High-speed data transmission refers to the process of transferring digital information at an accelerated rate, typically via electronic communication systems such as fiber optics, wireless networks, or satellite communication. This area of research focuses on developing and improving technologies and techniques for transmitting large amounts of data quickly and efficiently. High-speed data transmission is essential for applications such as internet browsing, streaming videos, online gaming, and cloud computing. Researchers in this field work to increase data transfer speeds, reduce latency, and enhance overall network performance to meet the growing demand for fast and reliable data transmission in today's digital age.