The wearer's guardians define a perimeter beyond which they feel their charge should not wander, and receive alerts via mobile phone or pager when he has gone beyond these boundaries.The digital angel can also issue an alert when its wearer has fallen down, or when there has been an unexpected change in local temperature of the sort that might be caused, say, by someone falling into a pond.
When in August 2013 blasters demolished a disused power plant in Bakersfield, California, debris was hurled beyond a safety perimeter about 300 metres away.
If anybody tries to carry the machine beyond a "security perimeter" that you've specified using the Caveo software, the card begins to chirp even if the machine is turned off.
The phone will also send a text alert if the little bundle of joy violates curfew and goes beyond a set perimeter.
In the distance is a perimeter fence and beyond that, the ordnance of war.
The need of the family to ensure 'continuity' , to leave a mark, and to go beyond its limits, beyond the physical perimeter, and beyond space-time dimensions becomes feasible through the foundation.
On a hill beyond the perimeter fence, about halfway between Itamar and Awarta, the Palestinian village where the Israeli military was focusing its hunt for the killers, two prefabricated huts and a tent sprang up Saturday night, after the Sabbath.
Draymond Green set a hard screen on Irving a few feet beyond the perimeter.
When you reach there you are greeted with signs saying "Skolkovo - we are making the future today", but beyond the perimeter fence lies a couple of cranes and an excavator digging the foundations of this future fantasy.
Soon one wonders if there really is a devil with a book to sign lurking just beyond the perimeter of their meagre home.
