Smart lock device with near field communication
US11421445B2 · kind B2 · utility
2Cited by
147References
19Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jan 11, 2018 |
| Grant date | Aug 23, 2022 |
| Priority date | — |
| Expiry date | Jan 11, 2038 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T292/1021
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
An intelligent door lock system is coupled to a door at a dwelling. A door status device is at the dwelling. The door status device is coupled to a drive shaft of a lock device to assist in locking and unlocking a lock of a lock device at the door. The lock device is coupled to the door status device and includes a bolt. Near field communication (NFC) is used to identify a lock device via an RF protocol. An engine, an energy source and a memory are coupled together. A camera is coupled to or part of the intelligent door lock system. The camera is configured to record in response to door lock status.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.