
NTSC and PAL
chroma modulation
28
See Appendix A,
YUV and luminance
considered harmful,
on page 595.
In
Introduction to composite NTSC and PAL,
on
page 103, I outlined composite NTSC and PAL color
encoding. This chapter details how an encoder forms U
and V color difference components, how modulated
chroma (C) is formed, and how a decoder demodulates
back to U and V. The following chapter,
NTSC and PAL
frequency interleaving,
on page 349, explains how an
encoder
sums
luma and chroma to form a composite
NTSC or PAL signal, and how a decoder separates luma
and modulated chroma prior to chroma demodulation. ...