Transforming Communication and Industry: A Deep Dive into 5G Infrastructure and Applications
DOI:
https://doi.org/10.69760/portuni.010313Keywords:
5G, mobile networks, infrastructure, IoT, network slicing, smart cities, autonomous systemsAbstract
The fifth generation (5G) mobile network represents a transformative leap in wireless communications, delivering unprecedented speed, connectivity, and low latency. This paper provides a comprehensive analysis of 5G technology, detailing its core infrastructure components—such as millimeter-wave (mmWave) frequencies, small cells, massive MIMO antennas, and edge computing—and how they enable advanced services. Key industrial and societal applications are explored, including healthcare (telemedicine, remote surgery, IoT wearables), manufacturing (smart factories, robotics, quality control), education (immersive VR/AR learning), and transportation (connected vehicles, V2X communication). We highlight 5G’s innovations: ultra-low latency (~1 ms), multi-gigabit speeds, massive IoT device support, and network slicing for bespoke service profiles. At the same time, challenges are critically examined, including high deployment costs, security vulnerabilities, coverage gaps, and evolving regulations. We survey global 5G adoption, comparing rollouts in South Korea, China, North America, Europe, and emerging economies. Finally, we discuss the future outlook: 5G as an enabler for AI-driven systems, smart cities (via real-time data and digital twins), autonomous transport, and next-generation IoT. This deep dive synthesizes current research (2019–2024) to inform scholars and practitioners on 5G’s transformative impact and its role in future communication paradigms.
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