CPC Subgroup
G10L 21/003 Changing voice quality, e.g. pitch or formants
Full Title
Speech or voice signal processing techniques to produce another audible or non-audible signal, e.g. visual or tactile, in order to modify its quality or its intelligibility (G10L19/00 takes precedence) > Changing voice quality, e.g. pitch or formants
1 direct subcode
Child Classifications
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- G10L 21/007 characterised by the process used