Patent ID: 11915666
Assignee: NOVATEK MICROELECTRONICS CORP.
Field: Audio-visual technology (Electrical engineering)
Classification: CPC G | IPC G

Claim 4:
5. The display device according to claim 1, wherein the second display driving integrated circuit comprises:
a display synchronization signal pin, configured to receive the display synchronization signal;
a frequency tracking circuit, coupled to the display synchronization signal pin, wherein the frequency tracking circuit is configured to generate the tracked internal clock signal, and the frequency tracking circuit performs the frequency tracking operation on the original internal clock signal of the second display driving integrated circuit by selectively using the display synchronization signal; and
a display driving circuit, coupled to the display synchronization signal pin, wherein the display driving circuit is coupled to the frequency tracking circuit to receive the tracked internal clock signal, and the display driving circuit is configured to drive the second display area among the display areas according to the tracked internal clock signal and the display synchronization signal.