JPS61187110U - - Google Patents
Info
- Publication number
- JPS61187110U JPS61187110U JP7191885U JP7191885U JPS61187110U JP S61187110 U JPS61187110 U JP S61187110U JP 7191885 U JP7191885 U JP 7191885U JP 7191885 U JP7191885 U JP 7191885U JP S61187110 U JPS61187110 U JP S61187110U
- Authority
- JP
- Japan
- Prior art keywords
- pulse
- mute
- audio
- power
- turned
- 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 3
Description
第１図は本考案回路のブロツク図、第２図は本
考案回路の１実施例の回路図、第３図は同実施例
の各部信号波形図である。
２……電源オン時パルス発生器、３……電源オ
フパルス発生器、４……音声増幅器、５……スイ
ツチング回路。
FIG. 1 is a block diagram of the circuit of the present invention, FIG. 2 is a circuit diagram of one embodiment of the circuit of the present invention, and FIG. 3 is a signal waveform diagram of each part of the same embodiment. 2...Power-on pulse generator, 3...Power-off pulse generator, 4...Audio amplifier, 5...Switching circuit.
Claims (1)
ン時を検知して第１のミユートパルスを発生する
第１のパルス発生手段と、電源オフ時を検知して
前記第１のミユートパルスと同一極性の第２のミ
ユートパルスを発生する第２のパルス発生手段と
、前記第１及び第２のミユートパルスに応答して
音声出力をミユートするスイツチング手段とを具
備してなる音声ミユーテイング回路。 In an electronic device having a built-in audio circuit, a first pulse generating means detects when the power is turned on and generates a first mute pulse, and detects when the power is turned off and generates a second mute pulse having the same polarity as the first mute pulse. An audio muting circuit comprising: second pulse generating means for generating a mute pulse; and switching means for muting audio output in response to the first and second mute pulses.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7191885U JPS61187110U (en) | 1985-05-14 | 1985-05-14 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7191885U JPS61187110U (en) | 1985-05-14 | 1985-05-14 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS61187110U true JPS61187110U (en) | 1986-11-21 |
Family
ID=30609841
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP7191885U Pending JPS61187110U (en) | 1985-05-14 | 1985-05-14 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS61187110U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2017069732A (en) * | 2015-09-30 | 2017-04-06 | オンキヨー株式会社 | Music reproduction device |
-
1985
- 1985-05-14 JP JP7191885U patent/JPS61187110U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2017069732A (en) * | 2015-09-30 | 2017-04-06 | オンキヨー株式会社 | Music reproduction device |
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