Enhanced signaling of regions of interest in container files and video bitstreams

YK Wang - US Patent 10,679,415, 2020 - Google Patents
Systems and methods are provided for specifying regional information such as a source and
nature of a recommend viewport and a priority among multiple recommended viewports …

Method of providing fixed region information or offset region information for subtitle in virtual reality system and device for controlling the same

S Hwang, S Oh, TC Lee - US Patent 10,375,375, 2019 - Google Patents
H04N19/88—Methods or arrangements for coding, decoding, compressing or
decompressing digital video signals using pre-processing or post-processing specially …

Sphere projected motion estimation/compensation and mode decision

JH Kim, Z **aosong, D Zhang, H Yuan, J Zhai… - US Patent …, 2021 - Google Patents
Techniques are disclosed for coding video data predictively based on predictions made from
spherical-domain projec tions of input pictures to be coded and reference pictures that are …

Positioning a virtual reality passthrough region at a known distance

L Cartwright, MAM COBO, M Uraizee… - US Patent App. 16 …, 2019 - Google Patents
BACKGROUND Background and Relevant Art [0002] With emerging ubiquitous user
interfaces (UI), such as smart devices and innovative head-mounted display technology …

Spatially unequal streaming

R Skupin, C Hellge, T Schierl… - US Patent …, 2022 - Google Patents
Various concepts for media content streaming are described. Some allow for streaming
spatial scene content in a spatially unequal manner so that the visible quality for the user is …

Advanced signaling of regions of interest in omnidirectional visual media

Y Wang - US Patent 11,532,128, 2022 - Google Patents
In various implementations, modifications and/or additions to the ISOBMFF can indicate that
a file that has been formatted according to the ISOBMFF, or a format derived from the …

Image display apparatus, mobile device, and methods of operating the same

YI Kim, K Yang, J Jang, K Choi - US Patent 10,810,789, 2020 - Google Patents
(57) ABSTRACT A mobile device is provided. The mobile device may include a
communication interface; a display; a memory configured to store one or more instructions; …

Method for processing overlay in 360-degree video system and apparatus for the same

HUR Hyejung, S Oh, J Lee - US Patent 11,012,657, 2021 - Google Patents
H04N21/236—Assembling of a multiplex stream, eg transport stream, by combining a video
stream with other content or additional data, eg inserting a URL [Uniform Resource Locator] …

Deriving and signaling a region or viewport in streaming media

X Wang, WL Lai, L Chen, S Liu - US Patent 11,197,040, 2021 - Google Patents
(57) ABSTRACT A method or system for supporting dynamic construction of a user selected
sub-region (eg, viewport or region of interest) from other sub-regions of a reference media …

Techniques for Correction of Visual Artifacts in Multi-View Images

JH Kim, D Zhang, H Yuan, HJ Wu, J Zhai… - US Patent App. 15 …, 2019 - Google Patents
Techniques are disclosed for correcting artifacts in multi view images that include a plurality
of planar views. Image content the planar views may be projected from the planar …