Patents for G02F 2 - Demodulating light; Transferring the modulation of modulated light; Frequency-changing of light (2,713)
04/2005
04/26/2005US6885790 Non-linear photonic switch
04/26/2005US6885783 Device for detecting the PMD of optoelectronic transmission lines
04/21/2005WO2005017951A3 Quantum dots, nanocomposite materials with quantum dots, optical devices with quantum dots, and related fabrication methods
04/21/2005US20050083567 Wavelength conversion device with avalanche multiplier
04/21/2005US20050082480 Infrared camera system
04/12/2005US6879738 Method and apparatus for modulating an optical beam in an optical device
04/05/2005US6876781 Micro-nano scale hetrodyne wavelength division demultiplexing for microscopy/tomography having parallel data acquisition
04/05/2005US6876487 Any-to-any all-optical wavelength converter
03/2005
03/31/2005US20050068998 Wavelength conversion apparatus
03/31/2005US20050068533 Systems and methods for determining the spectral content of an optical signal
03/30/2005EP1519171A1 Systems and methods for determining the spectral content of an optical signal
03/30/2005EP1518149A1 Four-wave-mixing based optical wavelength converter device
03/30/2005CN1601332A Wavelength conversion apparatus
03/24/2005US20050063040 Wideband four-wave-mixing wavelength converter
03/17/2005US20050058458 Wavelength converter
03/17/2005US20050058416 Optical devices with engineered nonlinear nanocomposite materials
03/17/2005US20050058415 Optical devices with engineered nonlinear nanocomposite materials
03/16/2005EP1515184A1 Wavelength converter for binary optical signals
03/15/2005US6867904 Integrated optical circuit for effecting stable injection locking of laser diode pairs used for microwave signal synthesis
03/10/2005WO2005022900A2 Infrared camera system
03/10/2005WO2005022709A1 A continuously swept frequency laser source
03/10/2005WO2003042738A9 Non-linear photonic switch
03/10/2005US20050053385 Optical apparatus and optical processing method
03/10/2005CA2536371A1 Infrared camera system
03/09/2005CN1591092A Wavelength changing element and use thereof
03/03/2005WO2005019922A1 Complete light switch
03/03/2005US20050047788 Optical pulse demultiplexer
03/01/2005US6862382 Optical luminescent display device
03/01/2005US6862130 Polarization-insensitive integrated wavelength converter
02/2005
02/26/2005CA2479328A1 Wavelength conversion element and method for using same
02/24/2005WO2005017951A2 Quantum dots, nanocomposite materials with quantum dots, optical devices with quantum dots, and related fabrication methods
02/23/2005EP1314333B1 Integrated optical router and wavelength convertor matrix
02/23/2005CN1584725A Optical fibre grating wavelength demodulating method
02/23/2005CN1190696C Au optical wavelength converter
02/17/2005DE19836943B4 Photolumineszenzschicht im optischen und angrenzenden Spektralbereichen Photoluminescent layer in the optical and adjacent spectral ranges
02/17/2005DE10352766A1 Vorrichtung und Steuerungsverfahren zur Wellenlängenstabilisierung The apparatus and control method for wavelength stabilization
02/15/2005US6856452 Filter-free wavelength converter
02/15/2005US6856450 Method and apparatus for generating a sequence of optical wavelength bands
02/09/2005CN1577031A Optical code division multiplex transmission method and optical code division multiplex transmission device
02/08/2005US6853774 Method, device, and system for waveform shaping of signal light
02/03/2005US20050024359 Terahertz phase shifter or retarder based on magnetically controlled birefringence in liquid crystals
02/02/2005CN1187913C Incoherent chirp-encoding optical CDMA access system
01/2005
01/27/2005US20050020283 Positional data recording
01/27/2005US20050018995 Wavelength stabilizing apparatus and control method
01/27/2005US20050018941 Traveling-wave optoelectronic wavelength converter
01/27/2005US20050018276 Optical frequency comb generator
01/27/2005US20050017260 Quantum dots of group IV semiconductor materials
01/27/2005DE10160502B4 Optische Mikrowellenquelle Optical microwave source
01/25/2005US6847477 Optical system for converting light beam into plurality of beams having different wavelengths
01/25/2005US6847475 Optical signal processor and method thereof
01/20/2005US20050013612 Multiple wavelength photonic oscillator
01/20/2005US20050012983 Intensity modulation of optical signals
01/20/2005US20050012982 Wavelength converter/inverter
01/19/2005CN1567802A Burst type optical wavelength shifter
01/13/2005WO2005004245A2 Photoluminescent infrared source
01/13/2005US20050008322 Direct combination of fiber optic light beams
01/13/2005US20050008298 Manipulators for fiber optic cable assemblies
01/06/2005WO2005001900A2 Steady-state-non-equilibrium distribution of free carriers and photon energy up-conversion using same
01/06/2005US20050002597 Integrated optical router and wavelength convertor matrix
12/2004
12/30/2004US20040264977 Method and apparatus for waveform generation
12/30/2004US20040264965 Optical code division multiplex transmission method and optical code division multiplex transmission device
12/30/2004US20040262583 Quantum dots of group IV semiconductor materials
12/23/2004US20040258125 Optical microwave source
12/16/2004WO2004070896A3 Poled optical whispering gallery mode resonators
12/16/2004US20040253759 Steady-state non-equilibrium distribution of free carriers and photon energy up-conversion using same
12/14/2004US6832053 Delayed interference wavelength converter and/or 2R regenerator
12/14/2004US6831775 Method and apparatus for wavelength conversion
12/09/2004WO2004107567A1 Optical control phased array antenna
12/09/2004US20040246564 Novel method for creating frequency converters
11/2004
11/30/2004US6825971 Technique and apparatus for frequency conversion in an optical network
11/25/2004US20040233512 Light wavelength converter and method of manufacturing the same
11/25/2004US20040232826 System and method for a transparent color image display utilizing fluorescence conversion of nano particles and molecules
11/24/2004CN1549001A Projector system utilizing spatial light modulator pixel
11/23/2004US6822487 Method and apparatus for synthesizing and utilizing waveforms
11/17/2004CN1547069A Decimal programmable light time delay device
11/16/2004US6819845 Optical devices with engineered nonlinear nanocomposite materials
11/16/2004US6819476 Active optical system for changing the wavelength of an image
11/16/2004US6819475 Optical frequency converter
11/16/2004US6819474 Quantum switches and circuits
11/16/2004US6819464 Optical modulator, optical device and projector
11/04/2004US20040218642 Optical frequency converter
11/02/2004US6813292 Controllable low proton source
11/02/2004US6813288 Tunable optical signal oscillator
10/2004
10/28/2004WO2004093353A1 Optical splitter
10/28/2004WO2004092810A1 Optical pulse compressor and optical function generator, optical pulse compressing method and optical function generating method
10/28/2004WO2004092809A1 Microphotonic filter
10/20/2004CN1538231A Fluorescent dye reinforced Raman laser frequency-shift appartus and use
10/14/2004US20040202466 Passive optical network address association recovery
10/14/2004US20040201877 Optical modulator, optical device and projector
10/12/2004US6804047 All-optical or gate embodied by using semiconductor optical amplifiers
10/07/2004US20040197070 Single-photon generator and single-photon generating method
10/05/2004US6801355 Optical signal converter with filtered output
09/2004
09/30/2004WO2004068178A3 Method for switching and controlling solitons in tunnel-coupled optical waveguides by the weak signal of a different carrier frequency
09/30/2004US20040190823 Optical filtering method and apparatus
09/30/2004US20040190809 Light-controlled light modulator
09/30/2004US20040190101 Optical signal processor and method thereof
09/30/2004US20040189547 Optical luminescent display device
09/29/2004EP1463218A1 Optical filtering method and apparatus
09/29/2004EP1462849A1 Optical signal processor and method thereof
09/28/2004US6798562 Fast optical wavelength shifter
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