US PATENT SUBCLASS 349 / 106
.~.~.~ Color filter

Current as of: June, 1999
Click HD for Main Headings
Click for All Classes

Internet Version by PATENTEC © 1999      Terms of Use


349 /   HD   LIQUID CRYSTAL CELLS, ELEMENTS AND SYSTEMS

56  DF  PARTICULAR STRUCTURE {7}
84  DF  .~ Having significant detail of cell structure only {17}
104  DF  .~.~ Filter {3}
106.~.~.~ Color filter {3}
107  DF  .~.~.~.~> With different liquid crystal thickness for each color of filter
108  DF  .~.~.~.~> With plural colors for each display element (i.e., each pixel or segment)
109  DF  .~.~.~.~> With unequal areas for different colors or with fractional shift between one line of colors and the next

DEFINITION

Classification: 349/106

Color filter:

(under subclass 104) Subject matter wherein only a portion of the frequency band of incident light is passed, giving a colored appearance.

(1) Note. Typically triads of filters passing red, green, and blue light are used.