Patent · US Expired

Liquid crystal display device with reduced frame portion surrounding display area

US5838400A · kind A · utility

86Cited by
4References
4Claims
0Family size

Assignees

Inventors

Key dates

Filing dateJan 14, 1997
Grant dateNov 17, 1998
Priority date
Expiry dateJan 14, 2017

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH05K2201/056
  • WIPO fieldAudio-visual technology
  • WIPO sectorElectrical engineering

Abstract

A liquid crystal device in which a peripheral circuit board positioned in the outer periphery of a seal port is recessed to avoid the projection of the seal port and in which a fluorescent tube has its two lamp cables arranged around the four sides of a crystal display element, so that the substrate at the seal port side and the lamp cable of a side light type back light can be packaged in compact.

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