Low-power mobile telephony alert system
US11218861B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Sep 29, 2017 |
| Grant date | Jan 4, 2022 |
| Priority date | — |
| Expiry date | Nov 17, 2038 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02D30/70
- WIPO fieldDigital communication
- WIPO sectorElectrical engineering
Abstract
A low-power mobile telephony alert system and an alert device. The alert device has a communication interface configured to establish a low-power communication link with a mobile device for transmitting status data to the mobile device, and a telephony-enabled communication linked with the mobile device for initiating telephony from the mobile device while in locked mode. The alert device can initiate a status check request to third party contact devices before escalating to connect to the mobile device from locked mode to initiate telephony to an emergency service. The alert device is compact and can be incorporated into an article of jewelry or a wearable loop member.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.