Patent · US Expired

Head assembly, disk unit, and bonding method and apparatus

US7347347B2 · kind B2 · utility

9Cited by
18References
11Claims
0Family size

Assignee

Inventors

Key dates

Filing dateOct 26, 2004
Grant dateMar 25, 2008
Priority date
Expiry dateMay 14, 2025

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH10D62/117
  • WIPO fieldSemiconductors
  • WIPO sectorElectrical engineering

Abstract

A head assembly is provided with a mounting surface, and an integrated circuit chip which is mounted on the mounting surface and processes signals. The integrated circuit chip is covered by a layer which prevents generation of foreign particles from the integrated circuit chip by the provision of the layer.

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