For multiple-input-multiple-output (MIMO) system a dual-band dual-polarized antenna is presented. The antenna that’s presented during this thesis produces a linearly polarized and circularly polarized radiation fields. The measured return losses of 18.89 and 21.86 dB are achieved at 2.43 GHz and three.22 GHz, correspondingly. During this the suggested antenna was created and simulated using Ansoft HFSS Software. The conclusion result ensures that the net income in the antenna has elevated by 1.4dB and 1.2dB at 2.43 and three.22 GHz, correspondingly while using the FSS. A good dual-band dual-polarized antenna is achieved. The suggested antenna is fabricated and validated experimentally using VNA. 2016 Wiley Periodicals, Corporation. Microwave Opt Technol Lett 58:2699–2703, 2016

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[Show abstract] [Hide abstract] ABSTRACT: This paper presents a totally new kind of aperture-coupled patch antennas with modified H-produced coupling slots for achieving dual-polarization radiation wealthy in isolation round the wide bandwidth. While using the suggested coupling slots, whose two upper side arms are bent inward getting a highly effective position, the isolation backward and forward feeding ports within the patch antenna can. greatly be improved, in comparison to situation with conventional H-produced coupling slots. Also, whenever using some modified H-produced coupling slots for every feeding port, the isolation can further be improved a larger volume of isolation ( -34 dB) within the entire impedance bandwidth more than 15% and good mix-polarization level ( 20 dB) for the two polarizations can be achieved. Facts about the suggested design and experimental solutions are presented and discussed

Article · Marly 2002

Kin-Lu Wong Hao-Chun Tung Tzung-Wern Chiou

[Show abstract] [Hide abstract] ABSTRACT: A dual circularly polarized, wideband microstrip antenna supplied by two vertical based became a member of slots is examined during this work. This mix produced aperture in your yard plane provides coupling relating to the microstrip patch along with a single microstrip line beneath the ground plane, traversing some arms within the add the serial manner, therefore generating four coupling points in phase quadratures for senses of circular polarization. Situation study on the antenna incorporates two stages: Inside the first, the person load impedances are computed by getting an important equation according to reciprocity, presuming no interactions relating to the ports. The 2nd stage employs a transmission line model in which the four coupling points are viewed as lumped loads within the feed line. An iterative plan employs the transmission line model for the resolution from the specific impedances of each coupling point, such as the mutual interactions while using the other coupling points. This process provides control of the general quantity of radiated energy hence technology-not just within the design technique of this antenna as being a serial or parallel given array element. The computed results agree perfectly with measurements. The antenna attains a -3 dB gain bandwidth of 13% to fifteenPercent, a 3-dB axial ratio bandwidth of 48%, and -15 dB return loss bandwidth of 60%

Full-text · Article · Sep 1994

E. Aloni R. Kastner

[Show abstract] [Hide abstract] ABSTRACT: A totally new kind of feeding approach to a dual polarisation antenna is presented. The suggested feeding system was experimentally investigated to begin with element antenna and fundamental planar array antenna. This antenna system proven high finish in isolation characteristics and radiation patterns

Article · November 1994

M. Yamazaki E.T. Rahardjo M. Haneishi