Results 1 to 10 of about 7,164 (164)

Dual-Band Antenna with Pattern and Polarization Diversity. [PDF]

open access: yesSensors (Basel)
In this letter, we propose a pattern-diversity antenna with different radiation patterns at two different frequency bands (f1 and f2) (f1: broadside radiation pattern, f2: conical radiation pattern). The proposed structure consists of a central circular antenna and two annular ring antennas; each of the three antennas has individual ports.
Mo J, Sung Y.
europepmc   +4 more sources

Dual Band Microstrip Antenna

open access: yesTecnología y Ciencia
The amount of data in today’s communication systems is increasing considerably, which in turn increases the bandwidth needed to deploy a given service. This requires antennas that are capable of operating simultaneously in more than one band.
Juan Eduardo Ise   +5 more
doaj   +3 more sources

Compact Dual-Band Dual-Polarized Base-Station Antenna Array With a Small Frequency Ratio Using Filtering Elements

open access: yesIEEE Access, 2019
This paper presents a compact dual-band ±45° dual-polarized base-station array based on embedded filtering elements. The proposed antenna array consists of 9 dual-band antenna units, which operate at the lower band (LB) of 790-862 MHz and ...
Wen Duan   +4 more
doaj   +3 more sources

Design of a Dual-Band Broadband Antenna Based on Structure Reuse [PDF]

open access: yesMicromachines
In this paper, a novel dual-band broadband antenna based on structure reuse is proposed. The proposed antenna integrates a slot antenna with a microstrip antenna to achieve dual-band performance.
Huiru Zhang, Junwen Tang, Zhongjun Yu
doaj   +2 more sources

Dual-Band MIMO Antenna With Compact Self-Decoupled Antenna Pairs for 5G Mobile Applications

open access: yesIEEE Access, 2019
In this paper, a dual-band four-element multi-input and multi-output (MIMO) antenna system based on compact self-decoupled antenna pairs is proposed for the fifth-generation (5G) operation in mobile terminals.
Zhouyou Ren, Anping Zhao
doaj   +3 more sources

Modified U Slot Patch Antenna with Large Frequency Ratio for Vehicle-to-Vehicle Communication

open access: yesSensors, 2023
This paper presents a single-fed, single-layer, dual-band antenna with a large frequency ratio of 4.74:1 for vehicle-to-vehicle communication. The antenna consists of a 28 GHz inset-fed rectangular patch embedded into a 5.9 GHz patch antenna for dual ...
Sandhiya Reddy Govindarajulu   +4 more
doaj   +1 more source

Key Technology of Mixed Matching Circuit for Miniaturizing Dual-Band Antenna

open access: yesIEEE Access, 2022
A mixed matching circuit for miniaturizing dual-band antenna is introduced and verified in this study. Two L-shaped matching circuit for miniaturization are cascaded to interpret the theory of operation in accordance with the dual-band allocations on the
Daoheng Zhu   +3 more
doaj   +1 more source

Design of Integrated Duplexing and Multi-Band Filtering Slot Antennas

open access: yesIEEE Access, 2020
In this paper, a duplexing antenna and two multi-band filtering antennas using resonator loaded slot are presented. The loaded slot can be flexibly designed as a dual-band or a tri-band antenna by changing the number of the loaded resonator.
Ya Xie, Fu-Chang Chen, Jian-Feng Qian
doaj   +1 more source

Design and Investigation of a Miniaturized Single-Layer ACS-Fed Dual Band Antenna for LTE and 5G Applications [PDF]

open access: yesJournal of Electromagnetic Engineering and Science, 2020
Presently, a single compact antenna is expected to operate in multiple frequency bands, so that it may be used for multiple applications. In this regard, a compact asymmetric coplanar strip (ACS) fed monopole antenna was designed to operate in LTE band ...
Shine Let Gunamony   +2 more
doaj   +1 more source

A Low-Profile Antenna for On-Body and Off-Body Applications in the Lower and Upper ISM and WLAN Bands

open access: yesSensors, 2023
The article presents a Co-planar Waveguide (CPW) fed antenna of a low-profile, simple geometry, and compact size operating at the dual band for ISM and WLAN applications for 5G communication devices.
Esraa Mousa Ali   +7 more
doaj   +1 more source

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