Patent ID: 11868562
Assignee: BOE TECHNOLOGY GROUP CO., LTD.
Field: Computer technology (Electrical engineering)
Classification: CPC G | IPC G

Claim 0:
1. A display panel, comprising:
a base substrate;
a touch sensor arranged on the base substrate and comprising a plurality of touch sub-electrodes; and
a signal noise sensor configured to detect a signal noise from the display panel and comprising a plurality of noise detection electrodes;
a plurality of dummy patterns arranged at a same layer as, and made of a same material as, the plurality of noise detection electrodes;
wherein an outer contour of at least one noise detection electrode is located within an outer contour of at least one touch sub-electrode,
wherein all of the plurality of noise detection electrodes are electrically connected to each other,
wherein the plurality of dummy patterns is electrically insulated from each other, and each dummy pattern is electrically insulated from the noise detection electrodes,
wherein each touch sub-electrode comprises a receiving electrode and a transmitting electrode,
wherein an extension direction of each bridging line crosses an arrangement direction of the receiving electrode and the transmitting electrode,
the noise detection electrode and the dummy pattern have a same size and a same shape,
the noise detection electrodes are arranged directly on both the receiving electrode and the transmitting electrode.