Patents for G02F 7 - Optical analogue/digital converters (344) |
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06/09/2004 | EP1426791A2 Photonic crystals and photonic analog-to-digital converters |
06/09/2004 | CN1503045A Combined convolution diaphragm indicator grating |
05/26/2004 | CN2618179Y Laser calibrating light source |
05/19/2004 | CN1497329A Camera, method and system of coding using local shading |
04/28/2004 | CN2613787Y Quick positioning installed glass optical grating disk |
04/28/2004 | CN2613786Y Indication optical grating for photoelectric coder |
04/21/2004 | CN1490401A Low freedom energy surface microprocessing method for controlling cell positioning and use thereof |
04/14/2004 | CN1145842C A/D conversion method and appts. |
03/18/2004 | US20040052448 Analogue-to-digital conversion arrangement |
03/02/2004 | US6700517 Photonic analog-to-digital converter |
02/18/2004 | CN2603951Y Reflection type non-axis photoelectric encoder |
01/14/2004 | CN1134697C Diving circuit for electro-optical device, electro-optical device and electronic device thereof |
01/08/2004 | WO2002065205A9 Optical device having nonmonotonic transfer function and applications using same |
12/25/2003 | US20030235413 Data processing using polarization-based optical switching and broadcasting |
12/09/2003 | US6661361 High speed optical analog to digital converter and digital optical wavemeter |
11/19/2003 | EP1362259A2 Optical device having nonmonotonic transfer function and applications using same |
11/19/2003 | CN2586987Y Diagonal bar metal grating disc |
11/19/2003 | CN2586986Y Encoder with simple mounting optical grating disc |
11/05/2003 | CN2585274Y Multiple channel light-spot/digital electrical signal converter |
10/29/2003 | CN2583699Y Optical digital locating device |
10/21/2003 | US6636337 Optical switching device based on stable, non-absorbing optical hard limiters |
10/15/2003 | CN1448774A Photoelectric angular encoder |
03/19/2003 | CN1404158A Making process of phase grating image sensor |
03/06/2003 | US20030044729 Method of manufacturing phase grating image sensor |
02/27/2003 | WO2002065205A3 Optical device having nonmonotonic transfer function and applications using same |
02/25/2003 | US6524772 Method of manufacturing phase grating image sensor |
02/06/2003 | US20030025975 Optical signal time-scaling arrangement |
12/26/2002 | US20020195208 Optical device having nonmonotonic transfer function and applications using same |
12/12/2002 | WO2002011490A3 Data processing using polarization-based optical switching and broadcasting |
11/28/2002 | US20020175845 A/D conversion method and apparatus |
10/01/2002 | US6459522 Time-interleaved optical pulses for signal processing |
09/18/2002 | CN1370288A A/D conversion method and appts. |
09/04/2002 | CN1090354C 光学式解码器 Optical Decoder |
09/04/2002 | CN1090353C Computer system with two phase checkpoints |
08/22/2002 | WO2002065205A2 Optical device having nonmonotonic transfer function and applications using same |
08/22/2002 | CA2433934A1 Optical device having nonmonotonic transfer function and applications using same |
08/15/2002 | US20020109873 Optical switching device based on stable, non-absorbing optical hard limiters |
06/11/2002 | US6404366 Photonic analog-to-digital converter utilizing wavelength division multiplexing and distributed optical phase modulation |
06/11/2002 | US6404365 Fully optical analog to digital converters with complementary outputs |
06/06/2002 | WO2002045269A1 A photonic analog-to-digital converter utilizing wavelength division multiplexing and distributed and distributed optical phase modulation |
06/06/2002 | US20020067299 Photonic analog-to-digital converter utilizing wavelength division multiplexing and distributed optical phase modulation |
06/05/2002 | EP1210644A1 A/d conversion method and apparatus |
05/22/2002 | EP1207624A2 Distortion compensation technique for flash-type analog-to-digital converters |
04/30/2002 | US6380920 Electro-optical device drive circuit, electro-optical device and electronic equipment using the same |
03/27/2002 | EP1190275A1 High speed optical analogue to digital converter and digital optical wavemeter |
02/07/2002 | WO2002011490A2 Data processing using polarization-based optical switching and broadcasting |
12/20/2001 | WO2001073951A3 Analogue-to-digital conversion arrangement |
12/04/2001 | US6326910 Photonic analog-to-digital conversion using light absorbers |
10/04/2001 | WO2001073951A2 Analogue-to-digital conversion arrangement |
09/20/2001 | WO2001069820A1 Optical signal time-scaling arrangement |
09/20/2001 | US20010022878 Optical signal processing device using optical gate |
09/18/2001 | US6292119 Delayed pulse saturable absorber-based downward-folding optical A/D |
09/13/2001 | US20010021059 Time-interleaved optical pulses for signal processing |
09/12/2001 | EP1132766A2 Optical signal processing device using optical gate |
06/12/2001 | US6246350 Optoelectronic analog-to-digital converter |
04/17/2001 | US6219172 Sampling and processing signals by using optical pulses |
03/27/2001 | US6207947 Using DUV curing to form a protective coating for color filters |
02/22/2001 | WO2001013170A1 A/d conversion method and apparatus |
01/16/2001 | US6175320 All optical analog-to-digital converter employing an improved stabilized optical interferometer |
12/14/2000 | WO2000075721A1 High speed optical analogue to digital converter and digital optical wavemeter |
12/12/2000 | US6160930 Optical sample and hold architecture |
12/12/2000 | US6160504 Repetitive absorptive thresholding optical quantizer |
09/19/2000 | US6121907 Upward-folding successive-approximation optical analog-to-digital converter and method for performing conversion |
09/19/2000 | US6119937 Information reproduction system, information recording system and information recording medium utilizing an optically readable DOT code |
09/13/2000 | CN2396413Y Multi-ring absolute magnitude optoelectric encoder |
09/12/2000 | US6118397 Fully optical analog to digital converters with complementary outputs |
09/06/2000 | EP1032989A1 Sampling of electronic signals using optical pulses |
06/28/2000 | EP1014588A2 Optoelectronic analog-to-digital converter |
05/31/2000 | CN1254852A Diver for electro-optical device, electro-optical device and electronic device thereof |
05/16/2000 | US6064325 Frequency modulation-based folding optical analog-to-digital converter |
04/19/2000 | EP0994458A1 Video signal driver for matrix display |
03/15/2000 | EP0985956A1 Upward-folding successive approximation optical analog-to-digital converter and method for performing conversion |
03/15/2000 | EP0985955A1 Frequency modulation-based folding optical analog-to-digital-converter |
02/16/2000 | EP0980147A2 Optical sample and hold architecture |
09/23/1999 | WO1999047900A1 Using duv curing to form a protective coating for color filters |
05/27/1999 | WO1999026363A1 Sampling of electronic signals using optical pulses |
05/27/1999 | CA2310626A1 Sampling of electronic signals using optical pulses |
03/10/1999 | CN1210311A 光学式解码器 Optical decoder |
01/13/1999 | CN2304143Y Zero-setting circuit for single-chip-machine type photoelectric coder |
12/01/1998 | US5845326 Computer system and method for obtaining memory check points and recovering from faults using the checkpoints and cache flush operations |
10/13/1998 | US5822108 Digital optical power modulator |
02/25/1998 | EP0825720A1 Analogue to digital converter |
05/13/1997 | US5629699 Analogue-to-digital converter and analogue-to-digital conversion system embodying said converter |
05/06/1997 | US5627920 Optical-optical modulators |
03/26/1997 | CN1146026A Computer system with two phase checkpoints |
12/27/1996 | EP0750259A1 Computer system with two phase checkpoints |
01/31/1996 | EP0694805A1 Analog-digital converter and analog-digital system using said converter |
09/12/1995 | US5449907 Programmable on-focal plane signal processor |
05/03/1995 | EP0651566A1 Programmable on-focal plane signal processor |
01/10/1995 | US5381147 Process for the analog-to-digital conversion of microwave signals |
11/23/1993 | US5264849 Optical A/D conversion using asymmetrical-neural-networks |
11/18/1993 | DE4216065A1 Microwave signal A=D conversion by Mach-Zehnder modulator-interferometer - offsetting optical carriers by microwave frequency and feeding as electrical signals to comparator, with electric fields in optical waveguides differing by factor of two |
11/18/1993 | DE4216064A1 Optical A=D converter usable at frequencies above 1 GHz - phase-shifts optical signals of coherent laser source after vertical and horizontal polarisation |
02/17/1993 | CN1069120A Photoelectric coding disk produced by " huiwen" code and its design procedure |
08/25/1992 | US5142285 Acousto-optic theta modulation-based analog-to-digital converter |
08/11/1992 | US5137359 Digital phase modulator for fiber optic sagnac interferometer |
03/04/1992 | CN2098047U Fast face spectrum detector |
08/13/1991 | US5039988 Optoelectronic digital to analog converter |
04/23/1991 | US5010346 Electro-optical analog-to-digital converter and method for digitizing an analog signal |
02/12/1991 | US4991920 Optical converter |