Results 31 to 40 of about 482,589 (277)

REDUCING THE CROSS-POLARIZATION PATTERN IN A DUAL-POLARIZED ANTENNA USING SPIRAL AND SPLIT RING RESONATORS

open access: yesJournal of Engineering and Sustainable Development, 2022
This paper introduces the design of a new dual polarization rectangular microstrip patch antenna based on metamaterial structures at X-band. The work focuses on two distinct configurations of a microstrip patch antenna utilizing metamaterials.
Sadiq K. Ahmed   +2 more
doaj   +1 more source

Dual-Band Microstrip Patch Antenna Miniaturization Using Metamaterial

open access: yesJournal of Engineering, 2013
A dual-band microstrip patch antenna is designed and analyzed using metamaterial artificial substrate. Metamaterial based substrate is designed using Square Split Ring Resonator (SSRR) and Wire Strip.
Indrasen Singh   +2 more
doaj   +1 more source

Circularly Polarized Patch Antenna for Future 5G Mobile Phones

open access: yesIEEE Access, 2014
A circularly polarized patch antenna for future fifth-generation mobile phones is presented in this paper. Miniaturization and beamwidth enhancement of a patch antenna are the two main areas to be discussed.
Ka Ming Mak   +3 more
doaj   +1 more source

Dual-band pin-patch antenna for wi-fi applications [PDF]

open access: yes, 2008
The pin-patch antenna provides a low-profile monopolar element suitable for wireless access point requirements. This design concept is extended here to provide dual-band operation.
Callaghan, Peter, Batchelor, John C.
core   +1 more source

Wideband slotted patch antennas using EBG structures [PDF]

open access: yes, 2010
Copyright @ 2010 IEEEA slotted microstrip patch antenna is designed with Electromagnetic Band gap (EBG) structures. The performance parameters of the presented antenna are then compared with the conventional patch antenna.
AbuTarboush, HF   +7 more
core   +1 more source

Study of Horizontally Polarized Omnidirectional Microstrip Antenna Arrays [PDF]

open access: yesRadioengineering, 2017
This paper presents two microstrip antenna arrays for horizontally polarized (HP) omnidirectional application, namely rectangular patch antenna array and H-shaped patch antenna array.
K. Wei, J. Y. Li, L. Wang, R. Xu
doaj  

Non-Uniformly Powered and Spaced Corporate Feeding Power Divider for High-Gain Beam with Low SLL in Millimeter-Wave Antenna Array

open access: yesSensors, 2020
A corporate feeding antenna array with parasitic patches has been investigated previously for millimeter-wave applications due to its high gain and wide bandwidth. However, the parasitic patch integration in the uniformly powered and spaced patch antenna
Md Nazim Uddin, Sangjo Choi
doaj   +1 more source

Wideband Patch Antenna With Ground Radiation Mode and Patch Radiation Mode

open access: yesIEEE Access, 2019
In this paper, patch antenna structures are studied to simultaneously excite the ground radiation mode and patch radiation mode. Based on the analysis of characteristic current distribution on the ground plane of patch antenna, an exciting method of the ...
Weiwen Li   +4 more
doaj   +1 more source

Design of a Stacked Dual-Patch Antenna with 3D Printed Thick Quasi-Air Substrates and a Cavity Wall for Wideband Applications

open access: yesApplied Sciences
In this paper, we propose a stacked dual-patch antenna with 3D printed thick quasi-air substrates and a cavity wall for wideband applications. To achieve the theoretical maximum bandwidth of the patch antenna, the quality factor of the system needs to be
Doyoung Jang, Jun-Yong Lee, Hosung Choo
doaj   +1 more source

Wideband Patch Antenna with Shorting Vias

open access: yesInternational Journal of Antennas and Propagation, 2022
A novel patch antenna with three resonant modes is proposed for wideband applications. By introducing the ring slot on the circular patch, the TM02 mode of the smaller circular patch and the TM02 mode of the annular ring can be excited.
Xue Chen, Haipeng Dou
doaj   +1 more source

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