Comments on “The Transmitted Signals of OTFS and VOFDM are the Same”
Xiang‐Gen Xia
Abstract
This short note connects OTFS and single transmit antenna VOFDM systems and explains why VOFDM is good to time-varying channels with Doppler spread, which also explains why OTFS is so as well.
Topics & Concepts
Computer scienceTelecommunicationsDoppler effectElectronic engineeringAntenna (radio)Time–frequency analysisEngineeringPhysicsRadarAstronomyPAPR reduction in OFDMOptical Wireless Communication TechnologiesPower Line Communications and Noise