US Patent 11145081 Voice prompting method of safety warning

A voice prompting method includes steps of: providing a wearable electronic device, obtaining an image and performing an image processing on the image, detecting and identifying a plurality of objects in the image, classifying and judging danger levels of the objects to generate a judgment result, generating a safety warning message corresponding to each of the objects presently having the danger level higher than a specific danger level according to the judgment result, and transforming the safety warning message into a voice form and prompting with the voice form of the safety warning message. Therefore, it can help a user avoid danger and effectively enhance the safety of walking of the user.