Sciweavers

TWC
2010
13 years 6 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
TSP
2010
13 years 6 months ago
Optimality of beamforming for MIMO multiple access channels via virtual representation
In this paper, we consider the optimality of beamforming for achieving the ergodic capacity of multiple-input multiple-output (MIMO) multiple access channel (MAC) via virtual repre...
Hong Wan, Rong-Rong Chen, Yingbin Liang
MACOM
2010
13 years 6 months ago
On the Performance of Single LDGM Codes for Iterative Data Fusion over the Multiple Access Channel
One of the applications of wireless sensor networks currently undergoing active research focuses on the scenario where the information generated by a data source S is simultaneousl...
Javier Del Ser, Javier Garcia-Frias, Pedro M. Cres...
CORR
2006
Springer
107views Education» more  CORR 2006»
13 years 12 months ago
The Multiple Access Channel with Feedback and Correlated Sources
Abstract-- In this paper, we investigate communication strategies for the multiple access channel with feedback and correlated sources (MACFCS). The MACFCS models a wireless sensor...
Lawrence Ong, Mehul Motani
CORR
2006
Springer
137views Education» more  CORR 2006»
13 years 12 months ago
Achievable Rates for the Multiple Access Channel with Feedback and Correlated Sources
In this paper, we investigate achievable rates on the multiple access channel with feedback and correlated sources (MACFCS). The motivation for studying the MACFCS stems from the ...
Lawrence Ong, Mehul Motani
CORR
2006
Springer
126views Education» more  CORR 2006»
13 years 12 months ago
Power Control for User Cooperation
For a fading Gaussian multiple access channel with user cooperation, we obtain the optimal power allocation policies that maximize the rates achievable by block Markov superpositi...
Onur Kaya, Sennur Ulukus
CORR
2010
Springer
176views Education» more  CORR 2010»
14 years 14 hour ago
On the Capacity of the 2-user Gaussian MAC Interfering with a P2P Link
Abstract--A multiple access channel and a point-to-point channel sharing the same medium for communications are considered. We obtain an outer bound for the capacity region of this...
Anas Chaaban, Aydin Sezgin
CORR
2008
Springer
120views Education» more  CORR 2008»
14 years 16 hour ago
Distributed Joint Source-Channel Coding on a Multiple Access Channel with Side Information
We consider the problem of transmission of several discrete sources over a multiple access channel (MAC) with side information at the sources and the decoder. Source-channel separa...
R. Rajesh, Vinod Sharma
ICTCS
2005
Springer
14 years 5 months ago
Faster Deterministic Wakeup in Multiple Access Channels
We consider the fundamental problem of waking up n processors sharing a multiple access channel. We assume the weakest model of synchronization, the locally synchronous model, in ...
Gianluca De Marco, Marco Pellegrini, Giovanni Sbur...
GLOBECOM
2006
IEEE
14 years 6 months ago
Rateless Codes for the Gaussian Multiple Access Channel
Abstract— We consider communication over the Gaussian multiple access channel (MAC) with unknown set of active users. The proposed multiple access strategy is distributed and ach...
Urs Niesen, Uri Erez, Devavrat Shah, Gregory W. Wo...