Abstract
This paper proposes a comprehensive solution to reduce peak-to-average power ratio (PAPR), cancel out-of-band emission (OOBE), and alleviate the impact of phase noise for precoded orthogonal frequency-division multiplexing (OFDM) systems. Making use of the cancellation and pilot symbols and subcarriers in both data and frequency domains, this solution integrates a number of novel schemes to overcome OFDM's inherent drawbacks and mitigate practical impairments for high speed wireless communications. These schemes include a layered precoding structure, a low complexity OOBE cancellation using both data domain cancellation symbols and frequency domain cancellation subcarriers, and an effective phase noise compensation using data domain pilot symbols. The improved overall system performance of the proposed solution is verified by simulation results.
| Original language | English |
|---|---|
| Title of host publication | ICC 2014 |
| Subtitle of host publication | Proceedings of the 2014 IEEE International Conference on Communications |
| Place of Publication | Piscataway, NJ |
| Publisher | Institute of Electrical and Electronics Engineers (IEEE) |
| Pages | 5932-5937 |
| Number of pages | 6 |
| ISBN (Print) | 9781479920037 |
| DOIs | |
| Publication status | Published - 2014 |
| Externally published | Yes |
| Event | 2014 1st IEEE International Conference on Communications, ICC 2014 - Sydney, NSW, Australia Duration: 10 Jun 2014 → 14 Jun 2014 |
Other
| Other | 2014 1st IEEE International Conference on Communications, ICC 2014 |
|---|---|
| Country/Territory | Australia |
| City | Sydney, NSW |
| Period | 10/06/14 → 14/06/14 |
Keywords
- High speed wireless transmission
- OFDM
- out-of-band emission
- peak-to-average power ratio
- phase noise
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