Patents by Inventor Noriko Sakai
Noriko Sakai has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Publication number: 20190098292Abstract: An image processing apparatus includes a reception unit that receives a pair of image information including image information before color conversion and image information after the color conversion, an accuracy output unit that outputs accuracy of a color conversion characteristic from a plural of pairs of image information received by the reception unit, and a display control unit that displays the accuracy output from the accuracy output unit on a display apparatus for color areas.Type: ApplicationFiled: March 8, 2018Publication date: March 28, 2019Applicant: FUJI XEROX CO., LTD.Inventors: Noriko SAKAI, Toshihiro IWAFUCHI, Masashi MORIMOTO, Yusuke IZUMISAWA
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Patent number: 10165266Abstract: An image processing device includes a color reproduction characteristic acquiring unit that acquires a color reproduction characteristic of a display device, a color reproduction characteristic correction unit that corrects the color reproduction characteristic, a feature amount extraction unit that extracts a feature amount which is an object of the correction of the color reproduction characteristic acquired by the color reproduction characteristic acquiring unit, and an evaluation image selecting unit that selects, based on the feature amount, an evaluation image which is a source for generating a confirmation image including (i) an image when the color reproduction characteristic acquired by the color reproduction characteristic acquiring unit and before the correction is used and (ii) an image when the color reproduction characteristic after the correction by the color reproduction characteristic correction unit is used.Type: GrantFiled: March 10, 2017Date of Patent: December 25, 2018Assignee: FUJI XEROX CO., LTD.Inventors: Makoto Fujio, Noriko Sakai
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Publication number: 20180367704Abstract: An image processing apparatus includes a specifying unit, an extraction unit, and a creation unit. The specifying unit specifies, for one image among a first image before color conversion and a second image after color conversion, an area for which image information is extracted. The extraction unit extracts plural pieces of color conversion information, which are image information about pixels in the area of the one image among the first image and the second image, the area being specified by the specifying unit, and image information about pixels in the other image corresponding to the pixels in the one image. The creation unit creates a color conversion property on the basis of the plural pieces of color conversion information extracted by the extraction unit.Type: ApplicationFiled: February 5, 2018Publication date: December 20, 2018Applicant: FUJI XEROX CO., LTD.Inventors: Toshihiro IWAFUCHI, Noriko SAKAI, Yusuke IZUMISAWA
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Publication number: 20180366049Abstract: A color adjustment device includes an environment information acquisition unit that acquires information on an environment of when an object that is displayed as an image by a display device is viewed in an actual use state; and a determination unit that determines a color temperature and a luminance of the display device on the basis of the information on the environment and information on a type of the object.Type: ApplicationFiled: February 7, 2018Publication date: December 20, 2018Applicant: FUJI XEROX CO., LTD.Inventors: Toshihiro IWAFUCHI, Noriko SAKAI, Makoto FUJIO, Masashi MORIMOTO, Yusuke IZUMISAWA
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Publication number: 20180239282Abstract: An image processing apparatus includes a reception unit and a conversion unit. The reception unit receives as a designated color a color of an image desired to be seeable when irradiated with light at a specific wavelength. The conversion unit converts, when converting image data on an image to be printed into print data, a color value of the designated color received by the reception unit into a color value including a value for outputting a special color material that has absorption properties for the light at the specific wavelength.Type: ApplicationFiled: September 8, 2017Publication date: August 23, 2018Applicant: FUJI XEROX CO., LTD.Inventor: Noriko SAKAI
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Publication number: 20180124288Abstract: A color processing device includes: a color data obtaining unit obtaining color data of a first image displayed on a display based on image data as first color data and color data of a second image formed on a recording medium by an image forming device based on the image data as second color data; and a conversion relationship creation unit creating a conversion relationship to correct the image data to be outputted to the image forming device based on the first color data and the second color data to integrate colors of the images displayed on the display and formed by the image forming device, wherein the conversion relationship creation unit creates the conversion relationship to increase a correction amount as a color to be corrected comes closer to gray and to reduce a correction amount as a color to be corrected comes closer to white.Type: ApplicationFiled: October 16, 2017Publication date: May 3, 2018Applicant: FUJI XEROX CO., LTD.Inventors: Toshihiro IWAFUCHI, Noriko SAKAI, Masashi MORIMOTO
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Publication number: 20180124284Abstract: An image processing device includes: a conversion relationship acquisition unit that acquires, for each of plural output destinations by which to output an image, a conversion relationship for performing color correction corresponding to each of the output destinations; a selection information acquisition unit that acquires, for each of the plural output destinations, selection information about whether or not to perform color correction using the conversion relationship; and an image data transmission unit that transmits, to a display device, image data expressing the image before or after performing color correction on a basis of the selection information acquired from the selection information acquisition unit.Type: ApplicationFiled: April 26, 2017Publication date: May 3, 2018Applicant: FUJI XEROX CO., LTD.Inventors: Noriko SAKAI, Makoto FUJIO
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Patent number: 9940899Abstract: An image processing apparatus includes an image information transmission unit, a color information acquisition unit, and a conversion relationship creation unit. The image information transmission unit transmits, to a display device, pieces of color-conversion image information representing images used for performing color conversion for the display device, in ascending order of lightness of the images in a predetermined color space. The color information acquisition unit acquires color information of each image that is displayed on the display device in accordance with a corresponding piece of color-conversion image information among the pieces of color-conversion image information that have been transmitted by the image information transmission unit. The conversion relationship creation unit creates, on the basis of the color information that has been acquired by the color information acquisition unit, a conversion relationship for a color of an image to be displayed on the display device.Type: GrantFiled: October 18, 2013Date of Patent: April 10, 2018Assignee: FUJI XEROX CO., LTD.Inventors: Daigo Hama, Noriko Sakai, Toshihiro Iwafuchi, Kazuhiko Horikawa, Makoto Fujio, Chizuru Yamazaki
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Patent number: 9936182Abstract: An image generation apparatus includes an image-data generation unit, an image-data output unit, and a retaining unit. The image-data generation unit generates image data of an evaluation image having a first reference color, a second reference color, a first evaluation color, and a second evaluation color, the first and second reference colors being paired in a predetermined color space, the first and second evaluation colors being different colors between the first and second reference colors in the predetermined color space. The image-data output unit outputs the image data to a display device. The retaining unit retains image data of the first and second evaluation colors obtained when an image having the first evaluation color looks the same as an image having the second evaluation color in terms of brightness or tint in a case where the evaluation image is displayed on the display device.Type: GrantFiled: October 16, 2015Date of Patent: April 3, 2018Assignee: FUJI XEROX CO., LTD.Inventors: Chizuru Ohsawa, Toshihiro Iwafuchi, Noriko Sakai
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Publication number: 20180048887Abstract: An image processing device includes a color reproduction characteristic acquiring unit that acquires a color reproduction characteristic of a display device, a color reproduction characteristic correction unit that corrects the color reproduction characteristic, a feature amount extraction unit that extracts a feature amount which is an object of the correction of the color reproduction characteristic acquired by the color reproduction characteristic acquiring unit, and an evaluation image selecting unit that selects, based on the feature amount, an evaluation image which is a source for generating a confirmation image including (i) an image when the color reproduction characteristic acquired by the color reproduction characteristic acquiring unit and before the correction is used and (ii) an image when the color reproduction characteristic after the correction by the color reproduction characteristic correction unit is used.Type: ApplicationFiled: March 10, 2017Publication date: February 15, 2018Applicant: FUJI XEROX CO., LTD.Inventors: Makoto FUJIO, Noriko SAKAI
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Patent number: 9654754Abstract: An image adjusting apparatus includes the following elements. A set color temperature obtaining unit obtains a set color temperature which is set when a white image is displayed, in an image display apparatus. A maximum tone value calculator calculates a maximum tone value of a reference color when the displayed white image is changed into a white image corresponding to the set color temperature. A tone characteristic setting unit sets a tone characteristic of the reference color on the basis of the calculated maximum tone value. If the calculated maximum tone value is decreased from a maximum tone value before the set color temperature is set, the tone characteristic setting unit corrects, in a region in which a tone value of an input image signal is equal to or smaller than a predetermined value, the tone characteristic so that a tone value of an output image signal is increased.Type: GrantFiled: August 23, 2012Date of Patent: May 16, 2017Assignee: FUJI XEROX CO., LTD.Inventors: Toshihiro Iwafuchi, Noriko Sakai, Kazuhiko Horikawa
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Patent number: 9525857Abstract: A color processing device includes the following elements. An image data obtaining unit obtains image data which is obtained by imaging a white member illuminated by a light source and a display device on which a white image is displayed. A color component extracting unit extracts color components of red, green, and blue from image data concerning the white member and image data concerning the white image. A relation determining unit determines a relation between a color temperature and/or a brightness level of the light source and a color temperature and/or a brightness level of the white image, on the basis of a magnitude relation of the extracted color components.Type: GrantFiled: August 28, 2015Date of Patent: December 20, 2016Assignee: FUJI XEROX CO., LTD.Inventors: Chizuru Ohsawa, Toshihiro Iwafuchi, Noriko Sakai
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Patent number: 9508279Abstract: A conversion apparatus, includes: a target value setting unit that sets a target value for color reproduction at the time when output image data is displayed on a display device, the target value is set by using a first target value set based on a display characteristic of the display device and a second target value set by designating targets of hue and saturation with respect to a gray image; a conversion relation creation unit that creates a conversion relation based on the set target value; and an output image creation unit that performs color conversion processing on an input image data using the conversion relation to creates the output image data, in which the second target value is set to suppress variation of color representation.Type: GrantFiled: August 27, 2014Date of Patent: November 29, 2016Assignee: FUJI XEROX CO., LTD.Inventors: Chizuru Yamazaki, Noriko Sakai, Toshihiro Iwafuchi, Kazuhiko Horikawa, Makoto Fujio, Daigo Hama
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Publication number: 20160309129Abstract: An image generation apparatus includes an image-data generation unit, an image-data output unit, and a retaining unit. The image-data generation unit generates image data of an evaluation image having a first reference color, a second reference color, a first evaluation color, and a second evaluation color, the first and second reference colors being paired in a predetermined color space, the first and second evaluation colors being different colors between the first and second reference colors in the predetermined color space. The image-data output unit outputs the image data to a display device. The retaining unit retains image data of the first and second evaluation colors obtained when an image having the first evaluation color looks the same as an image having the second evaluation color in terms of brightness or tint in a case where the evaluation image is displayed on the display device.Type: ApplicationFiled: October 16, 2015Publication date: October 20, 2016Inventors: Chizuru OHSAWA, Toshihiro IWAFUCHI, Noriko SAKAI
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Publication number: 20160286188Abstract: A color processing device includes the following elements. An image data obtaining unit obtains image data which is obtained by imaging a white member illuminated by a light source and a display device on which a white image is displayed. A color component extracting unit extracts color components of red, green, and blue from image data concerning the white member and image data concerning the white image. A relation determining unit determines a relation between a color temperature and/or a brightness level of the light source and a color temperature and/or a brightness level of the white image, on the basis of a magnitude relation of the extracted color components.Type: ApplicationFiled: August 28, 2015Publication date: September 29, 2016Inventors: Chizuru OSAWA, Toshihiro IWAFUCHI, Noriko SAKAI
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Patent number: 9451130Abstract: An image processing apparatus includes a type acquiring unit that acquires type information indicating a type of a display apparatus, an image selecting unit that selects a first colorimetric image for performing color conversion on the display apparatus, on the basis of the type information acquired by the type acquiring unit, an image information transmitting unit that transmits information on the first colorimetric image selected by the image selecting unit to the display apparatus, a color information acquiring unit that acquires color information of an image which is displayed on the display apparatus on the basis of the information on the first colorimetric image transmitted by the image information transmitting unit, and a conversion relationship creating unit that creates a conversion relationship for the color of an image to be displayed on the display apparatus, on the basis of the color information acquired by the color information acquiring unit.Type: GrantFiled: December 3, 2013Date of Patent: September 20, 2016Assignee: FUJI XEROX CO., LTD.Inventors: Noriko Sakai, Toshihiro Iwafuchi, Daigo Hama
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Patent number: 9424801Abstract: Provided is a display control device causing a display unit to display plural color charts constituting a color sample used when obtaining color reproduction characteristics of the display unit, which densely include a color in which all values of two color components are set to be a minimum value or a maximum value of the values of the respective color components, in colors in which a value of one color component out of plural color components in a color space of the display unit is set to be a minimum value or a maximum value of the value of the color component.Type: GrantFiled: September 5, 2014Date of Patent: August 23, 2016Assignee: FUJI XEROX CO., LTD.Inventors: Kazuhiko Horikawa, Noriko Sakai, Toshihiro Iwafuchi, Daigo Hama, Makoto Fujio, Chizuru Yamazaki
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Patent number: 9330633Abstract: A method including causing a projection apparatus that outputs projection light to a predetermined display area to project and display a first image including plural figures such that the plural figures are respectively displayed in plural positions of a projection area that is projected by the projection light, specifying a figure of which brightness value is a maximum among the displayed plural figures so as to specify a brightness center point at which the brightness value is a maximum in the projection area, and causing the projection apparatus to project and display a second image indicating the specified brightness center point.Type: GrantFiled: July 24, 2014Date of Patent: May 3, 2016Assignee: FUJI XEROX CO., LTD.Inventors: Noriko Sakai, Toshihiro Iwafuchi
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Patent number: 9330616Abstract: An automatic correction function determining apparatus includes an output unit and a determining unit. The output unit sequentially outputs a first display image and a second display image to a display. The first display image includes a target area being a colorimetric target and formed of a first image and a non-target area not being a colorimetric target and formed of a second image. The second display image includes the target area formed of the first image and the non-target area formed of a third image different in mean gradation value from the second image. The determining unit determines that an automatic correction function is active on the display, if a colorimetric measurement result of the target area in the first display image displayed on the display is different from a colorimetric measurement result of the target area in the second display image displayed on the display.Type: GrantFiled: August 6, 2014Date of Patent: May 3, 2016Assignee: FUJI XEROX CO., LTD.Inventors: Kazuhiko Horikawa, Noriko Sakai, Toshihiro Iwafuchi
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Patent number: 9177526Abstract: An apparatus for setting a display device includes a target value obtainer, a measured value obtainer, and a determiner. The target value obtainer acquires a target value of a display setting including color temperature and brightness for a display device configured to display an image. The measured value obtainer acquires a measured value of display characteristics including the color temperature and the brightness in each of multiple states specific to the display device, from the display device for which the display setting is sequentially changed to the multiple states. The determiner determines a setting value in the display setting including the color temperature and the brightness from among the multiple states, on the basis of the target value and multiple measured values acquired by the measured value obtainer.Type: GrantFiled: January 6, 2014Date of Patent: November 3, 2015Assignee: FUJI XEROX CO., LTD.Inventors: Makoto Fujio, Noriko Sakai, Toshihiro Iwafuchi, Daigo Hama, Kazuhiko Horikawa, Chizuru Yamazaki