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Wireless powered backscatter communications is an attractive technology for next-generation low-powered sensor networks such as the Internet of Things. However, backscattering suffers from collisions due to multiple simultaneous…

信息论 · 计算机科学 2017-07-12 Constantinos Psomas , Ioannis Krikidis

The rapid growth of IoT driven by recent advancements in consumer electronics, 5G communication technologies, and cloud-computing enabled big-data analytics, has recently attracted tremendous attention from both the industry and academia.…

信息论 · 计算机科学 2019-03-28 Wanchun Liu , Kaibin Huang , Xiangyun Zhou , Salman Durrani

Backscatter radio is a promising technology for low-cost and low-power Internet-of-Things (IoT) networks. The conventional monostatic backscatter radio is constrained by its limited communication range, which restricts its utility in…

系统与控制 · 电气工程与系统科学 2025-09-17 Kartik Patel , Junbo Zhang , John Kimionis , Lefteris Kampianakis , Michael S. Eggleston , Jinfeng Du

Symbiotic Backscatter Communication (SBC) has emerged as a spectrum-efficient and low-power communication technology, where backscatter devices (BDs) modulate and reflect incident radio frequency (RF) signals from primary transmitters…

信息论 · 计算机科学 2026-01-29 Yinghui Ye , Shuang Lu , Liqin Shi , Xiaoli Chu , Sumei Sun

Massive Machine-Type Communications (mMTC) is a key service category in the current generation of wireless networks featuring an extremely high density of energy and resource-limited devices with sparse and sporadic activity patterns. In…

信息论 · 计算机科学 2023-03-14 Jyotish Robin , Elza Erkip

Scatter radio, i.e., communication by means of reflection, has been recently proposed as a viable ultra-low power solution for wireless sensor networks (WSNs). This work offers a detailed comparison between monostatic and multistatic…

信息论 · 计算机科学 2018-04-12 Panos N. Alevizos , Konstantinos Tountas , Aggelos Bletsas

Wireless power transfer (WPT) using energy beamforming is a promising solution for low power Internet of Things (IoT) devices. In this work, we consider WPT from an energy transmitter (ET) employing retrodirective WPT using a large phased…

信息论 · 计算机科学 2021-04-23 Sahar Idrees , Xiangyun Zhou , Salman Durrani , Dusit Niyato

This paper investigates the theoretical performance analysis for a subcarrier multiplexed (SCM) wavelength division multiplexing (WDM) optical transmission system in presence of optical beat interference (OBI) which occurs during the photo…

其他计算机科学 · 计算机科学 2010-04-28 Md. Shamim Reza , Md. Maruf Hossain , Adnan Ahmed Chowdhury , S. M. Shamim Reza , Md. Moshiur Rahman

Precoding is a method of compensating the channel at the transmitter. This work presents a novel method of data detection in turbo coded single user massive multiple input multiple output (MIMO) systems using precoding. We show via computer…

信息论 · 计算机科学 2020-08-03 K. Vasudevan , Gyanesh Kumar Pathak , A. Phani Kumar Reddy

This paper introduces a secure affine frequency division multiplexing (SE-AFDM) for wireless communication systems to enhance communication security. Besides configuring the parameter c1 to obtain communication reliability under doubly…

信号处理 · 电气工程与系统科学 2025-09-24 Ping Wang , Zulin Wang , Yuanfang Ma , Xiaosi Tian , Yuanhan Ni

The lightweight protocols and low-power radio technologies open up many opportunities to facilitate Internet-of-Things (IoT) into our daily life, while their minimalist design also makes IoT devices vulnerable to many active attacks due to…

密码学与安全 · 计算机科学 2018-10-17 Zhiqing Luo , Wei Wang , Jun Qu , Tao Jiang , Qian Zhang

The advent of Non-Terrestrial Networks (NTN) represents a compelling response to the International Mobile Telecommunications 2030 (IMT-2030) framework, enabling the delivery of advanced, seamless connectivity that supports reliable,…

网络与互联网体系结构 · 计算机科学 2025-04-29 Muhammad Ali Jamshed , Bushra Haq , Muhammad Ahmed Mohsin , Ali Nauman , Halim Yanikomeroglu

This work considers a system where a dual-function radar transmitter (source) performs direct communication with a reader while simultaneously enabling ambient backscatter communication from a tag. The source embeds its message into a coded…

信号处理 · 电气工程与系统科学 2026-04-20 Yubo Zhang , Luca Venturino , Xiaodong Wang

Signal detection in environments with unknown signal bandwidth and time intervals is a fundamental problem in adversarial and spectrum-sharing scenarios. This paper addresses the problem of detecting signals occupying unknown degrees of…

信号处理 · 电气工程与系统科学 2026-01-21 Ali Rasteh , Sundeep Rangan

We propose and practically demonstrate a joint detection and decoding scheme for short-packet wireless communications in scenarios that require to first detect the presence of a message before actually decoding it. For this, we extend the…

信息论 · 计算机科学 2022-07-13 Sebastian Dörner , Jannis Clausius , Sebastian Cammerer , Stephan ten Brink

Internet-of-Things (IoT) refers to a high-density network of low-cost low-bitrate terminals and sensors where also low energy consumption is one central feature. As the power-budget of classical receiver chains is dominated by the…

信息论 · 计算机科学 2017-04-05 Ahmet Gokceoglu , Emil Bjornson , Erik Larsson , Mikko Valkama

Integrated sensing, computation, and communication (ISCC) has been recently considered as a promising technique for beyond 5G systems. In ISCC systems, the competition for communication and computation resources between sensing tasks for…

信息论 · 计算机科学 2023-06-07 Yinghui He , Guanding Yu , Yunlong Cai , Haiyan Luo

This paper introduces a novel method leveraging bi-encoder-based detectors along with a comprehensive study comparing different out-of-distribution (OOD) detection methods in NLP using different feature extractors. The feature extraction…

计算与语言 · 计算机科学 2024-03-14 Louis Owen , Biddwan Ahmed , Abhay Kumar

Backscatter communications (BC) has emerged as a promising technology for providing low-powered transmissions in nextG (i.e., beyond 5G) wireless networks. The fundamental idea of BC is the possibility of communications among wireless…

信号处理 · 电气工程与系统科学 2022-02-04 Wali Ullah Khan , Muhammad Ali Jamshed , Asad Mahmood , Eva Lagunas , Symeon Chatzinotas , Bjorn Ottersten

In this paper, we propose an environment semantics aided wireless communication framework to reduce the transmission latency and improve the transmission reliability, where semantic information is extracted from environment image data,…

信号处理 · 电气工程与系统科学 2023-01-18 Yuwen Yang , Feifei Gao , Xiaoming Tao , Guangyi Liu , Chengkang Pan