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Wafer-level test system using a physical stimulus for a MEMS accelerometer

  • Yaqiong Chen*
  • , Zhenhai Zhang
  • , Yantao Shen
  • , Kejie Li
  • *此作品的通讯作者
  • Beijing Institute of Technology
  • University of Nevada, Reno

科研成果: 书/报告/会议事项章节会议稿件同行评审

摘要

A wafer-level test system is proposed for a high-g MEMS accelerometer based on a probe station. To simulate a high shock on the packaged sensors, a physical stimulus is loaded on the dies using a micromechanics device. The probe-station controller is controlled by a MFC program developed within the Microsoft Visual Studio Platform. The controller is able to move with three degrees of freedom in performing the automated tests of wafers. A data acquisition board is used to receive output signals from the dies through a reliable contact between the probe card and pads. The test procedure runs a LabVIEW program for post-processing the acquired signals including evaluating computing sensitivity and other parameters. An analysis of the test results determines at the wafer-level whether the die is good. This method may be applied during manufacturing of the high-g MEMS accelerometers where the benefits are seen in reduced production costs and a shorter time to market.

源语言英语
主期刊名2017 IEEE International Conference on Real-Time Computing and Robotics, RCAR 2017
出版商Institute of Electrical and Electronics Engineers Inc.
145-150
页数6
ISBN(电子版)9781538620342
DOI
出版状态已出版 - 2 7月 2017
活动2017 IEEE International Conference on Real-Time Computing and Robotics, RCAR 2017 - Okinawa, 日本
期限: 14 7月 201718 7月 2017

出版系列

姓名2017 IEEE International Conference on Real-Time Computing and Robotics, RCAR 2017
2017-July

会议

会议2017 IEEE International Conference on Real-Time Computing and Robotics, RCAR 2017
国家/地区日本
Okinawa
时期14/07/1718/07/17

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