Patent · US Expired

Liquid crystal display device and a method for manufacturing a grounding device

US6473146B1 · kind B1 · utility

17Cited by
0References
5Claims
0Family size

Assignee

Inventor

Key dates

Filing dateSep 22, 1999
Grant dateOct 29, 2002
Priority date
Expiry dateSep 22, 2019

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH05K2203/043
  • WIPO fieldAudio-visual technology
  • WIPO sectorElectrical engineering

Abstract

An LCD device in which a plurality of grounding protrusions are formed in a region not having a signal transmission pattern among the bottom surface of a printed circuit board in contact with a bottom chassis so as to increase a contact area between the printed circuit board and the bottom chassis, to thereby prevent a damage caused by an electromagnetic wave and error of devices.

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