Patent ID: 11893955
Assignee: BEIJING BOE DISPLAY TECHNOLOGY CO., LTD.
Field: Audio-visual technology (Electrical engineering)
Classification: CPC G | IPC G

Claim 3:
4. The method of claim 1, wherein
the display panel further comprises a voltage feedback line, one end of the voltage feedback line is coupled to the common voltage compensation unit, and another end of the voltage feedback line is coupled to only the one common electrode line on which the actual common voltage is to be detected, and
the common voltage compensation unit detecting the actual common voltage on only the one common electrode line of the N1-th common electrode line to the N2-th common electrode line of the plurality of common electrode lines comprises: the voltage feedback line acquiring the actual common voltage on only the one common electrode line coupled to the voltage feedback line and transmitting the acquired actual common voltage to the common voltage compensation unit.