Patents
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)
01/2007
01/24/2007EP1746755A1 Optical network with sub-band rejection and bypass
01/24/2007EP1746754A1 Method for operating a switched optical network
01/24/2007EP1746746A1 Optical transmitter with predistortion generator
01/24/2007EP1746745A2 Optical amplifier with pump light source control for Raman amplification
01/24/2007EP1746744A2 Optical amplifier with pump light source control for Raman amplification
01/24/2007EP1745569A1 Gain-flattening apparatus and methods and optical amplifiers employing same
01/24/2007EP1745315A1 High repetition rate, linear, true time optical delay line
01/24/2007EP1396100B1 Device for optical communication between electronic modules
01/24/2007CN2862510Y Single-mode half variable light attenuator with double-way and double wavelength
01/24/2007CN1902516A Low polarisation mode dispersion (PMD) optical fiber link, and method of making the same
01/24/2007CN1901684A Method for file transmitting to customer end based on dynamic light path
01/24/2007CN1901533A Mirror image communication processing method
01/24/2007CN1901502A Light exchanger of full light net 650 nm information transmission system
01/24/2007CN1901455A Light net card for full light net 650 nm information transmission system
01/24/2007CN1901424A Photoelectric transceiver of information transmission system
01/24/2007CN1901423A Light relay of full light net 650 nm information transmission system
01/24/2007CN1901422A Optical transceivers and methods to reduce interference in optical transceivers
01/24/2007CN1901421A Optical transponder with passive heat transfer
01/24/2007CN1901420A Wave length converter of full light net 650 nm information transmission system
01/24/2007CN1901419A EPON system for supporting bone fiber optic protection and bone fiber optic protecting method
01/24/2007CN1901418A Method and system for monitoring soil property side slope distributive fiber optic strain
01/24/2007CN1901417A Optical fiber systems for delivering very short duration high power pulses
01/24/2007CN1901416A New multilayer multiple size light cross connecting structure
01/24/2007CN1901415A Multiple size light exchange structure including light differential multiplex device
01/24/2007CN1901414A Millimeter wave carrier forming device and method of radio frequency fiber optic transmission system
01/24/2007CN1901413A Full light net 650 nm information transmission system
01/24/2007CN1901412A Method for operating a switched optical network
01/24/2007CN1901410A High flat degree wide band super fluorescence light source
01/24/2007CN1901399A Repeater station capable of self adapting regulation group net mode and its data interacting method
01/24/2007CN1900672A Optical fiber concentricity detecting method
01/24/2007CN1297090C Optical switch and optical signal accessor and wavelength signal exchanger
01/24/2007CN1297087C Optical communication apparatus and communication method
01/24/2007CN1297086C Optical multiplex transmission method, optical network and optical transmission device
01/24/2007CN1297085C Robust method and apparatus enabling multi-mode wireless optical communication
01/24/2007CN1297084C Microwave probe tester of integrated photodiode
01/24/2007CN1297083C Optical axis directional indication device
01/24/2007CN1297082C Magnetic-optical modulator, and phototelegraphy system using same
01/24/2007CN1297081C Chromatic dispersion compensation modules
01/24/2007CN1296738C Adjustable optical beam splitter
01/23/2007US7167913 System and method for managing communication links
01/23/2007US7167655 Measurement system for wide dynamic range optical power meter
01/23/2007US7167654 Optoelectronic transceiver with power voltage supply detection
01/23/2007US7167652 Optical transmission system constructing method and system
01/23/2007US7167651 System and method for code division multiplexed optical communication
01/23/2007US7167649 Dense wavelength division multiplexing-passive optical network system utilizing self-injection locking of Fabry-Perot laser diodes
01/23/2007US7167648 System and method for an ethernet optical area network
01/23/2007US7167647 Wavelength division multiplexing optical performance monitors
01/23/2007US7167646 Wavelength and filter arrangement for WDM networks
01/23/2007US7167614 Self-adapting limiter
01/23/2007US7167611 Transparent optical switch
01/23/2007US7167525 Ultra-wideband communication through twisted-pair wire media
01/23/2007US7167491 Eye diagram improving method for laser transmitter
01/23/2007US7167453 Network interconnections
01/23/2007US7167302 Gain-flattened wideband erbium-doped optical fiber amplifier
01/23/2007US7167237 Test system for optical line which carries out fault search for optical line from user optical terminal side
01/23/2007US7167236 Method for automatic testing of optical fibres in multibranch networks
01/23/2007US7165728 Radio frequency identification for transfer of component information in fiber optic testing
01/21/2007CA2552278A1 A system and method for locating faults in a hybrid fiber coax (hfc) cable network
01/18/2007WO2007007864A1 Phase monitor apparatus, phase control apparatus and methods thereof for optical dqpsk receiver
01/18/2007WO2007007382A1 Communication apparatus, and function modules of communication apparatus
01/18/2007WO2007006679A1 Multistage fibre amplifier and method for adapting a pump power of a multistage fibre amplifier
01/18/2007WO2007006177A1 A method and system for achieving cross and transparent multiplexing according to general framing protocol
01/18/2007WO2006002029A3 Electroabsorption-modulated fabry-perot laser and methods of making the same
01/18/2007WO2005094321A3 Undersea optical transmission system employing low power consumption optical amplifiers
01/18/2007US20070016534 Secure transaction method and transaction terminal for use in implementing such method
01/18/2007US20070014579 Transmission method and processing unit for a modulated optical signal
01/18/2007US20070014578 Optical transmission system and dispersion compensator
01/18/2007US20070014577 Optical communications apparatus and method compatible with electrical communications systems
01/18/2007US20070014574 Optical communication system having optical amplification function
01/18/2007US20070014573 Exchange structure and a method of connection configuration between the optical networks
01/18/2007US20070014572 Bit error rate contour-based optimum decision threshold and sampling phase selection
01/18/2007US20070014571 Control of parameters in a global optical controller
01/18/2007US20070014570 Simplified remote interface device and method for determining a failure at an optical fiber link terminated with a remote interface device
01/18/2007US20070014513 Optical transmitter
01/18/2007US20070014510 Optical network equipment and optical network
01/18/2007US20070014509 Optical transmitter
01/18/2007US20070013903 System for detection of wafer defects
01/18/2007DE19837409B4 Verfahren zur Phasenregelung in einem optischen PSK-Homodyn-Empfänger Method for phase control in an optical PSK homodyne receiver
01/18/2007DE112005000412T5 Temperatursteuerung für Coarse-Wavelength-Division-Multiplexing-(CWDM)-Systeme Temperature control for Coarse-Wavelength-Division-Multiplexing (CWDM) systems
01/18/2007DE102006030740A1 Drahtlose Belastung fühlende Unterlegscheibe zur Befestigung einer Bildgebungsvorrichtung Wireless load-sensing washer for mounting an imaging device
01/18/2007DE102005031897A1 Multistage optical fibre amplifier have amplifier stage connected with an attenuating stage to improve noise level
01/18/2007DE102005031268B3 Elektrische Schalteinrichtung The electrical switching device
01/17/2007EP1744486A1 Simplified remote interface device and method for determining a failure at an optical fiber link terminated with a remote interface device
01/17/2007EP1744477A1 Optical transmitter
01/17/2007EP1744476A1 Transmission method and processing unit for a modulated optical signal
01/17/2007EP1744475A1 Information reception device, information transmission system, and information reception method
01/17/2007EP1410577B1 Network component for an optical network comprising an emergency operation function, especially for an optical network in ring topology
01/17/2007EP1025432B1 Interlocked high power fiber system using otdr
01/17/2007CN2859941Y Multi-path parallel data information fiber transmission unit
01/17/2007CN2859940Y VHF to UHF band wireless microphone
01/17/2007CN1898586A Chiral in-fiber polarizer apparatus and method
01/17/2007CN1897747A Uplink and downlink self-adaptive switching method of time-division synchronous CDMA digital optical fiber direct station
01/17/2007CN1897624A Mobile telecommunication terminal equipment and method for controlling household electrical appliance indicator
01/17/2007CN1897563A Light exchanger of light-network 650nm information transmitting system
01/17/2007CN1897533A Light-network card of light network 650nm information system
01/17/2007CN1897506A Optical network equipment and optical network
01/17/2007CN1897505A Light network unit log method based on inquiry in Ethernet non-light source network
01/17/2007CN1897504A Light repeater of light-network 650nm information transmission system
01/17/2007CN1897503A Wavelength converter of light-network 650nm information transmission system
01/17/2007CN1897502A Transmission method and processing unit for a modulated optical signal