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)
03/2011
03/09/2011CN201758393U Digital optical fiber repeater system capable of realizing annular networking self-healing
03/09/2011CN201758392U Broadband frequency shifter for digital optical fiber frequency-selecting repeaters
03/09/2011CN201757797U Single-fiber and double-direction optical transceiver module optical element for SFP+
03/09/2011CN201757796U Single-fiber and double-direction symmetrical optical transceiver module optical element for 10G-EPON
03/09/2011CN201757794U Wrenching member and latch hook fixing base for large crossing disk
03/09/2011CN101984777A Passive optical network system, station equipment in passive optical network system, and a control method thereof
03/09/2011CN101984584A Network management training system of optical transmission system
03/09/2011CN101984566A Method and network management system for complex optical network protection switching
03/09/2011CN101984561A System and method for detecting optical fiber faults of passive optical network
03/09/2011CN101148789B Equipment locating on a spinning preparation machine, especially a cover board card, roller coarse comber
03/08/2011US7903984 Optical receiver
03/08/2011US7903983 Optical receiver and control method for optical receiver
03/08/2011US7903982 Optical receiver
03/08/2011US7903981 Software-based electro-optic modulator bias control systems and methods
03/08/2011US7903980 Amplified wavelength broadband video distribution architectures using a phase modulating waveguide
03/08/2011US7903979 Low-cost WDM source with an incoherent light injected Fabry-Perot laser diode
03/08/2011US7903978 Optical transmission systems and amplifier control apparatuses and methods
03/08/2011US7903977 Method for polarization-based intrusion monitoring in fiberoptic links
03/08/2011US7903976 Optical element integrated module
03/08/2011US7903975 Optical add-drop multiplexer
03/08/2011US7903974 Optical transmission system for transmitting signal of E-band with other bands
03/08/2011US7903972 Format converter with smart multitap
03/08/2011US7903971 Method of operating a passive optical network
03/08/2011US7903970 Optical network evaluation systems and methods
03/08/2011US7903969 Link connectivity verification method
03/08/2011US7903968 Optical network transmission channel failover switching device
03/08/2011US7903544 Private network link verification procedure in free space optical communication network
03/08/2011US7903326 Static phase mask for high-order spectral phase control in a hybrid chirped pulse amplifier system
03/08/2011US7902526 3D two-photon lithographic microfabrication system
03/03/2011WO2011025723A1 Narrow-band dpsk apparatus, system, method
03/03/2011WO2011025622A1 Integrated optical receiver and optical transmitter on a single flexible circuit assembly
03/03/2011WO2011024350A1 Light-emission error preventing circuit for optical transmitter
03/03/2011WO2011023220A1 Method and arrangement for in service raman gain measurement and monitoring
03/03/2011WO2011023108A1 Method, device and system for detecting the connection state of fiber optic jumper
03/03/2011WO2011023107A1 Method, network equipment and communication system for negotiating link capability information
03/03/2011WO2011023104A1 Method, apparatus and device for detecting faults of underwater device
03/03/2011WO2011023083A1 Optical transmitter and method for generating optical signals
03/03/2011WO2011022908A1 Method and device for supplying power to 300pin 40gb optical module
03/03/2011WO2011022899A1 Fuzzy control method and apparatus for signal receiving part in high speed wavelength division multiplexing system
03/03/2011WO2011022889A1 Method and device for detecting in-band optical signal to noise ratio
03/03/2011WO2011005597A3 Optical receiver integrated on a substrate
03/03/2011WO2011005596A3 Coherent optical receiver
03/03/2011WO2010151629A3 Transdermal photonic energy transmission devices and methods
03/03/2011US20110055875 Method and apparatus for providing wimax over catv, dbs, pon infrastructure
03/03/2011US20110052216 Electronic dispersion compensation within optical communications using reconstruction
03/03/2011US20110052215 Blind Equalization Algorithms for Adaptive Polarization Recovery and PMD Compensation
03/03/2011US20110052214 Method and apparatus for visible light communication with image processing
03/03/2011US20110052213 Method, apparatus and system for redirecting infrared control codes over a network for control and processing
03/03/2011US20110052212 Optical receiver
03/03/2011US20110052211 Optical wavelength division multiplexing (WDM) system including adaptive cross-talk cancellation
03/03/2011US20110052210 Method and device for the optical transmission of data
03/03/2011US20110052209 High-Speed Multi-Level Electronic Signal Generation for Optical Communications
03/03/2011US20110052206 Method, system and optical network device for synchronizing time of a passive optical network
03/03/2011US20110052204 Intentionally Skewed Optical Clock Signal Distribution
03/03/2011US20110052203 Control unit having a device for optical data transmission
03/03/2011US20110052202 Hdmi optical transceiver
03/03/2011US20110052198 Optical transmission device, transmission and reception module, optical transmission system, and wavelength dispersion compensation method in optical transmission device
03/03/2011US20110052196 Narrow-band DPSK apparatus, system, method
03/03/2011US20110052195 Optical data communication using optical data patterns
03/03/2011US20110052194 Node apparatus and method of receiving optical signal thereof, and ring network system
03/03/2011US20110052193 Network design apparatus, method, and computer product
03/03/2011US20110052189 Optical device for rearranging wavelength channels
03/03/2011US20110052188 Methods and systems for optimal launch power computation in meshed optical networks
03/03/2011US20110052186 Transmission apparatus
03/03/2011US20110051228 Method and device for providing and/or controlling an optical signal
03/03/2011US20110051126 Method for Increasing Accuracy of Measurement of Mean Polarization Mode Dispersion
03/03/2011DE102009036022A1 Optischer Transceiver und Faseroptischer Kreisel Optical transceivers and fiber optic gyroscope
03/03/2011DE102004029956B4 Verfahren zum Betreiben eines Senders sowie selbstcharakterisierende und selbstprogrammierende optische Sender A method of operating a transmitter and selbstcharakterisierende and self-programming optical transmitter
03/03/2011CA2677585A1 Optical communication device, system and method
03/02/2011EP2290999A1 Multiple access system for communications network
03/02/2011EP2290854A1 Optical communication network system and method of establishing a connection
03/02/2011EP2290853A2 Optical transmission system, optical transmission equipment, and chromatic dispersion compensation method
03/02/2011EP2289184A1 Optical broadcast systems and methods
03/02/2011EP2289179A1 Light module, illumination system and method incorporating data in light emitted
03/02/2011EP2289178A2 Unrepeatered optical segment for use with repeatered series of optical segments
03/02/2011EP1714410B1 System and method for automatic chromatic dispersion compensation
03/02/2011CN201754584U Fiber optic communication conversion device
03/02/2011CN201754583U Interface structure of optical module in passive optical network unit
03/02/2011CN201754195U Optical fiber transceiver component pin bending cutter
03/02/2011CN1878422B 光接入网系统 Optical access system
03/02/2011CN1815928B Method for modulating an optical signal and optical transmitter
03/02/2011CN101983347A Free space optical interconnect
03/02/2011CN101983326A Optical fibre circuit monitoring system and monitoring device included in this system
03/02/2011CN101982984A Optical-fiber protection switching method of ONU equipment in electric EPON system
03/02/2011CN101982983A Method for generating millimetre waves by utilizing semiconductor optical amplifier (SOA) and method and device for applying millimetre waves in radio over fiber (ROF) communication system
03/02/2011CN101982948A FSO (free space optic) dynamic networking method based on back scattering estimation
03/02/2011CN101982942A High-speed optical data transmission system between rotor and stator
03/02/2011CN101322335B Self-adapting dispersion compensator and method
03/02/2011CN101119159B Infrared signal processing circuit having carrier detection circuit
03/02/2011CN101006706B Communication device, communication system, communication method
03/01/2011USRE42178 Fiber optic conversion system and method
03/01/2011US7899340 Laser control in a coherent optical receiver
03/01/2011US7899339 High-sensitivity, high-resolution detector devices and arrays
03/01/2011US7899337 Optical transceiver with gradual stop or start function
03/01/2011US7899336 Optical communications device and optical communications system
03/01/2011US7899335 Optical transmitter circuit
03/01/2011US7899333 Communication semiconductor component
03/01/2011US7899332 Mobile terminal apparatus
03/01/2011US7899331 WDM optical transmission system and optical amplifying apparatus
03/01/2011US7899327 Photonic network packet routing method and packet router for photonic network