| 摘要 |
<p>PROBLEM TO BE SOLVED: To provide a transceiver capable of reliable communication with a simple configuration about a transceiver mainly used to operate an ignition switch, or the like of an automobile.SOLUTION: Since a magnetic flux of a peripheral magnetic field is strengthened by a magnetic material 15 having large relative permeability of an intermediate part of a bobbin 13 by providing the magnetic material 15 at the intermediate part of the bobbin 13 mounted at the outer circumference of a key cylinder 1 with a coil 4 wound around the outer circumference, a transceiver 17 that can perform reliable communication with a portable machine 8 with a simple configuration can be acquired.</p> |
