Dumbbell DGS based broadband RF choke for UWB LNA

Chin I. Yeh, Dong Hua Yang, Yung Nan Chen, Tsung Han Liu, Jeffrey S. Fu, Hsien Chin Chiu, Hsuan Ling Kao

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

2 Scopus citations

Abstract

A dumbbell shaped defected ground structure (DGS) RF choke is proposed for UWB broadband RF choke design. The special feature of the design is to use Chebyshev modulated DGS elements to adjust the frequency bandwidth of rejection band of a designed low pass filter. It fits very well to cover the 3.1 to 10.6 GHz UWB band with 15 dB rejection throughout the band. It is suitable for MMIC active module test board bias circuit usage and possibly for further MMIC internal broadband bias circuit implementation.

Original languageEnglish
Title of host publicationInternational Conference on Applications of Electromagnetism and Student Innovation Competition Awards, AEM2C 2010
Pages162-166
Number of pages5
DOIs
StatePublished - 2010
EventInternational Conference on Applications of Electromagnetism and Student Innovation Competition Awards, AEM2C 2010 - Taipei, Taiwan
Duration: 11 08 201013 08 2010

Publication series

NameInternational Conference on Applications of Electromagnetism and Student Innovation Competition Awards, AEM2C 2010

Conference

ConferenceInternational Conference on Applications of Electromagnetism and Student Innovation Competition Awards, AEM2C 2010
Country/TerritoryTaiwan
CityTaipei
Period11/08/1013/08/10

Keywords

  • Broadband RF choke
  • Chebyshev modulation
  • Defected ground structure (DGS)
  • Dumbbell element
  • Rejection bandwidth

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