| 摘要 |
<P>PROBLEM TO BE SOLVED: To reduce power consumption while waiting a call in a dual communication terminal. <P>SOLUTION: In the communication terminal connectable to a plurality of different radio communication systems, in a call waiting state, in power sources for the plurality of radio communication systems, only a power source for a first radio communication system is turned on and other power sources for the radio communication systems are turned off to receive a notice of call termination via the first radio communication system. When a call termination message via a second radio communication system is received via the first radio communication system, a power source for the second radio communication system is turned on. <P>COPYRIGHT: (C)2005,JPO&NCIPI |
