: To save costs, Japan calculates fuel efficiency for HDVs using computer simulations and engine dynamometers rather than testing the entire physical vehicle .
HDV (High Definition Video) is a legacy digital video format introduced in 2003 by a consortium of Japanese electronics companies, including , Sharp, and JVC. Recording Medium
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Historically, HDV is a format for recording high-definition video on standard DV videocassette tape .
In the early 2000s, Japan was the epicenter of a video revolution. Four Japanese tech giants——formed the HDV Consortium in 2003. Their goal was to bring high-definition video to the masses using the existing, affordable MiniDV cassette infrastructure.
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