CPC H10K 50/813 (2023.02) [H10K 50/822 (2023.02); H10K 59/131 (2023.02); H10K 71/00 (2023.02); H10K 59/1201 (2023.02); H10K 59/88 (2023.02)] | 20 Claims |
1. An organic light-emitting diode (OLED) display substrate, comprising:
a base substrate, comprising an effective display region and a periphery region surrounding the effective display region;
a driver circuit, located in the base substrate;
a lead wire, located on the base substrate;
an insulating layer, located at a side of the lead wire away from the base substrate;
an anode pattern, located at a side of the insulating layer away from the base substrate and located in the effective display region;
an organic light-emitting layer, located at a side of the anode pattern away from the base substrate; and
a cathode, located at a side of the organic light-emitting layer away from the anode pattern, wherein
the periphery region comprises a lead wire region and a virtual region that are at least partly overlapped; the lead wire is configured to connect the driver circuit and the anode pattern; the lead wire is located in the lead wire region; the virtual region is provided with a virtual anode pattern; the virtual anode pattern is arranged to be insulated from the lead wire; the anode pattern comprises a plurality of anodes; and the virtual anode pattern comprises a plurality of virtual anodes, and
the periphery region further comprises an annular electrode arranged to surround the effective display region; the cathode is electrically connected with the annular electrode; the annular electrode is configured to apply the cathode with a cathode voltage; and the virtual region is located at an outer side of the annular electrode away from the effective display region.
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