Patents by Inventor Satoshi Tanaka

Satoshi Tanaka 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: 11258468
    Abstract: A radio frequency circuit can transfer radio frequency signals used in first and second communication systems, and includes: a first transfer circuit that transfers a radio frequency signal having a frequency range in a first communication band having first transmission and receiving bands; and a second transfer circuit that transfers a radio frequency signal having a frequency range in a second communication band having second transmission and receiving bands. The radio frequency circuit can simultaneously transmit transmission signals having frequency ranges in the first and second communication bands using the first and second transfer circuits. The first receiving band is lower than the first transmission band, the first transmission band is lower than the second transmission band, and the second transmission band is lower than the second receiving band. The first and second transfer circuits are mounted on different mounting boards.
    Type: Grant
    Filed: July 10, 2020
    Date of Patent: February 22, 2022
    Assignee: MURATA MANUFACTURING CO., LTD.
    Inventors: Atsushi Ono, Satoshi Tanaka, Hirotsugu Mori
  • Patent number: 11258406
    Abstract: A power amplifier circuit includes a first transistor, a second transistor, a first bias circuit supplying a first bias current or voltage, a second bias circuit supplying a second bias current or voltage, a first inductor, and a first capacitor. A power supply voltage is supplied to a collector of the first transistor, and an emitter thereof is grounded. A radio frequency signal and the first bias current or voltage are supplied to a base of the first transistor. The power supply voltage is supplied to a collector of the second transistor, and an emitter thereof is connected to the collector of the first transistor via the first capacitor and is grounded via the first inductor. The second bias current or voltage is supplied to a base of the second transistor. An amplified radio frequency signal is output from the collector of the second transistor.
    Type: Grant
    Filed: July 1, 2019
    Date of Patent: February 22, 2022
    Assignee: MURATA MANUFACTURING CO., LTD.
    Inventors: Satoshi Tanaka, Masatoshi Hase, Yuri Honda, Kazuo Watanabe, Takashi Soga
  • Publication number: 20220041965
    Abstract: A cell culture system includes a culture bag made of a flexible packaging material and having a plurality of ports, a medium container that stores a medium to be transferred to the culture bag, and a control part that controls the supply of the medium, tubular members are connected to the respective ports to circularly connect the culture bag and the medium container through the tubular members, the tubular member connected to a first port of the plurality of ports is provided with first supply unit (e.g., pump), and the tubular member connected to a second port of the plurality of ports is provided with second supply unit (e.g., pump), and the control part controls the operation of at least the first supply unit or the second supply unit to circulate the medium in the culture bag and the medium container.
    Type: Application
    Filed: October 25, 2021
    Publication date: February 10, 2022
    Inventors: Osamu Koseki, Satoshi Tanaka
  • Publication number: 20220042173
    Abstract: According to one embodiment, there is provided a carbon hard mask laminated on an etching target film, in which the concentration ratio of a methylene group CH2 and a methyl group CH3 contained in the carbon hard mask satisfies the expression CH2/(CH2+CH3)?0.5.
    Type: Application
    Filed: December 4, 2019
    Publication date: February 10, 2022
    Inventors: Masaru HORI, Makoto SEKINE, Hirotsugu SUGIURA, Tsuyoshi MORIYA, Satoshi TANAKA, Yoshinori MORISADA MORISADA
  • Patent number: 11245365
    Abstract: A power amplifier circuit includes a first transistor, a capacitor, and a second transistor. The first transistor has an emitter electrically connected to a reference potential, a base, and a collector electrically connected to a first power supply potential. A first end of the capacitor is electrically connected to the collector of the first transistor. The second transistor has an emitter electrically connected to a second end of the capacitor and electrically connected to the reference potential, a base, and a collector electrically connected to the first power supply potential. An RF output signal obtained by amplifying the RF input signal is output from the collector of the second transistor. A second bias circuit includes a third transistor having a collector electrically connected to a second power supply potential, a base, and an emitter from which the second bias current or voltage is output.
    Type: Grant
    Filed: March 24, 2020
    Date of Patent: February 8, 2022
    Assignee: MURATA MANUFACTURING CO., LTD.
    Inventors: Toshikazu Terashima, Satoshi Tanaka, Kazuo Watanabe, Makoto Itou, Jun Enomoto
  • Patent number: 11230130
    Abstract: Provided are a material for pressure measurement, including a color forming layer that contains microcapsules A encapsulating an electron-donating colorless dye precursor and microcapsules B not encapsulating an electron-donating colorless dye precursor, in which a volume standard median diameter D50A of the microcapsules A and a volume standard median diameter D50B of the microcapsules B satisfy Equation 1; a material composition for pressure measurement; and a material set for pressure measurement: D50A<D50B??Equation 1.
    Type: Grant
    Filed: March 26, 2019
    Date of Patent: January 25, 2022
    Assignee: FUJIFILM CORPORATION
    Inventor: Satoshi Tanaka
  • Publication number: 20220010424
    Abstract: A film forming method is provided. In the film forming method, a mask is prepared based on a measurement result of a surface state of a substrate. The mask is transferred into a process chamber and the substrate is transferred into the process chamber. Then, a film is formed on a back surface of the substrate while the mask is disposed onto the back surface of the substrate.
    Type: Application
    Filed: October 30, 2019
    Publication date: January 13, 2022
    Inventors: Yusuke SUZUKI, Tsuyoshi MORIYA, Kazuhide HASEBE, Atsushi ENDO, Satoshi TANAKA
  • Publication number: 20220009031
    Abstract: Provided is a laser annealing apparatus causing laser light to be radiated to processing receiving areas arranged, out of a first direction and a second direction perpendicular to the first direction, along at least the second direction and move a batch radiation area and a workpiece in the first direction, and the laser annealing apparatus includes an energy density measuring apparatus measuring the energy density at, out of first and second ends of the batch radiation area in the second direction, at least the second end, an energy density adjusting apparatus adjusting the energy density at the first end, and a controller controlling the energy density adjusting apparatus. The energy density at the first end when (N+1)-th scanning is performed is so adjusted that the energy density at the first end in an (N+1)-th scan area approaches the energy density at the second end in the N-th scan area.
    Type: Application
    Filed: September 28, 2021
    Publication date: January 13, 2022
    Applicant: Gigaphoton Inc.
    Inventors: Satoshi TANAKA, Akiyoshi SUZUKI, Hideo HOSHINO
  • Publication number: 20210407767
    Abstract: A plasma etching apparatus includes a processing vessel, a stage, a gas supply, a first high frequency power supply, a second high frequency power supply and a control device. The stage is provided and configured to place thereon a substrate. The gas supply is configured to supply a processing gas. The first high frequency power supply is configured to supply a first high frequency power. The second high frequency power supply is configured to supply a second high frequency power to the stage. The control device controls a supply and a stop of the supply of each of the first and the second high frequency powers at every preset cycle. The first and the second high frequency powers are supplied exclusively. A ratio of a supply time with respect to a single cycle of the first high frequency power is lower than that of the second high frequency power.
    Type: Application
    Filed: September 8, 2021
    Publication date: December 30, 2021
    Inventor: Satoshi Tanaka
  • Patent number: 11212653
    Abstract: A terminal device includes: a pedestrian-to-vehicle communication device configured to communicate with an in-vehicle terminal by using a first communication method, in which direct communication is performed as pedestrian-to-vehicle communication; a wireless LAN communication device configured to communicate with the in-vehicle terminal by using a second communication method, in which indirect communication is performed via a roadside device disposed on or near a road; and a controller configured to determine whether or not the terminal device is in a risky state based on state information indicating a state of the terminal device, and select either one of the first communication method, in which direct communication is used and the second communication method, in which indirect communication is used, based on a result of the determination.
    Type: Grant
    Filed: July 13, 2018
    Date of Patent: December 28, 2021
    Assignee: PANASONIC CORPORATION
    Inventors: Tsuyoshi Ueno, Hiroaki Sudo, Kazumasa Gomyo, Satoshi Tanaka, Shintaro Muramatsu
  • Publication number: 20210396609
    Abstract: There are provided a paste-like composition for pressure measurement, including a microcapsule that encompasses an electron-donating dye precursor and an electron-accepting compound that causes the electron-donating dye precursor to develop a color, and a pressure measurement method using the paste-like composition for pressure measurement.
    Type: Application
    Filed: September 5, 2021
    Publication date: December 23, 2021
    Applicant: FUJIFILM Corporation
    Inventor: Satoshi TANAKA
  • Publication number: 20210399701
    Abstract: A differential amplifier circuit includes a first and second amplifiers that output a differential signal in a radio-frequency band, a first inductor having a first end connected to an output end of the first amplifier, a second inductor having a first end connected to an output end of the second amplifier, a choke inductor connected to second ends of the first and second inductors, a first and second capacitors, and a switch that connects the second capacitor in parallel to the first capacitor or terminates a parallel connection of the first and second capacitors. A resonant circuit formed by connecting the first or second inductor in series with the first capacitor has a different resonant frequency from a resonant circuit formed by connecting the first or second inductor in series with the parallel-connected first and second capacitors. These resonant frequencies correspond to second harmonic frequencies of the differential signal.
    Type: Application
    Filed: June 17, 2021
    Publication date: December 23, 2021
    Inventors: Yuri HONDA, Jun ENOMOTO, Fumio HARIMA, Satoshi TANAKA
  • Publication number: 20210391640
    Abstract: A communication device includes: a first body including a first display portion; a second body including a second display portion; a communication circuit that carries out millimeter-wave band communication; and one or more millimeter-wave band communication antennas provided in at least one of the first body and the second body.
    Type: Application
    Filed: August 26, 2021
    Publication date: December 16, 2021
    Inventors: Ryuken MIZUNUMA, Satoshi TANAKA, Yasuhisa YAMAMOTO, Akiko ITABASHI
  • Publication number: 20210379870
    Abstract: An object of the present invention is to provide a cover glass that can improve the visibility of a display unit in an automobile and a method for producing a glass sheet for the cover glass. The present invention provides a cover glass that is to be installed so as to cover a display unit in an automobile, and the cover glass includes a glass body that includes a first surface facing the display unit side and a second surface opposite to the first surface, projections and depressions having a depth of 20 to 500 nm being formed on at least one of the first surface and the second surface, and a transmittance gain of the cover glass is 1% or more.
    Type: Application
    Filed: July 23, 2019
    Publication date: December 9, 2021
    Applicant: NIPPON SHEET GLASS COMPANY, LIMITED
    Inventors: Satoshi TANAKA, Takeshi YABUTA, Toru HIGUCHI, Kiyomi FUKUSHIMA
  • Publication number: 20210380917
    Abstract: In the production of a culture vessel in which a low cell-adhesive polymer as a coating agent is applied to a culture surface having a plurality of concave parts formed thereon, a use amount of the coating agent can be reduced. The low cell-adhesive polymer as the coating agent is applied to a surface of a culture base material in advance, and subsequently the culture base material is subjected to processing to form the culture vessel having the surface of the culture base material coated with the coating agent as the culture surface.
    Type: Application
    Filed: August 25, 2021
    Publication date: December 9, 2021
    Inventors: Takaharu NISHIYAMA, Satoshi TANAKA, Osamu KOSEKI, Takahiko TOTANI, Yosuke MATSUOKA
  • Publication number: 20210376799
    Abstract: A control circuit is configured to control a Doherty amplifier including a carrier amplifier and a peak amplifier. The control circuit includes a resistor having a resistance value that is irreversibly adjustable. The resistor is configured to determine, based on the resistance value, a bias of the peak amplifier. The control circuit controls a Doherty amplifier.
    Type: Application
    Filed: May 28, 2021
    Publication date: December 2, 2021
    Inventors: Satoshi TANAKA, Fumio HARIMA, Satoshi ARAYASHIKI
  • Publication number: 20210371328
    Abstract: The present invention provides a cover glass that can be installed in an automobile so as to cover a display unit including a plurality of information areas, including a glass body that has a first surface facing the display unit side, and a second surface opposite to the first surface, and that includes a plurality of transmission areas respectively corresponding to the information areas.
    Type: Application
    Filed: June 26, 2019
    Publication date: December 2, 2021
    Applicant: Nippon Sheet Glass Company, Limited
    Inventors: Toru HIGUCHI, Takeshi YABUTA, Satoshi TANAKA
  • Publication number: 20210371805
    Abstract: A liquid thickness of a medium in a culture bag used in cell culture can be controlled. A liquid thickness controlling mechanism that controls the liquid thickness of the medium filled in the culture bag provided with at least one port and formed of a soft packing material includes a detection portion that measures a change caused by a change in the liquid thickness of the medium and a control portion that controls operation of liquid delivery means disposed in a tubular member connecting the culture bag and a medium bag based on detection information inputted from the detection portion so as to control delivery of the medium between the culture bag and the medium bag. Using the liquid thickness controlling mechanism makes it possible to control the liquid thickness of the medium in the culture bag being used.
    Type: Application
    Filed: August 10, 2021
    Publication date: December 2, 2021
    Inventors: Osamu KOSEKI, Satoshi TANAKA
  • Patent number: 11190138
    Abstract: A power amplifier circuit includes a first transistor; a first bias circuit that supplies a first bias current or voltage; a capacitor; a first inductor; a second inductor; a second transistor; a second bias circuit that supplies a second bias current or voltage; a third inductor; a third transistor; a third bias circuit that supplies a third bias current or voltage; and a fourth inductor.
    Type: Grant
    Filed: December 19, 2019
    Date of Patent: November 30, 2021
    Assignee: Murata Manufacturing Co., Ltd.
    Inventors: Satoshi Tanaka, Kazuo Watanabe, Satoshi Arayashiki
  • Publication number: 20210359758
    Abstract: A communication network system is a communication network system that distributes information to a plurality of terminals inside a closed space. The communication network system includes a network server and a plurality of lighting fixtures each having an antenna that transmits and receives millimeter-wave-band communication signals to and from the terminals.
    Type: Application
    Filed: May 11, 2021
    Publication date: November 18, 2021
    Inventors: Ryuken MIZUNUMA, Satoshi TANAKA, Yasuhisa YAMAMOTO, Akiko ITABASHI