Multi-contact type position detection apparatus for target board
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United States of America Patent
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Feb 6, 2018
Grant Date -
May 11, 2017
app pub date -
Nov 24, 2014
filing date -
Mar 28, 2014
priority date (Note) -
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Abstract
A multi-contact type position detection apparatus for a target board includes a first membrane board having a plurality of first signal lines formed in a first direction, a second membrane board having a plurality of second signal lines formed in a second direction, and a plurality of dots which are formed on the first membrane board or the second membrane board such that the first membrane plate and the second membrane plate are spaced at a predetermined distance from each other, wherein the plurality of dots can be arranged at a distance of “k/2±A (A is 1%˜2% of k)” when a magnetic body diameter of a pin attached on the target board is “kmm”.
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