Downloadable middleware for providing navigation instructions and delivering tactile and auditory guidance based on environmental data within physical environments; Downloadable computer software for providing navigation instructions, tactile feedback, and routing assistance to users within physical environments; Computer hardware for processing location data; Computer hardware for processing positioning data; Computer hardware for collecting location data; Computer hardware for providing tactile and auditory navigation guidance based on positional or location data

'assist':31 'auditori':11,61 'base':13,64 'collect':52 'comput':21,37,43,49,55 'data':16,42,48,54,69 'deliv':8 'download':1,20 'environ':19,36 'environment':15 'feedback':28 'guidanc':12,63 'hardwar':38,44,50,56 'instruct':6,26 'locat':41,53,68 'middlewar':2 'navig':5,25,62 'physic':18,35 'posit':47,66 'process':40,46 'provid':4,24,58 'rout':30 'softwar':22 'tactil':9,27,59 'user':33 'within':17,34

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