Apparatus and method for synthesizing an audio signal, decoder, encoder, system and computer program

Guillaume Fuchs (Inventor), Tom Bäckström (Inventor), Ralf Geiger (Inventor), Wolfgang Jaegers (Inventor), Emmanuel Ravelli (Inventor)

Research output: Patent

Abstract

A method and an apparatus for synthesizing an audio signal are described. A spectral tilt is applied to the code of a codebook used for synthesizing a current frame of the audio signal. The spectral tilt is based on the spectral tilt of the current frame of the audio signal. Further, an audio decoder operating in accordance with the inventive approach is described.
Original languageEnglish
Patent numberUS2015332694
IPCG10L 19/ 02 A I
Priority date28/07/2015
Publication statusPublished - 19 Nov 2015
MoE publication typeH1 Granted patent

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