Projection type display device

Details Projection type display device Projection type display device

1996-04-24

1999-09-28

Tung, Bryan

Television

Video display

Projection device

348755, H04N 564, H04N 931, H04N 574, G02F 100

Patent

active

059597011

ABSTRACT:
A projection type display device comprising a light source for irradiating a light valve, a light valve wherein pixels are arranged in delta matrix, each pixel containing color pixels for the three primary colors and a composite color of red (R), green (G) and blue (B) being displayed on each pixel, a projection lens for projecting the visual images formed on the light valve by receiving the light emitted from the light valve, and a screen including a lenticular lens which has a periodic structure in one direction and on which projected images are formed, which is characterized in that, given the pitch PL of the periodic structure of the lenticular lens and the pitch P of the projected image on the lenticular lens in the direction corresponding to the periodic structure, the pitches PL and P satisfy the equation (1) below when 0.41<m1<0.57,

REFERENCES:
patent: 4432010 (1984-02-01), Oguino
patent: 4701020 (1987-10-01), Bradley, Jr.
patent: 5020877 (1991-06-01), Yokoo et al.
patent: 5602679 (1997-02-01), Dolgoff et al.

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