Electronic vehicle theft detection system employing a magnetic field sensor
US5654686A · kind A · utility
61Cited by
14References
27Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jul 26, 1995 |
| Grant date | Aug 5, 1997 |
| Priority date | — |
| Expiry date | Jul 26, 2015 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB60R25/1004
- WIPO fieldTransport
- WIPO sectorMechanical engineering
Abstract
An electronic vehicle theft detection system employing a magnetic field sensor for mounting within a vehicle to provide signal information representing the earth's magnetic field. The sensor is coupled to an electrical processing circuit for sampling the data provided by the sensor and for generating a theft alarm signal when the heading of the vehicle has changed due to unauthorized movement of the vehicle.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.