High def TV Facts

Certain basic facts about high def TV

High def TV, also known a HDTV, is completely a new and revolutionary concept in the field of entertainment. This can be primarily explained as a form a digital television broadcasting system that transmits pictures of higher image quality and better resolution. In short, a HDTV transfers signals that have an aspect ratio similar to that of a movie screen.

Depending on the recommendations of The Advanced Television Systems Committee (ATSC), high def TV is available in three different formats, which include 720p, 1080i and 1080p depending on the number of pixels. These numbers define the number of lines present in a signal. The letters ‘I’ and ‘p’ represent the type of scanning system used by the television, which can be either interlaced or progressive. Standard televisions are capable of receiving 480p signals. By doubling the number of lines, the quality of the image is improved in case of HDTVs. In order to watch high-definition TV (HDTV) programs, all that is required is a television that can handle HD signals and images. Based on the capability of handling HD images, HD televisions can be classified into two major types. Those are integrated HDTVs that do not require any accessories for displaying HD images and HD-ready televisions that require accessories such as HDTV tuners and antennas but are capable of displaying HD images.

A High Def TV Is Till Date The Most Advanced Concept In The Field Of Digital Technology.