Patent ID: 11881146
Assignee: HKC CORPORATION LIMITED
Field: Audio-visual technology (Electrical engineering)
Classification: CPC G | IPC G

Claim 2:
3. The backlight module according to claim 2, wherein each of the plurality of drive circuits comprises a first transistor, a second transistor, and a capacitor, wherein, the first transistor has an input terminal connected to the output terminal of the power supply, an output terminal connected to the light-emitting element corresponding to the drive circuit, and a control terminal connected to an output terminal of the second transistor;
the capacitor has a first electrode plate connected to the input terminal of the first transistor and a second electrode plate connected to the control terminal of the first transistor;
an input terminal of the second transistor is connected to the controller; and the controller is configured to control the drive current output by each of the plurality of drive circuits to the corresponding light-emitting element by controlling a voltage output to the input terminal of the second transistor.