Yun, Tae-Soon Nam, Hee Yoon, Ki-Chul Lee, Jong-Chul Kim, Hyun-Suk Hyun, Tae-Seon Kim, Ho-Gi Kim, Il-Doo Kim, Ki-Byoung 2024-01-21T02:01:34Z 2024-01-21T02:01:34Z 2021-09-02 2006-12 1058-4587 https://pubs.kist.re.kr/handle/201004/134875 In this paper, new design method of a bandpass filter (BPF) using tapped-line structure is suggested on BST/MgO substrate. A tunable BPF with interdigital capacitor (IDC) using BST thin film is successfully demonstrated for the improved tunability characteristic. The center frequency of the tunable hair-pin BPF with IDC is moved from 6.08 GHz to 6.30 GHz at 50 V bias with 2% bandwidth. English TAYLOR & FRANCIS LTD Tunable band-pass filter using interdigital capacitor by barium strontium titanate (BST) thin films Article 10.1080/10584580601085347 1 INTEGRATED FERROELECTRICS, v.86, pp.141 - 148 INTEGRATED FERROELECTRICS 86 141 148 scie scopus 000243080600018 2-s2.0-37049037911 Engineering, Electrical & Electronic Physics, Applied Physics, Condensed Matter Engineering Physics Article; Proceedings Paper BST BPF interdigital capacitor tapped-line hair-pin