Patents by Inventor Yukitoshi Ota

Yukitoshi Ota 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: 9474179
    Abstract: Provided is an electronic component package that does not lower reliability while enabling miniaturization and high performance of the electronic component package. The electronic component package includes a main substrate, a first electronic component provided on a main surface of the main substrate, a frame body disposed so as to face the main surface of the main substrate, and a first connection terminal and a second connection terminal disposed on the main surface of the main substrate along a first side of the frame body. The second connection terminal is disposed on the first side of the frame body at a position facing a vicinity of a midpoint of a side of the first electronic component, and the second connection terminal has an area larger than an area of the first connection terminal.
    Type: Grant
    Filed: August 7, 2015
    Date of Patent: October 18, 2016
    Assignee: PANASONIC CORPORATION
    Inventors: Yukitoshi Ota, Fumito Itou, Kiyomi Hagihara
  • Publication number: 20150359119
    Abstract: Provided is an electronic component package that does not lower reliability while enabling miniaturization and high performance of the electronic component package. The electronic component package includes a main substrate, a first electronic component provided on a main surface of the main substrate, a frame body disposed so as to face the main surface of the main substrate, and a first connection terminal and a second connection terminal disposed on the main surface of the main substrate along a first side of the frame body. The second connection terminal is disposed on the first side of the frame body at a position facing a vicinity of a midpoint of a side of the first electronic component, and the second connection terminal has an area larger than an area of the first connection terminal.
    Type: Application
    Filed: August 7, 2015
    Publication date: December 10, 2015
    Inventors: YUKITOSHI OTA, FUMITO ITOU, KIYOMI HAGIHARA
  • Patent number: 8736067
    Abstract: A semiconductor device includes: a first insulating film formed on a substrate; a pad embedded in the first insulating film; and a second insulating film that is formed on the first insulating film and has an opening exposing at least part of the pad. The pad includes a plurality of pad interconnects, and an interconnect link is provided to electrically connect adjacent interconnects among the plurality of pad interconnects. The width of the pad interconnects is smaller than the height of the pad interconnects and larger than the width of the interconnect link.
    Type: Grant
    Filed: July 27, 2011
    Date of Patent: May 27, 2014
    Assignee: Panasonic Corporation
    Inventors: Hiroshige Hirano, Yukitoshi Ota, Yutaka Itoh
  • Patent number: 8710667
    Abstract: A semiconductor device includes a first interconnect layer and a second interconnect layer provided above or under the first interconnect layer. The first interconnect layer includes a plurality of first interconnect blocks, and in each of the first interconnect blocks, a first interconnect has a first potential, and extends in at least two or more directions, and a second interconnect has a second potential, and extends in at least two or more directions. The second interconnect layer includes a third interconnect which electrically connects the first interconnect of one of a pair of adjacent first interconnect blocks and the first interconnect of the other of the pair of adjacent first interconnect blocks, and a fourth interconnect which electrically connects the second interconnect of one of the pair of adjacent first interconnect blocks and the second interconnect of the other of the pair of adjacent first interconnect blocks.
    Type: Grant
    Filed: November 4, 2011
    Date of Patent: April 29, 2014
    Assignee: Panasonic Corporation
    Inventors: Hiroshige Hirano, Yukitoshi Ota
  • Patent number: 8421236
    Abstract: A semiconductor device includes an electrode pad formed above a semiconductor substrate, and being a connecting portion for an external electrical connection; a multilayer body including a plurality of first interconnect layers formed in a plurality of insulating films stacked between the semiconductor substrate and the connecting portion and including an upper interconnect connected to the connecting portion, and a via configured to connect the first interconnect layers; a ring body formed in the plurality of insulating films to surround the multilayer body without interposing space, and including a plurality of second interconnect layers and at least one line via linearly connecting the second interconnect layers; and a lead line electrically connecting the connecting portion to an internal circuit. The multilayer body is connected to the ring body by at least one of the plurality of first interconnect layers. The lead line is connected to the ring body.
    Type: Grant
    Filed: December 22, 2010
    Date of Patent: April 16, 2013
    Assignee: Panasonic Corporation
    Inventors: Yukitoshi Ota, Hiroshige Hirano, Yutaka Itou
  • Patent number: 8344515
    Abstract: A semiconductor device includes a plurality of through vias extending through a substrate. The plurality of through vias are arranged dividedly in three or more via groups. Each of the via groups includes three or more of the through vias that are arranged in two dimensions.
    Type: Grant
    Filed: May 18, 2010
    Date of Patent: January 1, 2013
    Assignee: Panasonic Corporation
    Inventors: Taichi Nishio, Hiroshige Hirano, Yukitoshi Ota
  • Patent number: 8338958
    Abstract: A semiconductor device includes: a semiconductor substrate having a first surface as a surface on which an element is formed, and a second surface opposite to the first surface; a through hole formed so as to extend through the semiconductor substrate from the first surface to the second surface; an insulating film formed on an inner wall of the through hole; and a conductive portion formed in a space surrounded by the insulating film in the through hole. The insulating film continuously extends on the inner wall of the through hole and on the second surface.
    Type: Grant
    Filed: July 26, 2010
    Date of Patent: December 25, 2012
    Assignee: Panasonic Corporation
    Inventors: Taichi Nishio, Hiroshige Hirano, Yukitoshi Ota
  • Publication number: 20120256322
    Abstract: A semiconductor device includes a first semiconductor chip provided with a first semiconductor element including a plurality of element electrodes; and a first substrate having an element mounting surface on which the first semiconductor chip is mounted. The first substrate includes a plurality of first electrodes, each formed on the element mounting surface; a plurality of first interconnects connected to the first electrodes; a plurality of second electrodes formed on a surface opposite to the element mounting surface; a plurality of second interconnects connected to the second electrodes; a plurality of through-hole interconnects penetrating the first substrate and connecting the first interconnects to the second interconnects; and a third semiconductor element. The first side of the first substrate is shorter than the first side of the first semiconductor chip.
    Type: Application
    Filed: June 13, 2012
    Publication date: October 11, 2012
    Applicant: PANASONIC CORPORATION
    Inventors: Fumito Itou, Hiroshige Hirano, Yukitoshi Ota
  • Publication number: 20120112354
    Abstract: A semiconductor device includes a first interconnect layer and a second interconnect layer provided above or under the first interconnect layer. The first interconnect layer includes a plurality of first interconnect blocks, and in each of the first interconnect blocks, a first interconnect has a first potential, and extends in at least two or more directions, and a second interconnect has a second potential, and extends in at least two or more directions. The second interconnect layer includes a third interconnect which electrically connects the first interconnect of one of a pair of adjacent first interconnect blocks and the first interconnect of the other of the pair of adjacent first interconnect blocks, and a fourth interconnect which electrically connects the second interconnect of one of the pair of adjacent first interconnect blocks and the second interconnect of the other of the pair of adjacent first interconnect blocks.
    Type: Application
    Filed: November 4, 2011
    Publication date: May 10, 2012
    Applicant: PANASONIC CORPORATION
    Inventors: Hiroshige Hirano, Yukitoshi Ota
  • Publication number: 20120025394
    Abstract: A semiconductor device includes: a first insulating film formed on a substrate; a pad embedded in the first insulating film; and a second insulating film that is formed on the first insulating film and has an opening exposing at least part of the pad. The pad includes a plurality of pad interconnects, and an interconnect link is provided to electrically connect adjacent interconnects among the plurality of pad interconnects. The width of the pad interconnects is smaller than the height of the pad interconnects and larger than the width of the interconnect link.
    Type: Application
    Filed: July 27, 2011
    Publication date: February 2, 2012
    Inventors: Hiroshige Hirano, Yukitoshi Ota, Yutaka Itoh
  • Patent number: 8044482
    Abstract: A semiconductor device includes an insulating film formed on a semiconductor substrate, a contact wiring formed in the insulating film, a protective film formed on the contact wiring and the insulating film, an opening portion formed in the protective film, the contact wiring being exposed through the opening portion, and an electrode pad formed in the opening portion, the electrode pad being electrically connected to the contact wiring. A region where the contact wiring is not provided is present below the opening portion.
    Type: Grant
    Filed: August 12, 2009
    Date of Patent: October 25, 2011
    Assignee: Panasonic Corporation
    Inventors: Yukitoshi Ota, Hiroshige Hirano, Yutaka Itou, Koji Koike
  • Publication number: 20110175232
    Abstract: A semiconductor device includes an electrode pad formed above a semiconductor substrate, and being a connecting portion for an external electrical connection; a multilayer body including a plurality of first interconnect layers formed in a plurality of insulating films stacked between the semiconductor substrate and the connecting portion and including an upper interconnect connected to the connecting portion, and a via configured to connect the first interconnect layers; a ring body formed in the plurality of insulating films to surround the multilayer body without interposing space, and including a plurality of second interconnect layers and at least one line via linearly connecting the second interconnect layers; and a lead line electrically connecting the connecting portion to an internal circuit. The multilayer body is connected to the ring body by at least one of the plurality of first interconnect layers. The lead line is connected to the ring body.
    Type: Application
    Filed: December 22, 2010
    Publication date: July 21, 2011
    Inventors: Yukitoshi OTA, Hiroshige Hirano, Yutaka Itou
  • Publication number: 20100283130
    Abstract: A semiconductor device includes: a semiconductor substrate having a first surface as a surface on which an element is formed, and a second surface opposite to the first surface; a through hole formed so as to extend through the semiconductor substrate from the first surface to the second surface; an insulating film formed on an inner wall of the through hole; and a conductive portion formed in a space surrounded by the insulating film in the through hole. The insulating film continuously extends on the inner wall of the through hole and on the second surface.
    Type: Application
    Filed: July 26, 2010
    Publication date: November 11, 2010
    Applicant: PANASONIC CORPORATION
    Inventors: Taichi NISHIO, Hiroshige Hirano, Yukitoshi Ota
  • Publication number: 20100225005
    Abstract: A semiconductor device includes a plurality of through vias extending through a substrate. The plurality of through vias are arranged dividedly in three or more via groups. Each of the via groups includes three or more of the through vias that are arranged in two dimensions.
    Type: Application
    Filed: May 18, 2010
    Publication date: September 9, 2010
    Applicant: PANASONIC CORPORATION
    Inventors: Taichi NISHIO, Hiroshige Hirano, Yukitoshi Ota
  • Patent number: 7777304
    Abstract: A seal ring is continuously formed along a boundary between a semiconductor element region and a scribe grid region, auxiliary parts are intermittently arranged along the seal ring, and the seal ring is constituted by a metal layer.
    Type: Grant
    Filed: August 3, 2006
    Date of Patent: August 17, 2010
    Assignee: Panasonic Corporation
    Inventors: Tsuyoshi Hamatani, Yukitoshi Ota
  • Patent number: 7728429
    Abstract: A semiconductor device in accordance with the present invention includes IC chips (semiconductor elements) (2, 3, 4) having solder bumps (24) (projecting electrodes) formed on electrode pads, and a first wiring board (1) having connection terminals (7) to which the respective solder bumps (24) of the IC chips (2, 3, 4) are connected, external connection terminals (8) for connection to an external apparatus, and conductor wires (9) provided in respective groove portions formed in a board surface and connected to the respective connection terminals (7). In spite of the reduced pitch of the conductor wires (9), the presence of the groove portions enables an increase in cross section, allowing a reduction in wiring resistance.
    Type: Grant
    Filed: July 17, 2007
    Date of Patent: June 1, 2010
    Assignee: Panasonic Corporation
    Inventors: Isamu Aokura, Toshiyuki Fukuda, Yukitoshi Ota, Keiji Miki
  • Publication number: 20100090344
    Abstract: A semiconductor device includes an insulating film formed on a semiconductor substrate, a contact wiring formed in the insulating film, a protective film formed on the contact wiring and the insulating film, an opening portion formed in the protective film, the contact wiring being exposed through the opening portion, and an electrode pad formed in the opening portion, the electrode pad being electrically connected to the contact wiring. A region where the contact wiring is not provided is present below the opening portion.
    Type: Application
    Filed: August 12, 2009
    Publication date: April 15, 2010
    Inventors: Yukitoshi Ota, Hiroshige Hirano, Yutaka Itou, Koji Koike
  • Publication number: 20080087993
    Abstract: A semiconductor device in accordance with the present invention includes IC chips (semiconductor elements) (2, 3, 4) having solder bumps (24) (projecting electrodes) formed on electrode pads, and a first wiring board (1) having connection terminals (7) to which the respective solder bumps (24) of the IC chips (2, 3, 4) are connected, external connection terminals (8) for connection to an external apparatus, and conductor wires (9) provided in respective groove portions formed in a board surface and connected to the respective connection terminals (7). In spite of the reduced pitch of the conductor wires (9), the presence of the groove portions enables an increase in cross section, allowing a reduction in wiring resistance.
    Type: Application
    Filed: July 17, 2007
    Publication date: April 17, 2008
    Applicant: Matsushita Electric Industrial Co., Ltd.
    Inventors: Isamu Aokura, Toshiyuki Fukuda, Yukitoshi Ota, Keiji Miki
  • Publication number: 20070138638
    Abstract: In a semiconductor device having a multilayer interconnection structure, wires are formed by a damascene process, at least part of electrode pads includes a first conductive layer having a region provided for an electrical connection with an external unit. Herein, the first conductive layer is formed on a passivation film that is formed a semiconductor substrate and is indispensable for the multilayer interconnection structure.
    Type: Application
    Filed: November 9, 2006
    Publication date: June 21, 2007
    Applicant: Matsushita Electric Industrial Co., Ltd.
    Inventors: Yukitoshi Ota, Noriyuki Nagai, Tsuyoshi Hamatani
  • Publication number: 20070029641
    Abstract: A seal ring is continuously formed along a boundary between a semiconductor element region and a scribe grid region, auxiliary parts are intermittently arranged along the seal ring, and the seal ring is constituted by a metal layer.
    Type: Application
    Filed: August 3, 2006
    Publication date: February 8, 2007
    Applicant: Matsushita Electric Industrial Co., Ltd.
    Inventors: Tsuyoshi Hamatani, Yukitoshi Ota