CN106302810A - A kind of telelearning system - Google Patents
A kind of telelearning system Download PDFInfo
- Publication number
- CN106302810A CN106302810A CN201610837545.7A CN201610837545A CN106302810A CN 106302810 A CN106302810 A CN 106302810A CN 201610837545 A CN201610837545 A CN 201610837545A CN 106302810 A CN106302810 A CN 106302810A
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- Prior art keywords
- clouds
- audio
- collecting device
- teacher
- service
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Classifications
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L67/00—Network arrangements or protocols for supporting network services or applications
- H04L67/01—Protocols
- H04L67/02—Protocols based on web technology, e.g. hypertext transfer protocol [HTTP]
- H04L67/025—Protocols based on web technology, e.g. hypertext transfer protocol [HTTP] for remote control or remote monitoring of 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
- G09B5/08—Electrically-operated educational appliances providing for individual presentation of information to a plurality of student stations
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L67/00—Network arrangements or protocols for supporting network services or applications
- H04L67/01—Protocols
- H04L67/10—Protocols in which an application is distributed across nodes in the network
- H04L67/1001—Protocols in which an application is distributed across nodes in the network for accessing one among a plurality of replicated servers
- H04L67/1004—Server selection for load balancing
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L67/00—Network arrangements or protocols for supporting network services or applications
- H04L67/01—Protocols
- H04L67/12—Protocols specially adapted for proprietary or special-purpose networking environments, e.g. medical networks, sensor networks, networks in vehicles or remote metering networks
Abstract
The present invention relates to remote teaching field, particularly to a kind of telelearning system.Including collecting device, high in the clouds, content distribution network system and terminal；Described collecting device includes video acquisition device and audio collecting device；Described video acquisition device is for gathering the video information that teacher attends class, and sends to high in the clouds；Described audio collecting device is for gathering the audio-frequency information that teacher attends class, and sends to high in the clouds；Between described high in the clouds and terminal, content distribution network system is set, described content distribution network system includes multiple service node, described content distribution network system is distributed to each service node for video information and the audio-frequency information received in high in the clouds, described terminal according to the distance of each service node and the load state of each service node, be connected to optimal service node.Solve existing telelearning system and produce network congestion when a large number of users is the most online, cause delay, Ka Dun or the problem gone offline.
Description
Technical field
The present invention relates to remote teaching field, particularly to a kind of telelearning system.
Background technology
Traditional teaching method of personally instructing was limited by region, time, and the restriction of classroom size, more student
Time, teacher needs to be repeated several times the content lecturing same hall class, the efficiency of impact teaching.And telelearning system is student and religion
Teacher provides an interactive teaching platform.
Application publication number is that the Chinese patent of CN 105427693 A discloses a kind of telelearning system, and teacher can be same
Time to be that thousands of student is live give lessons, student can carry out interaction with teacher, carries in time when certain knowledge point does not understands
Ask, fed back in time；Also the content of courses can be recorded, when student above misses important knowledge point because of absent-minded class hour,
The content of courses can recorded with repetition learning, consolidation deepens the impression.
Owing to distance learning is realized by the Internet, when a large number of users is the most online, easily produces network congestion, cause
Delay, Ka Dun or the phenomenon gone offline, affect the effect of listening to the teacher of student.
Summary of the invention
The technical problem to be solved is: provides a kind of telelearning system, solves existing telelearning system
Produce network congestion when a large number of users is the most online, cause delay, Ka Dun or the problem gone offline.
In order to solve above-mentioned technical problem, the technical solution used in the present invention is: provide a kind of telelearning system, including
Collecting device, high in the clouds, content distribution network system and terminal；
Collecting device is set in classroom；
Described collecting device includes video acquisition device and audio collecting device；Described video acquisition device is used for gathering always
The video information that teacher attends class, and send to high in the clouds；Described audio collecting device is for gathering the audio-frequency information that teacher attends class, concurrently
Deliver to high in the clouds；
Arranging content distribution network system between described high in the clouds and terminal, described content distribution network system includes multiple clothes
Business node, described content distribution network system is distributed to each service joint for the video information received in high in the clouds and audio-frequency information
Point, described terminal according to the distance of each service node and the load state of each service node, be connected to optimal service joint
Point.
The beneficial effects of the present invention is: the present invention is by adopting at classroom installation video acquisition device, audio collecting device
The collection Voice & Video information attended class of teacher, sends to high in the clouds, provides cloud service by high in the clouds, User by mobile phone, PC or
PAD, as terminal, downloads corresponding client software, the Voice & Video attended class from high in the clouds download teacher by client software
Information, or in real time viewing teacher attend class live, and teacher carries out real-time interactive, answers questions；Compare tradition and personally instruct teaching side
Formula, telelearning system is not limited by factors such as region, time, numbers, and User in all parts of the country can be shared
The teacher resource of high-quality, it also avoid teacher and repeats to give lessons, and saves instructional blocks of time and the instruction cost of teacher；The present invention is beyond the clouds
And content distribution network system is set between terminal, described content distribution network system for by high in the clouds receive video information and
Audio-frequency information is distributed to each service node, and described terminal is according to the load shape with the distance of each service node and each service node
Condition, is connected to optimal service node.Solve existing telelearning system and produce network congestion when a large number of users is the most online,
Cause delay, Ka Dun or the problem gone offline, make User have more smooth experience of listening to the teacher.
Accompanying drawing explanation
Fig. 1 is the structured flowchart of a kind of telelearning system of the specific embodiment of the invention；
Label declaration:
1, terminal；11, teacher side；12, student side；
2, content distribution network system；
3, high in the clouds；
4, collecting device；41, audio collecting device；42, video acquisition device.
Detailed description of the invention
By describing the technology contents of the present invention in detail, being realized purpose and effect, it is explained below in conjunction with embodiment.
The design of most critical of the present invention is: the audio & video information of content of being attended class by collecting device collection teacher,
Send to high in the clouds, content distribution network system beyond the clouds and is set between terminal, solve the situation of network congestion.
Refer to Fig. 1, the present invention provides a kind of telelearning system, including collecting device 4, high in the clouds 3, content distributing network
2 systems and terminal 1；
Collecting device 4 is set in classroom；
Described collecting device 4 includes video acquisition device 42 and audio collecting device 41；Described video acquisition device 42 is used
In gathering the video information that teacher attends class, and send to high in the clouds 3；Described audio collecting device 41 is for gathering the sound that teacher attends class
Frequently information, and send to high in the clouds 3；
Arranging content distribution network system 2 between described high in the clouds 3 and terminal 1, described content distribution network system 2 includes many
Individual service node, described content distribution network system 2 is distributed to each clothes for video information and the audio-frequency information received in high in the clouds 3
Business node, described terminal 1 according to the distance of each service node and the load state of each service node, be connected to optimal clothes
Business node.
In above-mentioned telelearning system, by installing video acquisition device in classroom, audio collecting device gathers on teacher
The Voice & Video information of class, send to high in the clouds, by high in the clouds provide cloud service, User using mobile phone, PC or PAD as end
End, downloads corresponding client software, the Voice & Video information attended class from high in the clouds download teacher by client software, or real
Time viewing teacher attend class live, and teacher carries out real-time interactive, answers questions；Compare tradition and personally instruct teaching method, remotely learn
Learning system is not limited by factors such as region, time, numbers, and User in all parts of the country can share the teacher of high-quality
Resource, it also avoid teacher and repeats to give lessons, and saves instructional blocks of time and the instruction cost of teacher；The present invention is beyond the clouds and between terminal
Arranging content distribution network system, described content distribution network system divides for video information and the audio-frequency information received in high in the clouds
Send to each service node, described terminal according to the distance of each service node and the load state of each service node, be connected to
Optimal service node.Solve existing telelearning system and produce network congestion when a large number of users is simultaneously online, cause delay,
Card or the problem gone offline, make User have more smooth experience of listening to the teacher.
Further, described terminal 1 includes teacher side 11 and student side 12；Described teacher side 11 is used for teacher to student's
Interaction, including arrange operation, correct students' papers, online question-answering and schedule；Described student side 12 is used for student to teacher
Interaction, including viewing live teaching broadcast, download instructional video and teaching audio frequency, line of questioning, upload operation；
Further, described terminal 1 is mobile phone, PC or PAD；By mobile phone, PC or PAD download corresponding client soft
Part, obtains cloud service by client software from high in the clouds 3, downloads from high in the clouds 3 or video that program request teacher attends class, audio-frequency information,
Or viewing teacher attend class the most live, with teacher's real-time interactive.
Further, described high in the clouds 3 provides video storage service, audio storage service, live streaming media clothes to terminal 1
Business, video-on-demand service, Audio on Demand service, intelligent communication service and distributed bidirectional messenger service；By video storage clothes
Business and audio storage service memory recording arrangement send audio-frequency information and the video information of the class-teaching of teacher to high in the clouds 3；Student uses
Family is serviced by Audio on Demand or video-on-demand service reviews the Voice & Video information being stored in high in the clouds；User is by stream
Medium living broadcast service viewing teacher gives lessons live, and User and teacher are taken by intelligent communication service and distributed bidirectional message
Business carries out interaction.
Further, described collecting device 4 also includes that audio processing equipment, described audio processing equipment are used for eliminating echo
And noise.
Embodiment 1
Refer to Fig. 1, a kind of telelearning system, including collecting device 4, high in the clouds 3, content distribution network system 2 and end
End 1；
Collecting device 4 is set in classroom；
Described collecting device 4 includes video acquisition device 42 and audio collecting device 41；Described video acquisition device 42 is used
In gathering the video information that teacher attends class, and send to high in the clouds 3；Described audio collecting device 41 is for gathering the sound that teacher attends class
Frequently information, and send to high in the clouds 3；Described collecting device 4 also includes that audio processing equipment, described audio processing equipment are used for eliminating
Echo and noise；
Described high in the clouds 3 provides video to store service, audio storage service, live streaming media service, video request program to terminal 1
Service, Audio on Demand service, intelligent communication service and distributed bidirectional messenger service.
Arranging content distribution network system 2 between described high in the clouds 3 and terminal 1, described content distribution network system 2 includes many
Individual service node, described content distribution network system 2 is distributed to each clothes for video information and the audio-frequency information received in high in the clouds 3
Business node, described terminal 1 according to the distance of each service node and the load state of each service node, be connected to optimal clothes
Business node.
Described terminal 1 includes teacher side 11 and student side 12；Described teacher side 11 is used for teacher's interaction to student,
Including arrange operation, correct students' papers, online question-answering and schedule；The interactive of teacher is handed over by described student side 12 for student
Stream, including viewing live teaching broadcast, download instructional video and teaching audio frequency, line of questioning, uploads operation；Described terminal be mobile phone,
PC or PAD.
In sum, a kind of telelearning system that the present invention provides, by installing video acquisition device, audio frequency in classroom
Harvester gathers the Voice & Video information that teacher attends class, and sends to high in the clouds, provides cloud service by high in the clouds, and User will
Mobile phone, PC or PAD, as terminal, download corresponding client software, download what teacher attended class by client software from high in the clouds
Voice & Video information, or in real time viewing teacher attend class live, and teacher carries out real-time interactive, answers questions；Compare tradition
Personally instructing teaching method, telelearning system is not limited by factors such as region, time, numbers, User in all parts of the country
The teacher resource of high-quality can be shared, it also avoid teacher and repeat to give lessons, save instructional blocks of time and the instruction cost of teacher；This
Invention beyond the clouds and arranges content distribution network system between terminal, described content distribution network system is for by high in the clouds reception
Video information and audio-frequency information are distributed to each service node, described terminal according to the distance of each service node and respectively service joint
The load state of point, is connected to optimal service node.Solve existing telelearning system to produce when a large number of users is the most online
Raw network congestion, causes delay, Ka Dun or the problem gone offline, makes User have more smooth experience of listening to the teacher.
Described terminal includes teacher side and student side；Described teacher side is used for teacher's interaction to student, including cloth
Put operation, correct students' papers, online question-answering and schedule；Described student side is used for student's interaction to teacher, including seeing
See live teaching broadcast, download instructional video and teaching audio frequency, line of questioning, upload operation；
Described terminal is mobile phone, PC or PAD；Download corresponding client software by mobile phone, PC or PAD, pass through client
End software obtain cloud service from high in the clouds, from high in the clouds download or program request teacher attend class video, audio-frequency information, or viewing teacher attend class
The most live, with teacher's real-time interactive.
Described cloud service include video storage service, audio storage service, live streaming media service, video-on-demand service,
Audio on Demand service, intelligent communication service and distributed bidirectional messenger service；By video storage service and audio storage service
Storage recording arrangement sends audio-frequency information and the video information of the class-teaching of teacher to high in the clouds；User is serviced by Audio on Demand
Or video-on-demand service revision is stored in the Voice & Video information in high in the clouds；User is old by live streaming media service viewing
Teacher gives lessons live, and User and teacher carry out interaction by intelligent communication service and distributed bidirectional messenger service.
Described collecting device also includes that audio processing equipment, described audio processing equipment are used for eliminating echo and noise.
The foregoing is only embodiments of the invention, not thereby limit the scope of the claims of the present invention, every utilize this
The equivalents that bright description is made, or directly or indirectly it is used in relevant technical field, the most in like manner it is included in this
In bright scope of patent protection.
Claims (5)
1. a telelearning system, it is characterised in that include collecting device, high in the clouds, content distribution network system and terminal；
Collecting device is set in classroom；
Described collecting device includes video acquisition device and audio collecting device；Described video acquisition device is used for gathering teacher
The video information of class, and send to high in the clouds；Described audio collecting device is for gathering the audio-frequency information that teacher attends class, and sends extremely
High in the clouds；
Arranging content distribution network system between described high in the clouds and terminal, described content distribution network system includes multiple service joint
Point, described content distribution network system is distributed to each service node, institute for video information and the audio-frequency information received in high in the clouds
State terminal according to the distance of each service node and the load state of each service node, be connected to optimal service node.
Telelearning system the most according to claim 1, it is characterised in that described terminal includes teacher side and student side.
Telelearning system the most according to claim 1, it is characterised in that described terminal is mobile phone, PC or PAD.
Telelearning system the most according to claim 1, it is characterised in that described high in the clouds provides the terminal with video storage clothes
Business, audio storage service, live streaming media service, video-on-demand service, Audio on Demand service, intelligent communication service and distributed
Two-way news services.
Telelearning system the most according to claim 1, it is characterised in that described collecting device also includes that Audio Processing sets
Standby, described audio processing equipment is used for eliminating echo and noise.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610837545.7A CN106302810A (en) | 2016-09-21 | 2016-09-21 | A kind of telelearning system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610837545.7A CN106302810A (en) | 2016-09-21 | 2016-09-21 | A kind of telelearning system |
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| Publication Number | Publication Date |
|---|---|
| CN106302810A true CN106302810A (en) | 2017-01-04 |
Family
ID=57712973
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| CN201610837545.7A Pending CN106302810A (en) | 2016-09-21 | 2016-09-21 | A kind of telelearning system |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106899577A (en) * | 2017-01-21 | 2017-06-27 | 北京优教互动教育科技有限公司 | A kind of Video service cloud platform for long-distance education |
| CN109035927A (en) * | 2018-08-13 | 2018-12-18 | 河南亚视软件技术有限公司 | A kind of shared Teaching System |
| CN110189561A (en) * | 2019-06-20 | 2019-08-30 | 广州奥舜创电子科技有限公司 | A kind of distributed removable tutoring system |
| CN110381326A (en) * | 2019-06-19 | 2019-10-25 | 北京百度网讯科技有限公司 | Video system and processing method, equipment and computer-readable medium |
| CN112951020A (en) * | 2021-02-21 | 2021-06-11 | 浙江建设职业技术学院 | Teaching system |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106899577A (en) * | 2017-01-21 | 2017-06-27 | 北京优教互动教育科技有限公司 | A kind of Video service cloud platform for long-distance education |
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| CN110381326A (en) * | 2019-06-19 | 2019-10-25 | 北京百度网讯科技有限公司 | Video system and processing method, equipment and computer-readable medium |
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| CN110189561B (en) * | 2019-06-20 | 2021-08-13 | 广州奥舜创电子科技有限公司 | Distributed movable teaching system |
| CN112951020A (en) * | 2021-02-21 | 2021-06-11 | 浙江建设职业技术学院 | Teaching system |
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Application publication date: 20170104 |