Search Results for author: Zhen Du

Found 8 papers, 0 papers with code

Frame Structure and Protocol Design for Sensing-Assisted NR-V2X Communications

no code implementations27 Dec 2023 Yunxin Li, Fan Liu, Zhen Du, Weijie Yuan, Qingjiang Shi, Christos Masouros

In this study, we propose novel frame structures that incorporate ISAC signals for three crucial stages in the NR-V2X system: initial access, connected mode, and beam failure and recovery.

Interference-Resilient OFDM Waveform Design with Subcarrier Interval Constraint for ISAC Systems

no code implementations26 Dec 2023 Qinghui Lu, Zhen Du, Zenghui Zhang

Conventional orthogonal frequency division multiplexing (OFDM) waveform design in integrated sensing and communications (ISAC) systems usually selects the channels with high-frequency responses to transmit communication data, which does not fully consider the possible interference in the environment.

Reshaping the ISAC Tradeoff Under OFDM Signaling: A Probabilistic Constellation Shaping Approach

no code implementations26 Dec 2023 Zhen Du, Fan Liu, Yifeng Xiong, Tony Xiao Han, Yonina C. Eldar, Shi Jin

To cope with this issue, we characterize the random AF of OFDM communication signals, and demonstrate that the AF variance is determined by the fourth-moment of the constellation amplitudes.

Probabilistic Constellation Shaping for OFDM-Based ISAC Signaling

no code implementations27 Oct 2023 Zhen Du, Fan Liu, Yifeng Xiong, Tony Xiao Han, Weijie Yuan, Yuanhao Cui, Changhua Yao, Yonina C. Eldar

Integrated Sensing and Communications (ISAC) has garnered significant attention as a promising technology for the upcoming sixth-generation wireless communication systems (6G).

Towards ISAC-Empowered Vehicular Networks: Framework, Advances, and Opportunities

no code implementations1 May 2023 Zhen Du, Fan Liu, Yunxin Li, Weijie Yuan, Yuanhao Cui, Zenghui Zhang, Christos Masouros, Bo Ai

Connected and autonomous vehicle (CAV) networks face several challenges, such as low throughput, high latency, and poor localization accuracy.

ISAC-Enabled V2I Networks Based on 5G NR: How Much Can the Overhead Be Reduced?

no code implementations30 Jan 2023 Yunxin Li, Fan Liu, Zhen Du, Weijie Yuan, Christos Masouros

The emergence of the fifth-generation (5G) New Radio (NR) brings additional possibilities to vehicle-to-everything (V2X) network with improved quality of services.

Management

On the Performance Gain of Integrated Sensing and Communications: A Subspace Correlation Perspective

no code implementations1 Nov 2022 Shihang Lu, Xiao Meng, Zhen Du, Yifeng Xiong, Fan Liu

In this paper, we shed light on the performance gain of integrated sensing and communications (ISAC) from the perspective of channel correlations between radar sensing and communication (S&C), namely ISAC subspace correlation.

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