Results 11 to 20 of about 583,687 (273)
Theory, Design, and Implementation of a New Family of Ultra-Wideband Metamaterial Microstrip Array Antennas Based on Fractal and Fibonacci Geometric Patterns [PDF]
Journal of Electromagnetic Engineering and Science, 2020 The theory and design of a new family of ultra-wideband (UWB) metamaterial (MTM) microstrip array antennas based on fractal and Fibonacci geometric patterns are investigated.
Besharat Rezaei Shookooh +2 more
doaj +1 more source
Quality measurements of an UWB reduced-size CPW-fed aperture antenna [PDF]
, 2015 The paper presents a characterization of a compact co-planar waveguide (CPW)-fed slot loaded low return loss planar printed antenna designed for wireless communication and ultra-wideband (UWB) applications. Following a review of the antenna design, which
Ammar, M. +5 more
core +1 more source
Novel UHF RFID Near-Field Reader Antenna with Uniform Vertical Electric Field Distribution
International Journal of Antennas and Propagation, 2020 This paper presents two novel UHF RFID near-field reader antennas with uniform vertical electric field distribution. The two antennas have the following common characteristics.
Yanbin Chen +6 more
doaj +1 more source
Dielectric-Loaded Conformal Microstrip Antennas for Versatile In-Body Applications
IEEE Antennas and Wireless Propagation Letters, 2019 Wireless implantable bioelectronics and accurate in vivo characterization of path loss require efficient and robust in-body antennas. Loading electric antennas with the effective permittivities higher than that of surrounding tissues are a promising ...
D. Nikolayev +5 more
semanticscholar +1 more source
Bow-Tie Microstrip Antenna Design [PDF]
, 2005 In this paper, the bow-tie microstrip antennas have been designed with two different angles of 40° and 80°. An investigaton on the effect of the angle to the return loss and radiation patterns had been carried out.
Abdul Aziz, M. Z. A. +2 more
core +1 more source
Four-Element Microstrip Patch Array Antenna with Corporate-Series Feed Network for 5G Communication
International Journal of Antennas and Propagation, 2020 The paper proposes a simple four-element microstrip patch array antenna fed with corporate-series technique. The paper compares the proposed design with four-element antennas fed with only series-fed and corporate-fed microstrip antennas.
Janam Maharjan, Dong-You Choi
doaj +1 more source
Generation of Plane Spiral Orbital Angular Momentum Waves by Microstrip Yagi Antenna Array
IEEE Access, 2020 Compared with the orbital angular momentum (OAM) wave whose 3D radiation pattern is a central-hollowed cone, the plane spiral orbital angular momentum (PSOAM) wave propagates along the transverse direction, which is far more convenient for practical ...
Xiao Yu Liu +4 more
doaj +1 more source
A study of water-mist recirculation system for filtration and cooling effect in the kitchen hood ventilation system [PDF]
, 2020 Water-mist spray system in several heavy-duty kitchen hood canopies are installed to efficiently control the high heat loads and grease emissions produced from the cooking process and for safety purposes.
Nor Salim, Nor Adrian
core +1 more source
International Journal of Antennas and Propagation, 2013 The proposed antenna is a circular microstrip structure excited by four feeds and suspended with artificial magnetic conductors (AMCs). The multifeed circular microstrip antennas can generate a high circularly polarized performance by using a different ...
Sanchai Eardprab +2 more
doaj +1 more source
Journal of Microwaves, Optoelectronics and Electromagnetic Applications, 2021 The design and characterization of single and multi-layered miniaturized microstrip antennas resonating at 2.4 GHz are proposed. The miniaturization is accomplished by fractal Defected Ground Structure (DGS).
Amiya Bhusana Sahoo +2 more
doaj +1 more source