Brake warning device and method
US8717155B2 · kind B2 · utility
1Cited by
4References
15Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Oct 21, 2010 |
| Grant date | May 6, 2014 |
| Priority date | — |
| Expiry date | Jun 30, 2032 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB62J6/045
- WIPO fieldTransport
- WIPO sectorMechanical engineering
Abstract
A brake warning device and method includes acquiring acceleration data of a bicycle, and calculating a specific parameter according to the acceleration data acquired within a preset interval using a preset calculation method. The bicycle is determined to be decelerating if the specific parameter is less than a preset threshold value. A brake light of the brake warning device is turned on to warn that the bicycle is braking.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.