I would like to see more vendors support 802.16e at 3.65GHz. Also I would like to see 802.16e at 3.65GHz supported in a netbook and a USB dongle. Does anyone know if the Intel WiMAX chips support 3.65GHz?
Tim > -----Original Message----- > From: [email protected] [mailto:[email protected]] On > Behalf Of Matt Liotta > Sent: Wednesday, September 09, 2009 3:34 PM > To: WISPA General List > Subject: Re: [WISPA] Which WiMAX Are You? > > I look forward to seeing everyone at 4G World next week. > Personally, I don't care for D or E in a fixed deployment, but if you > nailed > me down I would go with D. WiMAX tries to be too many things for too > many > people. WiMAX-based proprietary systems are far more useful for fixed > deployments. > > -Matt > > On Wed, Sep 9, 2009 at 5:28 PM, Patrick Leary <[email protected]> > wrote: > > > The subject question is one Aperto thinks should be asked and now is > the > > time to ask it. The WiMAX Forum has been beating the 802.16e drum in > a > > manner trying to chump 802.16d. The fact is, there are two WiMAX > > standards, not one. By the Forum's own words from a 2005 paper it put > > out in November 2005, penned by Monica Paoli of Seza Fila: > > > > "The WiMAX Forum is committed to providing optimized solutions for > > fixed, nomadic, > > portable and mobile broadband wireless access. Two versions of WiMAX > > address the > > demand for these different types of access: > > * 802.16-2004 WiMAX. This is based on the 802.16-2004 version of the > > IEEE 802.16 > > standard and on ETSI HiperMAN. It uses Orthogonal Frequency Division > > Multiplexing (OFDM) and supports fixed and nomadic access in Line of > > Sight > > (LOS) and Non Line of Sight (NLOS) environments. > > * 802.16e WiMAX. Optimized for dynamic mobile radio channels, this > > version is > > based on the 802.16e amendment and provides support for handoffs and > > roaming." > > > > It is time the Forum own up to their own words, so Aperto is going to > > asking the question at 4G World coming up in Chicago next week. The > fact > > is, the fixed standard is stable and ideal for what it was designed > to > > do: deliver fixed (and limited nomadicity) wireless broadband. This > > version of the standard is better, yes better, than the mobile > version > > for doing metroscale fixed. It provides 13% more capacity per MHz and > > 35% or so less latency. It can also be configured for symmetric or > even > > higher ratio upstream vs. downstream, which is critical for networks > > doing high capacity upstream like video surveillance. > > > > For too long, vendors that now only do the mobile standard have been > > trying to squeeze the round peg of the mobile standard into the > square > > hole of fixed networks. This has been confusing many, and leading > some > > to overpay for their networks. Why pay for millions in R&D for > features > > that you can never use, especially in a 3.65 GHz network where mobile > > can't happen? We have seen "consultants" spec'ing in E for 3.65 GHz, > > thinking they will get interoperability and even PC cards for their > > networks. They also think they can get self-install -- something this > > community knows is not possible in 3.65 GHz due to the power > > restrictions placed on indoor modems. Operators and other would-be > WiMAX > > deployers are being hoodwinked. > > > > The E standard does enable use of diversity, but it comes at a high > cost > > and is of limited benefit for rural operators. The truth is that > > diversity is designed to increase link budgets to support self- > install. > > > > Basically, each standard has its place, E is for people in 2.5 GHz > doing > > self-install, like Clearwire, and we all know the low service > > (especially low upstream) packages offered in Clearwire's service. D > is > > better and cheaper for rural fixed operators, and especially for > public > > safety video type networks and definitely for voice-centric users. D > is > > better for enterprise, where many users sit behind the CPE. E is > better > > for roaming individual users with modest expectations. > > > > We'd like to hear your opinions, and if you like to discuss this with > us > > while at 4G World, please drop me a note. > > > > Regards, > > > > Patrick Leary > > Aperto Networks > > > > > > Patrick Leary > > Aperto Networks > > 813.426.4230 mobile > > > > > > > > --------------------------------------------------------------------- > ----------- > > 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/ > > > > > ----------------------------------------------------------------------- > --------- > WISPA Wants You! 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