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A wake-up switch using a piezoelectric differential pressure sensor

  • Yutaka Tomimatsu
  • , Hidetoshi Takahashi
  • , Takeshi Kobayashi
  • , Kiyoshi Matsumoto
  • , Isao Shimoyama
  • , Toshihiro Itoh
  • , Ryutaro Maeda
  • NMEMS Technology Research Organization
  • The University of Tokyo
  • National Institute of Advanced Industrial Science and Technology

科研成果: 书/报告/会议事项章节会议稿件同行评审

6 引用 (Scopus)

摘要

This paper reports a wake-up switch using a piezoelectric differential pressure sensor in order to reduce the power consumption of a wireless sensor node. Air pressure change surrounding the sensor is detected by using a Pb(Zr, Ti)O3(PZT) thin film cantilever with the dimension of 1500 μm × 1000 μm × 2 μm. The sensor has high sensitivity with low power consumption due to its thin cantilever and low capacitance. The sensitivity was 2.4 mV/Pa from -30 Pa to 30 Pa. It was demonstrated that the fabricated sensor performed as a wake-up switch when pressure varies in 10 Pa with low power consumption.

源语言英语
主期刊名Proceedings of the 2013 IEEE 8th International Conference on Intelligent Sensors, Sensor Networks and Information Processing
主期刊副标题Sensing the Future, ISSNIP 2013
23-26
页数4
DOI
出版状态已出版 - 2013
已对外发布
活动2013 IEEE 8th International Conference on Intelligent Sensors, Sensor Networks and Information Processing: Sensing the Future, ISSNIP 2013 - Melbourne, VIC, 澳大利亚
期限: 2 4月 20135 4月 2013

出版系列

姓名Proceedings of the 2013 IEEE 8th International Conference on Intelligent Sensors, Sensor Networks and Information Processing: Sensing the Future, ISSNIP 2013
1

会议

会议2013 IEEE 8th International Conference on Intelligent Sensors, Sensor Networks and Information Processing: Sensing the Future, ISSNIP 2013
国家/地区澳大利亚
Melbourne, VIC
时期2/04/135/04/13

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