| 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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| 11/25/2009 | EP2124359A1 Monitor circuit for monitoring property of optical fiber transmission line and quality of optical signal |
| 11/25/2009 | EP2124358A1 Device and method for wireless punctiform data transfer |
| 11/25/2009 | EP2124356A1 Light reception device and light reception method |
| 11/25/2009 | EP2124355A1 Optical transmission device |
| 11/25/2009 | EP2124100A1 Optical signal processing device |
| 11/25/2009 | EP2122871A1 Apparatus and method for automated adjustment and setting of apd optical receiver operation point |
| 11/25/2009 | EP2122867A2 Method and arrangement for controlling a regenerator for data burst signals of a system comprising point-to-multipoint connections, transmission system comprising point-to-multipoint connections, and regenerator |
| 11/25/2009 | EP2122866A1 Reception of signals transmitted over a dispersive optical channel |
| 11/25/2009 | EP2122865A1 Method and apparatus for generating optical duobinary signals with enhanced receiver sensitivity and spectral efficiency |
| 11/25/2009 | EP2044707B1 Method and arrangements for determining the optical signal-to-noise ratio for an optical transmission system |
| 11/25/2009 | CN101589585A Communicating configuration information over standard interconnect link |
| 11/25/2009 | CN101589579A Optical access network, remote device, optical communication method, and optical communication program |
| 11/25/2009 | CN101589318A Photonic-based interconnects for interconnecting multiple integrated circuits |
| 11/25/2009 | CN101588519A FTTH optical access network architecture based on ''three-network integration'' |
| 11/25/2009 | CN101588518A Transport network topological structure safety analytical method and implementation system |
| 11/25/2009 | CN101588264A FTTX network planning method based on passive optical network |
| 11/25/2009 | CN101588219A Optical layer protection method for ROADM in multi-node ROADM ring network |
| 11/25/2009 | CN101588218A Device and method for realizing optical power detection through balanced receiver |
| 11/25/2009 | CN101588210A Dispersion compensation circuitry and system for analog video transmission with direct modulated laser |
| 11/25/2009 | CN101588209A Self-adaptive chromatic dispersion compensation method |
| 11/25/2009 | CN101588208A Method and device for power management |
| 11/25/2009 | CN101588207A High-speed light receiving subsystem and optimized coordination method thereof |
| 11/25/2009 | CN101588206A Device and method for locking optical signal frequency by demodulator in DPSK system |
| 11/25/2009 | CN101588205A Three-wavelength two-way optical fiber communication system, transmitter optical subassembly and receiver optical subassembly |
| 11/25/2009 | CN101588204A Wideband high-sensitivity optical receiver |
| 11/25/2009 | CN101588203A Network system, state machine and method for switching state machine |
| 11/25/2009 | CN101587601A Information receiver and information controller |
| 11/25/2009 | CN101587216A Dual wavelength laser component for optical fiber communication |
| 11/25/2009 | CN100563354C A method for service protection in automatically switching optical network |
| 11/25/2009 | CN100563181C Method and apparatus for detecting network element sign conflict |
| 11/25/2009 | CN100563130C Illumination light communication device |
| 11/24/2009 | US7624311 Method and apparatus for converting interface between high speed data having various capacities |
| 11/24/2009 | US7624166 System and methods for remote control of multiple display and devices |
| 11/24/2009 | US7623798 Polarization mode dispersion mitigation of multiple optical communication channels |
| 11/24/2009 | US7623797 Compensating impairments of optical channel using adaptive equalization |
| 11/24/2009 | US7623796 Data-aided multi-symbol phase estimation for optical differential multilevel phase-shift keying signals |
| 11/24/2009 | US7623795 Data compression apparatus and method therefor |
| 11/24/2009 | US7623794 Wavelength division-multiplex system |
| 11/24/2009 | US7623793 System and method of configuring fiber optic communication channels between arrays of emitters and detectors |
| 11/24/2009 | US7623792 Clock extracting method and apparatus thereof |
| 11/24/2009 | US7623791 Optical signal multiplexing device and optical signal multiplexing method |
| 11/24/2009 | US7623790 Signal identification method |
| 11/24/2009 | US7623789 Low loss WDM add drop node |
| 11/24/2009 | US7623788 Optical wavelength division multiplexing transmitter |
| 11/24/2009 | US7623787 Wavelength division multiplexing transmission apparatus using a multiple wavelength light source |
| 11/24/2009 | US7623786 System and method for communicating optical signals to multiple subscribers having various bandwidth demands connected to the same optical waveguide |
| 11/24/2009 | US7623785 DWDM optical network planning method |
| 11/24/2009 | US7623784 Network connection verification in optical communication networks |
| 11/24/2009 | US7623783 System and method of self-configuring optical communication channels between arrays of emitters and detectors |
| 11/24/2009 | US7623543 Token-controlled data transmissions in communication networks |
| 11/24/2009 | US7623537 Enhanced CMTS for reliability, availability, and serviceability |
| 11/24/2009 | US7623532 Enhanced fiber nodes with CMTS capability |
| 11/24/2009 | US7623440 Method and system for adaptive modulation |
| 11/24/2009 | CA2499224C Optical packet routing network system based on optical label switching technique |
| 11/24/2009 | CA2423625C Optical transmission system |
| 11/24/2009 | CA2422088C Network for distributing signals to a plurality of user equipment |
| 11/19/2009 | WO2009140616A2 Unrepeatered optical segment for use with repeatered series of optical segments |
| 11/19/2009 | WO2009140357A1 Systems and methods for ethernet extension and demarcation |
| 11/19/2009 | WO2009140075A1 Radio frequency photonic transceiver |
| 11/19/2009 | WO2009139760A1 System and method for using pixels of a display device to communicate optical information over a communications link |
| 11/19/2009 | WO2009138019A1 Multi-carrier generating device, optical transmitter and multi-carrier generating method |
| 11/19/2009 | WO2009104921A3 Apparatus and method for transmitting and receiving data using visible light communication |
| 11/19/2009 | WO2005092041A9 Method and apparatus for transmitting a signal using simultaneous fm and am modulation |
| 11/19/2009 | US20090285585 Method and apparatus for polarization stabilization in optical receivers with complex modulation formats |
| 11/19/2009 | US20090285584 Unrepeatered optical segment for use with repeatered series of optical segments |
| 11/19/2009 | US20090285583 Snr enhancement in modulating retroreflector optical communication links |
| 11/19/2009 | US20090285582 Polarization mode dispersion compensation |
| 11/19/2009 | US20090285581 Passive Optical Network Comprising an Optical Burst Mode Receiver |
| 11/19/2009 | US20090285579 Linearized trans-impedance amplifiers |
| 11/19/2009 | US20090285578 Electronic apparatus |
| 11/19/2009 | US20090285576 Method and apparatus for feedback/configuration of optical network terminal (ONT) anomalies to/from a central location |
| 11/19/2009 | US20090285575 Method for isolating layer 1 problems for digital signal circuits embedded in SONET |
| 11/19/2009 | US20090285574 Flexible shared mesh protection services for intelligent tdm-based optical transport networks |
| 11/19/2009 | US20090284961 LED dazzler |
| 11/19/2009 | DE102008005791B3 Verfahren zur atmosphärischen optischen Freiraumübertragung von digitalen Signalen und Empfänger für das Verfahren A method for atmospheric optical free-space transmission of digital signals and receiver for the process |
| 11/19/2009 | CA2716547A1 Unrepeatered optical segment for use with repeatered series of optical segments |
| 11/18/2009 | EP2120429A2 Electronic apparatus |
| 11/18/2009 | EP2120373A1 Receiving device for visible light communication, and visible light communication system |
| 11/18/2009 | EP2120372A1 Light receiver |
| 11/18/2009 | EP2120300A1 Fast power transient suppression in constant power-mode controlled optical amplifiers |
| 11/18/2009 | EP2119123A1 Technique for managing optical networks |
| 11/18/2009 | EP2119060A1 Testing an optical network |
| 11/18/2009 | EP2044708B1 Reducing crosstalk in free-space optical communications |
| 11/18/2009 | EP1266472B1 A method of sending packet-formed information optically using different wavelengths for address and useful information |
| 11/18/2009 | CN201349218Y All-fiber passive network monitoring access device |
| 11/18/2009 | CN101583134A Wireless composite trunk equipment in railroad and connected transmission method |
| 11/18/2009 | CN101583053A Method for processing illegal optical network unit by GPON system |
| 11/18/2009 | CN101582934A Electronic apparatus |
| 11/18/2009 | CN101582736A Protection device and method of wave division multiplexing optical network |
| 11/18/2009 | CN101582735A Method and device for protection switching |
| 11/18/2009 | CN101582723A CAN bus physical layer structure based on 1XN passive optical splitter (POS) |
| 11/18/2009 | CN101582722A Tunable chromatic dispersion compensation device based on chirp grating |
| 11/18/2009 | CN101582721A Multicarrier generating device, optical transmitter and multicarrier generating method |
| 11/18/2009 | CN101582720A Light receiving-transmitting component for optical fiber communication |
| 11/18/2009 | CN101582719A Method and system for obtaining JO overhead byte as well as network element management facility and network element |
| 11/18/2009 | CN101582718A Wavelength protection method based on wavelength utilization rate in single link |
| 11/18/2009 | CN101582717A Method for processing infrared pulse received by receiving terminal of infrared ray corresponding emission device |
| 11/18/2009 | CN100562138C Arrangement for monitoring patch panels at distributor points in data networks |
| 11/18/2009 | CN100561980C Switching method and node structure supporting burst packet and IP grouping |
| 11/18/2009 | CN100561945C Unified management method of Ethernet passive optical network multi-criterion ONU |