Patent · US Expired

Plane optical source device

US5723946A · kind A · utility

2Cited by
7References
8Claims
0Family size

Assignee

Inventors

Key dates

Filing dateSep 21, 1995
Grant dateMar 3, 1998
Priority date
Expiry dateSep 21, 2015

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH01J61/72
  • WIPO fieldElectrical machinery, apparatus, energy
  • WIPO sectorElectrical engineering

Abstract

A plane optical source device used in a rear illuminating optical source of a liquid crystal display device or for general illuminance is provided. The plane optical source device includes a container having a front plate, a rear plate and side walls, the front plate being made of a transparent substance, for defining an airtight space for generating arc; a fluorescent layer formed on the inner surface of the front plate; a first electrode formed on the inner surface of the rear plate of container in a predetermined pattern, the first electrode being opposite to the fluorescent layer; and a second electrode formed on the outer surface of the rear plate, corresponding to the first electrode.

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