| 摘要 |
The present invention relates to a portable cellular phone system comprising: two units; unit 1 comprising a microphone, display, keypad, battery and speaker; unit 2 comprising an antenna for transmitting and receiving RF signals from a wireless communication system and a receiver portion for converting the RF signal into data signals; unit 1 is not capable of transmitting or receiving RF signals from a wireless communication system; and units 1 and 2 having wireless devices for transmitting and receiving data signals between units.
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