Patent ID: 6874893
Filing Date: 2005-04-05
Classification: G02B,G03B,G09G,H04N

Abstract:
1. A laser display system having at least one laser as light source, the laser display system comprising: at least one filter transmitting or reflecting a particular wavelength of red, green and blue light generated in the laser, and mixing the light red, green and blue light to one; an integrated rotation color separator and diffuser adapted to sequentially separate the mixed light into the red, green and blue light and simultaneously diffuse the separated light, wherein a color separation coating area and a dispersing material coating area are formed on the rotation color separator such that color separation and speckle prevention functions are integrated; an illuminating device irradiating with the light from the integrated rotation color separator and diffuser; a display panel generating an image by modulating transmittance of the light from the illuminating device according to a video signal; and a controller receiving the video signal and adapted to make color areas from the integrated rotation color separator and diffuser and the display panel correspond.