WO2019035296A1 - Couvercle d'émission d'ondes radio - Google Patents

Couvercle d'émission d'ondes radio Download PDF

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Publication number
WO2019035296A1
WO2019035296A1 PCT/JP2018/026344 JP2018026344W WO2019035296A1 WO 2019035296 A1 WO2019035296 A1 WO 2019035296A1 JP 2018026344 W JP2018026344 W JP 2018026344W WO 2019035296 A1 WO2019035296 A1 WO 2019035296A1
Authority
WO
WIPO (PCT)
Prior art keywords
radio wave
wave transmission
transmission cover
heating wire
radio
Prior art date
Application number
PCT/JP2018/026344
Other languages
English (en)
Japanese (ja)
Inventor
雄大 鈴木
幸蔵 廣谷
Original Assignee
豊田合成株式会社
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 豊田合成株式会社 filed Critical 豊田合成株式会社
Publication of WO2019035296A1 publication Critical patent/WO2019035296A1/fr

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Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S7/00—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00
    • G01S7/02—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S13/00
    • G01S7/03—Details of HF subsystems specially adapted therefor, e.g. common to transmitter and receiver
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S7/00—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00
    • G01S7/02—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S13/00
    • G01S7/40—Means for monitoring or calibrating
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q1/00—Details of, or arrangements associated with, antennas
    • H01Q1/42—Housings not intimately mechanically associated with radiating elements, e.g. radome

Definitions

  • the present invention relates to a radio wave transmission cover disposed in a radio wave path of a radio wave radar device.
  • radio wave radar device that detects obstacles and measures inter-vehicle distance by emitting radio waves such as millimeter waves and microwaves and measuring the reflected waves in vehicles such as automobiles. .
  • this radio wave radar device is disposed in a state of being exposed to the vehicle, the design of the vehicle may be impaired. Therefore, the radar device is disposed at a position inside the radio wave transmission cover (such as an emblem) having one surface that constitutes the outer surface of the vehicle, in such a manner as to be concealed from the vehicle exterior by the radio wave transmission cover.
  • the radio wave transmission cover has radio wave transmission. Therefore, radiation of radio waves from the radar apparatus to the outside of the vehicle and incidence of reflected waves from the outside of the vehicle to the radar apparatus are possible through the radio wave transmission cover.
  • the heating wire may greatly attenuate the radio waves, which may cause the performance of the radar device to deteriorate.
  • the extending direction of the heating wire in the radio wave transmission portion is determined in the direction orthogonal to the polarization plane of the radio wave.
  • the heating wire In order to remove the moisture adhering to the radio wave transmission part of the radio wave transmission cover, it is desirable to arrange the heating wire over the whole radio wave transmission part and to heat the radio wave transmission part evenly.
  • the radio wave transmission cover of Patent Document 1 although the reduction of the performance of the radio wave radar device due to the attenuation of radio waves is suppressed, the extending direction of the heating wire in the radio wave transmission cover is limited to the direction orthogonal to the polarization plane. . Therefore, in the radio wave transmission cover of Patent Document 1, there is a possibility that the heating wire can not be properly disposed on the radio wave transmission cover.
  • An object of the present invention is to provide a radio wave transmission cover which can arrange heating wires with a high degree of freedom.
  • the radio wave transmission cover for solving the above problems is a radio wave transmission cover that transmits the radio wave in the radio wave transmission cover that is integrally provided with a heating wire and configured to be disposed in the radio wave path of the radio wave radar device.
  • a plurality of heat wire parts forming a part of the heating wire are disposed at intervals in the part, and at least a part of the plurality of heat wire parts is moved toward one side in the extending direction of the heat wire parts.
  • the bending direction extends in a regular pattern alternating with each other.
  • the attenuation amount of the radio wave is particularly large when the heating wire extends linearly so that the polarization plane of the radio wave coincides with the extending direction of the heating wire.
  • a specific portion the total length of the portion (hereinafter referred to as a specific portion) in which the heating wire extends continuously in a straight line.
  • such a specific part can be eliminated.
  • the heating wire can be disposed on the radio wave transmission cover with a high degree of freedom.
  • the radio wave transmission cover it is preferable that all parts of the plurality of heat ray parts extend in the regular pattern.
  • the specific portions can be reduced in all the portions of the plurality of heat ray portions, and therefore the attenuation amount of the radio wave can be reduced regardless of the arrangement of the heat ray portions. Therefore, the heating wire (more specifically, a plurality of heating wire portions) can be disposed on the radio wave transmission cover with a higher degree of freedom.
  • the attenuation amount of the radio wave can be reduced without finely setting the relationship between the polarization plane of the radio wave and the arrangement of the heating wires, that is, the relationship between the radio wave radar device and the radio wave transmission cover, versatility of the radio wave transmission cover is improves.
  • the regular pattern is formed of only a curve. According to the above configuration, the specific portion can be eliminated in the portion of the heating wire extending in the regular pattern. Therefore, the degree of freedom in the arrangement of the heating wire on the radio wave transmission cover can be suitably increased.
  • the radio wave transmission cover is an exterior part where a portion far from the radio wave radar device forms an outer wall portion and a design portion of the vehicle, and the heating wire is provided on the far portion.
  • the water adhering to the outer surface of the radio wave transmission cover is heated compared to the case where the heating wire is provided on the side closer to the radio wave radar device (inside the vehicle) in the radio wave transmission cover Can be efficiently removed.
  • the heating wire can be disposed with a high degree of freedom while suppressing the deterioration of the design of the radio wave transmission cover with respect to the design portion forming the outer wall of the radio wave transmission cover.
  • the heating wire can be arranged with a high degree of freedom.
  • the schematic diagram which shows schematic structure of the vehicle to which the electromagnetic wave transmission cover of one Embodiment is applied.
  • (A) is a front view which shows the arrangement
  • (b) is a bottom view which shows the arrangement
  • (A) is an action view of the radio wave transmission cover of the embodiment
  • (b) is an action view of the radio wave transmission cover of the comparative example.
  • a radio wave radar device 11 is mounted on the front of a vehicle 10.
  • the radio wave radar device 11 radiates a radio wave (millimeter wave) toward the front (left side in FIG. 1) of the vehicle 10 and measures the reflected wave to detect the surrounding condition of the vehicle 10.
  • the radio wave radar device 11 radiates a radio wave so as to vibrate on a polarization plane which is a horizontal plane.
  • the said horizontal surface is a surface parallel to a road surface in more detail.
  • a radio wave transmission cover 20 is attached to the front of the vehicle 10.
  • the radio wave transmission cover 20 is an exterior part in which a portion far from the radio wave radar device 11, that is, a portion on the vehicle outer side (the front side in the plane of FIG. 2) constitutes an outer wall portion and a design portion of the vehicle 10. That is, the radio wave transmission cover 20 is a so-called emblem.
  • the radio wave radar device 11 is concealed from the outside of the vehicle 10 by the radio wave transmission cover 20.
  • the radio wave transmission cover 20 has a horizontally long rectangular plate shape, and is disposed on the front side of the radio wave radar device 11 so as to block the propagation path of the radio wave of the radio wave radar device 11.
  • the propagation path of the radio wave of the radio wave radar device 11 is indicated by an open arrow.
  • the radio wave radar device 11 is disposed on the inner side of the radio wave transmission cover 20 in a mode in which all of the radio wave emitted from the radio wave radar device 11 and the reflected wave measured by the device 11 pass through the central portion of the radio wave transmission cover 20. Is located in The central portion of the radio wave transmission cover 20 corresponds to a portion surrounded by an alternate long and short dash line in FIG.
  • the radio wave transmission cover 20 has a heat generating sheet 22 covering a portion on the outside of the vehicle.
  • the heat generating sheet 22 incorporates a heating wire.
  • the heat generating sheet 22 (specifically, its heating wire) is connected to the storage battery 13 via the switch 12.
  • the switch 12 When the switch 12 is turned on, the heating wire is energized to generate heat.
  • a switch manually operated by an occupant or a switch automatically operated according to the ambient temperature can be adopted.
  • the radio wave transmission cover 20 has an inner surface covering plate 23, a paint layer 24, a metal film layer 25, an outer surface covering plate 26, and the heat generating sheet 22 in order from the vehicle inner side (right side in FIG. 3). It has a multilayer structure.
  • the thickness of the paint layer 24, the thickness of the metal film layer 25, and the thickness of the heat-generating sheet 22 are shown exaggerating the actual thickness in order to facilitate understanding.
  • the inner surface coating plate 23 is formed of an acrylonitrile-ethylene-styrene resin (AES resin).
  • the paint layer 24 is formed of a black acrylic paint.
  • the metal film layer 25 is an island film made of indium.
  • the outer surface covering plate 26 is formed of transparent polycarbonate (PC).
  • the AES resin (inner surface covering plate 23), the acrylic paint (painted layer 24), and the PC (outer surface covering plate 26) are all materials having radio wave transparency to transmit radio waves.
  • the island-like film (metal film layer 25) made of indium has radio wave transparency to transmit radio waves. Therefore, the inner surface coating plate 23, the coating layer 24, the metal film layer 25, and the outer surface coating plate 26 of the radio wave transmission cover 20 all have radio wave transmission properties for transmitting radio waves.
  • the radio wave transmission cover 20 has a structure in which a transparent outer surface covering plate 26, a metal film layer 25 of metal color, and a black paint layer 24 are sequentially stacked from the vehicle outer side. Therefore, as shown in FIG. 2, when viewed from the outside of the vehicle, the radio wave transmission cover 20 can visually recognize a pattern consisting of the black ground of the paint layer 24 and the metal color of the metal film layer 25. In the present embodiment, as shown in FIG. 2, the outer frame and the letter [A] are visible when viewed from the outside of the vehicle.
  • the heat generating sheet 22 is comprised by the several heating wire 31, the connecting terminals 32 and 33, and the two films 34 and 35. .
  • the two films 34 and 35 are provided so as to sandwich the plurality of heating wires 31 and the connection terminals 32 and 33 therebetween.
  • the heating wire 31 and the connection terminals 32, 33 are made of copper foil.
  • the two films 34, 35 are made of transparent polycarbonate (PC).
  • PC transparent polycarbonate
  • the heat generating sheet 22 is formed as follows. First, the heating wire 31 and the connection terminals 32, 33 are formed on the surface of the film 34 in a predetermined pattern (see FIGS. 5A and 5B) by etching or printing. Thereafter, the two films 34 and 35 are pasted together so as to sandwich the heating wire 31 and the connection terminals 32 and 33 therebetween. Then, as shown in FIG. 3, the heat generating sheet 22 is integrally formed on the outer surface covering plate 26 so as to cover the entire outer side of the outer surface covering plate 26. As shown in FIG. 5 (b), the portions of the heat generating sheet 22 provided with the connection terminals 32 and 33 extend from the lower end of the radio wave transmission cover 20 to the inner side of the vehicle (below the FIG. 5 (b)). ing.
  • connection terminals 32, 33 are exposed to the outside. And the part exposed to the exterior in the connection terminals 32 and 33 is connected to the switch 12 (refer FIG. 1).
  • the heat generating sheet 22 (the heating wire 31) is provided on a portion of the radio wave transmission cover 20 outside the vehicle. Therefore, it is possible to efficiently remove the moisture attached to the surface of the radio wave transmission cover 20 on the vehicle outer side by the heat generation of the heat generating sheet 22 as compared with the case where the heating wire is provided on the vehicle inside of the radio wave transmission cover 20 It is. However, if the heating wire 31 is too thick, the design of the radio wave transmission cover 20 becomes difficult to see, and the design of the radio wave transmission cover 20 may be degraded. Therefore, in the present embodiment, the heating wire 31 is formed thin enough not to interfere with the recognition of the pattern of the radio wave transmission cover 20.
  • the heating wire 31 is disposed also in the radio wave transmission portion 21 through which radio waves are transmitted in the radio wave transmission cover 20, so the attenuation amount of radio waves transmitting through the radio wave transmission cover 20 may be increased by the heating wire 31. is there.
  • the heating wire 31 is disposed in a mode in which attenuation of radio waves can be appropriately suppressed.
  • the heating wire 31 extends in a regular pattern in which almost all of the heating wires 31 alternate in bending directions toward one in the extending direction. ing. That is, almost all parts of the heating wire 31 extend in a sine-curve basic pattern. Thereby, the heating wire 31 is comprised only by the part extended by a curve.
  • the radio wave transmission cover 20 is provided with a plurality of heating wires 31 each extending in the basic pattern. In the present embodiment, seven heating wires 31 are provided. The plurality of heating wires 31 are arranged at substantially equal intervals over the entire portion of the radio wave transmission cover 20 outside the vehicle so that the connection terminals 32 and the connection terminals 33 are connected to each other. Specifically, among the plurality of heating wires 31, the heating wires 31 disposed on the outer edge side of the radio wave transmission cover 20 (right side part, left side part and upper part in FIG. 5A) are the radio wave transmission cover 20 It extends in a substantially reverse U-shape along the outer edge of the. Moreover, the heating wire 31 arrange
  • a plurality of heat ray parts 31A are arranged at intervals. All parts of the heat ray parts 31A extend in a basic pattern.
  • positioning the heating wire 31 (heat wire part 31A) in this way is demonstrated.
  • the radio wave transmitted from the radio wave radar device 11 and its reflected wave that is, the radio wave W vibrating on the polarization plane S composed of a horizontal surface Will be transparent.
  • a part of the heating wire 31 (heat wire part 31A) disposed in the radio wave transmission part 21 extends in the horizontal direction. Therefore, in the radio wave transmission part 21 of the radio wave transmission cover 20, the polarization plane S of the radio wave W transmitted through the radio wave transmission part 21 and the extending direction of the heating wire 31 disposed in the radio wave transmission part 21 partially coincide. Do.
  • the polarization plane S of the radio wave W of the radio wave radar device and the extending direction of the heating wire H are When the heating wire H linearly extends in a coincident state, the attenuation amount of the radio wave W becomes particularly large. This is due to the following reasons. That is, the radio wave W is attenuated when passing through the heating wire H which is a conductor. When the extending direction and position of the linear heating wire H coincide with the polarization plane S of the radio wave W, the portion where the heating wire H coincides with the polarization plane S of the radio wave W is linear. Therefore, the portion where the radio wave W passes through the conductor (heating wire H) is relatively large, and the attenuation amount of the radio wave W becomes large.
  • the heating wire 31 has a sign It extends in a curved basic pattern.
  • the extended shape of the heating wire 31 (heat wire portion 31A) is formed only by a curve, it is possible to eliminate a portion (hereinafter referred to as a specific portion) in which the heating wire 31 extends linearly continuously. it can. Therefore, when the extension direction of the heating wire 31 and the polarization plane S of the radio wave W coincide with each other, the part where the attenuation amount of the radio wave W becomes particularly large can be eliminated.
  • the heating wire 31 coincides with the polarization plane S of the radio wave W.
  • the parts that are to be Therefore compared to the case shown in FIG. 7 (b) in which the portion where the polarization plane S of the radio wave W matches the heating wire 31 is linear, the portion where the radio wave W passes through the conductor (heating wire 31) is The amount of attenuation of the radio wave W is reduced because it decreases.
  • the heating wire 31 of the basic pattern By arranging the heating wire 31 of the basic pattern on the radio wave transmission cover 20 as described above, the attenuation of the radio wave is reduced even when the extending direction of the heating wire 31 matches the polarization plane of the radio wave. Ru. Thus, the restriction on the extending direction of the heating wire 31 in the radio wave transmission cover 20 is alleviated, so the heating wire 31 can be disposed on the radio wave transmission cover 20 with a high degree of freedom.
  • the portions of the heating wire 31 extend in a sine curve-like basic pattern, so that the specific portions can be eliminated in all the portions of the heating wire 31. Therefore, even if the heating wire 31 is disposed in any manner with respect to the radio wave transmission cover 20, the attenuation amount of the radio wave is reduced. As a result, the amount of attenuation of the radio wave can be reduced without setting the relationship between the polarization plane of the radio wave and the extending direction of the heating wire 31, that is, the relationship between the radio wave radar device 11 and the radio wave transmission cover 20 so strictly.
  • the radio wave transmission cover 20 is applied to a vehicle constituted by a plane in which the polarization plane of the radio wave is inclined 45 degrees with respect to the horizontal plane or a vehicle constituted by a vertical plane (in detail, a plane orthogonal to the road surface) Can be diverted. Therefore, the versatility of the radio wave transmission cover 20 is improved.
  • the heat wire portion 31A extends in a regular pattern (basic pattern) in which the bending direction is alternately switched toward one side in the extending direction of the heat wire portion 31A. Therefore, the heating wire 31 can be disposed on the radio wave transmission cover 20 with a high degree of freedom.
  • the heating wire 31 is provided on the outer side of the radio wave transmission cover 20 functioning as an emblem.
  • the heating wire 31 is disposed at a high density in a portion having a small influence on the reduction in design in the design portion forming the outer wall of the radio wave transmission cover 20, thereby suppressing the deterioration in the designability of the radio wave transmission cover 20.
  • each layer of the radio wave transmission cover 20 (the inner surface coating plate 23, the coating layer 24, the metal film layer 25, and the outer surface coating plate 26) is arbitrarily changed as long as radio waves of appropriate strength are transmitted. It is possible.
  • the heating wire 31 disposed in a portion other than the radio wave transmission portion 21 of the radio wave transmission cover 20 may extend in a straight line, not in the basic pattern, or may extend in a gentle curve. .
  • the heating wire 31 is extended not linearly with the basic pattern but in a straight line or a gentle curve. You may That is, in the above embodiment, the heating wire 31 is linearly extended or extended so as to draw a gentle curve in a portion where the extending direction of the heating wire 31 and the polarization plane of the radio wave are substantially orthogonal to each other. May be
  • the extended shape of the heating wire 31 can be made into the shape comprised only by circular arc instead of a basic pattern, or can be made into a triangular wave shape. The point is that a regular pattern in which the directions of bending alternately change toward one side in the extending direction of the heating wire 31 can be adopted as the extending shape of the heating wire 31.
  • the heating wire 31 may be provided on a portion of the radio wave transmission cover 20 on the inner side of the vehicle. In this case, since there is no restriction in maintaining the design of the radio wave transmission cover 20, the width of the heating wire 31 can be increased.
  • the radio wave transmission cover 20 of the above embodiment can be applied to a vehicle provided with a radio wave radar device that emits radio waves toward the rear of the vehicle at the rear of the vehicle.
  • the radio wave transmission cover 20 may be disposed in the propagation path of radio waves on the vehicle rear side of the radio wave radar device.
  • the radio wave transmission cover 20 is not limited to one functioning as an emblem, but is also applicable to a cover member that covers the outer side of the radio wave radar device.
  • the radio wave transmission cover 20 of the above embodiment can be applied to a vehicle equipped with a radio wave radar device that radiates microwaves.

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  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Radar Systems Or Details Thereof (AREA)
  • Details Of Aerials (AREA)

Abstract

L'invention concerne un couvercle d'émission d'ondes radio (20) disposé dans un trajet de propagation d'ondes radio d'un dispositif radar à ondes radio. Des fils chauffants (31) sont formés d'un seul tenant sur le couvercle d'émission d'ondes radio (20). Dans une section d'émission d'ondes radio (21) du couvercle d'émission d'ondes radio (20), une pluralité de sections de fil chaud (31A), formant des parties des fils chauffants (31), sont disposées à intervalles. Au moins une partie des sections de fil chaud (31A) s'étendent selon un motif régulier dans lequel les directions de courbure sont alternativement changées vers une direction dans les directions d'extension desdites sections de fil chaud (31A).
PCT/JP2018/026344 2017-08-16 2018-07-12 Couvercle d'émission d'ondes radio WO2019035296A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2017157087A JP2019035667A (ja) 2017-08-16 2017-08-16 電波透過カバー
JP2017-157087 2017-08-16

Publications (1)

Publication Number Publication Date
WO2019035296A1 true WO2019035296A1 (fr) 2019-02-21

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Application Number Title Priority Date Filing Date
PCT/JP2018/026344 WO2019035296A1 (fr) 2017-08-16 2018-07-12 Couvercle d'émission d'ondes radio

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JP (1) JP2019035667A (fr)
WO (1) WO2019035296A1 (fr)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2020139860A (ja) * 2019-02-28 2020-09-03 三恵技研工業株式会社 車載レーダー装置用レドーム
CN113459966A (zh) * 2020-03-30 2021-10-01 丰田合成株式会社 车辆用装饰件以及车辆用雷达装置
JP7158818B1 (ja) 2021-09-13 2022-10-24 三恵技研工業株式会社 車載レーダー装置用レドーム及びその製造方法
WO2023276465A1 (fr) * 2021-06-30 2023-01-05 東京コスモス電機株式会社 Capot d'antenne et procédé de fabrication de capot d'antenne
EP4155132A1 (fr) * 2021-09-28 2023-03-29 Toyoda Gosei Co., Ltd. Composant de véhicule

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Publication number Priority date Publication date Assignee Title
JP7115380B2 (ja) * 2019-03-21 2022-08-09 豊田合成株式会社 車両用装飾部品
KR102160944B1 (ko) * 2019-12-30 2020-09-29 주식회사 프라코 차량 주행 제어용 센서 커버 및 그 제조방법
KR102444429B1 (ko) * 2020-06-18 2022-09-21 (주)쓰리나인 스마트 크루즈 컨트롤 커버 및 이의 제조방법
JPWO2022079999A1 (fr) * 2020-10-13 2022-04-21

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JP2004138572A (ja) * 2002-10-21 2004-05-13 Mitsubishi Electric Corp 車載レーダ装置
JP3117480U (ja) * 2004-10-07 2006-01-05 レーアウ アクチエンゲゼルシヤフト ウント コンパニー レーダ送受信ユニットと作用結合された自動車のフロントモジュール／バンパのポリマ内部表面に設けられた加熱部材
WO2008118681A1 (fr) * 2007-03-27 2008-10-02 General Electric Company Système de communication avec agencement de chauffage dans un radôme de locomotive de chemin de fer
JP2014158073A (ja) * 2013-02-14 2014-08-28 Mitsubishi Electric Corp アンテナ装置

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2004138572A (ja) * 2002-10-21 2004-05-13 Mitsubishi Electric Corp 車載レーダ装置
JP3117480U (ja) * 2004-10-07 2006-01-05 レーアウ アクチエンゲゼルシヤフト ウント コンパニー レーダ送受信ユニットと作用結合された自動車のフロントモジュール／バンパのポリマ内部表面に設けられた加熱部材
WO2008118681A1 (fr) * 2007-03-27 2008-10-02 General Electric Company Système de communication avec agencement de chauffage dans un radôme de locomotive de chemin de fer
JP2014158073A (ja) * 2013-02-14 2014-08-28 Mitsubishi Electric Corp アンテナ装置

Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2020139860A (ja) * 2019-02-28 2020-09-03 三恵技研工業株式会社 車載レーダー装置用レドーム
WO2020175111A1 (fr) * 2019-02-28 2020-09-03 三恵技研工業株式会社 Radôme pour radar embarqué
JP7313106B2 (ja) 2019-02-28 2023-07-24 三恵技研工業株式会社 車載レーダー装置用レドーム
CN113459966A (zh) * 2020-03-30 2021-10-01 丰田合成株式会社 车辆用装饰件以及车辆用雷达装置
WO2023276465A1 (fr) * 2021-06-30 2023-01-05 東京コスモス電機株式会社 Capot d'antenne et procédé de fabrication de capot d'antenne
JP7158818B1 (ja) 2021-09-13 2022-10-24 三恵技研工業株式会社 車載レーダー装置用レドーム及びその製造方法
WO2023037765A1 (fr) * 2021-09-13 2023-03-16 三恵技研工業株式会社 Radôme de dispositif radar embarqué et son procédé de production
JP2023041553A (ja) * 2021-09-13 2023-03-24 三恵技研工業株式会社 車載レーダー装置用レドーム及びその製造方法
EP4155132A1 (fr) * 2021-09-28 2023-03-29 Toyoda Gosei Co., Ltd. Composant de véhicule

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