DE69720924T2 - Fokusdetektiergerät und Kamera, die dieses Gerät verwendet - Google Patents

Fokusdetektiergerät und Kamera, die dieses Gerät verwendet

Info

Publication number
DE69720924T2
DE69720924T2 DE69720924T DE69720924T DE69720924T2 DE 69720924 T2 DE69720924 T2 DE 69720924T2 DE 69720924 T DE69720924 T DE 69720924T DE 69720924 T DE69720924 T DE 69720924T DE 69720924 T2 DE69720924 T2 DE 69720924T2
Authority
DE
Germany
Prior art keywords
camera
focus detection
detection device
focus
detection
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
DE69720924T
Other languages
English (en)
Other versions
DE69720924D1 (de
Inventor
Masaki Higashihara
Masato Ikeda
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 JP32832096A external-priority patent/JPH10170816A/ja
Priority claimed from JP35338096A external-priority patent/JPH10177136A/ja
Priority claimed from JP35338296A external-priority patent/JPH10177137A/ja
Priority claimed from JP35670396A external-priority patent/JPH10197783A/ja
Application filed by Canon Inc filed Critical Canon Inc
Publication of DE69720924D1 publication Critical patent/DE69720924D1/de
Application granted granted Critical
Publication of DE69720924T2 publication Critical patent/DE69720924T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B7/00—Mountings, adjusting means, or light-tight connections, for optical elements
    • G02B7/28—Systems for automatic generation of focusing signals
    • G02B7/34—Systems for automatic generation of focusing signals using different areas in a pupil plane
    • 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
    • H04N23/672—Focus control based on electronic image sensor signals based on the phase difference signals
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
    • H04N23/95—Computational photography systems, e.g. light-field imaging systems
    • H04N23/958—Computational photography systems, e.g. light-field imaging systems for extended depth of field imaging
    • H04N23/959—Computational photography systems, e.g. light-field imaging systems for extended depth of field imaging by adjusting depth of field during image capture, e.g. maximising or setting range based on scene characteristics
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N3/00—Scanning details of television systems; Combination thereof with generation of supply voltages
    • H04N3/10—Scanning details of television systems; Combination thereof with generation of supply voltages by means not exclusively optical-mechanical
    • H04N3/14—Scanning details of television systems; Combination thereof with generation of supply voltages by means not exclusively optical-mechanical by means of electrically scanned solid-state devices
    • H04N3/15—Scanning details of television systems; Combination thereof with generation of supply voltages by means not exclusively optical-mechanical by means of electrically scanned solid-state devices for picture signal generation
    • H04N3/155—Control of the image-sensor operation, e.g. image processing within the image-sensor
    • H04N3/1562—Control of the image-sensor operation, e.g. image processing within the image-sensor for selective scanning, e.g. windowing, zooming
DE69720924T 1996-12-09 1997-12-08 Fokusdetektiergerät und Kamera, die dieses Gerät verwendet Expired - Lifetime DE69720924T2 (de)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
JP32832096A JPH10170816A (ja) 1996-12-09 1996-12-09 ピント合わせ情報検出装置及び焦点検出装置及びそれを用いたカメラ
JP35338096A JPH10177136A (ja) 1996-12-17 1996-12-17 焦点検出装置
JP35338296A JPH10177137A (ja) 1996-12-17 1996-12-17 焦点検出装置
JP35670396A JPH10197783A (ja) 1996-12-27 1996-12-27 焦点検出装置

Publications (2)

Publication Number Publication Date
DE69720924D1 DE69720924D1 (de) 2003-05-22
DE69720924T2 true DE69720924T2 (de) 2003-12-18

Family

ID=27480408

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69720924T Expired - Lifetime DE69720924T2 (de) 1996-12-09 1997-12-08 Fokusdetektiergerät und Kamera, die dieses Gerät verwendet

Country Status (4)

Country Link
US (1) US6473126B1 (de)
EP (1) EP0846972B1 (de)
KR (1) KR100295237B1 (de)
DE (1) DE69720924T2 (de)

Families Citing this family (28)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7358999B2 (en) * 1998-03-10 2008-04-15 Canon Kabushiki Kaisha Focus sensing apparatus, focus sensing method using phase-differential detection and computer-readable storage medium therefor
JP2000125177A (ja) * 1998-10-12 2000-04-28 Ricoh Co Ltd 自動合焦装置
JP4007716B2 (ja) * 1999-04-20 2007-11-14 オリンパス株式会社 撮像装置
JP5002086B2 (ja) * 1999-10-28 2012-08-15 キヤノン株式会社 焦点検出装置と撮像装置
US20020012063A1 (en) * 2000-03-10 2002-01-31 Olympus Optical Co., Ltd. Apparatus for automatically detecting focus and camera equipped with automatic focus detecting apparatus
US7128266B2 (en) * 2003-11-13 2006-10-31 Metrologic Instruments. Inc. Hand-supportable digital imaging-based bar code symbol reader supporting narrow-area and wide-area modes of illumination and image capture
JP4543602B2 (ja) * 2002-04-17 2010-09-15 株式会社ニコン カメラ
US7099575B2 (en) * 2002-07-08 2006-08-29 Fuji Photo Film Co., Ltd. Manual focus device and autofocus camera
TWI268397B (en) * 2002-08-23 2006-12-11 Pentax Corp Digital camera
JP4422988B2 (ja) * 2003-08-08 2010-03-03 キヤノン株式会社 位置検出装置、光学装置、撮像システムおよびプログラム
US7841533B2 (en) 2003-11-13 2010-11-30 Metrologic Instruments, Inc. Method of capturing and processing digital images of an object within the field of view (FOV) of a hand-supportable digitial image capture and processing system
US7982772B2 (en) * 2004-03-30 2011-07-19 Fujifilm Corporation Image correction apparatus and image correction method for correcting image blur using a mobile vector
EP1643758B1 (de) * 2004-09-30 2013-06-19 Canon Kabushiki Kaisha Bildaufnahme- und Bildverarbeitungsvorrichtung, Verfahren zum Kontrollieren einer Bildaufnahmevorrichtung und dazugehöriges Speichermedium
JP2006106435A (ja) 2004-10-06 2006-04-20 Canon Inc 光学機器
US7568628B2 (en) 2005-03-11 2009-08-04 Hand Held Products, Inc. Bar code reading device with global electronic shutter control
US7770799B2 (en) 2005-06-03 2010-08-10 Hand Held Products, Inc. Optical reader having reduced specular reflection read failures
JP2007096847A (ja) * 2005-09-29 2007-04-12 Fujitsu Ltd 光アクセス・ネットワーク試験装置
JP5058479B2 (ja) * 2005-11-07 2012-10-24 キヤノン株式会社 撮像装置の絞り制御装置
US7561789B2 (en) * 2006-06-29 2009-07-14 Eastman Kodak Company Autofocusing still and video images
JP5157377B2 (ja) * 2007-11-12 2013-03-06 株式会社ニコン 焦点検出装置および撮像装置
US20100103276A1 (en) * 2008-10-28 2010-04-29 Border John N Split aperture capture of rangemap for 3d imaging
KR20100138614A (ko) * 2009-06-25 2010-12-31 삼성전자주식회사 자동초점 검출장치 및 이를 적용한 카메라
US20110018993A1 (en) * 2009-07-24 2011-01-27 Sen Wang Ranging apparatus using split complementary color filters
KR101248908B1 (ko) * 2010-03-24 2013-03-28 삼성전자주식회사 자동초점 검출장치, 이를 적용한 카메라, 및 피사체 거리 산출방법
JP6103849B2 (ja) * 2012-08-02 2017-03-29 オリンパス株式会社 内視鏡装置及び内視鏡装置の作動方法
JP6102602B2 (ja) * 2013-07-23 2017-03-29 ソニー株式会社 画像処理装置、画像処理方法、画像処理プログラムおよび撮像装置
JP5874753B2 (ja) * 2014-01-28 2016-03-02 カシオ計算機株式会社 撮像装置、撮像方法及びプログラム
US11314150B2 (en) * 2020-01-08 2022-04-26 Qualcomm Incorporated Phase detection autofocus (PDAF) optical system

Family Cites Families (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS56162709A (en) 1981-04-13 1981-12-14 Mamiya Koki Kk Automatic focusing system
JPS58194008A (ja) 1982-05-10 1983-11-11 Olympus Optical Co Ltd 合焦検出装置
DE3406578C2 (de) 1983-02-24 1985-09-05 Olympus Optical Co., Ltd., Tokio/Tokyo Automatische Brennpunktermittlungsvorrichtung
US4855777A (en) 1987-03-02 1989-08-08 Canon Kabushiki Kaisha Apparatus for detecting the focus adjusted state of an objective lens
JP2597961B2 (ja) 1987-10-21 1997-04-09 キヤノン株式会社 自動焦点調節装置
JPH01134410A (ja) 1987-11-20 1989-05-26 Canon Inc 自動焦点調節装置
JPH0617935B2 (ja) 1987-12-24 1994-03-09 キヤノン株式会社 自動焦点調節装置
JPH01177507A (ja) 1988-01-06 1989-07-13 Canon Inc 自動焦点装置を有するカメラ
US4908645A (en) 1988-02-05 1990-03-13 Canon Kabushiki Kaisha Automatic focus adjusting device
US5060002A (en) 1988-02-11 1991-10-22 Canon Kabushiki Kaisha Automatic focus adjusting device
JPH01213614A (ja) 1988-02-22 1989-08-28 Canon Inc 自動焦点調節装置
JPH01280713A (ja) 1988-05-06 1989-11-10 Canon Inc 自動焦点調節装置
JPH01285907A (ja) 1988-05-13 1989-11-16 Canon Inc カメラのための自動焦点調節装置
JP2713978B2 (ja) 1988-05-13 1998-02-16 キヤノン株式会社 カメラのための自動焦点調節装置
JPH0812319B2 (ja) 1988-07-19 1996-02-07 キヤノン株式会社 カメラ
US5089843A (en) 1989-01-09 1992-02-18 Canon Kabushiki Kaisha Auto focus device with predictive focussing
JPH02189533A (ja) 1989-01-19 1990-07-25 Canon Inc 自動焦点調節装置
JPH02254432A (ja) 1989-03-29 1990-10-15 Canon Inc オートフオーカスカメラ
JP2756330B2 (ja) 1990-01-16 1998-05-25 キヤノン株式会社 自動焦点調節装置
DE69127850T2 (de) * 1990-04-29 1998-03-12 Canon Kk Vorrichtung zum Erfassen von Bewegungen und Fokusdetektor, der eine solche Vorrichtung benutzt
US5166722A (en) 1990-08-14 1992-11-24 Nikon Corporation Camera image shake detecting apparatus
JP3444551B2 (ja) * 1994-05-11 2003-09-08 オリンパス光学工業株式会社 カメラの焦点検出装置
JPH0894923A (ja) 1994-09-22 1996-04-12 Canon Inc 焦点検出装置
JPH09181954A (ja) 1995-12-25 1997-07-11 Canon Inc 電子スチルカメラおよびそのフォーカス制御方法

Also Published As

Publication number Publication date
EP0846972A3 (de) 2000-02-23
DE69720924D1 (de) 2003-05-22
EP0846972A2 (de) 1998-06-10
US6473126B1 (en) 2002-10-29
EP0846972B1 (de) 2003-04-16
KR100295237B1 (ko) 2001-09-17
KR19980063906A (ko) 1998-10-07

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