Forward-stepwise regression analysis for fine leak batch testing of wafer-level hermetic MEMS packages

Changsoo Jang, Byeng Dong Youn, Ping F. Wang, Bongtae Han, Suk Jin Ham

Research output: Contribution to journalArticlepeer-review

Abstract

An advanced regression scheme is proposed to analyze fine leak batch testing data of multiple MEMS packages. The scheme employs the forward-stepwise regression method to infer the information of leaky packages from a batch test data. The analysis predicts the number of leaky packages and the true leak rate of each leaky package in a progressive manner. The scheme is implemented successfully using an actual batch test data obtained from wafer-level hermetic MEMS packages. An error analysis is followed to define the applicable domain of the scheme. Advanced formulations are also suggested to extend the applicable domain.

Original languageEnglish (US)
Pages (from-to)507-513
Number of pages7
JournalMicroelectronics Reliability
Volume50
Issue number4
DOIs
StatePublished - Apr 2010
Externally publishedYes

ASJC Scopus subject areas

  • Electronic, Optical and Magnetic Materials
  • Atomic and Molecular Physics, and Optics
  • Safety, Risk, Reliability and Quality
  • Condensed Matter Physics
  • Surfaces, Coatings and Films
  • Electrical and Electronic Engineering

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