| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a communication terminal capable of improving the operability and efficiently utilizing power by operating or stopping an active communication function in response to a received signal. <P>SOLUTION: The communication terminal is provided with: a counter communication apparatus communication means 110 for making communication with an external communication apparatus (not shown); a counter communication apparatus communication means 120 having a communication enabled state permitting communication with the external communication apparatus 200 and a communication disabled state inhibiting the communication with the external communication apparatus 200 and making communication with the external communication apparatus 200 in the communication enabled state; an in-zone / out-zone state detection means 130 for detecting whether a communication state is an in-zone state wherein the counter communication apparatus communication means 110 can make communication with the external communication apparatus or an out-zone state wherein the counter communication apparatus communication means 110 cannot make communication with the external communication apparatus; and a control means 140 for controlling the counter communication apparatus communication means 120 to be brought into the communication enabled state when the state of the counter communication apparatus communication means 110 detected by the in-zone / out-zone state detection means 130 is changed from the in-zone state to the out-zone state. <P>COPYRIGHT: (C)2005,JPO&NCIPI |
