Calling device for calling driver of vehicle by using low-power wide-area network and calling method thereof
US9948758B1 · kind B1 · utility
Assignees
Inventors
Key dates
| Filing date | Jun 8, 2017 |
| Grant date | Apr 17, 2018 |
| Priority date | — |
| Expiry date | Jun 8, 2037 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02D30/70
- WIPO fieldTransport
- WIPO sectorMechanical engineering
Abstract
A calling device for calling and communicating with a driver of a vehicle with a low power by using a Low Power Wide Area Network (LPWAN) such as a LoRa communication network and a calling method thereof are disclosed. The calling device according to the invention may be installed in a vehicle and transmit/receive data to/from a management server through the LPWAN. The calling device transmits a calling message to a driver terminal by recognizing a user's tapping, touching, etc., and when the driver confirms the calling message, display to the caller that the driver confirms the calling message. In addition, the calling device also allows the caller to call the driver directly by displaying the driver phone number if the driver does not confirm the calling message in time.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.