Caller identification apparatus, caller identification method, and recording medium on which caller identification program has been stored
US9860373B2 · kind B2 · utility
Assignee
Inventor
Key dates
| Filing date | Jun 12, 2015 |
| Grant date | Jan 2, 2018 |
| Priority date | — |
| Expiry date | Jun 12, 2035 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04M2203/6045
- WIPO fieldComputer technology
- WIPO sectorElectrical engineering
Abstract
A caller identification apparatus, in order to make, with higher precision, a sharp distinction between a call from a fraud and a call from a person who is not a fraud, comprises a storage means and a voice characteristic analysis means. The storage means stores both a white list with which first voice characteristic information, which is the voice characteristic information of closely related persons of a call recipient, is registered and a black list with which second voice characteristic information, which is the voice characteristic information of frauds, is registered. The voice characteristic analysis means acquires the voice data of a call, obtains third voice characteristic information, which is the voice characteristic information of the voice data, and determines whether the third voice characteristic information matches the first voice characteristic information or the second voice characteristic information. If the third voice characteristic information matches neither the first voice characteristic information nor the second voice characteristic information, the voice characteristic analysis means determines whether the third voice characteristic information includes t…
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.