<abstract xmlns="http://www.w3.org/1999/xhtml"><p>This paper describes a new approach to improve the bit error rate (BER) performance of a multiple-input multiple-output code-division multiple-access (MIMO-CDMA) system over quasi-static Rayleigh fading channels. The system considered employs robust space-time successive interference cancellation detectors and initial-phase optimized Gold codes for the improvement. The results clearly indicate that the use of initial-phase optimized Gold codes can significantly improve the BER performance of the system compared to the performance of a multiuser MIMO-CDMA system with conventional nonoptimized Gold codes. Furthermore, this performance improvement is achieved without any increase in system complexity.</p></abstract>

This paper describes a new approach to improve the bit error rate (BER) performance of a multiple-input multiple-output code-division multiple-access (MIMO-CDMA) system over quasi-static Rayleigh fading channels. The system considered employs robust space-time successive interference cancellation detectors and initial-phase optimized Gold codes for the improvement. The results clearly indicate that the use of initial-phase optimized Gold codes can significantly improve the BER performance of the system compared to the performance of a multiuser MIMO-CDMA system with conventional nonoptimized Gold codes. Furthermore, this performance improvement is achieved without any increase in system complexity.

Improvement of BER performance in MIMO–CDMA systems by using initial–phase optimized gold codes

Department of Electrical & Electronics Engineering, Faculty of Engineering, Erciyes University, 38039, Kayseri, Turkey

Graduate School of Natural and Applied Sciences, Erciyes University, 38039, Kayseri, Turkey

Journal of Electrical Engineering

This paper describes a new approach to improve the bit error rate (BER) performance of a multiple-input multiple-output code-division multiple-access...

Improvement of BER performance in MIMO–CDMA systems by using initial–phase optimized gold codes

Published Online: Mar 09, 2013

Page range: 38 - 43

DOI: https://doi.org/10.2478/jee-2013-0005

Keywords
wireless communications, spread spectrum communications, digital communications, multiple access systems, MIMO-CDMA systems, BER performance improvement, initial-phase optimized Gold codes

This content is open access.

Improvement of BER performance in MIMO–CDMA systems by using initial–phase optimized gold codes

Published Online: Mar 09, 2013

Page range: 38 - 43

DOI: https://doi.org/10.2478/jee-2013-0005

Keywordswireless communications, spread spectrum communications, digital communications, multiple access systems, MIMO-CDMA systems, BER performance improvement, initial-phase optimized Gold codes

This content is open access.

Keywords
wireless communications, spread spectrum communications, digital communications, multiple access systems, MIMO-CDMA systems, BER performance improvement, initial-phase optimized Gold codes