| 摘要 |
PROBLEM TO BE SOLVED: To provide a wireless terminal device which stops transmission output signals and notifies host devices of a trouble such as disconnection, the trouble occurs in the wireless terminal device. SOLUTION: The wireless terminal device which performs wireless communication has at least a wireless part, an antenna and an electric power amplifier. The electric power amplifier has a reflection wave detection circuit, and stops transmission output signals transmitted from the wireless part when detecting specified electric power. COPYRIGHT: (C)2008,JPO&INPIT
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