Obstacle meeting ultrasonic alarm mobile phone
Patent Information
- Authority / Receiving Office
- CN · China
- Current Assignee / Owner
- QINGDAO UNIV
- Publication Date
- 2016-08-10
- Estimated Expiration
- Not applicable · inactive patent
Smart Images
Figure 1
Abstract
Description
Technical field:
[0001] The invention belongs to the technical field of mobile terminals, and relates to an obstacle-encounter ultrasonic alarm mobile phone with three alarm modes of near, medium, and long distances (the default alarm distances are 0.5m, 1m, and 3m respectively), and the default alarm distance can be adjusted at any time. Background technique:
[0002] With the development of mobile phone integration, technology and intelligence, the functions of mobile phones have extended from traditional voice messages to all aspects of life such as video calls, voice chats, road navigation, ordering and shopping, and people's lives are inseparable from mobile phones. No matter waiting for a bus, taking a bus, queuing for errands, or eating and shopping, it has become a living habit of young people, the elderly, and even children to bow their heads while swiping their phones. People often ignore the dangers of the surrounding environment when they are busy swiping their m...