| Patents for H04J 14 - Optical multiplex systems (27,009) |
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| 04/03/2008 | US20080080867 WDM optical transimission system and optical amplifying apparatus |
| 04/03/2008 | US20080080866 Method and system for integrated dwdm transmitters |
| 04/03/2008 | US20080080865 Optical transmission apparatus and method of controlling the same |
| 04/03/2008 | US20080080864 Method and system for integrated dwdm transmitters |
| 04/03/2008 | US20080080863 Radio-over-fiber (RoF) wireless picocellular system with combined picocells |
| 04/03/2008 | US20080080862 Optical Identification Demodulation Method and System |
| 04/03/2008 | US20080080861 Photonic cross-connector system, wdm system using the same photonic cross-connector, and optical communication network based on the same wdm system |
| 04/03/2008 | US20080080860 Optical network system |
| 04/03/2008 | US20080080859 OTDM-DPSK signal generator capable of detecting an optical carrier phase difference between optical pulses |
| 04/03/2008 | US20080080857 Osnr measuring apparatus and osnr measuring method |
| 04/03/2008 | US20080080810 Compact wavelength-selective optical crossconnect |
| 04/02/2008 | EP1906574A1 Control method for a shared protection module and device for processing optical wavelengths |
| 04/02/2008 | CN201044450Y Free space photo-communication multi-wave carrier modulation device |
| 04/02/2008 | CN101155433A Service protection method and routing device |
| 04/02/2008 | CN101155432A Protection method and core node for delay jitter in light burst switching system |
| 04/02/2008 | CN101155162A Otdm-dpsk signal generator capable of detecting an optical carrier phase difference between optical pulses |
| 04/02/2008 | CN101155121A Switching method and node structure supporting burst packet and IP grouping |
| 04/02/2008 | CN101155108A Automatic protection ring rearranging method |
| 04/02/2008 | CN101155063A Service protection method and routing device |
| 04/02/2008 | CN101154997A Data transmission system and method |
| 04/02/2008 | CN100379189C Circuit in mixed rate optical communication network |
| 04/02/2008 | CN100379186C Apparatus and method for managing dispersion within an optical add/drop module |
| 04/01/2008 | US7352968 Chirped managed, wavelength multiplexed, directly modulated sources using an arrayed waveguide grating (AWG) as multi-wavelength discriminator |
| 04/01/2008 | US7352967 Data transmission system |
| 04/01/2008 | US7352928 Tunable optical add/drop multiplexer |
| 04/01/2008 | US7352779 System for multi-frame alignment |
| 04/01/2008 | US7352758 Dynamic bandwidth management using signaling protocol and virtual concatenation |
| 04/01/2008 | US7352690 Ranging and round trip delay timing adjustment in a multi-point to point bidirectional communication system |
| 04/01/2008 | CA2384869C Optical fiber ring communication system |
| 04/01/2008 | CA2249877C Fast frequency hopping spread spectrum for code division multiple access communications networks (ffh-cdma) |
| 03/27/2008 | WO2008036494A2 Optical aggregation and proxy device |
| 03/27/2008 | WO2008035769A1 Multiplex transmission system and multiplex transmission method |
| 03/27/2008 | WO2008034927A1 Optical remote node device and support equipment for constructing and extending fibre-optic access networks |
| 03/27/2008 | WO2008034378A1 A wave division multiplexing optical access transmission system, method and device |
| 03/27/2008 | WO2007130310A3 A system and method for pushing conditional message data between a client device and a server device in an internet protocol television network |
| 03/27/2008 | US20080075464 Wideband receiver based on photonics technology |
| 03/27/2008 | US20080075463 WDM optical transmission system and WDM optical transmission method |
| 03/27/2008 | US20080075462 Code division multiplexing optical access network system |
| 03/27/2008 | US20080075461 Wavelength Division Multiplexing Passive Optical Network System Adopted Dual Central Office |
| 03/27/2008 | US20080075460 Method and Apparatus for Scheduling Communication using a Star Switching Fabric |
| 03/27/2008 | DE102006044858A1 User unit for passive optical network, has phosphorus light emitting diode for generating electromagnetic radiation, and all light emitting diodes fall under term phosphorus light emitting diode |
| 03/27/2008 | CA2664227A1 Wireless over pon |
| 03/26/2008 | EP1903709A2 Remodulators for WDM optical communication systems |
| 03/26/2008 | EP1903708A2 Remodulators for WDM optical communication systems |
| 03/26/2008 | EP1903707A2 Remodulators for wdm optical communication systems |
| 03/26/2008 | EP1903706A2 WDM optical transmission system and WDM optical transmission method |
| 03/26/2008 | EP1652402B1 Packet and optical routing equipment and method |
| 03/26/2008 | CN101151833A System, device and method of expanding the operational bandwidth of a communication infrastructure |
| 03/26/2008 | CN101151827A Adaptive ONT for a PON network |
| 03/26/2008 | CN101150879A Intercrossed scheduling system and method based on optical transmission network |
| 03/26/2008 | CN101150875A A device and method for switching mapping modes |
| 03/26/2008 | CN101150479A Sub-wavelength switching and multicast method for optical transmission loop network |
| 03/26/2008 | CN101150441A A system and method for automatic single board connection configuration in network management |
| 03/26/2008 | CN101150438A Dense wave division multiplexing system and its optical port automatic discovery method |
| 03/26/2008 | CN101150376A Signal speed adjustment device |
| 03/26/2008 | CN101150375A 码分复用光接入网络系统 Code-division-multiplexed optical access network system |
| 03/26/2008 | CN101150366A Wave division multiplexing optical transmission system |
| 03/26/2008 | CN100377514C Method and system for increasing spectrum utilization factor in wavelength division multiplexing system |
| 03/26/2008 | CN100377506C Method for preventing error connection |
| 03/26/2008 | CN100376998C Optical transmission line monitoring system using a gain clamped optical amplifier |
| 03/26/2008 | CN100376926C Phase modulation polarization state quantum code device and decode device and application thereof |
| 03/26/2008 | CN100376908C Polarized non-sensitive array waveguide grating |
| 03/26/2008 | CN100376904C CWDM light filter |
| 03/25/2008 | US7349634 Optical transmission system for radio access and high frequency optical transmitter |
| 03/25/2008 | US7349633 Access point for constructing optical fiber-based high-speed wireless network system |
| 03/25/2008 | US7349632 Method of wavelength selection control and wavelength variable filter device |
| 03/25/2008 | US7349631 Wavelength-tunable light source and wavelength-division multiplexed transmission system using the source |
| 03/25/2008 | US7349630 Hybrid WDM/TDM network architecture |
| 03/25/2008 | US7349628 MMI based device |
| 03/25/2008 | US7349616 Fiber optic local convergence points for multiple dwelling units |
| 03/25/2008 | US7349594 Bidirectional wavelength cross connect architectures using wavelength routing elements |
| 03/25/2008 | US7349537 Method for data encryption in an ethernet passive optical network |
| 03/25/2008 | US7349492 Method, apparatus and system for high-speed transmission on fiber optic channel |
| 03/25/2008 | US7349341 Procedure for sorting flows in a transport network carrying circuit data flows |
| 03/25/2008 | US7349150 Optical terminal apparatus |
| 03/25/2008 | US7348516 Methods of and laser systems for link processing using laser pulses with specially tailored power profiles |
| 03/20/2008 | WO2008031452A1 Communications network |
| 03/20/2008 | WO2008031261A1 System and method for providing failure protection in optical networks |
| 03/20/2008 | WO2007133066A3 Interferometric element, interferometric n-stage tree element, and method of processing a first optical input signal and a second optical input signal so as to provide a plurality of orthogonal output signals |
| 03/20/2008 | US20080069571 Optical receiving apparatus |
| 03/20/2008 | US20080069570 Optical transceiver for 100 Gigabit/second transmission |
| 03/20/2008 | US20080069566 Wavelength superimposing device, manufacturing method therefor, and WDM network system |
| 03/20/2008 | US20080069565 Differential M phase shift keying optical receiving circuit |
| 03/20/2008 | US20080069564 Optical Aggregation and Proxy Device |
| 03/20/2008 | US20080069563 Protection Method for Ring Network of Optical Transmission Network |
| 03/20/2008 | US20080069562 Robust ranging method |
| 03/20/2008 | US20080069139 Control system using a mini slot signal in a passive optical network |
| 03/19/2008 | EP1179238B1 A device and method for filtering optical wavelengths |
| 03/19/2008 | CN201039195Y Wimble optical fiber loop cavity optical intercrossed wave division multiplexer |
| 03/19/2008 | CN101146091A Multi-channel data output method and system |
| 03/19/2008 | CN101145962A A path computing method for wave-division device |
| 03/19/2008 | CN101145934A A method for improving grid protection performance |
| 03/19/2008 | CN101145886A Combined wave length generator and generation method |
| 03/19/2008 | CN101145885A Wave length adjusting device and wave length adjusting method |
| 03/19/2008 | CN101145884A A judgement method for confliction detection in wave division multiplexing service |
| 03/19/2008 | CN101145883A A method for avoiding optical channel self-excitation in MAN |
| 03/19/2008 | CN101145882A Implementation method for quick protective switch |
| 03/19/2008 | CN101145881A Device for transmitting monitoring information in wave division multiplexing system |
| 03/19/2008 | CN101145880A Non symmetric wave division multiplexing transmission system |
| 03/19/2008 | CN101145879A A device and method for realizing section protection in single fiber bidirectional WDM system |