发明名称 OPTOELECTRONIC ANGLE SENSOR
摘要 The invention relates to an optoelectronic angle sensor for determining a rotational angle about an axis, comprising a code carrier (2) provided with a flat coding (3) and a photosensitive detector. The code carrier (2) and t he detector can be displaced about the axis in relation to each other. Said angle sensor also comprises a device for producing an evaluable image of at least one part of the coding on the detector such that the image contains in formation relating to a rotational position of the code carrier (2) in relat ion to the detector, in addition to an evaluation unit for determining the r otational angle from the image. The coding (3) is self-luminous and it also comprises at least part of the device for producing an evaluable image.</SDO AB>
申请公布号 CA2660369(A1) 申请公布日期 2008.02.21
申请号 CA20072660369 申请日期 2007.08.17
申请人 LEICA GEOSYSTEMS AG 发明人 LIPPUNER, HEINZ
分类号 G01D5/347 主分类号 G01D5/347
代理机构 代理人
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