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)
03/2006
03/07/2006US7010233 Interface device for a fiberoptic communication network and methods of using such a device
03/07/2006US7010232 Removable optical interface modules
03/07/2006US7010231 System and method of high-speed transmission and appropriate transmission apparatus
03/07/2006US7010229 Optical transmission systems including optical amplifiers and methods
03/07/2006US7010227 Optical/radio local access network
03/07/2006US7010226 Packet router for use in optical transmission networks
03/07/2006US7010225 Technique for interchanging wavelengths in a multi-wavelength system
03/07/2006US7010211 Fiber optical attenuator
03/07/2006US7010189 Optical monitoring apparatus for use in wavelength division multiplexing network
03/07/2006US7010185 Method of providing a low cost semiconductor transmitter photonic integrated circuit (TxPIC) chip
03/07/2006US7010183 Surface plasmon devices
03/07/2006US7010181 Device and method for compensating for polarization mode dispersion in optical transmission
03/07/2006US7010180 System and method for multi-channel mitigation of PMD/PDL/PDG
03/07/2006US7010098 Ultrasonic proximity detector for a telephone device
03/07/2006US7009991 Reservation-based media access controller and reservation-based optical network
03/07/2006US7009761 Power tilt compensation using automatic power balance control
03/07/2006US7009760 Optical 2R/3R regeneration
03/07/2006US7009716 System for monitoring optical output/wavelength
03/07/2006US7009693 Gain profile measuring method and system and gain profile controlling method and system
03/07/2006US7009501 System and method of optical data communication with multiple simultaneous emitters and receivers
03/07/2006US7009461 Phase shifted binary transmission encoder, a phase modulator, and an optical network element for encoding phase shifted binary transmission
03/07/2006US7008122 Communications adapter module
03/02/2006WO2006021731A1 Polarization-maintaining fiber-optic transmission system
03/02/2006WO2006021586A1 Ir emitter arrangement
03/02/2006WO2006004916A3 Optical amplification of cwdm channels using optical amplifiers having fluoride-based optical fiber
03/02/2006US20060045542 Apparatuses and methods for automatic wavelength locking of an optical transmitter to the wavelength of an injected incoherent light signal
03/02/2006US20060045541 Asymmetric long-haul transmission paths with optical phase conjugation
03/02/2006US20060045540 Optical signal selector
03/02/2006US20060045539 Method and system for increasing the spectral efficiency of binary coded digital signals
03/02/2006US20060045538 Device and a method for processing a digital signal in a bit-to-bit polarization-interleaved format of an optical transmission system
03/02/2006US20060045535 Optical transmission system
03/02/2006US20060045534 Analog optical transmission system
03/02/2006US20060045533 Dispersion management in optical networks using a differential phase shift keying modulation format
03/02/2006US20060045532 Optical communication apparatus, optical communication system and method for transmitting optical signal
03/02/2006US20060045531 Variable bandwidth transimpedance amplifier with one-wire interface
03/02/2006US20060045530 Compact optical transceiver module
03/02/2006US20060045527 Multiplexing communication system and crosstalk elimination method
03/02/2006US20060045525 Optical access network of wavelength division method and passive optical network using the same
03/02/2006US20060045523 Online system for designing a fiber optic network and associated methods
03/02/2006US20060045520 Wavelength-division multiplexing optical transmitter
03/02/2006US20060045519 Dual homing for DWDM networks in fiber rings
03/02/2006US20060045417 Optical transmission circuit device
03/02/2006US20060045081 Data multiplexing method, field programmable gate array, and optical network
03/02/2006US20060045054 Wireless communication system
03/02/2006US20060044652 Light communication system and illumination apparatus therefor
03/02/2006US20060044646 Optical amplification device, raman amplifier, optical wavelength-division multiplex transmission system and optical wavelength-division multiplex transmission method
03/02/2006US20060044645 Method of operating an optical amplifier and optical amplifier
03/02/2006US20060044643 Large bandwidth optical parametric amplifier
03/02/2006US20060044162 Fibre optic communications
03/02/2006US20060043266 Light receiving device
03/02/2006DE19654979B4 Optical transmitter appts. for optical fibre communication - has electro-absorption modulator being controlled to absorb APC diode laser light corresponding to voltage from combined pre-voltage and modulation signal circuit
03/02/2006DE102004040837A1 Method of distributed high rate transmission of large quantities of digital data within a room or enclosed space e.g. inside a train or airplane using a fine laser beam
03/02/2006CA2577189A1 Optical transmission system via polarization-maintaining fibres
03/02/2006CA2518173A1 Simultaneous interrogation of multi wavelength-modulated fiber optical sensors by modulating an arrayed waveguide grating based demultiplexer
03/01/2006EP1630986A1 Analog optical transmission system
03/01/2006EP1630985A1 A device and a method for processing a digital signal in a bit-to-bit polarization-interleaved format of an optical transmission system
03/01/2006EP1630984A1 Method for controlling the power of an optical amplifier
03/01/2006EP1630983A1 Optical signal reception device and for-digitization discrimination point control method thereof
03/01/2006EP1630982A1 Signal waveform deterioration compensator
03/01/2006EP1629347A2 Computing a path for an open ended uni-directional path protected switched ring
03/01/2006EP1466200A4 Infrared communications link with attachment configuration
03/01/2006EP1210755B1 Integrated opto-electronic wavelength converter assembly
03/01/2006EP0965190B1 Point-to-multipoint wide area telecommunications network via atmospheric laser transmission through a remote optical router
03/01/2006CN2762442Y 10 Gbps photoelectric conversion module
03/01/2006CN2762175Y Vanadium oxide film microswitch
03/01/2006CN2762157Y High-speed photoswitch of polarization extraneous
03/01/2006CN1742512A Fast-switching scalable optical interconnection design with fast contention resolution
03/01/2006CN1742453A Output stage for carrying out WDM message transmission and methods for exchanging full light sources in an output stage of this type
03/01/2006CN1742447A Asymetric optical network traffic flow control
03/01/2006CN1741498A OBS/OPS network performance optimizing method based on virtual node
03/01/2006CN1741432A Optical code division multiplexing communication method and system,coding device and decoding device
03/01/2006CN1741429A Method and apparatus for realizing low-speed signal transparent transmission in optical transmission network
03/01/2006CN1741428A Method for realizing four fibre loop multiplying segment protection management
03/01/2006CN1741422A Analog optical transmission system
03/01/2006CN1741421A Method and arrangement for the rapid adjustment of the tilt of optical WDM signals
03/01/2006CN1741420A Decision level fast detection circuit used in optical burst receiver
03/01/2006CN1741419A Optical burst mode receiver
03/01/2006CN1741326A Ring cavity single-longitudinal mode erbium doping optical fibre laser
03/01/2006CN1741325A Optical amplification device, Raman amplifier, optical wavelength-division multiplex transmission system and optical wavelength-division multiplex transmission method
03/01/2006CN1741278A CMOS photoelectric integrated receiver with pre-equalizing circuit
03/01/2006CN1740763A Whole-aperture gain measuring instrument
03/01/2006CN1244208C Method and apparatus for optimizing dispersion in optical fiber transmission line in accordance with optical signal power level
03/01/2006CN1244207C Method and equipment for minimizing total dispersion of optical signal
03/01/2006CN1244206C Optical crossconnect apparatus and optical transmission system
03/01/2006CN1244205C Nonlinear device comprising spectrum broadening fiber
03/01/2006CN1244003C 可调式光衰减器 Adjustable optical attenuator
02/2006
02/28/2006US7006772 Method and apparatus for transmitting high-frequency signals in optical communication system
02/28/2006US7006771 Optical communication apparatus and optical add/drop apparatus
02/28/2006US7006770 Optical receiving station, optical communication system, and dispersion controlling method
02/28/2006US7006769 Method for optical fiber communication, and device and system for use in carrying out the method
02/28/2006US7006768 Method and apparatus for the zonal transmission of data using building lighting fixtures
02/28/2006US7006767 System for transparent node for WDM shared “virtual ring” networks
02/28/2006US7006766 Demultiplexer control system
02/28/2006US7006765 Optical network monitor
02/28/2006US7006749 Laser system with fiber-bound communication
02/28/2006US7006726 Method and apparatus for optical division of a broadband signal into a plurality of sub-band channels
02/28/2006US7006725 High extinction ratio fiber interferometer
02/28/2006US7006715 Optical modulator of clock modulation type
02/28/2006US7006283 Three-dimensional optical amplifier structure
02/28/2006US7006282 Control system and method for an optical amplifier