| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a device of controlling a sensor for a bicycle for reducing influence of noise, without requiring a high accuracy A/D converter being many in a quantization bit number. <P>SOLUTION: This device 1 of controlling the sensor installed in the bicycle having a rotary part, includes a signal amplifying part for amplifying output of a sensor 20, and a gain control part 12 for adjusting gain of the signal amplifying part 13 in response to a rotational state of the rotary part. <P>COPYRIGHT: (C)2013,JPO&INPIT |
