V. V. Ratnam

1.7k total citations · 1 hit paper
56 papers, 1.1k citations indexed

About

V. V. Ratnam is a scholar working on Electrical and Electronic Engineering, Materials Chemistry and Computer Networks and Communications. According to data from OpenAlex, V. V. Ratnam has authored 56 papers receiving a total of 1.1k indexed citations (citations by other indexed papers that have themselves been cited), including 33 papers in Electrical and Electronic Engineering, 31 papers in Materials Chemistry and 12 papers in Computer Networks and Communications. Recurrent topics in V. V. Ratnam's work include Luminescence Properties of Advanced Materials (27 papers), Advanced MIMO Systems Optimization (14 papers) and Millimeter-Wave Propagation and Modeling (10 papers). V. V. Ratnam is often cited by papers focused on Luminescence Properties of Advanced Materials (27 papers), Advanced MIMO Systems Optimization (14 papers) and Millimeter-Wave Propagation and Modeling (10 papers). V. V. Ratnam collaborates with scholars based in India, United States and South Korea. V. V. Ratnam's co-authors include Andreas F. Molisch, Zheda Li, Katsuyuki Haneda, Shengqian Han, Sinh Le Hong Nguyen, Linsheng Li, R. K. Gartia, Haralabos Papadopoulos, Ozgun Y. Bursalioglu and Jianzhong Zhang and has published in prestigious journals such as IEEE Transactions on Signal Processing, Energy Conversion and Management and IEEE Access.

In The Last Decade

V. V. Ratnam

52 papers receiving 1.1k citations

Hit Papers

align trajectories

What are hit papers?

Hit papers significantly outperform the citation benchmark for their cohort. A paper qualifies if it has ≥500 total citations, achieves ≥1.5× the top-1% citation threshold for papers in the same subfield and year (this is the minimum needed to enter the top 1%, not the average within it), or reaches the top citation threshold in at least one of its specific research topics.

Hybrid Beamforming for Massive MIMO: A Survey

2017 764 citations Andreas F. Molisch, V. V. Ratnam et al. profile →

Peers

V. V. Ratnam

EEE

AE

MC

CNC

SP

Zaifang Xi China

M.R. Kraimer United States

Michael Weidner Germany

Xuan Hui Wu United States

Ming Xie United States

Ahmad Fauzi Abas Malaysia

Tianming Li China

Z. Yusoff Malaysia

Mohammadreza Amini Iran

Zaifang Xi China

V. V. Ratnam

273 ×0.3

EEE

235 ×0.6

AE

97 ×0.7

MC

16 ×0.1

CNC

7 ×0.1

SP

Citations per year, relative to V. V. Ratnam V. V. Ratnam (= 1×) peers Zaifang Xi

Countries citing papers authored by V. V. Ratnam

Since Specialization

Citations

This map shows the geographic impact of V. V. Ratnam's research. It shows the number of citations coming from papers published by authors working in each country. You can also color the map by specialization and compare the number of citations received by V. V. Ratnam with the expected number of citations based on a country's size and research output (numbers larger than one mean the country cites V. V. Ratnam more than expected).

Fields of papers citing papers by V. V. Ratnam

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by V. V. Ratnam. Nodes represent research fields, and links connect fields that are likely to share authors. Colored nodes show fields that tend to cite the papers produced by V. V. Ratnam. The network helps show where V. V. Ratnam may publish in the future.

Co-authorship network of co-authors of V. V. Ratnam

This figure shows the co-authorship network connecting the top 25 collaborators of V. V. Ratnam. A scholar is included among the top collaborators of V. V. Ratnam based on the total number of citations received by their joint publications. Widths of edges represent the number of papers authors have co-authored together. Node borders signify the number of papers an author published with V. V. Ratnam. V. V. Ratnam is excluded from the visualization to improve readability, since they are connected to all nodes in the network.

All Works

Sort: Min cites: Since: Top N: Style:

20 of 20 papers shown

1.

Shafin, Rubayet, Iñaki Val, Yue Qi, et al.. (2025). Multi-Device Experience With Peer-to-Peer Connectivity in IEEE 802.11bn (Wi-Fi 8). IEEE Journal on Selected Areas in Communications. 43(11). 3695–3707.

2.

Li, Lianjun, et al.. (2024). O-RAN-Enabled Intelligent Network Slicing to Meet Service-Level Agreement (SLA). IEEE Transactions on Mobile Computing. 24(2). 890–906. 8 indexed citations

3.

Ratnam, V. V., et al.. (2024). WiDRa: Enabling Millimeter-Level Differential Ranging Accuracy in Wi-Fi Using Carrier Phase. IEEE Journal on Selected Areas in Communications. 42(9). 2410–2423. 1 indexed citations

4.

Ratnam, V. V., et al.. (2024). Optimal Preprocessing of WiFi CSI for Sensing Applications. IEEE Transactions on Wireless Communications. 23(9). 10820–10833. 8 indexed citations

5.

Chang, Hao-Hsuan, et al.. (2024). Multi-Person Respiration Rate Estimation With Single Pair Of Transmit And Receive Antenna. 13096–13100. 2 indexed citations

6.

Veciana, Gustavo de, et al.. (2023). Spectrally Efficient Guaranteed Rate Scheduling for Heterogeneous QoS Constrained Wireless Networks. 1–8.

7.

Veciana, Gustavo de, et al.. (2023). Delay and Jitter Constrained Wireless Scheduling with Near-Optimal Spectral Efficiency.

8.

AlAmmouri, Ahmad, Jianhua Mo, V. V. Ratnam, et al.. (2022). Extending Uplink Coverage of mmWave and Terahertz Systems Through Joint Phase-Time Arrays. IEEE Access. 10. 88872–88884. 6 indexed citations

9.

Ratnam, V. V., Sameer Pawar, Bingwen Zhang, et al.. (2020). FadeNet: Deep Learning-Based mm-Wave Large-Scale Channel Fading Prediction and its Applications. IEEE Access. 9. 3278–3290. 58 indexed citations

10.

Ratnam, V. V. & Andreas F. Molisch. (2018). Reference Tone Aided Transmission for Massive MIMO: Analog Beamforming without CSI. 1–7. 5 indexed citations

11.

Ratnam, V. V., et al.. (2016). JS-RAKE: Judiciously trained selective RAKE receiver for UWB systems. 1. 1–4. 2 indexed citations

12.

Li, Songze, Urbashi Mitra, V. V. Ratnam, & Ashish Pandharipande. (2012). Jointly cooperative decode-and-forward relaying for secondary spectrum access. 1–6. 4 indexed citations

13.

Manam, J. & V. V. Ratnam. (1985). Effect of post-irradiation deformation on the thermally stimulated luminescence spectra of KCl:Na crystals. Nuclear Tracks and Radiation Measurements (1982). 10(1-2). 97–100. 1 indexed citations

14.

Ratnam, V. V.. (1985). Thermally stimulated luminescence phenomena in defect centre studies in alkali halides. Nuclear Tracks and Radiation Measurements (1982). 10(1-2). 33–45. 1 indexed citations

15.

Manam, J. & V. V. Ratnam. (1984). V₃ and F_A Centers in KCl:Na Crystals. A Thermoluminescence Study. physica status solidi (b). 121(1). 393–399. 5 indexed citations

16.

Manam, J., et al.. (1983). Effect of Post-Irradiation Deformation on Thermoluminescence Spectra of KCl:Ca and NaCl:Ca Crystals. physica status solidi (a). 79(1). 167–171. 5 indexed citations

17.

Kuila, Suman, R. K. Gartia, & V. V. Ratnam. (1981). Emission processes in the thermoluminescence of Li-Doped KCl single crystals. physica status solidi (a). 65(1). K71–K74. 3 indexed citations

18.

Ratnam, V. V., et al.. (1980). Ag Centres in KCl:Ag Crystals. A Thermoluminescence Study. physica status solidi (b). 99(1). 335–340. 8 indexed citations

19.

Ratnam, V. V. & H. D. Banerjee. (1976). On the glow curves and TL centres in CaF2:Ce, Mn crystals irradiated by cathode rays. physica status solidi (a). 36(2). 693–697. 3 indexed citations

20.

Ratnam, V. V. & H. D. Banerjee. (1973). Cathode ray coloration of Mn-doped CaF2 crystals. physica status solidi (a). 16(1). 99–104. 2 indexed citations

Rankless uses publication and citation data sourced from OpenAlex, an open and comprehensive bibliographic database. While OpenAlex provides broad and valuable coverage of the global research landscape, it—like all bibliographic datasets—has inherent limitations. These include incomplete records, variations in author disambiguation, differences in journal indexing, and delays in data updates. As a result, some metrics and network relationships displayed in Rankless may not fully capture the entirety of a scholar's output or impact.

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