Patent ID: 6175373
Filing Date: 2001-01-16
Classification: G09G

Abstract:
A display system having a computer, a video source, a graphics refresher and a display monitor, said graphics refresher at least for repeatedly providing a refresh signal for refreshing an image on said display monitor, comprising:a first buffer for receiving a first portion of video data from said video source, said first portion comprising complete frame information displayable on said display monitor when said refresh signal is applied by said graphics refresher;a second buffer for receiving a second portion of video data from said video source, said second portion comprising complete frame information displayable on said display monitor when said refresh signal is applied by said graphics refresher; anda third buffer for receiving a third portion of video data from said video source, said third portion comprising complete frame information displayable on said display monitor when said refresh signal is applied by said graphics refresher,wherein said graphics refresher generates signals for selectively displaying one of said first portion, said second portion and said third portion of video data on said display monitor such that said one of said first portion, said second portion and said third portion of video data is provided to said display monitor for display without inserting any null frames.