A sierpinski carpet five band antenna for wireless applications

Imran Khan, Geetha D. Devanagavi, K. R. Sudhindra, K. M. Vandana, M. M. Manohara Pai, Tanweer Ali

Research output: Contribution to journalArticlepeer-review

3 Citations (Scopus)


A compact Sierpinski Carpet square fractal multiband antenna operating at 3.9 (WiMAX)/6.6 (Satellite TV)/8.1/10.7/11.8 GHz (X-band) is presented. The proposed Microstrip Patch Antenna (MSPA) consists of a Sierpinski Carpet square fractal radiator in which square slots are etched out and a tapered microstrip feed line. The Sierpinski Carpet square fractal patch modifies the current resonant path thereby making the antenna to operate at five useful bands. Impedance matching at these bands are solely achieved by using Sierpinski square slot and tapered feedline, thus eliminating the need of any external matching circuit. The dimensions of the compact antenna is × × . and exhibits S11<-10dB bandwidth of about 4.8% (4.01-3.82 GHz), 2.1% (6.62-6.48 GHz), 2.7% (8.24-8.02 GHz), 2.1% (10.77-10.54 GHz) and 21% (12.1-11.60 GHz) with the gain of 7.57/3.91/3.77/6.74/1.33 dB at the operating frequencies 3.9/6.6/8.1/10.7 and 11.8 GHz, respectively under simulation analysis carried out by using HFSS v.13.0.

Original languageEnglish
Pages (from-to)551-556
Number of pages6
JournalInternational Journal of Electronics and Telecommunications
Issue number4
Publication statusPublished - 01-01-2019

All Science Journal Classification (ASJC) codes

  • Computer Networks and Communications
  • Electrical and Electronic Engineering


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