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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01/10/2008 | US20080008471 N-way serial-channel interconnect |
01/10/2008 | US20080008470 Transmission device having optical fiberhigh definition digital audio-video data interface |
01/10/2008 | US20080008469 Communication apparatus, communication line diagnosis method, program and recording medium |
01/10/2008 | US20080008065 Method and apparatus for monitoring the power level of two or more optical transmitters |
01/10/2008 | US20080007930 Photoelectric conversion module, assembling method thereof, high-speed transmission connector, and mounting system |
01/10/2008 | US20080007719 Method for Increasing Accuracy of Measurement of Mean Polarization Mode Dispersion |
01/10/2008 | DE112006000484T5 Elektromagnetisches Gerät mit integraler nicht-linearer Komponente An electromagnetic device with an integral non-linear component |
01/10/2008 | DE112005003026T5 Lasersender mit Eigenvermessung Self-surveying laser transmitter |
01/10/2008 | DE102005013494B4 Optischer Empfänger Optical Receiver |
01/10/2008 | CA2662750A1 Method and apparatus for remote communication using the interpretation of thermoluminescence or photoluminescence signals |
01/09/2008 | EP1876739A1 Optical synchronizer |
01/09/2008 | EP1876738A2 Optical communication system using phase conjugation |
01/09/2008 | EP1876737A1 A controlled optical amplifier device and its corresponding feed back control method |
01/09/2008 | EP1876736A1 Passive optical network system based on wavelength protection and protecting backup method thereof |
01/09/2008 | EP1876435A1 Optical reflectometry loss determination |
01/09/2008 | EP1875637A1 Method and system for keeping time alignment between optical data modulation and a periodically modulated light source |
01/09/2008 | EP1875351A2 Method for transmit and receive power control in mesh systems |
01/09/2008 | EP0965060B1 Optical wavelength selective device including at least one bragg-grating structure |
01/09/2008 | CN201004641Y Repeater using FSK signals as pilot frequency for automatic gain control |
01/09/2008 | CN201004640Y A device for restraining influences of sound wave and vibration on optical fiber channel in optical fiber sensing system |
01/09/2008 | CN201004104Y Small cooling light radiation component |
01/09/2008 | CN201004097Y A length-adjusting end fiber |
01/09/2008 | CN201004096Y Optical fiber bending attenuator |
01/09/2008 | CN101103561A Monitoring of optical signals |
01/09/2008 | CN101103560A Out-of-band data communication between network transceivers |
01/09/2008 | CN101102521A A method for service protection in automatically switching optical network |
01/09/2008 | CN101102210A A distributed controllable multicast system of passive optical network and its implementation method |
01/09/2008 | CN101102163A Method for preventing the protection network of the loop multiplexing section from incorrect optical fiber connection and loop multiplexing section network |
01/09/2008 | CN101102162A Full light regeneration method of optical four-phase shift key control signals |
01/09/2008 | CN101102161A Optical transmission secondary module for optical fiber communication |
01/09/2008 | CN101102160A Threshold voltage adjusting unit, adjusting method, limit rage amplifier and optical receiver |
01/09/2008 | CN101102159A Optical transmitting/receiving apparatus and optical transmitting/receiving method |
01/09/2008 | CN101102158A Method and device for transmitting synchronization digital system service in passive optical network |
01/09/2008 | CN101102157A Transmission terminal and data transmission method |
01/09/2008 | CN101102156A Lighting communication method |
01/09/2008 | CN101102155A Method for storing configuration script of passive optical network terminal devices |
01/09/2008 | CN101102154A Calling device and method of radio communication device |
01/09/2008 | CN101102152A Method for guaranteeing data security in passive optical network |
01/09/2008 | CN100361479C Radio communication connection destination specifying method |
01/09/2008 | CN100361434C Optical clock signal distribution system in WDM network |
01/09/2008 | CN100361427C Window feedback retransmission method for optical burst switching systems |
01/09/2008 | CN100360972C Stretched latch structure of connected optical module |
01/08/2008 | US7317878 Quantum switch teleportation for two receivers |
01/08/2008 | US7317877 Optical communications systems, devices, and methods |
01/08/2008 | US7317876 Medium access control for retro-reflectors |
01/08/2008 | US7317875 Optical communication network system, wavelength routing apparatus, communication node, optical path managing method for use in optical cross connect apparatus, and apparatus for that method |
01/08/2008 | US7317873 Optical packet switching system |
01/08/2008 | US7317845 Optical modulator having reduced bandwidth requirements and method of operation thereof |
01/08/2008 | US7317720 Signal transmission system |
01/08/2008 | US7317688 Optical communication system with dynamic bandwidth allocation |
01/08/2008 | US7317574 Long-distance quantum communication |
01/08/2008 | US7317570 Variable gain optical amplifiers |
01/08/2008 | US7317569 Optical frequency converter |
01/08/2008 | US7317518 Determination of an optical property of a DUT by OTDR measurement |
01/03/2008 | WO2008002950A2 Uplink power adjustment for a cable modem termination system |
01/03/2008 | WO2008002913A1 Noise mitigation in analog optical transmission systems using polarization scrambler |
01/03/2008 | WO2008002808A1 Mechanism to increase an optical link distance |
01/03/2008 | WO2008002056A1 Trunk bridge amplifier using multi channel diplexer |
01/03/2008 | WO2008001739A1 Bidirectional propagation type optical signal reproducer using optical nonlinear effect and optical signal reproducing method |
01/03/2008 | WO2008001531A1 Optical code communication system |
01/03/2008 | WO2008001262A1 Method and device for modulating the light emission of a lighting device |
01/03/2008 | WO2008001020A1 Long distance passive optical access network |
01/03/2008 | WO2008000401A1 Optical receiver for receiving a signal m-valued star-shaped quadrature amplitude modulation with differential phase coding and application of same |
01/03/2008 | WO2008000120A1 A method and device for triggering the optical network protection under the configuration of sharing the receiving apparatus |
01/03/2008 | US20080002994 Demodulating a signal using a 1 x m coupler |
01/03/2008 | US20080002993 Optical receiver with dual photodetector for common mode noise suppression |
01/03/2008 | US20080002992 Frequency conversion with nonlinear optical polymers and high index contrast waveguides |
01/03/2008 | US20080002991 Optical transmission device |
01/03/2008 | US20080002990 Multi-ring resonator implementation of optical spectrum reshaper for chirp managed laser technology |
01/03/2008 | US20080002989 Apparatus and Method for Generating an Optical Single Sideband Signal |
01/03/2008 | US20080002988 Multi-level optical data communication circuit |
01/03/2008 | US20080002987 Free space demodulator for demodulating a signal |
01/03/2008 | US20080002986 Optical spatial communication method, optical transmission apparatus, optical reception apparatus, and optical spatial communication system |
01/03/2008 | US20080002985 Optical receiver with electric ternary coding |
01/03/2008 | US20080002984 Optical Transmission System Using Ossb-Modulation and Signal Trasmission Method Thereof |
01/03/2008 | US20080002982 Portable communication device |
01/03/2008 | US20080002981 Ground to space to ground trunking system |
01/03/2008 | US20080002979 Dispersion compensation method in optical communication system having optical add drop multiplexing capability |
01/03/2008 | US20080002978 Method of upgrading optical node, and an optical node apparatus |
01/03/2008 | US20080002977 Multi-bit-rate optical communication method, optical network unit, and optical line terminal |
01/03/2008 | US20080002973 Optical power monitor for PON telecommunication |
01/03/2008 | US20080002972 All Order Polarization Mode Dispersion Compensation with Spectral Interference Based Pulse Shaping |
01/03/2008 | US20080002971 Optical telecommunications network terminal, an installation including the terminal, and a method of detecting a break in optical transmission means |
01/03/2008 | US20080002746 Optical transmitters |
01/03/2008 | DE102006030915A1 Optischer Empfänger für den Empfang von M-wertiger sternförmiger Quadratur-Amplitudenmodulation mit differenzieller Phasenkodierung und Anwendung davon Optical receiver for the reception of M-valued stellate quadrature amplitude modulation with differential phase coding and application thereof |
01/03/2008 | DE102006030421A1 Vorrichtung zur Übertragung optischer Signale An apparatus for transmitting optical signals |
01/02/2008 | EP1873950A2 Wavelength-division multiplex communication apparatus |
01/02/2008 | EP1873940A2 Optical reception apparatus |
01/02/2008 | EP1873939A1 Telecommunications optical network terminal, installation comprising this terminal and method for detecting cutoff in the optical transmission methods |
01/02/2008 | EP1873575A1 Optical modulation apparatus and method to control it |
01/02/2008 | EP1873572A1 Device for transmitting optical signals |
01/02/2008 | EP1872505A2 Dynamic bandwidth allocation and service differentiation for broadband passive optical networks |
01/02/2008 | EP1800422B1 Method and apparatus for recognizing a disturbing effect in an information channel |
01/02/2008 | EP1721397A4 Integrated post-amplifier, laser driver, and controller |
01/02/2008 | EP1468512B1 Optical transmission system with raman amplifiers comprising a supervisory system |
01/02/2008 | EP1413073B1 Wireless duplex optical communication system |
01/02/2008 | CN201001127Y Full-digitization space optical communication array signal diversity reception system |
01/02/2008 | CN201001126Y Single fiber single wavelength multifunctional fiber telephone |
01/02/2008 | CN201001125Y SFP optical receiving-transmitting integrated module |
01/02/2008 | CN201000498Y T-tree shaped structure optical power shunt |