24th week of 2013 patent applcation highlights part 35 |
Patent application number | Title | Published |
20130148917 | Seismic Isolation Bearing - A seismic isolation bearing has a lower plate and an upper plate separated by a slider. The lower plate has an upward facing concave surface. The upper plate has a downward facing concave surface. The slider includes a first member and a second member separated by a shock absorbing pad. The first member has an upper convex surface that slides along the concave surface of the upper plate. The second member has a lower convex surface that slides along the concave surface of the lower plate. In the event of an earthquake, the lower plate and the upper plate are intended to move relative to each other via the slider to dissipate the horizontal seismic energy. In addition, the shock absorbing pad can deform to absorb the vertical seismic energy. Thus, the seismic isolation bearing can increase its ability to isolate seismic energy. | 2013-06-13 |
20130148918 | METHOD MANUFACTURING OF FLUID DYNAMIC BEARING USING CUTTING TOOL THAT PERFORMS MICRO ALTERNATING DRIVE, FLUID DYNAMIC BEARING MANUFACTURED BY USING THE METHOD, AND DISK DRIVE DEVICE USING THE BEARING - A method manufacturing of a fluid dynamic bearing includes: forming a substantially linear groove having a length corresponding to a circumferential direction width of the dynamic pressure groove formed on the inner circumferential surface of a shaft housing hole portion, along the circumferential direction of a surface orthogonal to a first processing direction along the central axis direction of a work, by a byte that performs a micro alternating drive in a second processing direction orthogonal to the first processing direction; and extending the dynamic pressure groove that extends in the first processing direction by continuously forming the substantially linear grooves in the first processing direction by displacing the relative positions of the work and the byte in the first processing direction. | 2013-06-13 |
20130148919 | ROLLING BEARING AND MANUFACTURING METHOD THEREOF - The present invention provides a rolling bearing which is excellent in strength, rigidity, heat resistance, and dimensional accuracy while being able to hold rolling elements in a stable manner and reduce manufacturing cost without degrading performance as a bearing and a manufacturing method for the rolling bearing. To achieve the object, the present invention adopts a rolling bearing including a cage provided with a plurality of pockets for housing and hold the rolling elements arranged at specific intervals in a circumferential direction in a peripheral wall of a cylindrical member. The cage is formed integrally by metal powder injection molding; and the cage includes a housing space for the rolling elements and a rolling-element fall-out prevention structure is formed by applying compressive working to an outer edge of the housing space in a direction from an outer circumferential surface toward a radial center of the cage. | 2013-06-13 |
20130148920 | OPTICAL PHASE MODULATOR - An optical phase modulator having a reduced time drift of an electro-optical response is disclosed. An optical waveguide exhibiting the electro-optic effect includes two serially coupled portions having opposite time drifts of magnitudes of their respective electro-optical responses. As a result, a time drift of an overall electro-optical response of the optical phase modulator is lessened. | 2013-06-13 |
20130148921 | Electro-optical phase modulator - The invention relates to an electro-optical phase modulator with a plurality of elements arranged between two substrates, which are produced from an optically isotropic material which becomes optically anisotropic when an electrical field is applied, wherein for each of the elements respectively one electrode is arranged on both substrates and the electrodes can be individually controlled at least on one of the substrates. | 2013-06-13 |
20130148922 | Optical Module Manufacturing Method and Optical Module - An optical module manufacturing method includes: forming a first waveguide layer and a second waveguide layer on a first substrate and a second substrate respectively, or forming a first waveguide layer and a second waveguide layer on a first surface of a first substrate and a second surface of the first substrate respectively; disposing the first substrate on the second substrate; disposing a filter at an end of the first waveguide layer and the second waveguide layer, so that the filter is aligned with the second waveguide layer; and disposing a prism on the filter, so that a first reflective surface of the prism is aligned with the first waveguide layer, and a second reflective surface is aligned with the second waveguide layer. Embodiments of the present application further disclose an optical module. | 2013-06-13 |
20130148923 | BIDIRECTIONAL WAVELENGTH CROSS CONNECT ARCHITECTURES USING WAVELENGTH ROUTING ELEMENTS - Bidirectional wavelength cross connects include a plurality of ports, each configured to receive an input optical signals, each input optical signal having a plurality of spectral bands. At least one of the plurality of ports is disposed to simultaneously transmit an output optical signal having at least one of the spectral bands. A plurality of wavelength routing elements are configured to selectively route input optical signal spectral bands to output optical signals. | 2013-06-13 |
20130148924 | LIGHT GUIDE DEVICE AND MANUFACTURING METHOD THEREOF - A light guide device includes a light guide plate, a diffusion layer, and a brightening layer. The light guide plate includes a first surface, a second surface opposite to the first surface, and diffusion pots positioned on the first surface. The diffusion layer is adhered to the second surface of the light guide plate, and includes transparent adhesive and diffusion particles scattered in the transparent adhesive. The brightening layer is adhered to the diffusion layer, and includes a micro structure formed on a surface of the brightening layer facing away from the diffusion layer. The micro structure includes a number of cutouts. A manufacturing method for the light guide device is also provided. | 2013-06-13 |
20130148925 | VARYING BEAM PARAMETER PRODUCT OF A LASER BEAM - An optical delivery waveguide for a material laser processing system includes a small lens at an output end of the delivery waveguide, transforming laser beam divergence inside the waveguide into a spot size after the lens. By varying the input convergence angle and/or launch angle of the laser beam launched into the waveguide, the output spot size can be continuously varied, thus enabling a continuous and real-time laser spot size adjustment on the workpiece, without having to replace the delivery waveguide or a process head. A divergence of the laser beam can also be adjusted dynamically and in concert with the spot size. | 2013-06-13 |
20130148926 | Optical Star Coupler for Plastic Optical Fibers - A method and apparatus for assembling an optical coupler system. A first plurality of optical fibers is connected to a first receptacle using an alignment system to align the first plurality of optical fibers in the first receptacle. A second plurality of optical fibers is connected to a second receptacle using the alignment system to align the second plurality of optical fibers in the second receptacle. The first receptacle is connected to a star coupler. The first plurality of optical fibers is optically connected to a mixing channel in the star coupler. The second receptacle is connected to the star coupler. The second plurality of optical fibers is optically connected to the mixing channel in the star coupler. | 2013-06-13 |
20130148927 | OPTICAL CONNECTOR ASSEMBLY - An optical connector for reducing attenuation in a cable assembly. A support within the connector precludes bending of exposed fiber within the connector that might otherwise occur when the cable assembly is exposed to environmental conditions involving cyclic temperatures. In some embodiments, optical connector assemblies include an optical fiber jacket surrounding a plurality of optical fibers and a support member adjacent to the jacket. The support member includes channels for receiving regions of the optical fibers that are exposed exterior to the optical fiber jacket. The channels of the support member serve to prevent severe bending of the optical fibers which otherwise would give rise to significant signal attenuation. For multi-fiber optical connector assemblies described herein, even during harsh environmental conditions, the signal loss in the optical fibers may be less than about 0.5 dB. The support may be formed as an extension of a ferrule holder. | 2013-06-13 |
20130148928 | WATERPROOF OPTICAL FIBER CONNECTOR AND OUTDOOR COMMUNICATION DEVICE - A waterproof optical fibre connector includes a flange and a terminal connector. The terminal connector includes an outer casing, an inner casing, an optical fibre and a connecting component coupled with the fibre. The inner casing is tubular for housing the fibre and the connecting component. The outer casing is tubular for housing the inner casing. The inner casing includes a body and a waterproof clip connected to a back end of the body. The fibre passes through the clip. The tail of the inner wall of the outer casing tapers from the front to the back, pressing the clip inwards such that the clip and the fibre are fixed together. At least one first protrusion is provided on the inner surface of the front end of the sleeve of the flange, and the front end of the body of the inner casing bears against the first protrusion. | 2013-06-13 |
20130148929 | PLUGGABLE APPARATUS - A pluggable apparatus is provided in the present invention. The pluggable apparatus includes one base, one pull tab, at least one elastic piece, two sliding plates, and one front cover. The pull tab includes two rotary shafts arranged symmetrically and is rotatably arranged at one end of the base through the rotary shafts. The at least one elastic piece includes one first elastic arm and one second elastic arm. The at least one elastic piece is arranged on one of the rotary shafts of the pull tab and is held against the pull tab through the first elastic arm. The two sliding plates are slidably arranged on two sides of the base and are connected to the pull tab. The front cover is arranged on the base and is held against the second elastic arm of the elastic piece. | 2013-06-13 |
20130148930 | OPTICAL UNIVERSAL SERIAL BUS (USB) - Embodiments of the invention are directed to an optical USB (OUSB) to enhance the data rate of USB by adding super-high data rate (e.g. 10 Gbps) optical communication on top of its current specification so that backward compatibility is achievable. Mechanical tolerances may be achieved by using embedded lenses to expand a beam emerging from the connector prior to entering its mating connector and using an identical lens in the mating connector to collimate the beam back onto a fiber. | 2013-06-13 |
20130148931 | OPTICAL MODULE MOUNTING UNIT AND OPTICAL MODULE - An optical module includes a module housing body including an electrical connection section for electrically connecting the electronic substrate and the optical module to each other and a housing section for housing the optical module, where the module housing body is mounted on the electronic substrate in such a manner that an electrical connection terminal of the electronic substrate and the electrical connection section is connected to each other and a fixing member for maintaining a state in which an electrical connection terminal of the optical module has contact with the electrical connection section in the module housing body. The optical module is housed in the housing section and is fixed in a removable manner by the fixing member, and the optical waveguide and the optical element are configured to be optically coupled to each other in a state in which the optical module is fixed. | 2013-06-13 |
20130148932 | COLD TEMPERATURE-RESISTANT CHLOROPRENE CASING MIXTURE - A casing mixture for a cable is provided having chloroprene with fillers and additives, particularly processing aids and softeners, as well as a cross-linking system, adhesion promoters, stabilizers, anti-aging agents, optionally coloring agents, which results after cross-linking in cold resistant and cold elastic vulcanizates which are suitable for extra heavy duty applications, for example, according to CSA Standard C22.2 No. 96-09 for moving lines for energy supply. | 2013-06-13 |
20130148933 | OPTICAL IMAGING PROBE - This document discusses, among other things, a connector for an optical imaging probe that includes one or more optical fibers communicating light along the catheter. The device may use multiple sections for simpler manufacturing and ease of assembly during a medical procedure. Light energy to and from a distal minimally-invasive portion of the probe is coupled by the connector to external diagnostic or analytical instrumentation through an external instrumentation lead. Certain examples provide a self-aligning two-section optical catheter with beveled ends, which is formed by separating an optical cable assembly. Techniques for improving light coupling include using a lens between instrumentation lead and probe portions. Techniques for improving the mechanical alignment of a multi-optical fiber catheter include using a stop or a guide. | 2013-06-13 |
20130148934 | OPTICAL FIBER, OPTICAL TRANSMISSION SYSTEM, AND METHOD OF MAKING OPTICAL FIBER - Provided is an inexpensive low-loss optical fiber suitably used in an optical transmission network. An optical fiber includes a core, an optical cladding, and a jacket. The core has a relative refractive index difference between 0.2% and 0.32% and has a refractive index volume between 9%·μm | 2013-06-13 |
20130148935 | HIGH DENSITY AND BANDWIDTH FIBER OPTIC APPARATUSES AND RELATED EQUIPMENT AND METHODS - High-connection density and bandwidth fiber optic apparatuses and related equipment and methods are disclosed. In certain embodiments, fiber optic apparatuses are provided and comprise a chassis defining one or more U space fiber optic equipment units. At least one of the one or more U space fiber optic equipment units may be configured to support particular fiber optic connection densities and bandwidths in a given 1-U space. The fiber optic connection densities and bandwidths may be supported by one or more fiber optic components, including but not limited to fiber optic adapters and fiber optic connectors, including but not limited to simplex, duplex, and other multi-fiber fiber optic components. The fiber optic components may also be disposed in fiber optic modules, fiber optic patch panels, or other types of fiber optic equipment. | 2013-06-13 |
20130148936 | MODULAR OPTICAL FIBER CASSETTES - The present disclosure includes apparatus and methods for a modular optical fiber cassette. One embodiment includes a base housing configured to receive additional nested components and an adapter plate resiliently connected to the housing and comprising a plurality of optical fiber connectors. The adapter plate is releasable from the housing and providing access to both sides of the adapter plate. The cassette further includes a radius limiter nested with and resiliently connected to the base housing, a first expansion housing having an exterior contour substantially aligned with the base housing and configured to resiliently interlock with the base housing, and a cover resiliently connected to the expansion housing. | 2013-06-13 |
20130148937 | SYSTEMS AND METHODS FOR THE MANAGEMENT OF FIBER OPTIC CABLES - The present disclosure relates to a fiber optic retention device to properly accommodate for cable management arrangements and schemes in telecommunication infrastructures that are massive in scale and/or require subsequent adaptation of the infrastructures. One embodiment includes a C-shaped opening with a door that snap mounts to the body with two snaps and pivot posts. One embodiment includes a C-shaped opening with a door that snap mounts to the body and is retained by a living hinge on an opposite end. One embodiment includes a C-shaped opening with flexible fingers that retain the cables within the opening. One embodiment includes a C-shaped opening with a door which moves parallel to a front opening. The door includes an angled surface to allow cables pressed onto the angled surface to move the door against a biasing member. | 2013-06-13 |
20130148938 | METHOD FOR PLAY SYNCHRONIZATION AND DEVICE USING THE SAME - A method for play synchronization and a device using the same are provided. A first device stores time-based content play information. The first device plays content according to the time-based content play information. The first device transmits the time-based content play information to a second device so that the second device plays the content according to the time-based content play information. Accordingly, the content played by one device can be played by another device concurrently. | 2013-06-13 |
20130148939 | System and Method of Recording Media Content - A method includes receiving a data stream at a media device and extracting data from the data stream. The data corresponds to received media content. The method further includes storing the extracted data at a memory as stored media content and determining whether the stored media content corresponds to expected media content. The method also includes, in response to determining that the stored media content does not correspond to the expected media content, sending a content request to a server. The content request identifies a segment of the expected media content that does not correspond to the stored media content. | 2013-06-13 |
20130148940 | APPARATUS AND METHODS FOR ALTERING VIDEO PLAYBACK SPEED - Methods and apparatus that facilitate the relatively smooth playback of video at an altered playback speed. Video frames are scored and selected for removal (or duplication) to provide faster (or slower) playback speed based when the video is displayed at a predetermined frame rate. | 2013-06-13 |
20130148941 | RECORDING APPARATUS, RECORDING METHOD, REPRODUCING APPARATUS, REPRODUCING METHOD, PROGRAM, AND RECORDING/PRODUCING APPARATUS - A recording apparatus includes: a parallax detecting unit detecting a parallax between L and R images included in 3D contents to be recorded; and a recording control unit recording both of the L and R images at a first section at which the parallax between the L and R images is greater than a threshold value and recording one of the L and R images at a second section at which the parallax between the L and R images is less than the threshold value. | 2013-06-13 |
20130148942 | MEDICAL VIDEO COMMUNICATION SYSTEMS AND METHODS - A medical communication system includes a plurality of end-user audio/video recording and playback devices ( | 2013-06-13 |
20130148943 | Enabling/Disabling Display Data Channel Access to Enable/ Disable High-Bandwidth Digital Content Protection - A switcher device comprises a multiplexer coupled in-between at least one input and output cards. The multiplexer detects the presence of an event signal from an activated sink. In response to the detection of the event signal, a processor changes an address of an HDCP receiver from a first address to a second address for enabling the at least one source to authenticate with the input card and enabling the output card to authenticate with the at least one sink for security protocol encryption. In response to the non-detection of the event signal, the processor changes the address of an HDCP receiver from the second address to the first address for disabling the at least one source from initiating a first authentication with the input card, therefore the output card also does not attempt to initiate a second authentication with the at least one sink for security protocol encryption. | 2013-06-13 |
20130148944 | IMAGE PROCESSING DEVICE AND IMAGE PROCESSING METHOD - The present technology is related to an image processing device and image processing method that enables the generating of 3D images that can be viewed safely and comfortably. | 2013-06-13 |
20130148945 | METHOD FOR PERFORMING SCHEDULE CONTROL OF A MULTICHANNEL BROADCASTING PROGRAM RECEIVER, AND ASSOCIATED APPARATUS - A method for performing schedule control of a multichannel broadcasting program receiver includes: retrieving viewing plan information from outside the multichannel broadcasting program receiver, for use of determining a program viewing plan for a user, wherein the viewing plan information indicates at least one source viewing plan recommended by at least one other user/service provider; and when it is detected that a current time matches a start time of a specific program indicated by the program viewing plan, triggering the multichannel broadcasting program receiver to turn on a main power of the multichannel broadcasting program receiver, allowing the specific program to be watched/recorded. An associated apparatus is also provided. For example, the apparatus may include a portion of the multichannel broadcasting program receiver, such as a control circuit of the multichannel broadcasting program receiver. In another example, the apparatus may include the whole of the multichannel broadcasting program receiver. | 2013-06-13 |
20130148946 | RECORDING APPARATUS, RECORDING METHOD, PROGRAM FOR IMPLEMENTING THE METHOD, AND STORAGE MEDIUM STORING THE PROGRAM - There is provided a recording apparatus that is capable of avoiding the deletion of contents, which is important to the user, due to overwriting of the contents and degradation in reproduction quality due to recompression thereof, by allowing the user to selectively delete unnecessary contents by himself or herself using a deleting contents selection screen displayed to the user when there is little remaining recording capacity on a recording medium. The recording apparatus records information data on a recording medium at a plurality of different recording data rates. A recording data rate of the information data selected from the plurality of different recording data rates is set. A recordable time period is detected based on the set recording data rate and an information quantity of information data that has already been recorded on the recording medium. Recordable time period information indicative of the detected recordable time period is displayed. | 2013-06-13 |
20130148947 | VIDEO PLAYER WITH MULTIPLE GRPAHICS PROCESSORS - A device and method for playing digital video are disclosed. The device includes multiple graphics processing units. The method involves using the multiple graphics processors to decode and output compressed audiovisual stream to a display and a speaker. Audiovisual bit streams possibly containing multi-stream video are efficiently decoded and displayed by sharing decoding-related tasks among multiple graphical processing units. | 2013-06-13 |
20130148948 | HEAT TREATMENT APPARATUS AND METHOD FOR HEATING SUBSTRATE BY LIGHT-IRRADIATION - A light-emission output of a flash lamp for performing a light-irradiation heat treatment on a substrate in which impurities are implanted is increased up to a target value L | 2013-06-13 |
20130148949 | IMAGE PICKUP APPARATUS AND LENS APPARATUS - An image pickup apparatus having removably attached thereto a lens apparatus including a blur correction unit includes a selection unit configured to select a first mode in which a mechanical shutter is used to start exposure or a second mode in which an electronic shutter is used to start exposure; and a controller configured to output information indicating the start of exposure to the lens apparatus. The controller changes the information indicating the start of exposure depending on whether the first mode or the second mode is selected to control the lens apparatus to perform different blur correction operations. | 2013-06-13 |
20130148950 | ADJUSTABLE DUAL LENS CAMERA - A dual lens camera includes a main circuit board, two lens modules positioned on the main circuit board, a controller positioned on the main circuit board, a position sensors positioned on each lens module, two tilting mechanisms positioned on the main circuit board, and each tilting mechanism being connected to a corresponding one of the lens modules, and two flexible circuit boards connecting the position sensors to the main circuit board. The controller controls the tilting mechanisms to tilt the lens modules to a position detectable by the position sensors. | 2013-06-13 |
20130148951 | HOLDING DEVICE FOR CAMERA AND CAMERA DEVICE HAVING THE SAME - A holding device for a camera includes a base and an inserting member; the base includes a limiting slot and a first wire slot formed on a bottom portion of the limiting slot; the inserting member is inserted to the limiting slot to engage with the limiting slot; the inserting member includes a second wire slot formed on a side thereof which contacts the limiting slot, and the second wire slot engages with the first wire slot after the inserting member is inserted into the limiting slot to engage with the limiting slot. The holding device of the present disclosure not only allows a user to mount a camera to hamlets, walls, or planes, but also avoids the situation where the whole holding device needs to be replaced when one of the above components is damaged. | 2013-06-13 |
20130148952 | CLOSURE ELEMENT COMPRISING A LIGHT SOURCE - The closure element ( | 2013-06-13 |
20130148953 | INTERCHANGEABLE LENS - An interchangeable lens to be removably attached to a camera body, includes: a receiving device that receives predetermined control data from the camera body through a first transmission path; a control device that executes predetermined control processing based upon the control data upon reception of the control data by the receiving device; a generation device that executes at predetermined intervals generation processing for generating predetermined lens data which indicates an operating state of the interchangeable lens; a transmission device that transmits the lens data to the camera body through a second transmission path, which is different from the first transmission path, upon generation of the lens data by the generation device; and a prioritizing device that gives priority to the generation processing by the generation device over the control processing by the control device. | 2013-06-13 |
20130148954 | INTERCHANGEABLE LENS - The interchangeable lens includes a lens holding member holding a lens, a first supporting bar engaging with the lens holding member to guide movement of the lens holding member in an optical axis direction, a second supporting bar engaging with the lens holding member to prevent rotation of the lens holding member, the second supporting bar having a shorter length than that of the first supporting bar. The interchangeable lens further includes a mount contact provided as an electric contact in a mount portion detachably attachable to a camera body. When viewed from the optical axis direction, the first supporting bar is disposed in an area not overlapping the mount contact, and the second supporting bar is disposed in an area overlapping the mount contact, and when viewed from a direction orthogonal to the optical axis direction, part of the first supporting bar overlaps the mount contact. | 2013-06-13 |
20130148955 | Snap-on camera filter mount - The present invention generally relates to devices for attaching light transmissive elements, such as a filter or an additional lens, to a camera lens. The present invention provides a quick release camera mount. The camera mount includes a filter mount that holds a light transmissive element fixed in place over a camera lens. It further includes: a sidewall; a first flexion plate attached to a release tab extending outwards from the sidewall, where the release tab provides for quick attachment or release from a camera lens; a second flexion plate attached to at least two locking teeth extending inwards from the sidewall. | 2013-06-13 |
20130148956 | EQUALIZATION DELAY AGNOSTIC PROTECTION SWITCHING IN PROTECTED PASSIVE OPTICAL NETWORKS - Systems, methods and apparatus for operating an optical network terminal (ONT) in a passive optical network include maintaining an operational state in the passive optical network, estimating an upstream channel, adjusting equalization delay and physical layer frame offset values and switching from a backup mode to a primary mode of operation upon detecting a failure condition. | 2013-06-13 |
20130148957 | FIBER OPTIC TELECOMMUNICATIONS CARD WITH SECURITY DETECTION - A transceiver card for a telecommunications box for transmitting data over a first optical fiber and receiving data over a second optical fiber. The card has transmitter for transmitting data over the first optical fiber, the transmitter having a laser and a modulator, a fiber output optically connected to the laser for connecting the first optical fiber to the card, a fiber input for connecting the second optical fiber to the card, a receiver optically connected to the fiber input for receiving data from the second optical fiber, and an OTDR optically connected between the transmitter and the fiber output or between the receiver and the fiber input. An energy level detector is also provided between the receiver and the fiber input. | 2013-06-13 |
20130148958 | Method and Optical Line Terminal for Optical Fiber Fault Diagnosis in Passive Optical Network - A method for performing optical fiber fault diagnosis in a passive optical network is disclosed in the present invention. The method includes: after receiving an optical fiber fault diagnosis message, a receiving module of an optical line terminal triggering a test module (S | 2013-06-13 |
20130148959 | FIBER OPTIC TELECOMMUNICATIONS CARD WITH SECURITY DETECTION - A transceiver card for a telecommunications box for transmitting data over a first optical fiber and receiving data over a second optical fiber. The card has transmitter for transmitting data over the first optical fiber, the transmitter having a laser and a modulator, a fiber output optically connected to the laser for connecting the first optical fiber to the card, a fiber input for connecting the second optical fiber to the card, a receiver optically connected to the fiber input for receiving data from the second optical fiber, and an OTDR optically connected between the transmitter and the fiber output or between the receiver and the fiber input. An energy level detector is also provided between the receiver and the fiber input. | 2013-06-13 |
20130148960 | MODULAR KIT OF DEVICES FOR VARIABLE DISTRIBUTION, MIXING AND MONITORING OF OPTICAL SIGNALS IN THE INTERNET AND OTHER NETWORKS - Modular kit of devices for variable distribution, mixing and monitoring of optical signals in the Internet and other networks is formed by an optical module interconnected with a control electronic module of the electronic system with two redundant power supply sources, which is subsequently interconnected with the communication computer module equipped with the user communication interface and the machine communication interface. Optical module has N optical inputs and M optical outputs where N and M are non-zero natural numbers, and in total the optical module contains N×M of 2×2 type Mach-Zender interferometer optical switching elements. Each of them has two optical inputs, two optical outputs and one electric input. Optical switching elements are mutually interconnected in a grid. Control electronic module is formed by N×M pulse-width modulators connected via an interface module to the communication computer module and to the power supply distribution block. | 2013-06-13 |
20130148961 | WAVELENGTH DIVISION MULTIPLEXING TRANSMISSION DEVICE - A transmitter to be added or reduced turns ON/OFF an optical output. A relay station and a receiving terminal station acquire the amount of fluctuation of the optical output of the received signal light when the optical output of the added transmitter is turned ON and OFF. From the amount of fluctuation of the optical output, the number of wavelengths after the addition or reduction is acquired. Without an OSC signal, each station may be informed of the number of wavelengths. Therefore, the configuration for transmitting and receiving the OSC signal is not requested, thereby reducing the total cost, appropriately controlling the gain of the optical amplifier, and successfully maintaining transmission quality. | 2013-06-13 |
20130148962 | Methods, Apparatuses, and Systems for Monitoring Signal Strength in an Optical Network - An optical transceiver, optical network and methods for using the same are disclosed. The optical transceiver and/or optical network and related methods may be useful for independently monitoring the optical transceiver and/or optical network. The optical transceiver generally includes an optical receiver configured to receive optical information; circuitry configured to calculate signal strength values of the received optical information from a plurality of remote optical transmitters; logic configured to process the signal strength values for each of the plurality of remote optical transmitters; and one or more memories configured to store the signal strength values. Optionally, the optical transceiver may notify a system or host when the transceiver, network or component thereof is operating outside a predetermined threshold. | 2013-06-13 |
20130148963 | Dynamic Multidimensional Optical Networking Based on Spatial and Spectral Processing - An optical network includes a multidimensional coder and modulator for handling multiple-in-multiple-out MIMO spatial lightpath properties and content of any specific supercarrier, a spatial mode multiplexer responsive to orthogonal frequency division multiplexing OFDM transmissions and the multidimensional coder, a spatial-spectral routing node coupled over a fiber link to the spatial mode multiplexer for performing switching granularity by a spatial mode reconnection, a multidimensional decoder and demodulator; and a spatial mode demultiplexer coupled over a fiber link to the spatial-spectral routing node and responsive to the multidimensional decoder and demodulator. | 2013-06-13 |
20130148964 | METHOD FOR SWITCHING AN OPTICAL DATA STREAM, COMPUTER PROGRAM PRODUCT AND CORRESPONDING STORAGE MEANS AND NODE - A method and apparatus for switching an optical data stream via an optical network node, capable of switching optical data received at input ports to output ports. The method includes the following steps performed by a processing chain upon detection of a stream at a given wavelength by a given input port: determining a resource of the node based on a predetermined routing policy such that, for a given wavelength common to source and destination nodes of the stream, routing within the network is carried out according to a routing tree covering the network, a root of the tree being the destination node; consulting an occupancy table for the resource, indicating if at least one possible preceding stream is using the resource; determining a delay to be applied by the processing chain to prevent a collision between the stream and the possible preceding stream; and configuring the processing chain to apply the delay. | 2013-06-13 |
20130148965 | MULTIPROTOCOL TRANSPORT USING POLARIZATION DIVISION MULTIPLEXING - Using polarization modulation techniques to simultaneously transmit two different data streams (formatted according to two different protocols) over a single optical wavelength. A first data stream that is encapsulated for transport using a first transport protocol, and a second data stream that is encapsulated for transport using a second transport protocol are received. The first data stream is modulated on a wavelength with a first polarization mode of a polarization division modulation scheme to produce a first modulated data stream and the second data stream is modulated on the wavelength with a second polarization mode of the polarization division multiplex transmission scheme to produce a second modulated data stream having the second polarization mode. The second polarization mode is orthogonal to the first polarization mode. The first and second data streams are combined onto a single wavelength for transmission over a single optical fiber using a polarization beam combiner. | 2013-06-13 |
20130148966 | OPTICAL MODULE HAVING A PLURALITY OF OPTICAL SOURCES - An optical module that outputs a wavelength multiplexed optical signal is disclosed. The optical module provides at least first to third optical source, a wavelength multiplexer, a polarization rotator, and a polarization multiplexer. The optical sources each outputting first to third optical signals with a wavelength different from others. The wavelength multiplexer multiplexes the first optical signal with the third optical signal. The polarization rotator rotates the polarization vector of one of the multiplexed first and third optical signals and the second signal by substantially 90°. The polarization multiplexer multiplexes the polarization rotated optical signal with the second optical signal. | 2013-06-13 |
20130148967 | DISTORTION COMPENSATOR, OPTICAL RECEIVER, DISTORTION COMPENSATOR AND OPTICAL RECEIVER CONTROLLING METHODS, AND OPTICAL TRANSMISSION SYSTEM - A distortion compensator, an optical receiver and a transmission system including an operation selectively compensating for linear waveform distortion exerted on an optical signal via a plurality of distortion compensators and compensating for nonlinear waveform distortion exerted on the optical signal using nonlinear distortion compensators. | 2013-06-13 |
20130148968 | STATION-SIDE APPARATUS AND PON SYSTEM - An OLT, which is a station-side apparatus in a PON system, is connected to an ONU via an optical fiber. The OLT includes: an optical receiver which receives a burst signal from an ONU; a burst header detection unit which detects a certain delimiter pattern included in a received burst signal so as to establish synchronization of the burst signal; and a control unit which allows the burst header detection unit to perform detection of a delimiter pattern during a predicted reception period of a burst signal. | 2013-06-13 |
20130148969 | OPTICAL TRANSCEIVER SYSTEM - An optical transceiver system includes a transmitter transmitting out a first light beam with a first wavelength, a receiver receiving a second light beam with a second wavelength; an optical fiber transmitting the first light beam and the second light beam; and a light guide member. The light guide member includes a lens block having a first side surface facing toward both the transmitter and the receiver, and a second side surface facing toward the optical fiber. A first lens portion and a second lens portion formed on the first side surface for optically coupling the respective transmitter and receiver, a third lens portion formed on the second side surface for optically coupling the optical fiber, and a wavelength divisional multiplexer embedded in the lens block. The wavelength divisional multiplexer receives and divides the first light beam and the second light beam. | 2013-06-13 |
20130148970 | RECEIVER OPTICAL MODULE FOR RECEIVING WAVELENGTH MULTIPLEXED OPTICAL SIGNALS AND METHOD TO ASSEMBLE THE SAME - A receiver optical module to facilitate the assembling is disclosed. The receiver optical module includes an intermediate assembly including the optical de-multiplexer and the optical reflector each mounted on the upper base, and the lens and the PD mounted on the sub-mount. The latter assembly is mounted on the bottom of the housing; while, the former assembly is also mounted on the bottom through the lower base. The upper base is apart from the bottom and extends in parallel to the bottom to form a surplus space where the amplifying circuit is mounted. | 2013-06-13 |
20130148971 | DIRECT DETECTION OF OPTICAL ORTHOGONAL FREQUENCY DIVISION MULTIPLEXING (OFDM) SIGNALS - Techniques for timing synchronization in an optical orthogonal frequency division multiplexing (OOFDM) system includes providing a time-domain training symbol having a symmetric distribution and producing the training symbol by transmitting a real-valued PN sequence on each subcarrier under the OOFDM. The training sequence includes an initial value, followed by an odd length palindromic sequence of values. | 2013-06-13 |
20130148972 | PASSIVE OPTICAL NETWORK SYSTEM, OPTICAL LINE TERMINAL, AND OPTICAL NETWORK UNIT - An optical line terminal includes the transmission rate control table for storing a minimum bandwidth for an emergency status for each of optical network units in addition to a maximum assigned bandwidth in a normal status. When a decrease in a supply power is detected, the optical line terminal calculates a transmission clock rate providing a minimum bandwidth required by each optical network unit with reference to the transmission rate control table. The optical line terminal determines change timing of downstream and upstream transmission clock rates, and change timing of upstream data for time-division multiplexing to instruct each of the optical network units. Both the optical line terminal and the optical network unit change the transmission clock rates with substantial synchronization therebetween. | 2013-06-13 |
20130148973 | TRANSCEIVER AND INTERFACE FOR IC PACKAGE - An interconnect system including a host circuit board; an IC package connected to the host circuit board and including a first connector, an IC circuit board, and an IC die; and a transceiver arranged to mate with the first connector so that at least some electrical signals transmitted to and from the IC die are transmitted only on or through the IC circuit board. | 2013-06-13 |
20130148974 | COMPUTER AND COMPUTER DATA TRANSMISSION SYSTEM - A computer data transmission system includes a CPU, a photoelectrical conversion module electrically connected to the CPU, a plurality of I/O interface cards, and a plurality of first optical fibers. The photoelectrical conversion module includes a plurality of photoelectrical conversion units. Each I/O interface card includes at least one photoelectrical conversion unit for converting electrical signals to optical signals or converting optical signals to electrical signals. The first optical fibers connect the photoelectrical conversion units of the I/O interface cards and the photoelectrical conversion units of the photoelectrical conversion module. The photoelectrical conversion unit of the photoelectrical conversion module receives electrical signals outputted by the CPU, and convert the electrical signals to optical signals. The converted optical signals are transmitted to the photoelectrical conversion unit of the I/O interface card, and the photoelectrical conversion unit of the I/O interface card converts the optical signals to electrical signals. | 2013-06-13 |
20130148975 | MULTICHANNEL TRANSMITTER OPTICAL MODULE - Provided is a multichannel transmitter optical module which includes a plurality of light source units configured to generate light, a plurality of an electro-absorption modulators (EAMs) configured to modulate the generated light to an optical signal through a radio frequency (RF) signal, a plurality of RF transmission lines configured to apply the RF signal to the EAMs, and a combiner configured to combine the modulated optical signal. The RF transmission lines are connected to the EAMs in a traveling wave (TW) electrode manner. The multichannel transmitter optical module has alleviated crosstalk and is compactly integrated to have a small size. | 2013-06-13 |
20130148976 | SYSTEMS AND METHODS FOR USING ACTIVE OPTICAL CABLE SEGMENTS - First and second active optical modules that terminate first and second active optical cable segments, each of which having a respective active end and a respective passive end, can be authenticated by: reading information from active-end storage devices attached to the respective active ends of the first and second active optical modules; providing information read from the active-end storage devices to an aggregation point; reading information from passive-end storage devices attached to the respective passive ends of the first and second active optical cable segments; providing information read from passive-end storage devices to the aggregation point; and authenticating the first and second active optical modules using information provided to the aggregation point. | 2013-06-13 |
20130148977 | OPTICAL TRANSCEIVER HAVING AN EXTRA AREA IN CIRCUIT BOARD FOR MOUNTING ELECTRONIC CIRCUITS - An optical transceiver of one embodiment includes a transmitter optical subassembly to transmit an optical signal, a receiver optical subassembly to receive an optical signal, a mother board, a daughter board, and a housing. The mother board mounts electronic circuits that electrically communicate with the optical transmitter optical subassembly and the receiver optical subassembly. The daughter board mounts other electronic circuits that electrically communicate with the optical transmitter optical subassembly and the receiver optical subassembly. The daughter board has an extra area mounting a portion of the other electronic circuits. The housing defines a space for installing the optical transmitter optical subassembly, the receiver optical subassembly, the mother board, and the daughter board. The extra area is disposed outside the space. | 2013-06-13 |
20130148978 | CHIP IDENTIFICATION PADS FOR IDENTIFICATION OF INTEGRATED CIRCUITS IN AN ASSEMBLY - Chip identification pads for identification of integrated circuits in an assembly. In one example embodiment, an integrated circuit (IC) assembly includes a controller, a plurality of ICs, a shared communication bus connecting the controller to the plurality of ICs and configured to enable communication between the controller and each of the plurality of ICs, and a set of one or more chip identification pads formed on each IC. Each set of chip identification pads has an electrical connection pattern. The electrical connection pattern of each set is distinct from the electrical connection pattern on every other set. Each distinct electrical connection pattern represents a unique identifier of the corresponding IC thereby enabling the controller to distinguish between the ICs. | 2013-06-13 |
20130148979 | OPTICAL TRANSCEIVER DEVICE - An optical transceiver device includes a transmitter, a first and a second optical circulators and a receiver. The transmitter transmits a light signal uploaded with an electrical signal. The first and second optical circulators each include three ports. The second port of the second optical circulator is configured for transmitting the light signal circulated via the first and second ports of the first optical circulator and the first port of the second optical circulator, and the third port of the second optical circulator is configured for receiving an incoming light signal. The receiver receives the incoming light signal circulated back via the first port of the second optical circulator, and the second and third ports of the first optical circulator and converts the incoming light signal to be an electrical signal. | 2013-06-13 |
20130148980 | Method and System for Color-Shift Keying Using Algorithms - A system and method for optimizing signal recognition in a light communication system by approximately maximizing the minimum distance between received constellation points; the method comprising identifying the constellation region containing points for transmitting symbols, identifying channel impairments, transforming the constellation region according to the channel impairments into a constellation region of potential received symbols, using signal processing circuitry to apply an algorithm that operates to maximize the minimum distance between constellation points to obtain a symbol constellation in the receiver constellation region, and inverting the transformation to obtain the designed transmitted-symbol constellation. The system comprises signal processing circuitry for performing a preferred methodology. | 2013-06-13 |
20130148981 | OPTICAL TRANSMITTER - After a startup of an optical transmitter, a control is started in such a way that a modulation amplitude of a driving signal of a phase modulator is set as 0, and that an operational point of a bias voltage is set as the lowest point of light transmission characteristics of the phase modulator. When the operational point of the bias voltage reaches the lowest point, the modulation amplitude of the driving signal is gradually increased from 0 to 2Vπ. | 2013-06-13 |
20130148982 | CHIP-BASED ADVANCED MODULATION FORMAT TRANSMITTER - In various embodiments, a monolithic integrated transmitter, comprising an on-chip laser source and a modulator structure capable of generating advanced modulation format signals based on amplitude and phase modulation are described. | 2013-06-13 |
20130148983 | MODULATOR FOR FREQUENCY-SHIFT KEYING OF OPTICAL SIGNALS - Described are an FSK modulator and a method for large-alphabet FSK modulation. The FSK modulator and the method are based on filtering of a multi-tone optical source such as a mode-locked laser which provides a comb distribution of tones. A frequency-selective component selects for transmission a subset of the tones. In various embodiments the frequency-selective component is a Mach-Zehnder interferometer filter or a microring resonator filter. A second frequency-selective component selects a subset of the tones from the comb distribution provided by the first frequency-selective component. Still more frequency-selective components can be used according to the number of tones supplied by the multi-tone optical source to the FSK modulator. The optical signal exiting the last frequency-selective component includes only a single tone which corresponds to the symbol to be transmitted. | 2013-06-13 |
20130148984 | MODULAR DEVICE FOR AN OPTICAL COMMUNICATION MODULE - A modular device for an optical communication module configured to be coupled to an optical transmission medium. The modular device may include a first edge and a second edge and N number of electrical circuit channels between the first and second edges. Each electrical circuit channel may include at least one element configured to provide functionality for communicating optical signals through the optical transmission medium. The modular device may also have a width between the first and second edges so that each of the N number of electrical circuit channels of C number of modular devices aligns with one of P number of interface channels of an opto-electrical interface configured to be coupled to the optical transmission medium when C equals P/N and C is a whole number greater than zero. | 2013-06-13 |
20130148985 | MONOLITHIC WIDELY-TUNABLE COHERENT RECEIVER - Various embodiments of a coherent receiver including a widely tunable local oscillator laser are described herein. In some embodiments, the coherent receiver can be integrated with waveguides, optical splitters and detectors to form a monolithic optical hetero/homodyne receiver. In some embodiments, the coherent receiver can demodulate the full phase information in two polarizations of a received optical signal over a range of optical wavelengths. | 2013-06-13 |
20130148986 | PRINT DEVICE WITH PRINTED SURFACE IDENTIFYING FUNCTION AND PRINTING METHOD - A print device with a surface identifying function includes a feed roller assembly, a print assembly, and a printed surface identifying assembly. The feed roller assembly feeds the paper into the print device when receiving a printing task. The printed surface identifying assembly identifies whether one or both surfaces of a sheet of paper have already been printed, generates and sends a result to a processing unit. The processing unit determines whether the paper is available for printing according to the result, and control the print assembly not to perform the printing task and the feed roller assembly to take the paper out of the print device when the paper is unavailable for printing. A printing method is also provided. | 2013-06-13 |
20130148987 | INSPECTION APPARATUS, INSPECTION METHOD, AND COMPUTER-READABLE STORAGE MEDIUM - An inspection apparatus inspects a printed product by positioning a reading target image of the printed product relative to a reference image and collating the reading target image with the reference image includes a positioning unit configured to perform positioning processing for the reference image and the reading target image with a first precision, and a detection unit configured to detect an image defect candidate area by collating the reading target image with the reference image, which have been positioned by the positioning unit. The positioning unit newly performs the positioning processing for the reference image and the reading target image in the image defect candidate area with a second precision that is higher than the first precision. The detection unit detects an image defect by collating the reading target image with the reference image in an area having been newly subjected to the positioning processing using the second precision. | 2013-06-13 |
20130148988 | RECORDING MATERIAL CONVEYING DEVICE AND IMAGE FORMING APPARATUS - A recording material conveying device includes a stripping claw being in contact with one rotary body of a first pair of rotary bodies, and a supporting member supporting a recording material curved when a jam occurs. The supporting member includes a supporting section located more away from the stripping claw than an imaginary straight line (C) passing a nip portion of the first pair of rotary bodies and a surface on a conveying path's side of the stripping claw, and the supporting section supports the recording material curved when the jam occurs. The recording material conveying device further includes a conveyance guide that is disposed on the downstream side from the supporting member and is displaced toward a pressed direction by a pressing force acting when the curved recording material comes into contact with the conveyance guide. | 2013-06-13 |
20130148989 | FLUID DELIVERY SYSTEM AND METHOD THEREOF - A method includes controlling a charge level of fluid in a fluid chamber by detecting at least one fluid parameter corresponding to a charge level of a fluid in a fluid chamber having at least charge directors and carrier liquid, and controlling the charge level of the fluid based on the detected fluid parameter. | 2013-06-13 |
20130148990 | RECORDING MATERIAL DETERMINATION APPARATUS ANDIMAGE FORMING APPARATUS - A recording material determination apparatus includes a first detection unit configured to detect a characteristic corresponding to a surface condition of a recording material based on a captured image of a surface of the recording material, a second detection unit configured to detect a characteristic corresponding to a grammage of the recording material based on an ultrasonic wave detected via the recording material by irradiating the recording material with an ultrasonic wave, and a conveyance unit configured to convey the recording material. The first detection unit and the second detection unit are located opposite each other with respect to the conveyance unit. | 2013-06-13 |
20130148991 | METHOD FOR DETECTING SURFACE POTENTIAL OF IMAGE BEARING MEMBER AND IMAGE FORMING APPARATUS - An image forming apparatus configured to, in a state where a voltage is applied to a charging unit, determine a surface potential of an image bearing member using a first voltage applied when a current value obtained by, after applying a predetermined voltage to a transfer unit, detecting the current value while changing the applied voltage to a positive direction reaches a discharge current value, and a second voltage applied to the transfer unit when a current value obtained by, after applying the predetermined voltage to the transfer unit, detecting the current value while changing the applied voltage to a negative direction reaches the discharge current value. | 2013-06-13 |
20130148992 | IMAGE FORMING APPARATUS - An image forming apparatus capable of forming an image at a plurality of image forming speeds, includes: an image bearing member; a developer carrying member; a developer feeding member, having a foam layer at its surface, for feeding the developer to the developer carrying member by being rotated at a speed corresponding to each of the image forming speeds in contact with the developer carrying member; and a controller for rotating, before development, the developer feeding member for a predetermined time corresponding to the image forming speed. The controller extends the predetermined time when an image forming mode is switched from a first mode in which image formation is effected at a first image forming speed to a second mode in which the image formation is effected at a second image forming speed slower than the first image forming speed. | 2013-06-13 |
20130148993 | IMAGE FORMING APPARATUS - An image forming apparatus includes a nip forming member and a transfer bias output device that outputs a transfer bias to form a transfer electric field in a transfer nip between the nip forming member and an intermediate transfer member. Upon transfer of a composite toner image including a particular toner image onto a recording medium in the transfer nip, the transfer bias output device outputs the transfer bias including a first superimposed bias in which a direct current (DC) component is superimposed on an alternating current (AC) component. Upon transfer of the composite toner image without the particular toner image onto the recording medium in the transfer nip, the transfer bias output device outputs one of the transfer bias including a second superimposed bias having a peak-to-peak value of the AC component smaller than that of the first superimposed bias and the transfer bias including only the DC component. | 2013-06-13 |
20130148994 | IMAGE FORMING APPARATUS - An image forming apparatus includes: a transfer section adapted to transfer toner to a sheet, a fixing section adapted to fix the toner transferred by the transfer section to the sheet, a swing driving mechanism adapted to perform a swing operation to move the fixing section in a direction parallel to the plane of the sheet and perpendicular to a conveying direction of the sheet, and a controller adapted to control the driving of the swing driving mechanism to move the fixing section during the period when the sheet has not yet entered the fixing section, and cause the fixing section to move a plurality of times to thereby constitute one cycle of the swing operation of the fixing section. The controller changes the moving distance of the fixing section at a predetermined timing. | 2013-06-13 |
20130148995 | FIXING DEVICE AND IMAGE FORMING APPARATUS - A fixing device includes an excitation coil, a fixing member heated by electromagnetic induction by the excitation coil, a magnetic shunt alloy member, a Curie temperature of which is higher than a target fixing temperature, a determiner that determines whether the temperature of a non-sheet passing region of the fixing member is about to reach the Curie temperature, and a power controller that controls power supplied to the excitation coil. Until the determiner determines that the Curie temperature is about to be reached, the power controller performs feedback control to provide power to the excitation coil. When the determiner determines that the Curie temperature is about to be reached, the power controller switches to fixed power control so that a difference between power supplied when the Curie temperature is about to be reached and power supplied after reaching the Curie temperature falls within an allowable range. | 2013-06-13 |
20130148996 | IMAGE FORMING APPARATUS AND IMAGE FORMING METHOD - An image forming apparatus includes an intermediate transfer body; a generating unit generating test pattern data; a storage unit storing a color displacement amount; a correcting unit correcting the test pattern data and image data based on the color displacement amount currently stored in the storage unit; a forming unit forming a test pattern based on the test pattern data corrected by the correcting unit on the intermediate transfer body at predetermined intervals, and forming an image based on the image data corrected by the correcting unit on the intermediate transfer body; a detecting unit detecting the test pattern formed on the intermediate transfer body; an updating unit determining an amount of change of the color displacement amount from a result of detection by the detecting unit, and updating the color displacement amount stored in the storage unit by using the amount of change of the color displacement amount. | 2013-06-13 |
20130148997 | CONTROL DEVICE AND ELECTRONIC APPARATUS - A control device according to the present invention includes a first control unit configured to control supply and stop of electric power from a power supply to a processing unit configured to perform processing, a switching unit configured to switch to an electrical continuity state or an electrical discontinuity state between a power supply wire to which the electric power from the power supply is supplied and the first control unit, and a second control unit configured to control, if the first control unit stops power supply from the power supply to the processing unit, the switching unit so as to achieve the electrical discontinuity state and controls, if a return factor indicating a factor to return to the electrical continuity state is input in the electrical discontinuity state, the switching unit so as to make the electrical continuity state. | 2013-06-13 |
20130148998 | POWER SUPPLY INCLUDING ZERO-CROSS DETECTION CIRCUIT, AND IMAGE FORMING APPARATUS - A power supply includes a first capacitor, a resistor for discharging an electric charge of the first capacitor and for detecting zero crossing of the AC voltage input from the AC power supply, a second capacitor, and a frame ground o and a discharge resistor having a resistance value smaller than the resistor and configured to discharge an electric charge of the second capacitor, and switches between a state where a current to the discharge resistor is cut off and a state where a current flows through the discharge resistor. | 2013-06-13 |
20130148999 | FIXING DEVICE AND IMAGE FORMING APPARATUS - A fixing device includes a rotatable pressure member; a heating member that is provided so as to oppose the pressure member, and including a heat source; a fixing member that is contacted by the heating member, and fixing an image to a recording medium as a result of transporting the recording medium while the recording medium is nipped at a nip when the fixing member is pressed by the pressure member, the image being formed of toner including a separating agent, the nip being formed between the fixing member and the pressure member; a cooling unit that cools the pressure member at a location that is situated downstream of the nip; and a removing member that contacts the pressure member and removes the separating agent from the pressure member, the separating agent being transferred from the fixing member. | 2013-06-13 |
20130149000 | FIXING DEVICE AND IMAGE FORMING APPARATUS - A fixing device includes a rotatable pressure member; a heating member that is provided so as to oppose the pressure member, and that includes a heat source; a fixing member that fixes an image to a recording medium as a result of transporting the recording medium while the recording medium is nipped at a nip when the fixing member is pressed by the pressure member, the image being formed of toner including a separating agent; a cooling unit that cools the pressure member at a location that is situated downstream of the nip; a removing roller that, while being driven and rotated by the pressure member, removes the separating agent from the pressure member, the separating agent being transferred from the fixing member; and a removing member that contacts the removing roller and removes the separating agent adhered to the removing roller from the removing roller. | 2013-06-13 |
20130149001 | ELECTROPHOTOGRAPHIC IMAGE FORMING APPARATUS - An electrophotographic image forming apparatus includes a photoreceptor forming an electrostatic latent image on a surface thereof, a charging roller being in contact with the photoreceptor to uniformly charge the surface thereof, a developing device forming a toner image on the photoreceptor, and a cleaning device cleaning contaminants on a surface of the charging roller, in which the charging roller has a conductive elastic layer formed around an axis and a direction of polishing marks on the surface of the charging roller is in a circumferential direction. | 2013-06-13 |
20130149002 | INK DEVELOPER UNIT, AND SEALING DEVICE USABLE WITH INK DEVELOPER UNIT - A sealing device includes a base member configured to attach to an ink developer unit, a sealing member having a sealing surface configured to at least one of limit an unwanted flow of ink outside of the ink developer unit and conform to an outer surface of a respective roller, and a compliant member disposed between the base member and the sealing member such that the compliant member is configured to vary a sealing force along the sealing surface of the sealing member. | 2013-06-13 |
20130149003 | Image Forming Apparatus - An image forming apparatus is provided including a housing having a first opening and a second opening which are directed in a same direction; a plurality of developing units which are disposed in parallel with each other in the housing along an oblique direction inclined with respect to a horizontal plane, the developing units which are configured to be attached to and detached from the housing along the oblique direction through the first opening; and a plurality of developer cartridges which correspond to the plurality of developing units, each of the developer cartridges being disposed in parallel with each other in the housing to be opposite to an end of a respective one of the developing units along a substantially horizontal direction in a longitudinal direction of the developing units, the developer cartridges which are configured to be attached to and detached from the housing through the second opening. | 2013-06-13 |
20130149004 | MAIN CARTRIDGE, PROCESS CARTRIDGE, AND IMAGE FORMING APPARATUS - A main cartridge attachable and detachable to and from an apparatus body of an image forming apparatus for forming an image on a recording medium is provided. The main cartridge include a process device configured to act on a photosensitive member, a grip portion configured to be held by a user, and an attachment unit to attach a sub cartridge containing developer along the longitudinal direction of the main cartridge. In the longitudinal direction, the center position of the grip portion is disposed at the upstream side in the attachment direction of the sub cartridge from the center position of the main cartridge. | 2013-06-13 |
20130149005 | IMAGE FORMING APPARATUS - An image forming apparatus is provided. The image forming apparatus includes a chassis having a first opening on a first side, photosensitive members, an intermediate transfer belt arranged to have a surface thereof facing the photosensitive members, primary-transfer members, a secondary-transfer roller, a first feed roller, a cleaner device, a waste toner container, which is removably installed in the chassis through the first opening and settled in a position opposite from the photosensitive members across the intermediate transfer belt, a connector, a first feeding path extending in a range between the first feed roller and the secondary-transfer roller, and a second feeding path being formed in clearance between the intermediate transfer belt and the waste toner container to convey a recording sheet being inserted through a sheet inlet and merging into the first feeding path in the vicinity of the first feed roller. | 2013-06-13 |
20130149006 | IMAGE FORMING APPARATUS - Disclosed is an image forming apparatus, including: a main body; an image carrying body disposed in the main body, a transfer unit and an electrical charge removal unit. The image forming apparatus forms a visible image on the image carrying body by carrying out charging, exposing and developing processes. The transfer unit transfers the visible image from the image carrying body to a printing medium. The electrical charge removal unit is configured to remove the residual electrical charge from the printing medium, and is movable, in cooperation with at least one replaceable component part of the transfer unit, between an operable position at which the electrical charge removal unit is capable of removing the electrical charge from the printing medium and a non-interfering position at which the electrical charge removal unit does not interfere with the movement of the at least one replaceable component part of the transfer unit being received into or being removed from the main body for replacement. | 2013-06-13 |
20130149007 | IMAGE FORMING APPARATUS - An image forming apparatus of the present invention includes: a developing section which includes a developer bearing member which bears toner to be supplied to an image bearing member on which an electrostatic latent image is formed; and a developer regulating section which regulates a layer thickness of the toner borne by the developer bearing member, the developer regulating section being electrically connected to the charger case, the developer regulating section being at least partially electroconductive. | 2013-06-13 |
20130149008 | IMAGE FORMING APPARATUS - An image forming apparatus includes: a driving source configured to generate power; a first rotator configured to be drivingly rotated by the power generated by the driving source; a first power transmission system configured to transmit the power from the driving source to the first rotator; a second rotator configured to be drivingly rotated by the power generated by the driving source; and a second power transmission system configured to transmit the power to the second rotator from the first power transmission system. A damper having a torsion spring constant and a torsion viscous damping constant making a maximum positional change value of the first rotator equal to or smaller than a predetermined positional change value is disposed between the first power transmission system and the second power transmission system. | 2013-06-13 |
20130149009 | DEVELOPING DEVICE - A developing device includes spiral wings, a forward double spiral wing, clearance portion, backward double spiral wing, and short lead backward spiral wing installed on the rotational shaft of a stirring and carrying unit. The forward and backward double spiral wings have spiral directions opposite to each other, and together are formed to have an equal lead to the spiral wings. The supplying and carrying unit is disposed above the stirring and carrying unit, and the supplying and carrying unit and the stirring and carrying unit are divided by a partition having a communication portion installed at a position corresponding to the forward and backward double spiral wings. | 2013-06-13 |
20130149010 | DEVELOPER CONTAINING CHAMBER, DEVELOPING DEVICE, PROCESS CARTRIDGE, AND IMAGE FORMING APPARATUS - An object is to smoothly convey toner from a developer containing chamber to a developing chamber even when an opening that provides communication between the developer containing chamber and the developing chamber has a connecting part for adding strength to the apparatus. | 2013-06-13 |
20130149011 | CARTRIDGE AND IMAGE FORMING APPARATUS - A cartridge detachably attachable to an image forming apparatus includes a developer storage chamber partitioned into a first storage portion and a second storage portion and configured to store a developer, a replenishment opening disposed in the second storage portion, through which the developer passes from inside the developer storage chamber to outside the developer storage chamber, and a conveyance member disposed in the second storage portion and configured to convey the developer in a predetermined conveying direction, the conveyance member including a first conveyance portion located on an upstream side of the replenishment opening to convey the developer in the conveying direction, and a second conveyance portion located on a downstream side of the replenishment opening to convey an amount of a developer smaller than that of the developer conveyed by the first conveyance portion in the conveying direction. | 2013-06-13 |
20130149012 | MAGNET ROLL - A magnet roll for development for a printer, a copying machine, or the like. The magnet roll comprises a metal pipe provided with recesses formed on a surface thereof and portion maintaining an original metal surface, and a magnet inserted into the metal pipe. Recesses on the surface of the metal pipe are formed by etching using a resist formed by an inkjet process, and irregularities based on crystal grains of metal are formed on an inner surface of each of the recesses and can effectively carry toner that is carried by carrier to a portion of latent images. | 2013-06-13 |
20130149013 | IMAGE FORMING APPARATUS - In an image forming apparatus, a voltage applied to a pre-transfer charger is set to the highest voltage, and is then reduced at a position corresponding to a predetermined range from a leading edge of a recording material, to suppress a phenomenon of backward scattering of toner formed just before entering a transfer nip, when a burr formed on the leading edge of the recording material exits the transfer nip. | 2013-06-13 |
20130149014 | IMAGE FORMING APPARATUS AND COLOR REGISTRATION METHOD OF THE SAME - An image forming apparatus which obtains rotational variance factors of an intermediate transfer belt for each of plurality of colors based on locations with respect to second pattern image being obtained by a location calculation unit, corrects the location obtained with respect to a first pattern image based on the rotational variance factor obtained with respect to the color of the first pattern image, obtains an offset of another color with respect to a reference color based on the location after correction, and performs color registration based on the obtained offset to reduce the offset. | 2013-06-13 |
20130149015 | MULTI PASS TYPE COLOR IMAGE FORMING APPARATUS AND CONTROL METHOD THEREOF - A multi pass type color image forming apparatus and control metod are provided. The apparatus advances an exposure time point of forming electrostatic latent images of second and subsequent colors more than that of a first color of a page during consecutive printing or reduces the velocity of a motor to rotate an intermediate transfer belt to minimize a color registration error between a developing agent image of the first color and developing agent images of the subsequent colors of the page caused by cleaning of the intermediate transfer belt and a control method thereof. | 2013-06-13 |
20130149016 | HYDROPHOBIC FLUORINATED NANO DIAMOND CONTAINING INTERMEDIATE TRANSFER MEMBERS - An intermediate transfer media, such as a belt, that includes a fluorinated nano diamond of a fluorinated shell that encapsulates a synthetic diamond core with the shell containing at least 15 weight percent of graphite. | 2013-06-13 |