CN108068473A - Information processing unit, image forming apparatus and computer-readable medium - Google Patents
Information processing unit, image forming apparatus and computer-readable medium Download PDFInfo
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- CN108068473A CN108068473A CN201710316857.8A CN201710316857A CN108068473A CN 108068473 A CN108068473 A CN 108068473A CN 201710316857 A CN201710316857 A CN 201710316857A CN 108068473 A CN108068473 A CN 108068473A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41J—TYPEWRITERS; SELECTIVE PRINTING MECHANISMS, i.e. MECHANISMS PRINTING OTHERWISE THAN FROM A FORME; CORRECTION OF TYPOGRAPHICAL ERRORS
- B41J5/00—Devices or arrangements for controlling character selection
- B41J5/30—Character or syllable selection controlled by recorded information
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41J—TYPEWRITERS; SELECTIVE PRINTING MECHANISMS, i.e. MECHANISMS PRINTING OTHERWISE THAN FROM A FORME; CORRECTION OF TYPOGRAPHICAL ERRORS
- B41J2/00—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed
- B41J2/005—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed characterised by bringing liquid or particles selectively into contact with a printing material
- B41J2/01—Ink jet
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- Ink Jet (AREA)
- Record Information Processing For Printing (AREA)
Abstract
Disclose information processing unit, image forming apparatus and computer-readable medium.Described information processing unit includes：Multiple rearrangement units, each pixel data is converted to the jet data for a lines by each pixel data for a lines in the order rearrangement page data with injection timing by each in the multiple rearrangement units, so that each group in the multiple element group of record head is sprayed drop successively, multiple element group is included in multiple injection components of same timed injection drop, multiple element group recording medium conveying direction and with conveying direction intersect it is crisscross on arranged with displaced manner；Controller controls the distribution of each lines of each page data in this way, wherein when a plurality of page data is distributed to multiple rearrangement units, for every page of switching distribution destination；And coordination unit, by coordinating to generate coordination jet data based on a plurality of jet data that injection timing obtains by multiple rearrangement units.
Description
Technical field
The present invention relates to information processing unit, image forming apparatus and computer-readable mediums.
Background technology
In the prior art, the feelings of image are formed with the record head of two-dimensional shapes arrangement on it in usage record element
Under condition, the control unit of record head is controlled to be performed to reset the page for being output to record head according to the predetermined arrangement of recording element
The rearrangement processing (for example, Japan Patent No.4720486) of face data.Furthermore it is known that such technology, wherein by the page of page two
The combination of face data be stored in a page storage or storing page data without by its paging (for example, JP-
A-2015-74196 and JP-A-2013-224031).
The content of the invention
When forming the image of multiple pages, interval (page interval) between the image being formed continuously is small by thereon two
In the case that dimension is arranged with the length of the record head of recording element in the conveying direction, in some cases, it may not be able to perform in time
For forming the rearrangement of the page data of the image of lower one page.In addition, even if when attempt combination multipage page data when,
In the case of not knowing page interval, it is also difficult to reset the page data of multipage in temporal sequence.The shape on continuous paper
Into multiple pages image when, it is difficult to obtain page interval in advance.
The purpose of exemplary embodiment of the present invention be no matter the rearrangement how page interval is carried out multipage page data.
[1] according to an aspect of the present invention, a kind of information processing unit is provided, including：Multiple rearrangement units, institute
Each in multiple rearrangement units is stated by being directed to the every of lines in the order rearrangement page data according to injection timing
Each pixel data is converted to the jet data for a lines by a pixel data so that record head it is multiple
Each element group in element group sprays drop successively, and multiple element group is included in multiple injections of same timed injection drop
Element, multiple element group recording medium conveying direction and with conveying direction intersect it is crisscross in a manner of staggering
Arrangement；Controller controls the distribution of each lines of each page data in this way：Wherein, by a plurality of page
When face data distribute to multiple rearrangement units, for every page of switching distribution destination；And coordination unit, by coordinate by
Multiple rearrangement units generate coordination jet data based on a plurality of jet data that injection timing obtains.
[2] in the information processing unit according to [1], controller can distribute to the page data of one page multiple heavy
Row's one of unit and by the page data of lower one page distribute in multiple rearrangement units with the multiple rearrangement units it
One another different rearrangement units.
[3] according in the information processing unit of [1] or [2], controller can will shape according to the timing for forming image
Into the page data of image distribute to any one in multiple rearrangement units.
[4] according to [1], into [3] in any one information processing unit, multiple rearrangement units can include first
Rearrangement units and the second rearrangement units, and a plurality of page data can be alternately allocated to the first rearrangement units by controller
With the second rearrangement units.
[5] according to [1], into [4] in any one information processing unit, coordination unit can be by being directed to injection
Timing selects any one in a plurality of jet data to generate coordination jet data, each in a plurality of jet data
Item is all the data for being used for being formed pixel in the injection timing.
[6] according to another aspect of the present invention, a kind of image forming apparatus is provided, including：According to [1] into [5]
Any one information processing unit；And include the record head of multiple element group, each element group bag in multiple element group
Include multiple injection components in same timed injection drop, multiple element group recording medium conveying direction and with conveying
Direction intersect it is crisscross on arranged in a manner of staggering.
[7] according to another aspect of the present invention, a kind of computer-readable medium for storing program, described program are provided
So that computer is used as multiple rearrangement units, the controller of the information processing unit into [5] described in any one according to [1]
And coordination unit.
Information processing unit in [1], the image forming apparatus in [6] and computer-readable Jie in [7]
Matter, can be performed in parallel the rearrangement of page data for multipage but regardless of page interval how.
According to the information processing unit in [2], in the situation of the rearrangement of the page data of the image without waiting for page up
The rearrangement of the lower page data for performing image.
According to the information processing unit in [3], the page of the image of one page under being performed under formation before the image of one page
The rearrangement of data.
According to the information processing unit in [4], the page data item being formed continuously for page two is distributed to each other not
Same rearrangement units.
According to the information processing unit in [5], in the lap for the multiple images being formed continuously, selective landform
Into an image.
Description of the drawings
The following drawings detailed description of the present invention exemplary embodiment will be based on, wherein：
Fig. 1 is that the construction for the major part for showing the ink-jet recording apparatus in exemplary embodiment of the present invention is exemplary
Schematic side elevation；
Fig. 2 is the exemplary schematic plan view of construction for showing the record head in exemplary embodiment of the present invention；
Fig. 3 is the construction example of the electrical system in the ink-jet recording apparatus shown in exemplary embodiment of the present invention
Block diagram；
Fig. 4 A to Fig. 4 C are the schematic diagrames for showing the relation between page interval and record head；
Fig. 5 A to Fig. 5 B are the functional block diagrams for the concrete function for showing the rearrangement units coordinated；
Fig. 6 is to show to be carried out by the program for performing " coordinating rearrangement processing " in exemplary embodiment of the present invention
Manage the exemplary flow chart of flow；
Fig. 7 is the schematic diagram for showing to coordinate the construction example (example 1) of rearrangement units；
Fig. 8 is the schematic diagram for showing to coordinate another construction example (example 2) of rearrangement units；
Fig. 9 is the schematic diagram for showing to coordinate another construction example (example 3) of rearrangement units；
Figure 10 is the form for showing the selection circuit truth table in example 3；
Figure 11 is the form for showing the selection circuit truth table in example 4；
Figure 12 is the schematic diagram for showing the coordination jet data in example 4；And
Figure 13 A and Figure 13 B are the data processing equipments for showing to be respectively suitable for the first rearrangement units and the second rearrangement units
Construction structural map.
Specific embodiment
Hereinafter, it will be described in detail with reference to the accompanying drawings exemplary embodiment of the present invention.It here, will be for by the present invention's
Exemplary embodiment be applied to by ink droplet is ejected into recording medium record the situation of the ink-jet recording apparatus of image into
Row description.Ink-jet recording apparatus is an example of image forming apparatus.
<Ink-jet recording apparatus>
(unitary construction)
First, the construction of ink-jet recording apparatus will be described.
Fig. 1 is that the construction for the major part for showing the ink-jet recording apparatus in exemplary embodiment of the present invention is exemplary
Schematic side elevation.As shown in Figure 1, in an exemplary embodiment of the present invention, ink-jet recording apparatus 10 includes：Conveying roller 20；
Paper feed roller 30；Rotary encoder 32；Distributing roller 40；Correspond respectively to cyan (C), magenta (M), yellow (Y) and black (K)
Record head 50C, 50M, 50Y and 50K of each color in these four colors；Drying unit 60；And sensor 70.
Hereinafter, in the case where record head 50C, 50M, 50Y and 50K need not be distinguished from each other, reference numeral end will be omitted
Letter.
Conveying roller 20 in the present exemplary embodiment is rotated by driving conveying motor 22, and conveying motor 22 is via all
Mechanism such as gear is connected to conveying roller 20.In addition, in the present example embodiment, the company long as a roll of recording medium
Continuous paper P is wound onto on paper feed roller 30, and when conveying roller 20 rotates, continuous paper P is passed with the direction of arrow A in Fig. 1
It send.In addition, the continuous paper P conveyed is winding to distributing roller 40.Hereinafter, the direction (arrow in Fig. 1 of continuous paper P conveyings
The direction of head A) it will be called for short " conveying direction ".
Rotary encoder 32 in the present exemplary embodiment is arranged in the rotation axis of paper feed roller 30, and whenever paper feeding
Rotary encoder 32 just exports clock signal when roller 30 has rotated predetermined angular.Record head 50C in the present exemplary embodiment,
50M, 50Y and 50K are set in this order from the upstream of conveying direction along conveying direction.
Each in record head 50C, 50M, 50Y and 50K in the present exemplary embodiment is by driving unit (not shown)
It is driven based on jet data described below, and corresponding drops out from nozzles 52 is ejected on continuous paper P, then even
Image is formed on continuous paper P.Ink droplet is the example of " liquid droplet " and nozzle 52 is the example of " injection component ".
Drying unit 60 in the present exemplary embodiment includes for example multiple surface emitting laser elements, and passes through profit
The ink droplet on continuous paper P is injected in the laser irradiation from surface emitting laser element dry ink droplet, then, ink droplet
It is fixed on continuous paper P.Such as make other of the heater of the ink droplet being injected on continuous paper P drying etc with warm air
Device may be used as drying unit 60.
Mark M for detecting the timing for forming image is indicated in continuous paper P (with reference to Fig. 4 A).This exemplary reality
Applying the sensor 70 in example includes for example multiple light receiving elements, and reads the mark M being formed on continuous paper P in advance.When
When reading mark M, the timing information for representing the timing for forming image is output to control unit described below by sensor 70
100 (with reference to Fig. 5 A).
(record head)
Next, the construction that record head will be described.
Fig. 2 is the exemplary schematic plan view of construction for showing the record head in the present exemplary embodiment.As shown in Fig. 2,
Record head 50 includes arranging along conveying direction and crisscross (hereinafter referred to as " crisscross ") intersected with conveying direction
Multiple nozzles 52.Multiple nozzles 52 are arranged in two-dimensional matrix shape in a manner of nonoverlapping in the conveying direction.Ink droplet from
Each nozzle 52 is ejected on continuous paper P, and then image is formed on continuous paper P.
In fig. 2 it is shown that multiple nozzles 52 in the case of the record head seen from the opposite side of continuous paper P
Array.The plurality of nozzle 52 is identified by nozzle number.As shown in the figure, in the present example embodiment, record head 50 is schematic
Ground includes 12 nozzles 52, and nozzle number " 1 " to " 12 " is assigned to 12 nozzles 52.12 nozzles 52 with
Matrix shape is arranged in 4 rows in the conveying direction and 12 row on crisscross.12 nozzles 52 are configured to include pin
To four nozzle sets of each row.Four nozzle sets arrange in a manner that each nozzle sets stagger on crisscross.
In the first row of the upstream of conveying direction, the spray with the nozzle 52 that nozzle number is " 1,5 and 9 " is arranged
Mouth group 1.In a second row, the nozzle sets 2 with the nozzle 52 that nozzle number is " 2,6 and 10 " are arranged.In the third line,
It is arranged the nozzle sets 3 with the nozzle 52 that nozzle number is " 3,7 and 11 ".In fourth line, it is arranged and is compiled with nozzle
Number for " 4,8 and 12 " nozzle 52 nozzle sets 4.In addition, such as " 1,2,3,4 ", " 5,6,7,8 ", the phase of " 9,10,11,12 "
Four adjacent nozzles 52 are respectively with cascade arrangement.
Nozzle 52 in the same nozzle sets of arrangement in the same row is driven in same timing and in same timed injection
Ink droplet.On the other hand, the nozzle 52 in the different spray nozzles group being arranged in not going together is driven in the timing staggered and in difference
Timed injection ink droplet.In this way, being formed on the continuous paper P conveyed along the conveying direction shown in arrow has and friendship
Pitch the lines of the corresponding width of nozzle number on direction.In the example shown in the series of figures, the conveying speed according to continuous paper P is passed through
And drive the nozzle of four nozzle sets in succession according to the order of the first row, the second row, the third line and fourth line in the timing staggered
52, a lines along crisscross extension will be formed on continuous paper P.
Nozzle quantity in multiple nozzles 52 is intended merely to facilitate explanation for 12, and for example, according to record head
50 resolution ratio (for example, 1200 nozzles of per inch) arranges multiple nozzles.In addition, adjacent nozzle 52 is described with ladder
The example of formula arrangement.However, the arrangement of multiple nozzles 52 is not limited to above-mentioned arrangement mode.In addition, record is described below
First 50 color has a case that solid color.
(electrical construction)
Next, the electrical system for describing ink-jet recording apparatus is constructed.
Fig. 3 is the exemplary block diagram for the electrical system construction for showing the ink-jet recording apparatus in the present exemplary embodiment.Such as
Shown in Fig. 3, the ink-jet recording apparatus 10 in the present exemplary embodiment is included in all operationss of management ink-jet recording apparatus 10
Central Processing Unit (CPU) 80 and the read-only memory (ROM) 82 for having prestored various parameters etc. wherein.In addition, spray
Black recording device 10 further includes the random access memory (RAM) 84 as workspace etc. when CPU 80 performs various programs,
And the non-volatile memory cells 86 of such as flash memory etc.
In addition, ink-jet recording apparatus 10 includes communications line interface (I/F) unit 88, communication data is sent to outer
Part device and from external device (ED) receive communication data.In addition, ink-jet recording apparatus 10 includes operation display unit 90, connect
The instruction that ink-jet recording apparatus 10 is sent to from user is received, and informs the user the mode of operation in relation to ink-jet recording apparatus 10
Various items of information.Operation display unit 90 includes the Show Button of the reception by performing program realization operational order, shows
Show the touch panel escope of various items of information and the hard button of such as number key and start button.
In CPU 80, ROM 82, RAM 84, storage unit 86, conveying motor 22, rotary encoder 32 and record head 50
Each be connected to each other via the bus 92 of such as address bus, data/address bus and controlling bus.In addition, except above-mentioned
It is each in drying unit 60, sensor 70, communication line I/F units 88 and operation display unit 90 outside each unit
Unit is also connected to each other via bus 92.In addition, conveying roller 20 is connected to conveying motor 22.
By above-mentioned construction, the ink-jet recording apparatus 10 in the present exemplary embodiment is performed respectively using CPU 80 to ROM
82nd, the access of RAM 84 and storage unit 86 and via communication line I/F units 88 carry out communication data transmission and connect
It receives.For example, CPU 80 reads the program for performing " coordinating rearrangement processing " described below from ROM 82 and performs the program.With
This mode will be reset, then coordination jet number of the generation as the jet data for multipage for the page data of multipage
According to.
In addition, using CPU 80, ink-jet recording apparatus 10 is performed respectively by operating display unit 90 to various data item
Acquisition and in display of the operation display unit 90 to various data item.In addition, use CPU 80, ink-jet recording apparatus 10
The reception of the clock signal exported from rotary encoder 32 is performed respectively and based on clock signal to record head 50, dry list
The control of member 60 and sensor 70.
In addition, using CPU 80, ink-jet recording apparatus 10 performs the rotation by conveying motor 22 to conveying roller 20 respectively
Control and the timing information to being exported from sensor 70 acquisition.
(the rearrangement processing from page data to jet data)
Next, the rearrangement that page data is described with reference to Fig. 7 is handled.Here, by page data G1RIt is expressed as multiple
Pixel arrangement is into four line L1To lines L4Raster image.In lines L1To lines L4Each lines in, according to note
The quantity of nozzle 52 of the record first 50 on crisscross is arranged 12 pixels.For example, by timing t1Drive record head 50
In nozzle sets 1, in timing t2Drive nozzle sets 2, in timing t3Drive nozzle sets 3 and in timing t4Nozzle sets 4 are driven, are come
Form lines L1In 12 pixels.
Similarly, lines L2In 12 pixels be by timing t2Drive nozzle sets 1, in timing t3Drive nozzle
Organize 2, in timing t4Drive nozzle sets 3 and in timing t5Drive what nozzle sets 4 were formed.Lines L3In 12 pixels be logical
It crosses in timing t3Drive nozzle sets 1, in timing t4Drive nozzle sets 2, in timing t5Drive nozzle sets 3 and in timing t6It drives
What dynamic nozzle sets 4 were formed.
Similarly, lines L4In 12 pixels be by timing t4Drive nozzle sets 1, in timing t5Drive nozzle
Organize 2, in timing t6Drive nozzle sets 3 and in timing t7Drive what nozzle sets 4 were formed.Therefore, for four lines L1To L4
Page data G1RIt is converted into for seven injection timing t1To t7Jet data G1T。
By each pixel data of the order rearrangement page data according to injection timing and page data is converted into spraying
Data are penetrated, each pixel data of page data is rearranged according to the array of the nozzle 52 in record head 50 shown in Fig. 2.Example
Such as, in above-mentioned example, in injection timing t1Nozzle sets 1 are driven, form lines L1In it is opposite with nozzle number " 1,5 and 9 "
The pixel answered.In next injection timing t2Nozzle sets 2 are driven, form lines L1In with nozzle number " 2,6 and 10 " it is corresponding
Pixel, and drive nozzle sets 1, form lines L2In with nozzle number " 1,5 and 9 " corresponding pixel.
(relation between page interval and record head)
Next, relation between page interval and record head will be described.
Fig. 4 A to Fig. 4 C are the schematic diagrames for showing the relation between page interval and record head.As shown in Figure 4 A, driving
Record head 50 and on continuous paper P formed multipage image in the case of, if in the conveying direction image adjacent to each other it
Between interval (page interval) be less than record head 50 head length dH, then in some cases, it can be possible to which use can not be performed in time
It is handled in the rearrangement of page data to jet data.Here, suppose that in the conveying direction between the nozzle 52 of lie farthest away between
It is divided into " head length dH”。
In the example shown in the series of figures, the image G1 to G5 of page 5 is continuously formed on continuous paper P.On continuous paper P, in advance
It specifies and the corresponding mark M1 to M5 of image G1 to G5.
It reads the mark M1 to M5 on continuous paper P to form each of each image G1 to G5 to obtain by sensor 70
Periodically.In general, when sensor 70 reads mark M1, read the page of corresponding image G1 one by one from page storage lines
Face data, and the page data of this lines of reading is converted into jet data.Based on the jet data of acquisition continuous
Image G1 is formed on paper P.
Page interval d will be set between image G1 and image G212, between image G2 and image G3
Every being arranged to page interval d23, page interval d will be set between image G3 and image G434, by image G4 and figure
As being set to page interval d between G545.As shown in Figure 4 B, the page interval d between image G2 and image G323Greatly
In head length dH.In this case, record head 50 will not be formed simultaneously image G2 and image G3.Therefore, scheming even if working as
As when the page data of G2 is converted into, and the page data of image G3 is converted into jet data after jet data, being formed
The jet data of image G3 can be obtained before the timing of image G3.
On the other hand, as shown in Figure 4 C, the page interval between image G1 and image G2 is less than head length dH.At this
In the case of kind, record head 50 is formed simultaneously image G1 and image G2.Therefore, when the page data in image G1 is converted into spray
It penetrates after data when the page data of image G2 is converted into jet data, be obtained before the timing that can not be formed in image G2
The jet data of image G2.
Therefore, in an exemplary embodiment of the present invention, the rearrangement processing of the page data of multiple pages is by multiple heavy
Row's unit carries out parallel.Next, this parallel processing will be used as " coordinating rearrangement processing " to be described in detail below.
(coordinating rearrangement processing)
It next, will description " coordinating rearrangement processing ".
Fig. 5 A and Fig. 5 B are the functional block diagrams for showing to perform the construction of each functional unit of " coordinating rearrangement processing ".Such as
Shown in Fig. 5 A and Fig. 5 B, coordinate to reset the functional unit handled, the ink-jet recording apparatus 10 of the present exemplary embodiment as performing
Control unit 100 including control page data delivering (distribution), store the multiple pages page data page storage
102 and reset and coordinate multiple pages page data coordination rearrangement units 104.The page data of multipage prestores
In page storage 102.
Coordinating rearrangement units 104 includes：First rearrangement units 106 and the second rearrangement units 108 perform the page of one page
The rearrangement of face data；And coordination unit 110, it is reset to the jet data obtained by the first rearrangement units 106 and by second
The jet data that unit 108 obtains is coordinated to obtain coordination jet data.
As shown in Figure 5A, when obtaining timing information, control unit 100 is read from page storage 102 for each
The page data of lines, and it is controlled such that the read page data for being directed to a lines is assigned to the first weight
Arrange any one in 106 and second rearrangement units 108 of unit.At this point, the page data of lower one page is controlled to assign them to
The rearrangement units different from the rearrangement units of the page data of page up.In the present example embodiment, control unit 100 into
Row control is so that the page data G1 of rectoRIt is assigned to the page data G2 of the first rearrangement units 106 and versoR
It is assigned to the second rearrangement units 108.
For example, when sensor 70 reads the mark M shown in Fig. 4 A1And when obtaining timing information, control unit 100
Read the page data G1 of image G1 one by one from page storage 102 linesR, and page data is distributed lines one by one
To the first rearrangement units 106.When sensor 70 reads the mark M shown in Fig. 4 A2And when obtaining timing information, control is single
Member 100 reads the page data G2 of image G2 from page storage 102 lines one by oneR, and by page data lines one by one
Distribute to the second rearrangement units 108.
Each in first rearrangement units 106 and the second rearrangement units 108 is directed to according to the order rearrangement of injection timing
The page data distributed of each lines, is converted into jet data by the page data of distribution and result is output to coordination
Unit 110.Coordination unit 110 is coordinated using injection timing as reference by the first rearrangement units 106 and the second rearrangement units 108
Jet data is coordinated in the multiple jet data items generated respectively, then generation.The coordination jet data of generation is exported to note
Record first 50.Record head 50 is driven so that the image of multiple pages is continuously formed at continuous paper P based on jet data is coordinated
On.
For example, distribute to the page data G1 of the recto of the first rearrangement units 106RIt is converted into for each lines
Jet data G1TAnd it is output to coordination unit 110.Distribute to the page data G2 of the verso of the second rearrangement units 108RQuilt
Jet data G2 is converted into for each linesTAnd it is output to coordination unit 110.With injection timing as a reference to coordinating
The jet data G1 generated by the first rearrangement units 106TWith the jet data G2 generated by the second rearrangement units 108T, so as to
It generates and coordinates jet data G1/2B.The coordination jet data G1/2 of generationBIt is exported to record head 50.
In addition, when sensor 70 reads the mark M shown in Fig. 4 A3And when obtaining timing information, control unit 100
Read the page data G3 of image G3 one by one from page storage 102 linesR, and page data is distributed lines one by one
To the first rearrangement units 106.When sensor 70 reads the mark M shown in Fig. 4 A4And when obtaining timing information, control is single
Member 100 reads the page data G4 of image G4 from page storage 102 lines one by oneR, and by page data lines one by one
Distribute to the second rearrangement units 108.
Distribute to the page data G3 of the recto of the first rearrangement units 106RJet number is converted into for each lines
According to G3TAnd it is output to coordination unit 110.Distribute to the page data G4 of the verso of the second rearrangement units 108RBy for every
A lines are converted into jet data G4TAnd it is output to coordination unit 110.With injection timing as a reference to coordinating by the first weight
Arrange the jet data G3 that unit 106 generatesTAnd the jet data G4 generated by the second rearrangement units 108T, so as to generate association
Adjust jet data G3/4B.The coordination jet data G3/4 of generationBIt is exported to record head 50.
As described above, in the present example embodiment, the page data of multiple pages is forming the timing of corresponding image
It is read on point and is assigned to any one in the first rearrangement units 106 and the second rearrangement units 108.Due to next
The page data of page is assigned to the different rearrangement units of rearrangement units of page data from being assigned page up, therefore, i.e.,
Make interval (page interval) very little between consecutive image, also can be converted into jet data simultaneously with the page data of page up
The page data of lower one page is converted into jet data by row ground.It therefore, can be next in formation regardless of page interval
The rearrangement of page data is performed before the image of page, and generates the jet data of lower one page.
In addition, in the present example embodiment, timing (namely injection timing) is formed according to each image to start page
The distribution and rearrangement of face data, and sprayed from each output in the first rearrangement units 106 and the second rearrangement units 108
Data.Therefore, it is each in the first rearrangement units 106 and the second rearrangement units 108 by being obtained by coordination unit 110
The logic sum of a output data is coordinated based on injection timing by the first rearrangement units 106 and the second rearrangement units 108
Each generate multiple jet data items, then obtain coordinate jet data.
In the shown example, in order to be described, the construction includes the first rearrangement units 106 and second and resets list
First 108 the two rearrangement units.However, it is possible to including three or more rearrangement units.And in this case, control
Unit 100 control is executed so that the page data of page up and the page data of lower one page be respectively allocated to it is different from each other
Rearrangement units.
In exemplary embodiments mentioned above, the page data of the page data of page up and lower one page is respectively allocated to
Rearrangement units different from each other.However, it is possible to change the method for salary distribution.It is for example, multiple heavy multiple page data items are distributed to
In the case of arranging each in unit, distribution can be performed in a manner of being directed to each page layout switch distribution destination.This
Outside, the lines data of same page data can distribute to same rearrangement units, and the lines data of different page datas
Different rearrangement units can be distributed to.
(program)
Next, the program that execution " coordinating rearrangement processing " will be described.
Fig. 6 is the example for showing to perform the process flow of the program of " coordinating rearrangement processing " in the present example embodiment
Flow chart.The control program for performing " coordinating rearrangement processing " is stored in advance in ROM 82 and reads to hold by CPU 80
Row.Start the execution of " coordinating to reset processing routine " according to the instruction of user.
First, in step 100, it is determined whether obtain timing information.Determining to obtain the situation of timing information
Under, which advances to step 102.On the other hand, in the case of determining without obtaining timing information, in step 100 instead
Determine whether to obtain timing information again.
Next, in a step 102, read the page data of a lines corresponding with the timing information obtained.It connects
It, at step 104, it is determined whether page up is allocated to the first rearrangement units 106.It is not distributed in definite page up
In the case of to the first rearrangement units 106, which advances to step 106.In step 106, it is directed to one by read
The page data of lines distributes to the first rearrangement units 106.Then, in step 108, passed through by the first rearrangement units 106
Resetting processing will reset for the page data of a lines, and generate the jet data for a lines.
It on the other hand, should in the case where determining page up being distributed to the first rearrangement units 106 at step 104
Process advances to step 118.In step 118, the read page data for being directed to a lines is distributed into the second rearrangement
Unit 108.It then, in the step 120, will be for the page number of a lines by resetting processing by the second rearrangement units 108
According to rearrangement, and generate the jet data for a lines.
Next, in step 110, to performing Coordination Treatment on jet data item.That is, based on injection timing
Come the jet data coordinated the jet data generated by the first rearrangement units 106 and generated by the second rearrangement units 108, thus
It generates and coordinates jet data.Then, in step 112, the coordination jet data of generation is exported to record head 50.
Next, in step 114, it is determined whether obtain next timing information.It is next fixed determining to obtain
When information in the case of, which returns to step 102, and repeats the processing item from step 102 to step 114.With
This mode, the page data of lower one page are read and are reset by lines one by one.On the other hand, determine in step 114 not
In the case of getting next timing information, which advances to step 116, and determines to correspond to what is previously obtained
It whether there is next lines in the page data of timing information.In the case of there are next page data, which returns
Step 102 is returned to, and repeats the processing item from step 102 to step 116.On the other hand, do not have in step 116
In the case of next lines, routine terminates.
In " coordinating rearrangement processing " described above, page number of the timing in page up is formed in the image of lower one page
According to rearrangement terminate before arrive in the case of, the page data of the page data of parallel processing page up and lower one page.Also
To say, the page data for withouting waiting for page up is converted into jet data, it is possible to perform from the page data of lower one page to
The conversion of jet data.Therefore, regardless of page interval, page number can be performed before the image of one page under formation
According to rearrangement, and generate the jet data of lower one page.In addition, because multiple page data items are not processed in parallel, and not
The situation of parallel processing is compared, and the rearrangement of page data can be to perform at a high speed.
<Example>
Next, the example that coordination rearrangement units will be described.In this example, the construction of " coordination unit " is expressed as patrolling
Collect the combination of circuit or logic circuit.However, the logical operation that logic circuit represents can be performed by software.
(example 1)
To the construction of coordination rearrangement units in example 1 be described.Fig. 7 is the construction example (example for showing to coordinate rearrangement units
1) schematic diagram.In example 1, by page data G1RMultiple pixel arrangements are expressed as in four line L1To L4In grating
Image.In addition, by page data G2RMultiple pixel arrangements are expressed as in four line L6To L9In raster image.Page number
According to G1RWith page data G2RBetween page interval and lines L5This lines is equally wide.In page data and jet data
The pixel data of each be such data：It is expressed as distributing to every in injection ink droplet and in the case of forming image
The value " 1 " of a nozzle 52 (each pixel), and value " 0 " is expressed as in the case where not spraying ink droplet and not forming image.
Page data G1RIt is read by lines one by one from the page storage 102 shown in Fig. 5 and divides one by one lines
The first rearrangement units 106 are fitted on, so as to the timing t for initially forming respective image G11For be timely.Page data
G2RIt is read from the page storage 102 shown in Fig. 5 by lines one by one and is assigned to the second rearrangement units lines one by one
108, so as to the timing t for initially forming respective image G22For be timely.
For four line L1To L4Page data G1RIt is fixed for seven injections to be converted to by the first rearrangement units 106
When t1To t7Jet data G1T.In addition, for four line L6To L9Page data G2RBy 108 turns of the second rearrangement units
It is changed to for seven injection timing t6To t12Jet data G2T。
In jet data G1TIn, not for five injection timing t8To t12Data, and in jet data G2TIn, do not have
Have for five injection timing t1To t5Data.Therefore, in example 1, by page data G1RDistribute to the first rearrangement list
It, will be including a line lines L as the page interval during member 1065Data including five-element's clear data (value for 0 data)
Addition is in page data G1RAfterwards.In addition, by page data G2RWhen distributing to the second rearrangement units 108, conduct will be included
A line lines L at page interval5Data including five-element's clear data (value for 0 data) addition in page data G2RIt
Before.
By the way that clear data is added to page data G1RWith page data G2RIn each, clear data is also weighed
Therefore row, is jet data G1TWith jet data G2TIn each generate 12 injection timing t1To t12Data.
Coordination unit 110 in example 1 is configured with the OR circuits 112 that logic sum is obtained for each nozzle 52.
In the example shown, 12 OR circuits 112 are provided according to according to 12 nozzles 521To 11212.Need not be by 12
OR circuits 1121To 11212In the case of being distinguished from each other, OR circuits are referred to as " OR circuits 112 ".On in 12 nozzles 52
Each, obtain jet data G1 for each injection timing using corresponding OR circuits 112TWith jet data G2TPatrol
It collects and then, generates for 12 injection timing t1To t12Coordination jet data G1/2B。
(example 2)
To the construction of coordination rearrangement units in example 2 be described.Fig. 8 is the another construction example for showing to coordinate rearrangement units
The schematic diagram of (example 2).In example 1, clear data is added to page data, however, in example 2, by coordination unit
110 determine that jet data whether there is.In the presence of data, it is worth for " 1 ", and in cases where the data is not present,
It is worth for " 0 ".
In the coordination unit 110 of example 2, each nozzle 52 is provided to determine from the first rearrangement units 106 respectively
Definite circuit 114 that the data of acquisition whether there is determines the definite electricity that whether there is from the data that the second rearrangement units obtain
Road 116 and the logic sum for obtaining the output data from definite circuit 114 and the output data from definite circuit 116
OR circuits 118.Each for determining in circuit 114 and definite circuit 116 can be AND circuit, obtain from data cable
The logic multiply of the input data of item (data line) and input data from data ceases to be busy item (data empty line)
Product.In the presence of data, the input value from data ceases to be busy item is " 1 ", and in cases where the data is not present, is come
Input value from data ceases to be busy item is " 0 ".
In the shown example, corresponding to 12 nozzles 52,12 definite circuits 114 are provided1To 11412, ten
Two definite circuits 1161To 11612With 12 OR circuits 1181To 11812.Need not be by definite circuit 1141To 11412That
In the case that this is distinguished, these circuits will be referred to collectively as " determining circuit 114 ", need not be by definite circuit 1161To 11612That
In the case that this is distinguished, these circuits will be referred to collectively as " determining circuit 116 ", and need not be by OR circuits 1181To 11812
In the case of being distinguished from each other, these circuits will be referred to collectively as " OR circuits 118 ".
As described above, jet data G1TIn be not present for five injection timing t8To t12Data.However, determine electricity
Road 1141To 11412In each determine that data whether there is, and " 0 " is set the values in the case of no data.This
Outside, jet data G2TIn be not present for five injection timing t1To t5Data.However, determine circuit 1141To 11412In
Each determine that data whether there is, and " 0 " is set the values in the case of no data.
For each in 12 nozzles 52, obtained by corresponding OR circuits 118 from the defeated of definite circuit 114
Go out the logic sum of data and the output data from definite circuit 116, then generation is for 12 injection timing t1To t12's
Coordinate jet data G1/2B。
(example 3)
To the construction of coordination rearrangement units in example 3 be described.Fig. 9 is the another construction example for showing to coordinate rearrangement units
The schematic diagram of (example 3).In example 1 and example 2, even if for a nozzle, there are two jet datas in a timing
Logic sum is also obtained in the case of.However, in example 3, there is no logic sum, but select appointing in jet data
Meaning one.In addition, as in example 1, determine that jet data whether there is without to page number from coordination unit 110
According to addition clear data.
In example 3, by page data G1RMultiple pixel arrangements are expressed as in four line L1To L4In raster pattern
Picture.In addition, by page data G2RMultiple pixel arrangements are expressed as in four line L4To L7In raster image.Page data
G1RWith page data G2RIt has been overlapped lines L4This lines.Page data G1RBe converted to seven injection timing t1To t7Spray
Penetrate data G1T.Page data G2RBe converted to seven injection timing t4To t10Jet data G2T.In the present exemplary embodiment
In, jet data G1TWith for lines L4The priority of this lines.
In the coordination unit 110 of example 3, selection circuit 120 is provided for each nozzle 52.In the example shown,
Selection circuit 120 for 12 nozzles 52 is provided1To 12012.Figure 10 is the selection circuit truth table shown in example 3
Form.The value that selection circuit 120 whether there is according to truth table using the data obtained from the first rearrangement units 106 are represented
(input 1) and the value (input 2) that the data obtained from the second rearrangement units 108 whether there is is represented to determine output valve.
In truth table, input 1 and input 2 are represented with " presence " or " being not present ", and in the presence of jet data,
It is worth for " 1 ", in the case where jet data is not present, is worth for " 0 ".
In the example shown in the case where input 1 and input 2 are all " there is no (0) ", output valve is " 0 ".
In the case that input 1 is " being not present (0) " and input 2 is " existing (1) ", output valve is " 2 (1) of input ".It is " to deposit in input 1
In (1) " and in the case that input 2 is " there is no (0) ", output valve is " 1 (1) of input ".All it is " to deposit in input 1 and input 2
In (1) " in the case of, output valve is " 1 (1) of input ".
As shown in figure 9, it is performed by corresponding selection circuit 120 for each injection timing in 12 nozzles 52
The selection of each, and generate for ten injection timing t1To t10Coordination jet data G1/2B.In the present exemplary embodiment
In, coordinate jet data G1 in the case of being " existing (1) " in input 1 and input 2TWith jet data G2TWhen, selection electricity
The output valve on road 120 becomes " 1 (1) of input ", and therefore, a line lines L is directed to by what the first rearrangement units 106 generated4's
Jet data G1TWith priority.Therefore, form on page data G1RIn lines L4Image without formed close
In page data G2RIn lines L4Image.In the image 1 and the lap of image 2 being formed continuously, selectively
An image 1 is formed, without image 1 and image 2 is made to obscure each other.
(example 4)
By the construction of the coordination rearrangement units described in example 3.Example 4 is the improved example of example 3, and is coordinated single
Member 110 is selected differently from another jet data of the jet data in example 3 from two jet data items.
Figure 11 is the form for showing the truth table of selection circuit in example 4.
In the illustrated example, in the case where both input 1 and input 2 are " there is no (0) ", output valve is " 0 ".
In the case where input 1 is " there is no (0) " and input 2 is " existing (1) ", output valve is " 2 (1) of input ".It is in input 1
In the case that " existing (1) " and input 2 are " there is no (0) ", output valve is " 1 (1) of input ".All it is in input 1 and input 2
In the case of " existing (1) ", output valve is " 2 (1) of input ".
As shown in figure 12, performed by corresponding selection circuit 120 for each injection timing in 12 nozzles 52
The selection of each, and generate for ten injection timing t1To t10Coordination jet data G1/2B.In example 4, when defeated
It is coordination jet data G1 in the case of " existing (1) " to enter 1 and input 2TWith jet data G2TWhen, selection circuit 120 it is defeated
Go out value and become " 2 (1) of input ", and therefore, a line lines L is directed to by what the second rearrangement units 108 generated4Jet data
G2TWith priority.Therefore, do not formed for page data G1RIn lines L4Image and form for page number
According to G2RIn lines L4Image.In the image 1 and the lap of image 2 being formed continuously, one is formed selectively
Image 1, without image 1 and image 2 is made to obscure each other.
(hardware construction)
In addition, in above description, the first rearrangement units and the second rearrangement units are realized respectively by software.However, the
One rearrangement units and the second rearrangement units can be realized by hardware circuit.For example, as shown in figures 13 a and 13b, first resets
The construction of unit and the second rearrangement units can be respectively provided with " the drop injection dress disclosed in Japan Patent No.4720486
The circuit structure of data processing equipment in putting ".
Figure 13 A and Figure 13 B are the data processing equipments for showing to be respectively suitable for the first rearrangement units and the second rearrangement units
Construction structural map.In the record head of liquid droplet ejection apparatus, the multiple nozzles for spraying drop are sat along X-coordinate direction and Y
Each direction in direction is marked with two-dimensional array.Data processing equipment 210 includes string-and conversion and allocation unit
212nd, multiple DRAM block groups 214 and parallel-serial converter and coordination unit 216.
As shown in Figure 13 B, string-and convert and allocation unit 212 be configured to include temporary register 218 and multiple cachings
Block 220.
218 interim storage of temporary register is for example arranged in the jet data of the nozzle (1024) on X-coordinate direction
(serial data).Each of temporary register 218 is hard wired to each in multiple cache blocks 220.
String-and conversion and allocation unit 212 will be divided into for spraying the jet data of drop (parallel data) for every
The group of a drop injection timing, and by the data conversion of grouping into serial data.The quantity of cache blocks 220 is with being arranged in Y-coordinate
The quantity of nozzle on direction is identical, and therefore, the quantity of cache blocks 220 is 52 in the illustrated example,.
With the corresponding serial data storage of nozzle with identical drop injection timing in each cache blocks 220.
Multiple DRAM block groups 214 include multiple dynamic rams (DRAM) block 222.It is provided often corresponding to each cache blocks 220
A DRAM block 222.In the example shown in the series of figures, the quantity of DRAM block 222 is 52 pieces, identical with the quantity of cache blocks 220.Storage
Serial data in cache blocks 220 is output to corresponding DRAM block 222.
Each DRAM block 222 obtains the serial data for distributing to cache blocks 220, and will string under each driving timing
Row data are concurrently output to parallel-serial converter and coordination unit 216.Parallel-serial converter and coordination unit 216 will be with from each
The parallel data for multiple serial datas construction that DRAM block 222 obtains is again converted to serial data.In this way, produce
It has given birth to the serial data with the corresponding data array of nozzle array in record head.
<Improve example>
The construction of the information processing unit described in each exemplary embodiment, image forming apparatus and program is only above
Only it is example, and it is unquestionable, and these constructions can change in the case of without departing from main points of the present invention.
The above description of exemplary embodiment of the present invention is provided in order to illustrate with description.It is not intended in detail
It is most or limit the invention to disclosed precise forms.It is obvious for a person skilled in the art that many modifications and change
Change will be apparent.It is to best explain that the principle of the present invention and its reality should to select and describe the embodiment
With so that others skilled in the art can be directed to various embodiments and the special-purpose suitable for being considered
Various modifications examples understands the present invention.The scope of the present invention is intended to be limited by appended claims and its equivalent.
Claims (7)
1. a kind of information processing unit, including：
Multiple rearrangement units, wherein each in the multiple rearrangement units passes through the order rearrangement page according to injection timing
Each pixel data is converted to the spray for a lines by each pixel data for a lines in data
Penetrate data so that each element group in the multiple element group of record head sprays drop successively, and the multiple element group is included in
Under same timing spray drop multiple injection components, the multiple element group recording medium conveying direction and with it is described defeated
Send direction intersect it is crisscross on arranged in a manner of staggering；
Controller controls the distribution of each lines of each page data in this way：Wherein, by a plurality of page
When data distribute to the multiple rearrangement units, switch distribution destination for every page；And
Coordination unit, by coordinate by the multiple rearrangement units based on a plurality of jet data that the injection timing obtains come
It generates and coordinates jet data.
2. information processing unit according to claim 1, wherein
The page data of one page is distributed to a rearrangement units in the multiple rearrangement units by the controller, and by under
Another rearrangements different from one rearrangement units that the page data of one page is distributed in the multiple rearrangement units are single
Member.
3. information processing unit according to claim 1 or 2, wherein
The page data of image to be formed is distributed to the multiple rearrangement list by the controller according to the timing for forming image
Any one in member.
4. information processing unit according to any one of claim 1 to 3, wherein
The multiple rearrangement units include the first rearrangement units and the second rearrangement units；And
The a plurality of page data is alternately allocated to first rearrangement units and described second and resets list by the controller
Member.
5. information processing unit according to any one of claim 1 to 4, wherein
The coordination unit selects any one in a plurality of jet data to generate the association by being directed to injection timing
Jet data is adjusted, each in a plurality of jet data is all to be used for being formed the data of pixel in the injection timing.
6. a kind of image forming apparatus, including：
Information processing unit according to any one of claim 1 to 5；And
Include the record head of multiple element group, each group in the multiple element group is included in the more of same timed injection drop
A injection component, the multiple element group is in the conveying direction of recording medium and intersects with the conveying direction crisscross
On arranged in a manner of staggering.
7. a kind of computer-readable medium for storing program, described program causes computer to be used as appointing according in claim 1 to 5
The multiple rearrangement units, the controller and the coordination unit of information processing unit described in one.
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| Publication number | Publication date |
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| AU2017202225B2 (en) | 2018-08-16 |
| JP2018079572A (en) | 2018-05-24 |
| JP6776830B2 (en) | 2020-10-28 |
| CN108068473B (en) | 2020-03-13 |
| AU2017202225A1 (en) | 2018-05-31 |
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