| 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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| 07/07/2010 | CN101771472A Link-type optical fiber repeater signal transmission method and link-type optical fiber repeater |
| 07/07/2010 | CN101771471A Method, device and system for multicarrier polarization multiplex transmission |
| 07/07/2010 | CN101771470A Method and device for receiving OPFDM-DQPSK signals |
| 07/07/2010 | CN101771468A Correction system of laser atmospheric transmission inclination |
| 07/07/2010 | CN101771467A Method for mesuring asymmetry of optical fiber, device and system |
| 07/07/2010 | CN101771466A Synchronous digital hierarchy (SDH) circuit fault diagnosing method and device |
| 07/07/2010 | CN101771465A Protection switching method, device and system of multi-service transport network |
| 07/07/2010 | CN101771464A Optical signal light-to-dark ratio monitoring device and method |
| 07/07/2010 | CN101771456A Annular repeater system and network fault repairing method thereof |
| 07/07/2010 | CN101771231A Ytterbium-doped ultrashort pulse fiber laser for dispersion compensation in cavity |
| 07/07/2010 | CN101191875B Single fiber bidirectional device based on PLC technology and its manufacture method |
| 07/06/2010 | US7751861 Portable telephone and electronic equipment with optical signal transmission between housing sections for high speed signal noise elimination |
| 07/06/2010 | US7751726 Automatic selection of the performance monitoring based on client type |
| 07/06/2010 | US7751725 Optical receiver with monitoring unit and a method for detecting consecutive identical state of optical signal |
| 07/06/2010 | US7751723 Method and apparatus for monitoring the power level of two or more optical transmitters |
| 07/06/2010 | US7751722 Optical transmission system |
| 07/06/2010 | US7751721 Optical DQPSK receiver apparatus |
| 07/06/2010 | US7751720 System and method for automatic tuning of chromatic dispersion compensation for a WDM transmission system using raman distributed co-pumping |
| 07/06/2010 | US7751719 Electrical generation of return-to-zero (RZ) data pattern with flexible duty cycle adjustment for optical transmission |
| 07/06/2010 | US7751718 Efficient transmission of digital return path data in cable television return path |
| 07/06/2010 | US7751717 Host printed circuit board with multiple optical transceivers |
| 07/06/2010 | US7751716 Open-path/free-space optical communication system and method using reflected or backscattered light |
| 07/06/2010 | US7751715 Optical transmission system, optical receiver, and its gain adjustment method |
| 07/06/2010 | US7751713 Communication network with skew path monitoring and adjustment |
| 07/06/2010 | US7751712 Passive optical network and data communication method thereof |
| 07/06/2010 | US7751709 Method and system for interconnecting end systems over an optical network |
| 07/06/2010 | US7751708 Optical switching transmission system with timing correction |
| 07/06/2010 | US7751707 Method and system for controlling optical network |
| 07/06/2010 | US7751706 Chromatic dispersion compensating apparatus |
| 07/06/2010 | US7751388 Ethernet-based broadband communication channel methods and systems |
| 07/06/2010 | US7750277 Optical signal transmitting apparatus, optical signal transmitting device, and optical signal receiving device |
| 07/06/2010 | CA2439876C Optical cwdm-system |
| 07/06/2010 | CA2369455C Transparent optical switch |
| 07/01/2010 | WO2010075479A2 Wireless dynamic power control of an implantable sensing device and methods therefor |
| 07/01/2010 | WO2010074881A1 Fault locator for long haul transmission system |
| 07/01/2010 | WO2010074796A1 Gps gate system |
| 07/01/2010 | WO2010074782A2 Optical communications in amplified reciprocal networks |
| 07/01/2010 | WO2010073990A1 Optical transmitter and optical ofdm communication system |
| 07/01/2010 | WO2010072423A1 Identifying a characteristic of a mesh network |
| 07/01/2010 | WO2010072098A1 Optical switching apparatus and method for enb |
| 07/01/2010 | WO2010071917A1 Optical ofdm transmission with improved efficiency |
| 07/01/2010 | WO2008148270A8 Ethernet data reforming apparatus and method |
| 07/01/2010 | US20100167682 Radio receiver |
| 07/01/2010 | US20100167385 User interface features for an electronic device |
| 07/01/2010 | US20100166437 Optical detecting circuit, optical transmitting apparatus, and optical detecting method |
| 07/01/2010 | US20100166436 Optical transmitter circuit |
| 07/01/2010 | US20100166435 Dispersion compensation method and device in optical communication system |
| 07/01/2010 | US20100166434 Subscriber line interface circuitry with integrated serial interfaces |
| 07/01/2010 | US20100166433 Optical signal transfer device |
| 07/01/2010 | US20100166432 Coding device, pulse regenerating device, and communications system |
| 07/01/2010 | US20100166431 Optical transceiver ic |
| 07/01/2010 | US20100166430 Broadcast optical interconnect using a MEMS mirror |
| 07/01/2010 | US20100166428 Infrared apparatus transmitting through a wireless communication protocol interface of a network addressed server |
| 07/01/2010 | US20100166427 Optical hybrid circuit, optical receiver and light receiving method |
| 07/01/2010 | US20100166426 Optical signal processing device |
| 07/01/2010 | US20100166425 Optical receiver |
| 07/01/2010 | US20100166424 COOLERLESS PHOTONIC INTEGRATED CIRCUITS (PICs) FOR WDM TRANSMISSION NETWORKS AND PICs OPERABLE WITH A FLOATING SIGNAL CHANNEL GRID CHANGING WITH TEMPERATURE BUT WITH FIXED CHANNEL SPACING IN THE FLOATING GRID |
| 07/01/2010 | US20100166421 Apparatus and method for designing network |
| 07/01/2010 | US20100166420 Apparatus and method for controlling route and resource in packet-optic convergence network |
| 07/01/2010 | US20100166419 Techniques for protecting passive optical networks |
| 07/01/2010 | US20100166116 Method and device for receiving opfdm-dqpsk signal |
| 07/01/2010 | US20100164744 Method and apparatus for bi-directional communication with a miniature circuit breaker |
| 07/01/2010 | DE102008063838A1 Detektormodul Detector module |
| 07/01/2010 | DE102008030187B4 Vorrichtung zur Übertragung von optischen Signalen zwischen relativ zueinander drehbaren Baugruppen (Drehübertrager) An apparatus for transmission of optical signals between relatively rotatable components (rotary joint) |
| 07/01/2010 | CA2732164A1 Gps gate system |
| 06/30/2010 | EP2202898A1 Optical signal processing device |
| 06/30/2010 | EP2201706A1 Reconstruction of two polarization components of an optical signal field |
| 06/30/2010 | EP2201705A1 Pmd insensitive direct-detection optical ofdm systems using self-polarization diversity |
| 06/30/2010 | EP2201348A1 System and method to determine chromatic dispersion in short lengths of waveguides using a 3-wave interference pattern and a single-arm interferometer |
| 06/30/2010 | EP1563700B1 Optical fiber coupling configurations for a main-remote radio base station and a hybrid radio base station |
| 06/30/2010 | EP1402376B1 Optical bus arrangement for computer system |
| 06/30/2010 | CN201518483U Solar blind ultraviolet laser communication system |
| 06/30/2010 | CN201518482U 红外中继装置 IR relay device |
| 06/30/2010 | CN1972163B A signaling data transmission apparatus in radio frequency widening module and its frame synchronization method |
| 06/30/2010 | CN1614454B Wavelength selective optical device and method of adjusting a wavelength characteristic of the same |
| 06/30/2010 | CN101765031A Large-capacity fiber grating sensing and monitoring system |
| 06/30/2010 | CN101764649A MGDM multimode optical fiber communication system and method based on ICA signal separation algorithm |
| 06/30/2010 | CN101764648A Polarization-preserving plug-and-play quantum secret communication system |
| 06/30/2010 | CN101764647A ONU (Optical Network Unit) management and control platform of GPON (Gigabit Passive Optical Network) network management system |
| 06/30/2010 | CN101764646A Wavelength-encoding optical time domain reflection test device and measurement method thereof |
| 06/30/2010 | CN101764630A Dual-mode wireless communication system for radio frequency and visible light and working method thereof |
| 06/30/2010 | CN101762844A Method for improving wave-guiding characteristic of optical waveguide based on photon excitation |
| 06/30/2010 | CN101295430B Optical fiber communication system capable of monitoring multiple mining conveyor belts |
| 06/30/2010 | CN101090300B Method for generating and transmitting multi-wave signal in light carrier radio communication system |
| 06/29/2010 | US7747177 Coherent phase-shift-keying |
| 06/29/2010 | US7747176 Optical receiver |
| 06/29/2010 | US7747175 Optical transmission method and optical transmission apparatus |
| 06/29/2010 | US7747174 Multi-channel fabry-perot laser transmitters and methods of generating multiple modulated optical signals |
| 06/29/2010 | US7747173 Multi-phase clocking of integrated circuits using photonics |
| 06/29/2010 | US7747172 Optical communication system having enhanced spectral efficiency using electronic signal processing |
| 06/29/2010 | US7747171 Method and apparatus for alleviating slope-induced impairments to chirped optical signals propagating in an optical transmission system |
| 06/29/2010 | US7747170 Optical code division multiplexing transmission/reception method and optical code division multiplexing transmission/reception device |
| 06/29/2010 | US7747169 Adaptive polarization tracking and equalization in coherent optical receivers |
| 06/29/2010 | US7747167 Wavelength service providing apparatus in all-optical network |
| 06/29/2010 | US7747166 Pilot tones for optical signal wavelength identification and power measurement |
| 06/29/2010 | US7747165 Network operating system with topology autodiscovery |
| 06/29/2010 | US7747164 Wavelength division multiplexing transmission system, wavelength division multiplexing transmission apparatus and method for controlling wavelength division multiplexing transmission apparatus |
| 06/29/2010 | US7747119 Multimode optical fiber for high rate LAN, method for manufacturing the same, and test bed thereof |
| 06/29/2010 | US7746549 Optical communication apparatus |
| 06/29/2010 | US7746548 Optical amplifier transient control with gain error limits |