no code implementations • 13 Mar 2024 • Arian Eamaz, Farhang Yeganegi, Yunqiao Hu, Mojtaba Soltanalian, Shunqiao Sun
This paper investigates the effects of coarse quantization with mixed precision on measurements obtained from sparse linear arrays, synthesized by a collaborative automotive radar sensing strategy.
no code implementations • 21 Feb 2024 • Jun Li, Jihwan Youn, Ryan Wu, Jeroen Overdevest, Shunqiao Sun
In automotive radar, time-domain thresholding (TD-TH) and time-frequency domain thresholding (TFD-TH) are crucial techniques underpinning numerous interference mitigation methods.
no code implementations • 9 Dec 2023 • Arian Eamaz, Farhang Yeganegi, Yunqiao Hu, Shunqiao Sun, Mojtaba Soltanalian
The design of sparse linear arrays has proven instrumental in the implementation of cost-effective and efficient automotive radar systems for high-resolution imaging.
no code implementations • 15 Sep 2023 • Yunqiao Hu, Shunqiao Sun
We utilize a recurrent neural network structure to parameterize the IHT algorithm.
no code implementations • 14 Sep 2023 • Ruxin Zheng, Shunqiao Sun, Hongshan Liu, Honglei Chen, Jian Li
We introduce an interpretable deep learning approach for direction of arrival (DOA) estimation with a single snapshot.
no code implementations • 29 Aug 2023 • Shunqiao Sun, Yunqiao Hu, Kumar Vijay Mishra, Athina P. Petropulu
We present a low-complexity widely separated multiple-input-multiple-output (WS-MIMO) radar that samples the signals at each of its multiple receivers at reduced rates.
no code implementations • 1 Nov 2021 • Ruxin Zheng, Shunqiao Sun, David Scharff, Teresa Wu
We present a multi-input multi-output (MIMO) radar transmit and receive signal processing chain, a knowledge-aided approach exploiting the radar domain knowledge and signal structure, to generate high resolution radar range-azimuth spectra for object detection and classification using deep neural networks.
no code implementations • 7 Jul 2020 • Zhaoyi Xu, Athina Petropulu, Shunqiao Sun
The private subcarriers are used to synthesize a virtual array for high angular resolution, and also for improved estimation on the active antenna indices.