| 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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| 09/29/2010 | EP2232740A1 System and method for generating multilevel coded optical signals |
| 09/29/2010 | EP2232739A1 Optical communications apparatus |
| 09/29/2010 | EP2232738A1 Latency measurement in optical networks |
| 09/29/2010 | EP2232737A1 Encoding for information needed for routing and wavelength assignment in wavelength switched optical networks |
| 09/29/2010 | EP1918761B1 Light fsk/ssb modulator having intensity balance function |
| 09/29/2010 | EP1897255B1 Optical transponder module with dual board flexible circuit |
| 09/29/2010 | EP1864411B1 Adaptive ont for a pon network |
| 09/29/2010 | EP1438797B1 Integration of a fiber optic fixed access and a fibre optic radio access network |
| 09/29/2010 | EP1382147B1 A network and method for transmitting reverse analog signals by sub-sampling the digital reverse bandwidth |
| 09/29/2010 | CN201594826U Optical transmitter with threshold current temperature compensation function |
| 09/29/2010 | CN201594825U Dual-optical-fiber topological structure between GIS interval controller and operating mechanism |
| 09/29/2010 | CN1825791B Optical division multiplexing transmission and reception method and optical division multiplexing transmission and reception device |
| 09/29/2010 | CN1787407B Parallel-structured raman optical amplifier |
| 09/29/2010 | CN1710993B Business route optimizing method in intelligent light network |
| 09/29/2010 | CN1666445B 光接收机电路 Optical receiver circuit |
| 09/29/2010 | CN1599283B Long-wave band erbium-doped fibre-optical superflourescence light source of high-power and high-smooth |
| 09/29/2010 | CN1426181B Exchange device including local decoder |
| 09/29/2010 | CN101849376A Receiver and method for operating said receiver |
| 09/29/2010 | CN101848186A Three-layer plastic optical fiber Ethernet switch |
| 09/29/2010 | CN101848115A Fault point positioning method and device of wavelength division path |
| 09/29/2010 | CN101848066A De-mapping method and device of optical transmission unit frame |
| 09/29/2010 | CN101848057A Systems and methods for physical layer (phy) concatenation in moca network |
| 09/29/2010 | CN101848054A System and method for leading wavelength division multiplexing passive optical network to realize broadcast function with self-healing function |
| 09/29/2010 | CN101848037A Light receiver |
| 09/29/2010 | CN101848036A SI (Spectrum Inversion)-based nonlinear fiber damage compensation method and device in OFDM system |
| 09/29/2010 | CN101848035A Method, system and node device of shared protection in OTN (Optical Transport Network) network |
| 09/29/2010 | CN101848034A Optical path protecting device and method |
| 09/29/2010 | CN101848033A Dual-rate receiving device |
| 09/29/2010 | CN101848011A Generation device of bipolar ultra wide band monocyclic pulse |
| 09/29/2010 | CN101846816A Optical fiber communications isolator |
| 09/29/2010 | CN101846814A Method and device for determining bias point of modulator |
| 09/29/2010 | CN101846520A Dynamic compensation method used in acquisition process of laser communication between motion terminals |
| 09/29/2010 | CN101246238B Adjustable DC full optical fiber interference method and system |
| 09/29/2010 | CN101188457B A learning and access method for infrared data based on communication devices |
| 09/29/2010 | CN101150367B A backup method and device for passive optical network OLT device |
| 09/29/2010 | CN101145837B A circuit system and method of automatically recoverable available service clock |
| 09/29/2010 | CN101141199B Optical transmitting system and method |
| 09/29/2010 | CN101075851B Method and apparatus for discriminating optical module transmission mode |
| 09/29/2010 | CN101018098B Wave division multiplexer/demultiplexer and its making method |
| 09/29/2010 | CN101014054B Three network into one card based on passive optical network |
| 09/29/2010 | CN101010898B Two-stage optical bi-directional transceiver |
| 09/29/2010 | CN101008696B Circuit device for isolating signal line |
| 09/28/2010 | US7805085 Optical reception apparatus |
| 09/28/2010 | US7805084 Dual stage modular optical devices |
| 09/28/2010 | US7805083 Method and apparatus for data recovery in an optical transmission system |
| 09/28/2010 | US7805082 Optical laser control for optical communications systems |
| 09/28/2010 | US7805081 Methods and systems for monitoring multiple optical signals from a single source |
| 09/28/2010 | US7805080 Optical interconnect |
| 09/28/2010 | US7805079 Free-space quantum communications process operative absent line-of-sight |
| 09/28/2010 | US7805078 Integrated electrical/optical hybrid communication system with revertive hitless switch |
| 09/28/2010 | US7805076 High-capacity packet-switched network |
| 09/28/2010 | US7805075 Methods of restoration in an ultra-long haul optical network |
| 09/28/2010 | US7805074 Package starting control device |
| 09/28/2010 | US7805073 Systems and methods of optical path protection for distributed antenna systems |
| 09/28/2010 | US7805072 Wavelength division multiplex optical ring network for transmitting protected signals by local state switching following local interruption detection |
| 09/28/2010 | US7805047 Optical transmission system |
| 09/28/2010 | US7805040 Optical communication system |
| 09/28/2010 | US7805032 Remote monitoring of undersea cable systems |
| 09/28/2010 | US7804644 Optical level control device, method for controlling same, and laser application device |
| 09/28/2010 | CA2377985C Wavelength selective device and switch and method thereby |
| 09/23/2010 | WO2010107884A2 Methods and apparatus for extending mac control messages in epon |
| 09/23/2010 | WO2010107852A2 High-speed optical modulation using a quantum-well modulator |
| 09/23/2010 | WO2010107439A1 Coherent optical detector having a multifunctional waveguide grating |
| 09/23/2010 | WO2010107311A1 Method and system for testing a cable loom having at least two optical fibres |
| 09/23/2010 | WO2010107061A1 Optical transmission device, and method and program for restricting operating wavelength number |
| 09/23/2010 | WO2010107024A1 Transmission system and dispersion compensation method |
| 09/23/2010 | WO2010107017A1 Optical signal level adjustment system, apparatus which analyzes information and generates control signal for system of same, and method of analyzing information and generating control signal |
| 09/23/2010 | WO2010106917A1 Passive optical network system, optical line terminal, optical communication device used in monitoring, optical network unit, and communication method in passive optical network system |
| 09/23/2010 | WO2010106628A1 Relay station arrangement method and relay station arrangement device |
| 09/23/2010 | WO2010106610A1 Wavelength division multiplex device, wavelength division multiplex transmission system, and wavelength multiplex signal control method |
| 09/23/2010 | WO2010106368A1 Optical single-sideband transmitter |
| 09/23/2010 | WO2010106231A1 Noise suppression in an optical apparatus |
| 09/23/2010 | WO2010106184A1 An optical wavelength comb generator device |
| 09/23/2010 | WO2010105687A1 Setting optical power for an optical communications network channel |
| 09/23/2010 | WO2010105684A1 Calibrating an optical downconverter |
| 09/23/2010 | WO2010105578A1 Method for identifying an optical network unit and an optical access system and device |
| 09/23/2010 | WO2010105546A1 Method and device for transmitting optical channel transport unit signals |
| 09/23/2010 | WO2010105538A1 Method and device for transmitting 100 gigabit ethernet in an optical transport network |
| 09/23/2010 | WO2010105512A1 Method and device for adjusting optical power |
| 09/23/2010 | WO2010105475A1 Method and system for transmitting time in passive optical network |
| 09/23/2010 | WO2010105468A1 Label switch path selection method based upon link bundle |
| 09/23/2010 | US20100241913 Flexible, dense line card architecture |
| 09/23/2010 | US20100239270 Electronic Compensation of Nonlinear Effects of Semiconductor Optical Amplifiers |
| 09/23/2010 | US20100239269 Phase synchronization apparatus and digital coherent light receiver |
| 09/23/2010 | US20100239268 High-speed optical modulation using a quantum-well modulator |
| 09/23/2010 | US20100239267 Photofield transmitter and photofield transmission system |
| 09/23/2010 | US20100239266 Method and apparatus for implementing non-blocking computer interconnection network using bidirectional optical switch |
| 09/23/2010 | US20100239265 Carrier current communication system with infrared receiver |
| 09/23/2010 | US20100239264 Optical transmission system, apparatus and method |
| 09/23/2010 | US20100239263 Optical relay device and optical relay transmission system |
| 09/23/2010 | US20100239261 Electronic Compensation of Impairments Using Wavelet Filters for Backward Propagation |
| 09/23/2010 | US20100239258 Optical pon network using passive dpsk demodulation |
| 09/23/2010 | US20100239257 Logical partitioning of a passive optical network |
| 09/23/2010 | US20100239254 Compensation of Transmission Impairments in Polarization Multiplexed Systems |
| 09/23/2010 | US20100239252 Methods and apparatus for extending mac control messages in epon |
| 09/23/2010 | US20100239251 Ont-based micronode management |
| 09/23/2010 | US20100239246 Wavelength and power monitor for wdm systems |
| 09/23/2010 | US20100239245 Polarization Mode Emulators and Polarization Mode Dispersion Compensators Based on Optical Polarization Rotators with Discrete Polarization States |
| 09/23/2010 | US20100239243 Pon ring system, and method for realizing primary and backup link protection in pon |
| 09/23/2010 | US20100238538 Optical fiber amplifier and methods of making the same |