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The blind people are difficult to find the road or target market, especially in an unfamiliar place, however guide brick only had pointed the road's direction, not had any other function.
If guide brick can combine the RFID sensor to tell the blind current position and other useful information such as near store or department, it can improve many obstacles in blind's current life. Different guiding bricks can modify different information easily, let the blind people can receive messages while walking by using a blind cane to listen.
National Cheng Kung University
I Jui Lee