| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a mobile telephone set whose mobile telephone function has a longer operation time even when the residual capacity of the battery becomes small, and its operation control method. <P>SOLUTION: A CPU 51 limits the operation of a television reception part 20 and allows a mobile telephone wireless communication part 21 to operate, when the voltage of the battery 13 is less than a threshold (threshold for operation control) stored in a memory part 6. <P>COPYRIGHT: (C)2005,JPO&NCIPI |
