Patent ID: 6211922
Filing Date: 2001-04-03
Classification: H04N,Y10S

Abstract:
A color video apparatus for displaying a hue control state of a color video signal on a screen, the color video apparatus comprising:input means for inputting a hue control command of the color video signal displayed on the screen; andon-screen-display (OSD) signal generation means for generating an OSD signal which visually represents a reference color among a plurality of reference colors used for expression of the hue control state and which displays an occupancy for indicating a degree of contribution to expression of a hue control state of said reference color compared with occupancies of said plurality of reference colors, in response to said hue control command of said input means;wherein said reference color and another one of said plurality of reference colors are simultaneously displayed in a single composite image;wherein said reference color occupies one portion of said single composite image and said another one of said plurality of reference colors occupies another portion of said single composite image;wherein an amount of said single composite image occupied by said reference color corresponds to an occupancy of said reference color and an amount of said single composite image occupied by said another one of said plurality of reference colors corresponds to an occupancy of said another one of said plurality of reference colors; andwherein only when an occupancy of said reference color is the same as an occupancy of said another one of said plurality of reference colors said OSD signal generation means generates an OSD signal for displaying a color which is different from said reference color and said another one of said plurality of reference colors in one of said one portion and said another portion of said single composite image so as to allow a user to more easily recognize an equivalence of an occupancy between said reference color and said another one of said plurality of reference colors.