发明授权
US07909466B2 Project equipped with ultrasonic speaker, and method for displaying sound reproduction range in projector 有权
配有超声波扬声器的项目,以及在投影机中显示声音再现范围的方法

Project equipped with ultrasonic speaker, and method for displaying sound reproduction range in projector
摘要:
A projector includes an ultrasonic speaker, a visual information generation unit that generates visual information relating to a sound reproduction range of the ultrasonic speaker, and an image projection unit that displays the visual information generated by the visual information generation unit on a screen.
信息查询
0/0