نتایج جستجو برای: ring shaped monopole antenna
تعداد نتایج: 237607 فیلتر نتایج به سال:
Abstract In the paper, a miniaturized broadband omnidirectional monopole antenna is designed. The two bending E-shaped structures are introduced into common two-strip structure antenna. radiation patches can be effectively distributed on sides of dialectic body by four shorting pins. Thus, proposed has function miniaturization and integration. According to structures, whole smaller size 318mm*1...
A novel monopole-type antenna, which covers the bandwidth 3.1 10.6 GHz is presented. The shorted and folded planar monopole antenna is constructed by folding a thin copper sheet in such a way that one edge of the radiating element is connected to the ground plane. Simulated and measured results show suitable characteristics for communications systems using ultrawide-band (UWB) technology. Moreo...
The design of a simple small-size antenna for worldwide interoperability for microwave access (WiMAX) application is presented in this paper. The antenna covers the 3-5 GHz WiMAX band. The proposed printedtype antenna is based on a 1.6 mm-thick FR4 epoxy substrate with dimensions W=25 mm and L=40.5 mm. It has a rectangular split-ring slot enclosed inside a rectangular patch. The inclusion of th...
This paper proposes a monopole antenna with photonic crystal structure as substrate for ultrawide band application with dual band notched characteristics.Improvements in all the main parameters of the antenna were obtained when using a PC.The measured results reveal that the presented dual band-notch monopole antenna offers a very wide bandwidth with two notched bands, covering 3.5/5.5-GHz WiMA...
A broadband multiple-input multiple-output (MIMO) antenna with high isolation operating in 3.14–5.42 GHz (2.28 GHz, 53.3%) is proposed for 5G smartphones. An offset T-shaped slot dual functions employed to improve the bandwidth of one element and enhance isolation. Then, double L-shaped stubs are loaded impedance matching other MIMO antenna. Finally, 2 × constructed by four monopole antennas, t...
A planar monopole antenna suitable for broadband wireless communication is designed and developed. With the use of a truncated ground plane, the proposed printed monopole antenna offers nearly 60% 2:1 VSWR bandwidth and good radiation characteristics for the frequencies across the operating band. A parametric study of the antenna is performed based on the optimized design, and a prototype of th...
A Compact Corner Split Ring with C Slot Rectangular Microstrip Patch Antenna fed by a 50 Ω microstripline is discussed. split ring shaped slot has been etched in rectangular microstrip antenna. The increases the length of surface current for dominant mode TM10 leading to decrease resonance frequency. Size reduction and hexaband obtained proposed antenna provides both size best suited wireless c...
A compact triple band notched ultra-wideband (UWB) monopole antenna is presented in this paper. Split Ring Resonator (SRR) structure exploited various forms like Complementary (CSRR), Pair (SRRP) and CSRR on Electromagnetic Band Gap (EBG) to produce characteristics UWB spectrum. The proposed produces functions with integration of all three types SRR primary antenna. parametric analysis each for...
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