Compact branch-line coupler with harmonics suppression using meander T-shaped line

Author:

Choi Kyo-Soon1,Yoon Ki-Cheol2,Lee Jae-Yeong3,Lee Choul-Ki4,Kim Seong-Cheol5,Kim Ki-Byoung6,Lee Jong-Chul1

Affiliation:

1. Department of Radio Science and Engineering; Kwangwoon University; 447-1 Wolgye-dong, Nowon-gu Seoul 139-701 Korea

2. RFIC Research Center, Kwangwoon University; 447-1 Wolgye-dong, Nowon-gu Seoul 139-701 Korea

3. Seeker & Eo/IR R&D Lab; LIG Nex1, 148-1, Mabuk-Dong, Giheung-Gu, Yongin City Gyeonggi-Do 446-912 Korea

4. Department of Transportation System Engineering; Ajou University; 206 Worldcup-ro, Yeogtong-gu, Suwon-si Kyounggi-do 443-749 Korea

5. Department of Railroad Electrical System Engineering; Woosong University 17-2 Jayang-dong; Dong-gu Taejeon 302-718 Korea

6. School of Military NCOs/Military Electronic Communications; Yeung Jin College, #35, Bokhyun-ro Buk-gu Daegu 702-721 Korea

Funder

National Research Foundation of Korea (NRF) grant funded by the Korean government

MEST

Publisher

Wiley

Subject

Electrical and Electronic Engineering,Condensed Matter Physics,Atomic and Molecular Physics, and Optics,Electronic, Optical and Magnetic Materials

Reference8 articles.

1. K. Tsai H.S. Yang J.H. Chen Y.J.E. Chen A miniaturized branch-line coupler using finger-shape distributed capacitors 2010 1240 1243

2. Design of a wide-band lumped-element 3-dB quadrature coupler;Chiang;IEEE Trans Microwave Theory Tech,2011

3. A novel microstrip ring hybrid incorporating a PBF cell;Shum;IEEE Microwave Wireless Compon Lett,2001

4. Size reduction and harmonic suppression of retrace coupler using defected ground structure;Sung;IEEE Microwave Wireless Compon Lett,2004

5. Miniaturization and harmonic suppression rat-race coupler using C-SCMRC resonators with distributive equivalent circuit;Gu;IEEE Microwave Wireless Compon Lett,2005

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