JPS63133713U - - Google Patents
Info
- Publication number
- JPS63133713U JPS63133713U JP2442787U JP2442787U JPS63133713U JP S63133713 U JPS63133713 U JP S63133713U JP 2442787 U JP2442787 U JP 2442787U JP 2442787 U JP2442787 U JP 2442787U JP S63133713 U JPS63133713 U JP S63133713U
- Authority
- JP
- Japan
- Prior art keywords
- signal
- switching
- outputs
- circuit
- 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
- 230000005236 sound signal Effects 0.000 claims 6
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Television Receiver Circuits (AREA)
- Signal Processing Not Specific To The Method Of Recording And Reproducing (AREA)
- Amplifiers (AREA)
Description
第１図は本考案のミユート回路を示す回路ブロ
ツク図、第２図は従来のミユート回路を示す回路
ブロツク図である。
６……スイツチ、９，１０……信号ライン制御
回路、１１，１２……信号ライン、１８……ミユ
ート制御回路、２１……判別回路。
FIG. 1 is a circuit block diagram showing a mute circuit according to the present invention, and FIG. 2 is a circuit block diagram showing a conventional mute circuit. 6... Switch, 9, 10... Signal line control circuit, 11, 12... Signal line, 18... Mute control circuit, 21... Discrimination circuit.
Claims (1)
信号処理して得られる第１及び第２の音声信号を
選択する複数の切換端子を有し、該複数の切換端
子を切換えた際に切換信号を出力する切換回路と
、前記切換信号によつて、前記第１の音声信号を
第１及び第２の信号ラインから出力させ、または
前記第２の音声信号を前記第１及び第２の信号ラ
インから出力させ、または前記第１の音声信号を
前記第１の信号ラインから出力させると共に前記
第２の音声信号を前記第２の信号ラインから出力
させる信号ライン制御回路とを有する電子機器に
おいて、前記複数の切換端子の何れにも切換えら
れない切換途中に判別信号を出力する判別回路と
、前記判別信号によつて前記第１及び第２の信号
ラインをミユート制御するミユート制御回路を設
けたことを特徴とするミユート回路。 A switching device that has a plurality of switching terminals for selecting the first and second audio signals obtained by signal processing from the audio signals of the main channel and the sub-channel, and outputs a switching signal when the plurality of switching terminals are switched. a circuit, and the switching signal causes the first audio signal to be output from the first and second signal lines, or the second audio signal to be output from the first and second signal lines; or a signal line control circuit that outputs the first audio signal from the first signal line and outputs the second audio signal from the second signal line, wherein the plurality of switching terminals a discrimination circuit that outputs a discrimination signal during switching that cannot be switched to any of the above, and a mute control circuit that mute-controls the first and second signal lines using the discrimination signal. circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2442787U JPS63133713U (en) | 1987-02-20 | 1987-02-20 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2442787U JPS63133713U (en) | 1987-02-20 | 1987-02-20 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS63133713U true JPS63133713U (en) | 1988-09-01 |
Family
ID=30823645
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2442787U Pending JPS63133713U (en) | 1987-02-20 | 1987-02-20 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS63133713U (en) |
-
1987
- 1987-02-20 JP JP2442787U patent/JPS63133713U/ja active Pending