| 摘要 |
PROBLEM TO BE SOLVED: To provide a portable telephone set that is affected less by electromagnetic waves. SOLUTION: This portable telephone set consists of a user operation section 5, including at least a key operation section, a display section, a microphone, a speaker or the like, and a mobile main body 4 including an antenna 2, a radio communication section, a modulation/demodulation section, a protocol control section, a vocoder section and a communication control section or the like, and the user operation section 5 and the mobile main body 4 are designed as separate units to set apart the mobile main body 4 from a human body and data are sent/received by the use of a radio channel or a wired channel, then the effects from electromagnetic waves are reduced. |
