8 papers
EQE-QAOA: An Equivalence-Preserving Qubit Efficient Framework for Combinatorial Optimization
Xiaoyu Ma, Fang Fang, Ximing Xie +2
The limited number of qubits is a major bottleneck in Quantum Approximate Optimization Algorithm (QAOA) for large-scale combinatorial optimization in the Noisy Intermediate-Scale Q…
On Dual-Fed Pinching Antenna Systems with In-Waveguide Attenuation
Ximing Xie, Hao Qin, Fang Fang +1
Pinching antenna systems (PAS) have recently emerged as a promising architecture for flexible and reconfigurable wireless communications. However, their performance is fundamentall…
Fairness-Oriented Optimization of NOMA-Enabled Pinching-Antenna Systems Under Blockage and Imperfect CSI
Zhehang Ye, Ximing Xie, Hao Qin +2
The pinching-antenna system (PASS) has been proposed as a promising solution for mitigating line-of-sight (LoS) blockages by dynamically repositioning pinching antennas (PAs) along…
Dynamic Antenna Placement for Mobile Users in Urban Micro Pinching-Antenna Systems
Qiushi Zhao, Zihan Feng, Ximing Xie +3
The pinching-antenna systems (PASS) enable blockage mitigation in urban micro (UMi) networks through flexible antenna placement. However, the joint optimization of antenna position…
Pinching Antennas in Blockage-Aware Environments: Modeling, Design, and Optimization
Ximing Xie, Fang Fang, Zhiguo Ding +1
Pinching-antenna (PA) systems have recently emerged as a promising member of the flexible-antenna family due to their ability to dynamically establish line-of-sight (LoS) links. Wh…
Robust and Secure Transmission for Movable-RIS Assisted ISAC with Imperfect Sense Estimation
Ling Zhuang, Ximing Xie, Fang Fang +2
Reconfigurable intelligent surfaces (RISs) have been extensively applied in integrated sensing and communication (ISAC) systems due to the capability of enhancing physical layer se…