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)
09/2007
09/19/2007CN101040466A Communication by radio waves and optical waveguides
09/19/2007CN101040438A Waveform forming device, receiver, receiving module, remote control receiver
09/19/2007CN101039528A Graded control computer system based on optical packet switch and optical multicast
09/19/2007CN101039230A Optical fiber brag sensing network having survivable guarantee
09/19/2007CN101039161A Electro-optical conversion module, photoelectric conversion module and method
09/19/2007CN101039152A Method and system for realizing electrical dispersion compensation
09/19/2007CN101039151A Method, system and client equipment for obtaining optical fiber signal flow information of optical network
09/19/2007CN101039150A Vehicle audio optical fiber transmission device
09/19/2007CN101039149A Wavelength aligning method and system
09/19/2007CN101039148A Optical module and method and network equipment for supporting GE optical connector and FE optical connector
09/19/2007CN101039147A System and method for protecting passive optical network
09/19/2007CN100338895C Method and system for control of light signal transmission
09/19/2007CN100338886C Flashing method of non-service cut-off of light transmission of link network
09/19/2007CN100338446C Method and device used for polarized measurement
09/18/2007US7272327 Multi-detector detection of optical signals
09/18/2007US7272326 Optical receiver and an optical communication system using the same
09/18/2007US7272325 Optical transmission system for substantially equalizing the output signal level among frequency bands and substantially lowering the signal-to-noise ratio
09/18/2007US7272324 Equalization of optical signals
09/18/2007US7272323 Bi-directional electrical to optical converter module
09/18/2007US7272322 Modular free space optical (FSO) device and related methods
09/18/2007US7272319 System and method for secure multiple wavelength communication on optical fibers
09/18/2007US7272318 Passive optical network employing multi-carrier code division multiple access
09/18/2007US7272316 Wavelength-division-multiplexed optical source and passive optical network system employing the same
09/18/2007US7272315 Technique for transferring information in a passive optical network
09/18/2007US7272314 Optical crossconnect apparatus and optical transmission system
09/18/2007US7272312 Optical router
09/18/2007US7272311 Optical ring network for burst data communication
09/18/2007US7272308 Method of WDM channel tagging and monitoring, and apparatus
09/18/2007US7272307 Virtual protection channel for fiber optic ring network
09/18/2007US7272293 Device having a casing and /or interior acting as a communication bus between electronic components
09/18/2007US7272286 Dispersion managed HOM multimode optical fibre
09/18/2007US7272276 Optical performance monitor
09/18/2007US7272271 Electro-optical integrated transmitter chip for arbitrary quadrature modulation of optical signals
09/18/2007US7272200 Phase shifter, phase shifting method and skew compensation system for high-speed parallel signaling
09/18/2007US7271949 Multi-wavelength light source and wavelength division multiplexing system using the same
09/18/2007US7271597 Electronic device, transmission system, and method for determining connection condition
09/18/2007CA2392376C Optical communications system
09/13/2007WO2007104022A2 Dual-parallel-mz modulator bias control
09/13/2007WO2007103916A2 Transmission formats for high bit-rate systems
09/13/2007WO2007103669A2 Directly modulated laser with integrated optical filter
09/13/2007WO2007103410A2 Multi-channel differentially encoded phase shift keyed signal receivers
09/13/2007WO2007102806A1 Optical fiber data link
09/13/2007WO2007102236A1 Optical transmission circuit
09/13/2007WO2007102189A1 Light receiver
09/13/2007WO2007101985A1 A local area network system using light
09/13/2007WO2007101942A1 Electroluminescent emission device for optical transmission in free space
09/13/2007WO2007101779A1 Bidirectional optical amplifier array
09/13/2007WO2007085345A3 Optical coupling device and method for the production thereof
09/13/2007WO2007027948A3 Optical networks for consumer electronics
09/13/2007WO2005104404A3 Multifunctional optoelectronic thyristor and integrated circuit and optical transceiver employing same
09/13/2007US20070212081 Optical signal receiving circuit and optical signal receiving apparatus
09/13/2007US20070212080 Infrared Receiving Unit and Infrared Headphone/Hearing Aid
09/13/2007US20070212079 Optical transmission apparatus
09/13/2007US20070212077 Ultra Wideband Communication System, Transmission Device Reception Device, and Replay Device Used for the Same
09/13/2007US20070212076 Integrated optical waveform modulation
09/13/2007US20070212075 Dual-parallel-mz modulator bias control
09/13/2007US20070212074 Apparatus for and method of generating millimeter waves
09/13/2007US20070212070 Method and system for providing a return path for signals generated by legacy terminals in an optical network
09/13/2007US20070212069 System and method for an Ethernet optical area network
09/13/2007US20070212068 Path routing computation method and optical communication network applying path routing computation method
09/13/2007US20070212066 Optical signal changeover device and optical signal changeover method
09/13/2007US20070212064 Method of wdm channel tagging and monitoring, and apparatus
09/13/2007US20070212063 Integrated optical service channel and quantum key distribution channel
09/13/2007US20070211650 Node device cooperating with switch which implements zones in a fibre channel system
09/13/2007US20070211617 Variable error correction in multipoint-to-point communication using orthogonal frequency division multiplexing
09/13/2007US20070211579 System and method for outputting data
09/13/2007US20070211332 Optical transmission systems including optical amplifiers and methods of use therein
09/13/2007DE10252689B4 Fahrerinformationssystem Driver information system
09/13/2007DE102006010147A1 Bidirektionale optische Verstärkeranordnung Bidirectional optical amplifier arrangement
09/13/2007DE102005038894B4 Verfahren zum Empfangen eines optischen Signals und optisches Empfängersystem A method for receiving an optical signal and an optical receiver system
09/12/2007EP1833232A2 System and method for outputting data
09/12/2007EP1833180A1 A packet optical channel sharing protection method device and system thereof
09/12/2007EP1833179A1 Optical reception device
09/12/2007EP1832906A2 Optical signal transmission system
09/12/2007EP1832019A1 Reduced loss ultra-fast semiconductor modulator and switch
09/12/2007EP1832018A2 Optical supervisory channel for high span loss optical communication systems
09/12/2007EP1832017A2 Optical receiver
09/12/2007EP1832016A1 Optically connecting computer components
09/12/2007EP1831900A1 Laser driver with integrated bond options for selectable currents
09/12/2007EP1790093A4 System and method for chirped light source
09/12/2007EP1597845B1 Optical transmitter with sbs suppression
09/12/2007EP1102114B1 Raman amplification method
09/12/2007CN200947669Y Dual-channel stereo high-frequency infrared wireless headset
09/12/2007CN200947602Y Modem of four-line E/M interface based on fiber/microwave transmission
09/12/2007CN101036335A 数据通信系统 The data communication system
09/12/2007CN101036324A Mechanism to select bandwidth in an optical receiver circuit
09/12/2007CN101036323A System and method for optical transmission
09/12/2007CN101036291A 接收电路及光接收电路 Receiving circuit and the light receiving circuit
09/12/2007CN101035391A 1xN dynamic light wavelength router based on the micro-loop
09/12/2007CN101035339A System and method for outputting data
09/12/2007CN101035072A Data transfer method for cooperative work of the link layer and transport layer in the dynamic optical network
09/12/2007CN101035023A Network structure topology layout method and network management device
09/12/2007CN101034943A WCDMA optical fiber direct amplifying station
09/12/2007CN101034942A Network structure for realizing the full-optical virtual private network between more than two passive optical networks
09/12/2007CN101034941A Optical loop echo division multiplexing passive optical network system and its data transmission method
09/12/2007CN101034940A Method and device for multiplexing segment status detection in the optical transmission network
09/12/2007CN101034939A Optical module heat radiation device and radiator and communication device
09/12/2007CN101034938A Configuration method for remote management IP address of the ONU in the EPON network
09/12/2007CN101034210A Optical communication insulator samarium cobalt magnetic ring
09/12/2007CN101034181A Regulation method and device for wavelength-division multiplex system residual chromatic dispersion compensation