The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Mar. 31, 2026

Filed:

Apr. 22, 2024
Applicant:

Varjo Technologies Oy, Helsinki, FI;

Inventors:

Mikko Strandborg, Hangonkylä, FI;

Mikko Ollila, Tampere, FI;

Assignee:

Varjo Technologies Oy, Helsinki, FI;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04N 21/2343 (2011.01); H04N 21/234 (2011.01); H04N 21/236 (2011.01); H04N 21/239 (2011.01); H04N 21/4223 (2011.01); H04N 21/438 (2011.01); H04N 21/485 (2011.01); H04N 21/81 (2011.01);
U.S. Cl.
CPC ...
H04N 21/2343 (2013.01); H04N 21/23418 (2013.01); H04N 21/23614 (2013.01); H04N 21/239 (2013.01); H04N 21/4223 (2013.01); H04N 21/438 (2013.01); H04N 21/4854 (2013.01); H04N 21/8146 (2013.01);
Abstract

Disclosed is a video streaming system with server(s) and client device(s) that are communicably coupled. The server(s) is configured to: receive HDR video content comprising HDR images; analyse dynamic range and colour characteristics; receive, from client device(s), first metadata indicative of viewing conditions of HDR video content; adjust HDR mastering parameters, based on first metadata and analysis; perform HDR mastering and compress HDR images; send to client device, compressed HDR images and second metadata indicative of adjusted HDR mastering parameters. The client device(s) is configured to receive compressed HDR images and second metadata; decompress compressed HDR images; translate pixel values in decompressed images based on second metadata; receive real-world images from camera(s); compose XR images using decompressed HDR images and real-world images; send to server, first metadata for next HDR video content; and display XR images on display(s) of client device.


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