Patent · US Expired

Luminescent light source and luminescent light source array

US7470042B2 · kind B2 · utility

12Cited by
3References
15Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJan 17, 2006
Grant dateDec 30, 2008
Priority date
Expiry dateFeb 9, 2026

Classification

  • Technology area (CPC F)Mechanical Engineering; Lighting; Heating
  • CPC primaryF21Y2115/10
  • WIPO fieldElectrical machinery, apparatus, energy
  • WIPO sectorElectrical engineering

Abstract

To provide a luminescent light source that can increase the number of divisions of a reflecting mirror without reducing pitch interval of reflection areas. A luminescent light source comprises a reflecting mirror for reflecting light, a mold unit arranged on a light reflection surface of the reflecting mirror, and light emitting devices of three luminescent devices of red, blue and green that are placed in the central part and output light to the mold unit. In the reflecting mirror, rectangular reflection areas are arranged vertically and horizontally in a grid.

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