Patents by Inventor Yoshinori Tanaka

Yoshinori Tanaka 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).

  • Patent number: 11765888
    Abstract: A method of manufacturing a dynamic random access memory including the following steps is provided. A bit line is formed on a substrate. A sidewall structure is formed on a sidewall of the bit line. The sidewall structure includes a first insulation layer, a second insulation layer, and a shield conductor layer. The first insulation layer is disposed on the sidewall of the bit line. The second insulation layer is disposed on the first insulation layer. The shield conductor layer is disposed between the first insulation layer and the second insulation layer. An interconnection structure electrically connected to the shield conductor layer is formed.
    Type: Grant
    Filed: October 12, 2021
    Date of Patent: September 19, 2023
    Assignee: Winbond Electronics Corp.
    Inventors: Yoshinori Tanaka, Wei-Che Chang, Kai Jen
  • Patent number: 11683823
    Abstract: A control device in a communication system including base station devices and terminal devices includes a processor configured to: calculate a needed radio resource amount of each slice classified based on requested quality; estimate an amount of interference between the base station devices, an amount of interference between the base station devices and the terminal devices, and an amount of interference between the terminal devices; allocate, in radio resources of a first base station device, a first resource for a first slice, a second resource for a second slice, and a restricted resource to which restrictions are imposed on use, based on a result of the estimation; and allocate a resource other than the second resource and the restricted resource as the first resource, and allocates a resource that is allocated in a second base station device and has influence on interference with the second slice.
    Type: Grant
    Filed: February 26, 2021
    Date of Patent: June 20, 2023
    Assignee: FUJITSU LIMITED
    Inventor: Yoshinori Tanaka
  • Patent number: 11637370
    Abstract: A scanning antenna includes a transmission and/or reception region including a plurality of antenna units and a non-transmission and/or reception region other than the transmission and/or reception region. The scanning antenna includes a TFT substrate, a slot substrate, a liquid crystal layer provided between the TFT substrate and the slot substrate, a seal portion provided in the non-transmission and/or reception region and surrounding the liquid crystal layer, and a reflective conductive plate disposed opposing a second main surface of a second dielectric substrate with a dielectric layer interposed between the reflective conductive plate and the second main surface. The slot electrode includes an opening or a recessed portion formed in the non-transmission and/or reception region and in the region surrounded by the seal portion.
    Type: Grant
    Filed: December 2, 2019
    Date of Patent: April 25, 2023
    Assignees: SHARP KABUSHIKI KAISHA, KYMETA CORPORATION
    Inventors: Kenichi Kitoh, Takeshi Hara, Susumu Nakano, Yoshinori Tanaka, Ryan A. Stevenson, Steve Linn, Cagdas Varel, Colin Short, Felix Chen
  • Publication number: 20230112433
    Abstract: A semiconductor structure includes a substrate, a trench, a first conductive layer, a second conductive layer, a third conductive layer, a source region and a drain region, a bit line contact, and a storage node contact. The trench is disposed in the substrate. The first conductive layer is disposed in the trench. The second conductive layer is disposed on a top surface of the first conductive layer. The third conductive layer is disposed on the top surface of the first conductive layer and is electrically connected to the second conductive layer. The source region and the drain region are disposed in the substrate and disposed on opposite sides of the first conductive layer. The bit line contact is disposed on one of the source region and the drain region, and the storage node contact is disposed on the other of the source region and the drain region.
    Type: Application
    Filed: April 27, 2022
    Publication date: April 13, 2023
    Inventors: Yoshinori TANAKA, Wei-Che CHANG
  • Patent number: 11616305
    Abstract: A scanning antenna includes a transmission and/or reception region including a plurality of antenna units and a non-transmission and/or reception region other than the transmission and/or reception region. The scanning antenna includes a TFT substrate, a slot substrate, a liquid crystal layer, a seal portion surrounding the liquid crystal layer, a wall structure (additional seal portion) disposed in a region surrounded by the seal portion in the non-transmission and/or reception region, a reflective conductive plate, a first spacer structure defining a first gap between a first dielectric substrate and a second dielectric substrate in the transmission and/or reception region, and a second spacer structure disposed in the wall structure and defining a second gap wider than the first gap.
    Type: Grant
    Filed: December 2, 2019
    Date of Patent: March 28, 2023
    Assignees: SHARP KABUSHIKI KAISHA, KYMETA CORPORATION
    Inventors: Takeshi Hara, Susumu Nakano, Koji Yasuda, Yoji Taniguchi, Yoshinori Tanaka, Ryan A. Stevenson, Steve Linn, Cagdas Varel, Colin Short, Felix Chen
  • Publication number: 20230056073
    Abstract: According to one embodiment, an optical device includes a first light-emitting element and a second light-emitting element, a light-shielding layer disposed to overlap a gap between the first light-emitting element and the second light-emitting element and including a first opening overlapping the first light-emitting element and a second opening overlapping the second light-emitting element, an overcoat layer covering the light-shielding layer, a first micro-lens disposed on the overcoat layer and overlapping the first opening and a second micro-lens disposed on the overcoat layer and overlapping the second opening, and an edge of each of the first micro-lens and the second micro-lens overlaps the light-shielding layer.
    Type: Application
    Filed: August 17, 2022
    Publication date: February 23, 2023
    Applicant: Japan Display Inc.
    Inventors: Jin HIROSAWA, Yoshinori TANAKA, Masanobu IKEDA
  • Publication number: 20230043523
    Abstract: An unnecessary circuit operation in a clock enabler circuit accompanying toggling of a clock signal is suppressed. A state holding unit performs a holding operation of a state as to whether or not to output an output clock signal according to an internal clock signal. A clock signal output unit controls output of the output clock signal according to the state held in the state holding unit. A control unit supplies, to the state holding unit, the internal clock signal and a value of the state that are necessary for the holding operation in the state holding unit on a basis of a clock signal and a clock enable signal from an outside.
    Type: Application
    Filed: October 27, 2020
    Publication date: February 9, 2023
    Inventor: YOSHINORI TANAKA
  • Patent number: 11570785
    Abstract: A radio resource management method in a management apparatus for managing a wireless network including radio resources provided by owners, the radio resource management method includes, managing radio resource information about the radio resources, acquiring, from a terminal device which uses the radio resources for communication, communication conditions representing conditions in the communication, and controlling the radio resources used by the terminal device for communication on the basis of the radio resource information and the communication conditions.
    Type: Grant
    Filed: November 26, 2019
    Date of Patent: January 31, 2023
    Assignee: Fujitsu Limited
    Inventor: Yoshinori Tanaka
  • Publication number: 20230022736
    Abstract: A display device includes a first planarization film including an opening, a reflective film provided on an inclined surface inside the opening in the first planarization film, an LED chip surrounded by the reflective film and provided inside the opening, and a second planarization film provided on the first planarization film, surrounding the LED chip, and filling the opening, wherein a height from an upper end of the inclined surface of the first planarization film to an interface with air in the second planarization film is 20 ?m or less.
    Type: Application
    Filed: July 11, 2022
    Publication date: January 26, 2023
    Applicant: Japan Display Inc.
    Inventors: Yoshinori TANAKA, Jin HIROSAWA, Masanobu IKEDA
  • Publication number: 20230014363
    Abstract: A display device includes a substrate, a plurality of first light-emitting elements and a plurality of second light-emitting elements provided in a display region of the substrate, a first lens provided overlapping each of the first light-emitting elements and having a first diameter in planar view seen from a direction perpendicular to the substrate, and a second lens provided overlapping each of the second light-emitting elements and having a second diameter smaller than the first diameter in planar view seen from the direction perpendicular to the substrate.
    Type: Application
    Filed: July 8, 2022
    Publication date: January 19, 2023
    Inventors: Masanobu IKEDA, Yoshinori TANAKA, Jin HIROSAWA
  • Patent number: 11557433
    Abstract: A multilayer ceramic capacitor includes an element body of roughly rectangular solid shape which is constituted by dielectric layers alternately stacked with internal electrode layers having different polarities, with a pair of cover layers formed on it to cover the top and bottom faces in the direction of lamination of the foregoing, and which has a pair of principal faces, a pair of end faces, and a pair of side faces, wherein external electrodes are formed on the pair of end faces and at least one of the pair of principal faces of the element body, and Tt representing the thickness of the external electrode and Tc representing the thickness of the cover layer satisfy the relationship of 1/30?Tt/Tc?4/5, and the thickness of the cover layers, or Tc, is 10 ?m or more but 30 ?m or less.
    Type: Grant
    Filed: April 9, 2021
    Date of Patent: January 17, 2023
    Assignee: TAIYO YUDEN CO., LTD.
    Inventors: Shohei Kitamura, Yukihiro Konishi, Kotaro Mizuno, Yoichi Kato, Yusuke Kowase, Toru Makino, Yoshinori Tanaka
  • Publication number: 20230000309
    Abstract: A light guide unit includes a light guide member and a protection member surrounding the light guide member. The light guide member includes an optical fiber having an outer diameter. The protection member is formed in a network structure by knitting a metal member having a flat cross-sectional shape by bending the metal member in a direction in which the thickness of the metal material is thin, and a gap smaller than the outer diameter is formed along the axial direction.
    Type: Application
    Filed: September 12, 2022
    Publication date: January 5, 2023
    Applicant: OLYMPUS CORPORATION
    Inventors: Yoshinori TANAKA, Satoshi OHARA
  • Patent number: 11539187
    Abstract: A surface emission laser formed of a group III nitride semiconductor includes a first conductivity type first clad layer; a first conductivity type first guide layer on the first clad layer; a light-emitting layer on the first guide layer; a second guide layer on the light-emitting layer; and a second conductivity type second clad layer on the second guide layer. The first or second guide layer internally includes voids periodically arranged at square lattice positions with two axes perpendicular to one another as arrangement directions in a surface parallel to the guide layer. The voids have a polygonal prism structure or an oval columnar structure with a long axis and a short axis perpendicular to the long axis in the parallel surface, and the long axis is inclined with respect to one axis among the arrangement directions of the voids.
    Type: Grant
    Filed: December 17, 2018
    Date of Patent: December 27, 2022
    Assignees: KYOTO UNIVERSITY, STANLEY ELECTRIC CO., LTD.
    Inventors: Susumu Noda, Yoshinori Tanaka, Menaka De Zoysa, Tomoaki Koizumi, Kei Emoto
  • Patent number: 11486255
    Abstract: A steam turbine blade includes a blade body (7) including blade surfaces (70) extending in a blade height direction. The blade body (7) includes a first suction port (74) extending in the blade height direction and opening in the blade surface (70), a first drain flow path (75) internally extending in the blade height direction, and first communication passages (76) internally provided away from one another in the blade height direction and independently of one another and making the first drain port (74) and the first drain flow path (75) in communication with each other.
    Type: Grant
    Filed: August 27, 2018
    Date of Patent: November 1, 2022
    Assignee: MITSUBISHI HEAVY INDUSTRIES, LTD.
    Inventors: Yasuhiro Sasao, Soichiro Tabata, Shohei Danno, Yoshinori Tanaka, Hideyuki Toda, Yu Shibata
  • Publication number: 20220336716
    Abstract: A display device includes a light emitting element and a first optical adjustment member located over the light emitting element and overlapping the light emitting element. An area of an upper surface of the first optical adjustment member is larger than an area of a lower surface of the first optical adjustment member. The display device further includes a second optical adjustment member in contact with a side surface of the first optical adjustment member. A refractive index of the second optical member is smaller than a refractive index of the first optical adjustment member.
    Type: Application
    Filed: April 12, 2022
    Publication date: October 20, 2022
    Applicant: Japan Display Inc.
    Inventors: Jin HIROSAWA, Masanobu IKEDA, Yoshinori TANAKA, Junko NAGASAWA
  • Patent number: 11452437
    Abstract: A light source apparatus for an endoscope includes an optical fiber that guides emission light emitted from a light source and is incident on a fiber end face, a ferrule having a ferrule end face having a through-hole in which the optical fiber is inserted, a holder to which the ferrule is fixed, the holder having a reflecting surface that reflects first reflected light to thereby emit second reflected light, the first reflected light being the emission light reflected on the fiber end face, and an optical sensor that receives the second reflected light disposed between the light source and the fiber end face and in a region facing the reflecting surface through an optical axis.
    Type: Grant
    Filed: January 8, 2021
    Date of Patent: September 27, 2022
    Assignee: OLYMPUS CORPORATION
    Inventor: Yoshinori Tanaka
  • Publication number: 20220302096
    Abstract: A display device includes a substrate, a plurality of light-emitting elements and a plurality of transistors provided to the substrate, a first organic insulating film that is provided covering the transistors and is in direct contact with at least one of a source electrode and a drain electrode of the transistors, an anode electrode provided on the first organic insulating film and electrically coupled to each of the light-emitting elements, a cavity formed in the first organic insulating film and recessed toward the substrate, and a reflective layer provided covering a side and a bottom of the cavity formed in the first organic insulating film
    Type: Application
    Filed: March 15, 2022
    Publication date: September 22, 2022
    Applicant: Japan Display Inc.
    Inventors: Masanobu IKEDA, Yoshinori TANAKA, Jin HIROSAWA
  • Patent number: 11412546
    Abstract: A wireless communications system includes a base station; and a terminal; wherein the base station includes a transmitter configured to transmit to the terminal using a physical downlink control channel, information used for assignment of first candidate and second candidate of a utilization resource in an unlicensed band for transmitting a wireless signal; and a receiver configured to receive the wireless signal from the terminal; and the terminal includes a receiver configured to receive the information; and a transmitter configured to transmit the wireless signal to the base station using the first candidate when the first candidate is idle, or using the second candidate when the first candidate is not idle and the second candidate is idle; and wherein the assignment of the first candidate and the second candidate by the base station is performed by allocating a plurality of subframes.
    Type: Grant
    Filed: January 13, 2020
    Date of Patent: August 9, 2022
    Assignee: FUJITSU LIMITED
    Inventors: Tetsuya Yano, Yoshinori Tanaka, Michiharu Nakamura
  • Patent number: 11371414
    Abstract: Provided is an exhaust system for an engine in which a fastening force of a fastener hardly decreases. An exhaust system for an engine includes: an exhaust passage component of ferrous metal; and a fastener that fastens the exhaust passage component to other parts, the exhaust passage component including a pressure receiving surface that receives a fastening force of the fastener. The oxide film of triiron tetraoxide is formed on the pressure receiving surface of the exhaust passage component. It is preferable that the oxide film of triiron tetraoxide be also formed on an outer surface other than the pressure receiving surface of the exhaust passage component. It is preferable that the oxide film of triiron tetraoxide be also formed on an inner surface of the exhaust passage component.
    Type: Grant
    Filed: April 24, 2020
    Date of Patent: June 28, 2022
    Assignee: KUBOTA CORPORATION
    Inventors: Hiroki Oso, Nobuyoshi Okada, Hideyuki Koyama, Yoshinori Tanaka, Kenji Okamoto
  • Patent number: RE49662
    Abstract: A semiconductor integrated circuit includes: a first voltage line on which a specific one of a power-supply voltage and a reference voltage appears; a second voltage line; a plurality of circuit cells each receiving power generated as a difference between a voltage appearing on the second voltage line and the other one of the power-supply voltage and the reference voltage; a plurality of switch transistors connected in parallel between the first and second voltage lines to serve as switch transistors including switch transistors each having different conducting-state resistances; and a switch conduction control section for controlling a transition of each of the switch transistors from a non-conducting state to a conducting state by turning on the switch transistors at separate points of time.
    Type: Grant
    Filed: July 24, 2018
    Date of Patent: September 19, 2023
    Assignee: Sony Group Corporation
    Inventors: Masahiro Igarashi, Tetsuo Motomura, Ryuji Kaneko, Makoto Fujiwara, Yoshinori Tanaka, Hiromi Ogata