From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from bifrost.lang.hm (lang.hm [66.167.227.134]) (using TLSv1 with cipher DHE-RSA-AES256-SHA (256/256 bits)) (No client certificate requested) by lists.bufferbloat.net (Postfix) with ESMTPS id 5E0603B2B0; Thu, 23 Jun 2016 16:10:57 -0400 (EDT) Received: from asgard.lang.hm (asgard.lang.hm [10.0.0.100]) by bifrost.lang.hm (8.13.4/8.13.4/Debian-3) with ESMTP id u5NKAqL8023612; Thu, 23 Jun 2016 13:10:52 -0700 Date: Thu, 23 Jun 2016 13:10:52 -0700 (PDT) From: David Lang X-X-Sender: dlang@asgard.lang.hm To: Bob McMahon cc: Dave Taht , make-wifi-fast@lists.bufferbloat.net, "cerowrt-devel@lists.bufferbloat.net" In-Reply-To: Message-ID: References: User-Agent: Alpine 2.02 (DEB 1266 2009-07-14) MIME-Version: 1.0 Content-Type: MULTIPART/Mixed; BOUNDARY="===============2457401714628307731==" Subject: Re: [Cerowrt-devel] [Make-wifi-fast] more well funded attempts showing market demand for better wifi X-BeenThere: cerowrt-devel@lists.bufferbloat.net X-Mailman-Version: 2.1.20 Precedence: list List-Id: Development issues regarding the cerowrt test router project List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Thu, 23 Jun 2016 20:10:57 -0000 This message is in MIME format. The first part should be readable text, while the remaining parts are likely unreadable without MIME-aware tools. --===============2457401714628307731== Content-Type: TEXT/Plain; format=flowed; charset=ISO-8859-15 Content-Transfer-Encoding: 8BIT Well, just using the 5GHz DFS channels in 80MHz or 160 MHz wide chunks would be a huge improvement, not many people are using them (yet), and the wide channels let you get a lot of data out at once. If everything is within a good range of the AP, this would work pretty well. If you end up needing multiple APs, or you have many stations, I expect that you will be better off with more APs at lower power, each using different channels. David Lang On Thu, 23 Jun 2016, Bob McMahon wrote: > Date: Thu, 23 Jun 2016 12:55:19 -0700 > From: Bob McMahon > To: Dave Taht > Cc: make-wifi-fast@lists.bufferbloat.net, > "cerowrt-devel@lists.bufferbloat.net" > > Subject: Re: [Make-wifi-fast] more well funded attempts showing market demand > for better wifi > > hmm, I'm skeptical. To use multiple carriers simultaneously is difficult > per RF issues. Even if that is somehow resolved, to increase throughput > usually requires some form of channel bonding, i.e. needed on both sides, > and brings in issues with preserving frame ordering. If this is just > channel hopping, that needs coordination between both sides (and isn't > simultaneous, possibly costing more than any potential gain.) An AP only > solution can use channel switch announcements (CSA) but there is a cost to > those as well. > > I guess don't see any break though here and the marketing on the site seems > to indicate something beyond physics, at least the physics that I > understand. Always willing to learn and be corrected if I'm > misunderstanding things. > > Bob > > On Wed, Jun 22, 2016 at 10:18 AM, Dave Taht wrote: > >> On Wed, Jun 22, 2016 at 10:03 AM, Dave Taht wrote: >>> >> https://www.kickstarter.com/projects/portalwifi/portal-turbocharged-wifi?ref=backerkit >>> >>> "Portal is the first and only router specifically engineered to cut >>> through and avoid congestion, delivering consistent, high-performance >>> WiFi with greater coverage throughout your home. >>> >>> Its proprietary spectrum turbocharger technology provides access to >>> 300% more of the radio airwaves than any other router, improving >>> performance by as much as 300x, and range and coverage by as much as >>> 2x in crowded settings, such as city homes and multi-unit apartments" >>> >>> It sounds like they are promising working DFS support. >> >> It's not clear what chipset they are using (they are claiming wave2) - >> but they are at least publicly claiming to be using openwrt. So I >> threw in enough to order one for september, just so I could comment on >> their kickstarter page. :) >> >> I'd have loved to have got in earlier (early shipments are this month >> apparently), but those were sold out. >> >> >> https://www.kickstarter.com/projects/portalwifi/portal-turbocharged-wifi/comments >> >> >>> >>> -- >>> Dave Täht >>> Let's go make home routers and wifi faster! With better software! >>> http://blog.cerowrt.org >> >> >> >> -- >> Dave Täht >> Let's go make home routers and wifi faster! With better software! >> http://blog.cerowrt.org >> _______________________________________________ >> Make-wifi-fast mailing list >> Make-wifi-fast@lists.bufferbloat.net >> https://lists.bufferbloat.net/listinfo/make-wifi-fast >> > --===============2457401714628307731== Content-Type: TEXT/PLAIN; CHARSET=utf-8 Content-Transfer-Encoding: BASE64 Content-ID: Content-Description: Content-Disposition: INLINE X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX18KTWFrZS13aWZp LWZhc3QgbWFpbGluZyBsaXN0Ck1ha2Utd2lmaS1mYXN0QGxpc3RzLmJ1ZmZlcmJsb2F0Lm5ldApo dHRwczovL2xpc3RzLmJ1ZmZlcmJsb2F0Lm5ldC9saXN0aW5mby9tYWtlLXdpZmktZmFzdAo= --===============2457401714628307731==--