| 摘要 |
<p>A mobile radio apparatus using a circuit board in a cabinet as an antenna and being capable of providing a good antenna characteristic when the mobile radio apparatus is closed for entering a portable mode is provided. In a mobile radio apparatus 10, an upper circuit board 20 is housed in an upper cabinet 11, a lower circuit board 21 is housed in a lower cabinet 15, the upper and lower circuit boards 20 and 21 are electrically connected, an antenna section 22 is housed in an upper part 15a of the lower cabinet 15, a feeding section 23 for supplying power to the antenna section 22 is housed in the lower cabinet 15, and in a portable mode with the upper cabinet 11 and the lower cabinet 15 stacked on each other, the feeding section 23 is connected to the antenna section 22 and in a conversation mode in which the joint whole length is grown as the upper cabinet 11 and the lower cabinet 15 are changed in the mutual position, the feeding section 23 is connected to the upper circuit board 20 through the antenna section 22 and a connection member 25.</p> |
