Method and apparatus for short code dialing for restricted services for unauthenticated user equipment
US10993282B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Aug 8, 2018 |
| Grant date | Apr 27, 2021 |
| Priority date | — |
| Expiry date | Sep 29, 2038 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04W12/72
- WIPO fieldDigital communication
- WIPO sectorElectrical engineering
Abstract
A method and apparatus provide for attachment for restricted local operator services for an apparatus, such as a user equipment. An attach procedure for the restricted local operator services for the apparatus can be performed. A proxy call session control function address for the restricted local operator services can be received during the attach procedure. A session initiation protocol register request message can be generated. The session initiation protocol register request message can include an indication for the restricted local operator services and can include an internet protocol multimedia public user identification based on an identification of the apparatus. The session initiation protocol register request message to the proxy call session control function address can be sent, the session initiation protocol register request message can include the indication for the restricted local operator services.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.