The widespread availability of broadband internet has transformed Canadian life. However, the increasing volume of data traffic strains the “last mile” access networks that deliver broadband internet to individual premises. The cable industry has responded with updates to the dominant standard for cable modems (CMs) and cable modem termination systems (CMTSs), known as DOCSIS. The […]

Data-Over-Cable Service Interface Specifications (DOCSIS) 3.1 is a technology that utilizes orthogonal frequency-division multiplexing (OFDM) technology to provide downstream (DS) transmission capacities of up to 10 gigabits per seconds (Gbps), as well as orthogonal frequency-division multiple access (OFDMA) technology to provide upstream (US) transmission capacities of up to 1 Gbps per channel. Full duplex (FDX) […]