In a DOCSIS 3.1 orthogonal frequency division multiple access (OFDMA) upstream channel, the average power of the subcarriers is normalized to what bandwidth?

In a DOCSIS 3.1 OFDMA upstream channel, the average power of the subcarriers is normalized to a bandwidth of 1.6 MHz. This normalization is essential as it provides a consistent reference for measuring the power levels across different subcarriers within the channel.

Normalization to this specific bandwidth allows operators to effectively manage and optimize the use of spectrum resources while ensuring that performance criteria are met. By using a standard bandwidth for normalization, it also facilitates the comparison of power levels and allows for more straightforward analysis of the performance of different configurations and deployment scenarios. This approach is particularly important in scenarios where network efficiency and capacity are critical for delivering high-speed internet services.

Understanding this bandwidth helps in grasping how DOCSIS 3.1 improves upstream performance, enabling more reliable and higher-capacity data transmission channels compared to its predecessors.