Patent ID: 9614568
Date: 2017-04-04
CPC Classifications: G06F,H01H,H04B

Claim:
1. An electronic device comprising: a transceiver for receiving and sending a wireless signal; a power supply adapted to supply power to the transceiver; a switch module connected between the transceiver and the power supply, the switch module comprising a first switch and a transistor having a collector terminal which is coupled to the power supply, and an emitter terminal which is coupled to the transceiver, wherein the first switch is coupled to the collector terminal and the base terminal of the transistor, the transistor is configured such that when the transistor is switched on, the first switch is switched on, and the power supply supplies power for the transceiver, and the transistor is further configured such that when the transistor is switched off, the first switch is switched off, and the power supply is disconnected from the transceiver.