Determining operational status of internet of things devices
US10897413B1 · kind B1 · utility
1Cited by
3References
20Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 31, 2020 |
| Grant date | Jan 19, 2021 |
| Priority date | — |
| Expiry date | Mar 31, 2040 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04L67/12
- WIPO fieldDigital communication
- WIPO sectorElectrical engineering
Abstract
Disclosed are various examples for offline detection of Internet of Things (IoT) devices or any type of devices that report a heartbeat or status indication. A linked hash map be utilized as a data structure in which heartbeat message are stored. The oldest heartbeat message is stored at the head of the data structure so that only the head of the data structure requires checking if the oldest node is designated as online.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.