JPS6052765U - Synchronous signal generation circuit in teletext receiver - Google Patents
Synchronous signal generation circuit in teletext receiverInfo
- Publication number
- JPS6052765U JPS6052765U JP14550183U JP14550183U JPS6052765U JP S6052765 U JPS6052765 U JP S6052765U JP 14550183 U JP14550183 U JP 14550183U JP 14550183 U JP14550183 U JP 14550183U JP S6052765 U JPS6052765 U JP S6052765U
- Authority
- JP
- Japan
- Prior art keywords
- generation circuit
- signal generation
- synchronous signal
- signal
- teletext receiver
- 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
- Television Systems (AREA)
- Synchronizing For Television (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図は従来一般の文字多重放送受信機のブロック図、
第２図は本考案の同期信号生成回路を使゛用した文字多
重放送受信機のブロック図、第３図は本考案の１実施例
の回路図である。
７・・・水平偏向回路、８・・・垂直偏向回路、１０・
・・文字信号処理回路、１２・・・同期信号生成回路、
１３．１５・・・パルス増幅器、１４．１６・・・単安
定マルチバイブレータ。Figure 1 is a block diagram of a conventional general teletext receiver.
FIG. 2 is a block diagram of a teletext broadcasting receiver using the synchronization signal generation circuit of the present invention, and FIG. 3 is a circuit diagram of one embodiment of the present invention. 7...Horizontal deflection circuit, 8...Vertical deflection circuit, 10.
...Character signal processing circuit, 12...Synchronization signal generation circuit,
13.15... Pulse amplifier, 14.16... Monostable multivibrator.
Claims (1)
て、これをパルス増幅するとともに波形整形して水平同
期信号を得る手段と、垂直偏向回路より得られる垂直偏
向出力信号を基にして、これを増幅するとともに波形整
形して垂直同期信号を得る手段とを備え、前記各手段よ
り得られる水平同期信号及び垂直同期信号を基にして文
字信号の処理を行ない得るようにしたことを特徴とする
文字多重放送受信機における同期信号生成回路。Based on the flyback pulse obtained from the horizontal deflection circuit, this is pulse amplified and waveform shaped to obtain a horizontal synchronization signal, and based on the vertical deflection output signal obtained from the vertical deflection circuit, this is amplified. and means for obtaining a vertical synchronizing signal by shaping the waveform, and processing a character signal based on the horizontal synchronizing signal and the vertical synchronizing signal obtained from each of the means. Synchronous signal generation circuit in broadcast receiver.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14550183U JPS6052765U (en) | 1983-09-19 | 1983-09-19 | Synchronous signal generation circuit in teletext receiver |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14550183U JPS6052765U (en) | 1983-09-19 | 1983-09-19 | Synchronous signal generation circuit in teletext receiver |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6052765U true JPS6052765U (en) | 1985-04-13 |
Family
ID=30324151
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP14550183U Pending JPS6052765U (en) | 1983-09-19 | 1983-09-19 | Synchronous signal generation circuit in teletext receiver |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6052765U (en) |
-
1983
- 1983-09-19 JP JP14550183U patent/JPS6052765U/en active Pending
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