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1. 发明授权

US08723905B2 Light source control circuit, image forming apparatus, and method of controlling the light source control circuit 有权
标题翻译：光源控制电路，图像形成装置以及光源控制电路的控制方法
公开(公告)号：US08723905B2
公开(公告)日：2014-05-13
申请号：US13941655
申请日：2013-07-15
申请人： Izumi Kinoshita , Kunihiro Komai , Tatsuya Miyadera
发明人： Izumi Kinoshita , Kunihiro Komai , Tatsuya Miyadera
IPC分类号： B41J2/47 , B41J2/435 , B41J2/385
CPC分类号： B41J2/447 , B41J2/473 , G02B26/127 , G06K15/1219
摘要： An optical writing device forms an electrostatic latent image on a photosensitive element by a connected light source controlled by a light source control circuit that includes: a pixel data output unit; a pixel data correcting unit that corrects a skew between main scanning line of electrostatic latent image and photosensitive element and a local deviation of the electrostatic latent image on the main scanning line, and outputs pixel data; a pattern generating unit that outputs pixel data for forming a predetermined pattern in an electrostatic latent image; a first light source control unit for causing a first light source, that needs correction of the local deviation, to emit light; a second light source control unit for causing a second light source, that does not need correction of the local deviation, to emit light; and a switch that switches between a first transmission status and a second transmission status.
摘要翻译：光学写入装置通过由光源控制电路控制的连接的光源在感光元件上形成静电潜像，该光源控制电路包括：像素数据输出单元; 像素数据校正单元，其校正静电潜像的主扫描线与感光元件之间的偏斜和主扫描线上的静电潜像的局部偏差，并输出像素数据; 图案生成单元，其输出用于在静电潜像中形成预定图案的像素数据; 第一光源控制单元，用于使需要校正局部偏差的第一光源发光; 第二光源控制单元，用于使不需要校正局部偏差的第二光源发光; 以及在第一传输状态和第二传输状态之间切换的开关。

2. 发明申请

US20120057889A1 IMAGE PROCESSING APPARATUS, IMAGE FORMING APPARATUS, AND IMAGE PROCESSING METHOD 审中-公开
标题翻译：图像处理装置，图像形成装置和图像处理方法
公开(公告)号：US20120057889A1
公开(公告)日：2012-03-08
申请号：US13219974
申请日：2011-08-29
申请人： Akinori YAMAGUCHI , Tatsuya Miyadera , Izumi Kinoshita , Kunihiro Komai , Yoshinori Shirasaki , Takuhei Yokoyama , Takeshi Shikama
发明人： Akinori YAMAGUCHI , Tatsuya Miyadera , Izumi Kinoshita , Kunihiro Komai , Yoshinori Shirasaki , Takuhei Yokoyama , Takeshi Shikama
IPC分类号： G03G15/043
CPC分类号： G03G15/04054 , G03G15/5054 , G03G15/5058
摘要： An image processing apparatus for an image forming apparatus including a line head array that forms an image by illuminating one or more illumination elements in correspondence with image data. The image processing apparatus includes a detection part configured to detect a linear image extending in a sub-scanning direction in the image data, and an adjustment part configured to adjust a density of the linear image so that the energy used in illuminating the one or more illumination elements for forming the linear image is reduced compared to the energy used in forming the linear image without adjusting the density of the linear image.
摘要翻译：一种用于图像形成装置的图像处理装置，包括：线阵列，其通过与图像数据对应地照射一个或多个照明元件来形成图像。图像处理装置包括：检测部，被配置为检测在图像数据中沿副扫描方向延伸的线性图像;以及调整部，被配置为调整线性图像的浓度，使得用于照亮所述一个或多个与用于形成线性图像的能量相比，用于形成线性图像的照明元件减少，而不调节线性图像的密度。

3. 发明授权

US08587626B2 Light source control circuit, image forming apparatus, and light source control method 有权
标题翻译：光源控制电路，成像设备和光源控制方法
公开(公告)号：US08587626B2
公开(公告)日：2013-11-19
申请号：US13308791
申请日：2011-12-01
申请人： Kunihiro Komai , Izumi Kinoshita , Tatsuya Miyadera
发明人： Kunihiro Komai , Izumi Kinoshita , Tatsuya Miyadera
IPC分类号： B41J2/435 , B41J2/47
CPC分类号： B41J2/473 , G02B26/123 , G02B26/127 , G06K15/1219 , H04N1/00015 , H04N1/00023 , H04N1/00031 , H04N1/00045 , H04N1/00053 , H04N1/00063 , H04N1/00082 , H04N1/0009 , H04N1/053 , H04N2201/0471 , H04N2201/04722 , H04N2201/04731 , H04N2201/04732 , H04N2201/04787 , H04N2201/04791 , H04N2201/04793 , H04N2201/04796
摘要： A light source control circuit of an optical writing device, admitting connection of light sources and forming an electrostatic latent image on a photosensitive element by controlling a connected light source, includes: a skew correction unit that corrects a skew of a main scanning line of an electrostatic latent image formed by the light source relative to the photosensitive element; a pattern generating unit that outputs image data for forming a predetermined pattern in an electrostatic latent image; a local deviation correction unit that corrects a local deviation of an electrostatic latent image formed by the light source on the main scanning line by acquiring image data processed to form the pattern and by performing a predetermined process; a light source control unit that causes the light source to emit light based on image data in which the local deviation has been corrected; and a setting value input unit.
摘要翻译：光学写入装置的光源控制电路，通过控制连接的光源，允许光源连接并在感光元件上形成静电潜像，包括：歪斜校正单元，其校正主扫描线的偏斜由光源相对于感光元件形成的静电潜像; 图案生成单元，其输出用于在静电潜像中形成预定图案的图像数据; 局部偏差校正单元，通过获取处理以形成图案的图像数据并通过执行预定处理来校正由主扫描线上的光源形成的静电潜像的局部偏差; 光源控制单元，其基于已经校正了局部偏差的图像数据使光源发光; 和设定值输入部。

4. 发明授权

US08294744B2 Optical writing device, image forming apparatus, method of controlling optical writing device, and computer program product 有权
标题翻译：光学写入装置，图像形成装置，光学写入装置的控制方法以及计算机程序产品
公开(公告)号：US08294744B2
公开(公告)日：2012-10-23
申请号：US12862144
申请日：2010-08-24
申请人： Izumi Kinoshita , Kunihiro Komai , Tatsuya Miyadera , Yoshinori Shirasaki , Takuhei Yokoyama
发明人： Izumi Kinoshita , Kunihiro Komai , Tatsuya Miyadera , Yoshinori Shirasaki , Takuhei Yokoyama
IPC分类号： B41J2/385 , B41J2/455 , B41J2/47 , B41J2/45 , B41J2/435
CPC分类号： G06K15/1247
摘要： An optical writing device includes: a light source including arrays arranged in a main scanning direction, each array including light-emitting elements arranged in the main scanning direction; a correction-value holding unit to hold, correspondingly with a light-emitting element, a correction value for changing timing to read out pixel data stored in an image storage unit; and a light-source drive unit to drive the light source by reading out the stored pixel data stored, according to the correction value. The correction-value holding unit includes a first area for holding a first correction value corresponding to a first light-emitting element located at an end of an array and a second area for holding a second correction value corresponding to a second light-emitting element other than the first light-emitting element, the first holding area being larger than the second holding area.
摘要翻译：光写入装置包括：包括沿主扫描方向布置的阵列的光源，每个阵列包括沿主扫描方向布置的发光元件; 校正值保持单元，与发光元件对应地保持用于改变定时的校正值，以读出存储在图像存储单元中的像素数据; 以及光源驱动单元，通过根据校正值读出存储的所存储的像素数据来驱动光源。校正值保持单元包括用于保持对应于位于阵列末端的第一发光元件的第一校正值的第一区域和用于保持对应于第二发光元件的第二校正值的第二区域的其他第一保持区域大于第二保持区域。

5. 发明申请

US20120062682A1 IMAGE PROCESSING APPARATUS, IMAGE PROCESSING METHOD, AND COMPUTER PROGRAM PRODUCT FOR IMAGE PROCESSING 失效
标题翻译：图像处理设备，图像处理方法和图像处理计算机程序产品
公开(公告)号：US20120062682A1
公开(公告)日：2012-03-15
申请号：US13230065
申请日：2011-09-12
申请人： Kunihiro KOMAI , Izumi Kinoshita , Tatsuya Miyadera , Yoshinori Shirasaki , Takuhei Yokoyama , Takeshi Shikama , Akinori Yamaguchi
发明人： Kunihiro KOMAI , Izumi Kinoshita , Tatsuya Miyadera , Yoshinori Shirasaki , Takuhei Yokoyama , Takeshi Shikama , Akinori Yamaguchi
IPC分类号： B41J2/385
CPC分类号： H04N1/40056 , G03G15/04018 , H04N1/506
摘要： An embodiment of the image processing apparatus for controlling the lighting of a line head that is driven with binary data and performs exposure with subline lighting to thereby form images, includes: a subline generating unit that generates a plurality of sublines from a same image data; an inclination correcting unit that exposes the generated sublines so as to generate correction image data used to correct an inclination of an exposure position; a gradation control unit that controls the lighting of sublines based on the correction image data generated by the inclination correcting unit to express gradation; and a light intensity correction unit that corrects and controls the light intensity based on the correction image data generated by the inclination correcting unit, wherein an output of the gradation control unit and an output of the light intensity correction unit are input into the line head in parallel.
摘要翻译：用于控制用二进制数据驱动的线头照明的图像处理装置的实施例，并且利用子线照明进行曝光从而形成图像，包括：从线图生成单元，从同一图像数据生成多个子线; 倾斜校正单元，其暴露所生成的子线以产生用于校正曝光位置的倾斜度的校正图像数据; 灰度控制单元，其基于由倾斜校正单元生成的校正图像数据来控制子系列的点亮以表示灰度; 以及光强度校正单元，其基于由倾斜校正单元生成的校正图像数据校正和控制光强度，其中灰度控制单元的输出和光强度校正单元的输出被输入到行头中平行。

6. 发明授权

US08817320B2 Line-head control device, image forming apparatus, and line-head control method 有权
标题翻译：线头控制装置，图像形成装置和线头控制方法
公开(公告)号：US08817320B2
公开(公告)日：2014-08-26
申请号：US13300834
申请日：2011-11-21
申请人： Yoshinori Shirasaki , Izumi Kinoshita , Kunihiro Komai , Tatsuya Miyadera , Takeshi Shikama , Takuhei Yokoyama , Akinori Yamaguchi
发明人： Yoshinori Shirasaki , Izumi Kinoshita , Kunihiro Komai , Tatsuya Miyadera , Takeshi Shikama , Takuhei Yokoyama , Akinori Yamaguchi
IPC分类号： G06F15/00 , G06K15/12 , G06K15/02
CPC分类号： G06K15/1247 , G06K15/1223 , G06K15/1868
摘要： A line-head control device that controls a line head includes: a calculation unit that divides image data into a plurality of areas in sub-scanning direction and calculates a printing percentage for each of the areas; an allocation unit that allocates a total correction amount, for correcting magnification of the image data in the sub-scanning direction, to the areas according to the printing percentage for each of the areas calculated by the calculation unit; and a control unit that changes an emission period of the light emitted from the line head so as to satisfy a partial correction amount that is an allocation of the total correction amount to each of the areas, exposes the image carrier to the light emitted from the line head with the changed light emission period, thereby causing a latent image to be formed on the image carrier based on the image data.
摘要翻译：控制行头的行头控制装置包括：计算单元，其将图像数据分割成副扫描方向的多个区域，并计算每个区域的打印百分比; 分配单元，其分配用于将副扫描方向上的图像数据的倍率校正到根据由计算单元计算出的每个区域的打印百分比的区域的总校正量; 以及控制单元，其改变从线路头发射的光的发射周期以满足作为对每个区域的总校正量的分配的部分校正量，将图像载体暴露于从具有改变的发光周期的线头，从而基于图像数据在图像载体上形成潜像。

7. 发明授权

US08774700B2 Image processing apparatus, an image forming apparatus, an image processing method and a recording medium 有权
标题翻译：图像处理装置，图像形成装置，图像处理方法和记录介质
公开(公告)号：US08774700B2
公开(公告)日：2014-07-08
申请号：US13224843
申请日：2011-09-02
申请人： Takeshi Shikama , Tatsuya Miyadera , Izumi Kinoshita , Kunihiro Komai , Yoshinori Shirasaki , Akinori Yamaguchi , Takuhei Yokoyama
发明人： Takeshi Shikama , Tatsuya Miyadera , Izumi Kinoshita , Kunihiro Komai , Yoshinori Shirasaki , Akinori Yamaguchi , Takuhei Yokoyama
IPC分类号： G03G15/00
CPC分类号： B65H7/08 , B65H2511/242 , B65H2511/514 , B65H2701/1311 , B65H2701/1313 , B65H2801/06 , G03G15/6567 , G03G2215/0161 , B65H2220/03 , B65H2220/01
摘要： An image processing apparatus includes a reading part configured to optically read skew amount measurement patterns and opposite ends of a paper sheet; an image skew amount detecting part configured to detect skew amounts on a color basis based on the skew amount measurement patterns; a paper sheet skew amount detecting part configured to detect a skew amount of the paper sheet based on a displacement between the opposite ends of the paper sheet; a skew correction amount calculating part configured to calculate skew correction amounts of the respective colors based on the skew amounts; and a skew correcting part configured to shift the images to correct the skews by recording input image data in plural lines of a line memory, dividing the input image data into plural areas in a main scanning direction, and setting line delay amounts on an area basis based on the skew correction amounts.
摘要翻译：一种图像处理装置，包括读取部件，被配置为光学读取纸张的偏斜量测量图案和相对的两端; 图像偏移量检测部，被配置为基于所述偏斜量测量图案来检测基于颜色的倾斜量; 纸张歪斜量检测部件，被配置为基于纸张的相对端之间的位移来检测纸张的歪斜量; 歪斜校正量计算部，被配置为基于所述歪斜量来计算各颜色的倾斜校正量; 以及偏斜校正部，被配置为通过在行存储器的多行中记录输入图像数据来移位图像以校正偏差，将输入图像数据分割成主扫描方向的多个区域，并且基于区域设置线延迟量基于偏斜校正量。

8. 发明授权

US08487973B2 Light source control circuit, image forming apparatus, and method of controlling the light source control circuit 有权
标题翻译：光源控制电路，图像形成装置以及光源控制电路的控制方法
公开(公告)号：US08487973B2
公开(公告)日：2013-07-16
申请号：US13315417
申请日：2011-12-09
申请人： Izumi Kinoshita , Kunihiro Komai , Tatsuya Miyadera
发明人： Izumi Kinoshita , Kunihiro Komai , Tatsuya Miyadera
IPC分类号： B41J2/435 , B41J2/385
CPC分类号： B41J2/447 , B41J2/473 , G02B26/127 , G06K15/1219
摘要： An optical writing device forms an electrostatic latent image on a photosensitive element by a connected light source controlled by a light source control circuit that includes: a pixel data output unit; a pixel data correcting unit that corrects a skew between main scanning line of electrostatic latent image and photosensitive element and a local deviation of the electrostatic latent image on the main scanning line, and outputs pixel data; a pattern generating unit that outputs pixel data for forming a predetermined pattern in an electrostatic latent image; a first light source control unit for causing a first light source, that needs correction of the local deviation, to emit light; a second light source control unit for causing a second light source, that does not need correction of the local deviation, to emit light; and a switch that switches between a first transmission status and a second transmission status.
摘要翻译：光学写入装置通过由光源控制电路控制的连接的光源在感光元件上形成静电潜像，该光源控制电路包括：像素数据输出单元; 像素数据校正单元，其校正静电潜像的主扫描线与感光元件之间的偏斜和主扫描线上的静电潜像的局部偏差，并输出像素数据; 图案生成单元，其输出用于在静电潜像中形成预定图案的像素数据; 第一光源控制单元，用于使需要校正局部偏差的第一光源发光; 第二光源控制单元，用于使不需要校正局部偏差的第二光源发光; 以及在第一传输状态和第二传输状态之间切换的开关。

9. 发明授权

US08576267B2 Optical writing device, image forming apparatus, optical writing method, and computer-readable recording medium 有权
标题翻译：光学写入装置，图像形成装置，光学写入方法和计算机可读记录介质
公开(公告)号：US08576267B2
公开(公告)日：2013-11-05
申请号：US13474062
申请日：2012-05-17
申请人： Motohiro Kawanabe , Tatsuya Miyadera , Masayuki Hayashi , Kunihiro Komai , Yasuo Yamaguchi , Yoshinori Shirasaki , Takeshi Shikama , Izumi Kinoshita , Susumu Miyazaki , Takuhei Yokoyama
发明人： Motohiro Kawanabe , Tatsuya Miyadera , Masayuki Hayashi , Kunihiro Komai , Yasuo Yamaguchi , Yoshinori Shirasaki , Takeshi Shikama , Izumi Kinoshita , Susumu Miyazaki , Takuhei Yokoyama
IPC分类号： B41J2/47 , G06K15/00 , H04N1/405
CPC分类号： G03G15/043 , G03G15/0131 , G03G15/5058 , G06K15/12 , G06K15/1868 , G06K15/1869 , H04N1/405 , H04N1/4078
摘要： An optical writing device stores pieces of dithering information indicating dithering patterns whose densities are different, each piece of dithering information including pieces of identification information associated with pixels of the corresponding dithering pattern, and stores pieces of pixel setting information in which pieces of colored/colorless information indicating each of the pixels is colored or colorless are associated with the pieces of identification information, the pieces of colored/colorless information being set based on a resolution of a light source for forming an electrostatic latent image. The optical writing device also includes a control unit configured to arrange the same dithering patterns in a way that the dithering patterns form a pattern with a given size, and cause the light source to emit light based on information generated by setting the pixels of each of the same dithering patterns to be colored or colorless in accordance with the pixel setting information.
摘要翻译：光学写入装置存储指示密度不同的抖动图案的抖动信息，每个抖动信息包括与相应抖动图案的像素相关联的识别信息，并存储其中有色/无色的像素设置信息指示每个像素的信息被着色或无色与识别信息相关联，基于用于形成静电潜像的光源的分辨率设置彩色/无色信息。光写入装置还包括控制单元，其被配置为以抖动图案形成具有给定尺寸的图案的方式布置相同的抖动图案，并且基于通过设置每个图像的像素而产生的信息使光源发光相同的抖动图案根据像素设置信息被着色或无色。

10. 发明授权

US08547409B2 Light emission control device, light emission control method, and image forming apparatus 失效
标题翻译：发光控制装置，发光控制方法和图像形成装置
公开(公告)号：US08547409B2
公开(公告)日：2013-10-01
申请号：US13307865
申请日：2011-11-30
申请人： Takuhei Yokoyama , Izumi Kinoshita , Kunihiro Komai , Tatsuya Miyadera , Yoshinori Shirasaki , Takeshi Shikama , Akinori Yamaguchi
发明人： Takuhei Yokoyama , Izumi Kinoshita , Kunihiro Komai , Tatsuya Miyadera , Yoshinori Shirasaki , Takeshi Shikama , Akinori Yamaguchi
IPC分类号： B41J2/435
CPC分类号： B41J2/45 , G03G15/04054 , G03G15/043 , G03G15/5008 , G03G15/5033 , G03G15/505 , G03G21/145 , G03G2215/0132 , G03G2215/0409
摘要： A light emission control device images an electrostatic latent image on a photosensitive element by a plurality of light emitting elements corresponding to a line in a second direction perpendicular to a first direction which is a rotational direction the photosensitive element. The light emission control device includes: a detecting unit that detects a rotational position of the photosensitive element, in the first direction, corresponding to a line in the second direction; an acquiring unit that acquires a distance between the light emitting elements and the rotational position of the photosensitive element in the first direction detected by the detecting unit; and a control unit that controls light emission by the light emitting elements according to the distance acquired by the acquiring unit and corrects a fluctuation in a density of a visible image converted from the electrostatic latent image.
摘要翻译：发光控制装置通过与作为感光元件的旋转方向的第一方向垂直的第二方向上的线对应的多个发光元件将感光元件上的静电潜像成像。发光控制装置包括：检测单元，其在与第二方向上的线对应的第一方向上检测感光元件的旋转位置; 获取单元，其获取由所述检测单元检测到的所述发光元件与所述感光元件在所述第一方向上的旋转位置之间的距离; 以及控制单元，其根据由所述获取单元获取的距离来控制所述发光元件的发光，并校正从所述静电潜像转换的可见图像的浓度的波动。

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