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相关论文: Sum-Rate Maximization for Pinching Antenna-assiste…

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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 paper, we investigate the resource allocation for multi-dielectric waveguide-assisted broadcast systems, where each waveguide employs multiple pinching antennas (PAs), aiming to maximize the minimum achievable rate among multiple…

信息论 · 计算机科学 2025-11-14 Ruotong Zhao , Shaokang Hu , Deepak Mishra , Derrick Wing Kwan Ng

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

This paper explores a joint optimization of transmit power allocation and radiation coefficients in a downlink Pinching Antenna SyStem (PASS) employing Non-Orthogonal Multiple Access (NOMA). By leveraging the PASS-enabled flexible channel…

信号处理 · 电气工程与系统科学 2025-11-10 Nikoloz Vashakidze , Chadi Assi , Mohamed Elhattab , Ali Ghrayeb , Maurice J. Khabbaz

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 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

In this letter, a pinching antennas (PAs) assisted rate splitting multiple access (RSMA) system with multiple waveguides is investigated to maximize sum rate. A two-step algorithm is proposed to determine PA activation scheme and optimize…

信号处理 · 电气工程与系统科学 2025-06-13 Peiyu Wang , Hong Wang , Rongfang Song

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

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

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

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

This paper studies a pinching antenna system (PAS)-assisted hybrid uplink architecture that integrates over-the-air computation (AirComp) and non-orthogonal multiple access (NOMA) to simultaneously support distributed data aggregation and…

信号处理 · 电气工程与系统科学 2026-04-15 Saeid Pakravan , Imene Trigui , Wessam Ajib , Wei-Ping Zhu

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

This paper considers a multi-user system, where the users first harvest energy from the base station and then use the harvested energy to transmit information via non-orthogonal multiple access (NOMA). A pinching antenna array is adopted to…

信号处理 · 电气工程与系统科学 2026-04-15 Saeid Pakravan , Mohsen Ahmadzadeh , Ming Zeng , Xingwang Li , Fang Fang

Pinching antenna system (PASS) configures the positions of pinching antennas (PAs) along dielectric waveguides to change both large-scale fading and small-scale scattering, which is known as pinching beamforming. A novel non-orthogonal…

信息论 · 计算机科学 2025-06-04 Deqiao Gan , Xiaoxia Xu , Jiakuo Zuo , Xiaohu Ge , Yuanwei Liu

Pinching-antenna systems (PASS) have recently attracted significant attention as a promising architecture for flexible and reconfigurable wireless communications. Despite notable advancements, research on energy efficiency (EE) maximization…

信号处理 · 电气工程与系统科学 2026-04-29 Yishi Zhang , Aditya Powari , Kaidi Wang , Yaru Fu , Daniel K. C. So

Pinching antennas, implemented by applying small dielectric particles on a waveguide, have emerged as a promising flexible-antenna technology ideal for next-generation wireless communications systems. Unlike conventional flexible-antenna…

信号处理 · 电气工程与系统科学 2025-08-25 Yanqing Xu , Zhiguo Ding , Donghong Cai , Vincent W. S. Wong

This letter proposes a novel pinching antenna systems (PASS) enabled non-orthogonal multiple access (NOMA) multi-access edge computing (MEC) framework. An optimization problem is formulated to minimize the maximum task delay by optimizing…

信号处理 · 电气工程与系统科学 2026-01-16 Yuan Ai , Xidong Mu , Pengbo Si , Yuanwei Liu

In this paper,we investigate a novel wireless powered mobile edge computing (MEC) system assisted by pinching antennas (PAs), where devices first harvest energy from a base station and then offload computation-intensive tasks to an MEC…

信号处理 · 电气工程与系统科学 2025-06-19 Peng Liu , Meng Hua , Guangji Chen , Xinyi Wang , Zesong Fei

Movable antenna (MA) systems have recently attracted significant attention in the field of wireless communications owing to their exceptional capability to proactively reconfigure wireless channels via flexible antenna movements. In this…

信号处理 · 电气工程与系统科学 2025-07-22 Nianzu Li , Peiran Wu , Lipeng Zhu , Weidong Mei , Boyu Ning , Derrick Wing Kwan Ng
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