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Aug 17, 2017

What do integrators need to know about color subsampling?

In order to reduce the bandwidth necessary to transmit 4K content, the new HDMI 2.0 specification includes support for 4:2:0 subsampling. This reduces the color information in the signal by 75%, leading to a 50% reduction in bandwidth. Much of the video content currently available is already 4:2:0 subsampled, so there won’t be any additional degradation of the image as a result of the subsampling. However, in other content, such as PC graphics inputs, 4:2:0 subsampling can introduce significant image artifacts. This is especially noticeable in text. When selecting a product with 4K @ 60Hz support, integrators should be checking what color subsampling More…

4K , Planar UltraRes , Planar MediaPlex Plus