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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06/12/2007 | US7231108 Lumped raman amplifier for adaptive dispersion compensation |
06/12/2007 | US7230278 Optoelectronic semiconductor device and light signal input/output device |
06/12/2007 | US7230227 Lenslet/detector array assembly for high data rate optical communications |
06/12/2007 | CA2308482C Optical communication network |
06/07/2007 | WO2007064648A2 Communications distribution system |
06/07/2007 | WO2007064149A1 Power line communication system using hybrid-fiber coaxial and communication device used in the system |
06/07/2007 | WO2007063533A1 Method and system for measuring average q-factor in optical networks |
06/07/2007 | WO2007063292A1 A method and device for digitising an electrical signal |
06/07/2007 | WO2007063288A1 A method and device for generating an electrical signal with a wide band arbitrary waveform |
06/07/2007 | WO2007028927A3 Energy converting device and use thereof in remote powering and/or remote control of remotely-sited active optical components in an optical telecommunication network |
06/07/2007 | WO2007024317A3 Quality of service in an optical network |
06/07/2007 | US20070129733 Apparatus and methods for deployment of vascular prostheses |
06/07/2007 | US20070127933 Optical DQPSK receiver apparatus |
06/07/2007 | US20070127932 Method, system and apparatus for optical phase modulation based on frequency shift |
06/07/2007 | US20070127931 Optical transceiver module |
06/07/2007 | US20070127930 Skew correction system eliminating phase ambiguity by using reference multiplication |
06/07/2007 | US20070127929 Signal regeneration device, optical receiver, and signal processing method |
06/07/2007 | US20070127928 Large field of view modulating retro reflector (MRR) for free space optical communication |
06/07/2007 | US20070127927 Communication optical system and free-space optics communication apparatus |
06/07/2007 | US20070127926 Free space optical conditioner |
06/07/2007 | US20070127924 Wavelength service providing apparatus in all-optical network |
06/07/2007 | US20070127920 Method and system for speed negotiation for twisted pair links in fibre channel systems |
06/07/2007 | US20070127919 Temperature compensation for transmission between nodes coupled by a unidirectional fiber ring |
06/07/2007 | US20070127918 Fault Sensor For A Laser Driver Circuit |
06/07/2007 | US20070127917 Node device, optical communication network, optical path reserve method and computer-readable medium comprising a program |
06/07/2007 | US20070127604 Receiver and infrared wireless-earphone |
06/07/2007 | US20070127593 Apparatus and method for transmitting/receiving a signal in a communication system |
06/07/2007 | US20070127401 Optical wireless connecting terminal comprising an extended infrared source |
06/07/2007 | US20070127113 Optical modulation apparatus |
06/07/2007 | US20070127112 Optical communication apparatus |
06/06/2007 | EP1793514A1 Adaptive preamble adjustment for burst-mode optical systems |
06/06/2007 | EP1793513A2 Optical transmission apparatus |
06/06/2007 | EP1792427A2 High-power, multiple output amplifier |
06/06/2007 | EP1792419A1 Indirect optical free-space communications system and method for the broadband transmission of high-speed data |
06/06/2007 | EP1264426B1 Raman amplifier system |
06/06/2007 | DE112005001644T5 Vorrichtung, System und Verfahren zur Abänderung von Betriebseigenschaften optoelektronischer Vorrichtungen Apparatus, system and method for modification of operation characteristics of optoelectronic devices |
06/06/2007 | CN1977477A System, method and apparatus for polarization mode dispersion compensation and demultiplexing polarization multiplexed signals |
06/06/2007 | CN1977476A Optical add/drop amplification device |
06/06/2007 | CN1977475A Optical modulation converter and method for converting the modulation format of an optical signal |
06/06/2007 | CN1977474A Wavelenght division multiplexing passive optical network system |
06/06/2007 | CN1977473A Transimpedance amplifier with integrated filtering and reduced parasitic capacitance |
06/06/2007 | CN1977472A Microcontroller based thermoelectric cooler controller |
06/06/2007 | CN1976267A Optical multiple transmission method, optical network and optical transmission apparatus |
06/06/2007 | CN1976262A Method and apparatus for stabilizing multi-channel light wavelength |
06/06/2007 | CN1976261A Integrated memory controller circuit for fiber optics transceiver |
06/06/2007 | CN1976260A 突发模式光接收机 Burst-mode optical receiver |
06/06/2007 | CN1976259A Directive non-feedback optical fiber one-way transmitting physica isolating method |
06/06/2007 | CN1976258A Real-time monitoring method for quickly obtaining polarization mode dispersion information in optical fiber link |
06/06/2007 | CN1976257A Subscriber optic-dividing box for FTTH using at WDM, EPON |
06/06/2007 | CN1975480A Double-layer structural wideband light source |
06/06/2007 | CN1975478A High-order golden section Hamming function apodizing edition and method for making chirp optical fiber grating |
06/06/2007 | CN1320803C Dynamic distribution control method of upward band width in passive optical network |
06/06/2007 | CN1320790C Broad band dispersion compensation method and fibre-optical communication system using the method |
06/06/2007 | CN1320789C Method for resoving light burst resource conflict |
06/06/2007 | CN1320422C Interface module for transmitting digital video signal |
06/06/2007 | CN1320401C Decimal programmable light time delay device |
06/05/2007 | USH2190 Sampled analog transmission |
06/05/2007 | US7228077 Channel gain control for an optical communications system utilizing frequency division multiplexing |
06/05/2007 | US7228076 Method for remodulation of a modulated optical signal and device for remodulation and transmission system |
06/05/2007 | US7228075 Wavelength multiplexing apparatus and signal conversion apparatus |
06/05/2007 | US7228074 Infrared repeater system, method, and adjustable brightness emitter therefor |
06/05/2007 | US7228073 Optical signal transmission device |
06/05/2007 | US7228072 System and method for integrating a fiber optic fixed access network and a fiber optic radio access network |
06/05/2007 | US7228071 Wavelength division multiplexing optical switching system |
06/05/2007 | US7228037 Integrated polarization beam splitter with quarter-wave plate for polarimeter and PMD compensation applications |
06/05/2007 | US7228027 Arrangement for low cost path protection for optical communications networks |
06/05/2007 | US7228024 Optical return loss detecting device |
06/05/2007 | US7228021 Bidirectional optical add/drop multiplexer and wavelength division multiplexed ring network using the same |
06/05/2007 | US7227681 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 |
06/05/2007 | US7227246 Matching circuits on optoelectronic devices |
06/05/2007 | US7226220 Clamshell packaging structure |
06/01/2007 | CA2569764A1 Method, system and apparatus for optical phase modulation based on frequency shift |
05/31/2007 | WO2007062407A2 Laser source for a passive optical network |
05/31/2007 | WO2007060469A1 Fibre-optic module |
05/31/2007 | WO2007043121A9 Optical signal transmission control device and optical signal transmission control method |
05/31/2007 | WO2007005324B1 Automated optical link power control |
05/31/2007 | WO2007002544A3 Driving a laser using an electrical link driver |
05/31/2007 | US20070122163 Burst mode optical receiver |
05/31/2007 | US20070122162 Method and apparatus for encoding optical power and non-payload data in an optical signal |
05/31/2007 | US20070122161 Fiber optical transmission system, transmitter and receiver for DQPSK modulated signals and method for stabilizing the same |
05/31/2007 | US20070122160 Phase controllable optical delay interferometer, optical differential phase shift keying demodulator using the same, and demodulating method therefor |
05/31/2007 | US20070122159 Passive optical network media access controller assisted clock recovery |
05/31/2007 | US20070122158 Chromatic dispersion compensation system and method |
05/31/2007 | US20070122157 Circuit, System and Method for Monitoring an Optical Fiber Network |
05/31/2007 | US20070122156 Apparatus, system, and method for interconnecting electrical and electronic signals |
05/31/2007 | US20070122155 Optical antenna with optical reference |
05/31/2007 | US20070122153 Optical code division multiplexing transmission/reception method and optical code division multiplexing transmission/reception device |
05/31/2007 | US20070122150 Address recognition apparatus |
05/31/2007 | US20070122149 Transparent optical switch |
05/31/2007 | US20070122148 Method of monitoring and controlling the bit error rate (ber) in an optical communication network |
05/31/2007 | US20070121713 Pulse pattern generator and communication device evaluation system utilizing the same |
05/31/2007 | US20070121635 Method of implementing association in Automatic Switched Optical Network (ASON) |
05/31/2007 | US20070121577 Physical wiring control device, physical wiring control method, and computer product |
05/31/2007 | US20070121195 Transmission apparatus |
05/31/2007 | US20070121189 Data transmission devices for communication facilities of a passive optical network |
05/31/2007 | US20070121096 Method and device for ensuring interaction between a distance meter and a surveying application |
05/31/2007 | DE202007002068U1 In optische Anzeige integrierte Infrarot Schnittstelle In optical display integrated infrared interface |
05/31/2007 | DE19857974B4 Einrichtung zur Detektion der Position eines optischen Strahlenbündels Means for detecting the position of an optical beam |
05/31/2007 | DE10245494A1 Mehrfachimpulsgenerator Multi-pulse generator |
05/31/2007 | DE102005057240A1 Verfahren und Vorrichtung zur Datenübertragung mit analogen Signalen Method and apparatus for data transfer with analog signals |