Video signals overview
Keith Jack
Video signals come in a wide variety of options—number of scan lines, interlaced vs. progressive, analog vs. digital, and so on. This chapter provides an overview of the common video signal formats and their timing.
Digital component video background
In digital component video, the video signals are in digital form (YCbCr or R′G′B′), being encoded to composite NTSC, PAL, or SECAM only when it is necessary for broadcasting or recording purposes.
The European Broadcasting Union (EBU) became interested in a standard for digital component video due to the difficulties of exchanging video material between the 576i PAL and SECAM systems. The format held the promise that the digital video signals would ...
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