Patent · US Expired

Method and apparatus for trace shielding and routing on a substrate

US7375978B2 · kind B2 · utility

12Cited by
7References
17Claims
0Family size

Assignee

Inventors

Key dates

Filing dateDec 23, 2003
Grant dateMay 20, 2008
Priority date
Expiry dateMay 20, 2025

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH05K3/222
  • WIPO fieldSemiconductors
  • WIPO sectorElectrical engineering

Abstract

Some embodiments of the invention effectively shield signal traces on a substrate without impacting the signal trace routing on the metal layers of the substrate. Other embodiments of the invention provide improved power delivery without impacting the signal trace routing on the metal layers of the substrate. Other embodiments of the invention are described in the claims.

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