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Capacitive measuring device and method

机译:电容测量装置及方法

摘要

Capacitive measuring device for the detection of objects in a with a hatch (2) sealable hatch opening (1) with a pixel electrode (9) for generating an electric field and at least one measuring electrode (10.1, 10.2) for determining by the object field changes caused, which by means of at least one signal path (12.1, 12.2) with an evaluation unit (18) for the evaluation of the of the at least one measuring electrode (10.1, 10.2) is connected by means of signals delivered, wherein at least one electronic signal (13.1, 13.2, 13.3, 13.4), on the measuring electrodes in the at least one signal path (12.1, 12.2) is arranged, characterized in that at least one electronic signal (13.1, 13.2, 13.3, 13.4) in an intermediate space between the at least one measuring electrode (10.1, 10.2) and the pixel electrode (9) is arranged, wherein the at least one measuring electrode (10.1, 10.2) in the region of the hatch opening (1) and the evaluation unit (18) away from the hatch opening (1) is arranged.
机译:电容式测量装置,用于检测带有阴影的舱口(2)和可密封的舱口(1),该舱口具有用于产生电场的像素电极(9)和至少一个用于确定物体的测量电极(10.1、10.2)引起的场变化,该场变化通过至少一个信号路径(12.1、12.2)和一个用于评估至少一个测量电极(10.1、10.2)的电势的评估单元(18)相连,其中,在至少一个信号路径(12.1、12.2)中的测量电极上布置至少一个电子信号(13.1、13.2、13.3、13.4),其特征在于,至少一个电子信号(13.1、13.2、13.3, 13.4)在至少一个测量电极(10.1、10.2)和像素电极(9)之间的中间空间中布置,其中,至少一个测量电极(10.1、10.2)在舱口(1)的区域中评估单元(18)布置成远离舱口(1)。

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