High-speed transmission refers to the technology and techniques used to transmit data, signals, or information at extremely fast rates. This can include both wired and wireless communication systems, such as fiber optic cables, Ethernet connections, and wireless networks. High-speed transmission is essential for ensuring rapid and efficient communication in a variety of applications, including telecommunications, internet connectivity, video streaming, and data centers. Researchers in this area focus on developing new technologies and improving existing systems to increase the speed, reliability, and efficiency of data transmission. This may involve optimizing signal processing algorithms, designing more advanced hardware components, or implementing innovative communication protocols.