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公开(公告)号：US20170346180A1
公开(公告)日：2017-11-30
申请号：US15602147
申请日：2017-05-23
Inventor： KEN TAKAHASHI , YUICHI KASHINO , RYOSUKE SHIOZAKI
CPC classification number: H01Q1/528 , H01P3/081 , H01Q1/24 , H01Q1/38 , H01Q1/42 , H01Q1/525 , H01Q9/0407 , H01Q9/045 , H01Q9/0457 , H01Q21/0075
Abstract: A dielectric substrate for transmitting a signal with a frequency F0 includes a dielectric and a copper film pattern arranged on a first surface of the dielectric. The copper film pattern has a first dimension L in a direction parallel to a propagation direction of an electromagnetic wave that has the frequency F0 and that propagates on the first surface, and the first dimension L is given by: L = 1 ɛ r - 1 k λ 0 where εr represents a relative permittivity of the dielectric, k represents a constant in a range of 0.15 to 0.70, and λ0 represents a free space wavelength of the signal.
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公开(公告)号：US20190165460A1
公开(公告)日：2019-05-30
申请号：US16198908
申请日：2018-11-23
Inventor： RYOSUKE SHIOZAKI , TOMOHIRO YUI , KOUJI SUZUKI , NORIAKI SAITO , YUICHI KASHINO , KEN TAKAHASHI
Abstract: An antenna device that includes a housing formed with an window surface and transmits and receives an electromagnetic wave through a cover member facing the window surface, comprises: a transmitting antenna that is provided inside the housing and transmits the electromagnetic wave to a side of the cover member; a receiving antenna that receives the electromagnetic wave; a circuit board that extends along a transmission direction of the electromagnetic wave and includes a board surface provided with the transmitting antenna and the receiving antenna; and a dielectric lens covering the window surface that narrows a beam of the electromagnetic wave transmitted from the transmitting antenna to transmit the beam outside the housing and collects the electromagnetic wave from outside the housing to transmit the electromagnetic wave to the receiving antenna.
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公开(公告)号：US20190165483A1
公开(公告)日：2019-05-30
申请号：US16198912
申请日：2018-11-23
Inventor： RYOSUKE SHIOZAKI , TOMOHIRO YUI , KEN TAKAHASHI , YUICHI KASHINO , KOUJI SUZUKI , NORIAKI SAITO , SHIGEKI NAKAMURA
IPC: H01Q19/06 , H01Q1/42 , H01Q9/04 , H01Q19/10 , H01Q1/32 , H05K1/02 , H05K1/18 , H05K7/14 , G01S7/03 , G01S13/93 , H01Q3/34
Abstract: A radar device includes: an antenna unit including antenna elements arrayed along a direction intersecting a front direction in a circuit board, transmitting an electromagnetic wave upward of a board surface of the circuit board, and receiving a reflected wave of the electromagnetic wave; a reflection unit supported above the board surface of the circuit board in a housing, reflecting the electromagnetic wave transmitted from the antenna unit to change a traveling direction of the electromagnetic wave to the front direction, and reflecting the reflected wave from the front direction to change a traveling direction of the reflected wave to a direction toward the antenna unit; and a dielectric lens disposed in an aperture of the housing to extend along a direction in which the antenna elements are arrayed, and having a semi-cylindrical shape or a parabolic-cylindrical shape projecting in the front direction.
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公开(公告)号：US20190165462A1
公开(公告)日：2019-05-30
申请号：US16198910
申请日：2018-11-23
Inventor： RYOSUKE SHIOZAKI , KEN TAKAHASHI , TOMOHIRO YUI , NORIAKI SAITO , KOUJI SUZUKI , YUICHI KASHINO
IPC: H01Q1/42 , H01Q1/12 , H01Q1/32 , H01Q9/04 , H01Q19/06 , H01Q19/10 , H05K1/02 , H05K1/18 , H01Q17/00
CPC classification number: H01Q1/42 , G01S13/931 , G01S2007/027 , H01Q1/12 , H01Q1/3233 , H01Q1/325 , H01Q1/3283 , H01Q9/0407 , H01Q15/08 , H01Q15/14 , H01Q17/00 , H01Q19/062 , H01Q19/10 , H01Q21/065 , H05K1/0243 , H05K1/181 , H05K2201/10098
Abstract: An antenna device that has a housing formed with a window surface and transmits and receives an electromagnetic wave through a cover member facing the window surface, the antenna device having a length in a direction of transmitting and receiving the electromagnetic wave that is greater than a height thereof, comprises: a circuit board that is provided inside the housing; a reflection plate that is provided inside the housing and faces a board surface of the circuit board; a transmitting antenna that is provided inside the housing and transmits the electromagnetic wave to a side of the reflection plate; and a receiving antenna that is provided inside the housing and receives the electromagnetic wave.
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公开(公告)号：US20180013194A1
公开(公告)日：2018-01-11
申请号：US15634287
申请日：2017-06-27
Inventor： RYOSUKE SHIOZAKI , YUICHI KASHINO , KEN TAKAHASHI , YUTO SUZUKI
CPC classification number: H01Q1/3233 , H01Q1/005 , H01Q1/421 , H01Q1/528 , H01Q15/14 , H01Q21/065
Abstract: An antenna device comprising: one or more substrates; a first radiating element disposed on a first region of a surface of the one or more substrates that face a cover covering the antenna device: a second radiating element disposed on a second region of the surface of the one or more substrates that face the cover; a first reflecting plate that reflects an electromagnetic wave from the first radiating element; and a second reflecting plate that reflects an electromagnetic wave from the second radiating element, wherein the first reflecting plate and the second reflecting plate take different positions in a direction perpendicular to the surface of the one or more substrates that face the cover, and the first region and the second region are regions that do not overlap each other on the surface of the one or more substrates that face the cover.
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Patent Agency Ranking
公开(公告)号：US20190288383A1
公开(公告)日：2019-09-19
申请号：US16286659
申请日：2019-02-27
Inventor： RYOSUKE SHIOZAKI , OSAMU SHIBATA , KEN TAKAHASHI
Abstract: An antenna device, transmitting and receiving an electromagnetic wave via a cover member arranged to cover a front region of an outside of a device, includes: a circuit board; an antenna disposed in the circuit board, transmitting the electromagnetic wave toward the front region, and receiving the electromagnetic wave from the front region; a housing having an opening in a front surface for passage of the electromagnetic wave and housing the circuit board for transmission and reception of the electromagnetic wave via the opening; and a bracket retaining the housing and fixing the housing to the cover member in a front direction of the opening. The bracket has a sheet-shaped or plate-shaped adjuster that is disposed to cover a region in the front direction of the opening and closely contact with an inner surface of the cover member and adjusts pass characteristics of the electromagnetic wave in the cover member.
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公开(公告)号：US20190165484A1
公开(公告)日：2019-05-30
申请号：US16198913
申请日：2018-11-23
Inventor： RYOSUKE SHIOZAKI , TOMOHIRO YUI , KEN TAKAHASHI , YUICHI KASHINO , KOUJI SUZUKI , NORIAKI SAITO , SHIGEKI NAKAMURA
IPC: H01Q19/06 , H01Q1/42 , H01Q1/32 , H01Q9/04 , H01Q19/10 , H05K1/02 , H05K1/18 , H05K7/14 , H01Q3/34 , G01S7/03 , G01S13/93
Abstract: 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：US20190165482A1
公开(公告)日：2019-05-30
申请号：US16198911
申请日：2018-11-23
Inventor： RYOSUKE SHIOZAKI , TOMOHIRO YUI , KEN TAKAHASHI , YUICHI KASHINO , KOUJI SUZUKI , NORIAKI SAITO , SHIGEKI NAKAMURA
IPC: H01Q19/06 , H01Q1/42 , H01Q9/04 , H01Q19/10 , H01Q1/32 , H05K7/14 , H05K1/02 , H05K1/18 , G01S7/03 , G01S13/93 , H01Q3/34
Abstract: A radar device includes: a case having an opening at the front in a forward direction, which is a transmission direction of electromagnetic waves; a circuit board placed in the case, the circuit board having first and second circuit board parts, one component side of the first circuit board part facing in the forward direction, the component sides of the second circuit board part extending along the forward direction; a transmission antenna and reception antenna composed of a plurality of antenna elements placed into an array in a direction crossing the forward direction in an area, facing in the forward direction, on the circuit board; and a dielectric lens having a semi-cylindrical or parabolic cylindrical shape in the forward direction, the dielectric lens being placed in the opening in the case so as to extend along a direction in which the plurality of antenna elements are placed into an array.
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公开(公告)号：US20190165461A1
公开(公告)日：2019-05-30
申请号：US16198909
申请日：2018-11-23
Inventor： RYOSUKE SHIOZAKI , TOMOHIRO YUI , KEN TAKAHASHI , NORIAKI SAITO , KOUJI SUZUKI , YUICHI KASHINO
Abstract: An antenna device having a case in which an opening is formed transmits and receives an electromagnetic wave through a cover member opposite to the opening. The antenna device includes a circuit board that has a first circuit board part having a component side opposite to the cover member and also has a second circuit board part extending in a direction perpendicular to the component side, the circuit board being disposed in the case. The antenna device also includes a transmission antenna that sends the electromagnetic wave toward the cover member, the transmission antenna being disposed on the component side, and a reception antenna that receives the electromagnetic wave, the reception antenna being disposed on the component side.
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公开(公告)号：US20170365935A1
公开(公告)日：2017-12-21
申请号：US15617685
申请日：2017-06-08
Inventor： YUICHI KASHINO , RYOSUKE SHIOZAKI , KEN TAKAHASHI
CPC classification number: H01Q21/22 , H01Q3/2629 , H01Q3/34 , H01Q9/0407 , H01Q13/206 , H01Q21/005 , H01Q21/0075 , H01Q21/064 , H01Q21/065 , H01Q21/24 , H01Q25/00
Abstract: An array antenna includes a dielectric substrate, and a plurality of radiating elements being arranged linearly and provided on a first face of the dielectric substrate, each of the plurality of radiating elements having linear polarization and a rotation reference point, wherein one or more radiating elements included in the plurality of radiating elements are rotated differently with respect to the corresponding rotation reference positions each other.
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