760 citations · 764 across the 12 of their papers we have counts for
13 papers
Proximal-Based Generative Modeling for Bayesian Inverse Problems
Boyang Zhang, Zhiguo Wang, Ya-Feng Liu
Score-based diffusion models demonstrate superior performance in generative tasks but encounter fundamental bottlenecks in inverse problems due to the analytical intractability of…
CP-OFDM Achieves Lower Ranging CRB Than Frequency-Spread Waveforms in the Large-Sample Regime
Fan Liu, Yifeng Xiong, Ya-Feng Liu +3
The inherent randomness of communication symbols creates a fundamental tension in Integrated Sensing and Communications (ISAC). On the one hand, they enable data transmission while…
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…
Optimal Low-Dimensional Structures of ISAC Beamforming: Theory and Efficient Algorithms
Xiaotong Zhao, Mian Li, Ya-Feng Liu +2
Transmit beamforming design is a fundamental problem in integrated sensing and communication (ISAC) systems. Numerous methods have been proposed to jointly optimize key performance…
A Gradient Guided Diffusion Framework for Chance Constrained Programming
Boyang Zhang, Zhiguo Wang, Ya-Feng Liu
Chance constrained programming (CCP) is a powerful framework for addressing optimization problems under uncertainty. In this paper, we introduce a novel Gradient-Guided Diffusion-b…
Duality-Based Fixed Point Iteration Algorithm for Beamforming Design in ISAC Systems
Xilai Fan, Ya-Feng Liu
In this paper, we investigate the beamforming design problem in an integrated sensing and communication (ISAC) system, where a multi-antenna base station simultaneously serves mult…
Joint Design of Radar Receive Filter and Unimodular ISAC Waveform with Sidelobe Level Control
Kecheng Zhang, Ya-Feng Liu, Zhongbin Wang +4
Integrated sensing and communication (ISAC) has been considered a key feature of next-generation wireless networks. This paper investigates the joint design of the radar receive fi…
Sensing With Communication Signals: From Information Theory to Signal Processing
Fan Liu, Ya-Feng Liu, Yuanhao Cui +6
The Integrated Sensing and Communications (ISAC) paradigm is anticipated to be a cornerstone of the upcoming 6G networks. In order to optimize the use of wireless resources, 6G ISA…
Efficient Global Algorithms for Transmit Beamforming Design in ISAC Systems
Jiageng Wu, Zhiguo Wang, Ya-Feng Liu +1
In this paper, we propose a multi-input multi-output transmit beamforming optimization model for joint radar sensing and multi-user communications, where the design of the beamform…
Globally Optimal Beamforming Design for Integrated Sensing and Communication Systems
Zhiguo Wang, Jiageng Wu, Ya-Feng Liu +1
In this paper, we propose a multi-input multi-output beamforming transmit optimization model for joint radar sensing and multi-user communications, where the design of the beamform…
Sensing With Random Signals
Shihang Lu, Fan Liu, Fuwang Dong +3
Radar systems typically employ well-designed deterministic signals for target sensing. In contrast to that, integrated sensing and communications (ISAC) systems have to use random…
Secure Dual-Functional Radar-Communication Transmission: Exploiting Interference for Resilience Against Target Eavesdropping
Nanchi Su, Fan Liu, Zhongxiang Wei +2
We study security solutions for dual-functional radar communication (DFRC) systems, which detect the radar target and communicate with downlink cellular users in millimeter-wave (m…
Cramér-Rao Bound Optimization for Joint Radar-Communication Design
Fan Liu, Ya-Feng Liu, Ang Li +2
In this paper, we propose multi-input multi-output (MIMO) beamforming designs towards joint radar sensing and multi-user communications. We employ the Cramér-Rao bound (CRB) as a p…