Auxiliary guiding device and system for the blind

摘要

An auxiliary guiding device includes a processor, a storage unit, a data obtaining unit, and an indication unit. The auxiliary guiding device communicates with a radio frequency identification (RFID) tag having an identification number. The storage unit stores navigating information corresponding to the identification number. The data obtaining unit receives the identification number of the RFID tag. The indication unit is directed by the processor to output the navigating information.

主权项

1. An auxiliary guiding device in communication with a radio frequency identification (RFID) tag having an identification number, the auxiliary guiding device comprising:
a processor; a storage unit coupled to the processor and configured to store navigating information corresponding to the identification number; a data obtaining unit coupled to the processor and configured to receive the identification number of the RFID tag; an indication unit directed by the processor to output the navigating information; and an acceleration sensor, wherein when the auxiliary guiding device contacts the ground at an inconstant accelerating rate, the acceleration sensor detects the inconstant accelerating rate and outputs a sensing signal to the processor, the processor turns on the data obtaining unit in response to the sensing signal.