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)
11/2010
11/24/2010CN201656984U Receiver of infrared audio system
11/24/2010CN201656983U Fiber optic communication rotary tray
11/24/2010CN201656960U Fiber-optical communication transmitting device
11/24/2010CN201654271U Planar optical waveguide type single-fiber three-way multiplexer used for fiber to the home
11/24/2010CN201653584U Optical fiber sensing temperature measuring device for detecting temperature of power switch cabinet contact
11/24/2010CN201653556U Comb filtering detector and wavelength monitor
11/24/2010CN201653435U Fiber grating and fiber Raman composite sensor network
11/24/2010CN101896855A Optical modulator and optical communication system
11/24/2010CN101895797A Method and device for realizing all-fiber protection
11/24/2010CN101895795A Optical network unit device for mutual-excitation multi-wavelength dynamic scheduling in passive optical network (PON)
11/24/2010CN101895792A Protection system and method based on passive optical network
11/24/2010CN101895473A Dual-route engine-based multi-optical network protection mechanism of current preset ring
11/24/2010CN101895408A 2M transmission line-based in-band communication method
11/24/2010CN101895368A Method for automatically configuring network equipment in WDM (Wavelength Division Multiplexing) network
11/24/2010CN101895350A 10G Ethernet passive network single-fiber bidirectional optical module
11/24/2010CN101895349A Photoelectric converter based on 802.3ah management protocol and transmitting and receiving method of optical data signals
11/24/2010CN101895348A Dispersion compensation method of electric domain and filter parameter regulator
11/24/2010CN101895347A Method and system for dispersion compensation
11/24/2010CN101895346A Transmitter of OOFDM system and method of delay caused by pre-compensated optical fibre dispersion
11/24/2010CN101895345A Burst luminous signal amplification method, burst luminous amplifer, system and communication system
11/24/2010CN101895344A Method and system for combining passive optical network and mobile network
11/24/2010CN101895343A WiFi (Wireless Fidelity) half-duplex bidirectional simulation optical fiber transmission system
11/24/2010CN101895342A Optical intelligent antenna for rapidly moving free space optical communication system
11/24/2010CN101895341A Terminal equipment and power failure alarm reporting method thereof
11/24/2010CN101895340A Optical fiber connection relation checking method and device
11/24/2010CN101895339A Method for realizing early warning and positioning of malfunctions for power cable network
11/24/2010CN101895338A Method, device and system for recovering service in multiplex section switching
11/24/2010CN101895337A Double-fiber hot backup radio-frequency intelligent optical module
11/24/2010CN101895336A Monitoring circuit, method for outputting monitor signal, and optical receiver
11/24/2010CN101894035A Method for updating EPON terminal system program based on NOR Flash
11/24/2010CN101162839B Circuit relay protection information exchange method and device thereof
11/24/2010CN101110648B Method for detecting faulted ONU in PON
11/23/2010US7840145 Apparatus and methods for noise-feedback controlled optical systems
11/23/2010US7840144 Coherent optical transceiver and coherent communication system and method for satellite communications
11/23/2010US7840143 Method and apparatus for demodulating an optical differential phase-shift keying signal
11/23/2010US7840142 System and method for reducing standby power consumption
11/23/2010US7840141 Differential M phase-shift modulator
11/23/2010US7840140 Method and arrangement for forming a transmitter-side transmission signal
11/23/2010US7840139 Single fiber duplex optical transport
11/23/2010US7840138 Method and system for bi-directional communication over a single optical fiber
11/23/2010US7840135 Method, system and apparatus for detecting failure of an optical network terminal of a passive optical network
11/23/2010US7840134 Bit error rate based system and method for optimizing communication system performance
11/23/2010US7840107 Optical pumping device, optical amplifier, fiber laser, and multicore fiber for optical pumping device
11/23/2010US7839939 Method of transmitting information with the help of chaotic signals
11/23/2010US7839766 Method and system for long haul optical transport for applications sensitive to data flow interruption
11/18/2010WO2010132656A1 Branching configuration including separate branching unit and predetermined wavelength filter unit and system and method including the same
11/18/2010WO2010132614A2 Systems and methods for aerial cabled transportation
11/18/2010WO2010132493A1 Systems and techniques for suppressing backward lasing in high-power cascaded raman fiber lasers
11/18/2010WO2010132353A2 System and method of detecting and locating intermittent and other faults
11/18/2010WO2010132292A1 POWER DISTRIBUTION DEVICES, SYSTEMS, AND METHODS FOR RADIO-OVER-FIBER (RoF) DISTRIBUTED COMMUNICATION
11/18/2010WO2010130158A1 Method, device and system for feedback control of a coherent receiver
11/18/2010WO2010130123A1 Method and apparatus for implementing trunk optical fiber protection in ethernet passive optical network (epon)
11/18/2010WO2010130076A1 Data transmission method, system and apparatus in an optical transport network
11/18/2010WO2010095894A3 Apparatus and method for interference mitigation and channel selection for visible light communication
11/18/2010US20100290790 Tunable photonic integrated circuits
11/18/2010US20100290788 RF Audio Distribution System Including IR Presence Detection
11/18/2010US20100290787 Power Distribution Devices, Systems, and Methods for Radio-Over-Fiber (RoF) Distributed Communication
11/18/2010US20100290784 Communication control method, station side device, subscriber side device, and communication system
11/18/2010US20100290782 Remote node configuration for providing upgraded services in a passive optical network and a passive optical network having the same
11/18/2010US20100290780 Data transmission method and network for transmitting a digital optical signal over optical transmission links and networks
11/18/2010US20100290779 Method for estimating bandwidth limiting effects in high frequency transmission communication systems
11/18/2010US20100290626 Optical transmitters and receivers for quantum key distribution
11/18/2010US20100290551 Method, apparatus and system for high-speed transmission on fiber optic channel
11/18/2010DE102010027758A1 Optische Kommunikationsvorrichtung mit einem Befestigungskern und Verfahren Optical communication device with an attachment core and procedures
11/18/2010DE102010005885A1 Verfahren und Vorrichtung zur optischen Übertragung von Daten Method and apparatus for optical transmission of data
11/18/2010DE102009021010A1 Optische WDM Sende- und Empfangseinrichtung und optische Transceivereinheit hierfür WDM optical transmission and reception device and optical transceiver unit therefor
11/18/2010CA2749958A1 Method, system, and device for transmitting data in optical transport network
11/17/2010EP2251999A1 Data transmission method and network for transmitting a digital optical signal over optical transmission links and networks
11/17/2010EP2251993A1 Adjustment scheme for a polarization demultiplexer in an optical dual-polarization BPSK receiver
11/17/2010EP2251793A1 System and method for managing communications links
11/17/2010EP2250777A1 Phase control circuit and method for optical receivers
11/17/2010EP2250745A1 Deployable photonic link and interface module
11/17/2010EP2250531A1 A single photon emission system
11/17/2010EP2056525B1 An ethernet service configuration device, method and system in passive optical network
11/17/2010CN201639640U IP phone with plastic fiber interface
11/17/2010CN201639585U Light-operated digital display intelligent optical receiver
11/17/2010CN201639169U Double-optical fiber longitudinal line protection communication interface power pack
11/17/2010CN201638280U Access control system with plastic fiber interface
11/17/2010CN201638109U Notebook computer provided with plastic optical fiber Ethernet interface and Ethernet network card
11/17/2010CN201637904U FTTH (Fiber To The Home) self-supporting soft cable
11/17/2010CN201637903U FTTH (Fiber To The Home) soft cable
11/17/2010CN201637889U Optical fiber communication module with improved structure
11/17/2010CN201637888U Single-fiber bidirectional device
11/17/2010CN101888573A Method and system for discovering resource state between adjacent nodes automatically
11/17/2010CN101888293A Agitating method and device for ethernet passive optical network
11/17/2010CN101888276A Quantum router for multi-user photon communication network and routing method thereof
11/17/2010CN101888275A Digital optical fibre frequency-selecting repeater broadband frequency shifter
11/17/2010CN101888274A Feedback control method, device and system of coherent receiver
11/17/2010CN101888273A Optical transmitter and receiver with Ethernet function
11/17/2010CN101888272A Passive optical module
11/17/2010CN101888271A Optical data transmission system between rotating body and fixed body
11/17/2010CN101888270A Optic fiber data transmission system for slip ring
11/17/2010CN101888269A Method for stabilizing wavelength of optical transmitter in WDM-TDMA (Wavelength Division Multiplex-Time Division Multiple Address) mixed PON (Passive Optical Network) system in burst mode
11/17/2010CN101888268A Method and device for realizing backbone optical fiber protection in Ethernet passive optical network
11/17/2010CN101887636A Infrared signal transmission circuit of remote controller
11/17/2010CN101887152A Single-fiber bidirectional symmetrical optical transceiver optical element for 10G-EPON
11/17/2010CN101887151A Optical transceiver module and system and optical transceiving method
11/17/2010CN101887149A Two-way optical transmission device and manufacturing method thereof
11/17/2010CN101884547A High-speed optical data transmission system for slip ring
11/17/2010CN101344700B Optical converse modulator based on optical current carrier
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