Invention Publication
- Patent Title: TOUCH ELECTRODE ARCHITECTURE FOR TOUCH SCREEN INCLUDING TOUCH ELECTRODE-FREE REGION
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Application No.: US18459026Application Date: 2023-08-30
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Publication No.: US20240077981A1Publication Date: 2024-03-07
- Inventor: Ashray Vinayak GOGTE , Yufei ZHAO , Christophe BLONDIN , Yoann J. LANET
- Applicant: Apple Inc.
- Applicant Address: US CA Cupertino
- Assignee: Apple Inc.
- Current Assignee: Apple Inc.
- Current Assignee Address: US CA Cupertino
- Main IPC: G06F3/044
- IPC: G06F3/044 ; G06F3/041

Abstract:
In some examples, a touch screen includes a first region corresponding to a region of the touch screen without touch electrodes; a second region corresponding to a region of the touch screen with a first conductive material (e.g., solid metal) with a first density in a first conductive layer; and a third region corresponding to a region of the touch screen with a second conductive material (e.g., metal mesh) with a second density, lower than the first density, in the first conductive layer. In some examples, the second region circumscribes the first region, and the third region circumscribes the second region. Some touch electrodes include a portion of the first conductive material in the second region and a portion of the second conductive material in the third region. Such touch electrodes can be routed using the first conductive material in the first conductive layer around the first region.
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