Abstract
Usage of faster than Nyquist signaling (FTN) in practice is limited by the complexity of the formation and detection devices. Optimal FTN pulses may be formed via digital non-recursive filters. One of the important parameters that affect the performance of such devices is the number of quantization levels. In this paper, the influence of the number of quantization levels for optimal FTN signals with pulse-amplitude modulation on spectral characteristics, correlation properties and the probability of error detection is investigated. It is shown that at least 64 quantization levels should be chosen to provide almost potential bit error rate performance and additional spectral quantization noise about - 40 dB for volumes of channel alphabet upto 8. Decreasing the volume of channel alphabet allows reducing the requirements for the number of quantization levels.
| Original language | English |
|---|---|
| Article number | 012027 |
| Number of pages | 7 |
| Journal | Journal of Physics Conference Series |
| Volume | 1326 |
| Issue number | 1 |
| DOIs | |
| Publication status | Published - 25 Oct 2019 |
| Publication type | A1 Journal article-refereed |
| Event | International Youth Conference on Electronics, Telecommunications and Information Technologies - St. Petersburg, Russian Federation Duration: 11 Jul 2019 → 12 Jul 2019 |
Funding
The results of the work were obtained under the grant of the President of the Russian Federation for state support of young Russian scientists (agreement МК-1571.2019.8 №075-15-2019-1155) and used computational resources of Peter the Great Saint-Petersburg Polytechnic University Supercomputing Center (http://www.scc.spbstu.ru).
Publication forum classification
- Publication forum level 1
ASJC Scopus subject areas
- General Physics and Astronomy
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