chrominance signal

chrominance signal

[′krō·mə·nəns ‚sig·nəl]
(communications)
One of the two components, called the I signal and Q signal, that add together to produce the total chrominance signal in a color television system. Also known as carrier chrominance signal.
References in periodicals archive ?
These HDTV standards follow a 4:2:2 convention where luminance and chrominance signals are separated onto two different 8- or 10-bit data paths.
Up to 4 filter banks can be stored to allow separate shaping of the luminance and chrominance signals of each field of the video signal.
Luminance and chrominance signals are multiplexed and output through an 8-bit port in 4:2:2 or 4:2:0 format.