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PCE
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DIFF Subgroup
G10L 15/25

using position of the lips, movement of the lips or face analysis

Introduced: January 2013

Full Title

Full titles differ between systems:

IPC:

Speech recognition > Speech recognition using non-acoustical features > using position of the lips, movement of the lips or face analysis

CPC:

Speech recognition (G10L17/00 takes precedence) > Speech recognition using non-acoustical features > using position of the lips, movement of the lips or face analysis

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