Patent · US Expired

Systems for three-dimensional viewing and projection

US6252707A · kind A · utility

154Cited by
6References
14Claims
0Family size

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Inventors

Key dates

Filing dateJul 21, 1998
Grant dateJun 26, 2001
Priority date
Expiry dateJul 21, 2018

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH04N2013/0081
  • WIPO fieldAudio-visual technology
  • WIPO sectorElectrical engineering

Abstract

Systems for three-dimensional viewing and projection aimed at full-color flat-screen binocular stereoscopic viewing without the use of eyeglasses for the viewer. Light emanating from a display or projected thereat presenting a left image and a right image is directed only to the appropriate left or right eye of at least one viewer using various combinations of light polarizing layers and layers of light rotating means or color filters.

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