| 摘要 |
<p>A musical instrument laser tracking device comprises a musical instrument digital interface adapted to be connected to a musical instrument digital interface port of a musical instrument. A computer system electronically connected to the musical instrument digital interface and incorporating software adapted to produce electronic signals to control a laser projector. A digital-to-analog converter electronically connected to the computer system and adapted to convert the electronic signals from a digital format to an analog format, and a laser projector electronically connected to the digital-to-analog converter and adapted to receive the electronic analog signals from the digital-to-analog converter, generate laser beams accordingly, and shine the laser beams on predetermined objects in predetermined patterns.</p> |
