Communication systems refer to the complete set of technological infrastructures that enable information to be transmitted securely, rapidly, and accurately from one point to another. Mobile phones, internet connections, satellite broadcasts, and emergency communication networks used in daily life are all integral parts of these systems. In today’s world, it is impossible to sustain economic activities, public services, and social life without communication systems. The ability to transmit voice, data, and video simultaneously has been achieved through the evolution of these technologies, and with the acceleration of digitalization, communication infrastructures have gained critical strategic importance.

From a technical perspective, communication systems consist of a transmitter, receiver, transmission medium, and control mechanisms. While fiber optic and copper cables dominate wired systems, wireless communication relies on radio waves, microwave links, and satellite technologies. Military communication systems, in particular, are equipped with advanced capabilities such as encryption, anti-jamming measures, and uninterrupted connectivity. In the civilian domain, 4G, 5G, and emerging 6G technologies aim to deliver lower latency, higher data speeds, and broader coverage. Communication systems are not only tools for data transfer but also a fundamental pillar of security, coordination, and decision-making processes.