Patents by Inventor Masataka Ikeda

Masataka Ikeda 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: 20210348543
    Abstract: A cooling apparatus (10) for a vehicle includes air-cooling first and second heat exchangers (12, 14) that are placed beside each other. A coolant flow-out portion (32) of the first heat exchanger (12) from which a first coolant which is a cooling target of the first heat exchanger (12) flows out and a coolant flow-out portion (36) of the second heat exchanger (14) from which a second coolant which is a cooling target of the second heat exchanger (14) flows out are placed at ends at opposite positions separated along a diagonal line on a parallel placement surface of the two heat exchangers (12, 14). A first cooling fan (20) is placed opposing the coolant flow-out portion (32) of the first heat exchanger (12), and a second cooling fan (22) is placed opposing the coolant flow-out portion (36) of the second heat exchanger (14). With this configuration, cooling performance of two air-cooling heat exchangers placed beside each other can be improved.
    Type: Application
    Filed: August 23, 2019
    Publication date: November 11, 2021
    Applicants: TOYOTA JIDOSHA KABUSHIKI KAISHA, DENSO CORPORATION
    Inventors: Daisuke SAKAMOTO, Shunsuke AKA, Tetsuya IKEDA, Koji NORISADA, Souta OKABE, Etsuko KAMAKURA, Masataka MINAMIGAWA, Junichi SUEMATSU, Masashi SHIBATA
  • Publication number: 20210333333
    Abstract: The abnormal power supply voltage detection device has a function of accurately detecting the abnormal voltage in accordance with the characteristics of the semiconductor element for each semiconductor chip. Circuit group for operating the adjustment function has a function of preventing the influence of the power supply voltage of the logic system such as control in the semiconductor product malfunctions becomes abnormal. Furthermore, it has a function of detecting the abnormal voltage of the various power supplies in the semiconductor product. It also has a function to test the abnormal voltage detection function in the normal power supply voltage range during use of semiconductor products.
    Type: Application
    Filed: April 22, 2020
    Publication date: October 28, 2021
    Inventors: Tadashi KAMEYAMA, Masanori IKEDA, Masataka MINAMI, Kenichi SHIMADA, Yukitoshi TSUBOI
  • Patent number: 11139327
    Abstract: In a CMOS image sensor in which a plurality of pixels is arranged in a matrix, a transistor in which a channel formation region includes an oxide semiconductor is used for each of a charge accumulation control transistor and a reset transistor which are in a pixel portion. After a reset operation of the signal charge accumulation portion is performed in all the pixels arranged in the matrix, a charge accumulation operation by the photodiode is performed in all the pixels, and a read operation of a signal from the pixel is performed per row. Accordingly, an image can be taken without a distortion.
    Type: Grant
    Filed: October 3, 2019
    Date of Patent: October 5, 2021
    Assignee: Semiconductor Energy Laboratory Co., Ltd.
    Inventors: Yoshiyuki Kurokawa, Takayuki Ikeda, Hikaru Tamura, Munehiro Kozuma, Masataka Ikeda, Takeshi Aoki
  • Publication number: 20210294170
    Abstract: According to one embodiment, a semiconductor substrate includes a signal line including a first area overlapping a first concave groove portion and a second area not overlapping the first concave groove portion. The signal line includes a first layer and a second layer. A first end portion of the first layer of the first area projects from a side surface of the second layer in a direction parallel to a plane of the first base. The first layer of the first area includes a first portion between the side surface of the second layer and the first end portion. The first portion is in contact with a side surface of the first concave groove portion, and the side surface of the second layer is covered with the first portion in the first concave groove portion.
    Type: Application
    Filed: March 17, 2021
    Publication date: September 23, 2021
    Applicant: Japan Display Inc.
    Inventors: Gen KOIDE, Masataka IKEDA
  • Publication number: 20210273108
    Abstract: According to one embodiment, a semiconductor layer includes a base, a scanning line disposed over the base, a signal line disposed over the base, a transistor overlapping the scanning line and the signal line and including a first oxide semiconductor layer connected to the signal line, and second oxide semiconductor layers disposed in a same layer as the first oxide semiconductor layer. The second oxide semiconductor layers are disposed around the transistor, and the second oxide semiconductor layers are floating.
    Type: Application
    Filed: February 25, 2021
    Publication date: September 2, 2021
    Applicant: Japan Display Inc.
    Inventors: Hirotaka HAYASHI, Masataka IKEDA
  • Publication number: 20210265533
    Abstract: A display device includes a substrate, a plurality of pixels, a light emitting element, and an inorganic insulating layer. The pixels are provided to the substrate. The light emitting element is provided to each of the pixels. The inorganic insulating layer has translucency and covers at least part of the light emitting element. The inorganic insulating layer includes a side part and an extending part. The side part is provided to the side surface of the light emitting element. The extending part is provided at a side on the lower end of the side part and extending toward the outer side of the light emitting element than the side part in planar view seen from the normal direction of the substrate.
    Type: Application
    Filed: May 11, 2021
    Publication date: August 26, 2021
    Inventors: Osamu ITOU, Masanobu IKEDA, Masataka IKEDA
  • Patent number: 11095201
    Abstract: A drive device includes a first gate driver circuit that controls operations of the first transistor by outputting a first control signal to a control terminal of the first transistor; a second gate driver circuit that controls operations of the second transistor so that the first transistor and the second transistor are turned on/off in a complementary manner, by outputting a second control signal to the control terminal of the second transistor; and a first charge pump circuit that applies the first negative power supply voltage to the first negative power supply wiring, by generating the first negative power supply voltage having a polarity opposite to that of the first positive power supply voltage with reference to a potential of the output terminal, based on the first control signal.
    Type: Grant
    Filed: September 6, 2018
    Date of Patent: August 17, 2021
    Assignee: SHINDENGEN ELECTRIC MANUFACTURING CO., LTD.
    Inventor: Masataka Ikeda
  • Patent number: 11064617
    Abstract: A switch device for a vehicle includes: a case member having on one end side thereof an electrical connection part; and an operating member provided on an opposite end side of the case member to face a vehicle compartment. The case member includes, on an upper wall disposed on an upper side in up-down direction when mounting the case member on a vehicle body interior material: a dividing wall extending in width direction of the case member, orthogonal to the up-down direction, along the material; a first rib extending from the dividing wall toward the one end side and dividing the upper wall into a first region going into the connection part and a second region not going thereinto, and a second rib extending in the first region from an intermediate part of the first rib toward the one end side to partition the dividing wall from the connection part.
    Type: Grant
    Filed: December 17, 2019
    Date of Patent: July 13, 2021
    Assignees: Toyo Denso Co., Ltd., Honda Motor Co., Ltd.
    Inventors: Daiki Takahara, Kenichiro Miyadera, Masataka Ikeda, Yuichiro Kozuka, Masahiko Shimada, Yohei Ohuchi, Yuichi Nobusawa
  • Publication number: 20210191206
    Abstract: A display device includes a first direction, a plurality of pixels arranged in a second direction intersecting the first direction, at least one scanning signal line connected to the plurality of pixels, a scanning signal line driving circuit connected to the scanning line, the scanning signal line driving circuit includes a switch for outputting a signal to the scanning signal line, a first power supply line for providing a first voltage to the switch, a second power supply line for providing a second voltage smaller than the first voltage to the switch, and the switch is provided between the first power supply line and the second power supply line, a line width of the second power supply line is 4 times the line width of the first power supply line or more and 40 times the line width of the first power supply line or less.
    Type: Application
    Filed: December 16, 2020
    Publication date: June 24, 2021
    Applicant: Japan Display Inc.
    Inventors: Masataka IKEDA, Gen KOIDE
  • Publication number: 20210075309
    Abstract: A drive device includes a first gate driver circuit that controls operations of the first transistor by outputting a first control signal to a control terminal of the first transistor; a second gate driver circuit that controls operations of the second transistor so that the first transistor and the second transistor are turned on/off in a complementary manner, by outputting a second control signal to the control terminal of the second transistor; and a first charge pump circuit that applies the first negative power supply voltage to the first negative power supply wiring, by generating the first negative power supply voltage having a polarity opposite to that of the first positive power supply voltage with reference to a potential of the output terminal, based on the first control signal.
    Type: Application
    Filed: September 6, 2018
    Publication date: March 11, 2021
    Inventor: Masataka Ikeda
  • Publication number: 20200275565
    Abstract: A switch device for a vehicle includes: a case member having on one end side thereof an electrical connection part; and an operating member provided on an opposite end side of the case member to face a vehicle compartment. The case member includes, on an upper wall disposed on an upper side in up-down direction when mounting the case member on a vehicle body interior material: a dividing wall extending in width direction of the case member, orthogonal to the up-down direction, along the material; a first rib extending from the dividing wall toward the one end side and dividing the upper wall into a first region going into the connection part and a second region not going thereinto, and a second rib extending in the first region from an intermediate part of the first rib toward the one end side to partition the dividing wall from the connection part.
    Type: Application
    Filed: December 17, 2019
    Publication date: August 27, 2020
    Inventors: Daiki TAKAHARA, Kenichiro MIYADERA, Masataka IKEDA, Yuichiro KOZUKA, Masahiko SHIMADA, Yohei OHUCHI, Yuichi NOBUSAWA
  • Publication number: 20200251597
    Abstract: According to one embodiment, a semiconductor substrate includes a first basement, a gate line, a source line, an insulating film, a first pixel electrode, and a first transistor and a second transistor connected parallel at positions between the source line and the first pixel electrode. Each of a first semiconductor layer of the first transistor and a second semiconductor layer of the second transistor includes a first region, a second region, and a channel region. The first semiconductor layer and the second semiconductor layer are in contact with a first surface that is a surface of the insulating film on the source line side. The channel region of each of the first semiconductor layer and the second semiconductor layer wholly overlaps the gate line.
    Type: Application
    Filed: February 3, 2020
    Publication date: August 6, 2020
    Applicant: Japan Display Inc.
    Inventors: Masataka IKEDA, Hirotaka HAYASHI, Hitoshi TANAKA
  • Publication number: 20200110481
    Abstract: A touch panel capable of performing display and sensing along a curved surface or a touch panel that maintains high detection sensitivity even when it is curved along a curved surface is provided. A flexible display panel is placed along a curved portion included in a surface of a support. A first film layer is attached along a surface of the display panel by a bonding layer. Second to n-th film layers (n is an integer of 2 or more) are sequentially attached along a surface of the first film layer by bonding layers. A flexible touch sensor is attached along a surface of the n-th film layer by a bonding layer.
    Type: Application
    Filed: December 10, 2019
    Publication date: April 9, 2020
    Inventors: Daiki NAKAMURA, Masataka IKEDA
  • Publication number: 20200035726
    Abstract: In a CMOS image sensor in which a plurality of pixels is arranged in a matrix, a transistor in which a channel formation region includes an oxide semiconductor is used for each of a charge accumulation control transistor and a reset transistor which are in a pixel portion. After a reset operation of the signal charge accumulation portion is performed in all the pixels arranged in the matrix, a charge accumulation operation by the photodiode is performed in all the pixels, and a read operation of a signal from the pixel is performed per row. Accordingly, an image can be taken without a distortion.
    Type: Application
    Filed: October 3, 2019
    Publication date: January 30, 2020
    Inventors: Yoshiyuki KUROKAWA, Takayuki IKEDA, Hikaru TAMURA, Munehiro KOZUMA, Masataka IKEDA, Takeshi AOKI
  • Patent number: 10535691
    Abstract: In a CMOS image sensor in which a plurality of pixels is arranged in a matrix, a transistor in which a channel formation region includes an oxide semiconductor is used for each of a charge accumulation control transistor and a reset transistor which are in a pixel portion. After a reset operation of the signal charge accumulation portion is performed in all the pixels arranged in the matrix, a charge accumulation operation by the photodiode is performed in all the pixels, and a read operation of a signal from the pixel is performed per row. Accordingly, an image can be taken without a distortion.
    Type: Grant
    Filed: June 9, 2016
    Date of Patent: January 14, 2020
    Assignee: Semiconductor Energy Laboratory Co., Ltd.
    Inventors: Yoshiyuki Kurokawa, Takayuki Ikeda, Hikaru Tamura, Munehiro Kozuma, Masataka Ikeda, Takeshi Aoki
  • Patent number: 10534457
    Abstract: A touch panel capable of performing display and sensing along a curved surface or a touch panel that maintains high detection sensitivity even when it is curved along a curved surface is provided. A flexible display panel is placed along a curved portion included in a surface of a support. A first film layer is attached along a surface of the display panel by a bonding layer. Second to n-th film layers (n is an integer of 2 or more) are sequentially attached along a surface of the first film layer by bonding layers. A flexible touch sensor is attached along a surface of the n-th film layer by a bonding layer.
    Type: Grant
    Filed: May 24, 2018
    Date of Patent: January 14, 2020
    Assignee: Semiconductor Energy Laboratory Co., Ltd.
    Inventors: Daiki Nakamura, Masataka Ikeda
  • Patent number: 10326290
    Abstract: A power converting device converts any of DC voltages outputted from at least two DC power supplies and outputs a converted voltage. A control unit of the power converting device determines whether a first contact and a second contact of a switch are melted and joined together based on a detection signal, before a second DC power supply outputs a second DC voltage.
    Type: Grant
    Filed: September 4, 2015
    Date of Patent: June 18, 2019
    Assignee: SHINDENGEN ELECTRIC MANUFACTURING CO., LTD.
    Inventors: Masataka Ikeda, Seiichi Ando, Kazuo Yamashita
  • Patent number: 10111038
    Abstract: An inter-network connection control device used in an interconnected network includes a connection request signal forward unit that receives, from a call control device in a specific communication network, a connection request signal addressed to another communication network; an address query unit that queries an address resolution device for an address corresponding to a destination telephone number included in the connection request signal received from the connection request signal forward unit, and that obtains the address from the address resolution device; and a forward instruction unit that instructs the call control device to forward the connection request signal to the address obtained by the address query unit.
    Type: Grant
    Filed: December 24, 2015
    Date of Patent: October 23, 2018
    Assignee: NTT DOCOMO, INC.
    Inventors: Hiromasa Yamaguchi, Subrata Biswas, Akihide Sasabe, Masataka Ikeda
  • Publication number: 20180275785
    Abstract: A touch panel capable of performing display and sensing along a curved surface or a touch panel that maintains high detection sensitivity even when it is curved along a curved surface is provided. A flexible display panel is placed along a curved portion included in a surface of a support. A first film layer is attached along a surface of the display panel by a bonding layer. Second to n-th film layers (n is an integer of 2 or more) are sequentially attached along a surface of the first film layer by bonding layers. A flexible touch sensor is attached along a surface of the n-th film layer by a bonding layer.
    Type: Application
    Filed: May 24, 2018
    Publication date: September 27, 2018
    Inventors: Daiki NAKAMURA, Masataka IKEDA
  • Publication number: 20180241230
    Abstract: A power converting device converts any of DC voltages outputted from at least two DC power supplies and outputs a converted voltage. A control unit of the power converting device determines whether a first contact and a second contact of a switch are melted and joined together based on a detection signal, before a second DC power supply outputs a second DC voltage.
    Type: Application
    Filed: September 4, 2015
    Publication date: August 23, 2018
    Applicant: SHINDENGEN ELECTRIC MANUFACTURING CO., LTD.
    Inventors: Masataka IKEDA, Seiichi ANDO, Kazuo YAMASHITA