User profiles for Sumit Roy
Ultrawideband radio design: The promise of high-speed, short-range wireless connectivity
S Roy, JR Foerster, VS Somayazulu… - Proceedings of the …, 2004 - ieeexplore.ieee.org
The paper provides a tutorial overview of ultrawideband (UWB) radio technology for high-speed
wireless connectivity. Subsequent to establishing a historical and technological context, …
wireless connectivity. Subsequent to establishing a historical and technological context, …
ns-3 project goals
TR Henderson, S Roy, S Floyd, GF Riley - … of the 2006 Workshop on ns …, 2006 - dl.acm.org
This paper reports on the project plan to develop a new major version of the popular ns-2
networking simulator. The authors have organized an NSF-funded, four-year community …
networking simulator. The authors have organized an NSF-funded, four-year community …
Capacity of MIMO systems with semicorrelated flat fading
The primary contribution of this work lies in the derivation of the exact characteristic function
(and hence, the mean and variance) of the capacity of multiple-input multiple-output (MIMO) …
(and hence, the mean and variance) of the capacity of multiple-input multiple-output (MIMO) …
Data mules: Modeling and analysis of a three-tier architecture for sparse sensor networks
This paper presents and analyzes a three-tier architecture for collecting sensor data in sparse
sensor networks. Our approach exploits the presence of mobile entities (called MULEs) …
sensor networks. Our approach exploits the presence of mobile entities (called MULEs) …
Exploiting mobility for energy efficient data collection in wireless sensor networks
We analyze an architecture based on mobility to address the problem of energy efficient data
collection in a sensor network. Our approach exploits mobile nodes present in the sensor …
collection in a sensor network. Our approach exploits mobile nodes present in the sensor …
Decentralized structures for parallel Kalman filtering
HR Hashemipour, S Roy… - IEEE Transactions on …, 1988 - ieeexplore.ieee.org
Various multisensor network scenarios with signal processing tasks that are amenable to
multiprocessor implementation are described. The natural origins of such multitasking are …
multiprocessor implementation are described. The natural origins of such multitasking are …
Performance and exhaust emissions prediction of a CRDI assisted single cylinder diesel engine coupled with EGR using artificial neural network
The present study explores the potential of artificial neural network to predict the performance
and exhaust emissions of an existing single cylinder four-stroke CRDI engine under …
and exhaust emissions of an existing single cylinder four-stroke CRDI engine under …
—invited paper—backscatter communication and RFID: Coding, energy, and MIMO analysis
Radio Frequency IDentification (RFID) is intended to supplant legacy (optical) bar code
scanning technology found in many logistic and retail applications. RFID is distinguished by …
scanning technology found in many logistic and retail applications. RFID is distinguished by …
Battery-free wireless identification and sensing
The Wireless Identification and Sensing Platform (WISP) project explores an approach to
provide power for sensor networks, based on passive radio-frequency-identification technology…
provide power for sensor networks, based on passive radio-frequency-identification technology…
On joint transmitter and receiver optimization for multiple-input-multiple-output (MIMO) transmission systems
J Yang, S Roy - IEEE Transactions on Communications, 1994 - ieeexplore.ieee.org
The problem of joint transmitter and receiver optimization for MIMO systems under the mean-squared
error (MSE) criterion is revisited. We address the general problem of N (number of …
error (MSE) criterion is revisited. We address the general problem of N (number of …