Blackboard writing record system

A blackboard writing and cloud system technology, applied in closed-circuit television systems, components of television systems, televisions, etc., can solve the problems of inability to directly operate multimedia screens, difficult to popularize and promote, and high cost of electronic whiteboards. Conducive to promotion and popularization, guaranteeing user experience, and reducing the size of files
CN109167974AInactive Publication Date: 2019-01-08洪磊
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
洪磊
Publication Date
2019-01-08
Estimated Expiration
Not applicable · inactive patent

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Abstract

The invention discloses a blackboard writing recording system, which is characterized in that the blackboard writing recording system comprises a computer, a camera, a microphone, a bracket, a cable and a blackboard. The back end of the bracket is fixed on the wall, and the front end of the bracket extends to the surface of the blackboard. The camera and the microphone are fixed on the front end of the bracket. The camera and the microphone are connected with the computer through a cable. The camera and the microphone are respectively used for collecting video information and audio information, and transmitting the collected information to the computer for processing. A blackboard used for writing or displaying. The computer is used for processing the collected video and audio signals andsynthesizing them into playable video files or pictures for display. Among them, the computer is also used to convert the actual picture taken by the camera into a standard picture. The blackboard writing record system has advantages of reducing the system cost, ensuring the user experience, improving the popularity of this product, and serving the overall level of education.
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Description

technical field

[0001] The invention relates to the field of intelligent educational facilities, in particular to a blackboard writing recording system. Background technique

[0002] Today, when the society is becoming informatized and intelligent, the development of educational informatization is still relatively lagging behind. Its corresponding products include the initial multimedia to the current electronic whiteboard, recording and broadcasting classrooms, etc. Among them, multimedia equipment can only be used on computers. The operation can not be directly operated on the multimedia screen, and the interaction is very lacking. Without high-quality presentations, it is easy to make the class process boring and the students' learning efficiency is relatively low. The electronic interactive whiteboard developed in recent years has largely improved this problem, but the electronic whiteboard also has high cost, unstable quality, and low actual utilization rate. Based on t...

Claims

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