| Patents for H04J 14 - Optical multiplex systems (27,009) |
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| 03/19/2008 | CN101145878A WDM system instantaneous optimization control method and system |
| 03/19/2008 | CN101145877A Optical forward board with multi-cast function and broadcast network with this optical forward board |
| 03/19/2008 | CN101145857A A service convergence system for saving core router port |
| 03/19/2008 | CN101145854A A device for optical amplification for single fiber bidirectional WDM system |
| 03/19/2008 | CN101145850A Return-to-zero alternate signal transmission and reversion optical transmitter and optical signal generation method |
| 03/19/2008 | CN101145849A Signal receiving system and method for differential phase shift key control optical transmission system |
| 03/19/2008 | CN101145847A Preferential choice method for wave length scheme of G.653 optical fiber WDM system |
| 03/19/2008 | CN101145846A Device and method for service transmission timing and networking timing in optical access network |
| 03/19/2008 | CN101145839A Method and device for monitoring sub-network connection protection of k-rank optical channel data unit sub-layer |
| 03/18/2008 | US7346674 Configurable fibre channel loop system |
| 03/18/2008 | US7346280 Bi-directional long haul/ultra long haul optical communication link |
| 03/18/2008 | US7346277 Joint-layer restoration in packet-over-optical networks |
| 03/18/2008 | CA2333437C Optical multiplexer/demultiplexer |
| 03/13/2008 | WO2008030782A2 Wideband receiver based on photonics technology |
| 03/13/2008 | WO2008028363A1 Grouping filtering device and method thereof |
| 03/13/2008 | WO2008028362A1 An configurable optical add and drop multiplexer device for realizing the monodirectional and polydirectional wavelength dispatch |
| 03/13/2008 | WO2007126846A3 Free-space optical hybrid |
| 03/13/2008 | US20080063407 Digital optical network architecture |
| 03/13/2008 | US20080063401 Method, Apparatus and System for High-Speed Transmission on Fiber Optic Channel |
| 03/13/2008 | US20080063399 Methods and apparatus to implement communication networks using electrically conductive and optical communication media |
| 03/13/2008 | US20080063398 Fiber-to-the-seat (ftts) fiber distribution system |
| 03/13/2008 | US20080063397 System and method for providing wireless over a passive optical network (pon) |
| 03/13/2008 | US20080063394 Fault protection system and method for passive optical network |
| 03/13/2008 | US20080063347 Method for the manufacture of optical fibers and improved optical fibers |
| 03/13/2008 | US20080063039 Optimization of ultra-wideband communication through a wire medium |
| 03/13/2008 | US20080063010 Systems and method for orthogonal frequency divisional multiplexing |
| 03/12/2008 | EP1896886A1 Method and system for hitless tunable optical processing |
| 03/12/2008 | EP1312182B1 Optical transmission system |
| 03/12/2008 | CN101141224A ROADM system and wavelength selecting method and device |
| 03/12/2008 | CN101141223A Service based fault localization method and apparatus |
| 03/12/2008 | CN101141222A Device and method for implementing photosignal waveform generation |
| 03/12/2008 | CN101141221A Configurable OADM device |
| 03/12/2008 | CN101141220A Optical power display and regulation device |
| 03/12/2008 | CN101141219A Device and method for implementing wavelength division multiplexing system channel power pitch dynamic compensation |
| 03/12/2008 | CN101141218A Protection switching system and method for wavelength division multiplexing load client network |
| 03/12/2008 | CN101141217A Automatic test system and method of wavelength selection system |
| 03/12/2008 | CN101141216A Data transmission method and data transmission channel device in wavelength-division system |
| 03/12/2008 | CN101141200A Multi-frequency phase modulation based multi-wavelength source generating method and apparatus |
| 03/12/2008 | CN101141199A Optical transmitting system and method |
| 03/12/2008 | CN101141198A Method and system for determining C waveband dense wavelength division multiplexing system of dispersion displacement optical fiber |
| 03/12/2008 | CN101141196A Method to display time slot configuration graphical interfaces in telecommunication network management |
| 03/12/2008 | CN101141191A Considerable alarm reporting process equipment and method |
| 03/12/2008 | CN101141190A EDFA transient performance index testing device and method |
| 03/12/2008 | CN101140343A Micro-resonance loop channel elect optic switch |
| 03/12/2008 | CN100375416C Multiplexer for inserting/ splittingout in WDM optical communication system and blance method |
| 03/12/2008 | CN100375412C Optical network unit, wave length branch device and wave length multiplex access system |
| 03/12/2008 | CN100375041C Data transfer in an optical network communication system |
| 03/11/2008 | US7343102 Optical transmission system with automatic signal level adjustment and startup functions |
| 03/11/2008 | US7343100 Optical communications based on optical polarization multiplexing and demultiplexing |
| 03/11/2008 | US7343097 Optical transmission systems including optical amplifiers and methods of use therein |
| 03/11/2008 | US7343096 Method and apparatus for in-service upgrading of OADM to wavelength selective switch of higher degree |
| 03/11/2008 | US7343095 Optical interleaver |
| 03/11/2008 | US7343094 Transmission characteristics evaluation system and pseudo transmission path apparatus thereof |
| 03/11/2008 | US7343093 Protected bidirectional WDM network |
| 03/11/2008 | US7343065 Optical signal amplifying triode and optical signal transfer method, optical signal relay device, and optical signal storage device using the same |
| 03/11/2008 | US7342945 Data time difference absorbing circuit and data receiving method and device |
| 03/11/2008 | CA2443416C Optical multi-demultiplexer |
| 03/06/2008 | WO2008028125A2 Systems and methods for storing optical data |
| 03/06/2008 | WO2007104022A3 Dual-parallel-mz modulator bias control |
| 03/06/2008 | US20080056730 Modulator, Optical Transmitter And Optical Transmission Apparatus |
| 03/06/2008 | US20080056721 Multiple bit rate optical communication method, optical network unit and optical line terminal |
| 03/06/2008 | US20080056720 Method and system for power management control in passive optical networks |
| 03/06/2008 | US20080056719 Method and apparatus for enabling an optical network terminal in a passive optical network |
| 03/06/2008 | US20080056718 Synchronous collapsed ring architecture for real-time signal switching and distribution |
| 03/06/2008 | US20080056717 Wavelength Selection |
| 03/06/2008 | US20080056716 Electro-optical device and electronic apparatus |
| 03/06/2008 | US20080056715 Optical transmission apparatus having OADM function |
| 03/06/2008 | US20080056398 Systems and method for orthogonal frequency divisional multiplexing |
| 03/06/2008 | US20080056119 Systems and method for orthogonal frequency divisional multiplexing |
| 03/06/2008 | DE112004002815T5 Optische Frequenzmessvorrichtung und optisches Frequenzmessverfahren Optical frequency measurement apparatus and optical frequency measurement method |
| 03/05/2008 | EP1895698A2 Station-side optical network terminal apparatus, subscriber-side optical network terminal apparatus and optical communication system |
| 03/05/2008 | EP1895690A1 Optical transmission apparatus |
| 03/05/2008 | EP1636913A4 Ultra-wideband communication through local power lines |
| 03/05/2008 | EP1456981B1 Protected bidirectional wdm network |
| 03/05/2008 | EP1348266B1 Control scheme for long wavelength channels in wideband wdm optical fiber transmission system |
| 03/05/2008 | EP1328836B1 Optical serial link |
| 03/05/2008 | CN101136879A Interconnection arrangement of DWDM ethernet official telephone and circuit switching official telephone |
| 03/05/2008 | CN101136717A Configurable OADM device of implementing single, polydirectional wavelength scheduling |
| 03/05/2008 | CN101136705A Full optical subcarrier demodulator and method of millimeter wave optical fiber radio uplink |
| 03/05/2008 | CN101136703A Data transmission method, system and device |
| 03/05/2008 | CN101136701A Wavelength division multiplexing optical access transmission system and method |
| 03/05/2008 | CN100373217C Method and device for controlling bias of optical modulator |
| 03/04/2008 | US7340186 Discrimination phase margin monitor circuit, transmitting/receiving device and communication system |
| 03/04/2008 | US7340183 Optical communications systems, devices, and methods |
| 03/04/2008 | US7340182 Multiplexer |
| 03/04/2008 | US7340180 Countermeasures for idle pattern SRS interference in ethernet optical network systems |
| 03/04/2008 | US7340177 WDM optical communication system capable of monitoring temperature |
| 03/04/2008 | US7340176 Metropolitan area type optical telecommunications network comprising a ring type core |
| 03/04/2008 | US7340175 Non-uniform optical waveband aggregator and deaggregator and hierarchical hybrid optical cross-connect system |
| 03/04/2008 | US7340174 Programmable OADM with chromatic dispersion, dispersion slope and amplitude ripple compensation, and method |
| 03/04/2008 | US7340173 Wavelength division multiplexing optical transmitter using Fabry-Perot laser |
| 03/04/2008 | US7340172 Optical WDM-TDM network |
| 03/04/2008 | US7340171 FTTH system for broadcast/communication convergence using IEEE 1394 |
| 03/04/2008 | US7340170 Wavelength-division multiplexed self-healing passive optical network |
| 03/04/2008 | US7340169 Dynamic route discovery for optical switched networks using peer routing |
| 03/04/2008 | US7340168 System and method for optically labeled packet transmission |
| 03/04/2008 | US7340167 Fibre channel transparent switch for mixed switch fabrics |
| 03/04/2008 | US7340166 Methods and apparatus for automated testing and analysis of dense wavelength division multiplexing (DWDM), wavelength selective and/or optical switching devices |
| 03/04/2008 | US7340165 Optical amplifying device |
| 03/04/2008 | US7340124 Optical switch using rare earth doped glass |