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:
Jun. 03, 2025

Filed:

May. 13, 2020
Applicant:

Telefonaktiebolaget Lm Ericsson (Publ), Stockholm, SE;

Inventors:

Ritesh Shreevastav, Upplands Väsby, SE;

Florent Munier, Västra Frölunda, SE;

Iana Siomina, Täby, SE;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04L 5/00 (2006.01);
U.S. Cl.
CPC ...
H04L 5/0082 (2013.01); H04L 5/0051 (2013.01); H04L 5/0069 (2013.01); H04L 5/0096 (2013.01);
Abstract

In an example arrangement, a base station () serving a wireless device () controls the activation time for transmission by the wireless device () of aperiodic or semipersistent Sounding Reference Signals (SRS), but accounts for an activation-time recommendation made by a location server () with which the serving base station () provides its timing information. The arrangement allows the location server (), which has a view of the overall timeline, to recommend an activation time while still leaving the serving base station () in control of the activation time, which the serving base station () shares with the location server (). In turn, the location server () uses the activation time to configure neighboring base stations (), for example, for coordinated reception of the SRS, for positioning the device () via Uplink Observed Time Difference of Arrival (UTDOA) determinations. Activation of the SRS provides, for example, increased SRS density as compared to any ongoing periodic SRS transmissions performed by the wireless device ().


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