land navigation system which combines a dead reckoning component consisting of a gyroscope and odometer interface, a global positioning system, a differential global positioning system or other radio location receiver, and computer software to provide uninterrupted determination of the vehicle position including, in some instances, speed and direction

'combin':5 'compon':9 'comput':32 'consist':10 'dead':7 'determin':37 'differenti':22 'direct':48 'global':18,23 'gyroscop':13 'includ':42 'instanc':45 'interfac':16 'land':1 'locat':29 'navig':2 'odomet':15 'posit':19,24,41 'provid':35 'radio':28 'receiv':30 'reckon':8 'softwar':33 'speed':46 'system':3,20,25 'uninterrupt':36 'vehicl':40

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