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| Number | Title | Issue Date |
| 8447187 | Optoelectronic interconnect for high frequency data transmission at low power consumption An optoelectronic interconnect which includes optical transmitter and detector having capacitances below 150 femto-Farads each suitable for transmission of optical signals at speeds at and above 20 Gigabit per second at power consumption below 10 milliWatt per Gigab... | 05/21/2013 |
| 8385748 | Printed circuit board and optical transmission device To reduce emission of an unintentional electromagnetic wave even if a frequency of a clock signal being output is high, a printed circuit board (10) includes: a substrate (101); signal output circuits (102 and 103) formed on the substrate... | 02/26/2013 |
| 8380080 | Optical transceiver An optical transceiver of the present invention comprising an OSA, a circuit board, and a flexible substrate connecting these, in which the flexible substrate has high-speed signal lines and other lines other than the high speed signal lines provided separated from ... | 02/19/2013 |
| 8374511 | 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 modulat... | 02/12/2013 |
| 8364044 | Transmission system for image display device and electronic equipment A transmission system for an image display device has a first circuit board and a second circuit board, a flexible member for connecting the first circuit board and the second circuit board, an image display driver IC mounted on the first circuit board or the flexib... | 01/29/2013 |
| 8155532 | Optical transmission apparatus, optical transmission system, apparatus control method, and recording medium on which program for the apparatus is recorded A removable optical interface module is used to allow an optical transmission apparatus to flexibly respond to a change from a type of service to another that uses a different light wavelength. To this end, the optical transmission apparatus is removably provided wi... | 04/10/2012 |
| 8139949 | Electrical signal transmission module, method of transmitting electric signals and electrical inspection apparatus having the same An electrical signal transmission module includes a plurality of optical signal lines and a plurality of electrical signal lines. The plurality of optical signal lines converting a first externally input electrical signal into an optical signal, transmitting the opt... | 03/20/2012 |
| 8041229 | System and method for optoelectrical communication A system for optoelectrical communication includes a transmitter configured to transmit optical signals. It also includes a pluggable form factor module. The module includes an input port, an output port, and a receiver configured to convert optical signals received... | 10/18/2011 |
| 8041230 | System and method for optoelectrical communication A method for upgrading an optoelectrical system includes securing a transmitter to a line card, wherein the line card comprises an optoelectrical connector. It also includes coupling the transmitter to the connector, wherein the connector comprises an embedded fiber... | 10/18/2011 |
| 8014682 | Free-space optical communication system A free-space communication system and method of operation includes a first communication device physically coupled to a substrate and having an optical transmitter for communicating information. A second communication device is physically coupled to the substrate an... | 09/06/2011 |
| 7941056 | Optical interconnect in high-speed memory systems A optical link for achieving electrical isolation between a controller and a memory device is disclosed. The optical link increases the noise immunity of electrical interconnections, and allows the memory device to be placed a greater distance from the processor tha... | 05/10/2011 |
| 7925168 | Optical interconnect system providing communication between computer system components An optical interconnect system for communication between computer system components is described. The system includes an optical data communication path and a plurality of optical taps, each optical tap optically coupling a respective computer system component to th... | 04/12/2011 |
| 7907851 | Self-oscillation communication module Provided is a self-oscillation communication module in which an optical device, a solar battery, and a radio frequency (RF) device are monolithic-integrated. When an active layer of the optical device contains In(Ga)As quantum dots, the optical device can emit light... | 03/15/2011 |
| 7889996 | Optical-signal-path routing in a multi-chip system Embodiments of a system are described. This system includes an array of chip modules (CMs) that are configured to communicate data signals with each other via optical communication. In a given CM module, optical signal paths, such as waveguides, are routed in the sa... | 02/15/2011 |
| 7865084 | Multi-chip systems with optical bypass Embodiments of a system that includes an array of single-chip modules (CMs) are described. This array includes a first CM, a second CM coupled to the first CM, and a third CM coupled to the second CM. A given CM, which can be the first CM, the second CM or the third... | 01/04/2011 |
| 7813649 | Optical module An optical module includes a stem with a piercing hole, an optical element mounted on a top surface of the stem, a lead which passes through the piercing hole, one end of the lead being connected to the optical element, and an insulating material in the piercing hol... | 10/12/2010 |
| 7805084 | Dual stage modular optical devices Embodiments of the present invention are directed to a dual stage modular optical device for sending and/or receiving optical signals. A first fabricated package includes a light source for generating optical signals and/or a light detector for detecting received op... | 09/28/2010 |
| 7805083 | Method and apparatus for data recovery in an optical transmission system Method and apparatus for data recovery in optical transmission systems include parallel detection subcircuits for determining output values of sequentially provided optical data bits such that sequentially provided optical data bits are alternately processed by resp... | 09/28/2010 |
| 7702244 | Circuit design and optics system for infrared signal transceivers An Improved Circuit Design and Optics System for infrared Signal Transceivers is disclosed. The preferred system includes an IR transceiver assembly that is easily grasped by assemblers. Furthermore, the primary and secondary lenses associated with the transceiver s... | 04/20/2010 |
| 7689129 | System-in-package optical transceiver in optical communication with a plurality of other system-in-package optical transceivers via an optical transmission line A parallel computation apparatus as a multiprocessor includes functional modules as a plurality of processors having an optical communication function and capable of mutually cooperating, and an optical transmission line interconnecting the plurality of processors. ... | 03/30/2010 |
| 7689128 | Return path transmitter with extended digital processing circuitry A Cable Television (CATV) digital return link system that provides dedicated, high-speed, full-duplex and point-to-point connections between users and the head end system is disclosed. The CATV digital return link system includes return path transmitters, intermedia... | 03/30/2010 |
| 7664405 | Pluggable optical diplexer/triplexer module The invention is directed to a pluggable module and mounting socket for use in an optical network terminal (ONT). In particular, the mounting socket accepts a pluggable module comprising either a dual-section triplexer card or a single-section diplexer card, thereby... | 02/16/2010 |
| 7664404 | Modular system for an optical rear panel bus The invention relates to a rear panel bus, with a number of plugs which may be plugged into the modules and a fibre optic cable, for guiding light signals, whereby the fibre optic cable has a number of interruptions in the propagation direction of the light signals,... | 02/16/2010 |
| 7650079 | Integrated optical transceiver circuit An integrated transceiver contains a optical equalizer for a distorted O/E-converted signal, an adaptive regenerator coupled to the equalizer, and a clock recovery circuit coupled to the adaptive regenerator. The transceiver has further an embedded processing unit a... | 01/19/2010 |
| 7630648 | Optical fan-out and broadcast interconnect methodology Methods are described for an optical fan-out and broadcast interconnect. A method includes operating an optical fan-out and broadcast interconnect including: fanning-out an optical signal from an optical signal emitter, of one of a plurality of nodes, with a divergi... | 12/08/2009 |
| 7620327 | Fiber optic telecommunications card with energy level monitoring 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 modulat... | 11/17/2009 |
| 7609975 | Optical transmission apparatus In an optical transmission apparatus controlling an optical output portion by a working optical output controller and a protection optical output controller, the optical output controllers separately generate (inverted) preset value signals corresponding to a common... | 10/27/2009 |
| 7606499 | Bidirectional transceiver assembly for POF application A bidirectional transceiver assembly includes a VCSEL structure that emits light at a defined wavelength on a substrate structure. A photodetector receives the light. A hole structure is formed on the substrate structure to allow the light from the VCSEL structure t... | 10/20/2009 |
| 7603040 | Chip to chip optic alleys and method A data link includes an ASIC. The data link includes a heat insulation layer in contact with the ASIC. The data link includes an optical transducer layer having a plurality of transducers, with each transducer of the plurality of transducers in communication with th... | 10/13/2009 |
| 7599626 | Communication systems incorporating control meshes The method of communicating with circuitry that includes providing a woven mesh having elongated conductive elements extending in array forming directions relative to the circuitry, establishing communication sites associated with the mesh elements, located in space... | 10/06/2009 |
| 7590357 | Optical module having small stray capacitance and stray inductance An optical module including an optical element package accommodating an optical element and having a high-speed signal lead terminal, a power supply lead terminal, and a grounding lead terminal; a main printed wiring board on which an integrated circuit is mounted; ... | 09/15/2009 |
| 7526207 | Flexible circuit design for improved laser bias connections to optical subassemblies A flexible circuit used in connecting driver circuitry with an optical assembly of a transceiver. The flexible circuit includes one or more first transmission lines that enable modulated signals to be delivered from the driver circuitry to the optical assembly. Elec... | 04/28/2009 |
| 7489875 | System and method for multiple bit optical data transmission in memory systems The disclosed system and method data increases data transmission speed through a memory system by using optical signals comprising a plurality of wavelengths of light so that each pulse of optical signals can represent more than a single bit of data. An optical tran... | 02/10/2009 |
| 7466924 | Reconfigurable data communications system with a removable optical backplane connector The present invention is directed to a reconfigurable data communications system. The system includes a removable optical backplane connector with a first end and a second end, a first data communications card, and a switch fabric card. The first data communications... | 12/16/2008 |
| 7463831 | Transponder assembly for use with parallel optics modules in fiber optic communications systems A transponder assembly for use with fiber optic digital communication cables having multiple parallel optic fiber elements. The transponder assembly features a transmitter port and receiver port for connection with separate parallel optic cables for separately trans... | 12/09/2008 |
| 7450858 | Apparatus and method for transmitting and receiving wavelength division multiplexing signals An optical sub-assembly (OSA) apparatus for use in an optical transmission system comprises a housing, a plurality of TO-can packaged optical devices, and a plurality of wavelength selective filters. Each of the plurality of TO-can packaged optical devices is sensit... | 11/11/2008 |
| 7450857 | Optical fan-out and broadcast interconnect Methods and apparatus are described for an optical fan-out and broadcast interconnect. A method includes operating an optical fan-out and broadcast interconnect including: fanning-out an optical signal from an optical signal emitter, of one of a plurality of nodes, ... | 11/11/2008 |
| 7437078 | Integrated post-amplifier, laser driver, and controller A telecommunications system and constituent integrated circuit that includes a post-amplifier assembly configured for communication with an optical receiver, a laser driver assembly configured for communication with the optical transmitter, and a controller assembly... | 10/14/2008 |
| 7418212 | Electrical detection of optical symbols A system and method for detecting digital symbols carried in a received optical signal. The system comprises a functional element operative to receive a stream of samples of an electrical signal derived from the received optical signal and to evaluate a non-linear f... | 08/26/2008 |
| 7418213 | Transimpedance amplifier with integrated filtering and reduced parasitic capacitance A transimpedance amplifier (TIA) with integrated filtering. A capacitance is integrated into the TIA and connected to the power supply and to an internal ground of the TIA. Noise on the power supply of the transimpedance amplifier is filtered by the capacitor such t... | 08/26/2008 |
