Sciweavers

TWC
2008
66views more  TWC 2008»
13 years 11 months ago
A Power Scaling Analysis of Norm-Based Antenna Selection Techniques
Peter J. Smith, Timothy W. King, Lee M. Garth, Mis...
TWC
2008
150views more  TWC 2008»
13 years 11 months ago
A Unified Cross-Layer Framework for Resource Allocation in Cooperative Networks
Node cooperation is an emerging and powerful solution that can overcome the limitation of wireless systems as well as improve the capacity of the next generation wireless networks....
Wei Chen, Lin Dai, Khaled Ben Letaief, Zhigang Cao
TWC
2008
129views more  TWC 2008»
13 years 11 months ago
Spatial Multiplexing Architectures with Jointly Designed Rate-Tailoring and Ordered BLAST Decoding - Part II: A Practical Method
The study of the class of new spatial multiplexing architectures (SMAs) is continued. As introduced in Part I of this paper, the SMAs consist of joint design of rate and power all...
Yi Jiang, Mahesh K. Varanasi
TWC
2008
93views more  TWC 2008»
13 years 11 months ago
A Distributed Subset Selection Algorithm for a Set of Mobile Links with Power Control
The capacity of a power controlled wireless network can be changing due to user's mobility, fading or shadowing effects. As a result, the quality of service (QOS) of all users...
Chun-Chia Chen, Duan-Shin Lee
TWC
2008
143views more  TWC 2008»
13 years 11 months ago
Mobile Privacy in Wireless Networks-Revisited
Abstract-- With the widespread use of mobile devices, the privacy of mobile location information becomes an important issue. In this paper, we present the requirements on protectin...
Caimu Tang, Dapeng Oliver Wu
TWC
2008
97views more  TWC 2008»
13 years 11 months ago
Impact of Correlation on the Capacity of Multiple Access and Broadcast Channels with MIMO-MRC
Abstract--This paper investigates the capacity of multipleaccess and broadcast channels with MIMO-MRC systems in spatially correlated environments. We present new capacity approxim...
Raymond H. Y. Louie, Matthew R. McKay, Iain B. Col...
TWC
2008
116views more  TWC 2008»
13 years 11 months ago
The performance of multi-user cooperative diversity in an asynchronous CDMA uplink
Abstract--This paper investigates the impact of interuser non-orthogonality and asynchronous communication on the information-outage probability performance of multi-user decode-an...
Kanchan G. Vardhe, Daryl Reynolds, Matthew C. Vale...
TWC
2008
169views more  TWC 2008»
13 years 11 months ago
Antenna subset diversity with non-ideal channel estimation
In modern wireless systems employing diversity techniques, combining all the available diversity branches may not be feasible due to complexity and resource constraints. To allevia...
Wesley M. Gifford, Moe Z. Win, Marco Chiani
TWC
2008
143views more  TWC 2008»
13 years 11 months ago
Broadcasting energy efficiency limits in wireless networks
Broadcasting allows efficient information sharing and fusion in wireless networks. In this paper, the energy efficiency limits in wireless broadcasting, defined as the minimal achi...
Liang Song, Dimitrios Hatzinakos
TWC
2008
107views more  TWC 2008»
13 years 11 months ago
A low complexity user scheduling algorithm for uplink multiuser MIMO systems
A low complexity user scheduling algorithm based on a novel adaptive Markov chain Monte Carlo (AMCMC) method is proposed to achieve the maximal sum capacity in an uplink multiple-i...
Yangyang Zhang, Chunlin Ji, Yi Liu, Wasim Q. Malik...