发明名称 Measurement method, sensor arrangement and measurement system
摘要 In a measurement method, an array of magnetic field sensors (MS0-MS15) is provided, each emitting a sensor signal as a function of magnetic field intensity. A rotational value of a sector-wise magnetized magnetic source that is arranged movably with respect to the array is ascertained as a function of the emitted sensor signals. A set of sensor values is derived from the sensor signals. As a function of the ascertained rotational value, a number of sets of reference values is ascertained that corresponds to a number of predetermined positions of the magnetic source (MAG). The set of sensor values and the number of sets of reference values are compared to one another, and a position is selected from the number of predetermined positions as a function of the comparison.
申请公布号 US8368393(B2) 申请公布日期 2013.02.05
申请号 US20080668004 申请日期 2008.06.18
申请人 AUSTRIAMICROSYSTEMS AG;ZANGL HUBERT;BRETTERKLIEBER THOMAS;STEINER GERALD;BRANDNER MARKUS 发明人 ZANGL HUBERT;BRETTERKLIEBER THOMAS;STEINER GERALD;BRANDNER MARKUS
分类号 G01B7/30;G06F3/038 主分类号 G01B7/30
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