نتایج جستجو برای: antenna radiation pattern

تعداد نتایج: 617280  

2012
Dayal Charan Voleti Chinnam Muralidhar Mellacheruvu Praveen

A novel design of Dual band pyramidal serrated microstrip patch antenna was designed and Simulational results are presented in this paper. Equal spaced serrated pyramidal shapes are etched on four sides of the patch and its performance characteristics are simulated using commercial software HFSS. The current model is resonating at dual band with moderate gain. Return loss, radiation patterns, i...

2014
Manpreet Kaur Sangeet Pal Kaur

With the advancement of wireless communication systems there is a need of low profile and compact communication gadgets. Recent efforts by antenna designers around the world have led to innovative antenna designs which are compact with efficient radiation characteristics. In this paper a sierpinski carpet fractal shape antenna for RFID is presented. Fractal antennas have a promising future in m...

2009
T. F. Lai Wan Nor Liza Mahadi Norhayati Soin

This paper present a circular patch microstrip array antenna operate in KU-band (10.9GHz – 17.25GHz). The proposed circular patch array antenna will be in light weight, flexible, slim and compact unit compare with current antenna used in KU-band. The paper also presents the detail steps of designing the circular patch microstrip array antenna. An Advance Design System (ADS) software is used to ...

Journal: :African J. of Inf. & Commun. Technology 2005
Dirk Manteuffel

This paper presents some considerations on the design, characterization and optimization of UWB (Ultra WideBand) antennas for consumer communication equipment. As a first step a method to extract the spatio-temporal UWB antenna characterization from a FDTD simulation is given. Thereafter, the shape of a planar monopole is optimized to provide broadband matching. This is followed by the integrat...

2009
C. Mahatthanajatuphat P. Akkaraekthalin S. Saleekaw M. Krairiksh

This paper presents a multiband slot antenna with modifying fractal geometry fed by coplanar waveguide (CPW) transmission line. The presented antenna has been designed by modifying an inner fractal patch of the antenna to operate at multiple resonant frequencies, which effectively supports the digital communication system (DCS 1.71–1.88 GHz), worldwide interoperability for microwave access (WiM...

Journal: :Progress In Electromagnetics Research C 2020

2004

This paper offers a complete view about the smart antenna which is the vital part of wireless mobile communications. As we steadily march towards the world of wireless digital communication , smart antenna plays a key role in transmission and reception of digital data. Smart antenna significantly improves wireless system performance and economics for a range of potential users. This paper expla...

2014
Manpreet Kaur Amandeep Singh

In this paper, sierpinski carpet fractal shape antenna for RFID applications is proposed. The proposed antenna has been designed with scaling factor of one-fourth with the aim of reducing antenna size and improved performance parameters. Fractal shaped has been developed to improve the characteristics and to miniaturize the size of proposed antenna. Usually, an antenna works at one or two frequ...

2012
Vinitkumar Jayaprakash Dongre B. K. Mishra

In this paper a design of triple band one turn helical antenna without ground plain for center frequency of 2.4 GHz, 3.6 GHz, and 5.4 GHz is discuss. These frequencies are selected such that the antenna radiate for continuous band of 2 GHz to 6.8 GHz frequency with variable gain. The purpose of this novel design is to enhance the gain as well as bandwidth. The triple band is achieved by three c...

2012
Priya Upadhyay Vivek Sharma Richa Sharma

In this paper Micro strip Patch Antenna Array are designed and analyzed for WLAN application, which operating at S-band frequency Range of 2.4 GHz. Antenna arrays are used to achieve higher gain. The larger number of antenna elements, the better gain of antenna array is achieved. In this paper feeding element and power divider is used to design the 4 X 1 micro strip patch antenna array. Micro s...

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