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相关论文: Wireless Channel Modeling Perspectives for Ultra-R…

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The reliability of a vertical underwater wireless optical communication (UWOC) network is seriously impacted by turbulence-induced fading due to fluctuations in the water temperature and salinity, which vary with depth. To better assess the…

信号处理 · 电气工程与系统科学 2023-08-14 Dongling Xu , Xiang Yi , Yalçn Ata , Xinyue Tao , Yuxuan Li , Peng Yue

Considerable efforts have been devoted to statistical modeling and the characterization of channels in a range of statistical models for fading channels. In this paper, we consider a unified approach to model wireless channels by the…

信息论 · 计算机科学 2016-11-15 Bassant Selim , Omar Alhussein , Sami Muhaidat , George K. Karagiannidis , Jie Liang

This paper reviews the potential channel decoding techniques for ultra-reliable low-latency communications (URLLC). URLLC is renowned for its stringent requirements including ultra-reliability, low end-to-end transmission latency, and…

信息论 · 计算机科学 2022-12-26 Chentao Yue , Vera Miloslavskaya , Mahyar Shirvanimoghaddam , Branka Vucetic , Yonghui Li

Ultra-Reliable Low-Latency Communications (URLLC) is a novel feature of 5G cellular systems. To satisfy strict URLLC requirements for uplink data transmission, the specifications of 5G systems introduce the grant-free channel access method.…

网络与互联网体系结构 · 计算机科学 2024-02-27 Aleksei Shahsin , Andrey Belogaev , Artem Krasilov , Evgeny Khorov

In this paper, the problem of joint power and resource allocation (JPRA) for ultra-reliable low-latency communication (URLLC) in vehicular networks is studied. Therein, the network-wide power consumption of vehicular users (VUEs) is…

信息论 · 计算机科学 2019-12-06 Sumudu Samarakoon , Mehdi Bennis , Walid Saad , Merouane Debbah

Ultra-reliable low-latency communication (uRLLC) is a pivotal enabler for B5G/6G networks, yet it faces severe challenges from rare but critical extreme events, which are characterized by heavy tails in the delay distribution. While the…

信息论 · 计算机科学 2026-05-29 Yu Zhang , Xinyue Yang , Dongming Wang , Boyou Yi , Yaqin Xie , Hua Zhou , Zhizhong Zhang

We analyze a secure two-hop mixed radio frequency (RF) and underwater wireless optical communication (UWOC) system using a fixed-gain amplify-and-forward (AF) relay. The UWOC channel is modeled using a unified mixture…

信息论 · 计算机科学 2020-09-22 Yi Lou , Ruofan Sun , Julian Cheng , Songzuo Liu , Feng Zhou , Gang Qiao

Millimeter-wave (mmWave) spectrum is expected to support data-intensive applications that require ultra-reliable low-latency communications (URLLC). However, mmWave links are highly sensitive to blockage, which may lead to disruptions in…

We propose to use channel inversion power control (CIPC) to achieve one-way ultra-reliable and low-latency communications (URLLC), where only the transmission in one direction requires ultra reliability and low latency. Based on channel…

信息论 · 计算机科学 2022-02-22 Chunhui Li , Shihao Yan , Nan Yang , Xiangyun Zhou

Exploiting short packets for communications is one of the key technologies for realizing emerging application scenarios such as massive machine type communications (mMTC) and ultra-reliable low-latency communications (uRLLC). In this paper,…

信息论 · 计算机科学 2021-05-17 Chen Feng , Hui-Ming Wang , H. Vincent Poor

Fifth generation mobile communication systems (5G) have to accommodate both Ultra-Reliable Low-Latency Communication (URLLC) and enhanced Mobile Broadband (eMBB) services. While, eMBB applications support high data rates, URLLC services aim…

信息论 · 计算机科学 2022-05-11 Homa Nikbakht , Michèle Wigger , Malcolm Egan , Shlomo Shamai , Jean-Marie Gorce , H. Vincent Poor

Major goal of ultra reliable and low latency communication (URLLC) is to reduce the latency down to a millisecond (ms) level while ensuring reliability of the transmission. Since the current uplink transmission scheme requires a complicated…

信号处理 · 电气工程与系统科学 2019-10-09 Wonjun Kim , Hyoungju Ji , Byonghyo Shim

In the future 6th generation networks, ultra-reliable and low-latency communications (URLLC) will lay the foundation for emerging mission-critical applications that have stringent requirements on end-to-end delay and reliability. Existing…

信号处理 · 电气工程与系统科学 2020-02-26 Changyang She , Rui Dong , Zhouyou Gu , Zhanwei Hou , Yonghui Li , Wibowo Hardjawana , Chenyang Yang , Lingyang Song , Branka Vucetic

The current development trend of wireless communications aims at coping with the very stringent reliability and latency requirements posed by several emerging Internet of Things (IoT) application scenarios. Since the problem of realizing…

网络与互联网体系结构 · 计算机科学 2025-03-03 Federico Librino , Paolo Santi

Ultra-reliable low latency communications (URLLC) arose to serve industrial IoT (IIoT) use cases within the 5G. Currently, it has inherent limitations to support future services. Based on state-of-the-art research and practical deployment…

The growing demands of ultra-reliable and low-latency communication (URLLC) in 5G networks necessitate enhanced resilience mechanisms to address user plane failures caused by outages, hardware defects, or software bugs. An important aspect…

网络与互联网体系结构 · 计算机科学 2025-03-24 Fabian Ihle , Tobias Meuser , Michael Menth , Björn Scheuermann

In this paper we provide an analytic framework for computing the expected downlink coverage probability, and the associated data rate of cellular networks, where base stations are distributed in a random manner. The provided expressions are…

信息论 · 计算机科学 2016-05-27 Akram Al-Hourani , Sithamparanathan Kandeepan

We analyze and optimize a wireless system with energy transfer in the downlink and information transfer in the uplink, under quasi-static Nakagami-m fading. We consider ultra-reliable communication scenarios representative of the…

Block-fading (BF) channel, also known as slow-fading channel, is a type of simple and practical channel model that can characterize the primary feature of a number of wireless-communication applications with low to moderate mobility.…

信息论 · 计算机科学 2021-07-22 Yi Fang , Pingping Chen , Guofa Cai , Francis C. M. Lau , Soung Chang Liew , Guojun Han

The underwater acoustic channel is characterized by a path loss that depends not only on the transmission distance, but also on the signal frequency. Signals transmitted from one user to another over a distance $l$ are subject to a power…

信息论 · 计算机科学 2009-03-26 Daniel E. Lucani , Muriel Médard , Milica Stojanovic