JPS5879796U - automatic piano performance device - Google Patents
automatic piano performance deviceInfo
- Publication number
- JPS5879796U JPS5879796U JP17557381U JP17557381U JPS5879796U JP S5879796 U JPS5879796 U JP S5879796U JP 17557381 U JP17557381 U JP 17557381U JP 17557381 U JP17557381 U JP 17557381U JP S5879796 U JPS5879796 U JP S5879796U
- Authority
- JP
- Japan
- Prior art keywords
- keystroke strength
- strength data
- performance device
- automatic piano
- piano performance
- 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
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図はこの考案の一実施例の構成を示すブロック図、
第２図はピアノの各キーに設けられるキ一スイツチに、
、 Ｋ２の構成を示す側断面図、第３図は第１図におけ
るＲＡＭ３ｇの内部構成を示す図、第４図はイベントフ
レームＥＦの構成を示す図、第５図イル二は各々、イベ
ントデータＥＤのフォーマットを示す図、第６図はキー
操作の一例を示すタイミング図、第７図は第６図に示す
キー操作に対応して第１図に示すＲＡＭ３ｇに書込まれ
るデータを示す図、第８図イ９口は曲番号検索用のイン
デックステーブルＩＤＴを説明するための図、第９図は
第１図におけるソレノイド４７を駆動するためのソレノ
イド駆動データＳＫＤの変化を示す波形図である。
２０・・・鍵盤、３５・・・中央処理装置（ｃｐｕ）、
３７・・・リードオンリメモリ、（ＲＯＭ）、４７・・
・ソレノイド。FIG. 1 is a block diagram showing the configuration of an embodiment of this invention.
Figure 2 shows the key switch installed on each key of the piano.
, FIG. 3 is a diagram showing the internal configuration of RAM 3g in FIG. 1, FIG. 4 is a diagram showing the configuration of event frame EF, and FIG. 5 is a side sectional view showing the configuration of K2. 6 is a timing diagram showing an example of key operations. FIG. 7 is a diagram showing data written to the RAM 3g shown in FIG. 1 in response to the key operations shown in FIG. 6. FIG. 8B is a diagram for explaining the index table IDT for searching the song number, and FIG. 9 is a waveform diagram showing changes in the solenoid drive data SKD for driving the solenoid 47 in FIG. 20... Keyboard, 35... Central processing unit (CPU),
37... Read only memory, (ROM), 47...
·solenoid.
Claims (1)
いて、前記キーに設けられたソレノイドを自動的に駆動
するように構成されたピアノ自動゛演奏装置において、
前記第１の打鍵強度データを前記ソレノイドの特性に応
じて変換する第１の打鍵強度データ変換手段と、前記第
１の打鍵強度データ変換手段の変換によって得られたデ
ータを、更に前記キーの位置にしたがって変換する第２
の打鍵強度データ変換手段とを具備し、前記第２の打鍵
強度データ変換によって得られる第２の打鍵強度データ
に基づいて前記ソレノイドを駆動することを特徴とする
ピアノ自動演奏装置。An automatic piano performance device configured to automatically drive a solenoid provided on a key based on first keystroke strength data corresponding to a keystroke strength of the key,
A first keystroke strength data converter converts the first keystroke strength data according to the characteristics of the solenoid, and the data obtained by the conversion by the first keystroke strength data converter is The second transform according to
1. An automatic piano performance device, comprising: a keystroke strength data conversion means, and drives the solenoid based on second keystroke strength data obtained by the second keystroke strength data conversion.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP17557381U JPS5879796U (en) | 1981-11-26 | 1981-11-26 | automatic piano performance device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP17557381U JPS5879796U (en) | 1981-11-26 | 1981-11-26 | automatic piano performance device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5879796U true JPS5879796U (en) | 1983-05-30 |
| JPH046076Y2 JPH046076Y2 (en) | 1992-02-19 |
Family
ID=29967979
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP17557381U Granted JPS5879796U (en) | 1981-11-26 | 1981-11-26 | automatic piano performance device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5879796U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0573040A (en) * | 1991-06-24 | 1993-03-26 | Yamaha Corp | Sound volume correction device for automatic piano |
-
1981
- 1981-11-26 JP JP17557381U patent/JPS5879796U/en active Granted
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0573040A (en) * | 1991-06-24 | 1993-03-26 | Yamaha Corp | Sound volume correction device for automatic piano |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH046076Y2 (en) | 1992-02-19 |
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