Patent · US Active

Touch screen display with electric field shielding layer

US8525797B2 · kind B2 · utility

13Cited by
1References
11Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJan 15, 2008
Grant dateSep 3, 2013
Priority date
Expiry dateDec 2, 2030

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG06F2203/04107
  • WIPO fieldComputer technology
  • WIPO sectorElectrical engineering

Abstract

Disclosed is a touch screen display with an electric field shielding layer arranged between a liquid crystal layer of an LCD device and a glass substrate, having a touch sensing layer arranged on a top surface thereof, so that the electric field shielding layer isolates signal interference between the touch sensing layer and the liquid crystal layer.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.