Musical instrument that generates electronic sound, light-emission controller used in this musical instrument, and control method of musical instrument
US9018507B2 · kind B2 · utility
Assignee
Inventor
Key dates
| Filing date | Aug 21, 2012 |
| Grant date | Apr 28, 2015 |
| Priority date | — |
| Expiry date | Jan 27, 2033 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG10H2220/455
- WIPO fieldOther consumer goods
- WIPO sectorOther fields
Abstract
A musical instrument (1) includes a stick (10) to be held by a player and provided with a marker (15) at a leading end that emits light and switches off; a camera unit (20) that captures an image of the player holding the stick (10); and a center unit (30) that generates a percussion instrument sound based on a position of the marker (15) while emitting light in image-capture space captured by the camera unit (20), in which the stick (10) causes the marker (15) to emit light under the condition of detecting start of a down swing movement by the player, and causes the marker (15) to switch off under the condition of detecting the end of this movement.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.