This paper mainly presents the structure, fabrication, principal properties and applications of the chip BAW devices and SAW devices newly produced in Japan.

BAW Microwave Delay Line in 18~ 22GHz

18～20GHz体声波微波延迟线

The piezoelectric bulk acoustic wave ( BAW) impedance analysis method was employed to monitor in situ acetylcholinesterase-catalyzed hydrolyzation of acetylcholine and the effect of methamidophos insecticide on the enzyme activity.

采用压电体声波阻抗分析法实时动态监测了乙酰胆碱酯酶对乙酰胆碱的酶促水解过程及农药甲胺磷对酶活性的影响。

Analytic approximation method is introduced in the chapter five and we make an adjustment of BAW formula.

第五章介绍美式期权的近似解析解，并在著名的BAW公式上进行修正，得出新的公式并进行数值试验。

Application Foreground of Transformer Inductive Filtering Technology BAW Study on Growth Kinetics of Synergistic Films of Benzotriazole ( BTA) and Halide Ion

变压器感应滤波技术的发展现状与应用前景卤素离子与苯骈三氮唑协同成膜动力学的体声波传感技术研究

Based on the fundmental principle of airborne radar calibration, this paper puts forward a new static active method to calibrate range and angle errors of an airborne radar with Bulk Acoustic Wave ( BAW) located on ground.

根据机载雷达标校的基本原理，提出了基于声体波延迟线的某型机载雷达距离方位误差的地面静态有源校准方法。

Traditionally, ZnO is used in acoustic wave devices ( SAW), bulk acoustic devices ( BAW), Gas sensors, varistors, transparent electrodes and so on.

传统上，ZnO薄膜被广泛应用于声表面波器件，体声波器件、气敏传感器、压敏电阻、透明导电电极等。

Based of BAW formula, we elicit a new approximation formula.

本文就在BAW公式的基础上，修正了BAW公式，利用微分方程的解法，得出新的近似解析解的计算公式。

Study of BAW resonator using technology of NbN AlN

基于NbN，AlN技术的体声波器件研究

The experimental results confirm that the insertion loss, BAW suppression, passband ripples and receiving loss of the wavelet reconstruction device using the new scheme are remarkably improved using early schemes.

实验结果表明，用新方案实现的小波重构器件比用早期方案实现的小波重构器件在插入损耗、体声波抑制、通带波纹和接收损耗方面均有明显的改善。

The properties and fabrications of some major materials for FBAR such as AlN, ZnO, PZT are introduced systematically, and the structures, devices design and applications of BAW filters are discussed as well.

系统介绍了用于薄膜体声波谐振器的几种主要材料（AlN、ZnO、PZT）的具体特点、制备工艺及薄膜体声波谐振器与滤波器的结构、设计及其应用。

This paper briefly reviewes the recent progress of VHF/ UHF crystal filter, the characters of VHF/ UHF resonator and the performances of VHF/ UHF crys-tal filter, and makes a comparison between BAW crystal filter and SAW resonator filter.

简要评述了近几年来VHF/UHF晶体滤波器的进展，讨论了VHF/UHF谐振器的特点、VHF/UHF晶体滤波器的性能，以及SAW晶体滤波器和谐振器性能的比较。

The fourth part is the core part of this paper. A coping strategy for BAW to strengthen its strategic risks management under the trend of economic globalization is discussed in this part.

第四部分是经济全球化背景下北汽有限公司加强战略风险管理的对策，本部分是本文的核心部分。

Study of RF-MEMS BAW Filter Using Surface Micromachining

基于硅表面加工工艺的射频体声波滤波器研究

C Band BAW Delay Lines with Ultra short Delay Time

C波段超短延时声体波延迟线

The Application and Trend of BAW Devices Using Piezoelectric Quartz Crystal

压电石英体声波器件的应用特点及发展趋势

The sensitivities to acceleration frequency of SAW resonators are obviously higher than that of BAW resonators.

表面波谐振器的加速度频率灵敏度明显高于体波谐振器的频率灵敏度。

The Application of BAW Delay Line in EW System

声体波延迟线在电子战中的应用

Research on Suppressing BAW in SAW Filter by Grooving on the Back of the Substrate

基片开槽抑制SAW滤波器体声波的工艺研究

The growth kinetics and the stability of synergistic films of benzotriazole ( BTA) and halide ion ( X-) were investigated by bulk acoustic wave ( BAW) method.

采用体声波传感技术就卤素离子与铜缓蚀剂&苯骈三氮唑（BTA）协同成膜的动力学及相应复合膜的稳定性进行了研究。

Some 4.2 GHz BAW delay line devices were produced, which delay time is 50 ns and 70 ns respectively.

制作了工作频率4.2GHz，延迟时间分别为50ns和70ns的器件。