Selective access point key caching
US12170894B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Mar 31, 2022 |
| Grant date | Dec 17, 2024 |
| Priority date | — |
| Expiry date | Dec 18, 2042 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04W84/12
- WIPO fieldDigital communication
- WIPO sectorElectrical engineering
Abstract
An example system includes a plurality of AP devices configured to provide a wireless network at a site, the plurality of AP devices including a first AP device configured to determine a set of roaming candidates within the site for client devices connected to the first AP device, wherein the set of roaming candidates includes one or more AP devices of the plurality of AP selected according to a selection criteria; in response to establishing a connection with a client device, cache a key associated with the client device in the memory of the first AP device; generate a packet with the key associated with the client device, and a list of APs that includes one or more identifiers of the one or more AP devices within the set of roaming candidates for the first AP device; and transmit the packet to the plurality of AP devices at the site.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.