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» Packet combining in sensor networks
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WICON
2008
15 years 6 months ago
Optimal stochastic routing in low duty-cycled wireless sensor networks
We study a routing problem in wireless sensor networks where sensors are duty-cycled. When sensors alternate between on and off modes, delay encountered in packet delivery due to ...
Dongsook Kim, Mingyan Liu
139
Voted
SAC
2010
ACM
16 years 3 days ago
Analysis of collision probability in unsaturated situation
A large number of the MAC protocols proposed for establishing wireless sensor networks are based on the 802.11 standard. The trade-off in these protocols is the control packet ov...
Qian Dong, Waltenegus Dargie
DFT
2004
IEEE
174views VLSI» more  DFT 2004»
15 years 9 months ago
Defect Avoidance in a 3-D Heterogeneous Sensor
A 3D Heterogeneous Sensor using a stacked chip is investigated. Optical Active Pixel Sensor and IR Bolometer detectors are combined to create a multispectral pixel for aligned col...
Glenn H. Chapman, Vijay K. Jain, Shekhar Bhansali
SIGMOD
2002
ACM
236views Database» more  SIGMOD 2002»
16 years 5 months ago
The Cougar Approach to In-Network Query Processing in Sensor Networks
The widespread distribution and availability of smallscale sensors, actuators, and embedded processors is transforming the physical world into a computing platform. One such examp...
Yong Yao, Johannes Gehrke
165
Voted
GLOBECOM
2008
IEEE
15 years 11 months ago
Cross-Layer Design of Optimal Adaptation Technique over Selection-Combining Diversity Nakagami-m Fading Channels
— Adaptive modulation and antenna diversity are two important enabling techniques for future wireless network to meet demand for high data rate transmission. We study a Markov de...
Ashok K. Karmokar, Vijay K. Bhargava