Multi-path design for stepped-impedance low-pass filter to create transmission zeros and wide rejection band

  • Min Chieh Kang*
  • , Jen Tsai Kuo
  • *Corresponding author for this work

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

2 Scopus citations

Abstract

Based on multi-path design, a new method is proposed for design of steppedimpedance low-pass filters (LPFs) with improved attenuation levels and rejection bandwidth by creating transmission zeros. In a third-order circuit, an extra short microstrip section is introduced to shunt with the low-Z section and provides a second signal path. Two-port network analysis is formulated to predict the zeros. Design parameters include the electric length and characteristic impedance of the shunt section. Measured results show good agreement with simulation.

Original languageEnglish
Title of host publication2006 Asia-Pacific Microwave Conference Proceedings, APMC
PublisherInstitute of Electrical and Electronics Engineers Inc.
Pages1691-1694
Number of pages4
ISBN (Print)4902339102, 9784902339109
DOIs
StatePublished - 2006
Externally publishedYes
Event2006 Asia-Pacific Microwave Conference, APMC - Yokohama, Japan
Duration: 12 12 200615 12 2006

Publication series

NameAsia-Pacific Microwave Conference Proceedings, APMC
Volume3

Conference

Conference2006 Asia-Pacific Microwave Conference, APMC
Country/TerritoryJapan
CityYokohama
Period12/12/0615/12/06

Keywords

  • Low-pass filter
  • Multi-path
  • Stepped-impedance
  • Transmission zero

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