Results 111 to 120 of about 7,267 (227)

Filtenna Integration Achieving Ideal Chebyshev Return Losses [PDF]

open access: yes, 2014
This paper demonstrates that it is possible to find an ideal filter response (Chebyshew, Butterworth,..) considering the antenna as the last resonator of a filter under certain circumstances related with the antenna performance and the bandwidth of the ...
Collado, C.   +5 more
core   +1 more source

Microwave Slow-Wave Structure and Phase-Compensation Technique for Microwave Power Divider [PDF]

open access: yes, 2014
In this paper, T-shaped electromagnetic bandgap is loaded on a coupled transmission line itself and its electric performance is studied. Results show that microwave slow-wave effect can be enhanced and therefore, size reduction of a transmission-line ...
Gao, S. S.   +4 more
core   +1 more source

Design of a Compact Reconfigurable Microstrip Bandpass Filter With Switchable Triple- and Quadruple-Passbands

open access: yesIEEE Access
This paper presents a compact planar microstrip bandpass filter with reconfigurable triple- and quadruple-passband responses for dynamic spectrum access in cognitive and software-defined radio systems.
Ching-Wen Tang, Yi-Zhan Lee
doaj   +1 more source

Performance of a high T (sub c) superconducting ultra-low loss microwave stripline filter [PDF]

open access: yes
Discussed here is the successful fabrication of a five-pole interdigital stripline filter made of the 93 K superconductor (Y1Ba2Cu3O sub y) coated on a silver substrate, with center frequency of 8.5 GHz and an extremely high rejection ratio of 80 dB. The
Bautista, J. J.   +4 more
core   +1 more source

High-Q bandpass resonators utilizing bandstop resonator pairs [PDF]

open access: yes, 1973
A high-Q bandpass resonators utilizing composite bandstop resonator pairs is reported. The bandstop resonator pairs are formed of composite series or parallel connected realizable transmission line elements.
Okean, H. C.
core   +1 more source

Building a family ontology to meet consistency criteria [PDF]

open access: yes, 2015
Semantic web is an extension of the current web in which the existing information on the web are organized and encoded more meaningfully using ontology language, thus enabling effective communication among machines and humans. Ontology is the backbone
Tan, Mee Ting
core  

Designing Microstrip Bandpass Filter at 3.2 GHz

open access: yesInternational Journal on Electrical Engineering and Informatics, 2010
Abstract: Bandpass filters play a significant role in wireless communication systems. Transmitted and received signals have to be filtered at a certain center frequency with a specific bandwidth. In designing of microstrip filters, the first step is to carry out an approximated calculation based on using of concentrated components like inductors and ...
openaire   +1 more source

Compact Microstrip Bandpass Filters Using Coupled Spiral Resonator At 2.3 Ghz [PDF]

open access: yes, 2009
Microstrip filters are essential components utilized in the RF/Microwave applications because of their low loss and simple structure. Moreover, it can be fabricated using simple printed circuit technology and characterize main advantages in RF ...
Hasan Alhawari, Adam Reda
core  

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