CN201255932Y - Full automatic intelligent teaching writing/playing system - Google Patents
Full automatic intelligent teaching writing/playing system Download PDFInfo
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- CN201255932Y CN201255932Y CNU2008201852507U CN200820185250U CN201255932Y CN 201255932 Y CN201255932 Y CN 201255932Y CN U2008201852507 U CNU2008201852507 U CN U2008201852507U CN 200820185250 U CN200820185250 U CN 200820185250U CN 201255932 Y CN201255932 Y CN 201255932Y
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Abstract
A full-automatic intelligent teaching record-broadcast system is characterized by mainly comprising a central control unit (1), a record-broadcast host (2), a multimedia teaching appliance (3), a blackboard writing camera (4), a student camera (5), a teacher camera (6), a teacher computer (13), an on-the-spot cartridge (7), a teacher's blackboard writing sensor (8), a seat microphone (9) and an intelligent broadcasting system (10). The record-broadcast host (2), the multimedia teaching appliance (3) and the intelligent broadcasting system (10) are all connected with the central control unit (1), the central control unit (1) is further connected with a control panel (11) and a network interface (12), and the blackboard writing camera (4), the student camera (5), the teacher camera (6) and the teacher computer (13) are connected with the record-broadcast host (2) and the intelligent broadcasting system (10) simultaneously. The on-the-spot cartridge (7) is directly connected with the record-broadcast host (2), and the teacher's blackboard writing sensor (8) and the seat microphone (9) are respectively connected with the intelligent broadcasting system (10). The full-automatic intelligent teaching record-broadcast system can realize unmanned automatic recorded broadcast, thereby freeing labor and having high automation.
Description
Technical field
The utility model relates to a kind of teaching recording and broadcasting system, and especially a kind of unmanned can be finished teaching process and record recording and broadcasting system with network direct broadcasting, specifically a kind of fully-automatic intelligent teaching recording and broadcasting system.
Background technology
As everyone knows, China is populous, and the high-quality teaching resource is in short supply.All wish the university that children can be admitted in present every household, find a good work in the future, therefore for a last inclination school, family do not stint incline its all might as well allow the first-class school of children.To this, country, province, city education department also attach great importance to.
Along with the continuous progress of science and technology and the continuous development of network technology, it is a kind of solution preferably that limited high-quality teaching resource is become whole society's resources shared.And be the most important condition with content of courses networking, digitizing.For this reason, people have developed various multimedia recording and broadcasting systems, by the effect of network, the content of courses of master, elite school, name class are promoted to the whole society by network, CD.But all needing many people to handle video camera, existing recording and broadcasting system just can carry out work, this can influence the switching of picture, the workload and the difficulty of increase later stage compilation on the one hand, influence the quality of real-time recorded broadcast, in addition, owing to the existence of shooting with video-corder personnel also can impact academics and students's normal performance.Therefore developing a kind of full-automatic recording and broadcasting system that need not manually to shoot with video-corder is the task of top priority.
Summary of the invention
The purpose of this utility model is at the needs of present high-quality teaching, design a kind of hand control that need not, and forms module and Control Software fully and can finish the fully-automatic intelligent of the whole recorded broadcast work recording and broadcasting system of imparting knowledge to students automatically by means of each.
The technical solution of the utility model is:
A kind of fully-automatic intelligent teaching recording and broadcasting system, it is characterized in that it mainly is made up of central control unit 1, recorded broadcast main frame 2, multimedia teaching facility 3, writing on the blackboard video camera 4, student's video camera 5, teacher's video camera 6, teacher's computers 13, on-the-spot pick-up head 7 and teacher's writing on the blackboard sensor 8, seat speech microphone 9 and intelligent instructor in broadcasting system 10, recorded broadcast main frame 2, multimedia teaching facility 3 and intelligent instructor in broadcasting's device 10 all link to each other with central control unit 1, and central control unit 1 also is connected with guidance panel 11 and network interface 12; Writing on the blackboard video camera 4, student's video camera 5, teacher's video camera 6 and teacher's computers 13 link to each other with recorded broadcast main frame 2 and intelligent instructor in broadcasting's device 10 simultaneously; On-the-spot pick-up head 7 directly links to each other with recorded broadcast main frame 2; Teacher's writing on the blackboard sensor 8 links to each other with intelligent instructor in broadcasting's device 10 respectively with seat speech microphone 9.
Described multimedia teaching facility 3 comprises projector, electronic curtain, video showing platform and audio-frequency power amplifier.
That the utility model also comprises is one that carried by the teacher, reflect the senser element 14 of its position in real time, and it can in time give recording and broadcasting system with the residing position feedback of teacher, through the position that instructor in broadcasting's system-computed rear-guard monopod video camera is in time followed the tracks of teacher.
The beneficial effects of the utility model:
The utility model has fundamentally solved the full-automatic problem of teaching recorded broadcast, need not hand control and can handle the recorded broadcast of complete whole teaching process automatically by teacher one people, both can pass through network direct broadcasting, but also automatic recording becomes CD to enter preservation.
Total system is by means of the help of software and respective sensor, sensing device, can finish picture automatically and switch and follow the tracks of.
The utility model is multiple functional, but flexible combination becomes the recording and broadcasting system of energy dealing with various requirements.
The major function that the utility model can be realized has:
Network real-time is live
Can be with the live telecast of teachers' instruction, any courseware-related information of comprise the teachers' instruction activity, using with student's exchange and interdynamic, student's speech, field scene, teacher etc., live by network in the mode of Streaming Media.
The utility model can provide field control and remote centralized control dual mode, cooperate full automatic intelligence control system, the teacher carries out a key operation at the scene just can easily finish recorded broadcast work, also can manage control in remote centralized to a plurality of recorded broadcasts classroom by managerial personnel, the teacher can be put in the education activities physically and mentally, avoid other affairs and disturb.
The utility model can carry out Network Transmission in the mode of single current, is adapted to various networking plans such as enterprise network, internet and satellite network.Can clean culture or multicast mode during network direct broadcasting, authorized user can watch by network real-time, by the media server cascade system, it is smooth that the network of many school districts is received, the restriction of not counted.
Network real-time is recorded
In network direct broadcasting, the on-the-spot live synchronous recording of giving lessons can be become course resources, recording information multithread such as Shi Jiang teacher's video, student's video, field scene, various teaching coursewares merges, recording becomes the ASF of standard formatted file, becomes the CD distribution, preserves for network program request, later stage compilation or imprinting.
Automatically generate teaching resources library
When network direct broadcasting finished, system added the course resources file of recording to shared teaching resources library automatically, for numerous teachers and students, teaching and research personnel program request after class or carry out interschool course and exchange.System can generate head, run-out automatically when live, support picture-in-picture, scene to switch effects such as stunt, can insert image tagged at any time.System provides single-image film mode, two kinds of recording modes of many picture branch scene patterns, and the user can select flexibly.
The network courses program request
The utility model also can provide the course resources management platform that course resources is managed control, and the user can sign in to the course resources management system and carry out the retrieval of on-demand assets, searches, and authorized user can carry out program request by network.System supports C/S and two kinds of demand modes of B/S, and point can carry out operations such as key frame switching, F.F., rewind down, time-out, directory index sowing time.
The utility model also has following characteristics:
Advanced Technical Architecture
Adopt leading digitizing, intellectuality and modular framework, by the application integration of video encoding technology, flexible net treatment technology, information discriminating technology and artificial intelligence technology efficiently, for the user provides high-quality, high-level efficiency, intellectuality, standardized product and telecommunication network teaching total solution.
Stronger dirigibility and retractility
Based on open design system, can provide the application solution of differentiation, to satisfy the not application demand and the personalized requirement of commensurate.The Mbox online class recording and broadcasting system of multiple model can be the user provides multiple application deployment, both can carry out the on-the-spot recorded broadcast of portable Classic Course, also can dispose many cover online class recording and broadcasting systems.Multiple recorded broadcast patterns such as single-image film mode or many picture branch scene patterns can be selected flexibly, four picture records can be supported at most.Total system is shared cover distribution of media, resource management and a remote management platform, can increase Mbox online class recording and broadcasting system at any time and smoothly expand, and effectively reduces user's input cost, helps carrying out fairly large telecommunication network education activities.
Comprehensive, three-dimensional, intelligent tracking Control
Full-automatic recording and broadcasting system of the present utility model is a benchmark with the teachers' instruction circumstances, according to the teaching practice process and to teacher, student's behavior and psychoanalysis, adopt unique technique such as leading information Recognition and artificial intelligence, from the different angles of teaching the personage is followed the tracks of, and carry out intelligentized scene and dispatch, not only make recorded broadcast work become relaxation and happiness, be simple and easy to usefulness, and expressed teacher's teaching notes exactly, meet audient's psychology and behavioural habits fully.
The intelligence teacher tracking of making a video recording, adopt Identification of Images and artificial intelligence technology, use separate unit video camera can be from motion tracking teacher activity when giving lessons, the teacher can freely walk about, put in the education activities physically and mentally and go, fully guarantee Teaching Quality, teacher's picture of recording is level and smooth, smooth, it is strong to express fine and smooth expressive force, has avoided because of many camera lenses switch that the image that causes is discontinuous, shake and scintillation.
Automatically the high definition writing on the blackboard is taken, (sensor adds software and high definition filming apparatus to adopt artificial intelligence technology, system can survey teacher's writing on the blackboard activity automatically, detecting teacher's position, isochronous schedules high definition writing on the blackboard video camera work and image switching, camera lens switches quick and smooth, picture is clear, has expressed teacher's teaching notes exactly.
Information Recognition and artificial intelligence technology are adopted in the interlock of intelligence teachers and students interactive videography, can carry out feature to a plurality of different student positions, and camera lens is pushed away, draws, moves, and also can take student's panorama, help fully showing interactive teaching.
High-quality, high-resolution, low code stream, low bandwidth
VGA signal based on specialty is gathered and advanced encoding compression technology in real time, screen resolution is up to 1024 * 768, the coded image clear and smooth, and the data behind the coding are at 300k～3M bps, the user can adjust according to the actual needs of oneself, to adapt to the quality requirements of different application.
Dispose simple, easy to use
Adopt modular design to make system deployment and installation simple, quick.Comprehensive, three-dimensional, intelligentized tracking Control, it is super simple that system is used, and operating in a key can need not others and intervene the network recorded broadcast that can finish the process of giving lessons the teacher under unattended situation.
Standardized media formats ASF
Streaming Media cannonical format based on Microsoft's standard, adopt state-of-the-art WMA/WMV audio/video coding, the audio/video flow of many pictures is encoded and compressed to single stream format, realize single current network direct broadcasting and single file storage efficiently, can be adapted to various networking plans such as enterprise network, internet and satellite network.
Recorded file adopts standard storage form ASF, can use main flow players such as Windows Media Player to play-over, can carry out resource sharing the most widely, guarantee the convenient use of user, meet the requirement of the Ministry of Education of the state's " national Teaching Video Recording of High-quality Curriculum login technique standard ", can directly use the non-linear editing software of main flow to carry out post-processed.
In addition: digitizing, intellectuality, standardization, integrated also be the big characteristic that the utility model is different from existing recording and broadcasting system.
Description of drawings
Fig. 1 is a composition system chart of the present utility model.
Embodiment
Below in conjunction with drawings and Examples the utility model is further described.
As shown in Figure 1.
A kind of fully-automatic intelligent teaching recording and broadcasting system, it mainly is made up of central control unit 1, recorded broadcast main frame 2, multimedia teaching facility 3, writing on the blackboard video camera 4, student's video camera 5, teacher's video camera 6, teacher's computers 13, on-the-spot pick-up head 7 and teacher's writing on the blackboard sensor 8, seat speech microphone 9 and intelligent instructor in broadcasting system 10, recorded broadcast main frame 2, multimedia teaching facility 3 and intelligent instructor in broadcasting's device 10 all link to each other with central control unit 1, and central control unit 1 also is connected with guidance panel 11 and network interface 12; Writing on the blackboard video camera 4, student's video camera 5, teacher's video camera 6 and teacher's computers 13 link to each other with recorded broadcast main frame 2 and intelligent instructor in broadcasting's device 10 simultaneously; On-the-spot pick-up head 7 directly links to each other with recorded broadcast main frame 2; Teacher's writing on the blackboard sensor 8 links to each other with intelligent instructor in broadcasting's device 10 respectively with seat speech microphone 9.Described multimedia teaching facility 3 comprises projector, electronic curtain, video showing platform and audio-frequency power amplifier etc.In addition, during concrete enforcement, in order to improve the accuracy that teacher is followed the tracks of, also can be the teacher and dispose a senser element 14 that can reflect its position in real time, it can in time give recording and broadcasting system with the residing position feedback of teacher, through the position that instructor in broadcasting's system-computed rear-guard monopod video camera is in time followed the tracks of teacher.
Central control unit 1 in the present embodiment, recorded broadcast main frame 2 and intelligent instructor in broadcasting's device 10 add that by computing machine corresponding software is realized.All the other each parts all can adopt existing equipment to be integrated and form.
Principle of work of the present utility model is:
1, the teacher at first uses guidance panel, to all multimedia teaching facility teaching operation control, carries out daily multimedia teaching work by central control unit;
2, teacher's motion detection device is mainly detected teacher's position, information is sent to intelligent instructor in broadcasting system after teacher's tracker (image recognition software) analyzing and processing; Teacher's writing on the blackboard pick-up unit (sensor or grating) is mainly detected teacher's writing on the blackboard behavior, in case there is teacher's writing on the blackboard behavior to take place, at once information is sent to intelligent instructor in broadcasting system; The students ' behavior pick-up unit is mainly detected student's speech behavioral activities such as (on off states of the microphone of the position of wanting), information is sent to intelligent instructor in broadcasting system after student's positioning system analyzing and processing.Intelligence instructor in broadcasting system is according to teacher's positional information, students ' behavior and locating information analysis and judgement, and control recorded broadcast main frame switches to corresponding video (Video) source, and drives teacher's video camera and student's camera pan-tilt and rotate and carry out track and localization.Intelligence instructor in broadcasting system judges that according to the motion analysis of teacher's writing on the blackboard behavior, operational computations machine control recorded broadcast main frame switches to corresponding video (RGB) source.
3, the recorded broadcast main frame can be with the live telecast of teachers' instruction, and information such as the courseware that comprises the teachers' instruction activity, uses with student's exchange and interdynamic, student's speech, field scene, teacher, writing on the blackboard are live in the mode of Streaming Media by network.In network direct broadcasting, the on-the-spot live synchronous recording of giving lessons can be become course resources, recording information multithread such as Shi Jiang teacher's video, student's video, field scene, various teaching coursewares merges, recording becomes the ASF of standard formatted file, becomes the CD distribution, preserves for network program request, later stage compilation or imprinting.
4, can carry out network service by network interface, so that carry out the network online teaching.
5, can carry out video monitoring to the classroom.
6, can long-rangely control, manage by network interface.
When 7, the network recorded broadcast finished, system uploaded to shared teaching resources library with the course resources file of recording automatically, for numerous teachers and students, teaching and research personnel program request after class or carry out interschool course and exchange.When teaching, also can download and share the teaching resource content, give lessons in real time.
The utility model does not relate to the part prior art that maybe can adopt all same as the prior art to be realized.
Claims (2)
1, a kind of fully-automatic intelligent teaching recording and broadcasting system, it is characterized in that it is mainly by central control unit (1), recorded broadcast main frame (2), multimedia teaching facility (3), writing on the blackboard video camera (4), student's video camera (5), teacher's video camera (6), teacher's computers (13), on-the-spot pick-up head (7) and teacher's writing on the blackboard sensor (8), seat speech microphone (9) and intelligent instructor in broadcasting system (10) form, recorded broadcast main frame (2), multimedia teaching facility (3) all links to each other with central control unit (1) with intelligent instructor in broadcasting's device (10), and central control unit (1) also is connected with guidance panel (11) and network interface (12); Writing on the blackboard video camera (4), student's video camera (5), teacher's video camera (6) and teacher's computers (13) link to each other with recorded broadcast main frame (2) and intelligent instructor in broadcasting's device (10) simultaneously; On-the-spot pick-up head (7) directly links to each other with recorded broadcast main frame (2); Teacher's writing on the blackboard sensor (8) links to each other with intelligent instructor in broadcasting's device (10) respectively with seat speech microphone (9).
2, fully-automatic intelligent teaching recording and broadcasting system according to claim 1 is characterized in that it also comprises senser element (14).
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201852507U CN201255932Y (en) | 2008-08-27 | 2008-08-27 | Full automatic intelligent teaching writing/playing system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201852507U CN201255932Y (en) | 2008-08-27 | 2008-08-27 | Full automatic intelligent teaching writing/playing system |
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| CN201255932Y true CN201255932Y (en) | 2009-06-10 |
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| CNU2008201852507U Expired - Lifetime CN201255932Y (en) | 2008-08-27 | 2008-08-27 | Full automatic intelligent teaching writing/playing system |
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| CN103164991A (en) * | 2013-03-01 | 2013-06-19 | 广州市信和电信发展有限公司 | Network interactive teaching and research application system |
| CN103414880A (en) * | 2013-08-14 | 2013-11-27 | 苏州阔地网络科技有限公司 | Processing method and system of synchronous classroom |
| CN103413471A (en) * | 2013-08-14 | 2013-11-27 | 苏州阔地网络科技有限公司 | Method and system for controlling network synchronous classroom |
| CN103413472A (en) * | 2013-08-14 | 2013-11-27 | 苏州阔地网络科技有限公司 | Method and system for achieving network synchronous classroom |
| CN103428461A (en) * | 2013-08-16 | 2013-12-04 | 北京中广上洋科技股份有限公司 | System and method for recording teaching video |
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