Radio frequency identification beacon for use with label on white cane used by blind/partially sighted person for safe crossing of street, has digital processor coupled with receiver and sound messages storage unit to control transmitter

http://worldwide.espacenet.com/publicationDetails/biblio?DB=EPODOC&II=17&ND=3&adjacent=true&locale=en_EP&FT=D&date=20131025&CC=FR&NR=2989811A1&KC=A1