CN104732923A - Display device with background password protection and control method of display device - Google Patents
Display device with background password protection and control method of display device Download PDFInfo
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- CN104732923A CN104732923A CN201510116295.3A CN201510116295A CN104732923A CN 104732923 A CN104732923 A CN 104732923A CN 201510116295 A CN201510116295 A CN 201510116295A CN 104732923 A CN104732923 A CN 104732923A
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Abstract
The invention discloses a display device with background password protection and a control method of the display device. The device comprises a microprocessor, an LED lattice screen, a drive circuit, a word stock module, a password register, a clock circuit, a power module and a wireless communication module. The microprocessor is connected with the word stock module, the password register, the clock circuit, the power module and the wireless communication module. The first output end of the microprocessor is connected with the input end of the LED lattice screen through the drive circuit. The method comprises the step that verification of password characteristic values, password verification and data format legality is carried out on input data in sequence. The password verification is added, when a user needs to modify the display content of the display device, the correctness of a password needs to be verified firstly, and therefore a user not authorized cannot modify the display content, the situation that the display content is modified with the malice is effectively prevented, and safety is greatly improved. The display device can bee widely applied to a rolling display screen.
Description
Technical field
The present invention relates to communication technical field, particularly relate to a kind of display device with backstage cryptoguard and control method thereof.
Background technology
Present roll display screen is widely used in automatic extendible door, shop and outdoor advertising etc.; Generally speaking, the content that rolling screen display is shown has been dispatched from the factory default value, due to the difference of customer demand, generally needs amendment after dispatching from the factory.Have the product solution by smart mobile phone revised context on the market, but it generally lacks safeguard measure, exist potential in potential safety hazard, being easy to be rolled screen content by hackers amendment, thus making a very bad impression.
Summary of the invention
In order to solve the problems of the technologies described above, the object of this invention is to provide one can improve security performance, and a kind of display device with backstage cryptoguard easy to use and control method thereof.
The technical solution adopted in the present invention is:
A kind of display device with backstage cryptoguard; comprise microprocessor, LED dot matrix screen, driving circuit, character base module, password register, clock circuit, power module and wireless communication module; described microprocessor is connected with character base module, password register, clock circuit, power module and wireless communication module respectively, and the first output terminal of described microprocessor is connected by the input end of driving circuit with LED dot matrix screen.
As the further improvement of described a kind of display device with backstage cryptoguard, the second output terminal of described microprocessor is also connected with backlight circuit.
As the further improvement of described a kind of display device with backstage cryptoguard, described microprocessor is connected with temperature test interface.
As the further improvement of described a kind of display device with backstage cryptoguard, described microprocessor is connected with expansion I/O interface.
As the further improvement of described a kind of display device with backstage cryptoguard, described wireless communication module is bluetooth module.
Another technical scheme of the present invention is:
With a display-apparatus control method for backstage cryptoguard, comprise the following steps:
A, the data of input are sent to display device;
Whether the data that B, judgement send over are cipher feature value, if so, enter password modify steps; Otherwise, then step C is performed;
C, password authentification is carried out to data, and judge that whether it is by checking, if so, then performs step D; Otherwise, then judge data invalid, it does not processed;
D, judge that whether the form of data is legal, if so, then send data to processing module and according to data, displaying contents modified; Otherwise, then judge data invalid, it does not processed.
As the further improvement of described a kind of display-apparatus control method with backstage cryptoguard, described password modify steps, it specifically comprises:
B1, password authentification is carried out to data, and judge that whether it is by checking, if so, then notice input new password, and write the password field in new password data and amendment character library storer, and then perform step C; Otherwise, then error message is back to input equipment prompt cipher mistake, and performs step B2;
B2, judge that whether code error number of times is more than 5 times, if so, then terminates and quits a program; Otherwise, then point out and again input password and return execution steps A.
As the further improvement of described a kind of display-apparatus control method with backstage cryptoguard, described password authentification, it specifically comprises:
C1, the code data read in storage and character library storer;
C2, the code data of reading and the data of input are compared, judge that whether it is consistent, if so, then password authentification is passed through; Otherwise, then not by password authentification.
The invention has the beneficial effects as follows:
A kind of display device with backstage cryptoguard of the present invention and control method thereof are by setting up password authentification; when user needs the displaying contents revising display device; need the correctness of first authentication password; thus make unwarranted user cannot operate amendment displaying contents; effectively prevent the situation of malicious modification displaying contents, greatly strengthen security.
Accompanying drawing explanation
Below in conjunction with accompanying drawing, the specific embodiment of the present invention is described further:
Fig. 1 is the functional-block diagram of a kind of display device with backstage cryptoguard of the present invention;
Fig. 2 is the flow chart of steps of a kind of display-apparatus control method with backstage cryptoguard of the present invention;
Fig. 3 is the flow chart of steps of a kind of display-apparatus control method password modify steps with backstage cryptoguard of the present invention;
Fig. 4 is the flow chart of steps of a kind of display-apparatus control method password authentification with backstage cryptoguard of the present invention.
Embodiment
With reference to figure 1; a kind of display device with backstage cryptoguard of the present invention; comprise microprocessor, LED dot matrix screen, driving circuit, character base module, password register, clock circuit, power module and wireless communication module; described microprocessor is connected with character base module, password register, clock circuit, power module and wireless communication module respectively, and the first output terminal of described microprocessor is connected by the input end of driving circuit with LED dot matrix screen.
As the further improvement of described a kind of display device with backstage cryptoguard, the second output terminal of described microprocessor is also connected with backlight circuit.
As the further improvement of described a kind of display device with backstage cryptoguard, described microprocessor is connected with temperature test interface.When needs input temp data, temperature test interface cut-in temperature sensor can be passed through at any time, thus reading temperature data.
As the further improvement of described a kind of display device with backstage cryptoguard, described microprocessor is connected with expansion I/O interface.
As the further improvement of described a kind of display device with backstage cryptoguard, described wireless communication module is bluetooth module.
When a kind of display device with backstage cryptoguard of the present invention uses, after the power switch opening LED dot matrix screen and control system switch, LED dot matrix screen should show the content of preserving last time.User's available handsets or other mobile terminals and its wireless communication module send data, password authentification is carried out according to the code data in password register, when the displaying contents can will revised after password authentification completes is sent in write the present invention, finally exports LED dot matrix screen to and show.All must first authentication password before each content modification, thus guarantee the legitimacy that operates, effectively avoid the situation of malicious modification screen content.
With reference to figure 2, a kind of display-apparatus control method with backstage cryptoguard of the present invention, comprises the following steps:
A, the data of input are sent to display device;
Whether the data that B, judgement send over are cipher feature value, if so, enter password modify steps; Otherwise, then step C is performed;
C, password authentification is carried out to data, and judge that whether it is by checking, if so, then performs step D; Otherwise, then judge data invalid, it does not processed;
D, judge that whether the form of data is legal, if so, then send data to processing module and according to data, displaying contents modified; Otherwise, then judge data invalid, it does not processed.
With reference to figure 3, as the further improvement of described a kind of display-apparatus control method with backstage cryptoguard, described password modify steps, it specifically comprises:
B1, password authentification is carried out to data, and judge that whether it is by checking, if so, then notice input new password, and write the password field in new password data and amendment character library storer, and then perform step C; Otherwise, then error message is back to input equipment prompt cipher mistake, and performs step B2;
B2, judge that whether code error number of times is more than 5 times, if so, then terminates and quits a program; Otherwise, then point out and again input password and return execution steps A.
With reference to figure 4, as the further improvement of described a kind of display-apparatus control method with backstage cryptoguard, described password authentification, it specifically comprises:
C1, the code data read in storage and character library storer;
C2, the code data of reading and the data of input are compared, judge that whether it is consistent, if so, then password authentification is passed through; Otherwise, then not by password authentification.
Adopt bluetooth module to carry out radio communication in the embodiment of the present invention, specific embodiments of the invention are as follows:
S1, support that the input equipment of bluetooth is connected with display device by mobile phone etc., the data of input are sent in display device;
Whether the data that S2, judgement send over are cipher feature value, if so, perform step S3; Otherwise, then step S5 is performed;
S3, the code data read in storage and character library storer, compare the code data of reading and the data of input, judge that whether it is consistent, if, then notice input new password, and write the password field in new password data and amendment character library storer, and then perform step S5; Otherwise, then error message is back to input equipment prompt cipher mistake, and performs step S4;
S4, judge that whether code error number of times is more than 5 times, if so, then terminates and quits a program; Otherwise, then point out and again input password and return execution step S1.
S5, the code data read in storage and character library storer, compare the code data of reading and the data of input, judges that whether it is consistent, if so, then perform step S6; Otherwise, then judge data invalid, it does not processed;
S6, judge that whether the form of data is legal, if so, then send data to processing module and according to data, displaying contents modified; Otherwise, then judge data invalid, it does not processed.
From foregoing; a kind of display device with backstage cryptoguard of the present invention and control method thereof are by setting up password authentification; when user needs the displaying contents revising display device; need the correctness of first authentication password; thus make unwarranted user cannot operate amendment displaying contents; effectively prevent the situation of malicious modification displaying contents, greatly strengthen security.
More than that better enforcement of the present invention is illustrated, but the invention is not limited to described embodiment, those of ordinary skill in the art also can make all equivalent variations or replacement under the prerequisite without prejudice to spirit of the present invention, and these equivalent distortion or replacement are all included in the application's claim limited range.
Claims (8)
1. the display device with backstage cryptoguard; it is characterized in that: comprise microprocessor, LED dot matrix screen, driving circuit, character base module, password register, clock circuit, power module and wireless communication module; described microprocessor is connected with character base module, password register, clock circuit, power module and wireless communication module respectively, and the first output terminal of described microprocessor is connected by the input end of driving circuit with LED dot matrix screen.
2. a kind of display device with backstage cryptoguard according to claim 1, is characterized in that: the second output terminal of described microprocessor is also connected with backlight circuit.
3. a kind of display device with backstage cryptoguard according to claim 1, is characterized in that: described microprocessor is connected with temperature test interface.
4. a kind of display device with backstage cryptoguard according to claim 1, is characterized in that: described microprocessor is connected with expansion I/O interface.
5. a kind of display device with backstage cryptoguard according to claim 1, is characterized in that: described wireless communication module is bluetooth module.
6. the display-apparatus control method with backstage cryptoguard, is characterized in that, comprises the following steps:
A, the data of input are sent to display device;
Whether the data that B, judgement send over are cipher feature value, if so, enter password modify steps; Otherwise, then step C is performed;
C, password authentification is carried out to data, and judge that whether it is by checking, if so, then performs step D; Otherwise, then judge data invalid, it does not processed;
D, judge that whether the form of data is legal, if so, then send data to processing module and according to data, displaying contents modified; Otherwise, then judge data invalid, it does not processed.
7. a kind of display-apparatus control method with backstage cryptoguard according to claim 6, it is characterized in that: described password modify steps, it specifically comprises:
B1, password authentification is carried out to data, and judge that whether it is by checking, if so, then notice input new password, and write the password field in new password data and amendment character library storer, and then perform step C; Otherwise, then error message is back to input equipment prompt cipher mistake, and performs step B2;
B2, judge that whether code error number of times is more than 5 times, if so, then terminates and quits a program; Otherwise, then point out and again input password and return execution steps A.
8. a kind of display-apparatus control method with backstage cryptoguard according to claim 6 or 7, it is characterized in that: described password authentification, it specifically comprises:
C1, the code data read in storage and character library storer;
C2, the code data of reading and the data of input are compared, judge that whether it is consistent, if so, then password authentification is passed through; Otherwise, then not by password authentification.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510116295.3A CN104732923A (en) | 2015-03-17 | 2015-03-17 | Display device with background password protection and control method of display device |
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| CN201510116295.3A CN104732923A (en) | 2015-03-17 | 2015-03-17 | Display device with background password protection and control method of display device |
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| CN201510116295.3A Pending CN104732923A (en) | 2015-03-17 | 2015-03-17 | Display device with background password protection and control method of display device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109523948A (en) * | 2018-12-28 | 2019-03-26 | 深圳市奥拓电子股份有限公司 | LED display authentication control method, LED display and storage medium |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH1094058A (en) * | 1996-07-31 | 1998-04-10 | Philips Electron Nv | Device consisting of protection system for identification number and protecting method for identification number |
| CN201281917Y (en) * | 2008-10-30 | 2009-07-29 | 西安工业大学 | Real time display system for nonemergency use of colleges and universities flow classrooms |
| CN101533432A (en) * | 2008-03-14 | 2009-09-16 | 鸿富锦精密工业（深圳）有限公司 | System and method for password protection |
| CN101640010A (en) * | 2009-08-19 | 2010-02-03 | 华南理工大学 | LED display screen system based on mobile device remote control and communication method thereof |
| US20100295878A1 (en) * | 2007-11-12 | 2010-11-25 | Bundesdruckerei Gmbh | Document with an Integrated Display Device |
| CN201698437U (en) * | 2010-07-21 | 2011-01-05 | 福建捷联电子有限公司 | Display with password anti-theft function |
| CN101996289A (en) * | 2009-08-24 | 2011-03-30 | 鸿富锦精密工业（深圳）有限公司 | Computer with password boot-up function and boot-up method thereof |
| CN102546787A (en) * | 2011-12-29 | 2012-07-04 | 深圳市中庆微科技开发有限公司 | Light-emitting diode (LED) display system controlled by cloud computing |
| CN102592101A (en) * | 2011-12-30 | 2012-07-18 | 广东工业大学 | Method and system for protecting LED display management software safety |
| CN103455740A (en) * | 2013-08-30 | 2013-12-18 | 深圳创维数字技术股份有限公司 | Cipher processing method, device and terminal |
-
2015
- 2015-03-17 CN CN201510116295.3A patent/CN104732923A/en active Pending
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH1094058A (en) * | 1996-07-31 | 1998-04-10 | Philips Electron Nv | Device consisting of protection system for identification number and protecting method for identification number |
| US20100295878A1 (en) * | 2007-11-12 | 2010-11-25 | Bundesdruckerei Gmbh | Document with an Integrated Display Device |
| CN101533432A (en) * | 2008-03-14 | 2009-09-16 | 鸿富锦精密工业（深圳）有限公司 | System and method for password protection |
| CN201281917Y (en) * | 2008-10-30 | 2009-07-29 | 西安工业大学 | Real time display system for nonemergency use of colleges and universities flow classrooms |
| CN101640010A (en) * | 2009-08-19 | 2010-02-03 | 华南理工大学 | LED display screen system based on mobile device remote control and communication method thereof |
| CN101996289A (en) * | 2009-08-24 | 2011-03-30 | 鸿富锦精密工业（深圳）有限公司 | Computer with password boot-up function and boot-up method thereof |
| CN201698437U (en) * | 2010-07-21 | 2011-01-05 | 福建捷联电子有限公司 | Display with password anti-theft function |
| CN102546787A (en) * | 2011-12-29 | 2012-07-04 | 深圳市中庆微科技开发有限公司 | Light-emitting diode (LED) display system controlled by cloud computing |
| CN102592101A (en) * | 2011-12-30 | 2012-07-18 | 广东工业大学 | Method and system for protecting LED display management software safety |
| CN103455740A (en) * | 2013-08-30 | 2013-12-18 | 深圳创维数字技术股份有限公司 | Cipher processing method, device and terminal |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109523948A (en) * | 2018-12-28 | 2019-03-26 | 深圳市奥拓电子股份有限公司 | LED display authentication control method, LED display and storage medium |
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Application publication date: 20150624 |