Virgilio Rodriguez
Biography
e-mail: vr <at> ieee.org

Current research :
Optimal design of multi-standard reconfigurable radios

Dynamic Spectrum Allocation for Reconfigurable Systems
Performed within the framework of the "End to End Reconfigurability (E2R) project", a pan-European initiative supported by the European Commission

PhD Research

Dissertation: 

A Robust and Tractable Analytical Foundation for Radio Resource Management: Centralized and Decentralized Optimizations Involving Data and Media Communication

Overview

Winlab Presentation ( slides(pdf) )
Post-Globecom-2003 Event at Stanford Univ. ( slides(pdf) )

Foundational Aspects

Rodriguez, V.  ''An Analytical Foundation for Resource Management in Wireless Communications",   IEEE Globecom, Vol. 2, pp. 898-902, San Francisco, CA, December 1-5, 2003 ( pdf )

Rodriguez, V.,  "Rate, Distortion and Quality: A Tractable Abstraction of the Human Sensory System",  CISS, Princeton University, New Jersey, March 17-19, 2004 ( pdf  ,  slides (pdf))

Cross-Layer Optimizations Involving Media Transmission

Rodriguez, V., "Resource Management for Scalably Encoded Information: The Case of Image Transmission Over Wireless Networks",  IEEE ICME, Vol. 1, pp. 813-6, Baltimore, MD, July 7-09, 2003 ( pdf , html)

Rodriguez, V., D.J. Goodman, and Y. Wang, "Optimal Coding Rate and Power Allocation for the Streaming of Scalably Encoded Video Over a Wireless Link",  IEEE ICASSP, Montreal, Quebec, May 17-21, 2004 ( paper (pdf) , slides (pdf))

Rodriguez, V., "Quality-Distortion Theory: The Optimal Level of  Distortion when Fidelity is Expensive", ( paper(pdf), slides(pdf) )

Applied Game Theoy (Decentralized bits-per-Joule Maximization)

Rodriguez, V., "Robust Modeling and Analysis for Wireless Data Resource Management", IEEE WCNC, Vol. 2, pp.717- 722, New Orleans, Lousiana, March 16-20, 2003 ( pdf , html )

Rodriguez, V., "Efficient Decentralized Power Control via a Compensation Mechanism" ,  IEEE Sarnoff Symposium, Princeton, New Jersey, April 26-27, 2004 (Extended Abstract(pdf), Paper (pdf), NYMAN Workshop slides(pdf))

Throughput Maximization (with media terminals present)

Rodriguez, V.,  D.J. Goodman and Z. Marantz,  "Power and Data Rate Assignment for Maximal Weighted Throughput in 3G CDMA: A Global Solution with Two Classes of Users",  IEEE WCNCAtlanta, Georgia, March 21-25, 2004 ( pdfslides (pdf))

Rodriguez, V.,  D.J. Goodman, "Optimal Power and Data Rate Assignment when Power-Limited Data and Media  Terminals share a 3G CDMA cell: The 3 Terminal Scenario",  CISS, Princeton University, New Jersey, March 17-19, 2004 ( pdfslides (pdf))

Rodriguez, V., and D.J. Goodman "Power and Data Rate Assignment for Maximal Weighted Throughput: A Dual-Class 3G CDMA Scenario", IEEE ICC, Vol.1, pp. 397-401, Anchorage, Alaska, May 11-15, 2003 ( pdf , html )

Rodriguez, V., and D.J. Goodman "Power and Data Rate Assignment for Maximal Weighted Throughput in 3G CDMA",  IEEE WCNC,Vol.1, pp. 525-31, New Orleans, Lousiana, March 16-20, 2003 ( pdf , html )

Rodriguez, V., and D.J. Goodman "Prioritized Throughput Maximization via Rate and Power Control for 3G CDMA: The 2 Terminal Scenario", Proc. of the 40th Allerton Conference on Communication, Control, and Computing, October 2-4, 2002 (pdfslides(pdf) )

Goodman, D.J., Z.  Marantz, P. Orenstein, V. Rodriguez "Maximizing The Throughput of CDMA Data Communications", To appear,  IEEE VTC, Orlando, FL, October 6-9, 2003 ( pdf )

Capacity of 3G-CDMA System when BS Decode Cooperatively

Rodriguez, V., "The Capacity Region of 3G CDMA Systems with Macrodiversity and Power Constraints",  IEEE WCNC, Vol. 1, pp. 184 -9, New Orleans, Lousiana, March 16-20, 2003 ( abstract (html) , pdf  )

WICAT Technical Reports

Maximizing the Ratio of a Generalized Sigmoid to its Argument ( Abstract ; Paper (pdf , ps )
From Power Levels to Power Ratios and Back: A Change of Domain and its Modeling Implications (Abstract ; Paper (pdf )
Improving a Utility Function for Wireless Data (with D.J. Goodman) ( Abstract ; Paper (pdf )

Other

CDMA-based Switches in the Optical Environment
( Report(pdf) ; slides(pdf) )
Throughput Maximization poster (ca.  Nov 2001)

Discussion of "Capacity Regions of Wireless Ad Hoc Networks", by Toumpis & Goldsmith ( slides(pdf) )
Discussion of "Bits-per-Joule Capacity of Wireless Ad Hoc Networks", by Rodoplu & Meng ( slides(pdf) )