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公开(公告)号：US11565623B2
公开(公告)日：2023-01-31
申请号：US17671336
申请日：2022-02-14
发明人： Hiroshi Iwai , Ryosuke Shiozaki , Shuji Akamatsu , Osamu Shibata , Ken Takahashi
IPC分类号： B60Q1/04 , H01Q1/44 , H01Q1/32 , F21S41/30 , G01S13/931
摘要： A light apparatus mounted on a vehicle includes a lamp that emits light into a first region through a first cover and a radar provided on a lower side or an upper side of the lamp. The radar includes a separator provided between the lamp and the radar, a circuit board having a board surface arranged in a substantially horizontal manner, and an antenna that is disposed on the board surface of the circuit board, transmits electromagnetic waves through a second cover in a second region that is at least partially different from the first region, and receives reflected waves through the second cover from objects outside the vehicle in the second region.
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公开(公告)号：US20150214598A1
公开(公告)日：2015-07-30
申请号：US14420297
申请日：2014-05-23
CPC分类号： H01Q1/02 , H01L2223/6677 , H01L2224/16227 , H01L2224/32225 , H01L2224/73204 , H01L2924/1532 , H01Q1/2283 , H01Q1/24 , H01Q21/06 , H01Q23/00 , H05K1/0203 , H05K1/0243 , H05K1/0298 , H05K1/141 , H05K2201/10098
摘要： As a wireless module which is capable of improving heat dissipation while suppressing degradation of antenna characteristics, there is provided a wireless module including: a first substrate having a first surface on which a plurality of antennas and a ground portion are disposed; and a heat dissipating member disposed opposite the first surface of the first substrate. The heat dissipating member includes a plurality of openings corresponding to the plurality of antennas respectively and an intervening portion which intervenes between the plurality of openings. The ground portion is disposed between the first substrate and the heat dissipating member.
摘要翻译： 作为能够改善散热同时抑制天线特性劣化的无线模块，提供了一种无线模块，包括：第一基板，具有设置有多个天线和接地部的第一表面; 以及与第一基板的第一表面相对设置的散热构件。 散热构件包括分别对应于多个天线的多个开口和介于多个开口之间的中间部分。 接地部设置在第一基板和散热构件之间。
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公开(公告)号：US11639993B2
公开(公告)日：2023-05-02
申请号：US17159981
申请日：2021-01-27
发明人： Ryosuke Shiozaki , Yuto Suzuki , Tooru Miura , Ken Takahashi
IPC分类号： G01S13/931 , H01Q21/06
摘要： A radar apparatus includes an antenna composed of an end-fire array antenna and including a plurality of antenna elements; and a circuit board in which the plurality of antenna elements is disposed side by side in a first direction. At least one of the plurality of antenna elements is parallel to a substrate surface of the circuit board. A directivity of at least one of the plurality of antenna elements is set to a third direction tilted with respect to the first direction and a second direction orthogonal to the first direction.
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公开(公告)号：US11619706B2
公开(公告)日：2023-04-04
申请号：US17530188
申请日：2021-11-18
发明人： Kenta Iwasa , Hidekuni Yomo , Ryosuke Shiozaki
IPC分类号： G01S7/03 , G01S7/28 , H01Q3/34 , G01S13/87 , G01S13/931
摘要： A radar device includes a radar transmitting circuit that transmits radar signals from a transmission array antenna, and a radar receiving circuit that receives returning wave signals, where the radar signals have been reflected at a target, from a receiving array antenna. One of the transmitting array antenna and the receiving array antenna includes multiple first antennas of which phase centers are laid out along a first axis direction. The other of the transmitting array antenna and the receiving array antenna includes multiple second antennas of which phase centers are laid out at a second spacing along a second axis direction that is different from the first axis direction. The multiple first antennas include multiple antennas of which the phase centers are laid out at a first spacing, and multiple antennas of which the phase centers are laid out at a third spacing that is different from the first spacing.
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公开(公告)号：US11056766B2
公开(公告)日：2021-07-06
申请号：US16559179
申请日：2019-09-03
发明人： Ken Takahashi , Ryosuke Shiozaki , Hiroshi Iwai
摘要： An antenna apparatus for transmitting and receiving electromagnetic waves via a cover member disposed outside, including: first and second antenna sections that are disposed adjacently to each other along a direction orthogonal to a predetermined direction to which the electromagnetic waves are transmitted and received and that transmit the electromagnetic waves, respectively; and first and second dielectric lenses that are disposed in the predetermined direction to which the first and second antenna sections transmit their electromagnetic waves and narrow beams of the electromagnetic waves transmitted by the first and second antennas, respectively, to transmit to the outside, in which an outer end face of first dielectric lens protrudes further forward in the predetermined direction than an outer end face of second dielectric lens.
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公开(公告)号：US10575396B2
公开(公告)日：2020-02-25
申请号：US15920508
申请日：2018-03-14
发明人： Ryosuke Shiozaki , Yuto Suzuki , Hideki Iwaki
摘要： A circuit board includes: a substrate; a first power feed line disposed so as to be close to a plurality of radiating elements provided on a surface of the substrate and to extend in a first direction; a first connection conductor extending in a second direction orthogonal to the first direction, one end of the first connection conductor being connected to the first power feed line substantially at its central portion in the first direction; and a second power feed line that has a first line part extending in a third direction orthogonal to the second direction, the first line part joining to another end of the first connection conductor, and also has a second line part branching from the first line part, the second line part joining to the other end from a third direction side.
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公开(公告)号：US10141658B2
公开(公告)日：2018-11-27
申请号：US15603062
申请日：2017-05-23
发明人： Chie Yamamoto , Hideki Iwaki , Ryosuke Shiozaki
IPC分类号： H01Q21/00 , H01Q21/22 , H01Q1/38 , H01Q3/34 , H01Q9/04 , H05K1/02 , H01P5/02 , H01Q1/32 , H01Q11/04 , H01Q21/06 , H01Q21/08 , H05K1/03 , H05K3/46
摘要： An antenna module includes a multilayer board, a phased array antenna that includes antenna elements arranged on an outer face of a second conductor layer included in the multilayer board and adjusts one or more beam directions of the antenna elements, a radio frequency (RF) chip that is arranged on an outer face of first conductor layers included in the multilayer board and outputs the radio frequency signal, a matching circuit that is arranged on the outer face of the first conductor layers and adjusts matching between impedance of the antenna elements and impedance of the RF chip, a through hole that couples the first conductor layers and the second conductor layer, and one or more vias that are on an outer side in a diameter direction of the through hole and couples the first conductor layers.
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公开(公告)号：US11209518B2
公开(公告)日：2021-12-28
申请号：US16299725
申请日：2019-03-12
发明人： Kenta Iwasa , Hidekuni Yomo , Ryosuke Shiozaki
IPC分类号： G01S7/03 , G01S7/28 , H01Q3/34 , G01S13/87 , G01S13/931
摘要： A radar device includes a radar transmitting circuit that transmits radar signals from a transmission array antenna, and a radar receiving circuit that receives returning wave signals, where the radar signals have been reflected at a target, from a receiving array antenna. One of the transmitting array antenna and the receiving array antenna includes multiple first antennas of which phase centers are laid out along a first axis direction. The other of the transmitting array antenna and the receiving array antenna includes multiple second antennas of which phase centers are laid out at a second spacing along a second axis direction that is different from the first axis direction. The multiple first antennas include multiple antennas of which the phase centers are laid out at a first spacing, and multiple antennas of which the phase centers are laid out at a third spacing that is different from the first spacing.
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公开(公告)号：US10985471B2
公开(公告)日：2021-04-20
申请号：US16198913
申请日：2018-11-23
发明人： Ryosuke Shiozaki , Tomohiro Yui , Ken Takahashi , Yuichi Kashino , Kouji Suzuki , Noriaki Saito , Shigeki Nakamura
IPC分类号： H01Q19/06 , G01S13/931 , G01S7/03 , H01Q1/32 , H01Q21/08 , H01Q15/08 , H01Q19/30 , H01Q1/42 , H01Q3/34 , H01Q9/04 , H01Q19/10 , H05K1/02 , H05K1/18 , H05K7/14 , G01S13/87 , G01S7/02
摘要： A radar device includes: a housing that includes an aperture in a front direction as a transmitting direction of an electromagnetic wave; a circuit board disposed in the housing such that a board surface extends along the front direction; an antenna unit that includes antenna elements being arrayed along a direction intersecting the front direction in a region on a side in the front direction of the circuit board, and that transmits the electromagnetic wave to the outside of the housing through the aperture and receives a reflected wave of the electromagnetic wave; and a dielectric lens that is disposed in the aperture of the housing to extend along a direction in which the antenna elements are arrayed and that has a semi-cylindrical shape or a parabolic-cylindrical shape projecting in the front direction.
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公开(公告)号：US10117327B2
公开(公告)日：2018-10-30
申请号：US15017538
申请日：2016-02-05
发明人： Ryosuke Shiozaki , Maki Nakamura , Junji Sato
摘要： A radio-frequency module includes: boards; interconnect parts that are conductor layers on the individual boards, at least one of the conductor layers being connected to an RF chip; a land that is a conductor layer connected to one of the interconnect parts; a transmission unit disposed between the boards, connected to the boards through the land to transmit a signal; a ground conductor disposed around the land and the interconnect part connected to the land; an isolation part disposed between the interconnect layer connected to the land and the ground conductor to isolate the interconnect layer connected to the land from the ground conductor; and a coupling part disposed between the land and the ground conductor to short-circuit the land and the ground conductor.
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