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Pinching antenna (PA), a flexible waveguide integrated with dielectric particles, intelligently reconstructs line-of-sight channels. Utilizing its geometric deterministic model and meter-level reconstruction, PA systems (PASS) are applied…

Systems and Control · Electrical Eng. & Systems 2025-08-12 Yaoyu Zhang , Xin Sun , Jun Wang , Tianwei Hou , Anna Li , Yuanwei Liu , Arumugam Nallanathan

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…

Signal Processing · Electrical Eng. & Systems 2026-05-07 Ishtiaque Ahmed , Leila Musavian

An integrated sensing and communication (ISAC) design for pinching antenna systems (PASS) is proposed, where the pinching antennas are deployed to establish reliable line-of-sight communication and sensing links. More particularly, a…

Information Theory · Computer Science 2025-05-13 Zheng Zhang , Zhaolin Wang , Xidong Mu , Bingtao He , Jian Chen , Yuanwei Liu

Pinching antenna system (PAS) serves as a groundbreaking paradigm that enhances wireless communications by flexibly adjusting the position of pinching antenna (PA) and establishing a strong line-of-sight (LoS) link, thereby reducing the…

Signal Processing · Electrical Eng. & Systems 2025-11-06 Kunrui Cao , Jingyu Chen , Panagiotis D. Diamantoulakis , Lei Zhou , Xingwang Li , Yuanwei Liu , George K. Karagiannidis

The emerging pinching antenna (PA) technology has high flexibility to reconfigure wireless channels and combat line-of-sight blockage, thus holding transformative potential for indoor immersive applications in 6G. This paper investigates…

Performance · Computer Science 2025-06-10 Yulei Wang , Yalin Liu , Yaru Fu , Zhiguo Ding

Pinching antenna systems (PAS) have recently emerged as a promising architecture for flexible and reconfigurable wireless communications. However, their performance is fundamentally constrained by in-waveguide attenuation, which is…

Signal Processing · Electrical Eng. & Systems 2026-03-06 Ximing Xie , Hao Qin , Fang Fang , Xianbin Wang

Recently, the pinching-antenna system (PASS) has emerged as a promising architecture owing to its ability to reconfigure large-scale path loss and signal phase by activating radiation points along a dielectric waveguide. However, existing…

Signal Processing · Electrical Eng. & Systems 2025-11-13 Yuan Zhong , Yue Xiao , Yijia Li , Hao Chen , Xianfu Lei , Pingzhi Fan

The full potential of pinching-antenna systems (PAS) can be unblocked if pinching antennas can be accurately activated at positions tailored for the serving users', which means that acquiring accurate channel state information (CSI) at…

Signal Processing · Electrical Eng. & Systems 2025-04-15 Gui Zhou , Vasilis Papanikolaou , Zhiguo Ding , Robert Schober

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…

Information Theory · Computer Science 2025-02-04 Ali Bereyhi , Saba Asaad , Chongjun Ouyang , Zhiguo Ding , H. Vincent Poor

The novel architecture of the center-fed pinching antenna system (C-PASS) is investigated, where the waveguide-fed signal is divided into two propagation directions through controllable power splitting. By doing so, a doubled degree of…

Information Theory · Computer Science 2026-01-13 Xu Gan , Yuanwei Liu

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

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…

Signal Processing · Electrical Eng. & Systems 2026-04-08 Ishtiaque Ahmed , Haris Parvaiz , Leila Musavian

Pinching antenna systems (PASSs) can dynamically adapt their transmit and receive arrays for sensing and communication in wireless systems. This work explores the potential of PASSs for integrated sensing and communication (ISAC) by…

Information Theory · Computer Science 2026-03-18 Saba Asaad , Chongjun Ouyang , Zhiguo Ding , Ali Bereyhi

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

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

Waveguide-based pinching-antenna systems (PASS) have recently emerged as a promising solution to mitigate severe propagation losses in millimeter-wave and terahertz bands by intelligently and flexibly establishing line-of-sight links.…

Signal Processing · Electrical Eng. & Systems 2025-10-22 Kasun R. Wijewardhana , Animesh Yadav , Ming Zeng , Mohamed Elsayed , Octavia A. Dobre , Zhiguo Ding

The spectral and energy efficiency (SE-EE) trade-off in pinching-antenna systems (PASS) is investigated in this paper. In particular, two practical operating protocols, namely waveguide multiplexing (WM) and waveguide switching (WS), are…

Signal Processing · Electrical Eng. & Systems 2026-01-09 Guangyu Zhu , Xidong Mu , Li Guo , Shibiao Xu , Yuanwei Liu , Naofal Al-Dhahir

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…

Signal Processing · Electrical Eng. & Systems 2026-05-11 Ali Amhaz , Mohamed Elhattab , Chadi Assi , Sanaa Sharafeddine

This article investigates secure multicast communications in pinching-antenna systems (PASS), where pinching beamforming is enabled by adaptively adjusting pinching antenna (PAs) positions along waveguides to improve multicast security.…

Signal Processing · Electrical Eng. & Systems 2025-09-22 Shan Shan , Chongjun Ouyang , Yong Li , Yuanwei Liu

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…

Signal Processing · Electrical Eng. & Systems 2025-12-04 Songtao Xue , Jingjing Zhao , Kaiquan Cai , Xidong Mu , Zhenyu Xiao , Yuanwei Liu