| 摘要 |
PROBLEM TO BE SOLVED: To provide a presentation system capable of being remotely operated by means of a portable remote operating means. SOLUTION: A projector 1 projects image data stored in a host PC 5 onto a screen 2 to form an image 3 with the use of software installed in the host PC, and the software is operated by a remote controller 6. The remote controller 6 is provided with an interface such as a track ball and a laser pointer for emitting laser beams 8, and communicates with a receiver 7 by radio such as IEEE802. 11, Bluetooth and an infrared ray. COPYRIGHT: (C)2004,JPO
|
