PAL (Phase Alternation by Line)
PAL (Phase Alteration Line) is the color television broadcast standard throughout the Western Europe (except in France, where SECAM is the standard), Australia, China, Singapore and Malaysia etc. It has 625 lines of vertical resolution per second and 25 frames per second refresh rate, 50 Hz field frequency.
PBC
Playback Control. A special feature on a Video CD or Super VCD that enables interactive use.
Progressive Scan
‘Progressive Scan’ mode differs from the ‘Interlaced Scan’ mode in how a video image is updated. In ‘Progressive Scan’ mode, scan lines for an image are refreshed in every pass and by a sequential order. In the ‘Interlaced Scan’ mode, image is updated by alternating sets of odd and even scan lines.
Progressive Scan Mode
Line 1 Line 2 Line 3 Line 4 Line 5 Line 6
Line 7 etc
Interlanced Scan Mode
Line 1
Line 2
Line 3
Line 4
Line 5
Line 6
Line 7 
etc
S-Video
A video signal which improves picture quality over standard composite connections. Used on Super VHS, DVD, high end TV monitors, etc.
Track
SVCD, VCD, Audio CD discs use tracks to divide up the content of a disc.
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