July 28, 2020, Tokyo, Japan - Japan's printing giant Dai Nippon Printing (DNP) researcher Hiroki Maeda displays a prototype model of the full color ultrathin elastic "skin display" which has 12 x 12 color LED on the flexible circuits with a wireless communication module at the DNP headquarters in Tokyo on Tuesday, July 28, 2020. DNP and Tokyo University professor Takao Someya developed the new wearable display for the information display of biomedical sensors to measure vital signs such as electrocardiogram. (Photo by Yoshio Tsunoda/AFLO)
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