SCALABLE FOV+ FOR VR 360 VIDEO DELIVERY TO REMOTE END USERS

A distribution device for delivering a selected viewport stream of virtual reality (VR) data to each of a plurality of client devices, comprising a processing unit configured for receiving a plurality of extended viewport streams of a VR video file each comprising a sequence of extended field of vie...

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Bibliographic Details
Main Authors ZHUANG, Guanhua, ALMOG, Guy, DVIR, Itsik, SUKHOLITKO, Boris, ALLOUCHE, Amiram, LI, Feng
Format Patent
LanguageEnglish
Published 08.10.2020
Subjects
CALCULATING
COMPUTING
COUNTING
ELECTRIC COMMUNICATION TECHNIQUE
ELECTRICITY
IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
PHYSICS
PICTORIAL COMMUNICATION, e.g. TELEVISION
TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHICCOMMUNICATION
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Summary:A distribution device for delivering a selected viewport stream of virtual reality (VR) data to each of a plurality of client devices, comprising a processing unit configured for receiving a plurality of extended viewport streams of a VR video file each comprising a sequence of extended field of view (EFOV) frames created for a respective one of a plurality of overlapping segments constituting a sphere defined in the VR video file and delivering a selected one of the plurality of extended viewport streams to each of a plurality of client devices by performing the following for each of the client devices in each of a plurality of iterations: (1) receiving a current orientation data of the respective client device; (2) selecting one of the plurality of extended viewport streams according to the current orientation data; and (3) transmitting the selected extended viewport stream to the respective client device.
Bibliography:Application Number: US202016906287