The paper derives the first MIMO Zak-OTFS system model from the physical channel, proposes DD-domain channel estimation, and reports SNR/Doppler crossover points versus CP-OFDM under CDL-C simulations.
Zak-OTFS: Pulse Shaping and the Tradeoff between Time/Bandwidth Expansion and Predictability
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Sinc and Gaussian-sinc filters yield narrower main lobes in Zak-OTFS self-ambiguity functions, improving resolvability for dense targets with peak-detection receivers while Gaussian excels in sparse scenes due to low sidelobes.
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MIMO Zak-OTFS: Channel Estimation, Detection, and Throughput Analysis
The paper derives the first MIMO Zak-OTFS system model from the physical channel, proposes DD-domain channel estimation, and reports SNR/Doppler crossover points versus CP-OFDM under CDL-C simulations.
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On the Effect of Pulse Shaping Filters in Zak-OTFS Waveform for Radar Sensing
Sinc and Gaussian-sinc filters yield narrower main lobes in Zak-OTFS self-ambiguity functions, improving resolvability for dense targets with peak-detection receivers while Gaussian excels in sparse scenes due to low sidelobes.
- Zak-OTFS: A Predictable Physical Layer for Communications and Sensing