| 摘要 |
<P>PROBLEM TO BE SOLVED: To remotely operate various settings related to projection from an external equipment side with a simple configuration. <P>SOLUTION: A projector includes a radio LAN antenna 54 and a radio LAN interface 52 for inputting image signals from external equipment provided with a pointing device, projection systems 33-46, 2a for projecting the images based on the input image signals, a CPU 47 for extracting a position of a pointer moving in accordance with the operation of the pointing device from among the input image signals, holding the history of moving of the extracted pointer for a fixed period of time, storing specific operation for drawing by the pointer to a selectable operational function in association with each other, determining whether the specific operation for drawing is performed or not from the history of moving of the held pointer for a fixed period of time, and setting the operational function associated with the stored operation for drawing when it is determined that the specific operation for drawing is performed, and a main memory 48 and a program memory 49. <P>COPYRIGHT: (C)2010,JPO&INPIT |
