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Technologies for digital TV Digital TV formats
Digital TV formats X
Type Vert. Horiz. Aspect ratio Picture rate
HDTV 1080 1920 16:9 30i, 25p, 25i, 24p
HDTV 1080 1440 16:9 30i, 25p, 25i, 24p
HDTV 1080 1280 16:9 30i, 25p, 25i, 24p
HDTV 1080 960 16:9 30i, 25p, 25i, 24p
HDTV 720 1280 16:9 60p, 50p, 30p, 25p, 24p
HDTV 720 960 16:9 60p, 50p, 30p, 25p, 24p
HDTV 720 640 16:9 60p, 50p, 30p, 25p, 24p
SDTV 576 720 16:9/4:3 50p, 25p, 25i
SDTV 576 544 16:9/4:3 25p, 25i
SDTV 576 480 16:9/4:3 25p, 25i
SDTV 576 352 16:9/4:3 25p, 25i
SDTV 480 720 16:9/4:3 60p, 30p, 30i, 24p
SDTV 480 640 16:9/4:3 30p, 30i
SDTV 480 544 16:9/4:3 30p, 30i
SDTV 480 480 16:9/4:3 30p, 30i
Table 6: Image formats in DTMB standard (source [30]).
Video and audio uses H.264/MPEG-4 AVC standards, to create the transport frames.
Resolutions are the same as in later developments of DVB-T, under H.264 AVC.
Bit rates range from 4.81 Mbps to 32.49 Mbps, in channels with 6, 7 or 8 MHz bandwidth.
Francisco J. Escribano Digital TV technologies: present and future August 23, 2018 37 / 99