end of the housing and the elastic body on the housing will be in contact with inner walls of the axial cavity of the optical fiber adapter. | 03-08-2012 |
| 20120057828 | OPTICAL TRANSMISSION MODULE AND METHOD FOR MANUFACTURING OPTICAL TRANSMISSION MODULE - An optical transmission module includes a stem, a semiconductor laser element mounted over the stem, a cap fixed to the stem and hermetically sealing the semiconductor laser element, and an optical isolator arranged on an optical path of light emitted from the semiconductor laser element. The cap includes a tubular body, one end side of which is fixed to the stem, and a light transmitting section located on the optical path while closing an opening on the other end side of the body, and fixed to the body so as to keep hermeticity with the body. The optical isolator is arranged inside an area hermetically sealed by the cap. | 03-08-2012 |
| 20120057829 | Fiber Optic Connectors and Ferrules and Methods for Using the Same - According to at least one exemplary embodiment a ferrule, comprises: (i) a bore extending from a rear of the ferrule to a front of the ferrule, wherein the bore is sized to receive an optical fiber and a buffer layer at one end face of the ferrule; and (ii) an end stop sized to engage the buffer layer and to contain the optical fiber within said ferrule. In some embodiments the ferrule includes an optical fiber situated within the bore. | 03-08-2012 |
| 20120057830 | OPTICAL CONNECTOR PLUG - Disclosed is an optical connector plug that can be securely attached to or detached from a shutter member without damage, regardless of a state of a coupling claw of an optical connector adaptor or existence or non-existence of the coupling claw. | 03-08-2012 |
| 20120057831 | OPTICAL CONNECTOR PLUG - An optical connector plug incorporates a coil spring to bias a shutter holding member to the front side of an axial direction with respect to a plug frame and minimizes the entire length. The plug has a housing that includes a grip member and a shutter holding member that move relatively in the axial direction and the plug frame has an extension state in which the grip member moves to the rear side of the axial direction of the shutter holding member and a reduction state in which the grip member moves to the front side of the axial direction of the shutter holding member. A biasing member that biases the shutter holding member to the front side of the axial direction with respect to the plug frame and a biasing member receiving member that is connected to the plug frame are provided. | 03-08-2012 |
| 20120063723 | OPTICAL FIBRE CONNECTOR - The present invention provides an optical fibre connector ( | 03-15-2012 |
| 20120063724 | Reversible Fiber Optic Connector - A re-terminable, no-crimp ST-type optical connector assembly includes a spring-loaded ferrule holder assembly and a reusable activation system for termination of the assembly. The optical connector can be terminated by a suitable cam activation tool. The connector includes a housing, such as a bayonet, matable to a mating adapter, a backbone retained within a rear of the housing, a ferrule holder provided within the backbone, and a cam provided between the ferrule holder and the backbone. The ferrule holder includes an alignment key exposed to mate with a cam activation tool to lock rotation of the ferrule holder relative to other connector components. The cam includes a cam activation cutout at a front face thereof that mates with a cam activation tool interface to enable rotation of the cam between de-activated and activated positions, the cam activation cutout also receiving the alignment key of the ferrule holder therethrough. | 03-15-2012 |
| 20120070120 | PLUG CONNECTOR FOR OPTICAL WAVEGUIDES - A special plug connector is proposed for contacting a mating plug using a standard plug connector, such that the dimensions of the mating plug differ from this standard plug connector in both horizontal and vertical directions. This special plug connector has a plug connector housing with two bearing pins and a holding element for holding two respective ferrule housings. Firstly, the holding element is elastically connected by a first spring element to the plug connector housing. Secondly, the holding element having two arms, each of which has a corresponding elongated hole, is rotatable within a certain angular range about the bearing pins of the insert under the influence of a spring and is held on the plug connector housing, so that it is displaceable by a first displacement path axially to the ferrules under the influence of a spring. | 03-22-2012 |
| 20120082418 | OPTICAL CONNECTOR AND OPTICAL CONNECTOR FERRULE - An optical connector comprises a housing, a regulating portion which is protrudes toward an inner surface of the housing, a ferrule which is secured to an optical fiber and which is accommodated inside the housing so as to be movable. The ferrule includes a base portion and a thinned portion that has a thickness smaller than that of the base portion. If the ferrule moves forward in the butt-connection direction, the regulating portion and the base portion approach each other, so that the regulating portion regulates the movement of the ferrule in the thickness direction. If the ferrule moves backward in the butt-connection direction, the ferrule reaches a position where the thinned portion faces the regulating portion, so that the movement of the ferrule in the thickness direction is not regulated by the regulating portion. | 04-05-2012 |
| 20120099822 | Optical Communication Connector - In accordance with the following description, an optical communication connector includes a ferrule having retractable alignment pins that are actuable between an extended position and a retracted position. For example, the connector may include an inner housing assembly having optical fibers and an outer housing positioned over the inner housing assembly. The outer housing is shaped to be removable from the inner housing assembly, which has a movable pin clamp mechanically coupled to alignment pins for aligning the connector with another connector. The pin clamp may be slid from a first position (corresponding to a male gender) to a second position (corresponding to a female gender). Separately or in combination with changing gender, the polarity of a communication connector may be changed due to its inclusion of an asymmetric polarity-changing feature that is actuable by an installer to change a polarity of the communication connector. Such a feature may actuated by being moved from a first position to a second position relative to the communication connector. | 04-26-2012 |
| 20120114288 | CABLE ASSEMBLY TRANSMITTING WITH ELECTRICAL AND OPTICAL SIGNALS - A cable assembly ( | 05-10-2012 |
| 20120121222 | FIBER OPTIC CONNECTORS, CABLE ASSEMBLIES AND METHODS FOR MAKING THE SAME - Disclosed are fiber optic connectors including a holder for attaching a fiber optic cable to a fiber optic connector along with cable assemblies and methods for making the same. In one embodiment, the holder includes a first and a second cantilevered arm that are squeezed together when a sleeve is placed over the holder. Further, one or more of the cantilevered arm may include a plurality of teeth for “biting” into the cable jacket and providing a suitable fiber optic cable retention force. The fiber optic connectors, cable assemblies and methods disclosed herein are advantageous since they allow the craft to quickly, reliably, and easily attach a robust fiber optic cable to a connector, thereby providing a rugged solution for the craft. | 05-17-2012 |
| 20120128305 | FIBER OPTIC CABLE ASSEMBLY - A fiber optic cable assembly includes a fiber optic connector and a fiber optic cable having at least one strength element, the connector and cable held together by a crimp band. The crimp band may include at least one lateral aperture on at least one end for inspecting the disposition of the strength element prior to crimping to ensure a uniform distribution of the strength element. | 05-24-2012 |
| 20120134630 | OPTICAL CONNECTOR AND METHOD OF MANUFACTURING SAME - An optical connector reduced in size and capable of reducing optical coupling losses when optical waveguides are connected to each other, and a method of manufacturing the same are provided. The optical connector comprises: an optical waveguide including cores for transmitting light, an under cladding layer provided under the cores, and an over cladding layer provided over the cores; and a ferrule section for optical connection provided in each end portion of the optical waveguide. Part of at least one of the over cladding layer and the under cladding layer lying in a location corresponding to each end portion of the optical waveguide is thick-walled to become the ferrule section for optical connection. A thin-walled part of the optical connector lying between the ferrule sections is an optical waveguide section. The optical connector requires no additional component as a ferrule, and is made small in size. | 05-31-2012 |
| 20120141073 | OPTICAL SUB-ASSEMBLY WITH STRAIN RELIEF FEATURE - The present document describes an optical interconnect module for interfacing optical fibers. An optical interconnect module in accordance with an embodiment comprises a casing including a projection and an optical sub-assembly including an interlock portion for receiving the projection of the casing. The optical sub-assembly carries a plurality of optical fibers, and couples face to face with an optical cable assembly for aligning the corresponding fibers together. The optical cable assembly is usually provided in an optical cable connector, along with a spring which compresses when the optical cable connector is inserted in the optical interconnect module. The pressure provided by the spring is transmitted to the optical sub-assembly. The optical sub-assembly applies this pressure to the projection received in the notch thereof for maintaining a tight engagement with the optical cable assembly. With this arrangement it is possible shorten the optical sub-assembly, save circuit board space and reduce the length of the optical fibers, which results in optical interconnect modules which may achieve high speed short-reach optical data connectivity in a small form factor and at low cost. | 06-07-2012 |
| 20120141074 | WAVEGUIDE CONNECTOR WITH IMPROVED STRUCTURE FOR POSITIONING WAVEGUIDE INTO FERRULE - A waveguide connector includes a ferrule with a number of waveguides inserted thereinto. The ferrule includes a front mating surface, a rear surface, front and rear passageways extending through the front and the rear mating surfaces, respectively. The front and the rear passageways are in communication with each other while the front passageway is thinner than the rear passageway. The waveguide each includes a number of cores and a cladding layer enclosing the cores. The front part of the cladding layer is of rectangular shape and includes four peripheral surfaces which are so limited by four inner surfaces of the front passageway, respectively, so as to precisely position the waveguides. | 06-07-2012 |
| 20120141075 | PRE-CONNECTORIZED OPTICAL FIBRE CABLE, AND KIT FOR THE DEPLOYMENT THEREOF - An optical fiber cable, includes at least one optical fiber and a cable connector at a cable end, and a removable cap removably couplable to a free end of the cable connector. The cap includes a recess adapted to receive and accommodate an anchor element of a cable pulling rope, and to retain the anchor element against traction when the pulling rope is tractioned. | 06-07-2012 |
| 20120155810 | DUPLEX OPTICAL CONNECTOR - Provided is a duplex optical connector in which a pair of connector mounting portions of a holder includes a first abutment portion (first cylindrical surface) abuttable against a groove bottom surface of an annular groove provided at a proximal end of corresponding one of a pair of optical connectors from one side in a width direction, a second abutment portion (second cylindrical surface) abuttable against the groove bottom surface from another side in the width direction, and a widthwise movable region (W) which allows the corresponding one of the pair of optical connectors to move in the width direction between the first abutment portion and the second abutment portion with respect to the holder. With this, a pitch between the pair of optical connectors can be changed. | 06-21-2012 |
| 20120170895 | POSITIONING MEANS FOR A FIBRE OPTIC CONNECTOR ASSEMBLY, A FIBRE OPTIC CONNECTOR ASSEMBLY AND FIBRE TERMINATION UNIT - The present invention relates to a positioning means for a fibre optic connector assembly, a fibre optic connector assembly and a fibre termination unit comprising the positioning means through which manufacturing tolerances can be absorbed to provide an improved optical interconnection with a high signal transmission rate. The positioning means ( | 07-05-2012 |
| 20120189251 | OPTICAL MODULE WITH PIG-TAILED FIBER AND METHOD TO ASSEMBLY THE SAME - A method to assemble a pig-tailed optical module and an arrangement thereof are disclosed. The method includes a step to recover the optical coupling efficiency between the optical device in the optical module and the pig-tailed fiber. The recovering method includes a step to iterating the YAG laser welding at a point not points axially distributed with a constant pitch as slightly rotating the optical module around the optical axis in a direction and an opposite direction depending on the improvement and the degradation of the optical coupling efficiency. | 07-26-2012 |
| 20120201498 | LATCHING OPTICAL DIGITAL AUDIO CONNECTOR AND METHOD OF USE THEREOF - An optical digital audio connector including a ferrule radially disposed over an optical fiber, an outer shell, having a first end and a second end, disposed over the ferrule, the outer shell having an extension extending from the first end of the outer shell, wherein the outer shell and extension have at least one axial slot, the at least one axial slot starting proximate the second end of the shell and axially extending through the outer shell and extension to facilitate radial movement of the outer shell and the extension, and a latching feature structurally integral with the extension, wherein the latching feature is a ramped surface forming a peak, the peak raised a distance from the outer surface, is provided. Furthermore, an associated method is also provided. | 08-09-2012 |
| 20120201499 | FERRULE WITH ALIGNMENT PIN CHANNELS - An optical ferrule comprising: (a) a body defining an end face; (b) one or more channels extending from said end face through said body, each channel adapted to receive an optical fiber; and (c) first and second alignment pin channels defined in said end face, each alignment pin channel having a center point, said center points being disposed along a first axis, said first alignment pin channel having a first cross section essentially the same as that of an alignment pin and being adapted to receive said alignment pin, said second alignment pin channel having a second cross section elongated along said first axis. | 08-09-2012 |
| 20120219254 | SINGLE-FIBER CONNECTORS FOR OPTICAL FIBER CABLES - An optical fiber cable connector includes a ferrule with a guide hole that is shaped to closely receive a multicore fiber having a flat side indicative of the rotational orientation of the cores of the multicore fiber. The ferrule includes a flat surface at one side of the guide hole, corresponding in position to the flat side of the multicore fiber. Installing the multicore fiber into the guide hole with its flat side abutting the flat surface along the side of the guide hole provides alignment of the cores with respect to an optical component to which the multicore fiber endface is to be connected. | 08-30-2012 |
| 20120219255 | CONNECTORS FOR USE WITH POLARIZATION-MAINTAINING AND MULTICORE OPTICAL FIBER CABLES - An optical fiber ferrule has a plurality of guide holes therein for guiding a respective plurality of flat-sided fibers at an end of a multifiber optical fiber cable. The fibers' flat sides identify a particular rotational orientation of the fiber. Rotational alignment is achieved by urging the fibers' flat sides against a corresponding reference surface within the ferrule or within an alignment fixture. Also described is a fiber array block having a plurality of V-shaped grooves extending across an outer surface and terminating at an endface. The V-shaped grooves are shaped to guide a respective plurality of flat-sided fibers. A lid is installable across the plurality of V-shaped grooves, over fibers that have been loaded therein. | 08-30-2012 |
| 20120237171 | OPTICAL TRANSCEIVER WITH INNER FIBER SET WITHIN TRAY SECURING THERMAL PATH FROM ELECTRONIC DEVICE TO HOUSING - An optical transceiver with inner fibers to couple optical parts installed therein is disclosed. The optical transceiver of an embodiment includes a tray for arranging the inner fibers. The tray, which may be made of metal plate, includes a primary plane in contact with the electronic parts, the contact plane in contact with the housing, and the turn connecting the planes. The tray has a U-shaped cross section with a space surrounded by both planes, the turn, and the housing, where the inner fibers are secured in the space. | 09-20-2012 |
| 20120257858 | STRAIN RELIEF BOOT FOR A FIBER OPTIC CONNECTOR - A connector including a housing having a distal end and a proximal end has a ferrule assembly having a ferrule and a ferrule spring. The ferrule spring biases the ferrule in a distal direction. A boot is mounted at the proximal end. The boot has a distal end mounting over the proximal end of the housing and a proximal end and defines a central axis. A central passage extends through a length of the boot. A strain relief portion is adjacent the proximal end of the boot and has a truncated, conical outer shape formed by co-axial rings separated by gaps, the rings being interconnected by links extending across the gaps. The central passage has a proximal portion corresponding to a length of the strain relief portion that defines a transverse cross-dimension A majority of the rings have radial thicknesses at least 50 percent as long as the transverse cross-dimension. | 10-11-2012 |
| 20120269485 | FIBER OPTIC CABLE ASSEMBLY - A fiber optic cable assembly includes a connector that has a mating end and a cable end. A fiber optic cable is terminated to the cable end of the connector. A cable director is coupled to the fiber optic cable rearward of the connector. The cable director includes a flexible support sleeve and a clip extending from the support sleeve. The support sleeve includes a raceway that receives the fiber optic cable. The support sleeve has a first end segment and a second end segment. The support sleeve has a first attachment point proximate to the first end segment and a second attachment point proximate to the second end segment. The support sleeve is held in a bent shape when the clip is attached to both the first attachment point and the second attachment point. The support sleeve is configured to be straightened to a loading position in which the raceway is substantially linear when the clip is removed from at least one of the first or second attachment points. | 10-25-2012 |
| 20120288236 | OPTICAL FIBER MODULE - An optical fiber module includes an optical transmission line and a fiber stub structure. The optical transmission line has an optical fiber core, a coating enclosing the optical fiber core and a buffer layer enclosing the coating. A part of the optical fiber core is exposed to outer side of a free end of the optical transmission line. The fiber stub structure includes a sleeve and a ferrule . The sleeve has an internal central hole for accommodating the optical transmission line and an oblique hole in communication with the central hole for accommodating the ferrule. The ferrule has an internal passageway for accommodating a part of the optical fiber core of the optical transmission line. When installed, under the restriction of the oblique hole, the ferrule is disposed in the sleeve in an inclined state. | 11-15-2012 |
| 20120288237 | OPTICAL FIBER MODULE - An optical fiber module includes: an optical transmission line having an optical fiber, a coating enclosing the optical fiber and a buffer layer enclosing the coating, apart of the optical fiber being exposed to outer side of a free end of the optical transmission line; and a fiber stub structure including a sleeve and a retainer section integrally forward extending from the sleeve as an integrated structure. The sleeve has a central hole for accommodating the optical transmission line. The retainer section has an inclined hole for accommodating a part of the optical fiber to make the direction of emergence of the light coaxial with the direction of incidence of the light of the light-emitting element. The fiber stub structure is an integrated structure, whereby the signal loss of incident light is reduced and the manufacturing cost is greatly lowered. | 11-15-2012 |
| 20120294572 | MANAGED FIBER CONNECTIVITY SYSTEMS - A communications connection system includes an SC fiber optic connector including a storage device having memory configured to store physical layer information. The storage device also includes at least one contact member that is electrically connected to the memory. The communications connection system also includes a fiber optic adapter module having one or more media reading interfaces. Each media reading interface is configured to read physical layer information stored on one of the fiber optic connectors received at the adapter module. Certain types of media reading interfaces extend between an internal passage of the adapter module and an external surface of the adapter module. | 11-22-2012 |
| 20120301086 | TOOL-LESS CLAMPING MECHANISM - A clamping mechanism having a top and bottom orientation, comprising: (a) an inner component having a platform defining a fiber channel and a clamping member disposed over the fiber channel, the clamping component being connected to the inner component such that it moves radially independently from the rest of the inner component, the inner component defining a cavity above the clamping member to receive an actuator; (b) an outer casing containing the inner component, the outer casing defining a slot; and (c) an actuator comprising a rotating member disposed in the cavity and restrained therein from moving radially, the rotating member being configured to rotate along an axis parallel to the fiber channel, the rotating member configured to interact with the clamping member such that rotating the rotating member causes the clamping member to move toward the fiber channel such that any fiber disposed therein is clamped between the clamping component and the platform, the actuator also comprising a lever connected to the rotating member and protruding from the outer casing through the slot. | 11-29-2012 |
| 20120301087 | CONNECTORS WITH COMPONENTS HAVING A LABEL AND RELATED CABLE ASSEMBLIES - Connectors and cable assemblies having a label stored in a label storage area of a component of the connector along with methods for making the same are disclosed. The label is extendable from the label storage area with a label length that is longer than a length of the label storage area, thereby providing the craft with adequate space for marking information. Suitable components of the connector for the label storage area include housings, boots, clips and the like. Further, the label storage area protects the label from damage while also maintaining a relatively small footprint for the connector. | 11-29-2012 |
| 20120315000 | CONNECTOR SYSTEM WITH PHYSICAL SECURITY FEATURE - A connector system comprising: a multi-plug connector, each plug having a housing and a ferrule, said housing having a front and back orientation and having a front face defining an opening, said ferrule being disposed within said opening, said housing defining a first keying element on said front face around said opening, at least two housings of said multi-plug connector having different said first keying elements. | 12-13-2012 |
| 20120315001 | FIBER OPTIC CONNECTOR POTTING METHOD - A fiber optic connector assembly includes a ferrule and a hub. The ferrule has a distal end and a proximal end, wherein the proximal end of the ferrule is mounted to the hub. The ferrule defines a fiber passage that extends through the ferrule from the proximal end to the distal end. Adhesive is injected through the distal end of the ferrule into the fiber passage. An optical fiber and the fiber optic connector are, then, assembled by inserting the optical fiber into the adhesive filled fiber passage of the fiber optic connector. | 12-13-2012 |
| 20120321255 | SCALABLE AND MODULAR AUTOMATED FIBER OPTIC CROSS-CONNECT SYSTEMS - This invention discloses scalable and modular automated optical cross-connect devices which exhibit low loss and scalability to high port counts. In particular, a device for the programmable interconnection of large numbers of optical fibers is provided, whereby a two-dimensional array of fiber optic connections is mapped in an ordered and rule based fashion into a one-dimensional array with tensioned fiber optic elements tracing substantially straight lines there between. Fiber optic elements are terminated in a stacked arrangement of flexible fiber optic elements with a capacity to retain excess fiber lengths while maintaining an adequate bend radius. The combination of these elements partitions the switch volume into multiple independent, non-interfering zones. The separation into spaced-apart zones provides clearance for one or more robotic actuators to enter the free volume substantially adjacent to the two-dimensional array of connectors and mechanically reconfigure connectors without interrupting other fiber elements. | 12-20-2012 |
| 20120321256 | Reversible Fiber Optic Stub Clamping Mechanism - A fiber optic stub fiber connector for reversibly and nondestructively terminating an inserted field fiber having a buffer over at least a portion thereof. The connector includes a housing and a ferrule including a stub fiber disposed within and extending from a bore through the ferrule. The ferrule is generally at least partially disposed within and supported by the housing. The connector further includes a reversible actuator for reversibly and nondestructively terminating the inserted field fiber to the stub fiber. The reversible actuator includes a buffer clamp for engaging with the buffer to simultaneously provide reversible and nondestructive strain relief to the terminated field fiber. | 12-20-2012 |
| 20120328246 | Re-Terminable LC Connector Assembly and Cam Termination Tool - An improved, reversibly terminable fiber stub connector assembly is provided that can be readily and positively terminated in the field using simple termination tools. This allows repositioning or replacement of fiber optic cable field fibers if termination is not acceptable in performance. The tool may be a hand-held tool, or used in conjunction with a connector support structure to provide simplified and expeditious field termination of fiber optic cables. The cam tool can include a throughbore that enables connection of a patchcord to the stub fiber of the connector during or shortly after termination without removal of the termination tool. Accordingly, field testing of the connection can be made at the site of termination. | 12-27-2012 |
| 20130004127 | ACTIVE OPTICAL CABLE (AOC) HAVING A PLASTIC OPTICAL PORT THAT ATTACHES TO AN END OF AN OPTICAL FIBER CABLE OF THE AOC, AND A METHOD OF ASSEMBLING THE AOC - An AOC is provided that has an integrally-formed plastic optical port configured to be directly attached to an end of an optical fiber cable of the AOC without the need for an optical connector. The plastic optical port has an opening formed therein for receiving the end of the optical fiber cable. The AOC connector includes a plurality of electrical leads having proximal ends that are anchored in the plastic optical port and distal ends that extend away from the port. At least one optoelectronic device and at least one IC chip are mounted on one or more of the proximal ends of one or more of the leads. Bond wires electrically interconnect the optoelectronic device, the IC chip and one or more of the other leads. The optoelectronic device, the IC chip and the bond wires are encapsulated in the plastic optical port. | 01-03-2013 |
| 20130011101 | OPTICAL CONNECTOR - An optical connector which enables an operator to easily remove a ferrule from a housing without using a special jig by himself alone. A supporting member that is mounted in a housing in a manner capable of being inserted and removed in a state in which the ferrule is held therein, includes a supporting member main body which is accommodated in the housing, and an operating portion which temporarily releases an engagement between protrusions formed on the supporting member main body and through holes formed in the housing. The operating portion is arranged in a manner protruding outside the housing when the supporting member is mounted in the housing. | 01-10-2013 |
| 20130022317 | FERRULE RETAINERS HAVING ACCESS WINDOW(S) FOR ACCESSING AND/OR REFERENCING A FIBER OPTIC FERRULE, AND RELATED FIBER OPTIC CONNECTOR ASSEMBLIES, CONNECTORS, AND REFERENCING METHODS - Ferrule retainers for retaining and supporting fiber optic ferrules in an optical fiber connector are disclosed. In one embodiment, the ferrule retainers include one or more access windows for accessing an alignment feature(s) of the ferrule located inside the ferrule retainer when the ferrule is assembled in the ferrule retainer. In this manner, the alignment feature(s) of the ferrule is accessible for referencing, if desired, when processing (e.g., polishing) the optical fiber(s) disposed in the ferrule when the ferrule is assembled in the ferrule retainer. The access window(s) provided in the ferrule retainers allows fiber processing equipment to reference the alignment feature(s) of the ferrule when assembled in a ferrule retainer regardless of whether the fiber processing equipment also references the ferrule retainer to reference the ferrule. The embodiments disclosed herein also include related fiber optic connector assemblies, connectors, and referencing methods. | 01-24-2013 |
| 20130022318 | FIELD TERMINATED FIBER OPTIC AND ELECTRICAL CONNECTION DEVICE - A modified communication cable and terminal connector provides an effective combination to accommodate the transmission of signals over fiber optic conductors. The terminal connector includes a light transmitter, a light receiver and interface circuitry such that the connector exchanges signals over electrical conductors. The connector receives and engages fiber optic conductors and an alignment ferrule completes a connection with a fixed lens of the transmitter or receiver. The particular arrangement requires cleaving of the fiber optic conductors but avoids steps such as polishing and gluing. | 01-24-2013 |
| 20130044984 | THERMAL COMPENSATION COMPOSITION OF OPTICAL FIBER CONNECTOR CONTAINING A FIBER BRAGG GRATING - An optical fiber connector embedded with a Bragg grating includes: a ferrule formed with a reception unit for inserting and fixing a temperature compensation connection port from one end, a space unit extended from the reception unit toward inside, and an optical fiber insertion hole penetrating a side surface of the other end along a center of an axial direction from an inclined surface gradually narrowed toward inside of the space unit; the temperature compensation connection port formed with a connection unit contacting with the reception unit of the ferrule, an optical fiber support unit having an outer diameter smaller than an inner diameter of the space unit of the ferrule from the connection unit and protruding to be spaced apart from an inlet of the ferrule by a predetermined distance to form a space for accommodating the Bragg grating and support an optical fiber, and the optical fiber insertion hole penetrating both ends along the center of the axial direction to insert the optical fiber; an optical fiber cable having the optical fiber inserted into the optical fiber insertion hole of the temperature compensation connection port and the optical fiber insertion hole of the ferrule and the Bragg grating placed in the space unit of the ferrule; and a socket, one end of which is fixed to the ferrule, and the other end of which is fixed to an optical fiber cladding of the optical fiber cable. | 02-21-2013 |
| 20130051734 | OPTICAL FIBER CONNECTOR - An optical fiber connector includes a housing, a fixing member, an optical fiber ferrule fixed at an end of the fixing member, and an elastic member sleeved on an end of the fixing member. The housing includes a latching protrusion, and the fixing member includes a latching portion. The fixing member is received in the housing with the latching portion engaging with the latching protrusion, and one end of the elastic member resists on the housing and the other end of the elastic member abuts against the fixing member. | 02-28-2013 |
| 20130084042 | DAMAGE RESISTANT FIBER OPTIC CONNECTOR - A fiber optic connector has a connector body, an elongated ferrule supported in the connector body, and a sleeve fixed on the circumference of a distal tip of the ferrule. The ferrule has an axial passage that opens on a front surface of the tip so that an endface of a fiber retained in the passage is exposed at the front surface. Further, the sleeve has a leading edge that projects a determined distance axially beyond the front surface of the tip to form a recessed region in which the exposed endface of the fiber is set back from the leading edge of the sleeve. A barrier is contained in the recessed region for protecting the fiber endface from damage by surrounding objects. The barrier may include a cured epoxy layer, a lens, or a refractive index matching material optically aligned with the fiber endface. | 04-04-2013 |
| 20130089292 | FIBER OPTIC CASSETTE, SYSTEM, AND METHOD - A fiber optic cassette including a body defining a front and an opposite rear and an enclosed interior. A cable entry location is defined in the body for a cable to enter the interior of the cassette. The cable which enters at the cable entry location is attached to the cassette body and the fibers are extended into the cassette body and form terminations at connectors. The connectors are connected to adapters located at the front of the cassette. A front side of the adapters defines termination locations for cables to be connected to the fibers connected at the rear of the adapters. A cable including a jacket, a strength member, and fibers enters the cassette. The strength member is crimped to a crimp tube and is mounted to the cassette body, allowing the fibers to extend past the crimp tube into the interior of the cassette body. A strain relief boot is provided at the cable entry location. | 04-11-2013 |
| 20130094815 | OPTICAL FIBER CONNECTOR AND ADAPTER CAPABLE OF PREVENTING DUST - The present disclosure provides an optical fiber connector, comprising: a hollow housing, wherein an annular protrusion is formed on inner walls of the housing; a ferrule holder positioned within the housing; a spring positioned to push the ferrule holder toward the annular protrusion; a ferrule mounted on the ferrule holder, wherein the ferrule is pushed through the annular protrusion; and an elastic body positioned around the ferrule holder and in contact with the inner walls of the housing. | 04-18-2013 |
| 20130101258 | OPTICAL CONNECTOR - Disclosed is an optical connector which is connected to an end portion of an optical fiber cable that is obtained by covering an optical fiber strand with a covering part that has a tensile strength fiber. The optical connector comprises: a ferrule that is affixed to an end portion of the optical fiber strand exposed from the covering part; a crimping sleeve through which the optical fiber strand passes and to which the covering part is affixed; and a housing in which the ferrule and the crimping sleeve are held. The housing has a recessed container part that is provided with an opening in a lateral surface, and the crimping sleeve has a flange portion which can be contained in the recessed container part by being slid thereinto from the lateral side of the housing. | 04-25-2013 |
| 20130108220 | SYSTEMS AND METHODS FOR PROVIDING A FERRULE BOOT | 05-02-2013 |
| 20130114931 | FLOATING FIBER OPTIC PIN CONTACT - A floating fiber optic pin contact including a ceramic ferrule defining a glass fiber channel for allowing light beams to pass therethrough. The ceramic ferrule has an end portion with a first diameter and a body portion with a second diameter that is smaller than the first diameter. The floating fiber optic pin contact also including a multi-piece body having an inner body member in physical contact with the body portion of the ceramic ferrule and an outer body member not in physical contact with the body portion of the ceramic ferrule and spaced apart from the inner body member. The floating fiber optic pin contact also including a washer connected between the inner body member and the outer body member. | 05-09-2013 |
| 20130114932 | Assembly Tool and Optical Fiber Connector Assembly Method - An assembly tool is provided for installing an optical fiber in an optical fiber connector having a known length of fiber extending from the connector ferrule after termination of the optical fiber connector. The assembly tool includes a base having a connector mount disposed on a first end thereof and a cradle that holds a shaped ferrule disposed near the second end of the base, such that shaped ferrule is resiliently held within the cradle. The connector mount is configured to receive and secure the optical fiber connector to the base. | 05-09-2013 |
| 20130121647 | OPTICAL FIBER CONNECTOR - An optical fiber connector includes a housing unit and a coupling unit. The housing unit includes an outer shell. The coupling unit includes a hollow seat assembled to the outer shell, a coupling seat assembled to the hollow seat and disposed in the outer shell, a core tube having a front portion disposed in the hollow seat and a rear portion proximate to the coupling seat, and a biasing member for providing a biasing force to bias the core tube away from the coupling seat. | 05-16-2013 |
| 20130136399 | FERRULE OF MULTILAYER WAVEGUIDE CONNECTOR - A ferrule for a multilayer waveguide connector includes a face having mechanical alignment slots arranged in a bidirectional lattice structure, the mechanical alignment slots including first slots disposed in a first direction, the first slots configured to respectively receive one end of waveguide layers, and second slots disposed in a second direction different from the first direction, the second slots configured to respectively receive protrusions transverse from a main surface of the waveguide layers. | 05-30-2013 |
| 20130156381 | FERRULE WITH ENCAPSULATED PROTRUDING FIBERS - A process for preparing terminated fibers comprising: (a) deposition one or more fibers in a ferrule having a ferrule end face such that a portion of each fiber extends forward beyond the ferrule end face; (b) after step (a), positioning a register surface in a predetermined position relative to the ferrule end face; (c) after step (b), depositing an optically-clear filler between the end face and the register surface and around the portion of each fiber; and (d) once the filler solidifies, releasing the register surface form the filler to define a mating surface on the filler. | 06-20-2013 |
| 20130156382 | OPTICAL CONNECTOR - An optical fiber connector by which a worker can easily connect optical fibers at an on-site location, and in particular to an optical fiber connector which makes it possible to prevent the problems that an adhered state of a ferrule optical fiber installed in a ferrule is broken owing to a bending phenomenon occurring when an elastic member ferrule moves within an allowable (set) movement range owing to the nature of elastic force member or a connected state of a fusion connection part is damaged. | 06-20-2013 |
| 20130156383 | ADJUSTABLE OPTICAL FIBER CONNECTOR - A connector for an optical fiber includes a housing defining a lumen and having a proximal end and distal end, and an adjustable ferrule secured to the proximal end of the housing and rotatable with respect to the housing to translate a proximal end of the optical fiber longitudinally with respect to a proximal end of the adjustable ferrule. | 06-20-2013 |
| 20130163934 | FIBER CHANNEL-INTER CHANGEABLE FIBER OPTIC CONNECTOR - A fiber channel-interchangeable fiber optic connector includes an adapter, two connectors respectively rotatably mounted in respective axle holes at the front side of the adapter, a sub-assembly detachably attached to the adapter to stop the connectors from rotation and hold down the connectors in position, and a cable inserted through the sub-assembly and mounted in the adapter with two optical-fiber cores therein respectively inserted into ferrules of the connectors. Detaching the sub-assembly from the adapter allows rotation of the connectors and the sub-assembly through 180-degrees angle relative to the adapter to interchange the fiber channels. | 06-27-2013 |
| 20130163935 | CONNECTOR-INCORPORATED MULTI-CORE OPTICAL FIBER - The present invention relates to a connector-incorporated multi-core optical fiber with a high optical transmission spatial density and with an excellent bending property. An intermediate region of a fiber body of the connector-incorporated multi-core optical fiber is a region located between bundle sections in which a plurality of optical fibers are integrated by a coupling material, and the coupling material is removed in part from this intermediate region, thereby to expose parts of the respective optical fibers located in the intermediate region. | 06-27-2013 |
| 20130170798 | OPTICAL FIBER TERMINAL, OPTICAL FIBER CABLE WITH TERMINAL, OPTICAL CONNECTOR, OPTICAL FIBER CABLE WITH CONNECTOR, AND CONNECTION STRUCTURE - An optical fiber terminal is configured to be attached to an end of an optical fiber cable. The optical fiber cable includes an optical fiber element wire having an optical fiber covered by an element wire coating, a tensile member disposed along a longitudinal direction of the optical fiber element wire, and a coating portion that covers the optical fiber element wire and the tensile member. The optical fiber terminal includes a ferrule and a tensile member fixing member for fixing the tensile member to the ferrule. The ferrule has an insertion hole for inserting and fixing the optical fiber element wire, and a front end face on which a front end face of the optical fiber inserted in the insertion hole is configured to be exposed. | 07-04-2013 |
| 20130177279 | FIBER OPTIC ADAPTER WITH INTEGRALLY MOLDED FERRULE ALIGNMENT STRUCTURE - A fiber optic adapter is disclosed. The fiber optic adapter includes a main body configured to receive a first fiber optic connector through a first end and a second fiber optic connector through a second end for mating with the first fiber optic connector. The adapter includes a ferrule alignment structure located within an axial cavity of the main body, the ferrule alignment structure including a sleeve mount and a ferrule sleeve, the sleeve mount including an axial bore and at least one latching hook extending from a center portion of the sleeve mount toward the first end of the main body and at least one latching hook extending from the center portion toward the second end of the main body, the latching hooks configured to flex for releasably latching the first and second fiber optic connectors to the fiber optic adapter. The sleeve mount and the main body of the fiber optic adapter are unitarily molded as a single piece and the ferrule sleeve is separately placed within the axial bore of the sleeve mount. | 07-11-2013 |
| 20130183005 | FIBER OPTIC CONNECTOR AND CABLE ASSEMBLY HAVING A FIBER LOCKING MECHANISM - The present disclosure relates to a fiber optic connector and cable assembly. The fiber optic connector and cable assembly includes a fiber optic connector, a fiber optic cable, and an anchoring mechanism. The fiber optic connector includes a connector housing and a ferrule assembly having a ferrule and a spring. The fiber optic cable includes at least one optical fiber contained within a cable jacket and at least one strength structure for providing tensile reinforcement to the fiber optic cable. The fiber optic cable is attached to the fiber optic connector and the at least one optical fiber runs from the fiber optic cable through a total length of the fiber optic connector. The anchor mechanism anchors the at least one optical fiber to at least one of the cable jacket and the at least one strength structure. | 07-18-2013 |
| 20130183006 | FERRULE HOLDING MEMBER AND OPTICAL CONNECTOR - A ferrule holding member has a tube-shaped receiving portion including a receiving space therein, the receiving space receiving at least partially a ferrule mounted to a terminal of an optical fiber; and an engaging portion engaged to the ferrule received in the receiving portion, to thereby regulate movement of the ferrule relative to the receiving portion. The receiving portion includes a communicating hole to allow the receiving space to communicate externally. The engaging portion includes an engaging protrusion configured to be inserted in the communicating hole from an outer periphery side of the receiving portion, to engage the ferrule. | 07-18-2013 |
| 20130183007 | PLUG-IN CONNECTOR - The invention relates to a plug-in connector for connecting at least one conductor, in particular a conductor cable with an optical conductor, comprising a main body ( | 07-18-2013 |
| 20130202254 | CONNECTOR SYSTEM WITH PHYSICAL SECURITY FEATURES - A connector set of discriminating receptacles and plugs, the connector set comprising a plurality of different receptacles and a plurality of different plugs for optically or electrically coupling with the different receptacles, each different plug having a unique first geometry, each different receptacle having a unique second geometry; wherein each unique first geometry corresponds to one, and only one, unique second geometry such that the plugs and receptacles having corresponding unique first and second geometries in the connector set are mating pairs; wherein each mating pair is marked with a matching visual identification different from the plugs and receptacles having different first and second geometries in the connector set, the visual identification being at least one of color, alphanumerical, or symbol. | 08-08-2013 |
| 20130209041 | Multi-Ferrule Optical Fiber Cable Assembly - An optical fiber cable assembly includes an optical fiber cable, an optical fiber connector, and a strain relief member. The optical fiber connector has a housing with at least two ferrules supporting a plurality of optical fibers of the cable. Each ferrule has at least two ribbons of optical fibers therein. The strain relief member has a flexible corrugated conduit. A method is also disclosed. | 08-15-2013 |
| 20130209042 | Optical Fiber Cable Assembly With Improved Strain Relief - An optical fiber cable assembly includes an optical fiber cable, an optical fiber connector and a strain relief member. The optical fiber connector has a housing supporting a plurality of optical fibers of the cable. The strain relief member has a flexible conduit, a first section and a second section spaced from the first section. The first section is connected to a rear end of the optical fiber connector and the second section is connected to a portion of the optical fiber cable. | 08-15-2013 |
| 20130216189 | MULTI-CHANNEL OPTICAL INSERT - A connector comprising a first outer housing defining at least one cavity, the cavity being cylindrical, a first insert disposed in the cavity, the first insert comprising at least a first housing, the housing being cylindrical, a first ferrule in the first housing, the first ferrule configured with arcuate sides to be received in the cavity, the first ferule comprising an end face, at least one alignment hole for receiving an alignment pin defined in the end face, and at least one fiber-receiving channel for receiving an optical fiber, an optical fiber disposed in the fiber-receiving channel of the first ferrule. | 08-22-2013 |
| 20130230283 | KEYING FOR MPO SYSTEMS - Keying may be used to indicate various features of cables, cable connectors, and/or equipment. The keying mechanisms of the connectors systems disclosed herein identifies whether each plug is a pinned plug or a pinless plug. The keying mechanisms disclosed herein identify the number of optical fibers terminated at each plug. For example, one type of keying mechanism may indicate a cable plug manufactured under a 40 Gb/sec standard and another type of keying mechanism may indicate a cable plug manufactured under a 100 Gb/sec standard. The keying mechanisms may indicate a cabling/wiring pattern to be used (e.g., indicates a polarity of the cable). The cables and/or plugs may be color coded based on the keying mechanism. Accordingly, the keying may alert a user to the features of the cable that are not readily apparent upon a cursory inspection. | 09-05-2013 |
| 20130230284 | OPTICAL CONNECTOR AND METHOD FOR ASSEMBLING OPTICAL CONNECTOR - An optical connector and a method for assembling the optical connector with which the optical connector can be easily assembled are provided. An optical connector includes a ferrule assembly including a ferrule that holds an embedded fiber, a sleeve that holds the ferrule assembly, and a rear housing that is connected to the sleeve and through which an optical fiber that is connected to the embedded fiber is inserted. The ferrule assembly is fixed to the sleeve by threadably engaging a male screw of the ferrule assembly with a female screw of the sleeve. | 09-05-2013 |
| 20130236142 | MULTI-FIBER CONNECTOR WITH FERRULE FLOAT - A connector comprising: (a) at least one multi-fiber ferrule having a front face presenting a plurality of fiber end faces, and a back face having a first surface and defining a first orifice through which the fibers pass; (b) a retainer for holding the at least one multi-fiber ferrule, the retainer comprising a front face having a second surface and defining a second orifice through which the fibers pass, the second surface contacting the first surface; wherein at least one of the first or second surface is convex along at least one of an x-axis or a y-axis such that the at least one multi-fiber ferrule is able to move relative to the retainer about at least one of the axes. | 09-12-2013 |
| 20130259428 | FIELD-INSTALLABLE FIBER OPTIC CONNECTORS AND RELATED CABLE ASSEMBLIES - Field-installable mechanical splice connectors for making optical and/or electrical connections in the field are disclosed. One embodiment is a hybrid mechanical splice connector having an electrical portion and an optical portion that includes at least one electrical contact, a shell, and at least one body for receiving at least one field optical fiber and securing the electrical contact. The connector includes a mechanical retention component for securing at least one optical field fiber to the at least one body. Another embodiment is directed to a mechanical splice connector having at least one body for receiving at least one field optical fiber, a mechanical retention component for securing at least one optical field fiber to the at least one body, and at least one lens attached to the at least one body. | 10-03-2013 |
| 20130259429 | MULTI-FERRULE CONNECTOR FOR MULTICORE FIBER TERMINATIONS - A ganged connector housing Is configured to receive a plurality of single-fiber connectors. Each connector is removably retainable at a respective location in the connector housing. Each single-fiber connector comprises a ferrule configured to receive and retain a single multicore fiber. The single-fiber connectors have a high-density packing footprint within the connector housing. Each single-fiber connector and its respective ferrule is configured to enable individual repositioning, tuning, alignment, repair or replacement of a respective multicore fiber terminated therein, independent of other optical fibers within the plurality of single fiber ferrules, and without requiring replacement of the entire set of multicore fibers. | 10-03-2013 |
| 20130266266 | OPTICAL FIBER CONNECTOR - An optical fiber connector includes a fixing module and an optical fiber ferrule positioned at an end of the fixing module. The optical fiber connector is used for gripping a cable including an optical fiber. The optical fiber ferrule axially defines a through hole, the optical fiber is gripped in the fixing module and is partly protruded out of the optical ferrule. When the optical fiber connector is assembled to an adapter to join with another optical fiber connector, the optical fiber will be bent to elastically resist an optical fiber of the another optical fiber connector. | 10-10-2013 |
| 20130266267 | OPTICAL FIBER CONNECTOR - An optical fiber connector includes a fixing module, an optical fiber ferrule positioned at an end of the fixing module, and an optical fiber gripped in the fixing module. The optical fiber ferrule axially defines a through hole. An end surface of the optical fiber includes an arc surface. The optical fiber is received in the through hole of the optical ferrule. | 10-10-2013 |
| 20130301994 | OPTICAL CONNECTOR - An optical connector of the present invention comprising a regulating member having regulating portion provided between a lower surface of an operation arm and an upper surface of a retainer. The regulating member movable in a longitudinal direction between a regulating position for regulating downward movement of a front end of the operation arm by the regulating portion and a retracted position for allowing the downward movement of the front end of the operation arm. The retracted position is located behind the regulating position. | 11-14-2013 |
| 20130308909 | FIBER OPTIC CONNECTOR AND BONDED COVER - A fiber optic assembly includes a connector and a cover bonded to an end face of the connector. The connector includes a ferrule, where an optical fiber extends through the ferrule and to the end face of the connector. An end of the optical fiber is polished proximate to the end face. The cover is bonded directly to the end face of the connector, and overlays the polished end of the optical fiber such that the cover protects the optical fiber, limits access of dust to the end face of the connector, and draws loose particulates from the end face upon removal of the cover. | 11-21-2013 |
| 20130308910 | FERRULE AND OPTICAL-FIBER-ATTACHED FERRULE - A ferrule of the invention includes: a ferrule main body having a front edge and a rear edge; a fiber insertion hole into which an optical fiber is to be inserted; a recess provided at a top surface of the ferrule main body, having a reflection surface converting an optical path of a front end of the optical fiber into an optical path of a light emission-launch end provided at a lower surface side of the ferrule main body; a light emission-launch portion provided on the optical path of the light emission-launch end at a lower surface of the ferrule main body; a locating pin provided closer to the front edge than the light emission-launch portion at the lower surface of the ferrule main body; and a recessed portion provided between the locating pin at the lower surface of the ferrule main body and the light emission-launch portion. | 11-21-2013 |
| 20130308911 | OPTICAL FIBER MODULE - An optical fiber module includes an optical transmission line and a fiber stub structure. The optical transmission line has an optical fiber core, a coating enclosing the optical fiber core and a buffer layer enclosing the coating. A part of the optical fiber core is exposed to outer side of a free end of the optical transmission line. The fiber stub structure includes a sleeve and a ferrule. The sleeve has an internal central hole for accommodating the optical transmission line and an oblique hole in communication with the central hole for accommodating the ferrule. The ferrule has an internal passageway for accommodating a part of the optical fiber core of the optical transmission line. When installed, under the restriction of the oblique hole, the ferrule is disposed in the sleeve in an inclined state. | 11-21-2013 |
| 20130315540 | OPTICAL CONNECTOR FOR CABLES HAVING A BEND INSENSITIVE FIBER - An optical connector has a housing, and a retention member for retaining a cable with a fiber that has a specified minimum bend radius. A rear portion of a connector ferrule and spring are seated in the retention member, a front end of the member engages the connector housing, and the spring urges the ferrule toward the front of the connector housing. An elongated cable support has an axial passage that opens at a front end and at a back end of the support for receiving the cable, and the front end of the support is joined at the rear of the retention member. The passage in the support has a radially outward flare at the back end which acts to limit the cable from bending in the vicinity of the connector, so that the cable fiber is not strained below the specified minimum bend radius. | 11-28-2013 |
| 20130330046 | HIGH PERFORMANCE QUICK TERMINAL ASSEMBLY FOR OPTICAL FIBER - The present invention discloses a high performance quick terminal assembly for optical fiber, comprising a ferrule and an inner bore inside the ferrule. The inner bore is exposed after part of the cylinder body of the ferrule is cut away, forming a connecting platform. Pre-embedded optical fiber and connecting optical fiber are connected in the inner bore of the connecting platform, and the connecting platform is disposed with a pressing device to compress the connecting point of the two optical fibers. The invention uses high precision inner bore of the ceramic ferrule to replace the existing V-shaped groove. It can be easily, efficiently and effectively installed and is cost saving. Meanwhile excellent optical performance and high reliability are achieved. The problem related to various failure or badness of the prior art are resolved in the present invention. | 12-12-2013 |
| 20130336618 | OPTICAL FIBER AND COMPOSITE INORGANIC FERRULE ASSEMBLIES AND METHODS - A pre-terminated optical fiber assembly with a ferrule having front and rear opposed faces and at least one fiber bore defined longitudinally therethrough includes a glass optical fiber is disposed within the at least one fiber bore with the fiber fused to the ferrule at a location at least 1 mm deep inside the bore. A method for fusing is also disclosed. The ferrule 14 is desirably composed of an inorganic composite material, the composite comprising a material gradient from at least 75% by volume of a first inorganic material to at least 75% by volume of second inorganic material in the radially inward direction, where the first inorganic material has a fracture toughness of at least 1 MPa•m | 12-19-2013 |
| 20140003772 | DUST CAPS, FIBER OPTIC CONNECTORS, AND FIBER OPTIC SPLITTER MODULES INCORPORATING INTERLOCKING KEY FEATURES | 01-02-2014 |
| 20140023325 | TAPER-LOCKING FERRULE - A taper-locking ferrule for use with optical fibers is provided. The taper-locking ferrule has an interior channel The interior channel is tapered from one end to the other end and has a threaded interior portion. In an embodiment, the threaded interior portion covers approximately half of the interior wall of the channel A slit may extend along the threaded portion, from the exterior surface of the device to the interior channel, dividing the threaded portion of the interior channel into sections and allowing the interior channel to slightly expand. The threaded portion of the interior channel grasps and secures an optical fiber. | 01-23-2014 |
| 20140023326 | MANAGED FIBER CONNECTIVITY SYSTEMS - A communications connection system includes an SC fiber optic connector including a storage device having memory configured to store physical layer information. The storage device also includes electrical contacts or an RFID antenna coil connected to the memory for transmitting information to a management system. The communications connection system also includes a fiber optic adapter module having one or more media reading interfaces. Each media reading interface is configured to read physical layer information stored on one of the fiber optic connectors received at the adapter module. Example media reading interfaces include electrical contacts and RFID readers. | 01-23-2014 |
| 20140037249 | OPTICAL FIBER CONNECTOR - An optical fiber connector is used for fastening a cable. The optical fiber connector includes a front housing, a fiber joining assembly, a fastening sleeve, and a rear housing. The front housing includes a base portion and a fixing portion extending from an end of the base portion. The fixing portion is applied for fastening the cable. The fastening sleeve is sleeved on the fixing portion of the front housing. The fiber joining assembly is received in the base portion of the front housing. The rear housing is sleeved on the fixing portion and is fastened to the base portion. | 02-06-2014 |
| 20140037250 | FIELD INSTALLED OPTICAL FIBER CONNECTOR FOR JACKETED FIBER CABLE AND TERMINATION METHOD - An optical fiber connector includes a housing configured to mate with a receptacle, a collar body that includes a fiber stub and a mechanical splice device, a backbone to retain the collar body within the housing, and a boot. The backbone includes a cable jacket clamping portion to clamp a cable jacket that surrounds a portion of the terminated optical fiber upon actuation. The boot actuates the cable jacket clamping portion of the backbone upon attachment to the backbone. A method for terminating the optical fiber in the field includes slitting or removing a portion of the cable jacket prior to splicing the optical fiber to the fiber stub. The method also includes utilizing a protective sheath or tube to protect exposed portion of the fiber cable and provide structural integrity to the optical connector. | 02-06-2014 |
| 20140050445 | FIELD TERMINABLE OPTICAL FIBER CONNECTOR WITH SPLICE ELEMENT - An optical fiber connector includes a housing configured to mate with a receptacle, a collar body that includes a fiber stub and a mechanical splice device, a backbone to retain the collar body within the housing, and a boot. The backbone includes a fiber jacket clamping portion to clamp a jacket portion that surrounds a portion of the terminated optical fiber upon actuation. The boot actuates the fiber jacket clamping portion of the backbone upon attachment to the backbone. The optical fiber connector can be terminated in the field without the need to use a separate termination platform or tool. | 02-20-2014 |
| 20140064669 | Optical Fiber Cable Having Reinforcing Layer of Tape Heat-Bonded to Jacket - An optical fiber cable includes an optical fiber; a sheet of reinforcing tape rolled around a majority of an annular sidewall of the optical fiber; and a jacket surrounding the rolled sheet of reinforcing tape. The sheet has parallel longitudinal edges that are circumferentially spaced from each other to form a longitudinal slit along a length of the sheet of reinforcing tape. The reinforcing tape is formed of a polymeric material having uni-directionally oriented molecules along the length of the sheet. The jacket is heat-bonded to the sheet of reinforcing tape. | 03-06-2014 |
| 20140093212 | MOLDED FERRULES FOR OPTICAL FIBERS - A method of manufacturing fiber optic connectors includes precision molding optical ferrule assemblies around optical fibers for use in the connectors. The optical ferrule assemblies are over-molded in two-parts: a ferrule and a hub. The ferrule is molded around a coated section of fiber and a fiber tip is formed (e.g., using a laser) at a stripped section of the optical fiber at a location axially spaced from the ferrule. The fiber is pulled into the ferrule to align the tip and the hub is formed to complete the ferrule assembly. | 04-03-2014 |
| 20140105545 | GRADED COMPOSITION FOR OPTICAL WAVEGUIDE FERRULE - A ferrule for optical waveguides includes an exterior and an interior of the ferrule. The interior of the ferrule has a bore defined therein that is configured to receive an optical waveguide. Material of the ferrule is such that the material changes from the interior to the exterior of the ferrule, where the thermal expansion coefficient of the material transitions from less than 30×10−7/° C. at the interior of the ferrule to greater than 70×10−7/° C. at the exterior of the ferrule. The thermal expansion coefficient of the material may change by way of discrete layers in the material between the interior and exterior of the ferrule. | 04-17-2014 |
| 20140105546 | FERRULE SYSTEM FOR FIBER OPTIC CONNECTORS - An optical waveguide ferrule includes a body and a low-expansion material on one end of the body. The body of the ferrule is formed from a first material and has a bore extending lengthwise therethrough. The bore is configured to receive an optical fiber along a central axis of the ferrule. The low-expansion is configured to be heated without damaging the body. | 04-17-2014 |
| 20140105547 | FERRULE WITH STRESS-ISOLATION FEATURE - A ferrule for optical waveguides includes an exterior of the ferrule, an interior of the ferrule, and a stress-isolation region between the interior of the ferrule and the exterior of the ferrule. The interior of the ferrule has a bore defined therein that is configured to receive an optical waveguide. The material of the stress-isolation region has an elastic modulus that is less than the elastic modulus of material of the interior and exterior of the ferrule, whereby the stress-isolation region limits communication of stresses therebetween. | 04-17-2014 |
| 20140105548 | OPTICAL FIBER CONNECTOR, OPTICAL FIBER CONNECTOR ASSEMBLING METHOD, FUSION-SPLICED PORTION REINFORCING METHOD, PIN CLAMP, CAP-ATTACHED OPTICAL FIBER CONNECTOR, OPTICAL FIBER CONNECTOR CAP, OPTICAL FIBER CONNECTOR ASSEMBLING TOOL, AND OPTICAL FIBER CONNECTOR ASSEMBLING SET - An optical fiber connector includes a ferrule, an inserted optical fiber, an external optical fiber, and a pair of reinforcing members that pinches and reinforces a fusion-spliced portion of the other end portion of the inserted optical fiber and the front end portion of the external optical fiber. The reinforcing members include adhesion layer on the inner surface thereof which comes in contact with the other end portion of the inserted optical fiber and the front end portion of the external optical fiber. The adhesion layer is depressed at the position where the inserted optical fiber and the external optical fiber come in contact with each other so as to closely adhere to the outer circumferential surfaces of the optical fibers in the fusion-spliced portion. | 04-17-2014 |
| 20140105549 | PLUG - A plug that can be produced without performing complicated axial alignment. The plug is provided at one end of an optical fiber and is removably attached to a receptacle. A metallic cover is fitted in the receptacle. A ferrule is molded integrally with the metallic cover to hold the optical fiber. An optical element module includes a photoelectric conversion element to be optically coupled to the optical fiber and a substrate on which the photoelectric conversion element is mounted. The optical element module is press-fitted in a space formed by the metallic cover and the ferrule. | 04-17-2014 |
| 20140133807 | OPTICAL CONNECTOR RECEPTACLE, RECEPTACLE HOUSING, OPTICAL CONNECTOR ADAPTER, AND ADAPTER HOUSING - An optical connector receptacle of the invention includes: a receptacle housing holding a ferrule; a flange protruding from an external surface of the receptacle housing; an elastic deformation portion extending from the flange along the external surface of the receptacle housing; and a locking protruding portion protruding from the elastic deformation portion to the opposite side of the external surface of the receptacle housing. The optical connector receptacle is attachable to an attachment wall by sandwiching a peripheral edge of an attachment hole of the attachment wall between the flange and the locking protruding portion. A state where the locking protruding portion is locked by the peripheral edge of the attachment hole of the attachment wall is releasable as a result of elastically deforming the elastic deformation portion to be directed to the external surface of the receptacle housing. | 05-15-2014 |
| 20140147081 | CONNECTOR SYSTEMS HAVING RECEPTACLE ASSEMBLY AND PLUG ASSEMBLY - A data center connector (DCC) system includes a receptacle connector assembly that includes a receptacle body having a plug receiving end, a panel assertion end and a plug receiving chamber at the plug receiving end that receives a plug body of a plug connector assembly. A receptacle ferrule is located in the receptacle body. The receptacle ferrule is moveable axially within the receptacle body and biased toward the plug receiving end. A plug connector assembly includes a plug body having an insertion end sized to be received within the plug receiving chamber of the receptacle body. A plug ferrule is fixed axially within the plug body that contacts the receptacle ferrule and moves the receptacle ferrule axially with the plug body being inserted within the plug receiving chamber of the receptacle body. | 05-29-2014 |
| 20140147082 | MONO-BLOCK TYPE OPTICAL FIBER ADAPTER - A mono-block type optical fiber adapter includes an adapter body including a partition wall between each two opposing accommodation chambers and a tubular coupling portion extended from each partition wall toward the inside of one respective front-sided accommodation chamber, a ferrule mounted in each tubular coupling portion and partially suspending in the respective rear-sided accommodation chamber, and a ferrule holder respectively mounted in each rear-sided accommodation chamber and attached to the suspended rear end of the respective ferrule. The one piece design of the adapter body facilitates mass production and effectively eliminates the dimensional tolerance and clearance problems of conventional designs. Further, the matching design between the adapter body and the ferrule holders facilitates quick and accurate installation of the mono-block type optical fiber adapter, saving much installation time and labor and enhancing structural stability and reliability. | 05-29-2014 |
| 20140153877 | FIBER OPTIC PLUG ASSEMBLY AND OPTICAL CONNECTOR SYSTEM - A fiber optic plug assembly for a fiber optic cable includes a plug body and cable attachment element. The plug body has a main portion with a front end and back end and at least one latching arm extending from the main portion. The cable attachment element has a front portion received in the back end of the main portion of the plug body, a rear portion located outside of the plug body, and a passage configured to allow at least one optical fiber to extend through the cable attachment element and into the main portion of the plug body. The rear portion of the cable attachment element receives at least a portion of the at least one latching arm. An optical connector system with a fiber optic plug assembly is also provided. | 06-05-2014 |
| 20140153878 | Fiber Optic Connector with Field Installable Outer Connector Housing - An optical connector includes a first sub-assembly that is factory-installed to a first end of an optical fiber and a second sub-assembly that is field-installed to the first end of the optical fiber. The optical fiber and first sub-assembly can be routed through a structure (e.g., a building) prior to installation of the second sub-assembly. The second sub-assembly interlocks with the first sub-assembly to inhibit relative axial movement therebetween. Example first sub-assemblies include a ferrule, a hub, and a strain-relief sleeve that mount to an optical fiber. Example second sub-assemblies include a mounting block; and an outer connector housing forming a plug portion. | 06-05-2014 |
| 20140153879 | OPTICAL COMMUNICATION CONNECTOR - In accordance with the following description, an optical communication connector includes a ferrule having retractable alignment pins that are actuable between an extended position and a retracted position. For example, the connector may include an inner housing assembly having optical fibers and an outer housing positioned over the inner housing assembly. The outer housing is shaped to be removable from the inner housing assembly, which has a movable pin clamp mechanically coupled to alignment pins for aligning the connector with another connector. The pin clamp may be slid from a first position (corresponding to a male gender) to a second position (corresponding to a female gender). Separately or in combination with changing gender, the polarity of a communication connector may be changed due to its inclusion of an asymmetric polarity-changing feature that is actuable by an installer to change a polarity of the communication connector. Such a feature may actuated by being moved from a first position to a second position relative to the communication connector. | 06-05-2014 |
| 20140161394 | MULTI-CHANNEL OPTICAL TRANSCEIVER MODULE INCLUDING DUAL FIBER TYPE DIRECT LINK ADAPTER FOR OPTICALLY COUPLING OPTICAL SUBASSEMBLIES IN THE TRANSCEIVER MODULE - A multi-channel optical transceiver includes a multi-channel transmitter optical subassembly (TOSA), a multi-channel receiver optical subassembly (ROSA), and a dual fiber type direct link adapter directly linked to the multi-channel TOSA and the multi-channel ROSA with optical fibers. The dual fiber type direct link adapter is also configured to receive pluggable optical connectors, such as LC connectors, mounted at the end of fiber-optic cables including optical fibers for carrying optical signals to and from the transceiver. The dual fiber type direct link adapter thus provides the optical input and output to the transceiver for the optical signals received by the ROSA and transmitted by the TOSA. The multi-channel optical transceiver may be used in a wavelength division multiplexed (WDM) optical system, for example, in an optical line terminal (OLT) in a WDM passive optical network (PON). | 06-12-2014 |
| 20140199029 | FIBER OPTIC CONNECTOR HOLDER AND METHOD - A fiber optic connector holder is sized to fit within an opening for mounting a fiber optic adapter. The fiber optic connector holder is configured to permit a fiber optic connector with a dust cap positioned about a ferrule and a polished end face of an optical fiber held by the ferrule to be inserted within and releasably held by the connector holder. A system for holding fiber optic connectors includes a fiber optic connector holder mounted within an opening in a bulkhead for mounting a fiber optic adapter. The fiber optic connector holder is configured to receive a fiber optic connector with a dust cap mounted about a ferrule and polished end face of an optical fiber held by the ferrule. An optical fiber connector may be held to a bulkhead when the fiber optic connector includes a dust cap mounted about a ferrule and a polished end face of an optical fiber held by the ferrule. | 07-17-2014 |
| 20140205244 | UltraHigh-Density Fiber Distribution Components - A pre-terminated distribution module is provided with a set of multicore fiber (MCF) connector adapters at its front end and a set of multifiber MCF connector adapters at a second end. The MCF connector adapters and multifiber MCF connector adapters are connected to each other within the module housing by means of an MCF fanout. The MCF connector adapters are configured to provide core-aligned connection for MCF jumper cables that are plugged into the front end of the module. The MCF jumper cables are configured to provide connectivity to an array of optical devices. The multifiber connector adapters are configured to provide core-aligned connectivity for multifiber MCF cables that are plugged into the back end of the module. The multifiber cables are configured to provide connectivity between the module and a trunk (backbone) cable. Further described are pre-terminated trunk (backbone) cables and pre-terminated fiber optic jumper cables (i.e., patchcords). | 07-24-2014 |
| 20140212095 | FIBER OPTIC CONNECTOR ASSEMBLIES HAVING A REVERSE OPTICAL FIBER LOOP - Fiber optic connector assemblies are disclosed that utilize a reverse optical fiber loop within the fiber optic connector to isolate the optical fiber from stresses. In one embodiment, a fiber optic connector assembly includes an optical fiber having a fiber end, and a connector housing, wherein the optical fiber enters the connector housing from a first direction and is secured within the connector housing in a second direction, thereby forming a reverse optical fiber loop that is free to expand or contract within the connector housing. In another embodiment, a fiber optic connector assembly includes an optical fiber having a fiber end, a connector housing, and a substrate within the connector housing. The optical fiber enters the connector housing over a first surface of the substrate then passes by (i.e., crosses) the first surface, and is secured within the connector housing at a second surface of the substrate. | 07-31-2014 |
| 20140219612 | INTERPOSER STRUCTURE HAVING OPTICAL FIBER CONNECTION AND RELATED FIBER OPTIC CONNECTOR FOR THE SAME - Disclosed are interposer structures having an optical fiber connection and a related fiber optic ferrule that can form a portion of an optical assembly. The interposer structure is useful for transmitting optical signals to/from an integrated circuit that may be attached to the interposer. Specifically, the interposer structure and the related ferrule of the optical connector provide a passively aligned structure having a matched thermal response to maintain a suitable optical connection between the devices over a range of temperatures. | 08-07-2014 |
| 20140219613 | TRANSITIONING MULTI-CORE FIBER TO PLURAL SINGLE CORE FIBERS - A method and system connects multiple cores within one fiber, e.g., a multi-core fiber (MCF), to multiple fibers with single-cores. The single-core fibers can then be terminated by traditional envelopes, such as a single core LC envelope. A connector holds the single-core fibers into a pattern that matches a pattern of all, or a sub group, of the individual cores of the MCF. The single-core fibers may all be terminated to individual connectors to form a fanout or breakout cable. Alternatively, the single-core fibers may extend to another connector wherein the single-core fibers are regrouped into a pattern to mate with the cores of another MCF, hence forming a jumper. One or more of the single core fibers may be terminated along the length of the jumper to form a jumper with one or more tap accesses. | 08-07-2014 |
| 20140233894 | USER-CONFIGURABLE OPTICAL FIBER LINK - An optical fiber connector includes a connector body and a submodule having a user-selectable configuration, such as a splitter or coupler. The connector body has a submodule mounting region. A first end of the connector body has a pluggable optical fiber port. A second end of the connector body has at least one body fiber guide. The submodule is releasably mounted in the submodule mounting region. The submodule has at least one submodule fiber guide aligned with at least one body fiber guide and at least one submodule fiber guide aligned with the pluggable optical fiber port. One or more optical fibers are routed through the connector body in accordance with the submodule configuration. | 08-21-2014 |
| 20140241671 | OPTICAL CONNECTOR - There is provided an optical connector configured to receive a plurality of MT ferrules attached to terminal ends of multi-fiber cables. The optical connector includes a housing through which multiple receiving holes receiving the MT ferrules are bored. The receiving holes are arranged in the direction of the long side of front end faces of the MT ferrules. A pair of holding elements is provided in each of the receiving holes. The pair of holding elements is positioned at both ends in the direction in which the receiving holes are arranged and protrude to a side at which the MT ferrules are inserted. Both ends of a rear end flange of each of the MT ferrules placed in the receiving holes are held by the pair of holding elements. The optical connector enables easy setting-in of MT ferrules and reduction in size of optical connectors can be achieved. | 08-28-2014 |
| 20140254988 | FIBER OPTIC CONNECTOR - A connector includes a ferrule assembly having a ferrule, a hub and a spring, the ferrule having a distal face accessible at a distal end of the connector housing, the ferrule being movable in a proximal direction relative to the connector housing. The distal and proximal positions are separated by an axial displacement distance. The ferrule proximal movement is against the spring's bias. The cable of the assembly includes an optical fiber contained within a jacket and also a strength layer between the fiber and the jacket that is anchored to the connector housing. The fiber extends through a fiber from the proximal end of the connector housing to the ferrule. The fiber has a distal portion potted within the ferrule. The fiber passage has a fiber take-up region configured to take-up an excess length of the fiber corresponding to the ferrule axial displacement. | 09-11-2014 |
| 20140270650 | OPTICAL SUBASSEMBLY AND METHOD OF MANUFACTURING THE SAME - An optical subassembly and method of manufacturing an optical subassembly are provided. One subassembly includes a base, an optical emitter attached to the base and one or more spacers attached to the base surrounding at least a portion of the optical emitter. The optical subassembly further includes a ferrule sleeve attached to the base with the optical emitter and one or more spacers within the ferrule sleeve, wherein the ferrule sleeve is configured to receive an optical fiber therein. The optical subassembly also includes one or more reinforcement members attached to the base adjacent the ferrule sleeve and configured to provide support to the ferrule sleeve. | 09-18-2014 |
| 20140286611 | OPTICAL CONNECTOR FOR JACKETED CABLES - An optical connector for terminating a jacketed optical fiber cable comprises a housing configured to mate with a receptacle. The connector also includes a collar body disposed in the housing, the collar body securing, at a first end, a ferrule. The collar body includes a gripping mechanism disposed in a second portion of the collar body. The collar body further includes a buffer clamp configured within a third portion of the collar body, the buffer clamp configured to clamp at least a portion of a buffer cladding of the optical fiber upon actuation. The optical connector also includes a backbone to retain the collar body within the housing. The backbone includes a mounting structure surrounding a central bore at one end of the backbone, the mounting structure having at least one pocket region configured to receive a slit portion of the cable jacket. A fiber connector termination and assembly tool is also provided. | 09-25-2014 |
| 20140294350 | Apparatus For Alignment of A Multicore Fiber in A Multifiber Connector And Method of Using Same - A multicore fiber alignment apparatus is described, having a chassis into which is mounted ferrule-holding means for holding a multicore fiber ferrule having one or more capillaries extending therethrough. Fiber-holding means for holding one or more multicore fibers in position to be mounted into the ferrule, such that each multicore fiber extends through a respective ferrule capillary. Means are provided for monitoring the rotation angle of each multicore fiber within its respective capillary, relative to a reference rotational orientation. Means are further provided for rotating each of the multicore fibers within its respective capillary. The rotational orientation of each multicore fiber is fixed when its rotation angle is equal to zero. | 10-02-2014 |
| 20140308011 | High-density Fiber Connector and Assembling Method Thereof - Disclosed are a high-density fiber connector and an assembly method thereof. The connector, adapted for use with a fiber adapter, comprises a connector casing, a ferrule, a spring and a boot, wherein the connector casing has a cross width of 2.5 mm to 4.5 mm. The connector casing comprises a front casing and a rear casing, which lock up one another to form a cavity. The tail of the connector casing is connected with a boot. On the connector casing are sequentially arranged a guide block and an elastic arm from the front toward the back. A fixed end of the elastic arm is oriented toward the tail of the connector, while a free end faces an insert end of the connector and includes a retaining bump. The ferrule | 10-16-2014 |
| 20140321812 | PRETERMINATED FIBER OPTIC CONNECTOR SUB-ASSEMBLIES, AND RELATED FIBER OPTIC CONNECTORS, CABLE ASSEMBLIES, AND METHODS - Embodiments disclosed herein include pre-terminated fiber optic connector sub-assemblies, and related fiber optic connectors, cables, and methods. In certain embodiments, an optical fiber stub is pre-installed in a ferrule bore of a ferrule of a fiber optic connector sub-assembly, to provide the pre-terminated fiber optic connector sub-assembly. The optical fiber stub can be pre-installed in the ferrule bore prior to termination of the fiber optic connector sub-assembly. Because the pre-terminated optical fiber stub disposed in the ferrule bore is not directly accessible through a ferrule body of the ferrule when a field optical fiber is disposed in the ferrule bore for fusion splicing, the ferrule has properties that allow thermal energy to be directed through the ferrule body into the ferrule bore. In this manner, the optical fiber stub pre-installed in the ferrule bore can be fusion spliced with the field optical fiber to terminate a fiber optic cable. | 10-30-2014 |
| 20140321813 | MULTI-FIBER FIBER OPTIC CONNECTOR - A fiber optic cable assembly includes a fiber optic cable and a fiber optic connector. The cable includes a jacket having an elongated transverse cross-sectional profile that defines a major axis and a minor axis. Strength components of the cable are anchored to the connector. The fiber optic connector includes a multi-fiber ferrule defining a major axis that is generally perpendicular to the major axis of the jacket and a minor axis that is generally perpendicular to the minor axis of the jacket. Certain types of connectors include a connector body defining a side opening that extends along a length of the connector body; a multi-fiber ferrule configured for lateral insertion into the connector body through the side opening; and a cover that mounts over the side opening after the multi-fiber ferrule has been inserted into the connector body through the side opening. | 10-30-2014 |
| 20140334781 | Optical Connections - Techniques related to optical connectors are described herein. In some examples, an optical connector is illustrated including a ferrule and a mating arrangement to mechanically attach the ferrule to an optical device. The mating element defines an insertion direction. The ferrule includes an optical pathway for light transmission through the ferrule. An end longitudinal section of the optical pathway is to optically couple the optical pathway to the optical device. The end longitudinal section is angled with respect to the insertion direction. | 11-13-2014 |
| 20140348468 | TRANSCEIVER SOCKET ADAPTER FOR PASSIVE OPTICAL CABLE - A communication device includes a mechanical shell, which is configured to be inserted into a Small Form-Factor Pluggable (SFP) receptacle and contains a notch configured to hold a ferrule for mating with a connector of a passive optical cable. The mechanical shell includes molded upper and lower covers, which are joined together along an assembly line. A pair of elastic clips are molded integrally with at least one of the upper and lower covers and are configured to receive and hold the connector when mated with the ferrule. Circuitry within the shell includes electrical terminals configured to mate with corresponding terminals of the receptacle. | 11-27-2014 |
| 20140363129 | OPTICAL CONNECTOR - An optical connector includes an optical fiber, and a ferrule configured to hold the optical fiber, wherein the ferrule has a front part, a rear part, a deformable mechanism to connect between the front part and the rear part, and an opening to allow the optical fiber to bend along with displacement of the deformable mechanism, and wherein the deformable mechanism has a restrictor to restrict the displacement or deformation of the deformable mechanism, the restrictor being provided at least between the deformable mechanism and the front part or between the deformable mechanism and the rear part. | 12-11-2014 |
| 20140363130 | FIELD TERMINABLE OPTICAL FIBER CONNECTOR WITH SPLICE ELEMENT - An optical fiber connector includes a housing configured to mate with a receptacle, a collar body that includes a fiber stub and a mechanical splice device, a backbone to retain the collar body within the housing, and a boot. The backbone includes a fiber jacket clamping portion to clamp a jacket portion that surrounds a portion of the terminated optical fiber upon actuation. The boot actuates the fiber jacket clamping portion of the backbone upon attachment to the backbone. The optical fiber connector can be terminated in the field without the need to use a separate termination platform or tool. | 12-11-2014 |
| 20150010276 | FIBER OPTIC CONNECTOR - A fiber optic connector has an opening for receiving a fiber optic cable, a pair of locating pins positioned adjacent to a front end ferrule and a housing for providing a covering between the opening and the locating pins. The locating pins are configured to be moveable between a first forward position where the locating pins extend out of the front ferrule and the housing and a second retracted position where the locating pins are retracted within the front ferrule and the housing. The locating pins are moveable from the first forward position and the second retracted position by a user via a mechanism accessible outside of the housing and without opening the housing. | 01-08-2015 |
| 20150030291 | FERRULE ASSEMBLY - A method for preparing a ferrule assembly avoids polishing while providing adequate control over fiber end protrusion and co-planarity. A distal end of the fiber is prepared before securing the fiber in a ferrule, and before or after inserting the fiber into the ferrule. The prepared fiber is manipulated to provide a desired spatial relationship between the fiber end and the ferrule's end face, and then secured to maintain the desired spatial relationship. Preferably, the fiber end is prepared using a laser cleaving technique to provide a suitable end without abrasive polishing. An interferometer may be used to obtain measurements, during manipulation of the prepared fiber within the ferrule, that indicate whether the prepared fiber is satisfactorily positioned. In accordance with other aspects of the invention, a ferrule assembly prepared in accordance with the method, and a connector or other optical package including such a ferrule assembly are provided. | 01-29-2015 |
| 20150043872 | FERRULE WITH PROTRUDING FIBERS - A ferrule assembly comprising: (a) a ferrule body defining a plurality of bores and having an end face having an inner portion and outer portions on opposite sides of said first portion; (b) a plurality fibers disposed in said bores and protruding beyond said end face; and (c) a protruding element on each outer portion, said protruding element having a first or second configuration, in said first configuration, said protruding element comprises a portion of said outer portion that protrudes beyond said inner portion but not as far as said fibers protrude, and in said second configuration, said protruding element comprises at least one fiber in a bore in said outer portion that protrudes beyond any fiber in a bore in said inner portion. | 02-12-2015 |
| 20150049989 | OPTICAL CONNECTOR PLUG - Disclosed an optical connector plug to be fitted into a LC type adapter having a wide width opening and a narrow width opening. The optical connector plug includes a square cylindrical front housing; a plug frame for retaining a ferrule and slidable in the front housing, a locking housing connected to the plug frame and fitted in and locked with the LC type adapter. The guide portion on an upper part of the front housing has side wall surfaces coming in sliding contact with the opening having a narrow width at the upper part of the adapter and locking projections on the sidewall surfaces. The locking projections abut against an edge portion of an opening of the adapter when the locking housing is fitted into the adapter, so that the front housing is moved rearward, and a distal end portion of the ferrule projects outward from the opening. | 02-19-2015 |
| 20150063756 | SYSTEM FOR TERMINATING ONE OR MORE OPTICAL FIBERS AND FIBER OPTIC CONNECTOR HOLDER USED IN SAME - A system for terminating one or more optical fibers comprises a fiber optic connector, a connector holder, and an installation tool. The fiber optic connector has a ferrule and a connector housing in which the ferrule is at least partially positioned. The connector holder receives at least a portion of the connector housing and has a base portion that defines a bottom surface of the connector holder. The installation tool includes a body with a connector holding area configured to receive and cooperate with the base portion of the connector holder to securely position the fiber optic connector on the body. | 03-05-2015 |
| 20150063757 | FIBER OPTIC CONNECTOR INSTALLATION TOOL - An installation tool for terminating one or more field optical fibers with a fiber optic connector includes a guide member and camming member. The guide member has a slot extending in an axial direction and is configured to receive a portion of the fiber optic connector. The camming member is positioned next to the guide member and is movable between a first position spaced from the slot and a second position axially aligned with the slot. Additionally, the camming member is configured to engage and actuate a cam member of the fiber optic connector by moving from the first position to the second position when the fiber optic connector is received in the slot. | 03-05-2015 |
| 20150063758 | GANG FIBER ADAPTOR WITH INTEGRAL MOUNTING FEATURES - A gang adaptor assembly that comprises a plurality of adaptors positioned adjacent to one another along a longitudinal axis, each adaptor having a body that includes a pair of opposed short sides and a pair of opposed long sides, the pair of opposed short sides and the pair of opposed long sides defining an axial cavity for each adaptor, wherein the adaptors are oriented adjacent to one another along the longitudinal axis such that the pair of opposed long sides are substantially transverse to the longitudinal axis and the pair of opposed short sides are substantially parallel to the longitudinal axis; at least a portion of a ferrule alignment structure molded within each adaptor and configured to receive a remaining portion of the ferrule alignment structure; and first and second mounting features; wherein the gang adaptor assembly is molded as a single, integral assembly. | 03-05-2015 |
| 20150063759 | FIBER OPTIC CONNECTOR COVER AND FIBER OPTIC ASSEMBLY INCLUDING SAME - A fiber optic assembly includes a connector and a cover received over an end face of the connector. The connector includes a ferrule through which an optical fiber extends to the end face of the connector. An end of the optical fiber is polished proximate to the end face. The cover the cover includes a rigid end cap and a form-fitting material within the end cap overlaying the polished end of the optical fiber. The cover is configured to limit access of particulates to the end face of the connector and draw loose particulates of dust and debris from the end face of the connector upon removal from the connector. | 03-05-2015 |
| 20150078710 | DUST PROOFING SHUTTER BUILT-IN ADAPTER OF LC TYPE OPTICAL CONNECTOR - The invention can prevent a leading end of a ferrule including a core portion from being damaged in an erroneous insertion. A shutter plate is provided with a clearance for receiving in a non-contact manner a leading end portion of a ferrule which is inserted from a diagonally upward direction side before a fitting portion. The clearance is formed into a rectangular shape, a trapezoidal shape, a circular arc shape, a bowl-like recess shape or an opening shape from a front surface side of the shutter plate toward an inner side, and the shutter plate is structured such that the shutter plate is pushed away and opened by a leading end opening edge portion of a coupling sleeve which is provided so as to cover a periphery of the ferrule, at the same time of receiving the leading end portion of the ferrule by the clearance in a non-contact state. | 03-19-2015 |
| 20150104134 | FIBER OPTIC CONNECTOR AND CABLE ASSEMBLY HAVING A FIBER LOCKING MECHANISM - The present disclosure relates to a fiber optic connector and cable assembly. The fiber optic connector and cable assembly includes a fiber optic connector, a fiber optic cable, and an anchoring mechanism. The fiber optic connector includes a connector housing and a ferrule assembly having a ferrule and a spring. The fiber optic cable includes at least one optical fiber contained within a cable jacket and at least one strength structure for providing tensile reinforcement to the fiber optic cable. The fiber optic cable is attached to the fiber optic connector and the at least one optical fiber runs from the fiber optic cable through a total length of the fiber optic connector. The anchor mechanism anchors the at least one optical fiber to at least one of the cable jacket and the at least one strength structure. | 04-16-2015 |
| 20150110447 | SEALING ENCLOSURE FOR A CONNECTOR ON A CABLE SUCH AS A STANDARDIZED FIBER-OPTIC CONNECTOR - A sealing enclosure is configured to connect to a mating enclosure. The sealing enclosure loosely receives a connector within a connector volume so that the connector, which may be of a standard type used in electronic or optic data transmission, may be displaced within a plug face at the forward end of the connector volume. The connector may compensate variations in the position of a mating connector with respect to the mating enclosure. The sealing enclosure allows to seal off the connector volume and engage the sealing enclosure with a mating enclosure in a single motion. This is affected by having a cable seal interposed between an inner body and an outer body. If the outer body is moved forward to engage the mating connector, the cable seal is squeezed between the cable and the inner body sealing off the connector volume at the rearward end of the inner body. | 04-23-2015 |
| 20150117820 | OPTICAL FIBER ADAPTER WITH SHUTTER MEMBER - An optical fiber adapter includes a main body and an elastic shutter member. The main body has an axial passage defined by a first wall, a second wall, a third wall and a fourth wall, wherein the first wall faces the third wall and connects with the second and fourth walls. The passage has opposing first and second openings in the axial direction. | 04-30-2015 |
| 20150125118 | Connector Assembly - A connector assembly of a first connector and a second connector. The connector assembly includes at least one latch biased to a locking position to lock the assembly in cooperation with a complementary locking section. The connector assembly includes a release member movable in a direction towards a top face of one of the connectors from a rest position to a release position. The release member pushes the latch away from the locking position when the release member is moved to the release position | 05-07-2015 |
| 20150125119 | Connector Comprising a Locking Device - A connector including a housing with a cable entry and a contact face presenting one or more conductors for signal transfer to associated conductors of a complementary connector. The connector includes a cable entry shield of an electro-conductive material gripping around the cable at the cable entry. The cable entry shield can for example be formed by a pin holder for holding alignment pins and the base of a locking device, jointly gripping around the cable. | 05-07-2015 |
| 20150147035 | OPTICAL CONNECTOR HAVING IMPROVED GUIDE PIN RETENTION - An optical connector includes a connector housing, a retaining plate, and two pins. The connector housing has two bores extending between rearward and forward ends of the connector housing. The retaining plate has a central opening with notches in two of its sides. Each pin extends through one of the notches, which engages the respective groove. The pins extend through the respective bores in the connector housing. | 05-28-2015 |
| 20150293310 | OPTICAL CONNECTOR - An optical connector, including: a coupling device that is made of metal, and that is to be coupled to a coupling mechanism of another optical connector that is to be coupled with the optical connector; a ferrule; a housing that is made of resin and that is accommodated by the coupling device while accommodating the ferrule in such a manner that the ferrule can move rearward; and a metal member that is affixed to the coupling device while holding the housing between the metal member and the coupling device. | 10-15-2015 |
| 20150346435 | CONNECTOR ATTACHED OPTICAL FIBER UNIT AND OPTICAL CONNECTOR BOOT - A connector attached optical fiber unit includes: an MT optical connector which includes a joining end surface formed at a front end of the MT optical connector and a hollow portion opened to a rear end surface opposite to the joining end surface; a tubular boot which includes a front end insertion portion inserted and fixed into to the hollow portion and a tube attachment portion formed at a rear end portion of the tubular boot, the tubular boot extending to a rear side from the MT optical connector; a protection tube into which the tube attachment portion is inserted and to which the tube attachment portion is fixed; and a plurality of optical fibers which include tip portions inserted and fixed into the MT optical connector and are accommodated inside the boot and the protection tube. | 12-03-2015 |
| 20150370017 | OPTICAL CONNECTOR AND METHOD FOR MANUFACTURING OPTICAL CONNECTOR - A method for manufacturing an optical connector includes mounting a lens member to which a lens is formed to another optical connector by inserting a guide pin provided on the another connector into a hole of the lens member, mounting a ferrule body to the lens member by inserting the guide pin into a hole of the ferrule body, and bonding the lens member and the ferrule body in a state where the guide pin is accommodated in the hole of the lens member and the hole of the ferrule body. | 12-24-2015 |
| 20160004018 | OPTICAL FERRULE FOR MULTI-FIBER CABLE AND HARDENED MULTI-FIBER OPTIC CONNECTOR THEREFORE - A fiber optic cable assembly includes a fiber optic cable and a fiber optic connector. The cable includes a jacket, optical fibers, and strength components. The fiber optic connector holds at least two multi-fiber ferrules. Certain types of connectors include a connector body defining a side opening that extends along a length of the connector body; and a cover that mounts over the side opening. The fiber optic connector is hardened so that the fiber optic connector can ruggedizedly connect to a hardened fiber optic adapter arrangement. | 01-07-2016 |
| 20160011379 | Fibre Stub Device and Method Using Butt Coupling for Receptacled Photonic Devices | 01-14-2016 |
| 20160018605 | FIBER OPTIC CONNECTOR AND FIBER OPTIC CABLE ASSEMBLY WITH FIBER OPTIC CABLE ANCHORED TO BOOT OF FIBER OPTIC CONNECTOR - A fiber optic connector and cable assembly is disclosed. The assembly includes a fiber optic connector and a fiber optic cable. The fiber optic cable can be coupled to the assembly at a demarcation section. All components of the fiber optic cable (e.g., fiber, strength members, jacket, etc.) are fixed relative to each other and relative to the fiber optic connector at the demarcation section. The demarcation section may be located on a boot mounted at a proximal end of the fiber optic connector. For example, the demarcation section may be located at a proximal end of the boot. | 01-21-2016 |
| 20160025936 | OPTICAL FIBER CONNECTOR - An optical fiber connector includes a fiber fixing unit configured for holding the optical fiber, a ferrule configured for receiving an end of the optical fiber, and a housing receiving and connected to the fiber fixing unit and the ferrule. The housing includes side walls, the side walls cooperatively form an end surface adjacent to the fiber fixing unit, the side walls define two opposite releasing slots, the releasing slots penetrate through the side walls along a direction parallel to the end surface and are open at the end surface. | 01-28-2016 |
| 20160041342 | RUGGEDIZED FIBER OPTIC/ELECTRICAL CONNECTION SYSTEM - A fiber optic and electrical connection system includes a fiber optic cable, a ruggedized fiber optic connector, a ruggedized fiber optic adapter, and a fiber optic enclosure. The cable includes one or more electrically conducting strength members. The connector, the adapter, and the enclosure each have one or more electrical conductors. The cable is terminated by the connector with the conductors of the connector in electrical communication with the strength members. The conductors of the connector electrically contact the conductors of the adapter when the connector and the adapter are mechanically connected. And, the conductors of the adapter electrically contact the conductors of the enclosure when the adapter is mounted on the enclosure. | 02-11-2016 |
| 20160041343 | MULTI-CHANNEL OPTICAL TRANSCEIVER MODULE INCLUDING DUAL FIBER TYPE DIRECT LINK ADAPTER FOR OPTICALLY COUPLING OPTICAL SUBASSEMBLIES IN THE TRANSCEIVER MODULE - A multi-channel optical transceiver includes a multi-channel transmitter optical subassembly (TOSA), a multi-channel receiver optical subassembly (ROSA), and a dual fiber type direct link adapter directly linked to the multi-channel TOSA and the multi-channel ROSA with optical fibers. The dual fiber type direct link adapter is also configured to receive pluggable optical connectors, such as LC connectors, mounted at the end of fiber-optic cables including optical fibers for carrying optical signals to and from the transceiver. The dual fiber type direct link adapter thus provides the optical input and output to the transceiver for the optical signals received by the ROSA and transmitted by the TOSA. The multi-channel optical transceiver may be used in a wavelength division multiplexed (WDM) optical system, for example, in an optical line terminal (OLT) in a WDM passive optical network (PON). | 02-11-2016 |
| 20160041344 | Multi-Fiber Optical Connector with Integrated Dust Shield - The present invention is a multi-fiber optical connector apparatus and method of fabrication. The fibers are precisely aligned by means of holes etched or machined into a substrate. The fibers are centered in the holes by means of a plurality of flexible fingers at the exit end of the holes. Alignment between fiber arrays is achieved by means of guide pins inserted into the substrate and engaging with matching holes in the mating connector. The fibers may be terminated at an angle and an anti-reflection coating applied to the termination in order to reduce back reflection. An expanded beam version of the connector includes a beam expansion section and micro lens array attached to the fiber array. An integrated, self-opening and sealing dust cap is used to prevent contamination of the multi-fiber ferrule. | 02-11-2016 |
| 20160041357 | TOOLING AND METHOD FOR MANUFACTURING A FIBER OPTIC ARRAY - A fixture ( | 02-11-2016 |
| 20160062052 | OPTICAL JUMPER - An optical jumper includes a fiber housing and two clamping arms. The fiber housing includes a top surface and a front surface connected to the top surface. The fiber housing defines a groove in the top surface and receiving channels in the bottom of the groove. The fiber housing defines through holes passing through the front surface. Each of the through holes is aligned with and communicated with a respective one of the receiving channels. The fiber housing defines a recess in the top surface. The recess is close to the front surface with respect to the groove. The recess is communicated with the receiving channels through the through holes. The two clamping arms are extending from the fiber housing in the same direction. | 03-03-2016 |
| 20160077288 | SELF-WRITABLE WAVEGUIDE FOR FIBER CONNECTORS AND RELATED METHODS - A splice with core-writing technology includes: (a) two fiber ends aligned and separated by a gap in a mechanical alignment system containing a polymerizable resin composition and photoinitiators; (b) the core bridge is written by launching UV or visible light through one or both fibers to be connected; and (c) the cladding is formed by flooding light or by thermal curing of polymerizable material to obtain the required refractive index contrast for waveguiding. The splice can be between two fibers, one of which is a connectorized stub. The fibers can be arranged in parallel or in optical alignment with a reflective device. | 03-17-2016 |
| 20160085037 | METHODS FOR FORMING CONNECTORIZED FIBER OPTIC CABLING - A connectorized fiber optic cabling assembly includes a loose tube fiber optic cable and a connector assembly. The cable has a termination end and includes: an optical fiber bundle including a plurality of optical fibers; at least one strength member; and a jacket surrounding the optical fiber bundle and the at least one strength member. The connector assembly includes a rigid portion and defines a fiber passage. The connector assembly is mounted on the termination end of the cable such that the optical fiber bundle extends through at least a portion of the fiber passage. The plurality of optical fibers of the optical fiber bundle have a ribbonized configuration in the rigid portion of the connector assembly and a loose, non-ribbonized configuration outside the rigid portion. The plurality of optical fibers undergo a transition from the ribbonized configuration to the loose, non-ribbonized configuration in the rigid portion of the connector assembly. According to some embodiments, the rigid portion of the connector assembly includes a rigid connector housing. | 03-24-2016 |
| 20160085045 | Pushable Multi-Fiber Connector - Multi-fiber, fiber optic cable assemblies may be configured so that the terminal ends of the cables have pre-assembled back-post assemblies that include pre-assembled ferrules, such as MPO ferrules that meet the requisite tolerances needed for fiber optic transmissions. To protect the pre-assembled components from damage prior to and during installation, pre-assembled components may be enclosed within a protective housing. The housing with pre-assembled components may be of a size smaller than fully assembled connectors so as to be sized to fit through a conduit. The remaining connector housing components for the multi-fiber connectors may be provided separately and may be configured to be attached to the back-post assembly after installation of the cable. | 03-24-2016 |
| 20160091670 | CLIP, OPTICAL MODULE, AND OPTICAL CONNECTOR - A clip for keeping a first ferrule and a second ferrule in contact with each other includes a base member, one or more spring sections formed at the base member and configured to apply an elastic force to the first ferrule in a contact direction in which the first ferrule and the second ferrule come in contact with each other, and one or more engaging sections formed at the base member and configured to have higher rigidity in the contact direction than in other directions, wherein the engaging sections are configured to engage with the second ferrule. | 03-31-2016 |
| 20160103284 | Enhanced EMI Protection for a Connector System - To increase the protection of a fiber optic connector system from EMI, apertures in the system must be as small as possible. To reduce the size of apertures in the system, the openings are minimized by using electrically conductive fiber optic connector parts, including a connector housing, a fiber optic ferrule disposed within the electrically conductive connector housing, and an electrically conductive heat-shrink attachment securable to the connector housing. An electrically conductive heat shrink may be attached to the heat-shrink attachment to provide more protection. | 04-14-2016 |
| 20160116683 | CATHETER FOR OPTICAL COHERENCE TOMOGRAPH, AND CATHETER PRODUCTION METHOD - An OCT catheter and a method for manufacturing the OCT catheter, with which the operation time, manufacturing cost, and the risk of breakage of a spliced portion between a short-length fiber and an optical fiber contained in an interior member can be reduced, are provided. An OCT catheter includes an interior member that contains an optical fiber and that is to be inserted into a body, a metal tube that guides the interior member, and an optical connector. The optical connector includes a ferrule assembly including a short-length fiber and a ferrule fixed to one end of the short-length fiber, and is connectable to a rotary joint of an OCT system. The other end of the short-length fiber and one end of the optical fiber contained in the interior member are fusion-spliced together to form a spliced portion. The spliced portion is disposed in the metal tube. | 04-28-2016 |
| 20160116684 | UNIVERSAL OPTICAL FIBER CONNECTOR - The present invention relates to a universal optical fiber connector including a hot-melt end connector assembly, a heat-shrinkable sleeve and a protective shell for the heat-shrinkable sleeve. The assembly further comprises the main body of the hot-melt end, and a ceramic ferrule, a wedge for the ceramic ferrule and a pre-embedded optical fiber passing through the main body. The tail end of the protective shell for the heat-shrinkable sleeve is connected with an optical fiber locking device for the locking of the optical fiber; the locking device and the protective shell for the heat-shrinkable sleeve are separately configured. The present invention is applicable to optical fibers of different sizes and can improve the tensile properties of the optical fiber connector, and the protective shell for the heat-shrinkable sleeve can be volume-produced with the same mould instead of being produced independently for each type, so as to improve the production efficiency. | 04-28-2016 |
| 20160124161 | FIBER OPTIC CONNECTOR HOLDER AND METHOD - A fiber optic connector holder is sized to fit within an opening for mounting a fiber optic adapter. The fiber optic connector holder is configured to permit a fiber optic connector with a dust cap positioned about a ferrule and a polished end face of an optical fiber held by the ferrule to be inserted within and releasably held by the connector holder. A system for holding fiber optic connectors includes a fiber optic connector holder mounted within an opening in a bulkhead for mounting a fiber optic adapter. The fiber optic connector holder is configured to receive a fiber optic connector with a dust cap mounted about a ferrule and polished end face of an optical fiber held by the ferrule. An optical fiber connector may be held to a bulkhead when the fiber optic connector includes a dust cap mounted about a ferrule and a polished end face of an optical fiber held by the ferrule. | 05-05-2016 |
| 20160124173 | TELECOMMUNICATIONS CONNECTION DEVICE - The present disclosure relates to a telecommunications connection device. The device including a housing, a plurality of single-fiber connectorized pigtails that extend outwardly from the housing and a multi-fiber connectorized pigtail that extends outwardly from the housing. The multi-fiber connectorized pigtail can be optically coupled with the single fiber connectorized pigtails. The device can include optical fibers routed from the multi-fiber connectorized pigtail through the housing to the single-fiber connectorized pigtails. The single-fiber connectorized pigtails can be more flexible than the multi-fiber connectorized pigtail. | 05-05-2016 |
| 20160131851 | FIBER OPTIC CONNECTOR - A fiber optic connector includes a ferrule assembly having a ferrule extending along a longitudinal axis and a ferrule holder from which the ferrule extends. The ferrule holder has an outer surface with a first keying feature. The fiber optic connector also includes a housing in which the ferrule holder is received. The housing has an inner surface with a second keying feature that cooperates with the first keying feature to limit rotation of the ferrule holder about the longitudinal axis. The ferrule holder is movable relative to the housing along the longitudinal axis between an unmated position and a mated position. A minimum clearance between the first keying feature and second keying feature is greater in the mated position than in the unmated position. | 05-12-2016 |
| 20160131852 | FIBER OPTIC CONNECTOR - A fiber optic connector includes a ferrule assembly having a ferrule extending along a longitudinal axis and a ferrule holder from which the ferrule extends. The ferrule holder has an outer surface with a first keying feature. The fiber optic connector also includes a housing in which the ferrule holder is received. The housing has an inner surface with a second keying feature that cooperates with the first keying feature to limit rotation of the ferrule holder about the longitudinal axis. Additionally, the housing has a substantially rectangular profile in a plane perpendicular to the longitudinal axis. The second keying feature is located in a corner region of the substantially rectangular profile. | 05-12-2016 |
| 20160131853 | Tuned Fiber Optic Connectors - A method of tuning a fiber optic connector includes: assembling the fiber optic connector to a partially assembled state; tuning the fiber optic connector in the partially assembled state; assembling the fiber optic connector to an assembled state; and tuning the fiber optic connector in the assembled state. | 05-12-2016 |
| 20160131857 | CONNECTOR FOR TELECOMMUNICATION ENCLOSURE - An optical fiber connector for external connection to a telecommunications enclosure is described herein. The optical fiber connector has an assembly base having a first end and a second end, an optical connection portion disposed partially within the first end of the assembly base and a strain relief assembly disposed on the second end of the assembly base. The assembly base includes a body portion and a release portion which defines a release mechanism that causes the release portion to move relative to the body portion. The release portion includes at least one cam that is configured to release or disengage the at least one latch element when the release portion moves with respect to the body portion so that the optical fiber connector can be removed from the port of the telecommunication enclosure. | 05-12-2016 |
| 20160131858 | MANAGED FIBER CONNECTIVITY SYSTEMS - A communications connection system includes a fiber optic connector including a storage device having memory configured to store physical layer information. The storage device also includes at least one contact member that is electrically connected to the memory. Certain types of fiber optic connectors have the storage device mounted to a key of the fiber optic connector. Certain types of fiber optic connectors have the storage device mounted in a cavity defined in the fiber optic connector. | 05-12-2016 |
| 20160139343 | FIBER OPTIC CONNECTOR SUB-ASSEMBLIES HAVING A FRONT-LOADING LOCKING FERRULE HOLDER AND RELATED FIBER OPTIC COMPONENTS, DEVICES AND METHODS - A fiber optic connector inner housing employing a front-loading retention feature for receiving and retaining a ferrule holder, and related fiber optic connectors, cables, and methods are disclosed. In one example, the inner housing has an opening extending therethrough and at least one bayonet locking mechanism that includes an insertion slot, a rotation slot, and a retention slot disposed in an interior surface of the opening. A ferrule holder having a key portion is inserted into the opening such that the key portion is received by the insertion slot. The ferrule holder is next rotated in the rotation slot and released such that a bias member within the inner housing moves the key portion of the ferrule holder into the retention slot, thereby retaining the ferrule holder in the inner housing and preventing accidental removal of the ferrule holder from the inner housing. | 05-19-2016 |
| 20160139344 | FIBER OPTIC CONNECTOR WITH FRONT-LOADING FERRULE HOLDER - A fiber optic connector comprises a ferrule extending along a longitudinal axis, a ferrule holder having a body in which the ferrule is received and at least one arm extending from the body, and a housing having a passage in which the ferrule holder is received. The passage is shaped to accommodate insertion of the ferrule holder from a front end of the housing, and the housing further includes at least one retention member that cooperates with the at least one arm to retain the ferrule holder in the housing. The at least one arm is configured to flex toward and away from an outer surface of the body to provide a snap-fit coupling between the ferrule holder and housing. | 05-19-2016 |
| 20160139347 | MANAGED FIBER CONNECTIVITY SYSTEMS - A communications connection system includes an SC fiber optic connector including a storage device having memory configured to store physical layer information. The storage device also includes at least one contact member that is electrically connected to the memory. The communications connection system also includes a fiber optic adapter module having one or more media reading interfaces. Each media reading interface is configured to read physical layer information stored on one of the fiber optic connectors received at the adapter module. Certain types of media reading interfaces extend between an internal passage of the adapter module and an external surface of the adapter module. | 05-19-2016 |
| 20160139348 | Improvements in the Interconnection Systems Between Signal Switching Circuit Boards - An optical interconnection assembly for the mutual connection of a plurality of signal switching circuit boards that may be coupled to a common planar support, backplane, includes a planar support frame, adapted to receive an ordered arrangement of connectors, which includes a series of first connectors arranged to face corresponding signal transmission ports of said boards, and a series of second connectors arranged to face corresponding signal reception ports of the boards. The support frame is adapted to guide the deployment of an interconnection circuit between corresponding pairs of first and second connectors. The interconnection circuit includes a plurality of arrangements of aggregated interconnection optical fibers extending along a longitudinal axis of the arrangement; and controlled deformation guide formations of the optical fiber arrangements, arranged to establish a plurality of non-intersecting coplanar paths of the optical fiber arrangements between corresponding pairs of first and second connectors. | 05-19-2016 |
| 20160147022 | OPTICAL FIBER CONNECTOR REINFORCED FOR PREVENTING LIGHT LOSS - Disclosed is an optical connector fastened to an adapter which is reinforced by securing a buffering space to make the optical connector moveable so as not to generate a light loss even when receiving an external force so that the optical connector is not easily detached from the adapter compared to a conventional one. The optical fiber connector includes: a boot with a connection hole for supporting the optical fiber; and a ferrule part connected to the connection hole of the boot for resiliently supporting a ferrule connected to the optical fiber, the ferrule part being separated from the boot when receiving an external force, wherein the ferrule part is provided with a protuberance for fastening to the connection hole of the boot, and the protuberance is formed smaller than the length of the inner peripheral surface of the connection hole so as to be moved in the connection hole. | 05-26-2016 |
| 20160147023 | FIBER OPTIC CONNECTORS AND SUB-ASSEMBLIES WITH STRENGTH MEMBER RETENTION - The disclosure relates to a fiber optic connectors and sub-assemblies having a retention body for connectorizing a fiber optic cable along with fiber optic connectors and methods therefor. In one embodiment, the sub-assembly comprises a cable lock comprises a cable channel for receiving a fiber optic cable therethrough, and at least one strength member engagement surface. The retention body comprises an optical fiber channel for receiving an end portion of at least one optical fiber of the fiber optic cable therethrough, and at least one strength member engagement surface. The strength member engagement surfaces of the cable lock and the retention body are configured to cooperate with each other to receive and retain at least one strength member of the fiber optic cable. Other fiber optic connector sub-assemblies are also disclosed. | 05-26-2016 |
| 20160154184 | CONNECTOR FOR TELECOMMUNICATION ENCLOSURES | 06-02-2016 |
| 20160154186 | FIBER OPTIC DROP CABLES AND PRECONNECTORIZED ASSEMBLIES HAVING TONING PORTIONS | 06-02-2016 |
| 20160154187 | OPTICAL RECEPTACLE | 06-02-2016 |
| 20160170154 | MULTI-FIBER FIBER OPTIC CONNECTOR | 06-16-2016 |
| 20160178853 | FERRULE FOR OPTICAL FIBER CONNECTOR HAVING A COMPLIANT STRUCTURE FOR CLAMPING ALIGNMENT PINS | 06-23-2016 |
| 20160178854 | CONNECTOR FOR MULTIPLE CORE OPTICAL FIBER | 06-23-2016 |
| 20160178858 | FIBER OPTIC CONNECTOR HAVING RADIO FREQUENCY IDENTIFICATION TAG | 06-23-2016 |
| 20160187590 | RUGGEDIZED FIBER OPTIC CONNECTOR - The present disclosure relates to a fiber optic connector that includes a main outer housing, an inner housing that mounts within the main outer housing and a plug interface housing secured at the distal end of the inner housing. The fiber optic connector also includes a ferrule assembly mounted at least partially within the plug interface housing, a spring for biasing the ferrule assembly in a distal direction and a resilient cable seal that mounts within the main outer housing. | 06-30-2016 |
| 20160202431 | OPTICAL FIBER CONNECTOR | 07-14-2016 |
| 20160252683 | MULTI-CORE OPTICAL FIBER AND METHOD FOR MANUFACTURING MULTI-CORE OPTICAL FIBER CONNECTOR | 09-01-2016 |
| 20170235062 | CONNECTOR FOR MULTIPLE CORE OPTICAL FIBER | 08-17-2017 |
| 20170235063 | STRAIN RELIEF BOOT AND FIBER OPTIC CABLE ASSEMBLY INCLUDING THE SAME | 08-17-2017 |
| 20170235064 | OPTICAL FIBER CONNECTOR ASSEMBLY | 08-17-2017 |
| 20170235065 | DUST CAPS HAVING CODING SYSTEM FOR FACILITATING INSTALLING A FIBER OPTIC NETWORK | 08-17-2017 |
| 20170235073 | FIBER OPTIC CASSETTE, SYSTEM, AND METHOD | 08-17-2017 |
| 20180024294 | SYSTEM AND METHOD FOR PROTECTING OPTICAL FIBRE SPLICE | 01-25-2018 |
| 20220137314 | KEYING FOR CONNECTOR SYSTEMS - Keying may be used to indicate various features of cables, cable connectors, and/or equipment. The keying mechanisms of the connectors systems disclosed herein identifies whether each plug is a pinned plug or a pinless plug. The keying mechanisms disclosed herein identify the number of optical fibers terminated at each plug. For example, one type of keying mechanism may indicate a cable plug manufactured under a 40 Gb/sec standard and another type of keying mechanism may indicate a cable plug manufactured under a 100 Gb/sec standard. The keying mechanisms may indicate a cabling/wiring pattern to be used (e.g., indicates a polarity of the cable). The cables and/or plugs may be color coded based on the keying mechanism. Accordingly, the keying may alert a user to the features of the cable that are not readily apparent upon a cursory inspection. | 05-05-2022 |
