| 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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| 05/29/2002 | DE10058255A1 Verfahren zur Verbesserung der Signalqualität von optischen Signalen, Übertragungssystem sowie Modulator A method for improving the signal quality of optical signals, transmission system and modulator |
| 05/29/2002 | DE10058161A1 Laserkommunikationssystem und Verfahren zum Betrieb eines Laserkommunikationssystems Laser communication system and method of operating a laser communication system |
| 05/29/2002 | DE10056327A1 Verfahren zur Verstärkung von optischen Signalen A process for the amplification of optical signals |
| 05/29/2002 | DE10055477A1 Frequency-dependent division/influencing of WDM system data signals involves passing all signals of channels in defined band via one branch associated with band with influencing device(s) |
| 05/29/2002 | DE10054529A1 Energiesparendes Verfahren für den drahtlosen Empfang von auf einem Trägersignal aufmodulierten Daten Energy-saving method for wireless reception of modulated onto a carrier signal data |
| 05/29/2002 | CN2494080Y Wave division complexing device |
| 05/29/2002 | CN2494079Y Photoelectric conversion module unit |
| 05/29/2002 | CN2494078Y Photoelectric signal converter |
| 05/29/2002 | CN1351428A Distributive optical amplifier, optical communication station, system and cables |
| 05/29/2002 | CN1351278A Multi-wavelength coherent light source ofr Raman amplication |
| 05/29/2002 | CN1351267A Optical fiber with positive dispersion for compensation of dispersion inside of wire |
| 05/28/2002 | US6396968 Optical signal transmission device |
| 05/28/2002 | US6396967 Optoelectronic integrated circuit device |
| 05/28/2002 | US6396635 Beam shaping element for use in a lithographic system |
| 05/28/2002 | US6396625 Optical amplifier and optical fiber module included in the same |
| 05/28/2002 | US6396623 Wide-band optical amplifiers with interleaved gain stages |
| 05/28/2002 | US6396614 Optical signal receiving circuit and method for receiving optical signal |
| 05/28/2002 | US6396613 Optical high speed communications for a computed tomography x-ray machine |
| 05/28/2002 | US6396611 Modular optical network units and mounting arrangement |
| 05/28/2002 | US6396610 Semiconductor integrated circuit |
| 05/28/2002 | US6396609 Dispersion compensation for optical systems |
| 05/28/2002 | US6396608 Method and device for calibrating the deviation of a received beam from its desired position in a terminal |
| 05/28/2002 | US6396607 Multi-wavelength all-optical regenerators (MARS) |
| 05/28/2002 | US6396606 Method of avoiding excessive polarization mode dispersion in an optical communications link |
| 05/28/2002 | US6396605 Apparatus and method for tuning an optical interferometer |
| 05/28/2002 | US6396604 Dark pulse TDMA optical network |
| 05/28/2002 | US6396603 Monitoring the stability of the wavelength of a light signal in an optical communications system employing wavelength division multiplexing and having a wavelength stabilization circuit |
| 05/28/2002 | US6396602 Optical switching unit, particularly for switching to standby components in optical transmission systems |
| 05/28/2002 | US6396601 System for monitoring quality of optical signals having different bit rates |
| 05/28/2002 | US6396586 Reducing nonlinearities caused by transmission of optical information through nonlinear media |
| 05/28/2002 | US6396574 Apparatus for measuring the wavelength, optical power and optical signal-to-noise ratio of each optical signal in wavelength-division multiplexing optical communication |
| 05/28/2002 | US6396573 System and method for optically testing broadcasting systems |
| 05/28/2002 | US6396481 Apparatus and method for portable handwriting capture |
| 05/28/2002 | US6396327 Method and apparatus for reducing distortion produced by a nonlinear device |
| 05/28/2002 | US6396051 High resolution optical performance monitor for DWDM system |
| 05/28/2002 | CA2363871A1 Optical transmission system and optical transmission method |
| 05/28/2002 | CA2360055A1 Method for diversity receiver for mitigating the effects of fiber dispersion by separate detection of two transmitted sidebands |
| 05/28/2002 | CA2244478C Wavelength-selective and loss-less optical add/drop multiplexer |
| 05/28/2002 | CA2227247C Broadband flat gain optical amplifier |
| 05/23/2002 | WO2002041558A2 Enhanced fiber nodes with cmts capability |
| 05/23/2002 | WO2002041535A2 System and method of dispersion compensation in optical communication systems |
| 05/23/2002 | WO2002041534A2 Establishment and maintenance of optical links between optical transceiver nodes in free-space optical communications networks |
| 05/23/2002 | WO2002041533A2 Free space communication receiver unit with controllable power attenuator |
| 05/23/2002 | WO2002041532A1 A system and a method for limiting the maximum of light transmitted from a ribbon fiber |
| 05/23/2002 | WO2002005438A3 Bi-directional wavelength switched ring optical protection switching protocol |
| 05/23/2002 | WO2001048955A3 Alternate phase modulation for non-soliton optical rz transmission |
| 05/23/2002 | US20020061174 Electro-optical data transfer module |
| 05/23/2002 | US20020061165 Wavelength division multiplexing apparatus |
| 05/23/2002 | US20020061163 Passive optical network with analog distribution |
| 05/23/2002 | US20020061162 Lightwave system |
| 05/23/2002 | US20020061035 Optical transmission device and optical transmission system using the same |
| 05/23/2002 | US20020061015 Matrix switch circuit |
| 05/23/2002 | US20020060865 Completely thin-film based composite dispersion compensating structure and it's method of use |
| 05/23/2002 | US20020060839 Hybrid fiber amplifier using dispersion compensating raman amplifier |
| 05/23/2002 | US20020060838 Optical power equalizer |
| 05/23/2002 | US20020060837 Gain and signal level adjustments of cascaded optical amplifiers |
| 05/23/2002 | US20020060827 Method and system to identify and characterize nonlinearities in optical communications channels |
| 05/23/2002 | US20020060826 Optical polarization encoder |
| 05/23/2002 | US20020060825 Passive optical transceivers |
| 05/23/2002 | US20020060824 Optical transponders and transceivers |
| 05/23/2002 | US20020060823 Optical subscriber system and transmission line distance monitoring method |
| 05/23/2002 | US20020060822 Method of improving the signal quality of optical signals, transmission system and also a modulator |
| 05/23/2002 | US20020060821 Multiple-wavelength optical communication system with optical amplifiers |
| 05/23/2002 | US20020060820 Receiver with feedback filter, and eye monitor for the feedback filter |
| 05/23/2002 | US20020060794 Low coherent reflectometer |
| 05/23/2002 | US20020060785 Technique for combined spectral, power, and polarization monitoring |
| 05/23/2002 | US20020060760 Methods and systems for polarization control and polarization mode dispersion compensation for wideband optical signals |
| 05/23/2002 | US20020060614 Method for controlling the operating range of a modulator, and an associated drive unit |
| 05/23/2002 | DE10057178A1 Dispersion converter for converting stages in process into corresponding signals includes focusing unit for additional information processing as broadband light beam |
| 05/23/2002 | CA2397177A1 System and method of dispersion compensation in optical communication systems |
| 05/22/2002 | EP1207642A2 Method and apparatus for terminating optical links in an optical network |
| 05/22/2002 | EP1206888A1 Optical data interface for wireless phones |
| 05/22/2002 | EP1161780A4 Optical transmission systems including signal varying devices and methods |
| 05/22/2002 | EP0920646B1 Fabricating optical waveguide gratings |
| 05/22/2002 | CN2492960Y Integrated demultiplex light-receiving device |
| 05/22/2002 | CN1350710A Balanced gain flattening filters |
| 05/22/2002 | CN1350654A Semiconductor laser optical waveguide telecommunications module and method of making same |
| 05/22/2002 | CN1350653A Wireless optical communications withou electronics |
| 05/22/2002 | CN1350652A Optical fiber for metropolitan and access network systems |
| 05/22/2002 | CN1350186A Optical dispersion balancer |
| 05/22/2002 | CN1085453C Wavelength division multiplexed transmission system and transmitting method using the same |
| 05/21/2002 | US6393188 Dispersion compensation device and optical transmission system with the same |
| 05/21/2002 | US6393184 Optical link between electrical circuit boards |
| 05/21/2002 | US6393182 Optical fiber and method for coupling optical fibers |
| 05/21/2002 | US6393178 Microstructure optical fibers for dispersion management in optical communication systems |
| 05/21/2002 | US6393105 Method and apparatus for monitoring local telephony service power on a hybrid fiber-coax network |
| 05/21/2002 | US6392992 Signal degrade oscillation control mechanism |
| 05/21/2002 | US6392808 Broad band controlled angle analog diffuser and associated methods |
| 05/21/2002 | US6392790 Bi-directional amplifier |
| 05/21/2002 | US6392779 Composite second-order bias control schemes |
| 05/21/2002 | US6392770 Multi-point optical transmission system |
| 05/21/2002 | US6392769 Automatic level control circuit for optical system |
| 05/21/2002 | US6392751 Optimized interferometrically modulated array source |
| 05/21/2002 | US6392464 Wide bandwidth circuits for high linearity optical modulators |
| 05/21/2002 | US6392219 Discrete filter-less optical reference receiver and output amplifier |
| 05/21/2002 | US6390633 Optical apparatus which uses a virtually imaged phased array to produce chromatic dispersion |
| 05/16/2002 | WO2003009498A2 Raman assisted edfa system and method |
| 05/16/2002 | WO2002039625A2 Compensation of laser chirp in fiber systems |
| 05/16/2002 | WO2002039624A2 Optical communication system within a cellular network |
| 05/16/2002 | WO2002039615A2 Cellular base station with remote antenna |