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:
Jun. 11, 2019
Filed:
Oct. 16, 2015
Telefonaktiebolaget Lm Ericsson (Publ), Stockholm, SE;
Gabor Fodor, Hässelby, SE;
Johnny Karout, Göteborg, SE;
L. Srikar Muppirisetty, Göteborg, SE;
Henk Wymeersch, Göteborg, SE;
TELEFONAKTIEBOLAGET LM ERICSSON (PUBL), Stockholm, SE;
Abstract
The present disclosure relates to coordinating the pilot sequences that are used by several wireless devices being served by one or more network nodes. In particular it relates to coordinating pilot signals used by adjacent cells or by cells within a limited area. The disclosure also relates to a pilot coordination unit, to a network node, to a wireless device and to corresponding methods and computer programs. The disclosure proposes a method performed in a pilot coordination unit () in a communication system, for coordinating pilot sequences used by several wireless devices () served by one or more network nodes (). The method comprises obtaining (S), estimated angles of arrival, of the wireless devices (), in the corresponding serving network nodes (). The method further comprises allocating (S) pilot sequences, to be used by the wireless devices () based on the obtained estimated angles of arrival. The method also comprises providing (S) information to the wireless devices about the respective allocated pilot sequence.