What technology does DOCSIS 3.1 utilize to increase data throughput?

DOCSIS 3.1 utilizes Orthogonal Frequency Division Multiplexing (OFDM) as a key technology to significantly enhance data throughput over cable networks. OFDM works by dividing a radio signal into multiple smaller sub-signals that are transmitted simultaneously at different frequencies. This method reduces interference and allows for the efficient use of bandwidth, resulting in higher data rates and improved reliability.

By employing OFDM, DOCSIS 3.1 can achieve higher efficiency in data transmission, making it capable of supporting gigabit speeds for end-users. This technology is particularly beneficial in environments where there is a lot of noise, which is common in cable networks. The parallel transmission of data streams via OFDM is advantageous for maintaining stable connections and increasing overall network capacity, which is essential for meeting the growing demand for high-speed internet access.