Patent ID: 11966545
Assignee: FLATFROG LABORATORIES AB
Field: Computer technology (Electrical engineering)
Classification: CPC G | IPC G

Claim 0:
1. A touch sensing apparatus, comprising:
a curved glass panel comprising a touch surface, the curved glass panel having a radius of curvature;
a plurality of light emitters arranged along a periphery of the curved glass panel;
a support structure positioned around the periphery of the curved glass panel, the support structure comprising a first portion extending over at least a portion of the periphery of the curved glass panel and separated by a space from the curved glass panel;
an optical element fitted in the space between the curved glass panel and the first portion of the support structure, the optical element configured to at least partially seal the plurality of light emitters from contaminants from the touch surface,
wherein the support structure is configured to adjust the radius of curvature of the curved glass panel along at least one side of the curved glass panel, and wherein the curved glass panel is concave.