Patent · US Expired

Variable pitch IC bond pad arrangement

US4753820A · kind A · utility

15Cited by
5References
4Claims
0Family size

Assignee

Inventor

Key dates

Filing dateOct 20, 1986
Grant dateJun 28, 1988
Priority date
Expiry dateOct 20, 2006

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY02P70/50
  • WIPO fieldAudio-visual technology
  • WIPO sectorElectrical engineering

Abstract

The bond pads (22) for a ceramic package (10) are deposited on the pre-fired ceramic with the bond pad widths (47) increasing as a function of the distance (49) of each pad from the center of package mass (40), whereby bond pads at the extremity (36) of the package have the largest pad width and pads toward the center (40) of the package have the narrowest width.

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