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:
Nov. 15, 2022

Filed:

Aug. 19, 2020
Applicant:

T-mobile Usa, Inc., Bellevue, WA (US);

Inventors:

Wafik Abdel Shahid, Kenmore, WA (US);

Ming Shan Kwok, Seattle, WA (US);

Neng-Tsann Ueng, Bellevue, WA (US);

Assignee:

T-Mobile USA, Inc., Bellevue, WA (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04B 17/21 (2015.01); H04B 17/24 (2015.01); H04B 17/318 (2015.01); H04L 5/00 (2006.01); H04W 24/02 (2009.01); H04W 24/08 (2009.01); H04W 24/10 (2009.01); H04W 28/02 (2009.01); H04W 28/08 (2009.01); H04W 56/00 (2009.01); H04W 72/04 (2009.01); H04W 76/15 (2018.01); H04W 76/18 (2018.01); H04W 76/19 (2018.01); H04W 84/02 (2009.01); H04W 88/06 (2009.01); H04W 88/08 (2009.01); H04W 92/02 (2009.01); H04W 92/10 (2009.01);
U.S. Cl.
CPC ...
H04W 24/10 (2013.01); H04B 17/21 (2015.01); H04B 17/24 (2015.01); H04B 17/318 (2015.01); H04L 5/0032 (2013.01); H04L 5/0076 (2013.01); H04L 5/0092 (2013.01); H04W 24/02 (2013.01); H04W 24/08 (2013.01); H04W 28/0247 (2013.01); H04W 28/0815 (2020.05); H04W 28/0819 (2020.05); H04W 56/001 (2013.01); H04W 56/003 (2013.01); H04W 56/0015 (2013.01); H04W 72/042 (2013.01); H04W 72/044 (2013.01); H04W 72/0446 (2013.01); H04W 76/15 (2018.02); H04W 76/18 (2018.02); H04W 76/19 (2018.02); H04W 84/02 (2013.01); H04W 88/06 (2013.01); H04W 88/08 (2013.01); H04W 92/02 (2013.01); H04W 92/10 (2013.01);
Abstract

Techniques for measuring and reducing signal misalignment in a dual connectivity environment are discussed herein. When using Non-Standalone Architecture (NSA), a device initially communicates with a network using a Long-Term Evolution (LTE) connection. After the LTE connection is established, an LTE base station may instruct the device to measure signal strength of a neighboring New Radio (NR) cell during a specified LTE measurement gap. When the NR cell is implemented by an indoor NR base station, the NR signal may not be sufficiently synchronized with the LTE signal and the device may be unable to measure the NR signal during the measurement gap. In these cases, the device can determine the frame timing difference between the LTE and NR signals, obtain an adjusted measurement gap that reduces any measurement gap misalignment, and attempt to measure the signal strength of the NR cell using the adjusted measurement gap.


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