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Coded Nakagami/Lognormal Shadowing of Trellis Codes for Multicarrier CDMA


Affiliations
1 Department of Electronic and Communication, Radharaman Institute of Technical and Science, Bhopal (M.P), India
 

Space-time trellis codes provide both diversity gain and coding gain. There are two different design criteria proposed for space-time trellis codes (STTCs), namely the rank and determinant criteria (RDC) and the Euclidean distance design criteria (EDC). In this paper, we present the performance of STTCs over Nakagami fading channels. Our results show that the STTCs designed for Rayleigh fading channels and Recian fading channels are also suitable for Nakagami fading channels. Nakagami fading channel models are considered more versatile than other channel models. Gong et al. presented the performance of the STTCs over Nakagami fading channels. In this paper, we also present the performance of the STTCs designed using the EDC over Nakagami fading channels.

Keywords

Nakagami Fading, CDMA Trellis Codes, Losgnormal Shadowing.
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  • Coded Nakagami/Lognormal Shadowing of Trellis Codes for Multicarrier CDMA

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Authors

Anas Iqbal
Department of Electronic and Communication, Radharaman Institute of Technical and Science, Bhopal (M.P), India
Pushpraj Singh Tanwar
Department of Electronic and Communication, Radharaman Institute of Technical and Science, Bhopal (M.P), India
Devesh Pratap Singh
Department of Electronic and Communication, Radharaman Institute of Technical and Science, Bhopal (M.P), India

Abstract


Space-time trellis codes provide both diversity gain and coding gain. There are two different design criteria proposed for space-time trellis codes (STTCs), namely the rank and determinant criteria (RDC) and the Euclidean distance design criteria (EDC). In this paper, we present the performance of STTCs over Nakagami fading channels. Our results show that the STTCs designed for Rayleigh fading channels and Recian fading channels are also suitable for Nakagami fading channels. Nakagami fading channel models are considered more versatile than other channel models. Gong et al. presented the performance of the STTCs over Nakagami fading channels. In this paper, we also present the performance of the STTCs designed using the EDC over Nakagami fading channels.

Keywords


Nakagami Fading, CDMA Trellis Codes, Losgnormal Shadowing.