DE68914712T2 - Bildsensorapparat mit einer automatischen Fokussiereinrichtung für automatische Fokusanpassung in Abhängigkeit von Videosignalen. - Google Patents

Bildsensorapparat mit einer automatischen Fokussiereinrichtung für automatische Fokusanpassung in Abhängigkeit von Videosignalen.

Info

Publication number
DE68914712T2
DE68914712T2 DE68914712T DE68914712T DE68914712T2 DE 68914712 T2 DE68914712 T2 DE 68914712T2 DE 68914712 T DE68914712 T DE 68914712T DE 68914712 T DE68914712 T DE 68914712T DE 68914712 T2 DE68914712 T2 DE 68914712T2
Authority
DE
Germany
Prior art keywords
automatic
function
image sensor
video signals
focus adjustment
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
DE68914712T
Other languages
English (en)
Other versions
DE68914712D1 (de
Inventor
Kenichi Kikuchi
Masao Takuma
Toshinobu Haruki
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 JP63113825A external-priority patent/JPH07121083B2/ja
Priority claimed from JP63144031A external-priority patent/JPH01311772A/ja
Application filed by Sanyo Electric Co Ltd filed Critical Sanyo Electric Co Ltd
Publication of DE68914712D1 publication Critical patent/DE68914712D1/de
Application granted granted Critical
Publication of DE68914712T2 publication Critical patent/DE68914712T2/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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Automatic Focus Adjustment (AREA)
DE68914712T 1988-05-11 1989-05-10 Bildsensorapparat mit einer automatischen Fokussiereinrichtung für automatische Fokusanpassung in Abhängigkeit von Videosignalen. Expired - Lifetime DE68914712T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP63113825A JPH07121083B2 (ja) 1988-05-11 1988-05-11 オートフォーカスビデオカメラ
JP63144031A JPH01311772A (ja) 1988-06-10 1988-06-10 撮像装置

Publications (2)

Publication Number Publication Date
DE68914712D1 DE68914712D1 (de) 1994-05-26
DE68914712T2 true DE68914712T2 (de) 1994-10-13

Family

ID=26452737

Family Applications (1)

Application Number Title Priority Date Filing Date
DE68914712T Expired - Lifetime DE68914712T2 (de) 1988-05-11 1989-05-10 Bildsensorapparat mit einer automatischen Fokussiereinrichtung für automatische Fokusanpassung in Abhängigkeit von Videosignalen.

Country Status (6)

Country Link
US (1) US5003339A (de)
EP (1) EP0341692B1 (de)
KR (1) KR970010205B1 (de)
AU (1) AU609982B2 (de)
CA (1) CA1317493C (de)
DE (1) DE68914712T2 (de)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2581788A1 (de) 2011-10-11 2013-04-17 Peter Denz Vorrichtung und Verfahren für ein pumpfreies Autofokus-System
DE202011110422U1 (de) 2011-10-11 2014-01-10 Peter Denz Vorrichtung für ein pumpfreies Autofokus-System

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JP5553472B2 (ja) * 2007-07-10 2014-07-16 キヤノン株式会社 焦点調節装置、撮像装置、及びその制御方法
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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2581788A1 (de) 2011-10-11 2013-04-17 Peter Denz Vorrichtung und Verfahren für ein pumpfreies Autofokus-System
DE202011110422U1 (de) 2011-10-11 2014-01-10 Peter Denz Vorrichtung für ein pumpfreies Autofokus-System

Also Published As

Publication number Publication date
DE68914712D1 (de) 1994-05-26
EP0341692A2 (de) 1989-11-15
EP0341692B1 (de) 1994-04-20
US5003339A (en) 1991-03-26
KR970010205B1 (ko) 1997-06-23
EP0341692A3 (en) 1990-09-19
CA1317493C (en) 1993-05-11
AU3462089A (en) 1989-11-23
AU609982B2 (en) 1991-05-09
KR900019473A (ko) 1990-12-24

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