Patents by Inventor Yukio Tagawa
Yukio Tagawa 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: 12200379Abstract: There is provided an imaging device, comprising differential amplifier circuitry comprising a first amplification transistor and a second amplification transistor; and a plurality of pixels including a first pixel and a second pixel, wherein the first pixel includes a first photoelectric converter, a first reset transistor, and the first amplification transistor, and wherein the second pixel includes a second photoelectric converter, a second reset transistor, and the second amplification transistor, wherein the first reset transistor is coupled to a first reset voltage, and wherein the second reset transistor is coupled to a second reset voltage different than the first reset voltage.Type: GrantFiled: October 3, 2022Date of Patent: January 14, 2025Assignee: Sony Semiconductor Solutions CorporationInventors: Yusuke Oike, Mamoru Sato, Yukio Tagawa
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Publication number: 20240321927Abstract: There is provided an imaging device including: a first semiconductor substrate having a first region that includes a photoelectric conversion section and a via portion, a second region adjacent to the first region, a connection portion disposed at the second region, and a second semiconductor substrate, wherein the connection portion electrically couples the first semiconductor substrate to the second semiconductor substrate in a stacked configuration, and wherein a width of the connection portion is greater than a width of the via portion.Type: ApplicationFiled: May 31, 2024Publication date: September 26, 2024Applicant: SONY GROUP CORPORATIONInventors: Satoru WAKIYAMA, Yukio TAGAWA
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Publication number: 20230031389Abstract: There is provided an imaging device, comprising differential amplifier circuitry comprising a first amplification transistor and a second amplification transistor; and a plurality of pixels including a first pixel and a second pixel, wherein the first pixel includes a first photoelectric converter, a first reset transistor, and the first amplification transistor, and wherein the second pixel includes a second photoelectric converter, a second reset transistor, and the second amplification transistor, wherein the first reset transistor is coupled to a first reset voltage, and wherein the second reset transistor is coupled to a second reset voltage different than the first reset voltage.Type: ApplicationFiled: October 3, 2022Publication date: February 2, 2023Applicant: Sony Semiconductor Solutions CorporationInventors: Yusuke Oike, Mamoru Sato, Yukio Tagawa
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Publication number: 20230015360Abstract: There is provided an imaging device including: a first semiconductor substrate having a first region that includes a photoelectric conversion section and a via portion, a second region adjacent to the first region, a connection portion disposed at the second region, and a second semiconductor substrate, wherein the connection portion electrically couples the first semiconductor substrate to the second semiconductor substrate in a stacked configuration, and wherein a width of the connection portion is greater than a width of the via portion.Type: ApplicationFiled: September 23, 2022Publication date: January 19, 2023Applicant: SONY GROUP CORPORATIONInventors: Satoru WAKIYAMA, Yukio TAGAWA
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Patent number: 11516417Abstract: There is provided an imaging device, comprising differential amplifier circuitry comprising a first amplification transistor and a second amplification transistor; and a plurality of pixels including a first pixel and a second pixel, wherein the first pixel includes a first photoelectric converter, a first reset transistor, and the first amplification transistor, and wherein the second pixel includes a second photoelectric converter, a second reset transistor, and the second amplification transistor, wherein the first reset transistor is coupled to a first reset voltage, and wherein the second reset transistor is coupled to a second reset voltage different than the first reset voltage.Type: GrantFiled: March 28, 2018Date of Patent: November 29, 2022Assignee: Sony Semiconductor Solutions CorporationInventors: Yusuke Oike, Mamoru Sato, Yukio Tagawa
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Patent number: 11252367Abstract: To increase a readout speed of a pixel signal in a non-differential mode in a solid-state image sensor that performs differential amplification in a differential mode and does not perform differential amplification in the non-differential mode. A connection control unit sequentially performs control of connecting a first pixel connected to a first signal line to a reset power supply via a third signal line and control of connecting a second pixel connected to a second signal line to the reset power supply via a fourth signal line in a differential mode, and performs control of connecting a third pixel to the third signal line and control of connecting the fourth pixel to the fourth signal line in a non-differential mode.Type: GrantFiled: June 12, 2018Date of Patent: February 15, 2022Assignee: SONY SEMICONDUCTOR SOLUTIONS CORPORATIONInventors: Yukio Tagawa, Mamoru Sato
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Publication number: 20200382735Abstract: To increase a readout speed of a pixel signal in a non-differential mode in a solid-state image sensor that performs differential amplification in a differential mode and does not perform differential amplification in the non-differential mode. A connection control unit sequentially performs control of connecting a first pixel connected to a first signal line to a reset power supply via a third signal line and control of connecting a second pixel connected to a second signal line to the reset power supply via a fourth signal line in a differential mode, and performs control of connecting a third pixel to the third signal line and control of connecting the fourth pixel to the fourth signal line in a non-differential mode.Type: ApplicationFiled: June 12, 2018Publication date: December 3, 2020Inventors: YUKIO TAGAWA, MAMORU SATO
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Publication number: 20200105808Abstract: An imaging device is provided includes a plurality of pixels (200-1). A pixel (200-1) of the plurality of pixels includes: a first wiring coupled to a floating diffusion (221); a second wiring opposed to the first wiring such that a wiring capacitance (Cfd-vsl) is formed; a pixel amplifier (214) with a feedback capacitance that is based on the wiring capacitance; and a vertical signal line (22) arranged to output a signal from the floating diffusion. The wiring capacitance is formed between the floating diffusion and the vertical signal line.Type: ApplicationFiled: April 2, 2018Publication date: April 2, 2020Applicant: Sony Semiconductor Solutions CorporationInventors: Yukio Tagawa, Koji Yoshikawa, Yuhi Yorikado, Koichi Baba
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Publication number: 20200106975Abstract: There is provided an imaging device, comprising differential amplifier circuitry comprising a first amplification transistor and a second amplification transistor; and a plurality of pixels including a first pixel and a second pixel, wherein the first pixel includes a first photoelectric converter, a first reset transistor, and the first amplification transistor, and wherein the second pixel includes a second photoelectric converter, a second reset transistor, and the second amplification transistor, wherein the first reset transistor is coupled to a first reset voltage, and wherein the second reset transistor is coupled to a second reset voltage different than the first reset voltage.Type: ApplicationFiled: March 28, 2018Publication date: April 2, 2020Applicant: Sony Semiconductor Solutions CorporationInventors: Yusuke Oike, Mamoru Sato, Yukio Tagawa
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Publication number: 20180166490Abstract: There is provided an imaging device including: a first semiconductor substrate (21) having a first region (22, R11) that includes a photoelectric conversion section (67) and a via portion (51), a second region (R12) adjacent to the first region, a connection portion (53, 84, 85) disposed at the second region, and a second semiconductor substrate (81), wherein the connection portion electrically couples the first semiconductor substrate to the second semiconductor substrate in a stacked configuration, and wherein a width of the connection portion is greater than a width of the via portion.Type: ApplicationFiled: February 26, 2016Publication date: June 14, 2018Inventors: Satoru WAKIYAMA, Yukio TAGAWA
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Patent number: 9997552Abstract: The present technology relates to a solid-state imaging device, an imaging apparatus, an electronic apparatus, and a semiconductor device, which can prevent overflow of an underfilling resin filled in a portion adapted to connect the substrate to the flip chip and can prevent secondary damages such as electric short-circuit and contact with processing equipment. By utilizing a molding technology of forming an on-chip lens, a dam is formed in a ring shape or a square shape in a manner surrounding a range where a flip chip is connected via a solder bump on an upper layer of a substrate of the solid-state imaging device and provided in order to form the on-chip lens. This can block the underfilling resin filled in the range where the substrate and the flip chip are electrically connected. The present technology can be applied to a solid-state imaging device.Type: GrantFiled: August 28, 2015Date of Patent: June 12, 2018Assignee: Sony Semiconductor Solutions CorporationInventors: Susumu Inoue, Kentaro Akiyama, Junichiro Fujimagari, Keita Ishikawa, Jun Ogi, Yukio Tagawa, Takuya Nakamura, Satoru Wakiyama
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Publication number: 20170256577Abstract: The present technology relates to a solid-state imaging device, an imaging apparatus, an electronic apparatus, and a semiconductor device, which can prevent overflow of an underfilling resin filled in a portion adapted to connect the substrate to the flip chip and can prevent secondary damages such as electric short-circuit and contact with processing equipment. By utilizing a molding technology of forming an on-chip lens, a dam is formed in a ring shape or a square shape in a manner surrounding a range where a flip chip is connected via a solder bump on an upper layer of a substrate of the solid-state imaging device and provided in order to form the on-chip lens. This can block the underfilling resin filled in the range where the substrate and the flip chip are electrically connected. The present technology can be applied to a solid-state imaging device.Type: ApplicationFiled: August 28, 2015Publication date: September 7, 2017Inventors: Susumu INOUE, Kentaro AKIYAMA, Junichiro FUJIMAGARI, Keita ISHIKAWA, Jun OGI, Yukio TAGAWA, Takuya NAKAMURA, Satoru WAKIYAMA
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Patent number: 7643187Abstract: An image processing apparatus which previews a read image is disclosed. The image processing apparatus includes a preview image processing unit in which a user is allowed to set a processing condition for the read preview image by operating on the read preview image and a preview image processed by the processing condition is displayed together with the setting of the processing condition on a displaying section.Type: GrantFiled: March 15, 2007Date of Patent: January 5, 2010Assignee: Ricoh Company, Ltd.Inventor: Yukio Tagawa
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Publication number: 20070216973Abstract: An image processing apparatus which previews a read image is disclosed. The image processing apparatus includes a preview image processing unit in which a user is allowed to set a processing condition for the read preview image by operating on the read preview image and a preview image processed by the processing condition is displayed together with the setting of the processing condition on a displaying section.Type: ApplicationFiled: March 15, 2007Publication date: September 20, 2007Inventor: Yukio TAGAWA
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Semiconductor device manufacture method capable of supressing gate impurity penetration into channel
Patent number: 7135393Abstract: A gate electrode is formed above an n-type well including an n-type threshold voltage adjustment region, ions of p-type impurity are implanted with a low acceleration energy to form extension regions in the n-type well on both sides of the gate electrode, side wall spacers are formed on the side walls of the gate electrode, ions of p-type impurity are implanted with a small dose causing substantially no abnormal tailing in the gate electrode and with a relatively high acceleration energy to form p-type source/drain regions deeper than the threshold adjustment region, ions of atoms are implanted into the semiconductor substrate to change the upper parts of the gate electrode and the source/drain regions to amorphous state, ions of p-type impurity are implanted with a large dose to form high-concentration parts in the source/drain regions, and the impurities introduced by the ion implantation are activated.Type: GrantFiled: May 2, 2005Date of Patent: November 14, 2006Assignee: Fujitsu LimitedInventor: Yukio Tagawa -
Patent number: 7062185Abstract: When a reading unit reads information of a pattern image for correcting image quality printed on at least either side of a recording medium, a control unit compares the information of the pattern image for correcting image-quality with correction pattern information that is a basis of the pattern image for correcting image quality transferred to the at least either side of the recording medium, and controls an image forming unit based on a result of the comparison to correct image quality on the at least either side of the recording medium.Type: GrantFiled: September 17, 2004Date of Patent: June 13, 2006Assignee: Ricoh Company, Ltd.Inventors: Manabu Izumikawa, Yukio Tagawa, Takashi Enami, Tatsuo Hirono, Kohichi Kanaya, Masami Miyajima, Shota Miyajima, Takeshi Kowada, Takashi Imori, Takeo Ohashi, Jun Sasaki
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Patent number: 7016636Abstract: In a double-sided image forming apparatus and method, back-side images are developed on a first middle transfer belt prior to developing of front-side images on the first middle transfer belt, and the back-side images are transferred to a second middle transfer belt. The number of back-side images allowed to be supported at a time on the second middle transfer belt is determined. The number of back-side images are developed on the first middle transfer belt prior to developing of the same number of front-side images on the first middle transfer belt. The front-side image of the first middle transfer belt and the back-side image of the second middle transfer belt are simultaneously formed on both sides of a copy sheet.Type: GrantFiled: December 18, 2003Date of Patent: March 21, 2006Assignee: Ricoh Company, Ltd.Inventors: Takamasa Hayashi, Takeo Ohashi, Kohichi Kanaya, Jun Sasaki, Tatsuo Hirono, Yukio Tagawa
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Semiconductor device manufacture method capable of supressing gate impurity penetration into channel
Publication number: 20050191831Abstract: A gate electrode is formed above an n-type well including an n-type threshold voltage adjustment region, ions of p-type impurity are implanted with a low acceleration energy to form extension regions in the n-type well on both sides of the gate electrode, side wall spacers are formed on the side walls of the gate electrode, ions of p-type impurity are implanted with a small dose causing substantially no abnormal tailing in the gate electrode and with a relatively high acceleration energy to form p-type source/drain regions deeper than the threshold adjustment region, ions of atoms are implanted into the semiconductor substrate to change the upper parts of the gate electrode and the source/drain regions to amorphous state, ions of p-type impurity are implanted with a large dose to form high-concentration parts in the source/drain regions, and the impurities introduced by the ion implantation are activated.Type: ApplicationFiled: May 2, 2005Publication date: September 1, 2005Applicant: FUJITSU LIMITEDInventor: Yukio Tagawa -
Publication number: 20050141907Abstract: When a reading unit reads information of a pattern image for correcting image quality printed on at least either side of a recording medium, a control unit compares the information of the pattern image for correcting image-quality with correction pattern information that is a basis of the pattern image for correcting image quality transferred to the at least either side of the recording medium, and controls an image forming unit based on a result of the comparison to correct image quality on the at least either side of the recording medium.Type: ApplicationFiled: September 17, 2004Publication date: June 30, 2005Inventors: Manabu Izumikawa, Yukio Tagawa, Takashi Enami, Tatsuo Hirono, Kohichi Kanaya, Masami Miyajima, Shota Miyajima, Takeshi Kowada, Takashi Imori, Takeo Ohashi, Jun Sasaki
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Publication number: 20040170452Abstract: In a double-sided image forming apparatus and method, back-side images are developed on a first middle transfer belt prior to developing of front-side images on the first middle transfer belt, and the back-side images are transferred to a second middle transfer belt. The number of back-side images allowed to be supported at a time on the second middle transfer belt is determined. The number of back-side images are developed on the first middle transfer belt prior to developing of the same number of front-side images on the first middle transfer belt. The front-side image of the first middle transfer belt and the back-side image of the second middle transfer belt are simultaneously formed on both sides of a copy sheet.Type: ApplicationFiled: December 18, 2003Publication date: September 2, 2004Applicant: RICOH COMPANY, LTD.Inventors: Takamasa Hayashi, Takeo Ohashi, Kohichi Kanaya, Jun Sasaki, Tatsuo Hirono, Yukio Tagawa