Zobrazeno 1 - 10
of 19
pro vyhledávání: '"Raaed T. Hammed"'
Autor:
Raaed T. Hammed
Publikováno v:
Engineering and Technology Journal, Vol 34, Iss 11A, Pp 2096-2105 (2016)
This paperpresents a new design technique to realize a miniaturized dual-band rejection filter based on the E-shape microstrip structure for multifunctional wireless communication systems. The filter is designed on a double layer substrate to achieve
Externí odkaz:
https://doaj.org/article/1b70653a57494d9dbe61c2783b764a35
Autor:
Raaed T. Hammed, Dhuha G. Hammood
Publikováno v:
Diyala Journal of Engineering Sciences, Vol 11, Iss 1 (2018)
This paper presents a miniaturized dual-band bandpass filter using two coupled dual-moderesonators (DMRs). The dual-mode resonator is a short-circuited stub loaded square loop resonator. The concept of miniaturization achieved using multilayered tech
Externí odkaz:
https://doaj.org/article/2f04fd58661e4a5fb2c34616d7199e5f
Autor:
Raaed T. Hammed, Saad Mutashar Abbas
Publikováno v:
IETE Journal of Research. :1-6
A simple technique, to design a dual narrowband bandpass filter with wide stopband performance, is introduced in this article based on a grounded stepped-impedance resonator (GSIR). The GSIR is a m...
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::06ac05c8e73648a430daf23b6a594140
https://doi.org/10.1080/03772063.2021.1906337
https://doi.org/10.1080/03772063.2021.1906337
Autor:
zainab A. Mohammed, Raaed T. Hammed
A simple high performance compact dual band bandpass filter is developed in this paper based on multilayered T-shape loaded hairpin resonator (T-SLHR). The filter circuit is constructed using two substrates. On the first ground plane substrate, two T
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::926bdacadec399a85f50e829b1be76e5
https://doi.org/10.21203/rs.3.rs-1670251/v1
https://doi.org/10.21203/rs.3.rs-1670251/v1
Autor:
Bashar H. Hameed, Raaed T. Hammed
Publikováno v:
AEU - International Journal of Electronics and Communications. 107:209-214
In this article, a compact bandstop filter (BSF) with desirable four attenuation narrow bands is developed for multiple wireless network systems. The developed filter composes of two microstrip circuits. In the first microstrip circuit, stepped-imped
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::d46102d947052e960d2e9306902a134a
https://doi.org/10.1016/j.aeue.2019.05.039
https://doi.org/10.1016/j.aeue.2019.05.039
Publikováno v:
AEU - International Journal of Electronics and Communications. 92:93-97
This article introduces a new design technique of low-pass filter using cascaded square open loop resonator (SOLR) for the multi-wireless communication system. In the design procedure, a half-wavelength SOLR is realized with 6 GHz to meet the desired
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::374b120de817f3135a601885fbc6a184
https://doi.org/10.1016/j.aeue.2018.05.030
https://doi.org/10.1016/j.aeue.2018.05.030
Autor:
Zainab M Abdul-Jabbar, Raaed T. Hammed
Publikováno v:
Electromagnetics. 37:493-499
A new compact dual-band rejection filter using multilayered stepped impedance loaded-resonator (SILR) is proposed in this article. The stepped impedance loaded-resonator is a dual-mode resonator. The filter structure is compose of two circuits patter
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::7bd68442a3e2ab60a47768314df7693e
https://doi.org/10.1080/02726343.2017.1392717
https://doi.org/10.1080/02726343.2017.1392717
Autor:
Dhuha G. Hammood, Raaed T. Hammed
Publikováno v:
IOP Conference Series: Materials Science and Engineering. 1076:012049
Recently a significant design technique was proposed to develop miniaturized dual-band bandpass filters using multilayered dual-mode resonator. The attitudes of these filters show good performance with 3 GHz upper rejection band. In order to improve
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::1cbbfe696584564132348a30d34bd5bc
https://doi.org/10.1088/1757-899x/1076/1/012049
https://doi.org/10.1088/1757-899x/1076/1/012049
Autor:
Dhuha G. Hammood, Raaed T. Hammed
Publikováno v:
Diyala Journal of Engineering Sciences. 11
This paper presents a miniaturized dual-band bandpass filter using two coupled dual-moderesonators (DMRs). The dual-mode resonator is a short-circuited stub loaded square loop resonator. The concept of miniaturization achieved using multilayered tech
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::2de12dc486bc9be2c8d30a97e1c3b7c3
https://doi.org/10.24237/djes.2018.11102
https://doi.org/10.24237/djes.2018.11102
Autor:
Raaed T. Hammed
Publikováno v:
Electromagnetics. 35:538-549
This article, for the first time, presents a technique to realize controllable multiple band rejection notches in high-order miniaturized ultra-wideband filters employing the E-shaped microstrip structure. In this technique, the filter circuit is com
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::d067d9dd6306661e79d40018fb1e5e06
https://doi.org/10.1080/02726343.2015.1101808
https://doi.org/10.1080/02726343.2015.1101808