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Cable Tech

SlideshowComcast tests 4-Gig speeds on DOCSIS 4.0 modem prototype

This diagram illustrates a sample allocation of HFC network spectrum, including an FDX band that allows for upstream and downstream traffic to be overlapped in a block of spectrum occupying 108MHz-684MHz. 
Click here for a larger version of this image.  
(Source: Comcast/SCTE Cable-Tec Expo 2021)

This diagram illustrates a sample allocation of HFC network spectrum, including an FDX band that allows for upstream and downstream traffic to be overlapped in a block of spectrum occupying 108MHz-684MHz.
Click here for a larger version of this image.
(Source: Comcast/SCTE Cable-Tec Expo 2021)

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