Patent ID: 11915662
Assignee: HKC CORPORATION LIMITED
Field: Audio-visual technology (Electrical engineering)
Classification: CPC G  Y | IPC G

Claim 8:
9. The lighting method of the backlight module according to claim 8, wherein the control switch group comprises a plurality of first control switches, a plurality of second control switches and a plurality of third control switches, wherein the first control switch, the second control switch and the third control switch are correspondingly connected in series on each of the compensation lines, wherein on each of the compensation lines: a first terminal of the second control switch is connected to the signal transmission channel, a second terminal of the second control switch is connected to the first terminal of the first control switch, a second terminal of the first control switch is connected to a first terminal of the third control switch, a second terminal of the third control switch is connected to the light-emitting unit, and control terminals of the first control switch, the second control switch and the third control switch are respectively configured for controlling the first terminal and the second terminal of each of the first control switch, the second control switch and the third control switch to be turned on or off in response to the corresponding control signal; and
when the abnormal signal transmission channel is adjacent to the idle channel, controlling the control switch group to allow the compensation line corresponding to the abnormal signal transmission channel to be conducted with a compensation line corresponding to at least one normal signal transmission channel in the plurality of signal transmission channels comprises:
controlling the first control switch and the third control switch on the compensation line corresponding to the abnormal signal transmission channel to be closed and controlling the second control switch to be opened; and
controlling the first control switch and the second control switch on the compensation line corresponding to the idle channel to be closed, and controlling the third control switch to be opened.