CN107528833A - The method and its system of contactless network transmission are carried out based on Quick Response Code - Google Patents
The method and its system of contactless network transmission are carried out based on Quick Response Code Download PDFInfo
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- CN107528833A CN107528833A CN201710676162.0A CN201710676162A CN107528833A CN 107528833 A CN107528833 A CN 107528833A CN 201710676162 A CN201710676162 A CN 201710676162A CN 107528833 A CN107528833 A CN 107528833A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L63/00—Network architectures or network communication protocols for network security
- H04L63/08—Network architectures or network communication protocols for network security for authentication of entities
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
- G06K19/00—Record carriers for use with machines and with at least a part designed to carry digital markings
- G06K19/06—Record carriers for use with machines and with at least a part designed to carry digital markings characterised by the kind of the digital marking, e.g. shape, nature, code
- G06K19/06009—Record carriers for use with machines and with at least a part designed to carry digital markings characterised by the kind of the digital marking, e.g. shape, nature, code with optically detectable marking
- G06K19/06037—Record carriers for use with machines and with at least a part designed to carry digital markings characterised by the kind of the digital marking, e.g. shape, nature, code with optically detectable marking multi-dimensional coding
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L63/00—Network architectures or network communication protocols for network security
- H04L63/02—Network architectures or network communication protocols for network security for separating internal from external traffic, e.g. firewalls
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Abstract
The invention discloses a kind of method that contactless network transmission is carried out based on Quick Response Code, loading configuration file system, initialized；Message monitoring is opened, and message is encrypted；2 D code information is subsequently converted to, is added in messaging list；Quick Response Code message in messaging list is thrown into screen；Scanning module is then turned on, identifies image in 2 D code；The Quick Response Code of identification is decoded, if successfully decoded, then the message after successfully decoded is decrypted, if successful decryption, judge to send message success；If decoding or decryption failure, judge to send message failure.The invention also discloses a kind of system that contactless network transmission is carried out based on Quick Response Code, including system loads module, message monitoring modular, message encryption module, Quick Response Code modular converter, message to throw panel module, message scan module, decoding judge module and decryption judge module.It can guarantee that transmission rate of accuracy reached to 100%, reduces the influence of picture quality, increases a discrimination；And the transmission that ensures information security, avoid influence of the environmental factor to decoding.
Description
Technical field
The present invention relates to the method for information transfer, and in particular to a kind of to carry out contactless network transmission based on Quick Response Code
Method and its system.
Background technology
In the existing method for carrying out contactless network transmission, data message is compiled in signal sending end first
Code；Then the code stream after coding is modulated in image, produces video information；Again by transmission of video passage, in receiving terminal profit
The camera carried with equipment obtain transmitting terminal caused by video information, then the video received is demodulated, obtains figure
Code stream information as in；Row decoding finally is entered to the code stream of demodulation, the data transmitted can be reduced.It need to only utilize mobile whole
Hold the camera carried to carry out the transmission of data, there is very high resolution ratio and image quality, and cost is cheap, environment is done
Disturb it is small, with this solve the problems, such as suspension, it is disconnected wireless, do not connect USB flash disk and cannot transmit data, realize non-contacting in across a network
Carry out data transmission under environment.
But there is following technological deficiency in the prior art：
1) it cannot be guaranteed that information is very received；
2) transmitted in both directions of row information can not be entered, it is impossible to ensure the safety transmission of information；
3) the of low quality of image is transmitted, is had a significant impact to correctly decoding；
4) decoded in non-closed environment, environmental factor has a significant impact to decoding；
5) equipment life is not grown, and scanning device is constantly in the scanning work stage, it is impossible to ensure equipment can it is long-term,
Stable is operated.
The content of the invention
Based on this, in view of the above-mentioned problems, being necessary to propose a kind of side for carrying out contactless network transmission based on Quick Response Code
Method and its system, it completely cuts off in physical network, realizes information by image information switching technology under the network environment of electromagnetic isolation
Sound cross network transmission, and the transmitted in both directions of information can be realized, and information is encrypted, ensure information security transmission, prevents information from letting out
It is close, using medium of the Quick Response Code as transmission information, the influence of picture quality can be significantly reduced, considerably increases one
Secondary discrimination；Image in 2 D code is decoded using noctovisor scan module in closed environment, avoids environmental factor
Influence to decoding, by receipt retransmission mechanism, ensure transmission rate of accuracy reached to 100%.
The present invention provides a kind of method that contactless network transmission is carried out based on Quick Response Code, and its technical scheme is as follows：
A kind of method that contactless network transmission is carried out based on Quick Response Code, is comprised the following steps：
A, loading configuration file system, and initialized；
B, message monitoring is opened, receives related news；
C, the message received is encrypted；
D, it is 2 D code information by the message transformation after encryption, and adds in messaging list；
E, the Quick Response Code message in messaging list is carried out by USB interface throwing screen operation；
F, scanning module is opened, detects the change of screen picture, and the image in 2 D code is identified by USB interface；
G, the Quick Response Code of identification is decoded, judges whether successfully decoded, if it is, into step h；If not,
Then decision message sends failure；
H, the message after successfully decoded is decrypted, judges whether successful decryption, if it is, decision message send into
Work(；If it is not, then decision message sends failure.
Send terminal to be connected with A networks (such as public security net), it is necessary to each application server progress device authentication, pass through safety
Agreement, converge the data collected on each application server, format and content safety inspection can be carried out to data, and need to
It is unified to be audited by transmission equipment to receiving terminal, and to transmission data after the data to be transmitted are encrypted and compressed；
Receiving terminal and B networks (such as day net) carry out video identification, decoding, after decryption and decompression, by Information recovering by scanning module
Into unprocessed form, and protocol requirement is pressed, enter to be pushed to B networks.
The absolute one-way transmission feature of the present invention realizes following two application scenarios with sending and receiving terminal cooperation：
One is data import, ensure that Intranet information does not leak into outer net in transmitting procedure；The second is information is unidirectionally issued, in guarantee
For net when moving data to outer net one-way pushing, outer net can not invade internal sensitive network；And the present invention retransmits machine using message receipt
System, make the transmission rate of accuracy reached of message to 100%.
It is further comprising the steps of as the further optimization of such scheme：
Judge that message is sent whether to succeed, if it is, sending acknowledgement message；Conversely, do not send then.
Judge whether message sends successfully, if sent successfully, an acknowledgement message can be sent, it was demonstrated that receiving terminal net
Network has been received by the message of transmitting terminal network transmission, conversely, acknowledgement message is not sent then, when transmitting terminal network is in certain time
Do not receive acknowledgement message inside, then can judge that receiving terminal network does not receive message, so as to carry out subsequent retransmissions or other operations.
As the further optimization of such scheme, the step d specifically includes following steps：
D10, timing is carried out to the Quick Response Code message added in messaging list；
D20, judge whether to receive acknowledgement message within the presetting time, disappear if it is, removing this in messaging list
The record of breath；If it is not, then resending the message, and enter step e.
When if the message that transmitting terminal network is sent does not receive acknowledgement message after a certain time, transmitting terminal pushes again
The message；Ensure that message can be sent, and receiving end receives；If have received acknowledgement message, message column is removed
The record of the message in table, when preventing that subsequent message from transmitting, data perturbation occurs, serve good message management effect, energy
By in messaging list whether also have a certain message, come whether decision message obtains success, ensure that message 100% send into
Power.
As the further optimization of such scheme, the step f specifically includes following steps：
F10, opening imformation detection lamp, are scanned to the image information on screen；
F20, judge whether image changes, if it is, into step f30；If it is not, then reenter step
f10；
F30, infrared lamp is opened, identify image in 2 D code.
Using two-dimentional code scheme, rear reconvert is encrypted into Quick Response Code in data waiting for transmission and projects flat board
On display screen；The infomation detection lamp of scanning module can automatically open up infrared lamp and by scanning mould when detecting new information
Group is caught, and is decoded, and decryption, is then pushed to receiving terminal；Except for supporting between panel display screen and scanning module
Part outside, without any physical connection associated with the data, realize complete physical isolation；After a certain time, when not new
During message, infrared lamp can close, and avoid long time continuous working, the problems such as overheat；Make equipment working stability, can realize
Prolonged work, extends service life.
As the further optimization of such scheme, the step f is further comprising the steps of：
Judge whether image in 2 D code has been recognized by USB interface, if it is, into step g；If it is not, then hold
Row message receipt operates, and reenters step b.The accuracy rate of message transmission is further increased, makes transmitted Quick Response Code
Image will not exchange in transmitting procedure again, if None- identified, perform message receipt operation, resend message.
The present invention also provides a kind of system that contactless network transmission is carried out based on Quick Response Code, and its technical scheme is as follows：
A kind of system that contactless network transmission is carried out based on Quick Response Code, including system loads module, message monitoring mould
Block, message encryption module, Quick Response Code modular converter, message throw panel module, message scan module, decoding judge module and decryption
Judge module, wherein：
System loads module, for loading configuration file system, and initialized；
Message monitoring modular, for opening message monitoring, receive related news；
Message encryption module, for the message received to be encrypted；
Quick Response Code modular converter, for being 2 D code information by the message transformation after encryption；
Message throws panel module, for carrying out the Quick Response Code message in messaging list by USB interface to throw screen operation；
Message scan module, for opening scanning module, the change of screen picture is detected, and should by USB interface identification
Image in 2 D code；
Judge module is decoded, for being decoded to the Quick Response Code of identification, judges whether successfully decoded, if it is, after
It is continuous to carry out message decryption oprerations；If it is not, then decision message sends failure；
Judge module is decrypted, for the message after successfully decoded to be decrypted, judges whether successful decryption, if it is,
Then decision message is sent successfully；If it is not, then decision message sends failure.
As the further optimization of such scheme, in addition to acknowledgement message judge module, for whether judging message transmission
Success, if it is, sending acknowledgement message；Conversely, do not send then.
As the further optimization of such scheme, described message, which throws panel module, includes message age submodule and message weight
Judging submodule is sent out, wherein：
Message age submodule, for carrying out timing to the Quick Response Code message added in messaging list；
Message retransmission judging submodule, for judging whether to receive acknowledgement message within the presetting time, if it is,
Remove the record of the message in messaging list；If it is not, then resend the message.
As the further optimization of such scheme, the message scan module includes infomation detection submodule, image is believed
Judging submodule and infrared ray identification submodule are ceased, wherein：
Infomation detection submodule, lamp is detected for opening imformation, the image information on screen is scanned；
Image information judging submodule, for judging whether image changes, if it is, opening infrared lamp, enter
Row image in 2 D code identifies；If it is not, then reopening infomation detection lamp, image retrieval is carried out；
Infrared ray identifies submodule, for opening infrared lamp, identifies image in 2 D code.
As the further optimization of such scheme, the message scan module also includes Quick Response Code identification and judges submodule
Block, for judging whether recognized image in 2 D code by USB interface, if it is, carrying out Quick Response Code decoding operate；If
It is no, then perform message receipt operation.
The beneficial effects of the invention are as follows：
1st, between panel display screen and scanning module in addition to the part for support, without any thing associated with the data
Reason connection, realizes complete physical isolation, make its physical network isolation, electromagnetic isolation network environment under handed over by image information
The technology of changing realizes information sound cross network transmission.
2nd, it is two-way to transmission, and information is encrypted, it ensures that Intranet information does not leak into outer net in transmitting procedure, ensures
For Intranet when moving data to outer net one-way pushing, outer net can not invade internal sensitive network so that information transmission is safer, prevents letter
Breath is divulged a secret.
3rd, using medium of the Quick Response Code as transmission information, the influence of picture quality can be significantly reduced, is improved
Discrimination.
4th, in closed environment, image in 2 D code is decoded using noctovisor scan module, avoid environment because
Influence of the element to decoding.
5th, the present invention uses message receipt retransmission mechanism, makes the transmission rate of accuracy reached of message to 100%.
6th, using infomation detection lamp, the image information on screen is scanned, it is infrared when not scanning image change
Line lantern festival is closed, and long time continuous working is avoided, the problems such as overheat；Section is more stable between making the scanning module at work,
Prolonged work can be realized, extends service life.
Brief description of the drawings
Fig. 1 is the flow chart for the method for carrying out contactless network transmission described in the embodiment of the present invention based on Quick Response Code；
Fig. 2 is the theory diagram for the system for carrying out contactless network transmission described in the embodiment of the present invention based on Quick Response Code.
Description of reference numerals：
10- system loads modules；20- message monitoring modulars；30- message encryption modules；40- Quick Response Code modular converters；50-
Message throws panel module；501- message age submodules；502- message retransmission judging submodules；60- message scan modules；601- believes
Cease detection sub-module；602- image information judging submodules；603- infrared rays identify submodule；The identification of 604- Quick Response Codes judges son
Module；70- decodes judge module；80- decrypts judge module；90- acknowledgement message judge modules.
Embodiment
Embodiments of the invention are described in detail below in conjunction with the accompanying drawings.
Embodiment 1
As shown in figure 1, a kind of method that contactless network transmission is carried out based on Quick Response Code, is comprised the following steps：
A, loading configuration file system, and initialized；
B, message monitoring is opened, receives related news；
C, the message received is encrypted；
D, it is 2 D code information by the message transformation after encryption, and adds in messaging list；
E, the Quick Response Code message in messaging list is carried out by USB interface throwing screen operation；
F, scanning module is opened, detects the change of screen picture, and the image in 2 D code is identified by USB interface；
G, the Quick Response Code of identification is decoded, judges whether successfully decoded, if it is, into step h；If not,
Then decision message sends failure；
H, the message after successfully decoded is decrypted, judges whether successful decryption, if it is, decision message send into
Work(；If it is not, then decision message sends failure.
Send terminal to be connected with A networks (such as public security net), it is necessary to each application server progress device authentication, pass through safety
Agreement, converge the data collected on each application server, format and content safety inspection can be carried out to data, and need to
It is unified to be audited by transmission equipment to receiving terminal, and to transmission data after the data to be transmitted are encrypted and compressed；
Receiving terminal and B networks (such as day net) carry out video identification, decoding, after decryption and decompression, by Information recovering by scanning module
Into unprocessed form, and protocol requirement is pressed, enter to be pushed to B networks.
The absolute one-way transmission feature of the present invention realizes following two application scenarios with sending and receiving terminal cooperation：
One is data import, ensure that Intranet information does not leak into outer net in transmitting procedure；The second is information is unidirectionally issued, in guarantee
For net when moving data to outer net one-way pushing, outer net can not invade internal sensitive network；And the present invention retransmits machine using message receipt
System, make the transmission rate of accuracy reached of message to 100%.
Embodiment 2
The present embodiment is further comprising the steps of on the basis of embodiment 1：
Judge that message is sent whether to succeed, if it is, sending acknowledgement message；Conversely, do not send then.
Judge whether message sends successfully, if sent successfully, an acknowledgement message can be sent, it was demonstrated that receiving terminal net
Network has been received by the message of transmitting terminal network transmission, conversely, acknowledgement message is not sent then, when transmitting terminal network is in certain time
Do not receive acknowledgement message inside, then can judge that receiving terminal network does not receive message, so as to carry out subsequent retransmissions or other operations.
Embodiment 3
For the present embodiment on the basis of embodiment 1, the step d specifically includes following steps：
D10, timing is carried out to the Quick Response Code message added in messaging list；
D20, judge whether to receive acknowledgement message within the presetting time, disappear if it is, removing this in messaging list
The record of breath；If it is not, then resending the message, and enter step e.
When if the message that transmitting terminal network is sent does not receive acknowledgement message after a certain time, transmitting terminal pushes again
The message；Ensure that message can be sent, and receiving end receives；If have received acknowledgement message, message column is removed
The record of the message in table, when preventing that subsequent message from transmitting, data perturbation occurs, serve good message management effect, energy
By in messaging list whether also have a certain message, come whether decision message obtains success, ensure that message 100% send into
Power.
Embodiment 4
For the present embodiment on the basis of embodiment 1, the step f specifically includes following steps：
F10, opening imformation detection lamp, are scanned to the image information on screen；
F20, judge whether image changes, if it is, into step f30；If it is not, then reenter step
f10；
F30, infrared lamp is opened, identify image in 2 D code.
Using two-dimentional code scheme, rear reconvert is encrypted into Quick Response Code in data waiting for transmission and projects flat board
On display screen；The infomation detection lamp of scanning module can automatically open up infrared lamp and by scanning mould when detecting new information
Group is caught, and is decoded, and decryption, is then pushed to receiving terminal；Except for supporting between panel display screen and scanning module
Part outside, without any physical connection associated with the data, realize complete physical isolation；After a certain time, when not new
During message, infrared lamp can close, and avoid long time continuous working, the problems such as overheat；Make equipment working stability, can realize
Prolonged work, extends service life.
Embodiment 5
For the present embodiment on the basis of embodiment 1, the step f is further comprising the steps of：
Judge whether image in 2 D code has been recognized by USB interface, if it is, into step g；If it is not, then hold
Row message receipt operates, and reenters step b.The accuracy rate of message transmission is further increased, makes transmitted Quick Response Code
Image will not exchange in transmitting procedure again, if None- identified, perform message receipt operation, resend message.
Embodiment 6
The present embodiment is the system of embodiment 1,
As shown in Fig. 2 a kind of system that contactless network transmission is carried out based on Quick Response Code, including system loads module
10th, message monitoring modular 20, message encryption module 30, Quick Response Code modular converter 40, message throw panel module 50, message scan module
60th, judge module 70 and decryption judge module 80 are decoded, wherein：
System loads module 10, for loading configuration file system, and initialized；
Message monitoring modular 20, for opening message monitoring, receive related news；
Message encryption module 30, for the message received to be encrypted；
Quick Response Code modular converter 40, for being 2 D code information by the message transformation after encryption；
Message throws panel module 50, for carrying out the Quick Response Code message in messaging list by USB interface to throw screen operation；
Message scan module 60, for opening scanning module, the change of screen picture is detected, and identify by USB interface
The image in 2 D code；
Judge module 70 is decoded, for being decoded to the Quick Response Code of identification, judges whether successfully decoded, if it is,
Continue message decryption oprerations；If it is not, then decision message sends failure；
Judge module 80 is decrypted, for the message after successfully decoded to be decrypted, judges whether successful decryption, if
It is that then decision message is sent successfully；If it is not, then decision message sends failure.
Embodiment 7
The present embodiment be embodiment 2 system, its on the basis of embodiment 6,
Also include acknowledgement message judge module 90, whether succeed for judging that message is sent, disappear if it is, sending receipt
Breath；Conversely, do not send then.
Embodiment 8
The present embodiment be embodiment 3 system, its on the basis of embodiment 6,
Described message, which throws panel module 50, includes message age submodule 501 and message retransmission judging submodule 502, its
In：
Message age submodule 501, for carrying out timing to the Quick Response Code message added in messaging list；
Message retransmission judging submodule 502, for judging whether to receive acknowledgement message within the presetting time, if
It is then to remove the record of the message in messaging list；If it is not, then resend the message.
Embodiment 9
The present embodiment be embodiment 4 system, its on the basis of embodiment 6,
The message scan module 60 includes infomation detection submodule 601, image information judging submodule 602 and infrared
Line identifies submodule 603, wherein：
Infomation detection submodule 601, lamp is detected for opening imformation, the image information on screen is scanned；
Image information judging submodule 602, for judging whether image changes, if it is, infrared lamp is opened,
Carry out image in 2 D code identification；If it is not, then reopening infomation detection lamp, image retrieval is carried out；
Infrared ray identifies submodule 603, for opening infrared lamp, identifies image in 2 D code.
Embodiment 10
The present embodiment be embodiment 5 system, its on the basis of embodiment 6,
The message scan module 60 also includes Quick Response Code identification judging submodule 604, is by USB interface for judging
It is no to have recognized image in 2 D code, if it is, carrying out Quick Response Code decoding operate；If it is not, then perform message receipt operation.
Embodiment described above only expresses the embodiment of the present invention, and its description is more specific and detailed, but simultaneously
Therefore the limitation to the scope of the claims of the present invention can not be interpreted as.It should be pointed out that for one of ordinary skill in the art
For, without departing from the inventive concept of the premise, various modifications and improvements can be made, these belong to the guarantor of the present invention
Protect scope.
Claims (10)
- A kind of 1. method that contactless network transmission is carried out based on Quick Response Code, it is characterised in that comprise the following steps：A, loading configuration file system, and initialized；B, message monitoring is opened, receives related news；C, the message received is encrypted；D, it is 2 D code information by the message transformation after encryption, and adds in messaging list；E, the Quick Response Code message in messaging list is carried out by USB interface throwing screen operation；F, scanning module is opened, detects the change of screen picture, and the image in 2 D code is identified by USB interface；G, the Quick Response Code of identification is decoded, judges whether successfully decoded, if it is, into step h；If it is not, then sentence Determine message and send failure；H, the message after successfully decoded is decrypted, judges whether successful decryption, if it is, decision message is sent successfully； If it is not, then decision message sends failure.
- 2. the method according to claim 1 that contactless network transmission is carried out based on Quick Response Code, it is characterised in that also wrap Include following steps：Judge that message is sent whether to succeed, if it is, sending acknowledgement message；Conversely, do not send then.
- 3. the method according to claim 1 or 2 that contactless network transmission is carried out based on Quick Response Code, it is characterised in that The step e specifically includes following steps：E10, the Quick Response Code message added in messaging list is thrown and shields transmission to screen, and timing is carried out to message；E20, judge whether to receive acknowledgement message within the presetting time, if it is, removing the message in messaging list Record；If it is not, then resending the message, and enter step e10.
- 4. the method according to claim 1 or 2 that contactless network transmission is carried out based on Quick Response Code, it is characterised in that The step f specifically includes following steps：F10, opening imformation detection lamp, are scanned to the image information on screen；F20, judge whether image changes, if it is, into step f30；If it is not, then reenter step f10；F30, infrared lamp is opened, identify image in 2 D code.
- 5. the method according to claim 1 or 2 that contactless network transmission is carried out based on Quick Response Code, it is characterised in that The step f is further comprising the steps of：Judge whether image in 2 D code has been recognized by USB interface, if it is, into step g；Disappear if it is not, then performing Receipt operation is ceased, and reenters step b.
- 6. a kind of system that contactless network transmission is carried out based on Quick Response Code, it is characterised in that including system loads module, disappear Cease monitoring modular, message encryption module, Quick Response Code modular converter, message and throw panel module, message scan module, decoding judge module And decryption judge module, wherein：System loads module, for loading configuration file system, and initialized；Message monitoring modular, for opening message monitoring, receive related news；Message encryption module, for the message received to be encrypted；Quick Response Code modular converter, for being 2 D code information by the message transformation after encryption；Message throws panel module, for carrying out the Quick Response Code message in messaging list by USB interface to throw screen operation；Message scan module, for opening scanning module, the change of screen picture is detected, and the two dimension is identified by USB interface Code image；Decode judge module, for being decoded to the Quick Response Code of identification, judge whether successfully decoded, if it is, continue into Row message decryption oprerations；If it is not, then decision message sends failure；Judge module is decrypted, for the message after successfully decoded to be decrypted, judges whether successful decryption, if it is, sentencing Determine message to send successfully；If it is not, then decision message sends failure.
- 7. the system according to claim 6 that contactless network transmission is carried out based on Quick Response Code, it is characterised in that also wrap Acknowledgement message judge module is included, whether is succeeded for judging that message is sent, if it is, sending acknowledgement message；Conversely, do not send out then Send.
- 8. the system that contactless network transmission is carried out based on Quick Response Code according to claim 6 or 7, it is characterised in that Described message, which throws panel module, includes message age submodule and message retransmission judging submodule, wherein：Message age submodule, for carrying out timing to the Quick Response Code message added in messaging list；Message retransmission judging submodule, for judging whether to receive acknowledgement message within the presetting time, if it is, removing The record of the message in messaging list；If it is not, then resend the message.
- 9. the system that contactless network transmission is carried out based on Quick Response Code according to claim 6 or 7, it is characterised in that The message scan module includes infomation detection submodule, image information judging submodule and infrared ray identification submodule, its In：Infomation detection submodule, lamp is detected for opening imformation, the image information on screen is scanned；Image information judging submodule, for judging whether image changes, if it is, opening infrared lamp, carry out two Tie up code image recognition；If it is not, then reopening infomation detection lamp, image retrieval is carried out；Infrared ray identifies submodule, for opening infrared lamp, identifies image in 2 D code.
- 10. the system that contactless network transmission is carried out based on Quick Response Code according to claim 6 or 7, it is characterised in that The message scan module also includes Quick Response Code identification judging submodule, for judging whether recognized two by USB interface Code image is tieed up, if it is, carrying out Quick Response Code decoding operate；If it is not, then perform message receipt operation.
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| CN108989877A (en) * | 2018-06-14 | 2018-12-11 | 太仓聚堂网络科技有限公司 | Live streaming throws screen method, throws screen terminal and live streaming terminal |
| CN109218017A (en) * | 2018-07-26 | 2019-01-15 | 饶四强 | It is a kind of to use two dimensional code and using network time as the message leaving method of key |
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| CN108989877A (en) * | 2018-06-14 | 2018-12-11 | 太仓聚堂网络科技有限公司 | Live streaming throws screen method, throws screen terminal and live streaming terminal |
| CN108921843A (en) * | 2018-07-05 | 2018-11-30 | 深圳市路畅科技股份有限公司 | A kind of system and method detecting automatic navigator performance |
| CN108921843B (en) * | 2018-07-05 | 2022-08-12 | 深圳市路畅科技股份有限公司 | System and method for detecting performance of vehicle-mounted navigator |
| CN109218017A (en) * | 2018-07-26 | 2019-01-15 | 饶四强 | It is a kind of to use two dimensional code and using network time as the message leaving method of key |
| CN109992984A (en) * | 2019-04-17 | 2019-07-09 | 尤尼泰克(嘉兴)信息技术有限公司 | A kind of file identification method and equipment based on two dimensional code |
| CN110008683A (en) * | 2019-04-17 | 2019-07-12 | 尤尼泰克(嘉兴)信息技术有限公司 | A kind of certificate recognition methods and equipment based on two dimensional code |
| CN110021106A (en) * | 2019-04-17 | 2019-07-16 | 尤尼泰克(嘉兴)信息技术有限公司 | A kind of bank slip recognition method and apparatus based on two dimensional code |
| CN109992984B (en) * | 2019-04-17 | 2022-01-14 | 尤尼泰克(嘉兴)信息技术有限公司 | File identification method and equipment based on two-dimensional code |
| CN110096864A (en) * | 2019-04-30 | 2019-08-06 | 尤尼泰克(嘉兴)信息技术有限公司 | A kind of admission card for entrance examination identified off-line method and apparatus based on two dimensional code |
| CN110784370A (en) * | 2019-10-08 | 2020-02-11 | Oppo（重庆）智能科技有限公司 | Method and device for testing equipment, electronic equipment and medium |
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