JPS6077164U - Television receiver audio circuit - Google Patents
Television receiver audio circuitInfo
- Publication number
- JPS6077164U JPS6077164U JP16869783U JP16869783U JPS6077164U JP S6077164 U JPS6077164 U JP S6077164U JP 16869783 U JP16869783 U JP 16869783U JP 16869783 U JP16869783 U JP 16869783U JP S6077164 U JPS6077164 U JP S6077164U
- Authority
- JP
- Japan
- Prior art keywords
- mode
- signal
- output
- audio signal
- audio
- 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 Receiver Circuits (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図は本考案の一実施例を示す回路図、第２図は本
考案の他の実施例を示す回路図である。
３・・・ゲート回路、４．５．６．７・・・制御出力送
出手段、Ｑ□またはＳ・・・スイッチ手段。1 is a circuit diagram showing one embodiment of the present invention, and FIG. 2 is a circuit diagram showing another embodiment of the present invention. 3... Gate circuit, 4.5.6.7... Control output sending means, Q□ or S... Switch means.
Claims (1)
外部のテレビジョン信号発生器からのテレビジョン信号
を入力して映像の表示を行う第２のモードとの一方を選
択するテレビジョン受像機において、 水平発振信号と水平同期信号を入力して前記両信号の位
相の不一致を示す不一致出力を送出するゲート回路と、 前記第１のモードにおいて放送電波の受信に伴って得ら
れる第１の音声信号または前記第２のモードにおいて前
記テレビジョン信号発生器から出力される第２の音声信
号をスピーカに与える音声信号出力モードに通常は設定
され、前記第１、第２の音声信号のいずれもを遮断して
前記スピーカへの供給を停止する音声信号遮断モードに
切換え可能なスイッチ手段と、 前記第２のモードを示す出力と前記不一致出力が同時に
入力されたときに応じて前記スイッチ手段を前記音声信
号遮断モードに切換える制御出力を送出する制御出力送
出手段とを具備したことを特徴とするテレビジョン受像
機の音声回路。[Scope of claim for utility model registration] A first mode of receiving broadcast radio waves and displaying images;
In a television receiver that selects one of the second mode in which a television signal from an external television signal generator is input to display images, a horizontal oscillation signal and a horizontal synchronization signal are input to display both of the above modes. a gate circuit that sends a mismatch output indicating a mismatch in signal phase; and a first audio signal obtained in response to reception of broadcast waves in the first mode or from the television signal generator in the second mode. An audio signal cutoff mode that is normally set to an audio signal output mode that supplies a second audio signal to be output to a speaker, and an audio signal cutoff mode that blocks both the first and second audio signals and stops supplying them to the speaker. and control output sending means for sending out a control output for switching the switch means to the audio signal cutoff mode in response to the simultaneous input of the output indicating the second mode and the mismatch output. An audio circuit for a television receiver, characterized by comprising:
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16869783U JPS6077164U (en) | 1983-10-31 | 1983-10-31 | Television receiver audio circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16869783U JPS6077164U (en) | 1983-10-31 | 1983-10-31 | Television receiver audio circuit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6077164U true JPS6077164U (en) | 1985-05-29 |
Family
ID=30368741
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP16869783U Pending JPS6077164U (en) | 1983-10-31 | 1983-10-31 | Television receiver audio circuit |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6077164U (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS546718A (en) * | 1977-06-17 | 1979-01-19 | Gen Corp | Raster blanking circuit |
| JPS5714571B2 (en) * | 1976-12-20 | 1982-03-25 |
-
1983
- 1983-10-31 JP JP16869783U patent/JPS6077164U/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5714571B2 (en) * | 1976-12-20 | 1982-03-25 | ||
| JPS546718A (en) * | 1977-06-17 | 1979-01-19 | Gen Corp | Raster blanking circuit |
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