| 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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| 04/17/2013 | CN101795167B High-precision time-delay precompensation optical fiber timing method |
| 04/17/2013 | CN101692627B System for generating optical cable-carried terahertz signal based on two-stage single-side band modulation |
| 04/17/2013 | CN101686096B Multi-carrier coherent reception electric treatment method, device and system |
| 04/17/2013 | CN101677415B Optical network system data link switching method, optical network unit and system |
| 04/17/2013 | CN101677258B Method and device for transmitting and receiving polarization multiplex signals and polarization multiplex system |
| 04/17/2013 | CN101656589B Method and device for optimizing DWDM network channel |
| 04/17/2013 | CN101577590B Signal transmission method, relay device and passive optical network system |
| 04/17/2013 | CN101577588B Hot plugging optical attenuator and realizing method thereof |
| 04/17/2013 | CN101479967B System and method for receiving coherent, polarization-multiplexed optical signals |
| 04/17/2013 | CN101478348B Method, apparatus and system for relay equipment management in point to multi-point system |
| 04/17/2013 | CN101478343B Method, apparatus and system for implementing integrated management relay apparatus |
| 04/17/2013 | CN101073210B Optical system including FM source and optical spectrum reshaper |
| 04/16/2013 | US8422891 Jitter reduction of electrical signals from limiting optical modules |
| 04/16/2013 | US8422889 Noise detector in a light bulb |
| 04/16/2013 | US8422888 Optical transmission system |
| 04/16/2013 | US8422887 System for redundancy in Ethernet passive optical networks (EPONs) |
| 04/16/2013 | US8422885 Bandwidth allocation and management system for cellular networks |
| 04/16/2013 | US8422884 Method and apparatus for picocell distributed radio heads providing macrocell capabilities |
| 04/16/2013 | US8422883 Head-end circuit and remote antenna unit and hybrid wired/wireless network system and transceiving method using thereof |
| 04/16/2013 | US8422882 Monitoring polarization-mode dispersion and signal-to-noise ratio in optical signals based on polarization analysis |
| 04/16/2013 | US8422881 Optical access network |
| 04/16/2013 | US8422515 Method, system, and device for transmitting data in optical transport network |
| 04/16/2013 | US8422121 Optical transmission apparatus and optical signal level checking method |
| 04/16/2013 | US8422118 PLC-type delay demodulation circuit |
| 04/12/2013 | CA2787202A1 Wearable accessory for monitoring whether user is looking at portable electronic device |
| 04/11/2013 | WO2013052268A1 Method and apparatus for efficient operation of a passive optical communications access network |
| 04/11/2013 | WO2013050742A1 Synchronous optical data link method |
| 04/11/2013 | WO2013050288A1 Method and system for receiving an optical-duo-binary signal |
| 04/11/2013 | WO2013015859A3 Optical receiver configurable to accommodate a variety of modulation formats |
| 04/11/2013 | WO2012126414A3 Method, system and node device for monitoring optical performance of wavelength channel |
| 04/11/2013 | US20130089342 Minimum variance carrier recovery with increased phase noise tolerance |
| 04/11/2013 | US20130089341 Minimum variance carrier recovery |
| 04/11/2013 | US20130089340 High-speed optical 8-qam modulation by cascading dual-drive mach-zehnder modulator with i/q modulator |
| 04/11/2013 | US20130089339 System, Method And Apparatus For High-Sensitivity Optical Detection |
| 04/11/2013 | US20130089338 Communication network |
| 04/11/2013 | US20130089337 Bidirectional optical transceiver module |
| 04/11/2013 | US20130089336 Apparatus for communicating a plurality of antenna signals at different optical wavelengths |
| 04/11/2013 | US20130089335 IR protocol for 3D active eyewear |
| 04/11/2013 | US20130089334 Optical remote control system and light source control method therefor |
| 04/11/2013 | US20130089333 Photonic integrated transmitter |
| 04/11/2013 | US20130089330 Method And Apparatus For Efficient Operation Of A Passive Optical Communications Access Network |
| 04/11/2013 | US20130089325 Transmission control apparatus improved in transmission efficiency of downstream data |
| 04/11/2013 | US20130089324 Wavelength Locking Method for an Optical Transceiver Device and Optical Transceiver Device |
| 04/11/2013 | US20130089322 Method And Apparatus For Changing A Mode In An Optical Network |
| 04/11/2013 | US20130089320 Photoelectric conversion system |
| 04/11/2013 | US20130089318 Methods, Systems, and Computer-Readable Media for Providing Notification of a Power Failure |
| 04/11/2013 | US20130089317 Method and system for hybrid multi-layer mesh restoration in a communication network |
| 04/11/2013 | US20130089188 System and Method for Providing Multi-Provider Telecommunications Services Over a Passive Optical Network |
| 04/11/2013 | US20130088718 Multiple-acquisition otdr method and device |
| 04/11/2013 | US20130088407 Hybrid cabling system and network for in-building wireless applications |
| 04/11/2013 | US20130088282 Apparatus and method for supplying power to 300 pin msa 40gb transponder |
| 04/11/2013 | CA2850406A1 Method and system for receiving an optical-duo-binary signal |
| 04/10/2013 | EP2579618A1 Hearing device with receiver for optical signal transmission |
| 04/10/2013 | EP2579485A1 Method and system for receiving an optical-duo-binary signal |
| 04/10/2013 | EP2579484A1 Method of generating PM iNRZ-xPSK modulation format |
| 04/10/2013 | EP2579483A1 Multi-mode optical transmission system |
| 04/10/2013 | EP2579482A1 Optical transmission network system, optical signal transmission path selection method, and optical transmission device |
| 04/10/2013 | EP2579481A2 Method, system and node device for monitoring performance of wavelength channel |
| 04/10/2013 | EP2579480A1 Method of detecting a transmission fault in an optical network |
| 04/10/2013 | EP2579479A1 Method and equipment for adjusting filter bandwidth of optical apparatus |
| 04/10/2013 | EP2577891A1 Optical fiber -based distributed communications system and method employing wavelength division multiplexing (wdm) for enhanced upgradability |
| 04/10/2013 | EP2577890A1 Multiple-acquisition otdr method and device |
| 04/10/2013 | EP2577865A1 Linear burst mode receiver |
| 04/10/2013 | CN202872999U Elevator multimedia broadcasting system based on optical fiber network |
| 04/10/2013 | CN202872795U Radio frequency optical transmission module |
| 04/10/2013 | CN202872794U A fiber optic transceiver |
| 04/10/2013 | CN202872793U A wireless fiber optic transceiver |
| 04/10/2013 | CN202872792U A multi-wavelength single-port transmitting and receiving optical device using silicon photon integration technology |
| 04/10/2013 | CN202872791U A high-speed optical communication transmitting and receiving module using silicon photon integration technology |
| 04/10/2013 | CN202872790U System using mode multiplexing of multimode optical fiber to simultaneously transmit a plurality of signals |
| 04/10/2013 | CN202872789U Etalon used for dispersion compensator |
| 04/10/2013 | CN202872788U Intelligent odn system |
| 04/10/2013 | CN202872787U Intelligent device for managing contact type fiber physical port |
| 04/10/2013 | CN202872786U Photoelectric converter |
| 04/10/2013 | CN202872785U Simulation optical fiber channel device |
| 04/10/2013 | CN202872784U Passive optical network device |
| 04/10/2013 | CN202872783U Plug type PLC optical splitter test light source |
| 04/10/2013 | CN202872780U Covering apparatus of ultra-wide band distribution system and radio frequency module thereof |
| 04/10/2013 | CN103039022A Optical data transmission device, optical communication device, and automatic conveyance device |
| 04/10/2013 | CN103038956A Amplitude and phase modulation of a laser by modulation of an output coupler |
| 04/10/2013 | CN103036621A Comb spectrum generation system based on cyclic frequency shift pattern and application method thereof |
| 04/10/2013 | CN103036620A Comb spectrum generator and method based on cascading IM-MZM way |
| 04/10/2013 | CN103036619A Single-core optical transceiver and single-core optical transmission intelligent communication module and application thereof |
| 04/10/2013 | CN103036618A Light transmit-receive element and sealing method thereof |
| 04/10/2013 | CN103036617A Wired optical communication system for interference elimination |
| 04/10/2013 | CN103036616A Atmosphere wireless laser communication self-adaptation threshold judgment method based on pulse spectroscopic amplitude encoding/decoding |
| 04/10/2013 | CN103036615A Breakpoint detection system of optical module of optical time domain reflectometer and gigabit passive optical network |
| 04/10/2013 | CN103036614A Method and system of analyzing optical cable failures |
| 04/10/2013 | CN103036613A Testing device of optical network device |
| 04/10/2013 | CN103036612A Detection method, isolation method and device of rascal optical network unit (ONU) |
| 04/10/2013 | CN103036611A Light path connecting detection method and light path connecting detection system in engineering |
| 04/10/2013 | CN103036610A Communication achieving method and system with redundant chain type energy storage system |
| 04/10/2013 | CN101951313B FPGA-based SFI4.1 device |
| 04/10/2013 | CN101951311B Sudden clock recovery method for dynamic optimal regulation at receiver in passive optical network |
| 04/10/2013 | CN101902422B High-speed optical MSK modulation system and method |
| 04/10/2013 | CN101902318B Bidirectional analog optical fiber transmission system with mixed WiFi and 3G signals |
| 04/10/2013 | CN101841747B Plugboard type FTTB (Fiber To The Building) type ONU (Optical Network Unit) and method for realizing voice service |
| 04/10/2013 | CN101814950B Generation mechanism for receiving optical power measurement indication signal and error protection method |
| 04/10/2013 | CN101729186B Device and method for controlling transient effect in erbium-doped fiber amplifier (EDFA) |
| 04/10/2013 | CN101682421B Optical receiver circuit |