Graduate School and Research Center In communication systems

Relay-aided interference neutralization for the multiuser uplink-downlink asymmetric setting

Chen, Jinyuan; Elia, Petros; Knopp, Raymond

ISIT 2011, IEEE International Symposium on Information Theory, July 31-August 5, 2011, Saint-Petersburg, Russia

In the context of multiuser relay-aided multi-way communications, we identify and meet the optimal degrees of freedom (DOF) for different multiuser uplink-downlink settings of practical importance. Under the imposed constraint of using simple linear techniques, the proposed solutions draw from interference-neutralization (IN) methods which linearly manipulate signals in time and space, and manage to reduce the effect of multiuser interference and of the half-duplex constraint. Focus is placed on asymmetric settings where the connectivity, size and rate of the uplink and downlink groups may vary.                

Document Doi Bibtex

Type:Conference
Language:English
City:Saint-Petersburg
Country:RUSSIAN FEDERATION
Date:
Department:Mobile Communications
Eurecom ref:3439
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Bibtex: @inproceedings{EURECOM+3439, doi = {http://dx.doi.org/10.1109/ISIT.2011.6034051 }, year = {2011}, title = {{R}elay-aided interference neutralization for the multiuser uplink-downlink asymmetric setting}, author = {{C}hen, {J}inyuan and {E}lia, {P}etros and {K}nopp, {R}aymond}, booktitle = {{ISIT} 2011, {IEEE} {I}nternational {S}ymposium on {I}nformation {T}heory, {J}uly 31-{A}ugust 5, 2011, {S}aint-{P}etersburg, {R}ussia}, address = {{S}aint-{P}etersburg, {RUSSIAN} {FEDERATION}}, month = {07}, url = {http://www.eurecom.fr/publication/3439} }
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