Article | REF: TE5680 V1

High-definition television (HDTV) - Native formats, parameters, standards, conversion

Authors: Jacques GAUDIN, Jean-Noël GOUYET, Francis MAHIEU

Publication date: August 10, 2010 | Lire en français

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    1. History and domains

    A few landmarks in the history of high-definition television are presented.

    It all began with analog systems, which represented the light information from captured images as a continuous, proportional electrical signal:

    • From 1949 to 1984, France's 1 re television channel broadcast programs in black and white on 819 lines (737 visible picture lines), instead of the 625 or 525 lines of other systems;

    • The MUSE (Multiple Sub-Nyquist Encoding system) analog HDTV system, developed by Japanese television broadcaster NHK in 1979, was broadcasting programs on 1,035 active lines (1,125 total) in Japan until the end of 2007;

    • In 1986, based on the hybrid MAC (Multiplexed Analog Components) system (analog but using...

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