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Hybrid beamforming is known to be a cost-effective and wide-spread solution for a system with large-scale antenna arrays. This work studies the optimization of the analog and digital components of the hybrid beamforming solution for remote…

信息论 · 计算机科学 2019-03-15 Jaein Kim , Seok-Hwan Park , Osvaldo Simeone , Inkyu Lee , Shlomo Shamai

In this paper, an integrated sensing and communication (ISAC) system is investigated. Initially, we introduce a design criterion wherein sensing data acquired from the preceding time slot is employed for instantaneous optimal beamforming in…

计算几何 · 计算机科学 2024-10-08 Shengcai Zhou , Luping Xiang , Kun Yang

Extremely large-scale antenna arrays enhance spectral efficiency and spatial resolution in integrated sensing and communication (ISAC) networks while expanding the Rayleigh distance, triggering a shift from conventional far-field plane…

信息论 · 计算机科学 2025-02-18 Jiasi Zhou , Cong Zhou , Yanjing Sun , Chintha Tellambura

Integrated sensing and communication (ISAC) has been widely recognized as one of the key technologies for 6G wireless networks. In this paper, we focus on the waveform design of ISAC system, which can realize radar sensing while also…

信号处理 · 电气工程与系统科学 2025-04-09 Jiangtao Wang , Xuyang Zhao , Muyu Mei , Yongchao Wang

In this paper, the sensing beam pattern gain under simultaneously transmitting and reflecting reconfigurable intelligent surfaces (STAR-RIS)-enabled integrated sensing and communications (ISAC) systems is investigated, in which multiple…

信息论 · 计算机科学 2024-02-07 Shuang Zhang , Wanming Hao , Gangcan Sun , Zhengyu Zhu , Xingwang Li , Qingqing Wu

Integrated sensing and communication (ISAC) has attracted growing research interests to facilitate the large-scale development of the low-altitude economy (LAE). However, the high dynamics of low-altitude targets may overwhelm fixed ISAC…

系统与控制 · 电气工程与系统科学 2026-03-13 Rui Wang , Kaitao Meng , Deshi Li , Liang Xu

This paper conceives a hybrid beamforming design (HBF) that maximizes the energy efficiency (EE) of an integrated sensing and communication (ISAC)-enabled millimeter wave (mmWave) multiple-input multiple-output (MIMO) system. In the system…

信号处理 · 电气工程与系统科学 2024-06-07 Jitendra Singh , Suraj Srivastava , Aditya K. Jagannatham

This letter proposes advanced beamforming design and analyzes its influence on the sensing and communications (S&C) performance for a multiple-antenna integrated S&C (ISAC) system with a single communication user and a single target. Novel…

信息论 · 计算机科学 2023-07-28 Chongjun Ouyang , Yuanwei Liu , Xingqi Zhang

This paper proposes an integrated sensing and communication (ISAC) system covert waveform design method for complex clutter environments, with the core objective of maximizing the signal-to-clutter-plus-noise ratio (SCNR). The design…

信号处理 · 电气工程与系统科学 2025-11-25 Xuyang Zhao , Jiangtao Wang , Xinyu Zhang , Yongchao Wang

This paper investigates the energy-efficient hybrid beamforming design for a multi-functional integrated sensing, communications, and powering (ISCAP) system. In this system, a base station (BS) with a hybrid analog-digital (HAD)…

信息论 · 计算机科学 2024-03-26 Zeyu Hao , Yuan Fang , Xianghao Yu , Jie Xu , Ling Qiu , Lexi Xu , Shuguang Cui

We propose deep learning based coded waveform design for integrated sensing and communication (ISAC) with orthogonal frequency-division multiplexing (OFDM). Our goal is to design a coded waveform capable of delivering accurate target…

信号处理 · 电气工程与系统科学 2025-10-01 Chenghong Bian , Yumeng Zhang , Meng Hua , Kaitao Meng , Deniz Gunduz

Integrated sensing and communication (ISAC) base stations can provide communication and wide range sensing information for vehicles via downlink (DL) transmission, thus enhancing vehicle driving safety. One major challenge for realizing…

性能 · 计算机科学 2023-10-13 Wangjun Jiang , Zhiqing Wei , Fan Liu , Zhiyong Feng , Ping Zhang

This paper proposes a framework for designing robust precoders for a multi-input single-output (MISO) system that performs integrated sensing and communication (ISAC) across multiple cells and users. We use Cramer-Rao-Bound (CRB) to measure…

信息论 · 计算机科学 2024-02-29 Nithin Babu , Christos Masouros , Constantinos B. Papadias , Yonina C. Eldar

Integrated sensing and communication (ISAC), which allows individual radar and communication systems to share the same spectrum bands, is an emerging and promising technique for alleviating spectrum congestion problems. In this paper, we…

信号处理 · 电气工程与系统科学 2022-12-02 Jinjin Chu , Rang Liu , Ming Li , Yang Liu , Qian Liu

This paper optimizes the beamforming design of a downlink multiple-input multiple-output (MIMO) dual-function radar-communication (DFRC) system to maximize the weighted communication sum-rate under a prescribed transmit covariance…

信号处理 · 电气工程与系统科学 2023-09-18 Chenhao Yang , Xin Wang , Wei Ni , Yi Jiang

In the cooperative cellular network, relay-like base stations are connected to the central processor (CP) via rate-limited fronthaul links and the joint processing is performed at the CP, which thus can effectively mitigate the multiuser…

信息论 · 计算机科学 2023-12-27 Xilai Fan , Ya-Feng Liu , Bo Jiang

Integrated Sensing and Communication (ISAC) is one of the key pillars envisioned for 6G wireless systems. ISAC systems combine communication and sensing functionalities over a single waveform, with full resource sharing. In particular,…

信号处理 · 电气工程与系统科学 2023-12-20 Silvia Mura , Dario Tagliaferri , Marouan Mizmizi , Umberto Spagnolini , Athina Petropulu

This paper proposes a transmit beamforming strategy for the integrated sensing and communication (ISAC) systems enabled by the novel stacked intelligent metasurface (SIM) architecture, where the base station (BS) simultaneously performs…

信号处理 · 电气工程与系统科学 2025-06-17 Shunyu Li , Fan Zhang , Tianqi Mao , Rui Na , Zhaocheng Wang , George K. Karagiannidis

The implementation of integrated sensing and communication (ISAC) highly depends on the effective beamforming design exploiting accurate instantaneous channel state information (ICSI). However, channel tracking in ISAC requires large amount…

信息论 · 计算机科学 2022-02-09 Chang Liu , Weijie Yuan , Shuangyang Li , Xuemeng Liu , Derrick Wing Kwan Ng , Yonghui Li

This paper investigates flexible beamforming design in an integrated sensing and communication (ISAC) network with movable antennas (MAs). A bistatic radar system is integrated into a multi-user multiple-input-single-output (MU-MISO)…

信号处理 · 电气工程与系统科学 2024-05-20 Wanting Lyu , Songjie Yang , Yue Xiu , Zhongpei Zhang , Chadi Assi , Chau Yuen