Sciweavers

772 search results - page 59 / 155
» Channel allocation in wireless data center networks
Sort
View
VTC
2007
IEEE
159views Communications» more  VTC 2007»
14 years 3 months ago
Data Fragmentation Scheme in IEEE 802.15.4 Wireless Sensor Networks
— The IEEE 802.15.4 Medium Access Control (MAC) protocol is designed for low data rate, short distance and low power communication applications such as Wireless Sensor Networks (...
Jongwon Yoon, Hyogon Kim, Jeong-Gil Ko
INFOCOM
2007
IEEE
14 years 3 months ago
Optimal Policies for Distributed Data Aggregation in Wireless Sensor Networks
Abstract— We consider the scenario of distributed data aggregation in wireless sensor networks, where each sensor can obtain and estimate the information of the whole sensing fi...
Zhenzhen Ye, Alhussein A. Abouzeid, Jing Ai
DCC
2009
IEEE
13 years 6 months ago
Wireless Video Transmission: A Single Layer Distortion Optimal Approach
In this paper, we introduce an analytical expression for the expected distortion of a single layer encoded video bit-stream. Based on the expected distortion model, we propose a d...
Negar Nejati, Homayoun Yousefi'zadeh, Hamid Jafark...
IPSN
2004
Springer
14 years 2 months ago
How to distribute sensors in a random field?
In this paper, we study the optimal way of distributing sensors in a random field to minimize the estimation distortion. We show that this problem is equivalent to certain proble...
Xin Zhang, Stephen B. Wicker
ICC
2007
IEEE
142views Communications» more  ICC 2007»
14 years 3 months ago
Turbo Codes Based Image Transmission for Channels with Both Random Errors and Packet Loss
Abstract— In this paper, we propose an unequal error protection (UEP) framework for progressive image transmission over wireless networks with both random errors and packet loss....
Lei Yao, Lei Cao