Patents
Sitemap › G02 - Optics › G02F - Devices or arrangements, the optical operation of which is modified by changing the optical properties of the medium of the devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light, e.g. switching, gating, modulating or demodulating; Techniques or procedures for the operation thereof; Frequency-changing; Non-linear optics; Optical logic elements; Optical analogue/digital converters › G02F 2 - Demodulating light; Transferring the modulation of modulated light; Frequency-changing of light
Patents for G02F 2 - Demodulating light; Transferring the modulation of modulated light; Frequency-changing of light (2,713)
12/2012
12/11/2012US8331802 Synchronous circuit for use in optical homodyne receiver for generating local oscillation light with accurate demodulation
12/11/2012US8331017 Crystal for optical conversion
12/04/2012US8325412 Light source apparatus
11/2012
11/29/2012US20120300286 Generation of Higher Harmonics of Monochromatic Electromagnetic Radiation
11/28/2012EP2528252A1 Optical signal processing apparatus and optical communication system
11/28/2012CN102236232B Wave-surface differential interference space light demodulator
11/18/2012CA2777138A1 Quantum dots in electronic device exterior surface
11/15/2012WO2012153857A1 Optical mixer, optical receiver, optical mixing method, and production method for optical mixer
11/15/2012WO2012153856A1 Coherent optical receiver and local light switching method
11/15/2012US20120287497 Optical phase shifter and demodulator
11/14/2012EP2523368A1 Coherent light receiving apparatus, coherent light communications system employing same, and coherent light communications method
11/14/2012CN102778801A Normal-phase/inverse-phase all-optical wavelength conversion device
11/13/2012US8311415 Frequency up-conversion system and method for the same
11/07/2012EP2521293A1 Transmission method, reception method, transmitter apparatus, and receiver apparatus
11/06/2012US8306369 Optical hybrid circuit, optical receiver, and optical receiving method
11/06/2012US8305681 Light source apparatus
11/06/2012US8305680 Stable mounting of non-linear optical crystal
11/01/2012WO2012147324A1 Optical frequency conversion method and device
10/2012
10/31/2012DE102011017633A1 Verfahren zum Bilden einer Leuchtstoffanordnung und dazugehörige Leuchtstoffanordnung A method of forming a fluorescent assembly and associated fluorescent arrangement
10/30/2012US8300305 Use of undoped crystals of the yttrium/aluminum/borate family for creating non-linear effects
10/24/2012CN102052902B High-precision wide-range low-coherent interference shift demodulation device and demodulation method thereof
10/23/2012US8294980 Delay line interferometer with liquid crystal tuning element
10/23/2012US8294979 Wavelength conversion device and image display apparatus using the same
10/23/2012US8294978 Wavelength conversion devices and a method of producing the same
10/17/2012CN202494457U Synchronized demodulation system of fiber grating wavelength with range finding function
10/17/2012CN102735270A Wavelength-scanning-based active fiber Bragg grating time domain demodulating device
10/17/2012CN102735181A Laser self-mixing interference effect based fiber bragg grating signal demodulating system and method
10/16/2012US8290317 Production of optical pulses at a desired wavelength utilizing higher-order-mode (HOM) fiber
10/10/2012CN102723985A Bandwidth optimization and design method for optical frequency code chips of spectral amplitude encoding/decoding system
10/10/2012CN102722061A All-optical multi-wavelength conversing method and device based on photonic crystal
10/09/2012US8285138 Optical correlation apparatus
10/09/2012US8284477 Lumped plasmonic “diode” and lumped plasmonic “rectifier” for optical field rectification and lumped optical second harmonic generation
10/09/2012CA2441173C Apparatus for providing timing jitter tolerant optical modulation of a first signal by a second signal
10/04/2012WO2012133770A1 Polarization separation element, and light collecting element
10/04/2012WO2012132907A1 Optical waveguide circuit
09/2012
09/26/2012CN102696190A Coherent optical receiving apparatus, coherent optical communications system employing same, and coherent optical communications method
09/20/2012WO2012124883A1 Terahertz wave modulator based on hole-injection and -transfer
09/19/2012CN102680010A Quick and high-precision low coherence interference demodulation method based on calibration algorithm and phase shift technology
09/19/2012CN102169271B Spectral amplitude coding decoder based on liquid crystal polarization modulation
09/18/2012US8270843 Optical transmission system
09/18/2012US8270067 Sagnac delay-line interferometer for DPSK demodulation
09/11/2012US8264764 Multiple-FSR DPSK demodulator
09/07/2012WO2012118215A1 Light receiver, polarizing beam splitter, and light-receiving method
09/05/2012CN101438517B Photoelectric field receiver, light multivalued signal receiver and light conveying system
08/2012
08/30/2012US20120218624 High-power white leds
08/23/2012CA2827028A1 Optical frequency shifter and optical modulator using the same
08/22/2012EP2488917A1 System for producing a signal having an adjustable time position or phase position
08/22/2012CN102183866B Imbalanced-Mach-Zehnder-based demodulation device for multiplexing optical fiber interferometer
08/22/2012CN102183249B Sagnac phase shift tracing method of optical fiber gyroscope
08/22/2012CN101800606B Optical single-side band modulating device
08/16/2012US20120207474 Plc-type demodulator and optical transmission system
08/16/2012US20120205521 Dual-polarization qpsk demodulator
08/15/2012CN102636203A Optical fiber grating sensing and demodulating device based on dual wavelength beat frequency technology
08/15/2012CA2767630A1 Laser system to generate a laser guide star
08/08/2012CN101635700B ASK/DPSK hybrid modulation method, device and system
08/02/2012US20120195544 Optical interferometer
08/02/2012US20120193554 Optical Crystal and Terahertz Wave Generation Device and Method
08/01/2012CN102620757A System and method for demodulating optical-fiber interference-type sensing signals
07/2012
07/25/2012EP2479238A2 Compositions having multiple responses to excitation radiation and methods for making same
07/25/2012CN102607614A Low-coherence interference demodulation method based on location of center crest of phase gradient
07/25/2012CN102607613A Fiber optical sensor wavelength demodulation equipment
07/25/2012CN102607612A Low-coherence interference demodulation method based on monochrome frequency absolute phase
07/24/2012US8229258 Optical waveguide-type wavelength domain switch
07/19/2012US20120183254 Optical 90-degree hybrid
07/19/2012US20120182601 Demodulator Using MEMS Chip for Adjusting The Phase
07/17/2012US8223427 Method of fixing polarization-reversed region formed in ferroelectric single crystal
07/04/2012CN102540624A Tunable optical frequency converter based on Doppler vibrating mirror
07/04/2012CN101692149B Wave crest seeking method and wave crest seeking system
07/03/2012CA2447828C Wavelength conversion device with avalanche multiplier
06/2012
06/28/2012US20120162746 Plc-type delay demodulation circuit
06/27/2012CN102519574A Heterodyne modulation method for vibration detection
06/27/2012CN102519498A Low coherence interference demodulation method based on any extreme value
06/21/2012US20120154901 Plc-type delay demodulation circuit
06/20/2012CN102506844A Modulation-demodulation method of resonance type micro-optical gyro and device
06/14/2012US20120147329 Wavelength converting illumination probe
06/13/2012CN102494877A Method for demodulating extinction ratio test data of polarizing device by white light interference method
06/13/2012CN101866091B Programmable optical pulse delay unit and electric pulse delay unit
06/13/2012CN101620357B Optical signal demodulator and demodulation method
06/07/2012WO2012075391A2 Solid-state light emitting devices and signage with photoluminescence wavelength conversion and photoluminescent compositions therefor
06/07/2012US20120138874 Solid-state light emitting devices and signage with photoluminescence wavelength conversion and photoluminescent compositions therefor
06/06/2012EP2461531A1 Method for generating modulated signals and transmission device thereof
06/06/2012EP2460052A1 Device for controlling optical frequency, method of manufacturing such a device
06/06/2012CN202267808U 干涉型光纤传感器数字解调装置 Interferometric fiber optic sensor digital demodulation device
06/05/2012US8194308 Method and arrangement for the frequency conversion of coherent optical radiation
05/2012
05/31/2012US20120134011 Optical fiber delivery system for delivering optical short pulses and optical fiber delivery method
05/31/2012US20120132832 Passive terahertz radiation source
05/30/2012CN102483556A Pseudo Common-Path Dpsk Demodulator
05/24/2012WO2011134562A9 System for producing a signal having an adjustable time position or phase position
05/23/2012CN101866090B Programmable polarized optical pulse delay unit and electric pulse delay unit
05/08/2012US8174756 Rhomb beam splitter in optical communication
05/03/2012WO2012058395A1 Systems and methods for visible light source evaluation
05/02/2012CN102435213A Optical fiber grating wavelength demodulation device based on Fresnel holographic wavelength division multiplexer
04/2012
04/26/2012US20120099183 Optical demodulator
04/24/2012US8165476 Optical phase locked loop
04/24/2012US8164825 High-power white LEDs and manufacturing method thereof
04/24/2012US8164824 Demodulator
04/24/2012CA2385448C Method and system for demultiplexing non-intensity modulated wavelength division multiplexed (wdm) signals
04/11/2012CN102412890A 相干光接收机及其控制方法 Coherent optical receiver and control method
04/04/2012CN202183004U 一种使用角度调谐滤光片的光纤光栅波长解调系统 A method of using the angle of the fiber grating wavelength tunable filter demodulation system
03/2012
03/28/2012CN102395866A Planar lightwave fourier-transform spectrometer
1 2 3 4 5 6 7 8 9 10 11 12 13 ... 28