Patents for H04J 14 - Optical multiplex systems (27,009) |
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09/28/2011 | CN102204137A Passive optical networks |
09/28/2011 | CN102204037A Self injection laser, wave division multiplexing passive optical network system and optical line terminal |
09/28/2011 | CN102201871A ROF (radio-over-fiber) transmitter-receiver set and WDM (wavelength division multiplexing) ROF communication system |
09/28/2011 | CN101204034B System and method for quantum key distribution over WDM links |
09/28/2011 | CN101197620B Hybrid passive optical network transmitting/receiving device |
09/27/2011 | US8027588 Systems and methods for optical carrier recovery |
09/27/2011 | US8027587 Integrated optic vector-matrix multiplier |
09/27/2011 | US8027586 Passive optical network system and optical line terminating apparatus |
09/27/2011 | US8027585 Optical communication method, optical communication device, and optical communication system |
09/27/2011 | US8027337 SONET multiplexer card having front panel access to electrical and optical connectors for use in compact enclosure for SONET multiplexer cards |
09/27/2011 | CA2470361C Protected bidirectional wdm network |
09/27/2011 | CA2440230C A flexible wdm ring network |
09/22/2011 | WO2011114042A1 Method and device for inserting/extracting optical subband into multiband optical ofdm signal |
09/22/2011 | WO2011113679A1 Method for optimizing the capacity of optical communication networks |
09/22/2011 | WO2011113316A1 Optical transmission device and passive optical network system |
09/22/2011 | US20110229147 Visible ray communication system and method for transmitting signal |
09/22/2011 | US20110229140 Wdm-pon system, ont, olt and method for initialization of tunable laser |
09/22/2011 | US20110229139 Transparent fiber channel link management for protocol transport |
09/22/2011 | US20110229138 Optical-signal processing apparatus, optical transmission method, receiver, and optical network system |
09/22/2011 | US20110229137 Tunable Receiver |
09/22/2011 | US20110229136 Long reach optical network |
09/22/2011 | US20110229135 Optical component and method for data processing |
09/22/2011 | US20110229134 Optical network designing device, method, and program |
09/22/2011 | US20110229133 Transmission apparatus and signal transmission method |
09/22/2011 | US20110229132 Wavelength selective switch |
09/22/2011 | US20110229131 Versatile optical network interface methods and systems |
09/22/2011 | US20110229130 Visible ray communication system, transmission apparatus, and signal transmission method |
09/22/2011 | US20110229128 Optical node, optical network system, and method for measuring polarization mode dispersion |
09/22/2011 | US20110229127 Digital coherent receiver and digital coherent reception method |
09/22/2011 | US20110228381 Optical amplifying device, gain control method, optical transmission device, and gain control device |
09/21/2011 | EP2367312A2 Head unit for transferring telecommunications signals in networks with an optical transfer medium |
09/21/2011 | EP2367302A1 Polarized-wave-multiplexing optical transmitter and control method of polarized-wave-multiplexed optical signal |
09/21/2011 | EP2366228A1 Methods and devices for wavelength alignment in wdm-pon |
09/21/2011 | CN1813429B Optical communication system using optical frequency code, optical transmission device and optical reception device thereof, and reflection type optical communication device |
09/21/2011 | CN102196325A Ant-colony-system-based dynamic routing and wavelength assignment method for optical network |
09/21/2011 | CN102195739A Realization method and system of optical label |
09/21/2011 | CN102193149A Afebrile array waveguide grating wavelength division multiplexer |
09/21/2011 | CN101582718B Wavelength protection method based on wavelength utilization rate in single link |
09/21/2011 | CN101304294B Non-obstruction optical network apparatus as well as optical network node end-to-end service non-obstruction decussation method |
09/21/2011 | CN101047441B Residual dispersion real-time detection system and method |
09/21/2011 | CN101043288B Optical multiplexed layer power optimized system and its method |
09/20/2011 | US8023825 Optical switching architectures for nodes in WDM mesh and ring networks |
09/20/2011 | US8023824 Wavelength division multiplexed passive optical network |
09/20/2011 | US8023823 System and method for transmitting upstream traffic in an optical network |
09/20/2011 | US8023822 Optical band splitter/combiner device comprising a three-arms interferometer |
09/20/2011 | US8023821 Low cost network architecture using thin optical transport layer |
09/20/2011 | US8023820 Systems, apparatus, methods and computer program products for downloading and maintaining IP stream whitelists on optical network terminals |
09/20/2011 | US8023819 Method and apparatus for network fault detection and protection switching using optical switches with integrated power detectors |
09/20/2011 | US8023782 Method and apparatus for demultiplexing optical signals in a passive optical network |
09/20/2011 | US8023527 Method and apparatus for adjusting timeslot fragments of multiple links |
09/20/2011 | US8022379 Beam position sensor for optical switch modules |
09/20/2011 | CA2491739C Compensating for chromatic dispersion in optical fibers |
09/20/2011 | CA2463502C Digital optical network architecture |
09/20/2011 | CA2385429C Method and system for transmitting information in an optical communication system using distributed amplification |
09/15/2011 | WO2011110223A1 Data processing of an optical network element |
09/15/2011 | WO2011083165A9 Network element |
09/15/2011 | US20110222859 Compact Multiplexer/Demultiplexer |
09/15/2011 | US20110222858 Optical communication apparatus and optical communication method |
09/15/2011 | US20110222857 Remote node for wavelength-division-multiplexed passive optical network |
09/15/2011 | US20110222856 All-Optical 2R Regeneration |
09/15/2011 | US20110222855 Wavelength division multiplexing-passive optical network system |
09/15/2011 | US20110222854 Coherent optical hubbing |
09/15/2011 | US20110222853 Polarized-wave-multiplexing optical transmitter and control method of polarized-wave-multiplexed optical signal |
09/15/2011 | US20110222852 Method and system for configuring a connection-oriented packet network over a wavelength division multiplexed optical network |
09/15/2011 | US20110222851 Method to transform a dynamic analog optical network to a digital representation |
09/15/2011 | US20110222847 Method, system, and device for implementing service forwarding |
09/15/2011 | US20110222846 Shared photonic mesh |
09/14/2011 | EP2365654A2 Multicore fiber transmission systems and methods |
09/14/2011 | EP2365649A1 Optical network and method of operating an optical network |
09/14/2011 | CN1863028B Method of transmitting an optical signal and optical transmission system for implementing such a method |
09/14/2011 | CN102187604A Improvements in or relating to modulation in an optical network |
09/14/2011 | CN101501541B Method and system for grating taps for monitoring a dwdm transmitter array |
09/14/2011 | CN101136705B Full optical subcarrier demodulator and method of millimeter wave optical fiber radio uplink |
09/14/2011 | CN101136701B Wavelength division multiplexing optical access transmission system and method |
09/14/2011 | CN101039151B Method, system and client equipment for obtaining optical fiber signal flow information of optical network |
09/13/2011 | US8019228 Optical switching transmission system with timing correction |
09/13/2011 | US8019222 Digital encoding of labels for optical packet networks |
09/13/2011 | US8019221 Systems and methods for broadband transmission of signals |
09/13/2011 | US8019220 PON system, station side device and redundant method used for the same |
09/13/2011 | US8019219 Optical packet switching apparatus and method therefor |
09/09/2011 | WO2011107659A1 Optical system for a passive optical network |
09/09/2011 | WO2011107338A1 Element of a wavelength division multiplexing optical network |
09/09/2011 | WO2011106871A1 Crosstalk mitigation in optical transceivers |
09/08/2011 | US20110217045 Crosstalk mitigation in optical transceivers |
09/08/2011 | US20110217044 Visible light multiplex communication system |
09/08/2011 | US20110217043 Iterative carrier-phase estimation and data recovery for coherent optical receivers |
09/08/2011 | US20110217042 High performance gigabit passive optical network |
09/08/2011 | US20110217041 Pon system, station-side apparatus for pon system, and control method thereof |
09/08/2011 | US20110217040 Optical transmission system |
09/08/2011 | US20110217039 Wavelength Division Multiplexing Transmission Equipment |
09/08/2011 | US20110217038 Method and device for optical switching |
09/08/2011 | US20110217037 Wavelength selective switch |
09/08/2011 | US20110217035 Protection Mechanism for a Communications Network |
09/07/2011 | EP2362983A1 Utilizing optical bypass links in a communication network |
09/07/2011 | EP2101467B1 Client signal transport method and apparatus in optical transport network |
09/07/2011 | CN1883226B Node for an optical communication network |
09/07/2011 | CN101272214B Transmission control method of wavelength division multiplexing system |
09/07/2011 | CN101114886B Polarization type optical caching device and regulating method thereof |
09/07/2011 | CN101064583B Tunable OADM module |
09/06/2011 | US8014676 CMOS-compatible tunable microwave photonic band-stop filter |