UHD Alliance Reveals Mobile HDR Premium Spec & Logo

Performance requirements for the Mobile HDR Premium designation have been detailed.

The UHD Alliance (UHDA) has revealed its Mobile HDR Premium spec and logo. The spec is used to determine if a mobile device passes the group's performance requirements for resolution, dynamic range, color space, and bit depth, ensuring devices with the logo are capable of delivering a consistent premium experience.

"The dramatic improvement of screens in battery operated devices, coupled with the emergence of 4K and 4K with HDR streaming offerings through services such as Amazon, Netflix and others, makes it possible for consumers to get a much richer and more immersive experience on their computers, tablets and smartphones," said UHDA President, Hanno Basse. "The expansion of our certification of logo program will help consumers identify premium portable products that take full advantage of the wealth of HDR content coming to market."

The spec covers a variety of mobile devices, screen sizes, and resolutions -- including products like laptops, notebooks, tablets, and smartphones -- with specific requirements for dynamic range, color space, and bit depth. Here's a rundown of the spec per the UHD Alliance:

Device	Resolution	Dynamic Range	Color Space	Bit Depth
Smartphones (3- to 7-inch screens)	60 pixels/degree	.0005-540 nits	90% of P3 Color gamut	10
Tablet s (7- to 12.9-inch screens)	60 pixels/degree	.0005-540 nits	90% of P3 Color gamut	10
Laptops 9.5- to 18-inch screens)	60 pixels/degree	.0005-540 nits or  0.1-600 nits	90% of P3 Color gamut	10

Specific mobile products that meet the Mobile HDR Premium designation have not been announced yet. Licensing of the spec and logo is expected to begin by April 1, 2017.

Source: UHD Alliance