CN101585258A - Print controlling method applied to printer and printer thereof - Google Patents

Print controlling method applied to printer and printer thereof Download PDF

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Publication number
CN101585258A
CN101585258A CNA2008100980269A CN200810098026A CN101585258A CN 101585258 A CN101585258 A CN 101585258A CN A2008100980269 A CNA2008100980269 A CN A2008100980269A CN 200810098026 A CN200810098026 A CN 200810098026A CN 101585258 A CN101585258 A CN 101585258A
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China
Prior art keywords
group
nozzle
fragment
printer
nozzles
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Pending
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CNA2008100980269A
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Chinese (zh)
Inventor
李承龙
杨博清
蔡升龙
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Qisda Corp
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Qisda Corp
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Priority to CNA2008100980269A priority Critical patent/CN101585258A/en
Publication of CN101585258A publication Critical patent/CN101585258A/en
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Abstract

The invention discloses a print controlling method applied to a printer which comprises a plurality of nozzles, and each nozzle is driven by one of a plurality of address lines. The print controlling method comprises the following steps: the address lines are divided into M groups, and M is a positive integer; in each segment printing period, one address line corresponding to one of the M groups is encouraged to drive the corresponding nozzle, and the address lines encouraged in adjacent segment printing periods corresponds to different groups. The print controlling method and the printer provided by the invention drive the nozzles in different groups in adjacent segment printing periods by using the characteristic of a graded interleaving print mode without changing the frequency of an ink gun, and thus, only the nozzles on part of the address lines need to be driven in each printing period. The time of the segment printing periods is then shortened, and thus, the purposes of saving frequency range, improving the print speed and reducing the system load are realized.

Description

Be applied to the print control program and the printer thereof of printer
Technical field
The present invention relates to a kind of print control program and device thereof that is applied to printer, relate in particular to a kind of characteristic of using the staggered printing model of gradation, drive different print control program and the device thereof of nozzle to improve print speed at adjacent fragment printing interval.
Background technology
Ink-jet printer provides high-caliber print quality with reasonable prices, has become popular PRN device of information age.Generally speaking, ink-jet printer all includes one or more ink gun, each ink gun then includes a plurality of nozzles, in order to reduce the complexity of drive circuit, the brake assemblies that is used for controlling nozzle is arranged with matrix-style usually, and control by address wire (A-Line) and energy line (P-Line) respectively, when address wire and energy line drive simultaneously, just can make ink droplet by corresponding nozzle ejection.Usually address wire can change along with the number of nozzle with the number of energy line, and system can drive address wire in regular turn, so just can avoid opening all nozzles with the time, and then avoid above system loading.
Please refer to Fig. 1, Fig. 1 is the sequential chart that drives nozzle in the prior art in the fragment printing interval.In Fig. 1, the phase signal A and the B of two phase difference 90 degree, produced through optics chi (code stripe) by encoder with chequered with black and white pattern (pattern), if the black and white of this optics chi is spaced apart 1/150 inch, then phase signal A is divided into 1/600 inch mutually with arbitrary signal variation of B, and its lateral resolution is 600dpi (dot perinch, a dpi (dots per inch)).As shown in Figure 1, comprise 16 address wire A1~A16 altogether, article eight, energy line P1~P8, and address wire A1~A16 is unlocked in regular turn, energy line P1~P8 then looks the printing demand and opens, and after all address wires were taken turns A1~A16 through one, the energy line that each bar address wire is connected all had an opportunity to be unlocked, represent that then all nozzles all have an opportunity to be unlocked, this is called a fragment (slice) printing interval.In other words, a fragment printing interval was equivalent to through 1/600 inch required time.
As from the foregoing, must in a fragment printing interval, open address wire A1~A16 in regular turn, yet, when the number of nozzle increases, under the constant prerequisite of energy line that each address wire connected, in order to control all nozzles, be bound to such an extent that increase the number of address wire, because the number of address wire increases, and makes that a fragment printing interval is elongated, causes the print speed of system also can descend thereupon.Therefore, but print speed how to improve printer can not cause system loading, is one of important topic of this area.
Summary of the invention
One of purpose of the present invention is to provide a kind of print control program and relevant apparatus thereof that is applied to printer, and it sees through at adjacent fragment printing interval and drives different nozzles, to solve the problems of the prior art.
Embodiments of the invention have disclosed a kind of print control program that is applied to printer, and this printer comprises a plurality of nozzle arrangement and becomes a matrix, and each is driven each nozzle by one of them of many address wires.This print control program comprises: many address wires of this matrix are divided into M group, and M is a positive integer; And in each fragment printing interval, encourage one of them pairing address wire of this M group, driving corresponding this nozzle, and the address wire that is energized in adjacent fragment printing interval corresponds to different groups.
Embodiments of the invention have disclosed a kind of printer, and it includes a plurality of nozzle arrangement and becomes a matrix, nozzle drive circuit and inkjet controller.The nozzle drive circuit comprises many address wires, and each many address wire respectively is coupled to one of them of these a plurality of nozzles, is used for driving pairing this nozzle.Inkjet controller is coupled to these many address wires and these a plurality of nozzles of this nozzle drive circuit, and this inkjet controller comprises group allocation module and group's control module.The group allocation module is used for many address wires of this matrix are divided into M group, and M is a positive integer.Group's control module is used in each fragment printing interval, control this nozzle drive circuit and encourage one of them pairing this address wire of this M group, driving corresponding this nozzle, and the address wire that is energized in adjacent fragment printing interval corresponds to different groups.
Description of drawings
Fig. 1 is the sequential chart that drives nozzle in the prior art in a fragment printing interval.
Fig. 2 is the schematic diagram of the embodiment of printer of the present invention.
Fig. 3 is applied to the flow chart of example operation of the print control program of printer for the present invention.
Fig. 4 is the schematic diagram that adjacent segment printing interval of the present invention drives first embodiment of different spray nozzles.
Fig. 5 is the sequential chart of the example of the order of the driving shown in the print routine for the first time among Fig. 4.
Fig. 6 drives the schematic diagram of second embodiment of different spray nozzles at the adjacent segment printing interval for the present invention.
Fig. 7 is the sequential chart of the example of the order of the driving shown in preceding two print routines among Fig. 6.
Fig. 8 is the sequential chart of another example of the order of the driving shown in preceding two print routines among Fig. 6.
The primary clustering symbol description
A1~A16 address wire A, B phase signal
200 printers, 210 main frames
220 matrixes, 222 nozzles
P1~P8 energy line 230 nozzle drive circuits
240 inkjet controller, 242 group allocation modules
244 group's control modules, 250 paper feed motors
270 years seat motor drivers of 260 paper feed motor drivers
280 years seat motor 290 encoders
302~310 steps Pass1~Pass4 print routine
PS11~PS14、PS21~PS24、
PS31~PS34, PS41~PS44 fragment printing interval
The specific embodiment
Please refer to Fig. 2, Fig. 2 is the schematic diagram of the embodiment of printer 200 of the present invention.Printer 200 comprises (but being not limited to) a plurality of nozzles 222, nozzle drive circuit 230, inkjet controller 240, paper feed motor 250, paper feed motor driver 260, carries seat motor 280, carries seat motor driver 270 and encoder 290.Printer 200 is controlled by inkjet controller 240, print data is sent in the printer 200 by main frame 210, when the preparation print data, inkjet controller 240 is sent to ink-jet driving circuit 230 with print data, this moment, inkjet controller 240 meeting control paper feed motor drivers 260 started paper feed motors 250 to bring paper into print zone, then carry seat motor driver 270 and drive year seat motor 280 to move a plurality of nozzles 222, and detect the translational speed and the position of nozzle by encoder 290, when moving to the target location, just can drive nozzle 222 ejection ink droplets.
Please continue with reference to figure 2, in the present embodiment, a plurality of nozzles 222 are arranged in a matrix 220, and are controlled by address wire A1~A16 and energy line P1~P8 respectively, and each nozzle 222 each driven by one of them of address wire A1~A16.Nozzle drive circuit 230 is coupled between a plurality of nozzles 222 and the inkjet controller 240, is used for encouraging these address wires A1~A16 to drive a plurality of nozzles 222.Inkjet controller 240 is coupled to nozzle drive circuit 230 and a plurality of nozzles 222, and it comprises group allocation module 242 and group's control module 244.Group allocation module 242 is used for the address wire A1 of matrix 220~A16 is divided into M group, and M is a positive integer, and nozzle all on each address wire in each group 222 is divided to same group, so that a plurality of nozzles 222 are divided into M group.For instance, suppose that M equals 2, then all nozzles 222 on address wire A1~A8 can be divided to first group, and all nozzles 222 on address wire A9~A16 are divided to second group.Group's control module 244 then is to be used in each fragment printing interval, and control nozzle drive circuit 230 drives the nozzle of one of them group (first group or second group), and adjacent fragment printing interval need drive the nozzle of different groups.For instance, (be all nozzles of address wire A1~A8), driving second group in the second fragment printing interval (is all nozzles of address wire A9~A16) to drive first group in the first fragment printing interval.
Note that M fragment printing interval of every process, all nozzles all have an opportunity to be driven once.For instance, when M equaled 2, then through behind two fragment printing intervals, (all nozzles that are address wire A1~A8, address wire A9~A16) all had an opportunity to be driven once for first group and second group.In addition, printer 200 can be bubble type (thermal bubble) printer, but is not limited thereto, and also can be other class of printers.
Please refer to Fig. 3, Fig. 3 is applied to the flow chart of example operation of the print control program of printer for the present invention, it comprises (but being not limited to) following step and (please notes, if can obtain identical in fact result, then these steps might not be carried out in accordance with execution sequence shown in Figure 3):
Step 302: beginning.
Step 304: a plurality of nozzles that are arranged in matrix are provided, and each is driven each nozzle by one of them of many address wires.
Step 306: many address wires of this matrix are divided into M group, and M is a positive integer.
Step 308: nozzles all on each address wire in each group is divided to same group, being divided into M group by a plurality of nozzles.
Step 310: in each fragment printing interval, encourage M one of them pairing address wire of group, driving corresponding this nozzle, and the address wire that is energized in adjacent fragment printing interval corresponds to different groups.
Next, will cooperate each step shown in Figure 3 and each assembly shown in Figure 2 to illustrate between each assembly how to operate.In step 304, printer 200 provides a plurality of nozzles 222, and it is arranged in a matrix 220, and it is controlled by address wire A1~A16 and energy line P1~P8 respectively.In step 306~308, the group allocation module 242 of inkjet controller 240 is divided into M group (for example 2,4 or more) with the address wire A1~A16 of matrix 220, and nozzles all on each address wire in each group is divided to same group, so that a plurality of nozzles 222 are divided into M group.Then, group's control module 244 can be in each fragment printing interval, M one of them pairing address wire of group of control nozzle drive circuit 230 excitations, driving corresponding this nozzle, and the address wire that is energized in adjacent fragment printing interval corresponds to different groups (step 310).
The step that note that above-mentioned flow process only for the present invention for feasible embodiment, and unrestricted restrictive condition of the present invention, and under the situation of spirit of the present invention, the method can comprise other intermediate steps in addition is to do suitable variation.
Next, for several embodiment distribution group how and the thin portion running that how drives different spray nozzles at the adjacent segment printing interval are described.
Please refer to Fig. 4, Fig. 4 drives the schematic diagram of first embodiment of different spray nozzles at the adjacent segment printing interval for the present invention.In the present embodiment, M equals 2, and is used in 600DPI, 50% gradation (shingling) printing model of interlocking, and then every promptly can finishing through twice print routine (2-passprinting) printed some zones.As shown in Figure 4, twice print routine represent with Pass_1 and Pass_2 respectively, and respectively comprise four fragment printing intervals in the print routine each time, represents with PS11~PS14 and PS21~PS24 respectively.Ink gun is after finishing some print routines, be about to the distance of ink gun with respect to half ink gun of the past bottom offset of subject matter, so print area of the ink gun of address wire A9-A16 correspondence in fragment printing interval Pass_1, with the print area of the ink gun that address wire A1-A8 is corresponding among the fragment printing interval Pass_2, be the same print area of printing on the subject matter (as: paper).Because M equals 2, then the address wire A1~A16 with matrix 220 is divided into two groups, in the present embodiment, will odd address line A1, A3 ... all nozzles on the A15 are divided to first group, and will even address line A2, A4 ... all nozzles on the A16 are divided to second group.In first time print routine Pass_1, can in the fragment printing interval (being PS11, PS13) of odd number, look the nozzle that actual needs drives first group (being odd address line A1, A3...A15), and in the fragment printing interval (being PS12, PS14) of even number, look actual needs drive second group (be even address line A2, A4 ... nozzle A16).And in second time print routine Pass_2, then can in the fragment printing interval (that is PS21, PS23) of odd number, look actual needs drive second group (be even address line A2, A4 ... nozzle A16), and in the fragment printing interval (being PS22, PS24) of even number, look the nozzle that actual needs drives first group (being odd address line A1, A3...A15).In other words, adjacent fragment printing interval can drive the nozzle of different groups, and every through two (M=2) fragment printing intervals, and all nozzles all have an opportunity to be driven once.
Please refer to Fig. 5, Fig. 5 is the sequential chart of the example in the driving shown in the print routine Pass_1 in proper order for the first time among Fig. 4, comprises 16 address wire A1~A16 altogether, eight energy line P1~P8, and address wire A1~A16 is unlocked in regular turn, and P1~P8 then looks the printing demand and opens.In Fig. 5, it demonstrates the driving order of the address wire that is driven in preceding four fragment printing interval PS11, PS12, PS13, PS14, in the fragment printing interval (being PS11, PS13) of odd number, only need to drive the nozzle of first group (being odd address line A1, A3...A15) as can be seen, and the fragment printing interval (that is PS12, PS14) of even number in, only need driving second group (be even address line A2, A4 ... nozzle A16).Compare with the sequential chart of Fig. 1, can learn that each the fragment printing interval among Fig. 1 need drive 16 nozzles on the address wire, and each printing interval among Fig. 5 only need drive eight nozzles on the address wire.For example, suppose that each the fragment printing interval among Fig. 1 is T, then each the fragment printing interval among Fig. 5 can shorten to T/2, thus, the disclosed print control program of the present invention can shorten each needed time of fragment printing interval, to improve print speed.
Please refer to Fig. 6, Fig. 6 drives the schematic diagram of second embodiment of different spray nozzles at the adjacent segment printing interval for the present invention.In the present embodiment, M equals 4, and is used in 600DPI, the 25% gradation printing model of interlocking, and then every promptly can finishing through four print routines printed a zone.As shown in Figure 6, four times print routine is represented with Pass_1, Pass_2, Pass_3 and Pass_4 respectively, and respectively comprise four fragment printing intervals in the print routine each time, represent with PS11~PS14, PS21~PS24, PS31~PS34 and PS41~PS44 respectively.Ink gun is after finishing some print routines, be about to the distance of ink gun with respect to 1/4th ink guns of the past bottom offset of subject matter, so print area of the ink gun of address wire A5-A8 correspondence among the print area of the ink gun of address wire A9-A12 correspondence, the fragment printing interval Pass_3 among the print area of the ink gun of address wire A13-A16 correspondence, the fragment printing interval Pass_2 in fragment printing interval Pass_1, with the print area of the ink gun that address wire A1-A4 is corresponding among the fragment printing interval Pass_4, be the same print area of printing on the subject matter.Because M equals 4, then the address wire A1~A16 with matrix 220 is divided into four groups, in the present embodiment, all nozzles on address wire A1, A5, A9, A13 are divided to first group, all nozzles on address wire A2, A6, A10, A14 are divided to second group, all nozzles on address wire A3, A7, A11, A15 are divided to the 3rd group, and all nozzles on address wire A4, A8, A12, A16 are divided to the four group group.If take unidirectional printing (that is: ink gun is printed subject matter without exception from left to right), in first time print routine Pass_1, can in fragment printing interval PS11, PS12, PS13, PS14, drive the nozzle of first group, second group, the 3rd group, four group group in regular turn; In second time print routine Pass_2, then in fragment printing interval PS21, PS22, PS23, PS24, drive the nozzle of second group, the 3rd group, four group group, first group in regular turn; In print routine Pass_3 for the third time, can in fragment printing interval PS31, PS32, PS33, PS34, drive the nozzle of the 3rd group, four group group, first group, second group in regular turn; And in the 4th print routine Pass_4, can in fragment printing interval PS41, PS42, PS43, PS44, drive the nozzle of four group group, first group, second group, the 3rd group in regular turn.In other words, adjacent fragment printing interval can drive the nozzle of different groups, and every through four (M=4) fragment printing intervals, and all nozzles all have an opportunity to be driven once.If adopt bi-directional printing (that is: after ink gun is printed subject matter from left to right, after ink gun moves down some distances with respect to subject matter, make ink gun print subject matter from right to left again, printing is finished in circulation according to this), then for the first time among print routine Pass_1 and the print routine Pass_3 for the third time, the type of drive the when type of drive of each fragment printing interval and aforementioned unidirectional printing is constant; But in second time print routine Pass_2, then change the nozzle that in fragment printing interval PS24, PS23, PS22, PS21, drives first group, four group group, the 3rd group, second group in regular turn into; And in the 4th print routine Pass_4, then change the nozzle that in fragment printing interval PS44, PS43, PS42, PS41, drives the 3rd group, second group, first group, four group group in regular turn into.
Please refer to Fig. 7 to Fig. 8, Fig. 7 and Fig. 8 are respectively the sequential chart of the example of the order of the driving shown in the first two print routine among Fig. 6, comprise 16 address wire A1~A16 altogether, eight energy line P1~P8, and address wire A1~A16 is unlocked in regular turn, and P1~P8 then looks the printing demand and opens.The first eight fragment printing interval PS11~PS14 when wherein Fig. 7 demonstrates bi-directional printing, the driving order of the address wire that is driven in PS24~PS21, that is: in first time during print routine Pass_1, with respect to printing subject matter from left to right, make ink gun finish fragment printing interval PS11 in regular turn, PS12, behind PS13 and the PS14, with the distance of ink gun with respect to 1/4th ink guns of the past bottom offset of subject matter, make ink gun again with respect to printing subject matter from right to left, finish the fragment printing interval PS24 of print routine Pass_2 for the second time in regular turn, PS23, PS22 and PS21.The driving order of the address wire that is driven in the first eight fragment printing interval PS11~PS14, PS21~PS24 when Fig. 8 then demonstrates unidirectional printing.Compare with the sequential chart of Fig. 1, can learn that each the fragment printing interval among Fig. 1 need drive 16 nozzles on the address wire, and each the fragment printing interval among Fig. 7 and Fig. 8 only need drive four nozzles on the address wire.For example, suppose that each the fragment printing interval among Fig. 1 is T, then each the fragment printing interval among Fig. 7 and Fig. 8 can shorten to T/4.
Note that the disclosed method of the present invention is used in the staggered printing model of gradation, but be not limited thereto.In addition, the number of M is also revocable, and those skilled in the art should spirit according to the present invention do appropriateness adjustment, and this kind adjustment also should belong to category of the present invention.
Above-described embodiment only is used for technical characterictic of the present invention is described, is not to be used for limiting to category of the present invention.As from the foregoing, the invention provides a kind of print control program and device that is applied to printer.Under the prerequisite that does not change the ink gun frequency, the characteristic of the staggered printing model of utilization gradation, drive the nozzle of different groups at adjacent fragment printing interval, thus, each printing interval only needs the nozzle on the drive part address wire, and then the time of shortening fragment printing interval, to reach the purpose of saving frequency range, improving print speed and reducing system loading.In addition, when the number of nozzle increased, the disclosed method of the present invention can be brought into play bigger effect.
The above only is the preferred embodiments of the present invention, and all equalizations that claim is done according to the present invention change and modify, and all should fall within the scope of the present invention.

Claims (10)

1. print control program that is applied to printer, described printer comprises a plurality of nozzles (nozzle), and each is driven each described nozzle by one of them of many address wires, and described print control program includes:
Described many address wires are divided into M group, and M is a positive integer; And
In each fragment printing interval, encourage one of them pairing described address wire of a described M group, driving corresponding described nozzle, and the described address wire that is energized in adjacent described fragment printing interval corresponds to different groups.
2. print control program according to claim 1, wherein every through M described fragment printing interval, the pairing described address wire of all described nozzles all can be energized once.
3. print control program according to claim 1, it is used in staggered (shingling) printing model of gradation.
4. print control program according to claim 3, wherein M equals 2, and described method is used in the staggered printing model of 50% gradation.
5. print control program according to claim 3, wherein M equals 4, and described method is used in the staggered printing model of 25% gradation.
6. printer includes:
A plurality of nozzles;
The nozzle drive circuit comprises many address wires, and each described many address wire respectively is coupled to one of them of described a plurality of nozzles, is used for driving pairing described nozzle; And
Inkjet controller is coupled to described many address wires and described a plurality of nozzle of described nozzle drive circuit, and described inkjet controller includes:
The group allocation module is used for described many address wires are divided into M group, and M is a positive integer; And
Group's control module, be used in each fragment printing interval, control described nozzle drive circuit and encourage one of them pairing described address wire of a described M group, driving corresponding described nozzle, and in adjacent described fragment printing interval, be energized different described address wires and correspond to different groups.
7. printer according to claim 6, wherein every through M described fragment printing interval, the pairing described address wire of all described nozzles all can be energized once.
8. printer according to claim 6, it is used in the staggered printing model of gradation.
9. printer according to claim 8, wherein M equals 2, and described printer is used in the staggered printing model of 50% gradation.
10. printer according to claim 8, wherein M equals 4, and described printer is used in the staggered printing model of 25% gradation.
CNA2008100980269A 2008-05-20 2008-05-20 Print controlling method applied to printer and printer thereof Pending CN101585258A (en)

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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102649359A (en) * 2011-02-28 2012-08-29 精工爱普生株式会社 Liquid ejecting apparatus and driving method thereof
CN109476157A (en) * 2016-06-14 2019-03-15 Rf打印技术有限责任公司 There are the inkjet print head and its application method of multiple alignment liquid drop ejectors
CN111152568A (en) * 2020-01-20 2020-05-15 东莞炜煌打印机有限公司 Segmented printing method and device of thermal printer and thermal printer
CN113434097A (en) * 2021-05-17 2021-09-24 厦门汉印电子技术有限公司 Printer, detection control method and device thereof, and computer-readable storage medium

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102649359A (en) * 2011-02-28 2012-08-29 精工爱普生株式会社 Liquid ejecting apparatus and driving method thereof
CN109476157A (en) * 2016-06-14 2019-03-15 Rf打印技术有限责任公司 There are the inkjet print head and its application method of multiple alignment liquid drop ejectors
CN111152568A (en) * 2020-01-20 2020-05-15 东莞炜煌打印机有限公司 Segmented printing method and device of thermal printer and thermal printer
CN111152568B (en) * 2020-01-20 2021-03-16 东莞炜煌打印机有限公司 Segmented printing method and device of thermal printer and thermal printer
CN113434097A (en) * 2021-05-17 2021-09-24 厦门汉印电子技术有限公司 Printer, detection control method and device thereof, and computer-readable storage medium

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