Patents by Inventor Hiroaki Ammo

Hiroaki Ammo 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: 20240096915
    Abstract: A solid-state image pickup apparatus according to a first aspect of the present technology includes a photoelectric conversion section that generates and holds a charge in response to incident light, a transfer section that includes a V-NW transistor (Vertical Nano Wire transistor) and transfers the charge held in the photoelectric conversion section, and an accumulation section that includes a wiring layer connected to a drain of the transfer section including the V-NW transistor and accumulates the charge transferred by the transfer section. The present technology is applicable to a CMOS image sensor, for example.
    Type: Application
    Filed: September 28, 2023
    Publication date: March 21, 2024
    Inventors: HIROAKI AMMO, HIROKAZU EJIRI, AKIKO HONJO
  • Publication number: 20240088191
    Abstract: A photoelectric conversion device according to an embodiment of the present disclosure includes: a first semiconductor layer in which a transfer transistor is provided; a second semiconductor layer in which a pixel transistor is provided; and a wiring layer in which a gate wiring line coupled to a gate of the transfer transistor is provided. A portion or all of the pixel transistor is disposed, in plan view, in a region between a first gate wiring line and a second gate wiring line. The first gate wiring line is coupled to the gate of the transfer transistor in one of two pixels adjacent to each other. The second gate wiring line is coupled to the gate of the transfer transistor in another of the two pixels adjacent to each other.
    Type: Application
    Filed: January 19, 2022
    Publication date: March 14, 2024
    Applicant: SONY SEMICONDUCTOR SOLUTIONS CORPORATION
    Inventors: Kazuki NOMOTO, Hiroaki AMMO
  • Publication number: 20240021631
    Abstract: The purpose of the present technology is to improve photoelectric conversion efficiency. A first semiconductor layer, a second semiconductor layer on a side of the first semiconductor layer remote from a light incident surface, a photoelectric conversion part in the first semiconductor layer, a charge holding region in the first semiconductor layer and configured to accumulate a signal charge generated by photoelectric conversion performed by the photoelectric conversion part, first and second field effect transistors each including a gate electrode and a pair of main electrode regions, each of the pairs of main electrode regions being provided in the second semiconductor layer, and a contact electrode extending through the first and second semiconductor layers and directly connected to any one of the pair of main electrode regions of the first field effect transistor, the gate electrode of the second field effect transistor, and the charge holding region are included.
    Type: Application
    Filed: October 25, 2021
    Publication date: January 18, 2024
    Applicant: SONY SEMICONDUCTOR SOLUTIONS CORPORATION
    Inventor: Hiroaki AMMO
  • Publication number: 20230421923
    Abstract: The present technique relates to a solid-state imaging device, a solid-state imaging device manufacturing method, and an electronic apparatus that are capable of providing a solid-state imaging device that can prevent generation of RTS noise due to miniaturization of amplifying transistors, and can achieve a smaller size and a higher degree of integration accordingly. A solid-state imaging device includes a photodiode as a photoelectric conversion unit, a transfer gate that reads out charges from the photodiode, a floating diffusion from which the charges of the photodiode are read by an operation of the transfer gate, and an amplifying transistor connected to the floating diffusion. More particularly, the amplifying transistor is of a fully-depleted type. Such an amplifying transistor includes an amplifier gate (gate electrode) extending in a direction perpendicular to convex strips formed by processing a surface layer of a semiconductor layer, for example.
    Type: Application
    Filed: June 27, 2023
    Publication date: December 28, 2023
    Inventor: HIROAKI AMMO
  • Patent number: 11804500
    Abstract: A solid-state image pickup apparatus according to a first aspect of the present technology includes a photoelectric conversion section that generates and holds a charge in response to incident light, a transfer section that includes a V-NW transistor (Vertical Nano Wire transistor) and transfers the charge held in the photoelectric conversion section, and an accumulation section that includes a wiring layer connected to a drain of the transfer section including the V-NW transistor and accumulates the charge transferred by the transfer section. The present technology is applicable to a CMOS image sensor, for example.
    Type: Grant
    Filed: July 7, 2021
    Date of Patent: October 31, 2023
    Assignee: SONY SEMICONDUCTOR SOLUTIONS CORPORATION
    Inventors: Hiroaki Ammo, Hirokazu Ejiri, Akiko Honjo
  • Patent number: 11729530
    Abstract: The present technique relates to a solid-state imaging device, a solid-state imaging device manufacturing method, and an electronic apparatus that are capable of providing a solid-state imaging device that can prevent generation of RTS noise due to miniaturization of amplifying transistors, and can achieve a smaller size and a higher degree of integration accordingly. A solid-state imaging device includes a photodiode as a photoelectric conversion unit, a transfer gate that reads out charges from the photodiode, a floating diffusion from which the charges of the photodiode are read by an operation of the transfer gate, and an amplifying transistor connected to the floating diffusion. More particularly, the amplifying transistor is of a fully-depleted type. Such an amplifying transistor includes an amplifier gate (gate electrode) extending in a direction perpendicular to convex strips formed by processing a surface layer of a semiconductor layer, for example.
    Type: Grant
    Filed: May 3, 2022
    Date of Patent: August 15, 2023
    Assignee: SONY SEMICONDUCTOR SOLUTIONS CORPORATION
    Inventor: Hiroaki Ammo
  • Patent number: 11569287
    Abstract: The present technique relates to a semiconductor device and an electronic appliance in which the reliability of the fine transistor can be maintained while the signal output characteristic is improved in a device formed by stacking semiconductor substrates.
    Type: Grant
    Filed: September 9, 2019
    Date of Patent: January 31, 2023
    Assignee: SONY CORPORATION
    Inventors: Koichi Baba, Takashi Kubodera, Toshihiko Miyazaki, Hiroaki Ammo
  • Patent number: 11343455
    Abstract: The present technique relates to a solid-state imaging device, a solid-state imaging device manufacturing method, and an electronic apparatus that are capable of providing a solid-state imaging device that can prevent generation of RTS noise due to miniaturization of amplifying transistors, and can achieve a smaller size and a higher degree of integration accordingly. A solid-state imaging device includes a photodiode as a photoelectric conversion unit, a transfer gate that reads out charges from the photodiode, a floating diffusion from which the charges of the photodiode are read by an operation of the transfer gate, and an amplifying transistor connected to the floating diffusion. More particularly, the amplifying transistor is of a fully-depleted type. Such an amplifying transistor includes an amplifier gate (gate electrode) extending in a direction perpendicular to convex strips formed by processing a surface layer of a semiconductor layer, for example.
    Type: Grant
    Filed: May 7, 2021
    Date of Patent: May 24, 2022
    Assignee: SONY SEMICONDUCTOR SOLUTIONS CORPORATION
    Inventor: Hiroaki Ammo
  • Publication number: 20210343767
    Abstract: A solid-state image pickup apparatus according to a first aspect of the present technology includes a photoelectric conversion section that generates and holds a charge in response to incident light, a transfer section that includes a V-NW transistor (Vertical Nano Wire transistor) and transfers the charge held in the photoelectric conversion section, and an accumulation section that includes a wiring layer connected to a drain of the transfer section including the V-NW transistor and accumulates the charge transferred by the transfer section. The present technology is applicable to a CMOS image sensor, for example.
    Type: Application
    Filed: July 7, 2021
    Publication date: November 4, 2021
    Inventors: HIROAKI AMMO, HIROKAZU EJIRI, AKIKO HONJO
  • Patent number: 11121158
    Abstract: The present technology relates to a solid-state image pickup apparatus and electronic equipment that makes it possible to suppress read noise. A solid-state image pickup apparatus according to a first aspect of the present technology includes a photoelectric conversion section that generates and holds a charge in response to incident light, a transfer section that includes a V-NW transistor (Vertical Nano Wire transistor) and transfers the charge held in the photoelectric conversion section, and an accumulation section that includes a wiring layer connected to a drain of the transfer section including the V-NW transistor and accumulates the charge transferred by the transfer section. The present technology is applicable to a CMOS image sensor, for example.
    Type: Grant
    Filed: March 16, 2018
    Date of Patent: September 14, 2021
    Assignee: SONY SEMICONDUCTOR SOLUTIONS CORPORATION
    Inventors: Hiroaki Ammo, Hirokazu Ejiri, Akiko Honjo
  • Publication number: 20210266482
    Abstract: The present technique relates to a solid-state imaging device, a solid-state imaging device manufacturing method, and an electronic apparatus that are capable of providing a solid-state imaging device that can prevent generation of RTS noise due to miniaturization of amplifying transistors, and can achieve a smaller size and a higher degree of integration accordingly. A solid-state imaging device includes a photodiode as a photoelectric conversion unit, a transfer gate that reads out charges from the photodiode, a floating diffusion from which the charges of the photodiode are read by an operation of the transfer gate, and an amplifying transistor connected to the floating diffusion. More particularly, the amplifying transistor is of a fully-depleted type. Such an amplifying transistor includes an amplifier gate (gate electrode) extending in a direction perpendicular to convex strips formed by processing a surface layer of a semiconductor layer, for example.
    Type: Application
    Filed: May 7, 2021
    Publication date: August 26, 2021
    Inventor: HIROAKI AMMO
  • Patent number: 11032504
    Abstract: The present technique relates to a solid-state imaging device, a solid-state imaging device manufacturing method, and an electronic apparatus that are capable of providing a solid-state imaging device that can prevent generation of RTS noise due to miniaturization of amplifying transistors, and can achieve a smaller size and a higher degree of integration accordingly. A solid-state imaging device includes a photodiode as a photoelectric conversion unit, a transfer gate that reads out charges from the photodiode, a floating diffusion from which the charges of the photodiode are read by an operation of the transfer gate, and an amplifying transistor connected to the floating diffusion. More particularly, the amplifying transistor is of a fully-depleted type. Such an amplifying transistor includes an amplifier gate (gate electrode) extending in a direction perpendicular to convex strips formed by processing a surface layer of a semiconductor layer, for example.
    Type: Grant
    Filed: April 9, 2020
    Date of Patent: June 8, 2021
    Assignee: SONY SEMICONDUCTOR SOLUTIONS CORPORATION
    Inventor: Hiroaki Ammo
  • Publication number: 20200236316
    Abstract: The present technique relates to a solid-state imaging device, a solid-state imaging device manufacturing method, and an electronic apparatus that are capable of providing a solid-state imaging device that can prevent generation of RTS noise due to miniaturization of amplifying transistors, and can achieve a smaller size and a higher degree of integration accordingly. A solid-state imaging device includes a photodiode as a photoelectric conversion unit, a transfer gate that reads out charges from the photodiode, a floating diffusion from which the charges of the photodiode are read by an operation of the transfer gate, and an amplifying transistor connected to the floating diffusion. More particularly, the amplifying transistor is of a fully-depleted type. Such an amplifying transistor includes an amplifier gate (gate electrode) extending in a direction perpendicular to convex strips formed by processing a surface layer of a semiconductor layer, for example.
    Type: Application
    Filed: April 9, 2020
    Publication date: July 23, 2020
    Inventor: HIROAKI AMMO
  • Patent number: 10645321
    Abstract: The present technique relates to a solid-state imaging device, a solid-state imaging device manufacturing method, and an electronic apparatus that are capable of providing a solid-state imaging device that can prevent generation of RTS noise due to miniaturization of amplifying transistors, and can achieve a smaller size and a higher degree of integration accordingly. A solid-state imaging device (1-1) includes: a photodiode (PD) as a photoelectric conversion unit; a transfer gate (TG) that reads out charges from the photodiode (PD); a floating diffusion (FD) from which the charges of the photodiode (PD) are read by an operation of the transfer gate (TG); and an amplifying transistor (Tr3) connected to the floating diffusion (FD). More particularly, the amplifying transistor (Tr3) is of a fully-depleted type.
    Type: Grant
    Filed: August 6, 2018
    Date of Patent: May 5, 2020
    Assignee: SONY SEMICONDUCTOR SOLUTIONS CORPORATION
    Inventor: Hiroaki Ammo
  • Publication number: 20200020728
    Abstract: The present technology relates to a solid-state image pickup apparatus and electronic equipment that makes it possible to suppress read noise. A solid-state image pickup apparatus according to a first aspect of the present technology includes a photoelectric conversion section that generates and holds a charge in response to incident light, a transfer section that includes a V-NW transistor (Vertical Nano Wire transistor) and transfers the charge held in the photoelectric conversion section, and an accumulation section that includes a wiring layer connected to a drain of the transfer section including the V-NW transistor and accumulates the charge transferred by the transfer section. The present technology is applicable to a CMOS image sensor, for example.
    Type: Application
    Filed: March 16, 2018
    Publication date: January 16, 2020
    Inventors: HIROAKI AMMO, HIROKAZU EJIRI, AKIKO HONJO
  • Publication number: 20200006416
    Abstract: The present technique relates to a semiconductor device and an electronic appliance in which the reliability of the fine transistor can be maintained while the signal output characteristic is improved in a device formed by stacking semiconductor substrates.
    Type: Application
    Filed: September 9, 2019
    Publication date: January 2, 2020
    Applicant: SONY CORPORATION
    Inventors: Koichi BABA, Takashi KUBODERA, Toshihiko MIYAZAKI, Hiroaki AMMO
  • Publication number: 20190312059
    Abstract: A semiconductor device includes: a substrate; an insulator layer provided on the substrate; a first transistor provided on the insulator layer; a semiconductor layer including a plurality of impurity regions of a first conduction type, the impurity regions forming a part of the first transistor; a heat dissipation layer; a thermal conductive layer linking the semiconductor layer and the heat dissipation layer; and an interruption structure configured to interrupt a flow of a current between the first transistor and the thermal conductive layer.
    Type: Application
    Filed: June 24, 2019
    Publication date: October 10, 2019
    Applicant: Sony Corporation
    Inventors: Yuzo Fukuzaki, Hiroaki Ammo
  • Patent number: 10431620
    Abstract: The present technique relates to a semiconductor device and an electronic appliance in which the reliability of the fine transistor can be maintained while the signal output characteristic is improved in a device formed by stacking semiconductor substrates.
    Type: Grant
    Filed: October 16, 2017
    Date of Patent: October 1, 2019
    Assignee: Sony Corporation
    Inventors: Koichi Baba, Takashi Kubodera, Toshihiko Miyazaki, Hiroaki Ammo
  • Patent number: 10373976
    Abstract: A semiconductor device includes: a substrate; an insulator layer provided on the substrate; a first transistor provided on the insulator layer; a semiconductor layer including a plurality of impurity regions of a first conduction type, the impurity regions forming a part of the first transistor; a heat dissipation layer; a thermal conductive layer linking the semiconductor layer and the heat dissipation layer; and an interruption structure configured to interrupt a flow of a current between the first transistor and the thermal conductive layer.
    Type: Grant
    Filed: June 20, 2014
    Date of Patent: August 6, 2019
    Assignee: SONY CORPORATION
    Inventors: Yuzo Fukuzaki, Hiroaki Ammo
  • Patent number: 10163776
    Abstract: Disclosed herein is a capacitive element formed by multilayer wirings, wherein a total capacitance, intralayer capacitance and interlayer capacitance are calculated for a plurality of device structures by changing parameters relating to the multilayer wirings in an integrated circuit, a device structure is identified, from among the plurality of device structures, whose difference in the total capacitance between the device structures is equal to or less than a predetermined level and at least either of whose ratio of the intralayer capacitance to the total capacitance or ratio of the interlayer capacitance to the total capacitance satisfies a predetermined condition, and the parameters of the device structure satisfying the predetermined condition are determined as the parameters of the multilayer wirings.
    Type: Grant
    Filed: January 5, 2010
    Date of Patent: December 25, 2018
    Assignee: Sony Corporation
    Inventors: Kyoko Izuha, Hiroaki Ammo, Yoshiyuki Enomoto