Patents by Inventor Yoichi Otsuka
Yoichi Otsuka 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: 8610807Abstract: A solid-state imaging device includes a photoelectric transformation portion and a micro lens, the micro lens has a first refractive index layer which is a first refractive index and a second refractive index layer which is a second refractive index different from the first refractive index, wherein the micro lens is configured so that a vertical cross section, which is a surface perpendicular to the capturing surface, has a rectangular shape, wherein each of the first refractive index layer and the second refractive index layer are arranged adjacent to each other in a direction along the capturing surface, and an interface between the first refractive index layer and the second refractive index layer in the vertical cross section is formed so as to follow a direction perpendicular to the capturing surface.Type: GrantFiled: October 18, 2010Date of Patent: December 17, 2013Assignee: Sony CorporationInventors: Yasunori Koshino, Atsushi Toda, Yoichi Otsuka
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Publication number: 20130327927Abstract: A solid-state imaging device includes a light sensing portion which is formed on a substrate and generates a signal electric charge according to incident light; a rectangular or gradient-index on-chip micro lens formed on a light incident side above the light sensing portion; and a planarized lens layer which covers the on-chip micro lens and is formed in such a manner that a light incident surface is planarized.Type: ApplicationFiled: August 12, 2013Publication date: December 12, 2013Applicant: Sony CorporationInventors: Hiromi Wano, Atsushi Toda, Yoichi Otsuka, Atsushi Yamamoto
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Patent number: 8530814Abstract: A solid-state imaging device includes a light sensing portion which is formed on a substrate and generates a signal electric charge according to incident light; a rectangular or gradient-index on-chip micro lens formed on a light incident side above the light sensing portion; and a planarized lens layer which covers the on-chip micro lens and is formed in such a manner that a light incident surface is planarized.Type: GrantFiled: March 22, 2010Date of Patent: September 10, 2013Assignee: Sony CorporationInventors: Hiromi Wano, Atsushi Toda, Yoichi Otsuka, Atsushi Yamamoto
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Patent number: 8410569Abstract: A solid-state imaging device includes a first substrate including a light-sensing portion configured to perform photoelectric conversion of incident light and a wiring portion provided on a light-incident side; an optically transparent second substrate provided on a wiring portion side of the first substrate at a certain distance; a through-hole provided in the first substrate; a through-via provided in the through-hole; a front-surface-side electrode connected to the through-via and provided on a front surface of the first substrate; a back-surface-side electrode connected to the through-via and provided on a back surface of the first substrate; and a stopper electrode provided on the front-surface-side electrode and filling a space between the front-surface-side electrode and the second substrate.Type: GrantFiled: July 23, 2010Date of Patent: April 2, 2013Assignee: Sony CorporationInventors: Ikuo Yoshihara, Masaya Nagata, Naoto Sasaki, Taku Umebayashi, Hiroshi Takahashi, Yoichi Otsuka, Isaya Kitamura, Tokihisa Kaneguchi, Keishi Inoue, Toshihiko Hayashi, Hiroyasu Matsugai, Mayoshi Aonuma, Hiroshi Yoshioka
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Patent number: 8395699Abstract: A method for manufacturing a solid-state imaging device, in which a photoelectric conversion portion to receive light with a light-receiving surface and generate a signal charge is disposed in a substrate, includes the steps of forming a metal light-shield layer above the substrate and in a region other than a region corresponding to the light-receiving surface, forming a light-reflection layer above the metal light-shield layer, and forming a photoresist pattern layer from a negative type photoresist film formed above the light-reflection layer, by conducting an exposing treatment and a developing treatment, wherein in the forming of the light-reflection layer, the light-reflection layer includes a shape corresponding to a pattern shape of the photoresist pattern layer, and the light-reflection layer is formed in such a way as to reflect exposure light to the photoresist film in conduction of the exposing treatment in the forming of the photoresist pattern layer.Type: GrantFiled: February 2, 2010Date of Patent: March 12, 2013Assignee: Sony CorporationInventors: Kazushi Wada, Yoichi Otsuka
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Patent number: 8373786Abstract: A solid-state imaging device has: an imaging region in which a plurality of pixels each having a photoelectric conversion element are arranged, and a color filter. The color filter includes: filter components of a first color (2G), filter components of a second color (2R) formed by self-alignment and each being surrounded by the filter components of the first color (2G), and filter components of a third color (2B) formed by self-alignment and each being surrounded by the filter components of the first color (2G).Type: GrantFiled: May 1, 2009Date of Patent: February 12, 2013Assignee: Sony CorporationInventors: Yoichi Otsuka, Yoshiyuki Enomoto, Kazunori Nagahata, Tadayuki Kimura, Toshihiko Hayashi, Kenichi Aoyagi, Kiyotaka Tabuchi, Iwao Sugiura, Kensaku Maeda
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Patent number: 8372785Abstract: A method for immobilizing a self-organizing material or fine particles on a substrate, and a substrate whereupon the self-organizing material or the fine particles are immobilized. More specifically, the method for immobilizing the fine particles including a nucleic acid (for instance, DNA or RNA) or a metal oxide on the substrate, and the substrate whereupon the nucleic acid (for example, DNA or RNA) or the metal oxide is immobilized.Type: GrantFiled: September 23, 2010Date of Patent: February 12, 2013Assignee: Japan Science and Technology AgencyInventors: Tomoji Kawai, Hitoshi Tabata, Yoichi Otsuka, Fumihiko Yamada, Takuya Matsumoto
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Patent number: 8349978Abstract: The invention provides a block polymer capable of being used as a molecular wire facilitating injection of carriers between itself and an electrode, and a device in which electrodes are bridged by one molecule. The block polymer has a main chain composed of polyacetylene having a spiral structure, and includes a coating insulating block and a conductive block. The coating insulating block has a polyacetylene unit structure having alkyl chains at its side chains through functional groups, the alkyl chains being arranged in a direction parallel to the major axis of the main chain. The conductive block has a polyacetylene unit structure having hydrogen atoms at its side chains through functional groups, the hydrogen atoms being arranged in a direction parallel to the major axis of the main chain. The device has the above-mentioned block polymer, and two or more electrodes.Type: GrantFiled: July 23, 2010Date of Patent: January 8, 2013Assignee: Canon Kabushiki KaishaInventors: Takeyuki Sone, Otto Albrecht, Koji Yano, Sotomitsu Ikeda, Yoichi Otsuka
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Publication number: 20120147208Abstract: A solid-state imaging device includes a light blocking layer formed in an active pixel region of a pixel region on a light incident side so as to surround a photoelectric conversion unit of each pixel and formed in an extending manner to an optical black region, a concave portion formed so as to be surrounded by the light blocking layer in a region corresponding to the photoelectric conversion unit, a first refractive index layer formed on surfaces of the light blocking layer and the concave portion and having a relatively low refractive index, a second refractive index layer formed on the first refractive index layer so as to be buried in the concave portion and having a relatively high refractive index, and an anti-flare layer formed on the first refractive index layer in the optical black region.Type: ApplicationFiled: October 19, 2011Publication date: June 14, 2012Applicant: Sony CorporationInventors: Yoichi Otsuka, Akiko Ogino
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Publication number: 20120086093Abstract: A solid-state imaging device includes a plurality of pixels formed on a semiconductor substrate and include a photoelectric conversion unit; a color filter on the pixels; an on-chip microlens made of an organic film on the color filter, corresponding to each of the pixels; a first inorganic film formed on a surface of the on-chip microlens and having a higher refraction index than the on-chip microlens; and a second inorganic film formed on a surface of the first inorganic film and having a lower refraction index than the on-chip microlens and the first inorganic film, in which at least the second inorganic film includes a non-lens area at an interface of an adjacent second inorganic film.Type: ApplicationFiled: September 29, 2011Publication date: April 12, 2012Applicant: SONY CORPORATIONInventors: Yoichi Otsuka, Akiko Ogino, Kiyotaka Tabuchi, Takamasa Tanikuni
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Publication number: 20110096210Abstract: A solid-state imaging device includes a photoelectric transformation portion and a micro lens, the micro lens has a first refractive index layer which is a first refractive index and a second refractive index layer which is a second refractive index different from the first refractive index, wherein the micro lens is configured so that a vertical cross section, which is a surface perpendicular to the capturing surface, has a rectangular shape, wherein each of the first refractive index layer and the second refractive index layer are arranged adjacent to each other in a direction along the capturing surface, and an interface between the first refractive index layer and the second refractive index layer in the vertical cross section is formed so as to follow a direction perpendicular to the capturing surface.Type: ApplicationFiled: October 18, 2010Publication date: April 28, 2011Applicant: SONY CORPORATIONInventors: Yasunori Koshino, Atsushi Toda, Yoichi Otsuka
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Publication number: 20110073751Abstract: A solid-state imaging device includes: multiple micro lenses, which are disposed in each of a first direction and a second direction orthogonal to the first direction, focus the incident light into the light-receiving surface; with the multiple micro lenses of which the planar shape is a shape including a portion divided by a side extending in the first direction and a side extending in the second direction being disposed arrayed mutually adjacent to each of the first direction and the second direction; and with the multiple micro lenses being formed so that the depth of a groove between micro lenses arrayed in a third direction is deeper than the depth of a groove between micro lenses arrayed in the first direction, and also the curvature of the lens surface in the third direction is higher than the curvature of the lens surface in the first direction.Type: ApplicationFiled: September 21, 2010Publication date: March 31, 2011Applicant: SONY CORPORATIONInventors: Akiko Ogino, Yoichi Otsuka
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Publication number: 20110024858Abstract: A solid-state imaging device includes a first substrate including a light-sensing portion configured to perform photoelectric conversion of incident light and a wiring portion provided on a light-incident side; an optically transparent second substrate provided on a wiring portion side of the first substrate at a certain distance; a through-hole provided in the first substrate; a through-via provided in the through-hole; a front-surface-side electrode connected to the through-via and provided on a front surface of the first substrate; a back-surface-side electrode connected to the through-via and provided on a back surface of the first substrate; and a stopper electrode provided on the front-surface-side electrode and filling a space between the front-surface-side electrode and the second substrate.Type: ApplicationFiled: July 23, 2010Publication date: February 3, 2011Applicant: SONY CORPORATIONInventors: Ikuo Yoshihara, Masaya Nagata, Naoto Sasaki, Taku Umebayashi, Hiroshi Takahashi, Yoichi Otsuka, Isaya Kitamura, Tokihisa Kaneguchi, Keishi Inoue, Toshihiko Hayashi, Hiroyasu Matsugai, Masayoshi Aonuma, Hiroshi Yoshioka
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Publication number: 20110021381Abstract: A method for immobilizing a self-organizing material or fine particles on a substrate, and a substrate whereupon the self-organizing material or the fine particles are immobilized. More specifically, the method for immobilizing the fine particles including a nucleic acid (for instance, DNA or RNA) or a metal oxide on the substrate, and the substrate whereupon the nucleic acid (for example, DNA or RNA) or the metal oxide is immobilized.Type: ApplicationFiled: September 23, 2010Publication date: January 27, 2011Inventors: Tomoji Kawai, Hitoshi Tabata, Yoichi Otsuka, Fumihiko Yamada, Takuya Matsumoto
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Publication number: 20100286335Abstract: The invention provides a block polymer capable of being used as a molecular wire facilitating injection of carriers between itself and an electrode, and a device in which electrodes are bridged by one molecule. The block polymer has a main chain composed of polyacetylene having a spiral structure, and includes a coating insulating block and a conductive block. The coating insulating block has a polyacetylene unit structure having alkyl chains at its side chains through functional groups, the alkyl chains being arranged in a direction parallel to the major axis of the main chain. The conductive block has a polyacetylene unit structure having hydrogen atoms at its side chains through functional groups, the hydrogen atoms being arranged in a direction parallel to the major axis of the main chain. The device has the above-mentioned block polymer, and two or more electrodes.Type: ApplicationFiled: July 23, 2010Publication date: November 11, 2010Applicant: CANON KABUSHIKI KAISHAInventors: Takeyuki Sone, Otto Albrecht, Koji Yano, Sotomitsu Ikeda, Yoichi Otsuka
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Patent number: 7829546Abstract: A method for immobilizing a self-organizing material or fine particles on a substrate, and a substrate whereupon the self-organizing material or the fine particles are immobilized. More specifically, the method for immobilizing the fine particles including a nucleic acid (for instance, DNA or RNA) or a metal oxide on the substrate, and the substrate whereupon the nucleic acid (for example, DNA or RNA) or the metal oxide is immobilized.Type: GrantFiled: June 26, 2007Date of Patent: November 9, 2010Assignee: Japan Science and Technology AgencyInventors: Tomoji Kawai, Hitoshi Tabata, Yoichi Otsuka, Fumihiko Yamada, Takuya Matsumoto
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Publication number: 20100243869Abstract: A solid-state imaging device includes a light sensing portion which is formed on a substrate and generates a signal electric charge according to incident light; a rectangular or gradient-index on-chip micro lens formed on a light incident side above the light sensing portion; and a planarized lens layer which covers the on-chip micro lens and is formed in such a manner that a light incident surface is planarized.Type: ApplicationFiled: March 22, 2010Publication date: September 30, 2010Applicant: SONY CORPORATIONInventors: Hiromi Wano, Atsushi Toda, Yoichi Otsuka, Atsushi Yamamoto
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Patent number: 7786235Abstract: The invention provides a block polymer capable of being used as a molecular wire facilitating injection of carriers between itself and an electrode, and a device in which electrodes are bridged by one molecule. The block polymer has a main chain composed of polyacetylene having a spiral structure, and includes a coating insulating block and a conductive block. The coating insulating block has a polyacetylene unit structure having alkyl chains at its side chains through functional groups, the alkyl chains being arranged in a direction parallel to the major axis of the main chain. The conductive block has a polyacetylene unit structure having hydrogen atoms at its side chains through functional groups, the hydrogen atoms being arranged in a direction parallel to the major axis of the main chain. The device has the above-mentioned block polymer, and two or more electrodes.Type: GrantFiled: February 23, 2009Date of Patent: August 31, 2010Assignee: Canon Kabushiki KaishaInventors: Takeyuki Sone, Otto Albrecht, Koji Yano, Sotomitsu Ikeda, Yoichi Otsuka
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Publication number: 20100201855Abstract: A method for manufacturing a solid-state imaging device, in which a photoelectric conversion portion to receive light with a light-receiving surface and generate a signal charge is disposed in a substrate, includes the steps of forming a metal light-shield layer above the substrate and in a region other than a region corresponding to the light-receiving surface, forming a light-reflection layer above the metal light-shield layer, and forming a photoresist pattern layer from a negative type photoresist film formed above the light-reflection layer, by conducting an exposing treatment and a developing treatment, wherein in the forming of the light-reflection layer, the light-reflection layer includes a shape corresponding to a pattern shape of the photoresist pattern layer, and the light-reflection layer is formed in such a way as to reflect exposure light to the photoresist film in conduction of the exposing treatment in the forming of the photoresist pattern layer.Type: ApplicationFiled: February 2, 2010Publication date: August 12, 2010Applicant: SONY CORPORATIONInventors: Kazushi Wada, Yoichi Otsuka
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Publication number: 20090303359Abstract: A solid-state imaging device has: an imaging region in which a plurality of pixels each having a photoelectric conversion element are arranged, and a color filter. The color filter includes: filter components of a first color (2G), filter components of a second color (2R) formed by self-alignment and each being surrounded by the filter components of the first color (2G), and filter components of a third color (2B) formed by self-alignment and each being surrounded by the filter components of the first color (2G).Type: ApplicationFiled: May 1, 2009Publication date: December 10, 2009Applicant: Sony CorporationInventors: Yoichi OTSUKA, Yoshiyuki ENOMOTO, Kazunori NAGAHATA, Tadayuki KIMURA, Toshihiko HAYASHI, Kenichi AOYAGI, Kiyotaka TABUCHI, Iwao SUGIURA, Kensaku MAEDA