| 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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| 09/10/2009 | US20090226167 Method of upgrading optical node, and an optical node apparatus |
| 09/10/2009 | US20090226166 Optoelectronic Transceiver with Digital Diagnostics |
| 09/10/2009 | US20090226165 Apparatus and method of controlling tap coefficient of transversal filer, optical receiver apparatus, and optical communication system |
| 09/10/2009 | US20090226163 System and method for optical transmission |
| 09/10/2009 | US20090226161 Method and system for protecting integrated optoelectronic devices |
| 09/10/2009 | US20090226138 Fibre-Optic Module |
| 09/10/2009 | US20090225914 Communication terminal apparatus, communication apparatus, and signal receiving method |
| 09/10/2009 | US20090225818 Systems and method for orthogonal frequency divisional multiplexing |
| 09/10/2009 | US20090225803 Apparatus and method for measurement of dynamic laser signals |
| 09/10/2009 | US20090225502 Display Device |
| 09/10/2009 | US20090225403 Multi-wavelength light amplifier |
| 09/10/2009 | US20090225402 Article comprising a wideband optical amplifier with a wide dynamic range |
| 09/10/2009 | DE102008012355A1 Steuergerät mit einer Einrichtung zur Datenübertragung Control unit with a device for data transmission |
| 09/10/2009 | DE102008011823A1 Verfahren zur flackerfreien Übertragung digitaler Daten in einem optischen Freiraum-Übertragungssystem A method for flicker-free transmission of digital data in a free-space optical transmission system |
| 09/09/2009 | EP2099186A1 Phase control circuit and method for optical receivers |
| 09/09/2009 | EP2097998A2 Optical signal processing |
| 09/09/2009 | EP2097997A1 Adaptive polarization tracking and equalization in coherent optical receivers |
| 09/09/2009 | EP2097996A2 Energy transfer through optical route for charging an electric device |
| 09/09/2009 | EP1869563B1 Configurable data port for i2c or single-wire broadcast interface |
| 09/09/2009 | EP1863202B1 An optical transmission system with gain adjustment |
| 09/09/2009 | CN201307857Y Palarization multiplexing technology-based optical communication system |
| 09/09/2009 | CN101529758A Polarization mode dispersion monitoring and fault correlation |
| 09/09/2009 | CN101529757A Optical transmitter for fiber optic data communication |
| 09/09/2009 | CN101527639A Optic electric interface automatic switching method and device thereof |
| 09/09/2009 | CN101527610A Wavelength-division multiplexing passive optical network system with 1:N wavelength backup function |
| 09/09/2009 | CN101527603A Fast power transient suppression in constant power-mode controlled optical amplifiers |
| 09/09/2009 | CN101527602A Optical fiber transceiver module and plastic optical fiber communication system |
| 09/09/2009 | CN101527601A Optical transmitter and optical signal generating method |
| 09/09/2009 | CN101527600A Coherent optical receiver and adjusting method thereof |
| 09/09/2009 | CN101527599A Method for measuring burst mode light power and device thereof |
| 09/09/2009 | CN101527598A Transmission method based on optical transmission equipment failure or power failure |
| 09/09/2009 | CN101527597A Burst power monitoring unit and optical line terminal provided with same |
| 09/09/2009 | CN101526867A Infrared transmitting or receiving circuit board unit and infrared touch screen |
| 09/09/2009 | CN100539736C Optical cross-connector containing a multi-stage Clos network in which a single-stage matrix comprises one stage of the Clos network |
| 09/09/2009 | CN100539734C Apparatus, system and method for optical packet switching using frequency header |
| 09/09/2009 | CN100539477C 拉曼放大器 Raman amplifier |
| 09/09/2009 | CN100539476C Surface wave whole optical fiber acousto-optic intensity modulator |
| 09/09/2009 | CN100539475C A protection device for the optical fiber line in the passive optical network and its method |
| 09/09/2009 | CN100539474C Wavelength division multiplex optical transmission system, and transmission method |
| 09/09/2009 | CN100539473C Method for detecting a check-back signal in an optical transmission system, application and corresponding device |
| 09/09/2009 | CN100539472C 信号波形劣化补偿器 Degradation of the signal waveform compensator |
| 09/09/2009 | CN100538444C Phase optimization apparatus and method |
| 09/08/2009 | US7587145 Optical receiver with electric ternary coding |
| 09/08/2009 | US7587144 Tunable radio frequency and microwave photonic filters |
| 09/08/2009 | US7587143 System and method for improved coherent pulsed communication system having spectrally shaped pulses |
| 09/08/2009 | US7587142 Method for estimating the polarization mode dispersion compliant capacity fraction of the total optical frequency transmission window of a transport system |
| 09/08/2009 | US7587141 Communication transceiver architecture |
| 09/08/2009 | US7587139 Optical channel power control in WDM networks |
| 09/08/2009 | US7587112 Optical device and light control method |
| 09/08/2009 | US7586672 Optical transmission system |
| 09/08/2009 | US7586671 Apparatus and method for Raman gain control |
| 09/08/2009 | US7585119 Optical connection structure between optical backplane and circuit substrate |
| 09/08/2009 | CA2343091C Broadband amplified spontaneous emission light source |
| 09/08/2009 | CA2309515C An optical fiber coupler, a process for fabricating the same and an optical amplifier using the same |
| 09/08/2009 | CA2306354C Apparatus and method for supervision |
| 09/08/2009 | CA2297538C Optical filter |
| 09/03/2009 | WO2009108831A2 A tunable optical discriminator |
| 09/03/2009 | WO2009107761A1 Optical integrated circuit device |
| 09/03/2009 | WO2009107702A1 Light transmission system, light relay device, light relay device control method and program |
| 09/03/2009 | WO2009107414A1 Optical transmission system and multi-core optical fiber |
| 09/03/2009 | WO2009107247A1 Method of and system for setting and controlling demodulator in optical communication system |
| 09/03/2009 | WO2009106542A1 Method for non-flutter transmission of digital data in a free-space optical transmission system |
| 09/03/2009 | WO2009106147A1 Channel power estimation means |
| 09/03/2009 | WO2009105814A1 A single photon emission system |
| 09/03/2009 | WO2009086632A9 Network connection using an electro-optical media converter with integrated switch |
| 09/03/2009 | US20090221247 Method and system for calibrating quadrature modulators |
| 09/03/2009 | US20090220249 Demodulation circuit |
| 09/03/2009 | US20090220248 Embedded Parametric Monitoring of Optoelectronic Modules |
| 09/03/2009 | US20090220247 Rotating Data Transmission Device with Active Compensation of Transmission Function |
| 09/03/2009 | US20090220246 Optical receiver and a free-space optical communications using the same |
| 09/03/2009 | US20090220245 Circuit topologies for high speed, low cost optical transceiver components |
| 09/03/2009 | US20090220244 Demodulation of Phase Modulated Fibre-Optic Sensor System Signals |
| 09/03/2009 | US20090220243 Remote control relay for wirelessly-controlled devices |
| 09/03/2009 | US20090220242 Optical adding and dropping device and optical transmission apparatus |
| 09/03/2009 | US20090220241 Chromatic dispersion compensation designing method in optical network and a system thereof |
| 09/03/2009 | US20090220240 High-speed bandpass serial data link |
| 09/03/2009 | US20090220239 Methods and apparatus for optical transmission of digital signals |
| 09/03/2009 | US20090220237 Optical wavelength multiplexing device, optical wavelength dividing device, optical wavelength dividing multiplexing device, and method of controlling optical band-pass filter |
| 09/03/2009 | US20090220235 Three-arm dqpsk modulator |
| 09/03/2009 | US20090220230 Passive Optical Network Based On Reflective Semiconductor Optical Amplifier |
| 09/03/2009 | US20090220227 Small form factor pluggable (sfp) optical transceiver module and method |
| 09/03/2009 | US20090220226 Method for coordinating measurements and calibrations in a passive optical network |
| 09/03/2009 | US20090219609 Optical amplifier provided with control function of pumping light, and optical transmission system using the same |
| 09/03/2009 | CA2713638A1 A tunable optical discriminator |
| 09/02/2009 | EP2096802A1 A hierarchical routing query method of automatic switched optical network |
| 09/02/2009 | EP2096801A1 A united route query method in the automatic switched optical network |
| 09/02/2009 | EP2096779A2 Optical adding and dropping device and optical transmission apparatus |
| 09/02/2009 | EP2096754A1 Optical receiver |
| 09/02/2009 | EP2095545A1 Signal processor for compensating for optical fiber chromatic dispersion |
| 09/02/2009 | EP2095543A1 Methods, systems, and computer program products for providing uplink collision identification |
| 09/02/2009 | EP2095542A1 Demarcation devices, network and method |
| 09/02/2009 | EP1131910B1 Code-based optical networks, methods, and apparatus |
| 09/02/2009 | CN201303329Y Small-package dustproof module capable of hot plug |
| 09/02/2009 | CN101523937A Communication apparatus, communication method, communication circuit, mobile phone, program, and computer readable recording medium with program recorded therein |
| 09/02/2009 | CN101523773A Reconstruction and restoration of an optical signal field |
| 09/02/2009 | CN101523772A 光传输系统和光传输控制方法 An optical transmission system and optical transmission control method |
| 09/02/2009 | CN101523252A Apparatus for forming a WDM signal having orthogonally polarized optical channels |
| 09/02/2009 | CN101521962A System for generating single side band high-frequency optical fiber millimeter wave and reusing wavelength |
| 09/02/2009 | CN101521837A System and method for achieving online updating for dynamic wavelength division multiplexing passive optical network |
| 09/02/2009 | CN101521613A Method for designing optical fiber communication network structure, and extensible network structure |