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» Rate and Power Allocation in Fading Multiple Access Channels
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TWC
2010
15 years 12 days ago
Joint power allocation and relay selection for multiuser cooperative communication
User cooperation, whereby multiple users share their antennas and transmit to a common destination in a collaborative manner, has been shown to be an effective way to achieve spat...
Kanchan G. Vardhe, Daryl Reynolds, Brian D. Woerne...
COMSWARE
2007
IEEE
16 years 2 days ago
Sequence Design for Symbol-Asynchronous CDMA with Power or Rate Constraints
— Sequence design and resource allocation for a symbol-asynchronous chip-synchronous code division multiple access (CDMA) system is considered in this paper. A simple lower bound...
Jyothiram Kasturi, Rajesh Sundaresan
VTC
2007
IEEE
128views Communications» more  VTC 2007»
16 years 5 hour ago
Performance of Space-Code-Division Multiple-Access Systems Using Reduced-Rank Detection
Abstract—In this contribution the performance of multipleinput multiple-output space-division, code-division multipleaccess (MIMO SCDMA) is investigated, when the low-complexity ...
Jiliang Zhang, Lie-Liang Yang
ICASSP
2011
IEEE
14 years 9 months ago
Resource allocation for OFDMA cognitive radios under channel uncertainty
A weighted sum-rate maximization problem is considered for an access point (AP) allocating resources to wireless cognitive radios (CRs) communicating using orthogonal frequency-di...
Seung-Jun Kim, Nasim Yahya Soltani, Georgios B. Gi...
TWC
2008
106views more  TWC 2008»
15 years 5 months ago
Spatial Multiplexing Architectures with Jointly Designed Rate-Tailoring and Ordered BLAST Decoding - Part I: Diversity-Multiplex
Abstract-- The V-BLAST (vertical Bell Labs layered Space-Time) architecture involves independent coding/decoding per antenna (layer) with equal rate and power per antenna and a fix...
Yi Jiang, Mahesh K. Varanasi