January 21, 2022

HDMI 2.1a is coming to CES 2022


Why it issues: Final week, the HDMI Discussion board revealed one other replace to the HDMI 2.1 normal, including a brand new HDR characteristic simply in time for CES 2022. Regardless of whether or not or not it turns into a game-changer, the introduction of HDMI 2.1a possible gained’t alleviate the present confusion surrounding HDMI specs.

On December 21, the HDMI Licensing Administrator (HDMI LA) revealed HDMI 2.1a at a pre-CES 2022 digital press briefing. The usual comes with a single new characteristic referred to as Supply-Based mostly Tone Mapping (SBTM), which helps optimize HDR indicators TFT Central notes.

The HDMI LA explains that SBTM will offload some HDR processing which the show beforehand dealt with to the tools delivering the sign. It’s designed particularly for PCs and gaming and will permit units to mix HDR, SDR, and dynamic HDR graphics to create the picture builders need. It might assist if a bit of software program shows an SDR picture-in-picture picture in an HDR sign or if one window on somebody’s laptop is utilizing HDR and one other one isn’t. Supply-Based mostly Tone Mapping gained’t exchange applied sciences like HDR10.

Customers most likely gained’t have to purchase new {hardware} to make use of HDMI 2.1a. Producers will possible add SBTM by units and show firmware updates. Any HDMI cable can help the characteristic.

The Verge experiences that HDMI 2.1a will seem at CES 2022, although the HDMI LA itself will not be there. Organizers plan to carry the occasion in particular person as an alternative of just about like CES 2021. Nonetheless, many corporations have withdrawn as a result of issues over the Omicron variant. Thus far, Microsoft, Intel, GM, AMD, and MSI are amongst those that have canceled plans to attend.

Like all the opposite options related to HDMI 2.1, SBTM gained’t be required for a tool to hold the HDMI 2.1a label. Earlier this month it was revealed that any machine which meets the HDMI 2.0 normal will also be labeled as HDMI 2.1, and now apparently HDMI 2.1a as properly. This complicated stance by the HDMI LA continues to throw the that means of these labels into query.

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