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Related papers: Rydberg Atomic Quantum MIMO Receivers for The Mult…

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Rydberg atomic quantum receivers have been seen as novel radio frequency measurements and the high sensitivity to a large range of frequencies makes it attractive for communications reception. However, their performance can be significantly…

Signal Processing · Electrical Eng. & Systems 2026-05-15 Hao Wu , Xinyuan Yao , Shanchi Wu , Rui Ni , Chen Gong , Kaibin Huang

Detecting microwave signals over a wide frequency range has numerous advantages as it enables simultaneous transmission of a large amount of information and access to more spectrum resources. This capability is crucial for applications such…

In this paper, we propose a joint delay-Doppler estimation framework for Rydberg atomic quantum receivers (RAQRs) leveraging affine frequency division multiplexing (AFDM), as a future enabler of hyper integrated sensing and communication…

Signal Processing · Electrical Eng. & Systems 2026-03-17 Hanvit Kim , Hyeon Seok Rou , Kihong Min , Giuseppe Thadeu Freitas de Abreu , Sunwoo Kim

Rydberg Atomic REceivers (RAREs) have demonstrated remarkable capabilities for radio-frequency signal measurement, enabling advanced quantum wireless sensing. Existing RARE-based sensing systems popularly adopt the heterodyne detection…

Information Theory · Computer Science 2025-11-26 Mingyao Cui , Qunsong Zeng , Zhanwei Wang , Kaibin Huang

Rydberg states of alkali atoms, where the outer valence electron is excited to high principal quantum numbers, have large electric dipole moments allowing them to be used as sensitive, wideband, electric field sensors. These sensors use…

Leveraging the quantum advantages of highly excited atoms, Rydberg atomic receivers (RAREs) represent a paradigm shift in radio wave detection, offering high sensitivity and broadband reception. However, existing studies largely model RAREs…

Quantum Physics · Physics 2026-01-27 Mingyao Cui , Qunsong Zeng , Kaibin Huang

High-sensitive measurement of radio-frequency (RF) electric field is available via the electromagnetically induced transparency (EIT) effect of Rydberg atom at room-temperature, which has been developed to be a promising atomic RF receiver.…

Atomic Physics · Physics 2019-03-27 Zhenfei Song , Wanfeng Zhang , Hongping Liu , Xiaochi Liu , Haiyang Zou , Jie Zhang , Jifeng Qu

A cross-layer optimization approach is adopted for the design of symmetric random access wireless systems. Instead of the traditional collision model, a more realistic physical layer model is considered. Based on this model, an Incremental…

Information Theory · Computer Science 2007-07-16 Young-Han Nam , Praveen Kumar Gopala , Hesham El Gamal

In this paper, we consider massive multiple-input multiple-output (MIMO) systems for both downlink and uplink scenarios, where three radio units (RUs) connected via one digital unit (DU) support multiple user equipments (UEs) at the…

Information Theory · Computer Science 2016-11-17 Yeon-Geun Lim , Chan-Byoung Chae , Giuseppe Caire

Realizing large-scale quantum networks requires the generation of high-fidelity quantum entanglement states between remote quantum nodes, a key resource for quantum communication, distributed computation and sensing applications. However,…

This work provides a generalized performance analysis for the multi-user uplink-NOMA system with adaptive square quadrature amplitude modulation (QAM) over Rayleigh fading channels. Motivated by the massive IoT connections and…

Information Theory · Computer Science 2022-04-29 Hichem Semira , Ferdi Kara , Hakan Kaya , Halim Yanikomeroglu

This paper investigates a fluid reconfigurable intelligent surface (FRIS)-assisted Rydberg Atomic REceiver (RARE) architecture under magnitude-only heterodyne readout. We show that, unlike conventional coherent systems, the optimal…

Signal Processing · Electrical Eng. & Systems 2026-04-14 Hong-Bae Jeon , Kai-Kit Wong , Chan-Byoung Chae

Electromagnetically induced transparency (EIT) in atomic systems involving Rydberg states is known to be a sensitive probe of incident microwave (MW) fields, in particular those resonant with Rydberg-to-Rydberg transitions. Here we propose…

Atomic Physics · Physics 2022-10-06 Sebastian Borówka , Uliana Pylypenko , Mateusz Mazelanik , Michał Parniak

This letter considers an active reconfigurable intelligent surface (RIS)-aided multi-user uplink massive multipleinput multiple-output (MIMO) system with low-resolution analog-to-digital converters (ADCs). The letter derives the closedform…

Information Theory · Computer Science 2024-04-23 Zhangjie Peng , Zecheng Lu , Xue Liu , Cunhua Pan , Jiangzhou Wang

Rydberg sensors offer a unique approach to radio frequency (RF) detection, leveraging the high sensitivity and quantum properties of highly-excited atomic states to achieve performance levels beyond classical technologies. Non-linear…

Atomic Physics · Physics 2025-07-11 Luís Felipe Gonçalves , Teng Zhang , Georg Raithel , David A. Anderson

Massive multiple-input-multiple-output (M-MIMO) features a capability for spatial multiplexing of large number of users. This number becomes even more extreme in extra-large (XL-MIMO), a variant of M-MIMO where the antenna array is of very…

Information Theory · Computer Science 2021-05-25 Victor Croisfelt Rodrigues , Abolfazl Amiri , Taufik Abrão , Elisabeth de Carvalho , Petar Popovski

Rydberg atom,which exhibits a strong response to weak electric(E) fields,is regarded as a promising atomic receiver to surpass sensitivity of conventional receivers. However, its sensitivity is strongly limited by the noise coming from both…

Atomic Physics · Physics 2024-10-08 Bo Wu , Ruiqi Mao , Yi Liu , Di Sang , Yanli Zhou , Yi Lin , Qiang An , Yunqi Fu

We describe an approach to achieve near-perfect unidirectional light-matter coupling to an effective quantum emitter that is formed by a subwavelength array of atoms in the Rydberg-blockade regime. The nonlinear reflection and transmission…

Quantum Physics · Physics 2024-07-02 Lida Zhang , Fan Yang , Klaus Mølmer , Thomas Pohl

With the exponential increase of the number of devices in the communication ecosystem toward the upcoming sixth generation (6G) of wireless networks, more enabling technologies and potential wireless architectures are necessary to fulfill…

Information Theory · Computer Science 2022-06-24 Xiao Yue , Sotiris A. Tegos , Panagiotis D. Diamantoulakis , Zheng Ma , George K. Karagiannidis

This paper presents the Quantum-Power pROfile Based Estimation (PROBE) framework, a Rydberg Atomic Receiver (RARE)-based multi-user angle-of-arrival (AoA) estimation approach equipped with a radio-frequency (RF) lens front end. We establish…

Signal Processing · Electrical Eng. & Systems 2026-03-03 Hong-Bae Jeon , Kaibin Huang , Chan-Byoung Chae