CN101504799A - Remote and moving instant video language teaching method - Google Patents
Remote and moving instant video language teaching method Download PDFInfo
- Publication number
- CN101504799A CN101504799A CNA200910079779XA CN200910079779A CN101504799A CN 101504799 A CN101504799 A CN 101504799A CN A200910079779X A CNA200910079779X A CN A200910079779XA CN 200910079779 A CN200910079779 A CN 200910079779A CN 101504799 A CN101504799 A CN 101504799A
- Authority
- CN
- China
- Prior art keywords
- teaching
- mobile phone
- language
- language teaching
- sign indicating
- 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.)
- Granted
Links
Images
Landscapes
- Electrically Operated Instructional Devices (AREA)
- Management, Administration, Business Operations System, And Electronic Commerce (AREA)
Abstract
The invention relates to a remote mobile instant image language teaching method, which comprises the following steps: firstly, establishing a language teaching call center; secondly, manufacturing a language teaching video; thirdly, storing a teaching video file; fourthly, generating a language teaching code; fifthly, printing the language teaching code on teaching materials; sixthly, customizing mobile phones; seventhly, customizing special external mobile phone cards of the language teaching video; and eighthly, issuing teaching aids. The method utilizes the mobile phones to realize remote palm instant image teaching, directly establishes an interactive platform between a teacher and students, makes the students directly face the teacher with 'zero distance', improves the language learning speed, improves the learning efficiency, and increase the learning interest.
Description
Technical field
The present invention relates to language teaching method; Be particularly related to long-range movable image language teaching method based on mobile phone two-dimension code identification; Language teaching is meant professor's students'language, comprises mother tongue and foreign language.
Background technology
Traditional language learning form is to be learning tool with the teaching material, be main learning ways to link up with teacher, and teacher's pronunciation, the shape of the mouth as one speaks, action etc. especially language learning vital encircle; If the student meets the problem that oneself is ignorant of, can on the classroom, directly ask and teacher perhaps consult after class to office to teacher, thereby obtain the aspectant answer of teacher, yet, when by chance being a teacher not at one's side, just can't immediately obtain satisfied answer.
The another kind of form of language learning is by computer network study, student's learning knowledge of can surfing the Net voluntarily, even teacher is not the student at one's side, the exam pool on the network also can provide many preprepared question and answers to review one's lessons by oneself to the student.Even so, because each student's speciality, degree difference, this e-learning mode still can not provide answer at the problem that indivedual student produced; The student can not be directly and teacher link up face-to-face;
The optimal path of language learning is and the face-to-face direct dialogue of teacher, carries out man-to-man communication, at present, also do not have a kind of teaching method, can break through that the classroom is selected and the limitation of computing machine seat in the plane selection, makes the teacher can be whenever and wherever possible directly towards the learner.
Summary of the invention
For addressing the above problem, the purpose of this invention is to provide a kind of remote and moving instant video language teaching method, it utilizes mobile phone to realize long-range palm instant video teaching, between teacher and student, directly set up interaction platform, student's " zero distance " is directly in the face of teacher, accelerate language learning speed, improve learning efficiency, increase learning interest.
For achieving the above object, the present invention is by the following technical solutions:
A kind of remote and moving instant video language teaching method is characterized in that: this method may further comprise the steps,
Step 1: set up the language teaching call center;
The language teaching call center is made up of multimedia remote communication audio-visual equipment, multilingual teacher's seat and Call Center Server;
Step 2: make the language teaching video recording;
Please corresponding languages teacher record a plurality of teaching video files according to the languages teaching material for teaching material; Each teaching video file is taught a certain chapters and sections of teaching material or a certain paragraph respectively, and the video file form of will imparting knowledge to students then is converted to the general mobile phone video file format by software;
Step 3: deposit the teaching video file;
Each teaching video file is put into different categories by languages and left in the database server; In database server, be that each teaching video file distributes two chained addresses, one is mobile phone wild card chained address, another is mobile phone Internet Server chained address; Database server is connected with the mobile phone Internet Server;
Step 4: production language teaching sign indicating number;
Mobile phone wild card chained address in the database server, mobile phone Internet Server chained address are sent to the language teaching sign indicating number generate server, the language teaching sign indicating number generates establishment of server by utilizing two-dimension code coded program and the corresponding language teaching sign indicating number of teaching video file quantity, promptly generates and teaching material chapters and sections, the corresponding language teaching sign indicating number of paragraph; Each language teaching sign indicating number comprises check information, mobile phone wild card chained address, mobile phone Internet Server chained address, language teaching call center voice frequency telephone, language teaching call center visual telephone;
Step 5: printing language teaching sign indicating number on teaching material;
The language teaching sign indicating number that the language teaching sign indicating number is generated the server generation deposits in the database server, the language teaching sign indicating number that will leave in again in the database server sends to the teaching material printing house, and the printing house note is taught by precept and learned a sign indicating number chronological order and be printed on accordingly on each chapters and sections of teaching material, each paragraph;
Step 6: customization mobile phone;
Customization has the giant-screen mobile phone of camera, the two-dimension code scanning software is contained in advance in the middle of the system of this mobile phone;
Step 7: the mobile phone dedicated wild card of custom language teaching video recording;
Teaching video file in the database server is left in the middle of the mobile phone wild card by mobile phone wild card chained address;
Step 8: provide educational aid;
Offer the student with being printed with the teaching material of language teaching sign indicating number, the mobile phone that the two-dimension code scanning software is housed and the language teaching mobile phone dedicated wild card of recording a video.
The present invention has following positive beneficial effect:
This method provides a kind of brand-new open teaching pattern, utilizes the communication convenience of mobile phone and network thereof, allows teacher can carry out the explanation of man-to-man " far ", " closely " distance to the student immediately, solves the problem that the student ran into.Can satisfy language learner's personalization, diversified learning demand; This method is directly set up interaction platform between teacher and student.
This method makes the teacher can be whenever and wherever possible directly towards the learner by instant broadcast teaching image." alternative ", " but mastery ", " opening " and " broad-spectrum adaptability " of language learning are highlighted, make " specific aim " and " practicality " of teaching more outstanding, make " dirigibility " easier embodiment of teaching, make " long-range palm image teaching " become possibility, it is the classroom that is contained in the pocket, language teaching no longer is subjected to the restriction in time and place, and this kind teaching method belongs to international initiative.
Description of drawings
Fig. 1 is a process flow diagram of the present invention;
Fig. 2 is a schematic diagram of the present invention;
Fig. 3 is that the language teaching sign indicating number is printed on the synoptic diagram on the teaching material.
Fig. 4 is the synoptic diagram in mobile phone front.
Fig. 5 is the synoptic diagram at the mobile phone back side.
Fig. 6 is the schematic diagram of language teaching sign indicating number.
Fig. 7 is the synoptic diagram of main menu of mobile telephone.
Fig. 8 is the synoptic diagram of mobile telephone scanning language teaching sign indicating number.
Fig. 9 is the menu synoptic diagram that mobile telephone scanning language teaching sign indicating number success back shows.
Figure 10 is the synoptic diagram of file storage in the database server.
Embodiment
Number in the figure
1 language teaching call center, 2 multimedia remote communication audio-visual equipment
3 multilingual teacher's seat 4 Call Center Servers
5 language teachings video recording making center, 6 database servers
7 mobile phone Internet Servers, 8 language teaching sign indicating numbers generate server
9 language teaching sign indicating numbers, 10 check informations
12 mobile phone Internet Server chained addresses, 11 mobile phone wild card chained addresses;
13 language teaching call center voice frequency telephones, 14 language teaching call center visual telephones
15 mobile phone wild cards, 16 teaching materials, 17 cameras, 18 giant-screen mobile phones
Please refer to Fig. 1, Fig. 2, the present invention is a kind of remote and moving instant video language teaching method, and it is a kind of method that the student learns a language that is used to teach.Comprise that foreigners learning Chinese, Chinese learn a foreign language.This method may further comprise the steps:
Step 1: set up the language teaching call center; Language teaching call center 1 is made up of multimedia remote communication audio-visual equipment 2, multilingual teacher's seat 3 and Call Center Server 4; The purpose that language teaching call center 1 sets up is to call out for the students'language study of answering in the global range, allows teacher carry out man-to-man long distance audio communication or video explanation immediately to the student, solves the problem that the student ran into.
Step 2: make the language teaching video recording;
Engage corresponding languages teacher according to the languages teaching material, record a plurality of teaching video files for teaching material at language teaching video recording making center 5; Each teaching video file is taught a certain chapters and sections or a certain paragraph in the teaching material respectively; The video file form of will imparting knowledge to students then is converted to general mobile phone video file format xxx.3gp by software;
Step 3: deposit the teaching video file;
Please refer to Fig. 2, Figure 10, each teaching video file is put into different categories by languages leave in the database server 6; Be that in database server 6 each teaching video file distributes two chained addresses, one is mobile phone wild card chained address, another is mobile phone Internet Server chained address; Database server 6 is connected with mobile phone Internet Server 7;
For example: selecting title is that " new practical Chinese textbook " is as the Chinese teaching material;
This teaching material is a Chinese teaching material that ten chapters and sections are arranged, and the Chinese teaching teacher records into ten teaching video files accordingly, and each teaching video file is taught a certain chapters and sections of teaching material respectively; These ten teaching video files are stored in the Chinese teaching unit in database server 6; Each teaching video file name is called hy1.3gp, hy2.3gp ... hy10.3gp as shown in figure 10;
Again for example: selecting title is that " the practical study course of modern Russian " is as Russian teaching material;
This teaching material is Russian teaching material that 22 chapters and sections are arranged, and Russian teaching teacher records into 22 teaching video files accordingly, and each teaching video file is taught a certain chapters and sections of teaching material respectively; These 22 teaching video files are stored in Russian teaching unit in database server 6; Each teaching video file name is called ey1.3gp, ey2.3gp ... ey22.3gp;
Again for example: selecting title is that " Practical English study course " is as the language teaching material;
This teaching material is an English teaching material that 18 chapters and sections are arranged, and the English teaching teacher records into 18 teaching video files accordingly, and each teaching video file is taught a certain chapters and sections of teaching material respectively; These 18 teaching video files are stored in the English teaching unit in database server 6; Each teaching video file name is called yy1.3gp, yy2.3gp ... yy18.3gp;
By program setting, be that each the teaching video file in database server Unit 6 distributes two chained addresses, one is mobile phone wild card chained address, another is mobile phone Internet Server chained address;
For example: the mobile phone wild card chained address of language teaching video file hy1.3gp is: storagecard hy1.3gp; Mobile phone Internet Server chained address is http://www.edu-3g.cn/mobile/hy/hy1.3gp;
Step 4: production language teaching sign indicating number;
Mobile phone wild card chained address in the database server 6, mobile phone Internet Server chained address are sent to the language teaching sign indicating number generate server 8, the language teaching sign indicating number generates server 8 and utilizes establishment of two-dimension code coded program and the corresponding language teaching sign indicating number 9 of teaching video file quantity, in two-dimension code coded program process, mobile phone wild card chained address, mobile phone Internet Server chained address are write in the language teaching sign indicating number, promptly generate and teaching material chapters and sections, the corresponding language teaching sign indicating number of paragraph; Language teaching sign indicating number 9 is to meet the QR two-dimension code that standard GB/T18284-200 generates; Impart knowledge to students format information as shown in Figure 6:
Please refer to Fig. 6, each language teaching sign indicating number 9 comprises check information 10, mobile phone wild card chained address 11, mobile phone Internet Server chained address 12, language teaching call center voice frequency telephone 13, language teaching call center visual telephone 14; They are videoed respectively at the correspondence position of language teaching sign indicating number 9 shown in Figure 6;
The QR two-dimension code is a kind of matrix two-dimensional code symbol, English name Quick Response Code, and Chinese is a quick response codes.It is except that having the characteristics that bar code and other two-dimensional bar code have, have also that information capacity is big, reliability is high, can represent Chinese character and image information, advantage such as security and antiforge purpose is strong, compare with bar code, the horizontal longitudinal direction of QR two-dimension code can both canned data, so information memory capacity is many;
The QR two-dimension code can carry out the high density coding, and information capacity is big: higher approximately tens times than common bar code information capacity; Fault-tolerant ability is strong, has error correction: this makes two-dimensional bar code because of perforation, stained etc. when causing local damage, can correctly obtain recognition in the same old way, but damaged area reaches 50% recovering information still; QR two-dimension code reliability of decode height: it is more much lower than common bar code decoding error rate, can encrypt: confidentiality, antifalsification are good.Cost is low, easily makes durable, shape, size variable-scale; The coded program of two-dimension code is a prior art.
Step 5: printing language teaching sign indicating number on teaching material;
The language teaching sign indicating number 9 that the language teaching sign indicating number is generated server 8 generations deposits in the database server 6, the language teaching sign indicating number 9 that will leave in again in the database server 6 sends to the teaching material printing house, and the printing house note is taught by precept and learned on each chapters and sections that the sign indicating number chronological order is printed on teaching material 16 accordingly, each paragraph as shown in Figure 3;
Step 6: customization mobile phone;
Customization has the giant-screen mobile phone 18 of camera 17, the two-dimension code scanning software is contained in advance in the middle of the system of this mobile phone; The two-dimension code scanning software is a prior art.
Step 7: the mobile phone dedicated wild card of custom language teaching video recording;
Teaching video file in the database server 6 is left in the middle of the mobile phone wild card 15 in proper order by mobile phone wild card chained address; The mobile phone wild card can be to deposit Chu card or memory stick or memory stick.
Deposit several language teaching video files in each mobile phone wild card 15; These language teaching video files are corresponding with a teaching material.
Such as: customization " new practical Chinese textbook " mobile phone wild card only needs ten names in the database server 6 are called hy1.3gp, hy2.3gp ... hy10.3gp language teaching video file by its mobile phone wild card chained address storage card hy1.3gp, storage card hy2.3gp ... storagecard hy10.3gp get final product in the middle of leaving mobile phone wild card 15 in;
Step 8: provide educational aid;
Offer the student as shown in Figure 3, Figure 4 with being printed with the teaching material 16 of language teaching sign indicating number, the mobile phone 18 that the two-dimension code scanning software is housed and the language teaching mobile phone dedicated wild card 15 of recording a video.
The student is as follows with the method learning process:
For example certain student to select title for use be that " new practical Chinese textbook " learnt as the Chinese teaching material; Chapter 3 is not understood, need the consulting teacher, the student only need click the language teaching sign indicating number recognition button on the main menu of mobile telephone shown in Figure 7, start the two-dimension code scanning software in the mobile phone, then as shown in Figure 3 with language teaching sign indicating number 9 corresponding on the 17 scanning chapter 3 of the camera on the mobile phone shown in Figure 5 18; This language teaching sign indicating number 9 appears in the mobile phone screen shown in Figure 8, through the two-dimension code scanning software of mobile phone inside language teaching sign indicating number 9 is decoded after the identification, shows a menu on mobile phone screen, four options is arranged above as shown in Figure 9:
One, plays the teaching video recording
Two, audio communication teaching
Three, video teaching
Four, return master menu;
If the student selects one, the program of mobile phone inside can judge whether mobile phone has wild card automatically, if wild card 15 is arranged, then the function to mobile phone A PI is composed in the program of the mobile phone inside language teaching video recording chained address that obtains of will decoding, the program of mobile phone is by the api function interface, automatically transfer corresponding document in the mobile phone wild card by mobile phone wild card chained address, promptly transfer the language teaching video file hy3.3gp of chapter 3 in the mobile phone wild card, mobile phone begins to play this language teaching video file hy3.3gp by the media player of self then, and the student promptly can carry out Chinese language study by this teaching video recording.
If there is not wild card, then the program of mobile phone inside can be according to mobile phone Internet Server chained address, directly be linked to mobile phone Internet Server 7 by GPRS (or 3G network), the mobile phone Internet Server chained address of the teaching video recording of chapter 3 teaching material correspondence is http://www.edu-3g.cn/mobile/hy/hy3.3gp; Transfer corresponding teaching video file in the database server 6 by mobile phone Internet Server 7, teaching video file name is hy3.3gp; In mobile phone, the media player by mobile phone self begins to play the teaching video recording corresponding with the chapter 3 teaching material to this teaching video file by the mobile phone the Internet download.The student can carry out Chinese language study by the teaching video recording.
If the student does not understand other chapters and sections, only repeat the aforesaid operations process, can watch the teaching video recording.
If the student clicks audio communication teaching button, will the decode automatically language teaching call center voice frequency telephone 13 that obtains of handset program is composed and is given mobile phone A PI function, mobile phone A PI function triggering dialing interface; Connect the language teaching call center by mobile communication network, it is student's the automatic dial-up language teaching of mobile phone call center, languages are selected by this language teaching call center prompting student automatically, for example: Chinese please by 1, English please by 2, Russian please by 3, Portuguese is please by 4......, after the student selects languages, just can directly converse with these languages teacher; Carry out man-to-man language learning.
If the student selects the video teaching button, will decode the automatically language teaching call center visual telephone 14 that obtains of handset program is composed and is given mobile phone A PI function, and mobile phone A PI function triggers dialing interface; Connect the language teaching call center by the 3G mobile communication network, languages are selected by language teaching call center prompting student automatically, for example: Chinese please by 1, English please by 2, Russian please by 3, Portuguese is please by 4......, after the student selects languages, just can with the direct video calling of these languages teacher; Carry out man-to-man language learning.
If the student selects to return main menu button, the Automatic Program of mobile phone inside is returned main menu of mobile telephone.
Claims (1)
1. remote and moving instant video language teaching method, it is characterized in that: this method may further comprise the steps,
Step 1: set up the language teaching call center;
The language teaching call center is made up of multimedia remote communication audio-visual equipment, multilingual teacher's seat and Call Center Server;
Step 2: make the language teaching video recording;
Please corresponding languages teacher record a plurality of teaching video files according to the languages teaching material for teaching material; Each teaching video file is taught a certain chapters and sections of teaching material or a certain paragraph respectively, and the video file form of will imparting knowledge to students then is converted to the general mobile phone video file format by software;
Step 3: deposit the teaching video file;
Each teaching video file is put into different categories by languages and left in the database server; In database server, be that each teaching video file distributes two chained addresses, one is mobile phone wild card chained address, another is mobile phone Internet Server chained address; Database server is connected with the mobile phone Internet Server;
Step 4: production language teaching sign indicating number;
Mobile phone wild card chained address in the database server, mobile phone Internet Server chained address are sent to the language teaching sign indicating number generate server, the language teaching sign indicating number generates establishment of server by utilizing two-dimension code coded program and the corresponding language teaching sign indicating number of teaching video file quantity, promptly generates and teaching material chapters and sections, the corresponding language teaching sign indicating number of paragraph; Each language teaching sign indicating number comprises check information, mobile phone wild card chained address, mobile phone Internet Server chained address, language teaching call center voice frequency telephone, language teaching call center visual telephone;
Step 5: printing language teaching sign indicating number on teaching material;
The language teaching sign indicating number that the language teaching sign indicating number is generated the server generation deposits in the database server, the language teaching sign indicating number that will leave in again in the database server sends to the teaching material printing house, and the printing house note is taught by precept and learned a sign indicating number chronological order and be printed on accordingly on each chapters and sections of teaching material, each paragraph;
Step 6: customization mobile phone;
Customization has the giant-screen mobile phone of camera, the two-dimension code scanning software is contained in advance in the middle of the system of this mobile phone;
Step 7: the mobile phone dedicated wild card of custom language teaching video recording;
Teaching video file in the database server is left in the middle of the mobile phone wild card by mobile phone wild card chained address;
Step 8: provide educational aid;
Offer the student with being printed with the teaching material of language teaching sign indicating number, the mobile phone that the two-dimension code scanning software is housed and the language teaching mobile phone dedicated wild card of recording a video.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200910079779XA CN101504799B (en) | 2009-03-11 | 2009-03-11 | Remote and moving instant video language teaching method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200910079779XA CN101504799B (en) | 2009-03-11 | 2009-03-11 | Remote and moving instant video language teaching method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101504799A true CN101504799A (en) | 2009-08-12 |
| CN101504799B CN101504799B (en) | 2010-09-08 |
Family
ID=40977030
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN200910079779XA Expired - Fee Related CN101504799B (en) | 2009-03-11 | 2009-03-11 | Remote and moving instant video language teaching method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101504799B (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102915480A (en) * | 2012-09-25 | 2013-02-06 | 华东师范大学 | System and method for managing electronic publication resources by two-dimensional barcode |
| CN102930366A (en) * | 2012-09-25 | 2013-02-13 | 华东师范大学出版社有限公司 | Publication two-dimension code electronic resource cross-platform system and presentation method thereof |
| CN103279550A (en) * | 2013-06-07 | 2013-09-04 | 河源职业技术学院 | Scanning data processing method, system and device based on real object |
| CN106448293A (en) * | 2016-12-27 | 2017-02-22 | 李靖 | Language learning machine control method based on two-dimensional code |
| CN116384617A (en) * | 2023-06-07 | 2023-07-04 | 滨州职业学院 | Teaching management method, device, electronic equipment and computer readable storage medium |
-
2009
- 2009-03-11 CN CN200910079779XA patent/CN101504799B/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102915480A (en) * | 2012-09-25 | 2013-02-06 | 华东师范大学 | System and method for managing electronic publication resources by two-dimensional barcode |
| CN102930366A (en) * | 2012-09-25 | 2013-02-13 | 华东师范大学出版社有限公司 | Publication two-dimension code electronic resource cross-platform system and presentation method thereof |
| CN103279550A (en) * | 2013-06-07 | 2013-09-04 | 河源职业技术学院 | Scanning data processing method, system and device based on real object |
| CN106448293A (en) * | 2016-12-27 | 2017-02-22 | 李靖 | Language learning machine control method based on two-dimensional code |
| CN116384617A (en) * | 2023-06-07 | 2023-07-04 | 滨州职业学院 | Teaching management method, device, electronic equipment and computer readable storage medium |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101504799B (en) | 2010-09-08 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN107316521A (en) | A kind of intelligent English teaching system | |
| CN105374249B (en) | A kind of online exercise test method shown in mobile terminal based on picture | |
| CN101504799B (en) | Remote and moving instant video language teaching method | |
| CN105185169A (en) | Primary school Chinese electronic learning system identified and read by two-dimension codes | |
| CN103914996A (en) | Method and device for acquiring character learning materials from picture | |
| CN104021326B (en) | A kind of Teaching Methods and foreign language teaching aid | |
| CN107291343A (en) | Recording method, device and the computer-readable recording medium of notes | |
| CN107729574A (en) | A kind of artificial intelligence student tutoring and mentoring system | |
| Jeon | A study on technology embedded english classes using qr codes | |
| CN102402869A (en) | Koran and daily prayer repeated reading method realized by aid of multifunctional learning machine | |
| CN104008088B (en) | A kind of reading method and device helped based on screen display | |
| CN103366611A (en) | A teaching system using hand-held control apparatuses and an operating system | |
| Ellis et al. | The effectiveness of video as a learning tool in on‐line multimedia modules | |
| CN110349458A (en) | A kind of paper cloud interaction interactive system | |
| TWI591501B (en) | The book content digital interaction system and method | |
| CN107978188A (en) | A kind of English education device | |
| Rouillard et al. | PerZoovasive: contextual pervasive QR codes as tool to provide an adaptive learning support | |
| CN111627267A (en) | Interactive education machine | |
| CN102662497A (en) | Multifunctional point reading pen having screen and method for realizing reading guidance of the Koran | |
| CN115631501A (en) | Intelligent blackboard writing cloud calling method based on circular screen teaching space | |
| KR102070178B1 (en) | User participating hangul eduacation system and method performing the same | |
| CN202694605U (en) | Multifunctional Koran reading pen having screen | |
| KR200265464Y1 (en) | Studying system of recording medium printed a digital index code | |
| CN109933762A (en) | A kind of courseware making methods, device, equipment and storage medium | |
| CN2524295Y (en) | Mutual teaching devices |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100908 Termination date: 20160311 |