Design and fabrication of an in-plane SOI MEMS accelerometer with a high yield rate

Pengcheng Li, Xiaoying Li, Enfu Li, Qiang Shen, Honglong Chang

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

10 Scopus citations

Abstract

This paper presents a SOI based capacitive accelerometer using a backside dry release process. In order to increase the yield rate of the backside dry release process, the deep reactive ion etching (DRIE) process was improved by using a grooved accompany sheet. Using this method, the yield rate of the accelerometer was improved to 64.2% from19.2%. Test results show that sensitivity of the accelerometer is 3.5V/g.

Original languageEnglish
Title of host publication2015 IEEE 10th International Conference on Nano/Micro Engineered and Molecular Systems, NEMS 2015
PublisherInstitute of Electrical and Electronics Engineers Inc.
Pages511-514
Number of pages4
ISBN (Electronic)9781467366953
DOIs
StatePublished - 1 Jul 2015
Event10th IEEE International Conference on Nano/Micro Engineered and Molecular Systems, NEMS 2015 - Xi'an, China
Duration: 7 Apr 201511 Apr 2015

Publication series

Name2015 IEEE 10th International Conference on Nano/Micro Engineered and Molecular Systems, NEMS 2015

Conference

Conference10th IEEE International Conference on Nano/Micro Engineered and Molecular Systems, NEMS 2015
Country/TerritoryChina
CityXi'an
Period7/04/1511/04/15

Keywords

  • micro-Accelerometer
  • SOI
  • yield rate

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