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WO2011070672A1 - Appareil d'impression à jet d'encre et procédé d'impression à jet d'encre - Google Patents

Appareil d'impression à jet d'encre et procédé d'impression à jet d'encre Download PDF

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Publication number
WO2011070672A1
WO2011070672A1 PCT/JP2009/070712 JP2009070712W WO2011070672A1 WO 2011070672 A1 WO2011070672 A1 WO 2011070672A1 JP 2009070712 W JP2009070712 W JP 2009070712W WO 2011070672 A1 WO2011070672 A1 WO 2011070672A1
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WO
WIPO (PCT)
Prior art keywords
recording
region
ink
unit
colors
Prior art date
Application number
PCT/JP2009/070712
Other languages
English (en)
Japanese (ja)
Inventor
充俊 長村
明宏 柿沼
英史 駒宮
晃弘 冨田
Original Assignee
キヤノン株式会社
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by キヤノン株式会社 filed Critical キヤノン株式会社
Priority to PCT/JP2009/070712 priority Critical patent/WO2011070672A1/fr
Priority to JP2011545030A priority patent/JPWO2011070672A1/ja
Priority to US12/959,640 priority patent/US8556362B2/en
Publication of WO2011070672A1 publication Critical patent/WO2011070672A1/fr

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Classifications

    • 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
    • B41J29/00—Details of, or accessories for, typewriters or selective printing mechanisms not otherwise provided for
    • B41J29/38—Drives, motors, controls or automatic cut-off devices for the entire printing mechanism
    • 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
    • B41J2/21—Ink jet for multi-colour printing
    • B41J2/2132—Print quality control characterised by dot disposition, e.g. for reducing white stripes or banding
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
    • G06K15/00—Arrangements for producing a permanent visual presentation of the output data, e.g. computer output printers
    • G06K15/02—Arrangements for producing a permanent visual presentation of the output data, e.g. computer output printers using printers
    • G06K15/10—Arrangements for producing a permanent visual presentation of the output data, e.g. computer output printers using printers by matrix printers
    • G06K15/102—Arrangements for producing a permanent visual presentation of the output data, e.g. computer output printers using printers by matrix printers using ink jet print heads
    • G06K15/105—Multipass or interlaced printing

Definitions

  • the present invention relates to an ink jet recording apparatus and an ink jet recording method for performing recording by discharging ink from a recording head.
  • serial type ink jet recording apparatus an operation of scanning a recording head including a nozzle row for ejecting ink in a scanning direction and an operation of transporting a recording medium such as paper in a transport direction perpendicular to the scanning direction are repeated.
  • the image is completed on the recording medium.
  • a so-called side-by-side recording head in which nozzle rows of a plurality of colors (for example, cyan, magenta, yellow, and black) are arranged in the scanning direction is known.
  • the color (hue, saturation) varies from band to band due to the difference in the ink recording order (printing order) between the forward direction and the backward direction in the scanning direction.
  • the color unevenness causes a reduction in image quality.
  • Patent Document 1 discloses a technique in which a band is divided into a plurality of regions in the scanning direction, and the number of passes in multi-pass recording is increased as the recording duty is higher in each region.
  • Patent Document 1 determines the number of passes based only on the recording duty for each divided area, recording is performed with the number of recording passes (number of recording scans) that matches the degree of occurrence of color unevenness. I could't do it. According to the knowledge of the present inventor, the occurrence of color unevenness depends not only on the recording duty of an area, but also on whether there is a large difference in hue (hue, saturation) with the area nearby. The color unevenness looks different.
  • an object of the present invention is to provide an ink jet recording apparatus and an ink jet recording method capable of performing recording with an appropriate number of times of recording scanning according to the degree of occurrence of color unevenness.
  • the present invention is an ink jet recording apparatus that records an image by causing a recording head for ejecting a plurality of colors of ink to scan a unit area on a recording medium a plurality of times.
  • Acquisition means for acquiring a value related to the amount of ink of each of the plurality of colors ejected in a region divided into a plurality of directions, and information relating to the amount of ink of each of the plurality of colors in the region of interest and a region adjacent to the region.
  • a determination unit that determines the number of scans of the unit region including the region of interest, and the recording head is moved by the number of scans determined by the determination unit with respect to the unit region that includes the region of interest.
  • control means for performing recording by scanning.
  • recording can be performed with an appropriate number of recording scans according to the degree of occurrence of color unevenness.
  • FIG. 1 External perspective view of an ink jet recording apparatus to which the present invention is applicable 1 is a schematic configuration diagram of a recording control system circuit of the ink jet recording apparatus of FIG. Block diagram for explaining recording control according to the embodiment Flowchart showing the procedure of pass number determination processing Schematic diagram explaining determination of uniformity using uniformity tone value ⁇ u The figure explaining the pass number judgment table concerning an embodiment The figure explaining the determination method of the number of recording passes for every unit area The figure explaining the recording procedure which records with the number of recording passes for every unit area The figure explaining the recording procedure of a modification The figure explaining the recording procedure of a modification
  • FIG. 1 is a schematic perspective view showing the configuration of an embodiment of an ink jet recording apparatus to which the present invention is applicable.
  • the ink tanks 211 to 213 store three colors of ink (yellow, magenta, cyan: Y, M, and C), respectively, and are configured to be able to supply these three colors of ink to the recording heads 201 to 203. Yes.
  • the recording heads 201 to 203 are provided corresponding to the three colors of ink, and are configured to eject ink supplied from the ink tanks 211 to 213.
  • the conveyance roller 103 rotates while sandwiching the recording medium 107 together with the auxiliary roller 104 to convey the recording medium 107 and also has a role of holding the recording medium (recording paper) 107.
  • the carriage 106 can be mounted with ink tanks 211 to 213 and recording heads 201 to 203, and can be reciprocated along the X direction while mounting these recording heads and ink tanks. During the reciprocation of the carriage 106, ink is ejected from the recording head, whereby an image is recorded on the recording medium.
  • the carriage 106 is controlled to stand by at a home position position h indicated by a dotted line in the drawing.
  • Each of the recording heads 201 to 203 includes a nozzle row composed of 64 nozzles (ejection ports). By this movement of the recording head once, recording is performed on an area having a width corresponding to the nozzle arrangement range of the recording head.
  • the conveying roller 103 rotates and the recording medium is conveyed in the conveying direction (Y direction in the figure).
  • ink jet recording apparatus may further include black ink or light ink (light cyan, light magenta), and of course, each color nozzle array may be provided in a single recording head. .
  • FIG. 2 shows a schematic configuration of a recording control system circuit of the ink jet recording apparatus shown in FIG.
  • 551 is an ink jet recording apparatus
  • 400 is an interface for inputting a recording signal and a control signal related to recording
  • 401 is an MPU (Micro Processing Unit).
  • Reference numeral 402 denotes a ROM (Read Only Memory) that stores a control program executed by the MPU 401 and a mask pattern for thinning out binary recording data at a predetermined rate.
  • a dynamic RAM (Dynamic Random Access Memory (DRAM)) 403 stores various data (such as recording signals supplied to the recording heads 201 to 204 and control signals for recording).
  • DRAM Dynamic Random Access Memory
  • the RAM 403 can also store the number of recording dots, the number of replacements of the recording heads 201 to 203, and the like.
  • Reference numeral 404 denotes a gate array that controls the supply of recording data to the recording heads 201 to 203, and also controls the transfer of data among the interface 400, the MPU 401, and the DRAM 403. The above constitutes the recording control unit 500.
  • Numeral 406 is a carriage motor for reciprocating the carriage 106 on which the recording heads 201 to 203 are mounted.
  • Reference numeral 405 denotes a conveyance motor for rotating the conveyance roller 103 for conveying the recording medium 107.
  • Reference numerals 408 and 407 denote motor drivers for driving the transport motor 405 and the carriage motor 406, respectively.
  • Reference numeral 409 denotes a head driver for driving the recording heads 201 to 203, and a plurality of head drivers are provided corresponding to the number of recording heads.
  • Reference numeral 410 denotes a head type signal generation circuit, which gives a signal indicating the type and number of the recording heads 201 to 203 mounted on the head unit 501 corresponding to the carriage 106 to the MPU.
  • FIG. 3 is a block diagram illustrating a configuration of processing related to recording control according to the present embodiment.
  • Input multi-value RGB data 601 is transferred from the host PC 550 via the interface 400 to the recording control unit 500.
  • conversion processing from the multi-value RGB data 601 to the multi-value 3CMY data 602 is performed.
  • the converted 3CMY data 602 is quantized into binary 3CMY data 603 by a predetermined quantization method, and ejection “1” or non-ejection “0” data is associated with each pixel.
  • a pass number determination process 604 which will be described in detail later, is performed.
  • the determination block is obtained by dividing binary CMY data 603 into a plurality of blocks, and the size of one determination block is 16 ⁇ 16 pixels (300 dpi).
  • the number of nozzles of the recording head is 64 and the recording width in the scanning direction is 8 inches
  • data for one recording scanning of the recording head that is, (nozzle number) ⁇ (number of dots in the scanning direction).
  • (nozzle number) number of dots in the scanning direction).
  • FIG. 4 is a flowchart showing the procedure of the pass number determination process 604.
  • S101 the dot count of the recording data of each color of C (cyan), M (magenta), and Y (yellow) is performed for every determination block.
  • S102 the dot count value, Dc (cyan dot count value), Dm (magenta dot count value), and Dy (yellow dot count value) of each color are acquired (S102).
  • the uniformity evaluation value ⁇ u is calculated for each determination block from the result of the dot count value, and the uniformity of each determination block is determined (S103).
  • S104 the number of passes of the determination block is determined from the determination result of S103 and the dot count value (S104).
  • the processes from S103 to S104 are repeated until the determination of the number of passes for all the determination blocks is completed.
  • an image recording method is determined from the determination result of each determination block, and the process ends (S105).
  • the uniformity determination is determined as uniform when the target determination block is not different from the adjacent block in hue (hue, saturation), and is determined as non-uniform when different. .
  • the ink duty (%) is the ratio of pixels on which ink is recorded with respect to the total number of pixels per unit area.
  • the uniformity evaluation value ⁇ u is calculated for each of the eight adjacent blocks adjacent to the block of interest using the following calculation formula (1).
  • the uniformity evaluation value ⁇ u is calculated to be small if there is no difference in the ink duty of each color of the target block and the adjacent block, and if the difference is large, the value is calculated to be large.
  • the target block is uniform or non-uniform from the calculated uniformity evaluation value ⁇ u.
  • a threshold value for example, 10
  • the target block is determined to be uniform.
  • the target block is determined to be non-uniform.
  • FIG. 5 is a diagram for explaining determination of uniformity using the uniformity adjustment value ⁇ u.
  • a blue image (yellow is 0%) recorded in cyan and magenta will be described below as an example.
  • FIG. 4A shows the ink duty of each color of the block of interest Bt and the eight adjacent blocks Bn.
  • FIG. 6B shows the result of the uniformity evaluation value ⁇ u calculated for each of the eight adjacent locks Ba using Expression (1).
  • the uniformity evaluation value ⁇ u with the adjacent block on the upper left is shown. Is calculated to be 40.3.
  • the threshold value (10) is only one of the upper left blocks, this target block is determined to be “uniform”.
  • the threshold used for determination and the number of adjacent blocks exceeding the threshold may be set as appropriate according to the conditions.
  • the determination of the uniformity of the block of interest is not limited to the calculation of the calculation formula using the uniformity evaluation value.
  • a table in which uniformity determination results are associated with each color ink duty of the target block and eight adjacent blocks may be prepared and referred to.
  • the uniformity determination need not be performed on eight adjacent blocks. For example, since color unevenness occurs between bands having different recording orders, a configuration may be adopted in which importance is placed on blocks adjacent in the transport direction and uniformity is determined only for two blocks adjacent in the transport direction. Further, weighting may be performed in adjacent blocks. For example, when the ink duty difference between adjacent blocks is large, a coefficient that makes it easier to determine non-uniformity than other areas may be multiplied.
  • FIG. 7 of S104 describes the determination of the number of passes of each determination block.
  • FIG. 6 is a pass number determination table used to determine the number of passes of each determination block. The number of passes is determined based on the uniformity determination result and the ink duty. For example, as shown in FIGS. 5A and 5B, when the cyan ink duty of the target block Bt is 30%, the magenta ink duty is 60%, and the uniformity determination result is “uniform”. The corresponding table column is referred to and “4 paths” is selected. Even if the ink duty of the book Bt of interest is the same, if the uniformity determination result is “non-uniform”, “two passes” is selected.
  • FIG. 6 describes only the cyan and magenta ink duty columns, and describes only the range where the ink duty of cyan ink is 0% to 50%, but similar tables are also used for other colors and ranges. It shall be equipped with.
  • FIG. 7 is a diagram for explaining a method of determining a recording method (pass number) for each unit area based on the pass number determination result of each block in S106.
  • FIG. 7A shows the blocks arranged in the scanning direction and the transport direction, and the number of passes determined in S104 for each block.
  • recording data corresponding to 20 blocks in the scanning direction and 29 blocks in the transport direction (paper feeding direction) is recorded.
  • (B) in the figure shows the number of passes of each unit area on the recording medium.
  • a multi-pass printing method is employed in which the unit area is scanned a plurality of times to complete the printing of the unit area on the printing medium.
  • the unit area of the present embodiment is an area whose width in the scanning direction corresponds to 150 blocks (for the recording width) and whose width in the conveyance direction corresponds to one block.
  • the highest number of passes among the number of passes of the blocks included in the unit area is determined as the number of passes of the unit area.
  • the size of the print data in the scanning direction is 20 blocks, and the highest number of passes among the 20 blocks is the number of passes in the unit area.
  • the size of the unit area in the scanning direction and the conveyance direction is not limited to the above example.
  • FIG. 8 is a diagram for explaining a recording procedure when recording is performed by the multipath recording method on the 29 unit areas shown in FIG. 7 based on the number of passes determined in S106.
  • the recording scan is performed in the forward direction (X direction) of the scanning direction
  • the recording scan is performed in the backward direction ( ⁇ X direction) of the scanning direction.
  • the paper is fed between the two to complete the image recording.
  • only 201 is shown as a representative of the recording heads 201 to 203, and the lower side in the figure is the upstream side in the conveying direction (paper feeding direction), and the upper side in the figure is the conveying direction (paper feeding). Corresponds to the downstream side of the direction).
  • the 1-pass recording area all recording data is recorded by one recording scan of the recording head.
  • two recording scans are performed at portions corresponding to the lower half and the upper half of the recording head, and 50% of the recording data thinned out by the mask pattern is recorded in each recording scan.
  • the print head is divided into four, and four print scans are performed at the portions corresponding to the four divided prints. In each print scan, 25 of the print data thinned out by the mask pattern is obtained. Record%.
  • the paper is fed by the width of the recording head before each recording scan, and the image is recorded by one-pass recording in which the recording is completed by one recording scan.
  • the paper is fed by 3 ⁇ 4 of the recording head width before the recording scan, and 50% of the recording data is recorded in the portion corresponding to the lower half (upstream half) of the recording head.
  • recording is not performed on the 1 ⁇ 4 portion from the top of the recording head, and the corresponding data is recorded in one pass in the remaining 1 ⁇ 4 portion.
  • paper is fed by a quarter of the recording head width before the recording scan, and four-pass recording of 25% of the recording data is performed at a portion corresponding to a quarter portion from the bottom of the recording head. . At this time, recording is not performed in other portions of the recording head.
  • the paper is fed by 1 ⁇ 4 of the recording head width before the recording scan, 50% of the recording data is recorded in the portion corresponding to the upper half of the recording head, and the lower half of the recording head is supported. 25% of the recorded data is recorded at the position.
  • paper is fed by 1 ⁇ 4 of the recording head width before the recording scan, and 25% of the recording data is recorded at the portion corresponding to the lower 3/4 of the recording head.
  • paper is fed by 1/4 of the recording head width before each recording scan, and 4-pass recording is performed at 25% of the recording data at a portion corresponding to 1/4 of the recording head width.
  • paper is fed by a quarter of the recording head width before the recording scan, and 25% of the recording data is recorded in the portion corresponding to the upper 3/4 of the recording head. Recording is not performed for the remaining 1/4.
  • paper is fed by 1 ⁇ 4 of the recording head width before the recording scan, 50% of the recording data is recorded in the portion corresponding to the lower half of the recording head, and the upper half of the recording head is supported. 25% of the recorded data is recorded in the part.
  • paper is fed by a quarter of the recording head width before the recording scan, and 25% of the recording data is recorded at a portion corresponding to a quarter portion from the top of the recording head. At this time, recording is not performed in other portions of the recording head.
  • paper is fed by a quarter of the recording head width before the recording scan, and 50% of the recording data is recorded at a portion corresponding to the recording head width.
  • the paper is fed by 1/2 of the head width before the recording scan, and 50% of the recording data is recorded at the portion corresponding to the recording head width.
  • paper is fed by 1/2 of the recording head width before the recording scan, 50% of the recording data is recorded in the portion corresponding to the upper half of the recording head, and recording is performed in the other portions. Absent.
  • the present embodiment is premised on the configuration in which the recording is performed by scanning the recording head a plurality of times with respect to the unit area. Then, based on the dot count value of each of a plurality of colors of ink in an area (block) formed by dividing the unit area in the scanning direction and the dot count value of each of a plurality of colors of ink in a block adjacent to this block, The number of recording scans is determined. More specifically, the number of printing passes of the block of interest is determined based on the difference in printing duty of each of the plurality of color inks between the block of interest and the adjacent block, and the printing duty of each of the plurality of color inks of the block of interest.
  • the number of times of recording scanning of the target block is increased as the difference in the recording duty of each of the plurality of color inks from the adjacent block is larger. Further, when the difference in printing duty of each of the plurality of color inks from the adjacent block is the same, the number of times of printing scanning is increased as the printing duty of each of the plurality of color inks in the target block is increased.
  • the number of passes is determined based on binary CMY data 603. However, when determining the number of passes, it is not necessary to use binary data in particular, and the number of passes may be determined based on multi-value data.
  • the data processing itself is performed by the printer main body 551. However, the data processing itself may be performed by the host PC or the like.
  • the size of the determination block in the transport direction is set to 1 ⁇ 4 the size of the nozzle row (16 nozzles), and 1-pass printing and 2-pass printing are performed for each unit area (width in the transport direction: 16 nozzles).
  • the example in which the 4-pass recording is switched and recorded has been described.
  • the size of the determination block in the conveyance direction may be further reduced, and recording may be performed including higher-pass recording.
  • the width of the determination block in the scanning direction may be 4 nozzles, and printing may be performed while switching the number of passes between 1-pass printing, 2-pass printing, 4-pass printing, 8-pass printing, and 16-pass printing. .
  • the method for determining the number of paths in the unit area is not limited to the method using the highest number of paths among the number of paths in the blocks included in the unit area. For example, in the case where only one block out of 150 blocks included in the unit area is 2 passes and all the other blocks are 1 pass, the number of passes determined by the majority of blocks (1 pass) is set as the unit area. It can also be configured to determine the number of passes. Various methods can be adopted as a method of determining the number of passes in the unit area in accordance with the number of passes determined in each block of the unit area.
  • the dot count value is converted into the ink duty, and the uniformity evaluation value is calculated using this ink duty.
  • the dot count value may be used as it is.
  • the uniformity evaluation value is a dot count value or ink that is a value related to the amount of ink ejected to the determination block. Calculated based on the duty.
  • the number of recording passes is similarly determined based on uniformity and recording duty. Can do and record.
  • FIG. 9 shows a case where 10 unit areas are recorded by (a) recording from one pass to one pass and then switching again to two passes. (B) All unit areas are recorded as two passes. Shows the case.
  • FIG. 9A first, in the first recording scan, the paper is fed by 1/2 of the recording head width before the recording scan, and 50% of the recording data is recorded in the portion corresponding to the lower half of the recording head. .
  • the paper is fed by a half of the recording head width before the recording scan, and 50% of the recording data is recorded at a portion corresponding to the recording head width.
  • the paper is fed by 1/2 of the recording head width before the recording scan, 50% of the recording data is recorded in the portion corresponding to the upper half of the recording head, and the lower half of the recording head is supported.
  • One pass recording of 100% of the recording data is performed in the portion.
  • the paper is fed by 1/2 of the recording head width before the recording scan, and 50% of the recording data is recorded in the portion corresponding to the lower half of the recording head. Recording is not performed in the part of.
  • the paper is fed by 1/2 of the recording head width before the recording scan, and 50% of the recording data is recorded at the portion corresponding to the recording head width.
  • the paper is fed by 1/2 of the recording head width before the recording scan, 50% of the recording data is recorded in the portion corresponding to the upper half of the head, and recording is performed in the other portions of the recording head. Do not do. According to the above procedure, recording is completed by six recording scans for 10 unit areas.
  • FIG. 9B shows an example in which two passes are recorded in the unit area where one pass is recorded in FIG. 9A.
  • the number of recording scans required to complete the recording of the ten unit areas is six. In other words, there is no change in the number of scans required for recording between the case of FIG. 9A and the case of FIG. 9B.
  • all unit areas can be set to two-pass printing without increasing the number of printing scans compared to FIG. 9A.
  • the fourth recording scan which causes a deviation in the usage frequency of the recording head.
  • the width of the unit area in the scanning direction is D, and the value obtained by multiplying the width D by M (M ⁇ D) and the low-pass recording area sandwiched between the high-pass recording areas.
  • the width L is compared. When the width L of the low-pass recording area is larger than M ⁇ D, it is determined that the number of recording scans is increased. When the width L of the low-pass recording area is equal to or less than M ⁇ D, it is determined that the number of recording scans does not increase.
  • the width L of the low-pass printing area is equal to or smaller than M ⁇ D, the number of printing scans is increased by using the portion of the printing head that is not used in the printing scan for performing the preceding and following high-pass printing. This is because the M-pass recording can be performed in the same manner for the low-pass recording area.
  • the width L in the transport direction of the low pass area (1 pass area) is 2 blocks (32 nozzles), and high pass printing is performed in the unit area width (16 nozzles).
  • FIG. 10 shows the case where the width L of the low-pass recording area is equal to or smaller than the value M ⁇ D.
  • the number of recording scans increases even if two passes are recorded in one pass area. I do not.
  • FIG. 10 shows a case where 12 unit areas are recorded by (a) 2-pass recording from 4-pass recording and then switching to 4-pass recording again, and (b) 4-pass recording for all unit areas. Shows the case. Note that description of the details of each recording procedure is omitted.
  • the value (M ⁇ D) multiplied by the number of passes is 64 nozzles or less.
  • the number of scans (the number of passes) of each unit area is determined as in the above embodiment.
  • the unit area determined to be the first scanning number is adjacent to both sides in the transport direction and is determined to be the second scanning number smaller than the first scanning number (consisting of one or a plurality of unit areas). Area).
  • the width in the transport direction of the area determined to be the second scan count is equal to or less than the value obtained by multiplying the width of the unit area in the transport direction by the first scan count, the second scan count is determined. Recording is performed by changing the number of times of recording scanning in the region to the first number of scanning times.

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  • Physics & Mathematics (AREA)
  • Mathematical Physics (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Quality & Reliability (AREA)
  • Ink Jet (AREA)

Abstract

L'invention porte sur un appareil d'impression à jet d'encre et sur un procédé d'impression à jet d'encre qui sont aptes à effectuer une impression par un nombre approprié d'opérations de balayage pour l'impression en fonction du degré d'apparition d'une irrégularité de couleur. Pour effectuer une impression par une pluralité d'opérations de balayage sur une région unitaire d'un support d'impression avec une tête d'impression, l'appareil d'impression à jet d'encre acquiert une valeur associée à la quantité d'encre de chacune d'une pluralité de couleurs devant être déchargées dans une région obtenue par division de la région unitaire en une pluralité de régions dans une direction de balayage et détermine le nombre d'opérations de balayage sur la région unitaire comprenant une région spécifiée sur la base de la valeur associée à la quantité d'encre de chacune de la pluralité de couleurs dans la région spécifiée et les régions adjacentes à la région spécifiée.
PCT/JP2009/070712 2009-12-10 2009-12-10 Appareil d'impression à jet d'encre et procédé d'impression à jet d'encre WO2011070672A1 (fr)

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Application Number Priority Date Filing Date Title
PCT/JP2009/070712 WO2011070672A1 (fr) 2009-12-10 2009-12-10 Appareil d'impression à jet d'encre et procédé d'impression à jet d'encre
JP2011545030A JPWO2011070672A1 (ja) 2009-12-10 2009-12-10 インクジェット記録装置およびインクジェット記録方法
US12/959,640 US8556362B2 (en) 2009-12-10 2010-12-03 Inkjet recording apparatus and inkjet recording method for carrying out recording by causing a recording head to eject ink

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PCT/JP2009/070712 WO2011070672A1 (fr) 2009-12-10 2009-12-10 Appareil d'impression à jet d'encre et procédé d'impression à jet d'encre

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JP2015150720A (ja) * 2014-02-12 2015-08-24 セイコーエプソン株式会社 印刷制御装置、印刷制御方法、および、プログラム

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5442783B2 (ja) * 2012-02-02 2014-03-12 富士フイルム株式会社 画像記録装置、画像処理装置、画像記録方法及び画像処理方法並びにプログラム

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2001293851A (ja) * 2000-04-13 2001-10-23 Seiko Epson Corp インクジェット記録方法、及びインクジェット式記録装置
JP2006007759A (ja) * 2004-05-26 2006-01-12 Canon Inc 記録装置、当該記録装置の制御方法および、コンピュータプログラム

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE69228030T2 (de) * 1991-08-02 1999-06-10 Canon K.K., Tokio/Tokyo Tintenstrahlaufzeichnungsverfahren
JP3176130B2 (ja) * 1992-07-06 2001-06-11 キヤノン株式会社 インクジェット記録方法
US7347519B2 (en) * 2004-05-26 2008-03-25 Canon Kabushiki Kaisha Printing apparatus, controlling method and computer program
US8070249B2 (en) * 2007-08-20 2011-12-06 Canon Kabushiki Kaisha Inkjet printing apparatus and inkjet printing method
JP5151670B2 (ja) * 2008-05-13 2013-02-27 セイコーエプソン株式会社 液体噴射装置および液体噴射方法
JP5446304B2 (ja) * 2009-02-13 2014-03-19 セイコーエプソン株式会社 液体噴射装置、及び、液体噴射方法

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2001293851A (ja) * 2000-04-13 2001-10-23 Seiko Epson Corp インクジェット記録方法、及びインクジェット式記録装置
JP2006007759A (ja) * 2004-05-26 2006-01-12 Canon Inc 記録装置、当該記録装置の制御方法および、コンピュータプログラム

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2015150720A (ja) * 2014-02-12 2015-08-24 セイコーエプソン株式会社 印刷制御装置、印刷制御方法、および、プログラム

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