Peak-to-average power ratio reduction in space-time block coded multi-input multi-output orthogonal frequency division multiplexing systems using a small overhead selective mapping scheme
The selective mapping (SLM) scheme is one of the most popular peak-to-average power ratio (PAPR) reduction techniques proposed for multi-input multi-output orthogonal frequency division multiplexing (MIMO-OFDM) systems. One of the major disadvantages of this scheme is the need for the transmission of side information ( SI) bits to enable the receiver to recover the transmitted data. The authors present a small overhead SLM (s-SLM) scheme for space-time block coded (STBC) MIMO-OFDM systems. This proposed scheme improves the system bandwidth efficiency and achieves a significantly lower bit error rate (BER) than the individual SLM (i-SLM) and direct SLM (d-SLM) schemes. In addition, approximate expressions for the complementary cumulative distribution function (CCDF) of the PAPR and the average BER of the proposed s-SLM scheme are derived. The simulation results show that the proposed s-SLM scheme improves the detection probability of the SI bits and hence gives a better performance than the i-SLM and the d-SLM schemes.
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Univ Malaya, Dept Elect Engn, Fac Engn, Kuala Lumpur 50603, Malaysia
Univ Technol Baghdad, Laser & Optoelect Dept, Baghdad 10066, IraqUniv Malaya, Dept Elect Engn, Fac Engn, Kuala Lumpur 50603, Malaysia
Hmood, Jassim K.
Noordin, Kamarul A.
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Univ Malaya, Dept Elect Engn, Fac Engn, Kuala Lumpur 50603, MalaysiaUniv Malaya, Dept Elect Engn, Fac Engn, Kuala Lumpur 50603, Malaysia
Noordin, Kamarul A.
Arof, Hamzah
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Univ Malaya, Dept Elect Engn, Fac Engn, Kuala Lumpur 50603, MalaysiaUniv Malaya, Dept Elect Engn, Fac Engn, Kuala Lumpur 50603, Malaysia
Arof, Hamzah
Harun, Sulaiman W.
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Univ Malaya, Dept Elect Engn, Fac Engn, Kuala Lumpur 50603, Malaysia
Univ Malaya, Photon Res Ctr, Kuala Lumpur 50603, MalaysiaUniv Malaya, Dept Elect Engn, Fac Engn, Kuala Lumpur 50603, Malaysia
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Univ Lusofona Humanidades & Tecnol, Campo Grande 376, P-1749024 Lisbon, Portugal
CTS UNINOVA, Campus FCT UNL, P-2829516 Monte De Caparica, Caparica, PortugalUniv Lusofona Humanidades & Tecnol, Campo Grande 376, P-1749024 Lisbon, Portugal
Beko, Marko
Marikj, Milica
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Univ Nova Lisboa, CTS UNINOVA, Fac Ciencias & Tecnol, Dept Engn Electrotecn, P-2829516 Caparica, PortugalUniv Lusofona Humanidades & Tecnol, Campo Grande 376, P-1749024 Lisbon, Portugal
Marikj, Milica
Dinis, Rui
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Univ Nova Lisboa, CTS UNINOVA, Fac Ciencias & Tecnol, Dept Engn Electrotecn, P-2829516 Caparica, Portugal
Inst Telecomunicacoes, Ave Rovisco Pais 1, P-1049001 Lisbon, PortugalUniv Lusofona Humanidades & Tecnol, Campo Grande 376, P-1749024 Lisbon, Portugal
Dinis, Rui
Tuba, Milan
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John Naisbitt Univ, Fac Comp Sci, Bulevar Umetnosti 29, Belgrade 11070, SerbiaUniv Lusofona Humanidades & Tecnol, Campo Grande 376, P-1749024 Lisbon, Portugal