| 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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| 07/31/2013 | EP2621118A1 Method, device and system for transmitting service data on optical transport network |
| 07/31/2013 | EP2621112A1 Method and device for determining a presence of a locking signal in a signal received by an optical receiver device. |
| 07/31/2013 | EP2621111A1 System for the optical communication of data in free spaces based on discrete power levels |
| 07/31/2013 | EP2619930A1 Novel rfog cpe device offering enhanced services overlay |
| 07/31/2013 | CN203104456U XFP optical module and optical line terminal signal transmitting equipment |
| 07/31/2013 | CN203104455U Wireless infrared transponder |
| 07/31/2013 | CN203104454U Optical network unit |
| 07/31/2013 | CN203104453U Optical communication light fixture |
| 07/31/2013 | CN203104452U Main-and-standby-switching 1550 nm light amplifier with large power multipath output |
| 07/31/2013 | CN203104451U Industrial ONU (optical network unit) equipment |
| 07/31/2013 | CN203104450U Fiber communication converter applied to intelligent electric meter |
| 07/31/2013 | CN203104449U Collection apparatus capable of improving small light monitoring precision |
| 07/31/2013 | CN203104104U Optimized backbone transmission network system for electric power information communication |
| 07/31/2013 | CN203102591U Electric energy information collecting device of power consumers |
| 07/31/2013 | CN203102306U Improved bar code scanning system |
| 07/31/2013 | CN103229516A Link test method and device |
| 07/31/2013 | CN103229453A Authentication method, device and system |
| 07/31/2013 | CN103229442A Information transmission method, optical crossover site and information transmission system |
| 07/31/2013 | CN103229440A Passive wavelength division multiplexing device for automatic wavelength locking and system thereof |
| 07/31/2013 | CN103229435A Optical receiver |
| 07/31/2013 | CN103229434A Sending and receiving optical component and optical module |
| 07/31/2013 | CN103229433A Optical link terminal, optical time domain reflectometer, optical-signal sending and receiving method and system |
| 07/31/2013 | CN103229432A Optical fiber characteristic measurement method and optical module |
| 07/31/2013 | CN103229431A Crosstalk restraining method and device |
| 07/31/2013 | CN103227966A Transparent protection switching operation in a Pon |
| 07/31/2013 | CN103227682A All-optical signal preprocessing device for receiving end of optical fiber communication system |
| 07/31/2013 | CN103227681A Channel dynamic optical power adjustment method of wavelength division multiplexing optical transmission system |
| 07/31/2013 | CN103227680A Intelligent optical fiber wiring system adopting 3D optical switching matrix |
| 07/31/2013 | CN103227679A Method for realizing multi-soliton |
| 07/31/2013 | CN103227678A Space communication system directly utilizing solar X-rays |
| 07/31/2013 | CN103227677A Optical fiber reflector and method of utilizing optical fiber reflector to achieve PON monitoring |
| 07/31/2013 | CN103226251A Optical modulator |
| 07/31/2013 | CN102215070B Intelligent passband ripple calibration method for digital fiber optic repeater |
| 07/31/2013 | CN102213806B Temperature control type 10G 80km SFP+ (enhanced 8.5 and 10 gigabit small form factor pluggable module) optical module with low power consumption |
| 07/31/2013 | CN102142901B Coherent demodulation method with no need of control on polarization state of local oscillation light |
| 07/31/2013 | CN102084666B Method for localizing an optical network termination in an optical access network |
| 07/31/2013 | CN102064890B Ultra-long single span optical transmission method based on polarization multiplexing push-pull modulation encoding |
| 07/31/2013 | CN102006119B Network management simulation system and method of optical transmission system |
| 07/31/2013 | CN101984775B CATV optical receiving module |
| 07/31/2013 | CN101917230B Large-capacity self-healing optical fiber sensor network |
| 07/31/2013 | CN101873171B Control device and method of delay interferometer of DPSK (Differential Phase Shift Keying)/DQPSK (Differential Quadrature-Phase Shift Keying) module |
| 07/31/2013 | CN101848057B Network based on coaxial cable and communication method thereof |
| 07/31/2013 | CN101826919B Mixed type passive optical network structure and method for positioning and restoring faults thereof |
| 07/31/2013 | CN101582463B Reflective collection-type light receiving unit and light receiving apparatus for spatial light communications |
| 07/31/2013 | CN101340239B Node device and label management method in optical transmission network |
| 07/31/2013 | CN101217316B An OFDM optical fiber wireless communication method and system based on phase modulator |
| 07/30/2013 | US8498545 DPSK demodulator and demodulating method |
| 07/30/2013 | US8498544 Iterative carrier phase compensation in coherent fiber optic receivers |
| 07/30/2013 | US8498543 Dispersion tolerant optical system and method |
| 07/30/2013 | US8498542 Multi-channel optical transceiver with offset quadrature amplitude modulation |
| 07/30/2013 | US8498540 System and method for acquiring data of multi-channel signal |
| 07/30/2013 | US8498539 Dielectric photonic receivers and concentrators for radio frequency and microwave applications |
| 07/30/2013 | US8498537 Optical cross-connect apparatus |
| 07/30/2013 | US8498536 Dispersion measurement of optical fibres during operation |
| 07/25/2013 | WO2013109934A1 Shared secret arrangements and optical data transfer |
| 07/25/2013 | WO2013107853A1 Two-dimensional optical beam steering module |
| 07/25/2013 | WO2013107426A1 System, device and method for optical access network |
| 07/25/2013 | WO2013107313A1 Method for managing optical fiber network, terminal and system |
| 07/25/2013 | WO2013107232A1 Detection method and system based on pon system |
| 07/25/2013 | WO2013107174A1 Method and device for detecting symmetry of optical fiber |
| 07/25/2013 | WO2013107165A1 Deflection detection method and system for output signals of coherent optical receiver |
| 07/25/2013 | WO2013011287A3 Improvements In and Relating to Utility Meters |
| 07/25/2013 | US20130188970 Packaging Platform For Opto-Electronic Assemblies Using Silicon-Based Turning Mirrors |
| 07/25/2013 | US20130188968 Visible light communication method using dmx-512 network and apparatuses for the same |
| 07/25/2013 | US20130188966 Optical device, and system and method for managing optical device |
| 07/25/2013 | US20130188965 Optical transceiver with equalization and controllable laser interconnection interface |
| 07/25/2013 | US20130188964 Transparent timing of a stratum synchronized ethernet signal using standard optical tranport network rates |
| 07/25/2013 | US20130188963 Applying controlled impedance to improve optical transceiver bandwidth |
| 07/25/2013 | US20130188962 Communications device with discriminator for generating intermediate frequency signal and related methods |
| 07/25/2013 | US20130188961 Hybrid system for distributing broadband wireless signals indoors |
| 07/25/2013 | US20130188959 Providing digital data services in optical fiber-based distributed radio frequency (rf) communication systems, and related components and methods |
| 07/25/2013 | US20130188957 Method and device for adjusting filtering bandwidth of an optical device |
| 07/25/2013 | US20130188956 Communication device and communication method |
| 07/25/2013 | US20130188954 RFoG CPE Devices with Wavelength Collision Avoidance Using Laser Transmitter Local and/or Remote Tunability |
| 07/25/2013 | US20130188953 Optical network system and method for controlling optical network system |
| 07/25/2013 | US20130188948 Nonlinear estimating apparatus and method and receiver |
| 07/25/2013 | US20130188947 Apparatus and method for monitoring optical line |
| 07/25/2013 | US20130188946 System for redundancy in ethernet passive optical networks (epons) |
| 07/25/2013 | DE10046898B4 Verfahren zum Regeln des Arbeitspunktes eines Modulators und zugehörige Ansteuereinheit A method for controlling the operating point of a modulator and associated drive unit |
| 07/24/2013 | EP2618593A1 Optical network unit for optical path network |
| 07/24/2013 | EP2618531A1 Method and device for transmitting a low-frequency signal over a data transmission link using a digital high bit-rate signal |
| 07/24/2013 | EP2617144A1 Passive optical networks |
| 07/24/2013 | EP2617143A1 Coded light emitting device |
| 07/24/2013 | EP2617142A1 Opto-isolation circuit |
| 07/24/2013 | CN203086484U Light wavelength division multiplexer-based three-network integration system device |
| 07/24/2013 | CN203086479U Optical module receiver circuit and optical module |
| 07/24/2013 | CN203086478U Optical module |
| 07/24/2013 | CN203086477U A upstream starting gain detecting device of an optical fiber repeater station |
| 07/24/2013 | CN203086476U Single-fiber three-direction optical module for EPON (Ethernet Passive Optical Network) unit |
| 07/24/2013 | CN203086475U Luminous telegraph |
| 07/24/2013 | CN203086470U Signal distribution system based on power carrier |
| 07/24/2013 | CN203084246U Optical device realizing long-spaced narrowband separation |
| 07/24/2013 | CN203084244U Optical assembly for parallel transmission |
| 07/24/2013 | CN103222334A Sectorization in distributed antenna systems, and related components and methods |
| 07/24/2013 | CN103222250A Boardband accessing method, apparatus and system |
| 07/24/2013 | CN103222215A Automatic power adjusting method and first ROADM station |
| 07/24/2013 | CN103222208A Transmitter, optical signal generation method apparatus and system |
| 07/24/2013 | CN103222207A Photonic system and method for tunable beamforming of the electric field radiated by a phased array antenna |
| 07/24/2013 | CN103222206A Fault detection method, apparatus and system of branch fiber |
| 07/24/2013 | CN103221861A Electronic system having fanout optical buses |