Patents by Inventor Takayuki Shimizu

Takayuki Shimizu 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: 20210219201
    Abstract: A base station information DB (11) of a base station management apparatus (1) stores base station information that indicates wireless schemes that can be implemented by base stations (5), scheduled periods for implementation of the wireless schemes, and coverage areas of the base stations (5) in which wireless terminals can be accommodated.
    Type: Application
    Filed: August 23, 2019
    Publication date: July 15, 2021
    Applicant: NIPPON TELEGRAPH AND TELEPHONE CORPORATION
    Inventors: Takashi SHIMIZU, Maiko NAYA, Kenji SHIMIZU, Takahiro YAMAZAKI, Atsushi TANIGUCHI, Takayuki YAMADA
  • Patent number: 11061139
    Abstract: A ranging sensor includes a light emitting unit includes a plurality of light emitting elements, a light receiving unit including a plurality of light receiving elements, a space control unit, a position estimation unit, and a TOF signal processing unit, operates in cooperation with an RGB camera module, and generates target distance information for generating three-dimensional position information. The space control unit independently controls each element group including a light emitting element and a light receiving element allocated to a common subspace. The position estimation unit estimates, from received light amount distribution of a plurality of light receiving elements receiving a reflected light beam from the target existing in a space of each subspace, a position of the target in the space of the subspace group. The TOF signal processing unit performs TOF signal processing in parallel with channels whose number is less than that of light emitting elements.
    Type: Grant
    Filed: July 10, 2020
    Date of Patent: July 13, 2021
    Assignee: SHARP KABUSHIKI KAISHA
    Inventors: Hideki Sato, Takuma Hiramatsu, Takayuki Shimizu, Yoshiki Ikuta
  • Patent number: 11059444
    Abstract: An airbag system includes a main airbag device that is provided in front of an occupant and that includes a first bag body, a seat airbag device that is provided in the vehicle seat and that includes a second bag body which is configured to be deployed by being inflated toward at least sides and a front of a torso of the occupant at behind the first bag body and which is configured to restrict the occupant to the vehicle seat, and a seat displacement mechanism that is configured to release restriction by a lock section that restricts movement of the vehicle seat and that is configured to displace the occupant toward the first bag body in front in a case an input impact is equal to or larger than a predetermined strength.
    Type: Grant
    Filed: December 30, 2019
    Date of Patent: July 13, 2021
    Assignee: HONDA MOTOR CO., LTD.
    Inventors: Takashi Saso, Hiroyuki Ito, Takayuki Shimizu
  • Publication number: 20210206126
    Abstract: A composite-material molding apparatus for molding a composite material, wherein the molding apparatus is provided with: a main body; a composite-material layer in which a molding face for molding a composite material is formed, the composite-material layer coating the surface of the main body; a filamentous fiber-optic temperature sensor embedded in the composite-material layer; a heating unit provided inside the main body; and a control device for controlling the heating unit on the basis of the temperature measured by the fiber-optic temperature sensor; the fiber-optic temperature sensor being disposed in planar fashion in a plane parallel to the molding face.
    Type: Application
    Filed: January 11, 2017
    Publication date: July 8, 2021
    Inventors: Takayuki SHIMIZU, Toshio ABE
  • Patent number: 11057497
    Abstract: The disclosure includes embodiments for performing beam alignment for non-line of sight (NLOS) scenarios. The method includes receiving, at a first vehicle, one or more wireless messages that include vehicle data, wherein the vehicle data describes a second vehicle position, a second vehicle speed, and a second vehicle heading. The method also includes determining sensor data. The method also includes determining an NLOS path based on the vehicle data and the sensor data so that the NLOS path avoids a potential blockage. The method also includes determining whether the NLOS path is predicted to succeed based on a beam transmission percentage satisfying a threshold percentage. The method also includes responsive to the NLOS path being predicted to succeed, performing beam alignment between the first vehicle and the second vehicle based on the NLOS path before the potential blockage is predicted to occur.
    Type: Grant
    Filed: October 30, 2019
    Date of Patent: July 6, 2021
    Inventors: Takayuki Shimizu, Vutha Va, Gaurav Bansal
  • Patent number: 11041934
    Abstract: The disclosure includes implementations for determining a position of a vehicle using millimeter wave narrow beamforming. A method may include receiving a set of training packets that each uniquely identify a position on a portion of a roadway where the vehicle is located. Each of the training packets included in the set may be associated with only one of the millimeter wave narrow beams. The method may include identifying a training packet included in the set of training packets that has a highest receive power level among the set of training packets. The method may include determining the position uniquely identified by the training packet having the highest receive power level. The method may include determining positional information for the vehicle based on the position uniquely identified by the training packet having the highest receive power level. The positional information may describe a location of the vehicle on the roadway.
    Type: Grant
    Filed: October 8, 2018
    Date of Patent: June 22, 2021
    Inventors: Vutha Va, Takayuki Shimizu, Gaurav Bansal, Toru Nakanishi
  • Publication number: 20210141069
    Abstract: Effects of ambient light are suppressed, and distance to a detection object is measured with high precision. A ranging sensor includes a VCSEL, a SPAD array that has multiple SPADs that detect photons of pulse light emitted by the VCSEL, a SPAD array that has multiple SPADs that detect photons of reflected light where the pulse light has been reflected by a detection object, a DLL that measures a time difference between a pulse signal output from the SPADs of the SPAD array and a pulse signal output from the SPADs of the SPAD array, an ambient-light-incident SPAD determining unit that determines a SPAD on which ambient light is incident, based on pulse signals output from SPADs of the SPAD array when the VCSEL is not emitting light, and a SPAD front-end circuit that stops operation of the SPAD for which determination is made that ambient light is incident.
    Type: Application
    Filed: March 29, 2018
    Publication date: May 13, 2021
    Applicant: SHARP KABUSHIKI KAISHA
    Inventors: TAKAYUKI SHIMIZU, TAKUMA HIRAMATSU, YOSHIKI IKUTA, HIDEKI SATO
  • Publication number: 20210129531
    Abstract: There are provided a liquid jet head and so on capable of ensuring the ejection stability of the liquid even when jetting the liquid high in viscosity irrespective of the structure of the liquid jet head. The liquid jet head according to an embodiment of the present disclosure includes a plurality of nozzles, an actuator having a plurality of pressure chambers, and a drive section for applying a drive signal to the actuator. The plurality of pulses in the drive signal include at least one first pulse configured to expand the volume of the pressure chamber, and at least one second pulse configured to contract the volume of the pressure chamber, and the pressure in the pressure chamber changes with time including a plurality of extremal values in one cycle.
    Type: Application
    Filed: October 30, 2020
    Publication date: May 6, 2021
    Inventor: Takayuki SHIMIZU
  • Publication number: 20210129530
    Abstract: There are provided a liquid jet head and so on capable of ensuring the ejection stability of the liquid even when jetting the liquid high in viscosity irrespective of the structure of the liquid jet head. The liquid jet head according to an embodiment of the present disclosure includes a plurality of nozzles configured to jet liquid, an actuator having a plurality of pressure chambers communicated individually with the nozzles, and each filled with the liquid, and a drive section configured to apply a drive signal having a plurality of pulses in one cycle to the actuator to thereby expand and contract a volume of the pressure chamber to jet the liquid filling the pressure chamber from the nozzle. The plurality of pulses in the drive signal include a plurality of first pulses configured to expand the volume of the pressure chamber, and a plurality of second pulses configured to contract the volume of the pressure chamber.
    Type: Application
    Filed: October 29, 2020
    Publication date: May 6, 2021
    Inventor: Takayuki SHIMIZU
  • Patent number: 10990095
    Abstract: The disclosure includes embodiments for providing disaster mitigation for connected vehicles having hidden vehicle functionality. In some embodiments, a method includes determining, by an onboard vehicle computer of a connected vehicle, that an extreme event is occurring. In some embodiments, the method includes automatically unlocking, by the onboard vehicle computer, hidden vehicle functionality of the connected vehicle responsive to determining that the extreme event is occurring.
    Type: Grant
    Filed: April 30, 2018
    Date of Patent: April 27, 2021
    Inventor: Takayuki Shimizu
  • Publication number: 20210114712
    Abstract: The method for producing an assembly is a method for producing an assembly equipped with a member to be reinforced (20), a reinforcing member body (41), and a filler (42), wherein the reinforcing member body (41) has a pair of flanges (44) arranged spaced on the surface (20B) of the member to be reinforced (20), a web (45), and a connection portion (46) which connects the flanges (44) and the web (45) and forms a filler space (V) with the surface (20B). The method for producing an assembly includes a step for inserting a filler (42) into the filler space (V), a step for attaching a crack control member (43) to cover the end of the filler (42), a step for joining the flanges (44) and the member to be reinforced (20), and a step for curing at least the member to be reinforced (20).
    Type: Application
    Filed: November 26, 2018
    Publication date: April 22, 2021
    Inventors: Akihito SUZUKI, Kenji MURAKAMI, Kana SAKON, Akihisa OKUDA, Takayuki SHIMIZU, Takumi SHINOHARA, Jun ETO, Yukifumi TOYAMA, Junichiro MIYAGAKI, Kenichi KAWAKAMI
  • Patent number: 10960842
    Abstract: A curtain airbag device with which the position of a tether that pulls an end chamber during inflation and deployment thereof can be stabilized, thereby stabilizing the deployment behavior of the end chamber.
    Type: Grant
    Filed: May 17, 2017
    Date of Patent: March 30, 2021
    Assignee: AUTOLIV DEVELOPMENT AB
    Inventors: Takayuki Shimizu, Mitsuo Nogami, Kazuya Tamura
  • Publication number: 20210039763
    Abstract: A reinforcing member includes a flange portion extending along a surface of a target member to be reinforced, a web portion extending in a direction intersecting the surface, a joint connecting the flange portion and the web portion. In a filler space formed between the joint and the surface, a filler is placed. The filler is at least partially surrounded by a foam resin in the filler space.
    Type: Application
    Filed: February 18, 2020
    Publication date: February 11, 2021
    Inventors: Takayuki SHIMIZU, Ryoji OKABE, Akihisa OKUDA
  • Publication number: 20210039579
    Abstract: [Problem] To provide an airbag apparatus that may reliably restrain a passenger regardless of the posture of the passenger seated in a seat. [Solution] An airbag apparatus equipped in a vehicle seat having a seat cushion that forms a seating surface and a seat back that forms a backrest, comprising: an inflator that generates inflation gas; and an airbag housed within at least the seat back and deployed by inflation gas released from the inflator. The airbag includes a pair of left and right side chambers that deploy towards the front from a side portion of the seat back and an upper chamber that deploys above the head of a passenger. The airbag is rolled in a direction that intersects the longitudinal direction from a flat unfolded state prior to being housed or folded to be compressed into a long bar shape. A folded portion is formed by folding at least a location corresponding to the upper chamber of the long bar shaped airbag to house the folded portion above the seat back.
    Type: Application
    Filed: August 4, 2020
    Publication date: February 11, 2021
    Inventors: Takayuki SHIMIZU, Atsushi NAKASHIMA
  • Publication number: 20210039581
    Abstract: [Problem] To expand and deploy a hood-shaped airbag in a reliably sandwiched condition between the top of a shoulder of a seated occupant and a seatbelt in a normal set condition during a collision, and reduce injury to the occupant by a device other than an airbag such as a seatbelt or the like. [Resolution Means] An airbag device 11 contains an airbag 12 and inflator 13 integrally covering the head 2a and a side portion of a seated occupant 2. The airbag 12 in a flat condition prior to folding has a plurality of chambers 12c demarcated in a longitudinal direction. The chamber 12c has a head protecting chamber 12ca stored in an upper portion of a backrest portion 1b of a seat 1 and a pair of side protecting chambers 12cb stored in opposing positions separated in a vehicle width direction on both left and right sides of the backrest portion 1b.
    Type: Application
    Filed: August 7, 2020
    Publication date: February 11, 2021
    Inventors: Yutaka NAKAJIMA, Atsushi NAKASHIMA, Takayuki SHIMIZU
  • Publication number: 20210018628
    Abstract: A ranging sensor includes a light emitting unit includes a plurality of light emitting elements, a light receiving unit including a plurality of light receiving elements, a space control unit, a position estimation unit, and a TOF signal processing unit, operates in cooperation with an RGB camera module, and generates target distance information for generating three-dimensional position information. The space control unit independently controls each element group including a light emitting element and a light receiving element allocated to a common subspace. The position estimation unit estimates, from received light amount distribution of a plurality of light receiving elements receiving a reflected light beam from the target existing in a space of each subspace, a position of the target in the space of the subspace group. The TOF signal processing unit performs TOF signal processing in parallel with channels whose number is less than that of light emitting elements.
    Type: Application
    Filed: July 10, 2020
    Publication date: January 21, 2021
    Inventors: HIDEKI SATO, TAKUMA HIRAMATSU, TAKAYUKI SHIMIZU, YOSHIKI IKUTA
  • Patent number: 10895465
    Abstract: The disclosure includes embodiments for optimizing a route selection for a highly autonomous vehicle (“HAV”) which provides an automated driving service. In some embodiments, a method includes: generating a set of candidate routes for a journey; aggregating external data describing one or more external factors which limit an availability of the automated driving service while traveling along the candidate routes; determining a first value for an optimal degree of automation for traveling the journey based on a condition of the driver and the preferences of the driver; determining a plurality of second values for a plurality of possible degrees of automation for each candidate route based on the external data; and selecting an optimum route from the set of candidate routes by comparing the first value to the plurality of second values to determine which of the candidate routes has a second value which is closest to the first value.
    Type: Grant
    Filed: October 12, 2017
    Date of Patent: January 19, 2021
    Inventors: Takayuki Shimizu, Kunihiko Kumita
  • Patent number: 10868727
    Abstract: The disclosure includes embodiments for adaptively controlling a beamwidth setting for a millimeter wave (mmWave) communication between a first endpoint and a second endpoint. In some embodiments, a method for the first endpoint includes exchanging position data and position accuracy data with a second endpoint via a non-mmWave type channel of a vehicle-to-everything (V2X) radio. The method includes adjusting a beamwidth setting for a mmWave channel of the V2X radio based on the position data and the position accuracy data. The method includes performing a beam alignment for the mmWave channel of the V2X radio based on the beamwidth setting to modify an operation of the V2X radio so that the V2X radio exchanges a mmWave communication with the second endpoint using the beam alignment indicated by the beamwidth setting.
    Type: Grant
    Filed: January 23, 2019
    Date of Patent: December 15, 2020
    Inventors: Takayuki Shimizu, Gaurav Bansal
  • Publication number: 20200386889
    Abstract: A first SPAD array on which at least one first light beam that is at least one pulse light beam is incident and which is operated in Geiger mode, a second SPAD array on which at least one second light beam resulting from the at least one first light beam reflected by a detection object is incident and which is operated in Geiger mode, a voltage generation unit that applies a reverse bias voltage to the first SPAD array and the second SPAD array, and a SPAD photon detection rate controller that adjusts and controls a SPAD photon detection rate in accordance with a first photon detection rate indicating a rate of the number of at least one pulse signal output by the second SPAD array upon incidence of the at least one second light beam relative to the number of the at least one pulse light beam are included.
    Type: Application
    Filed: June 5, 2020
    Publication date: December 10, 2020
    Inventors: TAKAYUKI SHIMIZU, TAKUMA HIRAMATSU, YOSHIKI IKUTA, HIDEKI SATO
  • Patent number: D925480
    Type: Grant
    Filed: January 23, 2019
    Date of Patent: July 20, 2021
    Assignee: Panasonic Intellectual Property Management Co., Ltd.
    Inventors: Jumpei Oe, Youhei Ishigami, Kana Shimizu, Takafumi Omori, Tetsunori Aono, Takayuki Nakada