Results 21 to 30 of about 177,015 (200)

Design and Performance Study of Single and Multi-Layered Fractal Based Miniaturized Patch Antennas for 2.4 GHz Applications

open access: yesJournal 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

Directive Microstrip Antennas for Specific Below −2.45 GHz Applications

open access: yesInternational Journal of Antennas and Propagation, 2012
Microstrip printed antennas are the preferred choice in high data ratio modern communications, mainly at 2.45 GHz and above. In this paper, we propose two different approaches of microstrip printed antennas for lower frequency usage.
E. Ávila-Navarro, C. Reig
doaj   +1 more source

Reducing the Mutual Coupling of Cylindrical Circular Microstrip Antennas (CCMAs) Array Using EBG Structure

open access: yesمجلة بغداد للعلوم, 2023
A theoretical study to design a conformal microstrip antennas was introduced in this work. Conformal microstrip antennas define antennas which can be conformed to a certain shape or to any curved surface.
Nabeel Abbas Areebi
doaj   +1 more source

Gridded circular patch antennas [PDF]

open access: yes, 1999
The performance of circular microstrip patch antennas is presented where the conducting patch and ground plane are constructed from a grid. Improved cross polarization, mode suppression, and band-width are possible, but are accompanied by lower gain and ...
Langley, Richard J.   +8 more
core   +1 more source

Microsrip Ring Antennas Operating at Higher-Oder Modes for Mobile Communications [PDF]

open access: yes, 1995
An experimental study of microstrip ring antennas suitable for use in mobile communication systems is presented. Conical radiated beams are generated by the TM(21) and TM(41) modes.
Langley, Richard J., Batchelor, John C.
core   +1 more source

Design of a Simulated Tri-Bandwidth circular patch with slot for  X and C bands applications

open access: yesMuthanna Journal of Pure Science
Scientists continue to improve the performance and efficiency of microstrip antenna designs as technology evolves, aiming to improve their adaptability to different environments and constraints.
Alaa Mohammed
doaj   +1 more source

Beam scanning using microstrip line on biased ferrite [PDF]

open access: yes, 1997
The beam scanning properties of a 2-element patch array fed by a microstrip reed situated on a ferrite substrate are presented. Biasing the ferrite changes the phase length or the microstrip line, scanning the beam by up to 40 degrees. The resulting scan
Langley, Richard J., Batchelor, John C.
core   +1 more source

Design and Implementation of Microstrip Antenna Hexagonal – Rectangular Patch 2x4 Array with H - Slot at 2.4 GHz Frequency

open access: yesJurnal Jaringan Telekomunikasi
Antenna microstrip is one of the lots of antennas used in system telecommunication specifically for microwave frequency. Antenna microstrip own a number of applications as in communication cellular and satellite, GPS, RFID, WiMax, radar, rectenna to use
Hanif Fergiawan   +2 more
doaj   +1 more source

Liquid‐Crystal‐Based Reconfigurable Intelligent Surface for 7 GHz Mobile Communication

open access: yesAdvanced Materials Technologies, EarlyView.
The glass‐based liquid‐crystal reconfigurable intelligent surface (LC‐RIS) integrates active‐matrix driving and blind‐greedy phase optimization within a 5G‐NR OFDM framework. This enables continuously tunable and autonomous enhancement of wireless coverage. Leveraging the transparency and manufacturability of liquid crystal panels, it is ideally suited
Tien‐Lun Ting   +5 more
wiley   +1 more source

Designs and materials of flexible wearable microstrip patch antennas: a systematic review

open access: yesDiscover Applied Sciences
Research into enhancing the performance and flexibility of wearable microstrip patch antennas has emerged as a cutting-edge field, attracting significant attention from researchers globally.
Ayano Koyrita Banale   +3 more
doaj   +1 more source

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