DE602005022745D1 - Optische korrelationsvorrichtung und verfahren - Google Patents

Optische korrelationsvorrichtung und verfahren

Info

Publication number
DE602005022745D1
DE602005022745D1 DE602005022745T DE602005022745T DE602005022745D1 DE 602005022745 D1 DE602005022745 D1 DE 602005022745D1 DE 602005022745 T DE602005022745 T DE 602005022745T DE 602005022745 T DE602005022745 T DE 602005022745T DE 602005022745 D1 DE602005022745 D1 DE 602005022745D1
Authority
DE
Germany
Prior art keywords
optical
correlation
input data
detector
phase
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
DE602005022745T
Other languages
English (en)
Inventor
Rebecca Anne Wilson
Andrew Charles Lewin
Meirion Francis Lewis
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Qinetiq Ltd
Original Assignee
Qinetiq Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Qinetiq Ltd filed Critical Qinetiq Ltd
Publication of DE602005022745D1 publication Critical patent/DE602005022745D1/de
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06E—OPTICAL COMPUTING DEVICES; COMPUTING DEVICES USING OTHER RADIATIONS WITH SIMILAR PROPERTIES
    • G06E3/00—Devices not provided for in group G06E1/00, e.g. for processing analogue or hybrid data
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
    • G06V10/00—Arrangements for image or video recognition or understanding
    • G06V10/88—Image or video recognition using optical means, e.g. reference filters, holographic masks, frequency domain filters or spatial domain filters
    • G06V10/89—Image or video recognition using optical means, e.g. reference filters, holographic masks, frequency domain filters or spatial domain filters using frequency domain filters, e.g. Fourier masks implemented on spatial light modulators
    • G06V10/893—Image or video recognition using optical means, e.g. reference filters, holographic masks, frequency domain filters or spatial domain filters using frequency domain filters, e.g. Fourier masks implemented on spatial light modulators characterised by the kind of filter
    • G06V10/895—Image or video recognition using optical means, e.g. reference filters, holographic masks, frequency domain filters or spatial domain filters using frequency domain filters, e.g. Fourier masks implemented on spatial light modulators characterised by the kind of filter the filter being related to phase processing, e.g. phase-only filters

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Mathematical Physics (AREA)
  • Multimedia (AREA)
  • Optical Communication System (AREA)
  • Optical Modulation, Optical Deflection, Nonlinear Optics, Optical Demodulation, Optical Logic Elements (AREA)
  • Holo Graphy (AREA)
  • Wire Bonding (AREA)
  • Cash Registers Or Receiving Machines (AREA)
  • Crystals, And After-Treatments Of Crystals (AREA)
DE602005022745T 2004-10-18 2005-10-18 Optische korrelationsvorrichtung und verfahren Active DE602005022745D1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB0423093A GB2419208A (en) 2004-10-18 2004-10-18 Optical correlation employing an optical bit delay
PCT/GB2005/004028 WO2006043057A2 (en) 2004-10-18 2005-10-18 Optical correlation apparatus and method

Publications (1)

Publication Number Publication Date
DE602005022745D1 true DE602005022745D1 (de) 2010-09-16

Family

ID=33462907

Family Applications (1)

Application Number Title Priority Date Filing Date
DE602005022745T Active DE602005022745D1 (de) 2004-10-18 2005-10-18 Optische korrelationsvorrichtung und verfahren

Country Status (10)

Country Link
US (1) US8078663B2 (de)
EP (1) EP1803077B1 (de)
JP (1) JP2008517312A (de)
CN (1) CN101080727A (de)
AT (1) ATE476717T1 (de)
AU (1) AU2005297056A1 (de)
CA (1) CA2583279A1 (de)
DE (1) DE602005022745D1 (de)
GB (1) GB2419208A (de)
WO (1) WO2006043057A2 (de)

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* Cited by examiner, † Cited by third party
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EP3226073A3 (de) * 2003-04-09 2017-10-11 Nikon Corporation Belichtungsverfahren und -vorrichtung sowie verfahren zur herstellung der vorrichtung
TWI457712B (zh) 2003-10-28 2014-10-21 尼康股份有限公司 照明光學裝置、投影曝光裝置、曝光方法以及元件製造方法
TWI519819B (zh) 2003-11-20 2016-02-01 尼康股份有限公司 光束變換元件、光學照明裝置、曝光裝置、以及曝光方法
TWI494972B (zh) 2004-02-06 2015-08-01 尼康股份有限公司 偏光變換元件、光學照明裝置、曝光裝置以及曝光方法
TWI453795B (zh) * 2005-01-21 2014-09-21 尼康股份有限公司 照明光學裝置、曝光裝置、曝光方法以及元件製造方法
GB0525234D0 (en) 2005-12-12 2006-01-18 Qinetiq Ltd Correlation apparatus
US7701558B2 (en) * 2006-09-22 2010-04-20 Leica Geosystems Ag LIDAR system
GB2445588A (en) 2006-12-16 2008-07-16 Qinetiq Ltd Optical Correlation Apparatus with parallel optical signals
GB0625107D0 (en) * 2006-12-16 2007-01-24 Qinetiq Ltd Improvements to optical correlation apparatus
WO2008152642A1 (en) * 2007-06-13 2008-12-18 Ramot At Tel Aviv University Ltd. Linearised optical digital modulator
US7420656B1 (en) * 2007-08-20 2008-09-02 Sandia Corporation Scannerless loss modulated flash color range imaging
US8451427B2 (en) 2007-09-14 2013-05-28 Nikon Corporation Illumination optical system, exposure apparatus, optical element and manufacturing method thereof, and device manufacturing method
JP5267029B2 (ja) 2007-10-12 2013-08-21 株式会社ニコン 照明光学装置、露光装置及びデバイスの製造方法
KR101546987B1 (ko) * 2007-10-16 2015-08-24 가부시키가이샤 니콘 조명 광학 시스템, 노광 장치 및 디바이스 제조 방법
CN101681123B (zh) 2007-10-16 2013-06-12 株式会社尼康 照明光学系统、曝光装置以及元件制造方法
US8379187B2 (en) 2007-10-24 2013-02-19 Nikon Corporation Optical unit, illumination optical apparatus, exposure apparatus, and device manufacturing method
US9116346B2 (en) 2007-11-06 2015-08-25 Nikon Corporation Illumination apparatus, illumination method, exposure apparatus, and device manufacturing method
WO2009145048A1 (ja) 2008-05-28 2009-12-03 株式会社ニコン 空間光変調器の検査装置および検査方法、照明光学系、照明光学系の調整方法、露光装置、およびデバイス製造方法
EP2341450A1 (de) 2009-08-21 2011-07-06 Mikko Kalervo Väänänen Verfahren und Mittel zur Datensuche und Sprachübersetzung
GB201013195D0 (en) 2009-09-28 2010-09-22 Qinetiq Ltd Processor
GB2501309A (en) 2012-04-20 2013-10-23 Ibm Using derivatives to compare event data sets.
EP2709295A1 (de) * 2012-09-14 2014-03-19 Alcatel Lucent Anzeige eines optischen Signals durch lineare optische Abtastung
US9671673B2 (en) * 2014-11-17 2017-06-06 Singapore University Of Technology And Design Optical device for dispersion compensation
EP3701311A4 (de) * 2017-10-26 2021-07-07 Shenzhen Genorivision Technology Co. Ltd. Lidar-lichtquelle
DE102018222415A1 (de) * 2018-12-20 2020-06-25 Robert Bosch Gmbh Multikanal-Analog-Digital-Wandlervorrichtung für einen optoelektronischen Sensor, Verfahren zur Signalmodulation in einem optoelektronischen Sensor und laserbasierter Entfernungs- und/oder Geschwindigkeitssensor
CN111949067B (zh) * 2019-05-14 2023-04-18 中国科学院上海光学精密机械研究所 达曼卷积光计算机

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Publication number Priority date Publication date Assignee Title
US3441724A (en) * 1964-12-08 1969-04-29 Philco Ford Corp Optical correlator
US4651297A (en) * 1984-11-28 1987-03-17 General Dynamics, Pomona Division Two-dimensional image correlator
US5040140A (en) * 1989-04-28 1991-08-13 The United States Of America As Represented By The Secretary Of The Air Force Single SLM joint transform correaltors
JPH05300124A (ja) * 1992-04-17 1993-11-12 Nippon Telegr & Teleph Corp <Ntt> 光符号化多重伝送方式
US5327286A (en) * 1992-08-31 1994-07-05 Texas Instruments Incorporated Real time optical correlation system
US5276636A (en) * 1992-09-14 1994-01-04 Cohn Robert W Method and apparatus for adaptive real-time optical correlation using phase-only spatial light modulators and interferometric detection
GB2363886B (en) * 1996-09-21 2002-02-20 Secr Defence Hybrid digital/optical system for pattern recognition
GB2317487A (en) * 1996-09-21 1998-03-25 Rupert Charles David Young Hybrid digital/optical system for pattern recognition
JP2001086097A (ja) * 1999-09-10 2001-03-30 Fuji Xerox Co Ltd 光信号多重伝送方法及び光信号多重伝送システム
JP3326473B2 (ja) * 1999-12-07 2002-09-24 独立行政法人通信総合研究所 光相関器

Also Published As

Publication number Publication date
AU2005297056A1 (en) 2006-04-27
CA2583279A1 (en) 2006-04-27
JP2008517312A (ja) 2008-05-22
ATE476717T1 (de) 2010-08-15
WO2006043057A3 (en) 2006-08-31
EP1803077B1 (de) 2010-08-04
CN101080727A (zh) 2007-11-28
US20080021948A1 (en) 2008-01-24
EP1803077A2 (de) 2007-07-04
GB0423093D0 (en) 2004-11-17
US8078663B2 (en) 2011-12-13
GB2419208A (en) 2006-04-19
WO2006043057A2 (en) 2006-04-27

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