JPH02131798U - - Google Patents
Info
- Publication number
- JPH02131798U JPH02131798U JP3878189U JP3878189U JPH02131798U JP H02131798 U JPH02131798 U JP H02131798U JP 3878189 U JP3878189 U JP 3878189U JP 3878189 U JP3878189 U JP 3878189U JP H02131798 U JPH02131798 U JP H02131798U
- Authority
- JP
- Japan
- Prior art keywords
- key
- timing
- keyboard instrument
- lingering sound
- electronic keyboard
- 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 7
- 238000001514 detection method Methods 0.000 description 2
- 239000010409 thin film Substances 0.000 description 1
Description
第１図はこの考案の実施例である電子鍵盤楽器
のキーとキータツチ検出回路の構成を示す図、第
２図は同電子鍵盤楽器の制御部のブロツク図、第
３図は同電子鍵盤楽器のメモリの一部構成図、第
４図Ａ〜Ｇは同電子鍵盤楽器のＣＰＵの動作を示
すフローチヤート、第５図Ａは一般的な楽音の余
韻波形を示す図、同図Ｂはスタツカート奏法時の
楽音の余韻波形を示す図である。
１６……キータツチ検出回路、３０……キー、
３１……導電性薄膜、３２……高ゲインアンプ、
３３……判定回路。
Fig. 1 is a diagram showing the configuration of the keys and key touch detection circuit of an electronic keyboard instrument that is an embodiment of this invention, Fig. 2 is a block diagram of the control section of the electronic keyboard instrument, and Fig. 3 is a diagram of the control section of the electronic keyboard instrument. A partial configuration diagram of the memory. Figures 4A to 4G are flowcharts showing the operation of the CPU of the electronic keyboard instrument. Figure 5A is a diagram showing the reverberation waveform of a general musical tone. Figure B is a diagram showing the statzato playing style. FIG. 2 is a diagram showing a reverberation waveform of a musical tone. 16...Key touch detection circuit, 30...Key,
31... Conductive thin film, 32... High gain amplifier,
33... Judgment circuit.
Claims (1)
チを設けるとともに、キー表面に接触センサを設
け、 キーオフタイミングと指がキーから離れるタイ
ミングとに基づいて楽音の余韻を制御する余韻制
御手段を設けたことを特徴とする電子鍵盤楽器。[Scope of claim for utility model registration] Each key on the keyboard is provided with a switch that detects on/off status, and a contact sensor is provided on the surface of the key, and the lingering sound of the musical tone is detected based on the key-off timing and the timing when the finger leaves the key. An electronic keyboard instrument characterized by being provided with a lingering sound control means.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3878189U JPH02131798U (en) | 1989-03-31 | 1989-03-31 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3878189U JPH02131798U (en) | 1989-03-31 | 1989-03-31 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH02131798U true JPH02131798U (en) | 1990-11-01 |
Family
ID=31547099
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP3878189U Pending JPH02131798U (en) | 1989-03-31 | 1989-03-31 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH02131798U (en) |
-
1989
- 1989-03-31 JP JP3878189U patent/JPH02131798U/ja active Pending
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