HDCP — High-bandwidth Digital Content Protection
HDCP is the content protection handshake required on every HDMI link carrying protected content — a single non-compliant device in the chain blocks the signal entirely.
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HDR — High Dynamic Range
HDR extends the brightness and color range of video signals beyond standard dynamic range, enabling displays to show specular highlights and deep shadows simultaneously — relevant for 4K content delivery and display specification in AV.
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