Patent · US Active

Polarized wavelength conversion wheel

US10488649B2 · kind B2 · utility

0Cited by
3References
14Claims
0Family size

Assignee

Inventor

Key dates

Filing dateMay 21, 2015
Grant dateNov 26, 2019
Priority date
Expiry dateMay 21, 2035

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH04N9/3158
  • WIPO fieldAudio-visual technology
  • WIPO sectorElectrical engineering

Abstract

A light conversion system and method for use with at least one light source providing at least one beam of polarized light. The system includes a support structure being rotatable around one of its axes, the support structure having a reflective surface which is fully or partly covered with at least one type of light conversion layer, which is in turn covered with at least one segment of a reflective polarizing sheet.

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