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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04/30/2008 | CN100385841C Method for grooming of channels in WDM aptical communication systems |
04/30/2008 | CN100385755C Integrated optical transducer assembly and method of forming the same |
04/29/2008 | USRE40270 Optical amplifying device |
04/29/2008 | US7366428 Optical receiver |
04/29/2008 | US7366427 Line driver with variable bandwidth control |
04/29/2008 | US7366426 Optical add/drop multiplexer using tunable filter and method for feedback controlling the tunable filter |
04/29/2008 | US7366425 Methods and apparatus for spectrally efficient optical modulation |
04/29/2008 | US7366424 Methods and apparatus for producing transmission failure protected, bridged, and dispersion resistant signals |
04/29/2008 | US7366423 System having multiple agents on optical and electrical bus |
04/29/2008 | US7366422 Dispersion compensating device and optical transmission system |
04/29/2008 | US7366421 Single-to-multi mode converter and optical code division multiple access system using the same |
04/29/2008 | US7366420 Optical transmission device |
04/29/2008 | US7366419 Spatial transmit/receive isolation method for optical communication systems |
04/29/2008 | US7366418 High-speed wireless personal area network system for extending service area |
04/29/2008 | US7366416 Hub for a passive optical network hub |
04/29/2008 | US7366415 Wavelength division multiplexing-passive optical network capable of integrating broadcast and communication services |
04/29/2008 | US7366414 Method and apparatus utilizing tunable differential group delay |
04/29/2008 | US7366413 Modular cross connect system with 3D-MEMS for optical telecommunication networks |
04/29/2008 | US7366411 System and method for operating optical transponder |
04/29/2008 | US7366410 Signal relay apparatus of optical communication system |
04/29/2008 | US7366382 Optical beam diagnostic device and method |
04/29/2008 | US7366368 Optical add/drop interconnect bus for multiprocessor architecture |
04/29/2008 | US7366362 QPSK light modulator |
04/29/2008 | US7366209 Orthogonal polarization multiplexing transmission apparatus and multiplexing method used for the same |
04/29/2008 | US7366203 Passive optical network and ultrawide band adapter |
04/29/2008 | US7366150 Indoor local area network system using ultra wide-band communication system |
04/29/2008 | US7365902 Optical amplifier and optical communication system |
04/29/2008 | CA2369403C Delivering multicast services on a wavelength division multiplexed network using a configurable four-port wavelength selective crossbar switch |
04/29/2008 | CA2363203C Optical transmission systems including signal varying devices and methods |
04/29/2008 | CA2229516C Compensation of dispersion |
04/24/2008 | WO2008048930A2 Optical user interface system for automotive modules |
04/24/2008 | WO2008048633A1 Photonic-based interconnects for interconnecting multiple integrated circuits |
04/24/2008 | WO2008048372A2 Systems and methods for the integration of framing oam&p, and forward error correction in pluggable optical transceiver devices |
04/24/2008 | WO2008047996A1 Apparatus and method for olt and onu for wavelength agnostic wavelength-division multiplexed passive optical networks |
04/24/2008 | WO2008047982A1 Ship-shore communication system through 850nm vcsel converter |
04/24/2008 | WO2008047972A1 Auto wiring system |
04/24/2008 | WO2008047611A1 Communication apparatus, communication method, communication circuit, mobile phone, program, and computer readable recording medium with program recorded therein |
04/24/2008 | WO2008047348A2 Estimation of bandwidth limiting effects in high frequency communication systems |
04/24/2008 | WO2008046725A1 Optical transmitter for fiber optic data communication |
04/24/2008 | WO2008046600A2 Method for transmitting data and data transmission device for remote control and/or remote inquiry |
04/24/2008 | WO2008046340A1 Method and system for grating taps for monitoring a dwdm transmitter array integrated on a plc platform |
04/24/2008 | WO2008046334A1 Power feeding equipment and method for receiver of avalanche photodiode |
04/24/2008 | WO2008027257A3 Method and apparatus for increasing the security of the physical fiber plant by polarization monitoring |
04/24/2008 | WO2008021567A3 Optical transmission using semiconductor optical amplifier (soa) |
04/24/2008 | WO2007146428A3 Transponder for a radio-over-fiber optical fiber cable |
04/24/2008 | US20080095543 Optical communication apparatus and optical add/drop apparatus |
04/24/2008 | US20080095542 Integrated Termination For EO Modulator With RF Signal Monitoring Functionality |
04/24/2008 | US20080095541 Optical transceiver for 40 gigabit/second transmission |
04/24/2008 | US20080095540 Optical transmission device and optical transmission system |
04/24/2008 | US20080095539 Apparatus for Controlling Channel Power Level in a Multi Channel System |
04/24/2008 | US20080095538 Optical transponders with reduced sensitivity to polarization mode dispersion (PMD) and chromatic dispersion (CD) |
04/24/2008 | US20080095537 Optical transmission device |
04/24/2008 | US20080095535 System, device and method for transporting signals through passive optical network |
04/24/2008 | US20080095534 Method for Operating a Telecommunications Access Network |
04/24/2008 | US20080095533 Short-distance communication method and apparatus using visible light |
04/24/2008 | US20080095532 Techique of identifying a defective subscriber device in a point-to-multipoint network without stopping normal subscriber devices |
04/24/2008 | US20080095197 Methods and apparatus for improved communications networks |
04/24/2008 | US20080094692 Optical transmitting apparatus having variable optical transmitting unit including plurality of paths |
04/24/2008 | DE10357212B4 Taktregenerator für optische Zeitmultiplexsignale hoher Datenraten Clock regenerator for optical time division multiplexed signals of high data rates |
04/24/2008 | DE10255165B4 Verfahren und Vorrichtung zum Auskoppeln von Monitorsignalen aus einer Nachrichtenübertragungsstrecke sowie Nachrichtenübertragungsstrecke Method and apparatus for coupling of monitor signals from a communications transmission link, and message transmission path |
04/24/2008 | DE102007011204A1 Verfahren zur Übertragung von Daten und Datenübertragungsvorrichtung zur Fernsteuerung und/oder Fernabfrage A method of transmitting data and data transfer device for remote control and / or remote |
04/24/2008 | CA2664690A1 Optical transmitter for fiber optic data communication |
04/24/2008 | CA2601619A1 Method and apparatus for controlling channel power level in a multi channel system |
04/23/2008 | EP1914911A1 Method and system for indoor communications with optical distribution |
04/23/2008 | EP1914910A1 Fourth harmonic generating system using optical carrier suppressed double sideband modulator |
04/23/2008 | EP1914849A1 Optical amplifier and a transmission system using the same |
04/23/2008 | EP1913714A1 Method and system for polarization modem dispersion compensation |
04/23/2008 | EP1913713A1 Phase monitor apparatus, phase control apparatus and methods thereof for optical dqpsk receiver |
04/23/2008 | EP1913712A2 Communication transceiver architecture |
04/23/2008 | EP1913664A2 Multimode fiber optic amplifier and method of amplifying optical signals |
04/23/2008 | EP1913429A1 Apparatus and method for suppression of stimulated brillouin scattering in an optical fiber |
04/23/2008 | EP1454440B1 Method and apparatus for providing optimized high speed link utilization |
04/23/2008 | CN201051741Y Optical fiber multi-service access device |
04/23/2008 | CN201051161Y A single optical fiber calibrator |
04/23/2008 | CN201051158Y PLC single fiber bidirectional three-port component |
04/23/2008 | CN101167276A Multi-channel data transmission system for computer tomographs |
04/23/2008 | CN101167275A Accommodating multiple optical segments in an Ethernet passive optical network |
04/23/2008 | CN101167273A Method and device for in-band optical performance monitoring |
04/23/2008 | CN101167088A Method and apparatus for determining a location associated with an image |
04/23/2008 | CN101166372A Wireless headphones |
04/23/2008 | CN101166113A Message processing method for link maintenance in O-UNI system |
04/23/2008 | CN101166112A Simplified message processing method for O-UNI system |
04/23/2008 | CN101166110A Message processing method in link maintenance of O-UNI system |
04/23/2008 | CN101166068A Radio over fiber system and method for controlling transmission time |
04/23/2008 | CN101166064A Conversion device for RF remote distribution system in communication system |
04/23/2008 | CN101166063A Integrated termination for eo modulator with RF signal monitoring functionality |
04/23/2008 | CN101166062A A method and system for transmitting synchronization digital system frame in optical network |
04/23/2008 | CN101166061A Optical transmission device |
04/23/2008 | CN101166060A Infrared receiving/transmission module |
04/23/2008 | CN101166059A An automatic time delay measurement method and system for optical fiber remote soft base station |
04/23/2008 | CN101166048A Far end radio frequency unit data passage distribution method in radio communication system |
04/23/2008 | CN101166041A Radio-frequency far end distributed system in radio communication system |
04/23/2008 | CN100384173C Method and system for switching multi-point broadcast data packet |
04/23/2008 | CN100384112C Process for optical communication and system for the same |
04/23/2008 | CN100384111C Wireless communication equipment and method having harmonized primary and secondary transmitters |
04/23/2008 | CN100383869C Optical data storage system utilizing polarization maintaining optical fiber |
04/23/2008 | CN100383572C Electric control phase shift space optical hybrid |
04/23/2008 | CN100383571C Birefringence free space optical hybrid |
04/22/2008 | US7363553 System and method for adjusting soft decision thresholds in a soft-decision error correction system |
04/22/2008 | US7363018 High speed electrical interconnect using an optically distributed carrier signal |