JPH02142884U - - Google Patents
Info
- Publication number
- JPH02142884U JPH02142884U JP5182990U JP5182990U JPH02142884U JP H02142884 U JPH02142884 U JP H02142884U JP 5182990 U JP5182990 U JP 5182990U JP 5182990 U JP5182990 U JP 5182990U JP H02142884 U JPH02142884 U JP H02142884U
- Authority
- JP
- Japan
- Prior art keywords
- solenoid
- key
- keys
- performance device
- press force
- 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
- 230000003247 decreasing effect Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 7
Landscapes
- Electrophonic Musical Instruments (AREA)
Description
第１図はこの考案の一実施例の構成を示すブロ
ツク図、第２図はピアノの各キーに設けられるキ
ースイツチＫ１，Ｋ２の構成を示す側断面図、第
３図は第１図におけるＲＡＭ３８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〜ニは各々、イベントデータＥＤ
のフオーマツトを示す図、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ＲＡＭ３８に書き
込まれるデータを示す図、第８図イ，ロは曲番号
検索用のインデツクステーブル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, FIG. 2 is a side sectional view showing the configuration of key switches K 1 and K 2 provided on each key of a piano, and FIG. FIG. 4 is a diagram showing the internal configuration of the RAM 38, FIG. 4 is a diagram showing the configuration of the event frame EF, and FIG.
6 is a timing diagram showing an example of key operations, FIG. 7 is a diagram showing data written to the RAM 38 shown in FIG. 1 in response to the key operations shown in FIG. 6, and FIG. FIGS. 1 and 2 are diagrams for explaining the index table IDT for searching for song numbers, and FIG. 9 is a waveform diagram showing changes in the solenoid drive data SKD in FIG. 1. 20...Keyboard, 35...Central processing unit (CPU
), 37...Read-on memory (ROM), 47
……solenoid.
Claims (1)
レノイドと、 押下する鍵を示す鍵位置データに応じたソレノ
イドを、打鍵強度を示す打鍵強度データに応じた
速度で駆動するソレノイド駆動手段と を有することを特徴とするピアノ自動演奏装置
。 (2) 前記ソレノイド駆動手段は、前記鍵位置デ
ータに対応するソレノイドの特性に応じて前記打
鍵強度データを増減補正するソレノイド特性補正
手段を具備することを特徴とする実用新案登録請
求の範囲第１項記載のピアノ自動演奏装置。[Scope of Claim for Utility Model Registration] (1) A plurality of solenoids arranged corresponding to the keys of a piano, and solenoids corresponding to key position data indicating keys to be pressed, corresponding to key press force data indicating key press force. An automatic piano performance device comprising: a solenoid drive means that is driven at a speed. (2) The solenoid driving means includes a solenoid characteristic correction means for increasing or decreasing the keystroke strength data according to the characteristics of the solenoid corresponding to the key position data. The automatic piano performance device described in Section 1.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5182990U JPH02142884U (en) | 1990-05-18 | 1990-05-18 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5182990U JPH02142884U (en) | 1990-05-18 | 1990-05-18 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH02142884U true JPH02142884U (en) | 1990-12-04 |
Family
ID=31571608
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP5182990U Pending JPH02142884U (en) | 1990-05-18 | 1990-05-18 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH02142884U (en) |
-
1990
- 1990-05-18 JP JP5182990U patent/JPH02142884U/ja active Pending
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