Keyword generation apparatus and keyword generation method
US10593323B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Sep 15, 2017 |
| Grant date | Mar 17, 2020 |
| Priority date | — |
| Expiry date | Oct 31, 2037 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG10L2015/227
- WIPO fieldComputer technology
- WIPO sectorElectrical engineering
Abstract
A keyword generation apparatus, comprises a vocabulary acquisition unit that acquires a keyword uttered by a first user; a first positional information acquisition unit that acquires first positional information including information representing a location at which the first user has uttered the keyword; a storage unit that stores the first positional information and the keyword in association with each other; a second positional information acquisition unit that acquires second positional information including information representing a current position of a second user; and an extraction unit that extracts a keyword unique to a locality in which the second user is positioned from the storage unit based on the second positional information.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.