Sentence examples for a virtual fence from inspiring English sources
This was part of a "virtual fence".
But the administration last year halted work on a "virtual fence" along the border after a series of technical problems and cost overruns.
The company will also build a virtual fence on another 30-mile stretch of southern Arizona and test similar technology on the Canadian border near Detroit this year.
The cameras and radars, a "virtual fence" in a system designed by the contractor, Boeing, have fallen prey to weather and mechanical problems.
He also said "the project's design will not be used as the basis" for future development of a virtual fence along the border because of the problems.
Technical glitches have plagued plans to expand and enhance the electronic surveillance into a virtual fence, and it remains uncertain when it will be in broader use.
Based on their previous ICT abilities, knowledge and skills and their need for increased control, one couple manipulated the PPAP by not activating a new virtual fence when the person with dementia went alone outdoors.
Since 2005, Congress has appropriated $2.7 billion for the Secure Border Initiative, a combination of physical barriers and a so-called virtual fence, a highly promoted system of cameras and sensors.
The Department of Homeland Security on Friday canceled a project to build a technology-based "virtual fence" across the Southwest border, saying that the effort — on which $1 billion has already been spent — was ineffective and too costly.
Citing a plague of "cost overruns and missed deadlines," Homeland Security Secretary Janet Napolitano said Tuesday that she would cut millions of dollars intended for a high-tech "virtual fence" along the Mexican border that has produced little more than headaches for the federal government.
"Since solar plants use security measures to keep intruders out, the solar border would serve as a de facto virtual fence, reducing porousness of the border while producing major economic, environmental and security benefits on both sides".
