JPS52112225A - Grating correction unit - Google Patents
Grating correction unitInfo
- 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
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
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)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS58202670A (en) * | 1982-05-21 | 1983-11-25 | Hitachi Ltd | Contour compensating 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)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS48103620A (en) * | 1972-04-12 | 1973-12-26 |
-
1976
- 1976-03-17 JP JP2947276A patent/JPS52112225A/en active Pending
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS48103620A (en) * | 1972-04-12 | 1973-12-26 |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS58202670A (en) * | 1982-05-21 | 1983-11-25 | Hitachi Ltd | Contour compensating 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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