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The blind can press the buttons to enter any figure, and then read and judge the correctness of the input figure by touching the popped out button. It is also convenient for other blind people to touch and read the information.
The remote when works, can automatically receive status information of control apparatus, highlighting relevant Braille at its lower part. The blind can touch to read the usage information of the apparatus.
Xiaowei Wu，Caixiang Ding，Rufeng Dai，Ziyun Yan，Dunqi Lu，Wenjie Zhang，Dawei Pan，Huanghao Jin，Qionglei Zhu