English
Related papers

Related papers: An octave bandwidth frequency independent dipole a…

200 papers

Our paper presents the design of a unique annular ring-shaped planar monopole antenna with octal geometry intended for a broad spectrum of frequency applications. Utilizing FR4 epoxy for the substrate and copper material for the top patch,…

Systems and Control · Electrical Eng. & Systems 2024-04-16 Jai Mangal

The critical component of radio astronomy radiometers built to detect redshifted 21-cm signals from Cosmic Dawn is the antenna element. We describe the design and performance of an octave bandwidth cone disc antenna built to detect this…

This research work focuses on the design and simulation of a planar dipole antenna for 1800MHZ Band for Global System Mobile GSM application using Computer Software Technology CST studio software. The antenna is structured on a fire…

Signal Processing · Electrical Eng. & Systems 2018-06-13 Waleed Ahmed Al Garidi , Norsuzlin Bt Mohd Sahar , Rozita Teymourzadeh

Broadband antenna feeds are of particular interest to existing and future radio telescopes for multi-frequency studies of astronomical sources. Although a 1:15 range in frequency is difficult to achieve, the well-known Eleven feed design…

Instrumentation and Methods for Astrophysics · Physics 2012-10-17 Yogesh Maan , Shahram Amiri , Wasim Raja , Nikhil Mehta

Far-field shaping of small antennas is a challenge and the realizations of non-dipole radiation of small to intermediate sized antennas are difficult. Here we examine the antenna bandwidth cost associated with such constraints, and in…

Applied Physics · Physics 2018-08-28 Shuai Shi , Lei Wang , B. L. G. Jonsson

Detecting primordial fluctuations from the cosmic dark ages requires extremely large low-frequency radio telescope arrays deployed on the far side of the Moon. The antenna of such an array must be lightweight, easily storable and…

Instrumentation and Methods for Astrophysics · Physics 2024-08-20 Suonanben , Fengquan Wu , Kai He , Shijie Sun , Wei Zhou , Minquan Zhou , Cong Zhang , Jiaqin Xu , Qisen Yan , Shenzhe Xu , Jiacong Zhu , Zhao Wang , Ke Zhang , Haitao Miao , Jixia Li , Yougang Wang , Tianlu Chen , Xuelei Chen

In this paper, a novel wideband and widebeam unidirectional magneto-electric (ME) dipole antenna for Wi-Fi-7 (5.18-7.125GHz) applications is presented. The element is printed on low-cost substrate and is showing wide-band characteristics…

Networking and Internet Architecture · Computer Science 2024-05-03 Sivadeep R. Kalavakuru , Navid P. Gandji , Jonathan P. Cyphert

The wide band of frequencies that includes all those allocated to 2G/3G applications was defined as 2G/3G band and the discone antenna with a structure of radial wires was defined as radial discone. This antenna was theoretically analysed…

Classical Physics · Physics 2015-06-03 N. I. Yannopoulou , P. E. Zimourtopoulos , E. T. Sarris

A novel and compact dual band planar antenna for 2.4/5.2/5.8-GHz wireless local area network(WLAN) applications is proposed and studied in this paper. The antenna comprises of a T-shaped and a F-shaped element to generate two resonant modes…

Networking and Internet Architecture · Computer Science 2021-06-25 Peshal B. Nayak , Ramu Endluri , Sudhanshu Verma , Preetam Kumar

Conformal techniques, based on the covariance of Maxwell's electrodynamics under the full conformal group in four spacetime dimensions, are discussed in relation with the constant input impedance properties of frequency-independent…

Classical Physics · Physics 2020-08-27 Franco Fiorini , Leonardo Morbidel , Pablo A. Costanzo Caso

A multi-beam antenna with a dual band operation in the 28 GHz and 31 GHz millimeter wave band is presented. The antenna has a gain of around 15 dBi in each of the three ports. The spatial footprint of the antenna is 166 mm x 123 mm x 34 mm.…

This communication proposes a dual-wideband differentially fed dual-polarized magnetoelectric (ME) dipole with second-order bandstop filtering for millimeter-wave (mm-Wave) applications at 24.25-29.5 GHz and 37-43.5 GHz. Without disturbing…

Systems and Control · Electrical Eng. & Systems 2023-12-18 Jiangcheng Chen , Markus Berg , Kimmo Rasilainen , Zeeshan Siddiqui , Marko E. Leinonen , Aarno Pärssinen

A novel mm-wave microstrip-fed patch antenna with broad bandwidth and wide angular coverage suitable for integration in planar arrays is designed, analyzed and verified by measurements. The antenna provides a bandwidth of 13.1% between 34.1…

Signal Processing · Electrical Eng. & Systems 2022-06-27 Jonas Kornprobst , Kun Wang , Gerhard Hamberger , Thomas F. Eibert

An active dipole antenna has been designed to measure transient electric field induced by ultra high energy cosmic rays for the CODALEMA experiment. The main requirements for this detector, composed of a low noise preamplifier placed close…

Instrumentation and Methods for Astrophysics · Physics 2015-08-13 Didier Charrier

To facilitate vehicle coverage for millimeter-wave applications, this communication presents a low-cost, wideband tilted-beam antenna. A novel design is proposed in which a slot antenna is both directly excited and electromagnetically…

Signal Processing · Electrical Eng. & Systems 2025-06-11 Jiawang Li

In this letter, a single-layer dual-band flexible conformal filtering endfire antenna is presented. The proposed antenna is based on two co-designed folded dipoles (FDs) working at two frequencies, where the lower-frequency FD acts as a…

Systems and Control · Electrical Eng. & Systems 2025-09-26 Fan Qin , Runkai Song , Chao Gu , Wenchi Cheng , Steven Gao

Design of antennas for modern applications is a challenging task that combines cognition-driven development of topology intertwined with tuning of its parameters using rigorous numerical optimization. However, the process can be streamlined…

Numerical Analysis · Mathematics 2025-03-18 Adrian Bekasiewicz , Mariusz Dzwonkowski , Tom Dhaene , Ivo Couckuyt

This paper presents the design, fabrication, and experimental validation of an origami-inspired reconfigurable antenna. The proposed antenna can operate as a monopole or an inverted-L antenna, by changing its configuration. Doing so changes…

Applied Physics · Physics 2018-05-29 Ali Molaei , Chang Liu , Samuel M. Felton , Jose Martinez-Lorenzo

A novel miniaturized printed folded dipole antenna has been designed for narrowband sensing applications. It is shown that the antenna may be systematically engineered to achieve matching to a practical source impedance at frequencies well…

Applied Physics · Physics 2020-05-07 Sanghamitro Das , David J. Sawyer , Nectaria Diamanti , A. Peter Annan , Ashwin K. Iyer

This paper presents a global framework analysis of a microstrip antenna design circularly polarized with an operating frequency of 5.80 GHz and a bandwidth of at least 500 MHz. We evaluate the optimal antenna parameters to design…

Signal Processing · Electrical Eng. & Systems 2019-01-17 Elyes Balti , Brian K. Johnson
‹ Prev 1 2 3 10 Next ›