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Compact Microwave and Millimeter-Wave Bandpass Filters Using LTCC-based Hybrid Lumped and Distributed Resonators

Guangxu Shen, Wenquan Che, Quan Xue
2019 IEEE Access  
By effectively merging the lumped elements and distributed effects, a modified LTCC-based hybrid lumped and distributed resonator (HLDR) is introduced.  ...  The distributed part, saying, the mutual couplings between adjacent HLDRs and to the ground, is used to improve the design flexibility and filtering performance for HLDR filters.  ...  Therefore, the design flexibility of lumped filters is limited by number of lumped elements.  ... 
doi:10.1109/access.2019.2931765 fatcat:7rjy3pc4vfh7heybeve5wlk524

A MATLAB-Based Filter-Design Program: From Lumped Elements to Microstrip Lines

M. Alper Uslu, Levent Sevy
2011 IEEE Antennas & Propagation Magazine  
This tutorial reviews systematic filter-design steps, from lumped (LC) elements to transmission lines and microstrip lines. The design procedure is automated using a user-friendly MATLAB tool.  ...  Filters are then designed automatically, and corresponding lumped and distributed filter schematics are plotted, together with filter characteristics (i.e., their frequency responses).  ...  First, the lumped-element and transmission-line filters drawn automati cally by the code are given in Figure 19 . The microstrip-line filter equivalent is shown in Figure 20 .  ... 
doi:10.1109/map.2011.5773620 fatcat:b2nbwefyxzarxi5ppnbmsdjk4q

Microstrip Bandpass Filter Using Stepped-Impedance Coupled-Line Hairpin Resonators with Enhanced Stopband Performance

Hye-Min Lee, Jung-Hyun Ha, Xu-Guang Wang, Young-Ho Cho, Sang-Won Yun
2011 Journal of the Korean Institute of Electromagnetic Engineering and Science  
A 4-pole bandpass filter is designed and fabricated at 1.8 GHz. The measured results show the excellent attenuation performance at the stopband which is greater than 30 dB up to 10 GHz.  ...  In this paper, we propose a microstrip bandpass filter using stepped-impedance coupled-line hairpin resonators.  ...  In order to verify the proposed design, a 4-pole bandpass filter was designed and fabricated with a center frequency of 1.8 GHz.  ... 
doi:10.5515/jkiees.2011.11.2.090 fatcat:d3nujwirkzb5nl5wybg7sm7sfe

S-Shaped Complementary Split Ring Resonators and Their Application to Compact Differential Bandpass Filters With Common-Mode Suppression

Ali K. Horestani, Miguel Duran-Sindreu, Jordi Naqui, Christophe Fumeaux, Ferran Martin
2014 IEEE Microwave and Wireless Components Letters  
The filter design procedure is explained and the theoretical concept is validated through fabrication and measurement of a compact (0.09λg × 0.25λg) third-order differential bandpass filter with common-mode  ...  It is shown that an S-CSRR-loaded differential microstrip line with series gaps can be used in the design of compact differential bandpass filters with commonmode suppression.  ...  BANDPASS FILTER WITH COMMON-MODE SUPPRESSION To illustrate the potential application of the S-CSRR in the design of a differential bandpass filter with common-mode suppression, a third-order periodic (  ... 
doi:10.1109/lmwc.2013.2291853 fatcat:mfqihe6xebgibaosw4qhsmkgzu

Study on the Metamaterial Design Methodology to Reduce the Size of the Bandpass Filter for the Smart Grid IED
스마트그리드 IED용 대역통과여파기 소형화를 위한 메타재질구조 설계법 연구

Sung-Tek Kahng, Hyeong-Seok Kim
2011 The Transactions of The Korean Institute of Electrical Engineers  
The design methodology is validated by the equivalent circuit to be compared with the reliable full-wave EM simulation, and the proposed metamaterial filter outperforms the standard parallel-edge coupled  ...  In this paper, we propose the methodology to make the bandpass filters for the Smart Grid IED(Intelligent Electronic Device) smaller than the conventional bandpass filters.  ...  Futhermore, though lumped element filters come to the designers' mind in the first place, distributed element filters are preferred in terms of controlling the spurious frequencies and removing the matching  ... 
doi:10.5370/kiee.2011.60.12.2299 fatcat:jgyforqlpfd5zk72py4q6xqyvq

Compact High-Selectivity Wide Stopband Microstrip Cross-Coupled Bandpass Filter With Spurline

Tarun Kumar Das, Sayan Chatterjee, Sharul Kamal Abdul Rahim, Tan Kim Geok
2022 IEEE Access  
The article presents the design of a compact narrowband microstrip cross-coupled bandpass filter with improved selectivity and a wide stopband.  ...  The proposed fourth-order quasi-elliptic filter is designed at 2.5 GHz with a fractional bandwidth of 4% suitable for WLAN applications.  ...  By following the conventional transmission line theory of microstrip line [1] , the equivalent lumped elements circuit diagram of the fourth-order cross-coupled bandpass filter has been obtained in  ... 
doi:10.1109/access.2022.3187408 fatcat:wxyklnevnrg3fl3oxjmyelpla4

Low-reflection bandpass filters with a flat group delay

A.R. Djordjevic, A.G. Zajic
2005 IEEE transactions on microwave theory and techniques  
The present paper is an extension of this work to bandpass filters, including their realizations with lumped-element and distributed-parameter networks.  ...  A topology particularly suitable for microstrip techniques is proposed. It yields a compact design that enables miniaturization and is easy for manufacturing and tuning.  ...  Dejan Tošić for his useful suggestions during the preparation of the manuscript.  ... 
doi:10.1109/tmtt.2005.845725 fatcat:sqnj4aqqwzcmlnukplqzjmqlvi

Capacitive Coupled Wide-Notch Stepped Impedance Narrow-Band Bandpass Filter for WiMax Application

A. Kayalvizhi, G. Sankara Malliga
2022 Computer systems science and engineering  
In this work, a compact in size pair of parallel coupled symmetric stepped impedancebased resonator is designed with supporting to the WiMAX communication standards.  ...  The suggested bandpass filter has been simulated using Advanced Design System (ADS) tool, and the measurement has been made using a network analyzer, and the results are reported.  ...  Lumped element-based filter was transformed into its equivalent distributed element using the Chebyshev approximation method and it is widely utilized as a ripple in the passband region in order to achieve  ... 
doi:10.32604/csse.2022.022855 fatcat:xyparqedsngqrp25vc3wkl634u

Millimeter-Wave Lumped Element Superconducting Bandpass Filters for Multi-Color Imaging

S. Kumar, A. Vayonakis, H.G. LeDuc, P.K. Day, S. Golwala, J. Zmuidzinas
2009 IEEE transactions on applied superconductivity  
This paper presents the design and testing of superconducting, lumped element, on-chip bandpass filters (BPFs), placed inline with the microstrip connecting the antenna and the detector, covering the frequency  ...  Two-color operation of the pixels was demonstrated by connecting two detectors to a single broadband antenna through two BPFs. Scalability of the design to multiple (four) colors is discussed.  ...  Although we chose to use lumped-element designs, on-chip bandpass filters may also be implemented using distributed circuit elements [5] .  ... 
doi:10.1109/tasc.2009.2017884 fatcat:g3yb77sltfgfzcv743ugsutbu4


S. S. Karthikeyan, Rakhesh Singh Kshetrimayum
2009 Progress In Electromagnetics Research Letters  
In this paper, a compact, wide fractional bandwidth bandpass filter using a new open slot split ring resonator (OSSRR) defected ground structure and compact microstrip resonating cell (CMRC) is presented  ...  The band pass filter (BPF) is constructed by cascading lowpass and highpass sections designed using CMRCs and OSSRR respectively.  ...  DESIGN OF LOWPASS FILTER Lowpass filter is constructed by periodic arrangement of compact microstrip resonating cell (CMRC).  ... 
doi:10.2528/pierl09061602 fatcat:qhjtpx54vfcw3et5nbjx55mj5u


Hui Chen, Ke-Song Chen, Di Jiang, Hong-Fei Zhao
2016 Progress In Electromagnetics Research Letters  
The wideband highpass filtering performance is achieved by the dual-mode resonator at the bottom of single-layer substrate coupled broadside to the top microstrip stubs.  ...  A novel and compact highpass filter (HPF) is proposed in this article.  ...  Chen also thanks to the support from the Chinese Scholarship Council.  ... 
doi:10.2528/pierl16040601 fatcat:3iyheuxiubcj7livq4bbelhfui

A Compact Widely Tunable Bandpass Filter Dedicated to Preselectors

Mirosław Magnuski, Dariusz Wójcik, Maciej Surma, Artur Noga
2021 Electronics  
This article presents a novel compact widely tunable bandpass filter.  ...  The filter consists of two resonators that are double-coupled, inductively, where the coupling inductances are elements of the input and output networks.  ...  by means of the known methods describing lumped and distributed element correspondence.  ... 
doi:10.3390/electronics10182315 fatcat:5c5aofbl4vdtrjw3zg42v7dfjq

Design of Filtering Microstrip Antenna Array With Reduced Sidelobe Level

Fu-Chang Chen, Hao-Tao Hu, Run-Shuo Li, Qing-Xin Chu, Michael J. Lancaster
2017 IEEE Transactions on Antennas and Propagation  
EXAMPLE FILTERING ANTENNAS In this section, two examples of third-order eight-element filtering antenna arrays with uniform and tapered power-distribution among the elements are designed, fabricated and  ...  Fig. 1 depicts a typical network of a third-order bandpass filter and a filtering power divider.  ... 
doi:10.1109/tap.2016.2639469 fatcat:hel4lzt2krhixnleppiflmfi7m

Design of Compact Planar Ultra-Wideband Bandpass Filters [chapter]

Yasushi Horii
2010 Passive Microwave Components and Antennas  
Fig. 1 . 1 An basic equivalent circuit of the super-compact planar UWB bandpass filters studied in this chapter. The circuit is configured by some lumped elements and distributed constant lines.  ...  (a) The circuit configured by lumped elements, which is derived from the original equivalent circuit presented inFig. 1.  ...  books/passive-microwave-components-and-antennas/design-of-compact-planarultra-wideband-bandpass-filters © 2010 The Author(s).  ... 
doi:10.5772/9417 fatcat:p7x2fle5pjempj37xrzborugku

Synthesis and design of suspended substrate stripline filters for digital microwave power amplifiers

Monica Martinez Mendoza, Andreas Wentzel, Muhammad Sandhu, Alejandro Alvarez-Melcon, Wolfgang Heinrich, Ian Hunter
2016 2016 46th European Microwave Conference (EuMC)  
This has been implemented for the first time by using a capacitively end coupled filter combined with stepped impedance resonators. A third order filter was designed.  ...  In order to achieve high amplifier efficiency the filter must exhibit a high input impedance in the stopband.  ...  After that, design equations (10), (11), (14) and (15) can be applied to directly transform the ideal bandpass lumped element circuit into a mixed lumped-distributed circuit.  ... 
doi:10.1109/eumc.2016.7824489 fatcat:wgkryeaj6rh3vkzlmxvz22vkaq
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