Patent ID: 11954291
Assignee: CHONGQING BOE DISPLAY TECHNOLOGY CO.,LTD.
Field: Computer technology (Electrical engineering)
Classification: CPC G | IPC G

Claim 5:
6. A manufacturing method of a touch panel, comprising:
forming, on a substrate, sequentially a first silicon nitride layer and a first blocking layer on a side of the first silicon nitride layer away from the substrate, wherein the first blocking layer is a first silicon oxide layer or a first compact silicon nitride layer;
wherein the method further comprises:
forming a bridge layer, a second silicon nitride layer, a second blocking layer, an electrode layer sequentially on the first blocking layer; wherein the bridge layer includes a plurality of bridge electrodes and is made of metal, the second blocking layer is a second silicon oxide layer or a second compact silicon nitride layer, the second silicon nitride layer and the second blocking layer constitute an interlayer insulator layer, the interlayer insulator layer is provided with at least one via hole, the electrode layer comprises a plurality of touch control drive electrodes and a plurality of touch control induction electrodes, and the plurality of touch control drive electrodes or the plurality of touch control induction electrodes are electrically connected to the plurality of bridge electrodes through the at least one via hole; or
forming an electrode layer, a second silicon nitride layer, a second blocking layer and a bridge layer sequentially on the first blocking layer; wherein the electrode layer comprises a plurality of touch control drive electrodes and a plurality of touch control induction electrodes, the second blocking layer is a second silicon oxide layer or a second compact silicon nitride layer, the second silicon nitride layer and the second blocking layer constitute an interlayer insulator layer, and the interlayer insulator layer is provided with at least one via hole, the bridge layer includes a plurality of bridge electrodes and is made of metal, and the plurality of touch control drive electrodes or the plurality of touch control induction electrodes are electrically connected to the plurality of bridge electrodes through the at least one via hole.