Results 101 to 110 of about 54,143 (209)

Microstrip antenna design for use in 4G communication network systems

open access: yesTeknika
4G service coverage only reaches 52.90% of the total area in Indonesia, with an average internet speed of 11.12 Mbps which is one of the lowest internet speeds in Southeast Asia.
M. Reza Ramadhon   +2 more
doaj   +1 more source

Coupled microstrip and its application to broadband microwave structures [PDF]

open access: yes
As the most frequently used waveguide type in microwave and millimeter wave integrated circuits, microstrip theory occupies an important position in understanding the behaviour of such structures.
Miller, Justin Dinsdale
core  

Electronically Controlled Impedance Tuner for 5.8 GHz Band

open access: yesIEEE Access
In this paper, a single-port impedance tuning network is proposed. The presented circuit allows for electronic programming of the reflection coefficient over a broad range, covering the entire unit circle, making the network well-suited as a reference ...
Piotr Wilkon, Kamil Staszek
doaj   +1 more source

Compact wideband patch antenna for 5 and 6 GHz WLAN applications [PDF]

open access: yes, 2008
Copyright @ 2008 IEICEA wideband rectangular and circular mistostrip patch antenna for 5 and 6 GHz WLAN applications is presented. The rectangular and the circular patches are fed by microstrip line.
AbuTarboush, HF   +2 more
core   +1 more source

Microstrip-Based Anti-Aliasing Filters for Beyond-50 GHz-Bandwidth Mix-Filter-Sample Analog-to-Digital-Converters

open access: yesIEEE Access
High performance anti-aliasing filters (AAF) are critical components of advanced frequency interleaved (FI) analog-to-digital converter (ADC) structures, which are capable of overcoming the sample-clock jitter limit for ultra-high speed power efficient ...
Anton Lorenz   +2 more
doaj   +1 more source

Polarization-agile microstrip antennas

open access: yes, 2020
Polarization-agile microstrip antennas is ...
Gao, S
core  

Design and Analysis of Novel Bandpass Filters with Adjustable Center Frequency and Bandwidth [PDF]

open access: yesRadioengineering
This paper presents a novel design of microstrip bandpass filters combining stepped-impedance resonators (SIR). Initially, a stepped- impedance resonator is considered as the basic structure, and then the basic design is progressively modified and ...
M. Khajavi   +3 more
doaj  

Circularly polarized U-Slot antenna [PDF]

open access: yes, 2007
Circularly polarized single-layer U-slot microstrip patch antenna has been proposed. The suggested asymmetrical U-slot can generate the two orthogonal modes for circular polarization without chamfering any corner of the probe-fed square patch microstrip ...
Tong, KF, Wong, TP
core  

Microstrip Antennas: Future Trends and New Applications

open access: yesInternational Journal of Antennas and Propagation, 2013
Hala A. Elsadek   +3 more
doaj   +1 more source

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