JPS63108282U - - Google Patents
Info
- Publication number
- JPS63108282U JPS63108282U JP20090286U JP20090286U JPS63108282U JP S63108282 U JPS63108282 U JP S63108282U JP 20090286 U JP20090286 U JP 20090286U JP 20090286 U JP20090286 U JP 20090286U JP S63108282 U JPS63108282 U JP S63108282U
- Authority
- JP
- Japan
- Prior art keywords
- coefficient
- white balance
- pair
- monochrome video
- 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.)
- Pending
Links
- 238000010586 diagram Methods 0.000 description 4
- 239000011159 matrix material Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 1
Landscapes
- Processing Of Color Television Signals (AREA)
Description
第１図は、この考案の白バランス調整回路を適
用したテレビジヨン受像機の一実施例を示す回路
構成図、第２図は、第１図に示したマトリクス回
路の回路図、第３図は、白バランス調整の原理を
説明するための図、第４図は、従来の白バランス
調整法を説明するための図である。
１３……受像管、１７……マトリクス回路、２
０……白バランス調整回路、２１，２２……係数
回路、２１ａ，２２ａ……開閉スイツチ、２１ｂ
，２２ｂ……係数器。
FIG. 1 is a circuit diagram showing an embodiment of a television receiver to which the white balance adjustment circuit of this invention is applied, FIG. 2 is a circuit diagram of the matrix circuit shown in FIG. 1, and FIG. , a diagram for explaining the principle of white balance adjustment, and FIG. 4 is a diagram for explaining a conventional white balance adjustment method. 13... Picture tube, 17... Matrix circuit, 2
0... White balance adjustment circuit, 21, 22... Coefficient circuit, 21a, 22a... Open/close switch, 21b
, 22b...Coefficient unit.
Claims (1)
信号が供給され、基本に選んだ単色映像信号を除
く他の単色映像信号について、それぞれ係数を乗
ずる一対の係数回路と、これら一対の係数回路の
各係数を、調整を意図する白バランスに応じて段
階的に可変する係数可変手段とからなる白バラン
ス調整回路。 A color video signal that has been decomposed into three types of monochrome video signals is supplied, and a pair of coefficient circuits that multiply each of the monochrome video signals other than the basically selected monochrome video signal by a coefficient, and each of these pair of coefficient circuits A white balance adjustment circuit comprising coefficient variable means for varying a coefficient in stages according to the white balance intended to be adjusted.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP20090286U JPS63108282U (en) | 1986-12-27 | 1986-12-27 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP20090286U JPS63108282U (en) | 1986-12-27 | 1986-12-27 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS63108282U true JPS63108282U (en) | 1988-07-12 |
Family
ID=31163855
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP20090286U Pending JPS63108282U (en) | 1986-12-27 | 1986-12-27 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS63108282U (en) |
-
1986
- 1986-12-27 JP JP20090286U patent/JPS63108282U/ja active Pending