EP2725797

SEP

OFFSET DECODING DEVICE, OFFSET ENCODING DEVICE, IMAGE FILTER DEVICE, AND DATA STRUCTURE

Filed

Jun 22, 2012

Technology

Electrical engineering · Audio-visual technology

UPC cases

Ownership history

As recorded at the EPO. Transfers made after the opposition period are recorded in national registers and may be missing here.

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Huawei Technologies Co. Ltd.since Jan 15, 2016; EPO record ends Jul 5, 2019
Sharp Kabushiki KaishaMar 28, 2014 – Jan 15, 2016

Abstract

An adaptive offset filter (60) adds an offset to the pixel value of each pixel forming an input image. The adaptive offset filter (60) refers to offset-type specifying information, sets offset attributes for a subject unit area of the input image, decodes an offset having a bit width corresponding to an offset value range included in the set offset attributes, and adds the offset to the pixel value of each pixel forming the input image.

Litigation history

Date	Case	Division	Type	Outcome	Parties
Jun 26, 2026	UPC CFI 2294/2026	Munich LD	Counterclaim for revocation	Locked	Meta Platforms, Inc. +9

Additional proceedings on this patent

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