Printed circuit board of probe card
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United States of America Patent
Stats
-
Dec 13, 2016
Grant Date -
Nov 19, 2015
app pub date -
May 15, 2015
filing date -
May 15, 2014
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
The present invention relates to a printed circuit board of a probe card. The printed circuit board comprises a first side, a second side, a plurality of plated through holes and at least one electric barrier. The first side includes a plurality of first contacts and a plurality of second contacts respectively corresponding to the first contacts. The second side includes a plurality of third contacts respectively corresponding to the second contacts and a plurality of second-side traces extended to a predefined/specific region. The plated through holes penetrate through the first side and the second side, so that the third contacts are electrically connected to the second contacts. The at least one electric barrier is installed among at least two of the second side traces.
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