| 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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| 08/01/2002 | US20020101631 Processing of optical performance data in an optical wavelength division multiplexed communication system |
| 08/01/2002 | US20020101630 Monitor, control and configuration of fiber node via cable modem |
| 08/01/2002 | US20020101577 Optical fiber test method and apparatus |
| 08/01/2002 | US20020101270 Current pulse receiving circuit |
| 08/01/2002 | DE10110270C1 Verfahren zur Ermittlung von Wechselwirkungen zwischen mehreren optischen Kanälen eines Wellenlängen-Multiplex Signals Procedure for the determination of interactions between a plurality of optical channels of a wavelength-multiplexed signal |
| 08/01/2002 | DE10104015A1 Optischer Detektor und Verfahren zum Herstellen einer Anordnung mehrerer Halbleiterschichten Optical detector and method of manufacturing an arrangement of several semiconductor layers |
| 08/01/2002 | CA2436190A1 Laser communication system |
| 08/01/2002 | CA2435336A1 Grooming of channels in wavelength division multiplexed optical communication systems |
| 08/01/2002 | CA2426831A1 Method and system for processing downstream packets of an optical network |
| 07/31/2002 | EP1227607A2 Optoelectronic receiver and method of signal adjustment |
| 07/31/2002 | EP1227606A1 Optical transmission device and optical repeating device |
| 07/31/2002 | EP1227605A2 Method and system for distributing multiband wireless communication signals |
| 07/31/2002 | EP1226737A2 Method and system for communication protection |
| 07/31/2002 | EP1226675A1 A device and a method for optical multiplexing/demultiplexing |
| 07/31/2002 | EP1226674A1 Optical add-drop filter |
| 07/31/2002 | EP1226670A1 Method and system for transmitting a signal via a non-linear transmission unit |
| 07/31/2002 | EP1226669A2 Method and device for optimizing an optical transfer signal modulated with a binary data signal |
| 07/31/2002 | EP1226668A1 Method for measuring the performance of broadband dense wavelength division multiplexer (dwdm) using non-linear iterative algorithm |
| 07/31/2002 | EP1226667A1 Composite second-order bias control schemes |
| 07/31/2002 | EP1008253B1 Method for compensating bit duration changes in fibreoptic signal transmission systems and retimer for carrying out said method |
| 07/31/2002 | EP0652652B1 Method and apparatus for receiving monitoring signal |
| 07/31/2002 | CN1361952A HFC return path system using digital conversion and transport |
| 07/31/2002 | CN1361951A Optical system and method having low loss and non-linear effects |
| 07/31/2002 | CN1361950A Dispersion compensation system |
| 07/31/2002 | CN1361949A Electrical insulation device with optocoupler for bidirectional connecting lines |
| 07/31/2002 | CN1361877A Connector-type optical transceiver using SOI optical waveguide |
| 07/31/2002 | CN1361443A Method of vertically transmitting azimuth angle |
| 07/31/2002 | CA2359553A1 Optical fiber transmission line |
| 07/30/2002 | US6427043 Wavelength dispersion compensating method and optical transmission system |
| 07/30/2002 | US6427040 Optical waveguide gratings device with adjustable optical space profile |
| 07/30/2002 | US6426887 Power control device, remote control receiving device and optical communication device with zero power consumption during standby |
| 07/30/2002 | US6426832 Wavelength-multiplexed light amplifying apparatus, optical amplifier and optical add-and-drop apparatus using wavelength-multiplexed light amplifying basic unit |
| 07/30/2002 | US6426822 Method and apparatus for reducing non-linear characteristics of a signal modulator by coherent data collection |
| 07/30/2002 | US6426821 Optical upconverter apparatuses, methods and systems |
| 07/30/2002 | US6426820 Remote control incorporating self-test capability |
| 07/30/2002 | US6426819 Method and apparatus for cordless infrared communication |
| 07/30/2002 | US6426818 Optical interconnect for high speed processor |
| 07/30/2002 | US6426817 Optical wavelength multiplexing system and terminal |
| 07/30/2002 | US6426813 Telemetry system and method for EMI susceptibility testing of motor vehicles |
| 07/30/2002 | US6426599 Dual-use electronic transceiver set for wireless data networks |
| 07/30/2002 | US6426495 Temperature compensating circuit, temperature compensating logarithm conversion circuit and light receiver |
| 07/30/2002 | US6426236 Method for making semiconductor optical modulator |
| 07/30/2002 | CA2369525A1 Optical pulse waveform conversion |
| 07/30/2002 | CA2245820C Distortion penalty measurement technique in optical systems based on signal level adjustment |
| 07/25/2002 | WO2002058316A1 Data time difference absorbing circuit, and data receving method and device |
| 07/25/2002 | WO2002058302A1 Wdm optical communications system |
| 07/25/2002 | WO2002058301A2 Split wave method and apparatus for transmitting data in long-haul optical fiber systems |
| 07/25/2002 | WO2002058289A2 Optical broadband transmission device and distribution method |
| 07/25/2002 | WO2002058288A1 Phase-modulated fiber optic telecommunications system |
| 07/25/2002 | WO2002058287A1 Optical transmitter/receiver |
| 07/25/2002 | WO2002058286A2 Nonlinear polarization amplifiers in nonzero dispersion shifted fiber |
| 07/25/2002 | WO2002058284A1 Window-mounted free-space optical wireless communication system |
| 07/25/2002 | WO2002058283A2 Optical pre-amplifier apparatus and method for performing gain control |
| 07/25/2002 | WO2002058247A2 Method of characterising optical amplifiers |
| 07/25/2002 | WO2002058198A2 Broadband optical amplifier |
| 07/25/2002 | WO2002011298A3 Method and apparatus for polarization tracking in wireless optical communication systems |
| 07/25/2002 | WO2001088571A8 Multi-channel optical transceiver |
| 07/25/2002 | WO2001065732A3 Application of digital processing scheme for enhanced cable television network performance |
| 07/25/2002 | WO2001045304A9 Per-channel optical amplification using saturation mode |
| 07/25/2002 | WO2001022627A9 Method and system to reduce fwm penalty in nrz wdm systems |
| 07/25/2002 | US20020098818 Carrier detection circuit and infrared ray remote control receiver |
| 07/25/2002 | US20020098798 Communication system with multicarrier telephony transport |
| 07/25/2002 | US20020098797 Acquisition and tracking in communication system with multicarrier telephony transport |
| 07/25/2002 | US20020098796 Hybrid/fiber coax video and telephony communication system with poly-phase filtering |
| 07/25/2002 | US20020098795 Communicating errors in a telecommunications system |
| 07/25/2002 | US20020097968 Dispersion compensating module |
| 07/25/2002 | US20020097954 Communication network, wavelength division multiplex transmission equipment, optical switch equipment, and optical attribute/state administering method for them |
| 07/25/2002 | US20020097953 Interfacing fiber optic data with electrical power systems |
| 07/25/2002 | US20020097484 Optical amplifying device |
| 07/25/2002 | US20020097482 Operation mode switching apparatus, raman amplifier and optical transmission system |
| 07/25/2002 | US20020097481 Wdm optical communication system using co-propagating raman amplification |
| 07/25/2002 | US20020097480 High order fiber Raman amplifiers |
| 07/25/2002 | US20020097472 Reflection detection in an optical wireless link |
| 07/25/2002 | US20020097471 Data transmission via direct modulation of a mid-IR laser |
| 07/25/2002 | US20020097470 Process for improving the signal quality of optical signals, transmission system and modulator |
| 07/25/2002 | US20020097469 Optical communications using multiplexed single sideband transmission and heterodyne detection |
| 07/25/2002 | US20020097468 Laser communication system |
| 07/25/2002 | US20020097467 Remote control device of acousto-optic tunable filter and optical transmission system containing equalizer using acousto-optic tunable filter and optical transmission system containing optical add/drop multiplexer using acousto-optic tunable filter |
| 07/25/2002 | US20020097465 Optical network, subscriber side optical transmission apparatus, and office side optical transmission apparatus |
| 07/25/2002 | US20020097464 Method for adjusting time delays and device for synchronization of channels in a WDM system |
| 07/25/2002 | US20020097462 Optical transmission device and optical transmission system |
| 07/25/2002 | US20020097461 Bi-directional wavelength switched ring optical protection switching protocol |
| 07/25/2002 | US20020097460 Optical network system with quality control function |
| 07/25/2002 | DE10156356A1 Method for reducing the amount of electromagnetic interference escaping from an optoelectronic component housing by application of conducting strips to reduce the effective size of the opening |
| 07/25/2002 | DE10146557A1 Anordnung und Verfahren für die Verzerrungsdetektion bei der optischen Informationsübertragung Apparatus and method for detecting distortion in optical information transfer |
| 07/25/2002 | DE10102460A1 Arrangement for channel-dependent attenuation of multiple optical data channels signal level, has attenuating device in at least one optical path for attenuating signal component of corresponding path |
| 07/25/2002 | DE10101742A1 Pumpquelle mit mehreren geregelten Pumplasern zur optischen breitbandigen Verstärkung eines WDM-Signals Pump source having a plurality of regulated pump lasers to the optical broadband amplification of a WDM signal |
| 07/25/2002 | DE10101331C1 Transponder zur Überwachung von Netzelementen in Hybrid Fiber Coax-Netzen Transponder for monitoring of network elements in hybrid fiber coax networks |
| 07/25/2002 | CA2435286A1 Wdm optical communications system |
| 07/25/2002 | CA2432695A1 Optical broadband transmission device and distribution method |
| 07/24/2002 | EP1225716A2 Phase-modulated fiber optic telecommunications system |
| 07/24/2002 | EP1225714A2 Scrambled optical communication method and system |
| 07/24/2002 | EP1225713A1 Free space communication system for controlling remote vehicle components |
| 07/24/2002 | EP1225712A2 Modulation scheme for short pulses having low duty-cycle |
| 07/24/2002 | EP1225666A2 High order fiber raman amplifiers |
| 07/24/2002 | EP1225665A2 Optical amplifier |
| 07/24/2002 | EP1225431A1 Method and apparatus for polarisation mesaurements, in particular for monitoring polarisation mode dispersion in optical wavelength division multiplexed systems |
| 07/24/2002 | EP1224761A1 Optical data signals |
| 07/24/2002 | EP1224760A1 Technique to obtain channel plans for wdm systems with reduced four-wave mixing effect |
| 07/24/2002 | EP1224757A2 Optical fm receiver |