Patent · US Expired

Electrostatic discharge protection for sensors

US6440814B1 · kind B1 · utility

12Cited by
22References
20Claims
0Family size

Assignee

Inventors

Key dates

Filing dateDec 30, 1998
Grant dateAug 27, 2002
Priority date
Expiry dateDec 30, 2018

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG06V40/1329
  • WIPO fieldComputer technology
  • WIPO sectorElectrical engineering

Abstract

A structure and method is disclosed for dissipating electrostatic charges comprising an underlying dielectric layer disposed over capacitor plates of sensor circuitry, and a conductive layer and passivation layers disposed over the underlying dielectric layer wherein the conductive layer diffuses electrostatic charges at the surface of the integrated circuit.

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