Patents by Inventor Sensho USAMI

Sensho USAMI 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: 11069655
    Abstract: A semiconductor device includes a composite chip mounted over a wiring substrate, the composite chip including a first area, a second area that is provided independently from the first area, and a third area including a first material between the first and second areas. The first area includes a first circuit formed in the first area, and the second area includes a second circuit formed in the second area. The first area is spaced apart from the second area by the first material.
    Type: Grant
    Filed: November 17, 2017
    Date of Patent: July 20, 2021
    Assignee: Micron Technology, Inc.
    Inventors: Sensho Usami, Kazuhiko Shibata, Yutaka Kagaya
  • Patent number: 10537018
    Abstract: One semiconductor device includes a wiring substrate, a first semiconductor chip that is mounted on one surface of the wiring substrate, a second semiconductor chip that is laminated on the first semiconductor chip so as to form exposed surfaces where the surface of the first semiconductor chip is partially exposed, silicon substrates that are mounted on the exposed surfaces and serve as warping control members, and an encapsulation body that is formed on the wiring substrate so as to cover the first semiconductor chip, the second semiconductor chip and the silicon substrates.
    Type: Grant
    Filed: April 24, 2019
    Date of Patent: January 14, 2020
    Assignee: Longitude Licensing Limited
    Inventor: Sensho Usami
  • Patent number: 10431556
    Abstract: A semiconductor chip 10 flip-chip mounted on a first surface 32 of a wiring substrate 30, a semiconductor chip 20 flip-chip mounted on a second surface 33 of the wiring substrate 30, a sealing resin 71 covering the semiconductor chip 10, a sealing resin 72 covering the semiconductor chip 20, a plurality of conductive posts provided to penetrate through the sealing resin 72, and a plurality of solder balls mounted on second ends of the plurality of conductive posts exposed from the sealing resin 72 are provided; and the mounting directions of the semiconductor chips 10 and 20 are mutually different by 90°. Both of the planar shapes of the semiconductor chips 10 and 20 are rectangular shapes, the semiconductor chip 10 is mounted so that the long sides thereof are parallel to the long sides of the wiring substrate 30, and the semiconductor chip 20 is mounted so that the long sides thereof are perpendicular to the long sides of the wiring substrate 30.
    Type: Grant
    Filed: September 8, 2017
    Date of Patent: October 1, 2019
    Assignee: Micron Technology, Inc.
    Inventors: Sensho Usami, Koji Hosokawa
  • Publication number: 20190254160
    Abstract: One semiconductor device includes a wiring substrate, a first semiconductor chip that is mounted on one surface of the wiring substrate, a second semiconductor chip that is laminated on the first semiconductor chip so as to form exposed surfaces where the surface of the first semiconductor chip is partially exposed, silicon substrates that are mounted on the exposed surfaces and serve as warping control members, and an encapsulation body that is formed on the wiring substrate so as to cover the first semiconductor chip, the second semiconductor chip and the silicon substrates.
    Type: Application
    Filed: April 24, 2019
    Publication date: August 15, 2019
    Inventor: Sensho Usami
  • Patent number: 10342118
    Abstract: One semiconductor device includes a wiring substrate, a first semiconductor chip that is mounted on one surface of the wiring substrate, a second semiconductor chip that is laminated on the first semiconductor chip so as to form exposed surfaces where the surface of the first semiconductor chip is partially exposed, silicon substrates that are mounted on the exposed surfaces and serve as warping control members, and an encapsulation body that is formed on the wiring substrate so as to cover the first semiconductor chip, the second semiconductor chip and the silicon substrates.
    Type: Grant
    Filed: March 20, 2014
    Date of Patent: July 2, 2019
    Assignee: LONGITUDE LICENSING LIMITED
    Inventor: Sensho Usami
  • Publication number: 20180076173
    Abstract: A semiconductor device includes a composite chip mounted over the a wiring substrate, the composite chip including a first area, a second area that is provided independently from the first area, and a third area including a first material between the first and second areas. the first area including a first circuit formed in the first area, and the second area including a second circuit formed in the second area. The first area is spaced apart from the second area by the first material.
    Type: Application
    Filed: November 17, 2017
    Publication date: March 15, 2018
    Inventors: Sensho Usami, Kazuhiko Shibata, Yutaka Kagaya
  • Publication number: 20170373021
    Abstract: A semiconductor chip 10 flip-chip mounted on a first surface 32 of a wiring substrate 30, a semiconductor chip 20 flip-chip mounted on a second surface 33 of the wiring substrate 30, a sealing resin 71 covering the semiconductor chip 10, a sealing resin 72 covering the semiconductor chip 20, a plurality of conductive posts provided to penetrate through the sealing resin 72, and a plurality of solder balls mounted on second ends of the plurality of conductive posts exposed from the sealing resin 72 are provided; and the mounting directions of the semiconductor chips 10 and 20 are mutually different by 90°. Both of the planar shapes of the semiconductor chips 10 and 20 are rectangular shapes, the semiconductor chip 10 is mounted so that the long sides thereof are parallel to the long sides of the wiring substrate 30, and the semiconductor chip 20 is mounted so that the long sides thereof are perpendicular to the long sides of the wiring substrate 30.
    Type: Application
    Filed: September 8, 2017
    Publication date: December 28, 2017
    Inventors: Sensho Usami, Koji Hosokawa
  • Patent number: 9837377
    Abstract: A semiconductor device includes a composite chip mounted over the a wiring substrate, the composite chip including a first area and a second area that is provided independently from the first area, the first area including a first circuit formed in the first area, and the second area including a second circuit formed in the second area.
    Type: Grant
    Filed: October 21, 2014
    Date of Patent: December 5, 2017
    Assignee: Micron Technology, Inc.
    Inventors: Sensho Usami, Kazuhiko Shibata, Yutaka Kagaya
  • Patent number: 9799611
    Abstract: A semiconductor chip 10 flip-chip mounted on a first surface 32 of a wiring substrate 30, a semiconductor chip 20 flip-chip mounted on a second surface 33 of the wiring substrate 30, a sealing resin 71 covering the semiconductor chip 10, a sealing resin 72 covering the semiconductor chip 20, a plurality of conductive posts provided to penetrate through the sealing resin 72, and a plurality of solder balls mounted on second ends of the plurality of conductive posts exposed from the sealing resin 72 are provided; and the mounting directions of the semiconductor chips 10 and 20 are mutually different by 90°. Both of the planar shapes of the semiconductor chips 10 and 20 are rectangular shapes, the semiconductor chip 10 is mounted so that the long sides thereof are parallel to the long sides of the wiring substrate 30, and the semiconductor chip 20 is mounted so that the long sides thereof are perpendicular to the long sides of the wiring substrate 30.
    Type: Grant
    Filed: August 5, 2016
    Date of Patent: October 24, 2017
    Assignee: Micron Technology, Inc.
    Inventors: Sensho Usami, Koji Hosokawa
  • Patent number: 9748204
    Abstract: According to the present invention, a semiconductor device includes a substrate including a first surface and a second surface opposite to the first surface, a first layer formed over the first surface, a second layer thicker than the first layer formed over the first portion of the first layer, the first and second layers being formed of a same material, a first semiconductor chip mounted over a second portion of the first layer; and a second semiconductor chip commonly mounted over the first semiconductor chip and the second layer.
    Type: Grant
    Filed: August 24, 2015
    Date of Patent: August 29, 2017
    Assignee: Micron Technology, Inc.
    Inventors: Sensho Usami, Koji Hosokawa
  • Patent number: 9601447
    Abstract: A semiconductor chip at least includes a row of first electrode pad group, which includes at least one first independent electrode pad and multiple first common electrode pads. The interval between the first independent electrode pad and an electrode pad adjacent thereto is defined as “first pitch”, and the interval between adjacent electrode pads making up the multiple first common electrode pads is defined as “second pitch”. The first pitch is determined to be larger than the second pitch.
    Type: Grant
    Filed: May 15, 2015
    Date of Patent: March 21, 2017
    Assignee: Micron Technology, Inc.
    Inventor: Sensho Usami
  • Publication number: 20170005020
    Abstract: A sample semiconductor device is manufactured and the curvature of the sample is measured. An area is set to be removed from an encapsulation resin layer on the basis of the measurement value. After forming the encapsulation resin layer during the process of manufacturing the semiconductor device, the removal area is removed.
    Type: Application
    Filed: July 11, 2016
    Publication date: January 5, 2017
    Inventor: Sensho Usami
  • Publication number: 20160343675
    Abstract: A semiconductor chip 10 flip-chip mounted on a first surface 32 of a wiring substrate 30, a semiconductor chip 20 flip-chip mounted on a second surface 33 of the wiring substrate 30, a sealing resin 71 covering the semiconductor chip 10, a sealing resin 72 covering the semiconductor chip 20, a plurality of conductive posts provided to penetrate through the sealing resin 72, and a plurality of solder balls mounted on second ends of the plurality of conductive posts exposed from the sealing resin 72 are provided; and the mounting directions of the semiconductor chips 10 and 20 are mutually different by 90°. Both of the planar shapes of the semiconductor chips 10 and 20 are rectangular shapes, the semiconductor chip 10 is mounted so that the long sides thereof are parallel to the long sides of the wiring substrate 30, and the semiconductor chip 20 is mounted so that the long sides thereof are perpendicular to the long sides of the wiring substrate 30.
    Type: Application
    Filed: August 5, 2016
    Publication date: November 24, 2016
    Inventors: Sensho Usami, Koji Hosokawa
  • Patent number: 9418907
    Abstract: A sample semiconductor device is manufactured and the curvature of the sample is measured. An area is set to be removed from an encapsulation resin layer on the basis of the measurement value. After forming the encapsulation resin layer during the process of manufacturing the semiconductor device, the removal area is removed.
    Type: Grant
    Filed: January 17, 2014
    Date of Patent: August 16, 2016
    Assignee: PS5 LUXCO S.A.R.L.
    Inventor: Sensho Usami
  • Patent number: 9418968
    Abstract: A semiconductor chip 10 flip-chip mounted on a first surface 32 of a wiring substrate 30, a semiconductor chip 20 flip-chip mounted on a second surface 33 of the wiring substrate 30, a sealing resin 71 covering the semiconductor chip 10, a sealing resin 72 covering the semiconductor chip 20, a plurality of conductive posts provided to penetrate through the sealing resin 72, and a plurality of solder balls mounted on second ends of the plurality of conductive posts exposed from the sealing resin 72 are provided; and the mounting directions of the semiconductor chips 10 and 20 are mutually different by 90°. Both of the planar shapes of the semiconductor chips 10 and 20 are rectangular shapes, the semiconductor chip 10 is mounted so that the long sides thereof are parallel to the long sides of the wiring substrate 30, and the semiconductor chip 20 is mounted so that the long sides thereof are perpendicular to the long sides of the wiring substrate 30.
    Type: Grant
    Filed: March 25, 2015
    Date of Patent: August 16, 2016
    Assignee: Micron Technology, Inc.
    Inventors: Sensho Usami, Koji Hosokawa
  • Publication number: 20160064358
    Abstract: According to the present invention, a semiconductor device includes a substrate including a first surface and a second surface opposite to the first surface, a first layer formed over the first surface, a second layer thicker than the first layer formed over the first portion of the first layer, the first and second layers being formed of a same material, a first semiconductor chip mounted over a second portion of the first layer; and a second semiconductor chip commonly mounted over the first semiconductor chip and the second layer.
    Type: Application
    Filed: August 24, 2015
    Publication date: March 3, 2016
    Inventors: Sensho Usami, Koji Hosokawa
  • Publication number: 20160050748
    Abstract: One semiconductor device includes a wiring substrate, a first semiconductor chip that is mounted on one surface of the wiring substrate, a second semiconductor chip that is laminated on the first semiconductor chip so as to form exposed surfaces where the surface of the first semiconductor chip is partially exposed, silicon substrates that are mounted on the exposed surfaces and serve as warping control members, and an encapsulation body that is formed on the wiring substrate so as to cover the first semiconductor chip, the second semiconductor chip and the silicon substrates.
    Type: Application
    Filed: March 20, 2014
    Publication date: February 18, 2016
    Inventor: Sensho Usami
  • Publication number: 20150357251
    Abstract: A sample semiconductor device is manufactured and the curvature of the sample is measured. An area is set to be removed from an encapsulation resin layer on the basis of the measurement value. After forming the encapsulation resin layer during the process of manufacturing the semiconductor device, the removal area is removed.
    Type: Application
    Filed: January 17, 2014
    Publication date: December 10, 2015
    Inventor: Sensho Usami
  • Publication number: 20150340311
    Abstract: A semiconductor chip at least includes a row of first electrode pad group, which includes at least one first independent electrode pad and multiple first common electrode pads. The interval between the first independent electrode pad and an electrode pad adjacent thereto is defined as “first pitch”, and the interval between adjacent electrode pads making up the multiple first common electrode pads is defined as “second pitch”. The first pitch is determined to be larger than the second pitch.
    Type: Application
    Filed: May 15, 2015
    Publication date: November 26, 2015
    Applicant: MICRON TECHNOLOGY, INC.
    Inventor: Sensho Usami
  • Publication number: 20150279820
    Abstract: A semiconductor chip 10 flip-chip mounted on a first surface 32 of a wiring substrate 30, a semiconductor chip 20 flip-chip mounted on a second surface 33 of the wiring substrate 30, a sealing resin 71 covering the semiconductor chip 10, a sealing resin 72 covering the semiconductor chip 20, a plurality of conductive posts provided to penetrate through the sealing resin 72, and a plurality of solder balls mounted on second ends of the plurality of conductive posts exposed from the sealing resin 72 are provided; and the mounting directions of the semiconductor chips 10 and 20 are mutually different by 90°. Both of the planar shapes of the semiconductor chips 10 and 20 are rectangular shapes, the semiconductor chip 10 is mounted so that the long sides thereof are parallel to the long sides of the wiring substrate 30, and the semiconductor chip 20 is mounted so that the long sides thereof are perpendicular to the long sides of the wiring substrate 30.
    Type: Application
    Filed: March 25, 2015
    Publication date: October 1, 2015
    Inventors: Sensho Usami, Koji Hosokawa