CN103716652A - Data transmission method, data transmission device and data transmission system - Google Patents
Data transmission method, data transmission device and data transmission system Download PDFInfo
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- CN103716652A CN103716652A CN201410011357.XA CN201410011357A CN103716652A CN 103716652 A CN103716652 A CN 103716652A CN 201410011357 A CN201410011357 A CN 201410011357A CN 103716652 A CN103716652 A CN 103716652A
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Abstract
The invention discloses a data transmission method, a data transmission device and a data transmission system. The data transmission method comprises the steps that image information sent by first network lower terminal equipment is received and displayed, wherein the first network lower terminal equipment has an image conversion process in advance, and the image information is obtained after data needing to be sent are converted through the image conversion process; the displayed image information is acquired through a photographic device, the acquired image information is sent to second network lower terminal equipment, wherein the second network lower terminal equipment has an image recognition process in advance, and the image recognition process is used for converting the received image information into data needing to be sent by the first network lower terminal equipment. The problems that when a light one-way transmission technology is used for achieving one-way transmission and internal and external network data interaction in the prior art, the operation is complex and cost is high are solved, internal and external network data interaction is achieved, meanwhile, the operation complexity is lowered, and the cost is lowered.
Description
Technical field
The present invention relates to field of data transmission, in particular to a kind of data transmission method, device and data transmission system.
Background technology
In the secret character of government's important department and some mechanism, extremely high to data security requirement, do not allow to be connected with Internet or other public information networks directly or indirectly, must carry out physical isolation.But between network and network, sometimes need to carry out information resources exchange, especially High Security Level network will be to Low Security Level network transmission information, such as public safety Intranet will arrive some keyword message of internet hunt, log in some websites and check that information or transmission put bulletin etc. on someone's head, all by the artificial Intranet machine information of checking on one side, the input of moving outer net tractor driver on one side, or adopt the transmission of CD burning copy, extremely inconvenient.
Also favourablely in prior art by light one-way transmission technology, realize one-way transmission, during specific implementation, by optical generator being set in data output network, in data receiver network, optical receiver is set, the direct concatenated fiber of optical generator and optical receiver is realized.But, complicated operation in such scheme implementation process, cost is higher, and poor controllability; , because there is optical fiber centre, connect meanwhile, can not very intuitively find out complete physical isolation, for some, need the complete enforcement scene without physical connection well to meet.
When utilizing light one-way transmission technology to realize one-way transmission in prior art to realize intranet and extranet data interaction, complicated operation, the problem that cost is higher, not yet propose effective solution at present.
Summary of the invention
The invention provides a kind of data transmission method, device and data transmission system, while utilizing light one-way transmission technology to realize one-way transmission in prior art to realize intranet and extranet data interaction at least to solve, complicated operation, the problem that cost is higher.
According to an aspect of the present invention, a kind of data transmission device is provided, this device comprises: image display, the transmission Images Manipulation triggering in response to terminal equipment under first network, receive the image information that under first network, terminal equipment sends, and show, wherein, under first network, terminal equipment is preset with image conversion process, for the data of the required transmission of terminal equipment under first network are converted to image information; Photographing module, for obtain the image information that image display shows by camera head, and the image information of obtaining is sent to terminal equipment under second network, so that terminal equipment obtains the data of the required transmission of terminal equipment under first network corresponding to image information under second network, wherein, second network and first network are the network of mutually isolating, and under second network, terminal equipment is preset with image recognition process, for the image information receiving is converted to corresponding data.
Alternatively, image conversion process is converted to image in 2 D code by the data of the required transmission of terminal equipment under first network, and the image in 2 D code that image recognition process just receives is converted to the data of the required transmission of terminal equipment under first network.
Alternatively, image display and photographing module are provided with USB connector, wherein, image display completes and being connected of terminal equipment under first network by self USB connector, and photographing module completes and being connected of terminal equipment under second network by self USB connector.
Alternatively, when photographing module obtains the image information of image display demonstration, the shooting effective coverage of camera head is more than or equal to the region of image display displays image information.
Be more than or equal to image recognition process and the image information receiving be converted to the time of corresponding data the interval time of the image information that alternatively, under image display reception first network, terminal equipment sends.
Alternatively, image display and photographing module are a plurality of, wherein, a plurality of image display parallel receives also show the image information that under first network, terminal equipment sends, a plurality of photographing modules are parallel obtains the image information that image display shows, and is sequentially sent to terminal equipment under second network according to correspondence.
According to a further aspect in the invention, a kind of data transmission method is provided, the method comprises: the transmission Images Manipulation triggering in response to terminal equipment under first network, receive the image information that under first network, terminal equipment sends, and show, wherein, under first network, terminal equipment is preset with image conversion process, and image information is that image conversion process is by the image information obtaining after the data transaction of required transmission; By camera head, obtain the image information of demonstration, and the image information of obtaining is sent to terminal equipment under second network, so that terminal equipment obtains the data of the required transmission of terminal equipment under first network corresponding to image information under second network, wherein, second network and first network are the network of mutually isolating, under second network, terminal equipment is preset with image recognition process, for the image information receiving being converted to the data of the required transmission of terminal equipment under first network.
Alternatively, image conversion process is converted to image in 2 D code by the data of the required transmission of terminal equipment under first network, and the image in 2 D code that image recognition process just receives is converted to the data of the required transmission of terminal equipment under first network.
Alternatively, when camera head obtains the image information of demonstration, camera head shooting effective coverage is more than or equal to the region of displays image information.
According to a further aspect in the invention, a kind of data transmission system is provided, and this system comprises: terminal equipment under first network, and under first network, terminal equipment is preset with image conversion process, for the data of the required transmission of local terminal are converted to image information, and send; Image display, for receiving the image information that under first network, terminal equipment sends, and shows; Photographing module, the image information showing for obtain image display by camera head, and the image information of obtaining is sent to terminal equipment under second network, wherein, second network and first network are the network of mutually isolating; Terminal equipment under second network, for receiving the image information of photographing module transmission, and is converted to the image information of reception the data of the required transmission of terminal equipment under first network.
In the present invention when while needing to carry out one-way transmission data between the equipment (as the Intranet machine under working environment and outer net machine) in two isolation networks, not needing to adopt in traditional scheme utilizes light one-way transmission technology to realize, only need in the equipment in two isolation networks data sending terminal image conversion process is set, the data of the required transmission of local terminal are converted to image information, then by external equipment, carry out image demonstration, and utilize camera head to gather this image information, and the image information collecting is sent to data receiver, this data receiver is provided with the image recognition process corresponding with data sending terminal image conversion process, after the image information that identification receives, can obtain the data that data sending terminal sends, realize the one-way transmission data between the equipment of two isolation networks.This data receiver formula realizes between network and network without any physical connection in the situation that, carry out data one-way transmission, and simple to operate, effectively solved while utilizing light one-way transmission technology to realize one-way transmission in prior art to realize intranet and extranet data interaction, complicated operation, the problem that cost is higher, when completing intranet and extranet data interaction, reduce operation complexity, also reduced the cost of realizing.
Accompanying drawing explanation
Accompanying drawing described herein is used to provide a further understanding of the present invention, forms the application's a part, and schematic description and description of the present invention is used for explaining the present invention, does not form inappropriate limitation of the present invention.In the accompanying drawings:
Fig. 1 is a kind of optional structure chart according to the data transmission device of the embodiment of the present invention;
Fig. 2 is a kind of optional flow chart according to the data transmission method of the embodiment of the present invention; And
Fig. 3 is a kind of optional structure chart according to the data transmission system of the embodiment of the present invention.
Embodiment
Exemplary embodiment of the present disclosure is described below with reference to accompanying drawings in more detail.Although shown exemplary embodiment of the present disclosure in accompanying drawing, yet should be appreciated that and can realize the disclosure and the embodiment that should do not set forth limits here with various forms.On the contrary, it is in order more thoroughly to understand the disclosure that these embodiment are provided, and can by the scope of the present disclosure complete convey to those skilled in the art.
Embodiment 1
A kind of data transmission device is provided in embodiments of the invention 1, and Fig. 1 illustrates a kind of optional structure chart of the method, and as shown in Figure 1, this device comprises:
Specifically; at some, have in security properties mechanism or unit; conventionally Network Isolation can be set; as Intranet machine and outer net machine; in some specific situations, may need Intranet machine that data are issued to outer net machine, or by the data back Intranet machine of outer net machine; the Intranet machine of usining describes for example as terminal equipment under second network (that is, Intranet machine sends data to outer net machine) as terminal equipment under first network, outer net machine:
Carrying out before data transmission, Intranet machine need to be increased to image conversion process, this process can realize data are converted to image information, alternatively, because Quick Response Code has the more advantage of data comprising when realizing data transaction, the image information that data transaction can be obtained is image in 2 D code.After completing data transaction, Intranet machine sends to external image display 10 by the equipment after conversion, optionally, image display 10 is provided with USB interface, can utilize this USB interface to complete and being connected of Intranet machine by usb data line, Intranet machine complete with the connecting of image display 10 after, Intranet machine is sent to the image information obtaining after conversion in image display 10 and shows.
Photographing module 20, for obtain the image information that image display shows by camera head, and the image information of obtaining is sent to terminal equipment under second network, so that terminal equipment obtains the data of the required transmission of terminal equipment under first network corresponding to image information under second network, wherein, second network and first network are the network of mutually isolating, and under second network, terminal equipment is preset with image recognition process, for the image information receiving is converted to corresponding data.
During specific implementation, photographing module 20 and image display 10 do not have any being connected physically, and photographing module 20 is as just an equipment that gets the pictorial information in image display 10 by camera-shooting scanning mode.Alternatively, before transfer of data, can in advance the effective coverage of camera in photographing module 20 be adjusted into and comprise the region that in image display 10, image shows, wherein, during image shows in the effective coverage of camera just in time comprises image display 10 region, effect is optimum.At camera, under this position, camera Focussing, to the most clear state of picture, is then collected to the pictorial information that image display 10 shows.
After collecting the pictorial information of image display 10 demonstrations, the pictorial information collecting is sent to terminal equipment under second network (outer net machine), alternatively, photographing module 20 is provided with USB interface, utilize usb data line to complete with after being connected of outer net machine by this interface, complete photographing module 20 to the transmission of terminal equipment (outer net machine) pictorial information under second network.At outer net machine, receive after pictorial information, pictorial information is resolved, wherein, outer net machine is equipped with corresponding with above-mentioned image conversion process for resolving the image recognition process of image information in advance, by this process, can realize the pictorial information acquiring is resolved to the data that obtain the required transmission of terminal equipment under first network (Intranet machine), so far, complete Intranet machine to the one-way data transmission of outer net machine.
Preferably, the data of the required transmission of Intranet machine are more, when inner capacities is greater than the maximum fault information of individual picture, can be divided into plurality of pictures transmits, when transmission, be more than or equal to image recognition process and the image information receiving be converted to the time of corresponding data the interval time of controlling the image information that under first network, terminal equipment (Intranet machine) sends.For example, the time that image recognition process is converted to corresponding data by the image information receiving is 0.5s, and default image refresh time is for being more than or equal to 0.5s.In addition, the more scene of data for the required transmission of Intranet machine, data transmission device of the present invention can comprise a plurality of image display and photographing module, wherein, a plurality of image display parallel receives also show the image information that under first network, terminal equipment sends, a plurality of photographing modules are parallel obtains the image information that image display shows, and is sequentially sent to terminal equipment under second network according to correspondence.This setup, greatly improving data transmission efficiency.
Alternatively, above-mentioned image conversion process and image recognition process are set to an application software that can download and install, this application software is mounted to respectively on Intranet machine and outer net machine, can complete respectively like this Intranet machine to the one-way data transmission of outer net machine, also image display 10 can be connected with outer net machine, photographing module 20 is connected with Intranet machine, realizes outer net machine to the one-way data transmission of Intranet machine.Alternatively, image display 10 and photographing module 20 can be fixed in a box, reserve respectively the USB interface of circumscribed USB interface and the photographing module 20 of image display 10, like this, device is not only easy to carry, and no matter be that Intranet machine is to outer net machine transmission data, or outer net machine, to Intranet machine transmission data, only needs to change corresponding annexation, can realize, this implementation is simple to operate, and cost is also lower.
Can find out from the above description, in an embodiment of the present invention when while needing to carry out one-way transmission data between the equipment (as the Intranet machine under working environment and outer net machine) in two isolation networks, not needing to adopt in traditional scheme utilizes light one-way transmission technology to realize, only need in the equipment in two isolation networks data sending terminal image conversion process is set, the data of the required transmission of local terminal are converted to image information, then by external equipment, carry out image demonstration, and utilize camera head to gather this image information, and the image information collecting is sent to data receiver, this data receiver is provided with the image recognition process corresponding with data sending terminal image conversion process, after the image information that identification receives, can obtain the data that data sending terminal sends, realize the one-way transmission data between the equipment of two isolation networks.This data receiver formula realizes between network and network without any physical connection in the situation that, carry out data one-way transmission, and simple to operate, effectively solved while utilizing light one-way transmission technology to realize one-way transmission in prior art to realize intranet and extranet data interaction, complicated operation, the problem that cost is higher, when completing intranet and extranet data interaction, reduce operation complexity, also reduced the cost of realizing.
Embodiment 2
Data transmission device based on providing in above-described embodiment 1, provides a kind of data transmission method in embodiments of the invention 2, Fig. 2 illustrates a kind of optional flow chart of the method, and as shown in Figure 2, the method comprises the steps:
S202, the transmission Images Manipulation triggering in response to terminal equipment under first network, receive the image information that under first network, terminal equipment sends, and show, wherein, under first network, terminal equipment is preset with image conversion process, and image information is that image conversion process is by the image information obtaining after the data transaction of required transmission;
Specifically; at some, have in security properties mechanism or unit; conventionally Network Isolation can be set; as Intranet machine and outer net machine; in some specific situations, may need Intranet machine that data are issued to outer net machine, or by the data back Intranet machine of outer net machine; the Intranet machine of usining describes for example as terminal equipment under second network (that is, Intranet machine sends data to outer net machine) as terminal equipment under first network, outer net machine:
Carrying out before data transmission, Intranet machine need to be increased to image conversion process, this process can realize data are converted to image information, alternatively, because Quick Response Code has the more advantage of data comprising when realizing data transaction, the image information that data transaction can be obtained is image in 2 D code.After completing data transaction, Intranet machine sends to the equipment after conversion external for receiving the image information that under first network, terminal equipment sends the image display showing, optionally, image display is provided with USB interface, can utilize this USB interface to complete and being connected of Intranet machine by usb data line, Intranet machine complete with the connecting of image display after, Intranet machine is sent to the image information obtaining after conversion in image display and shows.
S204, by camera head, obtain the image information of demonstration, and the image information of obtaining is sent to terminal equipment under second network, so that terminal equipment obtains the data of the required transmission of terminal equipment under first network corresponding to image information under second network, wherein, second network and first network are the network of mutually isolating, and under second network, terminal equipment is preset with image recognition process, for the image information receiving being converted to the data of the required transmission of terminal equipment under first network.
Specifically, by being set, photographing module realizes above-mentioned steps S204, during specific implementation, photographing module and image display do not have any being connected physically, and photographing module is as just an equipment that gets the pictorial information in image display by camera-shooting scanning mode.Alternatively, before transfer of data, can in advance the effective coverage of camera in photographing module be adjusted into and comprise the region that in image display, image shows, wherein, during image shows in the effective coverage of camera just in time comprises image display region, effect is optimum.At camera, under this position, camera Focussing, to the most clear state of picture, is then collected to the pictorial information that image display shows.
After collecting the pictorial information of image display demonstration, the pictorial information collecting is sent to terminal equipment under second network (outer net machine), alternatively, photographing module is provided with USB interface, utilize usb data line to complete with after being connected of outer net machine by this interface, complete photographing module to the transmission of terminal equipment (outer net machine) pictorial information under second network.At outer net machine, receive after pictorial information, pictorial information is resolved, wherein, outer net machine is equipped with corresponding with above-mentioned image conversion process for resolving the image recognition process of image information in advance, by this process, can realize the pictorial information acquiring is resolved to the data that obtain the required transmission of terminal equipment under first network (Intranet machine), so far, complete Intranet machine to the one-way data transmission of outer net machine.
Preferably, the data of the required transmission of Intranet machine are more, when inner capacities is greater than the maximum fault information of individual picture, can be divided into plurality of pictures transmits, when transmission, be more than or equal to image recognition process and the image information receiving be converted to the time of corresponding data the interval time of controlling the image information that under first network, terminal equipment (Intranet machine) sends.For example, the time that image recognition process is converted to corresponding data by the image information receiving is 0.5s, and default image refresh time is for being more than or equal to 0.5s.In addition, the more scene of data for the required transmission of Intranet machine, data transmission device of the present invention can comprise a plurality of image display and photographing module, wherein, a plurality of image display parallel receives also show the image information that under first network, terminal equipment sends, a plurality of photographing modules are parallel obtains the image information that image display shows, and is sequentially sent to terminal equipment under second network according to correspondence.This setup, greatly improving data transmission efficiency.
Alternatively, above-mentioned image conversion process and image recognition process are set to an application software that can download and install, this application software is mounted to respectively on Intranet machine and outer net machine, can complete respectively like this Intranet machine to the one-way data transmission of outer net machine, also image display can be connected with outer net machine, photographing module is connected with Intranet machine, realizes outer net machine to the one-way data transmission of Intranet machine.Alternatively, image display and photographing module can be fixed in a box, reserve respectively the circumscribed USB interface of image display and the USB interface of photographing module, like this, device is not only easy to carry, and no matter be that Intranet machine is to outer net machine transmission data, or outer net machine, to Intranet machine transmission data, only needs to change corresponding annexation, can realize, this implementation is simple to operate, and the cost also rate of exchange is low.
Can find out from the above description, in an embodiment of the present invention when while needing to carry out one-way transmission data between the equipment (as the Intranet machine under working environment and outer net machine) in two isolation networks, not needing to adopt in traditional scheme utilizes light one-way transmission technology to realize, only need in the equipment in two isolation networks data sending terminal image conversion process is set, the data of the required transmission of local terminal are converted to image information, then by external equipment, carry out image demonstration, and utilize camera head to gather this image information, and the image information collecting is sent to data receiver, this data receiver is provided with the image recognition process corresponding with data sending terminal image conversion process, after the image information that identification receives, can obtain the data that data sending terminal sends, realize the one-way transmission data between the equipment of two isolation networks.This data receiver formula realizes between network and network without any physical connection in the situation that, carry out data one-way transmission, and simple to operate, effectively solved while utilizing light one-way transmission technology to realize one-way transmission in prior art to realize intranet and extranet data interaction, complicated operation, the problem that cost is higher, when completing intranet and extranet data interaction, reduce operation complexity, also reduced the cost of realizing.
Embodiment 3
Data transmission device based on providing in above-described embodiment 1, and the data transmission method providing in embodiment 2, a kind of data transmission system is provided in embodiments of the invention 3, this system comprises: terminal equipment under first network, under first network, terminal equipment is preset with image conversion process, for the data of the required transmission of local terminal are converted to image information, and send; Image display, for receiving the image information that under first network, terminal equipment sends, and shows; Photographing module, the image information showing for obtain image display by camera head, and the image information of obtaining is sent to terminal equipment under second network, wherein, second network and first network are the network of mutually isolating; Terminal equipment under second network, for receiving the image information of photographing module transmission, and is converted to the image information of reception the data of the required transmission of terminal equipment under first network.Wherein, this image display is identical with the embodiment of record in above-described embodiment 1 and embodiment 2 with photographing module, repeats no more herein.
Below in conjunction with Fig. 3, said system is made a concrete analysis of:
Terminal equipment under the first network that Intranet machine is equivalent to record in the present embodiment in Fig. 3, terminal equipment under the second network that outer net machine is equivalent to record in the present embodiment, as can be seen from Figure 3, Intranet machine is in interior barrier, can share the resource between Intranet, outer net machine, in outer barrier, can be shared Intranet resource in addition, between intranet and extranet, isolate completely, image display and photographing module form unidirectional transmission equipment.When Intranet machine need to be sent to outer net machine by Local Data, can be connected with image display by usb data line, the data of self required transmission are first converted into after image information, be sent to image display and show; Photographing module and image display are accomplished physical isolation completely, it is only the camera head real time scan image display of utilizing self, after getting image information, the image information of obtaining is sent to and the outer net machine self being connected by usb data line, after outer net machine is resolved the image information of obtaining, can obtain the data that Intranet machine sends, but, the whole process of above-mentioned transfer of data, intranet and extranet machine, without physical connection, has also just formed the physical isolation district in figure.
Can find out from the above description, in an embodiment of the present invention when while needing to carry out one-way transmission data between the equipment in two isolation networks, not needing to adopt in traditional scheme utilizes light one-way transmission technology to realize, only need in the equipment in two isolation networks data sending terminal image conversion process is set, the data of the required transmission of local terminal are converted to image information, then by external equipment, carry out image demonstration, and utilize camera head to gather this image information, and the image information collecting is sent to data receiver, this data receiver is provided with the image recognition process corresponding with data sending terminal image conversion process, after the image information that identification receives, can obtain the data that data sending terminal sends, realize the one-way transmission data between the equipment of two isolation networks.This data receiver formula realizes between network and network without any physical connection in the situation that, carry out data one-way transmission, and simple to operate, effectively solved while utilizing light one-way transmission technology to realize one-way transmission in prior art to realize intranet and extranet data interaction, complicated operation, the problem that cost is higher, when completing intranet and extranet data interaction, reduce operation complexity, also reduced the cost of realizing.
It should be noted above-described embodiment the present invention will be described rather than limit the invention, and those skilled in the art can design alternative embodiment in the situation that do not depart from the scope of claims.In the claims, any reference symbol between bracket should be configured to limitations on claims.Word " comprises " not to be got rid of existence and is not listed as element or step in the claims.Being positioned at word " " before element or " one " does not get rid of and has a plurality of such elements.The present invention can be by means of including the hardware of some different elements and realizing by means of the computer of suitably programming.In having enumerated the unit claim of some devices, several in these devices can be to carry out imbody by same hardware branch.The use of word first, second and C grade does not represent any order.Can be title by these word explanations.
The application can be applied to computer system/server, and it can operation together with numerous other universal or special computingasystem environment or configuration.The example of well-known computing system, environment and/or the configuration that is suitable for using together with computer system/server includes but not limited to: personal computer system, server computer system, thin client, thick client computer, hand-held or laptop devices, the system based on microprocessor, Set Top Box, programmable consumer electronics, NetPC Network PC, little type Ji calculate machine Xi Tong ﹑ large computer system and comprise the distributed cloud computing technology environment of above-mentioned any system, etc.
Computer system/server can be described under the general linguistic context of the computer system executable instruction (such as program module) of being carried out by computer system.Conventionally, program module can comprise routine, program, target program, assembly, logic, data structure etc., and they are carried out specific task or realize specific abstract data type.Computer system/server can be implemented in distributed cloud computing environment, and in distributed cloud computing environment, task is to be carried out by the teleprocessing equipment linking by communication network.In distributed cloud computing environment, program module can be positioned on the Local or Remote computing system storage medium that comprises memory device.
Claims (10)
1. a data transmission device, is characterized in that, comprising:
Image display, the transmission Images Manipulation triggering in response to terminal equipment under first network, receive the image information that under described first network, terminal equipment sends, and show, wherein, under described first network, terminal equipment is preset with image conversion process, for the data of the required transmission of terminal equipment under described first network are converted to image information;
Photographing module, for obtain the image information that described image display shows by camera head, and the described image information of obtaining is sent to terminal equipment under second network, so that terminal equipment obtains the data of the required transmission of terminal equipment under described first network corresponding to described image information under described second network, wherein, described second network and described first network are the network of mutually isolating, under described second network, terminal equipment is preset with image recognition process, for the described image information receiving is converted to corresponding data.
2. device as claimed in claim 1, it is characterized in that, described image conversion process is converted to image in 2 D code by the data of the required transmission of terminal equipment under described first network, and the image in 2 D code that described image recognition process just receives is converted to the data of the required transmission of terminal equipment under described first network.
3. device as claimed in claim 1, it is characterized in that, described image display and described photographing module are provided with USB connector, wherein, image display completes and being connected of terminal equipment under described first network by self USB connector, and described photographing module completes and being connected of terminal equipment under described second network by self USB connector.
4. device as claimed in claim 1, it is characterized in that, when described photographing module obtains the image information of described image display demonstration, the shooting effective coverage of described camera head is more than or equal to the region that described image display shows described image information.
5. device as claimed in claim 1, it is characterized in that, be more than or equal to described image recognition process and the image information receiving be converted to the time of corresponding data the interval time that described image display receives the described image information that terminal equipment under described first network sends.
6. device as claimed in claim 1, it is characterized in that, described image display and described photographing module are a plurality of, wherein, a plurality of described image display parallel receives also show the image information that under described first network, terminal equipment sends, a plurality of described photographing modules are parallel obtains the image information that described image display shows, and is sequentially sent to terminal equipment under described second network according to correspondence.
7. a data transmission method, is characterized in that, comprising:
The transmission Images Manipulation triggering in response to terminal equipment under first network, receive the described image information that under described first network, terminal equipment sends, and show, wherein, under described first network, terminal equipment is preset with image conversion process, and described image information is that described image conversion process is by the image information obtaining after the data transaction of required transmission;
By camera head, obtain the described image information of demonstration, and the described image information of obtaining is sent to terminal equipment under second network, so that terminal equipment obtains the data of the required transmission of terminal equipment under described first network corresponding to described image information under described second network, wherein, described second network and described first network are the network of mutually isolating, under described second network, terminal equipment is preset with image recognition process, for the described image information receiving being converted to the data of the required transmission of terminal equipment under described first network.
8. method as claimed in claim 7, it is characterized in that, described image conversion process is converted to image in 2 D code by the data of the required transmission of terminal equipment under described first network, and the image in 2 D code that described image recognition process just receives is converted to the data of the required transmission of terminal equipment under described first network.
9. method as claimed in claim 7, is characterized in that, when described camera head obtains the image information of demonstration, described camera head shooting effective coverage is more than or equal to the region of displays image information.
10. a data transmission system, is characterized in that, comprising:
Terminal equipment under first network, under described first network, terminal equipment is preset with image conversion process, for the data of the required transmission of local terminal are converted to image information, and sends;
Image display, for receiving the image information that under described first network, terminal equipment sends, and shows;
Photographing module, the image information showing for obtain described image display by camera head, and the described image information of obtaining is sent to terminal equipment under second network, wherein, described second network and described first network are the network of mutually isolating;
Terminal equipment under described second network, for receiving the described image information of described photographing module transmission, and is converted to the described image information receiving the data of the required transmission of terminal equipment under described first network.
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| CN104038739A (en) * | 2014-06-05 | 2014-09-10 | 国家电网公司 | Method and device for utilizing video scanning two-dimensional code to achieve unidirectional data transmission under network physical isolation state |
| CN105635162A (en) * | 2016-01-13 | 2016-06-01 | 陈剑星 | Combination method for achieving network isolation access type data communication |
| CN106101662A (en) * | 2016-08-18 | 2016-11-09 | 青岛晟铭网络科技有限公司 | A kind of system and method utilizing bar code transmission data |
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