Patent · US Expired

Back-to-back NPN/PNP protection diodes

US7285827B1 · kind B1 · utility

6Cited by
2References
16Claims
0Family size

Assignee

Inventors

Key dates

Filing dateAug 2, 2005
Grant dateOct 23, 2007
Priority date
Expiry dateAug 2, 2025

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH10D89/611

Abstract

A device includes a memory device and an NPN or PNP diode coupled to a word-line of the memory device. The NPN or PNP diode reduces device damage and performance impairment that may result from device charging by drawing charges away from the memory device.

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