| 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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| 09/03/2013 | US8526816 Optical data bus and method |
| 09/03/2013 | US8526814 Multiple input/output wavelength selective switch device |
| 09/03/2013 | US8526811 Power monitoring photodiode array with integrated, current sourced reference photodiode |
| 09/03/2013 | US8526431 Operation methods in an ethernet passive optical network that includes a network unit with multiple entities |
| 09/03/2013 | US8526328 Pointing, acquisition and tracking in a networked communications system |
| 09/03/2013 | US8526102 PLC-type demodulator and optical transmission system |
| 09/03/2013 | US8525435 Circuit arrangement and method for controlling light emitting components |
| 09/03/2013 | US8525097 Wireless laser system for power transmission utilizing a gain medium between retroreflectors |
| 08/29/2013 | WO2013126585A1 System and method of extending the communication range in a visible light communication system |
| 08/29/2013 | WO2013126418A1 Method of transforming hfc catv analog fiber transmission to digital fiber transmission |
| 08/29/2013 | WO2013126351A1 Hybrid all digital fiber to catv cable system and method |
| 08/29/2013 | WO2013126254A1 Mode delay managed few moded optical fiber link |
| 08/29/2013 | WO2013126207A1 System and method for blind equalization and carrier phase recovery in a quadrature amplitude modulated system |
| 08/29/2013 | WO2013126150A1 Pre-distortion techniques for optical modulators to improve constellation point separation |
| 08/29/2013 | WO2013096283A8 Fiber optic wall plate with redundancy system |
| 08/29/2013 | US20130226343 Telerobotic communications system and method |
| 08/29/2013 | US20130223852 Optical Communication Transmitting Device and Method of Manufacturing the same |
| 08/29/2013 | US20130223851 Dispersion-Compensating System And Dispersion-Compensating Fiber with Improved Figure of Merit |
| 08/29/2013 | US20130223849 Pre-Distortion Techniques for Optical Modulators to Improve Constellation Point Separation |
| 08/29/2013 | US20130223848 Optical transceiver, optical network unit, and optical transceiver control method |
| 08/29/2013 | US20130223847 Method for Enabling AC Coupling of High-Speed Burst Data Signals Transmitted in Optical Networks |
| 08/29/2013 | US20130223846 High speed free-space optical communications |
| 08/29/2013 | US20130223845 Preamble design for supporting multiple topologies with visible light communication |
| 08/29/2013 | US20130223844 External cavity laser array system and wdm optical system including same |
| 08/29/2013 | US20130223842 Optical signal transmitting device, optical signal transmitting method, frequency fluctuation suppressing device and frequency fluctuation suppressing system |
| 08/29/2013 | US20130223839 Method and apparatus for providing communication using a terahertz link |
| 08/29/2013 | US20130223838 Transmitting apparatus and transmitting method |
| 08/29/2013 | US20130223837 Optical add-drop multiplexer branching unit and its control method |
| 08/29/2013 | US20130222890 Excitation light distribution device, excitation light distribution method, optical amplification system and node device |
| 08/29/2013 | US20130221211 Broadband Optical Phase Detection and Phase Noise Removal with an Optical Resonator |
| 08/29/2013 | DE102007050837B4 Verfahren und Sendeeinrichtung zur abhörsicheren Übertragung eines digitalen optischen Signals Method and device for transmitting tap-proof transmission of a digital optical signal |
| 08/28/2013 | EP2632062A1 Optical signal transmitting device, optical signal transmitting method, frequency fluctuation suppressing device and frequency fluctuation suppressing system |
| 08/28/2013 | EP2081308B1 Method and device for providing and/or controlling an optical signal |
| 08/28/2013 | CN203166988U Direct connection type unidirectional infrared physical isolation shutter |
| 08/28/2013 | CN203166979U Router having infrared transceiving function |
| 08/28/2013 | CN203166961U Communication network detection maintenance device with fiber fault locating function |
| 08/28/2013 | CN203166944U An optical fiber multiplier |
| 08/28/2013 | CN203166943U Wavelength division multiplexing photoelectric device |
| 08/28/2013 | CN203166932U Burst receiver circuit and optical module with same |
| 08/28/2013 | CN203166931U Dual-wavelength single-frequency optical fiber laser-based microwave signal source |
| 08/28/2013 | CN203166930U 光网络单元光模块 Optical Network Unit Optical Modules |
| 08/28/2013 | CN203166929U Four-channel optical transmit-receive module apparatus |
| 08/28/2013 | CN203166928U Two-way optical transmit-receive one-piece module based on SFP encapsulation |
| 08/28/2013 | CN203166927U Bidirectional optical module |
| 08/28/2013 | CN203166926U Photoelectric transmitting module |
| 08/28/2013 | CN203166925U Mining explosion-proof optical transceiver |
| 08/28/2013 | CN203166924U Gigabit ring-network optical transmitter and receiver |
| 08/28/2013 | CN203166923U Digital microwave optical fiber zooming distribution system |
| 08/28/2013 | CN203166922U Optical line terminal single-fiber bi-directional device and optical network unit single-fiber bi-directional device |
| 08/28/2013 | CN203166921U Optical time domain reflectometer with wireless communication function |
| 08/28/2013 | CN203166920U Test and maintenance apparatus for user side optical network unit |
| 08/28/2013 | CN203166919U Optical branching device automatic testing instrument |
| 08/28/2013 | CN203166918U RSSI rapid sampling circuit of GPON OLT module |
| 08/28/2013 | CN203166917U Single-fiber bidirectional transmission automatic switching protection system |
| 08/28/2013 | CN203165905U Infrared ray receiving head |
| 08/28/2013 | CN203164483U Transceiver module based on wavelength division multiplexing with pigtail |
| 08/28/2013 | CN203164479U Flat configuration light receiving assembly and optical module |
| 08/28/2013 | CN203164477U Optical network unit three-way optical component with optical time domain signal reflection function |
| 08/28/2013 | CN103269296A Detection system and detection method of user side of passive optical network system |
| 08/28/2013 | CN103269251A Optical differential quadrature phase shift keying demodulator |
| 08/28/2013 | CN103269250A Repeater signal covering method and system supporting various optical rates |
| 08/28/2013 | CN103269249A Mining optical fiber type audio acquisition device and mining audio communication system |
| 08/28/2013 | CN103269248A Device and method for detecting long-lasting illumination of terminal equipment |
| 08/28/2013 | CN103269247A Intelligent optical marker, optical branching device and PON network monitoring system |
| 08/28/2013 | CN103269246A Signal intensity indicating device based on frequency mixing detection |
| 08/28/2013 | CN102519607B Satellite-borne atmospheric coherent length testing method and satellite-to-ground coherent optical communication method |
| 08/28/2013 | CN102158276B Servo test device and method for performance of optical signal emitted by satellite optical communication terminal |
| 08/28/2013 | CN101958863B 多值光发送器 Multilevel optical transmitter |
| 08/28/2013 | CN101854565B Information transmission method, service protection method, system and devices |
| 08/28/2013 | CN101848054B System and method for leading wavelength division multiplexing passive optical network to realize broadcast function with self-healing function |
| 08/28/2013 | CN101778314B Optical communication system and method for operating the same |
| 08/28/2013 | CN101753207B Fiber link fault recognition method, device and system |
| 08/28/2013 | CN101662329B Switching method, network nodes and network system |
| 08/28/2013 | CN101640567B Method and apparatus for visible light communication using single light source |
| 08/28/2013 | CN101170364B Optical transponders with reduced sensitivity to polarization mode dispersion (PMD) and chromatic dispersion (CD) |
| 08/27/2013 | USRE44460 Systems for synchronous multipoint-to-point orthogonal frequency division multiplexing communication |
| 08/27/2013 | US8521040 Optical orthogonal frequency division multiplexing receiver and optical signal receiving method thereof |
| 08/27/2013 | US8521039 Optical communication apparatus and optical add/drop apparatus |
| 08/27/2013 | US8521038 Robustly stabilizing laser systems |
| 08/27/2013 | US8521037 Optoelectronic logic gate |
| 08/27/2013 | US8521035 Systems and methods for visible light communication |
| 08/27/2013 | US8521034 Apparatus and method for interference mitigation and channel selection for visible light communication |
| 08/27/2013 | US8521032 Optical fiber interface system and connector |
| 08/27/2013 | US8521030 Transceiver apparatus, communication control method, and concentrator |
| 08/27/2013 | US8521029 Gravity modulator and gravity-modulation reception |
| 08/27/2013 | US8521028 Method and system for high precision GPS applications |
| 08/27/2013 | US8521026 Registration of device characteristics with optical layer for use in establishing connections through an optical network |
| 08/27/2013 | US8521020 Forward error correction (FEC) enabled photonic integrated circuit (PIC) chips with multiple signal channels |
| 08/27/2013 | US8521019 Method and system for closed loop control of an optical link |
| 08/27/2013 | US8520300 Optical amplifier and control method for constant output power |
| 08/22/2013 | WO2013122696A1 Optical receiver using infinite impulse response decision feedback equalization |
| 08/22/2013 | WO2013122519A1 An optical network terminal and a method therein for maintenance of the same |
| 08/22/2013 | WO2013064835A3 Communication apparatus and method |
| 08/22/2013 | US20130216240 Coherent light receiving device, system, and method |
| 08/22/2013 | US20130216239 System and Method for Blind Equalization and Carrier Phase Recovery in a Quadrature Amplitude Modulated System |
| 08/22/2013 | US20130216238 Nonlinear compensating apparatus and method and transmitter |
| 08/22/2013 | US20130216237 Signal transmission device |
| 08/22/2013 | US20130216236 Managed optical computer network device |
| 08/22/2013 | US20130216235 Transmission system and electronic equipment |
| 08/22/2013 | US20130216234 Data center with free-space optical communications |