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Ultra-reliable and low-latency communication (URLLC) will play a key role in fifth-generation (5G) and beyond networks, enabling mission-critical applications. Meeting the stringent URLLC requirements, characterized by extremely low packet…

信号处理 · 电气工程与系统科学 2026-04-29 Parmida Valiahdi , Niloofar Mehrnia , Walid Saad , Sinem Coleri

This letter investigates a channel assignment problem in uplink wireless communication systems. Our goal is to maximize the sum rate of all users subject to integer channel assignment constraints. A convex optimization based algorithm is…

信号处理 · 电气工程与系统科学 2020-01-14 Guangyu Jia , Zhaohui Yang , Hak-Keung Lam , Jianfeng Shi , Mohammad Shikh-Bahaei

Secure wireless access in ultra-reliable low-latency communications (URLLC), which is a critical aspect of 5G security, has become increasingly important due to its potential support of grant-free configuration. In grant-free URLLC, precise…

信号处理 · 电气工程与系统科学 2021-01-26 Dongyang Xu , Pinyi Ren

One key feature of ultra-reliable low-latency communications (URLLC) in 5G is to support short packet transmission (SPT). However, the pilot overhead in SPT for channel estimation is relatively high, especially in high Doppler environments.…

信息论 · 计算机科学 2023-09-19 Canjian Zheng , Fu-Chun Zheng , Jingjing Luo , Pengcheng Zhu , Xiaohu You , Daquan Feng

The notion of a fast uplink grant is emerging as a promising solution for enabling massive machine type communications (MTCs) in the Internet of Things over cellular networks. By using the fast uplink grant, machine type devices (MTD) will…

信息论 · 计算机科学 2018-01-17 Samad Ali , Nandana Rajatheva , Walid Saad

Ultra-reliable low-latency communication (URLLC) constitutes a key service class of the fifth generation and beyond cellular networks. Notably, designing and supporting URLLC poses a herculean task due to the fundamental need to identify…

网络与互联网体系结构 · 计算机科学 2023-11-23 Onel López , Nurul Mahmood , Mohammad Shehab , Hirley Alves , Osmel Rosabal , Leatile Marata , Matti Latva-aho

We consider the uplink multiple access of heterogeneous users, e.g., ultra-reliable low-latency communications (URLLC) and enhanced mobile broadband (eMBB) users. Each user has its own reliability requirement and blocklength constraint, and…

信息论 · 计算机科学 2024-11-26 Min Qiu , Yu-Chih Huang , Jinhong Yuan

This paper proposes a unified semi-blind detection framework for sourced and unsourced random access (RA), which enables next-generation ultra-reliable low-latency communications (URLLC) with massive devices. Specifically, the active…

信息论 · 计算机科学 2023-03-21 Malong Ke , Zhen Gao , Mingyu Zhou , Dezhi Zheng , Derrick Wing Kwan Ng , H. Vincent Poor

Ultra-Reliable Low Latency Communication (URLLC) is one of the distinctive features of the upcoming 5G wireless communication, going down to packet error rates (PER) of $10^{-9}$. In this paper we discuss the statistical properties of the…

信息论 · 计算机科学 2018-01-15 Patrick C. F. Eggers , Marko Angjelichinoski , Petar Popovski

5G cellular networks are designed to support a new range of applications not supported by previous standards. Among these, ultra-reliable low-latency communication (URLLC) applications are arguably the most challenging. URLLC service…

信息论 · 计算机科学 2021-07-20 Joao V. C. Evangelista , Georges Kaddoum , Zeeshan Sattar

Next-generation wireless networks aim to deliver data speeds much faster than 5G. This requires base stations with lots of antennas and a large operating bandwidth. These advanced base stations are expected to serve several multiantenna…

信息论 · 计算机科学 2024-10-23 K. Pavan Srinath , Alix Jeannerot , Alvaro Valcarce Rial

This work studies an ultra-reliable and low-latency communications (uRLLC) downlink system using pinching antennas which are realized by activating small dielectric particles along a dielectric waveguide. Our goal is to maximize the data…

信号处理 · 电气工程与系统科学 2025-09-03 Tong Lin , Jianyue Zhu , Wei Huang , Meng Hua , Zhizhong Zhang

Interference mitigation is a major design challenge in wireless systems,especially in the context of ultra-reliable low-latency communication (URLLC) services. Conventional average-based interference management schemes are not suitable for…

信息论 · 计算机科学 2020-09-22 Nurul Huda Mahmood , Onel Alcaraz Lopez , Hirley Alves , Matti Latva-aho

Ultra reliable and low latency communication (URLLC) is a newly introduced service category in 5G to support delay-sensitive applications. In order to support this new service category, 3rd Generation Partnership Project (3GPP) sets an…

信息论 · 计算机科学 2018-08-02 Hyoungju Ji , Sunho Park , Byonghyo Shim

As a critical component of sixth-generation (6G) wireless networks, ultra-reliable and low-latency communication (URLLC) is expected to support real-time and reliable information exchange in low-altitude environments. However, achieving…

信号处理 · 电气工程与系统科学 2026-05-15 Donggen Li , Chong Huang , Jingfu Li , Pei Xiao , Wenjiang Feng , Dusit Niyato , Zhu Han

Dynamic time division duplexing (TDD) is one of the major novelties of the 5G new radio standard. It notably improves the network resource utilization with sporadic directional packet arrivals. Although, the feasibility of the…

信号处理 · 电气工程与系统科学 2020-01-17 Ali A. Esswie , Klaus I. Pedersen , Preben E. Mogensen

Within 3GPP, the campus network architecture has evolved as a deployment option for industries and can be provisioned using network slicing over already installed 5G public network infrastructure. In campus networks, the ultra-reliable low…

网络与互联网体系结构 · 计算机科学 2025-11-20 Iulisloi Zacarias , Francisco Carpio , André Costa Drummond , Admela Jukan

5G new radio is envisioned to support three major service classes: enhanced mobile broadband (eMBB), ultra-reliable low-latency communications (URLLC), and massive machine type communications. Emerging URLLC services require up to one…

信号处理 · 电气工程与系统科学 2018-06-13 Ali A. Esswie , Klaus I. Pedersen

Ultra-reliable low latency communication (URLLC) is an innovative service offered by fifth-generation (5G) wireless systems. URLLC enables various mission-critical applications by facilitating reliable and low-latency signal transmission to…

密码学与安全 · 计算机科学 2024-04-15 Annapurna Pradhan , Susmita Das , Md. Jalil Piran , Zhu Han

The fifth-generation cellular mobile networks are expected to support mission critical ultra-reliable low latency communication (URLLC) services in addition to the enhanced mobile broadband applications. This article first introduces three…