Defected Ground Structure: Fundamentals, Analysis, and Applications in Modern Wireless Trends [PDF]
International Journal of Antennas and Propagation, 2017 Slots or defects integrated on the ground plane of microwave planar circuits are referred to as Defected Ground Structure. DGS is adopted as an emerging technique for improving the various parameters of microwave circuits, that is, narrow bandwidth ...
Mukesh Kumar Khandelwal +2 more
doaj +5 more sources
Compact and Wide Stopband Lowpass Filter Using Open Complementary Split Ring Resonator and Defected Ground Structure [PDF]
Radioengineering, 2015 A compact (0.16 λg x 0.08 λg) and wide stop¬band lowpass filter design using open complementary split ring resonator (OCSRR) and defected ground structure (DGS) is presented in this paper.
S. S. Karthikeyan, R. S. Kshetrimayum
doaj +12 more sources
A Defected Ground Structure without Ground Contact Problem and Application to Branch Line Couplers [PDF]
International Journal of Antennas and Propagation, 2013 A new defected ground structure (DGS) microstrip line that is free from the ground contact problem is described together with its application example. The proposed DGS microstrip line adopts a double-layered substrate.
Jongsik Lim +4 more
doaj +3 more sources
Notch Bandpass Filter with an Independently Controllable Notch Frequency Based on SSPPs and an Annular Slot DGS [PDF]
MicromachinesIn this paper, a notch bandpass filter based on spoof surface plasmon polaritons (SSPPs) is presented and systematically analyzed. The bandpass response is realized by a momentum-matched SSPP transition section and two SSPP resonant units.
Jinxiao Yang +4 more
doaj +2 more sources
Modeling of Modified Split-Ring Type Defected Ground Structure and Its Application as Bandstop Filter [PDF]
Radioengineering, 2009 The shape of a popular split-ring defected ground structure (DGS) is modified by selecting different width of the sides with respect to microstrip line. The frequency characteristics of proposed DGS unit show an attenuation zero close to the attenuation ...
S. K. Parui, S. Das
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Design and realization of microstrip filters with new defected ground structure (DGS)
Engineering Science and Technology, an International Journal, 2017 In this paper, various microstrip filters, such as bandpass (narrow/wideband) filters, dual band bandpass filter and lowpass filters, are designed with new metal strips loaded defected ground structure (DGS).
Arjun Kumar, M.V. Kartikeyan
doaj +2 more sources
5.8-GHz Patch Antenna with an Enhanced Defected Ground Structure for Size Reduction and Increased Bandwidth [PDF]
Journal of Electromagnetic Engineering and Science, 2022 A coaxial feed patch antenna with a thumb-shaped defected ground structure (DGS) is proposed to simultaneously reduce the antenna size and improve bandwidth. The size of an antenna can be reduced by incorporating a DGS to change the electromagnetic field
Ji-In Jung, Jong-Ryul Yang
doaj +1 more source
Combined DMS and DGS Techniques for Compact and Low Cutoff Frequency LPF Design [PDF]
Journal of Engineering Research - Egypt, 2018 high performance and compact size low pass filters with narrow stopband and sharp cutoff characteristics are highly required in numerous wireless communication systems for noise and interference suppression.
Sara Meeper, Amr Hussein, Mahmoud Attia
doaj +1 more source
A Defected Ground Structure Based on Matryoshka Geometry [PDF]
Journal of Microwaves, Optoelectronics and Electromagnetic Applications, 2022 A Defected Ground Structure, DGS, based on matryoshka geometry is described in this paper. The proposed DGS geometry is outlined and initial design equations are presented.
Alfredo Gomes Neto +5 more
doaj +1 more source
Jurnal Jaringan Telekomunikasi, 2022 This study discusses the design and manufacture of microstrip antennas that aim to widen the bandwidth in the application of Wi-Fi in the form of a hexagonal patch composed of a 2x4 element array.
Koesmarijanto Koesmarijanto +2 more
doaj +1 more source