Cellphone and control method thereof
A control method and mobile phone technology, applied in the field of communication, can solve problems such as automatic shutdown of the mobile phone system, low voltage, and rapid exhaustion, and achieve the effect of avoiding sudden shutdown or power failure
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[0020] See figure 2 , figure 2 It is a schematic structural diagram of an embodiment of the mobile phone of the present invention. Such as figure 2 As shown, the mobile phone 200 of this embodiment includes a backup battery 201, a first P-MOS tube 202, a second P-MOS tube 203, a main battery 204, a magnetic device 205, a power management unit 206, a magnetic induction device 207, and a baseband processing chip 208, a memory 209, and an input device 210.
[0021] In this embodiment, the baseband processing chip 208 is connected to the power management unit 206, the memory 209, and the input device 210. The backup battery 201 and the main battery 204 are connected to the power management unit 206 through the first P-MOS tube 202 and the second P-MOS tube 203, respectively, and supply power to the power management unit 206. Specifically, when the main battery 204 is inserted into the mobile phone 200, the main battery 204 is mainly responsible for powering the power management u...
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