Title :
Array technique for electromagnetic positional determination of a buried receiving point
Author_Institution :
US Department of Commerce, Office of Telecommunications, Institute for Telecommunication Sciences, Boulder, USA
Abstract :
We describe a scheme to locate personnel in a coal mine following a disaster. The method, while not yet tested, would require only that the trapped miner be equipped with a loop receiving device. Operating frequencies in the low audio range are called for.
Keywords :
mining; personnel; radio applications; safety; telecommunication links; array technique; buried receiving point; electromagnetic positional determination; location of miners following disaster; low audio range of operating frequencies; safety;
Journal_Title :
Electronics Letters
DOI :
10.1049/el:19710124
