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Understanding Display Resolutions Understanding Display Resolutions
There are two pieces of information that indicate the display resolution. The first is a number that indicates how many horizontal scan lines can be painted onto the TV screen. The higher the number the better picture quality you can expect from your video source.
Currently, HDTV is broadcast in either 720p or 1080i. The only consumer products available for 1080p viewing are for things like video game consoles, HD DVD, or Blu-Ray disks.