JPH0271894U - - Google Patents
Info
- Publication number
- JPH0271894U JPH0271894U JP14977588U JP14977588U JPH0271894U JP H0271894 U JPH0271894 U JP H0271894U JP 14977588 U JP14977588 U JP 14977588U JP 14977588 U JP14977588 U JP 14977588U JP H0271894 U JPH0271894 U JP H0271894U
- Authority
- JP
- Japan
- Prior art keywords
- tempo
- control device
- automatic performance
- counting
- timing information
- 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
- 230000007274 generation of a signal involved in cell-cell signaling Effects 0.000 description 1
Description
第１図、第２図はこの考案を適用した第１実施
例に係る電子鍵盤楽器を説明するためのものであ
り、第１図はその全体回路構成図、第２図はその
動作を説明するためのタイムチヤート図であり、
第３図、第４図はこの考案を適用した第２実施例
に係る電子鍵盤楽器を説明するためのものであり
、第３図はその全体回路構成図、第４図はその動
作を説明するタイムチヤート図である。
１……ＣＰＵ、３―１……自動演奏スタート／
ストツプスイツチ、３―２……自動演奏テンポボ
リユーム、５……ＲＡＭ、６……楽音信号発生部
、１０，１５……タイミングパルス制御部、１１
……ワンシヨツトマルチバイブレータ、１２，１
６……１ビツトのバイナリカウンタ、１３，１７
，１８……ＡＮＤ回路、１９……ＯＲ回路。
1 and 2 are for explaining an electronic keyboard instrument according to a first embodiment to which this invention is applied, FIG. 1 is a diagram of its overall circuit configuration, and FIG. 2 is an explanation of its operation. This is a time chart diagram for
3 and 4 are for explaining an electronic keyboard instrument according to a second embodiment to which this invention is applied, FIG. 3 is a diagram of its overall circuit configuration, and FIG. 4 is an explanation of its operation. It is a time chart. 1...CPU, 3-1...Automatic performance start/
Stop switch, 3-2... Automatic performance tempo volume, 5... RAM, 6... Musical tone signal generation section, 10, 15... Timing pulse control section, 11
...One-shot multivibrator, 12,1
6...1 bit binary counter, 13, 17
, 18...AND circuit, 19...OR circuit.
Claims (1)
置において、 自動演奏中に、任意の時間間隔を有するタイミ
ング情報をリアルタイムに入力するタイミング情
報入力手段と、 このタイミング情報入力手段により入力される
タイミング情報の時間間隔を計数する計数手段と
、 この計数手段による計数結果に基づき、上記自
動演奏のテンポを示すテンポ情報を得、このテン
ポ情報によつて上記自動演奏のテンポを制御する
テンポ制御手段と、 を具備したことを特徴とするテンポ制御装置。 (2) 上記テンポ制御手段は、自動演奏の現在の
テンポを示すテンポ情報と上記計数手段による計
数結果との平均値を順次算出し、この平均値を新
たなテンポ情報とすることにより、上記自動演奏
のテンポを制御することを特徴とする請求項１記
載のテンポ制御装置。 (3) 上記タイミング情報入力手段は、足により
操作する操作子を含むことを特徴とする請求項１
または２記載のテンポ制御装置。[Claims for Utility Model Registration] (1) In a tempo control device that controls the tempo of automatic performance, a timing information input means for inputting timing information having arbitrary time intervals in real time during automatic performance, and this timing information. a counting means for counting the time interval of the timing information inputted by the input means; and tempo information indicating the tempo of the automatic performance based on the counting result by the counting means, and using this tempo information, the tempo of the automatic performance is A tempo control device comprising: a tempo control means for controlling; and a tempo control device. (2) The tempo control means sequentially calculates an average value of tempo information indicating the current tempo of automatic performance and the counting result by the counting means, and uses this average value as new tempo information. 2. The tempo control device according to claim 1, wherein the tempo control device controls the tempo of a performance. (3) Claim 1, wherein the timing information input means includes a foot-operated operator.
Or the tempo control device according to 2.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14977588U JPH0271894U (en) | 1988-11-18 | 1988-11-18 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14977588U JPH0271894U (en) | 1988-11-18 | 1988-11-18 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0271894U true JPH0271894U (en) | 1990-05-31 |
Family
ID=31422315
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP14977588U Pending JPH0271894U (en) | 1988-11-18 | 1988-11-18 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0271894U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH04133095A (en) * | 1990-09-25 | 1992-05-07 | Yamaha Corp | Tempo controller |
-
1988
- 1988-11-18 JP JP14977588U patent/JPH0271894U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH04133095A (en) * | 1990-09-25 | 1992-05-07 | Yamaha Corp | Tempo controller |
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