A Metaresonator Inspired Dual Band Antenna for Wireless Applications

2014 ◽  
Vol 62 (4) ◽  
pp. 2287-2291 ◽  
Author(s):  
Sarin V. Pushpakaran ◽  
Rohith K. Raj ◽  
P. V. Vinesh ◽  
R. Dinesh ◽  
P. Mohanan ◽  
...  
Author(s):  
Ahmed A. Abdel Aziz ◽  
Ali T. Abdel-Motagaly ◽  
Ahmed A. Ibrahim ◽  
Waleed M.A. El Rouby ◽  
Mahmoud A. Abdalla

Author(s):  
Sushila Gupta ◽  
Esha Johari

This paper describes dual-band patch antenna. The dual-band operation is obtained by embedding a pair of Lshaped slots. Dual band antenna can reduce the size of antenna 40%, comparing with rectangular microstrip antennas on normal dielectric substrate, and have wider bandwidths for both bands. In this paper L-shaped slots patch antenna with length L= 25.74 mm and width W = 31.20 mm fabricated based on availability of Rogers Duorid 5880 dielectric material and a prototype antenna is developed. The dielectric constant of Rogers Duorid 5880 material is e= 2.2 having thickness h = 0.16 mm and copper thickness is 35 microns using a coaxial feeding method for dual band operation. The prototype antenna is operating in S band frequency range.


2016 ◽  
Vol 123 (1) ◽  
Author(s):  
Abdulrahman Shueai Mohsen Alqadami ◽  
Mohd Faizal Jamlos ◽  
Ping Jack Soh ◽  
Sharul Kamal Abdul Rahim ◽  
Guy A. E. Vandenbosch ◽  
...  

In this paper, a rectangular patch antenna with slits for dual band capabilities is presented. The suggested antenna works for two frequencies which are at 2.5 GHz and 5.1 GHz. The first operating frequency is in the band of 2.3 to 2.7GHz with -16.8dB reflection coefficient at 2.5GHz resonating frequency, whereas the second band is 4.6 to 5.5GHz with -29.2dB reflection coefficient at 5.1GHz resonating frequency. The simulation results exhibit that, the suggested antenna works for dual band frequency having impedance bandwidth of 482 and 844 MHz respectively. The gain is observed as 2.9 dBi and 4.2 dBi of respective bands. The first frequency band can be used for Industrial, Scientific and Medical(ISM) applications and second frequency band can be used for C-band applications.


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