Patent application number | Description | Published |
20120063732 | OPTICAL CABLE AND OPTICAL CABLE SYSTEM - Embodiments of the present disclosure disclose an optical cable and an optical cable system, where the optical cable includes an SZ-shaped optical cable skeleton and a plurality of optical fiber units. Skeleton slots is recessed in a periphery of the optical cable skeleton, and the plurality of optical fiber units is grouped and respectively disposed in the corresponding skeleton slots, thereby having the advantages of being easy to strip and draw, high reliability, and long lifetime. Moreover, the optical fiber does not need to be connected when being diverged on floors during installation, thereby reducing the fusion splicing/termination connection time, simplifying the optical cable wiring, greatly reducing deployment cost of an Optical Distribution Network (ODN), and speeding up the scale deployment of the FTTX ODN; in addition, interference among the optical fibers is avoided when the optical fibers are drawn, thereby increasing reliability of the optical fibers after installation. | 03-15-2012 |
20130004126 | PREFABRICATED DISTRIBUTION OPTICAL CABLE AND METHOD FOR FABRICATING THE SAME - A prefabricated distribution optical cable includes a distribution optical cable, that includes at least one optical cable subunit, where the number of fibers of each optical cable subunit is equal to the number of fibers needing to branch off; a branch optical cable, being an optical cable subunit of a specific length branching off from the distribution optical cable; a branch protecting unit, configured to fasten a branch point of the distribution optical cable and the branch optical cable and provide sealing protection for the branch point; and a connector unit, configured to terminate the branch optical cable. | 01-03-2013 |
20130209051 | PREFABRICATED OPTICAL FIBER CABLE DISTRIBUTION ASSEMBLY AND OPTICAL DISTRIBUTION NETWORK SYSTEM - The present invention provides an assembly which includes an adapter, an adapter mounting bracket, and sealing elements, where: a mounting position is arranged on the adapter mounting bracket, the adapter is arranged in the mounting position, and two ends of the adapter are each provided with a socket, through which a prefabricated connector of a distribution optical cable and a prefabricated connector of a drop cable are capable of being inserted into the adapter for connection; and the sealing elements are arranged at the sockets at the two ends of the adapter and cooperate with prefabricated connectors inserted into the sockets of the adapter to provide sealing protection for the sockets of the adapter. The fiber distribution assembly has a simple structure and is used conveniently, and can improve the efficiency of fiber distribution operations and convenience of subsequent maintenance and replacement. | 08-15-2013 |
20150260924 | Optical Fiber Connector, Optical Fiber Adaptor and Optical Fiber Connector Assembly - Embodiments of the present invention provide an optical fiber connector assembly, an optical fiber adapter, and an optical fiber connector to solve the problem of inconvenience in use caused by using a thread-locking manner in the prior art. The optical fiber connector, optical fiber adapter and optical fiber connector assembly provided in the present invention may be used as an outdoor connector to achieve plug and play. The optical fiber connector supports blind-mate, and the operation is convenient. Time taken to install and disassemble the optical fiber connector provided in the present invention is only one-fifth of the time taken to install and disassemble a common thread connector. | 09-17-2015 |
20150260926 | Optical Fiber Joint, Optical Fiber Adapter and Optical Fiber Connector - An optical fiber joint includes: an optical fiber extending out of the optical cable is held in the cavity, one end of the inner sleeve element is fixed at the optical cable, and a sleeve is placed at the other end; and an outer sleeve element, the outer sleeve element is sleeved onto an outer side of the inner sleeve element; the sleeve of the inner sleeve element at least partially protrudes out of the outer sleeve element, a tail end of the sleeve protruding out of the outer sleeve element has an opening, so that the tail end of the sleeve forms a C-shaped section. Based on the foregoing technical solutions, the optical fiber connector according to the embodiments of the present disclosure is seamlessly connected to a C-shaped slot of an optical fiber adapter by using the sleeve having the C-shaped opening of the optical fiber joint. | 09-17-2015 |
Patent application number | Description | Published |
20110038181 | RESONANT CONVERTER HAVING OVER-CURRENT PROTECTION APPARATUS AND CONTROLLING METHOD THEREOF - The configurations of a DC/DC resonant converter and a controlling method thereof are provided. The proposed converter includes an over-current protection apparatus including a first switch element having a first and a second terminals, and a first voltage element having a negative terminal coupled to a positive terminal of a DC input voltage source and a positive terminal coupled to the second terminal of the first switch element. | 02-17-2011 |
20120268976 | THREE-PHASE RECTIFIER CIRCUIT - In one aspect of the invention, a three-phase rectifier circuit having three input terminals and two output terminals includes a three-phase diode bridge, three switching circuits, and a voltage source. The three-phase diode bridge has three pairs of first diodes electrically parallel-connected to the two output terminals. Each pair of first diodes has two first diodes series-connected defining a first node therebetween, and electrically connected to a corresponding input terminal at the first node. Each switching circuit has a first terminal, a second terminal and a plurality of switches electrically series-connected between the first and second terminals. The first and second terminals are respectively electrically connected to a second node and a third node, respectively between the first node and the two first diodes of the corresponding pair of first diodes. The voltage source is electrically parallel-connected between the two output terminals and electrically connected to each switching circuit. | 10-25-2012 |
20150116173 | ELECTROMAGNETIC DIPOLE ANTENNA - An electromagnetic dipole antenna designed in the present invention includes an antenna radiating unit and a metal ground, where the antenna radiating unit mainly includes vertical electric dipole and horizontal magnetic dipole, where the vertical electric dipole and the horizontal magnetic dipole jointly form an electromagnetic coupling structure. The antenna has advantages of small size, low profile, and the like. | 04-30-2015 |
Patent application number | Description | Published |
20100209049 | IMAGE PROFILE ANALYSIS (IPA) METHOD FOR PM FIBER ALIGNMENT - A method of aligning a polarization-maintaining optical fiber by image profile analysis is provided. The method of aligning a polarization-maintaining optical fiber may include analyzing the polarization-maintaining optical fiber by illuminating a side of the optical fiber; rotating the optical fiber at incremental rotation angles; obtaining an image profile of the optical fiber at each rotation angle such that a focal plane of the image profile is positioned within the optical fiber; measuring an image parameter at each rotation angle based on the respective image profile; and constructing a measured image parameter profile of the optical fiber as a function of rotation angle based on the measured image parameters. The method may also include constructing an approximated image parameter profile of the optical fiber as a function of rotation angle by curve-fitting a mathematical function to the measured image parameter profile. | 08-19-2010 |
20110064366 | AUTOMATIC ALIGNMENT FOR SPLICING OF NON-CIRCULAR FIBER - A method of aligning a non-circular fiber with another component is provided. A method of aligning a first D-fiber with a second D-fiber includes rotating the first D-fiber; obtaining a first image profile of an end of the first D-fiber; using the first image profile to measure a diameter of a cladding of the first D-fiber along a first direction; and repeating these operations until a minimum diameter of the cladding of the first D-fiber is aligned along the first direction. The method also includes rotating the second D-fiber; obtaining a second image profile of an end of the second D-fiber; using the second image profile to measure a diameter of a cladding of the second D-fiber along the first direction; and repeating these operations until a minimum diameter of the cladding of the second D-fiber is aligned along the first direction. | 03-17-2011 |
20110146071 | THERMAL ROUNDING SHAPED OPTICAL FIBER FOR CLEAVING AND SPLICING - A method of thermally rounding a section of a non-circular optical fiber is provided. The method includes heating the section of the optical fiber with a sweeping motion along a direction substantially parallel to an optical axis of the optical fiber by at least one of moving the optical fiber with respect to a heat source and moving the heat source with respect to the optical fiber, such that a cross-section of an inner cladding of the section of the optical fiber becomes substantially circular. | 06-23-2011 |
20150192738 | OPTICAL FIBER PROCESSING SYSTEM USING A CO2 LASER - An apparatus for splicing, tapering and heat processing optical fibers is disclosed. The apparatus may include a laser configured to irradiate a portion of one or more optical fibers by at least two laser beams. The beams may be configured to irradiate different areas of the exterior surface of the fiber portion such as to increase the uniformity of heating distribution over the exterior surface of a portion of the optical fiber. In a configuration using two beams to irradiate the fiber portion the angle between the beams may be the closest angle to 180 degrees for which coupling between the first beam and the second beam is avoided. The apparatus may include three or more beams distributed around the optical fiber such as to irradiate the fiber portion uniformly and provide uniform heating of the fiber. | 07-09-2015 |
20150286000 | MAKING FIBER AXICON TAPERS FOR FUSION SPLICERS - A method of manufacturing a fiber axicon taper includes, aligning a fiber, splicing the fiber, pulling the fiber, necking the fiber, breaking the fiber, and rounding the edges of the fiber axicon taper. | 10-08-2015 |