S
Sangeetha Subbaraj
Researcher at VIT University
Publications - 25
Citations - 410
Sangeetha Subbaraj is an academic researcher from VIT University. The author has contributed to research in topics: Monopole antenna & Reconfigurable antenna. The author has an hindex of 9, co-authored 23 publications receiving 247 citations. Previous affiliations of Sangeetha Subbaraj include Anna University & College of Engineering, Guindy.
Papers
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Journal ArticleDOI
Novel Frequency- and Pattern-Reconfigurable Rhombic Patch Antenna With Switchable Polarization
Yogeshwari Panneer Selvam,Lavanya Elumalai,M. Gulam Nabi Alsath,Malathi Kanagasabai,Sangeetha Subbaraj,Saffrine Kingsly +5 more
TL;DR: In this article, a novel patch antenna with frequency and pattern reconfiguration with polarization switching is presented, which consists of a rhombus-shaped radiator with three excitation lines oriented at different angles.
Journal ArticleDOI
A Low-Profile Frequency- and Pattern-Reconfigurable Antenna
Yogeshwari Panneer Selvam,Malathi Kanagasabai,M. Gulam Nabi Alsath,Sangeetha Velan,Saffrine Kingsly,Sangeetha Subbaraj,Y. V. Ramana Rao,Raju Srinivasan,Abhai Kumar Varadhan,Meenakshisundaram Karuppiah +9 more
TL;DR: In this paper, a novel frequency and pattern-reconfigurable antenna consisting of a simple rectangular patch with two longitudinal slits is presented, and the slits are connected to the patch through a pair of p-i-n diodes.
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3-D Eight-Port Ultrawideband Antenna Array for Diversity Applications
Sandeep Kumar Palaniswamy,Yogeshwari Panneer Selvam,M. Gulam Nabi Alsath,Malathi Kanagasabai,Saffrine Kingsly,Sangeetha Subbaraj +5 more
TL;DR: This letter presents an eight-port, multiple-polarization, ultrawideband (UWB) diversity antenna array, which consists of eight uncorrelated antennas, of which four are horizontally oriented and the remaining four are vertically oriented to achieve polarization diversity.
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An Integrated Tri-Band/UWB Polarization Diversity Antenna for Vehicular Networks
M. Gulam Nabi Alsath,Henridass Arun,Yogeshwari Panneer Selvam,Malathi Kanagasabai,Saffrine Kingsly,Sangeetha Subbaraj,Ramprabhu Sivasamy,Sandeep Kumar Palaniswamy,Rajesh Natarajan +8 more
TL;DR: The design, fabrication, and testing of an integrated polarization diversity antenna array for maximizing the wireless channel link in vehicular networks and performance metrics such as envelope correlation coefficient, diversity gain, and mean effective gain under isotropic, indoor, and outdoor conditions are evaluated and presented.
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A Compact Frequency-Reconfigurable Antenna With Independent Tuning for Hand-Held Wireless Devices
Sangeetha Subbaraj,Malathi Kanagasabai,M. Gulam Nabi Alsath,Sandeep Kumar Palaniswamy,Saffrine Kingsly,Indhumathi Kulandhaisamy,A.K. Shrivastav,Rajesh Natarajan,Shanmugapriya Meiyalagan +8 more
TL;DR: In this article, the design of a compact loop antenna with independent frequency tuning is presented, which consists of a feed line fed by a $50~\Omega $ coaxial probe and four resonating arms on the adjacent sides of the feed line.