几种声表面波常用压电基片的体波激励实验  

Bulkwave Excitation Experiments on Several SAW Piezoelectrical Substrates

作　　者：梅盖华[1] 曹亮[1] 傅金桥[1] 肖燕[1] 

机构地区：[1]四川压电与声光技术研究所

出　　处：《压电与声光》1997年第1期12-14,共3页Piezoelectrics & Acoustooptics

摘　　要：介绍了采用共线结构，分别在ＳＴ－水晶、Ｘ－Ｙ１１２°ＬｉＴａＯ３、Ｙ７８°－Ｘ９０°ＬｉＮｂＯ３、Ｙ１２７．８６°－ＸＬｉＮｂＯ３压电基片制作的声表面波滤波器实验，并分析产生体波的机理和详细测试，观察了体波的激励情况。Experiments on SAW filters utilizing coline structure are presented.The filters are fabricated on ST quartz,X Y112° LiTaO 3,Y78° X90° LiNbO 3 and Y127.86° X LiNbO 3 substrates respectively.Analysis of the generation of bulkwave,detail observation and testing on bulkwave excitation,and the concrete statistics are also given in this paper.

关 键 词：体波激励 掠面体波 漏表面波 声表面波 滤波器 

分 类 号：TN65[电子电信—电路与系统]