Methods and user device and authenticator device for authentication of the user device
US10530767B2 · kind B2 · utility
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19Claims
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Key dates
| Filing date | Mar 23, 2015 |
| Grant date | Jan 7, 2020 |
| Priority date | — |
| Expiry date | Jul 7, 2035 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04W12/068
- WIPO fieldDigital communication
- WIPO sectorElectrical engineering
Abstract
A method and a user device (110) for authentication of the user device (110) as well as a method and an authenticator device (120) for authentication of the user device (110) are disclosed. The user device (110) generates (A030) a one-time password. The user device (110) sends (A040), to an authenticator device (120), the one-time password as an acoustic signal, wherein the acoustic signal comprises a frequency within an ultrasound range or an infrasound range. The authenticator device (120) receives (A050), from the user device (110), the one-time password. The authenticator device (120) validates (A060) the one-time password.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.