JPH0314698U - - Google Patents
Info
- Publication number
- JPH0314698U JPH0314698U JP7536989U JP7536989U JPH0314698U JP H0314698 U JPH0314698 U JP H0314698U JP 7536989 U JP7536989 U JP 7536989U JP 7536989 U JP7536989 U JP 7536989U JP H0314698 U JPH0314698 U JP H0314698U
- Authority
- JP
- Japan
- Prior art keywords
- storage means
- finger
- time
- image
- 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.)
- Granted
Links
- 238000003384 imaging method Methods 0.000 claims 2
- 238000001514 detection method Methods 0.000 claims 1
- 230000005057 finger movement Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
- 238000006243 chemical reaction Methods 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
の鍵盤付近の一部正面図、第２図は同電子鍵盤楽
器の制御部のブロツク図、第３図は同制御部の指
形状認識回路のブロツク図、第４図は同電子鍵盤
楽器のカメラが撮像した鍵盤の画像を示す図、第
５図Ａ〜Ｄは同制御部の動作を示すフローチヤー
トである。
１６……指形状認識回路、２５……カメラ、２
６……Ａ／Ｄ変換回路、２７，１２７……ＶＲＡ
Ｍ、２８……画像処理部。
Fig. 1 is a partial front view of the keyboard area 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 finger shape recognition circuit of the control section. FIG. 4 is a diagram showing an image of the keyboard taken by the camera of the electronic keyboard instrument, and FIGS. 5A to 5D are flowcharts showing the operation of the control section. 16...Finger shape recognition circuit, 25...Camera, 2
6...A/D conversion circuit, 27,127...VRA
M, 28... Image processing section.
Claims (1)
る撮像手段を設け、 この撮像手段が撮像した第一の時刻の指の像を
記憶する第一の記憶手段と、 前記第一の時刻から所定時間経過した第二の時
刻の指の像を記憶する第二の記憶手段と、 前記第一の記憶手段と前記第二の記憶手段から
指の動きを検出しこの検出結果に基づいて楽音を
制御する楽音制御手段と、 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] An imaging means is provided near the keyboard to take an image of a finger touching a key of the keyboard, and a first storage means stores an image of the finger taken at a first time by the imaging means. , a second storage means for storing an image of the finger at a second time when a predetermined time has elapsed from the first time; and a second storage means for detecting the finger movement from the first storage means and the second storage means. An electronic keyboard instrument comprising: a musical tone control means for controlling musical tones based on a detection result.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7536989U JPH0753117Y2 (en) | 1989-06-27 | 1989-06-27 | Electronic keyboard instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7536989U JPH0753117Y2 (en) | 1989-06-27 | 1989-06-27 | Electronic keyboard instrument |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0314698U true JPH0314698U (en) | 1991-02-14 |
| JPH0753117Y2 JPH0753117Y2 (en) | 1995-12-06 |
Family
ID=31615892
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP7536989U Expired - Lifetime JPH0753117Y2 (en) | 1989-06-27 | 1989-06-27 | Electronic keyboard instrument |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0753117Y2 (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007256411A (en) * | 2006-03-22 | 2007-10-04 | Yamaha Corp | Musical sound controller |
| WO2020059245A1 (en) * | 2018-09-18 | 2020-03-26 | ソニー株式会社 | Information processing device, information processing method and information processing program |
-
1989
- 1989-06-27 JP JP7536989U patent/JPH0753117Y2/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007256411A (en) * | 2006-03-22 | 2007-10-04 | Yamaha Corp | Musical sound controller |
| WO2020059245A1 (en) * | 2018-09-18 | 2020-03-26 | ソニー株式会社 | Information processing device, information processing method and information processing program |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0753117Y2 (en) | 1995-12-06 |
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