Patent · US Expired

Patterned thermal sensor

US6191839A · kind A · utility

171Cited by
5References
20Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMay 3, 1999
Grant dateFeb 20, 2001
Priority date
Expiry dateMay 3, 2019

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG02F1/133382
  • WIPO fieldOptics
  • WIPO sectorInstruments

Abstract

An LCD heater and method having temperature sensors made by electrically isolating portions of ITO across a display surface and measuring the resistance of such portions and developing an assessment of temperatures in the interior of the display surface based on sensor calibration data taken under known temperature conditions.

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