October 26, 2025

From GSM to LTE-Advanced Pro and 5G: An Introduction to Mobile Networks and Mobile Broadband

19 minutes

A comprehensive exploration of mobile network technologies, detailing the evolution from GSM and UMTS to LTE and 5G New Radio. It outlines the intricate architecture, protocols, and operational procedures that underpin these wireless communication systems, including channel structures, mobility management, and call establishment. Furthermore, the text examines Wi-Fi (WLAN) standards, contrasting their various modulation schemes, security protocols, and deployment considerations, and briefly touches upon Bluetooth technology, highlighting its connection establishment, power-saving features, and security aspects. Throughout, the sources emphasize the increasing data rates, efficiency, and complexity of modern wireless communication.

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