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JPS52112225A - Grating correction unit - Google Patents

Grating correction unit

Info

Publication number
JPS52112225A
JPS52112225A JP2947276A JP2947276A JPS52112225A JP S52112225 A JPS52112225 A JP S52112225A JP 2947276 A JP2947276 A JP 2947276A JP 2947276 A JP2947276 A JP 2947276A JP S52112225 A JPS52112225 A JP S52112225A
Authority
JP
Japan
Prior art keywords
correction unit
signal
grating correction
grating
video
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
JP2947276A
Other languages
Japanese (ja)
Inventor
Kozo Nishimoto
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.)
Panasonic Holdings Corp
Original Assignee
Matsushita Electric Industrial 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 Matsushita Electric Industrial Co Ltd filed Critical Matsushita Electric Industrial Co Ltd
Priority to JP2947276A priority Critical patent/JPS52112225A/en
Publication of JPS52112225A publication Critical patent/JPS52112225A/en
Pending legal-status Critical Current

Links

Landscapes

  • Picture Signal Circuits (AREA)
  • Television Receiver Circuits (AREA)

Abstract

PURPOSE: To increase the video signal amplitude as it goes further away from the center of screen by adding parabola voltage such as horizontal synchronous signal, etc. to amplifier circuit of video information signal in the form of control signal. As a result, easy and accurate correction becomes possible.
COPYRIGHT: (C)1977,JPO&Japio
JP2947276A 1976-03-17 1976-03-17 Grating correction unit Pending JPS52112225A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2947276A JPS52112225A (en) 1976-03-17 1976-03-17 Grating correction unit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2947276A JPS52112225A (en) 1976-03-17 1976-03-17 Grating correction unit

Publications (1)

Publication Number Publication Date
JPS52112225A true JPS52112225A (en) 1977-09-20

Family

ID=12277030

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2947276A Pending JPS52112225A (en) 1976-03-17 1976-03-17 Grating correction unit

Country Status (1)

Country Link
JP (1) JPS52112225A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58202670A (en) * 1982-05-21 1983-11-25 Hitachi Ltd contour compensation circuit
JPS6275681U (en) * 1985-10-31 1987-05-14
JPH03205966A (en) * 1988-10-18 1991-09-09 Samsung Electron Devices Co Ltd Brightness correction circuit

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS48103620A (en) * 1972-04-12 1973-12-26

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS48103620A (en) * 1972-04-12 1973-12-26

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58202670A (en) * 1982-05-21 1983-11-25 Hitachi Ltd contour compensation circuit
JPS6275681U (en) * 1985-10-31 1987-05-14
JPH03205966A (en) * 1988-10-18 1991-09-09 Samsung Electron Devices Co Ltd Brightness correction circuit

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