JPS6246500U - - Google Patents
Info
- Publication number
- JPS6246500U JPS6246500U JP13585786U JP13585786U JPS6246500U JP S6246500 U JPS6246500 U JP S6246500U JP 13585786 U JP13585786 U JP 13585786U JP 13585786 U JP13585786 U JP 13585786U JP S6246500 U JPS6246500 U JP S6246500U
- Authority
- JP
- Japan
- Prior art keywords
- voltage source
- sounding body
- envelope
- control
- diaphragm
- 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.)
- Granted
Links
- 230000005540 biological transmission Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000005236 sound signal Effects 0.000 description 1
Landscapes
- Electrophonic Musical Instruments (AREA)
- Piezo-Electric Transducers For Audible Bands (AREA)
Description
図面は、この考案に係る圧電ブザーのエンベロ
ープ制御方式の一実施例を示したもので、第１図
は小型電子式計算機に適用した場合の回路構成図
、第２図はこの実施例の動作を説明する為のタイ
ミングチヤートである。
４……楽音信号発生部、６……ブザー駆動解路
、７……カウンタ、８……デコーダ、９……圧電
ブザー、１０，１１……インバータ、１２ａ〜１
２ｈ……トランスミツシヨンゲート、１３ａ〜１
３ｈ……インバータ、１４，１６……オア回路、
１５……インバータ。
The drawings show an embodiment of the envelope control method for a piezoelectric buzzer according to this invention. Fig. 1 is a circuit configuration diagram when applied to a small electronic calculator, and Fig. 2 shows the operation of this embodiment. This is a timing chart for explanation. 4... Musical sound signal generation unit, 6... Buzzer drive circuit, 7... Counter, 8... Decoder, 9... Piezoelectric buzzer, 10, 11... Inverter, 12a-1
2h...Transmission gate, 13a~1
3h...Inverter, 14,16...OR circuit,
15...Inverter.
Claims (1)
体の表裏両面に印加する複数レベルの電圧源と、
該電圧源毎に設けられると共にＭＯＳ型トランジ
スタで形成され、上記電圧源の供給を制御するス
イツチング手段と、上記電圧源を経時的に選択印
加して上記発音体をプツシユプル駆動する制御手
段とを具備し、上記発音体より発音される音声に
エンベロープを付加したことを特徴とする圧電ブ
ザーのエンベロープ制御装置。 A sounding body in which a piezoelectric element is attached to a diaphragm, a voltage source of multiple levels applied to both the front and back sides of the sounding body,
A switching means is provided for each voltage source and is formed of a MOS transistor to control the supply of the voltage source, and a control means for selectively applying the voltage source over time to push-pull drive the sounding body. An envelope control device for a piezoelectric buzzer, characterized in that an envelope is added to the sound produced by the sounding body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1986135857U JPS6318074Y2 (en) | 1986-09-04 | 1986-09-04 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1986135857U JPS6318074Y2 (en) | 1986-09-04 | 1986-09-04 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6246500U true JPS6246500U (en) | 1987-03-20 |
| JPS6318074Y2 JPS6318074Y2 (en) | 1988-05-20 |
Family
ID=31038441
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1986135857U Expired JPS6318074Y2 (en) | 1986-09-04 | 1986-09-04 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6318074Y2 (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5159293A (en) * | 1974-11-21 | 1976-05-24 | Nitsutan Denshi Kk | |
| JPS5186389A (en) * | 1975-01-27 | 1976-07-28 | Matsushita Electric Works Ltd | DEIJITARU SHINPUKUHENCHOKI |
-
1986
- 1986-09-04 JP JP1986135857U patent/JPS6318074Y2/ja not_active Expired
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5159293A (en) * | 1974-11-21 | 1976-05-24 | Nitsutan Denshi Kk | |
| JPS5186389A (en) * | 1975-01-27 | 1976-07-28 | Matsushita Electric Works Ltd | DEIJITARU SHINPUKUHENCHOKI |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS6318074Y2 (en) | 1988-05-20 |
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