Downlink data notification message sending method, and apparatus
US11044696B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Jun 22, 2020 |
| Grant date | Jun 22, 2021 |
| Priority date | — |
| Expiry date | Jun 22, 2040 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04W68/04
- WIPO fieldDigital communication
- WIPO sectorElectrical engineering
Abstract
A downlink data notification message sending method and apparatus are disclosed. In an embodiment a method includes receiving, a delay instruction from a mobility management network element, which is used to instruct a control plane network element to delay sending a DDN message, receiving, an event report message includes a reported event from a user plane network element, and the reported event is used to notify the control plane network element that a downlink data packet sent to UE matches no bearer, determining, that the UE is registered in the mobility management network element, and if the control plane network element has not received, within a first time period, routing information of a base station, sending, the DDN message to the mobility management network element when the first time period expires.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.