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相关论文: Content-Aware RSMA-Enabled Pinching-Antenna System…

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Flexible Antenna Systems (FAS) are a key enabler of next-generation wireless networks, allowing the antenna aperture to be dynamically reconfigured to adapt to channel conditions and service requirements. In this context, pinching-antenna…

In this work, we investigate a blockage-aware pinching antenna (PA) system designed for secure and robust wireless communication. The considered system comprises a base station equipped with multiple waveguides, each hosting multiple PAs,…

信息论 · 计算机科学 2026-05-22 Ruotong Zhao , Shaokang Hu , Deepak Mishra , Derrick Wing Kwan Ng

In this paper, we consider a flexible-antenna architecture, referred to as a pinching-antenna (PA) system, in which multiple PAs realized by activating small dielectric particles along a dielectric waveguide are jointly employed to serve a…

信号处理 · 电气工程与系统科学 2025-12-01 Saeed Mohammadzadeh , Kanapathippillai Cumanan , Zhiguo Ding

With great flexibility to adjust antenna positions, pinching antennas (PAs) are promising for alleviating large-scale attenuation in wireless networks. In this work, we investigate the antenna positioning and beamforming (AP-BF) design in a…

信号处理 · 电气工程与系统科学 2026-05-08 Lei Li , Yanqing Xu , Tenghao Cai , Tsung-Hui Chang

With the increasing number of wireless communication systems and the demand for bandwidth, the wireless medium has become a congested and contested environment. Operating under such an environment brings several challenges, especially for…

信息论 · 计算机科学 2022-02-17 Onur Dizdar , Bruno Clerckx

Pinching-antenna systems have recently been proposed as a new candidate for flexible-antenna systems, not only inheriting the reconfiguration capability but also offering a unique feature: establishing line-of-sight links to mitigate…

信号处理 · 电气工程与系统科学 2025-02-21 Ximing Xie , Fang Fang , Zhiguo Ding , Xianbin Wang

This paper addresses, for the first time, the uplink performance optimization of multi-user pinching-antenna (PA) systems, recently developed for next-generation wireless networks. By leveraging the unique capabilities of PAs to dynamically…

Pinching antenna (PA) systems have recently emerged as a promising architecture for reconfigurable wireless communications by enabling flexible antenna placement along a dielectric waveguide. However, existing works typically assume perfect…

信息论 · 计算机科学 2026-04-14 Hao Feng , Ebrahim Bedeer , Ming Zeng , Xingwang Li , Wanming Hao , Dingzhu Wen

This work investigates the joint learning of pinching antenna (PA) positions and transmit beamforming for PA-aided integrated sensing and communication (ISAC) in the low-altitude wireless networks. By freely deploying antenna positions…

信号处理 · 电气工程与系统科学 2025-12-05 Jia Guo , Yuanwei Liu , Arumugam Nallanathan

In order to efficiently cope with the high throughput, reliability, heterogeneity of Quality-of-Service (QoS), and massive connectivity requirements of future 6G multi-antenna wireless networks, multiple access and multiuser communication…

信息论 · 计算机科学 2020-07-15 Onur Dizdar , Yijie Mao , Wei Han , Bruno Clerckx

Rate splitting multiple access (RSMA) is regarded as a crucial and powerful physical layer (PHY) paradigm for next-generation communication systems. Particularly, users employ successive interference cancellation (SIC) to decode part of the…

信息论 · 计算机科学 2024-11-15 Cixiao Zhang , Size Peng , Yin Xu , Qingqing Wu , Xiaowu Ou , Xinghao Guo , Dazhi He , Wenjun Zhang

With the stringent requirements introduced by the new sixth-generation (6G) internet-of-things (IoT) use cases, traditional approaches to multiple access control have started to show their limitations. A new wave of grant-free (GF)…

信号处理 · 电气工程与系统科学 2023-04-25 Alberto Rech , Stefano Tomasin , Lorenzo Vangelista , Cristina Costa

In this letter, a non-orthogonal multiple access (NOMA) assisted downlink pinching-antenna system is investigated, where multiple pinching antennas can be activated at pre-configured positions along a dielectric waveguide to serve users via…

信号处理 · 电气工程与系统科学 2024-12-19 Kaidi Wang , Zhiguo Ding , Robert Schober

Next-generation (NG) wireless networks must embrace innate intelligence in support of demanding emerging applications, such as extended reality and autonomous systems, under ultra-reliable and low-latency requirements. Pinching antennas…

网络与互联网体系结构 · 计算机科学 2025-11-12 Fang Fang , Zhiguo Ding , Victor C. M. Leung , Lajos Hanzo

Federated learning (FL) in wireless networks is limited by straggler delays from unpredictable channel conditions. In this paper, we investigate the pinching-antenna system (PASS), which dynamically 'pinches' the radiator along a dielectric…

信息论 · 计算机科学 2025-10-28 Yushen Lin , Zihan Chen , Zhiguo Ding

Flexible-antenna systems have recently received significant research interest due to their capability to reconfigure wireless channels intelligently. This paper focuses on a new type of flexible-antenna technology, termed pinching antennas,…

信息论 · 计算机科学 2024-12-04 Zhiguo Ding , Robert Schober , H. Vincent Poor

As 6G networks demand massive connectivity and stronger interference control, rate-splitting multiple access (RSMA) is attractive because it superposes a common stream and user-private streams and remains effective under imperfect CSIT and…

信号处理 · 电气工程与系统科学 2026-04-15 Jinyuan Liu , Yong Liang Guan , Tuo Wu , Kai-Kit Wong , Bruno Clerckx

Recent advancements in movable antennas (MAs) technology create new opportunities for 6G and beyond wireless systems. MAs are promising for radio frequency wireless energy transfer because they can dynamically adjust antenna positions,…

信号处理 · 电气工程与系统科学 2025-06-30 Osmel Martínez Rosabal , Onel Alcaraz López , Marco Di Renzo , Richard Demo Souza , Hirley Alves

Pinching-antenna (PA) has recently attracted considerable research attention in wireless systems, realized by attaching small dielectric particles along a waveguide. Building upon which, the segmented waveguide-enabled pinching-antenna…

信号处理 · 电气工程与系统科学 2026-04-02 Yue Geng , Tee Hiang Cheng , Kah Chan Teh , Zhiguo Ding

Pinching antenna systems have attracted much attention recently owing to its capability to maintain reliable line-of-sight (LoS) communication in high-frequency bands. By guiding signals through a waveguide and emitting them via a movable…

信息论 · 计算机科学 2026-01-28 Hao Feng , Ming Zeng , Xingwang Li , Wenwu Xie , Nian Xia , Octavia A. Dobre