What is the process of combining digital services in the headend called?

The process of combining digital services in the headend is indeed called multiplexing. This technique involves integrating multiple digital signals into a single, composite signal for transmission over a communication channel. In a headend setup, various digital services—such as video streams, audio signals, and data services—are combined through multiplexing to optimize bandwidth and enhance the efficiency of transmission. This allows for a streamlined delivery of different services over a single pathway, thereby making it easier for providers to manage multiple services effectively while maintaining quality and reliability in the communication process.

By using multiplexing, service providers can improve the utilization of their infrastructure, reduce costs, and simplify service delivery to consumers. The result is a more efficient system capable of transmitting various kinds of data simultaneously without interference. This concept is crucial in digital broadcasting and telecommunications, where the efficient use of available bandwidth is paramount for delivering high-quality services.