EP3152755

SEP

IMPROVING CLASSIFICATION BETWEEN TIME-DOMAIN CODING AND FREQUENCY DOMAIN CODING

Filed

Jul 23, 2015

Technology

Electrical engineering · Computer 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.

Huawei Technologies Co. Ltd.since Mar 10, 2017; EPO record ends Dec 20, 2019

Abstract

A method for processing speech signals prior to encoding a digital signal comprising audio data includes selecting frequency domain coding or time domain coding based on a coding bit rate to be used for coding the digital signal and a short pitch lag detection of the digital signal.

From the international application WO2016015591

Litigation history

Date	Case	Division	Type	Outcome	Parties
Aug 10, 2026	UPC CFI 2872/2026	Munich LD	Infringement	Locked	Dolby International AB +3

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