| 摘要 |
<P>PROBLEM TO BE SOLVED: To solve a problem that operability is deteriorated because the representative battery substitution interval of a battery driving type radio optical mouse is in a range of one to three months in accordance with its use frequency and the battery sharply increases the total weight of the optical mouse. <P>SOLUTION: The radio optical navigation device (200) comprises an optical position detection system (215, 216, 235, 285, 290), a transmitter (235) electrically connected to the optical position detection system (215, 216, 235, 285, 290) and a compact fuel battery (210, 225, 230, 270) electrically connected to the transmitter (235) and the optical position detection system (215, 216, 235, 285, 290) and capable of supplying power to the optical position detection system (215, 216, 235, 285, 290) and the transmitter (235). <P>COPYRIGHT: (C)2005,JPO&NCIPI |
