DE69109175T2 - Automatische Fokussiervorrichtung. - Google Patents

Automatische Fokussiervorrichtung.

Info

Publication number
DE69109175T2
DE69109175T2 DE69109175T DE69109175T DE69109175T2 DE 69109175 T2 DE69109175 T2 DE 69109175T2 DE 69109175 T DE69109175 T DE 69109175T DE 69109175 T DE69109175 T DE 69109175T DE 69109175 T2 DE69109175 T2 DE 69109175T2
Authority
DE
Germany
Prior art keywords
automatic focusing
focusing device
automatic
focusing
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 - Fee Related
Application number
DE69109175T
Other languages
English (en)
Other versions
DE69109175D1 (de
Inventor
Akihiko Miyazaki
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.)
Koninklijke Philips NV
Original Assignee
Philips Electronics NV
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 Philips Electronics NV filed Critical Philips Electronics NV
Application granted granted Critical
Publication of DE69109175D1 publication Critical patent/DE69109175D1/de
Publication of DE69109175T2 publication Critical patent/DE69109175T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • H04N23/95—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
DE69109175T 1990-05-11 1991-05-06 Automatische Fokussiervorrichtung. Expired - Fee Related DE69109175T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2122664A JPH0418872A (ja) 1990-05-11 1990-05-11 自動焦点制御装置

Publications (2)

Publication Number Publication Date
DE69109175D1 DE69109175D1 (de) 1995-06-01
DE69109175T2 true DE69109175T2 (de) 1996-01-18

Family

ID=14841582

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69109175T Expired - Fee Related DE69109175T2 (de) 1990-05-11 1991-05-06 Automatische Fokussiervorrichtung.

Country Status (4)

Country Link
US (1) US5182649A (de)
EP (1) EP0456320B1 (de)
JP (1) JPH0418872A (de)
DE (1) DE69109175T2 (de)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH06169420A (ja) * 1992-05-07 1994-06-14 Gold Star Co Ltd ビデオカメラシステムの焦点調節装置及び焦点調節方法
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
US5563658A (en) * 1994-12-16 1996-10-08 Eastman Kodak Company Electronic camera with rapid automatic focus of an image upon an image sensor
US5668597A (en) * 1994-12-30 1997-09-16 Eastman Kodak Company Electronic camera with rapid automatic focus of an image upon a progressive scan image sensor
JPH0933791A (ja) * 1995-07-21 1997-02-07 Sony Corp レンズ駆動装置及び撮像装置
JPH10319305A (ja) 1997-03-18 1998-12-04 Seiko Epson Corp 原稿読取装置およびそのフォーカス調整方法
US6608705B1 (en) 1997-10-21 2003-08-19 Seiko Epson Corporation Image reading device and focus adjustment method thereof
US6895123B2 (en) * 2002-01-04 2005-05-17 Chung-Shan Institute Of Science And Technology Focus control method for Delta-Sigma based image formation device

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0783446B2 (ja) * 1985-05-16 1995-09-06 株式会社リコー ビデオカメラ等のオ−トフオ−カス装置
US4804831A (en) * 1985-10-30 1989-02-14 Canon Kabushiki Kaisha Focus detecting apparatus independent of object image contrast
JP2535845B2 (ja) * 1986-10-08 1996-09-18 キヤノン株式会社 自動合焦装置
JPS6393278A (ja) * 1986-10-08 1988-04-23 Canon Inc 焦点検出装置
JPH0771208B2 (ja) * 1986-11-19 1995-07-31 キヤノン株式会社 合焦検出装置
US5012270A (en) * 1988-03-10 1991-04-30 Canon Kabushiki Kaisha Image shake detecting device
US5083150A (en) * 1989-03-03 1992-01-21 Olympus Optical Co., Ltd. Automatic focusing apparatus

Also Published As

Publication number Publication date
JPH0418872A (ja) 1992-01-23
DE69109175D1 (de) 1995-06-01
EP0456320A2 (de) 1991-11-13
EP0456320A3 (en) 1992-01-02
US5182649A (en) 1993-01-26
EP0456320B1 (de) 1995-04-26

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: KONINKLIJKE PHILIPS ELECTRONICS N.V., EINDHOVEN, N

8339 Ceased/non-payment of the annual fee