Switching method and apparatus
US11252649B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Feb 5, 2018 |
| Grant date | Feb 15, 2022 |
| Priority date | — |
| Expiry date | Feb 5, 2038 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04W36/1446
- WIPO fieldDigital communication
- WIPO sectorElectrical engineering
Abstract
A switching method and a terminal device, which relate to the communications field. The switching method comprises: establishing, by a terminal device, a first packet data network PDN connection in a long term evolution LTE access network; switching, by the terminal device, the first PDN connection from the LTE access network to a wireless local area network WLAN access network; establishing, by the terminal device, a second PDN connection in the LTE access network, so that the terminal device is in a registered state in the LTE network; and switching, by the terminal device, the first PDN connection or a third PDN connection established in the WLAN access network, to the LTE access network.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.