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Securing Internet of Things (IoT) devices presents increasing challenges due to their limited computational and energy resources. Radio Frequency Fingerprint Identification (RFFI) emerges as a promising authentication technique to identify…

信号处理 · 电气工程与系统科学 2025-03-10 Guolin Yin , Junqing Zhang , Yuan Ding , Simon Cotton

In modern wireless communication systems, the effective processing of Channel State Information (CSI) is crucial for enhancing communication quality and reliability. However, current methods often handle different tasks in isolation,…

信号处理 · 电气工程与系统科学 2025-02-27 Jun Jiang , Wenjun Yu , Yuan Gao , Shugong Xu

Motivated by surveillance applications with wireless cameras or drones, we consider the problem of image retrieval over a wireless channel. Conventional systems apply lossy compression on query images to reduce the data that must be…

信息论 · 计算机科学 2020-10-21 Mikolaj Jankowski , Deniz Gunduz , Krystian Mikolajczyk

This paper introduces a new method for multi-channel time domain speech separation in reverberant environments. A fully-convolutional neural network structure has been used to directly separate speech from multiple microphone recordings,…

音频与语音处理 · 电气工程与系统科学 2020-11-12 Jisi Zhang , Catalin Zorila , Rama Doddipatla , Jon Barker

Physical layer (PHY) steganography conceals secrets by making subtle modifications to transmitted radio waveforms, which can be applied to establish covert communication systems. Given the widespread deployment of Wi-Fi infrastructures,…

信号处理 · 电气工程与系统科学 2026-04-23 Jiamu Guo , Hailang Jia , Guanxiong Shen , Junqing Zhang , Linning Peng , Liquan Chen

Device-independent (DI) quantum secret sharing (QSS) can relax the security assumptions about the devices' internal workings and provide QSS the highest level of security in theory. The original DI QSS protocol proved its correctness and…

量子物理 · 物理学 2024-10-11 Qi Zhang , Wei Zhong , Ming-Ming Du , Shu-Ting Shen , Xi-Yun Li , An-Lei Zhang , Lan Zhou , Yu-Bo Sheng

Because of the advantages of computation complexity compared with traditional localization algorithms, fingerprint based localization is getting increasing demand. Expanding the fingerprint database from the frequency domain by channel…

网络与互联网体系结构 · 计算机科学 2024-05-08 Yuan Ruihao , Huang Kaixuan , Zhang Shunqing

The decoy state protocol has been considered to be one of the most important methods to protect the security of quantum key distribution (QKD) with a weak coherent source. Here we test two experimental approaches to generating the decoy…

量子物理 · 物理学 2018-09-18 Anqi Huang , Shi-Hai Sun , Zhihong Liu , Vadim Makarov

The paper presents a novel Wi-Fi fingerprinting system that uses Channel State Information (CSI) data for fine-grained pedestrian localization. The proposed system exploits the frequency diversity and spatial diversity of the features…

计算机视觉与模式识别 · 计算机科学 2024-12-31 Muhammad Emad-ud-din

Multi-band massive multiple-input multiple-output (MIMO) communication can promote the cooperation of licensed and unlicensed spectra, effectively enhancing spectrum efficiency for Wi-Fi and other wireless systems. As an enabler for…

信息论 · 计算机科学 2025-11-14 Chenjie Xie , Li You , Zhenzhou Jin , Jinke Tang , Xiqi Gao , Xiang-Gen Xia

Key management in wireless sensor networks faces several new challenges. The scale, resource limitations, and new threats such as node capture necessitate the use of an on-line key generation by the nodes themselves. However, the cost of…

密码学与安全 · 计算机科学 2013-09-23 Matthias Wilhelm , Ivan Martinovic , Jens B. Schmitt

In this work, we propose a joint collaboration-compression framework for sequential estimation of a random vector parameter in a resource constrained wireless sensor network (WSN). Specifically, we propose a framework where the local…

信号处理 · 电气工程与系统科学 2021-09-08 Xiancheng Cheng , Prashant Khanduri , Boxiao Chen , Pramod K. Varshney

Quantum cryptographic conferencing (QCC) allows sharing secret keys among multiple distant users and plays a crucial role in quantum networks. Because of the fragility and low generation rate of genuine multipartite entangled states…

量子物理 · 物理学 2025-02-04 Yifeng Du , Yufeng Liu , Chengdong Yang , Xiaodong Zheng , Shining Zhu , Xiao-song Ma

Channel prediction permits to acquire channel state information (CSI) without signaling overhead. However, almost all existing channel prediction methods necessitate the deployment of a dedicated model to accommodate a specific…

信号处理 · 电气工程与系统科学 2025-03-20 Boxun Liu , Shijian Gao , Xuanyu Liu , Xiang Cheng , Liuqing Yang

Reconfigurable intelligent surface (RIS) is a promising candidate technology of the upcoming Sixth Generation (6G) communication system for its ability to provide unprecedented spectral and energy efficiency increment through passive…

信息论 · 计算机科学 2023-09-29 Haochen Li , Zhiwen Pan , Bin Wang , Nan Liu , Xiaohu You

The widespread use of smart devices gives rise to both security and privacy concerns. Fingerprinting smart devices can assist in authenticating physical devices, but it can also jeopardize privacy by allowing remote identification without…

密码学与安全 · 计算机科学 2014-03-14 Anupam Das , Nikita Borisov , Matthew Caesar

Semantic communication is an increasingly popular framework for wireless image transmission due to its high communication efficiency. With the aid of the joint-source-and-channel (JSC) encoder implemented by neural network, semantic…

信息论 · 计算机科学 2022-12-02 Maojun Zhang , Yang Li , Zezhong Zhang , Guangxu Zhu , Caijun Zhong

We focus on collaborative edge inference over wireless, which enables multiple devices to cooperate to improve inference performance in the presence of corrupted data. Exploiting a key-query mechanism for selective information exchange (or,…

信息论 · 计算机科学 2025-10-03 Mateus P. Mota , Mattia Merluzzi , Emilio Calvanese Strinati

The problem of secret-key based authentication under privacy and storage constraints on the source sequence is considered. The identifier measurement channels during authentication are assumed to be controllable via a cost-constrained…

信息论 · 计算机科学 2020-07-24 Onur Günlü , Rafael F. Schaefer , H. Vincent Poor

Key Distillation is an essential component of every Quantum Key Distribution system because it compensates the inherent transmission errors of quantum channel. However, throughput and interoperability aspects of post-processing engine…

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