| Patents for H04J 14 - Optical multiplex systems (27,009) |
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| 02/26/2013 | US8385742 Electrical return-to-zero (ERZ) driver circuit |
| 02/26/2013 | US8385741 Optical pulse generating device and optical signal processing device |
| 02/21/2013 | WO2013025979A2 Distributed passive optical networks |
| 02/21/2013 | WO2013025559A1 Channel estimation in optical communication based on orthogonal frequency division multiplexing |
| 02/21/2013 | WO2012161553A9 Wavelength-division multiplexing optical communication system and method for measuring optical performance of an output signal for the system |
| 02/21/2013 | US20130045012 Multi-Service Provisioning in Orthogonal Frequency Division Multiplexing-Passive Optical network OFDMA-PON |
| 02/21/2013 | US20130045010 Communication line switching method, communication apparatus, station-side communication apparatus, communication system, and control unit |
| 02/21/2013 | US20130045007 Multi-wavelength light amplifier |
| 02/20/2013 | EP2559179A1 System and method for scheduling timeslots for transmission by optical nodes in an optical network |
| 02/20/2013 | EP2559173A1 Method and device for transmission and reception of a polarization multiplexed optical signal |
| 02/20/2013 | CN102938678A Clock synchronization device applicable to quantum communication system |
| 02/19/2013 | USRE44015 Distributed terminal optical transmission system |
| 02/19/2013 | US8380087 High performance gigabit passive optical network |
| 02/19/2013 | US8380084 Polarization multiplexing and transmitting apparatus |
| 02/19/2013 | US8380076 Optical transmission system with optical chromatic dispersion compensator |
| 02/19/2013 | US8380070 Upgrading method, system and apparatus of low-density wavelength division multiplexing system |
| 02/19/2013 | US8380069 Introduction-side dispersion shifting of channels |
| 02/19/2013 | US8380068 Distinct dispersion compensation for coherent channels |
| 02/19/2013 | US8380067 Tunable chromatic dispersion compensation device and method |
| 02/19/2013 | US8380066 Network management system |
| 02/19/2013 | US8380065 Optical access system and optical line terminal |
| 02/19/2013 | US8380064 Depolarised WDM source |
| 02/19/2013 | US8380063 Switched optical fibre network for airplane seats |
| 02/14/2013 | WO2013022546A1 Migratable wavelength division multiplexing passive optical network |
| 02/14/2013 | US20130039662 Opto-electronic transceiver having housing with small form factor |
| 02/14/2013 | US20130039661 Echelle grating with cyclic free-spectral range |
| 02/14/2013 | US20130039660 Optical transceiver that maintains a bend diameter of an internal optical fiber and method of assembling same |
| 02/14/2013 | US20130039658 Traffic Differentiation in a Transport Network |
| 02/14/2013 | US20130039657 Method and system for distributing a network application among a plurality of network sites on a shared network |
| 02/14/2013 | US20130039656 Migratable wavelength division multiplexing passive optical network |
| 02/14/2013 | US20130039643 Optical communication system |
| 02/14/2013 | US20130039182 Congestion control in an optical line terminal |
| 02/13/2013 | EP2557705A1 Method, apparatus and optical network system for detecting fault in optical distribution network |
| 02/13/2013 | CN202738051U Passive optical network and optical network unit optical module thereof |
| 02/13/2013 | CN102934385A Bidirectional optical transmission and receiving device |
| 02/13/2013 | CN102932089A Multi-carrier code division multiplexing light transmission system and method based on ultra dense wavelength division multiplexing |
| 02/13/2013 | CN102932066A Optical module |
| 02/13/2013 | CN102929072A Full-optical-wavelength conversion simplifying device and full-optical-wavelength conversion simplifying method of polarization multiplexing system without polarization crosstalk |
| 02/13/2013 | CN101977336B Bragg diffraction principle-based optical packet switching system and method |
| 02/13/2013 | CN101656896B Method for grooming dynamic multi-granularity traffic in reconfigurable heterogeneous waveband switching optical network |
| 02/13/2013 | CN101471730B Optical fiber wideband access system and optical network unit based on WDM structure |
| 02/12/2013 | US8374505 Apparatus and method for quantum cryptography communication |
| 02/12/2013 | US8374504 Optical communication system |
| 02/12/2013 | US8374503 Passive optical network system and optical line terminal |
| 02/12/2013 | US8374501 Optical line terminal and optical line transmission and reception system |
| 02/07/2013 | WO2013020023A1 Rogue optical network unit mitigation in multiple-wavelength passive optical networks |
| 02/07/2013 | WO2013018337A1 Network system, network device, and network control method |
| 02/07/2013 | WO2013017451A1 Method and apparatus for routing and bandwidth assignment in wavelength multiplexed optical transmission |
| 02/07/2013 | WO2013017153A1 Optical access network |
| 02/07/2013 | WO2013016758A1 Multi directional multiplexer |
| 02/07/2013 | WO2012172431A3 Method and apparatus for controlling an optical network unit to restart upon completion of downloading new software |
| 02/07/2013 | WO2012153940A3 Multi -wavelength optical transmitter module using vcsel, optical transceiver module and bidirectional optical transceiver |
| 02/07/2013 | US20130034357 Bidirectional optical transmission and receiving device |
| 02/07/2013 | US20130034356 Rogue Optical Network Unit Mitigation in Multiple-Wavelength Passive Optical Networks |
| 02/07/2013 | US20130034354 Polarization-multiplexed signal receiver, polarization multiplexing system and polarization-multiplexed signal receiving method |
| 02/06/2013 | EP2555453A1 Method of transmitting signals |
| 02/06/2013 | EP2553941A1 Random gap insertion in an optical ring network |
| 02/06/2013 | EP2553848A1 Use of subcarrier deactivation in a multi-subcarrier channel to improve reach in an optical network |
| 02/06/2013 | CN102916890A Shared wavelength conversion device and method for solving multicast competition |
| 02/06/2013 | CN102916748A System and method for simultaneously transmitting multiple signals by using mode division multiplexing of multimode optical fiber |
| 02/06/2013 | CN101820326B Encoding-decoding method, optical pulse time spreading apparatus, optical branching insertion device, and optical communication system |
| 02/05/2013 | US8369716 Integrated wavelength selectable photodiode using tunable thin film filters |
| 02/05/2013 | US8369707 Dynamic routing of optical signals in optical networks |
| 02/05/2013 | US8369706 Open access service model using WDM-PON |
| 02/05/2013 | US8369705 System and method for channel-adaptive error-resilient transmission to multiple transceivers |
| 02/05/2013 | US8369666 Optical wavelength multiplexing/ de-multiplexing circuit |
| 01/31/2013 | WO2013016450A1 Rfog cpe devices with wavelength collision avoidance using laser transmitter local and/or remote tunability |
| 01/31/2013 | WO2011146520A3 Optimal method for visible light communications |
| 01/31/2013 | US20130028605 Serially-distributed access points in a communication network |
| 01/31/2013 | US20130028604 Optical add/drop multiplexer |
| 01/31/2013 | US20130028603 Method and apparatus for performing temporal polarization interleaving in an optical transmitting system |
| 01/31/2013 | US20130028601 Video over ethernet bandwidth optimization |
| 01/31/2013 | US20130028592 Apparatus and method for switching paths in a wavelength-multiplexing network |
| 01/31/2013 | CA2841545A1 Rfog cpe devices with wavelength collision avoidance using laser transmitter local and/or remote tunability |
| 01/30/2013 | EP2552122A1 Method and system for establishing end-to-end service and optical transport network |
| 01/30/2013 | EP2552057A1 Communication method, optical communication system, optical line terminal, and optical network unit |
| 01/30/2013 | EP2552041A2 Repeater, relay method and optical transmission system |
| 01/30/2013 | EP2552040A1 Method and apparatus for routing and bandwidth assignment In wavelength multiplexed optical transmission |
| 01/30/2013 | EP2552037A1 Synchronisation equipment and associated method |
| 01/30/2013 | EP2550758A1 Tunable receiver |
| 01/30/2013 | CN202713311U Novel wavelength division multiplexing and de-multiplexing optical assembly applied to high-speed parallel long-distance transmission |
| 01/30/2013 | CN102907053A Wavelength division network planning method and equipment |
| 01/30/2013 | CN102907028A Method and device for obtaining fiber connection relationship in reconfigurable optical add/drop multiplexer |
| 01/30/2013 | CN102907027A Method and device for inserting/extracting optical subband into multiband optical OFDM signal |
| 01/30/2013 | CN102907026A Photonic integrated transmitter |
| 01/30/2013 | CN102904643A Multimode blind equalization algorithm applied to quadrature duobinary (QDB) frequency-spectrum-compressed polarization multiplexing signal |
| 01/30/2013 | CN102902009A Single-fiber triplexer with photonic crystal |
| 01/30/2013 | CN101867434B Method for enhancing confidentiality of optical code-division multiple access network information transmission |
| 01/29/2013 | US8364041 Method and arrangement for receiving an optical input signal and transmitting an optical output signal |
| 01/29/2013 | US8364039 Optical network and optical signal modulation method thereof |
| 01/29/2013 | US8364038 Polarization multiplexed optical transmitter and method for controlling polarization multiplexed optical signal |
| 01/29/2013 | US8364036 Method and system for controlling optical networks |
| 01/29/2013 | US8363991 Bidirectional wavelength cross connect architectures using wavelength routing elements |
| 01/29/2013 | US8363679 Clock synchronization in a bidirectional network |
| 01/24/2013 | WO2012095046A3 Method, system and node device for monitoring performance of wavelength channel |
| 01/24/2013 | US20130022356 Energy Efficiency and Cost Efficient Protection in Passive Optical Networks |
| 01/24/2013 | US20130022355 Method for optimizing the capacity of optical communication networks |
| 01/24/2013 | US20130022354 Device and a method for merging optical components associated with one wavelength into a merged optical component |
| 01/24/2013 | US20130022352 Optical network and optical path setup method |
| 01/23/2013 | EP2548322A1 Method and device for inserting/extracting optical subband into multiband optical ofdm signal |