7 patents
Utility
IPX signaling security
6 Sep 22
The present disclosure may be implemented in the form of a method or corresponding apparatus for sending signaling messages through an IPX proxy from a first network element.
Richard H. Xu, Ewout Leonard Pronk, Sander de Kievit
Filed: 23 Jan 19
Utility
Data access security
22 Mar 22
An apparatus and corresponding method defend an interconnect communications network from a fraud committed via general packet radio service (GPRS) tunneling protocol (GTP).
Manpreet Singh
Filed: 29 May 20
Utility
Identifying voice over LTE users
13 Apr 21
According to at least one example embodiment, a method of identifying a type of communications service of a user is disclosed.
Richard H. Xu, Hwan Jang Tang
Filed: 16 Jan 15
Utility
Policy control framework
13 Apr 21
A method and corresponding apparatus performing roaming traffic detection and enforcement according to a roaming policy.
Richard H. Xu, Hwan Jang Tang, Yixin Fan, Vitaliy G. Yurchenko
Filed: 9 Sep 16
Utility
Internet of things services architecture
9 Feb 21
According to at least one example embodiment, the present disclosure may be implemented in the form of a method or system for performing data traffic inspections and selecting an IMSI according to a switching logic.
Richard H. Xu, Vitaliy G. Yurchenko, Ajay Joseph, Richard M. Pellegrini
Filed: 30 Oct 19
Utility
Method and system for hub breakout roaming
2 Feb 21
According to at least one example embodiment, hub breakout roaming enables providing data access to a user network device, subscribed with a home network and roaming into a visited network, by a hub breakout system through the visited network.
Richard H. Xu, Hwan Jang Tang, Ajay Joseph
Filed: 7 Aug 17
Utility
eSIM profile switching without SMS
26 Oct 20
A system and method enabling eSIM profile switching without SMS channel support.
Richard H. Xu
Filed: 26 Mar 18
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