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