DE69331874D1 - Integrierte Einzel-Chip-Schaltung zur Fokussierregelung - Google Patents

Integrierte Einzel-Chip-Schaltung zur Fokussierregelung

Info

Publication number
DE69331874D1
DE69331874D1 DE69331874T DE69331874T DE69331874D1 DE 69331874 D1 DE69331874 D1 DE 69331874D1 DE 69331874 T DE69331874 T DE 69331874T DE 69331874 T DE69331874 T DE 69331874T DE 69331874 D1 DE69331874 D1 DE 69331874D1
Authority
DE
Germany
Prior art keywords
single chip
chip circuit
focusing control
integrated single
integrated
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 - Lifetime
Application number
DE69331874T
Other languages
English (en)
Other versions
DE69331874T2 (de
Inventor
Ryunosuke Iijima
Hirofumi Suda
Kunihiko Yamada
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.)
Canon Inc
Original Assignee
Canon 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
Priority claimed from JP4361620A external-priority patent/JPH06205265A/ja
Priority claimed from JP5078857A external-priority patent/JPH06268896A/ja
Application filed by Canon Inc filed Critical Canon Inc
Publication of DE69331874D1 publication Critical patent/DE69331874D1/de
Application granted granted Critical
Publication of DE69331874T2 publication Critical patent/DE69331874T2/de
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
    • H04N23/60—Control of cameras or camera modules
    • H04N23/67—Focus control based on electronic image sensor signals
    • H04N23/673—Focus control based on electronic image sensor signals based on contrast or high frequency components of image signals, e.g. hill climbing method
DE69331874T 1992-12-28 1993-12-24 One-chip integrated circuit for use in a controlling focusing means Expired - Lifetime DE69331874T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP4361620A JPH06205265A (ja) 1992-12-28 1992-12-28 自動焦点検出装置
JP5078857A JPH06268896A (ja) 1993-03-12 1993-03-12 自動焦点調節装置

Publications (2)

Publication Number Publication Date
DE69331874D1 true DE69331874D1 (de) 2002-06-06
DE69331874T2 DE69331874T2 (de) 2002-11-14

Family

ID=26419914

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69331874T Expired - Lifetime DE69331874T2 (de) 1992-12-28 1993-12-24 One-chip integrated circuit for use in a controlling focusing means

Country Status (3)

Country Link
US (2) US6271883B1 (de)
EP (1) EP0605240B1 (de)
DE (1) DE69331874T2 (de)

Families Citing this family (36)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3048180B2 (ja) * 1991-02-27 2000-06-05 キヤノン株式会社 撮像装置及び撮像信号処理装置
US6222588B1 (en) * 1993-05-28 2001-04-24 Canon Kabushiki Kaisha Automatic focus adjusting device with driving direction control
JPH0935492A (ja) * 1995-07-18 1997-02-07 Sony Corp ピークホールド回路及びこれを有する固体撮像装置、並びにこれを搭載したカメラ
JP4160664B2 (ja) * 1998-08-04 2008-10-01 株式会社リコー オートフォーカス装置、カメラ、および合焦位置決定方法
JP2000131598A (ja) * 1998-10-23 2000-05-12 Olympus Optical Co Ltd 自動焦点調節装置
US6972798B1 (en) * 1999-08-31 2005-12-06 Canon Kabushiki Kaisha Focusing device and method
DE60022975T2 (de) * 1999-12-21 2006-07-06 Koninklijke Philips Electronics N.V. Fotoapparat mit automatischem Fokussierungsgerät
JP3302003B2 (ja) * 2000-03-08 2002-07-15 三洋電機株式会社 オートフォーカス機能を有する撮像装置
US6873364B1 (en) * 2000-06-08 2005-03-29 Micron Technology, Inc. Low-power signal chain for image sensors
JP2001350170A (ja) * 2000-06-09 2001-12-21 Minolta Co Ltd デジタルカメラ
JP2002112106A (ja) * 2000-10-02 2002-04-12 Toshiba Corp 電子スチルカメラ
WO2005029835A2 (en) * 2002-01-04 2005-03-31 Warner Bros.Entertainment Inc. Registration of separations
US7127125B2 (en) * 2002-01-04 2006-10-24 Warner Bros. Entertainment Inc. Registration of separations
JP4090276B2 (ja) * 2002-05-28 2008-05-28 富士フイルム株式会社 デジタルカメラ
JP4647885B2 (ja) * 2003-02-17 2011-03-09 株式会社ニコン カメラ
JP4533593B2 (ja) * 2003-04-09 2010-09-01 富士フイルム株式会社 撮像装置
CA2537533C (en) * 2003-09-05 2014-08-05 Warner Bros. Entertainment Inc. Registration of separations
WO2005033763A1 (ja) * 2003-09-10 2005-04-14 Sharp Kabushiki Kaisha 撮影レンズ位置制御装置
WO2005026803A1 (ja) * 2003-09-10 2005-03-24 Sharp Kabushiki Kaisha 撮影レンズ位置制御装置
CN1856724A (zh) * 2003-09-22 2006-11-01 夏普株式会社 摄影透镜位置控制装置
JP4023457B2 (ja) * 2004-03-02 2007-12-19 ソニー株式会社 オートフォーカス制御装置および方法、記録媒体、並びにプログラム
JP2006058572A (ja) * 2004-08-19 2006-03-02 Fujitsu Ltd 電子機器および撮影モードの切り替え方法並びに撮影モードの切り替え用ソフトウェアプログラム
JP4345651B2 (ja) * 2004-11-29 2009-10-14 セイコーエプソン株式会社 画像情報の評価方法、画像情報の評価プログラム及び画像情報評価装置
JP2006208818A (ja) * 2005-01-28 2006-08-10 Sony Corp フォーカス制御装置、フォーカス制御方法
KR100657146B1 (ko) * 2005-02-24 2006-12-13 매그나칩 반도체 유한회사 이미지센서 및 그를 포함하는 카메라 시스템
US20100220986A1 (en) * 2006-03-22 2010-09-02 Sinar Ag Image-Taking Apparatus and Control Unit for Focus Control
US7702232B2 (en) * 2006-07-25 2010-04-20 Hewlett-Packard Development Company, L.P. Dynamic focus zones for cameras
JP4936534B2 (ja) * 2007-06-11 2012-05-23 キヤノン株式会社 撮像装置及びフォーカス制御方法
CN102273189A (zh) * 2008-10-31 2011-12-07 惠普开发有限公司 用于利用归一化品质因数选择聚焦设置的方法以及数字成像设备
KR101085925B1 (ko) * 2010-03-23 2011-11-23 삼성전자주식회사 복수개의 밴드패스필터를 이용하여 자동초점 조절 기능을 수행하는 촬영장치 및 이에 적용되는 자동초점 조절방법
US9338344B2 (en) * 2013-04-09 2016-05-10 Canon Kabushiki Kaisha Focusing apparatus and method for controlling the same, and image pickup apparatus
JP6366374B2 (ja) * 2013-08-30 2018-08-01 キヤノン株式会社 焦点検出装置及びその制御方法
WO2017072922A1 (ja) 2015-10-29 2017-05-04 オリンパス株式会社 撮像装置および内視鏡システム
US10542202B2 (en) * 2016-08-24 2020-01-21 Canon Kabushiki Kaisha Control apparatus that performs focusing by imaging-plane phase difference AF, image capturing apparatus, control method, and non-transitory computer-readable storage medium
JP6987524B2 (ja) * 2017-04-24 2022-01-05 キヤノン株式会社 制御装置、撮像装置、制御方法、プログラム、および、記憶媒体
JP7414455B2 (ja) * 2019-10-10 2024-01-16 キヤノン株式会社 焦点検出装置及び方法、及び撮像装置

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0779434B2 (ja) * 1986-05-16 1995-08-23 キヤノン株式会社 合焦検出装置
JP2580576B2 (ja) * 1986-12-03 1997-02-12 キヤノン株式会社 合焦検出装置
US5623309A (en) * 1987-02-12 1997-04-22 Canon Kabushiki Kaisha Automatic focusing device with adaptive signal filtering
EP0341695B1 (de) * 1988-05-11 1994-03-23 Sanyo Electric Co., Ltd. Bildsensorapparat mit einer automatischen Fokussiereinrichtung für automatische Fokusanpassung in Abhängigkeit von Videosignalen
KR970010205B1 (ko) * 1988-05-11 1997-06-23 상요 덴기 가부시끼가이샤 영상 신호에 기초하여 초점의 자동 정합을 행하는 오토포커스 기능을 구비한 촬상장치
JP2822256B2 (ja) * 1990-02-15 1998-11-11 ソニー株式会社 ビデオカメラの露光補正装置
JPH03243071A (ja) * 1990-02-21 1991-10-30 Sony Corp オートフォーカス回路
JP3103587B2 (ja) * 1990-04-25 2000-10-30 オリンパス光学工業株式会社 自動合焦装置
US5027148A (en) * 1990-08-13 1991-06-25 Eastman Kodak Company Autofocus chip with reference level determination circuit
JP3048180B2 (ja) 1991-02-27 2000-06-05 キヤノン株式会社 撮像装置及び撮像信号処理装置
EP0512430B1 (de) * 1991-05-02 1997-09-03 Canon Kabushiki Kaisha Automatische Fokussierungsvorrichtung
US5432332A (en) * 1992-04-28 1995-07-11 Fuji Photo Optical Co., Ltd. Method of auto-focussing and system therefor
JP2996806B2 (ja) 1992-06-11 2000-01-11 キヤノン株式会社 カメラ、自動焦点調節装置及び焦点調節方法
US5416518A (en) * 1992-08-27 1995-05-16 Sony Electronics, Inc. Camera auto focus system
JPH0935492A (ja) * 1995-07-18 1997-02-07 Sony Corp ピークホールド回路及びこれを有する固体撮像装置、並びにこれを搭載したカメラ

Also Published As

Publication number Publication date
EP0605240A2 (de) 1994-07-06
US6271883B1 (en) 2001-08-07
DE69331874T2 (de) 2002-11-14
EP0605240A3 (de) 1995-04-12
US6512549B1 (en) 2003-01-28
EP0605240B1 (de) 2002-05-02

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