Angle encoder with four hall sensors and method for angle determination of output signals of the four hall sensors
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United States of America Patent
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Nov 12, 2002
Grant Date -
N/A
app pub date -
Dec 14, 1999
filing date -
Apr 18, 1998
priority date (Note) -
Expired
status (Latency Note)
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Abstract
An angle encoder for determination of an angle between a sensor device (4, 5, 6, 7) and a magnetic field, having a magnet (2) that generates the magnetic field, a number of Hall elements (4, 5, 6, 7) disposed in the magnetic field, and flux-conducting parts (3) made of ferromagnetic material disposed between the Hall elements and rotationally fixed in relation to them, wherein the magnet (2) is embodied so that it can rotate in relation to the Hall elements and the flux-conducting parts, wherein at least four Hall elements (4, 5, 6, 7) are provided.
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