JPH02131793U - - Google Patents
Info
- Publication number
- JPH02131793U JPH02131793U JP3878489U JP3878489U JPH02131793U JP H02131793 U JPH02131793 U JP H02131793U JP 3878489 U JP3878489 U JP 3878489U JP 3878489 U JP3878489 U JP 3878489U JP H02131793 U JPH02131793 U JP H02131793U
- Authority
- JP
- Japan
- Prior art keywords
- sheet
- conductive sheet
- voltage
- resistor
- keyboard instrument
- 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
- 125000006850 spacer group Chemical group 0.000 claims 1
- 238000001514 detection method Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
Description
第１図、第２図Ａ，Ｂはこの考案の実施例であ
る電子鍵盤楽器の鍵盤の縦断面図、抵抗体シート
平面図を示している。第３図は同電子鍵盤楽器の
制御部のブロツク図、第４図は同電子鍵盤楽器の
メモリの一部構成図、第５図Ａ〜Ｅは同電子鍵盤
楽器のＣＰＵの動作を示すフローチヤートである
。
１６……キータツチ検出回路、２０……キーベ
ース、２１……下抵抗体シート、２２……導電性
シート、２３……上抵抗体シート、ＫＸ，ＫＹ…
…キータツチ検出データ。
1 and 2A and 2B show a longitudinal sectional view of a keyboard of an electronic keyboard instrument, which is an embodiment of this invention, and a plan view of a resistor sheet. Fig. 3 is a block diagram of the control section of the electronic keyboard instrument, Fig. 4 is a partial configuration diagram of the memory of the electronic keyboard instrument, and Figs. 5 A to E are flowcharts showing the operation of the CPU of the electronic keyboard instrument. It is. 16... Key touch detection circuit, 20... Key base, 21... Lower resistor sheet, 22... Conductive sheet, 23... Upper resistor sheet, KX, KY...
...Key touch detection data.
Claims (1)
ト、上抵抗体シートを各々スペーサを挟んで設け
るとともに、上下抵抗体シートの各々のシートに
相互に直交する方向の電圧勾配を形成する手段と
、キー押圧時の前記導電シートの電圧を楽音制御
パラメータ設定値として検出する手段と、を備え
てなる電子鍵盤楽器。 A means for providing a lower resistor sheet, a conductive sheet, and an upper resistor sheet on the upper surface of the base key, each with a spacer in between, and forming a voltage gradient in a direction perpendicular to each other in each of the upper and lower resistor sheets; An electronic keyboard instrument comprising means for detecting the voltage of the conductive sheet when pressed as a musical tone control parameter setting value.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3878489U JPH0734467Y2 (en) | 1989-03-31 | 1989-03-31 | Electronic keyboard instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3878489U JPH0734467Y2 (en) | 1989-03-31 | 1989-03-31 | Electronic keyboard instrument |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH02131793U true JPH02131793U (en) | 1990-11-01 |
| JPH0734467Y2 JPH0734467Y2 (en) | 1995-08-02 |
Family
ID=31547105
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP3878489U Expired - Lifetime JPH0734467Y2 (en) | 1989-03-31 | 1989-03-31 | Electronic keyboard instrument |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0734467Y2 (en) |
-
1989
- 1989-03-31 JP JP3878489U patent/JPH0734467Y2/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0734467Y2 (en) | 1995-08-02 |
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