Waveform design solutions for EHF broadband satellite communications

Mauro De Sanctis, Ernestina Cianca, Tommaso Rossi, Claudio Sacchi, Lorenzo Mucchi, Ramjee Prasad

IEEE Communications Magazine · 2015 · 61 citations · 10 references

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Abstract

The problematic RF environment experienced by broadband satellite communications at EHF frequency bands, in particular Q/W bands, call for the use of novel waveforms. This paper presents a detailed comparison of several waveforms in presence of nonlinear distortions and typical values of phase noise introduced at Q/W band. Two main types of waveforms have been compared: Constant Envelope multicarrier waveforms (CE-OFDM and CE-SCFDMA) and single carrier impulse-based waveforms (TH-UWB, DS-UWB and PSWF-based PSM). This comparison will allow to draw some practical guidelines for the waveforms design of EHF broadband satellite communications.

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