CN112104794A - Virtual micro-classroom studio system and device - Google Patents
Virtual micro-classroom studio system and device Download PDFInfo
- Publication number
- CN112104794A CN112104794A CN202010984784.1A CN202010984784A CN112104794A CN 112104794 A CN112104794 A CN 112104794A CN 202010984784 A CN202010984784 A CN 202010984784A CN 112104794 A CN112104794 A CN 112104794A
- Authority
- CN
- China
- Prior art keywords
- recording
- virtual
- real
- playing
- classroom
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 230000002194 synthesizing effect Effects 0.000 claims abstract description 16
- 230000002452 interceptive effect Effects 0.000 claims description 24
- 230000015572 biosynthetic process Effects 0.000 claims description 3
- 238000003786 synthesis reaction Methods 0.000 claims description 3
- 238000012552 review Methods 0.000 claims description 2
- 238000004806 packaging method and process Methods 0.000 abstract description 2
- 230000000694 effects Effects 0.000 description 16
- 238000011156 evaluation Methods 0.000 description 7
- 230000006870 function Effects 0.000 description 6
- 238000000034 method Methods 0.000 description 6
- 238000005516 engineering process Methods 0.000 description 4
- 230000004313 glare Effects 0.000 description 4
- 239000013589 supplement Substances 0.000 description 4
- 239000002344 surface layer Substances 0.000 description 4
- 238000010276 construction Methods 0.000 description 3
- 238000001914 filtration Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 238000012545 processing Methods 0.000 description 3
- 230000005236 sound signal Effects 0.000 description 3
- 230000008859 change Effects 0.000 description 2
- 230000004438 eyesight Effects 0.000 description 2
- 238000005286 illumination Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000013475 authorization Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 239000000284 extract Substances 0.000 description 1
- 239000003205 fragrance Substances 0.000 description 1
- 239000010410 layer Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 238000012216 screening Methods 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
Images
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/222—Studio circuitry; Studio devices; Studio equipment
- H04N5/2224—Studio circuitry; Studio devices; Studio equipment related to virtual studio applications
-
- 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
- G09B5/067—Combinations of audio and projected visual presentation, e.g. film, slides
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/20—Servers specifically adapted for the distribution of content, e.g. VOD servers; Operations thereof
- H04N21/21—Server components or server architectures
- H04N21/218—Source of audio or video content, e.g. local disk arrays
- H04N21/2187—Live feed
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/222—Studio circuitry; Studio devices; Studio equipment
- H04N5/262—Studio circuits, e.g. for mixing, switching-over, change of character of image, other special effects ; Cameras specially adapted for the electronic generation of special effects
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Databases & Information Systems (AREA)
- Business, Economics & Management (AREA)
- Physics & Mathematics (AREA)
- Educational Administration (AREA)
- Educational Technology (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Electrically Operated Instructional Devices (AREA)
- Closed-Circuit Television Systems (AREA)
- Management, Administration, Business Operations System, And Electronic Commerce (AREA)
Abstract
The invention discloses a virtual micro-classroom lecture system, and relates to the technical field of lectures. The intelligent blackboard comprises an intelligent blackboard, a high-definition camera, a back-viewing system, an audio acquisition device, a virtual-real performance recording and broadcasting system and a resource management platform, wherein the intelligent blackboard is used for teaching teachers to play teaching PPT for teaching explanation; the high-definition camera is used for recording PPT (Power Point) played by the intelligent blackboard and teacher images of teaching; the audio acquisition device is used for acquiring the voice of the teacher giving lessons; the audio acquisition device is used for being connected with the wireless audio system; the output end of the wireless audio system is connected with the virtual and real playing and recording system. The virtual and real demonstration recording and playing system comprises a screen recording image matting module and an image matting and synthesizing module; the virtual and real playing and recording system is connected with the resource management platform. According to the invention, a set of real three-dimensional micro-class admiring system is designed, so that high-quality recording and packaging can be rapidly completed, a heavy class recording task is greatly reduced, and the quality and appreciation of video courseware are provided.
Description
Technical Field
The invention belongs to the technical field of broadcasting, and particularly relates to a virtual micro-classroom broadcasting system and device.
Background
With the continuous development of the electronic communication field, the novel teaching mode taking micro-video as the core draws wide attention of education researchers and first-line teachers, and the micro-class records the whole process of wonderful teaching and learning activities of teachers around a certain knowledge point (difficult and difficult point) or teaching link in the teaching process of teaching and teaching inside and outside a classroom by taking video as a main carrier according to the standards of the new course and the teaching practice requirements.
The teaching research activities with micro-class construction and review as subjects are developed by teachers organized in various places by education competent departments, but most teachers face the problems of large shooting difficulty, large difficulty in post-editing and processing technology, large difficulty in forming serialized resources, lack of supporting environment for developing teaching application and the like.
Based on the market large-scale application requirements, the application proposal of the virtual micro-class studio can effectively solve the problems while considering the application experience of the recorder and the viewer.
Disclosure of Invention
The invention aims to provide a virtual micro-classroom studio system, which solves the problems of inconsistent brightness of an electronic whiteboard and characters, complicated course recording process and poor effect in the existing virtual recording by taking courseware content as background signals, taking camera content as foreground signals and sending a teaching video formed by synthesizing a foreground and a background to a resource management platform for students to browse and study.
In order to solve the technical problems, the invention is realized by the following technical scheme:
the invention relates to a virtual micro-classroom lecture system, which comprises an intelligent blackboard, a high-definition camera, a back-viewing system, an audio acquisition device, a virtual-real playing and recording system and a resource management platform, wherein the intelligent blackboard is connected with the high-definition camera; the intelligent blackboard is used for teaching teachers to play teaching PPT for teaching explanation; the intelligent blackboard is connected with the virtual and real playing recording and broadcasting system; the high-definition camera is arranged on the front side of the intelligent blackboard and is used for recording PPT (Power Point) played by the intelligent blackboard and teacher images for teaching; the high-definition camera is connected with the virtual-real playing recording and broadcasting system; the audio acquisition device is placed on the body of the teacher giving lessons and is used for acquiring the voice of the teacher giving lessons; the audio acquisition device is used for being connected with a wireless audio system; and the output end of the wireless audio system is connected with the virtual and real playing and recording system. The virtual and real demonstration recording and playing system comprises a screen recording and image matting module and an image matting and synthesizing module; the screen recording and image matting module is used for extracting a video image collected by the high-definition camera; the image matting and synthesizing module is used for synthesizing the images, courseware contents and audio information extracted from the screen recording and image matting module into a course video; the virtual and real playing and recording system is connected with the resource management platform; and the resource management platform is used for storing the synthesized course video and providing a mobile terminal access interface.
Preferably, the virtual-real recording and playing system further comprises a light intensity adjusting system; the light intensity adjusting system comprises one or more fill-in lamps and one or more light intensity sensors; one or more light supplement lamps are arranged on the front side of the intelligent blackboard; one or more the light intensity sensor is installed on wisdom blackboard surface, ensures that the colour temperature is about 4200 to 5000, has ensured that the main part is bright clear, avoids producing the shadow region that the front view glare and drop are big, conveniently digs away the image.
Preferably, the intelligent blackboard is an interactive flat-panel television; wisdom blackboard need set wisdom blackboard top layer to green before recording, and the green can protect eyesight not hurt, and the convenience is scratched away from simultaneously.
Preferably, the audio acquisition device is a wireless microphone; the wireless audio system is internally provided with an audio AD converter, a noise filter circuit and a DSP chip which are connected in sequence, and is used for filtering collected sound during class, so that the sound is clear.
Preferably, the image matting and synthesizing module is connected with a reverse-looking system; the reverse watching system is a television or a display; the anti-watching system is placed under the high-definition camera, can observe the recording state of the anti-watching system, conveniently monitors the state of the anti-watching system on the school, timely adjusts and improves the teaching quality.
Preferably, the resource management platform comprises courseware management, intelligent broadcasting guide, course live broadcasting, course on-demand, course management and course evaluation management, and the resource on-demand learning, the in-school and out-school public lessons watching and the network course evaluation activities are carried out through the platform, so that the teaching effect and the public resource utilization rate are improved.
A virtual micro-classroom playing device comprises an interactive all-in-one machine, a wireless microphone, a high-definition non-editing system, a video live broadcast server and lighting equipment, wherein the interactive all-in-one machine is interconnected with a virtual-real playing and recording system; the live video server is also interconnected with the PC terminal, the mobile terminal and the multimedia classroom. And the high-definition non-editing system is interconnected with the video live broadcast server.
The invention has the following beneficial effects:
(1) according to the intelligent blackboard, the surface layer of the intelligent blackboard is turned green, a teacher can be conveniently extracted by the screen recording and image matting module, sound collected by the audio collection device is filtered, and micro-class and fine-class courses are synthesized and recorded by combining courseware contents and adding static pictures or dynamic videos, so that the phenomena of Moire patterns and screen flashing generated when the intelligent blackboard is directly shot by a camera are avoided, the courseware contents and types are conveniently adjusted, the expressive force of classroom videos is enriched, and the cost and time for building an entity prospect are saved.
(2) According to the invention, the light intensity sensors are arranged at a plurality of positions on the surface of the intelligent blackboard, and one or more light supplement lamps in front of the intelligent blackboard are used for providing enough brightness for shooting, so that the color temperature is ensured to be about 4200 to 5000, the main body of a teacher giving lessons is ensured to be bright and clear, front-view glare and shadow regions with large fall are avoided, and the teacher giving lessons can be conveniently scratched off.
(3) According to the invention, by arranging the back-viewing system, the synthesized teaching video is displayed under the high-definition camera through the television, the recording state of the self-viewing system can be observed, the class state of the self-viewing system can be monitored conveniently, the adjustment can be carried out in time, and the teaching quality is improved.
(4) According to the invention, the high-quality teaching video resources are gathered through the resource management platform, and access is supported by using three terminals, namely a PC, a mobile phone and a tablet, so that students and teachers can conveniently perform resource on-demand learning, watch public lessons inside and outside a school and develop network lesson evaluation activities through the platform, and the teaching effect and the public resource utilization rate are improved.
Of course, it is not necessary for any product in which the invention is practiced to achieve all of the above-described advantages at the same time.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a schematic view of a virtual micro-classroom lecture system of the present invention;
fig. 2 is a schematic view of the virtual micro-classroom presentation apparatus of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1, the present invention is a virtual micro-classroom broadcasting system, which includes an intelligent blackboard, a high definition camera, a back-viewing system, an audio acquisition device, a virtual-real recording and broadcasting system, and a resource management platform;
the intelligent blackboard is used for teaching teachers to play teaching PPT for teaching explanation; the intelligent blackboard is connected with the virtual and real playing recording and broadcasting system; a teacher stands in front of the intelligent blackboard to record videos; the high-definition camera is arranged on the front side of the intelligent blackboard and is used for recording PPT (Power Point) played by the intelligent blackboard and teacher images for teaching; the high-definition camera is connected with the virtual-real playing and recording system, and video pictures shot by the high-definition camera are automatically switched and output to the back-viewing system after being fused with the green screen PPT background signal in the virtual-real playing and recording system; the audio acquisition device is placed on the body of the teacher giving lessons and is used for acquiring the voice of the teacher giving lessons; the audio acquisition device is used for being connected with the wireless audio system; the output end of the wireless audio system is connected with the virtual and real playing and recording system.
The virtual and real performance recording and broadcasting system comprises a screen recording and matting module and a matting and synthesizing module, wherein the screen recording and matting module is used for picking up and extracting teachers giving lessons in video images acquired by the high-definition camera; the image matting and synthesizing module is used for synthesizing the deducted images of the lecturers, courseware contents and audio information into a course video, and can also perform the functions of LOGO superposition, subtitle superposition, animation superposition and the like during video synthesis, and can combine the portrait of the teacher in any scene required by teaching by matching with the materials prepared by the teacher; the virtual and real playing and recording system is connected with the resource management platform; the virtual micro classroom studio system is a set of real three-dimensional micro lesson admiring lesson system, can quickly finish high-quality recording and packaging, does not need complex non-editing processing, is not limited by places and environments, greatly lightens heavy lesson recording tasks, and provides the quality and appreciation of video courseware. The system is internally provided with rich scenes of a real three-dimensional classroom and a studio, supports scene construction and module arbitrary adjustment, can realize trackless tracking and infinite blue box functions, supports course courseware and media materials to be directly read, integrates caption titles and can carry out live streaming media in real time.
And the resource management platform is used for storing the synthesized course video and providing a mobile terminal access interface.
Wherein, the virtual and real recording and playing system also comprises a light intensity adjusting system; the light intensity adjusting system comprises one or more fill-in lamps and one or more light intensity sensors; one or more light supplement lamps are arranged on the front side of the intelligent blackboard; one or more light intensity sensors are installed on the surface of the intelligent blackboard, the color temperature is ensured to be about 4200 to 5000, the main body of a teacher giving lessons is ensured to be bright and clear, front-view glare and shadow areas with large fall are avoided, and the teacher giving lessons can be conveniently pulled out.
The intelligent blackboard is an interactive flat-panel television, the interactive flat-panel television integrates functions of an interactive touch control all-in-one machine, an OPS computer, a nano blackboard and the like, meanwhile, a virtual green box is arranged in the system, on the basis that a teacher uses PPT, the surface layer interface of the interactive flat panel is turned green by one key, the interactive flat panel can be instantly turned into the green box for use, a single-transmission technology is adopted for image matting, and the virtual image matting effect is clear and natural; the method is suitable for occasions of micro-course making, fine course recording and the like.
Wherein, the audio acquisition device is a wireless microphone; the wireless audio system is internally provided with an audio AD converter, a noise filter circuit and a DSP chip which are sequentially connected, the noise filter circuit filters out noise in signals converted by the audio AD converter to obtain accurate sound signals, and the accurate sound signals are used for filtering collected sounds when a teacher goes class to ensure the sound is clear.
Wherein, the image matting and synthesizing module is connected with a reverse-looking system; the backsight system is a television or a display, and the size of a screen of the backsight system is about 55 inches; the anti-watching system is placed under the high-definition camera, can observe the recording state of the anti-watching system, conveniently monitors the state of the anti-watching system on the school, timely adjusts the state and the station position, and improves the teaching quality.
The resource management platform comprises courseware management, intelligent broadcasting guide, course live broadcast, course on-demand, course management and course evaluation management, and the platform is used for performing activities such as resource on-demand learning, watching school public courses and public courses, developing network course evaluation and the like, so that the teaching effect and the public resource utilization rate are improved.
One specific application of this embodiment is:
before recording: the method comprises the steps that a teacher plays PPT needing to give a class on an interactive flat-panel television, the surface layer of the interactive flat-panel television is set to be green, the green background can protect the eyesight of the teacher on one hand, and on the other hand, images of the teacher giving the class are conveniently extracted from a recorded video through a screen recording and image matting module; the light intensity sensors in the light intensity adjusting system are arranged at four vertex angles on the surface of the interactive flat-panel television, and the system controls the change of the illumination brightness of a plurality of light supplement lamps in front of the interactive flat-panel television until the color temperature of the surface of the interactive flat-panel television is about 4200 to 5000;
when recording: the teacher who gives lessons stands in front of the interactive flat-panel television and gives lessons to students according to the displayed PPT, and the system starts the high-definition camera and the audio acquisition device. The system comprises a high-definition camera, a virtual-real performance recording and broadcasting system, a screen recording and matting module, a matting and synthesizing module and a video processing and playing module, wherein the high-definition camera sends a class-taking video of a teacher shot in the whole course to the virtual-real performance recording and broadcasting system, the screening matting and editing module in the virtual-real performance recording and broadcasting system peels off and extracts teachers in video images collected by the high-definition camera, the matting and synthesizing module synthesizes the deducted images of the teachers, courseware content and audio information into a class video, the functions of LOGO superposition, subtitle superposition, animation superposition and the like can be carried out during video synthesis, and the human image of the teacher can; the audio acquisition device acquires the class-giving sound of a teacher, and the noise filter circuit filters out the noise in the signal converted by the audio AD converter to obtain an accurate sound signal which is used for filtering the collected class-giving sound of the teacher so as to ensure the clarity of the class-giving sound of the teacher; the synthesized video is displayed under the high-definition camera through the television, so that the teaching teacher can observe the recording state of the teaching teacher, the teaching teacher can be monitored conveniently for the teaching state of the teaching teacher, the teaching quality is improved by timely adjustment.
After recording and broadcasting: when the teaching is finished, the synthesized teaching video is uploaded to a resource management platform; the resource management platform is managed and stored by special management personnel; students can access the resource management platform after registration and authorization, the resource management platform supports access by using three terminals, namely a PC, a mobile phone and a tablet, resource on-demand study, watching of public classes inside and outside the school and network course evaluation activities are conveniently carried out by the students and education through the platform, and the teaching effect and the public resource utilization rate are improved.
Referring to fig. 2, a virtual-real playing and recording device includes an interactive all-in-one machine interconnected with a virtual-real playing and recording system, a wireless microphone, a high-definition non-editing system, a video live broadcast server and lighting equipment; the live video server is also interconnected with the PC terminal, the mobile terminal and the multimedia classroom. And the high-definition non-editing system is interconnected with the video live broadcast server.
The micro-course manufacturing system adopts a virtual green box of an interactive flat plate to match with a virtual micro-course host to shoot and record micro-course videos, and is provided with a high-definition camera, an integrated virtual-real playing and recording system, a text-fragrance interactive flat plate, a wireless audio system, a back-watching system device, a recording device, a flat television, other auxiliary devices (a distributor and wires) and the like;
high-definition camera: the video picture is fused with a green screen PPT background signal in a virtual and real demonstration recording and playing system and then automatically switched and output to the recording system.
Virtual micro-class host computer: the high-definition camera shooting image and the courseware PC image are fused, and virtual and real combination is realized by means of a virtual playing technology.
Interactive all-in-one: functions such as interactive touch control and an OPS computer are integrated, meanwhile, a virtual green box is arranged in the system, on the basis that a teacher uses PPT, the surface layer interface of an interactive flat plate is turned green by one key, the interactive flat plate can be instantly turned into the green box for use, a single-transparent technology is adopted for image matting, and the virtual image matting effect is clear and natural; the method is suitable for occasions of micro-course making, fine course recording and the like.
A wireless audio system: through wireless microphone, gather mr's sound, record sound, do not change mr's custom of giving lessons.
A flat panel television: and displaying the final recording effect, wherein the size of the screen is about 55 inches, and the screen is used as a echoing television, so that a teacher can adjust the state in real time.
And (3) turning back to a system: the shooting camera is installed above the back-viewing system equipment, the screen displays the recording state of the teacher, and the system has the effect of synthesizing, so that the teacher can conveniently shoot and monitor the self state.
Lighting equipment: enough illumination brightness is provided for shooting lamplight, the color temperature requirement is met, and the projecting direction and angle of the lamplight are selected to avoid generating front-view glare and shadow areas with large drop.
A resource management platform: the platform realizes the convergence of high-quality teaching video resources such as micro-class videos and admiration classes, the PC, the mobile phone and the tablet computer are communicated, a high-quality teaching resource co-construction sharing mode based on the Internet is established, and a promoting effect is further provided for resource sharing. Students and teachers can carry out resource on-demand learning, watching school interior and exterior public courses, developing network course evaluation activities and the like through the platform.
It should be noted that, in the above system embodiment, each included unit is only divided according to functional logic, but is not limited to the above division as long as the corresponding function can be implemented; in addition, specific names of the functional units are only for convenience of distinguishing from each other, and are not used for limiting the protection scope of the present invention.
The preferred embodiments of the invention disclosed above are intended to be illustrative only. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and the practical application, to thereby enable others skilled in the art to best utilize the invention. The invention is limited only by the claims and their full scope and equivalents.
Claims (10)
1. Virtual little classroom lecture system, including wisdom blackboard, high definition camera, anti-system of seeing, audio acquisition device, reality and virtuality demonstrate recording and broadcasting system and resource management platform, its characterized in that: the intelligent blackboard is connected with the virtual and real playing recording and broadcasting system;
the high-definition camera is arranged on the front side of the intelligent blackboard and is used for recording PPT (Power Point) played by the intelligent blackboard and teacher images for teaching; the high-definition camera is connected with the virtual-real playing recording and broadcasting system;
the audio acquisition device is used for acquiring the voice of the teacher giving lessons; the audio acquisition device is connected with the wireless audio system; and the output end of the wireless audio system is connected with the virtual and real playing and recording system.
The virtual and real demonstration recording and playing system comprises a screen recording and image matting module and an image matting and synthesizing module; the screen recording and image matting module is used for extracting a video image collected by the high-definition camera; the image matting and synthesizing module is used for synthesizing the images, courseware contents and audio information extracted from the screen recording and image matting module into a course video;
the virtual and real playing and recording system is connected with the resource management platform; and the resource management platform is used for storing the synthesized course video and providing a mobile terminal access interface.
2. The virtual micro-classroom lecture system of claim 1, wherein the virtual-real recording system further comprises a light intensity adjustment system; the light intensity adjusting system comprises one or more fill light lamps and one or more light intensity sensors.
3. The virtual micro classroom lecture system of claim 2, wherein the fill light is placed on the front side of the intelligent blackboard; the light intensity sensor is installed on the surface of the intelligent blackboard.
4. The virtual micro-classroom lecture system as claimed in claim 1, wherein the intelligent blackboard is an interactive flat panel television; the wisdom blackboard needs to set wisdom blackboard top layer to green before recording.
5. The virtual micro-classroom lecture system as recited in claim 1, wherein the audio capture device is a wireless microphone.
6. The virtual micro-classroom lecture system as claimed in claim 1, wherein the audio AD converter, the noise filter circuit and the DSP chip are sequentially connected to the wireless audio system.
7. The virtual micro-classroom lecture system as recited in claim 1, wherein the matting and synthesis module is coupled with a reverse-looking system.
8. The virtual micro-classroom lecture system of claim 7, wherein the reverse-view system is a television or a display; the reverse-looking system is placed right below the high-definition camera.
9. The virtual micro-classroom lecture system of claim 1, wherein the resource management platform comprises courseware management, intelligent director, live course broadcasting, on-demand course broadcasting, course management, and course review management.
10. A virtual micro-classroom playing device is characterized by comprising an interactive all-in-one machine, a wireless microphone, a high-definition non-editing system and a video live broadcast server, wherein the interactive all-in-one machine is interconnected with a virtual-real playing and recording system; the live video server is also interconnected with the PC terminal, the mobile terminal and the multimedia classroom.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020446283 | 2020-03-31 | ||
| CN2020204462833 | 2020-03-31 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112104794A true CN112104794A (en) | 2020-12-18 |
Family
ID=73759436
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010984784.1A Pending CN112104794A (en) | 2020-03-31 | 2020-09-18 | Virtual micro-classroom studio system and device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112104794A (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113271482A (en) * | 2021-05-17 | 2021-08-17 | 广东彼雍德云教育科技有限公司 | Portable full-width image scratching blackboard |
| CN113596514A (en) * | 2021-08-05 | 2021-11-02 | 吴元帅 | Professional field video production method and on-demand system |
| CN114007098A (en) * | 2021-11-04 | 2022-02-01 | Oook(北京)教育科技有限责任公司 | Method and device for generating 3D holographic video in intelligent classroom |
| CN114173147A (en) * | 2021-01-22 | 2022-03-11 | 九天华纳(北京)科技有限公司 | System for synchronizing video display of virtual images and 3D models with real scenes |
| CN114694434A (en) * | 2020-12-28 | 2022-07-01 | 康立 | Video teaching course intelligent generation method and system based on deep learning |
| CN115052114A (en) * | 2022-08-12 | 2022-09-13 | 北京对啊网教育科技有限公司 | Electronic semi-transparent green curtain image matting and lesson recording system and method |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20150086961A1 (en) * | 2013-09-24 | 2015-03-26 | Chien Cheng Liu | E-learning system and method therefor |
| CN105306862A (en) * | 2015-11-17 | 2016-02-03 | 广州市英途信息技术有限公司 | Scenario video recording system and method based on 3D virtual synthesis technology and scenario training learning method |
| CN105376547A (en) * | 2015-11-17 | 2016-03-02 | 广州市英途信息技术有限公司 | Micro video course recording system and method based on 3D virtual synthesis technology |
| CN106846940A (en) * | 2016-12-29 | 2017-06-13 | 珠海思课技术有限公司 | A kind of implementation method of online live streaming classroom education |
| CN206332778U (en) * | 2017-01-10 | 2017-07-14 | 南京傲方智能科技有限公司 | A kind of virtual micro- class manufacturing systems of 3D |
| CN110913267A (en) * | 2019-11-29 | 2020-03-24 | 上海赛连信息科技有限公司 | Image processing method, device, system, interface, medium and computing equipment |
-
2020
- 2020-09-18 CN CN202010984784.1A patent/CN112104794A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20150086961A1 (en) * | 2013-09-24 | 2015-03-26 | Chien Cheng Liu | E-learning system and method therefor |
| CN105306862A (en) * | 2015-11-17 | 2016-02-03 | 广州市英途信息技术有限公司 | Scenario video recording system and method based on 3D virtual synthesis technology and scenario training learning method |
| CN105376547A (en) * | 2015-11-17 | 2016-03-02 | 广州市英途信息技术有限公司 | Micro video course recording system and method based on 3D virtual synthesis technology |
| CN106846940A (en) * | 2016-12-29 | 2017-06-13 | 珠海思课技术有限公司 | A kind of implementation method of online live streaming classroom education |
| CN206332778U (en) * | 2017-01-10 | 2017-07-14 | 南京傲方智能科技有限公司 | A kind of virtual micro- class manufacturing systems of 3D |
| CN110913267A (en) * | 2019-11-29 | 2020-03-24 | 上海赛连信息科技有限公司 | Image processing method, device, system, interface, medium and computing equipment |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114694434A (en) * | 2020-12-28 | 2022-07-01 | 康立 | Video teaching course intelligent generation method and system based on deep learning |
| CN114694434B (en) * | 2020-12-28 | 2023-12-01 | 康立 | Video teaching course intelligent generation method and system based on deep learning |
| CN114173147A (en) * | 2021-01-22 | 2022-03-11 | 九天华纳(北京)科技有限公司 | System for synchronizing video display of virtual images and 3D models with real scenes |
| CN113271482A (en) * | 2021-05-17 | 2021-08-17 | 广东彼雍德云教育科技有限公司 | Portable full-width image scratching blackboard |
| CN113596514A (en) * | 2021-08-05 | 2021-11-02 | 吴元帅 | Professional field video production method and on-demand system |
| CN114007098A (en) * | 2021-11-04 | 2022-02-01 | Oook(北京)教育科技有限责任公司 | Method and device for generating 3D holographic video in intelligent classroom |
| CN114007098B (en) * | 2021-11-04 | 2024-01-30 | Oook(北京)教育科技有限责任公司 | Method and device for generating 3D holographic video in intelligent classroom |
| CN115052114A (en) * | 2022-08-12 | 2022-09-13 | 北京对啊网教育科技有限公司 | Electronic semi-transparent green curtain image matting and lesson recording system and method |
| CN115052114B (en) * | 2022-08-12 | 2022-11-15 | 北京对啊网教育科技有限公司 | Electronic semitransparent green curtain image matting and lesson recording system |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN112104794A (en) | Virtual micro-classroom studio system and device | |
| CN208257968U (en) | A kind of Classic Course intelligence recording and broadcasting system | |
| CN104575142B (en) | Seamless across the Media open teaching experiment room of experience type digitlization multi-screen | |
| CN107945592B (en) | Synchronous mutual-aid classroom teaching system | |
| CN106383576B (en) | The method and system of experiencer's body part are shown in VR environment | |
| CN105306862B (en) | A kind of scene video recording system based on 3D dummy synthesis technology, method and scene real training learning method | |
| US5448287A (en) | Spatial video display system | |
| CN105931510A (en) | Synchronous comment recording classroom platform and method thereof | |
| CN204350168U (en) | A kind of three-dimensional conference system based on line holographic projections technology | |
| CN211578106U (en) | Remote teaching system and platform based on mobile internet | |
| CN111182250A (en) | Audio and video teaching recording and playing system and control method thereof | |
| CN205158677U (en) | Micro lesson recording system | |
| CN208208118U (en) | A kind of synchronous mutual assistance Teaching System | |
| CN104469304A (en) | Intelligent recording and playing system for performance training | |
| CN203588489U (en) | A situational teaching device | |
| CN212256611U (en) | Interactive multimedia teaching equipment network system | |
| CN208208117U (en) | remote interactive teaching system | |
| CN109788221A (en) | A kind of recorded broadcast method and device | |
| CN108831216B (en) | True three-dimensional virtual simulation interaction method and system | |
| CN210466804U (en) | Remote interactive education system | |
| CN113207008A (en) | AR-based tele-immersive simulation classroom and control method thereof | |
| Peng | Application of Micro-lecture in Computer Teaching | |
| CN206115747U (en) | Teaching system | |
| CN115052114B (en) | Electronic semitransparent green curtain image matting and lesson recording system | |
| CN206251231U (en) | A kind of meeting field recorders |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| CB02 | Change of applicant information |
Address after: 247000 workshop C2, science and Technology Incubation Park, Jiangnan industrial concentration zone, Chizhou City, Anhui Province Applicant after: Anhui Wenxiang Technology Co.,Ltd. Address before: Room 1101, 11 / F, building 2, No.15, Ronghua South Road, Daxing Economic and Technological Development Zone, Beijing 100176 Applicant before: BEIJING WENXIANG INFORMATION TECHNOLOGY Co.,Ltd. |
|
| CB02 | Change of applicant information | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20201218 |
|
| RJ01 | Rejection of invention patent application after publication |