• 322 Citations
  • 10 h-Index
20092020

Research output per year

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Research Outputs

  • 322 Citations
  • 10 h-Index
  • 24 Conference proceeding contribution
  • 12 Article
  • 1 Other chapter contribution
  • 1 Textbook contribution
2020

Composite right/left-handed leaky-wave antennas for wide-angle beam scanning with flexibly chosen frequency range

Karmokar, D. K., Guo, Y. J., Chen, S-L. & Bird, T. S., Jan 2020, In : IEEE Transactions on Antennas and Propagation. 68, 1, p. 100-110 11 p.

Research output: Contribution to journalArticle

Polarization-reconfigurable leaky-wave antenna with continuous beam scanning through broadside

Chen, S-L., Karmokar, D. K., Qin, P-Y., Ziolkowski, R. W. & Guo, Y. J., Jan 2020, In : IEEE Transactions on Antennas and Propagation. 68, 1, p. 121-133 13 p.

Research output: Contribution to journalArticle

1 Citation (Scopus)
2019

Circular-polarized substrate-integrated-waveguide leaky-wave antenna with wide-angle and consistent-gain continuous beam scanning

Chen, S-L., Karmokar, D. K., Li, Z., Qin, P-Y., Ziolkowski, R. W. & Guo, Y. J., Jul 2019, In : IEEE Transactions on Antennas and Propagation. 67, 7, p. 4418-4428 11 p.

Research output: Contribution to journalArticle

5 Citations (Scopus)

Continuous beam scanning at a fixed frequency with a composite right-/left-handed leaky-wave antenna operating over a wide frequency band

Chen, S-L., Karmokar, D. K., Li, Z., Qin, P-Y., Ziolkowski, R. W. & Guo, Y. J., Dec 2019, In : IEEE Transactions on Antennas and Propagation. 67, 12, p. 7272-7284 13 p.

Research output: Contribution to journalArticle

1 Citation (Scopus)

Open-stopband suppression and cross-polarization reduction of a substrate integrated waveguide leaky-wave antenna

Karmokar, D. K., Chen, S-L., Qin, P-Y. & Guo, Y. J., 2019, 2019 URSI Asia-Pacific Radio Science Conference (AP-RASC). Piscataway, NJ: Institute of Electrical and Electronics Engineers (IEEE), 4 p.

Research output: Chapter in Book/Report/Conference proceedingConference proceeding contribution

Single-layer multi-via loaded CRLH leaky-wave antennas for wide-angle beam scanning with consistent gain

Karmokar, D. K., Chen, S-L., Bird, T. S. & Guo, Y. J., Feb 2019, In : IEEE Antennas and Wireless Propagation Letters. 18, 2, p. 313-317 5 p.

Research output: Contribution to journalArticle

7 Citations (Scopus)

Wide-angle wideband frequency-independent beam-scanning leaky wave antenna

Chen, S-L., Karmokar, D. K., Ziolkowski, R. W. & Guo, Y. J., 2019, Proceedings of the 2019 International Conference on Electromagnetics in Advanced Applications (ICEAA). Piscataway, NJ: Institute of Electrical and Electronics Engineers (IEEE), p. 554-557 4 p.

Research output: Chapter in Book/Report/Conference proceedingConference proceeding contribution

2018

Continuous backward-to-forward beam-scanning conformal leaky-wave antenna

Karmokar, D. K. & Guo, Y. J., 2018, Proceedings of the 2018 IEEE 7th Asia-Pacific Conference on Antennas and Propagation (APCAP). Piscataway, NJ: Institute of Electrical and Electronics Engineers (IEEE), p. 72-73 2 p.

Research output: Chapter in Book/Report/Conference proceedingConference proceeding contribution

1 Citation (Scopus)

Novel continuous beam scanning leaky-wave antennas using 1-D mushroom structure

Karmokar, D. K., Chen, S-L. & Guo, Y. J., 2018, 2018 International Symposium on Antennas and Propagation (ISAP). Piscataway, NJ: Institute of Electrical and Electronics Engineers (IEEE), 2 p.

Research output: Chapter in Book/Report/Conference proceedingConference proceeding contribution

Reconfigurable leaky-wave antennas

Guo, Y. J., Karmokar, D. K. & Bird, T. S., 2018, Developments in antenna analysis and design. Mittra, R. (ed.). United Kingdom: Institution of Engineering and Technology, Vol. 1. p. 129 –170 42 p.

Research output: Chapter in Book/Report/Conference proceedingTextbook contribution

Substrate integrated waveguide-based periodic backward-to-forward scanning leaky-wave antenna with low cross-polarization

Karmokar, D. K., Guo, Y. J., Qin, P-Y., Chen, S-L. & Bird, T. S., Aug 2018, In : IEEE Transactions on Antennas and Propagation. 66, 8, p. 3846-3856 11 p.

Research output: Contribution to journalArticle

27 Citations (Scopus)
2017

Forward and backward beam-scanning tri-band leaky-wave antenna

Karmokar, D. K., Guo, Y. J., Qin, P-Y., Esselle, K. P. & Bird, T. S., 2017, In : IEEE Antennas and Wireless Propagation Letters. 16, p. 1891-1894 4 p.

Research output: Contribution to journalArticle

20 Citations (Scopus)

Highly efficient leaky-wave antenna array for 28-GHz millimeter-wave terminals

Morshed, K. M., Karmokar, D. K. & Esselle, K. P., Nov 2017, 2017 IEEE 85th Vehicular Technology Conference (VTC Spring): proceedings. Red Hook, NY: Institute of Electrical and Electronics Engineers (IEEE), p. 1-4 4 p. 8108386

Research output: Chapter in Book/Report/Conference proceedingConference proceeding contribution

1 Citation (Scopus)

Planar leaky-wave antennas for low-cost radar

Karmokar, D. K. & Guo, Y. J., 2017, Proceedings of the 2017 IEEE-APS Topical Conference on Antennas and Propagation in Wireless Communications (APWC). Piscataway, NJ: Institute of Electrical and Electronics Engineers (IEEE), p. 112-115 4 p.

Research output: Chapter in Book/Report/Conference proceedingConference proceeding contribution

2 Citations (Scopus)
2016

Fixed-Frequency Beam Steering of Microstrip Leaky-Wave Antennas Using Binary Switches

Karmokar, D. K., Esselle, K. P. & Hay, S. G., 1 Jun 2016, In : IEEE Transactions on Antennas and Propagation. 64, 6, p. 2146-2154 9 p., 7442135.

Research output: Contribution to journalArticle

46 Citations (Scopus)

Simple composite right/left-handed leaky-wave antennas for continuous beam scanning from backward to forward direction

Karmokar, D. K. & Esselle, K. P., 19 Oct 2016, 2016 URSI Asia-Pacific Radio Science Conference, URSI AP-RASC 2016. Piscataway, NJ: Institute of Electrical and Electronics Engineers (IEEE), p. 174-176 3 p. 7601263

Research output: Chapter in Book/Report/Conference proceedingConference proceeding contribution

Wideband Microstrip Leaky-Wave Antennas with Two Symmetrical Side Beams for Simultaneous Dual-Beam Scanning

Karmokar, D. K., Esselle, K. P. & Bird, T. S., 15 Apr 2016, In : IEEE Transactions on Antennas and Propagation. 64, 4, p. 1262-1269 8 p., 7406682.

Research output: Contribution to journalArticle

35 Citations (Scopus)
2015

A composite right/left-handed leaky-wave antenna with gap capacitors for backward to forward beam scanning

Karmokar, D. K. & Esselle, K. P., 2015, Proceeding - 2015 IEEE International Conference on Antenna Measurements and Applications, IEEE CAMA 2015. Piscataway, NJ: Institute of Electrical and Electronics Engineers (IEEE), p. 1-3 3 p. 7428164

Research output: Chapter in Book/Report/Conference proceedingConference proceeding contribution

1 Citation (Scopus)

A microstrip leaky-wave antenna loaded with digitally controlled interdigital capacitors for fixed-frequency beam scanning

Karmokar, D. K., Esselle, K. P. & Heimlich, M., 2015, Proceedings of the 2015 IEEE 4th Asia-Pacific conference on antennas and propagation. Kuta, Indonesia: Institute of Electrical and Electronics Engineers (IEEE), p. 276-277 2 p.

Research output: Chapter in Book/Report/Conference proceedingConference proceeding contribution

4 Citations (Scopus)

An array of half-width microstrip leaky-wave antennas radiating on boresight

Karmokar, D. K., Esselle, K. P. & Bird, T. S., 29 Jan 2015, In : IEEE Antennas and Wireless Propagation Letters. 14, p. 112-114 3 p., 6894597.

Research output: Contribution to journalArticle

25 Citations (Scopus)

Antennas with digitally steerable beams for modern wireless communication systems

Karmokar, D. K. & Esselle, K. P., 2015, TENCON 2015 - 2015 IEEE Region 10 Conference. Piscataway, NJ: Institute of Electrical and Electronics Engineers (IEEE), Vol. 2016-January. p. 1-5 5 p. 7373174

Research output: Chapter in Book/Report/Conference proceedingConference proceeding contribution

A simple single-feed array of uniform half-width microstrip leaky-wave antennas for boresight radiation

Karmokar, D. K., Esselle, K. P., Hay, S. G., Bird, T. S. & Heimlich, M., 2015, 2015 International Symposium on Antennas and Propagation, ISAP 2015. Hobart, Tasmania: Institute of Electrical and Electronics Engineers (IEEE), p. 1-3 3 p. 7447352

Research output: Chapter in Book/Report/Conference proceedingConference proceeding contribution

2 Citations (Scopus)

Conical beaming using simple arrays of uniform half-width microstrip leaky-wave antennas

Karmokar, D. K., Esselle, K. P., Bird, T. S. & Hay, S. G., 2015, Proceedings of the 2015 IEEE 4th Asia-Pacific conference on antennas and propagation. Kuta, Indonesia: Institute of Electrical and Electronics Engineers (IEEE), p. 90-91 2 p.

Research output: Chapter in Book/Report/Conference proceedingConference proceeding contribution

45 Citations (Scopus)
2014

A microstrip leaky-wave antenna with two symmetrical beams towards sides for fixed-frequency dual-beam scanning

Karmokar, D. K., Esselle, K. P. & Hay, S. G., 2014, Proceedings - ANTEM 2014: 2014 16th International Symposium on Antenna Technology and Applied Electromagnetics. Los Alamitos, CA: Institute of Electrical and Electronics Engineers (IEEE), p. 1-2 2 p. 6887724

Research output: Chapter in Book/Report/Conference proceedingConference proceeding contribution

3 Citations (Scopus)

Fixed-frequency leaky-wave antenna for simultaneous forward and backward scanning

Karmokar, D. K. & Esselle, K. P., 18 Sep 2014, 2014 IEEE Antennas and Propagation Society International Symposium(APSURSI). Piscataway, NJ: Institute of Electrical and Electronics Engineers (IEEE), p. 1794-1795 2 p. 6905223

Research output: Chapter in Book/Report/Conference proceedingConference proceeding contribution

6 Citations (Scopus)

Four-branch microstrip leaky-wave antenna array for radiation towards broadside

Karmokar, D. K., Esselle, K. P. & Hay, S. G., 14 Nov 2014, 2014 International Workshop on Antenna Technology: Small Antennas, Novel EM Structures and Materials, and Applications, iWAT 2014. Piscataway, NJ: Institute of Electrical and Electronics Engineers (IEEE), p. 96-99 4 p. 6958606

Research output: Chapter in Book/Report/Conference proceedingConference proceeding contribution

5 Citations (Scopus)

Shifting the fixed-frequency beam scanning range of a leaky-wave antenna by slot loading

Karmokar, D. K., Esselle, K. P. & Hay, S. G., 2014, 2014 IEEE-APS Topical Conference on Antennas and Propagation in Wireless Communications, APWC 2014. Piscataway, NJ: Institute of Electrical and Electronics Engineers (IEEE), p. 640-643 4 p. 6905576

Research output: Chapter in Book/Report/Conference proceedingConference proceeding contribution

5 Citations (Scopus)
2013

A leaky-wave antenna for beam steering in forward and backward directions

Karmokar, D. K., Esselle, K. P., Thalakotuna, D. N. P., Heimlich, M. & Matekovits, L., 2013, IEEE 2013 Tencon - Spring, TENCON Spring 2013 - Conference Proceedings. Piscataway, NJ: Institute of Electrical and Electronics Engineers (IEEE), p. 47-50 4 p. 6584415

Research output: Chapter in Book/Report/Conference proceedingConference proceeding contribution

9 Citations (Scopus)
1 Downloads (Pure)

Controlling the beam scanning limits of a microstrip leaky-wave antenna

Karmokar, D. K., Thalakotuna, D. N. P., Esselle, K. P. & Heimlich, M., 2013, 2013 IEEE Antennas and Propagation Society International Symposium, APSURSI 2013 - Proceedings. Piscataway, NJ: Institute of Electrical and Electronics Engineers (IEEE), p. 1330-1331 2 p. 6711325

Research output: Chapter in Book/Report/Conference proceedingConference proceeding contribution

14 Citations (Scopus)
1 Downloads (Pure)

Fixed-frequency beam steering from a stub-loaded microstrip leaky-wave antenna

Karmokar, D. K., Thalakotuna, D. N. P., Esselle, K. P., Heimlich, M. & Matekovits, L., 2013, 2013 International Symposium on Electromagnetic Theory, EMTS 2013 - Proceedings. Tokyo: Japan Institute of Electronics, Infromation and Communication Engineers, p. 436-439 4 p. 6565775

Research output: Chapter in Book/Report/Conference proceedingConference proceeding contribution

14 Citations (Scopus)
1 Downloads (Pure)

Fixed-frequency microstrip leaky-wave antenna: controlling the beam scanning limits

Karmokar, D. K., Thalakotuna, D. N. P., Esselle, K. P. & Heimlich, M., 2013, ASA 2013: The Thirteenth Australian Symposium on Antennas : Abstracts and Information. Sydney: Information & communication technologies centre, 1 p.

Research output: Chapter in Book/Report/Conference proceedingOther chapter contribution

Modelling PIN diode switches in reconfigurable leaky-wave antenna design

Thalakotuna, D. N. P., Karmokar, D. K., Esselle, K. P., Heimlich, M. & Matekovits, L., 2013, 2013 IEEE Antennas and Propagation Society International Symposium, APSURSI 2013 - Proceedings. Piscataway, NJ: Institute of Electrical and Electronics Engineers (IEEE), p. 1064-1065 2 p. 6711192

Research output: Chapter in Book/Report/Conference proceedingConference proceeding contribution

1 Citation (Scopus)
1 Downloads (Pure)

Reconfigurable half-width microstrip leaky-wave antenna for fixed-frequency beam scanning

Karmokar, D. K., Thalakotuna, D. N. P., Esselle, K. P., Matekovits, L. & Heimlich, M., 2013, 2013 7th European Conference on Antennas and Propagation, EuCAP 2013. Piscataway, NJ: Institute of Electrical and Electronics Engineers (IEEE), p. 1314-1317 4 p. 6546490

Research output: Chapter in Book/Report/Conference proceedingConference proceeding contribution

25 Citations (Scopus)
1 Downloads (Pure)
2012

Multiband low profile Modified Inverted-FL strip antenna for 5.2/5.8 GHz WLAN and 5.5 GHz WiMAX applications in laptop computer

Khanam, F., Mitra, S. R., Hossain, M. S. & Karmokar, D. K., 2012, Proceeding of the 2012 15th International Conference on Computer and Information Technology: ICCIT . Piscataway, NJ: Institute of Electrical and Electronics Engineers (IEEE), p. 598-603 6 p. 6509729. (International Conference on Computer and Information Technology).

Research output: Chapter in Book/Report/Conference proceedingConference proceeding contribution

3 Citations (Scopus)
2011

Low-profile impedance matched wideband double inverted-f antenna for WiMAX/Wi-Fi operations in a laptop computer

Karmokar, D. K., Hossain, M. S. & Mollah, M. N., 2011, 2011 International Conference on Devices and Communications, ICDeCom 2011 - Proceedings. Piscataway, NJ: Institute of Electrical and Electronics Engineers (IEEE), 5 p.

Research output: Chapter in Book/Report/Conference proceedingConference proceeding contribution

3 Citations (Scopus)
2009

Numerical analysis of impedance matched inverted-L antennas for Wi-Fi operations

Morshed, K. M., Karmokar, D. K. & Numan-Al-Mobin, A. M., 2009, Proceedings of 2009 12th International Conference on Computer and Information Technology, ICCIT 2009. Pistacaway, NJ: Institute of Electrical and Electronics Engineers (IEEE), p. 691-696 6 p.

Research output: Chapter in Book/Report/Conference proceedingConference proceeding contribution

11 Citations (Scopus)