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)
10/2008
10/02/2008DE112006003431T5 Messvorrichtung, Messverfahren und Übertragungsschaltung Measuring device, measuring methods and transmission circuit
10/02/2008DE112004002945B4 Projektionsmaschine Projection Machine
10/02/2008DE102007014229A1 Device for optical data transfer, has unit, where level of received signal, present at exit of receiver, is transferred in unit by transmission element integrated in another unit
10/01/2008EP1976158A1 Method and optical amplifier for amplifying a burst mode optical data signal
10/01/2008EP1975693A1 Optical modulation device and method with changeable modulation format
10/01/2008EP1975676A2 Interferometer, demodulator, and splitting element
10/01/2008EP1974511A2 Small form factor, pluggable onu
10/01/2008EP1974489A1 Use of beacons in a wdm communication system
10/01/2008EP1974482A1 A wavelength-division multiplexed passive optical network for embodying wavelength-independent operation of wavelength-locked fabry-perot laser diodes by injecting a low noise broadband light source
10/01/2008CN101278505A Optical networks for consumer electronics
10/01/2008CN101278504A Light pad charger for electronic devices
10/01/2008CN101278217A Wavelength locking and power control systems for multi-channel photonic integrated circuits (PICs)
10/01/2008CN101277155A Apparatus and method for generating dispersion compensation signal
10/01/2008CN101277154A Externally modulated laser optical transmission system with feed forward noise cancellation
10/01/2008CN101277153A Optical coupler including mode-mixing
10/01/2008CN101277152A Annular double-bus redundancy protection architecture of passive optical network
10/01/2008CN101277151A Optical fiber sensing system structure based on wavelength division multiplexing
10/01/2008CN101277150A Method for on-line monitoring defect of phase shift keying signal generated by electro-optical modulator
10/01/2008CN101277149A Optical communication device
10/01/2008CN101276068A Mach-zehnder type silicon optical waveguide switch based on narrow slit wave guide
10/01/2008CN101276023A Multi-wavelength light regulation changing device
10/01/2008CN100423495C Method and apparatus for resolving deadlock of auto-negotiation sequence between switches
10/01/2008CN100423488C Automatic global guide interpreting system
10/01/2008CN100423478C Method and apparatus for detection and compensation of PMD parameters in signals transmitted over optical fiber links and system of communication therewith
10/01/2008CN100423477C Adjustable luminous power divider
10/01/2008CN100423476C Method of determining optical amplifier failures
10/01/2008CN100422778C Electrical module cover, electrical module and optical transceiver
10/01/2008CN100422749C Measuring system comprising an intelligent sensor head and having a reduced power consumption for medium-voltage or high-voltage systems or in mining, and method therefor
09/2008
09/30/2008US7430376 All-optical delay generator for PPM communication systems based on a non-linear waveguide with a chirped DBR
09/30/2008US7430374 Transceiver suitable for data communications between wearable computers
09/30/2008US7430373 Optical node processor, optical network system and its control method
09/30/2008US7430372 Optical transmission system
09/25/2008WO2008115034A1 High power efficiency optical-wireless transmitter
09/25/2008WO2008114824A1 Optical communicatin device
09/25/2008WO2008114676A1 Optical transmission system and electronic device
09/25/2008WO2008114438A1 Transmission line monitoring method and device
09/25/2008WO2008114352A1 Optical transmission device
09/25/2008WO2008114314A1 Light receiving device and light receiving method
09/25/2008WO2008114110A1 A system and method for long backhaul link extension in a passive optical network
09/25/2008WO2008113875A1 Wavelength-shifting module for fibre optic access communications and other uses
09/25/2008WO2008113721A1 Product, method and equipment for remote communication using chromogenic materials
09/25/2008WO2008113294A1 Optical impairment aware path computation architecture in pce based network
09/25/2008WO2008113267A1 A method, system and device for detecting fiber connection
09/25/2008WO2008081140A3 Optical signal processing method and device, associated central equipment and access network
09/25/2008WO2008046600A3 Method for transmitting data and data transmission device for remote control and/or remote inquiry
09/25/2008WO2007130099A3 Integration of electromagnetic detector on integrated chip
09/25/2008US20080234798 Apparatus and methods for delivery of multiple distributed stents
09/25/2008US20080233970 Satellite aided location tracking and data services using geosynchronous and low earth orbit satellites with global locating system
09/25/2008US20080232824 Optical Receiver Scheme with All-Optical Decision Element
09/25/2008US20080232823 Coherent optical communication apparatus and method
09/25/2008US20080232822 Optical receiver
09/25/2008US20080232821 Optical receiver having transfer function bandwidth selection
09/25/2008US20080232820 Optical Vector Modulator
09/25/2008US20080232816 Polarization-multiplexing optical transmitter polarization-multiplexing optical receiver, polarization-multiplexing optical transceiving system, and controlling method thereof
09/25/2008US20080232815 Dpsk Modulation-Demodulation Method, and Optical Communication Device and Optical Communication System Using the Same
09/25/2008US20080232814 Quantum communication apparatus and quantum communication method
09/25/2008US20080232813 Transceiver for optical transmission and transmission method for the same
09/25/2008US20080232812 Optical communication device
09/25/2008US20080232811 Infrared remote control system and method
09/25/2008US20080232808 Optical waveform controlling apparatus
09/25/2008US20080232805 Wavelength-tunable light source and wavelength-division multiplexed transmission system using the source
09/25/2008US20080232803 Hybrid Optical Network and a Method of Routing Data Packets in a Hybrid Optical Network
09/25/2008US20080232801 Method and system for transporting docsis communication signals over a passive optical network
09/25/2008US20080232799 Method and apparatus for duplex communication in hybrid fiber-radio systems
09/25/2008US20080232798 Loss-of-light detecting apparatus
09/25/2008US20080232797 Method of Controlling Optical Amplifier Located Along an Optical Link
09/25/2008US20080232796 Optical signal monitoring system and optical signal monitoring method
09/25/2008US20080232795 Method And System For Localizing An Attenuation Change Location In An Optical Waveguide
09/25/2008US20080232794 Pon with distributed virtual port loopback
09/25/2008US20080232529 Communication system
09/25/2008US20080231944 Optical equalization of multi-level symbol constellations
09/25/2008US20080231843 Optical passive device product identification apparatus and connectivity determination apparatus
09/25/2008US20080230683 Light receiving circuit
09/25/2008DE102007013820A1 VCSEL Treiber VCSEL driver
09/24/2008EP1973288A1 A network interconnection system and method with separated control and bearing
09/24/2008EP1973247A1 Method, system and device for data transfer in an optical network
09/24/2008EP1973246A1 Optical waveform controlling apparatus
09/24/2008EP1973244A1 Demodulator and method for demodulating a DQPSK-modulated optical signal
09/24/2008EP1973243A1 Transceiver for optical transmission and transmission method for the same
09/24/2008EP1972085A1 Optical communication network and method of routing in the network
09/24/2008EP1972084A1 Multiple star wavelength division multiplexing passive optical networks using a wavelength assignment method
09/24/2008EP1972083A2 Optical signal measurement system
09/24/2008EP1971887A1 Fibre-optic module
09/24/2008EP1278316B1 Dispersion compensator
09/24/2008CN201123063Y Infrared transceiver combined mechanism
09/24/2008CN201123006Y Mobile phone
09/24/2008CN201122975Y Multifunctional communication adapter
09/24/2008CN201122974Y Rack type monitoring light-splitting box
09/24/2008CN101273557A Monitoring optical transmission method for wavelength division multiplexing transmission system and wavelength division multiplexing transmission apparatus
09/24/2008CN101272633A Optical packet head and payload separation structure used in asynchronous optical packet switching network
09/24/2008CN101272213A Method, system and equipment for data transmission in wavelength division multiplexing passive optical network
09/24/2008CN101272211A Service cross software test method and system
09/24/2008CN101272187A Light transmission system and method for compensating wavelength dispersion of master signal by complexing non-chromatic dispersion control signal
09/24/2008CN101272186A Transceiver for optical transmission and transmission method for the same
09/24/2008CN101272185A Backbone transmission apparatus and method having apparatus internal alarm suppression function
09/24/2008CN101272184A Light beam calibration method and device of optical system
09/24/2008CN101272183A Testing device for influence of atmospheric turbulence to spacing laser communication
09/24/2008CN101272182A Method, system and device for detecting optical fiber connection
09/24/2008CN101272181A Signal instantaneous transmission method and system
09/24/2008CN101271619A Method and system for programming a universal remote controller