Electronic location positioning system consisting of computers, computer software and hardware, transmitters, receivers and network interface devices, utilizing primarily ultrasound technology, wireless broadband communication technology, low frequency radio frequency identification, and sensor technologies

'broadband':23 'communic':24 'comput':7,8 'consist':5 'devic':17 'electron':1 'frequenc':27,29 'hardwar':11 'identif':30 'interfac':16 'locat':2 'low':26 'network':15 'posit':3 'primarili':19 'radio':28 'receiv':13 'sensor':32 'softwar':9 'system':4 'technolog':21,25,33 'transmitt':12 'ultrasound':20 'util':18 'wireless':22

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