中文
相关论文

相关论文: Power-Efficient Full-Duplex Satellite Communicatio…

200 篇论文

Movable antennas (MAs) are a promising paradigm to enhance the spatial degrees of freedom of conventional multi-antenna systems by flexibly adapting the positions of the antenna elements within a given transmit area. In this paper, we model…

信息论 · 计算机科学 2023-08-07 Yifei Wu , Dongfang Xu , Derrick Wing Kwan Ng , Wolfgang Gerstacker , Robert Schober

In recent years, high-speed trains (HSTs) communications have developed rapidly to enhance the stability of train operations and improve passenger connectivity experiences. However, as the train continues to accelerate, urgent technological…

信号处理 · 电气工程与系统科学 2025-03-18 Jie Dai , Yuchen Liu , Jiakang Zheng , Ruichen Zhang , Jiayi Zhang , Bo Ai

Movable antenna (MA) has demonstrated great potential in enhancing wireless communication performance. In this paper, we investigate an MA-enabled multiple-input multiple-output (MIMO) communication system with spatial modulation (SM),…

信号处理 · 电气工程与系统科学 2026-01-21 Kaihe Wang , Ran Yang , Lipeng Zhu , Rongyan Xi , Yue Xiu , Zhongpei Zhang

Movable antenna (MA) has been deemed as a promising technology to flexibly reconfigure wireless channels by adjusting the antenna positions in a given local region. In this paper, we investigate the application of the MA technology in both…

信号处理 · 电气工程与系统科学 2025-07-31 Nianzu Li , Weidong Mei , Peiran Wu , Boyu Ning , Lipeng Zhu

Cell-free massive multiple-input multiple-output is a potential candidate for future networks with pervasive connectivity by utilizing coherent joint transmission and distributed antenna arrays. This paper studies the exploitation of…

信号处理 · 电气工程与系统科学 2026-04-14 Trinh Van Chien , Bui Trong Duc , Mohammadali Mohammadi , Hien Quoc Ngo , Michail Matthaiou

Movable antenna (MA) has been recognized as a promising technology to improve communication performance in future wireless networks such as 6G. To unleash its potential, this paper proposes a novel architecture, namely extremely large-scale…

信息论 · 计算机科学 2025-06-04 Min Fu , Lipeng Zhu , Rui Zhang

In this paper, we propose a new multiple-input multiple-output (MIMO) communication system with movable antennas (MAs) to exploit the antenna position optimization for enhancing the capacity. Different from conventional MIMO systems with…

信息论 · 计算机科学 2022-10-12 Wenyan Ma , Lipeng Zhu , Rui Zhang

Fluid antennas (FAs) and movable antennas (MAs) have emerged as promising technologies in wireless communications, which offer the flexibility to improve channel conditions by adjusting transmit/receive antenna positions within a spatial…

信息论 · 计算机科学 2024-03-26 Weidong Mei , Xin Wei , Boyu Ning , Zhi Chen , Rui Zhang

Movable antenna (MA) technology can flexibly reconfigure wireless channels by adjusting antenna positions in a local region, thus owing great potential for enhancing communication performance. This letter investigates MA technology enabled…

信息论 · 计算机科学 2024-07-26 Guojie Hu , Qingqing Wu , Donghui Xu , Kui Xu , Jiangbo Si , Yunlong Cai , Naofal Al-Dhahir

In this paper, we propose a movable antenna (MA) empowered scheme for symbiotic radio (SR) communication systems. Specifically, multiple antennas at the primary transmitter (PT) can be flexibly moved to favorable locations to boost the…

信息论 · 计算机科学 2024-03-25 Bin Lyu , Hao Liu , Wenqing Hong , Shimin Gong , Feng Tian

Movable antennas (MAs), which can be swiftly repositioned within a defined region, offer a promising solution to the limitations of fixed-position antennas (FPAs) in adapting to spatial variations in wireless channels, thereby improving…

信号处理 · 电气工程与系统科学 2026-01-06 Ziyuan Zheng , Qingqing Wu , Wen Chen , Guojie Hu

The rapid proliferation of unmanned aerial vehicle (UAV) applications imposes stringent requirements on continuous and reliable communication coverage in low-altitude airspace. Conventional cellular systems built upon fixed-position…

信息论 · 计算机科学 2026-03-16 Kan Yu , Kaixuan Li , Yujia Zhao , Dingyou Ma , Qixun Zhang , Zhiyong Feng

In this paper, we investigate the power efficient resource allocation algorithm design for secure multiuser wireless communication systems employing a full-duplex (FD) base station (BS) for serving multiple half-duplex (HD) downlink (DL)…

信息论 · 计算机科学 2015-09-07 Yan Sun , Derrick Wing Kwan Ng , Jun Zhu , Robert Schober

In this letter, we propose to employ movable antenna (MA) to enhance covert communications with noise uncertainty, where the confidential data is transmitted from an MA-aided access point (AP) to multiple users with a warden attempting to…

信号处理 · 电气工程与系统科学 2025-04-29 Haobin Mao , Xiangyu Pi , Lipeng Zhu , Zhenyu Xiao , Xiang-Gen Xia , Rui Zhang

The movable antenna (MA) technology has attracted increasing attention in wireless communications due to its capability for flexibly adjusting the positions of multiple antennas in a local region to reconfigure channel conditions. In this…

信息论 · 计算机科学 2024-08-13 Nianzu Li , Weidong Mei , Boyu Ning , Peiran Wu

Movable antenna (MA) technology offers a flexible approach to enhancing wireless channel conditions by adjusting antenna positions within a designated region. While most existing works focus on narrowband MA systems, this paper investigates…

信号处理 · 电气工程与系统科学 2025-10-03 Ruixi Feng , Weidong Mei , Lele Lu , Xin Wei , Zhi Chen , Zhen Gao , Boyu Ning

This paper investigates the potential of movable antenna (MA)-enabled micro-mobility to replace UAV-enabled macro-mobility for enhancing physical layer security (PLS) in air-to-ground communications. While UAV trajectory optimization offers…

信息论 · 计算机科学 2025-06-25 Kaixuan Li , Kan Yu , Dingyou Ma , Yujia Zhao , Xiaowu Liu , Qixun Zhang , ZHiyong Feng

Movable antenna (MA)-enabled near-field (NF) communications offer significant potential for 6G, yet existing designs often neglect the practical constraints of hybrid beamforming (HBF) for extremely large-scale MIMO (XL-MIMO). Conversely,…

信息论 · 计算机科学 2026-05-11 Xiangqian Xu , Songjie Yang , Arumugam Nallanathan

Movable antennas (MAs) have emerged as a disruptive technology in wireless communications for enhancing spatial degrees of freedom through continuous antenna repositioning within predefined regions, thereby creating favorable channel…

信号处理 · 电气工程与系统科学 2025-05-27 Xianlong Zeng , Jun Fang , Peilan Wang , Weidong Mei , Ying-Chang Liang

This paper presents an innovative movable antenna (MA)-enhanced multi-user multiple-input multiple-output (MIMO) downlink system. We aim to maximize the energy efficiency (EE) under statistical channel state information (S-CSI) through a…

信息论 · 计算机科学 2025-09-16 Xintai Chen , Biqian Feng , Yongpeng Wu , Xiang-Gen Xia , Chengshan Xiao