26-11-2008 дата публикации
Номер: CN0101310804A
Принадлежит:
The invention discloses a positioning system and a positioning method thereof of an interactive game device, the positioning system comprises a positioning host and a wireless controller, the positioning host is provided with a first ultrasonic receiving module, a second ultrasonic receiving module and a third ultrasonic receiving module, and the wireless controller is provided with an ultrasonic transmitting module. The first and the second ultrasonic receiving modules are separated with a distance, and the third ultrasonic receiving module is separated with the first and the second ultrasonic receiving modules with a height difference, thus arranging the first, the second and the third ultrasonic receiving modules on different straight lines. The first, the second and the third ultrasonic receiving modules of the positioning host receive ultrasonic signals which are transmitted by the ultrasonic transmitting module of the wireless controller and obtain a coordinate of the wireless controller ...
Подробнее