Patents by Inventor Shingo Ono

Shingo Ono 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: 20250003831
    Abstract: The present disclosure relates to a device, including: a first light source for outputting incident light to a measured optical fiber or optical device; a second light source for outputting local light for being multiplexed with transmitted light through the measured optical fiber or optical device; and a signal processing unit for performing digital signal processing on a light-receiving signal I(t) obtained by multiplexing the transmitted light and the local light, wherein the signal processing unit is configured to calculate an autocorrelation function between the light-receiving signal I(t) and a signal I(t+?) obtained by shifting the light-receiving signal by a time ?, and to measure a delay time difference between propagation modes in the measured optical fiber or optical device, from a peak position of the autocorrelation function.
    Type: Application
    Filed: September 15, 2021
    Publication date: January 2, 2025
    Applicant: NIPPON TELEGRAPH AND TELEPHONE CORPORATION
    Inventor: Shingo ONO
  • Publication number: 20250003775
    Abstract: According to the present disclosure, there is provided an optical fiber sensing device including: a reference interferometer for producing a predetermined difference in propagation delay time in continuous light; a sensor interferometer including a plurality of Mach-Zehnder interferometers having unilateral optical paths functioning as sensor units; and a signal processing unit for performing signal processing by using a light reception signal I(t) obtained by receiving light transmitting through the sensor interferometer and a reference signal Iref-1(t) obtained by receiving light transmitting through the reference interferometer, in which the signal processing unit calculates a cross-correlation Rj between the light reception signal I(t) and the reference signal Iref-j(t), and detects a change in the j-th sensor unit by using a change in the cross-correlation Rj.
    Type: Application
    Filed: September 21, 2021
    Publication date: January 2, 2025
    Applicant: NIPPON TELEGRAPH AND TELEPHONE CORPORATION
    Inventor: Shingo ONO
  • Publication number: 20240385078
    Abstract: The present disclosure is a light reflection measurement device including: a first light source for outputting first continuous light; a second light source for outputting second continuous light as local light; and a signal processing unit for performing digital signal processing on a light reception signal I (t) obtained by multiplexing reflected light that is obtained by irradiating a measurement target with one branched light of the first continuous light, reference light that is the other branched light of the first continuous light, and the local light, in which the signal processing unit calculates an autocorrelation function between the light reception signal I (t) and a light reception signal I (t+?) obtained by shifting the light reception signal by time ?, and measures reflection on the measurement target by using a position of a peak of the autocorrelation function.
    Type: Application
    Filed: September 17, 2021
    Publication date: November 21, 2024
    Applicant: NIPPON TELEGRAPH AND TELEPHONE CORPORATION
    Inventor: Shingo ONO
  • Publication number: 20240353289
    Abstract: A light intensity distribution pattern measurement device according to the present disclosure includes: a two-dimensional imaging sensor for receiving multiplexed light that is obtained by multiplexing transmitted light obtained by injecting one branched light of first continuous light into an optical fiber under measurement, reference light that is the other branched light of the first continuous light, and local light; and a signal processing unit for performing digital signal processing on a light reception signal I (t) of each pixel obtained by the two-dimensional imaging sensor, in which the signal processing unit measures a light intensity distribution pattern, by calculating a square of an autocorrelation function between the light reception signal I (t) and a light reception signal I (t+?) obtained by shifting the light reception signal by time ?, for each pixel of the two-dimensional imaging sensor.
    Type: Application
    Filed: September 17, 2021
    Publication date: October 24, 2024
    Applicant: NIPPON TELEGRAPH AND TELEPHONE CORPORATION
    Inventor: Shingo ONO
  • Publication number: 20240259099
    Abstract: The present disclosure provides an optical access network and a method for designing the same, in which a plurality of optical cable loops, in which optical cables are connected in a loop shape, are disposed between a communication station building and an optical termination position, and the optical cable loops are connected to each other.
    Type: Application
    Filed: May 31, 2021
    Publication date: August 1, 2024
    Inventors: Taku YAMANE, Chihiro KITO, Shingo ONO
  • Publication number: 20240063911
    Abstract: An object of the present invention is to provide an optical access network that has high reliability for supporting information communication services and efficiently responds to difficult-to-predict optical fiber demand. An optical access network configuration according to the present invention includes an optical fiber cable 11 that is looped to connect a wiring section 25 and an exchange office 10 together (hereinafter, an upper loop), an optical fiber cable 21 that is looped and laid in each wiring section 25 (hereinafter, a lower loop), and an optical fiber switching function unit 31 installed at a connection point 30 between the upper loop 11 and the lower loop 21. The optical fiber switching function unit 31 is a wiring board or an optical switch which can be switched by connector connection. The wiring board or the optical switch may be remotely controllable.
    Type: Application
    Filed: January 27, 2021
    Publication date: February 22, 2024
    Applicant: NIPPON TELEGRAPH AND TELEPHONE CORPORATION
    Inventors: Shingo ONO, Chihiro KITO
  • Publication number: 20230417630
    Abstract: A backscattered light intensity measurement unit is presented that acquires a combination of backscattered light intensities of individual transmittable spatial channels of an optical fiber obtained when test light, for the respective transmittable spatial channels of the optical fiber, is incident on the optical fiber, and a transfer matrix calculation unit that calculates a transfer matrix for each section of the optical fiber in order from a side closer to an incident end of the test light, in which characteristics in a section of the optical fiber are evaluated by using the transfer matrix.
    Type: Application
    Filed: November 10, 2020
    Publication date: December 28, 2023
    Applicant: NIPPON TELEGRAPH AND TELEPHONE CORPORATION
    Inventors: Shingo ONO, Atsushi NAKAMURA
  • Publication number: 20230288191
    Abstract: An object of the present disclosure is to measure, at a high sampling rate, a distribution of a vibration pattern applied to each core after being branched.
    Type: Application
    Filed: June 22, 2020
    Publication date: September 14, 2023
    Applicant: NIPPON TELEGRAPH AND TELEPHONE CORPORATION
    Inventors: Yoshifumi WAKISAKA, Shingo ONO, Daisuke IIDA, Hiroyuki OSHIDA
  • Patent number: 11492047
    Abstract: A cowl panel comprises an upper face portion where a windshield is joined, a forward protrusion portion extending downwardly from the upper face portion, protruding forwardly, a rearward protrusion portion extending downwardly from a rear lower end of the forward protrusion portion, protruding rearwardly, and a lower face portion extending forwardly from a lower end of the rearward protrusion portion. A reinforcing member which is positioned on a forward side of the forward protrusion portion and the rearward protrusion portion of the cowl panel and joined to the forward protrusion portion and the lower face portion is provided. The reinforcing member comprises a straight portion which substantially straightly extends downwardly from a joint part where the reinforcing member is joined to the forward protrusion portion, and the straight portion is provided with a fragile part.
    Type: Grant
    Filed: October 16, 2020
    Date of Patent: November 8, 2022
    Assignee: MAZDA MOTOR CORPORATION
    Inventors: Mitsuru Wakabayashi, Seisuke Mitsunaga, Hidekazu Shiraishi, Shingo Ono
  • Patent number: 11401400
    Abstract: To provide a plastic lens which can absorb light with a wavelength of 400 to 420 nm with sufficiently high efficiency but is reduced in the absorption of light with a wavelength of around 420 nm or longer, is less affected by harmful light, suppresses yellow coloration and therefore has excellent appearance, suppresses yellowish discoloration over time, and has excellent heat resistance, light resistance, and also optical performance, particularly an excellent Abbe's number.
    Type: Grant
    Filed: October 21, 2015
    Date of Patent: August 2, 2022
    Assignees: TOKAI OPTICAL CO., LTD., MIYOSHI OIL & FAT CO., LTD.
    Inventors: Yuichi Shishino, Shingo Ono, Koji Kawai, Kotaro Kaneko, Nobuhiro Kaneko
  • Patent number: 11300455
    Abstract: Provided is an optical spectrum line width calculation method, apparatus, and program capable of calculating a spectrum line width of a laser to be measured from an optical interference signal generated by an optical interferometer having a delay line, based on a phase of the optical interference signal having a delay time longer than a delay time due to the delay line. The optical spectrum line width measurement apparatus includes a Mach-Zehnder interferometer, an optical receiver that receives an optical interference signal emitted from the Mach-Zehnder interferometer, an A/D converter that converts an analog electric signal output from the optical receiver into a digital electric signal, and a processing apparatus that processes the digital electric signal. Two light beams having a delay difference ? are generated from light emitted from the laser to be measured, and an optical interference signal is generated by multiplexing the two light beams.
    Type: Grant
    Filed: March 26, 2019
    Date of Patent: April 12, 2022
    Assignee: NIPPON TELEGRAPH AND TELEPHONE CORPORATION
    Inventors: Shingo Ono, Kunihiro Toge, Tetsuya Manabe
  • Patent number: 11280668
    Abstract: A distributed optical fiber vibration measurement device includes a phase constant difference computation unit causing the first backscattered light generated at the points of a plurality of optical fibers under test that are integrated to interfere with another light to obtain two AC components and determining a phase constant difference from the two AC components, a phase distribution data creation unit comparing amplitudes between the two AC components obtained by causing the first backscattered light generated at the points of the optical fibers under test to interfere with the other light and selecting, for each of the points, phase data regarding one of the two AC components having a larger amplitude to create phase distribution data with the phase data, and a vibration measurement unit identifying an optical path length difference between any two points of the optical fiber under test to measure vibration of the optical fiber under test.
    Type: Grant
    Filed: June 19, 2019
    Date of Patent: March 22, 2022
    Assignee: NIPPON TELEGRAPH AND TELEPHONE CORPORATION
    Inventors: Kunihiro Toge, Daisuke Iida, Shingo Ono, Yoshifumi Wakisaka, Tetsuya Manabe
  • Patent number: 11235428
    Abstract: A flux-free brazing aluminum alloy brazing sheet includes: a core material formed of aluminum alloy comprising Si of 0.50 to 0.90 mass %, Cu of 0.30 to 2.50 mass %, and Mn of 1.40 to 1.80 mass %, with a Mg content limited to 0.05 mass % or less, and with the balance being Al and inevitable impurities; an intermediate material being formed of aluminum alloy comprising Mg of 0.40 to 1.00 mass %, and Zn of 2.00 to 6.00 mass %, with the balance being Al and inevitable impurities; and a brazing material being formed of aluminum alloy comprising Si of 6.00 to 13.00 mass %, Mg of 0.05 to 0.40 mass %, and Bi of 0.010 to 0.050 mass %, with the balance being Al and inevitable impurities.
    Type: Grant
    Filed: March 5, 2019
    Date of Patent: February 1, 2022
    Assignee: UACJ CORPORATION
    Inventors: Tatsuya Ide, Yutaka Yanagawa, Shogo Yamada, Takahiro Shinoda, Shingo Ono
  • Publication number: 20210278272
    Abstract: A distributed optical fiber vibration measurement device includes a phase constant difference computation unit causing the first backscattered light generated at the points of a plurality of optical fibers under test that are integrated to interfere with another light to obtain two AC components and determining a phase constant difference from the two AC components, a phase distribution data creation unit comparing amplitudes between the two AC components obtained by causing the first backscattered light generated at the points of the optical fibers under test to interfere with the other light and selecting, for each of the points, phase data regarding one of the two AC components having a larger amplitude to create phase distribution data with the phase data, and a vibration measurement unit identifying an optical path length difference between any two points of the optical fiber under test to measure vibration of the optical fiber under test.
    Type: Application
    Filed: June 19, 2019
    Publication date: September 9, 2021
    Inventors: Kunihiro Toge, Daisuke Iida, Shingo Ono, Yoshifumi Wakisaka, Tetsuya Manabe
  • Publication number: 20210229751
    Abstract: A cowl panel comprises an upper face portion where a windshield is joined, a forward protrusion portion extending downwardly from the upper face portion, protruding forwardly, a rearward protrusion portion extending downwardly from a rear lower end of the forward protrusion portion, protruding rearwardly, and a lower face portion extending forwardly from a lower end of the rearward protrusion portion. A reinforcing member which is positioned on a forward side of the forward protrusion portion and the rearward protrusion portion of the cowl panel and joined to the forward protrusion portion and the lower face portion is provided. The reinforcing member comprises a straight portion which substantially straightly extends downwardly from a joint part where the reinforcing member is joined to the forward protrusion portion, and the straight portion is provided with a fragile part.
    Type: Application
    Filed: October 16, 2020
    Publication date: July 29, 2021
    Applicant: MAZDA MOTOR CORPORATION
    Inventors: Mitsuru WAKABAYASHI, Seisuke MITSUNAGA, Hidekazu SHIRAISHI, Shingo ONO
  • Patent number: 11072138
    Abstract: A spectacle lens manufacturing system includes resin material filling means which fills a lens mold with a lens material (heat-curable resin material), and at least a portion of the lens mold is formed by a three-dimensional printer. The lens mold includes a front lens mold having a rear surface that defines a front surface of a spectacle lens, a rear lens mold having a front surface that defines a rear surface of the spectacle lens, and a side peripheral lens mold having an inner surface that defines a side periphery of the spectacle lens. The side peripheral lens mold is formed by the three-dimensional printer.
    Type: Grant
    Filed: December 12, 2017
    Date of Patent: July 27, 2021
    Assignee: Tokai Optical Co., Ltd.
    Inventors: Atsushi Nagao, Hiroaki Watanabe, Shingo Ono, Hiroshi Ueno
  • Publication number: 20210039207
    Abstract: A flux-free brazing aluminum alloy brazing sheet includes: a core material formed of aluminum alloy comprising Si of 0.50 to 0.90 mass %, Cu of 0.30 to 2.50 mass %, and Mn of 1.40 to 1.80 mass %, with a Mg content limited to 0.05 mass % or less, and with the balance being Al and inevitable impurities; an intermediate material being formed of aluminum alloy comprising Mg of 0.40 to 1.00 mass %, and Zn of 2.00 to 6.00 mass %, with the balance being Al and inevitable impurities; and a brazing material being formed of aluminum alloy comprising Si of 6.00 to 13.00 mass %, Mg of 0.05 to 0.40 mass %, and Bi of 0.010 to 0.050 mass %, with the balance being Al and inevitable impurities.
    Type: Application
    Filed: March 5, 2019
    Publication date: February 11, 2021
    Applicants: UACJ Corporation, DENSO CORPORATION
    Inventors: Tatsuya Ide, Yutaka Yanagawa, Shogo Yamada, Takahiro Shinoda, Shingo Ono
  • Publication number: 20210018372
    Abstract: Provided is an optical spectrum line width calculation method, apparatus, and program capable of calculating a spectrum line width of a laser to be measured from an optical interference signal generated by an optical interferometer having a delay line, based on a phase of the optical interference signal having a delay time longer than a delay time due to the delay line. The optical spectrum line width measurement apparatus includes a Mach-Zehnder interferometer, an optical receiver that receives an optical interference signal emitted from the Mach-Zehnder interferometer, an A/D converter that converts an analog electric signal output from the optical receiver into a digital electric signal, and an processing apparatus that processes the digital electric signal. In the interferometer, an optical delay fiber is provided on one arm waveguide, and an optical frequency shifter is provided on the other arm waveguide.
    Type: Application
    Filed: March 26, 2019
    Publication date: January 21, 2021
    Inventors: Shingo Ono, Kunihiro Toge, Tetsuya Manabe
  • Patent number: 10688739
    Abstract: A spectacle lens manufacturing system includes resin material filling means which fills a lens mold with a lens material (heat-curable resin material), the lens mold includes a rear lens mold having a front surface that defines a rear surface of a spectacle lens, the rear lens mold has a rear lens mold base body, a three-dimensional printer which adds a aspherical surface addition portion to a front surface of the rear lens mold base body is provided, and a front surface of the rear lens mold is the front surface of the rear lens mold base body, to which the aspherical surface addition portion is added.
    Type: Grant
    Filed: December 28, 2017
    Date of Patent: June 23, 2020
    Assignee: Tokai Optical Co., Ltd.
    Inventors: Hiroaki Watanabe, Atsushi Nagao, Hisashi Ikawa, Shingo Ono, Hiroshi Ueno
  • Publication number: 20180134872
    Abstract: To provide a plastic lens which can absorb light with a wavelength of 400 to 420 nm with sufficiently high efficiency but is reduced in the absorption of light with a wavelength of around 420 nm or longer, is less affected by harmful light, suppresses yellow coloration and therefore has excellent appearance, suppresses yellowish discoloration over time, and has excellent heat resistance, light resistance, and also optical performance, particularly an excellent Abbe's number.
    Type: Application
    Filed: October 21, 2015
    Publication date: May 17, 2018
    Applicants: Tokai Optical Co., Ltd., Miyoshi Oil & Fat Co., Ltd.
    Inventors: Yuichi SHISHINO, Shingo ONO, Koji KAWAI, Kotaro KANEKO, Nobuhiro KANEKO