| 摘要 |
<P>PROBLEM TO BE SOLVED: To achieve impedance matching of an antenna with a built-in filter, which is to be mounted on an electronic device. <P>SOLUTION: An antenna 30 with a built-in filter, which is to be mounted on a handy terminal 1, comprises an antenna element 31 and a circuit board part 40 connected to the antenna element 31. The circuit board part 40 has a filter circuit for filtering an input/output signal of the antenna element 31, and a matching circuit for impedance matching of the antenna element 31. <P>COPYRIGHT: (C)2012,JPO&INPIT |
