Patents by Inventor Masayuki Shinohara
Masayuki Shinohara 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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Patent number: 11412596Abstract: A display switching device (10) is provided, which switches a display image (P) by switching irradiation of lights from positions of a plurality of light sources (7). The display switching device includes: a lens array (6) in which a plurality of lenses are arranged; and a display part (45) including a plurality of pixel regions (45a) arranged to include a region through which a light, which is formed by condensing each of the lights emitted from the positions of the plurality of light sources (7) with each of the lenses of the lens array (6), passes. A transmittance in each of the pixel regions (45a) is set corresponding to a predetermined stationary pattern. A total area of the pixel regions (45a) in the display part (45) is 60% or less of a total area of a sum of the pixel regions (45a) and the pixel surrounding regions (45b).Type: GrantFiled: April 12, 2020Date of Patent: August 9, 2022Assignee: OMRON CorporationInventors: Masayuki Shinohara, Yuto Mori, Yoshihiko Takagi, Gouo Kurata, Tsuyoshi Arai, Yasuhiro Tanoue
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Publication number: 20220196893Abstract: A display switching device according to one or more embodiments may display images by switching light illumination from multiple light source positions. The device may include a lens array including multiple lenses that allow passage of light from the light source positions, a display layer including pixel regions that allow passage of light collected on the lenses included in the lens array, and a diffusion layer located opposite to the light source positions with the lens array in between to diffuse passing light. The diffusion layer optically adheres to a layer adjacent to a surface of the diffusion layer nearer the light source positions, or the diffusion layer and the layer adjacent the surface of the diffusion layer nearer the light source positions include the same material.Type: ApplicationFiled: November 16, 2021Publication date: June 23, 2022Applicant: OMRON CorporationInventors: Yuto MORI, Masayuki SHINOHARA, Gouo KURATA, Hayato YOSHIDA, Masao MISHINA
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Publication number: 20220154908Abstract: A method is disclosed for manufacturing, by injection molding with use of a mold, a light guide plate in which a first region having a curvature in a first direction and a second region having a predetermined curved surface are connected. The mold includes a first member for forming the first region and a second member for forming the second region. The first member is manufactured by bending a first electroforming stamper on which a predetermined structure is formed by electroforming in a direction corresponding to the first direction.Type: ApplicationFiled: March 9, 2020Publication date: May 19, 2022Applicant: OMRON CorporationInventors: Masayuki SHINOHARA, Ryo YAMAMOTO, Norikazu KITAMURA
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Publication number: 20210404625Abstract: A light emitting device is provided to a vehicle. The light emitting device includes a display portion and a light emitting portion. The display portion includes a first light source and a light guide plate that guides light from the first light source to form a first image in a space. The light emitting portion includes a second light source and a light emitting region that overlaps with the first image in a vehicle front-rear direction at a position close to the first image and emits light from the second light source to the outside of the vehicle.Type: ApplicationFiled: September 17, 2019Publication date: December 30, 2021Inventors: Masayuki SHINOHARA, Norikazu KITAMURA, Yoshihiko TAKAGI
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Publication number: 20210404626Abstract: A light guide plate guides light from a light source to form an image in a space, and includes a light introduction portion and a light emitting portion. Light from the light source is incident on the light introduction portion. The light emitting portion includes a curved emission surface that emits light from the light source incident from the light introduction portion, and is bent and connected to the light introduction portion.Type: ApplicationFiled: September 17, 2019Publication date: December 30, 2021Inventors: Masayuki SHINOHARA, Norikazu KITAMURA
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Publication number: 20210342030Abstract: A light guide plate guides light from a light source to form an image in a space. A sensor detects an object in the space including an imaging position of the image. Based on an output from the sensor, a controller acquires at least one of a trajectory of a plurality of positions where the object is detected, a duration time of detecting the object, or a number of times the object is detected as an input parameter. The controller identifies an input pattern according to a movement of the object based on the input parameter, and outputs a signal corresponding to the identified input pattern.Type: ApplicationFiled: September 18, 2019Publication date: November 4, 2021Inventors: Masayuki SHINOHARA, Yasuhiro TANOUE, Norikazu KITAMURA, Hiroyuki MIYAMOTO, Yuto MORI
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Patent number: 11155208Abstract: In order to achieve an image display unit having excellent degree of freedom in designing the position of a display image, an image display unit (1A) is provided with: an imaging unit (10) configured to capture an image of a space to be viewed; an image display device (11) configured to display an image captured by the imaging unit (10) in a display area in real time; and an image forming unit configured to form an image in a space where there is no screen by projecting the image displayed by the image display device (11).Type: GrantFiled: April 3, 2018Date of Patent: October 26, 2021Assignee: Omron CorporationInventors: Masayuki Shinohara, Yasuhiro Tanoue, Gouo Kurata, Norikazu Kitamura, Tsuyoshi Arai, Yuto Mori
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Patent number: 11125928Abstract: To make a displayed image clear. A display device emits image light reflected by a plurality of prisms (141) provided in a light guide plate (14) from a light exit surface (14c). The prism (141) has a reflective surface (141a) that reflects and emits the image light. The reflective surface (141a) is formed in a curved shape in a thickness direction of the light guide plate (14).Type: GrantFiled: November 22, 2017Date of Patent: September 21, 2021Assignee: Omron CorporationInventors: Masayuki Shinohara, Gouo Kurata, Tsuyoshi Arai, Norikazu Kitamura, Yuto Mori
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Publication number: 20210263612Abstract: An input device according to one or more embodiments may include a light guide plate configured to direct light entering from a light source so that the light exits from a light emitting surface and forms an image in a space, the image being an object for an input action from a user; a sensor configured to detect an object employed by a user for the input action; an input detection unit configured to detect an input from a user on the basis of a detection result from the sensor for the object; and a notification unit configured to notify a user that the input was detected when the input detection unit has detected an input from a user. The sensor may be placed in a space opposite the light emitting surface of the light guide plate.Type: ApplicationFiled: March 11, 2019Publication date: August 26, 2021Applicant: OMRON CorporationInventors: Masayuki SHINOHARA, Yasuhiro TANOUE, Norikazu KITAMURA, Yuto MORI
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Patent number: 11067826Abstract: An optical device includes a light guide plate configured to guide light entering therein, and cause said light to exit from an emission surface thereof and thereby form an image in a space; a group of narrow-view optical-path deflectors configured to form an image in a space within a narrow view direction taken as greater than or equal to 0° and less than a first angle relative to a reference plane that is orthogonal to the emission surface and parallel to a side surface of the light guide plate; and a group of wide-view optical-path deflectors configured to form an image in a space within a wide view direction taken as greater than or equal to the first angle and less than 90° relative to the reference plane. The group of narrow-view optical-path deflectors and the group of wide-view optical-path deflectors have different image forming conditions.Type: GrantFiled: July 18, 2017Date of Patent: July 20, 2021Assignee: Omron CorporationInventors: Masayuki Shinohara, Yasuhiro Tanoue, Gouo Kurata, Norikazu Kitamura, Kazuyuki Okada
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Publication number: 20210215949Abstract: When an optical element is transparent, an observer is enabled to visually recognize a stereoscopic image having a stereoscopic effect. A display method for a stereoscopic image, using a display device provided with a transparent light guide plate, includes: emitting light to be recognized by the observer as a stereoscopic image (I1) from an optical element; and displaying the stereoscopic image (I1) on a stereoscopic image forming plane (P1) not parallel to an outgoing surface (21) of the optical element. In the display method, the observer is able to visually recognize a rear surface side of the display device through the optical element.Type: ApplicationFiled: February 24, 2021Publication date: July 15, 2021Applicant: Omron CorporationInventors: Masayuki Shinohara, Yasuhiro Tanoue, Norikazu Kitamura, Mitsuru Okuda
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Publication number: 20210078495Abstract: In order to achieve an image display unit having excellent degree of freedom in designing the position of a display image, an image display unit (1A) is provided with: an imaging unit (10) configured to capture an image of a space to be viewed; an image display device (11) configured to display an image captured by the imaging unit (10) in a display area in real time; and an image forming unit configured to form an image in a space where there is no screen by projecting the image displayed by the image display device (11).Type: ApplicationFiled: April 3, 2018Publication date: March 18, 2021Applicant: Omron CorporationInventors: Masayuki Shinohara, Yasuhiro Tanoue, Gouo Kurata, Norikazu Kitamura, Tsuyoshi Arai, Yuto Mori
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Patent number: 10895759Abstract: An optical device includes a planar-image forming unit configured to emit light that forms a planar image of a predetermined shape in a space, and an outline-image forming unit configured to emit light that forms an outline image with a light intensity different from the light intensity of the planar image at the outer-edge region of the planar image.Type: GrantFiled: June 16, 2017Date of Patent: January 19, 2021Assignee: Omron CorporationInventors: Masayuki Shinohara, Yasuhiro Tanoue, Gouo Kurata, Yoshihiko Takagi, Tsuyoshi Arai, Norikazu Kitamura, Mitsuru Okuda, Takahiro Morichi
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Patent number: 10890706Abstract: An optical device has a light guide plate configured to guide light within a plane parallel to an emission surface thereof, and a plurality of optical deflectors arranged two-dimensionally within a plane parallel to the emission surface. Each of the optical deflectors deflects light propagating through the light guide plate, and causes the emission surface to output light forming an image in a space. Each of the optical deflectors is configured to spread the light incident thereon that has an intensity distribution corresponding to an image in a direction orthogonal to the light guide direction of the light guide plate in a plane parallel to the emission surface, and cause the emission surface to output the light which groups the light from the plurality of optical deflectors arranged along a direction orthogonal to the light guide direction, such that light radiating from the image is formed.Type: GrantFiled: November 9, 2017Date of Patent: January 12, 2021Assignee: Omron CorporationInventors: Masayuki Shinohara, Yasuhiro Tanoue, Norikazu Kitamura, Mitsuru Okuda, Kazuyuki Okada, Norihisa Kanzaki, Takuma Iwase
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Patent number: 10859824Abstract: A display device for head-up display forms an image with a view of an object from above in a vertical direction in a space outside the display device for an image which presents an object with a vertical direction. The object includes a reference surface that is a reference of the vertical direction. The display device forms the image so that an observer has a view from the upper part of the reference surface.Type: GrantFiled: December 14, 2018Date of Patent: December 8, 2020Assignee: OMRON CorporationInventors: Masayuki Shinohara, Mitsuru Okuda, Norikazu Kitamura, Yasuhiro Tanoue
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Publication number: 20200371377Abstract: An optical device includes: a light guide plate having a group of optical-path deflectors configured to change the optical path of light from a first light source to form an image in the space within a first angle range, and change the optical path of light from a second light source to form an image in the space within a second angle range, wherein the first angle range and the second angle range are separated from each other or adjoining each other.Type: ApplicationFiled: January 23, 2019Publication date: November 26, 2020Applicant: OMRON CorporationInventors: Yoshihiko TAKAGI, Masayuki SHINOHARA, Yasuhiro TANOUE, Gouo KURATA, Norikazu KITAMURA
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Publication number: 20200359484Abstract: A display switching device (10) is provided, which switches a display image (P) by switching irradiation of lights from positions of a plurality of light sources (7). The display switching device includes: a lens array (6) in which a plurality of lenses are arranged; and a display part (45) including a plurality of pixel regions (45a) arranged to include a region through which a light, which is formed by condensing each of the lights emitted from the positions of the plurality of light sources (7) with each of the lenses of the lens array (6), passes. A transmittance in each of the pixel regions (45a) is set corresponding to a predetermined stationary pattern. A total area of the pixel regions (45a) in the display part (45) is 60% or less of a total area of a sum of the pixel regions (45a) and the pixel surrounding regions (45b).Type: ApplicationFiled: April 12, 2020Publication date: November 12, 2020Applicant: OMRON CorporationInventors: Masayuki SHINOHARA, Yuto MORI, Yoshihiko TAKAGI, Gouo KURATA, Tsuyoshi ARAI, Yasuhiro TANOUE
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Patent number: 10775544Abstract: A display device includes a light guide plate 2 having at least one incoming surface and a plurality of light sources (3-1 to 3-4) arranged to face any of the incoming surfaces. The light guide plate 2 has a plurality of prisms 11 that is arrayed along each pattern in a plurality of patterns (21 to 24) displayed on one surface 2b of the light guide plate and reflects light emitted from a light source corresponding to the pattern and entering the light guide plate through the incoming surface toward a direction within a prescribed range of angles with reference to a direction normal to the other surface 2c of the light guide plate. Each prism 11 is formed as a triangular pyramid groove in one surface of the light guide plate 2, and one of inclined surfaces of the triangular pyramid groove is formed as a reflective surface 11a that reflects light emitted from a light source corresponding to a pattern along which the prism is arrayed and entering the light guide plate.Type: GrantFiled: April 6, 2018Date of Patent: September 15, 2020Assignee: Omron CorporationInventors: Yoshimasa Osumi, Masayuki Shinohara, Yoshihiko Takagi, Norikazu Kitamura, Jun Kishimoto
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Patent number: 10754084Abstract: A light source device includes a light source configured to emit illumination light and a flat plate shaped transparent lightguide element. The lightguide element includes: an incident surface facing the light source; a reflecting surface formed in one of side surfaces of the lightguide element to reflect the illumination light incident into the lightguide element from the incident surface; and an exit surface formed in a side surface of the lightguide element on an opposite side to the reflecting surface, the illumination light reflected by the reflecting surface exiting from the exit surface. The reflecting surface is formed into a curved surface, the curved surface collimating the illumination light reflected by the reflecting surface in a surface including a lengthwise direction of the reflecting surface, and the reflecting surface is formed into a concave mirror in a surface including a short direction of the reflecting surface.Type: GrantFiled: February 23, 2017Date of Patent: August 25, 2020Assignee: OMRON CorporationInventors: Masayuki Shinohara, Yuto Mori, Norikazu Kitamura, Yasuhiro Tanoue
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Patent number: 10739614Abstract: An optical device has a light guide plate that guides light in a plane parallel to an emission surface thereof, an optical deflection surface that deflects light entering the light guide plate from a light source that faces a plane parallel to at least the emission surface or the surface opposite the emission surface, so that the light travels along the light guide direction of the light guide plate, and a plurality of light focusing portions. Each of the light focusing portions includes an optical surface whereon the light deflected by the optical deflection surface and guided by the light guide plate is incident, and which causes the emission surface to output emission light that converges substantially on a convergence point or convergence line in a space, or that radiates substantially from a convergence point or convergence line in a space.Type: GrantFiled: November 9, 2017Date of Patent: August 11, 2020Assignee: Omron CorporationInventors: Masayuki Shinohara, Yasuhiro Tanoue, Norikazu Kitamura, Kazuyuki Okada, Tadashi Matsuoka