Patent · US Expired

Semiconductor device, noise reduction method, and shield cover

US7345892B2 · kind B2 · utility

5Cited by
12References
18Claims
0Family size

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Inventors

Key dates

Filing dateMay 20, 2005
Grant dateMar 18, 2008
Priority date
Expiry dateMay 20, 2025

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH05K1/0218
  • WIPO fieldAudio-visual technology
  • WIPO sectorElectrical engineering

Abstract

In a memory module, reference potential connecting patterns are disposed on high frequency signal lines and/or on the extension lines extending from the terminal ends of the signal lines as well as a shield cover for covering semiconductor memory chips is disposed on the substrate, and the reference potential connecting patterns are connected to the shield cover through metal cover contact parts.

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