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:
Oct. 29, 2024

Filed:

May. 08, 2023
Applicant:

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

Inventors:

Venson Shaw, Kirkland, WA (US);

Gaviphat Lekutai, Kirkland, WA (US);

Assignee:

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

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H04L 9/40 (2022.01); H04W 12/06 (2021.01); H04W 16/32 (2009.01); H04W 48/18 (2009.01);
U.S. Cl.
CPC ...
H04W 16/32 (2013.01); H04L 63/1416 (2013.01); H04L 63/1425 (2013.01); H04W 12/06 (2013.01); H04W 48/18 (2013.01);
Abstract

A security system generates a digital signature for a small cell of a wireless network and assigns the digital signature to the small cell for connecting to the wireless network. The digital signature can be generated based on a connectivity schedule for the small cell. When the security system obtains a connection request from the small cell to connect to the wireless network, the security system compares an instance of the digital signature included in the connection request with an expected digital signature and compares the point in time when the connection request was communicated with an expected time indicated in the connectivity schedule. The security system detects an anomaly when the instance of the digital signature deviates from the expected digital signature or the point in time deviates from the expected time, and causes performance of an action based on a type or degree of the anomaly.


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