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Related papers: Pinching-Antenna Systems with LoS Blockages

200 papers

The concept of large intelligent surface (LIS)-based communication has recently attracted increasing research attention, where a LIS is considered as an antenna array whose entire surface area is available for radio signal transmission and…

Information Theory · Computer Science 2020-02-28 Jide Yuan , Hien Quoc Ngo , Michail Matthaiou

Line-of-sight (LoS) multiple-input multiple-output (MIMO) gives full spatial-multiplexing gain when the antenna array geometry and orientation are designed based on the inter-terminal distance. These known design methodologies, that hold…

Information Theory · Computer Science 2016-11-10 Lakshmi Natarajan , Yi Hong , Emanuele Viterbo

Segmented pinching antenna assisted integrated sensing and communication (ISAC) systems enable flexible spatial resource utilization by allowing different waveguide segments to be dynamically configured for transmission and reception.…

Signal Processing · Electrical Eng. & Systems 2026-04-14 Qian Gao , Ruikang Zhong , Yuanwei Liu

This paper aims to design multiple access (MA) schemes to improve the max-min fairness (MMF) for pinching antennas (PAs)-based multigroup multicast communications, where PA placement and resource allocation are jointly optimized.…

Signal Processing · Electrical Eng. & Systems 2026-02-26 Shan Shan , Chongjun Ouyang , Yong Li , Yuanwei Liu

We investigate a novel integrated sensing and communication (ISAC) system enabled by pinching antennas (PAs), which are dynamically activated along a dielectric waveguide. Unlike prior designs, the PAs are organized into multiple clusters…

Signal Processing · Electrical Eng. & Systems 2026-03-31 Ata Khalili , Brikena Kaziu , Vasilis K. Papanikolaou , Robert Schober

This paper investigates the secrecy performance of pinching-antenna systems (PAS) under practical pinching-position activation uncertainty. By dynamically selecting the radiation point along a dielectric waveguide, PAS enables low-cost…

Signal Processing · Electrical Eng. & Systems 2026-04-15 Saeid Pakravan , Imene Trigui , Wessam Ajib , Wei-Ping Zhu

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

In this paper, a novel pinching-antenna assisted index modulation (PA-IM) scheme is proposed for improving the spectral efficiency without increasing the hardware complexity, where the information bits are conveyed not only by the…

Signal Processing · Electrical Eng. & Systems 2026-02-13 Shuaixin Yang , Yijia Li , Yue Xiao , Yong Liang Guan , Xianfu Lei , Zhiguo Ding

In this paper, a novel pinching antenna-aided spatial multiplexing (PASM) architecture is conceived, which intrinsically amalgamates the benefits of flexible radiating element placement with radio-frequency (RF) chain transmission.…

Signal Processing · Electrical Eng. & Systems 2026-04-30 Ruijie Li , Yue Xiao , Shuaixin Yang , Gang Wu , Xianfu Lei , Ming Xiao

In this letter, a pinching antenna (PA)-aided scheme for establishing a secure integrated sensing and communication system (ISAC) is investigated. The underlying system comprises a dual-functional radar communication (DFRC) base station…

Information Theory · Computer Science 2025-07-18 Elmehdi Illi , Marwa Qaraqe , Ali Ghrayeb

The point-to-point multiple-antenna channel is investigated in uncorrelated block fading environment with Rayleigh distribution. The maximum throughput and maximum expected-rate of this channel are derived under the assumption that the…

Information Theory · Computer Science 2012-01-17 Mahdi Zamani , Amir K. Khandani

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…

Signal Processing · Electrical Eng. & Systems 2025-06-19 Peng Liu , Meng Hua , Guangji Chen , Xinyi Wang , Zesong Fei

Communication-sensing integration represents an up-and-coming area of research, enabling wireless networks to simultaneously perform communication and sensing tasks. However, in urban cellular networks, the blockage of buildings results in…

Information Theory · Computer Science 2024-07-03 Zezhong Sun , Shi Yan , Ning Jiang , Jiaen Zhou , Mugen Peng

Antenna simulation typically involves modeling and optimization, which are time-consuming and labor-intensive, slowing down antenna analysis and design. This paper presents a prototype of a large language model (LLM)-based antenna design…

Artificial Intelligence · Computer Science 2025-12-18 Tao Wu , Kexue Fu , Qiang Hua , Xinxin Liu , Bo Liu

Integrated sensing and communication (ISAC) is considered to be a promising technology for future wireless systems due to its ability to provide communication and sensing services using shared hardware and spectrum resources. Moreover, the…

Information Theory · Computer Science 2026-05-19 Nemanja Stefan Perović , Keshav Singh , Chih-Peng Li

Future smart factories are expected to deploy applications over high-performance indoor wireless channels in the millimeter-wave (mmWave) bands, which on the other hand are susceptible to high path losses and Line-of Sight (LoS) blockages.…

Networking and Internet Architecture · Computer Science 2025-11-21 Cao Vien Phung , Max Franke , Ehsan Tohidi , June Heinemann , Andre Drummond , Stefan Schmid , Slawomir Stanczak , Admela Jukan

This paper investigates energy efficiency maximization in an integrated sensing and communication framework for satellite-UAV MIMO systems, where a LEO satellite and a UAV simultaneously serve ground users and perform target sensing. Both…

Information Theory · Computer Science 2026-03-03 Ngo Tran Anh Thu , Pham Dang Anh Duc , Bui Trong Duc , Nguyen Minh Quan , Trinh Van Chien , Hoang D. Le

One of the promising technologies for the next generation wireless networks is the reconfigurable intelligent surfaces (RISs). This technology provides planar surfaces the capability to manipulate the reflected waves of impinging signals,…

Information Theory · Computer Science 2020-07-20 Mustafa A. Kishk , Mohamed-Slim Alouini

Massive MIMO systems, where the base stations are equipped with hundreds of antennas, are an attractive way to handle the rapid growth of data traffic. As the number of users increases, the initial access and handover in contemporary…

Information Theory · Computer Science 2016-05-04 Luca Sanguinetti , Antonio A. D'Amico , Michele Morelli , Merouane Debbah

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