DE3168770D1 - Optical system for high speed ambiguity function evaluation - Google Patents

Optical system for high speed ambiguity function evaluation

Info

Publication number
DE3168770D1
DE3168770D1 DE8181105852T DE3168770T DE3168770D1 DE 3168770 D1 DE3168770 D1 DE 3168770D1 DE 8181105852 T DE8181105852 T DE 8181105852T DE 3168770 T DE3168770 T DE 3168770T DE 3168770 D1 DE3168770 D1 DE 3168770D1
Authority
DE
Germany
Prior art keywords
optical system
high speed
function evaluation
ambiguity function
speed ambiguity
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.)
Expired
Application number
DE8181105852T
Other languages
English (en)
Inventor
Poohsan N Tamura
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.)
Honeywell Inc
Original Assignee
Honeywell Inc
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 Honeywell Inc filed Critical Honeywell Inc
Application granted granted Critical
Publication of DE3168770D1 publication Critical patent/DE3168770D1/de
Expired legal-status Critical Current

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
    • G06E3/001—Analogue devices in which mathematical operations are carried out with the aid of optical or electro-optical elements
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
    • G02B27/42—Diffraction optics, i.e. systems including a diffractive element being designed for providing a diffractive effect
    • G02B27/46—Systems using spatial filters

Landscapes

  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Mathematical Physics (AREA)
  • Nonlinear Science (AREA)
  • Optical Communication System (AREA)
  • Optical Radar Systems And Details Thereof (AREA)
  • Length Measuring Devices By Optical Means (AREA)
DE8181105852T 1980-07-29 1981-07-24 Optical system for high speed ambiguity function evaluation Expired DE3168770D1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/173,319 US4389092A (en) 1980-07-29 1980-07-29 High speed ambiguity function evaluation by optical processing utilizing a space variant linear phase shifter

Publications (1)

Publication Number Publication Date
DE3168770D1 true DE3168770D1 (en) 1985-03-21

Family

ID=22631481

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8181105852T Expired DE3168770D1 (en) 1980-07-29 1981-07-24 Optical system for high speed ambiguity function evaluation

Country Status (4)

Country Link
US (1) US4389092A (de)
EP (1) EP0045069B1 (de)
JP (1) JPS5753723A (de)
DE (1) DE3168770D1 (de)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4440472A (en) * 1981-04-24 1984-04-03 The United States Of America As Represented By The Director Of National Security Agency Space integrating ambiguity processor
US4620290A (en) * 1981-05-01 1986-10-28 James Constant Transmission line dividers multipliers Fourier transformers and convolvers
US4468093A (en) * 1982-12-09 1984-08-28 The United States Of America As Represented By The Director Of The National Security Agency Hybrid space/time integrating optical ambiguity processor
US4531195A (en) * 1983-05-16 1985-07-23 Lee John N Polychromatic time-integrating optical processor for high-speed ambiguity processing
US4556950A (en) * 1983-09-02 1985-12-03 Environmental Research Institute Of Michigan Incoherent optical processor
US4579421A (en) * 1983-10-05 1986-04-01 The United States Of America As Represented By The Director Of The National Security Agency Optical adaptive filter
US4737930A (en) * 1983-10-26 1988-04-12 James Constant Transmission line dividers and multipliers
US4729632A (en) * 1986-11-25 1988-03-08 The United States Of America As Represented By The Director Of The National Security Agency Common path acoustoptic adaptive linear predictors
US5107351A (en) * 1990-02-16 1992-04-21 Grumman Aerospace Corporation Image enhanced optical correlator system
DE69120455T2 (de) * 1990-04-12 1997-02-06 Olympus Optical Co Automatisches Fokussiergerät mit Verfahren zur optimalen Berechnung der Fokussierposition
US5235375A (en) * 1990-04-12 1993-08-10 Olympus Optical Co., Ltd. Focusing position detecting and automatic focusing apparatus with optimal focusing position calculation method
JP3245882B2 (ja) * 1990-10-24 2002-01-15 株式会社日立製作所 パターン形成方法、および投影露光装置
US5644429A (en) * 1992-07-23 1997-07-01 Research Foundation Of City College Of New York 2-dimensional imaging of translucent objects in turbid media
US5682262A (en) * 1995-12-13 1997-10-28 Massachusetts Institute Of Technology Method and device for generating spatially and temporally shaped optical waveforms
AU2001275342A1 (en) 2000-06-06 2001-12-17 Altratek Inc. System and method for detection and tracking of targets
US7221701B2 (en) * 2002-08-28 2007-05-22 Altratek, Inc. System and method for CDMA communications
WO2006017265A2 (en) * 2004-07-12 2006-02-16 Signal-Labs, Inc. System and method for detection and tracking of targets
WO2006133268A2 (en) 2005-06-06 2006-12-14 Signal Labs, Inc. System and method for detection and discrimination of targets in the presence of interference
WO2008094701A1 (en) * 2007-01-31 2008-08-07 Signal Labs, Inc. System and methods for multistep target detection and parameter estimation

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3903407A (en) * 1963-12-11 1975-09-02 Us Navy Method for correlating frequency-modulated signals
US3432647A (en) * 1963-12-13 1969-03-11 Raymond M Wilmotte Electro-optical correlator
CA1021872A (en) * 1974-03-29 1977-11-29 Jenny Bramley Optoelectronic means for one-dimensional integral transforms of two dimensional information
CA1037306A (en) * 1976-04-30 1978-08-29 Her Majesty The Queen In Right Of Canada As Represented By The Minister Of National Defence Of Her Majesty's Canadian Government Frequency plane filters for an optical processor for synthetic aperture radar
US4071907A (en) * 1976-10-12 1978-01-31 The United States Of America As Represented By The Secretary Of The Navy Radar signal processor utilizing a multi-channel optical correlator
US4123142A (en) * 1977-02-28 1978-10-31 Sperry Rand Corporation Ambiguity plane optical processor incorporating magneto-optic, bubble domain histograph
US4286328A (en) * 1978-10-06 1981-08-25 The United States Of America As Represented By The Secretary Of The Navy Incoherent optical ambiguity function generator
US4310894A (en) * 1979-12-20 1982-01-12 Honeywell Inc. High speed ambiguity function evaluation by optical processing

Also Published As

Publication number Publication date
EP0045069A3 (en) 1982-05-12
US4389092A (en) 1983-06-21
JPS5753723A (en) 1982-03-30
EP0045069B1 (de) 1985-02-06
EP0045069A2 (de) 1982-02-03

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Legal Events

Date Code Title Description
8339 Ceased/non-payment of the annual fee