Method and apparatus for matching test equipment calibration

A method includes collecting trace data associated with a plurality of device testers. Tester health metrics are generated for each of the device testers. The tester health metrics are analyzed to identify a selected tester health metric that diverges from the plurality of tester health metrics. A c...

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Bibliographische Detailangaben
Hauptverfasser: Coss, Jr, Elfido, Lensing, Kevin R, Green, Eric Omar, Vijayaraghavan, Rajesh
Format: Patent
Sprache:eng
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Zusammenfassung:A method includes collecting trace data associated with a plurality of device testers. Tester health metrics are generated for each of the device testers. The tester health metrics are analyzed to identify a selected tester health metric that diverges from the plurality of tester health metrics. A corrective action is initiated for the tester associated with the selected tester health metric. A method includes collecting trace data associated with a plurality of device testers. The trace data for each of the device testers is compared to a reference trace data set to generate tester health metrics for each of the device testers based on the difference therebetween. The tester health metrics are analyzed to identify a selected tester health metric that diverges from the plurality of tester health metrics. A corrective action is initiated for the tester associated with the selected tester health metric.