Patents
Sitemap › H04 - Electric communication technique › H04B - Transmission › 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
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)
08/2010
08/05/2010US20100196012 Network system
08/05/2010US20100196010 Optical transmission system
08/05/2010US20100196008 Methods and apparatus for recovering first and second transmitted optical waves from a polarization multiplexed optical wave
08/05/2010US20100196007 Optical ring network architecture
08/05/2010US20100196006 Method, system and device for optical network termination configuration
08/05/2010US20100195831 Quantum key distribution system, optical transmitter, optical modulation control circuit, and optical modulation control method
08/05/2010US20100195473 Signal transmission circuit and storage device
08/05/2010US20100195195 System and method for combining multiple fiber amplifiers or multiple fiber lasers
08/05/2010US20100195192 Optical Signal Amplifier, Method of Optical Amplification and Optical Network
08/05/2010DE10006239B4 Verfahren zur Charakterisierung von Polarisationstransformatoren A method of characterizing polarization transformers
08/04/2010EP2214344A1 Method system and repeater for reducing switch delay of main and spare optical line termination
08/04/2010EP2214337A2 Article comprising a wavelengh selective add-drop multiplexer
08/04/2010EP2214333A1 Distortion compensating apparatus, optical receiving apparatus, and optical transmitting and receiving system
08/04/2010EP2214332A1 Optical communication system and optical receiver
08/04/2010EP2214331A1 Optical channel quality monitor
08/04/2010EP2213023A2 Communication network with skew compensation
08/04/2010EP2213022A1 Spectral tilt compensation
08/04/2010EP2213020A2 Optical-to-millimeter wave conversion
08/04/2010EP1480358B1 Optical transmission module with digital adjustment and the adjusting method
08/04/2010CN201541269U Group data recording and analyzing device
08/04/2010CN201541267U Polarization mode dispersion compensating equipment
08/04/2010CN201541266U Transmitting and receiving device for optical communication
08/04/2010CN201541265U Optical mixer
08/04/2010CN201541264U Circuit board of monitoring circuit compatible with two kinds of light intensities
08/04/2010CN201541263U SFP optical port test assembly
08/04/2010CN1998179B QKD cascaded network with loop-back capability
08/04/2010CN1836393B Optical reception device and optical reception method
08/04/2010CN101796757A Rate-adaptive forward error correction for optical transport systems
08/04/2010CN101796751A Apparatus for transmitting data between two systems which move relative to one another
08/04/2010CN101796647A Infrared signal reception unit and electronic device
08/04/2010CN101795424A Ovpn system, ovpn terminating apparatus, collective conversion apparatus, and optical communication network
08/04/2010CN101795298A Fibre channel switch that enables end devices in different fabrics to communicate with one another while retaining their unique fibre channel domain_ids
08/04/2010CN101795266A Avionics any source multicast (ASM) protocol controller
08/04/2010CN101795174A Data transmission method, device and system in 10G EPON (Ethernet-based Passive Optical Network)
08/04/2010CN101795171A Systems and methods for providing improved performance for short burst packets for moca devices
08/04/2010CN101795167A High-precision time-delay precompensation optical fiber timing method
08/04/2010CN101795159A High-speed WDM (Wavelength Division Multiplexing) light communication system and method for resisting non-linearity effect in same
08/04/2010CN101795158A Method and device for measuring receiving light power of light network unit
08/04/2010CN101795157A Device capable of rapid returning when monitoring connection state of unit changes and method thereof
08/04/2010CN101795156A Communication module and method for receiving signal using communication module
08/04/2010CN101794953A Terahertz wave generating device and method based on optical four-wave mixing effect
08/04/2010CN101794952A Accurately-tunable optical fiber laser microwave source with low phase noise and narrow line width
08/04/2010CN101794504A Optical fiber data transmission system between rotating body and fixed body
08/04/2010CN101146368B A multi-optical interface link time slot scrap cleaning method and device
08/04/2010CN101146015B A method and device for realizing L1 VPN
08/04/2010CN101141200B Multi-frequency phase modulation based multi-wavelength source generating apparatus
08/04/2010CN101087238B Dynamic bandwidth allocation device and method of passive optical network
08/04/2010CN101075956B Method, system and apparatus for building wavelength channel
08/04/2010CN101047454B Flow mapping method in passive optical network system
08/04/2010CN101047444B Method for optical network unit depart from multicast set in passive optical network system
08/04/2010CN101018089B Optical fiber automatic monitoring system and method
08/03/2010US7769305 High-speed digital signal processing in a coherent optical receiver
08/03/2010US7769304 Signal light processing apparatus
08/03/2010US7769303 Apparatus and method for generating return-to-zero signal
08/03/2010US7769302 Method and apparatus for adjusting for polarization-induced, optical signal transients
08/03/2010US7769301 Optical code division multiplexing receiving device and time gate processing method in optical code division multiplexing receiving device
08/03/2010US7769300 Reducing the distortion of optical pulses caused by polarization mode dispersion in optical communication systems
08/03/2010US7769299 Chromatic dispersion monitoring method and chromatic dispersion monitoring apparatus, and optical transmission system
08/03/2010US7769298 Light source in optical transmission system, waveform shaper, optical pulse train generator and optical reproduction system
08/03/2010US7769297 Driving multiple transceiver modules with a single SERDES transceiver chip
08/03/2010US7769295 Dual beam splitter optical micro-components and systems and methods employing same
08/03/2010US7769293 Apparatus and method for label transmission in optical packet data switching network
08/03/2010US7769291 Optical communication network and component therefore
08/03/2010US7769290 Optical transmission systems, devices, and methods
08/03/2010US7769253 Electronic circuit device
08/03/2010US7769173 Methods and systems for executing bit-commitment protocols that are based on entangled quantum states and a third party
08/03/2010US7768692 Single-photon generator
08/03/2010US7768630 Method and apparatus for the evaluation of polarization mode dispersion in optical fibers
07/2010
07/29/2010WO2010085395A1 Quantum dot-mediated optical fiber information retrieval systems and methods of use
07/29/2010WO2010085392A1 Inline optoelectronic converter and associated methods
07/29/2010WO2010083686A1 Detecting method, apparatus and system in optical distribution network
07/29/2010WO2010083588A1 High speed signal generator
07/29/2010WO2010048443A3 Polarization monitoring in polarization division multiplexing in optical communications
07/29/2010WO2010044635A3 Visible-light communications system and method
07/29/2010US20100189446 Optical signal processing
07/29/2010US20100189445 Optical communication system and optical receiver
07/29/2010US20100189444 Optical mems device and remote sensing system utilizing the same
07/29/2010US20100189443 High speed signal generator
07/29/2010US20100189438 Polarization multiplexing optical receiver and polarization multiplexing optical transmission system
07/29/2010US20100189437 Optical receiver and optical reception method compatible with differential quadrature phase shift keying
07/29/2010US20100189436 Point-to-multipoint optical communication system
07/29/2010US20100189434 Dispersion scheme for physical layer diagnosis in bi-directional dual-fiber optical networks
07/29/2010US20100189433 System and method for long backhaul link extension in a passive optical network
07/29/2010US20100189285 Reading lamp
07/29/2010US20100187208 Laser pulse synthesis system
07/28/2010EP2211489A2 DQPSK optical receiver
07/28/2010EP2211488A1 Method, system and device for optical network termination configuration
07/28/2010CN201536409U Passive optical network broad band access system based on Ethernet
07/28/2010CN1929407B Method for obtaining network information and network management system
07/28/2010CN1753341B Protection method based on data business of SDH/SONET and its device
07/28/2010CN1610430B Ring downloading and converting apparatus and method for mobile communication terminal
07/28/2010CN1581737B System and method for multi-channel mitigation of PMD/PDL/PDG
07/28/2010CN101790115A Optical network, node apparatus and method for relieving path fault
07/28/2010CN101790112A Method, system and device for realizing intelligent subdistrict multinet fusion
07/28/2010CN101790111A Method and device and system for detecting light distributed network
07/28/2010CN101790110A Device and method for coordinating and recovering automatic protection switching operation
07/28/2010CN101789893A OVPN system, OVPN terminating device, collective controlling device, and optical communication network
07/28/2010CN101789829A Gain control method and device of distributed Raman fiber amplifier
07/28/2010CN101789828A Wavelength locking and power control systems for multi-channel photonic integrated circuits (PICs)
07/28/2010CN101789827A High-precision remote optical path switch method and system
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