3 papers
cs.IT2026
OFDM Waveform Optimization for Bistatic Integrated Sensing and Communications
Ruolin Du, Zhiqiang Wei, Zai Yang +3
This paper investigates the design of orthogonal frequency-division multiplexing (OFDM) waveforms for bistatic integrated sensing and communication (ISAC) systems. In the considere…
eess.SP2025
Compressive Toeplitz Covariance Estimation From Few-Bit Quantized Measurements With Applications to DOA Estimation
Hongwei Xu, Weichao Zheng, Zai Yang
This paper addresses the problem of estimating the Hermitian Toeplitz covariance matrix under practical hardware constraints of sparse observations and coarse quantization. Within…
eess.SP2025
Bit Efficient Toeplitz Covariance Estimation
Hongwei Xu, Zai Yang
This paper addresses the challenge of Toeplitz covariance matrix estimation from partial entries of random quantized samples. To balance trade-offs among the number of samples, the…