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Articles in the Wireless Category

CurrentHeader, Digital Insight, Internet, Wireless »

[George Ou | 1 Nov 2010 | 112 Comments | ]
Online services security report card

Now that the problem of user account “sidejacking” can no longer be ignored, I’ve created an online services report card that highlights which websites protect your account and which don’t.

CurrentHeader, Wireless »

[George Ou | 25 Oct 2010 | 16 Comments | ]
Effects of BitTorrent on a Starbucks-AT&T hotspot

To simulate what would happen on a cell tower, I tested BitTorrent on a Starbucks hotspot with a T1 backhaul during off hours to see how much jitter I could induce. The resulting damage was brutal.

CurrentHeader, Wireless »

[George Ou | 15 Oct 2010 | 2 Comments | ]
Aggressive IM app took down T-Mobile wireless

If a single aggressive Instant Messaging application brought T-Mobile’s wireless network to its knees, imagine what BitTorrent with 50 aggressive communication streams would do to it.

CurrentHeader, Wireless »

[George Ou | 11 Oct 2010 | 8 Comments | ]
Living closer to a cell tower means lower RF exposure

Chris O’Brien of the San Jose Mercury News boasted that his wife organized events to fight the construction of a cell tower because they feared Radio Frequency (RF) exposure. But from a scientific standpoint, the O’Brien’s are exposing themselves to more RF by living further from the cell tower.

Internet, Wireless »

[George Ou | 28 Sep 2010 | 2 Comments | ]
Being realistic about white spaces

Glenn Fleishman at Wi-Fi Net News seems to have been infected with too much reality and he has a realistic outlook on white space wireless networking.  Fleishman deserves some warning from me that this is the kind of party pooper engineering reality that gets you uninvited from all the cool parties in Silicon Valley because you’re out of step [...]

Research, Wireless »

[Nick R Brown | 22 Sep 2010 | No Comment | ]
Research: What’s New To Mobile Broadband?

Andes and Castro believe that the mobile broadband network has finally reached a point at which “high-value applications” are becoming more of the norm. This is due not only the networks but also because of mobile devices becoming more powerful and fast enough to handle in depth applications. Because of these things the authors believe we are about to see a huge boon in services, business models, and applications.

Wireless »

[James DeLong | 2 Sep 2010 | No Comment | ]
Geek Sports Page: The Coming Contest Over Mobile Operating Systems

At Business Insider, Henry Blodgett is at his snarkiest in dismissing Microsoft’s forthcoming Mobile Windows Phone 7 operating system as “a fantasy,” with no chance of making a dent in the market. (And when the mood is on Blodgett, he sets a high standard of snark.) Blodgett’s reasoning is simple: Microsoft will charge $15 per [...]

Wireless, Wrong On The Internet »

[George Ou | 23 Aug 2010 | 2 Comments | ]
The delusions of wireless Net Neutrality

This Washington Post editorial says that wireless networks are just like wired networks and that most users don’t “obsess over ping times”. It’s really a shame that the editor(s) didn’t ask what the engineers thought or what users really thought when faced with the actual consequences of extreme Net Neutrality rules.

Research, Wireless »

[Nick R Brown | 9 Aug 2010 | One Comment | ]
Research: T-Mobile Moves To IPv6

As many are aware there is a coming IPv4 address shortage. T-Mobile is making strides to move into IPv6 infrastructure in the coming months to sidestep any issues. Recently T-Mobile posted to their Google groups page that they intend to begin a IPv6 beta program called T-Mobile USA IPv6 beta service.

Wireless »

[Nick R Brown | 2 Aug 2010 | No Comment | ]
iPhone FaceTime Goes 3G

AppAdvice has posted that FaceTime is now available on jail broken iPhone 4 devices via an app called My3G. The app which runs for about $2.99, tricks FaceTime into thinking it is on a WiFi connection. Though AppAdvice states that the resolution over 3G appears to be less than stellar seeing as how FaceTime is optimized for a WiFi connection.