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Class Information
Number: 250/227.12
Name: Radiant energy > Photocells; circuits and apparatus > Optical or pre-photocell system > Light conductor > Optical delay line
Description: Subject matter where the light conductor is used to decrease the speed of a light pulse directed toward a photodetector.


Patents under this class:
1 2 3

Patent Number Title Of Patent Date Issued
7449673 Peak power and speckle contrast reduction for a single layer pulse Nov. 11, 2008
7423751 Systems and methods for use in detecting harmful aerosol particles Sep. 9, 2008
7418213 Transimpedance amplifier with integrated filtering and reduced parasitic capacitance Aug. 26, 2008
7388189 System and method for connecting electrical devices using fiber optic serial communication Jun. 17, 2008
7352506 Method and system for sensing environmental characteristics Apr. 1, 2008
7176447 Electro-optic delay line frequency discriminator Feb. 13, 2007
7148469 Optical signal transmission system including a splitter and a mixer Dec. 12, 2006
7126675 Pulse shifted array Oct. 24, 2006
7099587 Apparatus and method for delaying optical signals for optical buffering and optical storage applications Aug. 29, 2006
7087886 Method and a system for multi-pixel ranging of a scene Aug. 8, 2006
7069120 Position sensing system Jun. 27, 2006
7054521 Architecture for large optical fiber array using standard 1.times.2 couplers May. 30, 2006
6940647 Apparatus and method for controlling polarization of an optical signal Sep. 6, 2005
6856459 Apparatus and method for controlling polarization of an optical signal Feb. 15, 2005
6847479 Variable blazed grating Jan. 25, 2005
6765194 Arrangement including a plurality of optical fiber bragg grating sensors and method for determining measured values in such arrangement Jul. 20, 2004
6747269 System for measuring optical pulses having an optical signal divider with delay propagation Jun. 8, 2004
6700704 System comprising a device necessitating the reception of linearly polarized beams and corresponding method Mar. 2, 2004
6700113 Method, apparatus, and system for reducing intensity modulation Mar. 2, 2004
6690891 Method for synchronizing optical signals, an optical synchronizing devices and an optical network node therefor Feb. 10, 2004
6680472 Device for measuring of optical wavelengths Jan. 20, 2004
6658213 Modulation controlling circuit Dec. 2, 2003
6552712 Semiconductor device, liquid crystal display, and electronic equipment including the same Apr. 22, 2003
6522455 WDM optical communication system having a dispersion slope compensating element Feb. 18, 2003
6421164 Interferometeric imaging with a grating based phase control optical delay line Jul. 16, 2002
6376825 Single short radiation pulse analyzer having signal sampling delay time Apr. 23, 2002
6329648 Phase locked loop fiber optic sensor system Dec. 11, 2001
6249622 Architecture for large optical fiber array using standard 1.times.2 couplers Jun. 19, 2001
6231204 Optic pen with illumination device May. 15, 2001
6215941 Optical delay time adjuster and optical time-division multiplexer Apr. 10, 2001
6204947 Multi-stage optical commutator Mar. 20, 2001
6188497 Duo-binary signal encoding Feb. 13, 2001
6141127 High capacity chirped-pulse wavelength-division multiplexed communication method and apparatus Oct. 31, 2000
6008487 Optical-fiber inspection device Dec. 28, 1999
5953142 Variable delay apparatus for optical signals Sep. 14, 1999
5844235 Optical frequency domain reflectometer for use as an optical fiber testing device Dec. 1, 1998
5786922 Dual signal subharmonic carrier for systems with unknown delay Jul. 28, 1998
5703708 Adjustable optical delay line Dec. 30, 1997
5663736 Multi-element true time delay shifter for microwave beamsteering and beamforming Sep. 2, 1997
5641954 Programmable delay line using laser diode taps Jun. 24, 1997
5619332 High spectral resolution fiber optic spectrometer Apr. 8, 1997
5610746 Programmable switched delay encoder Mar. 11, 1997
5583516 Wavelength-selectable optical signal processor Dec. 10, 1996
5541755 Method for readjusting a phase or frequency modulation shift of an optical transmission signal Jul. 30, 1996
5530778 Direction finding apparatus using tunable fiber optic delay line Jun. 25, 1996
5475525 Transverse electrical filter operating optically Dec. 12, 1995
5452086 Interferometer amplitude modulation reduction circuit Sep. 19, 1995
5448417 Laser pulse synthesizer Sep. 5, 1995
5428218 Variable time-delay system for broadband phased array and other transversal filtering applications Jun. 27, 1995
5422477 High accuracy optical rotation sensing system Jun. 6, 1995

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