Next generation mobile networks not only envision enhancing the traditional MBB use case but also aim to meet requirements of new cases, such as IoT. This article focuses on latency critical IoT applications and analyzes their requirements. We discuss design challenges propose solutions for radio interface network architecture fulfill these requirements, which mainly benefit from flexibility service-centric approaches. The discusses business opportunities through connectivity enabled by...

Next-generation wireless communication networks will benefit from beamforming gain to utilize higher bandwidths at millimeter wave (mmWave) and terahertz (THz) bands. For high directional gain, a beam management (BM) framework acquires tracks optimal downlink uplink pairs through exhaustive scan. However, for narrower beams carrier frequencies this leads huge measurement overhead that negatively impacts the acquisition tracking. Moreover, volatility of mmWave THz channels, user random...

Multi-connectivity (MCo) is considered to be a key strategy for enabling reliable transmissions and enhanced data rates in fifth-generation mobile networks, as it provides multiple links from source destination. In this work, we quantify the communication performance of MCo terms outage probability throughput. For doing so, establish simple, yet accurate analytical framework at high signal-to-noise ratio (SNR), which number links, spectral efficiency, path loss, SNR are incorporated, giving...

As one of the promising intelligent transportation frameworks, vehicular platooning has potential to bring about sustainable and efficient mobility solutions. One challenges in development is maintaining string stability, which ensures that there no amplification signal interest along platoon chain. String stability dependent on reliable inter-vehicle communications proper controller design. Therefore, this paper, we formulate a radio resource management (RRM) problem with purpose satisfying...

Machine learning (ML) for fifth generation (5G)-Advanced air interface is currently being studied by the 3rd Generation Partnership Project (3GPP), where millimeter-wave (mmWave) beam prediction an important use case. Thereby targets are to reduce reference signal (RS) overhead, latency, and power consumption, which imperative frequent measurements. To this end, a low-complexity ML design presented, that exploits spatial correlation between qualities expedite spatial-domain prediction....

Ultra-Reliable Low-Latency Communications (URLLC) are considered as one of the key services upcoming fifth generation (5G) wireless communications systems. Enabling URLLC is especially challenging due to strict requirements in terms latency and reliability. Multi-connectivity a powerful approach increase However, most current research restricted single-user scenarios, neglecting challenges multi-cellular, multi-user systems, i.e., interference competition for limited resources. In this...

Although frequency range 2 (FR2) systems are an essential part of 5G-Advanced and future 3GPP releases, the mobility performance multi-panel user equipment (MPUE) with hand blockage is still area open for research standardization. In this article, a comprehensive study on MPUE performed conditional handover (CHO) its potential enhancement denoted by fast (FCHO). contrast to CHO, in FCHO can reuse earlier target cell preparations after each autonomously execute subsequent handovers. This...

The fifth generation (5G) of mobile networks is envisioned to support new applications having demanding requirements, such as low latency and high reliability, which the focus this article along with enhanced traditional broadband massive sensing. Different approaches have already been proposed achieve while guaranteeing reliability. However, challenge efficient resource utilization remains. In article, concepts for a flexible low-latency-enabling network architecture are presented,...

The channel impulse response (CIR)-based localization requires estimating the path delays at a certain position. Several state-of-the-art (SoA) approaches have been proposed to estimate based on eigendecomposition. However, they are limited by assumption of uncorrelated paths, which is not accurate in context localization. attempt mitigate rank deficits problem means frequency smoothing (FS) considerable amount measurements different center frequencies. Another solution with single snapshot...

Conditional handover (CHO) is a state-of-the-art 3GPP mechanism used in 5G networks. Although it improves mobility robustness by reducing failures, the decoupling of preparation and execution phases CHO significantly increases signaling overhead. For 5G-Advanced networks, fast (FCHO) recent proposal that offers practical solution whereby user equipment (UE) can reuse earlier target cell preparations after each to autonomously execute subsequent handovers. This saves overhead associated with...

Frequency Range 2 (FR2) has become an integral part of 5G networks to fulfill the ever increasing demand for user data throughput. However, radio signals in FR2 experience high path and diffraction loss mobile environments. To address this issue, multi-panel equipment (MPUE) is adopted whereby multiple antenna panels are placed on UE body leverage gains from directivity. In contrast traditional UEs with isotropic radiation patterns, signal measurements cells network may not be available all...

This work presents an investigation on the scalability of a deep leaning (DL)-based blind transmitter positioning system for addressing multi localization (MLT) problem. The proposed approach is able to estimate relative coordinates non-cooperative active transmitters based solely received signal strength measurements collected by wireless sensor network. A performance comparison with two other solutions MLT problem are presented demonstrating benefits respect DL approach. Our aims at...

Resource allocation has always been a challenging task in vehicular networks due to their dynamic nature. In this paper, we study the decentralized joint subchannel and power control problem for Cooperative Adaptive Cruise Control (CACC) system satisfy string stability platoon of connected autonomous vehicles. The developed optimization takes as well reliability all Vehicle (V2V) links into account, aiming at maximizing total ergodic capacity. We tackle from two different angles. first...

Wireless closed-loop control is of major significance for future industrial manufacturing. However, applications pose stringent quality service requirements reliable operation. Contrary to traditional ultra-reliable low-latency communications design goals such as low packet loss rates and latency, research results in the domain networked systems (NCS) state that depending on sampling period, inherently tolerate a few consecutive losses. This translates into better-suited metric capture...

Multi-connectivity is considered to be key for enabling reliable transmissions in future wireless networks. Transmission reliability depends on the used combining algorithm such as joint decoding (JD), maximum selection (MSC), and ratio (MRC). To compare performance of these algorithms we derive their outage probabilities based distributed source coding. The probability analytically described depending number links, modulation scheme, code rate, received signal-to-noise-ratios (SNR). We show...

With the fifth generation (5G) of mobile networks challenging field ultra-reliable low latency communications (URLLC) is envisioned. In this area research, reliability requirements are commonly formulated only in terms packet loss rates. However, sparse can usually be tolerated by an application. Furthermore, and availability loosely defined not sufficiently separated wireless field. This paper applies fundamental metrics from dependability theory to communications, providing more powerful...

High-resolution and accurate path delay estimation (PDE) is a prerequisite for channel impulse response (CIR)-based localization. Several superresolution (SPDE) algorithms are proposed to provide precise estimates while utilizing limited bandwidth. Moreover, multi-band SPDE enables the combination of frequency resources on non-consecutive bands. However, such may result in hidden ambiguity problem related matrix structure underlying channel. In this paper, we propose flexible PDE that...

Addressing the key issues of WiFi OFDMA uplink transmissions, especially in terms real-time responsiveness, is a vital concern for contemporary industrial scenarios. The challenges include rigid resource allocation and an inability to cater varied user requirements effectively. This paper presents advanced OFDMA-based random access scheme, specifically tailored enhance performance optimize responsiveness wireless networks. At heart our scheme implementation unique association identifiers...

Cellular network performance is predominantly driven by the spatial distribution of data traffic demand. We investigate spatio-temporal correlation between mobile and spatially resolved information obtained from Twitter. The stems centers two European cities largely independent user device type wireless technology. observe a high temporal moderate to correlation. In order assess actual suitability Twitter as input for self-organizing networks, we make use queuing-theoretic evaluation tool...

Multi-connectivity is considered to be key for enabling reliable transmissions and enhancing data rates in future wireless networks. In this work, we quantify the communication performance by outage probability system throughput. We establish a remarkably simple, yet accurate analytical framework based on joint decoding describe throughput depending number of links, modulation scheme, code rate, bandwidth, received signal-to-noise ratio. To investigate tradeoff between define two modes...

Due to the great flexibility and innate simplicity of wireless networks, many applications are now realized with connectivity at their core. Countless novel enabled this way legacy transferred mobile networks reap same benefits. As evolve, becoming ever more demanding, particularly respect high reliability low latency. A common achieve in communications is adding redundant communication channels by means multi-connectivity. This comes cost additional radio resources that could have been used...