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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05/18/2004 | US6738542 Optical fibre communication system |
05/18/2004 | US6738408 Mode-locked laser apparatus |
05/18/2004 | US6738401 High speed switching driver |
05/18/2004 | US6738184 Optical amplifier for amplifying multi-wavelength light |
05/18/2004 | US6738183 Optical filter functioning as both a gain equalizer and noise-light blocking filter |
05/18/2004 | US6738182 Optical fiber amplifier |
05/18/2004 | US6738181 Optical sending apparatus and channel extension method |
05/18/2004 | US6738180 Optical transmission system |
05/18/2004 | US6738179 Method and device for shaping the waveform of an optical signal |
05/18/2004 | US6738173 Limiting amplifier modulator driver |
05/18/2004 | US6738147 Autostigmatic far field simulator |
05/18/2004 | US6737623 Photo-detecting semiconductor device and an apparatus having such a photo-detecting semiconductor device |
05/13/2004 | WO2004040811A1 Wavelength division multiplexing optical transmission system |
05/13/2004 | WO2004040810A1 Multiport optical amplifier with vcsel pump array and gain control |
05/13/2004 | WO2004040809A2 Gain control in optical amplifiers |
05/13/2004 | WO2004040808A1 Digital and programmable control of optical transceiver elements |
05/13/2004 | WO2004040342A1 Optical slab waveguide interchip communication bus and synchronisation method |
05/13/2004 | WO2004019504A3 Modular dispersion map for an optical communication system |
05/13/2004 | WO2004019503A3 Method and apparatus for providing staggered groupwise dispersion compensation in a wdm optical communication system |
05/13/2004 | WO2004008202B1 Scheme for controlling polarization in optical waveguides |
05/13/2004 | US20040093061 Apparatus and methods for delivery of multiple distributed stents |
05/13/2004 | US20040092367 Exercise equipment with universal PDA cradle |
05/13/2004 | US20040091272 On-line dispersion compensation device for a wavelength division optical transmission system |
05/13/2004 | US20040091271 System and method of measuring turn-on and turn-off times of an optoelectronic device |
05/13/2004 | US20040091270 Optical transmitter receiver for free space optical communication and network system and application apparatus thereof |
05/13/2004 | US20040091269 Optical free space signalling system |
05/13/2004 | US20040091268 Transmitter optical sub-assembly |
05/13/2004 | US20040091266 Optical transmission system, optical multiplexer, and optical demultiplexer |
05/13/2004 | US20040091265 Passive optical network using loop back of multi-wavelength light generated at central office |
05/13/2004 | US20040091263 Wavelength-division multiplexing optical communication system |
05/13/2004 | US20040091261 Method for measurement of optical or electrical signal sequences and eye diagram monitor for measurement and display of signal sequences |
05/13/2004 | US20040091231 Optical subassembly tester and testing method |
05/13/2004 | US20040091229 Variable optical attenuator with MEMS devices |
05/13/2004 | US20040091223 Device for the compensation of chromatic dispersion |
05/13/2004 | US20040091206 Method, apparatus and system for controlling the effects of power transients in optical transmission systems |
05/13/2004 | US20040091205 Method, apparatus and system for controlling power transients in a Raman-amplified optical transmission system |
05/13/2004 | US20040091204 Snr booster for wdm systems |
05/13/2004 | US20040091199 WDM optical communications system |
05/13/2004 | US20040091028 Transceiver module and integrated circuit with dual eye openers and equalizer |
05/13/2004 | US20040091003 Optical amplifying apparatus |
05/13/2004 | US20040090665 Separating apparatus for time division multiplexed signal light, and optical receiving apparatus and optical transmission system using the same |
05/13/2004 | US20040090664 Integration of gain equalization filter in a gain medium |
05/13/2004 | US20040090663 Loss point detecting method and distributed Raman amplifier applying the same |
05/13/2004 | US20040090661 Method and apparatus for silicon-based optically-pumped amplification using stimulated scattering |
05/13/2004 | US20040090616 Automated system and method for optical measurement and testing |
05/13/2004 | DE10246723A1 Verfahren und Anordnung zur Ermittlung von Signaldegradationen in Anwesenheit von Signalverzerrungen Method and apparatus for determining Signaldegradationen in the presence of signal distortion |
05/12/2004 | EP1418691A2 Passive optical network using loop back of multi-wavelength light generated at central office |
05/12/2004 | EP1418690A2 Optical amplifying apparatus |
05/12/2004 | EP1418689A2 Optical receiver for a free-space transmission system |
05/12/2004 | EP1417799A1 Optical receiver for receiving a plurality of input signals |
05/12/2004 | EP1417787A1 Optical transmitter for transmitting a plurality of output signals |
05/12/2004 | EP1417786A1 High-speed optical data links |
05/12/2004 | EP1417712A1 Integrated arrays of modulators and lasers on electronics |
05/12/2004 | EP1417497A1 Virtual line switched ring (vlsr) connection state distribution scheme |
05/12/2004 | EP1417458A2 Transceiver device for cooperation with an optical fiber |
05/12/2004 | EP1153331A4 Opto-electronic techniques for reducing phase noise in a carrier signal by carrier suppression |
05/12/2004 | EP1000474B1 Optical fibre communication system |
05/12/2004 | CN1496076A Data communication method, data transmitting equipment, data receiver and data transmitting program |
05/12/2004 | CN1496047A Demultiplexer for optical time-division multiplexing signal |
05/12/2004 | CN1496031A Optical user network system for receiving broadcasting/communication signal |
05/12/2004 | CN1496030A System and method for power supply to optical communication dielectric converter |
05/12/2004 | CN1495500A Optical amplifier, compensating method for gain to temp commply with relation and optical transmission channel |
05/12/2004 | CN1495453A 光学开关和光学网络 Optical switches and optical network |
05/12/2004 | CN1495451A Single mode optical fibre |
05/12/2004 | CN1495438A Low nose signal generator for radio-frequency recognition system |
05/12/2004 | CN1149774C Reference wave length providing equipment of performance monitor in wave division comples optical transmitting system |
05/12/2004 | CN1149773C Optical transmission systems using optical amplifiers and wavelength division multiplexing |
05/12/2004 | CN1149761C Protection method based on business in optical network |
05/12/2004 | CN1149760C Multi-beam wave-synthesis wave-partitioning apparatus for cladded pumping optical fiber amplifier and laser |
05/12/2004 | CN1149759C Method for transmitting additional data singnals and useful data singal by means of optical links |
05/12/2004 | CN1149758C Optical receiver having no relation to bit rate, and receiving method thereof |
05/12/2004 | CN1149415C 光学开关和光学网络 Optical switches and optical network |
05/11/2004 | US6735398 Generating methods for single and multi-channel wideband optical analog pulse positioned waveforms |
05/11/2004 | US6735397 Skew discovery and compensation for WDM fiber communications systems using 8b10b encoding |
05/11/2004 | US6735396 Communications network |
05/11/2004 | US6735395 WDM communication system utilizing WDM optical sources with stabilized wavelengths and light intensity and method for stabilization thereof |
05/11/2004 | US6735394 Per-channel optical amplification using saturation mode |
05/11/2004 | US6735391 Automatic retrieval of wavelength-division multiplexed ring networks |
05/11/2004 | US6735390 Method and apparatus for terminating optical links in an optical network |
05/11/2004 | US6735372 Channel power monitor |
05/11/2004 | US6735356 Free space duplexed optical communication with transmitter end multiplexing and receiver and amplification |
05/11/2004 | US6735352 Arrangement and method for producing a predeterminable polarization mode dispersion |
05/11/2004 | US6735351 Fast-adapting PMD compensator |
05/11/2004 | US6735211 Packet communications customer-station apparatus |
05/11/2004 | US6735007 Optoelectronic device |
05/11/2004 | US6734712 Logarithmic amplifier |
05/11/2004 | US6734411 Method and apparatus for controlling power levels of optical signals in optical fiber interconnects |
05/11/2004 | US6733183 Dynamically configurable backplane |
05/11/2004 | CA2267777C Monitoring system using an optical side tone as a test signal |
05/06/2004 | WO2004038964A2 Integrated optical detector directly attached to readout integrated circuit |
05/06/2004 | WO2004038963A2 Conformal retro-modulator optical devices |
05/06/2004 | WO2004038962A1 Illumination light communication device |
05/06/2004 | WO2004038961A1 Systems and methods for testing a circuit in an optical communication network |
05/06/2004 | WO2004038948A2 Second order predistortion circuit |
05/06/2004 | WO2004038359A1 Load dependent analyzing optical components |
05/06/2004 | WO2004019458A9 Sharing pump energy among different fiber pairs |
05/06/2004 | WO2004019076A3 Adaptor arrangement for detecting faults in an optically amplified multi-span transmission system using a remotely located otdr |
05/06/2004 | WO2004019074A9 Method and apparatus for performing system monitoring in a terminal independent interface located between a terrestrial optical terminal and an undersea optical transmission path |
05/06/2004 | WO2004010625A3 Automatic detection and resolution of fiber cabling errors in optical networks |
05/06/2004 | WO2004002026A3 Dispersion compensation architecture for switch-ready optical networks |