Audio visual speech recognition
US4757541A · kind A · utility
37Cited by
3References
5Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Dec 1, 1986 |
| Grant date | Jul 12, 1988 |
| Priority date | — |
| Expiry date | Dec 1, 2006 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG10L15/24
- WIPO fieldComputer technology
- WIPO sectorElectrical engineering
Abstract
A method and apparatus for indicating at least some of a sequence of spoken phonemes in which detected sounds are analyzed to determine a group of phonemes to which a phoneme belongs, the lipshape is optically detected and the respective signals correlated by a computer to indicate the detected phoneme.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.