Patent ID: 6963855

Claim:
A display depicting market activity, the display comprising: a display area disposed on a computer screen; displayed in the display area, information indicative of market activity, the information being dependent upon market data and tick times, wherein the information indicative of market activity comprises colors dependent upon color values; and automated computing machinery that computes the color values according to the formula: color value=(( Y 2 −Y 1 )/( X 2 − X 1 ))*( x−X 1 )+ Y 1 , wherein color value is the color for display, x is a time difference between a current time and the tick time, the time difference lying within a range of time differences, the range of time differences having a first value in the range of time differences and a last value in the range of time differences, X 1 is the first value in the range of time differences, X 2 is the last value in the range of time differences, Y 1 is a first value in a range of colors, the range of colors having first value in the range of colors and a last value in the range of colors, and Y 2 is the last value in the range of colors.