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US Patent 11297344 Motion compensation method and device using bi-directional optical flow

Patent 11297344 was granted and assigned to SK Telecom on April, 2022 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

Hyo Song Kim0

Sun-young Lee0

Se-hoon Son0

Jeong-yeon Lim0

Hyeong-duck Kim0

Jae-seob Shin0

Gyeong-taek Lee0

Date of Patent

April 5, 2022

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Patent Application Number

166421640

Date Filed

August 29, 2018

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Patent Citations Received

US Patent 11627311 Image decoding device, image decoding method, and program

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US Patent 12137210 Image decoding device, image decoding method, and program

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Patent Primary Examiner

Joseph G Ustaris

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CPC Code

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Disclosed herein is a method for adaptive bidirectional optical flow estimation for inter-screen prediction compensation during video encoding. The method aims to reduce complexity and/or cost of bidirectional optical flow (BIO) at a pixel level or a subblock level.

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