Patents by Inventor Takuya Shimada

Takuya Shimada 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: 20190019945
    Abstract: According to one embodiment, a magnetic element includes a first member and a first magnetic portion. The first member includes a first region, a second region, and a third region positioned between the first region and the second region in a first direction. The first region includes at least one first element selected from the group consisting of Au, Ir, Al, Ta, TaN, W, Hf, Pt, and Pd. The second region includes at least one second element selected from the group. The third region includes at least one third element selected from the group. A concentration of the third element in the third region is lower than a concentration of the first element in the first region and lower than a concentration of the second element in the second region. A direction from the first region toward the first magnetic portion is aligned with a second direction.
    Type: Application
    Filed: March 5, 2018
    Publication date: January 17, 2019
    Inventors: Nobuyuki UMETSU, Tsuyoshi Kondo, Yasuaki Ootera, Takuya Shimada, Michael Arnaud Quinsat, Masaki Kado, Susumu Hashimoto, Shiho Nakamura
  • Publication number: 20180358104
    Abstract: According to one embodiment, a magnetic memory device includes a first magnetic portion extending in a first direction, a first magnetic layer, and a first nonmagnetic layer provided between the first magnetic layer and a portion of the first magnetic portion. The first magnetic portion has a first surface. The first surface includes bottom portions, and top portions. The bottom portions and the top portions are arranged alternately in the first direction. The bottom portions include a first bottom portion, a second bottom portion adjacent to the first bottom portion in the first direction, a third bottom portion, and a fourth bottom portion adjacent to the third bottom portion in the first direction. The top portions include a first top portion provided between the first bottom portion and the second bottom portion, and a second top portion provided between the third bottom portion and the fourth bottom portion.
    Type: Application
    Filed: March 8, 2018
    Publication date: December 13, 2018
    Applicant: Toshiba Memory Corporation
    Inventors: Yasuaki OOTERA, Tsuyoshi Kondo, Nobuyuki Umetsu, Michael Arnaud Quinsat, Takuya Shimada, Masaki Kado, Susumu Hashimoto, Shiho Nakamura
  • Patent number: 10141067
    Abstract: According to the embodiment, a magnetic memory device includes a magnetic body. The magnetic body includes first and second extending regions, and a first connecting region. The first extending region spreads along a first direction and along a second direction crossing the first direction, and includes first and second end portions extending in the first direction. The second end portion is separated from the first end portion in the second direction. The second extending region spreads along the first direction and along a third direction crossing the first direction, and includes third and fourth end portions extending in the first direction. The fourth end portion is separated from the third end portion in the third direction. The first connecting region is provided between the first and third end portions, and connects the first end portion with the third end portion.
    Type: Grant
    Filed: August 31, 2016
    Date of Patent: November 27, 2018
    Assignee: Toshiba Memory Corporation
    Inventors: Michael Arnaud Quinsat, Tsuyoshi Kondo, Hirofumi Morise, Takuya Shimada, Yasuaki Ootera, Masaki Kado, Shiho Nakamura
  • Patent number: 10127958
    Abstract: According to one embodiment, the magnetic memory includes a structure including a first magnetic layer and a conductive layer, a second magnetic layer, an intermediate layer, a third magnetic layer, and a fourth magnetic layer. The first magnetic layer is provided between the second magnetic layer and the conductive layer. The intermediate layer is provided between the second magnetic layer and the first magnetic layer. The third magnetic layer is provided between a second electrode and the intermediate layer. The fourth magnetic layer is provided between a first electrode and the intermediate layer. Further, the magnetic memory includes a first conductive-type first semiconductor layer electrically connected with the first electrode, a first conductive-type second semiconductor layer electrically connected with the second magnetic layer, and a second conductive-type third semiconductor layer electrically connected with the first semiconductor layer and the second semiconductor layer.
    Type: Grant
    Filed: February 27, 2017
    Date of Patent: November 13, 2018
    Assignee: Toshiba Memory Corporation
    Inventors: Tsuyoshi Kondo, Takuya Shimada, Yasuaki Ootera
  • Patent number: 10122891
    Abstract: There is provided a recording data generating apparatus that generates recording data used for reproducing a gloss of an image by recording inclined structures on a recording medium, the recording data generating apparatus including: a conversion unit that converts gloss data with a first resolution having an inclined structure as one pixel into inclined structure data representing a combination ratio of a predetermined number of kinds of inclined structures; a halftone processing unit that generates N-value quantization data representing one of the predetermined number of kinds of inclined structures by performing a halftone process of the inclined structure data of each pixel with the first resolution, N being equal to the predetermined number of kinds; and a recording data generating unit that generates recording data used for recording one of the predetermined number of kinds of inclined structures for each pixel with the first resolution based on the quantization data.
    Type: Grant
    Filed: September 21, 2016
    Date of Patent: November 6, 2018
    Assignee: CANON KABUSHIKI KAISHA
    Inventor: Takuya Shimada
  • Patent number: 10084126
    Abstract: According to one embodiment, a magnetic memory device includes first and second magnetic members, and a conductive member. The first magnetic member includes first, second, and third extending portions. The first extending portion extends along a first direction. The second extending portion extends along a second direction. The third extending portion includes a third connection portion connected with the first and second extending portions. The third extending portion extends along a third direction. The conductive member extends along a fourth direction. The first and second directions are inclined with respect to the fourth direction. The conductive member includes a portion overlapping at least parts of the first and second extending portions in a fifth direction. The fifth direction crosses the first, the second and the fourth directions. The conductive member includes a metal. A direction from the third extending portion toward the second magnetic member crosses the third direction.
    Type: Grant
    Filed: July 27, 2017
    Date of Patent: September 25, 2018
    Assignee: Toshiba Memory Corporation
    Inventors: Michael Arnaud Quinsat, Takuya Shimada, Tsuyoshi Kondo
  • Publication number: 20180269381
    Abstract: According to one embodiment, a magnetic memory device includes first and second magnetic members, and a conductive member. The first magnetic member includes first, second, and third extending portions. The first extending portion extends along a first direction. The second extending portion extends along a second direction. The third extending portion includes a third connection portion connected with the first and second extending portions. The third extending portion extends along a third direction. The conductive member extends along a fourth direction. The first and second directions are inclined with respect to the fourth direction. The conductive member includes a portion overlapping at least parts of the first and second extending portions in a fifth direction. The fifth direction crosses the first, the second and the fourth directions. The conductive member includes a metal. A direction from the third extending portion toward the second magnetic member crosses the third direction.
    Type: Application
    Filed: July 27, 2017
    Publication date: September 20, 2018
    Inventors: Michael Arnaud Quinsat, Takuya Shimada, Tsuyoshi Kondo
  • Publication number: 20180262649
    Abstract: Appearance data including at least color information and gloss information of an object to be reproduced is inputted. Color mapping is performed to map the color information into a color reproducible range of an appearance reproduction apparatus, based on information indicating an appearance reproducible range of the appearance reproduction apparatus. A gloss reproducible range, in which the appearance reproduction apparatus can reproduce gloss while keeping the color information after the color mapping, is obtained based on the information indicating the appearance reproducible range. Gloss mapping is performed to map the gloss information into the gloss reproducible range. An output signal to be outputted to the appearance reproduction apparatus is generated based on mapped appearance data including the color information after the color mapping and the gloss information after the gloss mapping.
    Type: Application
    Filed: January 21, 2016
    Publication date: September 13, 2018
    Inventors: Takuya Shimada, Shoei Moribe, Naoya Takesue
  • Publication number: 20180254076
    Abstract: According to an embodiment, a magnetic memory includes a first magnetic portion, a second magnetic portion, a first nonmagnetic portion, and a controller. The first magnetic portion includes a first portion and a second portion. The controller in a first operation supplies a first current from the first portion toward the second portion. The controller in a second operation supplies a second current to from the second portion toward the first portion. A first electrical resistance value can be different from a second electrical resistance value. The first electrical resistance value is between the second magnetic portion and the portion of the first magnetic portion before the first operation and the second operation are performed. The second electrical resistance value is between the second magnetic portion and the portion of the first magnetic portion after the first operation and the second operation are performed.
    Type: Application
    Filed: September 11, 2017
    Publication date: September 6, 2018
    Applicant: TOSHIBA MEMORY CORPORATION
    Inventors: Hirofumi MORISE, Tsuyoshi KONDO, Nobuyuki UMETSU, Yasuaki OOTERA, Susumu HASHIMOTO, Masaki KADO, Takuya SHIMADA, Michael Arnaud QUINSAT, Shiho NAKAMURA
  • Patent number: 10032499
    Abstract: According to one embodiment, a magnetic memory device includes a first magnetic body and a second magnetic body. The first magnetic body extends in a first direction. The second magnetic body extends in the first direction. A distance between the second magnetic body and the first magnetic body changes periodically along the first direction.
    Type: Grant
    Filed: September 16, 2016
    Date of Patent: July 24, 2018
    Assignee: Toshiba Memory Corporation
    Inventors: Masaki Kado, Tsuyoshi Kondo, Hirofumi Morise, Yasuaki Ootera, Takuya Shimada, Michael Arnaud Quinsat, Shiho Nakamura
  • Patent number: 9997565
    Abstract: According to one embodiment, a magnetic memory element comprises a first magnetic unit, a second magnetic unit, a first insulating unit, a first electrode, a second electrode, and a third electrode. The first magnetic unit includes a plurality of magnetic domains. The second magnetic unit includes a first region and a second region. The first region includes a conductive material. The second region includes an insulating material. At least one of the first region or the second region is magnetic. The first insulating unit is provided between the first magnetic unit and the second magnetic unit. The first electrode and the second electrode are connected to the first magnetic unit. A part of the second magnetic unit and a part of the first insulating unit are provided between the third electrode and a part of the first magnetic unit.
    Type: Grant
    Filed: April 19, 2017
    Date of Patent: June 12, 2018
    Assignee: Toshiba Memory Corporation
    Inventors: Takuya Shimada, Hirofumi Morise, Shiho Nakamura, Tsuyoshi Kondo, Yasuaki Ootera, Michael Arnaud Quinsat
  • Patent number: 9886199
    Abstract: According to one embodiment, a magnetic memory device includes a first memory unit including a first memory array and a first drive unit, a second memory unit including a second memory array and a second drive unit, and a controller. The first memory array includes a first magnetic shift register unit. The second memory array includes a second magnetic shift register unit. The controller subdivides input data into a plurality of one-dimensional bit input arrays. The one-dimensional bit input arrays include a first array and a second array. The controller stores the first array in the first magnetic shift register unit on a last in, first out basis, and stores the second array in the second magnetic shift register unit on a last in, first out basis.
    Type: Grant
    Filed: January 27, 2016
    Date of Patent: February 6, 2018
    Assignee: Kabushiki Kaisha Toshiba
    Inventors: Tsuyoshi Kondo, Hirofumi Morise, Yasuaki Ootera, Takuya Shimada, Michael Amaud Quinsat, Yoshiaki Osada, Yoshihisa Iwata
  • Publication number: 20180025763
    Abstract: According to one embodiment, the magnetic memory includes a structure including a first magnetic layer and a conductive layer, a second magnetic layer, an intermediate layer, a third magnetic layer, and a fourth magnetic layer. The first magnetic layer is provided between the second magnetic layer and the conductive layer. The intermediate layer is provided between the second magnetic layer and the first magnetic layer. The third magnetic layer is provided between a second electrode and the intermediate layer. The fourth magnetic layer is provided between a first electrode and the intermediate layer. Further, the magnetic memory includes a first conductive-type first semiconductor layer electrically connected with the first electrode, a first conductive-type second semiconductor layer electrically connected with the second magnetic layer, and a second conductive-type third semiconductor layer electrically connected with the first semiconductor layer and the second semiconductor layer.
    Type: Application
    Filed: February 27, 2017
    Publication date: January 25, 2018
    Applicant: KABUSHIKI KAISHA TOSHIBA
    Inventors: Tsuyoshi KONDO, Takuya SHIMADA, Yasuaki OOTERA
  • Patent number: 9858974
    Abstract: According to embodiments, a magnetic memory includes a structure including a first magnetic layer and a conductive layer, a second magnetic layer, a first electrode electrically 5 connected to a first portion of the structure, a second electrode provided between the first magnetic layer and the second, magnetic layer, a third magnetic layer provided insulatingly from a third portion of the structure, a third electrode electrically connected to a second portion of the 10 structure and a sixth magnetic layer provided between the first electrode and the second electrode is provided. In addition, the magnetic memory includes a first semiconductor layer having a first conductivity type electrically connected to the first electrode, a second semiconductor layer having the first conductivity type electrically connected to the third magnetic layer, and a third semiconductor layer having a second conductivity type electrically connected to the first semiconductor layer and the second semiconductor layer.
    Type: Grant
    Filed: February 28, 2017
    Date of Patent: January 2, 2018
    Assignee: Kabushiki Kaisha Toshiba
    Inventors: Tsuyoshi Kondo, Takuya Shimada, Yasuaki Ootera
  • Publication number: 20170359485
    Abstract: An image processing apparatus includes an input unit configured to receive first material appearance data representing a material appearance of an image, a material appearance mapping unit configured to convert the first material appearance data into second material appearance data corresponding to a material appearance reproducible by a material appearance reproducing apparatus, and a conversion unit configured to convert the second material appearance data into control data for reproducing the material appearance of the image using the material appearance reproducing apparatus. The first material appearance data includes a gloss signal corresponding to a specular gloss and a gloss signal corresponding to an image clarity.
    Type: Application
    Filed: December 3, 2015
    Publication date: December 14, 2017
    Inventor: Takuya Shimada
  • Patent number: 9831423
    Abstract: According to one embodiment, a magnetic memory includes a structure body including a first magnetic layer and a conductive layer, a second magnetic layer, a first electrode, a second electrode, a third magnetic layer, an intermediate layer, a third electrode, a fourth magnetic layer, and a circuit element. The first magnetic layer is disposed between the second magnetic layer and the conductive layer. The first electrode is connected to a first portion of the structure body. The intermediate layer is provided between the third magnetic layer and the second magnetic layer. The circuit element includes a first semiconductor layer, a second semiconductor layer, and a third semiconductor layer. The first semiconductor layer is connected to the first electrode. The second semiconductor layer is connected to the third magnetic layer. The third semiconductor layer is connected to the first semiconductor layer and the second semiconductor layer.
    Type: Grant
    Filed: September 9, 2016
    Date of Patent: November 28, 2017
    Assignee: Kabushiki Kaisha Toshiba
    Inventors: Tsuyoshi Kondo, Takuya Shimada, Yasuaki Ootera
  • Patent number: 9789719
    Abstract: An image processing apparatus of the present embodiment generates image data representing an image which reproduces anisotropy. The image processing apparatus of the present embodiment has a receiving unit configured to receive an input of image data having anisotropy information and a generating unit configured to generate a signal corresponding to a printing material based on the anisotropy information. The generating unit generates an ejection signal so that a first area and a second area have different smoothnesses, the first area being formed by the printing material adjacently ejected in a first direction, the second area being formed by the printing material adjacently ejected in a second direction, the second direction being different from the first direction.
    Type: Grant
    Filed: June 14, 2016
    Date of Patent: October 17, 2017
    Assignee: CANON KABUSHIKI KAISHA
    Inventor: Takuya Shimada
  • Patent number: 9779835
    Abstract: According to one embodiment, a magnetic memory device includes an element unit and a controller. The element unit includes a magnetic member, a first magnetic layer, a second magnetic layer, an intermediate layer, and a non-magnetic layer. The magnetic member includes a first region, a first portion, and a second portion. The first region is provided between the first portion and the second portion, or included in the first portion. The first magnetic layer is apart from the first region in a first direction. The second magnetic layer is provided between the first region and the first magnetic layer. The intermediate layer is provided between the first magnetic layer and the second magnetic layer. The intermediate layer is non-magnetic. The non-magnetic layer is connected with the first region. The controller is configured to supply a writing current and a shift current to the element unit.
    Type: Grant
    Filed: February 22, 2017
    Date of Patent: October 3, 2017
    Assignee: Kabushiki Kaisha Toshiba
    Inventors: Michael Arnaud Quinsat, Takuya Shimada, Hirofumi Morise, Masaki Kado, Yasuaki Ootera, Tsuyoshi Kondo, Shiho Nakamura
  • Publication number: 20170263329
    Abstract: According to the embodiment, a magnetic memory device includes a magnetic body. The magnetic body includes first and second extending regions, and a first connecting region. The first extending region spreads along a first direction and along a second direction crossing the first direction, and includes first and second end portions extending in the first direction. The second end portion is separated from the first end portion in the second direction. The second extending region spreads along the first direction and along a third direction crossing the first direction, and includes third and fourth end portions extending in the first direction. The fourth end portion is separated from the third end portion in the third direction. The first connecting region is provided between the first and third end portions, and connects the first end portion with the third end portion.
    Type: Application
    Filed: August 31, 2016
    Publication date: September 14, 2017
    Inventors: Michael Arnaud QUINSAT, Tsuyoshi KONDO, Hirofumi MORISE, Takuya SHIMADA, Yasuaki OOTERA, Masaki KADO, Shiho NAKAMURA
  • Publication number: 20170229640
    Abstract: According to one embodiment, a magnetic memory device includes a first magnetic body and a second magnetic body. The first magnetic body extends in a first direction. The second magnetic body extends in the first direction. A distance between the second magnetic body and the first magnetic body changes periodically along the first direction.
    Type: Application
    Filed: September 16, 2016
    Publication date: August 10, 2017
    Inventors: Masaki KADO, Tsuyoshi KONDO, Hirofumi MORISE, Yasuaki OOTERA, Takuya SHIMADA, Michael Arnaud Quinsat, Shiho NAKAMURA