5 Gbps networking to the home? May be coming to a neighborhood near yours

[Dave Farber <dave () farber net>]

Begin forwarded message:

> From: Richard Bennett <richard () bennett com>
> Date: April 26, 2010 4:02:42 PM EDT
> To: dave () farber net
> Subject: 5 Gbps networking to the home? May be coming to a  
> neighborhood near yours

> Perhaps the Google 1 Gbps home networking project isn't ambitious  
> enough. New architectures for a post-DOCSIS world can push the data  
> rate of cable broadband to 5 Gbps or even higher:
>
> Cable's next major broadband technology platform may throw DOCSIS  
> out the window -- but it is envisioned to let operators economically  
> deliver gobs of bandwidth over existing coaxial cable.
>
> CableLabs, the industry's research and development consortium, is in  
> the earliest stages of investigating a new platform for data-over- 
> coax transmission reconceived from the ground up, according to  
> people familiar with the project.
>
> The concept, if it comes to fruition, could let cable operators  
> deliver extremely high speeds downstream, of up to 5 Gigabits per  
> second -- or even more.
>
> The new platform potentially represents a major architectural change  
> for existing cable systems. "It's almost a complete relook at how  
> you do data over coax," said a cable-technology executive briefed on  
> the CableLabs project. "If you were to convert all the spectrum in a  
> typical cable system to data you could easily get 5 Gigabits per  
> second."
>
> But there are a number of caveats...
>
> Read the whole thing at: 
> http://www.multichannel.com/article/451860-CableLabs_Next_Gen_Broadband_Project_Envisions_Multigigabit_Speeds.php
> The key is getting rid of the 6 Mhz TV channels and flattening the  
> pipe.
>
> RB
>  --
> Richard Bennett
> Research Fellow
> Information Technology and Innovation Foundation
> Washington, DC



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