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    • 42. 发明申请
    • METHOD AND APPARATUS FOR DETERMINING THE THICKNESS OF A DIELECTRIC LAYER
    • 用于确定介质层厚度的方法和装置
    • WO2004092676A1
    • 2004-10-28
    • PCT/IB2004/050438
    • 2004-04-14
    • KONINKLIJKE PHILIPS ELECTRONICS N.V.MAJHI, Prashant
    • MAJHI, Prashant
    • G01B7/06
    • G01B7/06
    • The method for determining the thickness of a dielectric layer according to the invention comprises the step of providing an electrically conductive body (11) having a dielectric layer (13) which is separated from the electrically conductive body (11) by at least a further dielectric layer (3) and a surface (15) of which is exposed. Onto the exposed surface (15) an electric charge is deposited, thereby inducing an electric potential difference between the exposed surface (15) and the electrically conductive body (11). An electrical parameter relating to the electric potential difference is determined and a measurement is performed to obtain additional measurement data relating to the thickness of the dielectric layer (13) and/or to the thickness of the further dielectric layer (3). In this way the thickness of the dielectric layer (13) and/or of the further dielectric layer (3) is determined. The method of manufacturing an electric device (100) comprises this method for determining the thickness of a dielectric layer. The apparatus (10) for determining the thickness of a dielectric layer is arranged to execute this method.
    • 根据本发明的用于确定电介质层的厚度的方法包括提供具有电介质层(13)的导电体(11)的步骤,所述电介质层通过至少另外的电介质(13)与导电体(11)分离, 层(3)和其表面(15)暴露。 在暴露表面(15)上沉积电荷,从而在暴露表面(15)和导电体(11)之间产生电位差。 确定与电位差有关的电参数,并进行测量以获得与介电层(13)的厚度和/或另外的电介质层(3)的厚度有关的附加测量数据。 以这种方式确定电介质层(13)和/或另外的电介质层(3)的厚度。 制造电气设备(100)的方法包括用于确定电介质层的厚度的方法。 用于确定电介质层的厚度的装置(10)被布置成执行该方法。