JPS6412434B2 - - Google Patents

Info

Publication number
JPS6412434B2
JPS6412434B2 JP56098246A JP9824681A JPS6412434B2 JP S6412434 B2 JPS6412434 B2 JP S6412434B2 JP 56098246 A JP56098246 A JP 56098246A JP 9824681 A JP9824681 A JP 9824681A JP S6412434 B2 JPS6412434 B2 JP S6412434B2
Authority
JP
Japan
Prior art keywords
detection means
signal
definition
input
video signal
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
Application number
JP56098246A
Other languages
English (en)
Japanese (ja)
Other versions
JPS581379A (ja
Inventor
Kentaro Hanma
Toshio Murakami
Yoshihiro Todaka
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.)
Hitachi Ltd
Original Assignee
Hitachi 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
Application filed by Hitachi Ltd filed Critical Hitachi Ltd
Priority to JP56098246A priority Critical patent/JPS581379A/ja
Priority to US06/390,643 priority patent/US4500925A/en
Priority to DE3223879A priority patent/DE3223879C2/de
Publication of JPS581379A publication Critical patent/JPS581379A/ja
Publication of JPS6412434B2 publication Critical patent/JPS6412434B2/ja
Granted 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Focusing (AREA)
  • Automatic Focus Adjustment (AREA)
JP56098246A 1981-06-26 1981-06-26 オ−トフオ−カス装置 Granted JPS581379A (ja)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP56098246A JPS581379A (ja) 1981-06-26 1981-06-26 オ−トフオ−カス装置
US06/390,643 US4500925A (en) 1981-06-26 1982-06-21 Auto-focusing system for video camera
DE3223879A DE3223879C2 (de) 1981-06-26 1982-06-25 Verfahren und Vorrichtung zur automatischen Scharfeinstellung einer Videokamera

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP56098246A JPS581379A (ja) 1981-06-26 1981-06-26 オ−トフオ−カス装置

Publications (2)

Publication Number Publication Date
JPS581379A JPS581379A (ja) 1983-01-06
JPS6412434B2 true JPS6412434B2 (zh) 1989-02-28

Family

ID=14214592

Family Applications (1)

Application Number Title Priority Date Filing Date
JP56098246A Granted JPS581379A (ja) 1981-06-26 1981-06-26 オ−トフオ−カス装置

Country Status (1)

Country Link
JP (1) JPS581379A (zh)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0744659B2 (ja) * 1983-11-11 1995-05-15 株式会社日立製作所 自動合焦装置
US4584704A (en) * 1984-03-01 1986-04-22 Bran Ferren Spatial imaging system
JPH0620264B2 (ja) * 1984-04-06 1994-03-16 三洋電機株式会社 サンプリングエリア設定回路
JPS6165670A (ja) * 1984-09-07 1986-04-04 Matsushita Electric Ind Co Ltd ビデオカメラ用自動焦点装置
JP2578770B2 (ja) * 1986-07-15 1997-02-05 松下電器産業株式会社 自動焦点整合装置
US4910998A (en) * 1987-05-01 1990-03-27 Andrew Corporation Fluid detection system and method having a coaxial cable with solid, stranded dielectric elements

Also Published As

Publication number Publication date
JPS581379A (ja) 1983-01-06

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