Patent · US Active

Touch screen display with transparent electrical shielding layer

US9329314B2 · kind B2 · utility

4Cited by

10References

40Claims

0Family size

Assignee

Apple Inc. · US

Inventors

Cheng Chen
Enkhamgalan Dorjgotov · Cupertino, US
Masato Kuwabara · Tsukuba, JP
Wonjae Choi · Cupertino, US
Martin P. Grunthaner · Cupertino, US
Albert Lin · Cupertino, US
John Z. Zhong · Saratoga, US
Wei Chen · Palo Alto, US
Steven P. Hotelling · Los Gatos, US
Lynn R. Youngs · Cupertino, US

Key dates

Filing date	Jul 13, 2012
Grant date	May 3, 2016
Priority date	—
Expiry date	Feb 18, 2033

Classification

Technology area (CPC G)Physics
CPC primaryG06F2203/04107
WIPO fieldAudio-visual technology
WIPO sectorElectrical engineering

Abstract

A polarizer includes a polarizer component having a top surface and an opposite bottom surface. The bottom surface is configured to couple to a color filter layer for a liquid crystal display. The polarizer also includes a transparent conducting layer disposed over the top surface. The transparent conducting layer being configured to electrically shield the LCD from a touch panel. The polarizer further includes a coating layer disposed over the transparent conducting layer.

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