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声表面波(SAW)中陀螺效应的理论研究 被引量:4

Theoretical Study of Gyroscopic Effect in SAW
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摘要 本文从定性、定量分析哥氏惯性力对声表面波传播特性的影响,详细推导了声表面波传播速度的改变量与各向同性传播介质旋转角速度的关系.并与光学中的法拉第(Faraday)效应相比,进一步说明了SAW陀螺效应的产生原因。 The effect of the Coriolis force on the propagation characteristics of SAW is analyzed qualitatively and quantitatively in this paper. The relationship between the fractional change in SAW propagation velocity and the rotation rate of an isotropic medium is derived theoretically. In contrast with the Faraday effect in optics,the exis-tence of Gyroscopic effect in SAW is further explained.
机构地区 西北工业大学
出处 《中国惯性技术学报》 EI CSCD 1995年第1期46-54,共9页 Journal of Chinese Inertial Technology
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同被引文献27

  • 1李良儿,陈智军,沈晓群,施文康.在旋转的半无限LiNbO_3上传播的声表面波[J].中国惯性技术学报,2005,13(2):80-84. 被引量:5
  • 2薛文胜.浅析几种新型陀螺的发展动态[J].电子科技大学学报,1995,24(5):485-489. 被引量:8
  • 3严庆文,魏益群,李业隆,沈美娥,朱嘉林.双通道声表面波转速传感器[J].微纳电子技术,2007,44(7):260-262. 被引量:5
  • 4VARADAV V K,JOSE K A,XAVIER P.Conformal MEMS IDT gyroscopes and their comparison with fiber optic gyro.Proceeding of SPIE[J]. 2000,39-90.
  • 5KUROSAW A M,FUKUDA Y,TAKASAKIM.A surface a coustic gyro sensor.Sensor and Acoustic[J]. 1998,A66:33-39.
  • 6VARADAN V K,SUCH W D,XAVIER P B.Design and de vlpment of a MEMS-IDT gyroscope[J], smart MalterStruct,2000, 9:898-905.
  • 7Varadan V K,Such W D,Xavier P B.Design and development of a MEMS-IDT gyroscope[J].Smart Malter Struct,2000,9(2):898-905.
  • 8Eddy David S,Sparks Douglas R.Application of MEMS technology in automotive sensors and actuators[J].Proc of the IEEE,1998,86(8):1747-1755.
  • 9Kurosaw A M,Fukuda Y,Takasaki M.A surface acoustic gyro sensor[J].Sensor and Acoustic,1998,A66:33-39.
  • 10Reindl L, Scholl G, Ostertag T, et al. SAW devices as wireless passive sensors [ J ]. IEEE Ultrason Sympo, 1996,3:363 - 367.

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