CN102353827A - Generation method of display module working voltage 2D code and generation system thereof - Google Patents
Generation method of display module working voltage 2D code and generation system thereof Download PDFInfo
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- CN102353827A CN102353827A CN2011102416003A CN201110241600A CN102353827A CN 102353827 A CN102353827 A CN 102353827A CN 2011102416003 A CN2011102416003 A CN 2011102416003A CN 201110241600 A CN201110241600 A CN 201110241600A CN 102353827 A CN102353827 A CN 102353827A
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Abstract
The invention discloses a generation method of a display module working voltage 2D code. The method is characterized by: through an automatic contrast adjusting system, determining an optimum operating voltage of a display module; through a voltage automation acquisition system, collecting the optimum operating voltage of the display module; through the voltage automation acquisition system, transmitting the optimum operating voltage of the display module to a 2D code printing system; through the 2D code printing system, printing the 2D code containing the optimum operating voltage. By using the generation method of the display module working voltage 2D code, the optimum operating voltage of the display module can be automatically measured and determined; the optimum operating voltage 2D code of the display module can be automatically printed. Time and manpower costs can be saved. Measuring accuracy of the display module voltage can be raised. An embodiment of the invention also provides a corresponding generation system of the display module voltage 2D code.
Description
Technical field
The present invention relates to the display technology field, be specifically related to show the generation method and the generation system of module operating voltage 2D sign indicating number.
Background technology
Show module, show module etc., after producing, give the driving voltage that shows that module is best when using, measure the optimum operating voltage that each shows module earlier for the ease of the client like liquid crystal display module or Electronic Paper.The measuring method that shows the module optimum operating voltage in the prior art is to adopt the manual measurement mode; Measure the operating voltage that shows module with multimeter; After repeatedly measuring the optimum voltage of confirming the demonstration module; Said optimum voltage manual work is input in the print system, prints the optimum operating voltage 2D sign indicating number of said demonstration module.Said optimum operating voltage 2D sign indicating number is attached on the demonstration module, needs only when the client uses driving voltage is arranged to show that the optimum operating voltage of module is just passable.
In research and practice process to prior art; The present inventor finds; Manual measurement confirms to show the optimum operating voltage of module; Through manual work the optimum operating voltage of said demonstration module is input to print system again; Print the optimum operating voltage 2D sign indicating number of said demonstration module; Not only lose time, and labor intensive, and measuring accuracy is low.
Summary of the invention
The embodiment of the invention provides a kind of operating voltage 2D code generating method and generation system that shows module; Can measure and confirm to show the optimum operating voltage of module automatically; Automatically print the 2D sign indicating number that comprises the optimum operating voltage that shows module, do not need manual measurement will show that with artificial the optimum voltage of module is input to print system.
A kind of generation method that shows the operating voltage 2D sign indicating number of module comprises:
Confirm the optimum operating voltage of said demonstration module through auto contrast's regulating system;
Gather the optimum operating voltage of said demonstration module through the voltage automated collection systems;
Through said voltage automated collection systems the optimum operating voltage of said demonstration module is transferred to 2D code printing system;
Go out to show module voltage 2D sign indicating number through the system print of said 2D code printing.
A kind of generation system that shows module operating voltage 2D sign indicating number comprises: auto contrast's regulating system, voltage automated collection systems, 2D code printing system;
Said auto contrast's regulating system confirms to show the optimum operating voltage of module;
Said voltage automated collection systems after said auto contrast's regulating system is confirmed the optimum operating voltage of said demonstration module, the optimum operating voltage of gathering said demonstration module;
Said voltage automated collection systems is transferred to said 2D code printing system with the optimum operating voltage of said demonstration module;
The system print of said 2D code printing goes out said demonstration module voltage 2D sign indicating number.
The embodiment of the invention adopts the optimum operating voltage of confirming said demonstration module through auto contrast's regulating system; Gather the optimum operating voltage of said demonstration module through the voltage automated collection systems; Through said voltage automated collection systems the optimum operating voltage of said demonstration module is transferred to 2D code printing system, shows module voltage 2D sign indicating number through said 2D code printing system print.In prior art; Use universal meter repeatedly to measure the operating voltage that shows module by manual work; Confirm to show the optimum operating voltage of module; Optimum operating voltage manual work with said demonstration module is input to computer again; Printing demonstration module voltage 2D sign indicating number compares; Demonstration module voltage 2D code printing method provided by the invention and print system; Can measure and confirm to show the optimum operating voltage of module automatically; Automatically print the 2D sign indicating number that shows module voltage; Do not need manual measurement will show that with artificial the optimum voltage of module is input to print system; Promptly save the time, saved human cost, and improved the certainty of measurement that shows module voltage.
Description of drawings
Fig. 1 is an embodiment synoptic diagram that shows module voltage 2D code generating method in the embodiment of the invention;
Fig. 2 is an embodiment synoptic diagram that shows module voltage 2D sign indicating number generation system in the embodiment of the invention;
Fig. 3 is another embodiment synoptic diagram that shows module voltage 2D sign indicating number generation system in the embodiment of the invention;
Fig. 4 is another embodiment synoptic diagram that shows module voltage 2D sign indicating number generation system in the embodiment of the invention.
Embodiment
Below be that example specifies demonstration module operating voltage 2D code generating method provided by the invention and generation system with the liquid crystal display module; Demonstration module operating voltage 2D code generating method provided by the invention and generation system also can be used for other and show module; Show module etc. like Electronic Paper; Those skilled in the art can release on basis disclosed by the invention; But the present invention is not subjected to the restriction of following specific embodiment, belongs to the scope of the present invention's protection based on other embodiment of inventive concept yet.
The embodiment of the invention provides a kind of demonstration module operating voltage 2D code generating method, can measure the optimum operating voltage that shows module automatically, prints the 2D sign indicating number that shows module voltage automatically.The embodiment of the invention also provides corresponding demonstration module voltage 2D sign indicating number generation system.Below be elaborated respectively.
Consult Fig. 1, show in the embodiment of the invention that an embodiment of the generation method of module operating voltage 2D sign indicating number comprises:
101, confirm the optimum operating voltage of said demonstration module through auto contrast's regulating system.
Auto contrast's regulating system is to confirm to show the optimum operating voltage of module through following method, is example with the liquid crystal display module:
Comprise complete white and complete black luminance point in the same painting face that the liquid crystal display module shows; Under an operating voltage; Gather the complete white and full surface brightness value of deceiving the point of state of liquid crystal display module simultaneously; And convert the light signal of said brightness value into the corresponding simulating electric signal; In practical operation, carry out luminance brightness collection through electrooptical devices such as photoresistance, photodiodes;
Convert the said complete white and complete pairing analog electrical signal of brightness value of deceiving the point of state into corresponding digital signal;
According to the complete white and complete corresponding data signal of brightness value of deceiving the point of state after the said analog-to-digital conversion; Calculate the contrast of said liquid crystal display module; In theory; The contrast of said liquid crystal display module is the ratio of surface brightness value with the surface brightness value of the point of complete black state of the full point of state in vain; The fall into a trap method of calculating contrast of the embodiment of the invention is the ratio of the pairing data signal of surface brightness value and the pairing data signal of surface brightness value of the point of complete black state of the point of complete white state, and in fact the result of this contrast that computational methods obtain in two is identical;
The operating voltage of adjustment liquid crystal display module; With previous different operating voltage under; Gather the brightness value of the state surface of full point white and that deceive entirely in the same painting face once more; And convert the light signal of said brightness value into the corresponding simulating electric signal; With the complete white and full surface brightness value corresponding simulating electrical signal conversion of deceiving the point of state of being gathered is digital signal, calculates the adjustment back voltage contrast of demonstration module down;
Repeatedly adjustment shows the operating voltage of module; Behind each adjustment voltage; All to carry out complete white and full surface brightness value of deceiving the point of state in above-mentioned collection the same painting face; And convert the light signal of said brightness value into the corresponding simulating electric signal; With the complete white and full surface brightness value corresponding simulating electrical signal conversion of deceiving the point of state of being gathered is digital signal, calculates the operation of the contrast of demonstration module down of adjustment back voltage;
After repeatedly adjusting the operating voltage of liquid crystal display module; Obtain the corresponding contrast of a plurality of and said adjustment back voltage; To said a plurality of contrasts according to from small to large or order from big to small sort, select the optimum contrast of maximum contrast as said liquid crystal display module;
Liquid crystal display module operating voltage when selecting said optimum contrast is as the optimum operating voltage of liquid crystal display module.
102, gather the optimum operating voltage of said demonstration module through the voltage automated collection systems.
After auto contrast's regulating system is confirmed the optimum operating voltage of liquid crystal display module; The optimum operating voltage of said liquid crystal display module is exported to the voltage automated collection systems; The voltage automated collection systems receives the simulating signal of the optimum operating voltage of said liquid crystal display module, is the digital signal of the optimum operating voltage of liquid crystal display module with the analog signal conversion of the optimum operating voltage of said liquid crystal display module.
103, through said voltage automated collection systems the optimum operating voltage of said demonstration module is transferred to 2D code printing system.
The voltage automated collection systems is given 2D code printing system with the digital data transmission of the optimum operating voltage of said liquid crystal display module.
104, go out to comprise the 2D sign indicating number that shows the module optimum operating voltage through the system print of said 2D code printing.
2D code printing system comprises computing machine and the 2D code printer that liquid crystal display module voltage loading routine is installed; The voltage automated collection systems is exported to said computing machine with the digital signal of said liquid crystal display module optimum operating voltage; Said computing machine links to each other with the 2D code printer; After the 2D code printer was received print command, the 2D code printing of digital signal that will comprise the optimum operating voltage of said liquid crystal display module came out.
In the embodiment of the invention; Confirm the optimum operating voltage of said liquid crystal display module through auto contrast's regulating system; Gather the optimum operating voltage of said liquid crystal display module through the voltage automated collection systems; Through said voltage automated collection systems the optimum operating voltage of said liquid crystal display module is transferred to 2D code printing system, through said 2D code printing system print liquid crystal display module voltage 2D sign indicating number.In prior art; Use universal meter to measure the liquid crystal display module by manual work; Confirm the optimum operating voltage of liquid crystal display module; Optimum operating voltage manual work with said liquid crystal display module is input to computer again; Printing liquid crystal display module voltage 2D sign indicating number compares; Liquid crystal display module voltage 2D code printing method provided by the invention; Can measure the optimum operating voltage of liquid crystal display module automatically; Automatically print the 2D sign indicating number of liquid crystal display module voltage; Do not need manual measurement and artificial optimum voltage to be input to print system with the liquid crystal display module; Promptly save the time, saved human cost, and improved the certainty of measurement that shows module voltage.
For ease of understanding, be described in detail with the generation method of a concrete application scenarios below the demonstration module voltage 2D sign indicating number described in the foregoing description, particularly, the demonstration module in the present embodiment is the liquid crystal display module:
The optimum operating voltage 2D sign indicating number generation system of liquid crystal display module is regulated the optimum operating voltage of confirming the liquid crystal display module through auto contrast's regulating system, and is concrete:
When the liquid crystal display module is worked under 3V voltage; Gather complete white and full surface brightness value of deceiving the point of state in the same painting face simultaneously by two identical photodiodes; It is 1V that the complete white state luminance value that collects is converted to analog electrical signal; Said analog electrical signal 1V is 160 after being converted to data signal by A/D converter (coding range 0～255); It is 0.02V that the complete black state luminance value that collects is changed to analog electrical signal; Said analog electrical signal 0.03V is 4 after being converted to data signal by A/D converter (coding range 0～255), and the contrast of liquid crystal display module under the 3V operating voltage is 160/4=40;
The operating voltage of liquid crystal display module is adjusted into 4V; Complete white and full surface brightness value of deceiving the point of state in collection the same painting face; It is 1.5V that the complete white state luminance value that collects is converted to analog electrical signal; Said analog electrical signal 1.5V is 210 after being converted to data signal by A/D converter (coding range 0～255); It is 0.02V that the complete black state luminance value that collects is changed to analog electrical signal; Said analog electrical signal 0.02V is 3 after being converted to data signal by A/D converter (coding range 0～255), and the contrast of liquid crystal display module under the 4V operating voltage is 210/3=70;
The operating voltage of liquid crystal display module is adjusted into 5V; Complete white and full surface brightness value of deceiving the point of state in collection the same painting face; It is 2V that the complete white state luminance value that collects is converted to analog electrical signal; Said analog electrical signal 2V is 240 after being converted to data signal by A/D converter (coding range 0～255); It is 0.01V that the complete black state luminance value that collects is changed to analog electrical signal; Said analog electrical signal 0.01V is 2 after being converted to data signal by A/D converter (coding range 0～255), and the contrast of liquid crystal display module under the 5V operating voltage is 220/2=110;
The operating voltage of liquid crystal display module is adjusted into 6V; Complete white and full surface brightness value of deceiving the point of state in collection the same painting face; It is 2.5V that the complete white state luminance value that collects is converted to analog electrical signal; Said analog electrical signal 2.5V is 225 after being converted to data signal by A/D converter (coding range 0～255); It is 0.04V that the complete black state luminance value that collects is changed to analog electrical signal; Said analog electrical signal 0.04V is 5 after being converted to data signal by A/D converter (coding range 0～255), and the contrast of liquid crystal display module under the 6V operating voltage is 225/5=45;
The operating voltage of liquid crystal display module is adjusted into 7V; Complete white and full surface brightness value of deceiving the point of state in collection the same painting face; It is 3V that the complete white state luminance value that collects is converted to analog electrical signal; Said analog electrical signal 3V is 240 after being converted to data signal by A/D converter (coding range 0～255); It is 0.05V that the complete black state luminance value that collects is changed to analog electrical signal; Said analog electrical signal 0.05V is 8 after being converted to data signal by A/D converter (coding range 0～255), and the contrast of liquid crystal display module under the 7V operating voltage is 240/8=30;
With above-mentioned collection and the result of calculation of liquid crystal display module under different operating voltage is concluded in the following table, like table 1:
Table 1: show the contrast under the module different operating voltage
To the contrast that calculates under the different operating voltage in the last table according to from big to small rank order; Ranking results is: 110＞70＞45＞40＞30; Selecting contrast is 110 as optimum contrast; Contrast is that the operating voltage of 110 pairing demonstration modules is 5V, confirms therefore to show that the optimum operating voltage of module is 5V.
Auto contrast's regulating system sends to the voltage automated collection systems with the analog voltage signal of the optimum operating voltage 5V of said liquid crystal display module; The A/D converter that comprises 4 codings in the voltage automated collection systems; After A/D converter receives the analog signal of said 5V optimum operating voltage; Said liquid crystal optimum operating voltage 5V is converted to digital signaling zero 101; The voltage automated collection systems inputs to the computer in the 2D code printing system with the digital signaling zero 101 of said liquid crystal display module optimum operating voltage; Said computer is equipped with liquid crystal display module voltage input program; Computer is by decoding; The optimum operating voltage of obtaining said demonstration module is 5V; And said optimum operating voltage 5V is input in the print routine; Indication 2D code printer is printed, and the 2D code printer prints the demonstration module voltage 2D sign indicating number that comprises said optimum operating voltage 5V.
In above-mentioned application scenarios; Confirm that through auto contrast's regulating system the optimum operating voltage of liquid crystal display module is 5V; The voltage automated collection systems converts the operating voltage of said 5V into digital signaling zero 101; And the digital signaling zero 101 of the optimum operating voltage of said liquid crystal display module is input in the computing machine; Computing machine obtains optimum operating voltage wherein through decoding, and the system print of indication 2D code printing goes out liquid crystal display module 2D sign indicating number.In prior art; Use universal meter to measure by manual work and show module; Confirm to show the optimum operating voltage of module; Optimum operating voltage manual work with said demonstration module is input to computer again; Printing demonstration module voltage 2D sign indicating number compares; Liquid crystal display module voltage 2D code printing method provided by the invention; Can measure the optimum operating voltage of liquid crystal display module automatically; Automatically print the 2D sign indicating number of liquid crystal display module voltage; Do not need manual measurement will show that with artificial the optimum voltage of module is input to print system; Promptly save the time, saved human cost, and improved the certainty of measurement that shows module voltage.
Consult Fig. 2, an embodiment of the generation system of the liquid crystal display module voltage 2D sign indicating number that the embodiment of the invention provides comprises: auto contrast's regulating system 201, voltage automated collection systems 202 and 2D code printing system 203.
The optimum operating voltage that said auto contrast's regulating system 201 is confirmed the liquid crystal display module;
Said voltage automated collection systems 202 after said auto contrast's regulating system 201 is confirmed the optimum operating voltage of said liquid crystal display modules, the optimum operating voltage of gathering said liquid crystal display module;
Said voltage automated collection systems 202 is transferred to said 2D code printing system 203 with the optimum operating voltage of said liquid crystal display module;
Said 2D code printing system 203 prints the 2D sign indicating number that comprises liquid crystal display module optimum operating voltage.
In the embodiment of the invention; The optimum operating voltage that auto contrast's regulating system 201 is confirmed the liquid crystal display module; Voltage automated collection systems 202 is after said auto contrast's regulating system 201 is confirmed the optimum operating voltage of said liquid crystal display module; Gather the optimum operating voltage of said liquid crystal display module; Said voltage automated collection systems 202 is transferred to said 2D code printing system 203 with the optimum operating voltage of said liquid crystal display module, and said 2D code printing system 203 prints said liquid crystal display module operating voltage 2D sign indicating number.In prior art; After using universal meter to measure the optimum operating voltage that shows module by manual work; Manual work is input to said optimum operating voltage in the 2D code printing system; Printing the 2D sign indicating number that shows module voltage compares; Demonstration module voltage 2D sign indicating number generation system provided by the invention; Can measure the optimum operating voltage that shows module automatically; Automatically print the 2D sign indicating number that shows module voltage; Do not need manual measurement will show that with artificial the optimum voltage of module is input to print system; Promptly saved the time; Save human cost, and improved the certainty of measurement that shows module voltage.
Consult Fig. 3; On the basis of the foregoing description; Another embodiment of the generation system of the liquid crystal display module voltage 2D sign indicating number that the embodiment of the invention provides comprises: said auto contrast's regulating system 201 comprises, first collecting unit 2010, second collecting unit 2011, AD conversion unit 2012, computing unit 2013, voltage-adjusting unit 2014 and sequencing selection unit 2015.
Voltage-adjusting unit 2014 is used for calculating the liquid crystal display module after the contrast under the operating voltage at said computing unit 2013, adjusts the operating voltage of said liquid crystal display module;
Repeat above-mentioned first collecting unit, 2010, the second collecting units 2011, AD conversion unit 2012, the course of work of computing unit 2013 is confirmed the optimum contrast of said demonstration module up to said auto contrast's regulating system;
First collecting unit 2010 and second collecting unit 2011 in the embodiment of the invention can be electrooptical devices such as photoresistance or photodiode, can gather light signal, and convert light signal into electric signal.AD conversion unit is an A/D converter.
In the embodiment of the invention; First collecting unit 2010 in auto contrast's regulating system 201 in the liquid crystal display module voltage 2D sign indicating number generation system is in the surface brightness value of gathering complete white state; The surface brightness value that second collecting unit 2011 is gathered complete black state; AD conversion unit 2012 carries out analog-to-digital conversion with the complete white surface brightness value with complete black state that said first collecting unit 2010 and second collecting unit 2012 collect; The contrast that computing unit 2013 calculates said liquid crystal display module; The operating voltage of the said demonstration module of voltage-adjusting unit 2014 adjustment; Repeat the course of work of first collecting unit 2010 to computing unit 2013; After sequencing selection unit 2015 calculates the contrast that shows module under a plurality of voltages at said computing unit 2013; To the contrast that calculates under said each voltage according to from big to small or order from small to large sort, select the optimum operating voltage of the pairing liquid crystal display module of maximum-contrast operating voltage as the liquid crystal display module.Specifically described definite process of liquid crystal display module optimum operating voltage in the present embodiment; The optimum operating voltage of the liquid crystal display module of confirming in the present embodiment; With confirm to show that through the multimeter manual measurement optimum operating voltage of module compares in the prior art, improved the measuring accuracy that shows the module optimum operating voltage.
Consult Fig. 4; On the basis of the foregoing description; Another embodiment of the generation system of the demonstration module voltage 2D sign indicating number that the embodiment of the invention provides comprises: said voltage automated collection systems 202 comprises; Receiving element 2020 and AD conversion unit 2021, said 2D code printing system comprises computing machine 2030 and 2D code printer 2031.
Receiving element 2020 is used to receive the simulating signal of the optimum operating voltage of said liquid crystal display module;
Receiving element 2020 in the embodiment of the invention can realize that receiving element 2020 is equivalent to the input pin of receiving element 2020 through an A/D converter with AD conversion unit 2021.
In the present embodiment; The analog signal that receiving element 2020 in the voltage automated collection systems 202 in the liquid crystal display module voltage 2D sign indicating number generation system is gathered the optimum operating voltage of said liquid crystal display module; AD conversion unit 2021 is the data signal of the optimum operating voltage of liquid crystal display module with the analog signal conversion of the optimum operating voltage of said liquid crystal display module; And give the computer 2030 in the said 2D code printing system 203 with the digital data transmission of the optimum operating voltage of said liquid crystal display module; The data signal that computer 2030 receives the optimum operating voltage of said liquid crystal display module; And transmit and print indication information to the 2D code printer; Said computer is equipped with liquid crystal display module voltage and receives program; 2D code printer 2031 is printed the 2D sign indicating number of the data signal that comprises the said optimum operating voltage of stating the liquid crystal display module after the printing indication of receiving said computer.Specifically described voltage automated collection systems 202 in the embodiment of the invention optimum operating voltage of said liquid crystal display module has been transferred to 2D code printing system; The system print of 2D code printing goes out the process of liquid crystal display module voltage 2D sign indicating number; In prior art; The optimum operating voltage that will show module through manual work is input to computing machine; Printing the 2D sign indicating number again compares; Both practiced thrift the time, saved manual work again.
One of ordinary skill in the art will appreciate that all or part of step in the whole bag of tricks of the foregoing description is to instruct relevant hardware to accomplish through program; This program can be stored in the computer-readable recording medium, and storage medium can comprise: ROM, RAM, disk or CD etc.
More than method and generation system that demonstration module voltage 2D sign indicating number that the embodiment of the invention provided is generated carried out detailed introduction; Used concrete example among this paper principle of the present invention and embodiment are set forth, the explanation of above embodiment just is used for helping to understand method of the present invention and core concept thereof; Simultaneously, for one of ordinary skill in the art, according to thought of the present invention, the part that on embodiment and range of application, all can change, in sum, this description should not be construed as limitation of the present invention.
Claims (10)
1. a generation method that shows module operating voltage 2D sign indicating number is characterized in that, comprising:
Confirm the optimum operating voltage of said demonstration module through auto contrast's regulating system;
Gather the optimum operating voltage of said demonstration module through the voltage automated collection systems;
Through said voltage automated collection systems the optimum operating voltage of said demonstration module is transferred to 2D code printing system;
Go out to include the 2D sign indicating number that shows the module optimum operating voltage through the system print of said 2D code printing.
2. the generation method of demonstration module operating voltage 2D sign indicating number according to claim 1 is characterized in that: saidly confirm that through auto contrast's regulating system the optimum operating voltage of said demonstration module comprises:
Show module operating voltage following time, gather the surface brightness value of the point of complete white and complete black state;
Said complete white and full surface brightness value of deceiving the point of state is carried out analog to digital conversion;
According to the complete white and full surface brightness value of deceiving the point of state after the said analog to digital conversion, calculate the contrast of said demonstration module;
Adjust the operating voltage of said demonstration module, the step of repeating above said collection, analog to digital conversion and calculating contrast is up to the optimum contrast of confirming said demonstration module;
Demonstration module operating voltage when selecting said contrast best is as the optimum operating voltage that shows module.
3. the generation method of demonstration module operating voltage 2D sign indicating number according to claim 2 is characterized in that: the surface brightness value of said point to complete white and complete black state carries out also comprising before the analog-to-digital step:
In same breadth, gather the surface brightness value of the point of in vain complete and complete black state simultaneously;
Divide two-way that the said surface brightness value of white with black full point is entirely inputed to same modulus and change the commentaries on classics device.
4. according to the generation method of any described demonstration module operating voltage 2D sign indicating number of claim 1～3, it is characterized in that: said optimum operating voltage of gathering said demonstration module through the voltage automated collection systems comprises:
Gather the simulating signal of the optimum operating voltage of said demonstration module;
With the analog signal conversion of the optimum operating voltage of said demonstration module digital signal for the optimum operating voltage that shows module.
5. the generation method of demonstration module operating voltage 2D sign indicating number according to claim 4; It is characterized in that: said voltage automated collection systems is given 2D code printing system, the operating voltage 2D sign indicating number of the said demonstration module of said 2D code printing system print with the digital data transmission of the optimum operating voltage of said demonstration module.
6. a generation system that shows module operating voltage 2D sign indicating number is characterized in that, comprising: auto contrast's regulating system, voltage automated collection systems and 2D code printing system;
Said auto contrast's regulating system confirms to show the optimum operating voltage of module;
Said voltage automated collection systems after said auto contrast's regulating system is confirmed the optimum operating voltage of said demonstration module, the optimum operating voltage of gathering said demonstration module;
Said voltage automated collection systems is transferred to said 2D code printing system with the optimum operating voltage of said demonstration module;
The system print of said 2D code printing goes out to include the 2D sign indicating number that shows the module optimum operating voltage.
7. the generation system of demonstration module operating voltage 2D sign indicating number according to claim 6 is characterized in that said auto contrast's regulating system comprises:
Collecting unit is used to show module operating voltage following time, gathers the surface brightness value of the point of complete white and complete black state, and the light signal of the surface brightness value of will be said complete white and the point of deceiving state entirely converts the corresponding simulating electric signal into;
AD conversion unit is used for the surface brightness value corresponding simulating electrical signal conversion of the point of the said complete white and complete black state after the conversion of said collecting unit is corresponding digital signal;
Computing unit is used for the corresponding digital signal of surface brightness value according to the point of the complete white and complete black state after the said AD conversion unit conversion, calculates the contrast of said demonstration module;
Voltage-adjusting unit is used for calculating the demonstration module after the contrast under the operating voltage at said computing unit, adjusts the operating voltage of said demonstration module;
The course of work of repeating above said collection unit, AD conversion unit and computing unit is confirmed the optimum contrast of said demonstration module up to said auto contrast's regulating system;
The sequencing selection unit; Be used for after said computing unit calculates the contrast that shows module under a plurality of voltages; To the contrast that calculates under said each voltage according to from big to small or order from small to large sort, select the pairing demonstration module of maximum-contrast operating voltage as the optimum operating voltage that shows module.
8. the generation system of demonstration module operating voltage 2D sign indicating number according to claim 7 is characterized in that said collecting unit has two, at synchronization, gathers complete white and full surface brightness value of deceiving the point of state in the same painting face respectively.
9. according to the generation system of any described demonstration module operating voltage 2D sign indicating number of claim 6～8, it is characterized in that said voltage automated collection systems comprises:
Receiving element is used to receive the simulating signal of the optimum operating voltage of said demonstration module;
AD conversion unit is used for after said receiving element receives the simulating signal of optimum operating voltage of said demonstration module, with the analog signal conversion of the optimum operating voltage of the said demonstration module digital signal for the optimum operating voltage that shows module.
10. the generation system of demonstration module operating voltage 2D sign indicating number according to claim 9 is characterized in that, said 2D code printing system comprises:
Computing machine is used to receive the digital signal of the optimum operating voltage of said demonstration module, and transmits and print indication information and give the 2D code printer, and said computing machine is equipped with the reception program that shows the module operating voltage;
The 2D code printer is used for after the printing indication of receiving said computing machine, prints to include the 2D sign indicating number that shows the module optimum operating voltage.
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Application publication date: 20120215 |