Patents by Inventor Keiichiro Ishihara
Keiichiro Ishihara 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: 20240122044Abstract: Alight emitting device including a substrate, a lens with a refractive index n arranged on a main surface of the substrate, and a light emitting region arranged between the main surface and the lens is provided. A surface of the lens is convex and includes a vertex and an end portion. In a case where h represents a height between the vertex and the end portion, r represents a distance between the vertex and the end portion in orthogonal projection to the main surface, H represents a height between the end portion and the light emitting region, and 2a represents a width of the light emitting region, relationships of expressions below are satisfied h<r, ?<55°, and a>r?Htan?, where 2rh/(r2+h2)=sin?, sin?=nsin?, ?-?=?, and nsin?=sin?.Type: ApplicationFiled: August 29, 2023Publication date: April 11, 2024Inventors: SHOMA HINATA, KEIICHIRO ISHIHARA, YOJIRO MATSUDA
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Publication number: 20230249071Abstract: Methods and apparatus provide for carrying out a method for rendering a virtual-three dimensional space on a display, including: acquiring information indicative of a position of a head mounted display worn on a head of a user; acquiring information indicative of a position of an input apparatus for use by the user; acquiring information indicative of an instruction entered in the input apparatus; and generating an image of the virtual three-dimensional space to be displayed on the head mounted display at a viewpoint position and a sightline direction, wherein the generating includes generating an image of the input apparatus at the position in the image determined on a basis of a relative position between the head mounted display of the input apparatus, and wherein the generating includes generating an image of an object which is emitted from the input apparatus in response to the user manipulating the input apparatus.Type: ApplicationFiled: April 20, 2023Publication date: August 10, 2023Applicant: Sony Interactive Entertainment Inc.Inventors: Nicolas Doucet, Yutaka Yokokawa, Gento Morita, Keiichiro Ishihara, Yuki Miyamae, Kazutomo Sasaki, Ngo Tuyen Thibaud, Masafumi Noda, Takumi Yoshida
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Patent number: 11660536Abstract: Methods and apparatus provide for carrying out a method for rendering a virtual-three dimensional space on a display, including: acquiring information indicative of a position of a head mounted display worn on a head of a user; acquiring information indicative of a position of an input apparatus for use by the user; acquiring information indicative of an instruction entered in the input apparatus; and generating an image of the virtual three-dimensional space to be displayed on the head mounted display at a viewpoint position and a sightline direction, where the generating includes generating an image of the input apparatus at the position in the image determined on a basis of a relative position with the head mounted display of the input apparatus, and where the generating includes generating an image of a hand of the user when the user controls the input apparatus.Type: GrantFiled: September 27, 2021Date of Patent: May 30, 2023Assignee: Sony Interactive Entertainment Inc.Inventors: Nicolas Doucet, Yutaka Yokokawa, Gento Morita, Keiichiro Ishihara, Yuki Miyamae, Kazutomo Sasaki, Ngo Tuyen Thibaud, Masafumi Noda, Takumi Yoshida
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Publication number: 20230009819Abstract: A display control apparatus includes: a head mounted display information acquisition block configured to acquire information indicative of a position of a head mounted display worn on a head of a user; an input apparatus information acquisition block configured to acquire information indicative of a position of an input apparatus for use by the user; an instruction input acquisition block configured to acquire information indicative of an instruction entered in the input apparatus; and an image generation block configured to generate an image to be displayed on the head mounted display on a basis of an instruction acquired by the instruction input acquisition block. The image generation block displays an image of the input apparatus at a position in the image determined on a basis of a relative position with the head mounted display of the input apparatus.Type: ApplicationFiled: September 15, 2022Publication date: January 12, 2023Applicant: Sony Interactive Entertainment Inc.Inventors: Nicolas DOUCET, Yutaka YOKOKAWA, Masafumi NODA, Takumi YOSHIDA, Keiichiro ISHIHARA, Gento MORITA, Yuki MIYAMAE, Ngo Tuyen THIBAUD, Kazutomo SASAKI
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Patent number: 11474361Abstract: A display control apparatus includes: a head mounted display information acquisition block configured to acquire information indicative of a position of a head mounted display worn on a head of a user; an input apparatus information acquisition block configured to acquire information indicative of a position of an input apparatus for use by the user; an instruction input acquisition block configured to acquire information indicative of an instruction entered in the input apparatus; and an image generation block configured to generate an image to be displayed on the head mounted display on a basis of an instruction acquired by the instruction input acquisition block. The image generation block displays an image of the input apparatus at a position in the image determined on a basis of a relative position with the head mounted display of the input apparatus.Type: GrantFiled: May 12, 2020Date of Patent: October 18, 2022Assignee: SONY INTERACTIVE ENTERTAINMENT INC.Inventors: Nicolas Doucet, Yutaka Yokokawa, Masafumi Noda, Takumi Yoshida, Keiichiro Ishihara, Gento Morita, Yuki Miyamae, Ngo Tuyen Thibaud, Kazutomo Sasaki
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Patent number: 11422376Abstract: A display apparatus includes a guide element, and an incident optical system causing light from a display element to enter the guide element. The guide element includes a first light guide part guiding the light from the incident optical system in a first direction and a second light guide part guiding the light from the first light guide part in a second direction intersecting with the first direction. The first light guide part has mirrors disposed along the first direction and guiding the light to the second light guide part by reflection. The mirrors include a first mirror and a second mirror. Each of the first and second mirrors has a first reflection region and a second reflection region having a higher reflectance than the first reflection region. Light having transmitted through the first reflection region of the first mirror enters the second reflection region of the second mirror.Type: GrantFiled: June 2, 2020Date of Patent: August 23, 2022Assignee: Canon Kabushiki KaishaInventor: Keiichiro Ishihara
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Publication number: 20220187596Abstract: An optical system guides a light beam from a display element to an exit pupil. The optical system includes a first optical element including a transmission surface, a reflection-transmission surface, and a reflection surface, and a negative lens including a concave surface on an exit pupil side. The light beam from the display element heads toward the exit pupil via the transmission surface, the reflection-transmission surface, the reflection surface, the reflection-transmission surface, and the negative lens in this order. A predetermined condition is satisfied.Type: ApplicationFiled: December 13, 2021Publication date: June 16, 2022Inventors: Akira Yamamoto, Keiichiro Ishihara
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Patent number: 11294186Abstract: A display apparatus includes: a guide element including a first part guiding light from the incident optical system in first direction and a second part guiding the light from the first part in second direction intersecting with the first direction; and an incident optical system. The first part has a first mirrors guiding the light to the second propagation part by reflection. The second part has a second mirror set causing the light to exit in third direction from the light element by reflection. The first part has a first reflection surface facing the first mirrors. The second part has a second reflection surface facing the second mirrors. The incident optical system causes the light coming from the display element to enter the first part obliquely with respect to the second and third directions. The first mirrors are disposed between the first reflection surface and the second part.Type: GrantFiled: June 2, 2020Date of Patent: April 5, 2022Assignee: Canon Kabushiki KaishaInventor: Keiichiro Ishihara
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Patent number: 11281009Abstract: A display apparatus includes a light guide element, and an incident optical system causing light coming from a display element to enter the light guide element that includes a first light guide part guiding the light coming from the incident optical system in a first direction and a second light guide part guiding the light coming from the first light guide part in a second direction intersecting with the first direction. The first light guide part has mirrors disposed along the first direction and guiding the light to the second light guide part by reflecting the light. The mirrors include a first mirror and a second mirror, each having a first reflection region and a second reflection region having a higher reflectance than the first reflection region. Light having transmitted through the first reflection region of the first mirror enters the second reflection region of the second mirror.Type: GrantFiled: June 2, 2020Date of Patent: March 22, 2022Assignee: Canon Kabushiki KaishaInventor: Keiichiro Ishihara
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Publication number: 20220008825Abstract: Methods and apparatus provide for carrying out a method for rendering a virtual-three dimensional space on a display, including: acquiring information indicative of a position of a head mounted display worn on a head of a user; acquiring information indicative of a position of an input apparatus for use by the user; acquiring information indicative of an instruction entered in the input apparatus; and generating an image of the virtual three-dimensional space to be displayed on the head mounted display at a viewpoint position and a sightline direction, where the generating includes generating an image of the input apparatus at the position in the image determined on a basis of a relative position with the head mounted display of the input apparatus, and where the generating includes generating an image of a hand of the user when the user controls the input apparatus.Type: ApplicationFiled: September 27, 2021Publication date: January 13, 2022Applicant: Sony Interactive Entertainment Inc.Inventors: Nicolas Doucet, Yutaka Yokokawa, Gento Morita, Keiichiro Ishihara, Yuki Miyamae, Kazutomo Sasaki, Ngo Tuyen Thibaud, Masafumi Noda, Takumi Yoshida
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Patent number: 11209648Abstract: An optical system guides a light beam from a display element, the optical system comprising a plurality of lenses and an optical element. The optical element includes an entrance surface which the light beam from the plurality of lenses enters, a reflection surface configured to reflect the light beam, and an emission surface from which the light beam is emitted toward an exit pupil. The light beam from the display element enters the optical element via the plurality of lenses, is reflected a plurality of times inside the optical element, and heads for the exit pupil. A predetermined condition is satisfied.Type: GrantFiled: July 21, 2020Date of Patent: December 28, 2021Assignee: CANON KABUSHIKI KAISHAInventors: Akira Yamamoto, Keiichiro Ishihara
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Patent number: 11154778Abstract: Methods and apparatus for controlling a display include: acquiring information indicative of first entered instructions from a first input apparatus used by a first user wearing a head mounted display and information indicative of second entered instructions from a second input apparatus used by a second user enabled to view a display apparatus; controlling, in a virtual three-dimensional space, an event on the basis of one or more of the first entered instructions and the second entered instructions acquired; generating a first image of said virtual three-dimensional space to be displayed on said head mounted display; and generating a second image of said virtual three-dimensional space to be displayed on said display apparatus, where the first image includes the first input apparatus, and where the second image does not include the second input apparatus.Type: GrantFiled: February 7, 2020Date of Patent: October 26, 2021Assignee: Sony Interactive Entertainment Inc.Inventors: Nicolas Doucet, Yutaka Yokokawa, Gento Morita, Keiichiro Ishihara, Yuki Miyamae, Kazutomo Sasaki, Ngo Tuyen Thibaud, Masafumi Noda, Takumi Yoshida
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Patent number: 11131838Abstract: An optical system 10 includes, in order from an enlargement side, a front group 1, an aperture diaphragm 3, and a rear group 2, the front group 1 including a refractive surface 11a convex toward the enlargement side, the rear group 2 including a concave reflective surface 12b, and Conditional Expressions of 0.7?|Rl|/Ll?1.5 and 2?|Rm|/Lm?7 are satisfied, where a curvature radius of the refractive surface 11a is Rl (mm), a distance between the refractive surface 11a and the aperture diaphragm 3 is Ll (mm), a curvature radius of the reflective surface 12b is Rm (mm), and a distance between the aperture diaphragm 3 and the reflective surface 12b is Lm (mm).Type: GrantFiled: August 29, 2018Date of Patent: September 28, 2021Assignee: Canon Kabushiki KaishaInventors: Keiichiro Ishihara, Masatsugu Nakano
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Patent number: 10994200Abstract: Disclosed herein is an information processing apparatus, including: an image acceptance section configured to accept an image of an operation inputting apparatus picked up by an imaging section; an operation signal acceptance section configured to accept an operation signal representative of an operation for the operation inputting apparatus from the operation inputting apparatus; and a process execution section configured to execute a process in response to the position of the operation inputting apparatus in the image accepted by the image acceptance section and the operation signal accepted by the operation signal acceptance section.Type: GrantFiled: September 25, 2017Date of Patent: May 4, 2021Assignee: Sony Interactive Entertainment Inc.Inventors: Yutaka Yokokawa, Nicolas Doucet, Keiichiro Ishihara
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Publication number: 20210033860Abstract: An optical system guides a light beam from a display element, the optical system comprising a plurality of lenses and an optical element. The optical element includes an entrance surface which the light beam from the plurality of lenses enters, a reflection surface configured to reflect the light beam, and an emission surface from which the light beam is emitted toward an exit pupil. The light beam from the display element enters the optical element via the plurality of lenses, is reflected a plurality of times inside the optical element, and heads for the exit pupil. A predetermined condition is satisfied.Type: ApplicationFiled: July 21, 2020Publication date: February 4, 2021Inventors: Akira Yamamoto, Keiichiro Ishihara
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Publication number: 20200292828Abstract: A display apparatus includes a light guide element, and an incident optical system causing light coming from a display element to enter the light guide element that includes a first light guide part guiding the light coming from the incident optical system in a first direction and a second light guide part guiding the light coming from the first light guide part in a second direction intersecting with the first direction. The first light guide part has mirrors disposed along the first direction and guiding the light to the second light guide part by reflecting the light. The mirrors include a first mirror and a second mirror, each having a first reflection region and a second reflection region having a higher reflectance than the first reflection region. Light having transmitted through the first reflection region of the first mirror enters the second reflection region of the second mirror.Type: ApplicationFiled: June 2, 2020Publication date: September 17, 2020Inventor: Keiichiro Ishihara
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Publication number: 20200292826Abstract: A display apparatus includes a guide element, and an incident optical system causing light from a display element to enter the guide element. The guide element includes a first light guide part guiding the light from the incident optical system in a first direction and a second light guide part guiding the light from the first light guide part in a second direction intersecting with the first direction. The first light guide part has mirrors disposed along the first direction and guiding the light to the second light guide part by reflection. The mirrors include a first mirror and a second mirror. Each of the first and second mirrors has a first reflection region and a second reflection region having a higher reflectance than the first reflection region. Light having transmitted through the first reflection region of the first mirror enters the second reflection region of the second mirror.Type: ApplicationFiled: June 2, 2020Publication date: September 17, 2020Inventor: Keiichiro Ishihara
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Publication number: 20200292827Abstract: A display apparatus includes: a guide element including a first part guiding light from the incident optical system in first direction and a second part guiding the light from the first part in second direction intersecting with the first direction; and an incident optical system. The first part has a first mirrors guiding the light to the second propagation part by reflection. The second part has a second mirror set causing the light to exit in third direction from the light element by reflection. The first part has a first reflection surface facing the first mirrors. The second part has a second reflection surface facing the second mirrors. The incident optical system causes the light coming from the display element to enter the first part obliquely with respect to the second and third directions. The first mirrors are disposed between the first reflection surface and the second part.Type: ApplicationFiled: June 2, 2020Publication date: September 17, 2020Inventor: Keiichiro Ishihara
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Publication number: 20200271940Abstract: A display control apparatus includes: a head mounted display information acquisition block configured to acquire information indicative of a position of a head mounted display worn on a head of a user; an input apparatus information acquisition block configured to acquire information indicative of a position of an input apparatus for use by the user; an instruction input acquisition block configured to acquire information indicative of an instruction entered in the input apparatus; and an image generation block configured to generate an image to be displayed on the head mounted display on a basis of an instruction acquired by the instruction input acquisition block. The image generation block displays an image of the input apparatus at a position in the image determined on a basis of a relative position with the head mounted display of the input apparatus.Type: ApplicationFiled: May 12, 2020Publication date: August 27, 2020Applicant: Sony Interactive Entertainment Inc.Inventors: Nicolas DOUCET, Yutaka YOKOKAWA, Masafumi NODA, Takumi YOSHIDA, Keiichiro ISHIHARA, Gento MORITA, Yuki MIYAMAE, Ngo Tuyen THIBAUD, Kazutomo SASAKI
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Patent number: 10712575Abstract: A display control apparatus includes: a head mounted display information acquisition block configured to acquire information indicative of a position of a head mounted display worn on a head of a user; an input apparatus information acquisition block configured to acquire information indicative of a position of an input apparatus for use by the user; an instruction input acquisition block configured to acquire information indicative of an instruction entered in the input apparatus; and an image generation block configured to generate an image to be displayed on the head mounted display on a basis of an instruction acquired by the instruction input acquisition block. The image generation block displays an image of the input apparatus at a position in the image determined on a basis of a relative position with the head mounted display of the input apparatus.Type: GrantFiled: June 6, 2018Date of Patent: July 14, 2020Assignee: SONY INTERACTIVE ENTERTAINMENT INC.Inventors: Nicolas Doucet, Yutaka Yokokawa, Masafumi Noda, Takumi Yoshida, Keiichiro Ishihara, Gento Morita, Yuki Miyamae, Ngo Tuyen Thibaud, Kazutomo Sasaki