ATIS Telecom Glossary
Thursday, September 18, 2014

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extended-definition television (EDTV)
Television in which (a) improvements are made to the standard National Television System Committee (NTSC) television system, (b) the improvements are receiver-compatible with the standard NTSC television system, and (c) the improvements modify the standard NTSC television system emission standards. Note 1: EDTV improvements may include (a) a wider aspect ratio, (b) a higher picture definition than NTSC definition, and (c) any of the improvements used in improved-definition television (IDTV). Note 2: When EDTV signals are transmitted in the 4:3 aspect ratio, it is referred to as "EDTV." When transmitted in a wider aspect ratio, it is referred to as "EDTV-Wide."

 

 

 

 

 

 

 

 

 

 



 
These definitions were prepared by ATIS Committee PRQC
 
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