IPC Subgroup
G10L 21/0316 by changing the amplitude
Introduced: January 2013
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 > Speech enhancement, e.g. noise reduction or echo cancellation > by changing the amplitude
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
3 direct subcodes
Child Classifications
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- G10L 21/0324 Details of processing therefor
- G10L 21/0356 for synchronising with other signals, e.g. video signals
- G10L 21/0364 for improving intelligibility