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Beamforming design has been widely investigated for integrated sensing and communication (ISAC) systems with full-duplex (FD) sensing and half-duplex (HD) communication. To achieve higher spectral efficiency, in this paper, we extend…

Information Theory · Computer Science 2023-04-20 Zhenyao He , Wei Xu , Hong Shen , Derrick Wing Kwan Ng , Yonina C. Eldar , Xiaohu You

The main challenges in designing downlink coordinated multicast beamforming in massive multiple-input multiple output (MIMO) cellular networks are the complex computational solutions and significant fronthaul overhead for centralized…

Signal Processing · Electrical Eng. & Systems 2025-02-20 Shiqi Yin , Min Dong

In this paper, the multiple-input multiple-output (MIMO) transmit beampattern matching problem is considered. The problem is formulated to approximate a desired transmit beampattern (i.e., an energy distribution in space and frequency) and…

Optimization and Control · Mathematics 2018-02-21 Ziping Zhao , Daniel P. Palomar

In this paper, we investigate a multiple-input multiple-output (MIMO) system with simultaneous information detection (ID) and energy harvesting (EH) receiver. This point-to-point system operates in the vicinity of active interfering nodes.…

Information Theory · Computer Science 2019-03-01 Ali Kariminezhad , Aydin Sezgin

This study considers a point-to-point wireless link, in which both the transmitter and receiver are equipped with multiple antennas. In addition, two reconfigurable metasurfaces are deployed, one in the immediate vicinity of the transmit…

Signal Processing · Electrical Eng. & Systems 2026-01-05 Robert Kuku Fotock , Alessio Zappone , Agbotiname Lucky Imoize , Marco Di Renzo

In this paper, we consider a synthetic aperture secure beamforming approach for a virtual multiple-input multiple output (MIMO) broadcast channel in the presence of hybrid wiretapping environments. Our goal is to design the flight node…

Signal Processing · Electrical Eng. & Systems 2026-03-04 Bin Qiu , Wenchi Cheng , Hongxiang He , Jiangzhou Wang

In this paper, we consider the secure transmission design for a multiple-input single-output Femtocell overlaid with a Macrocell in co-channel deployment. The Femtocell base station sends confidential messages to information receiving…

Information Theory · Computer Science 2018-07-02 Hui Ma , Julian Cheng , Xianfu Wang

A multiple antenna base station (BS) with an intelligent reflecting surface (IRS) platform, and several single antenna users are considered in the downlink mode. Simultaneous wireless information and power transfer (SWIPT) is utilized by…

Signal Processing · Electrical Eng. & Systems 2021-11-30 Shayan Zargari , Shahrokh Farahmand , Bahman Abolhassani

This paper considers joint beamformer design towards maximizing the mutual information in a coherent wireless sensor network with noisy observation and multiple antennae. Leveraging the weighted minimum mean square error and block…

Information Theory · Computer Science 2015-11-12 Yang Liu , Jing Li , Xuanxuan Lu

This paper investigates the transmit beamforming design for multiple-input multiple-output systems to support both multi-target localization and multi-user communications. To enhance the target localization performance, we derive the…

Signal Processing · Electrical Eng. & Systems 2025-01-14 Bo Tang , Da Li , Wenjun Wu , Astha Saini , Prabhu Babu , Petre Stoica

Integrated sensing and communications (ISAC) is envisioned as a key technology for future wireless communications. In this paper, we consider a downlink monostatic ISAC system wherein the base station serves multiple communications users…

Information Theory · Computer Science 2024-07-30 Tianyu Fang , Nhan Thanh Nguyen , Markku Juntti

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…

Signal Processing · Electrical Eng. & Systems 2022-12-02 Jinjin Chu , Rang Liu , Ming Li , Yang Liu , Qian Liu

For massive MIMO public channel with any sector size in either microwave or millimeter wave (mmwave) band, this paper studies the beamforming design to minimize the transmit power while guaranteeing the quality of service (QoS) for randomly…

Information Theory · Computer Science 2017-09-26 Cheng Zhang , Yongming Huang , Yindi Jing , Luxi Yang

Due to great efficiency improvement in resource and hardware space, integrated sensing and communication (ISAC) has gained much attention. In the paper, the physical layer security (PLS) of ISAC system under communication eavesdropper…

Information Theory · Computer Science 2026-04-22 Tian Zhang , Zhirong Su , Yueyi Dong

In this correspondence, we consider an amplify-and-forward relay network in which relayed information is overheard by an eavesdropper. In order to confound the eavesdropper, a wireless-powered jammer is also considered which harvests energy…

Information Theory · Computer Science 2020-07-06 Omer Waqar , Hina Tabassum , Raviraj Adve

This letter focuses on the secure transmission for an intelligent reflecting surface (IRS)-assisted millimeter-wave (mmWave) and terahertz (THz) systems, in which a base station (BS) communicates with its destination via an IRS, in the…

Information Theory · Computer Science 2020-05-28 Jingping Qiao , Mohamed-Slim Alouini

In this paper, sensing-assisted secure communication in a multi-user multi-eavesdropper integrated sensing and communication (ISAC) system is investigated. Confidential communication signals and dedicated sensing signals are jointly…

Signal Processing · Electrical Eng. & Systems 2025-10-07 Fanghao Xia , Zesong Fei , Xinyi Wang , Nanchi Su , Zhaolin Wang , Yuanwei Liu , Jie Xu

Millimeter wave offers a sensible solution to the capacity crunch faced by 5G wireless communications. This paper comprehensively studies physical layer security in a multi-input single-output (MISO) millimeter wave system where multiple…

Information Theory · Computer Science 2018-01-30 Ying Ju , Hui-Ming Wang , Tong-Xing Zheng , Qinye Yin , Moon Ho Lee

This paper presents a novel optimization framework for beamforming design in integrated sensing and communication systems where a base station seeks to minimize the Bayesian Cram\'er-Rao bound of a sensing problem while satisfying quality…

Information Theory · Computer Science 2024-04-23 Kareem M. Attiah , Wei Yu

We propose covert beamforming design frameworks for integrated radar sensing and communication (IRSC) systems, where the radar can covertly communicate with legitimate users under the cover of the probing waveforms without being detected by…

Information Theory · Computer Science 2022-08-12 Shuai Ma , Haihong Sheng , Ruixin Yang , Hang Li , Youlong Wu , Chao Shen , Naofal Al-Dhahir , Shiyin Li
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