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Interference Cancellation in Cooperative CDMA Networks

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@article{IJASEIT73,
   author = {A. Rajeswari and M. Jayasheela},
   title = {Interference Cancellation in Cooperative CDMA Networks},
   journal = {International Journal on Advanced Science, Engineering and Information Technology},
   volume = {1},
   number = {4},
   year = {2011},
   pages = {351--356},
   keywords = {CDMA; Maximal Length Sequences; Cooperative Communication; Multi User Detection Schemes (MUD)},
   abstract = {The wireless communication networks are subjected to multi access interference and multipath fading. To minimize the interference cancellation in CDMA networks, multiple user detection schemes and cooperative communication networks are used. consider the uplink of a cooperative CDMA network, where users cooperate by relaying each other’s messages to the base station. When spreading waveforms are not orthogonal, multiple access interference (MAI) exists at the relays and the destination, causing cooperative diversity gains to diminish. To overcome this problem, we integrate various multiuser detection (MUD) schemes to mitigate MAI in achieving the full advantages of cooperation. Specifically, the relay-assisted decorrelating multiuser detector (RADMUD) is proposed to separate interfering signals at the destination with the help of precoding at the relays along with pre-whitening at the destination. In this paper we examined the BER performance of various MUD schemes are analyzed and compared with cooperative system. The advantages of RAD-MUD with co-operative communication shows better BER performance compared with non co-operative wireless communication system and other existing cooperative MUD schemes are also shown through MATLAB Simulations.},
   issn = {2088-5334},
   publisher = {INSIGHT - Indonesian Society for Knowledge and Human Development},
   url = {http://ijaseit.insightsociety.org/index.php?option=com_content&view=article&id=9&Itemid=1&article_id=73},
   doi = {10.18517/ijaseit.1.4.73}
}

EndNote

%A Rajeswari, A.
%A Jayasheela, M.
%D 2011
%T Interference Cancellation in Cooperative CDMA Networks
%B 2011
%9 CDMA; Maximal Length Sequences; Cooperative Communication; Multi User Detection Schemes (MUD)
%! Interference Cancellation in Cooperative CDMA Networks
%K CDMA; Maximal Length Sequences; Cooperative Communication; Multi User Detection Schemes (MUD)
%X The wireless communication networks are subjected to multi access interference and multipath fading. To minimize the interference cancellation in CDMA networks, multiple user detection schemes and cooperative communication networks are used. consider the uplink of a cooperative CDMA network, where users cooperate by relaying each other’s messages to the base station. When spreading waveforms are not orthogonal, multiple access interference (MAI) exists at the relays and the destination, causing cooperative diversity gains to diminish. To overcome this problem, we integrate various multiuser detection (MUD) schemes to mitigate MAI in achieving the full advantages of cooperation. Specifically, the relay-assisted decorrelating multiuser detector (RADMUD) is proposed to separate interfering signals at the destination with the help of precoding at the relays along with pre-whitening at the destination. In this paper we examined the BER performance of various MUD schemes are analyzed and compared with cooperative system. The advantages of RAD-MUD with co-operative communication shows better BER performance compared with non co-operative wireless communication system and other existing cooperative MUD schemes are also shown through MATLAB Simulations.
%U http://ijaseit.insightsociety.org/index.php?option=com_content&view=article&id=9&Itemid=1&article_id=73
%R doi:10.18517/ijaseit.1.4.73
%J International Journal on Advanced Science, Engineering and Information Technology
%V 1
%N 4
%@ 2088-5334

IEEE

A. Rajeswari and M. Jayasheela,"Interference Cancellation in Cooperative CDMA Networks," International Journal on Advanced Science, Engineering and Information Technology, vol. 1, no. 4, pp. 351-356, 2011. [Online]. Available: http://dx.doi.org/10.18517/ijaseit.1.4.73.

RefMan/ProCite (RIS)

TY  - JOUR
AU  - Rajeswari, A.
AU  - Jayasheela, M.
PY  - 2011
TI  - Interference Cancellation in Cooperative CDMA Networks
JF  - International Journal on Advanced Science, Engineering and Information Technology; Vol. 1 (2011) No. 4
Y2  - 2011
SP  - 351
EP  - 356
SN  - 2088-5334
PB  - INSIGHT - Indonesian Society for Knowledge and Human Development
KW  - CDMA; Maximal Length Sequences; Cooperative Communication; Multi User Detection Schemes (MUD)
N2  - The wireless communication networks are subjected to multi access interference and multipath fading. To minimize the interference cancellation in CDMA networks, multiple user detection schemes and cooperative communication networks are used. consider the uplink of a cooperative CDMA network, where users cooperate by relaying each other’s messages to the base station. When spreading waveforms are not orthogonal, multiple access interference (MAI) exists at the relays and the destination, causing cooperative diversity gains to diminish. To overcome this problem, we integrate various multiuser detection (MUD) schemes to mitigate MAI in achieving the full advantages of cooperation. Specifically, the relay-assisted decorrelating multiuser detector (RADMUD) is proposed to separate interfering signals at the destination with the help of precoding at the relays along with pre-whitening at the destination. In this paper we examined the BER performance of various MUD schemes are analyzed and compared with cooperative system. The advantages of RAD-MUD with co-operative communication shows better BER performance compared with non co-operative wireless communication system and other existing cooperative MUD schemes are also shown through MATLAB Simulations.
UR  - http://ijaseit.insightsociety.org/index.php?option=com_content&view=article&id=9&Itemid=1&article_id=73
DO  - 10.18517/ijaseit.1.4.73

RefWorks

RT Journal Article
ID 73
A1 Rajeswari, A.
A1 Jayasheela, M.
T1 Interference Cancellation in Cooperative CDMA Networks
JF International Journal on Advanced Science, Engineering and Information Technology
VO 1
IS 4
YR 2011
SP 351
OP 356
SN 2088-5334
PB INSIGHT - Indonesian Society for Knowledge and Human Development
K1 CDMA; Maximal Length Sequences; Cooperative Communication; Multi User Detection Schemes (MUD)
AB The wireless communication networks are subjected to multi access interference and multipath fading. To minimize the interference cancellation in CDMA networks, multiple user detection schemes and cooperative communication networks are used. consider the uplink of a cooperative CDMA network, where users cooperate by relaying each other’s messages to the base station. When spreading waveforms are not orthogonal, multiple access interference (MAI) exists at the relays and the destination, causing cooperative diversity gains to diminish. To overcome this problem, we integrate various multiuser detection (MUD) schemes to mitigate MAI in achieving the full advantages of cooperation. Specifically, the relay-assisted decorrelating multiuser detector (RADMUD) is proposed to separate interfering signals at the destination with the help of precoding at the relays along with pre-whitening at the destination. In this paper we examined the BER performance of various MUD schemes are analyzed and compared with cooperative system. The advantages of RAD-MUD with co-operative communication shows better BER performance compared with non co-operative wireless communication system and other existing cooperative MUD schemes are also shown through MATLAB Simulations.
LK http://ijaseit.insightsociety.org/index.php?option=com_content&view=article&id=9&Itemid=1&article_id=73
DO  - 10.18517/ijaseit.1.4.73