Design of Compact-Broadband Frequency Selective Surface (FSS) by Modifying the Dimension of Slot and Periodicity
Surajit Mondal1, Sourav Nandi2, Sushanta Sarkar3, Shuvodip Majumdar4, Partha Pratim Sarkar5

1Surajit Mondal, DETS University of Kalyani Nadia India.
2Sourav Nandi, DETS University of Kalyani Nadia India.
3Sushanata Sarkar, DETS University of Kalyani Nadia India.
4Shuvodip Majumdar, DETS University of Kalyani Nadia India.
5Partha Pratim Sarkar, DETS University of Kalyani Nadia India.
Manuscript received on January 01, 2013. | Revised Manuscript received on January 02, 2013. | Manuscript published on January 05, 2013. | PP: 342-346 | Volume-2, Issue-6, January 2013.
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© The Authors. Published By: Blue Eyes Intelligence Engineering and Sciences Publication (BEIESP). This is an open access article under the CC BY-NC-ND license (http://creativecommons.org/licenses/by-nc-nd/4.0/)

Abstract: This paper deals with the theoretical investigation on a reduced sized Frequency Selective Surface (FSS). The FSS is designed by cutting a unique shaped slot into square patch. It has been shown, how the variation of the dimension of the slot and periodicity results in shifting of resonant frequency . Compared to conventional square patch FSS the designed FSS can provide reduction in resonant frequency resulting in size reduction up to 91.32% with the bandwidth of 39.54% corresponding to resonant frequency of 3.54GHz. Theoretical investigations have been done by Ansoft Designer® software. 
Keywords: Frequency Selective Surface, Multi frequency, Size Reduction, slot.