Full-Duplex Multifunction Transceiver With Joint Constant Envelope Transmission And Wideband Reception
Jaakko Marin, Micael Bernhardt, Taneli Riihonen
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This paper introduces and justifies a novel system concept that consists of full-duplex transceivers and uses a multifunction signal for simultaneous two-way communication, jamming and sensing tasks. The proposed device structure and waveform enable simple-yet-effective interference suppression at the cost of being limited to constant-envelope transmission---this is a weakness only for the communication functionality that becomes limited to frequency-shift keying (FSK) while frequency-modulated continuous wave (FMCW) waveforms are effective for jamming and sensing purposes. We show how the transmission and reception as well as different interference and distortion compensation procedures are implemented in such multifunction transceivers. The system could be also applied for simultaneous spectrum monitoring with the above functions. Finally, we showcase the expected performance of such a system through numerical results.
Chairs:
Yonina Eldar