Patent ID: 8983528
Filing Date: 2015-03-17
Classification: G06F,H04M,H04W

Abstract:
1. A device for disconnecting a download channel of a hand-held terminal, comprising: a first download connection point, a second download connection point and a microprocessor; the device further comprising: a connection/disconnection unit connected between the first download connection point and the microprocessor, which is configured to control connection/disconnection of a connection between the first download connection point and the microprocessor by controlling fusing of a fuse; the second download connection point, the microprocessor and one end of the connection/disconnection unit are connected with a battery cathode of the hand-held terminal, wherein the connection/disconnection unit comprises a fuse module and a fusing module, wherein the fuse module is configured to fuse the fuse according to the control of the fusing module, and the fusing module is configured to control whether to fuse the fuse in the fuse module, and wherein the device further comprises a third download connection point; the fuse module is connected between the first download connection point and the microprocessor; and the fusing module is connected between the third download connection point and the microprocessor.