JPS6057282U - SECAM video signal generator - Google Patents
SECAM video signal generatorInfo
- Publication number
- JPS6057282U JPS6057282U JP14991183U JP14991183U JPS6057282U JP S6057282 U JPS6057282 U JP S6057282U JP 14991183 U JP14991183 U JP 14991183U JP 14991183 U JP14991183 U JP 14991183U JP S6057282 U JPS6057282 U JP S6057282U
- Authority
- JP
- Japan
- Prior art keywords
- signal
- video signal
- frequency
- circuit
- signal generator
- 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
- Processing Of Color Television Signals (AREA)
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第１図は従来装置の一例のブロック系統図、第２図Ａ−
Ｅは従来装置及び本考案装置の動作説明用信号波形図、
第３図は本考案装置の一実施例のブロック系統図である
。
１・・・輝度信号入力端子、２・・・被周波数変調クロ
マ信号入力端子、３． ４． ７・・・混合器、５・・
・文字情報信号入力端子、６・・・複合ビデオ信号出力
端子、８・・・スイッチ回路、９・・・周波数変調副搬
送波入力端子。Fig. 1 is a block system diagram of an example of a conventional device, Fig. 2 A-
E is a signal waveform diagram for explaining the operation of the conventional device and the device of the present invention;
FIG. 3 is a block system diagram of an embodiment of the device of the present invention. 1... Luminance signal input terminal, 2... Frequency modulated chroma signal input terminal, 3. 4. 7...Mixer, 5...
- Character information signal input terminal, 6... Composite video signal output terminal, 8... Switch circuit, 9... Frequency modulation subcarrier input terminal.
Claims (1)
オ信号の所定期間に文字情報信号を切換え挿入して複合
ビデオ信号を得るＳＥＣＡＭ方式ビデオ信号発生装置に
おいて、該文字情報信号に周波数変調副搬送波を重畳す
る回路と、上記輝度信号と被周波数変調クロマ信号とを
混合されたビデオ信号に該回路の出力信号を切換挿入し
て取出す回路とを設けてなるＳＥＣＡＭ方式ビデオ信号
発生装置。In a SECAM video signal generation device that obtains a composite video signal by switching and inserting a text information signal during a predetermined period of a video signal in which a luminance signal and a frequency-modulated chroma signal are mixed, a frequency-modulated subcarrier is added to the text information signal. A SECAM type video signal generation device comprising a circuit for superimposing the luminance signal and a frequency modulated chroma signal, and a circuit for selectively inserting and extracting the output signal of the circuit into a video signal in which the luminance signal and the frequency modulated chroma signal are mixed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14991183U JPS6057282U (en) | 1983-09-28 | 1983-09-28 | SECAM video signal generator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14991183U JPS6057282U (en) | 1983-09-28 | 1983-09-28 | SECAM video signal generator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6057282U true JPS6057282U (en) | 1985-04-22 |
Family
ID=30332639
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP14991183U Pending JPS6057282U (en) | 1983-09-28 | 1983-09-28 | SECAM video signal generator |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6057282U (en) |
-
1983
- 1983-09-28 JP JP14991183U patent/JPS6057282U/en active Pending
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