Patents for H04J 14 - Optical multiplex systems (27,009) |
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12/18/2013 | EP2221999B1 Signal processing device and optical receiving device |
12/18/2013 | CN103460629A Coherent optical receiver for pilot-assisted data transmission |
12/18/2013 | CN103460628A Optical transmission apparatus |
12/18/2013 | CN103457902A WDM-PON wired/wireless selectable access system and method |
12/18/2013 | CN102439996B Optical network system, method for updating optical network system and optical distribution network |
12/17/2013 | US8611759 Optical domain wideband RF spectrum analyzer/channelizer based on third-order nonlinear mixing |
12/17/2013 | US8611751 System, apparatus and method for communicating data via polarization multiplexing |
12/17/2013 | US8611750 Wavelength locker for simultaneous control of multiple dense wavelength division multiplexing transmitters |
12/17/2013 | US8611749 Technology for arranging optical channels in switching optical equipment |
12/17/2013 | US8611748 WDM optical transmission system and wavelength dispersion compensation method |
12/17/2013 | US8611747 Method and system for multiplexing optical communication signals |
12/17/2013 | US8611746 Optical transmission between a central terminal and a plurality of client terminals via an optical network |
12/17/2013 | US8611745 Passive optical network communication system |
12/17/2013 | US8611744 Monitoring system employing carrier recovery |
12/17/2013 | US8611743 Optical-layer traffic grooming in flexible optical networks |
12/17/2013 | US8611741 Method for measuring signal quality in WDM optical networks |
12/17/2013 | US8611534 Electro-optic waveguide polarisation modulator |
12/12/2013 | WO2013182246A1 Optical routing apparatus and method |
12/12/2013 | US20130330082 Frame Structure For Adaptive Data Communications Over A Plastic Optical Fibre |
12/12/2013 | US20130330081 Wavelength Assignment In An Optical WDM Network |
12/12/2013 | US20130330080 Wavelength Division Multiplexing/De-Multiplexing Optical Assembly for High Speed Parallel Long Distance Transmission |
12/12/2013 | US20130330079 Remote Optical Demarcation Point |
12/12/2013 | US20130330078 Fast protection scheme for passive optical network |
12/12/2013 | US20130330077 Virtual wavelength networks |
12/12/2013 | US20130330076 Methods and Devices for Space-Time Multi-Plane Optical Networks |
12/12/2013 | US20130330073 Bidirectional monitor module, optical module, optical add-drop multiplexer, and optical system |
12/11/2013 | EP2672635A1 Optical receiver, polarization separation device and polarization separation method |
12/11/2013 | EP2672634A1 Utilizing optical bypass links in a communication network |
12/11/2013 | EP2671336A1 Method of configuring an optical path, a path computation engine and an optical communications network node |
12/11/2013 | CN103444112A Method of optical data transmission using polarization division multiplexing |
12/11/2013 | CN103444111A Wavelength management in multiple-avelength passive optical networks |
12/11/2013 | CN103444103A Apparatus and method for generating interleaved return-to-zero (IRZ) polarization-division multiplexed (PDM) signals |
12/11/2013 | CN103441929A Method for reducing wavelength-continuity constraint based on WSON (wavelength switched optical network) |
12/11/2013 | CN103439767A Programmable optical fiber mode stimulation and coupling method |
12/11/2013 | CN101931488B Full-time all-pass quantum network router and method for expanding quantum secret communication network |
12/11/2013 | CN101926115B Optical transmission system and repeater |
12/10/2013 | US8606115 Optical transmission apparatus and optical communication system |
12/10/2013 | US8606109 Technique for forwarding packets in a gigabit passive optical network (GPON) |
12/10/2013 | US8606108 Dispersion slope compensation and dispersion map management systems and methods |
12/10/2013 | US8606107 Colorless dense wavelength division multiplexing transmitters |
12/10/2013 | US8606106 Optical fibre network |
12/10/2013 | US8606105 Virtual core router and switch systems and methods with a hybrid control architecture |
12/10/2013 | US8606104 Wavelength selective switch |
12/10/2013 | US8605357 Wavelength selective switch and optical transfer device |
12/05/2013 | WO2013179604A1 Optical transmission device, optical transmission system, and optical transmission method |
12/05/2013 | WO2013179467A1 Optical transceiver device and method for controlling optical output values |
12/05/2013 | WO2013179161A1 Resilience in an access subnetwork ring |
12/05/2013 | WO2013178006A1 Path establishment method and device thereof |
12/05/2013 | US20130322883 Resilience in an access subnetwork ring |
12/05/2013 | US20130322881 Optical transmission with polarization division multiplexing |
12/04/2013 | EP2670210A1 System for implementing a radio over fiber transmission in a passive optical network |
12/04/2013 | EP2670072A1 Polarization multiplexing optical receiving device and polarization multiplexing optical receiving method |
12/04/2013 | EP2532113B1 Data packet synchronization and return-to-zero conversion |
12/04/2013 | CN203324504U Thermotropic AWG |
12/04/2013 | CN103430471A Error handling in passive optical network |
12/04/2013 | CN103428587A Optical burst add drop multiplexer |
12/04/2013 | CN103427929A Method and apparatus for route establishment |
12/04/2013 | CN102215080B Dynamic protection method for multi-domain optical network |
12/04/2013 | CN102196325B Ant-colony-system-based dynamic routing and wavelength assignment method for optical network |
12/04/2013 | CN101986576B Optical signal transmitter and method for controlling polarization multiplexed optical signal |
12/03/2013 | US8600240 Optical network element, optical network, and method of operating an optical network |
12/03/2013 | US8600236 Optical communication module for optical wavelength division multiplexing |
12/03/2013 | US8600235 Network with sourceless clients |
12/03/2013 | US8600234 Method and apparatus for link sharing among multiple epons |
12/03/2013 | US8600233 Arbitration of optical communication bus |
12/03/2013 | US8600229 Method and system for shared protection in wavelength division multiplexing loop network |
12/03/2013 | CA2683156C Method and apparatus for transmitting multiple channels in a wavelength division multiplexed (wdm) optical communication system with reduced raman crosstalk and nonlinear distortions |
12/03/2013 | CA2522790C A micro-electro-mechanical-system two dimensional mirror with articulated suspension structures for high fill factor arrays |
11/28/2013 | WO2013177012A1 Systems for differential optical signaling |
11/28/2013 | WO2013173983A1 Method, system and device for switching wavelength of multi-wavelength passive optical network (pon) |
11/28/2013 | US20130315602 Optical transmission device |
11/28/2013 | US20130315601 Optical transmission device |
11/28/2013 | US20130315600 Registration of Device Characteristics with Optical Layer for Use in Establishing Connections Through an Optical Network |
11/28/2013 | US20130315599 Tunable multi-wavelength optical transmitter and transceiver for optical communications based on wavelength division multiplexing |
11/28/2013 | US20130315598 System and method for use in wavelength division multiplexer |
11/28/2013 | US20130315597 Photonic Compressive Sensing Receiver |
11/28/2013 | US20130315595 TIME DIVISION DUPLEXING FOR EPoC |
11/28/2013 | US20130315586 Terabit top-of-rack switch |
11/28/2013 | US20130315585 Passive wavelength division multiplexing device for automatic wavelength locking and system thereof |
11/28/2013 | US20130315580 Software defined networking photonic routing systems and methods |
11/27/2013 | EP2667230A1 Wavelength-division multiplexer, optical switch apparatus, and optical switch control method |
11/27/2013 | EP2666272A2 Digital demodulator architecture |
11/27/2013 | EP2666250A1 Procedure and system for optical network survival against multiple failures |
11/27/2013 | EP2157722B1 WDM PON RF overlay architecture based on quantum dot multi-wavelength laser source |
11/27/2013 | CN203311035U M*N port reconfigurable optical add drop multiplexer based on liquid crystal on silicon |
11/27/2013 | CN103414519A Optically-controlled microwave beam forming networks |
11/27/2013 | CN103411668A Optical power meter based on LAN-WDM wave band |
11/26/2013 | US8594504 Optimised multiplexer/demultiplexer optical structure |
11/26/2013 | US8594503 Method and system for multiplexer waveguide coupling |
11/26/2013 | US8594502 Method and apparatus using distributed raman amplification and remote pumping in bidirectional optical communication networks |
11/26/2013 | US8594501 Determining metropolitan optical transport network architectures optimized for long term evolution (LTE) networks |
11/21/2013 | WO2013173616A1 Wavelength tunable array for data communications |
11/21/2013 | WO2013172541A1 Bidirectional optical transmitting and receiving module |
11/21/2013 | WO2013171042A1 Optical data transmission system |
11/21/2013 | WO2013170909A1 Dummy optical signals for optical networks |
11/21/2013 | WO2013170907A1 Passive optical networks and method of configuring transmission wavelengths therein |
11/21/2013 | US20130308950 Optical pass-band filtering method and device and a device for inserting/extracting a frequency multiplexed optical sub-band into/from an optical signal |
11/21/2013 | US20130308949 Optical orthogonal frequency division multiple multiplexing receiver and optical signal receiving method thereof |
11/21/2013 | US20130308947 Method of optical data transmission using polarization division multiplexing |
11/21/2013 | US20130308946 Optical Switching Architectures for Nodes in WDM Mesh and Ring Networks |