Ministry of Education
Venkata Ratnam Devanaboyina
VIDWAN ID: 77995

Dr Venkata Ratnam Devanaboyina

Male Doctor of Philosophy
Professor | Department of Electronics and Communication Engineering
Koneru Lakshmaiah Education Foundation,Guntur
Telangana
Expertise: Electrical and Electronic Engineering
ORCID 0000-0003-2222-2117 Scopus 35191160600 ResearcherID L-3046-2016 Google Scholar WmOLRE
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138 Publications
0 Projects
1641 Scopus Citations
1942 CrossRef
15 Years 8 Months Total Experience
Publications
138 Total
Articles
118
Books
1
Proceedings
19
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Scopus Scopus
1,641 Citations
23 h-index
CrossRef CrossRef
1,942 Citations
23 h-index
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Personal Details

Doctor of Philosophy
2011
N/A
Professor
Jan 2011 – Present
Koneru Lakshmaiah Education Foundation,Guntur | Department of Electronics and Communication Engineering
Engineering and Technology
Electrical and Electronic Engineering

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Scholarly Work

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Scholarly Publications

Significance of instrumental biases and dilution of precision in the context of GAGAN

Journal Article
Year: 2007.
Authors: Sultana, Q.; Sunehra, D.; Ratnam, D.V.; Rao, P.V.D.S.; Sarma, A.D.

Modeling of Indian Ionosphere using MMSE Estimator for GAGAN Applications

Journal Article
Year: 2006.
Authors: Ratnam, D. Venkata; Sarma, A. D.

Modelling of GAGAN TEC data using Spherical Harmonic Functions

Conference Paper
Year: 2009.
Authors: Ratnam, D. Venkata; Sujatha, C. H.; Sarma, A. D.; Ravindran, Sudha

Modelling of low-latitude ionosphere using modified planar fit method for GAGAN

Journal Article
IET Radar, Sonar & Navigation. Year: 2009. Volume: 3 , Issue: 6 , Pages: 609-619 .
Authors: Sarma, A.D.; Venkata Ratnam, D.; Krishna Reddy, D.
DOI 10.1049/iet-rsn.2009.0022 Crossref Crossref: 48 Scopus Scopus: 54

Coherent Radio Beacon Experiment (CRABEX) for tomographic imaging of the equatorial ionosphere in the Indian longitudes - Preliminary results

Journal Article
Advances in Space Research. Year: 2007. Volume: 40 , Issue: 3 , Pages: 436-441 .
Authors: Thampi, S.V.; Ravindran, S.; Devasia, C.V.; Sreelatha, P.; Pant, T.K.; Sridharan, R.; Ratnam, D.V.; Sarma, A.D.; Reddi, C.R.; Jose, J.; Sastri, J.H.
DOI 10.1016/j.asr.2007.01.054 Crossref Crossref: 15

Ionospheric electron density analysis using empirical orthogonal functions

Journal Article
Year: 2013.
Authors: Nimmagadda, B.; Siridhara, A.L.; Venkata Ratnam, D.
Scopus Scopus: 1

Modeling of low-latitude ionosphere using GPS data with SHF model

Journal Article
IEEE Transactions on Geoscience and Remote Sensing. Year: 2012. Volume: 50 , Issue: 3 , Pages: 972-980 .
Authors: Ratnam, D.V.; Sarma, A.D.
DOI 10.1109/TGRS.2011.2163639 Crossref Crossref: 29

Performance evaluation of selected ionospheric delay models during geomagnetic storm conditions in low-latitude region

Journal Article
RADIO SCIENCE. Year: 2011. Volume: 46 , Issue: 3 , Pages: 2010RS004592 .
Authors: Venkata Ratnam, D.; Sarma, A.D.; Satya Srinivas, V.; Sreelatha, P.
DOI 10.1029/2010RS004592 Crossref Crossref: 19
Showing 1 to 8 of 138 publications