logo

For the Inventor, By the Inventor

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.:

US 12615514 B1

PDFFull Text
Date of Patent:
Apr. 28, 2026

Filed:

Sep. 18, 2023

Enhancement of core network security for illegitimate devices

Applicant:

Boost Subscriberco L.l.c., Englewood, CO (US);

Inventors:

Xiangang Dai, Allen, TX (US);

Dawood Shahdad, Aurora, CO (US);

Assignee:

BOOST SUBSCRIBERCO L.L.C., Englewood, CO (US);

Attorneys:

Capitol City TechLaw

Jasbir Singh

Primary Examiner:

Michael T Vu

Int. Cl.
CPC ...
H04W 12/12 (2021.01); H04L 65/1016 (2022.01); H04L 65/1073 (2022.01); H04W 8/26 (2009.01); H04W 12/126 (2021.01); H04W 12/71 (2021.01); H04W 60/00 (2009.01);
U.S. Cl.
CPC ...
H04W 12/71 (2021.01); H04L 65/1016 (2013.01); H04L 65/1073 (2013.01); H04W 8/26 (2013.01); H04W 12/126 (2021.01); H04W 60/005 (2013.01);
Abstract

The present teachings disclose a system and method for accessing a cellular network system including: checking, at a Serving Call Session Control Function (SCSCF), legitimacy of an International Mobile Equipment Identity (IMEI) included in an registration request with an Equipment Identity Register (EIR) check; determining a SCSCF action based on a response code of an EIR response from the EIR check; and performing the SCSCF action, wherein the registration request comprises an IP Multimedia Subsystem (IMS) REGISTER.

Find Patent Forward Citations

Dai, Xiangang. (2026). Enhancement of core network security for illegitimate devices (U.S. Patent No. 12615514). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/12615514

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

Loading…