Sierpinski carpet antenna based on fractal geometry are low profile antennas moderate gain and can be operated at multiband of frequencies leads to a multi functional structure.
Sierpinski carpet fractal antenna.
This type of wideband antenna displays high self similarity and symmetry.
Four resonant frequencies and three operation frequency bands can be observed.
The fractalcarpet object creates a sierpinski s carpet fractal antenna.
This paper presents a novel design of fractal antenna on a flexible substrate that operates in umts band universal mobile telecommunication system 1 92 2 17 ghz.
A novel uwb antenna is presented which is formed by the modified sierpinski carpet fractal with the 50ω micro strip.
W 0 264 h l 0 412h w reff 0 258 0 8 h 4.
This paper presents the design of sierpinski carpet fractal antenna up to third iteration.
Very broadband and multiband frequency response that derives from the inherent properties of the fractal geometry of the antenna.
A compact hexagonal sierpinski fractal antenna for super wideband applications is presented.
The model of the antenna is as shown in the figure 3.
Figure 2 shows the design of a sierpinski carpet fractal antenna starting with a rectangular geometry of single patch antenna.
The antenna have been.
Cpw fed hexagonal sierpinski super wideband fractal antenna abstract.
Fractal antenna is widely used due to the following important facts.
Different performance parameters like radiation pattern gain voltage standing wave ratio return losses are observed at all the frequencies.
An impedance bandwidth of 3 4 37 4 ghz is achieved.
It consists of hexagonal radiation patch with two iterations of sierpinski square slots and coplanar waveguide feeding.
This multiband sierpinski gasket monopole antenna can cover more than 10 bands in the frequency band of 0 6 ghz 16 ghz.
These fractal antennas are used in mobile phone and wi fi communications.
From result and discussion it can be concluded that the self similarity in the structure for the 4th iteration sierpinski gasket monopole fractal antenna is observed to possess multiband behavior.
This paper describes the design of modified sierpinski carpet fractal antenna which resonates at six frequencies 4 825 5 455 6 265 ghz and 6 805 8 02 and 9 145 ghz.
A fractal antenna uses a self similar design to maximize the length or increase the perimeter of a material that transmits or receives electromagnetic radiation within a given volume or area.
Here for designing of this antenna we use sierpinski carpet fractal geometry.
The proposed antenna is designed on fr4 substrate with dielectric constant of 4 4.
