发明名称 |
VEHICLE COMPASS WITH ELECTRONIC SENSOR. |
摘要 |
An electronic compass is described for use in vehicles. The compass employs a magnetoresistive sensor for sensing the earth magnetic field and the sensor is operated in alternate set/reset bias modes. The compass is provided with deviation compensation by a closed loop system including measurement of the sensor output signals and an offset current strap for nullifying the vehicle deviation field. |
申请公布号 |
EP0617787(A4) |
申请公布日期 |
1994.11.17 |
申请号 |
EP19930900861 |
申请日期 |
1992.12.04 |
申请人 |
DONNELLY CORPORATION |
发明人 |
SCHIERBEEK, KENNETH, L.;SCHOFIELD, KENNETH |
分类号 |
G01C17/32;B60K35/00;B60R1/08;B60R1/12;G01C17/28;G01C17/38;G01R33/025 |
主分类号 |
G01C17/32 |
代理机构 |
|
代理人 |
|
主权项 |
|
地址 |
|