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The integration of a near-space information network (NSIN) with the reconfigurable intelligent surface (RIS) is envisioned to significantly enhance the communication performance of future wireless communication systems by proactively…

Information Theory · Computer Science 2024-02-15 Puguang An , Peng Yang , Xianbin Cao , Kun Guo , Yue Gao , Tony Q. S. Quek

This paper proposes a general optimization framework for rate splitting multiple access (RSMA) in beyond diagonal (BD) reconfigurable intelligent surface (RIS) assisted ultra-reliable low-latency communications (URLLC) systems. This…

Information Theory · Computer Science 2023-10-16 Mohammad Soleymani , Ignacio Santamaria , Eduard Jorswieck , Bruno Clerckx

As a key component of low-altitude economic networks, aerial base stations (AeBSs) provide flexible and reliable wireless coverage to support 6G ultra-reliable and low-latency communication (URLLC) services. However, limited spectrum…

Networking and Internet Architecture · Computer Science 2025-07-08 Xudong Wang , Lei Feng , Jiacheng Wang , Hongyang Du , Changyuan Zhao , Wenjing Li , Zehui Xiong , Dusit Niyato , Ping Zhang

Resource allocation is conceived for cell-free (CF) massive multi-input multi-output (MIMO)-aided ultra-reliable and low latency communication (URLLC) systems. Specifically, to support multiple devices with limited pilot overhead, pilot…

Signal Processing · Electrical Eng. & Systems 2023-03-22 Qihao Peng , Hong Ren , Mianxiong Dong , Maged Elkashlan , Kai-Kit Wong , Lajos Hanzo

High-speed train (HST) has garnered significant attention from both academia and industry due to the rapid development of railways worldwide. Millimeter wave (mmWave) communication, known for its large bandwidth is an effective way to…

Information Theory · Computer Science 2024-09-12 Changzhu Liu , Ruisi He , Yong Niu , Shiwen Mao , Bo Ai , Ruifeng Chen

Due to the development of communication technology and the rise of user network demand, a reasonable resource allocation for wireless networks is the key to guaranteeing regular operation and improving system performance. Various frequency…

Information Theory · Computer Science 2023-08-21 Yuanyuan Qiao , Yong Niu , Zhu Han , Shiwen Mao , Ruisi He , Ning Wang , Zhangdui Zhong , Bo Ai

The challenges in dense ultra-reliable low-latency communication networks to deliver the required service to multiple devices are addressed by three main technologies: multiple antennas at the base station (MISO), rate splitting multiple…

Signal Processing · Electrical Eng. & Systems 2024-11-08 Eduard Jorswieck , Mohammad Soleymani , Ignacio Santamaria , Jesús Gutiérrez

In this paper, to tackle the blockage issue in massive multiple-input-multiple-output (mMIMO) systems, a reconfigurable intelligent surface (RIS) is seamlessly deployed to support devices with ultra-reliable and low-latency communications…

Signal Processing · Electrical Eng. & Systems 2024-05-14 Qihao Peng , Hong Ren , Cunhua Pan , Maged Elkashlan , Ana Garcia Armada , Petar Popovski

This paper addresses the joint optimization of per-user equipment (UE) bandwidth allocation and UE-access point (AP) association to maximize weighted sum-rate while satisfying heterogeneous quality-of-service (QoS) requirements across…

Systems and Control · Electrical Eng. & Systems 2026-01-22 Manobendu Sarker , Soumaya Cherkaoui

In this paper, we consider the problem of admission control in 5G networks where enhanced mobile broadband (eMBB) users and ultra-reliable low-latency communication (URLLC) users are coexisting. URLLC users require low latency and high…

Signal Processing · Electrical Eng. & Systems 2020-02-05 Nipuni Uthpala Ginige , K. B. Shashika Manosha , Nandana Rajatheva , Matti Latva-aho

Supporting ultra-reliable low-latency communications (URLLC) is a major challenge of 5G wireless networks. Stringent delay and reliability requirements need to be satisfied for both scheduled and non-scheduled URLLC traffic to enable a…

Networking and Internet Architecture · Computer Science 2019-01-15 Amin Azari , Mustafa Ozger , Cicek Cavdar

5G new radio (NR) introduced flexible numerology to provide the necessary flexibility for multiplexing the communication of heterogeneous services on a shared channel. One of the fundamental challenges of 5G NR is to develop resource…

Networking and Internet Architecture · Computer Science 2020-11-03 Nasim Ferdosian , Sara Berri , Arsenia Chorti

In this paper, a joint task, spectrum, and transmit power allocation problem is investigated for a wireless network in which the base stations (BSs) are equipped with mobile edge computing (MEC) servers to jointly provide computational and…

Signal Processing · Electrical Eng. & Systems 2020-07-21 Sihua Wang , Mingzhe Chen , Xuanlin Liu , Changchuan Yin , Shuguang Cui , H. Vincent Poor

Ensuring ultra-reliable and low latency communications (URLLC) is necessary for enabling delay critical applications in 5G HetNets. We propose a joint user to BS association and resource optimization method that is attractive for URLLC in…

Networking and Internet Architecture · Computer Science 2018-09-19 Mohammad Yousefvand , Narayan B. Mandayam

The performance of modern wireless communication systems is typically limited by interference. The impact of interference can be even more severe in ultra-reliable and low-latency communication (URLLC) use cases. A powerful tool for…

Signal Processing · Electrical Eng. & Systems 2025-07-18 Mohammad Soleymani , Ignacio Santamaria , Eduard Jorswieck , Marco Di Renzo , Robert Schober , Lajos Hanzo

Ultra-reliable and low-latency communications (URLLC) is firstly proposed in 5G networks, and expected to support applications with the most stringent quality-of-service (QoS). However, since the wireless channels vary dynamically, the…

Signal Processing · Electrical Eng. & Systems 2023-05-26 Kang Li , Pengcheng Zhu , Yan Wang , Fu-Chun Zheng , Xiaohu You

A point-to-point communication is considered where a roadside unite (RSU) wishes to simultaneously send messages of enhanced mobile broadband (eMBB) and ultra-reliable low-latency communication (URLLC) services to a vehicle. The eMBB…

Information Theory · Computer Science 2023-05-16 Homa Nikbakht , Eric Ruzomberka , Michèle Wigger , Shlomo Shamai , H. Vincent Poor

In this article, we propose a novel formulation for the resource allocation problem of a sliced and disaggregated Radio Access Network (RAN) and its transport network. Our proposal assures an end-to-end delay bound for the Ultra-Reliable…

Networking and Internet Architecture · Computer Science 2023-06-06 Flávio G. C. Rocha , Gabriel M. F. de Almeida , Kleber V. Cardoso , Cristiano B. Both , José F. de Rezende

In this paper, we study resource allocation algorithm design for secure multi-user downlink ultra-reliable low latency communication (URLLC). To enhance physical layer security (PLS), the base station (BS) is equipped with multiple antennas…

Information Theory · Computer Science 2020-03-02 Walid R. Ghanem , Vahid Jamali , Robert Schober

Modern wireless communication systems are expected to provide improved latency and reliability. To meet these expectations, a short packet length is needed, which makes the first-order Shannon rate an inaccurate performance metric for such…

Information Theory · Computer Science 2024-10-14 Mohammad Soleymani , Ignacio Santamaria , Eduard Jorswieck , Robert Schober , Lajos Hanzo