| 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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| 08/03/2005 | EP1558905A2 Method of evaluating fiber pmd using polarization optical time domain reflectometry |
| 08/03/2005 | EP1558904A1 Load dependent analyzing optical components |
| 08/03/2005 | EP1393483B1 Receiver and method of receiving a multichannel optical signal |
| 08/03/2005 | EP1329040B1 Telescope mirror for high bandwidth free space optical data transmission |
| 08/03/2005 | EP1004175B1 A method and an amplifier unit for the transmission of data signals via an optical fibre |
| 08/03/2005 | EP0974208B1 Signal receiving circuit to receive signals transmitted from a probe |
| 08/03/2005 | EP0972373B1 Method and apparatus for polarisation-insensitive quantum cryptography |
| 08/03/2005 | CN1650558A Method of performing protected transmission over a wavelengh-division multiplexed network |
| 08/03/2005 | CN1650557A Regulating radiation component power in wavelength division multiplexed optical communication systems |
| 08/03/2005 | CN1650550A Optical fiber amplification system |
| 08/03/2005 | CN1650549A Method and system for transmitting information in an optical communication system using distributed amplification |
| 08/03/2005 | CN1650548A Method and system for transmitting and displaying information on a wireless device |
| 08/03/2005 | CN1650532A Wireless extension arrangement for a communications system |
| 08/03/2005 | CN1650203A Apparatus for separating and/or combining optical signals, and methods of making and operating it |
| 08/03/2005 | CN1649444A Optical cross connect apparatus and network |
| 08/03/2005 | CN1648713A Optical array converter |
| 08/03/2005 | CN1648702A Optical fiber sensitive element metallized packaging structure and its method |
| 08/03/2005 | CN1648700A Method for structuring feedback delay of optical fiber line and full light fiber white light interference system made thereof |
| 08/03/2005 | CN1213577C Method for implementing high-speed data multiplexing in framing device |
| 08/03/2005 | CN1213575C Business tiem-slot distribution method based on synchronous digital series multiplex section protective ring |
| 08/03/2005 | CN1213560C Wavelength reuse single patchcord multi-wavelength optical network system |
| 08/03/2005 | CN1213552C Return-to-zero code super long distance transmission method and equipment |
| 08/03/2005 | CN1213339C Method and device for realizing dynamic tunable chatter by using mach-zehnder modulator |
| 08/03/2005 | CN1213318C Small sized optical fibre circulator |
| 08/02/2005 | US6925494 Method and apparatus for optical network maintenance tool |
| 08/02/2005 | US6925383 Correlated weather and performance measurement system for a wireless communication system |
| 08/02/2005 | US6925266 Method for detecting and/or controlling the transmission wavelengths of transmitting elements of an optical wavelength multiplex transmission unit and a corresponding wavelength multiplex transmission unit |
| 08/02/2005 | US6925265 System and method of high-speed transmission and appropriate transmission apparatus |
| 08/02/2005 | US6925264 Optical transmitter and optical transmitting apparatus using the same |
| 08/02/2005 | US6925263 Method and apparatus for transmission of upstream data in an optical network |
| 08/02/2005 | US6925262 Method and system for compensating chromatic dispersion |
| 08/02/2005 | US6925261 Receiving apparatus, transmitting apparatus, and communication system |
| 08/02/2005 | US6925260 Window-mounted positionable collector |
| 08/02/2005 | US6925259 MAC protocol for optical packet-switched ring network |
| 08/02/2005 | US6925258 System and method for increasing bandwidth efficiency and throughput of a data transmission network |
| 08/02/2005 | US6925256 Optical discriminator for transmitting and receiving in both optical fiber and free space applications |
| 08/02/2005 | US6925220 Optical switch using multimode interferometer, and optical demultiplexer |
| 08/02/2005 | US6925215 Optical channel monitoring chip |
| 08/02/2005 | US6925214 Connecting method of optical function devices, and optical apparatus |
| 08/02/2005 | US6925212 Optical transmission apparatuses, methods, and systems |
| 08/02/2005 | US6924927 Optical transmitting apparatus and optical repeating apparatus |
| 08/02/2005 | US6924924 Multi-wavelength generating method and apparatus based on flattening of optical spectrum |
| 08/02/2005 | CA2363447C Semiconductor laser module constituted by optically coupling optical fiber having fiber grating and laser diode |
| 07/28/2005 | WO2005069517A1 Optical transmission method, optical transmitter, optical receiver and optical transmitting/receiving device |
| 07/28/2005 | WO2005069516A1 Integration of laser sources and detectors for a passive optical network |
| 07/28/2005 | WO2005069515A1 All-optical converter |
| 07/28/2005 | WO2005069490A1 Circuit arrangement for pre-coding digital signals for message transmission by means of optical dqpsk modulation |
| 07/28/2005 | WO2005069456A1 Optical transmitter |
| 07/28/2005 | WO2005069247A1 Underwater optical communications system and method |
| 07/28/2005 | WO2005068965A1 System and method for measurement of optical parameters and characterization of multiport optical devices |
| 07/28/2005 | WO2005067690A2 Tunable radio frequency and microwave photonic filters |
| 07/28/2005 | WO2005067642A2 Method and apparatus for obtaining status information concerning optical amplifiers located along an undersea optical transmission line using cotdr |
| 07/28/2005 | WO2005067523A2 System for responding to a superposition of quantum states |
| 07/28/2005 | WO2005025103B1 Modulator array architectures |
| 07/28/2005 | WO2005019970A3 Communication system and method for an optical local area network |
| 07/28/2005 | WO2004051867A3 Optical communications imager |
| 07/28/2005 | US20050163512 Chirped managed, wavelength multiplexed, directly modulated sources using an arrayed waveguide grating (AWG) as multi-wavelength discriminator |
| 07/28/2005 | US20050163511 Dynamic optical tag |
| 07/28/2005 | US20050163510 Short haul optical communications |
| 07/28/2005 | US20050163508 Wavelength division multiplexed passive optical network |
| 07/28/2005 | US20050163505 Optical receiving device and optical receiving method |
| 07/28/2005 | US20050163504 System and method for performance monitoring in a passive optical network |
| 07/28/2005 | US20050163503 Methods and apparatuses to provide a wavelength division-multiplexing passive optical network based on wavelength-locked wavelength-division-multiplexed ligh sources |
| 07/28/2005 | US20050163454 Sheet light guide and communication system using the same |
| 07/28/2005 | US20050163427 Optical packet header identifier, optical router incorporating the same therein, and optical routing method using the router |
| 07/28/2005 | US20050163177 Semiconductor laser device, optical transmission device, optical transmission system, electronic device, control device, connector, communication device, and optical transmission method and data transmission and reception method |
| 07/28/2005 | US20050163147 Wavelength division multiplexed (WDM) ring passive optical network (PON) with route protection for replacement of splitter based passive optical networks |
| 07/28/2005 | US20050163055 Optical transmission apparatus having path trace function |
| 07/28/2005 | US20050162732 Metro wavelength division multiplexing network |
| 07/28/2005 | DE10360788A1 Optisches Kommunikationsnetz und Komponente dafür Optical communications network and component for |
| 07/28/2005 | DE10220723B4 Verfahren zur drahtlosen Datenübertragung Method for wireless data transmission |
| 07/28/2005 | CA2552915A1 System and method for measurement of optical parameters and characterization of multiport optical devices |
| 07/28/2005 | CA2552711A1 Method and apparatus for obtaining status information concerning optical amplifiers located along an undersea optical transmission line using cotdr |
| 07/27/2005 | EP1557965A2 Wavelength division multiplexing system |
| 07/27/2005 | EP1557964A2 Optical receiving device and optical receiving method |
| 07/27/2005 | EP1557916A1 Controlling device of optical amplifier and controlling method |
| 07/27/2005 | EP1556975A2 Gain control in optical amplifiers |
| 07/27/2005 | EP1556930A2 Laser system using ultrashort laser pulses |
| 07/27/2005 | EP1556717A1 Er-doped superfluorescent fiber source with enhanced mean wavelength stability |
| 07/27/2005 | EP1436919B1 Optical signal transmission |
| 07/27/2005 | EP1393484B1 Method and system for demultiplexing non-intensity modulated wavelength division multiplexed (wdm) signals |
| 07/27/2005 | EP1166471B8 Improved circuit design and optics system for infrared signal transceivers |
| 07/27/2005 | EP1112517A4 Time-wavelength multiple access optical communication systems and methods |
| 07/27/2005 | EP1057297A4 Connection set-up and path assignment in wavelength division multiplexed ring networks |
| 07/27/2005 | EP0727113B1 Method for determining the optical input power of an apd receiver |
| 07/27/2005 | CN2713738Y Photoelectric detector for 650nm optical fiber communication |
| 07/27/2005 | CN1647576A Signal transmission system |
| 07/27/2005 | CN1647571A Context-aware device |
| 07/27/2005 | CN1647433A Wavelength division multiplex optical telecommunications network |
| 07/27/2005 | CN1646957A L-band dispersion compensating fiber and transmission system including same |
| 07/27/2005 | CN1645779A 波分复用系统 WDM system |
| 07/27/2005 | CN1645773A Optical receiving device and optical receiving method |
| 07/27/2005 | CN1645772A Optical fibre two-way phonetic transmitting system with single core |
| 07/27/2005 | CN1645771A Optical pulse series spectral stretcher based on high nonlinear optic fibre |
| 07/27/2005 | CN1645770A Free space imaging light communication system |
| 07/27/2005 | CN1645769A Microwave probe tester of integrated photodiode |
| 07/27/2005 | CN1645435A Wireless service system with location and player information correspond |
| 07/27/2005 | CN1645173A Active glass waveguide coupling microannular resonant cavity and active controller thereof |
| 07/27/2005 | CN1212713C Dynamic gain balancing method and optical transmission system therewith |
| 07/27/2005 | CN1212712C Distributed wavelength multiplexing multi-wavelength optical network system |