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» Dynamic Rate Allocation in Fading Multiple-access Channels
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TWC
2008
119views more  TWC 2008»
13 years 7 months ago
Flow-level performance of opportunistic OFDM-TDMA and OFDMA networks
Abstract--In this paper, the flow-level performance of opportunistic scheduling in orthogonal frequency division multiplexing (OFDM) networks is studied. The analysis accounts for ...
Lei Lei, Chuang Lin, Jun Cai, Xuemin Shen
ICC
2007
IEEE
175views Communications» more  ICC 2007»
14 years 2 months ago
Cooperative Diversity for Virtual MIMO System in Geometry-Based Stochastic Channel Model
—Cooperative diversity is effectively used to combat the correlated fading. In the existing papers on cooperative diversity, the fading channels are idealistically assumed to be ...
Hongtao Zhang, Geng-Sheng Kuo
INFOCOM
1997
IEEE
14 years 14 hour ago
Collision Avoidance and Resolution Multiple Access with Transmission Groups
The CARMA-NTG protocol is presented and analyzed. CARMA-NTG dynamically divides the channel into cycles of variable length; each cycle consists of a contention period and a group-...
Rodrigo Garcés, J. J. Garcia-Luna-Aceves
TWC
2010
13 years 2 months ago
Joint channel estimation and resource allocation for MIMO systems-part II: multi-user and numerical analysis
This is the second part of a two-part paper on the joint channel estimation and resource allocation problem in MIMO systems with noisy channel estimation at the receiver side and p...
Alkan Soysal, Sennur Ulukus
TWC
2008
129views more  TWC 2008»
13 years 7 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