CA2019943A1 - Dispositif automatique de reglage d'exposition - Google Patents

Dispositif automatique de reglage d'exposition

Info

Publication number
CA2019943A1
CA2019943A1 CA2019943A CA2019943A CA2019943A1 CA 2019943 A1 CA2019943 A1 CA 2019943A1 CA 2019943 A CA2019943 A CA 2019943A CA 2019943 A CA2019943 A CA 2019943A CA 2019943 A1 CA2019943 A1 CA 2019943A1
Authority
CA
Canada
Prior art keywords
adjusting apparatus
automatic exposure
exposure
mean value
exposure adjusting
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.)
Granted
Application number
CA2019943A
Other languages
English (en)
Other versions
CA2019943C (fr
Inventor
Toshinobu Haruki
Kenichi Kikuchi
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.)
Sanyo Electric Co Ltd
Original Assignee
Sanyo Electric Co 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
Priority claimed from JP1166134A external-priority patent/JPH088659B2/ja
Priority claimed from JP1236246A external-priority patent/JP2517408B2/ja
Priority claimed from JP1236242A external-priority patent/JPH0399584A/ja
Priority claimed from JP1236245A external-priority patent/JPH07122727B2/ja
Priority claimed from JP1236243A external-priority patent/JPH087361B2/ja
Application filed by Sanyo Electric Co Ltd filed Critical Sanyo Electric Co Ltd
Publication of CA2019943A1 publication Critical patent/CA2019943A1/fr
Application granted granted Critical
Publication of CA2019943C publication Critical patent/CA2019943C/fr
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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
    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
    • G05B13/00—Adaptive control systems, i.e. systems automatically adjusting themselves to have a performance which is optimum according to some preassigned criterion
    • G05B13/02—Adaptive control systems, i.e. systems automatically adjusting themselves to have a performance which is optimum according to some preassigned criterion electric
    • G05B13/0265—Adaptive control systems, i.e. systems automatically adjusting themselves to have a performance which is optimum according to some preassigned criterion electric the criterion being a learning criterion
    • G05B13/0275—Adaptive control systems, i.e. systems automatically adjusting themselves to have a performance which is optimum according to some preassigned criterion electric the criterion being a learning criterion using fuzzy logic only
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S706/00—Data processing: artificial intelligence
    • Y10S706/90—Fuzzy logic

Landscapes

  • Engineering & Computer Science (AREA)
  • Artificial Intelligence (AREA)
  • Software Systems (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Mathematical Physics (AREA)
  • Fuzzy Systems (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Evolutionary Computation (AREA)
  • Medical Informatics (AREA)
  • General Physics & Mathematics (AREA)
  • Automation & Control Theory (AREA)
  • Exposure Control For Cameras (AREA)
  • Studio Devices (AREA)
CA002019943A 1989-06-28 1990-06-27 Dispositif automatique de reglage d'exposition Expired - Lifetime CA2019943C (fr)

Applications Claiming Priority (10)

Application Number Priority Date Filing Date Title
JP1166134A JPH088659B2 (ja) 1989-06-28 1989-06-28 自動露出調整装置
JP1-166134 1989-06-28
JP1-236243 1989-09-12
JP1-236242 1989-09-12
JP1236246A JP2517408B2 (ja) 1989-09-12 1989-09-12 ビデオカメラ
JP1236242A JPH0399584A (ja) 1989-09-12 1989-09-12 自動露出調整装置
JP1236245A JPH07122727B2 (ja) 1989-09-12 1989-09-12 自動露出調整装置
JP1-236245 1989-09-12
JP1236243A JPH087361B2 (ja) 1989-09-12 1989-09-12 自動露出調整装置
JP1-236246 1989-09-12

Publications (2)

Publication Number Publication Date
CA2019943A1 true CA2019943A1 (fr) 1990-12-28
CA2019943C CA2019943C (fr) 2000-01-11

Family

ID=27528397

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002019943A Expired - Lifetime CA2019943C (fr) 1989-06-28 1990-06-27 Dispositif automatique de reglage d'exposition

Country Status (7)

Country Link
US (1) US5111301A (fr)
EP (1) EP0411318B1 (fr)
KR (1) KR0125871B1 (fr)
AU (1) AU624519B2 (fr)
CA (1) CA2019943C (fr)
DE (1) DE69013261T2 (fr)
ES (1) ES2065439T3 (fr)

Families Citing this family (28)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5084754A (en) * 1989-09-20 1992-01-28 Sony Corporation Method and apparatus for effecting fuzzy control of an imaging device
US5281995A (en) * 1990-07-27 1994-01-25 Fuji Photo Film Co., Ltd. Method of determining an exposure for use in an image forming apparatus
JP2839202B2 (ja) * 1990-09-04 1998-12-16 株式会社日立製作所 撮像装置の自動露光制御装置及び方法
JP2942047B2 (ja) * 1991-03-15 1999-08-30 シャープ株式会社 ビデオカメラ
US5266984A (en) * 1991-03-22 1993-11-30 Nikon Corporation Exposure calculating apparatus for camera
EP0895416A3 (fr) * 1991-04-30 1999-08-25 Canon Kabushiki Kaisha Dispositif d'enregistrement magnétique d'un appareil photographique
US5751844A (en) * 1992-04-20 1998-05-12 International Business Machines Corporation Method and apparatus for image acquisition with adaptive compensation for image exposure variation
JP3339876B2 (ja) * 1992-04-28 2002-10-28 株式会社日立製作所 撮像装置
JP3412174B2 (ja) * 1992-05-21 2003-06-03 松下電器産業株式会社 自動露光制御装置
DE69320194T2 (de) * 1993-09-30 1999-05-06 Co.Ri.M.Me. Consorzio Per La Ricerca Sulla Microelettronica Nel Mezzogiorno, Catania Filterarchitektur, besonders für Videoanwendungen
WO1996013798A2 (fr) * 1994-10-25 1996-05-09 United Parcel Service Of America, Inc. Camera electronique automatique destinee a capter une image d'etiquette
US5774630A (en) * 1995-11-21 1998-06-30 Samsung Electronics Co., Ltd. Parameter set up method of membership functions for fuzzy control of washing machine motor
JPH09284784A (ja) * 1996-04-12 1997-10-31 Sony Corp カラー撮像装置
US6195127B1 (en) * 1996-07-18 2001-02-27 Sanyo Electric Co., Ltd. Digital camera, having a flash unit, which determines proper flash duration through an assessment of image luminance and, where needed, a preliminary flash emission
FI102140B (fi) * 1996-11-14 1998-10-30 Instrumentarium Corp Optimoiva menetelmä valotusautomatiikan säätämiseksi röntgenlaitteissa
JP3892172B2 (ja) 1998-07-24 2007-03-14 松下電器産業株式会社 固体撮像装置
US6930710B1 (en) * 1998-11-13 2005-08-16 Cnh Canada, Ltd. Method of and apparatus for processing a video image
US7119923B1 (en) * 1999-07-23 2006-10-10 Fuji Photo Film Co., Ltd. Apparatus and method for image processing
US6588879B2 (en) * 2001-12-03 2003-07-08 Supersample Corporation Method for ink jet printing a digital image on a textile, the system and apparatus for practicing the method, and products produced by the system and apparatus using the method
JP4094364B2 (ja) * 2002-07-19 2008-06-04 富士フイルム株式会社 固体撮像装置およびその測光方法
JP4053858B2 (ja) * 2002-09-30 2008-02-27 富士フイルム株式会社 固体撮像装置の信号読出し方法
KR100557219B1 (ko) * 2004-07-06 2006-03-07 삼성전자주식회사 자동 노출 보정 방법 및 보정 장치
CN100568926C (zh) * 2006-04-30 2009-12-09 华为技术有限公司 自动曝光控制参数的获得方法及控制方法和成像装置
JP4353223B2 (ja) * 2006-09-07 2009-10-28 ソニー株式会社 画像データ処理装置、画像データ処理方法および撮像システム
US8554011B2 (en) * 2011-06-07 2013-10-08 Microsoft Corporation Automatic exposure correction of images
JP6307943B2 (ja) * 2014-03-07 2018-04-11 セイコーエプソン株式会社 印刷装置、印刷装置の制御方法、及び、印刷装置の制御プログラム
WO2019082397A1 (fr) * 2017-10-27 2019-05-02 日立建機株式会社 Dispositif d'accumulation de quantité de chargement et système d'accumulation de quantité de chargement
JP2022018428A (ja) * 2020-07-15 2022-01-27 株式会社デンソー 露出制御装置、露出制御方法、および露出制御プログラム

Family Cites Families (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4050085A (en) * 1969-06-04 1977-09-20 Hughes Aircraft Company Automatic light control system
DE3007575C2 (de) * 1979-02-28 1997-03-20 Nikon Corp Berechnungsvorrichtung für einen optimalen Belichtungswert
US4306787A (en) * 1979-11-22 1981-12-22 Nippon Kogaku K.K. Exposure control apparatus for camera provided with multi metering device
JPS5741079A (en) * 1980-08-26 1982-03-06 Asahi Optical Co Ltd Automatic television camera exposure device by division of picture
US4443080A (en) * 1980-11-12 1984-04-17 Nippon Kogaku K.K. Exposure control apparatus based on multimetering system
US4429969A (en) * 1981-04-10 1984-02-07 Nippon Kogaku K. K. Exposure control device of camera for flash exposure
JPS5827472A (ja) * 1981-08-10 1983-02-18 Sony Corp 固体撮像装置の制御装置
US4546248A (en) * 1983-09-08 1985-10-08 The United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration Wide dynamic range video camera
JPS60167576A (ja) * 1984-01-31 1985-08-30 Canon Inc 撮像装置
JPH07118786B2 (ja) * 1985-11-08 1995-12-18 松下電器産業株式会社 撮像装置
JPH0771209B2 (ja) * 1986-06-13 1995-07-31 三洋電機株式会社 オ−トフォ−カス回路
JPS62296673A (ja) * 1986-06-16 1987-12-23 Matsushita Electric Works Ltd 自動絞り調整機能付きテレビカメラ
US4843476A (en) * 1986-11-25 1989-06-27 Matsushita Electric Industrial Co., Ltd. System for controlling the amount of light reaching an image pick-up apparatus based on a brightness/darkness ratio weighing
DE3643870C2 (de) * 1986-12-22 1994-11-17 Broadcast Television Syst Verfahren und Schaltung zur automatischen Belichtungsregelung einer Fernsehkamera
US4843478A (en) * 1987-12-09 1989-06-27 Alden Electronics, Inc. Tunable filter circuit for facsimile recorders
AU607033B2 (en) * 1988-01-12 1991-02-21 Sanyo Electric Co., Ltd. Auto iris/gamma correction apparatus for making automatic exposure adjustment and/or automatic gamma correction in response to video signal and image sensing apparatus comprising such auto iris/gamma correction apparatus
GB2219461B (en) * 1988-05-02 1992-11-18 Canon Kk Exposure control device
US4969045A (en) * 1988-05-20 1990-11-06 Sanyo Electric Co., Ltd. Image sensing apparatus having automatic iris function of automatically adjusting exposure in response to video signal
US5029314A (en) * 1989-06-07 1991-07-02 Canon Kabushiki Kaisha Image formation condition controlling apparatus based on fuzzy inference

Also Published As

Publication number Publication date
KR910002234A (ko) 1991-01-31
DE69013261D1 (de) 1994-11-17
DE69013261T2 (de) 1995-05-18
KR0125871B1 (ko) 1997-12-19
EP0411318A1 (fr) 1991-02-06
AU5798090A (en) 1991-01-10
EP0411318B1 (fr) 1994-10-12
US5111301A (en) 1992-05-05
ES2065439T3 (es) 1995-02-16
AU624519B2 (en) 1992-06-11
CA2019943C (fr) 2000-01-11

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Legal Events

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