Patent ID: 6025883
Filing Date: 2000-02-15
Classification: G09G,H04N

Abstract:
A resolution conversion apparatus for a display device comprising:an interpolation portion receiving scanning lines and outputting interpolated scanning lines whose values are calculated by multiplying corresponding weighted values in response to interpolation control signals according to an indicated interpolation function;a scanning line selection portion outputting only scanning lines selected from said interpolated scanning lines which are input in response to input switching control signals;a scanning line storage portion composed of a plurality of line buffers, and storing said selected scanning lines in an indicated region in response to storage control signals synchronized with an input storage clock, and outputting said selected scanning lines stored in the indicated region in response to output control signals synchronized with an applied output clock; anda control portion for outputting said interpolation control signals according to said indicated interpolation function, for outputting said switching control signals for controlling a switching order of said scanning line selection portion, for outputting said storage control signals, said output control signals, said storage clock and said output clock.