Position measuring system
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United States of America Patent
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May 19, 1998
Grant Date -
N/A
app pub date -
Feb 10, 1997
filing date -
Feb 10, 1996
priority date (Note) -
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status (Latency Note)
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Abstract
A position measuring system for increasing operational dependability, wherein the absolute position is generated by scanning a chain code and erroneously scanned code words are detected and excluded from further processing. A plurality of codes are scanned at areas of the code track which are distanced from each other and are supplied to an error check device.
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