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- W2168457846 abstract "Estimation of the variance of AWGN is important to the initialization of iterative decoder, such as Turbo code and LDPC code. Hence this paper puts forward a low-complexity and effective blind Gaussian variance estimator for MPSK and MQAM. The algorithm is derived from empirical characteristic function and provides a good un-biased estimation despite the knowledge of modulation type, as is proved by computer simulations." @default.
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- W2168457846 date "2009-12-01" @default.
- W2168457846 modified "2023-09-25" @default.
- W2168457846 title "ECF-based blind Gaussian variance estimation in high-order modulation system" @default.
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- W2168457846 doi "https://doi.org/10.1109/icics.2009.5397643" @default.
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