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Extremely large-scale antenna array (ELAA) is a key candidate technology for the sixth generation (6G) mobile networks. Nevertheless, using substantial numbers of antennas to transmit high-frequency signals in ELAA systems significantly…

Signal Processing · Electrical Eng. & Systems 2025-01-23 Mengzhen Liu , Ming Li , Rang Liu , Qian Liu

Dynamic metasurface antennas (DMA) provide low-power beamforming through reconfigurable radiative slots. Each slot has a tunable component that consumes low power compared to typical analog components like phase shifters. This makes DMAs a…

Signal Processing · Electrical Eng. & Systems 2025-10-10 Joseph M. Carlson , Nitish V. Deshpande , Miguel Rodrigo Castellanos , Robert W. Heath

This paper proposes a unified approach to joint adaptive parameter estimation and interference cancellation (IC) for direct sequence code-division-multiple-access (DS-CDMA) systems in multipath channels. A unified framework is presented in…

Information Theory · Computer Science 2013-04-23 Rodrigo C. de Lamare , Are Hjorungnes , Raimundo Sampaio-Neto

Movable antenna (MA) has been regarded as a promising technology to enhance wireless communication performance by enabling flexible antenna movement. However, the hardware cost of conventional MA systems scales with the number of movable…

Information Theory · Computer Science 2025-05-07 Lipeng Zhu , He Sun , Wenyan Ma , Zhenyu Xiao , Rui Zhang

One of the biggest drawbacks of the wireless environment is the limited bandwidth. However, the users sharing this limited bandwidth have been increasing considerably.Space Division Multiple Access (SDMA) is a new technology by which the…

Networking and Internet Architecture · Computer Science 2010-02-18 Md. M. Hossain , J. Hossain

Movable antenna (MA) has recently emerged as a promising paradigm for enhancing wireless communication performance by exploiting spatial degrees of freedom through flexible antenna repositioning. However, most existing designs rely on…

Signal Processing · Electrical Eng. & Systems 2026-05-13 Ge Yan , Lipeng Zhu , Wenyan Ma , Rui Zhang

The ever-increasing penetration of Distributed Generators (DGs) in distribution networks suggests to enable their potentials in better fulfilling the restoration objective. The objective of the restoration problem is to resupply the maximum…

Systems and Control · Electrical Eng. & Systems 2020-03-26 Hossein Sekhavatmanesh , Rachid Cherkaoui

In this paper, we propose an integrated sensing and communication (ISAC) system enabled by movable antennas (MAs), which can dynamically adjust antenna positions to enhance both sensing and communication performance for future wireless…

Information Theory · Computer Science 2025-07-17 Lebin Chen , Ming-Min Zhao , Min-Jian Zhao , Rui Zhang

The evolution of mobile communication networks has always been accompanied by the advancement of ISI mitigation techniques, from equalization in 2G, spread spectrum and RAKE receiver in 3G, to OFDM in 4G and 5G. Looking forward towards 6G,…

Information Theory · Computer Science 2023-08-16 Haiquan Lu , Yong Zeng

Fluid antennas (FAs) and mobile antennas (MAs) are innovative technologies in wireless communications that are able to proactively improve channel conditions by dynamically adjusting the transmit/receive antenna positions within a given…

Signal Processing · Electrical Eng. & Systems 2024-08-19 Weidong Mei , Xin Wei , Yijie Liu , Boyu Ning , Zhi Chen

Data transfers are essential in today's computing systems as latency and complex memory access patterns are increasingly challenging to manage. Direct memory access engines (DMAEs) are critically needed to transfer data independently of the…

As wireless communication advances toward the 6G era, the demand for ultra-reliable, high-speed, and ubiquitous connectivity is driving the exploration of new degrees-of-freedom (DoFs) in communication systems. Among the key enabling…

Signal Processing · Electrical Eng. & Systems 2025-01-28 Jiahe Guo , Songjie Yang , Xiangyu Dong , Jiapan Yang , Junfeng Deng , Zhongpei Zhang , Chau Yuen

The cell-free integrated sensing and communication (CF-ISAC) architecture is a promising enabler for 6G, offering spectrum efficiency and ubiquitous coverage. However, real deployments suffer from hardware impairments, especially nonlinear…

Signal Processing · Electrical Eng. & Systems 2025-08-26 Yue Xiu , Yang Zhao , Ran Yang , Zheng Dong , Wanting Lyu , Zeyuan Zhang , Dusit Niyato , Guangyi Liu , Ning Wei

Reconfigurable massive multiple-input multiple-output (RmMIMO), as an electronically-controlled fluid antenna system, offers increased flexibility for future communication systems by exploiting previously untapped degrees of freedom in the…

Information Theory · Computer Science 2024-11-07 Keke Ying , Zhen Gao , Yu Su , Tong Qin , Michail Matthaiou , Robert Schober

This paper investigates an autonomous aerial vehicle (AAV)-enabled integrated sensing, communication, and computation system, with a particular focus on integrating movable antennas (MAs) into the system for enhancing overall system…

Information Theory · Computer Science 2025-08-08 Yiyang Chen , Wenchao Liu , Chunjie Wang , Yinyu Wu , Xuhui Zhang , Yanyan Shen

Orthogonal frequency-division multiplexing (OFDM) is widely adopted for providing reliable and high data rate communication in high-speed train systems. However, with the increasing train mobility, the resulting large Doppler shift…

Signal Processing · Electrical Eng. & Systems 2020-03-05 Xiang Ren , Meixia Tao , Wen Chen

Resource allocation is of crucial importance in wireless communications. However, it is extremely challenging to design efficient resource allocation schemes for future wireless communication networks since the formulated resource…

Systems and Control · Electrical Eng. & Systems 2023-08-29 Fuhui Zhou , Rui Ding , Qihui Wu , Derrick Wing Kwan Ng , Kai-Kit Wong , Naofal Al-Dhahir

Reconfigurable antenna multiple-input multiple-output (MIMO) is a promising technology for upcoming 6G communication systems. In this paper, we deal with the problem of configuration selection for reconfigurable antenna MIMO by leveraging…

Information Theory · Computer Science 2024-03-20 Ioannis Krikidis , Abhishek Kumar Singh , Kyle Jamieson

Envisioned for fifth generation (5G) systems, millimeter-wave (mmWave) communications are under very active research worldwide. Although pencil beams with accurate beamtracking may boost the throughput of mmWave systems, this poses great…

Networking and Internet Architecture · Computer Science 2019-08-29 Rafail Ismayilov , Megumi Kaneko , Takefumi Hiraguri , Kentaro Nishimori

Recently, movable antenna (MA) array becomes a promising technology for improving the communication quality in wireless communication systems. In this letter, an unmanned aerial vehicle (UAV) enabled multi-user multi-input-single-output…

Signal Processing · Electrical Eng. & Systems 2024-10-24 Wenchao Liu , Xuhui Zhang , Huijun Xing , Jinke Ren , Yanyan Shen , Shuguang Cui