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Related papers: Resonant Beam Multi-Target DOA Estimation

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Next-generation wireless networks are expected to develop a novel paradigm of integrated sensing and communications (ISAC) to enable both the high-accuracy sensing and high-speed communications. However, conventional mono-static ISAC…

Signal Processing · Electrical Eng. & Systems 2024-10-24 Dan Wang , Yuanming Tian , Chuan Huang , Hao Chen , Xiaodong Xu , Ping Zhang

Reconfigurable intelligent surfaces (RISs) are considered as an enabling technology for the upcoming sixth generation of wireless systems, exhibiting significant potential for radio localization and sensing. An RIS is usually treated as an…

Signal Processing · Electrical Eng. & Systems 2023-11-16 Reza Ghazalian , Hui Chen , George C. Alexandropoulos , Gonzalo Seco-Granados , Henk Wymeersch , Riku Jäntti

Besides improving communication performance, intelligent reflecting surfaces (IRSs) are also promising enablers for achieving larger sensing coverage and enhanced sensing quality. Nevertheless, in the absence of a direct path between the…

Information Theory · Computer Science 2022-11-08 Kaitao Meng , Qingqing Wu , Robert Schober , Wen Chen

Resonant Beam Charging (RBC) is the Wireless Power Transfer (WPT) technology, which can provide high-power, long-distance, mobile, and safe wireless charging for Internet of Things (IoT) devices. Supporting multiple IoT devices charging…

Systems and Control · Computer Science 2018-09-26 Wen Fang , Qingqing Zhang , Qingwen Liu , Jun Wu , Pengfei Xia

This paper investigates an integrated sensing and communication system where the base station serves multiple downlink users, while employing a passive reconfigurable intelligent surface to detect small, noncooperative airborne targets. We…

Signal Processing · Electrical Eng. & Systems 2025-05-26 Georgios Mylonopoulos , Luca Venturino , Emanuele Grossi , Stefano Buzzi , Ciro D'Elia

Massive connectivity and low latency are two important challenges for the Internet of Things (IoT) to achieve the Quality of Service (QoS) provisions required by the numerous devices it is designed to service. Motivated by these challenges,…

Signal Processing · Electrical Eng. & Systems 2018-06-01 Tiejun Lv , Yuyu Ma , Jie Zeng , P. Takis Mathiopoulos

In this paper, we study the problem of massive connections over limited radio spectrum for the cellular Internet-of-Things (IoT) in the fifth-generation (5G) wireless network. To address the challenging issues associated with channel state…

Information Theory · Computer Science 2019-06-26 Rundong Jia , Xiaoming Chen , Caijun Zhong , Derrick Wing Kwan Ng , Hai Lin , Zhaoyang Zhang

Radar target simulators (RTS) have recently drawn much attention in research and commercial development, as they are capable of performing over-the-air validation tests under laboratory conditions by generating virtual radar echoes that are…

Signal Processing · Electrical Eng. & Systems 2024-10-28 Axel Diewald , Benjamin Nuss , Thomas Zwick

Mobile users are prone to experience beam failure due to beam drifting in millimeter wave (mmWave) communications. Sensing can help alleviate beam drifting with timely beam changes and low overhead since it does not need user feedback. This…

Signal Processing · Electrical Eng. & Systems 2025-05-12 Xiyu Wang , Gilberto Berardinelli , Hei Victor Cheng , Petar Popovski , Ramoni Adeogun

Future wireless networks are envisioned to deliver not only gigabit communications but also ubiquitous sensing. Reconfigurable intelligent surfaces (RISs) have emerged to reshape radio propagation, recently showing considerable promise for…

Signal Processing · Electrical Eng. & Systems 2025-09-22 Ziyuan Zheng , Qingqing Wu , Yanze Zhu , Wen Chen , Ying Gao , Honghao Wang

Future intelligent indoor wireless environments require fast and reliable beam alignment to sustain high-throughput links under mobility and blockage. Exhaustive beam training achieves optimal performance but is prohibitively costly. In…

Networking and Internet Architecture · Computer Science 2026-02-19 Parth Ashokbhai Shiroya , Amod Ashtekar , Swarnagowri Shashidhar , Mohammed E. Eltayeb

Networked integrated sensing and communication (ISAC) has gained significant attention as a promising technology for enabling next-generation wireless systems. To further enhance networked ISAC, delegating the reception of sensing signals…

Signal Processing · Electrical Eng. & Systems 2025-10-14 Meidong Xia , Zhenyao He , Wei Xu , Yongming Huang , Derrick Wing Kwan Ng , Naofal Al-Dhahir

The D-band offering an untapped wide bandwidth is promising for high data rate communication and high-resolution wireless sensing. However, these potentials are hindered by the low performance and energy efficiency of the D-band circuits…

Signal Processing · Electrical Eng. & Systems 2025-12-15 Subbarao Korlapati , Reza Nikandish

The conventional direction of arrival (DOA) estimation methods are performed with multiple receiving channels. In this paper, a changeling DOA estimation problem is addressed in a different scenario with only one full-functional receiving…

Signal Processing · Electrical Eng. & Systems 2022-03-22 Peng Chen , Zhimin Chen , Beixiong Zheng , Xianbin Wang

Multi-target detection is one of the primary tasks in radar-based localization and sensing, typically built on phased array antennas. However, the bulky hardware in the phased array restricts its potential for enhancing detection accuracy,…

Signal Processing · Electrical Eng. & Systems 2024-01-18 Xiaoyu Zhang , Haobo Zhang , Ruoqi Deng , Liang Liu , Boya Di

Multiple signal classification (MUSIC) has been widely applied in multiple-input multiple-output (MIMO) receivers for direction-of-arrival (DOA) estimation. To reduce the cost of radio frequency (RF) chains operating at millimeter-wave…

Information Theory · Computer Science 2021-06-22 Yinsheng Liu , Yiwei Yan , Li You , Wenji Wang , Hongtao Duan

Several Internet-of-Things (IoT) applications provide location-based services, wherein it is critical to obtain accurate position estimates by aggregating information from individual sensors. In the recently proposed narrowband IoT (NB-IoT)…

Signal Processing · Electrical Eng. & Systems 2021-05-19 Saeid Sedighi , Kumar Vijay Mishra , M. R. Bhavani Shankar , Björn Ottersten

Localization of a wireless mobile device or a robot in indoor and GPS-denied environments is a difficult problem, particularly in dynamic scenarios where traditional cameras and LIDAR-based alternative sensing and localization modalities…

Robotics · Computer Science 2022-01-14 Ehsan Latif , Ramviyas Parasuraman

In this work, an adaptive and robust null-space projection (AR-NSP) scheme is proposed for secure transmission with artificial noise (AN)-aided directional modulation (DM) in wireless networks. The proposed scheme is carried out in three…

Information Theory · Computer Science 2018-01-26 Feng Shu , Siming Wan , Shihao Yan , Qian Wang , Yongpeng Wu , Riqing Chen , Jun Li , Jinhui Lu

Recently, intelligent reflecting surface (IRS)-aided millimeter-wave (mmWave) and terahertz (THz) communications are considered in the wireless community. This paper aims to design a beam-based multiple-access strategy for this new…

Information Theory · Computer Science 2024-01-03 Wei Jiang , Hans Dieter Schotten