Data transmission method, related device, and communications system
US11297493B2 · kind B2 · utility
1Cited by
1References
20Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 3, 2017 |
| Grant date | Apr 5, 2022 |
| Priority date | — |
| Expiry date | Apr 3, 2038 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04W36/08
- WIPO fieldDigital communication
- WIPO sectorElectrical engineering
Abstract
A method includes sending, by an access network device, first indication information to a terminal device, where the first indication information indicates a last packet in one or more first-type packets or a first packet in one or more second-type packets, where the first-type packet is enciphered using a first cipher key, and the second-type packet is enciphered using a second cipher key.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.