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1. 发明授权

US10158767B2 Image capturing apparatus, image forming apparatus, distance measuring method, and computer-readable recording medium 有权
公开(公告)号：US10158767B2
公开(公告)日：2018-12-18
申请号：US15174143
申请日：2016-06-06
申请人： Tomohiro Sasa , Nobuyuki Satoh , Yuichi Sakurada , Kenji Morita , Masaya Kawarada , Daisaku Horikawa
发明人： Tomohiro Sasa , Nobuyuki Satoh , Yuichi Sakurada , Kenji Morita , Masaya Kawarada , Daisaku Horikawa
IPC分类号： H04N1/04 , H04N1/00 , H04N1/60 , G01J3/50 , H04N1/387
摘要： An image capturing apparatus includes: a casing having an opening; a light source arranged inside the casing; a sensor arranged inside the casing and configured to capture, through the opening, an image of an object present outside the casing while the light source is on; and a distance calculator to calculate a distance between the casing and the object, based on an image that has been captured by the sensor and contains, within an image region of the object defined by the opening, a high-luminance region and low-luminance regions located more outside than the high-luminance region.

2. 发明授权

US09944103B2 Image forming apparatus with improved visibility for a print test pattern 有权
公开(公告)号：US09944103B2
公开(公告)日：2018-04-17
申请号：US14946395
申请日：2015-11-19
申请人： Tatsuhiko Okada , Mamoru Yorimoto , Daisaku Horikawa , Yuichi Sakurada , Makoto Moriwaki
发明人： Tatsuhiko Okada , Mamoru Yorimoto , Daisaku Horikawa , Yuichi Sakurada , Makoto Moriwaki
IPC分类号： B41J29/393 , B41J2/12 , B41J29/38
CPC分类号： B41J29/393 , B41J2/12 , B41J29/38 , B41J2029/3935
摘要： An image forming apparatus includes a recording head in which a plurality of nozzles for discharging liquid droplets; and a pattern forming unit configured to form a test pattern used for positional deviation adjustment including a first pattern serving as a reference pattern and a second pattern serving as an adjustment pattern. The first pattern and the second pattern each are a linear pattern that is parallel to a nozzle arrangement direction and has a disconnected portion. The disconnected portion of the first pattern and the disconnected portion of the second pattern are shifted from each other in the nozzle arrangement direction.

3. 发明授权

US09906688B2 Image capturing apparatus, color measuring device, image forming apparatus, and color measuring system for capturing a reference chart and a subject 有权
公开(公告)号：US09906688B2
公开(公告)日：2018-02-27
申请号：US15292885
申请日：2016-10-13
申请人： Nobuyuki Satoh , Yasuyuki Suzuki , Masato Kobayashi , Suguru Yokozawa , Tatsuhiko Okada , Mamoru Yorimoto , Daisaku Horikawa , Yuichi Sakurada
发明人： Nobuyuki Satoh , Yasuyuki Suzuki , Masato Kobayashi , Suguru Yokozawa , Tatsuhiko Okada , Mamoru Yorimoto , Daisaku Horikawa , Yuichi Sakurada
IPC分类号： H04N1/00 , H04N1/60 , H04N1/028 , H04N5/225 , G06K15/02 , G01J3/02 , G01J3/06 , G01J3/52 , G01J3/46 , H04N1/41 , H04N1/50 , H04N1/034 , G06K15/10
CPC分类号： H04N1/6033 , G01J3/0208 , G01J3/0237 , G01J3/06 , G01J3/46 , G01J3/52 , G01J3/524 , G06K15/027 , G06K15/102 , G06K2215/0094 , G06K2215/101 , H04N1/00005 , H04N1/00015 , H04N1/00023 , H04N1/00034 , H04N1/00045 , H04N1/00047 , H04N1/00068 , H04N1/00087 , H04N1/00278 , H04N1/00323 , H04N1/0282 , H04N1/034 , H04N1/41 , H04N1/50 , H04N1/6008 , H04N1/6044 , H04N5/2253 , H04N5/2254 , H04N2201/0082
摘要： An image capturing unit includes a sensor unit that image-captures a predetermined area including a subject; and a reference chart unit that is arranged in the predetermined area and captured with the subject by the sensor unit.

4. 发明申请

US20160366288A1 IMAGE CAPTURING APPARATUS, IMAGE FORMING APPARATUS, DISTANCE MEASURING METHOD, AND COMPUTER-READABLE RECORDING MEDIUM 审中-公开
标题翻译：图像捕获装置，图像形成装置，距离测量方法和计算机可读记录介质
公开(公告)号：US20160366288A1
公开(公告)日：2016-12-15
申请号：US15174143
申请日：2016-06-06
申请人： Tomohiro SASA , Nobuyuki SATOH , Yuichi SAKURADA , Kenji MORITA , Masaya KAWARADA , Daisaku HORIKAWA
发明人： Tomohiro SASA , Nobuyuki SATOH , Yuichi SAKURADA , Kenji MORITA , Masaya KAWARADA , Daisaku HORIKAWA
IPC分类号： H04N1/00 , G01J3/50 , H04N1/60
CPC分类号： H04N1/00023 , G01J3/0262 , G01J3/027 , G01J3/0289 , G01J3/0291 , G01J3/50 , G01J3/524 , H04N1/00031 , H04N1/00034 , H04N1/00087 , H04N1/00249 , H04N1/3872 , H04N1/603
摘要： An image capturing apparatus includes: a casing having an opening; a light source arranged inside the casing; a sensor arranged inside the casing and configured to capture, through the opening, an image of an object present outside the casing while the light source is on; and a distance calculator to calculate a distance between the casing and the object, based on an image that has been captured by the sensor and contains, within an image region of the object defined by the opening, a high-luminance region and low-luminance regions located more outside than the high-luminance region.
摘要翻译：一种摄像装置，包括：具有开口的壳体; 布置在所述壳体内的光源; 传感器，布置在所述壳体内并且被配置为在所述光源接通时通过所述开口捕获存在于所述壳体外部的物体的图像; 以及距离计算器，其基于由所述传感器捕获的图像，并且在由所述开口限定的对象的图像区域内包含高亮度区域和低亮度，计算所述壳体与所述物体之间的距离位于比高亮度区域更外侧的区域。

5. 发明授权

US08947731B2 Imaging unit, color measuring device, image forming apparatus, color measuring system, and color measuring method 有权
标题翻译：成像单元，测色装置，成像装置，色彩测量系统和色彩测量方法
公开(公告)号：US08947731B2
公开(公告)日：2015-02-03
申请号：US13835823
申请日：2013-03-15
申请人： Yasuyuki Suzuki , Nobuyuki Satoh , Mamoru Yorimoto , Suguru Yokozawa , Yuichi Sakurada , Masato Kobayashi , Tatsuhiko Okada , Tomokazu Kanzawa , Daisaku Horikawa , Hiroshi Matsumoto , Ryo Honda , Makoto Moriwaki
发明人： Yasuyuki Suzuki , Nobuyuki Satoh , Mamoru Yorimoto , Suguru Yokozawa , Yuichi Sakurada , Masato Kobayashi , Tatsuhiko Okada , Tomokazu Kanzawa , Daisaku Horikawa , Hiroshi Matsumoto , Ryo Honda , Makoto Moriwaki
IPC分类号： G06K15/02 , H04N1/46 , G03F3/08 , H04N1/407
CPC分类号： G06K15/02 , H04N1/4076
摘要： An imaging unit includes a frame having an opening; a sensor unit that captures, via the opening, a subject located outside the frame; a reference chart unit that is arranged on the frame and is captured by the sensor unit together with the subject; and a cover member that covers the opening.
摘要翻译：成像单元包括具有开口的框架; 传感器单元，其经由所述开口捕获位于所述框架外部的对象; 参考图表单元，其布置在所述框架上并且与所述对象一起被所述传感器单元捕获; 以及覆盖所述开口的盖构件。

6. 发明授权

US08783822B2 Recording device and control method 失效
标题翻译：记录装置和控制方法
公开(公告)号：US08783822B2
公开(公告)日：2014-07-22
申请号：US13714464
申请日：2012-12-14
申请人： Yuichi Sakurada
发明人： Yuichi Sakurada
IPC分类号： B41J29/393 , G01N21/47 , B41J2/045
CPC分类号： B41J2/0451 , B41J2/04561 , B41J2/125 , B41J2/2142
摘要： A recording device includes: a detection unit converting scattering light generated by intersection between light emitted from a light-emitting unit and an ink droplet discharged from each nozzle of a nozzle array, into an electric signal in a light-receiving unit; a first signal generation unit amplifying the electric signal to generate a first electric signal; a determination unit determining presence or absence of an ink droplet based on a second electric signal representing change of the first electric signal; a relation information generation unit generating relation information in which an amplification value corresponding to the first electric signal generated when an arbitrary nozzle of the nozzle array discharges an ink droplet and the arbitrary nozzle are associated with each other; and a control unit performing control to amplify the electric signal at an amplification value according to a corresponding nozzle based on the relation information.
摘要翻译：记录装置包括：检测单元，将从发光单元发射的光与从喷嘴阵列的每个喷嘴排出的墨滴的交点产生的散射光转换成光接收单元中的电信号; 放大电信号以产生第一电信号的第一信号产生单元; 确定单元，基于表示第一电信号的变化的第二电信号来确定墨滴的有无; 关系信息生成单元生成关系信息，其中当喷嘴阵列的任意喷嘴排出墨滴和任意喷嘴相关联时产生的第一电信号的放大值相关联; 以及控制单元，其基于所述关系信息，执行根据相应喷嘴以放大值放大所述电信号的控制。

7. 发明申请

US20140152737A1 IMAGE FORMING APPARATUS, METHOD FOR FORMING TEST PATTERN, AND COMPUTER PROGRAM PRODUCT 有权
标题翻译：图像形成装置，形成测试图案的方法和计算机程序产品
公开(公告)号：US20140152737A1
公开(公告)日：2014-06-05
申请号：US14094576
申请日：2013-12-02
申请人： Tatsuhiko Okada , Mamoru Yorimoto , Daisaku Horikawa , Yuichi Sakurada , Makoto Moriwaki
发明人： Tatsuhiko Okada , Mamoru Yorimoto , Daisaku Horikawa , Yuichi Sakurada , Makoto Moriwaki
IPC分类号： B41J2/12
CPC分类号： B41J29/393 , B41J2/12 , B41J29/38 , B41J2029/3935
摘要： An image forming apparatus includes a recording head in which a plurality of nozzles for discharging liquid droplets; and a pattern forming unit configured to form a test pattern used for positional deviation adjustment including a first pattern serving as a reference pattern and a second pattern serving as an adjustment pattern. The first pattern and the second pattern each are a linear pattern that is parallel to a nozzle arrangement direction and has a disconnected portion. The disconnected portion of the first pattern and the disconnected portion of the second pattern are shifted from each other in the nozzle arrangement direction.
摘要翻译：图像形成装置包括：记录头，其中多个用于排出液滴的喷嘴; 以及图案形成单元，被配置为形成用于位置偏差调整的测试图案，包括用作参考图案的第一图案和用作调整图案的第二图案。第一图案和第二图案各自是与喷嘴布置方向平行的线状图案，并且具有断开部分。第一图案的断开部分和第二图案的断开部分在喷嘴排列方向上彼此偏移。

8. 发明授权

US08678537B2 Feed control apparatus, recording apparatus, control method, and recording medium 有权
标题翻译：进料控制装置，记录装置，控制方法和记录介质
公开(公告)号：US08678537B2
公开(公告)日：2014-03-25
申请号：US12926885
申请日：2010-12-15
申请人： Arata Suzuki , Nobuyuki Satoh , Masato Kobayashi , Yuichi Sakurada , Tatsuhiko Okada , Daisaku Horikawa
发明人： Arata Suzuki , Nobuyuki Satoh , Masato Kobayashi , Yuichi Sakurada , Tatsuhiko Okada , Daisaku Horikawa
IPC分类号： B41J29/38 , B41J29/393 , B41J2/01
CPC分类号： B41J11/42 , B65H7/02 , B65H7/20 , B65H2511/20 , B65H2511/212 , B65H2511/512 , B65H2513/40 , B65H2553/51 , B65H2557/24 , B65H2601/121 , B65H2801/06 , B65H2220/03 , B65H2220/01 , B65H2220/02
摘要： A disclosed feed control apparatus includes a feed roller; a first detection unit detecting a rotational position of the feed roller; a sensor detecting plural marks arranged on a test chart; a difference calculation unit that calculates a difference between actual and theoretical positional information of a Nth mark when the feed roller rotates one revolution; a correction feeding amount calculation unit that calculates correction feeding amounts of the marks based on the difference and actual feeding amounts of the marks; an error calculation unit that calculates errors between the correction feeding amounts and theoretical feeding amounts by matching them to the corresponding rotational positions of the feeding roller; and a feeding amount control unit that controls the feeding amount based on a relationship between the rotational positions of the feeding roller and the corresponding errors.
摘要翻译：公开的进料控制装置包括进料辊; 第一检测单元，检测进给辊的旋转位置; 传感器，其检测布置在测试图上的多个标记; 差分计算单元，其计算当进给辊旋转一圈时第N个标记的实际位置信息与理论位置信息之差; 校正供给量计算单元，其基于所述标记的差异和实际进给量来计算所述标记的校正进给量; 误差计算单元，其通过将所述校正供给量和所述理想进给量的误差与所述进给辊的相应旋转位置进行匹配来计算误差; 以及进给量控制单元，其基于进给辊的旋转位置与相应的误差之间的关系来控制进给量。

9. 发明申请

US20130242361A1 IMAGE CAPTURING DEVICE, COLOR MEASURING DEVICE, COLOR MEASURING SYSTEM, IMAGE FORMING APPARATUS, AND COLOR MEASURING METHOD 有权
标题翻译：图像捕获装置，颜色测量装置，颜色测量系统，图像形成装置和颜色测量方法
公开(公告)号：US20130242361A1
公开(公告)日：2013-09-19
申请号：US13800001
申请日：2013-03-13
申请人： Hiroshi MATSUMOTO , Nobuyuki Satoh , Yasuyuki Suzuki , Mamoru Yorimoto , Masato Kobayashi , Yuichi Sakurada , Suguru Yokozawa , Tatsuhiko Okada , Tomokazu Kanzawa , Daisaku Horikawa
发明人： Hiroshi MATSUMOTO , Nobuyuki Satoh , Yasuyuki Suzuki , Mamoru Yorimoto , Masato Kobayashi , Yuichi Sakurada , Suguru Yokozawa , Tatsuhiko Okada , Tomokazu Kanzawa , Daisaku Horikawa
IPC分类号： H04N1/60
CPC分类号： H04N1/6033 , G01J3/0208 , G01J3/0262 , G01J3/0291 , G01J3/0297 , G01J3/462 , G01J3/52 , G01J3/524 , H04N1/6044
摘要： An image capturing device includes a sensor unit that captures a predetermined range including a subject; a reference chart that is captured by the sensor unit together with the subject; an illumination light source that illuminates the subject and the reference chart; a lens member including one or more lenses arranged in an optical path of reflected light extending from the subject and the reference chart to the sensor unit; and a lens moving unit that moves at least one lens of the lens member so as to change a position thereof in a direction along the optical path.
摘要翻译：图像捕获装置包括：捕获包括被摄体的预定范围的传感器单元; 由传感器单元与被摄体一起捕获的参考图; 照明对象和参考图的照明光源; 透镜构件，包括布置在从被摄体延伸的反射光的光路中的一个或多个透镜和参考图表到传感器单元; 以及透镜移动单元，其移动透镜构件的至少一个透镜，以便沿着光路的方向改变其位置。

10. 发明申请

US20130155136A1 RECORDING DEVICE AND CONTROL METHOD 失效
标题翻译：记录装置和控制方法
公开(公告)号：US20130155136A1
公开(公告)日：2013-06-20
申请号：US13714464
申请日：2012-12-14
申请人： Yuichi SAKURADA
发明人： Yuichi SAKURADA
IPC分类号： B41J2/125
CPC分类号： B41J2/0451 , B41J2/04561 , B41J2/125 , B41J2/2142
摘要： A recording device includes: a detection unit converting scattering light generated by intersection between light emitted from a light-emitting unit and an ink droplet discharged from each nozzle of a nozzle array, into an electric signal in a light-receiving unit; a first signal generation unit amplifying the electric signal to generate a first electric signal; a determination unit determining presence or absence of an ink droplet based on a second electric signal representing change of the first electric signal; a relation information generation unit generating relation information in which an amplification value corresponding to the first electric signal generated when an arbitrary nozzle of the nozzle array discharges an ink droplet and the arbitrary nozzle are associated with each other; and a control unit performing control to amplify the electric signal at an amplification value according to a corresponding nozzle based on the relation information.
摘要翻译：记录装置包括：检测单元，将从发光单元发射的光与从喷嘴阵列的每个喷嘴排出的墨滴的交点产生的散射光转换成光接收单元中的电信号; 放大电信号以产生第一电信号的第一信号产生单元; 确定单元，基于表示第一电信号的变化的第二电信号来确定墨滴的有无; 关系信息生成单元生成关系信息，其中当喷嘴阵列的任意喷嘴排出墨滴和任意喷嘴相关联时产生的第一电信号的放大值相关联; 以及控制单元，其基于所述关系信息，执行根据相应喷嘴以放大值放大所述电信号的控制。

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