1. Kumar, G. and K. P. Ray, Broadband Microstrip Antenna, Artech House, 2003.
2. Ray, K. P., S. Ghosh, and K. Nirmala, "Multilayer multiresonator circular microstrip antennas for broadband and dualband operations," Microwave and Optical Technology Letters, Vol. 47, 489-494, Dec. 2005.
doi:10.1002/mop.21208
3. Khodaei, G. F., J. Nourinia, and C. Ghobadi, "A practical miniaturized U-slot patch antenna with enhanced bandwidth," Progress In Electromagnetics Research B, Vol. 3, 47-62, 2008.
doi:10.2528/PIERB07112201
4. Wang, F. J. and J. S. Zhang, "Wide band cavity-backed patch antenna for PCS/IMI2000/2.4 GHz WLAN," Progress In Electromagnetics Research, Vol. 74, 39-46, 2007.
doi:10.2528/PIER07041801
5. Sharma, A. and G. Singh, "Design of single pin shorted three-dielectric-layered substrates rectangular patch microstrip antenna for communication system," Progress In Electromagnetics Research Letters, Vol. 2, 157-165, 2008.
doi:10.2528/PIERL08010703
6. Ray, I., M. Khan, D. Mondal, and A. K. Bhattacharjee, "Effect on resonant frequency for E-plane mutually coupled microstrip antennas," Microwave and Optical Technology Letters, Vol. 3, 133-140, 2008.
7. Ansari, J. A., P. Singh, S. K. Dubey, R. U. Khan, and B. R. Vishvakarma, "H-shaped stacked patch antenna for dual band operation," Progress In Electromagnetics Research B, Vol. 5, 291-302, 2008.
doi:10.2528/PIERB08031203
8. Svezhentsev, A. Y., "Some far field features of cylindrical microstrip antenna on an elementary small cylinder," Progress In Electromagnetics Research B, Vol. 7, 223-244, 2008.
doi:10.2528/PIERB08032201
9. Ansari, J. A., R. B. Ram, and P. Singh, "Analysis of a gapcoupled stacked annular ring microstrip antenna," Progress In Electromagnetics Research B, Vol. 4, 147-158, 2008.
doi:10.2528/PIERB08011103
10. Tokan, N. T. and F. Gunes, "Support vector characterization of the microstrip antennas based on measurements," Progress In Electromagnetics Research B, Vol. 5, 49-61, 2008.
doi:10.2528/PIERB08013006
11. Ang, B.-K. and B.-K. Chung, "A wideband E-shaped microstrip patch antenna for 5-6 GHz wireless comunications," Progress In Electromagnetics Research, Vol. 75, 397-407, 2007.
doi:10.2528/PIER07061909
12. Ghassemi, N., J. Rashed-Mohassel, M. H. Neshati, and M. Ghassemi, "Slot coupled microstrip antenna for ultra wideband applications in C and X bands," Progress In Electromagnetics Research M, Vol. 3, 15-25, 2008.
doi:10.2528/PIERM08051202
13. Guney, K. and N. Sarikaya, "Resonant frequency calculation for circular microstrip antennas with a dielectric cover using adaptive network-based fuzzy inference system optimized by various algorithms," Progress In Electromagnetics Research, Vol. 72, 279-306, 2007.
doi:10.2528/PIER07031302
14. Jiao, J.-J., G. Zhao, F.-S. Zhang, H.-W. Yuan, and Y.-C. Jiao, "Abroadband CPW-fed T-shaped slot antenna," Progress In Electromagnetics Research, Vol. 76, 237-242, 2007.
doi:10.2528/PIER07070904
15. Zheng, J. H., Y. Liu, and S.-X. Gong, "Aperture coupled microstrip antenna with low RCS," Progress In Electromagnetics Research Letters, Vol. 3, 61-68, 2008.
doi:10.2528/PIERL08013102
16. Jolani, F., A. M. Dadgarpour, and H. R. Hassani, "Compact Mslot folded patch antenna for WLAN," Progress In Electromagnetics Research Letters, Vol. 3, 35-42, 2008.
doi:10.2528/PIERL08012801
17. Ansari, J. A. and R. B. Ram, "E shaped patch symmetrically loaded with tunnel diodes for frequency agile/broadband operation," Progress In Electromagnetics Research B, Vol. 1, 29-42, 2008.
doi:10.2528/PIERB07101202
18. Abbaspour, M. and H. R. Hassani, "Wideband star-shaped microstrip patch antenna," Progress In Electromagnetics Research Letters, Vol. 1, 2008.
doi:10.2528/PIERL07111505
19. Raja Abdullah, R. S. A., D. Yoharaaj, and A. Ismail, "Bandwidth enhancement technique in microstrip antenna for wireless applications," PIERS Online, Vol. 2, No. 6, 633-639, 2006.
doi:10.2529/PIERS060831214339
20. Sadat, S., M. Houshmand, and M. Roshandelm, "Design of a microstrip square-ring slot antenna filled by an H-shaped slot for UWB applications," Progress In Electromagnetics Research, Vol. 70, 191-198, 2007.
doi:10.2528/PIER07012002
21. Sadat, S., M. Fardis, F. Geran, and G. Dadashzadeh, "A compact microstrip square-ring slot antenna for UWB applications," Progress In Electromagnetics Research, Vol. 67, 173-179, 2007.
doi:10.2528/PIER06082901
22. Zulkifli, F. Y., F. Narpati, and E. T. Rahardjo, "S-shaped patch antenna fed by dual offset electromagnetically coupled for 5–6 GHz high speed network," PIER Online, Vol. 3, No. 2, 163-166, 2007.
doi:10.2529/PIERS060801042546
23. Targonski, S. D., R. B. Waterhouse, and D. M. Pozar, "Design of wide-band aperture-stacked patch microstrip antenna," IEEE Trans. Antennas Propagat., Vol. 46, 1245-1251, Sep. 1998.
doi:10.1109/8.719966
24. Tong, K. F., K. M. Luk, and K. F. Lee, "Wideband II-shaped aperture-coupled U-slot patch antenna," Microwave and Optical Technology Letters, Vol. 28, 70-72, Jan. 2001.
doi:10.1002/1098-2760(20010105)28:1<70::AID-MOP19>3.0.CO;2-N
25. Denidni, T. A. and L. Talbi, High Gain Microstrip Antenna Design for Broadband Wireless Applications, 511-517, Wiley Periodicals, Inc., 2003.
26. Ghassemi, N., M. H. Neshati, and J. Rashed-Mohassel, "A multilayer multiresonator aperture coupled microstrip antenna for ultra wideband operations," Proc. IEEE Applied Electromagnetic Conference 2007, Kolkata, India, Dec. 19–20, 2007.
27. Ansoft Designer Software, Version 3, Ansoft Corporation, PA.