Investigation of external quality factor and coupling coefficient for a novel SIR based microstrip tri-band bandpass filter

• Abdul Basit ,

  Roles Methodology, Writing – original draft

  * E-mail: abdulbasit@uetpeshawar.edu.pk

  Affiliation Electrical Engineering Department, University of Engineering and Technology, Peshawar, Pakistan

  https://orcid.org/0000-0003-2864-2809

  ⨯
• Muhammad Irfan Khattak,

  Roles Supervision, Writing – review & editing

  Affiliation Electrical Engineering Department, University of Engineering and Technology, Peshawar, Pakistan

  ⨯
• Jamel Nebhen,

  Roles Funding acquisition, Methodology

  Affiliation College of Computer Engineering and Sciences, Prince Sattam bin Abdulaziz University, Alkharj, Saudi Arabia

  https://orcid.org/0000-0002-8610-3451

  ⨯
• Atif Jan,

  Roles Conceptualization

  Affiliation Electrical Engineering Department, University of Engineering and Technology, Peshawar, Pakistan

  ⨯
• Gulzar Ahmad

  Roles Conceptualization, Formal analysis, Writing – review & editing

  Affiliation Electrical Engineering Department, University of Engineering and Technology, Peshawar, Pakistan

  ⨯