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IPC Subgroup
G10L 19/018

Audio watermarking, i.e. embedding inaudible data in the audio signal

Introduced: January 2013

Full Title

Speech or audio signal analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis > Audio watermarking, i.e. embedding inaudible data in the audio signal

Classification Context

Section:
PHYSICS
Class:
MUSICAL INSTRUMENTS; ACOUSTICS
Subclass:
SPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING