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TWC
2008
98views more  TWC 2008»
15 years 6 months ago
Resource Allocation for Delay Differentiated Traffic in Multiuser OFDM Systems
Abstract-- Most existing work on adaptive allocation of subcarriers and power in multiuser OFDM systems has focused on homogeneous traffic consisting of delay-constrained data (gua...
Meixia Tao, Ying-Chang Liang, Fan Zhang
TWC
2008
156views more  TWC 2008»
15 years 6 months ago
Dynamic Bandwidth Allocation for QoS Provisioning in IEEE 802.16 Networks with ARQ-SA
In this paper, bandwidth allocation, in terms of distributing available data slots among different users, is studied for QoS provisioning in IEEE 802.16 networks. By considering th...
Weiwei Wang, Zihua Guo, Xuemin Shen, Changjia Chen...
TWC
2008
126views more  TWC 2008»
15 years 6 months ago
Quadratic forms in normal RVs: theory and applications to OSTBC over hoyt fading channels
In this paper, the statistics of quadratic forms in normal random variables (RVs) are studied and their impact on performance analysis of wireless communication systems is explored...
George A. Ropokis, Athanasios A. Rontogiannis, P. ...
TWC
2008
155views more  TWC 2008»
15 years 6 months ago
Distributed sensor network localization using SOCP relaxation
The goal of the sensor network localization problem is to determine positions of all sensor nodes in a network given certain pairwise noisy distance measurements and some anchor no...
Seshan Srirangarajan, Ahmed H. Tewfik, Zhi-Quan Lu...
WINET
2008
77views more  WINET 2008»
15 years 6 months ago
VE-mobicast: a variant-egg-based mobicast routing protocol for sensornets
In this paper, we present a new "spatiotemporal multicast", called a "mobicast", protocol for supporting applications which require spatiotemporal coordination...
Yuh-Shyan Chen, Shin-Yi Ann, Yun-Wei Lin