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DIFF Subgroup
G10L 19/018

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

Introduced: January 2013

Full Title

Full titles differ between systems:

IPC:

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

CPC:

Speech or audio signals 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 (in musical instruments G10H) > Audio watermarking, i.e. embedding inaudible data in the audio signal

No child classifications to compare. This is a leaf node in both IPC and CPC.