Patent ID: 8249652
Filing Date: 2012-08-21
Classification: H04M

Abstract:
1. A mobile phone comprising: a power source configured to provide electrical energy for the mobile phone; a personal defense unit configured to be heated by the current of the power source; a switching unit connected between the power source and the personal defense unit; and a central controlling unit configured to receive a command triggered by a user operation on the mobile phone and to generate corresponding control signals to control connection and disconnection of the switching unit; wherein the power source includes a first battery, a second battery, and a diode, the first battery includes a first positive pole and a first negative pole being grounded; the second battery includes a second positive pole and a second negative pole being grounded; and the diode includes an anode coupled to the second positive pole and a cathode coupled to the first positive pole; the mobile phone further comprises a power managing unit configured to manage the electrical energy of the power source; and the power managing unit includes a first input terminal coupled to the first battery and the diode, a first output terminal coupled to the central controlling unit, and a second output terminal.