San Francisco to test wireless parking sensors, cause rat races to momentarily open spaces
[Via Core77]
Posts with tag meshnetworking
It looks like the folks at Meraki are angling to the fill in the WiFi gap left after San Francisco pulled the plug on the much-hyped Google / Earthlink deal, although, conveniently for them, that doesn't amount to them doing anything all that different than what they've always been doing. Still, with a fresh $20 million in funding, the company is certainly better positioned to put the citywide mesh network into place, which they say could eventually use as many as 15,000 wireless antennas to bounce WiFi signals around the city (quite a boost from the 500 repeaters now providing service to a few neighborhoods). If the network spreads as far as the company hopes, it would apparently be the largest mesh network in the US and, obviously, be quite the showpiece for the company to use to attract business elsewhere.
For those paying attention, you'd know that betting the farm on San Francisco's muni WiFi project ever coming together wouldn't exactly be the best move, but it appears that Sonic.Net is stepping in to provide an alternative. The California-based ISP has reportedly conjured up an initiative to bring an ad-supported MuniFi model to San Franciscans, and would utilize hardware from Meraki. Apparently, Sonic.Net customers can snag a Meraki wireless mesh router "at a subsidized cost," which would enable them to share "up to 500kbps" of their DSL line. Users of the service will spot a Google ad bar atop their browser, and there's even mention of ad revenues being shared with customers in order to reduce their monthly bill in the future. Notably, the platform could even expand to "other areas" outside of SF if it proves successful.
For those looking to make the leap to home automation whilst making sure that elegance is taken into account, Control4 is hoping its newfangled Home Controller HC-300 will fit the bill. The relatively low-cost IP-based home controller offers up a multitude of serial, infrared, and video sensing ports, plays nice with standards-based communication technology including Ethernet, WiFi, and ZigBee mesh networking, and can dictate multi-room music, smart lighting, advanced temperature control, and security without breaking a sweat. Most notably, however, is its ability to output the graphical user interface in sparkling 720p, meaning that you will no longer be ashamed of flashing your home controller's GUI on the big screen. Additionally, Control4 revamped the device by adding an anodized black aluminum chassis and a glossy black faceplate, and it plans on shipping these things out sometime in July for a respectable $699.
We've seen a fair bit of mesh networking approaches lately, and thanks to a unusual project going on at the University of California, Berkeley, the next great ad hoc network could be started by a horde of bugs. Sarah Bergbreiter has developed an "autonomous robotic flea has been developed that is capable of jumping nearly 30 times its height," thanks to what could possibly be hailed as the "world's smallest rubber band." Interestingly, the creator hopes that the minuscule bugs could eventually be used to "create networks of distributed sensors for detecting chemicals or for military-surveillance purposes." The Smart Dust initiative could eventually be expanded to grow wings, but for now the solar-powered bugger will stick to hoppin' via a "microcontroller to govern its behavior and a series of micro electromechanical systems (MEMS) motors on a silicon substrate."
In a move all but totally
shocking to these jaded writers, two wireless standard groups, SEEMesh (backed by Intel, Nokia, Motorola, NTT DoCoMo
and TI) and the Wi-Mesh Alliance (backed by Nortel, Philips, and Thomson, among others) have actually come together in
peace and love to combine their proposals for the IEEE 802.11s mesh networking standard into one single draft. Now, we
all know how wack tech forums can delay
standards ratifications -- or sometimes circumvent the
process from occurring entirely -- which is why it's so nice that these guys took 802.11n's lead, kissed, made
up, and came together to put the technology before the royalties. Oh, so what exactly is the 802.11s mesh networking
standard do, you ask? It's a few things to a lot of companies, but it'll first be a boon to metropolitan WiFi networks,
so base-stations will have a standard method of communications both to nodes (802.11a/b/g) and to each other (802.11s)
when moving around data. Of course, that doesn't help cities that have already rolled out WiFi, but pre-S gear getting
sold to cities
rolling out in the near future could probably be expected to cut costs and increase speed to nodes.






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