| 摘要 |
A mobile telephone system having a controlling portion which sends an intermittent signal to a power switch during a standby state so that power is turned on during a period when a necessary signal portion of a control signal derived from a signal receiving portion is input, the power switch being turned off during a period when an unnecessary signal portion of the control signal is input, and thereby, the components of the signal receiving portion having short rise times, i.e., time intervals between turning on of the power source and start of operation, are supplied with intermittent power to reduce power consumption. |
