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:
Feb. 04, 2020
Filed:
Apr. 16, 2015
Telefonaktiebolaget Lm Ericsson (Publ), Stockholm, SE;
Göran Selander, Bromma, SE;
Elena Dubrova, Sollentuna, SE;
Fredrik Lindqvist, Järfälla, SE;
Mats Näslund, Bromma, SE;
TELEFONAKTIEBOLAGET LM ERICSSON (PUBL), Stockholm, SE;
Abstract
The disclosure relates to a method () for a network node () of a wireless network () of providing a device () access to the wireless network (). The method () comprises receiving (), from a device (), an access request comprising a preamble; establishing (), in response to the access request, a computational puzzle based on the received preamble; and sending () the computational puzzle to the device (). A corresponding method in a device is also disclosed, as are a network node (), device (), computer programs and computer program products.