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IPC Subgroup
G10L 19/022

Blocking, i.e. grouping of samples in time; Choice of analysis windows; Overlap factoring

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 > using spectral analysis, e.g. transform vocoders or subband vocoders > Blocking, i.e. grouping of samples in time; Choice of analysis windows; Overlap factoring

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

1 direct subcode

Child Classifications

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  • G10L 19/025 Detection of transients or attacks for time/frequency resolution switching