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  1. en.wikipedia.org › wiki › HDMIHDMI - Wikipedia

    Há 1 dia · HDMI can only be used with older analog-only devices (using connections such as SCART, VGA, RCA, etc.) by means of a digital-to-analog converter or AV receiver, as the interface does not carry any analog signals (unlike DVI, where devices with DVI-I ports accept or provide either digital or analog signals).

    • HDMI Adopters (over 1,700 companies)
    • TMDS Data2 Shield
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  2. Há 1 dia · A discrete cosine transform ( DCT) expresses a finite sequence of data points in terms of a sum of cosine functions oscillating at different frequencies. The DCT, first proposed by Nasir Ahmed in 1972, is a widely used transformation technique in signal processing and data compression. It is used in most digital media, including digital images ...