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.

Date of Patent:
May. 18, 2021

Filed:

Jul. 26, 2019
Applicant:

Telefonaktiebolaget Lm Ericsson (Publ), Stockholm, SE;

Inventors:

Rasmus Axén, Linköping, SE;

Mehdi Amirijoo, Linköping, SE;

Håkan Axelsson, Linköping, SE;

Walter Müller, Upplands Väsby, SE;

Paul Schliwa-Bertling, Ljungsbro, SE;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04L 12/28 (2006.01); H04W 74/08 (2009.01); H04W 74/00 (2009.01); H04J 1/16 (2006.01); H04B 7/022 (2017.01);
U.S. Cl.
CPC ...
H04W 74/0833 (2013.01); H04W 74/006 (2013.01); H04W 74/008 (2013.01); H04B 7/022 (2013.01);
Abstract

Method of performing a random access procedure between a User Equipment, UE, and a radio access network, wherein two access nodes comprise different sets of signature sequences, wherein said signature sequences are used, by said access nodes, to differentiate requests coming from different UEs, said method comprising the steps of receiving a random access request from said UE, wherein said random access request comprises a signature sequence, determining that said random access request is intended for said first radio access node based on said signature sequence comprised by said request, receiving, from a second access node, said random access request, thereby indicating that said second radio access node has also received said random access request from said UE, and sending a response based on said received random access request from said UE and based on said random access request received from said second radio access node.


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