Abstract
The influence of nonlinear high power amplifier (HPA) at transmit side on single-and multi-carrier block transmission systems is studied in wireless mutipath environments. We consider the single carrier block transmission with frequency domain equalization (SC-FDE), OFDM and MC-CDMA. The effective signal-to-noise ratio (SNR) and SNR penalty caused by the nonlinearity are derived and analyzed. In addition, bit-error rate performance is simulated and compared for various constellations in different channel conditions. The results show that SC-FDE is a robust solution to the nonlinear effect appeared at transmitter side, compared with OFDM and MC-CDMA. MC-CDMA only achieves similar performance as SC-FDE in case of sufficiently high input power backoff, especially for lower constellations. Moreover, the SNR penalty obtained from simulations for SC-FDE and MC-CDMA has a good agreement with that analytically predicted.
| Original language | English |
|---|---|
| Title of host publication | Proceedings of the 14th Annual Symposium on Communications and Vehicular Technology in the Benelux (IEEE SCVT 2007), |
| Place of Publication | Piscataway |
| Publisher | Institute of Electrical and Electronics Engineers |
| Number of pages | 7 |
| ISBN (Print) | 978-1-4244-1369-0 |
| DOIs | |
| Publication status | Published - 2007 |
| Event | 14th IEEE Symposium on Communications and Vehicular Technology in the Benelux (IEEE SCVT 2007) - Delft, Netherlands Duration: 15 Nov 2007 → 15 Nov 2007 Conference number: 14 |
Conference
| Conference | 14th IEEE Symposium on Communications and Vehicular Technology in the Benelux (IEEE SCVT 2007) |
|---|---|
| Abbreviated title | IEEE SCVT 2007 |
| Country/Territory | Netherlands |
| City | Delft |
| Period | 15/11/07 → 15/11/07 |
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