IL118450A - Ambient light automatic gain control for electronic imaging cameras and the like - Google Patents

Ambient light automatic gain control for electronic imaging cameras and the like

Info

Publication number
IL118450A
IL118450A IL11845096A IL11845096A IL118450A IL 118450 A IL118450 A IL 118450A IL 11845096 A IL11845096 A IL 11845096A IL 11845096 A IL11845096 A IL 11845096A IL 118450 A IL118450 A IL 118450A
Authority
IL
Israel
Prior art keywords
ambient light
gain control
automatic gain
electronic imaging
imaging cameras
Prior art date
Application number
IL11845096A
Other languages
English (en)
Other versions
IL118450A0 (en
Original Assignee
Hughes Missile Systems
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 Hughes Missile Systems filed Critical Hughes Missile Systems
Publication of IL118450A0 publication Critical patent/IL118450A0/xx
Publication of IL118450A publication Critical patent/IL118450A/xx

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
    • H04N23/70—Circuitry for compensating brightness variation in the scene
    • H04N23/71—Circuitry for evaluating the brightness variation

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Studio Devices (AREA)
  • Light Guides In General And Applications Therefor (AREA)
  • Closed-Circuit Television Systems (AREA)
IL11845096A 1995-06-06 1996-05-28 Ambient light automatic gain control for electronic imaging cameras and the like IL118450A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US08/471,467 US5742340A (en) 1995-06-06 1995-06-06 Ambient light automatic gain control for electronic imaging cameras and the like

Publications (2)

Publication Number Publication Date
IL118450A0 IL118450A0 (en) 1996-09-12
IL118450A true IL118450A (en) 1999-05-09

Family

ID=23871747

Family Applications (1)

Application Number Title Priority Date Filing Date
IL11845096A IL118450A (en) 1995-06-06 1996-05-28 Ambient light automatic gain control for electronic imaging cameras and the like

Country Status (9)

Country Link
US (1) US5742340A (fr)
EP (1) EP0748114B1 (fr)
JP (1) JP2763286B2 (fr)
AU (1) AU687678B2 (fr)
CA (1) CA2177517C (fr)
DE (1) DE69616159T2 (fr)
DK (1) DK0748114T3 (fr)
IL (1) IL118450A (fr)
NO (1) NO319180B1 (fr)

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5963253A (en) * 1997-01-17 1999-10-05 Raytheon Company Light sensor and thresholding method for minimizing transmission of redundant data
JP3535406B2 (ja) 1999-02-15 2004-06-07 ワテック株式会社 Ｃｃｄカメラの信号増幅回路
WO2000057638A1 (fr) * 1999-03-22 2000-09-28 Alves James F Capteur de lumiere ambiante a domaine dynamique destine a des cameras a imagerie electronique
US6469289B1 (en) 2000-01-21 2002-10-22 Symagery Microsystems Inc. Ambient light detection technique for an imaging array
US7303126B2 (en) * 2004-03-18 2007-12-04 Symbol Technologies, Inc. System and method for sensing ambient light in an optical code reader
US7471334B1 (en) 2004-11-22 2008-12-30 Stenger Thomas A Wildlife-sensing digital camera with instant-on capability and picture management software
US7791670B2 (en) * 2005-05-11 2010-09-07 Delphi Technologies, Inc. Method of operation for a vision-based occupant sensing system
US7546026B2 (en) * 2005-10-25 2009-06-09 Zoran Corporation Camera exposure optimization techniques that take camera and scene motion into account
US7697836B2 (en) * 2006-10-25 2010-04-13 Zoran Corporation Control of artificial lighting of a scene to reduce effects of motion in the scene on an image being acquired
US20080099662A1 (en) * 2006-10-31 2008-05-01 Muth Global Visions, Llc Method for adjusting an object detection apparatus
DE102007010649B8 (de) * 2007-03-02 2009-01-22 Thermosensorik Gmbh Verfahren und Vorrichtung zur adaptiven Änderung der Integrationszeit eines Infrarotsensors
US7652716B2 (en) * 2007-05-31 2010-01-26 Microsoft Corporation Computer-controlled lighting for video communication
US8482620B2 (en) 2008-03-11 2013-07-09 Csr Technology Inc. Image enhancement based on multiple frames and motion estimation
WO2011041739A1 (fr) * 2009-10-01 2011-04-07 Pelco, Inc. Remise au point de caméra de surveillance vidéo
US9848114B2 (en) 2009-12-07 2017-12-19 Cobra Electronics Corporation Vehicle camera system
WO2012172453A1 (fr) * 2011-06-16 2012-12-20 Koninklijke Philips Electronics N.V. Intégration de lumière du jour robuste à l'aide de lumière codée
AU2013252988B2 (en) 2012-02-10 2017-01-19 Carnegie Mellon University System and method of material handling on transferring vehicle to control material distribution to receiving vehicle
US9279881B2 (en) 2013-03-12 2016-03-08 Escort Inc. Radar false alert reduction
CA2997937C (fr) * 2015-09-14 2018-09-04 Cobra Electronics Corporation Systeme de camera de vehicule
US9965696B2 (en) 2015-12-31 2018-05-08 James Alves Digital camera control system
US9454154B1 (en) 2016-03-07 2016-09-27 Amazon Technologies, Inc. Incident light sensor on autonomous vehicle

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2640370A1 (de) * 1976-09-08 1978-03-09 Plaubel Feinmechanik & Optik Gegenlichtblende fuer fotografische kameras
DE2749232C2 (de) * 1977-11-03 1979-10-11 Siemens Ag, 1000 Berlin Und 8000 Muenchen Lichtmeßgeber
JPS5795771A (en) * 1980-12-05 1982-06-14 Fuji Photo Film Co Ltd Solid-state image pickup device
US4635126A (en) * 1981-12-18 1987-01-06 Canon Kabushiki Kaisha Image pick-up system
JPS58215884A (ja) * 1982-06-10 1983-12-15 Sony Corp 電子カメラ
JPS59136722A (ja) * 1983-01-27 1984-08-06 Ricoh Co Ltd レンズシヤツタカメラ
DE3642275A1 (de) * 1986-12-11 1988-06-23 Kernforschungsanlage Juelich Einlasssystem fuer photodetektoren mit 180(grad) bildwinkel und damit versehene detektoren
JPH0723774Y2 (ja) * 1988-01-25 1995-05-31 富士写真フイルム株式会社 カメラ
JPH01260329A (ja) * 1988-04-11 1989-10-17 Nec Corp 赤外線撮像装置
JPH02189090A (ja) * 1989-01-18 1990-07-25 Mitsubishi Electric Corp オートホワイトバランス回路
JPH05505293A (ja) * 1990-12-24 1993-08-05 イーストマン・コダック・カンパニー 電子イメージング・システムにおける自動露光制御方法及び装置
US5418567A (en) * 1993-01-29 1995-05-23 Bayport Controls, Inc. Surveillance camera system

Also Published As

Publication number Publication date
AU5227696A (en) 1996-12-19
EP0748114B1 (fr) 2001-10-24
US5742340A (en) 1998-04-21
DK0748114T3 (da) 2002-02-18
IL118450A0 (en) 1996-09-12
NO962344D0 (no) 1996-06-05
DE69616159T2 (de) 2002-07-04
JPH099141A (ja) 1997-01-10
NO319180B1 (no) 2005-06-27
DE69616159D1 (de) 2001-11-29
NO962344L (no) 1996-12-09
JP2763286B2 (ja) 1998-06-11
AU687678B2 (en) 1998-02-26
EP0748114A1 (fr) 1996-12-11
CA2177517A1 (fr) 1996-12-07
CA2177517C (fr) 1999-07-27

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Legal Events

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