Patents by Inventor Hiroaki Ishiwata
Hiroaki Ishiwata 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: 20250006768Abstract: A light-receiving device of an embodiment of the disclosure includes: a semiconductor substrate including a light-receiving region with light-receiving elements arranged two-dimensionally in matrix, and a peripheral region provided therearound; a first first electrically-conductive region provided at an interface of a first surface of the semiconductor substrate for each element and coupled to a first electrode, in the light-receiving region; a second first electrically-conductive region provided around the first first region provided for each element and coupled to a second electrode, at the interface; a third first electrically-conductive region provided around the second first region provided for each element and having electrically floating state, at the interface; a fourth first electrically-conductive region provided at the interface around the light-receiving region and having electrically floating state, in the peripheral region; and a first second electrically-conductive region embeddedly formed in tType: ApplicationFiled: March 25, 2022Publication date: January 2, 2025Applicants: SONY SEMICONDUCTOR SOLUTIONS CORPORATION, RIKENInventors: Hiroaki ISHIWATA, Chihiro ARAI, Hikaru IWATA, Takaki HATSUI, Takahiro KAWAMURA, Kazunobu OTA
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Publication number: 20240313030Abstract: A first light-receiving element of an embodiment of the disclosure includes: a semiconductor substrate including a photoelectric conversion region; a first first electrically-conductive region provided at a first surface interface of the semiconductor substrate and coupled to a first electrode; a second first electrically-conductive region provided around the first first electrically-conductive region and coupled to a second electrode, at the first surface interface; a third first electrically-conductive region in an electrically floating state provided around the second first electrically-conductive region, at the first surface interface; a first second electrically-conductive region having a different electrically-conductive type between the first first electrically-conductive region and the second first electrically-conductive region, at the first surface interface; and a fourth first electrically-conductive region provided at least between the first first electrically conductive region and the first seconType: ApplicationFiled: March 25, 2022Publication date: September 19, 2024Applicants: SONY SEMICONDUCTOR SOLUTIONS CORPORATION, RIKENInventors: Takahiro KAWAMURA, Hiroki TOJINBARA, Takaki HATSUI, Shinichi YOSHIDA, Keiichi NAKAZAWA, Hikaru IWATA, Kazunobu OTA, Takuya MARUYAMA, Hiroaki ISHIWATA, Chihiro ARAI, Atsuhiro ANDO, Toru SHIRAKATA, Hisahiro ANSAI, Satoe MIYATA, Ryu KAMIBABA, Yusuke UESAKA, Yukari TAKEYA
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Publication number: 20240234455Abstract: A solid-state imaging device includes a semiconductor substrate; and a pixel unit having a plurality of pixels on the semiconductor substrate, wherein the pixel unit includes first pixel groups having two or more pixels and second pixel groups being different from the first pixel groups, wherein a portion of the pixels in the first pixel groups and a portion of the pixels in the second pixel groups share a floating diffusion element.Type: ApplicationFiled: December 29, 2023Publication date: July 11, 2024Applicant: Sony Semiconductor Solutions CorporationInventors: Hiroaki Ishiwata, Sanghoon Ha
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Patent number: 11984462Abstract: The present disclosure relates to an image pickup device and an electronic apparatus that enable warping of a substrate to be suppressed. A first structural body including a pixel array unit is layered with a second structural body including an input/output circuit unit and outputting a pixel signal output from the pixel to the outside of the device, and a signal processing circuit; and a signal output external terminal and a signal input external terminal are arranged below the pixel array unit, the signal output external terminal being connected to the outside via a first through-via penetrating through a semiconductor substrate in the second structural body, the signal input external terminal being connected to the outside via a second through-via connected to an input circuit unit and penetrating through the semiconductor substrate. The present disclosure can be applied to, for example, the image pickup device, and the like.Type: GrantFiled: November 7, 2022Date of Patent: May 14, 2024Assignee: Sony Group CorporationInventors: Hiroaki Ishiwata, Harumi Tanaka, Atsuhiro Ando
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Publication number: 20240136377Abstract: A solid-state imaging device includes a semiconductor substrate; and a pixel unit having a plurality of pixels on the semiconductor substrate, wherein the pixel unit includes first pixel groups having two or more pixels and second pixel groups being different from the first pixel groups, wherein a portion of the pixels in the first pixel groups and a portion of the pixels in the second pixel groups share a floating diffusion element.Type: ApplicationFiled: December 29, 2023Publication date: April 25, 2024Applicant: Sony Semiconductor Solutions CorporationInventors: Hiroaki Ishiwata, Sanghoon Ha
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Patent number: 11888005Abstract: A solid-state imaging device includes a semiconductor substrate; and a pixel unit having a plurality of pixels on the semiconductor substrate, wherein the pixel unit includes first pixel groups having two or more pixels and second pixel groups being different from the first pixel groups, wherein a portion of the pixels in the first pixel groups and a portion of the pixels in the second pixel groups share a floating diffusion element.Type: GrantFiled: March 10, 2023Date of Patent: January 30, 2024Assignee: Sony Semiconductor Solutions CorporationInventors: Hiroaki Ishiwata, Sanghoon Ha
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Publication number: 20230207591Abstract: A solid-state imaging device includes a semiconductor substrate; and a pixel unit having a plurality of pixels on the semiconductor substrate, wherein the pixel unit includes first pixel groups having two or more pixels and second pixel groups being different from the first pixel groups, wherein a portion of the pixels in the first pixel groups and a portion of the pixels in the second pixel groups share a floating diffusion element.Type: ApplicationFiled: March 10, 2023Publication date: June 29, 2023Applicant: Sony Semiconductor Solutions CorporationInventors: Hiroaki Ishiwata, Sanghoon Ha
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Patent number: 11671721Abstract: A solid-state imaging device including an imaging area where a plurality of unit pixels are disposed to capture a color image, wherein each of the unit pixels includes: a plurality of photoelectric conversion portions; a plurality of transfer gates, each of which is disposed in each of the photoelectric conversion portions to transfer signal charges from the photoelectric conversion portion; and a floating diffusion to which the signal charges are transferred from the plurality of the photoelectric conversion portions by the plurality of the transfer gates, wherein the plurality of the photoelectric conversion portions receive light of the same color to generate the signal charges, and wherein the signal charges transferred from the plurality of the photoelectric conversion portions to the floating diffusion are added to be output as an electrical signal.Type: GrantFiled: March 10, 2021Date of Patent: June 6, 2023Assignee: SONY SEMICONDUCTOR SOLUTIONS CORPORATIONInventor: Hiroaki Ishiwata
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Patent number: 11605660Abstract: A solid-state imaging device includes a semiconductor substrate; and a pixel unit having a plurality of pixels on the semiconductor substrate, wherein the pixel unit includes first pixel groups having two or more pixels and second pixel groups being different from the first pixel groups, wherein a portion of the pixels in the first pixel groups and a portion of the pixels in the second pixel groups share a floating diffusion element.Type: GrantFiled: December 13, 2021Date of Patent: March 14, 2023Assignee: Sony Semiconductor Solutions CorporationInventors: Hiroaki Ishiwata, Sanghoon Ha
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Publication number: 20230068256Abstract: The present disclosure relates to an image pickup device and an electronic apparatus that enable warping of a substrate to be suppressed. A first structural body including a pixel array unit is layered with a second structural body including an input/output circuit unit and outputting a pixel signal output from the pixel to the outside of the device, and a signal processing circuit; and a signal output external terminal and a signal input external terminal are arranged below the pixel array unit, the signal output external terminal being connected to the outside via a first through-via penetrating through a semiconductor substrate in the second structural body, the signal input external terminal being connected to the outside via a second through-via connected to an input circuit unit and penetrating through the semiconductor substrate. The present disclosure can be applied to, for example, the image pickup device, and the like.Type: ApplicationFiled: November 7, 2022Publication date: March 2, 2023Applicant: SONY GROUP CORPORATIONInventors: Hiroaki ISHIWATA, Harumi TANAKA, Atsuhiro ANDO
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Patent number: 11532651Abstract: The present disclosure relates to an image pickup device and an electronic apparatus that enable warping of a substrate to be suppressed. A first structural body including a pixel array unit is layered with second structural body including an input/output circuit unit and outputting a pixel signal output from the pixel to the outside of the device, and a signal processing circuit; and a signal output external terminal and a signal input external terminal are arranged below the pixel array unit, the signal output external terminal being connected to the outside via a first through-via penetrating through a semiconductor substrate in the second structural body, the signal input external terminal being connected to the outside via a second through-via connected to an input circuit unit and penetrating through the semiconductor substrate.Type: GrantFiled: May 5, 2021Date of Patent: December 20, 2022Assignee: SONY GROUP CORPORATIONInventors: Hiroaki Ishiwata, Harumi Tanaka, Atsuhiro Ando
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Patent number: 11343452Abstract: A solid-state imaging device includes a pixel array unit in which a plurality of imaging pixels configured to generate an image, and a plurality of phase difference detection pixels configured to perform phase difference detection are arranged, each of the plurality of phase difference detection pixels including a plurality of photoelectric conversion units, a plurality of floating diffusions configured to convert charges stored in the plurality of photoelectric conversion units into voltage, and a plurality of amplification transistors configured to amplify the converted voltage in the plurality of floating diffusions.Type: GrantFiled: July 10, 2020Date of Patent: May 24, 2022Assignee: SONY CORPORATIONInventors: Hiroaki Ishiwata, Hideo Kido, Norihiro Kubo, Tetsuya Uchida
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Patent number: 11343451Abstract: A solid-state imaging device includes a pixel array unit in which a plurality of imaging pixels configured to generate an image, and a plurality of phase difference detection pixels configured to perform phase difference detection are arranged, each of the plurality of phase difference detection pixels including a plurality of photoelectric conversion units, a plurality of floating diffusions configured to convert charges stored in the plurality of photoelectric conversion units into voltage, and a plurality of amplification transistors configured to amplify the converted voltage in the plurality of floating diffusions.Type: GrantFiled: April 15, 2020Date of Patent: May 24, 2022Assignee: SONY CORPORATIONInventors: Hiroaki Ishiwata, Hideo Kido, Norihiro Kubo, Tetsuya Uchida
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Publication number: 20220102408Abstract: A solid-state imaging device includes a semiconductor substrate; and a pixel unit having a plurality of pixels on the semiconductor substrate, wherein the pixel unit includes first pixel groups having two or more pixels and second pixel groups being different from the first pixel groups, wherein a portion of the pixels in the first pixel groups and a portion of the pixels in the second pixel groups share a floating diffusion element.Type: ApplicationFiled: December 13, 2021Publication date: March 31, 2022Applicant: Sony Semiconductor Solutions CorporationInventors: Hiroaki Ishiwata, Sanghoon Ha
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Patent number: 11233083Abstract: A solid-state imaging device includes a semiconductor substrate; and a pixel unit having a plurality of pixels on the semiconductor substrate, wherein the pixel unit includes first pixel groups having two or more pixels and second pixel groups being different from the first pixel groups, wherein a portion of the pixels in the first pixel groups and a portion of the pixels in the second pixel groups share a floating diffusion element.Type: GrantFiled: December 7, 2020Date of Patent: January 25, 2022Assignee: Sony Semiconductor Solutions CorporationInventors: Hiroaki Ishiwata, Sanghoon Ha
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Publication number: 20210257397Abstract: The present disclosure relates to an image pickup device and an electronic apparatus that enable warping of a substrate to be suppressed. A first structural body including a pixel array unit is layered with second structural body including an input/output circuit unit and outputting a pixel signal output from the pixel to the outside of the device, and a signal processing circuit; and a signal output external terminal and a signal input external terminal are arranged below the pixel array unit, the signal output external terminal being connected to the outside via a first through-via penetrating through a semiconductor substrate in the second structural body, the signal input external terminal being connected to the outside via a second through-via connected to an input circuit unit and penetrating through the semiconductor substrate.Type: ApplicationFiled: May 5, 2021Publication date: August 19, 2021Applicant: SONY GROUP CORPORATIONInventors: Hiroaki ISHIWATA, Harumi TANAKA, Atsuhiro ANDO
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Publication number: 20210195127Abstract: A solid-state imaging device including an imaging area where a plurality of unit pixels are disposed to capture a color image, wherein each of the unit pixels includes: a plurality of photoelectric conversion portions; a plurality of transfer gates, each of which is disposed in each of the photoelectric conversion portions to transfer signal charges from the photoelectric conversion portion; and a floating diffusion to which the signal charges are transferred from the plurality of the photoelectric conversion portions by the plurality of the transfer gates, wherein the plurality of the photoelectric conversion portions receive light of the same color to generate the signal charges, and wherein the signal charges transferred from the plurality of the photoelectric conversion portions to the floating diffusion are added to be output as an electrical signal.Type: ApplicationFiled: March 10, 2021Publication date: June 24, 2021Applicant: Sony Semiconductor Solutions CorporationInventor: Hiroaki Ishiwata
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Patent number: 11031420Abstract: The present disclosure relates to an image pickup device and an electronic apparatus that enable warping of a substrate to be suppressed. A first structural body including a pixel array unit is layered with a second structural body including an input/output circuit unit and outputting a pixel signal output from the pixel to the outside of the device, and a signal processing circuit; and a signal output external terminal and a signal input external terminal are arranged below the pixel array unit, the signal output external terminal being connected to the outside via a first through-via penetrating through a semiconductor substrate in the second structural body, the signal input external terminal being connected to the outside via a second through-via connected to an input circuit unit and penetrating through the semiconductor substrate.Type: GrantFiled: November 19, 2019Date of Patent: June 8, 2021Assignee: SONY CORPORATIONInventors: Hiroaki Ishiwata, Harumi Tanaka, Atsuhiro Ando
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Patent number: 11012651Abstract: The present technology relates to a solid-state imaging device and an electronic apparatus that realize a high frame rate image capture without deteriorating an image quality. A floating diffusion holds a charge accumulated on one or more photoelectric conversion units. A plurality of amplification transistors read out a signal corresponding to the charge held by the floating diffusion. The signal read out by the amplification transistor is output to a vertical signal line. The plurality of amplification transistors are connected in parallel. The present technology is applicable to a CMOS image sensor, for example.Type: GrantFiled: November 1, 2019Date of Patent: May 18, 2021Assignee: SONY CORPORATIONInventor: Hiroaki Ishiwata
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Patent number: 10978506Abstract: A solid-state imaging device including an imaging area where a plurality of unit pixels are disposed to capture a color image, wherein each of the unit pixels includes: a plurality of photoelectric conversion portions; a plurality of transfer gates, each of which is disposed in each of the photoelectric conversion portions to transfer signal charges from the photoelectric conversion portion; and a floating diffusion to which the signal charges are transferred from the plurality of the photoelectric conversion portions by the plurality of the transfer gates, wherein the plurality of the photoelectric conversion portions receive light of the same color to generate the signal charges, and wherein the signal charges transferred from the plurality of the photoelectric conversion portions to the floating diffusion are added to be output as an electrical signal.Type: GrantFiled: January 31, 2020Date of Patent: April 13, 2021Assignee: SONY SEMICONDUCTOR SOLUTIONS CORPORATIONInventor: Hiroaki Ishiwata