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Extended OVSF for MIMO-CDMA System  

Lee, Kwank-Jae (Department of Inform. & Telecomm. Engineering, Hanlyo University)
Hou, Jia (Institute of Information & Communication, Chonbuk National University)
Lee, Moon-Ho (Institute of Information & Communication, Chonbuk National University)
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Abstract
Two-dimensional orthogonal variable spreading codes are presented far multiplexing of forward link in direct sequence code division multiple access(DS-CDMA) multiple antennas system. The bit error rate(BER) performance under a multi-user environment fur the additive white Gaussian noise(AWGN) channel and Rayleigh fading MIMO channel are evaluated. The results demonstrate that the proposed scheme could provide flexible rates and lower peak correlation values.
Keywords
MIMO; OVSF; CDMA;
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