Disambiguating a speech recognition grammar in a multimodal application
US7822608B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Feb 27, 2007 |
| Grant date | Oct 26, 2010 |
| Priority date | — |
| Expiry date | Jul 20, 2029 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG10L15/22
- WIPO fieldComputer technology
- WIPO sectorElectrical engineering
Abstract
Disambiguating a speech recognition grammar in a multimodal application, the multimodal application including voice activated hyperlinks, the voice activated hyperlinks voice enabled by a speech recognition grammar characterized by ambiguous terminal grammar elements, including maintaining by the multimodal browser a record of visibility of each voice activated hyperlink, the record of visibility including current visibility and past visibility on a display of the multimodal device of each voice activated hyperlink, the record of visibility further including an ordinal indication, for each voice activated hyperlink scrolled off display, of the sequence in which each such voice activated hyperlink was scrolled off display; recognizing by the multimodal browser speech from a user matching an ambiguous terminal element of the speech recognition grammar; selecting by the multimodal browser a voice activated hyperlink for activation, the selecting carried out in dependence upon the recognized speech and the record of visibility.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.