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相关论文: Sum Capacity Characterization of Pinching Antennas…

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The pinching-antenna system (PASS) reconstructs wireless channels through pinching beamforming, i.e., optimizing the activated locations of pinching antennas (PAs) along the waveguide. The aim of this article is to investigate the joint…

信号处理 · 电气工程与系统科学 2025-06-10 Mingjun Sun , Chongjun Ouyang , Shaochuan Wu , Yuanwei Liu

The pinching-antenna system (PASS) reconfigures wireless links through pinching beamforming, in which the activated locations of pinching antennas (PAs) along dielectric waveguides are optimized. This article investigates the application of…

信号处理 · 电气工程与系统科学 2025-06-03 Shan Shan , Chongjun Ouyang , Yong Li , 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

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

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

Recently, the pinching antenna systems (PASS) have attracted significant attention due to their ability to exploit dynamically reconfigurable pinching points along waveguides for flexible signal transmission. However, existing work largely…

信号处理 · 电气工程与系统科学 2026-05-11 Ali Amhaz , Mohamed Elhattab , Chadi Assi , Sanaa Sharafeddine

Pinching-antenna systems (PASS) improve wireless links by configuring the locations of activated pinching antennas along dielectric waveguides, namely pinching beamforming. In this paper, a novel adjustable power radiation model is proposed…

信号处理 · 电气工程与系统科学 2025-10-02 Xiaoxia Xu , Xidong Mu , Zhaolin Wang , Yuanwei Liu , Arumugam Nallanathan

This article investigates the application of pinching-antenna systems (PASS) in multiuser multiple-input single-output (MISO) communications. Two sum-rate maximization problems are formulated under minimum mean square error (MMSE) decoding,…

信号处理 · 电气工程与系统科学 2025-04-24 Jiarui Zhang , Hao Xu , Chongjun Ouyang , Qiuyun Zou , Hongwen Yang

A pinching antenna system (PASS) assisted cell-free communication system is proposed. A sum rate maximization problem under the BS power budget constraint and PA deployment constraint is formulated. To tackle the proposed non-convex…

信号处理 · 电气工程与系统科学 2026-05-20 Haochen Li , Jiayi Lei , Cheng Zeng , Zhaoming Hu , Chao Dong , Yuanwei Liu

The Pinching-Antenna System (PASS) reconfigures wireless channels through \emph{pinching beamforming}, in which the active positions of pinching antennas (PAs) along dielectric waveguides are optimized to shape the radiation pattern. This…

信号处理 · 电气工程与系统科学 2026-02-04 Zhenqiao Cheng , Chongjun Ouyang , Nicola Marchetti

A novel pinching antenna system (PASS)-enabled downlink multi-user multiple-input single-output (MISO) framework is proposed. PASS consists of multiple waveguides spanning over thousands of wavelength, which equip numerous low-cost…

信号处理 · 电气工程与系统科学 2026-02-03 Xiaoxia Xu , Xidong Mu , Yuanwei Liu , Arumugam Nallanathan

A fundamental two-user PASS-based communication system is considered under three MA schemes, namely non-orthogonal multiple access (NOMA), frequency division multiple access (FDMA), and time division multiple access (TDMA). For each MA…

信号处理 · 电气工程与系统科学 2025-06-17 Qiao Ren , Xidong Mu , Siyu Lin , Yuanwei Liu

Pinching antennas have been recently proposed as a promising flexible-antenna technology, which can be implemented by attaching low-cost pinching elements to dielectric waveguides. This work explores the potential of employing pinching…

信息论 · 计算机科学 2025-02-04 Ali Bereyhi , Saba Asaad , Chongjun Ouyang , Zhiguo Ding , H. Vincent Poor

Pinching-antennas systems (PASS) offer reconfigurable wireless channels via low-cost dielectric mediums by creating line-of-sight (LoS) communication links. Most of the existing PASS cover mechanisms of equal power pinching antennas for…

信号处理 · 电气工程与系统科学 2026-05-07 Ishtiaque Ahmed , Leila Musavian

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

The Pinching-Antenna SyStem (PASS) is a revolutionary flexible antenna technology designed to enhance wireless communication by establishing strong line-of-sight (LoS) links, reducing free-space path loss and enabling antenna array…

信息论 · 计算机科学 2025-06-13 Zhaolin Wang , Chongjun Ouyang , Xidong Mu , Yuanwei Liu , Zhiguo Ding

This paper investigates a novel downlink symbiotic radio framework enabled by the pinching antenna system (PASS), designed to enhance both primary and secondary transmissions through reconfigurable antenna positioning. This…

信号处理 · 电气工程与系统科学 2025-09-17 Ze Wang , Guoping Zhang , Hongbo Xu , Wei Liu , Ming Zeng , Fang Fang , Dusit Niyato

Pinching-antenna systems (PASS) have been recently proposed to improve the performance of wireless networks by reconfiguring both the large-scale and small-scale channel conditions. However, existing studies ignore the physical constraints…

信号处理 · 电气工程与系统科学 2025-07-04 Yiming Xu , Dongfang Xu , Xianghao Yu , Shenghui Song , Zhiguo Ding , Robert Schober

Pinching-antenna systems (PASS) represent an innovative advancement in flexible-antenna technologies, aimed at significantly improving wireless communications by ensuring reliable line-of-sight connections and dynamic antenna array…

信号处理 · 电气工程与系统科学 2025-11-27 Jingjing Zhao , Haowen Song , Xidong Mu , Kaiquan Cai , Yanbo Zhu , Yuanwei Liu

Pinching antenna systems (PASS) enable reconfigurable radiating elements and extended line-of-sight communication, mitigating path loss effects. However, existing designs lack fully controllable radiation weights, as they are governed by…

信息论 · 计算机科学 2026-05-27 Askin Altinoklu , Leila Musavian
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