Diversity and Multiplexing Tradeoff in General Fading Channels

  • Authors:
  • Lei Zhao;Wei Mo;Yao Ma;Zhengdao Wang

  • Affiliations:
  • Dept. of Electr. & Comput. Eng., Iowa State Univ., Ames, IA;-;-;-

  • Venue:
  • IEEE Transactions on Information Theory
  • Year:
  • 2007

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Abstract

The optimal tradeoff between diversity gain and multiplexing gain for multiple-inputmultiple-output (MIMO) channels has been studied recently under the independent and identically distributed (i.i.d.) Rayleigh-fading assumption. In this correspondence, this result is extended and the optimal tradeoff performance is derived for generalized fading channel conditions, including different fading types, nonidentical fading distributions, spatial correlation, and nonzero channel means. Our results include many known models as special cases and shed light on the effects of different channel parameters on the optimal tradeoff performance