Patents
Sitemap › H04 - Electric communication technique › H04B - Transmission › 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
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)
06/2010
06/17/2010WO2010067729A1 Optical fibre circuit monitoring system and monitoring device included in this system
06/17/2010WO2010067644A1 Voltage generator, control circuit, vector synthesis type phase shifter and optical transceiver
06/17/2010WO2010066282A1 Coherent optical system comprising a tunable local oscillator
06/17/2010WO2010047968A3 Synchronization transport over passive optical networks
06/17/2010WO2010047950A3 Method and system for protection switching in ethernet passive optical networks
06/17/2010WO2010040816A3 Circuit arrangement and method for transmitting tmds encoded signals
06/17/2010WO2009127177A3 Method and device for processing terahertz waves
06/17/2010US20100150578 Optical transmission device
06/17/2010US20100150577 Communication System and Method With Signal Constellation
06/17/2010US20100150576 Optical transmitting apparatus for return-to-zero differential phase-shift-keying (rz-dpsk) or return-to-zero differential quadrature phase shift keying (rz-dqpsk)
06/17/2010US20100150575 Method and Optical Transmitter for Optimizing DC Bias Voltage Input to Optical Modulator with Duo-Binary Modulation
06/17/2010US20100150574 Method and apparatus for controlling reflective semiconductor optical amplifier (rsoa)
06/17/2010US20100150573 Optical/electrical composite cable
06/17/2010US20100150572 USB Compatible Apparatus for Connecting Between Optical USB Device and Electrical USB Device
06/17/2010US20100150570 System And Method For Optoelectrical Communication
06/17/2010US20100150569 System And Method For Optoelectrical Communication
06/17/2010US20100150568 Optical transceiver optimizing transfer characteristic of optical interferometer and method of optimizing transfer characteristic of optical interferometer of optical transceiver
06/17/2010US20100150567 Optical transceiver
06/17/2010US20100150566 Augmenting Passive Optical Networks
06/17/2010US20100150565 Method and apparatus for transmitting/receiving signals in a microwave system
06/17/2010US20100150564 Communications network
06/17/2010US20100150563 Wavelength division multiplexing transmission device and wavelength division multiplexing transmission method
06/17/2010US20100150561 Optical receiver, optical line terminal and method of recovering received signals
06/17/2010US20100150557 FTTH RF over Glass (RFoG) Architecture and CPE
06/17/2010US20100150554 Passive optical network (PON) system
06/17/2010US20100150552 Optical/electrical composite cable, optical/electrical composite cable connection device and optical/electrical composite cable drive method
06/17/2010US20100150551 Optical add/drop multiplexing system, optical add/drop multiplexer and optical pathway detour program
06/17/2010US20100150550 Transmission method of wdm light and wdm optical transmission system
06/17/2010US20100150549 Test interface device, test system and optical interface memory device
06/17/2010US20100150548 Optical Signal Quality Monitoring Apparatus and Method
06/17/2010US20100150547 Fault locator for long haul transmission system
06/17/2010US20100150546 Management system for GPON based services
06/17/2010US20100149416 Signal transmitting device, transmitter and receiver
06/16/2010EP2197165A1 Quadrature amplitude modulation signal generating device
06/16/2010EP2195950A1 Wavelength division multiplexing serial video signals over optical interfaces using the xfp form factor
06/16/2010CN201509280U Device for remotely controlling and testing optical fiber core and system therefor
06/16/2010CN201509202U Calibration tool for optical module
06/16/2010CN201508446U Adjustable dispersion compensation device of integrated optical fiber
06/16/2010CN1983876B An infrared-ray receiver
06/16/2010CN1981436B Pulse-modulated signal demodulating circuit, and light receiving circuit and electric device having the demodulating circuit
06/16/2010CN1954541B Laser autocalibration for QKD systems
06/16/2010CN1906877B Encoder/decoder for optical CDMA and temperature distribution detector
06/16/2010CN1889401B Method for on-line identifying small packaged hot connecting and disconnecting module
06/16/2010CN1870470B Two-fibre two-way multi-section shared protection optical fiber ring network
06/16/2010CN1604506B Self-characterizing and self-programming optical transmitter
06/16/2010CN101743669A Optical transmitter
06/16/2010CN101742738A Quadruple frequency-based scheme for realizing base station passive full duplex millimeter wave RoF link
06/16/2010CN101742675A Device for realizing access of multiple information resources
06/16/2010CN101742528A System for realizing indoor coverage in CDMA network
06/16/2010CN101741935A Light transmitting system and electronic device having the same
06/16/2010CN101741712A Device, system and method supporting base station data exchange
06/16/2010CN101741660A Electrical appliance connecting device
06/16/2010CN101741631A Alarming and performance monitoring method and network node
06/16/2010CN101741475A Fiber-to-the-home planar lightwave circuit triplexer
06/16/2010CN101741474A Optical network unit starting method and device for gigabit-capable passive optical network
06/16/2010CN101741472A Method, device and system for integrated luminous power and temperature compensation in photoelectric conversion
06/16/2010CN101741471A Relocatable light amplifier, reversible optical circulator and optical signal transmission system
06/16/2010CN101741470A System and method for realizing indoor coverage in GSM network
06/16/2010CN101741469A Optical line terminal and optical line transceiver system
06/16/2010CN101741468A Wavelength division multiplexing passive optical network system supporting deflection routing multicast function
06/16/2010CN101741467A Communication system of intrinsic safety high-speed integrated channel for a mine
06/16/2010CN101741466A Frame generating apparatus, optical transmission system, frame generating method, and optical transmission method
06/16/2010CN101741464A Method and system for transmitting network management information
06/16/2010CN101740993A System and method for pumping redundancy protection
06/16/2010CN101738688A Multimode optical system
06/16/2010CN101166113B Message processing method for link maintenance in O-UNI system
06/16/2010CN101145903B User authentication method
06/16/2010CN101141194B Method of remote managing user side equipment in passive optical network system
06/16/2010CN101032101B Method and arrangement for the optical transmission of data signals by means of differential phase modulation in a polarisation multiplex method
06/16/2010CN101015144B Connection unit for connecting an electronic device to an optical data bus
06/15/2010US7738798 Optical differential-phase-shift-keyed demodulator apparatus and method
06/15/2010US7738796 Method and apparatus for digital signal processing enhanced laser performance compensation
06/15/2010US7738795 VCSEL with integrated optical filter
06/15/2010US7738793 Secure optical communication system
06/15/2010US7738792 Multi-protocol infrared receiver
06/15/2010US7738791 Transmitter and method for transmitting messages on an optical fiber
06/15/2010US7738790 WDM type passive optical network
06/15/2010US7738789 Radio base station with multiple radio frequency heads
06/15/2010US7738788 Address recognition apparatus
06/15/2010US7738787 Optical transmission line monitoring device, optical transmission line monitoring method, and computer program
06/15/2010US7738748 Modular all-optical cross-connect
06/15/2010US7738602 Channel estimation and sequence for the reception of optical signal
06/15/2010US7738547 Method and apparatus for improved high-speed adaptive equalization
06/15/2010US7738514 Very high power pulsed fiber laser
06/15/2010US7738166 Fiber amplifier with integrated fiber laser pump
06/15/2010US7738164 Multi-band hybrid SOA-Raman amplifier for CWDM
06/15/2010US7738163 Optical transmission system
06/15/2010US7736068 Wireless tuning and reconfiguration of optoelectronic modules
06/10/2010WO2010065526A2 Complex optical modulation for real time communication
06/10/2010WO2010064999A1 Wavelength division multiplexed passive optical network
06/10/2010WO2010064561A1 Method of switching optical path, and apparatus thereof
06/10/2010WO2010064554A1 Optical network band control apparatus and optical network band control method
06/10/2010WO2010064119A1 Wdm-pon system, ont, olt and method for initialization of tunable laser
06/10/2010WO2010063806A1 Device and method for determining the concentration of oxygen
06/10/2010WO2010063571A1 Localisation method for bidirectional interruptions of communication links
06/10/2010WO2010063092A1 Cycle slip location and correction
06/10/2010WO2010044709A3 Methods and devices of quantum encoding on dwdm (roadm) network and fiber optic links
06/10/2010WO2010040324A4 Modular set of devices for optical amplification of signal by raman fiber amplifier
06/10/2010WO2010036715A3 High density active modular optoelectronic device for use with push-release mechanism and method for using same
06/10/2010US20100142976 Transmitting circuit and complementary optical wiring system
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