Patent ID: 11887549
Assignee: LX SEMICON CO., LTD.
Field: Audio-visual technology (Electrical engineering)
Classification: CPC G  H | IPC G

Claim 6:
7. The color gamut mapping method of claim 6, wherein:
the controlling, by the saturation controller, of the saturation of the first chrominance component includes controlling the saturation of the first chrominance component by applying at least one of a first saturation gain, a second saturation gain, a third saturation gain, and a fourth saturation gain respectively corresponding to a first saturation control area, a second saturation control area, a third saturation control area, and a fourth saturation control area to the first chrominance component according to a result of comparing a saturation value of the first chrominance component to first to third saturation control points; and
the controlling, by the hue controller, of the hue of the second chrominance component includes controlling the hue of the second chrominance component by applying any one of a first hue gain and a second hue gain respectively corresponding to a first hue control area and a second hue control area to the second chrominance component according to a result of comparing a saturation value of the second chrominance component to a hue control point.