Introduction
Defining High-Definition
What is HD, and how does it differ from regular TV? To learn more, here’s some helpful information about
Types of TV Broadcasts
Analog TV is the type of TV broadcast you may be most familiar with. If you get your broadcasts via a standard
Digital TV is a newer system for broadcasting TV signals delivering higher quality audio and video. “Digital TV” refers to a television that can receive and display digital images.
4SDTV (standard definition TV) is digital TV that offers a high picture quality that is better than older analog televisions. An SDTV can display an image at a resolution of 480i.
4EDTV (enhanced definition TV) is digital TV that can display a higher resolution picture than SDTV. An EDTV can display at 480i or 480p.
4HDTV (high definition TV) is digital TV that can provide the highest quality picture, at resolutions 1080i, 720p, 480p, or 480i.
See “Resolutions and Interlacing” on page 6, for an explanation of display resolutions.
4Defining