Unattended systems of nodes containing suites of sensors for measuring physical phenomena, namely, radio waves, sound, magnetic fields, infrared radiation, seismic vibrations, position, and communicating the results of those measurements remotely to users via satellite or long range RF frequency links, for use in national defense and the security industry

'communic':25 'contain':5 'defens':46 'field':18 'frequenc':40 'industri':50 'infrar':19 'link':41 'long':37 'magnet':17 'measur':10,30 'name':13 'nation':45 'node':4 'phenomena':12 'physic':11 'posit':23 'radiat':20 'radio':14 'rang':38 'remot':31 'result':27 'rf':39 'satellit':35 'secur':49 'seismic':21 'sensor':8 'sound':16 'suit':6 'system':2 'unattend':1 'use':43 'user':33 'via':34 'vibrat':22 'wave':15

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