Patents by Inventor Ryoji Suzuki

Ryoji Suzuki 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).

  • Publication number: 20210134863
    Abstract: The present technology relates to a solid-state imaging element and electronic equipment that allow an increase in the signal charge amount Qs that each pixel can accumulate. A solid-state imaging element according to the first aspect of the present technology includes: a photoelectric conversion section formed in each pixel; and an inter-pixel separation section separating the photoelectric conversion section of each pixel, in which the inter-pixel separation section includes a protruding section having a shape protruding toward the photoelectric conversion section. The present technology can be applied to a back-illuminated CMOS image sensor, for example.
    Type: Application
    Filed: January 17, 2018
    Publication date: May 6, 2021
    Applicant: SONY SEMICONDUCTOR SOLUTIONS CORPORATION
    Inventor: Ryoji SUZUKI
  • Publication number: 20210119550
    Abstract: A power conversion device includes a transformer, a plurality of converter cells, and a control circuit that controls semiconductor switching elements in each of the converter cells to be turned on and off. The transformer includes: a primary winding group being connected in multiple phases to an AC power supply including multiple phases; and a plurality of secondary winding groups. Each secondary winding group includes, in each of the multiple phases, secondary windings each formed of a single-phase open winding. Each converter cell converts a single-phase AC voltage between AC nodes connected to the respective secondary windings into a DC voltage by control of the semiconductor switching elements to be turned on and off, and outputs the converted DC voltage between a pair of DC nodes. The DC nodes of the plurality of converter cells are connected in series between a first DC terminal and a second DC terminal.
    Type: Application
    Filed: March 9, 2018
    Publication date: April 22, 2021
    Applicant: TOSHIBA MITSUBISHI-ELECTRIC INDUSTRIAL SYSTEMS CORPORATION
    Inventors: Ryoji TSURUTA, Hiromitsu SUZUKI, Toshiaki OKA, Ritaka NAKAMURA, Masashi NAKAMURA
  • Publication number: 20210112214
    Abstract: The present technology relates to an imaging apparatus, a driving method, and an electronic device, which are capable of expanding a dynamic range of the imaging apparatus without impairing an image quality. An imaging apparatus includes: a pixel array portion, a plurality of unit pixels being arranged in the pixel array portion; and a driving unit configured to control an operation of the unit pixel, in which the unit pixel includes a photoelectric converter, a charge retention unit configured to retain a charge, a charge-voltage converter configured to convert the charge into a voltage, a first transmitting unit configured to transmit the charge from the photoelectric converter to the charge retention unit, a second transmitting unit configured to transmit the charge from the photoelectric converter to the charge-voltage converter, and a third transmitting unit configured to transmit the charge from the charge retention unit to the charge-voltage converter.
    Type: Application
    Filed: March 17, 2017
    Publication date: April 15, 2021
    Inventors: TAKASHI MACHIDA, RYOJI SUZUKI, HIROSHI TAYANAKA
  • Publication number: 20210082974
    Abstract: The present technology relates to an imaging element that can increase the degree of freedom of element arrangement. A photoelectric conversion unit, a through trench penetrating a semiconductor substrate in a depth direction and formed between pixels each including the photoelectric conversion unit, and a PN junction region in a side wall of the trench are included, and the through trench has an opening portion, and a P-type region is formed in the opening portion. A photoelectric conversion unit, a holding unit, a through trench formed between the photoelectric conversion unit and the holding unit, and a PN junction region in a side wall of the through trench are included, and the through trench has an opening portion and a readout gate for reading the charge from the photoelectric conversion unit is formed in the opening portion. The present technology can be applied to, for example, an imaging element.
    Type: Application
    Filed: February 1, 2019
    Publication date: March 18, 2021
    Applicant: SONY SEMICONDUCTOR SOLUTIONS CORPORATION
    Inventors: Tetsuya UCHIDA, Tomoyuki HIRANO, Ryoji SUZUKI
  • Patent number: 10879285
    Abstract: A PD unit has a Tr-side Si/SiO2 interface formed to be p-type, and has an embedded PD. The PD, which is n-type, performs photoelectric conversion, and accumulates an electrical charge. A TG transfers the electrical charge accumulated in the PD to an FD. An Amp is connected to the FD. An RST is connected to a Reset Drain (RD), and resets the FD. An FDG is a conversion-efficiency switching switch. An FC is a MOS capacitance (gate electrode) that is connected to the FDG. A SEL selects a pixel that outputs a signal.
    Type: Grant
    Filed: August 26, 2016
    Date of Patent: December 29, 2020
    Assignee: SONY SEMICONDUCTOR SOLUTIONS CORPORATION
    Inventors: Ryoji Suzuki, Yorito Sakano
  • Publication number: 20200335535
    Abstract: The present technique aims to provide a solid-state imaging device that reduces shading and color mixing between pixels. The present invention also provides a method of manufacturing the solid-state imaging device. The present technique further relates to a solid-state imaging device that enables provision of an electronic apparatus that uses the solid-state imaging device, a method of manufacturing the solid-state imaging device, and an electronic apparatus. The solid-state imaging device includes a substrate, pixels each including a photoelectric conversion unit formed in the substrate, and a color filter layer formed on the light incidence surface side of the substrate. The solid-state imaging device also includes a device isolating portion that is formed to divide the color filter layer and the substrate for the respective pixels, and has a lower refractive index than the refractive indexes of the color filter layer and the substrate.
    Type: Application
    Filed: May 1, 2020
    Publication date: October 22, 2020
    Applicant: SONY CORPORATION
    Inventor: Ryoji SUZUKI
  • Publication number: 20200266221
    Abstract: The present technology relates to a solid-state imaging device capable of suppressing deterioration in dark characteristics, and an electronic apparatus. The present invention is provided with: a photoelectric conversion section that performs photoelectric conversion; a charge retaining section that temporarily retains electric charge converted by the photoelectric conversion section; and a first trench formed in a semiconductor substrate between the photoelectric conversion section and the charge retaining section, the first trench being higher than the photoelectric conversion section in a depth direction of the semiconductor substrate. Alternatively, the first trench is lower than the photoelectric conversion section and higher than the charge retaining section in the depth direction of the semiconductor substrate. The present technology can be applied to, for example, a back-illuminated CMOS image sensor.
    Type: Application
    Filed: November 9, 2018
    Publication date: August 20, 2020
    Applicant: SONY SEMICONDUCTOR SOLUTIONS CORPORATION
    Inventors: Tetsuya UCHIDA, Ryoji SUZUKI, Yoshiharu KUDOH, Hiroyuki MORI, Harumi TANAKA
  • Publication number: 20200235151
    Abstract: The present disclosure relates to a solid-state image pickup device that is capable of increasing an area efficiency of a Si interface on the transistor element side, and an electronic apparatus. A PD unit has a Tr-side Si/SiO2 interface formed to be p-type, and has an embedded PD. The PD, which is n-type, performs photoelectric conversion, and accumulates an electrical charge. A TG transfers the electrical charge accumulated in the PD to an FD. An Amp is connected to the FD. An RST is connected to a Reset Drain (RD), and resets the FD. An FDG is a conversion-efficiency switching switch. An FC is a MOS capacitance (gate electrode) that is connected to the FDG. A SEL selects a pixel that outputs a signal. The present disclosure can be applied to a CMOS solid-state image pickup device used for, for example, an image pickup device such as a camera.
    Type: Application
    Filed: August 26, 2016
    Publication date: July 23, 2020
    Inventors: RYOJI SUZUKI, YORITO SAKANO
  • Publication number: 20200221943
    Abstract: A subjective optometry apparatus has a projection optical system including a visual target presenting portion and an optical member to project a target light flux toward a subject eye, and causing the target light flux to be incident on the optical member with a deviation of the incident target light flux from an optical axis of the optical member, a housing accommodating the projection optical system, a presentation window for emitting the target light flux from the inside of the housing to the outside thereof, an eye refractive power measurement unit provided outside the housing, and holding means integrally connecting the housing to the eye refractive power measurement unit to hold the eye refractive power measuring unit. When using the eye refractive power measuring unit, a distance from the presentation window to the eye refractive power measurement unit in an optical path is equal to or less than 180 mm.
    Type: Application
    Filed: June 6, 2018
    Publication date: July 16, 2020
    Applicant: NIDEK CO., LTD.
    Inventors: Toshihiro KOBAYASHI, Yukito HIRAYAMA, Ryoji SUZUKI, Kazunori SHIBATA, Daisuke BABA
  • Patent number: 10665629
    Abstract: The present technology relates to an imaging device designed to be able to reduce luminance unevenness. An imaging device includes a photodiode and a wiring layer formed on a surface facing the incident surface of the photodiode. A wiring line is formed in the wiring layer, and the wiring line in a pixel is formed in a different pattern from a pattern in a different pixel. Another imaging device including a photodiode and a wiring layer formed on a surface facing the incident surface of the photodiode. A wiring line is formed in the wiring layer. A gap having a different dielectric constant from the dielectric constant of the material forming the wiring layer is formed in the wiring layer, and the gap in a pixel is formed in a different pattern from a pattern in a different pixel. The present technology can be applied to imaging devices.
    Type: Grant
    Filed: February 10, 2017
    Date of Patent: May 26, 2020
    Assignee: SONY CORPORATION
    Inventors: Motonari Honda, Ryoji Suzuki, Takeshi Matsunuma
  • Patent number: 10651223
    Abstract: The present technique aims to provide a solid-state imaging device that reduces shading and color mixing between pixels. The present invention also provides a method of manufacturing the solid-state imaging device. The present technique further relates to a solid-state imaging device that enables provision of an electronic apparatus that uses the solid-state imaging device, a method of manufacturing the solid-state imaging device, and an electronic apparatus. The solid-state imaging device includes a substrate, pixels each including a photoelectric conversion unit formed in the substrate, and a color filter layer formed on the light incidence surface side of the substrate. The solid-state imaging device also includes a device isolating portion that is formed to divide the color filter layer and the substrate for the respective pixels, and has a lower refractive index than the refractive indexes of the color filter layer and the substrate.
    Type: Grant
    Filed: May 17, 2019
    Date of Patent: May 12, 2020
    Assignee: Sony Corporation
    Inventor: Ryoji Suzuki
  • Publication number: 20200090029
    Abstract: An audio signal processing device includes a neural network circuit that includes an input layer including input units, an intermediate layer, and an output layer including output units, an input section that executes simultaneous inputting of, at each of unit time intervals, each of pieces of unit data of consecutive sampling units in an input signal data string generated through sampling based on an audio signal string into each of the input units on a one-to-one basis, one of the pieces of unit data input into one of the input units at one of the unit time intervals being input into another of the input units at another of the unit time intervals in the simultaneous inputting at each of the unit time intervals, and an output section that outputs, in accordance with the simultaneous inputting over a plurality of the unit time intervals that are consecutive, a computation result at each of the unit time intervals, the computation result being based on pieces of data output from the output units at each of th
    Type: Application
    Filed: September 22, 2017
    Publication date: March 19, 2020
    Inventor: RYOJI SUZUKI
  • Patent number: 10593720
    Abstract: The present technique aims to provide a solid-state imaging device that reduces shading and color mixing between pixels. The present invention also provides a method of manufacturing the solid-state imaging device. The present technique further relates to a solid-state imaging device that enables provision of an electronic apparatus that uses the solid-state imaging device, a method of manufacturing the solid-state imaging device, and an electronic apparatus.
    Type: Grant
    Filed: December 12, 2018
    Date of Patent: March 17, 2020
    Assignee: SONY CORPORATION
    Inventor: Ryoji Suzuki
  • Patent number: 10567687
    Abstract: The present disclosure relates to a solid-state imaging device and an electronic apparatus which can accurately extract a noise component so as to appropriately remove the noise component caused by stray light.
    Type: Grant
    Filed: September 30, 2016
    Date of Patent: February 18, 2020
    Assignee: SONY SEMICONDUCTOR SOLUTIONS CORPORATION
    Inventors: Koji Takaya, Ryoji Suzuki
  • Patent number: 10542154
    Abstract: A two-way conversation assisting device includes a first microphone that enters a first voice, a first loudspeaker that outputs the first voice, a second microphone that enters a second voice, a second loudspeaker that outputs the second voice, and a first echo and crosstalk canceller. The first echo and crosstalk canceller estimates and calculates, using an input signal into the second loudspeaker, a first interference signal indicative of degrees of a first echo caused when the second voice output from the second loudspeaker enters into the first microphone and first crosstalk caused when the second voice enters into the first microphone, and removes the calculated first interference signal from an output signal of the first microphone.
    Type: Grant
    Filed: September 29, 2016
    Date of Patent: January 21, 2020
    Assignee: PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.
    Inventors: Ryoji Suzuki, Hiromasa Ohashi, Naoya Tanaka
  • Publication number: 20190341410
    Abstract: The present technique aims to provide a solid-state imaging device that reduces shading and color mixing between pixels. The present invention also provides a method of manufacturing the solid-state imaging device. The present technique further relates to a solid-state imaging device that enables provision of an electronic apparatus that uses the solid-state imaging device, a method of manufacturing the solid-state imaging device, and an electronic apparatus. The solid-state imaging device includes a substrate, pixels each including a photoelectric conversion unit formed in the substrate, and a color filter layer formed on the light incidence surface side of the substrate. The solid-state imaging device also includes a device isolating portion that is formed to divide the color filter layer and the substrate for the respective pixels, and has a lower refractive index than the refractive indexes of the color filter layer and the substrate.
    Type: Application
    Filed: May 17, 2019
    Publication date: November 7, 2019
    Applicant: SONY CORPORATION
    Inventor: Ryoji SUZUKI
  • Publication number: 20190206910
    Abstract: The present technique aims to provide a solid-state imaging device that reduces shading and color mixing between pixels. The present invention also provides a method of manufacturing the solid-state imaging device. The present technique further relates to a solid-state imaging device that enables provision of an electronic apparatus that uses the solid-state imaging device, a method of manufacturing the solid-state imaging device, and an electronic apparatus. The solid-state imaging device includes a substrate, pixels each including a photoelectric conversion unit formed in the substrate, and a color filter layer formed on the light incidence surface side of the substrate. The solid-state imaging device also includes a device isolating portion that is formed to divide the color filter layer and the substrate for the respective pixels, and has a lower refractive index than the refractive indexes of the color filter layer and the substrate.
    Type: Application
    Filed: December 12, 2018
    Publication date: July 4, 2019
    Applicant: SONY CORPORATION
    Inventor: Ryoji SUZUKI
  • Patent number: 10319770
    Abstract: The present technique aims to provide a solid-state imaging device that reduces shading and color mixing between pixels. The present invention also provides a method of manufacturing the solid-state imaging device. The present technique further relates to a solid-state imaging device that enables provision of an electronic apparatus that uses the solid-state imaging device, a method of manufacturing the solid-state imaging device, and an electronic apparatus. The solid-state imaging device includes a substrate, pixels each including a photoelectric conversion unit formed in the substrate, and a color filter layer formed on the light incidence surface side of the substrate. The solid-state imaging device also includes a device isolating portion that is formed to divide the color filter layer and the substrate for the respective pixels, and has a lower refractive index than the refractive indexes of the color filter layer and the substrate.
    Type: Grant
    Filed: September 29, 2017
    Date of Patent: June 11, 2019
    Assignee: Sony Corporation
    Inventor: Ryoji Suzuki
  • Patent number: 10299672
    Abstract: A subjective optometric apparatus includes: a projection optical system that includes a target presenting unit configured to emit a target light flux, the projection optical system being configured to project, onto an examinee's eye, the target light flux emitted from the target presenting unit; a housing configured to accommodate the projection optical system; a presentation window configured to project the target light flux onto the examinee's eye by transmitting the target light flux emitted from the projection optical system and outputting the target light flux from an inside of the housing to an outside of the housing; and an observation unit configured to observe, via the presentation window, a positional relationship between the examinee's eye and an eye refractivity measuring unit configured to change an optical property of the target light flux output from the inside of the housing to the outside of the housing.
    Type: Grant
    Filed: November 30, 2017
    Date of Patent: May 28, 2019
    Assignee: NIDEK CO., LTD.
    Inventors: Kazunori Shibata, Ryoji Suzuki, Yukito Hirayama, Hidenori Kanda
  • Patent number: 10306166
    Abstract: A solid-state imaging device is provided, which includes a photodiode having a first conductivity type semiconductor area that is dividedly formed for each pixel; a first conductivity type transfer gate electrode formed on the semiconductor substrate via a gate insulating layer in an area neighboring the photodiode, and transmitting signal charges generated and accumulated in the photodiode; a signal reading unit reading a voltage which corresponds to the signal charge or the signal charge; and an inversion layer induction electrode formed on the semiconductor substrate via the gate insulating layer in an area covering a portion or the whole of the photodiode, and composed of a conductor or a semiconductor having a work function. An inversion layer is induced, which is formed by accumulating a second conductivity type carrier on a surface of the inversion layer induction electrode side of the semiconductor area through the inversion layer induction electrode.
    Type: Grant
    Filed: May 3, 2017
    Date of Patent: May 28, 2019
    Assignee: Sony Corporation
    Inventors: Yorito Sakano, Takashi Abe, Keiji Mabuchi, Ryoji Suzuki, Hiroyuki Mori, Yoshiharu Kudoh, Fumihiko Koga, Takeshi Yanagita, Kazunobu Ota