| Patents for G02F 2 - Demodulating light; Transferring the modulation of modulated light; Frequency-changing of light (2,713) |
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| 08/17/2011 | EP2356511A1 Frequency adjustable optoelectronic device for frequency discrimination |
| 08/17/2011 | CN102156373A Up converting system and up converting method |
| 08/11/2011 | WO2011096488A1 Transmission method, reception method, transmitter apparatus, and receiver apparatus |
| 08/11/2011 | US20110194166 Apparatus for combining laser radiation |
| 08/10/2011 | CN102147552A Unbalanced interferometer based fiber bragg grating (FBG) demodulation system and method |
| 08/04/2011 | US20110188850 Interferometer, demodulator, and optical communication module |
| 07/28/2011 | DE102010001220A1 Lumineszenz-Konzentrator-Modul mit erneuerbarer aktiver Schicht Luminescent concentrator module with renewable active layer |
| 07/26/2011 | US7986452 High-speed multiplied signal generating method and device |
| 07/21/2011 | US20110176200 Delay-Line-Interferometer for Integration with Balanced Receivers |
| 07/20/2011 | CN201904787U Optical differential phase shift keying demodulator of integrated adjustable attenuator |
| 07/19/2011 | US7982944 Method and apparatus for optical frequency comb generation using a monolithic micro-resonator |
| 07/14/2011 | WO2011083748A1 Coherent light receiving apparatus, coherent light communications system employing same, and coherent light communications method |
| 07/14/2011 | US20110170879 Frequency up-conversion system and method for the same |
| 07/14/2011 | US20110170171 Optical differential phase-shift keyed signal demodulator |
| 07/12/2011 | US7978401 Delay demodulation devices |
| 06/30/2011 | WO2011075964A1 Temperature-compensation interferometer |
| 06/30/2011 | US20110158574 Optical hybrid circuit, optical receiver, and optical receiving method |
| 06/29/2011 | CN102109733A Passive proportion demodulation method and demodulation system based on fiber Bragg grating |
| 06/29/2011 | CN102109732A Differential quadrature phase shift keying demodulator |
| 06/21/2011 | US7965938 Method for mesh optical network service restoration |
| 06/21/2011 | US7965440 Device for generating or receiving terahertz radiation |
| 06/16/2011 | DE102009049962A1 Lichtquelle und Verfahren zur Lichterzeugung Light source and method for generating light |
| 06/15/2011 | CN102095487A Optical path structure of time-division-multiplexing optical fiber hydrophone array and modulation and demodulation method thereof |
| 06/14/2011 | US7962039 Multiple wavelength light source, and generation method for multiple wavelength light |
| 06/14/2011 | US7961996 Coupling device for use in optical waveguides |
| 06/14/2011 | US7961991 Delay demodulation devices |
| 06/14/2011 | US7961378 Wavelength conversion light source apparatus and wavelength conversion method |
| 06/08/2011 | CN1949689B Optical single sideband modulator |
| 06/03/2011 | WO2011065702A1 Coupled asymmetric quantum confinement structures |
| 06/03/2011 | WO2011063750A1 Optical demodulator |
| 06/01/2011 | EP2328016A1 High intensity pulsed light source configurations |
| 05/26/2011 | US20110122477 Methods and Systems for Modulating and Demodulating Millimeter-Wave Signals |
| 05/25/2011 | EP2324390A1 Switchable delays optical fibre transponder with optical generation of doppler shift |
| 05/25/2011 | CN102073190A Optical demodulator |
| 05/25/2011 | CN101608946B Fiber laser hydrophone signal demodulating system |
| 05/11/2011 | CN102052902A High-precision wide-range low-coherent interference shift demodulation device and demodulation method thereof |
| 05/05/2011 | US20110103064 Solid state lighting devices including quantum confined semiconductor nanoparticles, an optical component for a solid state lighting device, and methods |
| 05/05/2011 | US20110102884 High-power white leds and manufacturing method thereof |
| 05/05/2011 | US20110102883 High-power white leds and manufacturing method thereof |
| 05/05/2011 | US20110101403 Semiconductor light converting construction |
| 04/28/2011 | US20110097076 Method and device for sending uplink burst data in passive optical network system |
| 04/27/2011 | EP2315074A1 Photonic RF frequency conversion |
| 04/27/2011 | CN101587281B Method and device for realizing demodulation of mixing auger phase light beam orbit angular momentum state |
| 04/20/2011 | CN101718941B Device for generating variable frequency millimeter-wave based on linear type cavity fiber bragg grating |
| 04/19/2011 | CA2620005C Thermally switched optical downconverting filter |
| 04/13/2011 | CN102012599A Novel Rayleigh demodulator and demodulation method thereof |
| 04/13/2011 | CN102012598A Light wave demodulator used for distributed optical fiber temperature monitoring system |
| 04/06/2011 | CN201788017U Accurate positioning type distributed fiber vibration sensor |
| 04/06/2011 | CN102004365A Interference type optical demodulator |
| 04/06/2011 | CN102004364A Demodulation mode for realizing coherent light receiving |
| 03/29/2011 | US7916383 Wavelength conversion device |
| 03/23/2011 | CN101504506B Laser source device, lighting device, image displaying device and monitoring device |
| 03/22/2011 | US7911683 Harmonic generator |
| 03/22/2011 | US7911682 Method and structure for nonlinear optics |
| 03/16/2011 | CN101329490B High power frequency changer of small core radial bundling type high non-linear photon crystal optical fiber |
| 03/15/2011 | US7907806 Optical mixer |
| 03/10/2011 | DE102010031652A1 Vorrichtung und Verfahren zum Erzeugen von Dauerstrich-Terahertz-Strahlung Apparatus and method for generating continuous-wave terahertz radiation |
| 03/01/2011 | USRE42184 Optically written display |
| 03/01/2011 | US7899279 Optical delay line interferometer |
| 03/01/2011 | US7899096 Methods and circuits for controlling drive mechanisms |
| 03/01/2011 | US7898730 Apparatus and methods of broadband second harmonic generation |
| 02/24/2011 | WO2011020961A1 Device for controlling optical frequency, method of manufacturing such a device |
| 02/23/2011 | CN101980460A Monolithically integrated multi-wavelength differential quadrature phase shift keying (DQPSK) demodulator and manufacturing method thereof |
| 02/22/2011 | US7895318 Method, device and computer-readable storage medium for network address association recovery |
| 02/17/2011 | US20110038032 Terahertz wave generating method and apparatus |
| 02/15/2011 | US7889640 System and method for establishing protected connections |
| 02/15/2011 | US7889422 Two-dimensional image display device |
| 02/15/2011 | US7889421 High-power white LEDs and manufacturing method thereof |
| 02/09/2011 | CN101319919B Method and device for demodulation of frequency domain optical fiber optical grating sensing network |
| 02/08/2011 | US7884996 Delay-line demodulator |
| 02/02/2011 | CN101963734A Optical mixer |
| 01/27/2011 | WO2011011194A1 Pseudo common-path dpsk demodulator |
| 01/27/2011 | WO2011010469A1 Optical 90-degree hybrid circuit |
| 01/27/2011 | WO2010099104A3 Planar lightwave fourier-transform spectrometer |
| 01/27/2011 | US20110019961 Optical mixer |
| 01/27/2011 | US20110019266 Wavelength conversion element |
| 01/26/2011 | CN101603857B Method for demodulating phase carrier in Fabry-Perot interference type optical fiber hydrophon |
| 01/25/2011 | US7877015 Optical to radio frequency detector |
| 01/20/2011 | US20110013909 Optical Code Division Multiplexing Access System |
| 01/20/2011 | US20110013263 Medium for photon energy up-conversion |
| 01/19/2011 | CN201716502U Bragg grating high-speed demodulating system based on cascading long-period fiber bragg grating |
| 01/19/2011 | CN201716430U Optical mixer |
| 01/19/2011 | CN101953103A Optical code division multiplexing access system |
| 01/19/2011 | CN101949727A Weighing apparatus based on giant magnetostriction and chirped moire fiber grating demodulation |
| 01/13/2011 | WO2011004614A1 Light 90-degree hybrid circuit |
| 01/13/2011 | US20110008061 Synchronous circuit for use in optical homodyne receiver for generating local oscillation light with accurate demodulation |
| 01/12/2011 | CN101946438A Optical OFDM receiver, optical transmission system, subcarrier separation circuit, and subcarrier separation method |
| 01/11/2011 | US7869120 Laser wavelength conversion device, method for forming polarization reversed structure, and image display device |
| 01/06/2011 | WO2011001679A1 Optical 90 degree hybrid circuit |
| 01/05/2011 | EP2270585A1 Terahertz wave generating method and apparatus |
| 01/05/2011 | CN101614545B Resonance type optical fiber gyro signal detecting device based on coordinate rotation digital computer algorithm |
| 01/04/2011 | US7864409 Fabrication method for quasi-phase-matched waveguides |
| 01/04/2011 | US7864325 Interferometer, demodulator, and splitting element |
| 12/30/2010 | US20100329667 Interferometer, demodulator, and optical fiber communication module |
| 12/29/2010 | CN201688855U System for realizing optical fiber interferometer sensor multiplexing |
| 12/29/2010 | CN101473498B Reduction of surface heating effects in nonlinear crystals for high power frequency conversion of laser light |
| 12/28/2010 | US7860394 Optical receiver and optical reception method compatible with differential quadrature phase shift keying |
| 12/28/2010 | US7859744 Tunable compact entangled-photon source and QKD system using same |
| 12/28/2010 | US7859743 Harmonics generating devices |
| 12/22/2010 | CN201681239U Interferometer |