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Tracking

ELECTRONICS

Tag it: real-time location monitoring with the T301W Wi-Fi tag from Ekahau

By Paul Ridden

18:15 October 19, 2009 PDT

The T301W wrist tag from Ekahau offers simple two-way communication as well as an 'unprece...

If you need to keep track of customers, workers or even your kids, but don't fancy the idea of implanting a chip, then the familiar form offered by Ekahau's T301W may be of interest. The unobtrusive watch-like wristband tag enables real-time location monitoring over a Wi-Fi network. It's accurate to within a few feet, allows for simple two-way communication and, being waterproof, can be safely disinfected for re-use. Read More

CAMERAS AND IMAGING

Using radio waves to ‘see’ through walls

By Darren Quick

21:52 October 12, 2009 PDT

On the left a person walks around inside a square of 28 radio transceivers creating 'shado...

University of Utah engineers have developed a system that uses a wireless network of radio transmitters to track people moving behind solid walls. They say the system could help police, firefighters and other emergency services capture intruders, and rescue hostages, fire victims or elderly people who fall in their homes by letting them know where to focus their attentions. The engineers’ system uses radio tomographic imaging (RTI) to “see”, locate and track people or objects in an area surrounded by inexpensive radio transceivers that send and receive signals. Read More

PET GIZMOS

RoamEO GPS dog collar keeps track of wayward pets

By Jeff Salton

19:15 August 18, 2009 PDT

The handheld GPS unit for the RoamEO Pup

If you’ve ever owned a recalcitrant retriever, a cat-crazy collie or an overly playful poodle, you’ll know the anxiety of watching them run out of view in search of new adventures, oblivious to your shouts of anguish (and anger). A GPS-enabled collar could be handy for tracking down wayward canines and keep them out of harm’s way … or the clutches of dog-nappers or an over-zealous ranger lurking in the neighborhood. The RoamEO is the latest GPS device for owners who worry about their dogs’ disappearing acts or who are sick of spending valuable time searching for that ‘duck-hunter’ who’s too dog-tired to return with the catch. Read More

 
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