IEEE/ICACT20210151 Slide.13        [Big Slide]       Oral Presentation
The figure on the left is a bus information system installed in Cheongju, and the earthquake warning received by CAP Profile is displayed in Korean in the upper red box. The figure at the top right is an automatic voice notification system located in Cheongju City, and an earthquake warning message was transmitted by voice broadcasting. The figure at the bottom right is the village broadcasting system at Cheongju-si, which broadcast earthquake information by voice.

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