Well said! So would you care to put a price tag on what you cost out an indoor customer-installed link versus an outdoor company-installed link and the related share of RAN to the edge of the network?
Blake Covarrubias <[email protected]> wrote .. > On Nov 28, 2011, at 6:02 PM, Sam Tetherow wrote: > > > As Jay mentioned, Clearwire is probably the closest business model to > > what you are looking for, and even with their deep pockets and licensed > > spectrum they are having a tough time making it work…If they took their > > spectrum > and equipment and used it as traditional, professionally installed fixed > wireless > setup they would probably have a > > working business model. > > Agreed. > > Quoting Tom DeReggi: "The secret to a successful WISP is getting the highest > modulations > possible so they get the most capacity." > > IMO, this is absolutely what makes any wireless service work well. > > My company offers residential wireless services on 2.5GHz spectrum. We have > about > 4,000 residential customers. Most are indoor NLOS, but we also have a fair > number > of outdoor fixed LOS customers. The indoor CPE are usually at lower > modulations, > and are more of a drain on the BTS RF resources than an outdoor, higher > modulation > CPE. This is because the schedulers in our equipment utilize throughput > fairness > instead of temporal fairness. It takes more RF resources to service low mod > customers > so the available capacity fills up quicker leading to congestion, and slow > service. > > In our experience the aggregate throughput of a BTS with a high number of > lower > modulation CPE is at least half (if not more) than one with a majority of high > modulation CPE. We can easily service 150-200 high modulation CPE on a single > BTS > compared to 40-50 low modulation CPE on the same BTS before it becomes > congested. > > Clearwire likely has a lot of low modulation CPE out there, and has tried to > make > up for it by adding more base stations…at considerable cost. > > -- > Blake Covarrubias > > > -------------------------------------------------------------------------------- > WISPA Wants You! Join today! > http://signup.wispa.org/ > -------------------------------------------------------------------------------- > > WISPA Wireless List: [email protected] > > Subscribe/Unsubscribe: > http://lists.wispa.org/mailman/listinfo/wireless > > Archives: http://lists.wispa.org/pipermail/wireless/
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