Sciweavers

211 search results - page 4 / 43
» Dynamic Rate Allocation in Fading Multiple-access Channels
Sort
View
CORR
2008
Springer
83views Education» more  CORR 2008»
13 years 7 months ago
Resource Allocation in Multiple Access Channels
We consider the problem of rate allocation in a Gaussian multiple-access channel, with the goal of maximizing a utility function over transmission rates. In contrast to the literat...
Ali ParandehGheibi, Atilla Eryilmaz, Asuman E. Ozd...
INFOCOM
2010
IEEE
13 years 6 months ago
Throughput Analysis of Multiple Access Relay Channel under Collision Model
—Despite much research on the throughput of relaying networks under idealized interference models, many practical wireless networks rely on physical-layer protocols that preclude...
Seyed A. Hejazi, Ben Liang
GLOBECOM
2006
IEEE
14 years 1 months ago
Optimal Resource Allocation via Geometric Programming for OFDM Broadcast and Multiple Access Channels
Abstract— For multi-user orthogonal frequency division multiplexing (OFDM) systems, efficient optimal rate and power allocation algorithms are presented via geometric programmin...
Kibeom Seong, David D. Yu, Youngjae Kim, John M. C...
ICC
2009
IEEE
124views Communications» more  ICC 2009»
14 years 2 months ago
Power Optimal Signaling for Fading Multi-Access Channel in Presence of Coding Gap
—In a multi-access fading channel, dynamic allocation of bandwidth, transmission power and rates is an important aspect to counter the detrimental effect of time-varying nature o...
Ankit Sethi, Prasanna Chaporkar, Abhay Karandikar
ICC
2007
IEEE
160views Communications» more  ICC 2007»
14 years 2 months ago
Adaptive Game-Based Radio Spectrum Allocation in Doubly Selective Fading Channels
— For cognitive radio networks, a popular approach to dynamic spectrum allocation (DSA) is game theoretic, which improves spectrum efficiency in a distributed manner. In a doubl...
Duo Zhang, Zhi Tian