Orthogonal Time Frequency Space (OTFS) Modulation
Conventional modulation schemes (e.g., OFDM) E ect of high Dopplers in conventional modulation 2 Wireless channel representation Time{frequency representation Time{delay representation Delay{Doppler representation 3 OTFS modulation Signaling in the delay{Doppler domain Compatibility with OFDM architecture (IISc.
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