JPS53149712A - Correcting device for graphic distortion of pickup unit - Google Patents

Correcting device for graphic distortion of pickup unit

Info

Publication number
JPS53149712A
JPS53149712A JP6508477A JP6508477A JPS53149712A JP S53149712 A JPS53149712 A JP S53149712A JP 6508477 A JP6508477 A JP 6508477A JP 6508477 A JP6508477 A JP 6508477A JP S53149712 A JPS53149712 A JP S53149712A
Authority
JP
Japan
Prior art keywords
pickup unit
correcting device
graphic distortion
measured
graphic
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.)
Pending
Application number
JP6508477A
Other languages
Japanese (ja)
Inventor
Isao Tokumaru
Masayuki Naruse
Sadao Ishihara
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.)
NEC Corp
Original Assignee
NEC Corp
Nippon 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
Application filed by NEC Corp, Nippon Electric Co Ltd filed Critical NEC Corp
Priority to JP6508477A priority Critical patent/JPS53149712A/en
Publication of JPS53149712A publication Critical patent/JPS53149712A/en
Pending legal-status Critical Current

Links

Landscapes

  • Closed-Circuit Television Systems (AREA)
  • Details Of Television Scanning (AREA)

Abstract

PURPOSE:A reference pattern in which a circuit figure clear in size relation is arranged is picture-taken, its center coordinate is detected by a pattern-matching circuit, and from the position relation, figure distprtion amount at respective parts of the pickup unit are measured, thereby finding the true position of the measured figure.
JP6508477A 1977-06-01 1977-06-01 Correcting device for graphic distortion of pickup unit Pending JPS53149712A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP6508477A JPS53149712A (en) 1977-06-01 1977-06-01 Correcting device for graphic distortion of pickup unit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP6508477A JPS53149712A (en) 1977-06-01 1977-06-01 Correcting device for graphic distortion of pickup unit

Publications (1)

Publication Number Publication Date
JPS53149712A true JPS53149712A (en) 1978-12-27

Family

ID=13276710

Family Applications (1)

Application Number Title Priority Date Filing Date
JP6508477A Pending JPS53149712A (en) 1977-06-01 1977-06-01 Correcting device for graphic distortion of pickup unit

Country Status (1)

Country Link
JP (1) JPS53149712A (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5970086A (en) * 1982-09-09 1984-04-20 リンク・エレクトロニクス・リミテツド Image correcting method and device
JPS59117885A (en) * 1982-12-24 1984-07-07 Toshiba Corp Registration adjusting device of image pickup device
JPH0249283U (en) * 1988-09-30 1990-04-05
US6124685A (en) * 1997-01-20 2000-09-26 Fujitsu Limited Method for correcting distortion of image displayed on display device, distortion detecting unit, distortion correcting unit and display device having such distortion correcting unit

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5970086A (en) * 1982-09-09 1984-04-20 リンク・エレクトロニクス・リミテツド Image correcting method and device
JPS59117885A (en) * 1982-12-24 1984-07-07 Toshiba Corp Registration adjusting device of image pickup device
JPH0249283U (en) * 1988-09-30 1990-04-05
US6124685A (en) * 1997-01-20 2000-09-26 Fujitsu Limited Method for correcting distortion of image displayed on display device, distortion detecting unit, distortion correcting unit and display device having such distortion correcting unit

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