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相关论文: QoS-Aware NOMA Design for Downlink Pinching-Antenn…

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Pinching antennas, as a novel flexible-antenna technology capable of establishing line of sight (LoS) connections and effectively mitigating large-scale path loss, have recently attracted considerable research interests. However, the…

信号处理 · 电气工程与系统科学 2025-05-07 Kaidi Wang , Zhiguo Ding , George K. Karagiannidis

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

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

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

The integration of pinching antenna systems with non-orthogonal multiple access (NOMA) has emerged as a promising technique for future 6G applications. This paper is the first to investigate power minimization for NOMA-assisted pinching…

信息论 · 计算机科学 2025-03-28 Yaru Fu , Fuchao He , Zheng Shi , Haijun Zhang

In this letter, we consider a new type of flexible-antenna system, termed pinching-antenna, where multiple low-cost pinching antennas, realized by activating small dielectric particles on a dielectric waveguide, are jointly used to serve a…

信息论 · 计算机科学 2025-02-19 Yanqing Xu , Zhiguo Ding , George K. Karagiannidis

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

The pinching-antenna architecture has emerged as a promising solution for reconfiguring wireless propagation environments and enhancing system performance. While prior research has primarily focused on sum-rate maximization or transmit…

信息论 · 计算机科学 2025-05-13 Ming Zeng , Xingwang Li , Ji Wang , Gaojian Huang , Octavia A. Dobre , Zhiguo Ding

In this paper, we investigate an uplink communication scenario in which multiple users communicate with an access point (AP) employing non-orthogonal multiple access (NOMA). A pinching antenna, which can be activated at an arbitrary point…

信息论 · 计算机科学 2025-10-21 Ming Zeng , Ji Wang , Xingwang Li , Gongpu Wang , Octavia A. Dobre , Zhiguo Ding

Pinching-antenna systems (PASS) have emerged as a promising technology due to their ability to dynamically reconfigure wireless propagation environments. A novel PASS-based multi-user non-orthogonal multiple access (NOMA) framework is…

信号处理 · 电气工程与系统科学 2025-12-04 Songtao Xue , Jingjing Zhao , Kaiquan Cai , Xidong Mu , Zhenyu Xiao , Yuanwei Liu

In this letter, we investigate a non-orthogonal multiple access (NOMA) assisted downlink pinching-antenna system. Leveraging the ability of pinching antennas to flexibly adjust users' wireless channel conditions, we formulate an…

信息论 · 计算机科学 2025-04-22 Ziwu Zhou , Zheng Yang , Gaojie Chen , Zhiguo , Ding

Pinching-antenna systems have emerged as a promising flexible-antenna architecture for next-generation wireless networks, enabling enhanced adaptability and user-centric connectivity through antenna repositioning along waveguides. However,…

信号处理 · 电气工程与系统科学 2025-07-01 Yanqing Xu , Zhiguo Ding , Robert Schober , Tsung-Hui Chang

This paper investigates the performance of a pinching-antenna (PA) system with a signal waveguide and multiple pinching antennas to serve users distributed across multiple rooms. The performance of the system is evaluated through a…

信号处理 · 电气工程与系统科学 2026-04-02 Yanyu Cheng , Hao Li , Zhen Wang , Zhiguo Ding

This paper presents an analytical framework for downlink pinching antenna systems (PASS) employing waveguide division multiple access (WDMA) and non-orthogonal multiple access (NOMA). A unified channel model is developed to capture antenna…

信号处理 · 电气工程与系统科学 2026-05-18 Han Zhang , Bingxin Zhang , Yizhe Zhao , Kun Yang

Pinching-antenna technology has lately showcased its promising capability for reconfiguring wireless propagation environments, especially in high-frequency communication systems like millimeter-wave and terahertz bands. By dynamically…

信息论 · 计算机科学 2025-07-18 Ming Zeng , Xianbin Wang , Yuanwei Liu , Zhiguo Ding , George K. Karagiannidis , H. Vincent Poor

We investigate the performance of the pinching-antenna systems (PASS) for semantic communication (SC) in both single-waveguide and multi-waveguide scenarios, under the constraints of bit-user quality of service (QoS) and bit-to-semantic…

信号处理 · 电气工程与系统科学 2026-04-08 Ishtiaque Ahmed , Haris Parvaiz , Leila Musavian

As a novel member of flexible antennas, the pinching antenna (PA) is realized by integrating small dielectric particles on a waveguide, offering unique regulatory capabilities on constructing line-of-sight (LoS) links and enhancing…

信号处理 · 电气工程与系统科学 2025-12-29 Haolian Chi , Kunrui Cao , Zhou Su , Lei Zhou , Panagiotis D. Diamantoulakis , Yuanwei Liu , George K. Karagiannidis

Non-orthogonal multiple access (NOMA) is envisioned to be one of the most beneficial technologies for next generation wireless networks due to its enhanced performance compared to other conventional radio access techniques. Although the…

信息论 · 计算机科学 2017-11-27 Rukhsana Ruby , Shuxin Zhong , Hailiang Yang , Kaishun Wu

Pinching antennas have recently garnered significant attention due to their ability to dynamically reconfigure wireless propagation environments. Despite notable advancements in this area, the exploration of energy efficiency (EE)…

信息论 · 计算机科学 2025-05-22 Ming Zeng , Ji Wang , Gui Zhou , Fang Fang , Xianbin Wang

This paper investigates a novel communication paradigm employing movable antennas (MAs) within a multiple-input single-output (MISO) non-orthogonal multiple access (NOMA) downlink framework, where users are equipped with MAs. Initially,…

信息论 · 计算机科学 2024-08-09 Yufeng Zhou , Wen Chen , Qingqing Wu , Xusheng Zhu , Nan Cheng
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