Patent · US Active

Touch display having in-plane-switching liquid crystal structure

US8957846B2 · kind B2 · utility

0Cited by
2References
16Claims
0Family size

Assignee

Inventors

Key dates

Filing dateSep 6, 2013
Grant dateFeb 17, 2015
Priority date
Expiry dateOct 19, 2033

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG06F3/0445
  • WIPO fieldComputer technology
  • WIPO sectorElectrical engineering

Abstract

A touch display having in-plane-switching liquid crystal structure, comprising a pixel cell and a multiplexer circuit, wherein the multiplexer circuit is used to couple a source driver unit with the pixel cell to provide an in-plane switching display function during a display period, and couple a touch control unit with the pixel cell to provide a touch detection function during a touch detection period.

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