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Author:

赛景波 (赛景波.) | 吕明 (吕明.) | 刘娜 (刘娜.)

Indexed by:

incoPat zhihuiya

Abstract:

本发明公开了一种匹配滤波电路,该匹配滤波电路用于433MHz天线和低噪声放大器之间的阻抗匹配。该匹配电路包括天线输入端的阻抗匹配电路,带通滤波器,滤波器输出匹配电路。天线输入端的匹配电路采用串联传输线和并联开路线的方式,采用π型拓扑结构。带通滤波器采用的是两节1/4波长的微带耦合线级联组成,带通滤波器的中心频率是433MHz,插入损耗小于2.5db, 滤波器的带宽为1MHz,输入输出阻抗为50欧姆。滤波器输出端的匹配电路同样采用串联传输线和开路传输线构成,采用π型拓扑结构。

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Patent Info :

Type: 发明申请

Patent No.: CN202010030607.X

Filing Date: 2020-01-13

Publication Date: 2020-06-05

Pub. No.: CN111245452A

Applicants: 北京工业大学

Legal Status: 撤回-视为撤回

Cited Count:

WoS CC Cited Count: 0

SCOPUS Cited Count:

ESI Highly Cited Papers on the List: 0 Unfold All

WanFang Cited Count:

Chinese Cited Count:

30 Days PV: 9

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