[LINK] Work on Next Generation Wireless in Canberra

[Tom Koltai]

> -----Original Message-----
> From: link-bounces at mailman.anu.edu.au 
> [mailto:link-bounces at mailman.anu.edu.au] On Behalf Of Richard Chirgwin
> Sent: Tuesday, 23 November 2010 9:52 AM
> To: link at mailman.anu.edu.au
> Subject: Re: [LINK] Work on Next Generation Wireless in Canberra
> 
> 
> On 23/11/10 9:03 AM, David Boxall wrote:
> > On 21/11/2010 11:52 AM, Tom Worthington wrote:
> >> ...
> >> In my view, wireless will be the key technology for completing the 
> >> National Broadband Network (NBN). ...
> > Should we ever consider our telecommunications infrastructure 
> > complete? At what point can we say that no improvement is possible?
> >
> >>        ABSTRACT:
> >>        With the forecast exponential growth of mobile broadband ...
> > Why conflate wireless with mobile?
> >
> > What is the potential of the best fixed wireless? How does 
> it compare 
> > with the best, currently available, mobile technologies?
> The very quick answer, sticking to what's on the shelf now, there are 
> proprietary technologies good for up to 1 Gbps if you want to 
> pay for them.
> 
> If we're talking consumer level, you can choose between WiMAX 
> (eg Vivid 
> Wireless) or various proprietary technologies.
> 
> If you can run 1:1 - an unshared point-to-point link - then 
> you can get 
> good speeds at a cost. Otherwise, you will have the same provisioning 
> question as you have with mobile - how many users can one 
> base station 
> serve?
> 
> A fixed 1:1 solution will outperform a shared mobile 
> solution, but at a 
> cost penalty.
> 
> Cheers,
> Richard C

Which is why in a lack of spectrum world, CDMA based
timeslicing/spectrum hopping remains an interesting variant to LTE.

I firmly believe that the final WiFi Broadband technical solution will
need to be a CDMA based solution unless all the spectrum is recalled and
re-allocated.