Patents by Inventor Nobuki Hiramatsu
Nobuki Hiramatsu 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).
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Patent number: 11970242Abstract: A brake lever and a transmission with a novel antenna are provided. The brake lever is attachable to the handlebar. The brake lever includes a long portion configured as including an electrically conductive material and an antenna located on the long portion. The antenna includes a first conductor, a second conductor facing the first conductor in a first direction, a third conductor, a fourth conductor, and a power supply line configured to be electromagnetically connected to the third conductor. The third conductor is located between the first conductor and the second conductor, is configured to capacitively connect the first conductor and the second conductor, and extends in the first direction. The fourth conductor is connected to the first conductor and the second conductor and extends in the first direction. The fourth conductor faces the long portion.Type: GrantFiled: July 17, 2020Date of Patent: April 30, 2024Assignee: KYOCERA CORPORATIONInventors: Hikaru Nekozuka, Nobuki Hiramatsu, Hiromichi Yoshikawa, Sunao Hashimoto
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Patent number: 11955736Abstract: An antenna includes a housing, a first conductor group, and a power supply line. The housing includes a first surface including at least three first corner portions, a second surface including at least three second corner portions and facing the first surface, and a side surface connecting the first and second surfaces. A housing portion is surrounded by the first, second and side surfaces. The first conductor group includes a first conductor extending along the first surface, at least three second conductors separated from one another, and a second conductor group. The second conductors extend along the side surface from the first corner portions to the second corner portions and are electrically connected to the first conductor. The second conductor group extends along the second surface and capacitively couples the at least three second conductors. The power supply line is connected to any one portion of the second conductor group.Type: GrantFiled: June 23, 2020Date of Patent: April 9, 2024Assignee: KYOCERA CORPORATIONInventors: Hiromichi Yoshikawa, Nobuki Hiramatsu, Masamichi Yonehara
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Patent number: 11942691Abstract: The present disclosure provides a novel antenna. An antenna according to an example of a plurality of embodiments of the present disclosure includes a radiation conductor, a ground conductor, a first feeding line, a second feeding line, and a connecting conductor. The first feeding line is electromagnetically connected to the radiation conductor and configured to excite the radiation conductor in a first direction. The second feeding line is electromagnetically connected to the radiation conductor and configured to excite the radiation conductor in a second direction. The connecting conductor is positioned apart from the center of the radiation conductor. The connecting conductor is spaced apart from the first feeding line by a first distance. The connecting conductor is spaced apart from the second feeding line by a second distance. The first distance is substantially equal to the second distance.Type: GrantFiled: October 29, 2019Date of Patent: March 26, 2024Assignee: KYOCERA CORPORATIONInventors: Hiromichi Yoshikawa, Nobuki Hiramatsu, Masamichi Yonehara
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Patent number: 11932733Abstract: Provided is a phenolic resin foam laminate board in which a flexible surface material is arranged on at least upper and lower surfaces of a phenolic resin foam. The phenolic resin foam contains HCFO-1224yd(Z), has a density of not less than 20 kg/m3 and not more than 55 kg/m3, a closed cell ratio of 80% or more, an average cell diameter of not less than 60 ?m and not more than 200 ?m, a percentage of an area seeping out from the surface material is 30% or less, and content of HCFO-1224yd(Z) per space volume of 22.4×10?3 m3 in the phenolic resin foam is not less than 0.06 mol and not more than 0.35 mol.Type: GrantFiled: February 5, 2021Date of Patent: March 19, 2024Assignee: Asahi Kasei Construction Materials CorporationInventors: Hisashi Mihori, Narumi Miyata, Nobuki Hiramatsu
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Publication number: 20240090050Abstract: A communication control method used in a mobile communication system including a gNB 200 and a UE performing wireless communication with the gNB 200, the communication control method including: establishing, by an RIS-UE 100B, a wireless connection with the gNB 200, the RIS-UE 100B controlling an RIS device 500 that changes a propagation direction of a radio wave incident from the gNB 200; and transmitting, by the RIS-UE 100B to the gNB 200 through wireless communication, RIS device information indicating at least one of a capability of the RIS device 500 and a control state of the RIS device 500.Type: ApplicationFiled: November 22, 2023Publication date: March 14, 2024Applicant: KYOCERA CORPORATIONInventors: Masato FUJISHIRO, Hiromichi YOSHIKAWA, Chiharu YAMAZAKI, Nobuki HIRAMATSU
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Publication number: 20240089744Abstract: A communication control method used in a mobile communication system including a gNB and a UE performing wireless communication with the gNB, the communication control method including: establishing, by an RIS-UE, a wireless connection with the gNB, the RIS-UE controlling an RIS device that changes a propagation direction of a radio wave incident from the gNB; and transmitting, by the gNB to the RIS-UE through the wireless communication, one or more pieces of RIS control information used to control the RIS device.Type: ApplicationFiled: November 22, 2023Publication date: March 14, 2024Applicant: KYOCERA CorporationInventors: Masato FUJISHIRO, Hiromichi YOSHIKAWA, Chiharu YAMAZAKI, Nobuki HIRAMATSU
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Patent number: 11909131Abstract: A resonance structure includes a first conductor; a second conductor that faces the first conductor in a first direction; one or more third conductors that are positioned between the first conductor and the second conductor, and that extend along a first plane including the first direction; and a fourth conductor that is connected to the first conductor and the second conductor, and that extends along the first plane. The first conductor and the second conductor extend along a second direction that intersects with the first plane. The first conductor and the second conductor are configured to be capacitively coupled via the one or more third conductors. The one or more third conductors have asymmetry with respect to a third direction that intersects with the first direction in the first plane.Type: GrantFiled: August 27, 2019Date of Patent: February 20, 2024Assignee: KYOCERA CORPORATIONInventors: Hiromichi Yoshikawa, Nobuki Hiramatsu, Hiroshi Uchimura
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Patent number: 11888231Abstract: An antenna includes a housing of a resin, a first conductor group, and a power supply line. The housing includes first and second surfaces opposite in a first direction, third and fourth surfaces opposite in a second direction, and a housing portion surrounded by the first-fourth surfaces. The third surface connects the first and second surfaces. The first conductor group includes a first conductor, a second conductor, a second conductor group, and a third conductor. The first conductor is closer to the first surface than the second surface. The second conductor is closer to the second surface than the first surface. The second conductor group extends along the third surface and capacitively couples the first and second conductors. The third conductor extends along the fourth surface and electrically connects the first and second conductors. The power supply line is connected to any one portion of the second conductor group.Type: GrantFiled: June 23, 2020Date of Patent: January 30, 2024Assignee: KYOCERA CORPORATIONInventors: Hiromichi Yoshikawa, Nobuki Hiramatsu, Masamichi Yonehara
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Patent number: 11876297Abstract: A structure includes first to fourth conductors. The first conductor extends along a second plane including a second direction and a third direction intersecting with the second direction. The second conductor faces the first conductor along a first direction intersecting with the second plane and extends along the second plane. The third conductor capacitively connects the first conductor and the second conductor. The fourth conductor is electrically connected to the first conductor and the second conductor, and extends along a first plane including the first direction and the third direction. In the third conductor, a surface facing an opposite direction of the fourth conductor in the second direction is covered by a resist layer that includes a dielectric body. In the resist layer, a thickness above a central portion of the third conductor is lower than a thickness above a peripheral edge portion of the third conductor.Type: GrantFiled: August 21, 2019Date of Patent: January 16, 2024Assignee: KYOCERA CORPORATIONInventors: Nobuki Hiramatsu, Hiroshi Uchimura, Sunao Hashimoto
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Patent number: 11862878Abstract: An antenna includes a radiation conductor, a ground conductor, first-fourth feeding lines, a first feeding circuit, and a second feeding circuit. The first feeding line to the fourth feeding line are configured to be electromagnetically connected to the radiation conductor. The first feeding circuit is configured to feed reversed-phased signals, which have mutually opposite phases, to the first feeding line and the third feeding line. The second feeding circuit is configured to feed reversed-phased signals, which have mutually opposite phases, to the second feeding line and the fourth feeding line. The radiation conductor is configured to be excited in a first direction due to the feed from the first feeding line and the third feeding line. The radiation conductor is configured to be excited in a second direction due to the feed from the second feeding line and the fourth feeding line.Type: GrantFiled: October 29, 2019Date of Patent: January 2, 2024Assignee: KYOCERA CORPORATIONInventors: Hiromichi Yoshikawa, Nobuki Hiramatsu, Masamichi Yonehara
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Patent number: 11843174Abstract: An antenna element includes an antenna and a filter. The antenna includes a conductor part, a ground conductor, three or more first connection conductors, a first feeding line, and a second feeding line. The conductor part extends along a first plane and includes a plurality of first conductors. The ground conductor is positioned separately from the conductor part and extends along the first plane. The connection conductors extend from the ground conductor toward the conductor part. The first feeding line is electromagnetically connected to the conductor part. The second feeding line is configured to be electromagnetically connected to the conductor part at a position different from a position of the first feeding line. The filter is configured to be electrically connected to at least one of the first feeding line and the second feeding line. The filter is positioned to be overlapped with the ground conductor.Type: GrantFiled: October 24, 2019Date of Patent: December 12, 2023Assignee: KYOCERA CORPORATIONInventor: Nobuki Hiramatsu
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Patent number: 11831082Abstract: A structure includes: a first conductor that extends in a second direction; a second conductor that faces the first conductor in a first direction and that extends along the second direction; a third conductor configured to capacitively connect the first conductor and the second conductor; a fourth conductor that is electrically connected to the first conductor and the second conductor, and that extends along a first plane; and a first resist layer that covers the fourth conductor. The fourth conductor includes a plurality of first areas exposed to outside via a plurality of through holes of the first resist layer. Each of the first conductor and the second conductor includes one or more second areas. The first resist layer extends on the first conductor and the second conductor to cover the fourth conductor, excluding the second areas. The first areas and the second areas are arranged along the first plane.Type: GrantFiled: August 21, 2019Date of Patent: November 28, 2023Assignee: KYOCERA CORPORATIONInventors: Nobuki Hiramatsu, Hiroshi Uchimura, Hiromichi Yoshikawa, Sunao Hashimoto
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Publication number: 20230379010Abstract: A communication system includes a base station configured to transmit and receive a radio wave, and a radio wave refracting plate configured to refract the radio wave transmitted from the base station at a predetermined angle to emit a refractive radio wave, when the radio wave passes through the radio wave refracting plate.Type: ApplicationFiled: October 22, 2021Publication date: November 23, 2023Inventors: Ryo ISHIDO, Nobuki HIRAMATSU, Masamichi YONEHARA, Takafumi UEHAMA
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Publication number: 20230327334Abstract: A radio wave refracting plate includes a plurality of unit structures arrayed in a first plane direction and a reference conductor serving as a reference potential of the plurality of unit structures. The plurality of unit structures is represented by an equivalent circuit including three or more resonant circuits.Type: ApplicationFiled: April 10, 2023Publication date: October 12, 2023Inventors: Nobuki HIRAMATSU, Hiromichi YOSHIKAWA
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Patent number: 11764479Abstract: Provided are a new antenna, a bicycle including the new antenna, a display apparatus including the new antenna, and an unmanned aircraft including the new antenna. An antenna includes a first conductor, a second conductor facing the first conductor in a first direction, a third conductor, a fourth conductor, and a feeding line electromagnetically connected to the third conductor. The third conductor is located between the first conductor and the second conductor, apart from the first conductor and the second conductor, and extends in the first direction. The fourth conductor is connected to the first conductor and the second conductor and extends in the first direction. The first conductor and the second conductor are capacitively connected via the third conductor. The antenna is disposed in a bicycle component of a bicycle such that the fourth conductor faces the bicycle component.Type: GrantFiled: January 7, 2019Date of Patent: September 19, 2023Assignee: KYOCERA CORPORATIONInventors: Sunao Hashimoto, Nobuki Hiramatsu, Hiroshi Uchimura, Yasuhiko Fukuoka, Masato Fujishiro, Toi Kanda
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Publication number: 20230275349Abstract: An antenna according to an aspect includes an antenna body configured to radiate an electromagnetic wave when entering a first mode exhibiting an artificial magnetic conductor character with respect to an electromagnetic wave in a first frequency band and entering a second mode serving as a resonator for the electromagnetic wave in a second frequency band higher than the first frequency band and a package receiving box (case) configured to support the antenna body and to be placed on a placement surface directly or via a placement member. The antenna body is supported by the package receiving box with a direction of an electrical current in the first mode being parallel to the placement surface.Type: ApplicationFiled: July 13, 2021Publication date: August 31, 2023Inventors: Nobuki HIRAMATSU, Hikaru NEKOZUKA, Gen MATSUI, Kenji TACHIBATAKE
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Publication number: 20230226801Abstract: In the phenolic resin foam laminate board (10), a surface material (2) is arranged on at least one of one side of a phenolic resin foam (1) and the back side of the one side. The phenolic resin foam (1) has a density of not less than 22 kg/m3 and not more than 50 kg/m3, a cell diameter of not less than 50 ?m and not more than 170 ?m, and a closed cell ratio of not less than 80%. When HCFO-1224yd(Z), aliphatic hydrocarbons having a carbon number of 6 or less, chlorinated saturated hydrocarbons having a carbon number of 5 or less, and hydrofluoroolefin are gas components, the phenolic resin foam contains only HCFO-1224yd (Z) as a gas component. A cell internal pressure of air bubble is 0.20 atm or more.Type: ApplicationFiled: January 15, 2021Publication date: July 20, 2023Applicant: Asahi Kasei Construction Materials CorporationInventors: Nobuki HIRAMATSU, Hisashi MIHORI, Takayuki KURODA
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Patent number: 11637383Abstract: A structure includes first to fourth conductors. The first conductor extends along a second plane including a second direction and a third direction intersecting with the second direction. The second conductor faces the first conductor along a first direction intersecting with the second plane and extends along the second plane. The third conductor capacitively connects the first conductor and the second conductor. The fourth conductor is electrically connected to the first conductor and the second conductor, and extends along a first plane including the first direction and the third direction. The third conductor includes a first conductive layer and a second conductive layer capacitively connected to the first conductive layer. The second conductive layer is positioned between the first conductive layer and the fourth conductor in the second direction. The first conductive layer has more thickness in the second direction as compared to thickness of the second conductive layer.Type: GrantFiled: August 21, 2019Date of Patent: April 25, 2023Assignee: KYOCERA CORPORATIONInventors: Nobuki Hiramatsu, Hiroshi Uchimura, Masamichi Yonehara, Sunao Hashimoto
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Publication number: 20230110878Abstract: An antenna includes an antenna body and a housing case. The antenna body configured to enter a first mode exhibiting an artificial magnetic conductor character with respect to an electromagnetic wave in a first frequency band and configured to enter in a second mode (TM mode) serving as a resonator for the electromagnetic wave in a second frequency band higher than the first frequency band. The housing case includes a bottom plate on which the antenna body is installed and a side wall provided standing from the bottom plate and spaced with a distance from a periphery of the antenna body. The housing case is a case made of metal including an opening in a face through which the electromagnetic wave enters and exits.Type: ApplicationFiled: March 10, 2021Publication date: April 13, 2023Inventors: Nobuki HIRAMATSU, Hikaru NEKOZUKA, Gen MATSUI, Kenji TACHIBATAKE
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Publication number: 20230104169Abstract: A communication module includes an antenna, a transmission circuit, a reception circuit, and a controller. The antenna includes a first antenna element at a transmission side and a second antenna element at a reception side and has an isolation characteristic between the first antenna element and the second antenna element. The transmission circuit is connected to the first antenna element. The reception circuit is connected to the second antenna element. The antenna includes a first variable phase unit configured to vary a phase of a transmission wave to be transmitted from the first antenna element and a second variable phase unit configured to vary a phase of a reception wave to be received by the second antenna element. The controller controls at least one of the first variable phase unit or the second variable phase unit to control an isolation of the antenna.Type: ApplicationFiled: March 11, 2021Publication date: April 6, 2023Inventors: Shinji ISOYAMA, Hiromichi YOSHIKAWA, Nobuki HIRAMATSU, Noriyoshi FUKUTA, Tomonao YUZAWA