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)
02/2010
02/25/2010US20100046956 Optical transmission system and electronic device
02/25/2010US20100046955 Integrated transceiver with lightpipe coupler
02/25/2010US20100046954 Optoelectronic transceiver assembly and release mechanism employed therein
02/25/2010US20100046953 Agile-beam laser array transmitter
02/25/2010US20100046952 Wideband rf photonic link for dynamic co-site interference mitigation
02/25/2010US20100046947 System and method for communicating optical signals between a data service provider and subscribers
02/25/2010US20100046946 Wdm pon rf overlay architecture based on quantum dot multi-wavelength laser source
02/25/2010US20100046945 Multiple Star Wavelength Division Multiplexing Passive Optical Networks Using a Wavelength Assignment Method
02/25/2010US20100046944 Optical channel monitor
02/25/2010US20100046943 Simulation of optical characteristics of an optical fiber
02/25/2010US20100046942 Phase estimation for coherent optical detection
02/25/2010US20100046941 Method and arrangement for controlling a regenerator for data burst signals of a system comprising point-to-multipoint connections, transmission system comprising point-to-multipoint connections, and regenerator
02/25/2010US20100046940 Reliable Power Source for Fiber to Home Network Termination and Other Critical Applications
02/25/2010US20100046065 Tunable optical filter
02/25/2010US20100046064 Delay demodulation devices
02/25/2010US20100045999 Optical phase-modulation evaluating device
02/25/2010US20100045478 Intrinsic flux sensing
02/25/2010US20100045370 Testing of transimpedance amplifiers
02/25/2010DE102008041337A1 IR-Optik für Audio-Übertragung IR optics for audio transmission
02/25/2010CA2734134A1 Optical channel monitor
02/24/2010EP2157722A1 WDM PON RF overlay architecture based on quantum dot multi-wavelength laser source
02/24/2010EP2157716A1 Distortion compensator, optical receiver, distortion compensator and optical receiver controlling methods, and optical transmission system
02/24/2010EP2157715A1 A method for equalization of transients in an input optical signal
02/24/2010EP2157714A1 Optical receiver
02/24/2010EP2157713A1 Light mark, method and device for light mark modulating and demodulating
02/24/2010EP2157712A1 IR-lens for audio transmission
02/24/2010EP2157711A1 Optical transmission system, apparatus and method
02/24/2010EP2156579A1 Fiber optic link for transmission of digital data
02/24/2010EP2156578A1 Optical link
02/24/2010EP1661272B1 Processes and devices for the determination of a pmd-induced outage probability of an optical transmission system
02/24/2010EP1178457B1 Contiguously mountable sensor unit
02/24/2010CN201414130Y Photoelectric integral component and passive optical network element
02/24/2010CN201414129Y SFP optical transceiver module programming and test all-in-one machine
02/24/2010CN201414128Y Light network unit supporting digital diagnosis function
02/24/2010CN201413415Y DWDM SFD with controllable wavelength
02/24/2010CN201413414Y Single-fiber two-way light receiving-transmitting integral component
02/24/2010CN201410970Y 64D semi-automatic blocking signal transmission and conversion device
02/24/2010CN101656578A Method, device and system for managing optical node information in optical distribution network
02/24/2010CN101656577A Automatic power adjusting system and automatic power adjusting method for optical network system
02/24/2010CN101656576A Phase adjusting method and device for SPI4.2 bus
02/24/2010CN101656575A Free space optical communication device based on passive optical network (PON)
02/24/2010CN101656574A Portable wireless laser communication terminal machine
02/24/2010CN101656573A Method and optical line terminal for protecting passive optical network service
02/24/2010CN101656572A Method for realizing permanent shared restoration in ASON network
02/24/2010CN100592685C Quantum cipher communication system and method of setting average photon number at communication terminal
02/24/2010CN100592668C Methods of connecting and testing interfaces for CWDM fiberoptic systems
02/24/2010CN100592666C Method for higher-order dispersion compensation
02/24/2010CN100592665C Ring type optical transmission system and optical apparatus connected to same
02/24/2010CN100592582C Gain flattening in fiber amplifiers
02/23/2010USRE41147 Method and apparatus for pluggable fiber optic modules
02/23/2010US7669224 ONU and method for converting/combining frequency, and apparatus and method for converting/combining frequency in CATV headend system
02/23/2010US7668512 Transceiver with a test mode of operation
02/23/2010US7668469 Optical receiver applicable to multiple transmission speed
02/23/2010US7668468 Numerous user laser communications optical system using chromatic waveplates and a common telescope aperture
02/23/2010US7668467 Demodulation circuit, IC, and communication device
02/23/2010US7668466 Free space demodulator for demodulating a signal
02/23/2010US7668465 Dispersion-managed optical transmission system
02/23/2010US7668464 Control of peaking of laser driver current to improve eye quality
02/23/2010US7668463 Method and apparatus for generating and transmitting WDM MWOF signals
02/23/2010US7668462 Optical wireless communication device
02/23/2010US7668461 Method for optimizing the optical power in an optical network and an optical network
02/23/2010US7668459 Dispersion monitoring method and apparatus and dispersion slope temperature dependency compensation method and apparatus
02/23/2010US7668418 Machine with data transfer from one machine part to another machine part which is able to be rotated relative to the one machine part
02/23/2010US7667889 Methods and systems for gain control in pulsed optical amplifiers
02/23/2010US7665910 Positioning plate for optical subassembly
02/23/2010US7665906 Electrical connector for a multi form-factor pluggable transceiver, and data communication system including the electrical connector
02/23/2010US7665904 Optical transceiver
02/18/2010WO2010019885A2 Spatial light modulator (slm)-based optical attenuator
02/18/2010WO2010019765A1 Methods and systems for modulating and demodulating millimeter- wave signals
02/18/2010WO2010018913A1 Burst-mode optical signal receiver
02/18/2010WO2010017762A1 Time synchronization method and device for passive optical network and passive optical network
02/18/2010US20100040383 Differential multilevel modulated optical signal receiver apparatus
02/18/2010US20100040382 Dispersion tolerant optical system and method
02/18/2010US20100040381 Transmission apparatus and optical Transmission apparatus
02/18/2010US20100040380 Optical correlation apparatus
02/18/2010US20100040379 Rotary joint
02/18/2010US20100040377 Optical sensing module based on pulse width modulation signal and method thereof
02/18/2010US20100040376 Receiver
02/18/2010US20100040375 Wireless High Capacity Sub-Sea Communications System
02/18/2010US20100040374 Integration of laser sources and detectors for a passive optical network
02/18/2010US20100040373 Optical transmission device
02/18/2010US20100040372 Wireless over pon
02/18/2010US20100040370 Frame generating apparatus, optical transmission system, frame generating method, and optical transmission method
02/18/2010US20100040368 Method and system for managing off-net virtual connections
02/18/2010US20100040367 Optical node device, network control device, maintenance-staff device, optical network, and 3r relay implementation node decision method
02/18/2010US20100040366 Method and apparatus for displaying and identifying available wavelength paths across a network
02/18/2010US20100040365 Method and apparatus for planning network configuration in an optical network
02/18/2010US20100040364 Method and apparatus for reducing cost of an optical amplification in a network
02/18/2010US20100040363 Method, system, and apparatus for managing alarms in long-reach passive optical network system
02/18/2010US20100040241 Healthcare industry wireless audio systems
02/18/2010US20100039694 Spatial light modulator (slm)-based optical attenuator
02/18/2010DE102008037023A1 Receiver for activating battery operated unit of information transmission system during e.g. voice communication for household, has evaluation unit producing evaluation that corresponds to light signal of signal characteristic
02/18/2010CA2734130A1 Spatial light modulator (slm)-based optical attenuator
02/17/2010EP2154800A1 Dispersin tolerant optical system and method thereof
02/17/2010EP2154799A1 Method and apparatus for generating dqpsk encoding optical signal
02/17/2010EP2154798A1 Ethernet data reforming apparatus and method
02/17/2010EP2154797A1 Fault detecting method, system and apparatus for passive optical network system
02/17/2010EP2154796A1 Device and method for receiving a dopsk signal and method for obtaining a dopsk signal
02/17/2010EP2154566A1 Optical pulse shaper, optical pulse light source, super continuum light generator and super continuum light generating method
02/17/2010EP2153556A2 Frequency modulated burst mode transmitter