| 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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| 10/05/2000 | CA2363422A1 Method using photonic crystals for the dispersion compensation of optical signals of different wavelengths which are transmitted together |
| 10/04/2000 | EP1041852A2 Protection switching method and apparatus for passive optical network system |
| 10/04/2000 | EP1041783A2 Encoding, modulation and multiplexing for optical transmission |
| 10/04/2000 | EP1041762A2 Communication system |
| 10/04/2000 | EP1041761A2 Wavelength tunable filter apparatus |
| 10/04/2000 | EP1041754A1 Method for the reduction of noise in a long-distance optical telecommunications system |
| 10/04/2000 | EP1041753A1 Device and method for compensating the polarisation mode dispersion according to the chromatic dispersion in an optical transmission system |
| 10/04/2000 | EP1041752A1 Method for the reduction of noise in a long-distance optical telecommunications system |
| 10/04/2000 | EP1041751A2 Receiver for optical signals |
| 10/04/2000 | EP1041750A2 Optical receiving circuit and optical communication device |
| 10/04/2000 | EP1041749A1 FM optical transmission system using a voltage controlled oscillator |
| 10/04/2000 | EP1041748A2 Frequency stabilizing equipment for optical communication light source |
| 10/04/2000 | EP1041747A2 Optical bidirectional communication system with supervisory channel |
| 10/04/2000 | EP1041691A2 An optical transmission circuit using a semiconductor laser |
| 10/04/2000 | EP1041409A2 Mode converter and method for converting modes |
| 10/04/2000 | EP1040610A1 Method and apparatus for simultaneous transmission of digital telephony and analog video using wave division multiplexing |
| 10/04/2000 | EP1040607A1 A method and a system for coding wdm signals |
| 10/04/2000 | EP1040606A1 System for cableless transmission of optical energy and data |
| 10/04/2000 | EP1040377A1 Tunable nonlinearly chirped grating |
| 10/04/2000 | CN1268823A Communication system |
| 10/03/2000 | USRE36886 Fiber optic module |
| 10/03/2000 | US6128518 System and method for in-vivo hematocrit measurement using impedance and pressure plethysmography |
| 10/03/2000 | US6128426 High speed bi-directional optical rotary joint |
| 10/03/2000 | US6128425 Semiconductor optical amplifier device |
| 10/03/2000 | US6128118 Optical transmission systems using spectral inversion for dispersion and non-linearities compensation |
| 10/03/2000 | US6128117 Computer system provided with infrared communication cable |
| 10/03/2000 | US6128116 Retroreflective elevator hoistway position sensor |
| 10/03/2000 | US6128112 Weighted-sum processing method and apparatus for decoding digital signals |
| 10/03/2000 | US6128111 Monitoring of nonlinear effects |
| 10/03/2000 | CA2257495C Optical transmission systems using optical amplifiers and wavelength division multiplexing |
| 10/03/2000 | CA2012487C Wireless headphone |
| 09/30/2000 | WO1999049297A1 A dispersive precompensator for use in an electromagnetic radiation generation and detection system |
| 09/30/2000 | CA2299635A1 Compensation process and device for dispersion of polarization in an optical transmission system |
| 09/28/2000 | WO2000057584A1 Device for channel-specific dispersion compensation of a wavelength multiplex signal |
| 09/28/2000 | WO2000057582A1 Optically modulated laser beam transceiver system |
| 09/28/2000 | WO2000057489A1 Optical signal transmission board and apparatus |
| 09/28/2000 | DE19914052A1 Empfänger für optisch übertragene Signale Receiver for optical signals transmitted |
| 09/28/2000 | DE19911957A1 Fernkonfigurierbares optisches Kommunikationsnetz Remote configurable optical communication network |
| 09/28/2000 | DE19911433A1 Optical data transmission, laser-type transmission system |
| 09/28/2000 | DE10011537A1 Opto-electronic integrated circuit device effects light signal transmission between every optical output connection unit and every corresponding optical input connection unit of first and second opto-electronic ICs |
| 09/27/2000 | EP1039670A2 Wavelength division multiplexed system for optical access rings |
| 09/27/2000 | EP1039669A2 System and method for secure multiple wavelength communication on optical fibers |
| 09/27/2000 | EP1039666A2 Burst mode optical transmitter circuit |
| 09/27/2000 | EP1039665A2 Optical transmitter circuit |
| 09/27/2000 | EP1039325A2 Receiving system for free-space optical communications |
| 09/27/2000 | EP1038203A1 Optical attenuator using isolator and optical communications system including the same |
| 09/27/2000 | EP1037561A1 Smart recognition apparatus and method |
| 09/27/2000 | CN1267981A 光通信系统 The optical communication system |
| 09/27/2000 | CN1267980A Wave separating multiplex system for optical cut-in ring |
| 09/27/2000 | CN1267979A Communication network with channel information monitoring apparatus using spread spectrum method and its method |
| 09/27/2000 | CN1267975A Method for realizing central control and equipment for realizing the same method |
| 09/27/2000 | CN1267974A Signal transmission system |
| 09/27/2000 | CN1267973A Optical network with optical channel monitoring apparatus using polarization modulation and its method |
| 09/27/2000 | CA2300642A1 A receiver for optically transmitted signals |
| 09/26/2000 | US6125128 Laser output locking and self filtering device |
| 09/26/2000 | US6125104 Network node for switching quality detector to incoming signal specified by request message from adjacent node |
| 09/26/2000 | US6124960 Transmission system with cross-phase modulation compensation |
| 09/26/2000 | US6124959 Optical wavelength-division multiplexing transmission system |
| 09/26/2000 | US6124958 Manufacturing method and device for a wireless local area network optics fixture array |
| 09/26/2000 | US6124957 Optical signal translator unit |
| 09/26/2000 | US6124956 Optical transmitter output monitoring tap |
| 09/26/2000 | CA2205611C Optical network |
| 09/26/2000 | CA2185132C Generation of radio frequency modulated optical radiation |
| 09/25/2000 | CA2300353A1 Receiving system for free-space optical communications |
| 09/22/2000 | CA2300235A1 Wavelength division multiplexed system for optical access rings |
| 09/21/2000 | WO2000055995A1 A receiver transponder for protected networks |
| 09/21/2000 | WO2000055994A1 Single wavelength optical transceiver |
| 09/21/2000 | WO2000055993A2 Dispersion compensation in optical communication network and optical communication network |
| 09/21/2000 | DE19910202A1 Interface matching device for data transmission, has infrared (IR) receiver as data input and IR transmitter as data output |
| 09/20/2000 | EP1037417A1 Method to perform central control of a line terminator in a tree-like network |
| 09/20/2000 | EP1037416A2 Optical fibre communication system comprising means for optical pulse reshaping |
| 09/20/2000 | EP1037414A2 Optical transmission circuit controlling input voltage amplitude of optical transmission circuit drive stage according to pulse current |
| 09/20/2000 | EP1037413A1 Optical apparatus for selecting a predetermined item of information from a coherent optical signal |
| 09/20/2000 | EP1037412A1 Optical device converting a coherent optical signal to incoherent signal |
| 09/20/2000 | EP1037411A2 Gain equalization for optical fiber distribution network |
| 09/20/2000 | EP1037410A2 Method and apparatus for determining the optical distance of a threat on an optical fiber |
| 09/20/2000 | EP1037409A2 Method, device, and system for transmitting a supervisory optical signal |
| 09/20/2000 | EP1037408A2 Remotely configurable optical communication network |
| 09/20/2000 | EP1037337A1 Optical amplifier |
| 09/20/2000 | EP1037087A1 Device and method for controlling fault-free transmissions over an optical network |
| 09/20/2000 | EP1036445A1 Wdm ring transmission system |
| 09/20/2000 | EP1036440A1 Optical amplifier having an improved noise figure |
| 09/20/2000 | EP0946894B1 Beam homogenizer |
| 09/20/2000 | EP0840963B1 Method and device for the coarse ranging of a tdma pon system |
| 09/20/2000 | EP0667971B1 Method and device for acknowledgement of transmitted information |
| 09/20/2000 | CN2397675Y Transmitter and receiver of computer check-up machine on duty |
| 09/20/2000 | CN1267156A 信号传输系统 A signal transmission system |
| 09/20/2000 | CN1267149A Signal transmission system |
| 09/20/2000 | CN1267148A 信号传输系统 A signal transmission system |
| 09/19/2000 | US6122420 Optical loopback apparatus |
| 09/19/2000 | US6122418 Chromatic dispersion compensating node |
| 09/19/2000 | US6122413 Fiber optic transmitter |
| 09/19/2000 | US6122303 Single transverse mode semiconductor laser for an optical transmission link |
| 09/19/2000 | US6122302 Automatic compensation of CNR and OMI in a laser transmitter |
| 09/19/2000 | US6122096 Expandable wavelength-selective and loss-less optical add/drop system |
| 09/19/2000 | US6122095 Wavelength-selective and loss-less optical add/drop multiplexer |
| 09/19/2000 | US6122088 Ultra-high speed light transmission method making use of quasi-solitons in fibers |
| 09/19/2000 | US6122087 Optical-frequency-stabilized light source |
| 09/19/2000 | US6122086 Compensation of dispersion |
| 09/19/2000 | US6122085 Lightwave transmission techniques |