Patent · US Expired

Protection circuit in semiconductor circuit device comprising a plurality of chips

US7561390B2 · kind B2 · utility

5Cited by
8References
20Claims
0Family size

Assignee

Inventor

Key dates

Filing dateMar 8, 2005
Grant dateJul 14, 2009
Priority date
Expiry dateDec 12, 2025

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH10D84/221
  • WIPO fieldSemiconductors
  • WIPO sectorElectrical engineering

Abstract

A multichip package according to an embodiment of the invention comprises a first chip and a second chip. A first ground line formed in the first chip and the second ground line formed in the second chip are connected via ESD protection circuits. One of the protection circuits is formed in the first chip and the other is formed in the second chip, allowing effective ESD discharge according to CDM model.

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