IPC Subgroup
G10L 19/06 Determination or coding of the spectral characteristics, e.g. of the short-term prediction coefficients
Introduced: January 2000
Last revised: 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 predictive techniques > Determination or coding of the spectral characteristics, e.g. of the short-term prediction coefficients
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 19/07 Line spectrum pair [LSP] vocoders