Patents for H04J 14 - Optical multiplex systems (27,009) |
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11/21/2013 | US20130308944 Butterfly optical network with crossing-free switches |
11/21/2013 | US20130308941 Energy Efficient Ethernet Network Capability and Feature Exchange in Optical Network Links |
11/20/2013 | EP2665212A1 Optical data transmission system |
11/20/2013 | EP2442468B1 Efficient Data Transmission and Training of Data Processing Functions |
11/20/2013 | EP2296303B1 Device for controlling the power of a WDM signal whose number of channels varies |
11/20/2013 | CN103404059A Method for configuring transmission interfaces of devices communicating via band-pass filter |
11/20/2013 | CN103404058A Method and apparatus for colorless add |
11/20/2013 | CN103404057A Optical network unit, optical access network and a method for exchanging information |
11/20/2013 | CN103401632A Large request first-fair excess allocation dynamic wave length bandwidth allocation method |
11/20/2013 | CN102142904B Optical transmission and reception system, and optical receiver |
11/20/2013 | CN101931487B Method for separating polarization multiplexing signals on the basis of optical interference effect |
11/20/2013 | CN101656591B Wavelength division multiplex transmission system |
11/19/2013 | US8588613 Sync distribution over a non-traffic bearing channel |
11/19/2013 | US8588612 Optical detection device in WDM-PON and method for same |
11/19/2013 | US8588611 Method for establishing an inter-domain path that satisfies wavelength continuity constraint |
11/19/2013 | US8588609 Wavelength division multiplexing transmission system and apparatus and optical signal noise ratio calculation method |
11/19/2013 | US8588565 Coherent optical detector having a multifunctional waveguide grating |
11/19/2013 | CA2499091C Method for transmitting optical polarization multiplex signals |
11/14/2013 | WO2013167272A1 Data communication device |
11/14/2013 | WO2013166987A1 Wavelength label conflict detection method and device and wavelength label receiving device |
11/14/2013 | US20130302034 Accessing lp transponders with cp terminals via wavefront multiplexing techniques |
11/14/2013 | US20130302032 Optical multiplexer / demultiplexer |
11/14/2013 | US20130302030 System for long reach xdsl over fiber |
11/14/2013 | US20130302028 Optical Subchannel Routing, Protection Switching and Security |
11/13/2013 | EP2662995A1 Method, device and system for optical power debugging |
11/13/2013 | EP2661833A1 Secure data transmission using spatial multiplexing |
11/13/2013 | EP2661832A1 Secure data transmission using spatial multiplexing |
11/13/2013 | EP2661831A2 Path computation element system and method of routing and wavelength assignment in a wavelength switched optical network |
11/13/2013 | CN103392309A Optical transmission with polarization division multiplexing |
11/12/2013 | US8582984 Waveform controller, responsive element module, optical switch apparatus, responsive element and optical switch apparatus control method |
11/12/2013 | US8582972 Systems and methods for storing optical data |
11/12/2013 | US8582971 Method and apparatus to deploy fiber optic based access networks |
11/12/2013 | US8582968 Method, apparatus and system for advertising routing protocol message and calculating route |
11/07/2013 | US20130294777 Reconfigurable Optical Transmitter |
11/07/2013 | US20130294776 Passive Optical Networks with Mode Coupling Receivers |
11/07/2013 | US20130294775 EPON With Power-Saving Features |
11/07/2013 | US20130294771 Multi-node system networks with optical switches |
11/07/2013 | US20130294765 Polarization multiplexing optical receiving device and polarization multiplexing optical receiving method |
11/06/2013 | EP2661004A2 Optical communication link employing coherent detection and out of band channel identification |
11/06/2013 | EP2659608A1 Optical communication system and method for data processing in an optical network |
11/06/2013 | CN203278834U Light channel performance monitoring module capable of measuring channel central wavelength |
11/06/2013 | CN102055546B Method, device and system for locking wavelength of optical signal |
11/06/2013 | CN101926116B Method and apparatus for service protection |
11/06/2013 | CN101645739B Polarization demultiplexing device, polarization multiplexing light communication system and implementation method |
11/06/2013 | CN101569122B Communication device for passive optical network |
11/06/2013 | CN101453268B Optical communication system based on polarization multiplex technique and method thereof |
11/05/2013 | US8577221 Switch system and method for the monitoring of virtual optical paths in an optical burst switched (OBS) communication network |
11/05/2013 | CA2468110C Methods of connecting and testing interfaces for cwdm fiberoptic systems |
10/31/2013 | WO2013162567A1 Optical slab |
10/31/2013 | WO2013162433A1 Method for split spectrum signalling in an optical network |
10/31/2013 | WO2013160902A1 System and method for mode division multiplexing |
10/31/2013 | US20130287401 Method and device for unifying frame rates |
10/31/2013 | US20130287398 Multi-channel optical transceiver with offset quadrature amplitude modulation |
10/31/2013 | US20130287396 Passive Optical Network Arrangement and Method |
10/31/2013 | US20130287394 High-speed optical fiber link and a method for communicating optical data signals |
10/31/2013 | US20130287391 Methods and apparatus to determine a capacity for a network layer topology |
10/31/2013 | US20130286847 Optical communication link employing coherent detection and out of band channel identification |
10/30/2013 | EP2658149A1 Method and device for restoring network |
10/30/2013 | EP2656527A1 A passive optical network arrangement and method |
10/30/2013 | EP2656526A1 Communications network using adaptable fec |
10/30/2013 | EP2656520A1 Method and arrangement for receiving an optical input signal and transmittning an optical output signal |
10/30/2013 | CN203261346U Single-fiber four-wavelength-division-multiplexing light-receiving device |
10/30/2013 | CN103379033A Message forwarding method and grouped optical transmission network device |
10/30/2013 | CN103378918A Method for adjusting channel and apparatus |
10/29/2013 | US8571419 Method and system for flexible optical signal aggregation and transmission |
10/29/2013 | US8571414 Optical transmission device, transmission and reception module, optical transmission system, and wavelength dispersion compensation method in optical transmission device |
10/29/2013 | US8571410 Mutual wavelength locking in WDM-PONS |
10/29/2013 | US8571409 Wavelength-multiplexed optical controller using a ring architecture |
10/29/2013 | US8571408 Hardware accelerated data frame forwarding |
10/29/2013 | US8571058 Terminal apparatus, data transmission system and data transmission method |
10/24/2013 | WO2013157245A1 Multiplexed optical transmission line, optical transmission system, and optical transmission method |
10/24/2013 | WO2013157171A1 Communication system, master station apparatus, slave station apparatus, control apparatus, and communication control method |
10/24/2013 | WO2013156585A1 Wireless drop in a fiber-to-the-home network |
10/24/2013 | US20130279919 Visible-light communication system and method |
10/24/2013 | US20130279914 Apparatus and methods for dynamic delivery of optical and non-optical content in a network |
10/24/2013 | US20130279913 Method for controlling polarization multiplexed optical signal |
10/24/2013 | US20130279912 Bandwidth efficient dual carrier |
10/24/2013 | US20130279911 Raman pump circuit |
10/24/2013 | US20130279910 Banded Semiconductor Optical Amplifier |
10/24/2013 | US20130279908 Reconfigurable optical add/drop multiplexer network element for c-band and l-band optical signals |
10/24/2013 | US20130279900 Passive optical network system, method for transmitting and receiving optical signal thereof, and optical line terminal |
10/23/2013 | EP2654227A1 Optical add-drop multiplexer branch unit and control method thereof |
10/23/2013 | EP2654221A1 Method and device for regulating optical power |
10/23/2013 | EP2652893A1 Multiplex conversion for a passive optical network |
10/23/2013 | EP2652890A1 Optical network communication system with optical line terminal transceiver and method of operation thereof |
10/23/2013 | CN203251299U Distributed communication system based on fibers |
10/23/2013 | CN103370894A WDM PON with non-tunable legacy ONUs |
10/23/2013 | CN103370893A Method of configuring an optical path, a path computation engine and an optical communications network node |
10/23/2013 | CN103370891A Digital signal-to-signal beat noise for filter-less coherent receiving system |
10/23/2013 | CN103370889A Wavelength path performance monitoring method, system and node equipment |
10/23/2013 | CN103370888A Optical network communication system with optical line terminal transceiver and method of operation thereof |
10/23/2013 | CN103368678A Integratable high-speed all-optical acceleration switch |
10/23/2013 | CN103368645A Indoor wireless light high-speed two-way communication system |
10/23/2013 | CN103368639A RRU optical fiber switching method and RRU optical fiber switching system |
10/23/2013 | CN101904116B Wavelength division multiplexing-passive optical network using external seed light source |
10/22/2013 | US8565619 Prevention of collision for time division multiplexing optical network, apparatus and method thereof |
10/22/2013 | US8565616 Polarized-wave-multiplexing optical transmitter and control method of polarized-wave-multiplexed optical signal |
10/22/2013 | US8565615 Optical modulation apparatus and optical modulation method |
10/22/2013 | US8565608 Optical network with switchable drop filters |
10/22/2013 | US8565605 Burst mode to continuous mode converter |