CN102546838A - Data transmission system and data transmission method based on transmission and transformation project evaluation system - Google Patents
Data transmission system and data transmission method based on transmission and transformation project evaluation system Download PDFInfo
- Publication number
- CN102546838A CN102546838A CN2012100684596A CN201210068459A CN102546838A CN 102546838 A CN102546838 A CN 102546838A CN 2012100684596 A CN2012100684596 A CN 2012100684596A CN 201210068459 A CN201210068459 A CN 201210068459A CN 102546838 A CN102546838 A CN 102546838A
- Authority
- CN
- China
- Prior art keywords
- data transmission
- data
- client terminal
- terminal device
- document services
- 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
- Information Transfer Between Computers (AREA)
Abstract
The invention relates to a data transmission system and a data transmission method based on a transmission and transformation project evaluation system, comprising an electronic evaluation device. The electronic evaluation device transmits a startup command to a conference server, and then the conference server transmits the startup command respectively to each client device and an electronic whiteboard device to start each client device and the electronic whiteboard device; meanwhile, the electronic evaluation device uploads the file information to a document service device cluster to be stored; each client device transmits the file request information to the electronic whiteboard device to be analyzed, and then the electronic whiteboard device synchronously transmits the analysis result back to each client device; and each client device receives information and interacts and communicates with the document service device cluster, and each client device retransmits the received conference request file information to the electronic whiteboard device to carry out operational display. According to the invention, the remote synchronous transmission is realized, the transmission speed is higher and the transmission performance is stable. The data transmission system and the data transmission method based on the transmission and transformation project evaluation system is widely applicable to various remote data transmission fields.
Description
Technical field
The present invention relates to a kind of data transmission system and transmission method, particularly about a kind of data transmission system and transmission method based on the project of transmitting and converting electricity estimating and examining system.
Background technology
Traditional data management solution is normally carried out file through the FTP mode and is uploaded or download.Uploading the server address and the related data that generally can expose file when downloading, such as " ftp: // user name: cipher server address/file path/file name ".When these data exposed, receive the assault behavior easily; And also can cause certain potential safety hazard to the other system on the server; There is similar FTP to encrypt solution at present; But so also can manage the transmission aspect and cause performance impact data, even and enciphered message be cracked equally can normal server dangerous.The FTP mode is downloaded on the other hand needs clickthrough just can download, and operation interface is unfriendly, can't know whether to download successful information.
Mostly the traditional data transmission method is point-to-point, designated store, and fixed storage is at a place, and transmission means is dumb, and memory module is single.There is the network service fault like storage server and business service, will causes file to upload, the low even collapse of download performance, stability is bad.Break down or unexpected storms like storage server, then possibly cause paralysis of data, services function or vital document to lose, the way that generally addresses these problems adopts remote backup or personnel to safeguard.But, so also can cause problems such as maintenance cost height, disaster tolerance poor performance.
Summary of the invention
To the problems referred to above, the purpose of this invention is to provide and a kind ofly can realize the strange land synchronous transmission, and transmission speed is very fast, transmission performance is stable data transmission system and transmission method based on the project of transmitting and converting electricity estimating and examining system.
For realizing above-mentioned purpose; The present invention takes following technical scheme: a kind of data transmission system based on the project of transmitting and converting electricity estimating and examining system; It is characterized in that: it comprises electronization evaluation device, Conference server, plurality of client end device, electronic whiteboard device and document services device cluster, is provided with several document services devices in the said document services device cluster; Said electronization evaluation device is sent to open command in the said Conference server, and said Conference server transfers to startup work in each said client terminal device and the electronic whiteboard device respectively with open command; Simultaneously said electronization evaluation device is uploaded to said document services device cluster stored with fileinfo; After each said client terminal device was sent to said electronic whiteboard device inner analysis with file request information, said electronic whiteboard device was back to each said client terminal device synchronously with analysis result; Carry out information interaction with said document services device cluster after each said client terminal device reception information, the request committee paper information that each said client terminal device will receive is redispatched to said electronic whiteboard device and is operated displaying.
Each said document services device includes data transmission module, data encryption module, Data Control module and access control module, and said data transmission module is used for committee paper information is uploaded or downloaded; After said data encryption module will be encrypted or deciphered by the data that said data transmission module transfers to, transfer to and carry out the double optimization processing in the said Data Control module; Said access control module is used to control all visit and responses to said document services device cluster.
Said data encryption module comprises that to the encrypting module of data and deciphering module said encrypting module is encrypted the data that are uploaded to by said electronization evaluation device, adopts the DES-CBC AES to a transmit data message cipher mode; Said deciphering module is deciphered each said client terminal device data downloaded.
The information transmission network environment of said data transmission system adopts storage area network.
Message transmission between each said document services device and said electronization evaluation device, each said client terminal device all is based on the WebService interface, and adopts the handshaking type interaction protocol.
A kind of data transmission method of realizing above-mentioned data transmission system based on the project of transmitting and converting electricity estimating and examining system; It may further comprise the steps: after (1) electronization evaluation device is collected the committee paper relevant information that presets in it well; The websercvice request is taken place in document services device cluster, upload the committee paper information data; (2) synchronous with said step (1), electronization evaluation device is sent to Conference server with the meeting initiation command, by Conference server the meeting initiation command is sent to electronic whiteboard device and each client terminal device respectively; (3) each client terminal device sends file request information to document services device cluster, after document services device cluster receives request, in each document services device, searches corresponding document, and returns and transfer to client terminal device; (4) the electronic whiteboard device receives the fileinfo that client terminal device sends through trigger-type and two kinds of communication modes of poll formula, and the line operate of going forward side by side is showed.
In the said step (3); When in each said document services device, searching corresponding document; When in the document services device of request, not finding specified file; The document service unit can send the locating file request to other document services devices through the said document services device cluster of configuration, then directly return and transfer to client terminal device if inquire file at a certain document services device, and this file can be synchronized in the current document service unit by record.
A series of motion action of predefine and key index data thereof in the said client terminal device are only transmitted to action sequence and key index data when synchronous interaction.
In said client terminal device,, upload or network takies and carries out file presynchronization when low at file in advance needing the synchronous file in strange land.
The present invention is owing to take above technical scheme; It has the following advantages: 1, the present invention constitutes owing to adopting by electronization evaluation device, Conference server, plurality of client end device, electronic whiteboard device and document services device cluster; Adopt the handshaking type interaction protocol between each client terminal device and electronic whiteboard device and the document services device cluster; Realize data strange land synchronous transmission, and effectively ensured data communications security property.2, the present invention is owing to be provided with several document services devices in the document services device cluster; Each document services device constitutes by drawing together data transmission module, data encryption module, Data Control module and access control module; Data encryption module adopts the DES-CBC AES that the transfer of data header is encrypted or deciphered, and has prevented losing of transmission data effectively.3, the present invention makes loss reduce, and then has improved transmission performance because the Data Control module is carried out the double optimization processing with the data that receive.4, the present invention is because the transmission network environment adopts storage area network; Storage area network can be realized the mass-memory unit data sharing on the one hand; Also can realize the interconnected of high-speed computer and high speed storing equipment on the other hand; Thereby improve the reliability and the fail safe of data, effectively ensured the performance of transfer of data and storage, transfer of data is very fast.5, the present invention since through the electronic whiteboard device with information synchronization to each client terminal device; After all client terminal devices receive synchronic command; Synchronous shared file, and electronization evaluation device possibly used the document services device cluster of this file in to distributed network and carried out simultaneous operation when file is uploaded, therefore make data transmission bauds very fast; Can be controlled at several seconds with interior completion, reduce the strange land file-sharing transmission time greatly.6, the present invention is because the message transmission that each document services device and electronization are evaluated between device, each client terminal device all is based on the WebService interface; Unified standard the data interaction form and the mode of operation of each client terminal device, and the fail safe control of each client terminal device being concentrated through the WebService interface.7, the present invention is owing to be employed in a series of motion action of predefine and key index data thereof in the client terminal device; When synchronous interaction, only transmit to action sequence and key index data; Can significantly reduce data amount transmitted like this, and then improve efficiency of transmission.8, the present invention is owing to be employed in the client terminal device, in advance needing the synchronous file in strange land, uploads or network takies and carries out file presynchronization when low at file, is prepared in advance the file of needs operation, reaches real-time synchronous effect.The present invention can be widely used in the field of data transmission of various strange lands.
Description of drawings
Fig. 1 is an overall structure sketch map of the present invention;
Fig. 2 is a document services apparatus structure sketch map of the present invention;
Fig. 3 is the present invention's data flow sketch map in the project of transmitting and converting electricity evaluation meeting.
Embodiment
Below in conjunction with accompanying drawing and embodiment the present invention is carried out detailed description.
As shown in Figure 1, the data transmission system that the present invention is based on the project of transmitting and converting electricity estimating and examining system comprises electronization evaluation device 1, Conference server 2, plurality of client end device 3, electronic whiteboard device 4 and document services device cluster 5.
In the foregoing description; As shown in Figure 2; Be provided with several document services devices 6 in the document services device cluster 5, each document services device 6 includes data transmission module 7, data encryption module 8, Data Control module 9 and access control module 10, and data transmission module 7 is used for committee paper information is uploaded or downloaded; It comprises that transmission performance can control effectively to specified node transmission the client terminal device 3 of appointment (promptly to).After data encryption module 8 will be encrypted or deciphered by the data that data transmission module 7 transfers to, transfer to and carry out the double optimization processing in the Data Control module 9, make loss reduce, to improve transmission performance.Access control module 10 is used to control all visit and responses to document services device cluster 5, and promptly the SSL encrypted certificate to request carries out validity authentication etc.
Data encryption module 8 comprises the encrypting module of data and deciphering module; Encrypting module is that the data that are uploaded to by electronization evaluation device 1 are encrypted; Because data are made up of message header and message body two parts, so the present invention adopts the DES-CBC AES transmit data message head to be added the cipher mode of enciphered message.Deciphering module is that each client terminal device 3 data downloaded is deciphered, and through being predefined for the close spoon file that the DES-CBC AES provides corresponding message header is deciphered.Wherein, message header is an xml character string, is used for the general information of data of description, and message body then is a byte arrays, has stored the relevant information of concrete operations.
Among above-mentioned each embodiment; Information transmission network environment of the present invention adopts storage area network (SAN); Storage area network is a kind of through connection devices such as fibre concentrators, optical fiber router, optical fiber switch, the high-speed dedicated subnet that memory device such as disk array, tape and associated server are coupled together.Storage area network can be realized the mass-memory unit data sharing on the one hand, also can realize the interconnected of high-speed computer and high speed storing equipment on the other hand, thereby improves the reliability and the fail safe of data.Storage area network adopts the optical-fibre channel technology, connects storage array and server, work station, main frame through fibre channel media, and foundation is used for the Local Area Network of storage.The storage area network that the present invention adopts can guarantee network environment, has effectively ensured the performance of transfer of data and storage, and transfer of data is very fast.
Among above-mentioned each embodiment, the message transmission between each document services device 6 and electronization evaluation device 1, each client terminal device 3 all is based on the WebService interface, unified standard the data interaction form and the mode of operation of each client terminal device 3.And the fail safe control of each client terminal device 3 being concentrated through the WebService interface.
Among above-mentioned each embodiment, adopt the handshaking type interaction protocol between each document services device 6 and electronization evaluation device 1, each client terminal device 3, adopt this agreement can effectively ensure the communications security between each device.Simultaneously, the present invention can also realize that cluster distributed multiple spot shakes hands synchronously.When handshake request takes place in certain client terminal device 3, in cluster or distributed network, send request broadcasting, request electronic whiteboard device 4 is collected broadcast message in the network, analyzes.Then the result is returned to requesting client device 3, find the document services device 6 of effectively shaking hands after the requesting client device 3 reception information, the request of sending is accomplished and is shaken hands once more.
In sum; The data transmission system that the present invention is based on the project of transmitting and converting electricity estimating and examining system in use; When electronics evaluation device 1 is uploaded to document services device cluster 5 with the meeting fileinfo, by data transmission module 7 fileinfo is transferred to data encryption module 8, encrypt through the request of conducting interviews of local digital certificate; File conversion is become the file MPTS, use the close spoon of customization that file transfer stream is carried out beginning transmission after the DES-CBC algorithm for encryption.Document services device cluster 5 carries out corresponding deciphering and storage after having received the file transfer stream of encrypting and file-related information.
The present invention is based on the data transmission method of project of transmitting and converting electricity estimating and examining system, it may further comprise the steps:
1) preset the committee paper relevant information in the electronization evaluation device 1, like filename, file type, the affiliated catalogue of file etc.After electronization evaluation device 1 is collected the meeting file-related information well; The websercvice request is taken place in document services device cluster 5; Upload the committee paper information data; And become the BETY64 bit stream to push the file conversion to document services device cluster 5, upload successfully back document service unit cluster 5 and will upload the result and be back to electronization with the unique ID of file and evaluate device 1;
2) synchronous with step 1), electronization evaluation device 1 is sent to Conference server 2 with the meeting initiation command, by Conference server 2 the meeting initiation command is sent to electronic whiteboard device 4 and each client terminal device 3 respectively;
3) each client terminal device 3 sends the file request information to document services device cluster 5, after document services device cluster 5 receives request, in each document services device 6, searches corresponding document, and returns and transfer to client terminal device 3;
When in each document services device 6, searching corresponding document; When in the document services device 6 of request, not finding specified file; The document service unit 6 can send the locating file request to other document services devices 6 by the document services device cluster 5 of configuration; If inquiring file at a certain document services device 6 then directly returns and transfers to client terminal device 3; And this file can be synchronized in the current document service unit 6 by record, and this document is stored and the persistence record; If success in synchronizing process, then current document service unit 6 regularly goes to read synchronizing information, writes down and carries out simultaneously operating, until with this document success synchronously;
4) electronic whiteboard device 4 receives the fileinfo that client terminal device 3 sends through trigger-type and two kinds of communication modes of poll formula, and the line operate of going forward side by side is showed;
The trigger-type communication is initiatively to initiate communication request by client terminal device 3; The communication of poll formula is according to the monitoring task that pre-sets, periodically to client terminal device 3 initiation request by the thread monitor in the electronic whiteboard device 4.
In above-mentioned each step, in order to improve strange land synchronous transmission effect, the present invention adopts following two methods to improve synchronous effect in client terminal device 3:
Method one: a series of motion action of predefine and key index data thereof in each client terminal device 3, when synchronous interaction, only transmit to action sequence and key index data, can significantly reduce data amount transmitted like this, and then improve efficiency of transmission.
Method two: in advance needing the synchronous file in strange land, upload or network takies and carries out file presynchronization when low, be prepared in advance the file of needs operation, reach real-time synchronous effect at file.
Through specific embodiment the present invention is further described below.
Embodiment: as shown in Figure 3, when holding the project of transmitting and converting electricity evaluation meeting, after 3 pairs of conference client will that are positioned at general headquarters needed shared file to share, this client terminal device 3 was understood the data that will have shared file information and in network, is broadcasted.The net that is participating in a conference is simultaneously economized client terminal device 3 can receive sharing request, and after the request of receiving, net province client terminal device 3 carries out file separately and obtains.Do not have this file like local document services device cluster 5,5 of the document service unit clusters can send request to other document services device clusters 5 that have this file, obtain also this file synchronously.So the evaluation users are equivalent on the computer of oneself, open file simultaneously.When annotating and commenting on, only the annotations and comments corresponding informance is done transmission, significantly reduce data amount transmitted, reach the synchronous result of browse in strange land.
Above-mentioned each embodiment only is used to explain the present invention; The structure of each parts, the position is set and shape all can change to some extent; On the basis of technical scheme of the present invention; All improvement and equivalents of individual component being carried out according to the principle of the invention all should not got rid of outside protection scope of the present invention.
Claims (10)
1. data transmission system based on the project of transmitting and converting electricity estimating and examining system; It is characterized in that: it comprises electronization evaluation device, Conference server, plurality of client end device, electronic whiteboard device and document services device cluster, is provided with several document services devices in the said document services device cluster; Said electronization evaluation device is sent to open command in the said Conference server, and said Conference server transfers to startup work in each said client terminal device and the electronic whiteboard device respectively with open command; Simultaneously said electronization evaluation device is uploaded to said document services device cluster stored with fileinfo; After each said client terminal device was sent to said electronic whiteboard device inner analysis with file request information, said electronic whiteboard device was back to each said client terminal device synchronously with analysis result; Carry out information interaction with said document services device cluster after each said client terminal device reception information, the request committee paper information that each said client terminal device will receive is redispatched to said electronic whiteboard device and is operated displaying.
2. a kind of data transmission system as claimed in claim 1 based on the project of transmitting and converting electricity estimating and examining system; It is characterized in that: each said document services device includes data transmission module, data encryption module, Data Control module and access control module, and said data transmission module is used for committee paper information is uploaded or downloaded; After said data encryption module will be encrypted or deciphered by the data that said data transmission module transfers to, transfer to and carry out the double optimization processing in the said Data Control module; Said access control module is used to control all visit and responses to said document services device cluster.
3. a kind of data transmission system as claimed in claim 2 based on the project of transmitting and converting electricity estimating and examining system; It is characterized in that: said data encryption module comprises the encrypting module of data and deciphering module; Said encrypting module is encrypted the data that are uploaded to by said electronization evaluation device, adopts the DES-CBC AES to a transmit data message cipher mode; Said deciphering module is deciphered each said client terminal device data downloaded.
4. like claim 1 or 2 or 3 described a kind of data transmission systems based on the project of transmitting and converting electricity estimating and examining system, it is characterized in that: the information transmission network environment of said data transmission system adopts storage area network.
5. like claim 1 or 2 or 3 described a kind of data transmission systems based on the project of transmitting and converting electricity estimating and examining system; It is characterized in that: the message transmission between each said document services device and said electronization evaluation device, each said client terminal device all is based on the WebService interface, and adopts the handshaking type interaction protocol.
6. a kind of data transmission system as claimed in claim 4 based on the project of transmitting and converting electricity estimating and examining system; It is characterized in that: the message transmission between each said document services device and said electronization evaluation device, each said client terminal device all is based on the WebService interface, and adopts the handshaking type interaction protocol.
7. the data transmission method based on the project of transmitting and converting electricity estimating and examining system of realization such as any said data transmission system of claim 1～6, it may further comprise the steps:
(1) after electronization evaluation device is collected the committee paper relevant information that presets in it well, the websercvice request is taken place in document services device cluster, upload the committee paper information data;
(2) synchronous with said step (1), electronization evaluation device is sent to Conference server with the meeting initiation command, by Conference server the meeting initiation command is sent to electronic whiteboard device and each client terminal device respectively;
(3) each client terminal device sends file request information to document services device cluster, after document services device cluster receives request, in each document services device, searches corresponding document, and returns and transfer to client terminal device;
(4) the electronic whiteboard device receives the fileinfo that client terminal device sends through trigger-type and two kinds of communication modes of poll formula, and the line operate of going forward side by side is showed.
8. a kind of data transmission method as claimed in claim 7 based on the project of transmitting and converting electricity estimating and examining system; It is characterized in that: in the said step (3); When in each said document services device, searching corresponding document; When in the document services device of request, not finding specified file; The document service unit can send the locating file request to other document services devices through the said document services device cluster of configuration, then directly return and transfer to client terminal device if inquire file at a certain document services device, and this file can be synchronized in the current document service unit by record.
9. like claim 7 or 8 described a kind of data transmission methods based on the project of transmitting and converting electricity estimating and examining system; It is characterized in that: a series of motion action of predefine and key index data thereof in the said client terminal device, when synchronous interaction, only transmit to action sequence and key index data.
10. like claim 7 or 8 described a kind of data transmission methods, it is characterized in that: in said client terminal device,, upload or network takies and carries out file presynchronization when low at file in advance needing the synchronous file in strange land based on the project of transmitting and converting electricity estimating and examining system.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210068459.6A CN102546838B (en) | 2012-03-15 | 2012-03-15 | Data transmission system and data transmission method based on transmission and transformation project evaluation system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210068459.6A CN102546838B (en) | 2012-03-15 | 2012-03-15 | Data transmission system and data transmission method based on transmission and transformation project evaluation system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102546838A true CN102546838A (en) | 2012-07-04 |
| CN102546838B CN102546838B (en) | 2015-05-13 |
Family
ID=46352784
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210068459.6A Active CN102546838B (en) | 2012-03-15 | 2012-03-15 | Data transmission system and data transmission method based on transmission and transformation project evaluation system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102546838B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103281315A (en) * | 2013-05-13 | 2013-09-04 | 南昊（北京）科技有限公司 | Electronic whiteboard and interaction method thereof |
| CN103595735A (en) * | 2012-08-15 | 2014-02-19 | 福建天晴数码有限公司 | A method for a private cloud storage system based on household devices |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20100158232A1 (en) * | 2008-12-23 | 2010-06-24 | Nortel Networks Limited | Accessing recorded conference content |
| CN101895578A (en) * | 2010-07-06 | 2010-11-24 | 国都兴业信息审计系统技术（北京）有限公司 | Document monitor and management system based on comprehensive safety audit |
| CN102185702A (en) * | 2011-04-27 | 2011-09-14 | 华东师范大学 | Intelligent conference system terminal controller, and operating method and application thereof |
-
2012
- 2012-03-15 CN CN201210068459.6A patent/CN102546838B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20100158232A1 (en) * | 2008-12-23 | 2010-06-24 | Nortel Networks Limited | Accessing recorded conference content |
| CN101895578A (en) * | 2010-07-06 | 2010-11-24 | 国都兴业信息审计系统技术（北京）有限公司 | Document monitor and management system based on comprehensive safety audit |
| CN102185702A (en) * | 2011-04-27 | 2011-09-14 | 华东师范大学 | Intelligent conference system terminal controller, and operating method and application thereof |
Non-Patent Citations (1)
| Title |
|---|
| 郭雷: "基于ACE的高效视频会议的研究与实现", 《信息科技辑》 * |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103595735A (en) * | 2012-08-15 | 2014-02-19 | 福建天晴数码有限公司 | A method for a private cloud storage system based on household devices |
| CN103281315A (en) * | 2013-05-13 | 2013-09-04 | 南昊（北京）科技有限公司 | Electronic whiteboard and interaction method thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102546838B (en) | 2015-05-13 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN106713363B (en) | Method for constructing service based on global transmission shared interactive network | |
| CN106878926B (en) | Data transmission method based on low-power-consumption Bluetooth, slave master device and system | |
| CN106921717B (en) | Message pushing method and system based on mobile terminal | |
| CN102215265B (en) | System and method for realizing uniform management and monitoring of remote virtual desktop access | |
| US20100161759A1 (en) | Storage device and method thereof for integrating network attached storage with cloud storage services | |
| CN104243477A (en) | Security industry data collecting method and system implemented on basis of XMPP | |
| CN104113727A (en) | Monitoring video playing method, device and system | |
| CN101360059A (en) | Network content sharing system and method | |
| CN101515896B (en) | Safe socket character layer protocol message forwarding method, device, system and exchange | |
| CN102571790B (en) | A kind of method and apparatus of the encrypted transmission for realize target file | |
| US20140179229A1 (en) | Peer-to-peer wireless transmission system and method thereof | |
| JP2013257798A (en) | Data collection system and data collection method | |
| CN102546838B (en) | Data transmission system and data transmission method based on transmission and transformation project evaluation system | |
| CN109660568B (en) | Method, equipment and system for realizing network talkback security mechanism based on SRTP | |
| CN110995739A (en) | Industry internet control cloud platform | |
| CN111125426A (en) | Data storage and query method and device | |
| CN103595964A (en) | Data processing method and device | |
| CN114205375A (en) | Electric power data acquisition system based on edge internet of things agent equipment | |
| CN112738188A (en) | Data cross-network transmission method and device | |
| EP2330789A1 (en) | System and method for accessing private digital content | |
| CN104410841A (en) | MAC (media access control) layer based connection method and device | |
| JP2006018430A (en) | Information processor, network system, program, data structure and storage medium | |
| CN100574282C (en) | Point-to-point information transferring method, system and gateway unit | |
| WO2014185814A1 (en) | System for transmitting video data from a plurality of simultaneously occurring territorially dispersed events | |
| Juste et al. | Litter: A lightweight peer-to-peer microblogging service |
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 |