System and method for sensor module power management
US9656621B2 · kind B2 · utility
6Cited by
4References
20Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Sep 14, 2016 |
| Grant date | May 23, 2017 |
| Priority date | — |
| Expiry date | Sep 14, 2036 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH02J7/00034
- WIPO fieldControl
- WIPO sectorInstruments
Abstract
A method for power management for a retrofit sensor system for a vehicle, the retrofit sensor system including a sensor module that includes a sensor, an energy storage module, an energy harvester, and a wireless communication module. The method includes: determining a driving state predictive of a driving event; operating the sensor module in a mid-power mode; receiving a trigger; operating the sensor module in a high-power mode; wirelessly transmitting data at the sensor module; and operating the sensor module in a low-power mode.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.