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