Digital television refers to a television system that uses digital signals in all aspects of production, broadcast, and reception. It compresses, encodes, transmits, and stores moving images, sounds, and data using digital technology. The digital television signal can be transmitted and received through various delivery methods such as cable, satellite, and terrestrial. This entry discusses the development of digital television, digital television formats, the benefits of digital television, and international standards for digital television.

Development of Digital Television

The development of digital television was a parallel process occurring in different parts of the world.


Japan conducted early research into digital television. Nippon Hoso Kyokai (the Japan Broadcasting Corporation) conducted research on human visual and auditory psychology in the early 1970s as part of plans for advancement in television ...

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