15 papers
An Optical Pathway to Movable Rydberg Atomic Quantum Receivers
Qihao Peng, Qu Luo, Lixia Xiao +6
This paper develops an optically movable Rydberg atomic quantum receiver (RAQR), in which the probe and coupling beams are steered within each vapor cell to dynamically reconfigure…
Unified Analytical Model for Atomic Receivers Under Typical Quantum Interference Paths
Yiyue Xiang, Neng Ye, Qihao Peng +2
Atomic receivers, which leverage the quantum interference termed electromagnetically induced transparency (EIT) for radio-frequency (RF) to optical signal transduction, offer a rev…
Rydberg Atomic Quantum Radio: A Comprehensive Survey From Wireless Communication Perspective
Yiyue Xiang, Neng Ye, Qihao Peng +5
Next-generation space-air-ground-sea integrated networks (SAGSIN) impose unprecedented demands on advanced radio frequency (RF) receivers for full-spectrum agility, ultra-high sens…
Cell-Level Channel Shaping for Rydberg Atomic Quantum Receivers in Satellite Uplinks With Doppler-Enabled Superheterodyne Reception
Qihao Peng, Qu Luo, Kezhi Wang +4
In this paper, we propose a self-superheterodyne Rydberg uniform array receiver for satellite uplink communications, in which the Doppler shift naturally induced by satellite motio…
Frame-Based AFDM-ISAC Waveform Design With Chirp-Enabled Pulse Compression
Qu Luo, Zilong Liu, Musavian Leila +3
This paper proposes an Affine frequency division multiplexing (AFDM)-empowered integrated sensing and communications (ISAC) design, referred to as AFDM-ISAC. We first design a nove…
Towards Standardizing Affine Frequency Division Multiplexing (AFDM) for Future Wireless Networks
Qu Luo, Lixia Xiao, Pei Xiao +6
Affine frequency division multiplexing~(AFDM) has emerged as a compelling waveform candidate for future wireless networks, owing to its strong resilience to doubly selective channe…
Beyond the RF Paradigm: Rydberg Atomic Receivers for Next-Generation IoT
Qihao Peng, Qu Luo, Dongnan Xia +11
Next-generation Internet-of-Things (IoT) is evolving toward a ubiquitous, ultra-low-power, and multi-band heterogeneous networking paradigm that seamlessly integrates terrestrial,…
Coverage Analysis of Rydberg Atom Quantum Receiver Arrays: A Stochastic Geometry Approach
Dongnan Xia, Cunhua Pan, Hong Ren +3
Rydberg atomic quantum receivers (RAQRs) offer quantum-limited sensitivity and broadband tunability. It is not obvious whether this device-level advantage also improves network rel…
Signal-Dependent Shot Noise Modeling of Rydberg Atomic Quantum Receivers: A Design Perspective
Qihao Peng, Qu Luo, Tierui Gong +8
In this paper, we develop a communication-oriented complex baseband equivalent model for superheterodyne Rydberg atomic quantum receivers (RAQRs). The model explicitly captures pho…
Rydberg Atomic Quantum Satellites for Enhanced Ground-to-Space Direct Uplink Access
Qihao Peng, Tierui Gong, Zihang Song +4
This paper investigates the performance advantages of Rydberg atomic quantum (RAQ)-based multiple-input multiple-output (MIMO) satellites for enhancing direct ground-to-space uplin…
From Active to Battery-Free: Rydberg Atomic Quantum Receivers for Self-Sustained SWIPT-MIMO Networks
Qihao Peng, Qu Luo, Zheng Chu +5
In this paper, we proposed a hybrid simultaneous wireless information and power transfer (SWIPT)-enabled multiple-input multiple-output (MIMO) architecture, where the base station…
RIS-assisted Atomic MIMO Receiver
Qihao Peng, Jiuyu Liu, Qu Luo +4
In this paper, we propose a novel and low-complexity atomic multiple-input multiple-output (MIMO) receiver architecture assisted by a reconfigurable intelligent surface (RIS). By i…
Enhanced Ground-Satellite Direct Access via Onboard Rydberg Atomic Quantum Receivers
Qihao Peng, Tierui Gong, Zihang Song +4
Ground-satellite links for 6G networks face critical challenges, including severe path loss, tight size-weight-power limits, and congested spectrum, all of which significantly hind…
CSI-Free Symbol Detection for Atomic MIMO Receivers via In-Context Learning
Zihang Song, Qihao Peng, Pei Xiao +2
Atomic receivers based on Rydberg vapor cells as sensors of electromagnetic fields offer a promising alternative to conventional radio frequency front-ends. In multi-antenna config…
Cluster-Aware Two-Stage Method for Fast Iterative MIMO Detection in LEO Satellite Communications
Jiuyu Liu, Yi Ma, Qihao Peng +1
In this paper, a cluster-aware two-stage multiple-input multiple-output (MIMO) detection method is proposed for direct-to-cell satellite communications. The method achieves computa…