Time-sensitive networking is a research area and set of technological standards focused on providing deterministic, bounded-latency, and highly reliable data transmission guarantees over standard Ethernet infrastructure. It investigates methods and protocols to ensure data packets arrive within specified time windows, crucial for real-time applications. Key characteristics include traffic shaping, precise time synchronization, and reserved network resources. Its significance lies in enabling performance-critical applications such as industrial automation, automotive control, and professional audio/video systems by transforming standard Ethernet into a deterministic communication medium.