نتایج جستجو برای: uwb antenna
تعداد نتایج: 48492 فیلتر نتایج به سال:
Ultrawideband (UWB) antennas, as core devices in high-speed wireless communication, are widely applied to mobile handsets, wireless sensor networks, and Internet of Things (IoT). A compact printed monopole antenna for UWB applications with triple band-notched characteristics is proposed in this paper. The antenna has a very compact size of 10 x 16 mm2 and is composed of a square slotted radiati...
This paper presents a low-cost compact planar microstrip-fed monopole antenna and its four-element array design for ultra-wideband (UWB) wireless communication and target detection applications, respectively, operating in the frequency span of 3 GHz to 11 GHz. A prototype was fabricated and then measured based on optimal parameters. The results of reflection coefficient (S11) and radiation patt...
Antennas that are capable to radiate in the Ultra-wideband (UWB) range is a major area of current research. The UWB range is accompanied through the integration of Multiple-InputMultiple-Output (MIMO). In this paper, two circular monopole antennas are acting as the radiating elements. A T-shape stub is placed between the radiator elements to enhance isolation. The proposed antenna is capable of...
In this paper, a coplanar waveguide (CPW) fed hexagonal shape planar antenna has been considered for ultra-wide band (UWB). This antenna is then modified to obtain dual band rejection. The Wireless Local Area Network (WLAN) and Wireless Microwave Access (WiMAX) band rejections are realized by symmetrically incorporating a pair of L-shape slots within the ground plane as well as a couple of I-sh...
---------------------------------------------------------------------***--------------------------------------------------------------------Abstract – A compact microstrip feed multiband monopole antenna for Bluetooth (2.4-2.48 GHz), Ultra Wide Band (UWB) (3.1-10.6GHz), X-band (8-12 GHz) and Ku band (12-18 GHz) applications is suggested. The basic antenna structure consists of a rectangular pat...
A coplanar waveguide (CPW) fed Ultra Wideband (UWB) slot antenna with reconfigurable rejection bands is presented in this paper. The antenna has a rectangular slot with triangular structure that acts as a tuning stub with CPW feed. The notch band is achieved by inserting a rectangular slot in the ground plane with a length of λ/2. The rejection of the bands 3.1 GHz – 3.9 GHz, 4 GHz–5.3 GHz and ...
High data rate transmission is the need of modern wireless communication systems. Broadcast antennas are in demand as EM waves are transmitted at high frequency for high data rate transmission. Low profile, light weight, inexpensive, compact printed antennas are well suited for broadcasting for their ability to operate in broad frequency range. Printed microstrip antenna (Patch antenna) is used...
In this letter, a tapered slot ultrawide band (UWB) Vivaldi antenna with enhanced gain having band notch characteristics in the WLAN/WiMAX band is presented. In this framework, a reference tapered slot Vivaldi antenna is first designed for UWB operation that is, 3.1–10.6 GHz using the standard procedure. The band-notch operation at 4.8 GHz is achieved with the help of especially designed comple...
A compact ultra wideband (UWB) monopole antenna with dual band-notched characteristics is presented. The antenna consists a square radiating patch with L shaped slots on the radiation patchand a U shaped slot as the feedline. By cutting two C-shaped slots in the ground plane, additional resonance is excited and hence much wider impedance bandwidth can produced, especially at the higher band, wh...
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