Issued Patents All Time
Showing 1–25 of 102 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12425457 | Internet protocol multimedia subsystem support for stand-alone non-public networks | — | 2025-09-23 |
| 12425950 | Robust NAS layer signaling | Prajwol Kumar Nakarmi, Qian Chen | 2025-09-23 |
| 12316712 | Service based interface enabled home subscriber service selection | David Castellanos Zamora, Maria Cruz Bartolomé Rodrigo, Jose Miguel Dopico Sanjuan | 2025-05-27 |
| 12279125 | Registered UE count in slice service area | Peter Hedman | 2025-04-15 |
| 12273843 | Support for IMS routing with multiple IMS PDU sessions over different 5GC slices | — | 2025-04-08 |
| 12267674 | Method for supporting authentication of a user equipment in an internet multimedia subsystem (IMS) communication network | David Castellanos Zamora, Jose Miguel Dopico Sanjuan, Miguel Angel Garcia Martin, Jesus Angel De Gregorio Rodriguez | 2025-04-01 |
| 12232020 | Slice and/or subscriber identification module device lock | Ankur Dauneria | 2025-02-18 |
| 12225060 | Enhanced P-CSCF restoration procedure | — | 2025-02-11 |
| 12192860 | Short message service (SMS) delivery | David Castellanos Zamora, Jose Miguel Dopico Sanjuan, Ralf Keller, Jesus Angel De Gregorio Rodriguez | 2025-01-07 |
| 12156280 | UE controlled PDU sessions on a network slice | Ankur Dauneria | 2024-11-26 |
| 12150095 | Dynamic RSFP | Angel Navas Cornejo, Ralf Keller | 2024-11-19 |
| 12149930 | Internet protocol (IP) multimedia subsystem session (IMS) slicing-enabled IMS voice sessions between autonomous machines and voice support services | Ankur Dauneria | 2024-11-19 |
| 12114197 | Congestion control in AMF and SMF | Peter Hedman, Ivo Sedlacek, Juying Gan | 2024-10-08 |
| 12010154 | Support for IMS virtual clients in multi-operator environment | — | 2024-06-11 |
| 11943678 | Controlled handover from an incoming access network to a cellular access network of a visited network while in roaming | Ralf Keller | 2024-03-26 |
| 11902393 | Proxy-call session control function (P-CSCF) to P-CSCF communication | — | 2024-02-13 |
| 11889298 | Security gateway selection in hybrid 4G and 5G networks | Lila Madour | 2024-01-30 |
| 11856035 | Network nodes and methods performed therein for handling discovery of entrance points to an IP multimedia subsystem | Liangliang Guo | 2023-12-26 |
| 11832323 | Internet protocol multimedia subsystem session continuity in dual registration | — | 2023-11-28 |
| 11805154 | IMS service leasing | — | 2023-10-31 |
| 11589256 | QoS in hybrid communication networks | Lila Madour | 2023-02-21 |
| 11477737 | Systems and methods for investigating and addressing battery life degradation of devices, such as IoT devices, in a cellular communications network | Nipun Sharma, Venkata Kodukula, Rohit Shukla, Virgilio Fiorese | 2022-10-18 |
| 11337139 | Enforcement of service exemption on a per access network technology type | Ralf Keller | 2022-05-17 |
| 11323318 | Network slicing in IMS | — | 2022-05-03 |
| 11304053 | Methods and apparatuses for supporting data off exempt services in a communication system | Juying Gan, Angel Navas Cornejo, Shabnam Sultana, Jinyin Zhu | 2022-04-12 |