Faster-than-Nyquist (FTN) signaling is the promising idea that theoretically provides a
significant increase in the spectral efficiency without energy loss. The gain is achieved …

One of the most promising methods for solving the problem of increasing the efficiency of
using the frequency resource of modern wireless communication systems is the application …

This article describes joint use of two improving spectral efficiency algorithms for multi-
frequency signals: SEFDM (Spectrally Efficient Frequency Division Multiplexing) technology …

In the work, studies, and analysis of the synthesis features of optimal signals based on
eigenfunctions were carried out, taking into account the limitations on peak-to-average …

The method of transmitting signals above the Nyquist limit seems to be promising in terms of
increasing bandwidth efficiency, but its practical application is limited by the complexity of …

In the work, determination of electrophoretic mobilities of microspheres by means of dynamic
light scattering has been performed. We compared two types of experimental setup for …

An approach to the problem of increasing the bandwidth efficiency of communication
systems, which has recently received considerable attention, is the introduction of so-called …

The paper is devoted to the study of signals obtained as a solution of the optimization task.
This approach can be used in Faster-Than-Nyquist (FTN) signaling to provide extremely …

This article describes a research of receiver which is part of SDR-modem based on SEFDM-
signals (Spectrally Efficient Frequency Division Multiplexing) with optimal envelopes. Three …

This paper considers the improvement of DVB-S2 system by using bandwidth-efficient
multicomponent signals (MCS) with optimal shaping pulses. Finite optimal pulses are …