| 摘要 |
<p>An electronic device (40) comprising a transmitter substrate (43) generating information measured by a sensor (50) arranged in a space (10) sectioned by a tire (1) and a rim wheel (2), a signal line (45) extending from the transmitter substrate (43) to the outside of the sectioned space (10), passing through the inside of an air valve (30) provided in the rim wheel (2), and composed of a conductor core (45a) and a coaxial cable (45b) covering the core (45a), and an antenna (47) for transmitting a radio wave containing information (on the tire (1) or the like) generated by the transmitter substrate (43), located outside the air valve (30), and connected with the signal line (45).</p> |
