Patents by Inventor Takeshi Motegi

Takeshi Motegi 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: 11522294
    Abstract: An antenna system includes a glass plate having a thickness of 1.1 mm or more and a dielectric loss tangent of 0.005 or more at 28 GHz, and an antenna located away from one of surfaces of the glass plate, wherein a ratio of electric power radiated from the antenna to electric power input into the antenna is defined as a radiation efficiency, and when an effective wavelength of an electromagnetic wave at a predetermined frequency is 10 GHz or more is denoted as ?g and the radiation efficiency as ?0 [dB] when the glass plate and the antenna are in contact, and is denoted as ??g/2 [dB] when a distance between the one of the surfaces and the antenna is ?g/2, the glass plate and the antenna are arranged to obtain the radiation efficiency of ?A [dB] that satisfies ?A??0+(??g/2??0)×0.1.
    Type: Grant
    Filed: March 19, 2021
    Date of Patent: December 6, 2022
    Assignee: AGC INC.
    Inventors: Toshiki Sayama, Ryota Okuda, Takeshi Motegi, Osamu Kagaya
  • Publication number: 20220352620
    Abstract: An antenna device including a transparent antenna element that can be provided at a position visible from outside of a transparent cover of an electronic apparatus is provided. An antenna device includes a flexible substrate that is transparent and that is to be provided on an inner surface side opposite to an outer surface of a transparent cover, made of glass or resin, of an electronic apparatus, and an antenna element that is transparent and that is to be provided at a position, of the flexible substrate, that is visible from outside of the transparent cover, the antenna element having a directivity oriented toward an outside of the electronic apparatus.
    Type: Application
    Filed: July 15, 2022
    Publication date: November 3, 2022
    Applicant: AGC Inc.
    Inventors: Yasuo MORIMOTO, Akira KUMAGAI, Takeshi MOTEGI, Kazuhiko NIWANO, Kouichirou TAKAHASHI
  • Publication number: 20220344832
    Abstract: An antenna device includes a flexible substrate, an antenna element provided on a front surface or a rear surface of the flexible substrate, a feeding line provided on the front surface or the rear surface of the flexible substrate to feed power to the antenna element, a dielectric in a plate shape stacked on a rear side of the flexible substrate, the dielectric having flexibility and being bendable, and a reflector plate provided on a rear side of the dielectric.
    Type: Application
    Filed: July 12, 2022
    Publication date: October 27, 2022
    Applicant: AGC Inc.
    Inventors: Toshiki SAYAMA, Takeshi MOTEGI, Akira KUMAGAI, Yasuo MORIMOTO, Osamu KAGAYA, Keisuke ARAI
  • Patent number: 11480317
    Abstract: A light source device includes a plurality of light sources; a condensing optical member; a fluorescent unit that converts at least a portion of the light from the light sources and condensed by the optical member into light including converted light and light from the light sources; and a sensor that detects an anomaly in the fluorescent unit, such sensor disposed within a circular area circumscribed by the light sources.
    Type: Grant
    Filed: August 23, 2021
    Date of Patent: October 25, 2022
    Assignee: PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.
    Inventors: Toshiaki Takenaka, Shintaro Hayashi, Shogo Motegi, Yudai Shibata, Fumiya Yagi, Takeshi Abe
  • Publication number: 20220255234
    Abstract: A distributed antenna includes a strip member extending in a strip-like shape including a dielectric body of a plate shape having a first surface that is one surface of the dielectric body and a second surface that is opposite to the first surface; a transmission line provided on the first surface, on the second surface, or between the first surface and the second surface; and a plurality of antenna elements electrically connected to the transmission line and disposed in a distributed manner on the first surface or on the second surface, or electrically connected to the transmission line and disposed in a distributed manner between the first surface and the second surface.
    Type: Application
    Filed: April 27, 2022
    Publication date: August 11, 2022
    Applicant: AGC Inc.
    Inventors: Akira KUMAGAI, Yasuo MORIMOTO, Takeshi MOTEGI, Keisuke ARAI, Osamu KAGAYA
  • Patent number: 11402078
    Abstract: A device includes a light source; a first lens for condensing light emitted by the light source; a member for converting at least a portion of the condensed light; a sensor for detecting light traveling from the member back towards the light source; and a second lens for directing light traveling back toward the light source to the sensor. The first lens includes a curved first face facing the light source, and a flat second face opposite the first face; the second lens has a curved third face facing away from the first lens and with a curvature different from a curvature of the first face of the first lens, and a flat fourth face facing the second face of the first lens. The second lens is provided between the first lens and the wavelength converting member.
    Type: Grant
    Filed: August 20, 2021
    Date of Patent: August 2, 2022
    Assignee: PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.
    Inventors: Shintaro Hayashi, Fumiya Yagi, Takeshi Abe, Toshiaki Takenaka, Shogo Motegi
  • Publication number: 20220102864
    Abstract: An antenna includes an antenna conductor to be provided on an exterior side of a chassis and a flexible substrate. The flexible substrate includes a first insulating portion that is a portion of a sheet-shaped dielectric where the sheet-shaped dielectric is folded, a grounding conductor provided between the first insulating portion and the chassis, a second insulating portion that is a portion of the sheet-shaped dielectric where the sheet-shaped dielectric is not folded, and a signal line configured to feed power to the antenna conductor. A thickness of the first insulating portion is greater than a thickness of the second insulating portion.
    Type: Application
    Filed: December 8, 2021
    Publication date: March 31, 2022
    Applicant: AGC Inc.
    Inventors: Yasuo MORIMOTO, Takeshi MOTEGI, Toshiki SAYAMA, Motoshi ONO, Osamu KAGAYA
  • Publication number: 20220059948
    Abstract: A planar antenna includes a dielectric layer including a first surface and a second surface on a side opposite from the first surface, an antenna conductor provided on the first surface, a ground conductor provided on the first surface or the second surface, or provided on both of the first surface and the second surface, and a transmission line including a signal line that is connected to the antenna conductor or provided in proximity to the antenna conductor, wherein a dielectric portion of the dielectric layer that is in contact with the signal line has a loss tangent of 0.007 or less at 28 GHz.
    Type: Application
    Filed: November 4, 2021
    Publication date: February 24, 2022
    Applicant: AGC Inc.
    Inventors: Toshiki SAYAMA, Ryota OKUDA, Minami HAGIWARA, Yusuke SATO, Takeshi MOTEGI
  • Patent number: 11231655
    Abstract: To provide a control apparatus, with which driving of a driving unit can be controlled with high accuracy with a simple configuration, the control apparatus (100) according to the present invention include: a plurality of current sources (20) each being configured to supply current based on a PWM method; a first detection unit configured to detect a driving state of a driving unit (14); and a control unit (50) configured to change values of a plurality of currents (Ixf, Ixb, Iyl, and Iyr) which are supplied from the plurality of current sources (20) based on a result of the detection by the first detection unit, and which are required to drive the driving unit (14), when a value of at least one of the plurality of currents (Ixf, Ixb, Iyl, and Iyr) is a predetermined value.
    Type: Grant
    Filed: January 24, 2020
    Date of Patent: January 25, 2022
    Assignee: CANON KABUSHIKI KAISHA
    Inventor: Takeshi Motegi
  • Publication number: 20210210857
    Abstract: An antenna system includes a glass plate having a thickness of 1.1 mm or more and a dielectric loss tangent of 0.005 or more at 28 GHz, and an antenna located away from one of surfaces of the glass plate, wherein a ratio of electric power radiated from the antenna to electric power input into the antenna is defined as a radiation efficiency, and when an effective wavelength of an electromagnetic wave at a predetermined frequency is 10 GHz or more is denoted as Ag and the radiation efficiency as ?0 [dB] when the glass plate and the antenna are in contact, and is denoted as ??g/2 [dB] when a distance between the one of the surfaces and the antenna is ?g/2, the glass plate and the antenna are arranged to obtain the radiation efficiency of ?A [dB] that satisfies ?A??0+(??g/2??0)×0.1.
    Type: Application
    Filed: March 19, 2021
    Publication date: July 8, 2021
    Applicant: AGC Inc.
    Inventors: Toshiki SAYAMA, Ryota OKUDA, Takeshi MOTEGI, Osamu KAGAYA
  • Publication number: 20210021051
    Abstract: A slot array antenna includes a dielectric layer, a power feeding unit, a first coplanar waveguide formed in a conductor layer provided on one surface of the dielectric layer, and a second coplanar waveguide formed in the conductor layer, wherein each of the first coplanar waveguide and the second coplanar waveguide includes a first end part connected to a point to which the power feeding unit is connected or situated in proximity and at least one second end part connected to at least one slot formed in the conductor layer.
    Type: Application
    Filed: October 6, 2020
    Publication date: January 21, 2021
    Applicant: AGC Inc.
    Inventors: Qiang CHEN, Osamu KAGAYA, Toshiki SAYAMA, Takeshi MOTEGI
  • Publication number: 20200241430
    Abstract: To provide a control apparatus, with which driving of a driving unit can be controlled with high accuracy with a simple configuration, the control apparatus (100) according to the present invention include: a plurality of current sources (20) each being configured to supply current based on a PWM method; a first detection unit configured to detect a driving state of a driving unit (14); and a control unit (50) configured to change values of a plurality of currents (Ixf, Ixb, Iyl, and Iyr) which are supplied from the plurality of current sources (20) based on a result of the detection by the first detection unit, and which are required to drive the driving unit (14), when a value of at least one of the plurality of currents (Ixf, Ixb, Iyl, and Iyr) is a predetermined value.
    Type: Application
    Filed: January 24, 2020
    Publication date: July 30, 2020
    Inventor: Takeshi Motegi
  • Patent number: 9748658
    Abstract: First and second hot elements are formed on the front surface of a long and thin substrate. First and second earth elements are formed on the rear surface of the substrate. First and second parasitic elements are disposed adjacent to the hot elements and the earth elements, thereby forming a first-stage element. A second-stage element has a corresponding structure. A first branch line and a second branch line are formed on the front surface. The hot elements of the first-stage and second-stage elements are fed from a feeding point through the first and second branch lines. An earth line is formed on the rear surface. The earth elements of the first-stage and second-stage elements are fed from the feeding point through the earth line. The hot element and the earth element form a dipole antenna. The parasitic element is disposed adjacent to the dipole antenna to broaden a frequency band.
    Type: Grant
    Filed: March 10, 2016
    Date of Patent: August 29, 2017
    Assignee: NIPPON ANTENNA CO., LTD.
    Inventors: Takeshi Motegi, Motoki Oshima, Shinichi Kitazawa
  • Publication number: 20170033472
    Abstract: First and second hot elements are formed on the front surface of a long and thin substrate. First and second earth elements are formed on the rear surface of the substrate. First and second parasitic elements are disposed adjacent to the hot elements and the earth elements, thereby forming a first-stage element. A second-stage element has a corresponding structure. A first branch line and a second branch line are formed on the front surface. The hot elements of the first-stage and second-stage elements are fed from a feeding point through the first and second branch lines. An earth line is formed on the rear surface. The earth elements of the first-stage and second-stage elements are fed from the feeding point through the earth line. The hot element and the earth element form a dipole antenna. The parasitic element is disposed adjacent to the dipole antenna to broaden a frequency band.
    Type: Application
    Filed: March 10, 2016
    Publication date: February 2, 2017
    Applicant: NIPPON ANTENNA CO., LTD.
    Inventors: Takeshi MOTEGI, Motoki OSHIMA, Shinichi KITAZAWA
  • Patent number: 9500964
    Abstract: A lithography apparatus has a plurality of driving units each of which drives in synchronization within a specific period, a power source for supplying power required for driving to each driving unit, a plurality of capacitors capable of charging power from the power source, a plurality of switching units for switching whether or not power is supplied from the power source to the driving units and capacitors, and a controller configured to stop supplying the power to the driving units and the capacitors and to drive the driving unit with the power charged in the capacitor, in at least a part of a period of driving in synchronization concerning at least one of the plurality of the driving units, or in at least a part of a period of driving in asynchronization concerning another driving unit different from at least one of the driving unit.
    Type: Grant
    Filed: October 13, 2014
    Date of Patent: November 22, 2016
    Assignee: CANON KABUSHIKI KAISHA
    Inventors: Takeshi Motegi, Yasuhiro Motegi
  • Publication number: 20150103328
    Abstract: A lithography apparatus has a plurality of driving units each of which drives in synchronization within a specific period, a power source for supplying power required for driving to each driving unit, a plurality of capacitors capable of charging power from the power source, a plurality of switching units for switching whether or not power is supplied from the power source to the driving units and capacitors, and a controller configured to stop supplying the power to the driving units and the capacitors and to drive the driving unit with the power charged in the capacitor, in at least a part of a period of driving in synchronization concerning at least one of the plurality of the driving units, or in at least a part of a period of driving in asynchronization concerning another driving unit different from at least one of the driving unit.
    Type: Application
    Filed: October 13, 2014
    Publication date: April 16, 2015
    Inventors: Takeshi Motegi, Yasuhiro Motegi