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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04/29/2004 | DE10107538B4 Optisches Freiraum-Kommunikationssystem und Verfahren zur breitbandigen Übertragung von hochratigen Daten Free-space optical communication system and method for broadband transmission of high data |
04/28/2004 | EP1414152A1 A phase shifted binary encoder for a phase modulator in an optical network |
04/28/2004 | EP1413073A2 Wireless duplex optical communication system |
04/28/2004 | EP1413025A2 Optical frequency synthesizer |
04/28/2004 | EP1413022A2 Wavelength division multiplex optical wavelength converter |
04/28/2004 | EP1412966A1 Multi-wavelength semiconductor laser arrays and applications thereof |
04/28/2004 | EP1151560A4 Multi-channel wave division multiplexer system |
04/28/2004 | CN2613937Y Unviersal digital optical fibre communication terminal |
04/28/2004 | CN1493122A Access method for data packet networks |
04/28/2004 | CN1492679A CATV light receiving module with active amplifier |
04/28/2004 | CN1492619A Light signal-noise ratio monitoring method for optical transmission system |
04/28/2004 | CN1492618A Method and device for connecting light cross linking channel and non-relative expense |
04/28/2004 | CN1492617A Array type wave guide multiplexing/demultiplexing device |
04/28/2004 | CN1492616A 薄膜滤波器 Thin-film filter |
04/28/2004 | CN1492604A Step transmission quantum safety direct communication method |
04/28/2004 | CN1492603A Tunnel establishing method of automatic switching optial network |
04/28/2004 | CN1492602A Double optical fiber light ring shape net |
04/28/2004 | CN1492601A Recovering method for controlling plane after multi-node restarting in intelligent optical network |
04/28/2004 | CN1492268A Method for producing dynamic light intensity, gain equalizer |
04/28/2004 | CN1492250A Polarized wave mode chromatic dispersion compensation method and polarized wave mode chromatic dispersion conpensation device |
04/28/2004 | CN1492247A Dispersion compensation module |
04/28/2004 | CN1492245A Method for producing long wave planar photoelectric detector micro ball lens |
04/28/2004 | CN1492242A Method for producing optical fiber array element |
04/28/2004 | CN1148029C Optical wave interleaving transmitter and receiver modules |
04/28/2004 | CN1147749C Dispersion compensator |
04/28/2004 | CN1147748C 光通信装置 The optical communication apparatus |
04/27/2004 | US6728495 Light output control circuit with a warning function of deteriorated light output |
04/27/2004 | US6728494 Light-emitting device drive circuit, and optical transmission system using the circuit |
04/27/2004 | US6728493 Method and arrangement for clock and data recovery |
04/27/2004 | US6728491 Polarization-mode dispersion detecting method, and a dispersion compensation controlling apparatus and a dispersion compensation controlling method |
04/27/2004 | US6728490 Optical transmitter, optical receiver, optical transmission system, and optical transmission method |
04/27/2004 | US6728489 Optical transmission system constructing method and system |
04/27/2004 | US6728487 Drive method for a plurality of acousto-optic filters, acousto-optic filter apparatus, and selective wavelength extension method |
04/27/2004 | US6728445 Closed-loop control of tunable optical wavelength filters |
04/27/2004 | US6728440 Method and apparatus for multi-pass photonic processors with circulators and multiple-fiber collimators |
04/27/2004 | US6728436 Optical signal modulation method and optical signal transmission system for high speed transmission system |
04/27/2004 | US6728281 Quantum-dot photon turnstile device |
04/27/2004 | US6728277 Envelope biasing for laser transmitters |
04/27/2004 | US6728248 Optical line terminal |
04/27/2004 | US6728223 Echo canceller system |
04/27/2004 | US6728028 Low noise figure optical amplifier for DWDM systems with per sub-band power control |
04/27/2004 | US6728027 Bidirectional optical amplifier |
04/27/2004 | US6728026 Dynamically tunable optical amplifier and fiber optic light source |
04/27/2004 | US6727991 Format insensitive and bit rate independent optical preprocessor |
04/27/2004 | US6727985 System and method for signal acquisition in a distance meter |
04/27/2004 | US6727826 Remotely controlled toy and wireless remote operable in a point of sale package |
04/27/2004 | US6727490 Method and apparatus for detecting malfunctions in communication systems |
04/27/2004 | CA2241937C Robust method and apparatus enabling multi-mode wireless optical communication |
04/27/2004 | CA2113213C Pixel control circuitry for spatial light modulator |
04/22/2004 | WO2004034613A2 Devices and methods for dynamic dispersion compensation |
04/22/2004 | WO2004034612A1 Device and method for regulating chromatic dispersion |
04/22/2004 | WO2004034611A1 Method and arrangement for determining signal degradations in the presence of signal distortions |
04/22/2004 | WO2004034610A1 Method and system for pairing a remote control transmitter and receiver |
04/22/2004 | WO2004034530A1 TRANSMITTER PHOTONIC INTEGRATED CIRCUIT (TxPIC) CHIPS |
04/22/2004 | WO2004034102A2 Devices and methods for dynamic dispersion compensation |
04/22/2004 | WO2004034098A2 Optical transceiver module with multipurpose internal serial bus |
04/22/2004 | WO2004033557A1 Method and apparatus for compensating a photo-detector |
04/22/2004 | WO2004019071A3 Method and apparatus providing common optical line monitoring and service channel over wdm optical transmission system |
04/22/2004 | WO2003104849A3 Optical ring network with nodes and method |
04/22/2004 | WO2003043178A3 Frequency agile spread waveform generator and method and pre-processor apparatus and method |
04/22/2004 | WO2003041281A3 Re-configurable dispersion compensation module (rdcm) |
04/22/2004 | US20040078150 Techniques to manufacture optical signal transmitters |
04/22/2004 | US20040077312 Infrared transceiver module for a wider working range |
04/22/2004 | US20040076440 Transmitter and precoder for optical MSK signals |
04/22/2004 | US20040076439 Optical transmission system |
04/22/2004 | US20040076438 Optical communication boards including power control function and system having the boards |
04/22/2004 | US20040076437 Two stage optical amplifier |
04/22/2004 | US20040076434 Optical distribution network for RF and other analog signals |
04/22/2004 | US20040076433 Optical transmission system for frequency-multiplexed signal |
04/22/2004 | US20040076431 Method and electro-optical circuit arrangement for line protection in a wdm data transmission link |
04/22/2004 | US20040076430 Method and system for handling optical signals |
04/22/2004 | US20040076429 Network component for an optical network comprising an emergency operation function, especially for an optical network in ring topology |
04/22/2004 | US20040076428 Form existing fibers into a fibre channel-arbitrated loop |
04/22/2004 | US20040076427 Optical protection switching using 2 by 2 switching functions |
04/22/2004 | US20040076426 Two-fiber optical ring network |
04/22/2004 | US20040076388 Transmission apparatus using a plastic fiber |
04/22/2004 | US20040076373 Optical pulse regenerating transmission lines |
04/22/2004 | US20040076371 Lossless optical divider/combiner with pump diversion for scalable optical networks |
04/22/2004 | US20040076360 Integrated circuit that provides access to an output node of a filter having an adjustable bandwidth |
04/22/2004 | US20040076193 Apparatus and method for data communication |
04/22/2004 | US20040076163 Optical virtual local area network |
04/22/2004 | US20040076119 Transceiver module and integrated circuit with dual eye openers and integrated loopback and bit error rate testing |
04/22/2004 | US20040076113 Transceiver module and integrated circuit with multi-rate eye openers and bypass |
04/22/2004 | US20040075962 Universal optically isolated input circuit |
04/22/2004 | US20040075883 Ultrashort-pulse source with controllable wavelength output |
04/22/2004 | US20040075880 Optical retro-reflective apparatus with modulation capability |
04/22/2004 | US20040075824 Optical flow monitor |
04/22/2004 | US20040075509 Phase shifted binary transmission encoder, a phase modulator, and an optical network element for encoding phase shifted binary transmission |
04/22/2004 | US20040075484 Current pulse receiving circuit |
04/22/2004 | DE10296519T5 Optische Einrichtung, Lichtwellenpfad-Umschalteinrichtung und Lichtwellenpfad-Umschaltverfahren An optical device, optical path switcher and optical path switching method |
04/22/2004 | DE10245495A1 Einrichtung zum Richten elektromagnetischer Strahlung Means for directing electromagnetic radiation |
04/22/2004 | CA2501372A1 Method and arrangement for determining signal degradations in the presence of signal distortions |
04/21/2004 | EP1411744A2 Optical multi-ring network for burst data communication |
04/21/2004 | EP1411671A1 DEVICE GROUPING SYSTEM, RECEPTION APPARATUS, MANAGEMENT APPARATUS, DEVICE GROUPING METHOD, PROGRAM, AND MEDIUM |
04/21/2004 | EP1411666A2 Two-fiber optical ring network |
04/21/2004 | EP1411659A1 Apparatus and method for regeneration of optical signals |
04/21/2004 | EP1411658A2 Optical MSK transmitter |
04/21/2004 | EP1411656A2 Optical duobinary carrier-suppressed RZ transmission system |
04/21/2004 | EP1411655A2 Self-seeded Fabry-Perot laser device for wavelength division multiplexing system |
04/21/2004 | EP1411654A1 Optical MSK transmitter |