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. 28, 2016

Filed:

Jan. 09, 2015
Applicant:

Nokia Solutions and Networks Oy, Espoo, FI;

Inventors:

Sue Stewart, Hawthorn Woods, IL (US);

Rossella De Benedittis, Ulm, DE;

Amit Malik, Palatine, IL (US);

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04W 36/00 (2009.01); H04W 36/30 (2009.01); H04W 36/14 (2009.01);
U.S. Cl.
CPC ...
H04W 36/0055 (2013.01); H04W 36/0061 (2013.01); H04W 36/0088 (2013.01); H04W 36/14 (2013.01); H04W 36/30 (2013.01);
Abstract

Systems and techniques for improved mobility robustness optimization. A user device experiencing a radio link failure sends a radio link failure report upon successfully connecting to a cell. The radio link failure report is routed to an appropriate cell, such as the cell where the radio link failure occurred. Radio conditions measurement information appearing in the radio link failure report is compared against each possible applicable threshold that might have been used by the user device, and a failure event is recorded for each comparison that indicates a failure, such as a radio link failure or handover failure. The failure event information is forwarded to suitable network elements for analysis and improvement of mobility robustness optimization operations.


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