Patent ID: 11881731
Assignee: SAMSUNG ELECTRONICS CO., LTD.
Field: Electrical machinery, apparatus, energy (Electrical engineering)
Classification: CPC H  Y | IPC H

Claim 12:
13. The method according to claim 12 for waking-up a plurality of the slave controllers of the control system, the control system further comprising a capacitor connected to the power supply node, and the photo-sensitive element being configured to set the second switch element to be conductive in response to receiving the wake-up light signal and the capacitor being fully charged,
wherein the first light signal is transmitted at a first time point for a first duration,
wherein, in each of the slave controllers, the wake-up signal is output at a second time point during the first duration when the capacitor of the respective slave controllers is fully charged, and
wherein the second light signal is transmitted at a third time point after the first duration.