CN1939745A - Method for printing data by inspecting modular signals - Google Patents
Method for printing data by inspecting modular signals Download PDFInfo
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- CN1939745A CN1939745A CN 200510107028 CN200510107028A CN1939745A CN 1939745 A CN1939745 A CN 1939745A CN 200510107028 CN200510107028 CN 200510107028 CN 200510107028 A CN200510107028 A CN 200510107028A CN 1939745 A CN1939745 A CN 1939745A
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Abstract
A method for printing data according to the signals detected by detecting module includes such steps as arranging multiple detecting module groups on the path of print medium in printer for dynamically correcting the location error in printing procedure, sending a signal to printer when an edge of print medium is detected by any detecting module, and regulating the contents to be printed by the print control unit according to the location data taken in the first printing for improving printing quality.
Description
Technical field
The method of the relevant a kind of print data of the present invention especially refers to a kind of method of the detection signal print data according to detection module.
Background technology
Mainly (ThermalPrint Head TPH) is transferred to electronic document on the paper by colour band the printing principle of present heat sublimation photo printer on the market, under each monochromatic overlapping chromatography, presents the abundant image color in colour band by a printhead.Usually for the cover accurately of all kinds of colour band being imprinted on the paper same position, the measured image of matter to overlap into clear, paper must be located before carrying out the colour band chromatography at every turn accurately.
Prior art utilize a light emitting diode (light emitting diode, LED) and a photodetector (light sensor) constitute one group of detection module with the location before printing as paper.Please refer to Fig. 1.Fig. 1 is used for the schematic diagram of thermal printer 1 of detection module 70 of locating paper sheets 60 for prior art has.Printer 1 includes a printhead 10, a colour band feed end 30, receiving end 40, a colour band 20, a mechanism of paper holding 50 and the detection module 70 taken back of the same colour.Detection module 70 comprises a light emitting diode 80 and a photodetector 90.When paper 60 is sent in the process of roller 50 and printhead 10, understand first contact detection module 70, this moment, paper 60 meetings stopped the light that light emitting diode 80 penetrates.When advancing to its leading edge, paper 60 enters between roller 50 and the printhead 10, then when the back edge of paper 60 is left detection module 70, the light that the light emitting diode 80 in the detection module 70 penetrates is no longer stopped by paper 60 and photodetector 90 in can detected module 70 receives.After photodetector 90 receives the light that light emitting diode 80 sends, promptly send a signal and give printer 1,1 time starting point of printing to start with according to this signal of printer.This moment, paper 60 was the position that begins to print on the paper 60 with printhead 10 position contacting, the point location that prior art is promptly printed as paper 60 by one group of detection module 70.
Yet all some elementary errors is different in each chromatography is printed because the tension force of the colour band 20 that is driven by colour band recovery end 40 in the printer 1 can cause paper 60 forward travel distances, and in the print procedure of different colours colour band, because the difference of the view data of printing, the tension force of colour band 20 is also inequality to the influence that paper 60 is caused.In addition because the heat effect of printer 1 in print procedure, make colour band 20 and paper 60 tension force and colour band 20 drive that drives paper 60 under different temperatures all can cause different colours chromatography to the uniformity on the paper 60 to be affected, cause image quality decrease.
Summary of the invention
Therefore, main purpose of the present invention in the method that a kind of detection signal print data according to detection module is provided to address the above problem.
The invention provides a kind of method of the detection signal print data according to detection module, include the following step: when a first detection module detects one when printing an edge of medium, a printhead begins print data; When this print media of this printhead prints, and one second detection module is when detecting first edge of this print media, writes down the Data Position of the data that this printhead prints; And work as this printhead and print this print media once more, and when this second detection module detected first edge of this print media once more, this printhead was according to this second detection module recorded data position print data when detecting first edge of this print media.
Description of drawings
Fig. 1 was used for the schematic diagram of thermal printer of detection module of locating paper sheets for before having had.
Fig. 2 is the flow chart of the present invention according to the detection signal print data of detection module.
Fig. 3 one has the schematic diagrames of the printer of many group light detection modules.
Fig. 4 touches the antemarginal schematic diagram of paper for second detection module in the printer of Fig. 3.
Fig. 5 touches the antemarginal schematic diagram of paper for the 3rd detection module in the printer of Fig. 3.
Fig. 6 is the schematic diagram of the corresponding print data of record position on the paper.
Fig. 7 is the schematic diagram of another embodiment of the present invention.
The main element symbol description
1,100 printer, 10,110 printheads
20,120 colour bands, 30,130 colour band feed ends
40,140 colour band recovery end, 50,150 mechanism of paper holding
60,160 paper, 70 detection modules
80,180,182,184 light emitting diodes, 90,190,192,194 photodetectors
162 leading edges, 164 back edge
170 first detection modules, 172 second detection modules
174 the 3rd detection module S100, S120, S140 step
The specific embodiment
Please refer to Fig. 2.The open the present invention of Fig. 2 comprises the following step according to the method for the detection signal print data of detection module:
Step S100: when a first detection module detected an edge of a printing medium, a printhead began print data;
Step S120: when this print media of this printhead prints, and one second detection module is when detecting first edge of this print media, writes down the Data Position of the data that this printhead prints;
Step S140: when this printhead is printed this print media once more, and this second detection module is when detecting first edge of this print media once more, and this printhead is according to step S120 recorded data position print data.
For asking spirit of the present invention and embodiment are described more specifically, please refer to Fig. 3, the explanation by a preferred embodiment among Fig. 3 is applied in technical characterstic in the printing to present the present invention.Fig. 3 one has the schematic diagrames of the printer 100 of many group light detection modules 170,172,174.Printer 100 includes a printhead 110, a colour band feed end 130, receiving end 140, a colour band 120, a mechanism of paper holding 150, a first detection module 170, one second detection module 172 and one the 3rd detection module 174 taken back of the same colour.Wherein first detection module 170 comprises a light emitting diode 180 and a photodetector 190, second detection module 172 comprises a light emitting diode 182 and a photodetector 192, the three detection modules 174 comprise a light emitting diode 184 and a photodetector 194.
Please refer to Fig. 4.Fig. 4 is the schematic diagram that second detection module 172 touches the back edge 164 of paper 160.When paper 160 continues to be driven to advance, touch the back edge 164 of paper 160 up to second detection module 172 in printing is carried out.The light of light emitting diode 182 ejaculations in second detection module 172 is no longer stopped by paper 160 and is received by the photodetector in second detection module 172 192 at this moment.Receive the light of light emitting diode 182 ejaculations when photodetector 192 after, promptly send a signal and give the control module of printer 100,100 of printers when receiving the signal that this second detection module 172 sends, the Data Position of the data that record printhead 110 is printed.
Fig. 5 then is the schematic diagram that the 3rd detection module 174 touches the back edge 164 of paper 160.Identical with the principle of second detection module 172 of Fig. 4, the 3rd detection module 174 also sends the control module that a signal is given printer 100 when touching the back edge 164 of paper 160,100 of printers when receiving the signal that the 3rd detection module 174 sends, the Data Position of the data that record printhead 110 is printed.
Please refer to Fig. 6.Fig. 6 is that first detection module 170, second detection module 172 and the 3rd detection module 174 send signal respectively when the back edge 164 of contact paper 160, write down when receiving signal by the control module of printer 100 again and should be printed on L1 on the paper 160, the schematic diagram of L2 and the locational corresponding print data of L3.Wherein L1 is aforementioned print position starting point, that is the L1 position of printhead 110 on paper 160 begins to print.L2 is when second detection module 172 touches the back edge 164 of paper 160, will be printed on the position on the paper 160 corresponding to the corresponding print data on the L2.L3 is when the 3rd detection module 174 touches the back edge 164 of paper 160, will be printed on the position on the paper 160 corresponding to the corresponding print data on the L3.
Extremely shown in Figure 5 as Fig. 3, when three detection modules 170,172 and 174 print for the first time and (for example to print first color: when yellow) touching the back edge 164 of paper 160, printer 100 is promptly by receiving detection module 170,172,174 signals that sent should be printed on L1 on the paper 160 to obtain respectively, the information of the corresponding print data of L2 and L3 position.Carrying out printing for the second time (for example to print second color: in program carmetta), when first detection module 170 touches the back edge 164 (this moment, printhead 110 was positioned at the position of L1 on the paper 160) of paper 160 once more, first detection module 170 also sends signal once more and gives printer 100, printer 100 is when receiving the signal that first detection module 170 sends, promptly the L1 position begins to print the data of second color on paper 160, guarantees that so paper prints the uniformity of starting point.
In the process that paper 160 continues to be driven, because the frictional force that the tension force that colour band 120 drives paper 160 can vary with temperature and mechanism of paper holding 150 drives paper 160 all has error to produce, though even so that printhead 110 can the carmetta data be printed on the paper 160 according to the speed of printing for the first time for the second time beginning to print the back, the error that takes place in the time of can be driven along with paper 160 make the carmetta data printed for the second time can't be on paper 160 each position all with the yellow data of printing for the first time weigh just (problem of this prior art).Therefore working as paper 160 is moving in printing for the second time, when second detection module 172 touches the back edge 164 of paper 160 (this moment, printhead 110 was positioned at the position of L2 on the paper), this moment, the method for print data of the present invention can compare whether the data of printing this moment are the data that should be printed on L2 position on the paper 160, then adjusting print data if not is that the data that correspond to L2 position on the paper 160 (also can be without contrast, directly adjusting print data is the data that correspond to L2 position on the paper 160), so can revise from printing the printing position error that starting point L1 begins to accumulate, with the output print quality better than prior art.
As previously mentioned, Method of printing of the present invention can be provided with the 3rd detection module 174 even the 4th, the 5th ... detection module is to do the action of finer printing correction, and its operation principle is identical with second detection module 172, does not repeat them here.
Above-mentioned Fig. 3 to Fig. 5 is the actual preferred embodiment of method of print data of the present invention.Yet the deployment way of the many groups detection module that uses in the method for print data of the present invention can not be subject to the disclosed mode of the foregoing description.For example Fig. 7 is the schematic diagram of another embodiment of the present invention.Different with a last embodiment is, the embodiment of Fig. 7 is arranged on the 3rd detection module 174 in the left side of printhead 110 on Fig. 7, be that paper 160 continues to advance left after leaving printhead 110 in edge 162 before, and after back edge 164 is successively left the first detection module 170 and second detection module 172 (these two parts are identical with a last embodiment), before the 3rd detection module 174 that is arranged on printhead 110 left sides touches paper 160 during edge 162, send the signal of the 3rd detection module 174, printhead 110 is adjusted the data content that is printed on L3 position on the paper 160 again after receiving the signal that the 3rd detection module 174 sends, with the output print quality better than prior art.
In addition, the method of the disclosed print data of utilization the present invention, can be in the path that paper 160 is advanced the quantity of increase and decrease detection module arbitrarily, and be regardless of the same side that is arranged on respect to printhead 110, can be on demand be arranged on both sides with respect to printhead 110 with various combination.
By the method for the present invention according to the detection signal print data of detection module, can be in the process of printing second, third color (or printer of other more multiple color chromatographys), dynamically revise the data content of printing, increase with printing distance with effective print position offset deviation that improves in the prior art, cause not problem accurately of chromatography.
The above only is the preferred embodiments of the present invention, and all equivalences of carrying out according to claim of the present invention change and revise, and all should belong to covering scope of the present invention.
Claims (6)
1. method according to the detection signal print data of detection module includes the following step:
(a) when a first detection module detected an edge of a printing medium, a printhead began print data;
(b) when this print media of this printhead prints, and one second detection module is when detecting an edge of this print media, writes down the Data Position of the data that this printhead prints; And
(c) print this print media once more when this printhead, and this second detection module is when detecting this edge of this print media once more, this printhead is according to step (b) recorded data position print data.
2. the method for claim 1, wherein step (a) is for when this first detection module detects the back edge of this print media, and this printhead begins print data.
3. the method for claim 1, wherein step (b) is for when this print media of this printhead prints, and this second detection module is when detecting before this print media the edge, writes down the Data Position of the data that this printhead prints.
4. method as claimed in claim 3, wherein step (c) is for printing this print media once more when this printhead, and when this second detection module detected before this print media the edge once more, this printhead was according to step (b) recorded data position print data.
5. the method for claim 1, wherein step (b) is for when this print media of this printhead prints, and this second detection module is when detecting the back edge of this print media, writes down the Data Position of the data that this printhead prints.
6. method as claimed in claim 5, wherein step (c) is for printing this print media once more when this printhead, and when this second detection module detected the back edge of this print media once more, this printhead was according to step (b) recorded data position print data.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200510107028 CN1939745A (en) | 2005-09-27 | 2005-09-27 | Method for printing data by inspecting modular signals |
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| Application Number | Priority Date | Filing Date | Title |
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| CN 200510107028 CN1939745A (en) | 2005-09-27 | 2005-09-27 | Method for printing data by inspecting modular signals |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103129187A (en) * | 2011-11-23 | 2013-06-05 | 诚研科技股份有限公司 | Printing system capable of distinguishing ribbon form |
| CN103182864A (en) * | 2011-12-31 | 2013-07-03 | 北大方正集团有限公司 | Digital printing synchronous control device and control method |
| CN104129169A (en) * | 2014-07-29 | 2014-11-05 | 江门市得实计算机外部设备有限公司 | Invalid ticket prevention printer, invalid ticket prevention printing system and invalid ticket prevention printing operation method |
| CN106696471A (en) * | 2015-07-21 | 2017-05-24 | 山东新北洋信息技术股份有限公司 | Printer and control method thereof |
| CN109789699A (en) * | 2016-09-30 | 2019-05-21 | 小森公司 | The managing device and management method of printed matter |
-
2005
- 2005-09-27 CN CN 200510107028 patent/CN1939745A/en active Pending
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103129187A (en) * | 2011-11-23 | 2013-06-05 | 诚研科技股份有限公司 | Printing system capable of distinguishing ribbon form |
| CN103182864A (en) * | 2011-12-31 | 2013-07-03 | 北大方正集团有限公司 | Digital printing synchronous control device and control method |
| CN103182864B (en) * | 2011-12-31 | 2015-05-20 | 北大方正集团有限公司 | Digital printing synchronous control device and control method |
| CN104129169A (en) * | 2014-07-29 | 2014-11-05 | 江门市得实计算机外部设备有限公司 | Invalid ticket prevention printer, invalid ticket prevention printing system and invalid ticket prevention printing operation method |
| CN104129169B (en) * | 2014-07-29 | 2016-02-03 | 江门市得实计算机外部设备有限公司 | Anti-invalidated ticket printer, anti-invalidated ticket print system and method for operating thereof |
| CN106696471A (en) * | 2015-07-21 | 2017-05-24 | 山东新北洋信息技术股份有限公司 | Printer and control method thereof |
| CN109789699A (en) * | 2016-09-30 | 2019-05-21 | 小森公司 | The managing device and management method of printed matter |
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