As I mentioned earlier, we’ve got an AR Drone to play with. One of the common mods that popped up on the internet were ways of extending the range on the AR Drone. It normally uses a local Wi-Fi connection to your phone or tablet for control and video signals. Many found this quite restrictive [...]

Over on the Arduino blog, the release of the official Arduino WiFi shield was just announced. On the spec page for this WiFi shield. we can see this new board isn’t a slouch; it’s powered by a 32-bit ATMega 32UC3 microcontroller, has provisions for WEP and WPA2 encryption, and supports both TCP and UDP with [...]

Ubiquisys, the Swindon-based company responsible for the tiniest of mobile base stations, has raised another $19m in VC cash, bringing the total to almost $86m.

That money hasn't arrived all in one go - Ubiquisys started spending other peoples' money with a cash injection of $12m back in 2006, followed by $25m a year later and two more rounds since then.

Femtocells are self-configuring base stations, starting with a list of their

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Ofcom has been looking at how 4G networks will interfere with the short-range devices next door, and concludes that LTE handsets haven't the power or capacity to generate significant interference.

According to the study carried out by the regulator ( PDF , surprisingly readable) LTE devices are too conscientious in their power consumption, and the bands will be too crowded with other users, for the full potential of LTE transmission to be unleashed, thus mitigating the interference risk almost entirely.

When the 800MHz blocks are sold off next year as part of the 4G auctions, one of the uplink bands

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Users of Virgin Media's top-of-the-range SuperHub kit have been peeved to find that the router-modem is blocking incoming calls to their internet phones. And looks like some firmware is to blame.

Customers using their SuperHub to support an IP phone say they've missed important calls, in some cases preventing them from doing their work. Outgoing calls still go through, say posters in Virgin's help forums , but inbound callers just get a generic "busy" tone.

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