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This paper investigates a pinching-antenna (PA)-enabled cognitive radio network, where both the primary transmitter (PT) and secondary transmitter (ST) are equipped with a single waveguide and multiple PAs to facilitate simultaneous…

Signal Processing · Electrical Eng. & Systems 2025-11-18 Zeyang Sun , Xidong Mu , Shuai Han , Sai Xu , Michail Matthaiou

This paper proposes a novel multi-mode pinching-antenna systems (PASS) framework. Multiple data streams can be transmitted within a single waveguide through multiple guided modes, thus facilitating efficient multi-user communications…

Signal Processing · Electrical Eng. & Systems 2026-01-29 Xiaoxia Xu , Xidong Mu , Yuanwei Liu , Arumugam Nallanathan

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…

Information Theory · Computer Science 2025-11-14 Ruotong Zhao , Shaokang Hu , Deepak Mishra , Derrick Wing Kwan Ng

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…

Information Theory · Computer Science 2026-04-14 Hao Feng , Ebrahim Bedeer , Ming Zeng , Xingwang Li , Wanming Hao , Dingzhu Wen

A segmented waveguide-enabled pinching-antenna system (SWAN) is proposed, in which a segmented waveguide composed of multiple short dielectric waveguide segments is employed to radiate or receive signals through the pinching antennas (PAs)…

Signal Processing · Electrical Eng. & Systems 2025-09-16 Chongjun Ouyang , Hao Jiang , Zhaolin Wang , Yuanwei Liu , Zhiguo Ding

The joint transmit and pinching beamforming design for spectral efficiency (SE) and energy efficiency (EE) tradeoff in pinching-antenna systems (PASS) is proposed, under practical channel and energy consumption models. In the single-user…

Signal Processing · Electrical Eng. & Systems 2026-04-14 Zihao Zhou , Zhaolin Wang , Yuanwei Liu

The evolution of wireless communication systems requires flexible, energy-efficient, and cost-effective antenna technologies. Pinching antennas (PAs), which can dynamically control electromagnetic wave propagation through binary activation…

A pinching antennas (PAs)-aided integrated sensing and multicast communication framework is proposed. In this framework, the communication performance is measured by the multicast rate considering max-min fairness. Moreover, the sensing…

Signal Processing · Electrical Eng. & Systems 2026-02-19 Shan Shan , Chongjun Ouyang , Xiaohang Yang , Yong Li , Zhiqin Wang , 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…

Signal Processing · Electrical Eng. & Systems 2025-06-03 Shan Shan , Chongjun Ouyang , Yong Li , Yuanwei Liu

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…

Information Theory · Computer Science 2026-01-28 Hao Feng , Ming Zeng , Xingwang Li , Wenwu Xie , Nian Xia , Octavia A. Dobre

In this letter, we investigate a novel pinching antenna (PA)-aided wireless powered communication network (WPCN), in which multiple PAs are activated along a waveguide to establish robust line-of-sight links with multiple devices. Both time…

Networking and Internet Architecture · Computer Science 2025-10-22 Yixuan Li , Hongbo Xu , Ming Zeng , Yuanwei Liu

Pinching antennas (PAs), as an emerging flexible-antenna technology, enables movable PAs deployed along waveguides to customize channel conditions over a large scale. This paper investigates an application of PAs to enable physical-layer…

Signal Processing · Electrical Eng. & Systems 2025-10-14 Yang Lu , Xinke Xie , Yanqing Xu , Bo Ai , Octavia A. Dobre , Dusit Niyato

A dual-scale deployment (DSD) framework is proposed for pinching antenna systems (PASS), under which four protocols are provided. 1) For the coarse-scale deployment, the pinching antenna (PA) is transferred over a large-scale range at the…

Information Theory · Computer Science 2026-05-18 Xu Gan , Zhaolin Wang , Yuanwei Liu

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,…

Information Theory · Computer Science 2026-05-22 Ruotong Zhao , Shaokang Hu , Deepak Mishra , Derrick Wing Kwan Ng

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…

Information Theory · Computer Science 2025-07-18 Ming Zeng , Xianbin Wang , Yuanwei Liu , Zhiguo Ding , George K. Karagiannidis , H. Vincent Poor

Pinching-antenna system (PASS) is a novel flexible-antenna technology, which employs long-spread waveguides to convey signals with negligible path loss and pinching antennas (PAs) with adjustable positions to radiate signals from the…

Information Theory · Computer Science 2025-02-25 Xidong Mu , Guangyu Zhu , Yuanwei Liu

To meet the urgent demands for spectral efficiency and multi-user access in high-frequency application scenario for the sixth-generation wireless communication, this paper investigates a rate splitting multiple access (RSMA) system assisted…

Signal Processing · Electrical Eng. & Systems 2026-04-17 Peiyu Wang , Hong Wang , Yaru Fu , Rongfang Song

As an emerging flexible antenna technology for wireless communications, pinching-antenna systems, offer distinct advantages in terms of cost efficiency and deployment flexibility. This paper investigates joint transmission strategies of the…

Information Theory · Computer Science 2025-06-25 Enzhi Zhou , Jingjing Cui , Ziyue Liu , Zhiguo Ding , Pingzhi Fan

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…

Information Theory · Computer Science 2025-03-06 Sotiris A. Tegos , Panagiotis D. Diamantoulakis , Zhiguo Ding , George K. Karagiannidis

This letter introduces a novel pinching-antenna-system (PASS) assisted simultaneous wireless information and power transfer (SWIPT), where multiple pinching antennas (PAs) are strategically activiated on a waveguide to facilitate…

Signal Processing · Electrical Eng. & Systems 2025-05-13 Yixuan Li , Ji Wang , Yuanwei Liu , Zhiguo Ding
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