JPH0390295U - - Google Patents
Info
- Publication number
- JPH0390295U JPH0390295U JP15204989U JP15204989U JPH0390295U JP H0390295 U JPH0390295 U JP H0390295U JP 15204989 U JP15204989 U JP 15204989U JP 15204989 U JP15204989 U JP 15204989U JP H0390295 U JPH0390295 U JP H0390295U
- Authority
- JP
- Japan
- Prior art keywords
- envelope waveform
- envelope
- generation means
- output
- generator
- 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 2
Description
第１図は、本考案による電子楽器のエンベロー
プ波形発生装置の原理的な構成例を示すブロツク
図、第２図及び第３図は、本考案による電子楽器
のエンベロープ波形発生装置の動作を説明する波
形図、第４図は、本考案による電子楽器のエンベ
ロープ波形発生装置の具体的な実施例の構成を示
すブロツク図である。
１……キーボード、２……音源、３……サウン
ドシステム、４……エンベロープ発生装置、１１
……キーボード、１２……ＡＤＳＲコントロール
回路、１３……エンベロープカウンタ、１４……
加算回路、１５……乗算回路、１６……Ｄ／Ａコ
ンバータ、１７……増幅器、１８……スピーカ、
１９……エンベロープ波形選択回路、２０……波
形メモリ、２１……アドレス回路、２２……フエ
ードインフエードアウト回路、４１……演算式エ
ンベロープ発生装置、４２……ＰＣＭ方式エンベ
ロープ発生装置、４３……加算器。
FIG. 1 is a block diagram showing an example of the basic configuration of an envelope waveform generator for an electronic musical instrument according to the present invention, and FIGS. 2 and 3 explain the operation of the envelope waveform generator for an electronic musical instrument according to the present invention. FIG. 4 is a block diagram showing the configuration of a specific embodiment of the envelope waveform generator for an electronic musical instrument according to the present invention. 1...Keyboard, 2...Sound source, 3...Sound system, 4...Envelope generator, 11
... Keyboard, 12 ... ADSR control circuit, 13 ... Envelope counter, 14 ...
Adding circuit, 15...Multiplication circuit, 16...D/A converter, 17...Amplifier, 18...Speaker,
19... Envelope waveform selection circuit, 20... Waveform memory, 21... Address circuit, 22... Fade in fade out circuit, 41... Arithmetic envelope generator, 42... PCM envelope generator, 43... ...Adder.
Claims (1)
エンベロープ波形信号を生成する第１のエンベロ
ープ波形発生手段と、 メモリーに記憶されたエンベロープ波形データ
を上記エンベロープ波形信号の指定されたフエー
ズにおいて読み出すことによりエンベロープ波形
信号を生成する第２のエンベロープ波形発生手段
と、 前記第１のエンベロープ波形発生手段の出力と
前記第２のエンベロープ波形発生手段の出力とを
加算して出力する加算手段とを有する電子楽器の
エンベロープ波形発生装置。[Claims for Utility Model Registration] A first envelope waveform generating means that generates an envelope waveform signal consisting of a plurality of phases by performing calculations; second envelope waveform generation means for generating an envelope waveform signal by reading in the phase; and addition means for adding and outputting the output of the first envelope waveform generation means and the output of the second envelope waveform generation means. An envelope waveform generator for an electronic musical instrument, comprising:
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15204989U JPH0390295U (en) | 1989-12-28 | 1989-12-28 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15204989U JPH0390295U (en) | 1989-12-28 | 1989-12-28 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0390295U true JPH0390295U (en) | 1991-09-13 |
Family
ID=31698327
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP15204989U Pending JPH0390295U (en) | 1989-12-28 | 1989-12-28 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0390295U (en) |
-
1989
- 1989-12-28 JP JP15204989U patent/JPH0390295U/ja active Pending
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