Intelligent voice system for smart classroom

Abstract

The invention discloses an intelligent voice system for a smart classroom. The intelligent voice system comprises a power amplifier, a speaker connected with the power amplifier, and a pickup connected with the speaker, and an operating system for controlling the sound playing category of the speaker is further connected between the speaker and the pickup. The operating system comprises an operating module, a database and a voice recognition module. The operating module is used for inputting, establishing and receiving information; the database is used for receiving the information of the operating module, and storing and calling voice teaching materials; and the voice recognition module is used for recognizing the voice collected by the pickup, finding the target sound according to keywords and filtering the non-target sound. The sound of a teacher is collected through the pickup, the operating system for controlling the sound playing category of the speaker is adopted, the target sound is found through the keywords of the teacher, and the non-target sound is filtered; and during sound pickup, noise except the teacher teaching sound is removed, teaching music is selected to be played when needed, microphone teaching is not needed, intelligent reception and noise removing are achieved, and better teaching effects and experiences are obtained.

Description

technical field [0001] The invention belongs to the technical field of smart classrooms, and in particular relates to an intelligent voice system used in smart classrooms. Background technique [0002] Smart classroom is a form of digital classroom and future classroom. Smart classroom is a new form of education. It is different from traditional teaching and listening methods. It uses modern means to cut into the entire teaching process to make the classroom simple, efficient and intelligent. With the rapid development of modern technology, smart classrooms have been widely used and have had a profound impact on the education and teaching process. The current smart classroom, based on the Internet of Things technology, integrates smart teaching, personnel attendance, asset management, environmental smart adjustment, video monitoring and remote control, and can provide an ideal teaching environment. However, the voice system used in smart classrooms is still not smart enough...

AI Technical Summary

Problems solved by technology

[0003] The purpose of the present invention is to solve the problem that the current smart classroom voice system is not intelligent enough, and the sound is mixed when the pickup is picked up, and the effect is not good, which leads to the poor experience of the classroom's sound environment during teaching, and provides an intelligent voice system for smart classrooms , the teacher’s voice is collected through the pickup to amplify and play, and the operating system that controls the type of sound played by the speaker is used, including the operation module, database and speech recognition module. The target sound is found through the teacher’s keyword and the non-target sound is filtered, which can be removed when picking up the sound. Noise other than the teacher's teaching voice, and when needed, select teaching music to play, realize teaching without a microphone, intelligently collect and remove noise, and get better teaching effects and experience

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