| Patents for H04J 14 - Optical multiplex systems (27,009) |
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| 03/06/2014 | US20140064732 Apparatus and method for receiving optical signal, and optical frequency-division-multiplexing transmission system |
| 03/06/2014 | US20140064729 Polarization diverse demultiplexing |
| 03/06/2014 | US20140064728 Method and apparatus for suppressing optical beat interference noise in raman amplifiers |
| 03/06/2014 | US20140064727 Passive optical networks |
| 03/05/2014 | EP2704364A1 Optical communication method for transmitting an information signal |
| 03/05/2014 | EP2704343A1 Multi-wavelength fast tunable transmission device and optical packet switching node |
| 03/05/2014 | EP2702714A1 System and method for automated provisioning of services using single step routing and wavelength assignment algorithm in dwdm networks |
| 03/05/2014 | CN103620988A Individual information in lower and upper optical sidebands |
| 03/05/2014 | CN103618573A Satellite-borne effective load optical bus system based on wavelength-division multiplexing technology |
| 03/05/2014 | CN102318279B High-speed optical signal control unit, parent station device, and grant allocation method |
| 03/05/2014 | CN101911549B Spectral tilt compensation |
| 03/04/2014 | US8666251 Electronic dispersion compensation system and method |
| 03/04/2014 | US8666250 Optical access network and nodes |
| 03/04/2014 | US8666249 Method, device, and system for implementing LR-PON |
| 03/04/2014 | US8666248 Method for data frame reduction in a photonic-based distributed network switch |
| 03/04/2014 | US8666247 Bandwidth defragmentation systems and methods in optical networks |
| 03/04/2014 | US8666246 Path computation element method to support routing and wavelength assignment in wavelength switched optical networks |
| 03/04/2014 | US8666243 Optical transmission device, optical transmission method, and recording medium thereof |
| 03/04/2014 | US8666242 Response to OTUk-BDI for OTN interfaces to restore bidirectional communications |
| 02/27/2014 | WO2014029797A1 Method and device for conveying optical data |
| 02/27/2014 | US20140056584 Reconfigurable Optical Add-Drop Multiplexer and Optical Network Element |
| 02/27/2014 | US20140056583 Symbol alignment in high speed optical orthogonal frequency division multiplexing transmission systems |
| 02/27/2014 | DE202014000481U1 Anordnung zur Informationsübertragung mittels linear polarisierter elektromagnetischer Wellen An information transmission using linearly polarized electromagnetic waves |
| 02/27/2014 | DE112004002715B4 Verfahren zum Verarbeiten von optischen Kommunikationssystem-Overheads und Signalverarbeitungseinrichtung A method of processing optical communication system overhead and signal processing means |
| 02/26/2014 | EP2701324A1 Method and device for conveying optical data |
| 02/26/2014 | EP2700182A2 Transport of multiple asynchronous data streams using higher order modulation |
| 02/26/2014 | EP2700181A1 Passive optical network optical network terminal apparatus and configuration method |
| 02/26/2014 | CN103609048A Optical moduel and optical network system |
| 02/26/2014 | CN103609040A Optical receiver for multimode communications |
| 02/25/2014 | US8660436 Coded light transmission and reception |
| 02/25/2014 | US8660435 Optical power distribution system |
| 02/25/2014 | US8660433 Pilot-assisted data transmission in a coherent optical-communication system |
| 02/25/2014 | US8660430 Method and a system for optimizing radio network layer to implement the network interconnection, and a method for interconnection between the radio network and the wired network |
| 02/25/2014 | US8660429 Wavelength division multiplexing module |
| 02/25/2014 | US8660428 Variable channel spacing in a coherent transmission system |
| 02/25/2014 | US8660427 Method and apparatus of the architecture and operation of control processing unit in wavelenght-division-multiplexed photonic burst-switched networks |
| 02/25/2014 | US8660422 Combined communication and broadcasting dual switching system and method |
| 02/25/2014 | US8660391 Heterogeneous waveguide integrated optical isolator and circulator utilizing one or more optical grating couplers |
| 02/25/2014 | US8659994 Method and system for communicating multicast traffic over protected paths |
| 02/20/2014 | WO2014028611A1 Inter-optical line terminal (olt) communication in multiple-olt passive optical networks (pons) |
| 02/20/2014 | WO2014027204A1 Optical device and methods |
| 02/20/2014 | US20140050479 Inter-Optical Line Terminal (OLT) Communication in Multiple-OLT Passive Optical Networks (PONs) |
| 02/20/2014 | US20140050477 Method of optical data transmission using polarization division multiplexing |
| 02/20/2014 | US20140050476 Systems and methods for the compensation of nonlinear cross polarization and cross phase modulation in dual polarization coherent channels |
| 02/20/2014 | US20140050233 Method and apparatus for heterodyne coherent detection |
| 02/19/2014 | EP2697942A1 Condensed core-energy-efficient architecture for wan ip backbones |
| 02/19/2014 | EP2697920A1 Optical receiver device |
| 02/19/2014 | CN103597767A Symmetric optical multiplexing node |
| 02/19/2014 | CN103597387A Dynamic spatial-mode allocation in an under-addressed optical MIMO system |
| 02/19/2014 | CN103595496A System and method for achieving online upgrading of single-star multi-ring wavelength division multiplexing passive optical network and achieving protection function |
| 02/19/2014 | CN103595495A Routing and spectrum resource allocation method for static service flow in elastic optical network |
| 02/19/2014 | CN103592805A Phase modulation signal full-optical wavelength conversion device |
| 02/19/2014 | CN103592625A Distributed type time difference receiving machine system based on photoelectric technology |
| 02/19/2014 | CN102130739B Device and method for regenerating signals |
| 02/18/2014 | US8655185 Optical node, optical network system, and method for measuring polarization mode dispersion |
| 02/18/2014 | US8655176 System and methods for converting a temporally short and spectrally broad optical pulse into a train of spectrally narrow optical pulses |
| 02/18/2014 | US8655174 Wavelength division multiplexer compatible with two types of passive optical networks |
| 02/18/2014 | US8655173 Extending routing protocols to accommodate wavelength switched optical networks |
| 02/18/2014 | US8655172 System and method for obtaining optical signal information |
| 02/18/2014 | US8655170 OSNR monitor device and OSNR measurement device |
| 02/18/2014 | US8655166 System and method for performing in-service optical fiber network certification |
| 02/18/2014 | US8655165 Light transmission device, optical relay device, optical wavelength multiplexing transmission apparatus, and light transmission method |
| 02/13/2014 | WO2014026182A1 TIME DIVISION DUPLEXING FOR EPoC |
| 02/13/2014 | WO2014023268A1 System architecture for global optimization of flexible grid optical network and global optimization method therefor |
| 02/13/2014 | WO2014022971A1 Externally modulated laser, passive optical communication apparatus and system |
| 02/13/2014 | US20140044431 Optical Connection Hitless Bandwidth or Spectrum Resizing |
| 02/13/2014 | US20140043675 Controller which controls a variable optical attenuator to control the power level of a wavelength-multiplexed optical signal when the number of channels are varied |
| 02/12/2014 | EP2696525A1 Method for multiplexing optical signals and optical multiplexer |
| 02/12/2014 | CN203434985U Multichannel light transmission system |
| 02/12/2014 | CN103583010A Communication system and method for transmitting data to one or more groups of nodes in a communication system |
| 02/12/2014 | CN103580757A 光网络单元 Optical Network Unit |
| 02/12/2014 | CN102244551B Device and method for generating optical code signal |
| 02/11/2014 | US8649683 Light path characterization, traffic protection, and wavelength defragmentation |
| 02/11/2014 | US8649682 Passive optical network |
| 02/11/2014 | US8649681 Methods and devices for wavelength alignment in WDM-PON |
| 02/11/2014 | US8649680 Optical communication system |
| 02/11/2014 | CA2554926C Optically controlled optical-path-switching-type data distribution apparatus and distribution method |
| 02/06/2014 | WO2014021075A1 Wavelength multiplexing device, impairment occurrence location identification method and program |
| 02/06/2014 | WO2014020804A1 Polarization multiplexing optical transmitter and method for controlling operation |
| 02/06/2014 | WO2014020618A1 External cavity fabry -perot laser |
| 02/06/2014 | WO2014019797A1 Optical network and optical network element |
| 02/06/2014 | WO2014019759A1 Method and related apparatus for coherent optical transmission |
| 02/06/2014 | WO2014019721A1 High capacity network node |
| 02/06/2014 | WO2014019631A1 Method of optimizing optical signal quality in an optical communications link, optical network element and optical communications link |
| 02/06/2014 | US20140037291 Butterfly filter coefficient setting method and device, receiver and receiving method |
| 02/06/2014 | US20140037289 System and method for exchanging information over a jacobi mimo channel |
| 02/06/2014 | US20140037288 Optical unit for wavelength selecting switch and wavelength selecting switch |
| 02/06/2014 | US20140037284 Diverging device with oadm function and wavelength division multiplexing optical network system and method therefor |
| 02/05/2014 | EP2693769A1 High capacity network node |
| 02/05/2014 | EP2693672A1 Optical network and optical network element |
| 02/05/2014 | EP2693671A1 Method and related apparatus for coherent optical transmission |
| 02/05/2014 | EP2692143A1 Adaptive waveguide optical switching system and method |
| 02/05/2014 | EP2692080A1 Error handling in a passive optical network |
| 02/05/2014 | CN203423700U Multiplexing and de-multiplexing device |
| 02/05/2014 | CN103562763A Intra-link spatial-mode mixing in under-addressed optical MIMO system |
| 02/05/2014 | CN103560853A Multi-light-source frequency stabilization system and method in multi-subcarrier system |
| 02/04/2014 | US8644711 Apparatus and method for OLT and ONU for wavelength agnostic wavelength-division multiplexed passive optical networks |
| 02/04/2014 | US8644710 Optical transport having full and flexible bandwidth and channel utilization |
| 02/04/2014 | US8644709 Multiport passive device for sharing optical signals |
| 02/04/2014 | US8644708 Coupled seed light injection for wavelength division multiplexing passive optical networks |