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US Patent 11206419 Method and device for video signal processing

Patent 11206419 was granted and assigned to KT (energy) on December, 2021 by the United States Patent and Trademark Office.

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Patent Applicant

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Current Assignee

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Patent Jurisdiction

United States Patent and Trademark Office

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Patent Number

Patent Inventor Names

Bae Keun Lee0

Date of Patent

December 21, 2021

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Patent Application Number

166139400

Date Filed

May 16, 2018

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Patent Citations Received

US Patent 12063358 Encoder which generates prediction image to be used to encode current block

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US Patent 11936878 Inter-prediction method and device based on DMVR and BDOF

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US Patent 11968358 Complexity reduction and bit-width control for bi-directional optical flow

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US Patent 12003703 Complexity reduction and bit-width control for bi-directional optical flow

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US Patent 11496743 Inter-prediction method and device based on DMVR and BDOF

US Patent 11689714 Encoder which generates prediction image to be used to encode current block

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Patent Primary Examiner

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Patent abstract

An image decoding method according to the present invention may comprise obtaining a motion vector of a current block, updating the motion vector when bi-directional optical flow is applied to the current block, performing motion compensation on the current block by using the updated motion vector.

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