CN110992744A - Sight teaching system based on VR technique - Google Patents
Sight teaching system based on VR technique Download PDFInfo
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- CN110992744A CN110992744A CN201911294933.5A CN201911294933A CN110992744A CN 110992744 A CN110992744 A CN 110992744A CN 201911294933 A CN201911294933 A CN 201911294933A CN 110992744 A CN110992744 A CN 110992744A
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09B—EDUCATIONAL OR DEMONSTRATION APPLIANCES; APPLIANCES FOR TEACHING, OR COMMUNICATING WITH, THE BLIND, DEAF OR MUTE; MODELS; PLANETARIA; GLOBES; MAPS; DIAGRAMS
- G09B5/00—Electrically-operated educational appliances
- G09B5/06—Electrically-operated educational appliances with both visual and audible presentation of the material to be studied
- G09B5/065—Combinations of audio and video presentations, e.g. videotapes, videodiscs, television systems
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09B—EDUCATIONAL OR DEMONSTRATION APPLIANCES; APPLIANCES FOR TEACHING, OR COMMUNICATING WITH, THE BLIND, DEAF OR MUTE; MODELS; PLANETARIA; GLOBES; MAPS; DIAGRAMS
- G09B5/00—Electrically-operated educational appliances
- G09B5/08—Electrically-operated educational appliances providing for individual presentation of information to a plurality of student stations
- G09B5/14—Electrically-operated educational appliances providing for individual presentation of information to a plurality of student stations with provision for individual teacher-student communication
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Abstract
The invention relates to the technical field of virtual reality, in particular to a scene teaching system based on VR technology, which comprises an output end and a receiving end, wherein the output end comprises a first processor, the input end of the first processor is provided with an image acquisition module and an audio acquisition module, the input end of the image acquisition module is connected with a camera through a signal, and the input end of the audio acquisition module is connected with a microphone through a signal; the output end signal connection of the first processor is connected with a signal output module and a signal processing unit, the signal processing unit comprises a signal converter, the output end signal connection of the signal converter is connected with a signal amplification module, the output end signal connection of the signal amplification module is connected with a VR image generation module, and the output end signal connection of the VR image generation module is connected with a format conversion module. The invention simulates traditional classroom class, the picture is vivid, the teaching is more interesting, and the teaching is not boring and uninteresting.
Description
Technical Field
The invention relates to the technical field of virtual reality, in particular to a scene teaching system based on a VR technology.
Background
Remote education is a new education system which is mainly used for self-learning of students and assisted by teacher guidance and self-learns through various media or networks; modern remote online education refers to education in which courses are delivered outside a campus through audio, video (live or video) and computer technologies including real-time and non-real-time, but in two-dimensional scenes; training students remotely listen to training courses at home, face single two-dimensional video, whole teaching process is boring and boring, and the student is distracted easily, can not be for a long time be absorbed in the classroom, and the learning effect is poor, and the score is difficult to improve.
Disclosure of Invention
The invention aims to solve the defect that a two-dimensional teaching video picture is easy to be tedious and boring in the prior art, and provides a scene teaching system based on a VR (virtual reality) technology.
In order to achieve the purpose, the invention adopts the following technical scheme:
the VR technology-based scene teaching system comprises an output end and a receiving end, wherein the output end comprises a first processor, an image acquisition module and an audio acquisition module are arranged at the input end of the first processor, a camera is connected to the input end of the image acquisition module in a signal mode, and a microphone is connected to the input end of the audio acquisition module in a signal mode; the camera is used for shooting the field videos of the teacher end and the student end, the image acquisition module is used for acquiring video image signals shot by the camera, and the audio acquisition module is used for acquiring real-time audio signals input by the microphone; the output end of the first processor is in signal connection with a signal output module and a signal processing unit, the signal processing unit comprises a signal converter, the output end of the signal converter is in signal connection with a signal amplification module, the output end of the signal amplification module is in signal connection with a VR image generation module, and the output end of the VR image generation module is in signal connection with a format conversion module; the signal converter is used for converting the analog signal of the collected video into an electronic signal, so that the rapid transmission is realized; the signal amplification module is used for amplifying the converted video electronic signals and audio signals, and the VR image generation module mainly converts received video images into three-dimensional images and then splices the three-dimensional images into images in a VR form through videos; the format conversion module is used for converting the data format of the source video, so that the data can be transmitted more quickly.
Preferably, the output end of the signal output module establishes data transmission with a receiving end through the internet, the receiving end comprises a second processor, a signal receiving module electrically connected with the second processor, a display unit and an image processing unit, and the signal receiving module is in wireless communication connection with the signal output module.
Preferably, the image processing unit comprises a data decompression module, an output end of the data decompression module is electrically connected with a data analysis module, and the data analysis module is electrically connected with a microchip; the data decompression module is used for decompressing the format of the data signal received wirelessly, and the data analysis module is used for analyzing and detecting the decompressed data, judging whether the data is lost or wrong, and ensuring that the data can be transmitted continuously and stably.
Preferably, the output end of the microchip is in signal connection with a three-dimensional image processing module and a virtual background matching module, the output end of the three-dimensional image processing module is in signal connection with a VR image output module, and the three-dimensional image processing module is used for identifying and processing three-dimensional video images to ensure the three-dimensional video images to be smooth; the virtual background matching module is used for matching a virtual background preset by the system into the three-dimensional video image so as to form a complete VR video image.
Preferably, the display unit comprises a VR image receiving module and an audio signal receiving module, and output ends of the VR image receiving module and the audio signal receiving module are electrically connected with a signal conversion module; the VR image receiving module is used for receiving the generated VR image signal, the audio signal receiving module is used for receiving the audio signal, and the signal conversion module is used for converting the VR image signal and the audio signal into corresponding analog signals.
Preferably, the output end of the signal conversion module is in signal connection with a wireless transmission module, and the output end of the wireless transmission module is in signal connection with VR glasses and a sound box; the wireless transmission module is used for transmitting VR video signal and audio signal respectively to VR glasses and stereo set, and mr and student all can carry out real-time video and dialogue through wearing VR glasses, and at this moment, mr and student all are located same virtual background, imitate traditional classroom teaching, and the picture is more lifelike.
The scene teaching system based on the VR technology has the beneficial effects that: the invention respectively shoots the pictures of the teacher end and the student end through the cameras, then the pictures of the teacher end and the students end are input into the same virtual background through VR image processing, and the teacher and the students can feel in the same space through VR glasses, so that the virtual.
Drawings
Fig. 1 is a system block diagram of a scenario teaching system based on VR technology according to the present invention;
FIG. 2 is a system block diagram of an image processing unit of a scenario teaching system based on VR technology according to the present invention;
fig. 3 is a system block diagram of a display unit of a scenario teaching system based on VR technology according to the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments.
Example 1:
referring to fig. 1-2, a scene teaching system based on VR technology includes an output end and a receiving end, where the output end includes a first processor, an input end of the first processor has an image acquisition module and an audio acquisition module, an input end of the image acquisition module is in signal connection with a camera, and an input end of the audio acquisition module is in signal connection with a microphone; the camera is used for shooting the on-site videos of the teacher end and the student end, the image acquisition module is used for acquiring video image signals shot by the camera, and the audio acquisition module is used for acquiring real-time audio signals recorded by the microphone; the output end of the first processor is connected with a signal output module and a signal processing unit in a signal mode, the signal processing unit comprises a signal converter, the output end of the signal converter is connected with a signal amplification module in a signal mode, the output end of the signal amplification module is connected with a VR image generation module in a signal mode, and the output end of the VR image generation module is connected with a format conversion module in a signal mode; the signal converter is used for converting the analog signal of the collected video into an electronic signal, so that the rapid transmission is realized; the signal amplification module is used for amplifying the converted video electronic signals and audio signals, and the VR image generation module is mainly used for converting received video images into three-dimensional images and splicing the three-dimensional images into images in a VR form through videos; the format conversion module is used for converting the data format of the source video, so that the data can be transmitted more quickly.
The output end of the signal output module is in data transmission with the receiving end through the Internet, the receiving end comprises a second processor, a signal receiving module, a display unit and an image processing unit, the signal receiving module is electrically connected with the second processor, the signal receiving module is in wireless communication connection with the signal output module, the image processing unit comprises a data decompression module, the output end of the data decompression module is electrically connected with a data analysis module, and the data analysis module is electrically connected with a microchip; the data analysis module is used for analyzing and detecting decompressed data, judging whether the data is lost or wrong or not and ensuring that the data can be continuously and stably transmitted; the output end of the microchip is in signal connection with a three-dimensional image processing module and a virtual background matching module, the output end of the three-dimensional image processing module is in signal connection with a VR image output module, and the three-dimensional image processing module is used for identifying and processing three-dimensional video images to ensure the three-dimensional video image smoothness; the virtual background matching module is used for matching a virtual background preset by the system into the three-dimensional video image so as to form a complete VR video image.
Example 2:
referring to fig. 1 to 3, as another preferred embodiment of the present invention, the difference from embodiment 1 is that the display unit includes a VR image receiving module and an audio signal receiving module, and output ends of the VR image receiving module and the audio signal receiving module are electrically connected to a signal conversion module; the VR image receiving module is used for receiving the generated VR image signal, the audio signal receiving module is used for receiving the audio signal, and the signal conversion module is used for converting the VR image signal and the audio signal into corresponding analog signals; the output end of the signal conversion module is in signal connection with a wireless transmission module, and the output end of the wireless transmission module is in signal connection with VR glasses and a sound box; the wireless transmission module is used for transmitting VR video signal and audio signal to VR glasses and stereo set respectively, and mr and student all can carry out real-time video and dialogue through wearing VR glasses, and at this moment, mr and student all are located same virtual background, imitate traditional classroom teaching, and the picture is more lifelike.
The invention respectively shoots the pictures of the teacher end and the student end through the cameras, then the pictures of the teacher end and the students end are input into the same virtual background through VR image processing, and the teacher and the students can feel in the same space through VR glasses, so that the virtual.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (6)
1. A scene teaching system based on VR technology comprises an output end and a receiving end, and is characterized in that the output end comprises a first processor, an image acquisition module and an audio acquisition module are arranged at the input end of the first processor, a camera is connected with the input end of the image acquisition module through a signal, and a microphone is connected with the input end of the audio acquisition module through a signal; the camera is used for shooting the field videos of the teacher end and the student end, the image acquisition module is used for acquiring video image signals shot by the camera, and the audio acquisition module is used for acquiring real-time audio signals input by the microphone; the output end of the first processor is in signal connection with a signal output module and a signal processing unit, the signal processing unit comprises a signal converter, the output end of the signal converter is in signal connection with a signal amplification module, the output end of the signal amplification module is in signal connection with a VR image generation module, and the output end of the VR image generation module is in signal connection with a format conversion module; the signal converter is used for converting the analog signal of the collected video into an electronic signal, so that the rapid transmission is realized; the signal amplification module is used for amplifying the converted video electronic signals and audio signals, and the VR image generation module mainly converts received video images into three-dimensional images and then splices the three-dimensional images into images in a VR form through videos; the format conversion module is used for converting the data format of the source video, so that the data can be transmitted more quickly.
2. The VR technology based scene teaching system of claim 1, wherein an output end of the signal output module establishes data transmission with a receiving end through the Internet, the receiving end includes a second processor, a signal receiving module electrically connected to the second processor, a display unit and an image processing unit, and the signal receiving module is in wireless communication with the signal output module.
3. The VR technology based scene teaching system of claim 2, wherein the image processing unit includes a data decompression module, an output end of the data decompression module is electrically connected with a data analysis module, and the data analysis module is electrically connected with a microchip; the data decompression module is used for decompressing the format of the data signal received wirelessly, and the data analysis module is used for analyzing and detecting the decompressed data, judging whether the data is lost or wrong, and ensuring that the data can be transmitted continuously and stably.
4. The VR technology based scene teaching system of claim 3, wherein an output end of the microchip is in signal connection with a three-dimensional image processing module and a virtual background matching module, an output end of the three-dimensional image processing module is in signal connection with a VR image output module, and the three-dimensional image processing module is used for identifying and processing three-dimensional video images to ensure three-dimensional video image fluency; the virtual background matching module is used for matching a virtual background preset by the system into the three-dimensional video image so as to form a complete VR video image.
5. The VR technology based scene teaching system of claim 2, wherein the display unit includes a VR image receiving module and an audio signal receiving module, and output ends of the VR image receiving module and the audio signal receiving module are electrically connected with a signal conversion module; the VR image receiving module is used for receiving the generated VR image signal, the audio signal receiving module is used for receiving the audio signal, and the signal conversion module is used for converting the VR image signal and the audio signal into corresponding analog signals.
6. The VR technology based scene teaching system of claim 5, wherein an output end of the signal conversion module is in signal connection with a wireless transmission module, and an output end of the wireless transmission module is in signal connection with VR glasses and a sound box; the wireless transmission module is used for transmitting VR video signal and audio signal respectively to VR glasses and stereo set, and mr and student all can carry out real-time video and dialogue through wearing VR glasses, and at this moment, mr and student all are located same virtual background, imitate traditional classroom teaching, and the picture is more lifelike.
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