The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jan. 07, 2020
Filed:
Mar. 23, 2015
Telefonaktiebolaget Lm Ericsson (Publ), Stockholm, SE;
Athanasios Karapantelakis, Stockholm, SE;
Niclas Jonasson, Stockholm, SE;
Anna Viggedal, Stockholm, SE;
Telefonaktiebolaget LM Ericsson (publ), Stockholm, SE;
Abstract
A method and a user device () for authentication of the user device () as well as a method and an authenticator device () for authentication of the user device () are disclosed. The user device () generates (A) a one-time password. The user device () sends (A), to an authenticator device (), 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 () receives (A), from the user device (), the one-time password. The authenticator device () validates (A) the one-time password.