| 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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| 05/30/2012 | CN101800598B New balance detection bias control method for MZ external modulator |
| 05/30/2012 | CN101692623B Method for utilizing test signal for delivering management information in optical fiber online protection system |
| 05/30/2012 | CN101630044B 光接收器 Optical receiver |
| 05/30/2012 | CN101605151B System in rail transit regional interlocking and inter-station communication |
| 05/30/2012 | CN101588519B FTTH optical access network architecture based on 'three-network integration' |
| 05/30/2012 | CN101577583B Automatic tracking method and system for atmospheric laser communication |
| 05/30/2012 | CN101542945B Station-side terminator |
| 05/30/2012 | CN101534155B Method and system for transmitting services |
| 05/30/2012 | CN101488807B Data transmission system using optical fiber |
| 05/30/2012 | CN101483492B Optical code division multiplexing module and encoding method in optical code division multiplexing |
| 05/30/2012 | CN101478346B Automatic control method for light carrier inhibition zero return code modulator |
| 05/30/2012 | CN101455017B Optical code communication system |
| 05/30/2012 | CN101449492B Method and arrangement for transmission of data with at least two radiation sources |
| 05/30/2012 | CN101401332B Optical fiber data link |
| 05/30/2012 | CN101283530B Optical demodulating apparatus and method |
| 05/30/2012 | CN101267254B Two-line optical sensing network and its method based on spectrum division multiplexing method |
| 05/30/2012 | CN101263402B Optical receiver with modulation light detector |
| 05/30/2012 | CN101232329B Visible light communication system adopting interference cancellation technology |
| 05/30/2012 | CN101222277B WSS type ROADM transmission equipment and optical channel power automatic equalization method of WSS type ROADM transmission equipment |
| 05/30/2012 | CN101207443B System, apparatus and method for locking injection of light source |
| 05/30/2012 | CN101160757B Common electronic dispersion compensation arrangement for use with multiple optical communication channels |
| 05/30/2012 | CN101145848B Optical receiving-transmission integrated module for 1000M passive optical network office |
| 05/30/2012 | CN101145841B A method for optical transmission network processing reporting alarming information |
| 05/30/2012 | CN101106429B Optical access system for optical modem using high speed synchronization data exchange standard |
| 05/30/2012 | CN101106426B Optical fiber access system for multi-service optical fiber transceiver |
| 05/30/2012 | CN101093980B In-line distortion cancellation circuits for linearization of electronic and optical signals with phase and frequency adjustment |
| 05/30/2012 | CN101047442B Maintenance method of passive optical network and its system |
| 05/30/2012 | CN101043273B Directly modulated laser optical transmission system with phase modulation |
| 05/29/2012 | USRE43422 Tunable optical local oscillator |
| 05/29/2012 | US8190944 Device configured to switch a clock speed for multiple links running at different clock speeds and method for switching the clock speed |
| 05/29/2012 | US8190036 Optical signal receiving apparatus and optical signal attenuation controlling method |
| 05/29/2012 | US8190035 Burst mode linear optical receivers |
| 05/29/2012 | US8190034 Optical receiver applicable to GPON system |
| 05/29/2012 | US8190033 Wavelength drift detecting apparatus, wavelength locking system and method |
| 05/29/2012 | US8190032 Optical signal processing apparatus |
| 05/29/2012 | US8190031 Optical network design apparatus and dispersion compensation design method |
| 05/29/2012 | US8190030 Single aperture multiple optical waveguide transceiver |
| 05/29/2012 | US8190026 Gigabit passive optical network transmission convergence extension for next generation access |
| 05/29/2012 | US8190024 Systems and methods for wavelength scanning of in-service wavelength division multiplexing systems |
| 05/29/2012 | US8190023 Optical communication device, optical communication system, optical output control method and program |
| 05/29/2012 | US8190022 Optical transmission apparatus |
| 05/29/2012 | US8189598 Operations method in an ethernet passive optical network that includes a network unit with multiple entities |
| 05/29/2012 | US8189485 Method for allocating and configuring tandem connection monitoring (TCM) |
| 05/29/2012 | US8189258 Optical amplifier configuration |
| 05/29/2012 | US8189256 Gain equalizer, optical amplifier, loss compensation method, and optical amplification method |
| 05/29/2012 | US8186891 Embedded parametric monitoring of optoelectronic modules |
| 05/29/2012 | CA2638520C Vehicle illumination system |
| 05/24/2012 | WO2012067878A1 Multi-stage polarization mode dispersion compensation |
| 05/24/2012 | WO2012067366A1 Optical communication module |
| 05/24/2012 | WO2012066859A1 Coherent optical receiver device and coherent optical receiving method |
| 05/24/2012 | WO2012065470A1 Method and device for processing link fault |
| 05/24/2012 | WO2012065459A1 System and method for testing fibre failure in passive optical network |
| 05/24/2012 | WO2012065424A1 Method and device for adjusting dispersion compensation |
| 05/24/2012 | WO2012044159A3 Device for sorting products |
| 05/24/2012 | WO2011134562A9 System for producing a signal having an adjustable time position or phase position |
| 05/24/2012 | US20120131395 Method and apparatus for reducing bit errors |
| 05/24/2012 | US20120128377 Optical digital coherent receiver |
| 05/24/2012 | US20120128376 PMD-insensitive method of chromatic dispersion estimation for a coherent receiver |
| 05/24/2012 | US20120128374 Apparatus and method for performing communication using polarized light |
| 05/24/2012 | US20120128373 Method and apparatus of performing ont wavelength tuning via a heat source |
| 05/24/2012 | US20120128372 Optical line termination, pon system, and data reception processing method |
| 05/24/2012 | US20120128371 Communication system and method |
| 05/24/2012 | US20120128370 Optical Hetrodyne Devices |
| 05/24/2012 | US20120128369 Transceiver unit |
| 05/24/2012 | US20120128368 Differential code optical transmission and reception device |
| 05/24/2012 | US20120128367 Server device that sets security levels in accordance with distances between devices, client device, communication system, integrated circuit for server control, integrated circuit for client control, server program, client program, method for connecting to a client device, method for connecting to a server device, and communication system connection method |
| 05/24/2012 | US20120128366 Apparatus and method for performing communication using chrominance information in visible light communication system |
| 05/24/2012 | US20120128365 Apparatus and method for performing communication using light wavelengths in a visible light communication system |
| 05/24/2012 | US20120128364 Fiber Optic Distributed Input/Output System for Wind Turbine |
| 05/24/2012 | US20120128362 Communication system, dispersion slope imparting section, and method for communicating |
| 05/24/2012 | US20120128361 Method and system for a polarization mode dispersion tolerant optical homodyne detection system with optimized transmission modulation |
| 05/24/2012 | US20120128360 Open optical access network system |
| 05/24/2012 | US20120128359 Method and system for bidirectional optical communication |
| 05/24/2012 | US20120128358 Transmission Method and Assembling Method for Physical Layer Operations, Administration and Maintenance (PLOAM) Message in a Passive Optical Network |
| 05/24/2012 | US20120128357 Communication system, station-side optical line terminating apparatus, user-side optical line terminating apparatus, control apparatus, and communication method |
| 05/24/2012 | US20120128356 Method for Administrating Optical Access Nodes and Optical Access Node Thereof |
| 05/24/2012 | US20120128351 Communication system, measuring apparatus, transmitting apparatus, and measurement method |
| 05/24/2012 | US20120128350 Balanced bypass circulators and folded universally-balanced interferometers |
| 05/24/2012 | US20120128348 Light-emission error preventing circuit for optical transmitter |
| 05/24/2012 | US20120128347 Optical switching device, optical add device, and optical drop device |
| 05/24/2012 | US20120127875 Method and device for calculating k-shortest paths |
| 05/23/2012 | EP2456131A1 Optical line terminal device and pon system |
| 05/23/2012 | EP2456100A1 Apparatus and method for performing communication using chrominance information in visible light communication system |
| 05/23/2012 | EP2456099A1 Capturing device, capturing method, and capturing program |
| 05/23/2012 | EP2456098A1 A method and apparatus for reducing bit errors |
| 05/23/2012 | EP2456097A1 Wavelength dispersion amount calculation device, optical signal reception device, optical signal transmission device, and wavelength dispersion amount calculation method |
| 05/23/2012 | EP2456096A1 Method and apparatus for recovering optical channel transport unit k frame, and system for transmitting optical channel transport unit k frame |
| 05/23/2012 | EP2454829A1 Apparatus for transferring data in wireless mode to a portable electronic device by means of light pulses emitted from an lcd monitor |
| 05/23/2012 | CN202231820U Set top box with fiber interface and network interface |
| 05/23/2012 | CN202231727U Light emitting diode luminous intensity signal modulating device |
| 05/23/2012 | CN202231726U Optical fiber data transmission terminal device |
| 05/23/2012 | CN202231725U Fiber communication device of modularized active filter |
| 05/23/2012 | CN202231724U Calibrating device of passive optical network optical power meter |
| 05/23/2012 | CN202231723U Optical communication test signal lead-out device |
| 05/23/2012 | CN202231426U Lightning protection circuit for electrical equipment control system |
| 05/23/2012 | CN1874198B 接入网络 Access Network |
| 05/23/2012 | CN1874193B Method for implementing laser safeguard protection, and method for loading optical amplifier and id signal |
| 05/23/2012 | CN1516933B De-latching mechanism for optical fiber communication modules |
| 05/23/2012 | CN102474570A Information display device, integrated circuit for display control, and display control method |
| 05/23/2012 | CN102474441A Communication system, station-side optical circuit terminating apparatus, user-side optical circuit terminating apparatus, control apparatus, and communication method |