Sciweavers

30 search results - page 4 / 6
» Dynamic power control in a fading downlink channel subject t...
Sort
View
TCOM
2008
110views more  TCOM 2008»
13 years 7 months ago
Cross-layer Adaptive Transmission: Optimal Strategies in Fading Channels
We consider cross-layer adaptive transmission for a single-user system with stochastic data traffic and a timevarying wireless channel. The objective is to vary the transmit power ...
Anh Tuan Hoang, Mehul Motani
CORR
2007
Springer
126views Education» more  CORR 2007»
13 years 7 months ago
The effect of fading, channel inversion, and threshold scheduling on ad hoc networks
—This paper addresses three issues in the field of ad hoc network capacity: the impact of i) channel fading, ii) channel inversion power control, and iii) threshold–based sche...
Steven Weber, Jeffrey G. Andrews, Nihar Jindal
CORR
2010
Springer
195views Education» more  CORR 2010»
13 years 2 months ago
Energy Optimal Transmission Scheduling in Wireless Sensor Networks
One of the main issues in the design of sensor networks is energy efficient communication of time-critical data. Energy wastage can be caused by failed packet transmission attempts...
Rahul Srivastava, Can Emre Koksal
INFOCOM
2011
IEEE
12 years 11 months ago
Optimal power control in Rayleigh-fading heterogeneous networks
—Heterogeneous wireless networks employ varying degrees of network coverage using power control in a multi-tier configuration, where low-power femtocells are used to enhance per...
Chee Wei Tan
ISLPED
2006
ACM
109views Hardware» more  ISLPED 2006»
14 years 1 months ago
Power reduction of multiple disks using dynamic cache resizing and speed control
This paper presents an energy-conservation method for multiple disks and their cache memory. Our method periodically resizes the cache memory and controls the rotation speeds unde...
Le Cai, Yung-Hsiang Lu