Patents by Inventor Teppei Imamura
Teppei Imamura 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: 11940630Abstract: To provide a display apparatus that makes it possible to further improve a performance in controlling video presentation according to characteristics of an eyeball of a user. A display apparatus is provided that includes a light source; a processor that performs processing on a distribution of characteristics of an eyeball; a monitoring section that monitors a state of the eyeball; a matching section that performs matching on the distribution of the characteristics of the eyeball and the state of the eyeball; and an irradiator that irradiates a specified position on a retina with video display light emitted by the light source.Type: GrantFiled: April 19, 2021Date of Patent: March 26, 2024Assignee: Sony Group CorporationInventors: Teppei Imamura, Ryo Ogawa, Masanori Iwasaki, Takanobu Omata, Katsuyuki Akutsu, Itaru Shimizu
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Publication number: 20240053822Abstract: It is possible to guide a mounting state of a head-mounted image display device to a visually recognizable region that is a correct design position. A head-mounted image display device 100 includes an image acquisition unit 104 that acquires a positional relationship image from which a positional relationship between a pupil position of an eyeball of a user and a visually recognizable region of the user can be estimated and a projection system 103 onto which incident light is projected, and the visually recognizable region is a focal position of the projection system 103. Further, the image display device 100 includes an imaging element, and the imaging element acquires the three-dimensional positional relationship image.Type: ApplicationFiled: December 13, 2021Publication date: February 15, 2024Inventors: MASAHIRO TAKADA, TEPPEI IMAMURA, RYO OGAWA
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Publication number: 20230213766Abstract: To provide a display apparatus that makes it possible to further improve a performance in controlling video presentation according to characteristics of an eyeball of a user. A display apparatus is provided that includes a light source; a processor that performs processing on a distribution of characteristics of an eyeball; a monitoring section that monitors a state of the eyeball; a matching section that performs matching on the distribution of the characteristics of the eyeball and the state of the eyeball; and an irradiator that irradiates a specified position on a retina with video display light emitted by the light source.Type: ApplicationFiled: April 19, 2021Publication date: July 6, 2023Applicant: SONY GROUP CORPORATIONInventors: Teppei IMAMURA, Ryo OGAWA, Masanori IWASAKI, Takanobu OMATA, Katsuyuki AKUTSU, Itaru SHIMIZU
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Patent number: 11227519Abstract: The present technology provides an image projection apparatus including a pupil information acquisition section that acquires a pupil area or size, and an output control section that controls an output of image display light being collected around the pupil and irradiated on a retina on the basis of the pupil area or size acquired by the pupil information acquisition section. In addition, the present technology provides an image projection method including a step of acquiring pupil information to acquire a pupil area or size, a step of controlling an output of the image display light collected around a pupil and irradiated to a retina on the basis of a pupil area or size acquired in the step of acquiring pupil information, and a step of outputting image display light that irradiates the retina with the image display light at the output controlled in the step of controlling the output.Type: GrantFiled: December 27, 2018Date of Patent: January 18, 2022Assignee: Sony CorporationInventors: Teppei Imamura, Katsuyuki Akutsu
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Publication number: 20210035478Abstract: The present technology provides an image projection apparatus including a pupil information acquisition section that acquires a pupil area or size, and an output control section that controls an output of image display light being collected around the pupil and irradiated on a retina on the basis of the pupil area or size acquired by the pupil information acquisition section. In addition, the present technology provides an image projection method including a step of acquiring pupil information to acquire a pupil area or size, a step of controlling an output of the image display light collected around a pupil and irradiated to a retina on the basis of a pupil area or size acquired in the step of acquiring pupil information, and a step of outputting image display light that irradiates the retina with the image display light at the output controlled in the step of controlling the output.Type: ApplicationFiled: December 27, 2018Publication date: February 4, 2021Applicant: SONY CORPORATIONInventors: Teppei IMAMURA, Katsuyuki AKUTSU
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Patent number: 10468389Abstract: A display device (1) includes a substrate (11) having a first surface (S1) and a second surface (S2) that face each other, and having a plurality of light emitting elements (10A) on the first surface, a mounting member (12) disposed to face a portion of the second surface of the substrate, and a base (13) adhered to the second surface of the substrate, and having a depressed portion (13a) that faces the mounting member.Type: GrantFiled: February 1, 2016Date of Patent: November 5, 2019Assignee: Sony Semiconductor Solutions CorporationInventors: Takaaki Hirano, Teppei Imamura
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Publication number: 20180247920Abstract: A display device (1) includes a substrate (11) having a first surface (S1) and a second surface (S2) that face each other, and having a plurality of light emitting elements (10A) on the first surface, a mounting member (12) disposed to face a portion of the second surface of the substrate, and a base (13) adhered to the second surface of the substrate, and having a depressed portion (13a) that faces the mounting member.Type: ApplicationFiled: February 1, 2016Publication date: August 30, 2018Applicant: Sony Semiconductor Solutions CorporationInventors: Takaaki Hirano, Teppei Imamura
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Patent number: 10001960Abstract: Improved image quality is achieved with a display device. A display panel includes a panel substrate and a film. In the display panel, multiple light emitting elements are provided on the panel substrate. In the display panel, the film is a film made of a material having a predetermined refractive index, and a thickness depending on a viewing angle and the refractive index, the viewing angle being an angle of a field of view where a substrate end distance from a light emitting element that is closest to an end of the panel substrate among the light emitting elements to the end and brightness of the light satisfy predetermined criteria.Type: GrantFiled: February 9, 2015Date of Patent: June 19, 2018Assignee: Sony Semiconductor Solutions CorporationInventors: Norifumi Hoshino, Toshiya Takagishi, Hiromasa Mori, Teppei Imamura
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Patent number: 9726890Abstract: An image display device includes an image generating device, a light guide unit, and a light beam expanding device. The light guide unit includes a light guide plate, a first deflector, and a second deflector. The light beam expanding device expands a light beam incident from the image generating device along the Z direction and outputs the light beam to the light guide unit when the incident direction of light incident on the light guide plate is defined as the X direction and the propagation direction of light in the light guide plate is defined as the Y direction. The light beam expanding device is composed of a first reflective mirror on which light from the image generating device is incident and a second reflective mirror on which light from the first reflective mirror is incident and that outputs light to the light guide unit.Type: GrantFiled: July 13, 2015Date of Patent: August 8, 2017Assignee: Sony CorporationInventors: Katsuyuki Akutsu, Nobuaki Kuribara, Teppei Imamura
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Publication number: 20170017453Abstract: Improved image quality is achieved with a display device. A display panel includes a panel substrate and a film. In the display panel, multiple light emitting elements are provided on the panel substrate. In the display panel, the film is a film made of a material having a predetermined refractive index, and a thickness depending on a viewing angle and the refractive index, the viewing angle being an angle of a field of view where a substrate end distance from a light emitting element that is closest to an end of the panel substrate among the light emitting elements to the end and brightness of the light satisfy predetermined criteria.Type: ApplicationFiled: February 9, 2015Publication date: January 19, 2017Applicant: Sony CorporationInventors: Norifumi Hoshino, Toshiya Takagishi, Hiromasa Moru, Teppei Imamura
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Patent number: 9279980Abstract: Disclosed herein is an image display apparatus, including: a light source; and a scanning section adapted to scan a light beam emitted from the light source; the scanning section including (a) a first mirror, (b) a first light deflection section, (c) a second mirror, and (d) a second light deflection section; the second light deflection section including an external light receiving face; the second light deflection section having a plurality of translucent films provided in the inside thereof; the translucent films having a light reflectivity R2 at a wavelength of the light beam which satisfies: R2?k×{(P2/t2)×tan(?2)}1/2 where k is a constant higher 0 but lower than 1, P2 an array pitch of the translucent films, t2 a thickness of the second light deflection section, and ?2 an angle formed between the light emitting face and the translucent films.Type: GrantFiled: June 11, 2014Date of Patent: March 8, 2016Assignee: Sony CorporationInventors: Kazuya Hayashibe, Hiroshi Tanaka, Teppei Imamura
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Publication number: 20150362735Abstract: An image display device includes an image generating device, a light guide unit, and a light beam expanding device. The light guide unit includes a light guide plate, a first deflector, and a second deflector. The light beam expanding device expands a light beam incident from the image generating device along the Z direction and outputs the light beam to the light guide unit when the incident direction of light incident on the light guide plate is defined as the X direction and the propagation direction of light in the light guide plate is defined as the Y direction. The light beam expanding device is composed of a first reflective mirror on which light from the image generating device is incident and a second reflective mirror on which light from the first reflective mirror is incident and that outputs light to the light guide unit.Type: ApplicationFiled: July 13, 2015Publication date: December 17, 2015Applicant: Sony CorporationInventors: Katsuyuki Akutsu, Nobuaki Kuribara, Teppei Imamura
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Patent number: 9164221Abstract: An image display device includes an image generating device, a light guide unit, and a light beam expanding device. The light guide unit includes a light guide plate, a first deflector, and a second deflector. The light beam expanding device expands a light beam incident from the image generating device along the Z direction and outputs the light beam to the light guide unit when the incident direction of light incident on the light guide plate is defined as the X direction and the propagation direction of light in the light guide plate is defined as the Y direction. The light beam expanding device is composed of a first reflective mirror on which light from the image generating device is incident and a second reflective mirror on which light from the first reflective mirror is incident and that outputs light to the light guide unit.Type: GrantFiled: November 15, 2012Date of Patent: October 20, 2015Assignee: Sony CorporationInventors: Katsuyuki Akutsu, Nobuaki Kuribara, Teppei Imamura
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Publication number: 20140293390Abstract: Disclosed herein is an image display apparatus, including: a light source; and a scanning section adapted to scan a light beam emitted from the light source; the scanning section including (a) a first mirror, (b) a first light deflection section, (c) a second mirror, and (d) a second light deflection section; the second light deflection section including an external light receiving face; the second light deflection section having a plurality of translucent films provided in the inside thereof; the translucent films having a light reflectivity R2 at a wavelength of the light beam which satisfies: R2?k×{(P2/t2)×tan(?2)}1/2 where k is a constant higher 0 but lower than 1, P2 an array pitch of the translucent films, t2 a thickness of the second light deflection section, and ?2 an angle formed between the light emitting face and the translucent films.Type: ApplicationFiled: June 11, 2014Publication date: October 2, 2014Applicant: Sony CorporationInventors: Kazuya Hayashibe, Hiroshi Tanaka, Teppei Imamura
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Patent number: 8810481Abstract: Disclosed herein is an image display apparatus, including: a light source; and a scanning section adapted to scan a light beam emitted from the light source; the scanning section including (a) a first mirror, (b) a first light deflection section, (c) a second mirror, and (d) a second light deflection section; the second light deflection section including an external light receiving face; the second light deflection section having a plurality of translucent films provided in the inside thereof; the translucent films having a light reflectivity R2 at a wavelength of the light beam which satisfies: R2?k×{(P2/t2)×tan(?2)}1/2 where k is a constant higher 0 but lower than 1, P2 an array pitch of the translucent films, t2 a thickness of the second light deflection section, and ?2 an angle formed between the light emitting face and the translucent films.Type: GrantFiled: June 25, 2013Date of Patent: August 19, 2014Assignee: Sony CorporationInventors: Kazuya Hayashibe, Hiroshi Tanaka, Teppei Imamura
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Publication number: 20130286455Abstract: Disclosed herein is an image display apparatus, including: a light source; and a scanning section adapted to scan a light beam emitted from the light source; the scanning section including (a) a first mirror, (b) a first light deflection section, (c) a second mirror, and (d) a second light deflection section; the second light deflection section including an external light receiving face; the second light deflection section having a plurality of translucent films provided in the inside thereof; the translucent films having a light reflectivity R2 at a wavelength of the light beam which satisfies: R2?k×{(P2/t2)×tan(?2)}1/2 where k is a constant higher 0 but lower than 1, P2 an array pitch of the translucent films, t2 a thickness of the second light deflection section, and ?2 an angle formed between the light emitting face and the translucent films.Type: ApplicationFiled: June 25, 2013Publication date: October 31, 2013Applicant: Sony CorporationInventors: Kazuya Hayashibe, Hiroshi Tanaka, Teppei Imamura
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Patent number: 8552926Abstract: Disclosed herein is an image display apparatus, including: a light source; and a scanning section adapted to scan a light beam emitted from the light source; the scanning section including (a) a first mirror, (b) a first light deflection section, (c) a second mirror, and (d) a second light deflection section; the second light deflection section including an external light receiving face; the second light deflection section having a plurality of translucent films provided in the inside thereof; the translucent films having a light reflectivity R2 at a wavelength of the light beam which satisfies: R2?k ×{(P2/t2)×tan(?2)}1/2 where k is a constant higher 0 but lower than 1, P2 an array pitch of the translucent films, t2 a thickness of the second light deflection section, and ?2 an angle formed between the light emitting face and the translucent films.Type: GrantFiled: June 15, 2011Date of Patent: October 8, 2013Assignee: Sony CorporationInventors: Kazuya Hayashibe, Hiroshi Tanaka, Teppei Imamura
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Patent number: 8390933Abstract: Disclosed herein is an image display device including a light source and a scanner. The scanner includes (a) a first mirror on which a light beam emitted from the light source is incident, (b) a first light deflector on which the light beam output from the first mirror is incident and that outputs collimated light forming a first output angle depending on a first incident angle of the light beam in association with the pivoting of the first mirror, (c) a second mirror on which the collimated light output from the first light deflector is incident, and (d) a second light deflector on which the collimated light output from the second mirror is incident and that outputs collimated light forming a second output angle depending on a second incident angle of the collimated light in association with the pivoting of the second mirror.Type: GrantFiled: July 7, 2010Date of Patent: March 5, 2013Assignee: Sony CorporationInventors: Hiroshi Tanaka, Kazuya Hayashibe, Masanari Yamaguchi, Kunihiko Saruta, Keita Ishikawa, Teppei Imamura
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Publication number: 20110317233Abstract: Disclosed herein is an image display apparatus, including: a light source; and a scanning section adapted to scan a light beam emitted from the light source; the scanning section including (a) a first mirror, (b) a first light deflection section, (c) a second mirror, and (d) a second light deflection section; the second light deflection section including an external light receiving face; the second light deflection section having a plurality of translucent films provided in the inside thereof; the translucent films having a light reflectivity R2 at a wavelength of the light beam which satisfies: R2?k×{(P2/t2)×tan(?2)}1/2 where k is a constant higher 0 but lower than 1, P2 an array pitch of the translucent films, t2 a thickness of the second light deflection section, and ?2 an angle formed between the light emitting face and the translucent films.Type: ApplicationFiled: June 15, 2011Publication date: December 29, 2011Applicant: Sony CorporationInventors: Kazuya Hayashibe, Hiroshi Tanaka, Teppei Imamura
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Publication number: 20110013245Abstract: Disclosed herein is an image display device including a light source and a scanner. The scanner includes (a) a first mirror on which a light beam emitted from the light source is incident, (b) a first light deflector on which the light beam output from the first mirror is incident and that outputs collimated light forming a first output angle depending on a first incident angle of the light beam in association with the pivoting of the first mirror, (c) a second mirror on which the collimated light output from the first light deflector is incident, and (d) a second light deflector on which the collimated light output from the second mirror is incident and that outputs collimated light forming a second output angle depending on a second incident angle of the collimated light in association with the pivoting of the second mirror.Type: ApplicationFiled: July 7, 2010Publication date: January 20, 2011Applicant: Sony CorporationInventors: Hiroshi Tanaka, Kazuya Hayashibe, Masanari Yamaguchi, Kunihiko Saruta, Keita Ishikawa, Teppei Imamura