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) |
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07/18/2007 | EP1378090B1 Data capture technique for high speed signaling |
07/18/2007 | EP1249087B1 Improved data compression apparatus and method therefor |
07/18/2007 | EP1230752A4 Virtual laser operator |
07/18/2007 | EP1214760B1 Optical transmission systems including optical amplifiers and methods of use therein |
07/18/2007 | CN1327676C Eye-diagram mask to examine for optical pulses system |
07/18/2007 | CN1327221C Communication system and split-band amplifying apparatus using a depressed-profile fiber amplifier |
07/18/2007 | CN101002416A Multiservice private network and interface modules for transporting, on such a network, data in different formats |
07/18/2007 | CN101002381A 接收方法以及接收电路 Receiving method and a receiving circuit |
07/18/2007 | CN101001476A Service scheduling system and method |
07/18/2007 | CN101001399A Array waveguide raster large scale optical exchanger and application method |
07/18/2007 | CN101001172A Managing method for route, method for implementing cross-domain end-to-end management |
07/18/2007 | CN101001126A Optical mm wave generating and wavelength reuse method and system in all-duplex communication radio Over-Fiber |
07/18/2007 | CN101001121A Simple structure mm wave demodulation method and system of radio-on-fibre communication |
07/18/2007 | CN101001120A Trunk system of Ethernet passive optical network and using method thereof |
07/18/2007 | CN101001119A Analog two-way transmission optical module |
07/18/2007 | CN101001118A Multiplexer cascade optical-fibre terminal system |
07/18/2007 | CN101001117A Bandwidth dynamic distribution method of congestion type Ethernet passive optical network local terminal equipment |
07/18/2007 | CN101001116A Method for implementing virtual MSP-ring |
07/18/2007 | CN101001115A Scaling device and method of intelligent service performance |
07/18/2007 | CN101001114A Full duplex fibre-optical radio communication system of simple structure |
07/18/2007 | CN101001113A Burst packet channel reserving method and device |
07/18/2007 | CN101001112A Method, device and system for transmitting data signal using optical fibre |
07/18/2007 | CN101001111A Method, device and system for transmitting data signal using optical fibre |
07/18/2007 | CN101001110A Radio laser scanning communication method |
07/18/2007 | CN101001109A Method for repressing affect of fibre-optical light path in fibre-optical sensing system by sonic and vibration |
07/18/2007 | CN101001108A Integrated plate device of multi-service configuration desk system |
07/18/2007 | CN101001107A Structure of Ethernet passive optical network redundancy protection and its implementing method |
07/18/2007 | CN101001106A Structure of Ethern passive light network redundancy protection using optical power detection and its implementing method |
07/18/2007 | CN101001079A Transimpedance amplifier with negative impedance compensation function |
07/18/2007 | CN101000932A Circuit for realizing large negative of APD bias voltage |
07/18/2007 | CN101000411A Method and device for generating millimeter wave by directly regulating laser |
07/17/2007 | US7245837 Optical transmitting device |
07/17/2007 | US7245836 Optical pulse timing detection apparatus, optical pulse timing detection method, optical pulse timing adjustment apparatus, and optical pulse timing adjustment method |
07/17/2007 | US7245835 Digital and programmable control of optical transceiver elements |
07/17/2007 | US7245834 Optical device for optical semiconductor package and fabrication method |
07/17/2007 | US7245833 Photonic channelized RF receiver employing dense wavelength division multiplexing |
07/17/2007 | US7245832 Radio communication apparatus |
07/17/2007 | US7245828 Extinction ratio determination using duty cycle modulation |
07/17/2007 | US7245805 Method and apparatus for producing a multiple optical channel source from a supercontinuum generator for WDM communication |
07/17/2007 | US7245798 Apparatus for redirecting optical signals in free space |
07/17/2007 | US7245722 System and method for distributing key |
07/17/2007 | US7245638 Methods and systems for DSP-based receivers |
07/17/2007 | US7245422 Raman optical amplifier, optical transmission system using the same, and raman optical amplification method |
07/17/2007 | US7245421 Wavelength-division multiplexing optical communication system |
07/17/2007 | US7245046 Internal power re-routing by reverse powering to overcome fault scenarios in submarine cable systems |
07/17/2007 | US7244944 Triggering system and method |
07/17/2007 | US7244922 Semiconductor device and electronic apparatus |
07/17/2007 | US7243837 Media converter RFID security tag |
07/17/2007 | CA2414346C Network, switching apparatus and otn frame processing method for use therein; its circuit and integrated circuit |
07/17/2007 | CA2389974C Multi-wavelength optical modulation circuit and wavelength-division multiplexed optical signal transmitter |
07/12/2007 | WO2007079378A1 Optical receiver comprising a photodiode digitizer with fast gain switching |
07/12/2007 | WO2007078864A1 Mechanism to increase an optical link distance |
07/12/2007 | WO2007078805A1 Bi-directional parallel optical link |
07/12/2007 | WO2007078685A2 Optical transmitter with enhanced sbs threshold power capability |
07/12/2007 | WO2007077451A1 Communications device |
07/12/2007 | WO2007076767A1 Method and device for channel-adapted signal transmission in optical networks |
07/12/2007 | WO2007076711A1 A network interconnection system and method with separated control and bearing |
07/12/2007 | WO2007076700A1 A multiple service separated fiber synchronization digital transmission network transmission device and transmission method |
07/12/2007 | WO2007076682A1 A broadband user access device and a method for broadband user access processing |
07/12/2007 | WO2007041799A3 Methods and apparatus for optical transmission of digital signals |
07/12/2007 | WO2007014243A3 Signal presence detector |
07/12/2007 | WO2006137828A3 Bias-control for optical mach-zehnder modulators with voltage-induced optical absorption |
07/12/2007 | US20070162946 Round trip delay adjustment in multipoint-to-point communication using orthgonal frequency division multiplexing |
07/12/2007 | US20070162943 Multipoint-to-point communication using orthogonal frequency division multiplexing |
07/12/2007 | US20070160374 Optical transmitter and method for controlling optical transmitter |
07/12/2007 | US20070160373 Distributed illumination and sensing system |
07/12/2007 | US20070160371 Optical receiver circuit applicable to multiple transmission rates |
07/12/2007 | US20070159682 Optically controlled optical-path-switching-type data distribution apparatus and distribution method |
07/12/2007 | DE102005063102A1 Verfahren und Einrichtung zur Überwachung einer optischen Übertragungsstrecke, insbesondere einer optischen Übertragungsstrecke zu einem Endteilnehmer eines Übertragungsnetzes Method and apparatus for monitoring an optical transmission line, in particular an optical transmission line to an end node of a transmission network |
07/11/2007 | EP1806878A1 Packet communication network and packet communication method |
07/11/2007 | EP1806858A1 System for free space data transmission between comunication terminals |
07/11/2007 | EP1805915A1 A preamplifier circuit having a variable feedback resistance |
07/11/2007 | EP1805914A1 Method for monitoring an optical transmission link by means of an optical amplifier, and corresponding optical amplifier |
07/11/2007 | EP1805913A2 Wireless signal distribution system and method |
07/11/2007 | EP1805912A2 Transceiver based loop back initiation |
07/11/2007 | EP1284058B1 Optical transmission systems and methods including optical protection |
07/11/2007 | EP1260044B1 Method and apparatus for polarization multiplexing and demultiplexing optical tributary signals |
07/11/2007 | CN1998179A QKD cascaded network with loop-back capability |
07/11/2007 | CN1998166A Optimisation of the number and location of regenerative or non-regenerative repeaters in wavelength division multiplex optical communication links |
07/11/2007 | CN1998165A Flat-topped chirp induced by optical filter edge |
07/11/2007 | CN1997924A Coolerless and floating wavelength grid photonic integrated circuits (PICs) for WDM transmission networks |
07/11/2007 | CN1997315A Device for contactlessly transmitting signal and measured data |
07/11/2007 | CN1997312A Means and method for detection of blood leakage from wounds |
07/11/2007 | CN1997238A TDMA passive optical network OLT system for broadcast service |
07/11/2007 | CN1996827A An intelligent control method for the determination point of the optical receiver |
07/11/2007 | CN1996800A Control device for the optical amplifier |
07/11/2007 | CN1996799A Optical packet access method based on the optical and electrical mixed cache structure |
07/11/2007 | CN1996797A Optical interconnected network structure consisting of the full sensing parts |
07/11/2007 | CN1996796A Device and method of the digital media device for time update via the infrared |
07/11/2007 | CN1996076A Compensation method for polarization mode dispersion by using high birefringence uniform fiber grating and structure thereof |
07/11/2007 | CN1996072A Sloping optical fiber type reversible optical assembly |
07/11/2007 | CN1995936A Automated test control system and method for wavelength tunable laser |
07/11/2007 | CN1326340C Passive optical network dynamic bandwide distributing apparatus and method |
07/11/2007 | CN1326339C Dispersion map for slope compensating fibers |
07/11/2007 | CN1326338C Optical transmission system and method for optical communication |
07/11/2007 | CN1326336C Optical communication disc containing power supply control function and system with the disc |
07/11/2007 | CN1325951C Optical transmission device |
07/11/2007 | CN1325950C Fixing structure of two-way light transceiving modular |
07/10/2007 | US7242871 High dynamic range optical receiver |
07/10/2007 | US7242870 Wavelength division multiplexing system |