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What Are Specific Features of HDMI 2.1?

Views: 2     Author: Site Editor     Publish Time: 2020-03-03      Origin: Site

HDMI 2.0 specification has not yet fully universal, the HDMI Association has released a new generation of standards: HDMI 2.1. HDMI 2.1 is the latest update to the HDMI specification with advanced features of the HDMI ecosystem. Comparing to HDMI 2.0 4K 60HZ, it supports a range of higher video resolutions and refresh rates, including 8K / 60HZ and 4K / 120HZ, high dynamic range HDR, and incre_ased bandwidth with the new 48G HDMI cable. HDMI 2.1 is back
hdmi 2.0 4k 60hz
HDMI 2.1 Features Highlights include:
Higher video resolutions support a range of higher resolutions and faster refresh rates, including immersive viewing and smooth, fast-moving details at 8K60Hz and 4K120Hz.

High Dynamic Range HDR ensures that every moment in the video shows depth, detail, brightness, contrast, and wider color gamut at its desired values on a scene-by-scene or frame-by-frame basis.

The 48GHDMI line supports up to 48Gbps bandwidth for uncompressed HDMI 2.1 feature support, including 8K video and HDR. The HDMI cable is backward compatible with earlier versions of the HDMI specification and works with existing HDMI devices.

eARC supports state-of-the-art audio formats such as object-based audio and supports advanced audio signal control features, including automatic device detection.

The Game Mode VRR has a variable refresh rate that allows the 3D graphics processor to display images at a time of smoother and better detail games and to reduce or eliminate hysteresis and frame tearing.


1.What is the relationship between HDMI 2.1 and HDMI 2.0b and 1.4b specifications?

The HDMI 2.1 specification replaces 2.0b and 2.1 for continued reference and relies on the HDMI 1.4b specification.


2.HDMI 2.1 specification backwards compatible with the previous version of the specification?



3.Can non-HDMI users only use the HDMI 2.1 specification?

Companies wishing to use the HDMI 2.1 specification must become HDMI adopters and sign the HDMI 2 adopter’s addendum. They will be able to use the HDMI 1.4b and HDMI 2.1 specifications.


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