Patents by Inventor Takumi OIKE
Takumi OIKE 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).
-
Publication number: 20240119574Abstract: An adjustment method includes acquiring a first captured image obtained by imaging of a range containing a first whole image and a target image, acquiring a fourth gradation value obtained by correction of a gradation value of a fourth unit image based on a gradation value of a first unit image and a gradation value of a second unit image in the first captured image, acquiring a fifth gradation value obtained by correction of a gradation value of a fifth unit image based on the gradation value of the first unit image and a gradation value of a third unit image in the first captured image, calculating a first gradation value difference as a difference between a gradation value of the target image and the fourth gradation value, calculating a second gradation value difference as a difference between the gradation value of the target image and the fifth gradation value, and correcting a displayed image using a first correction value when the first gradation value difference is equal to or larger than the secondType: ApplicationFiled: October 11, 2023Publication date: April 11, 2024Inventor: Takumi OIKE
-
Patent number: 11483527Abstract: A method of operation of a control device configured to control a plurality of projectors including the steps of making each of the plurality of projectors projects one or more first images based on first image information to a first area, and generating color correction data used to correct a color of images projected by the plurality of projectors based on imaging data generated by a camera imaging the first area where the first images are projected by the plurality of projectors.Type: GrantFiled: December 2, 2020Date of Patent: October 25, 2022Assignee: Seiko Epson CorporationInventor: Takumi Oike
-
Patent number: 11460955Abstract: There is provided a projection system including a projector that projects a projection image on a projection surface and a pointing element that points at the projection surface. The pointing element includes a reflector that is provided at a front end section of the pointing element and reflects infrared light, and an information communication section that transmits contact notification to the projector when the pointing element senses contact between the front end section and an object. The projector includes a light radiator that radiates the infrared light toward the projection surface, a first camera that captures an image of the projection surface, a second camera that is disposed in a position different from a position of the first camera and captures an image of the projection surface, and a detection section that detects a position where the pointing element comes into contact with the projection surface.Type: GrantFiled: July 30, 2020Date of Patent: October 4, 2022Assignee: SEIKO EPSON CORPORATIONInventor: Takumi Oike
-
Patent number: 11323673Abstract: A method for operating a control apparatus that controls a projector includes causing the projector to project a first image on a display surface, generating brightness information based on captured image data generated by causing an image sensor to capture an image of the first image on the display surface via a bandpass filter, and generating color correction data for correcting the colors of an image projected by the projector based on the brightness information. The bandpass filter includes a first bandpass filter that transmits the red light, a second bandpass filter that transmits the green light, and a third bandpass filter that transmits the blue light, and the wavelength region of the light that the first bandpass filter transmits, the wavelength region of the light that the second bandpass filter transmits, and the wavelength region of the light that the third bandpass filter transmits are separate from one another.Type: GrantFiled: December 21, 2020Date of Patent: May 3, 2022Assignee: Seiko Epson CorporationInventor: Takumi Oike
-
Publication number: 20220129690Abstract: There is provided an identification method including acquiring a first image, a pixel value of each of pixels of which represents a distance from a first position to a first imaging target object including a background object and an identification target object, acquiring a second image captured from the first position or a second position different the first position, a pixel value of each of pixels of the second image representing at least luminance of reflected light from the first imaging target object, specifying, based on the first image, a first region occupied by the identification target object in the first image, and identifying a type of the identification target object based on an image of a second region corresponding to the first region in the second image.Type: ApplicationFiled: October 26, 2021Publication date: April 28, 2022Applicant: SEIKO EPSON CORPORATIONInventors: Akira IKEDA, Takumi OIKE
-
Publication number: 20220129672Abstract: There is provided an identification method acquiring a first image, a pixel value of each of pixels of which represents a distance from a first position to an imaging target object including an identification target object, acquiring a second image captured from the first position or a second position different the first position, a pixel value of each of pixels of the second image representing at least luminance of reflected light from the imaging target object, identifying a type of the identification target object based on the second image, and calculating, based on the first image, an indicator value indicating a reliability degree of an identification result of the type of the identification target object based on the second image.Type: ApplicationFiled: October 25, 2021Publication date: April 28, 2022Applicant: SEIKO EPSON CORPORATIONInventors: Takumi OIKE, Akira IKEDA
-
Publication number: 20210362474Abstract: A deposition mask package according to the present embodiment includes a receiving portion, a lid portion that faces the receiving portion, a deposition mask that is arranged between the receiving portion and the lid portion and has an effective region in which a plurality of through-holes is formed. The receiving portion has a first opposing surface facing the lid portion and a concave portion provided on the first opposing surface. The concave portion is covered by a first flexible film. The effective region of the deposition mask is arranged on the concave portion with the first flexible film interposed therebetween.Type: ApplicationFiled: August 4, 2021Publication date: November 25, 2021Applicant: Dai Nippon Printing Co., Ltd.Inventors: Chikao Ikenaga, Takumi Oike, Tsukasa Mukaida, Takeru Watanabe
-
Patent number: 11163218Abstract: A projection system includes a first camera that captures an image of a projection surface, a second camera that is disposed in a position different from the position of the first camera and captures an image, a first light radiator that radiates light having a first optical characteristic onto the projection surface, a second light radiator that radiates light having a second optical characteristic different from the first optical characteristic onto the projection surface, and a detection section that detects a pointing element based on a first captured image captured with the first camera, detects another pointing element based on a second captured image captured with the second camera, and detects a position at which the pointing element is pointing and a position which is located on the projection surface and at which the other pointing element is pointing based on the first and second captured images.Type: GrantFiled: August 21, 2020Date of Patent: November 2, 2021Assignee: Seiko Epson CorporationInventor: Takumi Oike
-
Patent number: 11148397Abstract: A deposition mask package according to the present embodiment includes a receiving portion, a lid portion that faces the receiving portion, a deposition mask that is arranged between the receiving portion and the lid portion and has an effective region in which a plurality of through-holes is formed. The receiving portion has a first opposing surface facing the lid portion and a concave portion provided on the first opposing surface. The concave portion is covered by a first flexible film. The effective region of the deposition mask is arranged on the concave portion with the first flexible film interposed therebetween.Type: GrantFiled: March 13, 2019Date of Patent: October 19, 2021Assignee: Dai Nippon Printing Co., Ltd.Inventors: Chikao Ikenaga, Takumi Oike, Tsukasa Mukaida, Takeru Watanabe
-
Publication number: 20210195152Abstract: A method for operating a control apparatus that controls a projector includes causing the projector to project a first image on a display surface, generating brightness information based on captured image data generated by causing an image sensor to capture an image of the first image on the display surface via a bandpass filter, and generating color correction data for correcting the colors of an image projected by the projector based on the brightness information. The bandpass filter includes a first bandpass filter that transmits the red light, a second bandpass filter that transmits the green light, and a third bandpass filter that transmits the blue light, and the wavelength region of the light that the first bandpass filter transmits, the wavelength region of the light that the second bandpass filter transmits, and the wavelength region of the light that the third bandpass filter transmits are separate from one another.Type: ApplicationFiled: December 21, 2020Publication date: June 24, 2021Inventor: Takumi OIKE
-
Publication number: 20210168342Abstract: A method of operation of a control device configured to control a plurality of projectors including the steps of making each of the plurality of projectors projects one or more first images based on first image information to a first area, and generating color correction data used to correct a color of images projected by the plurality of projectors based on imaging data generated by a camera imaging the first area where the first images are projected by the plurality of projectors.Type: ApplicationFiled: December 2, 2020Publication date: June 3, 2021Inventor: Takumi OIKE
-
Publication number: 20210055630Abstract: A projection system includes a first camera that captures an image of a projection surface, a second camera that is disposed in a position different from the position of the first camera and captures an image, a first light radiator that radiates light having a first optical characteristic onto the projection surface, a second light radiator that radiates light having a second optical characteristic different from the first optical characteristic onto the projection surface, and a detection section that detects a pointing element based on a first captured image captured with the first camera, detects another pointing element based on a second captured image captured with the second camera, and detects a position at which the pointing element is pointing and a position which is located on the projection surface and at which the other pointing element is pointing based on the first and second captured images.Type: ApplicationFiled: August 21, 2020Publication date: February 25, 2021Inventor: Takumi OIKE
-
Patent number: 10928250Abstract: A projector includes a measurement unit, a correction parameter generation unit, and an image processing unit. The measurement unit measures a color of an image formed on a projection surface in terms of a plurality of colors constituting an RGB color system and at least one color constituting an XYZ color system. The correction parameter generation unit generates a correction parameter based on a conversion value and a second measurement value of the color, which is measured by the measurement unit among the colors constituting the XYZ color system. The conversion value is obtained by converting a first measurement value of the color in the RGB color system, which is measured by the measurement unit, into the color in the XYZ color system. The image processing unit corrects image light with the correction parameter.Type: GrantFiled: August 29, 2019Date of Patent: February 23, 2021Assignee: SEIKO EPSON CORPORATIONInventor: Takumi Oike
-
Publication number: 20210041983Abstract: There is provided a projection system including a projector that projects a projection image on a projection surface and a pointing element that points at the projection surface. The pointing element includes a reflector that is provided at a front end section of the pointing element and reflects infrared light, and an information communication section that transmits contact notification to the projector when the pointing element senses contact between the front end section and an object. The projector includes a light radiator that radiates the infrared light toward the projection surface, a first camera that captures an image of the projection surface, a second camera that is disposed in a position different from a position of the first camera and captures an image of the projection surface, and a detection section that detects a position where the pointing element comes into contact with the projection surface.Type: ApplicationFiled: July 30, 2020Publication date: February 11, 2021Inventor: Takumi OIKE
-
Patent number: 10681319Abstract: Projectors include a first projector that projects a first image and a second projector that projects a second image. The first projector includes a first control section that corrects the first image based on a first captured image produced by capturing an image of the range containing at least part of the first image and part of the second image and with reference to a target area contained in the range over which the first captured image is captured, and the second projector includes a second control section that corrects the second image based on a second captured image produced by capturing an image of the range containing part of the first image and at least part of the second image and with reference to the target area contained in the range over which the second captured image is captured.Type: GrantFiled: January 17, 2017Date of Patent: June 9, 2020Assignee: SEIKO EPSON CORPORATIONInventors: Takumi Oike, Takashi Toyooka
-
Patent number: 10616541Abstract: An image projection system includes a first projector and a second projector. The first projector includes a first projection section that projects a first image and a first imaging section that captures an image of an area including the first image. The second projector includes a second projection section that projects a second image and a second imaging section that captures an image of an area including the second image. The image projection system further includes a computation section that determines first luminance adjustment information used to adjust the luminance of the first image and second luminance adjustment information used to adjust the luminance of the second image based on the luminance distribution of the first image determined from the image captured by the first imaging section and the luminance distribution of the second image determined from the image captured by the second imaging section.Type: GrantFiled: October 19, 2018Date of Patent: April 7, 2020Assignee: SEIKO EPSON CORPORATIONInventor: Takumi Oike
-
Publication number: 20200072672Abstract: A projector includes a measurement unit, a correction parameter generation unit, and an image processing unit. The measurement unit measures a color of an image formed on a projection surface in terms of a plurality of colors constituting an RGB color system and at least one color constituting an XYZ color system. The correction parameter generation unit generates a correction parameter based on a conversion value and a second measurement value of the color, which is measured by the measurement unit among the colors constituting the XYZ color system. The conversion value is obtained by converting a first measurement value of the color in the RGB color system, which is measured by the measurement unit, into the color in the XYZ color system. The image processing unit corrects image light with the correction parameter.Type: ApplicationFiled: August 29, 2019Publication date: March 5, 2020Applicant: SEIKO EPSON CORPORATIONInventor: Takumi OIKE
-
Publication number: 20190268579Abstract: A target color is set on the basis of a first captured image obtained by capturing, with an imaging section, at least apart of a first image projected by a projection optical system of a projector. First correction data for correcting a color of a projected image of another projector to the target color is calculated on the basis of a second captured image obtained by capturing, with the imaging section, at least a part of a second image projected by the projection optical system of the other projector.Type: ApplicationFiled: May 9, 2019Publication date: August 29, 2019Applicant: SEIKO EPSON CORPORATIONInventors: Takumi OIKE, Takashi TOYOOKA, Shiki FURUI
-
Publication number: 20190246085Abstract: A projector includes a measurement unit that measures a feature quantity of a first image projected on a projection surface from a position at a first angle relative to the projection surface and generates a first measurement result, a receiving unit that receives a second measurement result obtained by measurement of the feature quantity of the first image in a position at a second angle different from the first angle relative to the projection surface, a determination unit that determines reflection characteristics of the projection surface based on the first measurement result and the second measurement result, a correction unit that corrects first image information and generates second image information based on the reflection characteristics of the projection surface determined by the determination unit, and a projection unit that projects a second image according to the second image information generated by the correction unit on the projection surface.Type: ApplicationFiled: February 1, 2019Publication date: August 8, 2019Applicant: SEIKO EPSON CORPORATIONInventor: Takumi OIKE
-
Publication number: 20190237349Abstract: A deposition mask package according to the present embodiment includes a receiving portion, a lid portion that faces the receiving portion, a deposition mask that is arranged between the receiving portion and the lid portion and has an effective region in which a plurality of through-holes is formed. The receiving portion has a first opposing surface facing the lid portion and a concave portion provided on the first opposing surface. The concave portion is covered by a first flexible film. The effective region of the deposition mask is arranged on the concave portion with the first flexible film interposed therebetween.Type: ApplicationFiled: March 13, 2019Publication date: August 1, 2019Applicant: Dai Nippon Printing Co., Ltd.Inventors: Chikao Ikenaga, Takumi Oike, Tsukasa Mukaida, Takeru Watanabe