| Patents for H04B 10 - Transmission systems employing electromagnetic waves other than radio-waves, e.g. infrared, visible or ultraviolet light, or employing corpuscular radiation, e.g. quantum communication (73,125) | 
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| 01/02/2013 | CN101110645B Optical transmission line monitoring device, optical transmission line monitioring method and computer program | 
| 01/01/2013 | US8347075 Methods to mitigate attacks against fiber-to-the-home network systems | 
| 01/01/2013 | US8346101 Systems and methods for diagnostic monitoring of optical modulation amplitude at an optical receiver using automatic gain control | 
| 01/01/2013 | US8346100 Apparatus and method for monitoring received optical power in an optical receiver over a wide range of received power with high accuracy | 
| 01/01/2013 | US8346099 Optical reception device and optical reception method | 
| 01/01/2013 | US8346098 Receiving apparatus and receiving method | 
| 01/01/2013 | US8346097 Light source for a passive optical network | 
| 01/01/2013 | US8346096 Amplifier, optical receiver circuit, optical module and data exchange system | 
| 01/01/2013 | US8346095 System and method for providing multi-provider telecommunications services over a passive optical network | 
| 01/01/2013 | US8346094 Optical transmission system and electronic device using the same | 
| 01/01/2013 | US8346093 Receiver of multimedia data | 
| 01/01/2013 | US8346092 Antenna device | 
| 01/01/2013 | US8346087 Wavelength-division multiplexing for use in multi-chip systems | 
| 01/01/2013 | US8346085 Dual-filter optical network interface unit and method of removing noise using same | 
| 01/01/2013 | US8346082 Method of saving power in optical access network | 
| 01/01/2013 | US8346080 Optical network system and memory access method | 
| 01/01/2013 | US8346079 Path computation element protocol (PCEP) operations to support wavelength switched optical network routing, wavelength assignment, and impairment validation | 
| 01/01/2013 | US8346078 Optical network equipment and optical network | 
| 01/01/2013 | US8346077 Multi-domain systems and methods for fail secure information transfer | 
| 01/01/2013 | US8346041 Optical communications system | 
| 12/27/2012 | WO2012175697A1 System for transmission over a multi-mode and/or multi-core optical fiber | 
| 12/27/2012 | WO2012175449A1 Optical communication system and method of upgrading an optical network | 
| 12/27/2012 | WO2012175050A1 Full duplex transmission method for high speed backplane system | 
| 12/27/2012 | WO2012175016A1 Method of efficiently and safely adding and deleting channels in an amplified wavelength division multiplexing system | 
| 12/27/2012 | WO2012096750A3 System and method for distortion compensation in response to frequency detection | 
| 12/27/2012 | US20120328305 Forward carrier recovery using forward error correction (fec) feedback | 
| 12/27/2012 | US20120328304 Optical transmission system | 
| 12/27/2012 | US20120328303 Optical communications device having electrical bond pads that are protected by a protective coating, and a method for applying the protective coating | 
| 12/27/2012 | US20120328302 Information transmission system, information sending device, information receiving device, information transmission method, information sending method, information receiving method and program product | 
| 12/27/2012 | US20120328301 Digital radio frequency transceiver system and method | 
| 12/27/2012 | US20120328300 Methods and apparatus for learning remote control commands | 
| 12/27/2012 | US20120328299 Apparatus and methods for optical control of lighting devices | 
| 12/27/2012 | US20120328295 Optical Fiber Communication System and Methods for Optical Fiber Communication | 
| 12/27/2012 | US20120328293 Remote Node and Network Architecture and Data Transmission Method for a Fiber-Optic Network, Especially for Low Bit-Rate Data Transmission | 
| 12/27/2012 | US20120328290 Quantum communication network | 
| 12/27/2012 | US20120328287 Wavelength division multiplexed passive optical network apparatus and methods of configuration | 
| 12/27/2012 | US20120328285 Intelligent optical module capable of restarting remotely from host system | 
| 12/27/2012 | US20120328283 Predictive End-To-End Management For Sonet Networks | 
| 12/27/2012 | US20120328282 Network Restoration Under Link or Node Failure Using Preconfigured Virtual Cycles | 
| 12/27/2012 | US20120327961 Amplitude and phase modulation of a laser by modulation of an output coupler | 
| 12/27/2012 | US20120327957 Data packet synchronization and return-to-zero conversion | 
| 12/26/2012 | EP2538587A1 Optical communication system and method of upgrading an optical network | 
| 12/26/2012 | EP2538586A1 Method of performing target raman gain locking and raman fiber amplifier | 
| 12/26/2012 | EP2538584A1 Information Transmission System, Information Sending Device, Information Receiving Device, Information Transmission Method, Information Sending Method and Information Receiving Method | 
| 12/26/2012 | EP2538583A1 Optical signal turn-off detection circuit and optical receiver | 
| 12/26/2012 | EP2538253A1 A multimode optical fiber interferometer | 
| 12/26/2012 | EP2537269A1 DYNAMIC CELL BONDING (DCB) FOR RADIO-OVER-FIBER (RoF)-BASED NETWORKS AND COMMUNICATION SYSTEMS AND RELATED METHODS | 
| 12/26/2012 | CN202634446U Wireless transceiving module of optical fiber uplink interface terminal | 
| 12/26/2012 | CN202634445U Low speed optical fiber transmission module based on microprogrammed control unit (MCU) | 
| 12/26/2012 | CN202634444U Optical fiber uplink interface terminal based on Ethernet passive optical network (EPON) technology | 
| 12/26/2012 | CN202634432U 光模块初始化装置及光模块 Optical module and optical module initialization means | 
| 12/26/2012 | CN1894871B Device with light gain medium, method for manufacturing light gain medium and multi-wavelength light source | 
| 12/26/2012 | CN102845001A Localization services in optical fiber-based distributed communications components and systems, and related methods | 
| 12/26/2012 | CN102845000A 节点装置 Node device | 
| 12/26/2012 | CN101958871B Adaptive free space optical communication (FSO)-orthogonal frequency division multiplexing (OFDM) transmission system and transmission method | 
| 12/26/2012 | CN101902280B Self-contained MAC Ethernet passive optical network terminal SFP | 
| 12/26/2012 | CN101854211B High-speed single-fiber bidirectional optical module | 
| 12/26/2012 | CN101167276B Multi-channel data transmission system for computer tomographs | 
| 12/25/2012 | US8340534 Side band pilot tone for digital signal processing in polarization multiplexed coherent optical communication system | 
| 12/25/2012 | US8340533 Optical balanced receiver and IQ receiver with balanced compensation | 
| 12/25/2012 | US8340532 Optical signal receiving apparatus | 
| 12/25/2012 | US8340531 Method and apparatus for improved SBS suppression in optical fiber communication systems | 
| 12/25/2012 | US8340530 Local oscillator frequency offset compensation in a coherent optical signal receiver | 
| 12/25/2012 | US8340529 HDMI TMDS optical signal transmission using PAM technique | 
| 12/25/2012 | US8340528 Optical transceiver | 
| 12/25/2012 | US8340527 Method and apparatus for coupling optical signal with packaged circuits via optical cables and lightguide couplers | 
| 12/25/2012 | US8340525 Method and device for stabilizing multi-channel optical signal wavelengths | 
| 12/25/2012 | US8340522 Filter assembly and optical module using same | 
| 12/25/2012 | US8340521 Optical transmission system | 
| 12/25/2012 | US8340520 Optical network unit | 
| 12/25/2012 | US8340519 Passive optical network comprising an optical burst mode receiver | 
| 12/25/2012 | US8340518 PON system, station-side apparatus for PON system, and control method thereof | 
| 12/25/2012 | US8340517 Systems and methods for on-chip data communication | 
| 12/25/2012 | US8340515 Method and system for monitoring optical dispersion in an optical signal | 
| 12/25/2012 | US8339698 Raman amplifier and raman amplifier adjustment method | 
| 12/25/2012 | US8337096 Efficient thermoelectric cooling of photonic integrated circuits | 
| 12/20/2012 | WO2012173505A1 Method for non-linear equalization of the optical channel in the frequency domain | 
| 12/20/2012 | WO2012172760A1 Optical switch control method, optical switch control device, and optical transmission system | 
| 12/20/2012 | WO2012172680A1 Subcarrier access control device, optical network system, and subcarrier access control method for optical network system | 
| 12/20/2012 | WO2012172541A1 Spatially distributed laser resonator | 
| 12/20/2012 | WO2012172309A1 Optical signal processing | 
| 12/20/2012 | WO2012172301A1 Communications system, apparatus and method | 
| 12/20/2012 | WO2012171491A1 Media access control address switching method, network equipment, and user equipment | 
| 12/20/2012 | WO2012171202A1 Method and device for optical power control | 
| 12/20/2012 | WO2012171160A1 Method and backplane for bit width conversion from time division to space division of optical transport network backplane | 
| 12/20/2012 | WO2012121544A3 Wireless network system, wireless device, and network registration method of the wireless device | 
| 12/20/2012 | US20120321325 Parallel conversion between optical and digital | 
| 12/20/2012 | US20120321324 Architecture of 4-ASK Transmitter | 
| 12/20/2012 | US20120321323 Variable Line-Rate Optical Transmitter by Modulation Format Hopping Using Electrical-Optical-Electrical EOE Generated QAM Signal | 
| 12/20/2012 | US20120321322 Optical microphone | 
| 12/20/2012 | US20120321321 Methods of communication utilizing an led lamp | 
| 12/20/2012 | US20120321316 Reflective optical networks | 
| 12/20/2012 | US20120321310 Optical junction nodes for use in data center networks | 
| 12/20/2012 | US20120321307 System and method for distributing digital signals over long-distance switched optical transport networks | 
| 12/20/2012 | US20120321305 RADIO-OVER-FIBER (RoF) SYSTEM FOR PROTOCOL-INDEPENDENT WIRED AND/OR WIRELESS COMMUNICATION | 
| 12/20/2012 | US20120321304 Combined communication and broadcasting dual switching system and method | 
| 12/20/2012 | US20120321301 Bandwidth Provisioning for the Entangled Photon System by Adjusting the Phase Matching | 
| 12/20/2012 | US20120321300 Node equipment | 
| 12/20/2012 | US20120321299 Optical channel monitor | 
| 12/20/2012 | US20120321298 Systems and Methods for Polarization Mode Dispersion Mitigation |