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1. 发明授权

US08891128B2 Defective recording element detecting apparatus and method, and image forming apparatus and method 有权
标题翻译：记录元件检测装置及方法不良，图像形成装置及方法
公开(公告)号：US08891128B2
公开(公告)日：2014-11-18
申请号：US13328641
申请日：2011-12-16
申请人： Yoshirou Yamazaki
发明人： Yoshirou Yamazaki
IPC分类号： H04N1/60 , H04N1/46 , G06K15/10 , B41J29/38 , B41J2/205 , B41J29/393 , B41J2/21
CPC分类号： B41J2/2142 , B41J2/2146
摘要： A defective recording element detecting apparatus includes: a read image data acquiring device which acquires read image data of a test pattern recorded on a recording medium by a recording head having recording elements; a reference area setting device which sets a reference area including a part of the test pattern on a read image representing image contents of the read image data; a comparison area setting device which sets a comparison area on the read image; a correlation operation device which performs a correlation operation between the comparison area and the reference area; a distortion correction value determining device which determines a distortion correction value, from a result of the correlation operation; an image distortion correcting device which corrects image distortion of the read image using the distortion correction value; and a defective recording element determining device which identifies a defective recording element according to the corrected read image.
摘要翻译：缺陷记录元件检测装置包括：读取图像数据获取装置，其通过具有记录元件的记录头获取记录在记录介质上的测试图案的读取图像数据; 参考区域设置装置，其将包括测试图案的一部分的参考区域设置在表示所读取的图像数据的图像内容的读取图像上; 比较区域设定装置，对所读取的图像设定比较区域; 执行比较区域和参考区域之间的相关运算的相关运算装置; 失真校正值确定装置，从相关运算的结果确定失真校正值; 图像失真校正装置，其使用失真校正值校正读取图像的图像失真; 以及根据校正的读取图像识别缺陷记录元件的缺陷记录元素确定装置。

2. 发明授权

US08740339B2 Defective recording element detecting apparatus, defective recording element detecting method, and image forming apparatus 有权
标题翻译：不良记录元件检测装置，缺陷记录元件检测方法和图像形成装置
公开(公告)号：US08740339B2
公开(公告)日：2014-06-03
申请号：US13332026
申请日：2011-12-20
申请人： Yoshirou Yamazaki
发明人： Yoshirou Yamazaki
IPC分类号： B41J29/393 , B41J29/38 , B41J2/12
CPC分类号： B41J2/2142 , B41J2/2139 , B41J2/2146
摘要： A defective recording element detecting apparatus includes: an image signal acquiring device which acquires read image signals obtained by reading, a linear test pattern recorded by an image recording apparatus having: a recording head and a medium conveying device which causes relative movement between a recording medium and the recording head in a signal decomposing device which sequentially assigns reading pixel numbers 0 to n to the acquired read image signals, divides the reading pixel numbers by an analysis pitch unit PS to obtain remainders, and decomposes the read image signals into an image signal of each of the obtained remainders; a fluctuation signal calculating device which calculates a fluctuation signal of each of the remainders; and an identifying device which identifies a defective recording element among the plurality of recording elements based on the fluctuation signal of each of the remainders.
摘要翻译：缺陷记录元件检测装置包括：图像信号获取装置，其获取通过读取由图像记录装置记录的线性测试图案而获得的读取图像信号，所述图像记录装置具有：记录头和介质输送装置，其在记录介质以及信号分解装置中的记录头，其向读取的图像信号依次分配读取像素编号0〜n，将读取像素数除以分析音调单位PS，得到余数，并将读出的图像信号分解为图像信号每个获得的余数; 波动信号计算装置，其计算每个剩余物的波动信号; 以及识别装置，其基于每个剩余部分的波动信号识别多个记录元件中的有缺陷的记录元素。

3. 发明授权

US08388088B2 Dot position measurement method and apparatus, and computer readable medium 有权
标题翻译：点位测量方法和装置，以及计算机可读介质
公开(公告)号：US08388088B2
公开(公告)日：2013-03-05
申请号：US12726000
申请日：2010-03-17
申请人： Yoshirou Yamazaki
发明人： Yoshirou Yamazaki
IPC分类号： B41J29/38
CPC分类号： B41J2/2146
摘要： The dot position measurement method includes: a line pattern forming step of forming a measurement line pattern including a plurality of lines formed by dot sequences corresponding to respective recording elements on a recording medium, by continuously recording dots by the recording elements while causing a recording head having the recording elements and the recording medium to move relatively to each other in a relative movement direction, the measurement line pattern including: a plurality of line blocks each constituted of a group of lines to be recorded using the recording elements spaced a prescribed interval apart in an effective direction of alignment of the recording elements which is perpendicular to the relative movement direction, the line blocks being formed at mutually different positions in a lengthwise direction of the lines on the recording medium; and a reference line block containing lines to be recorded by the recording elements which are common respectively with the recording elements forming the line blocks; a reading step of reading the measurement line pattern formed on the recording medium in the line pattern forming step by an image reading device, and acquiring electronic image data representing a read image of the measurement line pattern; a position-in-line-block identifying step of identifying line positions in each of the line blocks and the reference line block, from the read image acquired in the reading step; and a position correcting step of correcting the line positions of the line blocks determined in the position-in-line-block identifying step in accordance with the reference line block, by employing a correction function using a piecewise polynomial expression.
摘要翻译：点位置测量方法包括：线图案形成步骤，通过在记录头上连续记录点，形成包括由与记录介质上的各个记录元素相对应的点序列形成的多个线的测量线图案，同时使记录头使所述记录元件和所述记录介质沿相对移动方向彼此相对移动，所述测量线图案包括：多个线块，每个线块由使用间隔开规定间隔的记录元件记录的一组待记录线组成在垂直于相对移动方向的记录元件的有效对准方向上，线块形成在记录介质上的线的长度方向上相互不同的位置处; 以及包含要由记录元件记录的线的参考线块，它们分别与形成线条块的记录元件通用; 读取步骤，通过图像读取装置读取在线图案形成步骤中形成在记录介质上的测量线图案，并获取表示测量线图案的读取图像的电子图像数据; 从在读取步骤中获取的读取图像中识别每个线块和参考线块中的线位置的位置一行块识别步骤; 以及位置校正步骤，通过使用使用分段多项式表达式的校正函数，根据参考线块来校正在一线块识别步骤中确定的线块的线位置。

4. 发明授权

US08045201B2 Printing apparatus and system capable of judging whether print result is successful 失效
标题翻译：能够判断打印结果是否成功的打印装置和系统
公开(公告)号：US08045201B2
公开(公告)日：2011-10-25
申请号：US11727325
申请日：2007-03-26
申请人： Yoshirou Yamazaki
发明人： Yoshirou Yamazaki
IPC分类号： G06F3/12 , G06K9/00
CPC分类号： H04N1/00291 , H04N1/00294 , H04N1/32614 , H04N1/32635 , H04N2201/0081 , H04N2201/0082
摘要： The printing apparatus includes: a printing device which prints onto a prescribed print medium; a print result prediction device which predicts a print result on the print medium and accordingly outputs print result prediction data including image region print result prediction data for an image region and text region print result prediction data for a text region, the image region and the text region being recognized as an image and a text, respectively, by a person viewing a correct print result, the text region print result prediction data including a text code; an image reading device which optically reads in the print result on the print medium and accordingly outputs print result read data, the image reading device being disposed on a downstream side of a printing position of the print medium and on an upstream side of an output position of the print medium in a conveyance path along which the print medium is conveyed; and a print result judgment device which judges a printing failure on the print medium in accordance with the print result prediction data outputted from the print result prediction device and the print result read data outputted from the image reading device.
摘要翻译：打印装置包括：打印装置，其打印到规定的打印介质上; 打印结果预测装置，其预测打印介质上的打印结果，并且相应地输出包括图像区域的图像区域打印结果预测数据和文本区域的文本区域打印结果预测数据的打印结果预测数据，图像区域和文本区域被分别由观看正确打印结果的人识别为图像和文本，文本区域打印结果预测数据包括文本代码; 图像读取装置，其以光学方式读取打印介质上的打印结果，从而输出打印结果读取数据，图像读取装置设置在打印介质的打印位置的下游侧和输出位置的上游侧在打印介质被传送的传送路径中的打印介质; 以及打印结果判断装置，其根据从打印结果预测装置输出的打印结果预测数据和从图像读取装置输出的打印结果读取数据来判断打印介质上的打印故障。

5. 发明申请

US20100238459A1 DOT POSITION MEASUREMENT METHOD AND APPARATUS, AND COMPUTER READABLE MEDIUM 有权
公开(公告)号：US20100238459A1
公开(公告)日：2010-09-23
申请号：US12728774
申请日：2010-03-22
申请人： Yoshirou YAMAZAKI
发明人： Yoshirou YAMAZAKI
IPC分类号： G06K15/02
CPC分类号： G06K15/105 , H04N1/506
摘要： The dot position measurement method includes: a line pattern forming step of forming a measurement line pattern including a plurality of lines formed by dot sequences corresponding to respective recording elements on a recording medium, by continuously recording dots by the recording elements while causing a recording head having the recording elements and the recording medium to move relatively to each other in a relative movement direction, the measurement line pattern including a plurality of line blocks each constituted of a group of lines to be recorded using the recording elements spaced a prescribed interval apart in an effective direction of alignment of the recording elements which is perpendicular to the relative movement direction, the line blocks being formed at mutually different positions in a lengthwise direction of the lines on the recording medium; a reading step of reading the measurement line pattern formed on the recording medium in the line pattern forming step by an image reading device, and acquiring electronic image data representing a read image of the measurement line pattern; a position-in-line-block identifying step of identifying line positions in each of the line blocks, from the read image acquired in the reading step; a function determination step of providing a temporary recording element number corresponding to the line positions within each of the line blocks, and obtaining a function representing a relationship between the temporary recording element number and the line positions for each of the line blocks; a determination step of determining whether there is an error in the temporary recording element number for each of the line blocks, between the line blocks, in accordance with the function obtained for each of the line blocks; and a recording element position specifying step of changing the temporary recording element number of at least one of the line blocks which is determined to have the error in the temporary recording element number in the determination step, and specifying a correspondence relation between the line positions within each of the line blocks and the recording elements.

6. 发明申请

US20100079524A1 INKJET RECORDING APPARATUS, COLOR CORRECTION METHOD AND COMPUTER-READABLE MEDIUM 有权
标题翻译：喷墨记录装置，彩色校正方法和计算机可读介质
公开(公告)号：US20100079524A1
公开(公告)日：2010-04-01
申请号：US12567232
申请日：2009-09-25
申请人： Hirofumi SAITA , Yoshirou Yamazaki
发明人： Hirofumi SAITA , Yoshirou Yamazaki
IPC分类号： B41J29/38 , B41J29/393
CPC分类号： B41J2/2114 , H04N1/6033
摘要： An inkjet recording apparatus includes: a treatment liquid deposition device which deposits a treatment liquid insolubilizing or aggregating inks of a plurality of colors, onto a recording medium; a recording head which has a plurality of nozzles ejecting the inks onto the recording medium on which the treatment liquid has been deposited; a data acquisition device which acquires density data of an image with respect to each color, the density data corresponding to the plurality of colors; a higher-order color correction device which corrects the density data, wherein when the inks of different colors are ejected in ejection order so that a preceding ink ejected precedingly to form a lower layer and a subsequent ink ejected subsequently to form an upper layer overlap each other, the higher-order color correction device corrects the density data for a nozzle ejecting the subsequent ink according to the density data for a nozzle ejecting the preceding ink; and an ejection controller which controls ejection of the inks from the recording head according to the density data that the higher-order color correction device has corrected in such a manner that the image is formed on the recording medium.
摘要翻译：喷墨记录装置包括：处理液体沉积装置，其将不溶化或聚集多种颜色的油墨的处理液沉积到记录介质上; 记录头，其具有将墨水喷射到已经沉积有处理液体的记录介质上的多个喷嘴; 数据获取装置，其获取关于每种颜色的图像的浓度数据，所述密度数据对应于所述多种颜色; 校正密度数据的高阶颜色校正装置，其中当以喷射顺序喷射不同颜色的墨时，以便在之前喷射以形成下层的先前墨水和随后在之后喷射形成上层的随后的墨水重叠另一方面，高阶色彩校正装置根据用于喷射前一墨水的喷嘴的浓度数据来校正喷射后续墨水的喷嘴的密度数据; 以及喷射控制器，其根据高阶色彩校正装置已经校正的浓度数据，以记录介质上形成图像的方式控制墨水从记录头的喷射。

7. 发明申请

US20100079518A1 DOT POSITION MEASUREMENT METHOD, DOT POSITION MEASUREMENT APPARATUS, AND COMPUTER READABLE MEDIUM 有权
公开(公告)号：US20100079518A1
公开(公告)日：2010-04-01
申请号：US12569307
申请日：2009-09-29
申请人： Yoshirou YAMAZAKI
发明人： Yoshirou YAMAZAKI
IPC分类号： B41J29/38
CPC分类号： B41J29/393 , B41J2/2146
摘要： A dot position measurement method includes: a line pattern formation step of recording dots continuously by a plurality of recording elements of a recording head while performing relative movement between the recording head and a recording medium in such a manner that a measurement line pattern including a plurality of lines of rows of the dots respectively corresponding to the plurality of recording elements is formed on the recording medium; a reading step of reading the measurement line pattern formed on the recording medium with an image reading apparatus in a state where a longitudinal direction of the plurality of lines of the measurement line pattern are directed to a sub-scanning direction of the image reading apparatus and a reading resolution in the sub-scanning direction of the image reading apparatus is lower than a reading resolution in a main scanning direction of the image reading apparatus in such a manner that an electronic image data indicating a read image of the measurement line pattern is acquired; a region allocating step of allocating a plurality of averaging regions where an image signal on the read image is averaged in terms of the sub-scanning direction, to different positions in terms of the sub-scanning direction of each of line blocks, each line block including the lines arranged in the main scanning direction; an average profile image forming step of averaging the image signal in terms of the sub-scanning direction in each of the plurality of averaging regions that have been allocated to the different positions and creating average profile images for positions in terms of the main scanning direction; an edge position determination step of determining positions of both edges of each of the lines according to the average profile images; an averaging region position determination step of determining positions of the lines in the plurality of averaging regions according to the positions of the both edges determined in the edge position determination step; and a line block position determination step of determining positions of the lines in the line blocks according to the positions of the lines in the plurality of averaging regions determined according to the average profile images corresponding to the plurality averaging regions respectively.

8. 发明授权

US07652793B2 Image processing method and image processing apparatus, and image forming apparatus comprising image processing apparatus 有权
标题翻译：图像处理方法和图像处理装置，以及包括图像处理装置的图像形成装置
公开(公告)号：US07652793B2
公开(公告)日：2010-01-26
申请号：US11398589
申请日：2006-04-06
申请人： Yoshirou Yamazaki
发明人： Yoshirou Yamazaki
IPC分类号： H04N1/405
CPC分类号： G06K15/102 , H04N1/40031 , H04N1/405
摘要： An image processing method comprises the steps of: determining dot arrangement in forming an image with dots on a recording medium; and forming the image on the recording medium by means of a dot formation device according to the dot arrangement, wherein dot arrangement data concerning each of dot formation positions on the recording medium is created from input image data, according to a dot model which is established with respect to each of the dot formation positions, the dot model being determined according to at least one of dot formation characteristics of the dot formation device and fixing characteristics of the recording medium, and including information relating to at least one of a dot shape, dot density, a dot position, and presence or absence of a satellite, of each dot formed on the recording medium.
摘要翻译：一种图像处理方法包括以下步骤：确定在记录介质上形成具有点的图像的点排列; 并且根据点排列通过点形成装置在记录介质上形成图像，其中根据所建立的点模型从输入图像数据创建关于记录介质上的每个点形成位置的点排列数据相对于每个点形成位置，点模型根据点形成装置的点形成特性和记录介质的固定特性中的至少一个确定，并且包括与点状，点密度，点位置以及卫星的存在或不存在，形成在记录介质上的每个点。

9. 发明授权

US07623267B2 Image processing method, apparatus and program 失效
标题翻译：图像处理方法，装置和程序
公开(公告)号：US07623267B2
公开(公告)日：2009-11-24
申请号：US11135382
申请日：2005-05-24
申请人： Yoshirou Yamazaki
发明人： Yoshirou Yamazaki
IPC分类号： G06K15/00
CPC分类号： H04N1/405
摘要： The image processing method for obtaining a quantized image from a multiple tone image, the method comprises: an image dividing step of dividing an input image into a plurality of image blocks of a unit block size; a threshold value matrix specification step of specifying threshold value matrices for the input image with respect to each of the image blocks from a plurality of threshold value matrices including a first threshold value matrix having the unit block size and a second threshold value matrix dividable into a plurality of sub-matrices each having the unit block size; and a threshold value matrix setting step of setting threshold value matrices in image blocks for which the second threshold value matrix has been specified as the threshold value matrix, in such a manner that adjacent positional relationships between sub-matrices formed when the second threshold value matrix is divided into sub-matrix units are preserved.
摘要翻译：一种用于从多色调图像获得量化图像的图像处理方法，所述方法包括：图像分割步骤，将输入图像分割成单位块大小的多个图像块; 阈值矩阵指定步骤，从包括具有单位块大小的第一阈值矩阵和可分割为第一阈值矩阵的多个阈值矩阵中，针对每个图像块指定输入图像的阈值矩阵;阈值矩阵指定步骤，多个子矩阵，每个子矩阵具有单位块大小; 以及阈值矩阵设定步骤，以使第二阈值矩阵形成的子矩阵之间的相邻位置关系在第二阈值矩阵被划分成子矩阵单元被保留。

10. 发明申请

US20090244149A1 LANDING POSITION DETERMINING METHOD AND DEVICE FOR PROCESSING-LIQUID EJECTION NOZZLES, AND INKJET RECORDING APPARATUS 有权
标题翻译：用于处理液体喷射喷嘴的登陆位置确定方法和装置以及喷墨记录装置
公开(公告)号：US20090244149A1
公开(公告)日：2009-10-01
申请号：US12413156
申请日：2009-03-27
申请人： Yoshirou YAMAZAKI
发明人： Yoshirou YAMAZAKI
IPC分类号： B41J29/38
CPC分类号： B41J29/393 , B41J2/2114
摘要： A landing position determining method for processing-liquid ejection nozzles comprises: setting a specified processing liquid deposited pattern; ejecting the processing liquid from the processing-liquid ejection nozzles onto a recording medium to form the processing liquid deposited pattern; depositing the colored ink from a plurality of ink nozzles onto the processing liquid deposited pattern, and recording a plurality of linear colored ink images to form a processing liquid landing position determination pattern on the recording medium; detecting presence/absence of a change in at least one of densities and line widths of the plurality of linear colored ink images in the processing liquid landing position determination pattern, and determining, from at least one of density distribution and line width distribution in a linear colored ink image in which the change is present, a landing position for the processing-liquid ejection nozzle selected as the landing position determination targets.
摘要翻译：一种用于处理液体喷射喷嘴的着陆位置确定方法包括：设置指定的处理液体沉积图案; 将处理液从处理液喷射喷嘴喷射到记录介质上以形成处理液体沉积图案; 将多个墨水喷嘴上的着色油墨沉积到处理液体沉积图案上，并记录多个线状彩色油墨图像，以在记录介质上形成处理液体着陆位置确定图案; 检测所述处理液着陆位置确定模式中所述多个线性着色墨图像的密度和线宽中的至少一个的变化的存在/不存在，以及从线性的密度分布和线宽分布中的至少一个确定其中存在变化的彩色油墨图像，被选择为着陆位置确定目标的处理液体喷射喷嘴的着陆位置。

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