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Broadband Efficient Excitation of the Thin‐Ribbon Waveguide for Surface Acoustic Waves

 

作者: K. H. Yen,   R. C. M. Li,  

 

期刊: Applied Physics Letters  (AIP Available online 1972)
卷期: Volume 20, issue 8  

页码: 284-286

 

ISSN:0003-6951

 

年代: 1972

 

DOI:10.1063/1.1654151

 

出版商: AIP

 

数据来源: AIP

 

摘要:

A practical method for broadband efficient excitation of the thin‐ribbon waveguide for surface acoustic waves is presented. Other major advantages of the excitation system are the simplicity of both its theoretical design and its practical implementation. Experimentally, a maximum excitation efficiency (power) of 65% has been obtained at an operating frequency of 5.5 MHz. In addition, the measured efficiency was in excess of 55% over the frequency range from 4.7 to 6.4 MHz.

 

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