Search Results for author: Fengzhong Qu

Found 5 papers, 0 papers with code

One-Bit-Aided Modulo Sampling for DOA Estimation

no code implementations10 Sep 2023 Qi Zhang, Jiang Zhu, Fengzhong Qu, De Wen Soh

To overcome this fundamental bottleneck, we propose a one-bit-aided (1bit-aided) modulo sampling scheme for direction-of-arrival (DOA) estimation.

Decoder Quantization

Line Spectrum Estimation and Detection with Few-bit ADCs: Theoretical Analysis and Generalized NOMP Algorithm

no code implementations2 Jul 2023 Jiang Zhu, Hansheng Zhang, Ning Zhang, Jun Fang, Fengzhong Qu

As radar systems will be equipped with thousands of antenna elements and wide bandwidth, the associated costs and power consumption become exceedingly high, primarily attributed to the high-precision (e. g., 10-12 bits) analog-to-digital converters (ADCs).

Quantization Super-Resolution

Information-Preserved Blending Method for Forward-Looking Sonar Mosaicing in Non-Ideal System Configuration

no code implementations10 Dec 2022 Jiayi Su, Xingbin Tu, Fengzhong Qu, Yan Wei

Forward-Looking Sonar (FLS) has started to gain attention in the field of near-bottom close-range underwater inspection because of its high resolution and high framerate features.

Line Spectral Estimation via Unlimited Sampling

no code implementations28 Oct 2022 Qi Zhang, Jiang Zhu, Fengzhong Qu, De Wen Soh

In addition, a two-stage US LSE (USLSE) is proposed, where the line spectral signal is first recovered by iteratively executing DP and OMP, and then the parameters are estimated by applying a state-of-the-art LSE algorithm.

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