| 摘要 |
<P>PROBLEM TO BE SOLVED: To make it possible for a communication device to display information on the position of a partner communication device even if the positioning result of the partner communication device cannot be obtained. <P>SOLUTION: In a mobile phone (communication device) 1, a short-range communication unit 131 performs short-range communication with a partner communication device. A reception level measuring unit 141 then measures the reception level of a radio signal transmitted by the partner communication device. Based on the reception level measured by the reception level measuring unit 141, a closeness estimation unit 151 estimates the closeness of the partner communication device and a display unit 171 displays the estimated closeness. <P>COPYRIGHT: (C)2013,JPO&INPIT |
