JPS52104863A - Automatic contrast adjusting device for video signal - Google Patents
Automatic contrast adjusting device for video signalInfo
- Publication number
- JPS52104863A JPS52104863A JP2171476A JP2171476A JPS52104863A JP S52104863 A JPS52104863 A JP S52104863A JP 2171476 A JP2171476 A JP 2171476A JP 2171476 A JP2171476 A JP 2171476A JP S52104863 A JPS52104863 A JP S52104863A
- Authority
- JP
- Japan
- Prior art keywords
- video signal
- adjusting device
- automatic contrast
- contrast adjusting
- automatic
- 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.)
- Granted
Links
Landscapes
- Television Receiver Circuits (AREA)
Abstract
PURPOSE: To obtain a automatic contrast adjusting device for video signal capable of adjusting gain of amplifier to optimum amplitude value of AC component at constant period of video signal.
COPYRIGHT: (C)1977,JPO&Japio
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP51021714A JPS5942417B2 (en) | 1976-02-28 | 1976-02-28 | Automatic contrast adjustment device for video signals |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP51021714A JPS5942417B2 (en) | 1976-02-28 | 1976-02-28 | Automatic contrast adjustment device for video signals |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS52104863A true JPS52104863A (en) | 1977-09-02 |
JPS5942417B2 JPS5942417B2 (en) | 1984-10-15 |
Family
ID=12062723
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP51021714A Expired JPS5942417B2 (en) | 1976-02-28 | 1976-02-28 | Automatic contrast adjustment device for video signals |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS5942417B2 (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5585173A (en) * | 1978-12-22 | 1980-06-26 | Nippon Kogaku Kk <Nikon> | Photo electric conversion unit using charge storage type photo electric element array |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS60221611A (en) * | 1984-04-16 | 1985-11-06 | Dowa:Kk | Oil burner of vaporization type |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5057527A (en) * | 1973-09-19 | 1975-05-20 |
-
1976
- 1976-02-28 JP JP51021714A patent/JPS5942417B2/en not_active Expired
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5057527A (en) * | 1973-09-19 | 1975-05-20 |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5585173A (en) * | 1978-12-22 | 1980-06-26 | Nippon Kogaku Kk <Nikon> | Photo electric conversion unit using charge storage type photo electric element array |
JPS6313395B2 (en) * | 1978-12-22 | 1988-03-25 | Nippon Kogaku Kk |
Also Published As
Publication number | Publication date |
---|---|
JPS5942417B2 (en) | 1984-10-15 |
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