WO2019017646A1 - Dispositif d'émission d'énergie sans fil destiné à un véhicule - Google Patents

Dispositif d'émission d'énergie sans fil destiné à un véhicule Download PDF

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Publication number
WO2019017646A1
WO2019017646A1 PCT/KR2018/007903 KR2018007903W WO2019017646A1 WO 2019017646 A1 WO2019017646 A1 WO 2019017646A1 KR 2018007903 W KR2018007903 W KR 2018007903W WO 2019017646 A1 WO2019017646 A1 WO 2019017646A1
Authority
WO
WIPO (PCT)
Prior art keywords
heat
wireless power
power transmission
heat dissipation
case
Prior art date
Application number
PCT/KR2018/007903
Other languages
English (en)
Korean (ko)
Inventor
황승재
Original Assignee
주식회사 아모그린텍
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
Priority claimed from KR1020180080586A external-priority patent/KR102085647B1/ko
Application filed by 주식회사 아모그린텍 filed Critical 주식회사 아모그린텍
Priority to JP2020501813A priority Critical patent/JP2020530976A/ja
Priority to CN201880047120.3A priority patent/CN110892493B/zh
Priority to EP18835646.3A priority patent/EP3657517B1/fr
Priority to US16/629,437 priority patent/US11688542B2/en
Publication of WO2019017646A1 publication Critical patent/WO2019017646A1/fr

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Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F27/00—Details of transformers or inductances, in general
    • H01F27/34—Special means for preventing or reducing unwanted electric or magnetic effects, e.g. no-load losses, reactive currents, harmonics, oscillations, leakage fields
    • H01F27/36—Electric or magnetic shields or screens
    • H01F27/366—Electric or magnetic shields or screens made of ferromagnetic material
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F27/00—Details of transformers or inductances, in general
    • H01F27/02—Casings
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F27/00—Details of transformers or inductances, in general
    • H01F27/08—Cooling; Ventilating
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F38/00—Adaptations of transformers or inductances for specific applications or functions
    • H01F38/14—Inductive couplings
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J50/00—Circuit arrangements or systems for wireless supply or distribution of electric power
    • H02J50/10—Circuit arrangements or systems for wireless supply or distribution of electric power using inductive coupling

Definitions

  • the present invention relates to wireless power transmission, and more particularly to a wireless power transmission apparatus for a vehicle.
  • a vehicular wireless power transmission apparatus for transmitting electric energy supplied from a power source of a vehicle by a wireless transmission system is buried in the vehicle. Accordingly, the mobile terminal can charge the battery using the wireless power transmitted from the vehicle-use wireless power transmission apparatus.
  • the charging system based on the magnetic induction method induces the primary coil included in the vehicular wireless power transmission apparatus and the secondary coil included in the wireless power reception module And the battery of the mobile terminal is charged by the coupling.
  • the vehicular wireless power transmission apparatus includes a cover coupled to the outer case and the outer case for embedding in a vehicle, and the outer case uses an aluminum material for heat dissipation.
  • the present invention provides a wireless power transmission module including at least one antenna for transmitting a wireless power, and a magnetic shielding sheet disposed at one side of the antenna for wireless power transmission;
  • a heat dissipation case coupled to one side of the wireless power transmission module, at least one circuit board for driving the wireless power transmission module, and radiating heat generated from the heat source;
  • a heat dissipation plate disposed between the wireless power transmission module and the heat dissipation case and dispersing heat generated from the antenna for wireless power transmission;
  • a heat insulating layer disposed on one surface of the heat dissipation plate to block heat transfer between the heat dissipation case and the heat dissipation plate;
  • a cover detachably coupled to the heat radiating case.
  • the heat insulating layer may be any one of a heat insulating sheet including hollow silica particles, a nanofiber web having fine pores, and a coating layer coated with a heat reflecting material on at least one surface of the heat dissipating plate.
  • the heat dissipation plate may be formed of a metal material and may be formed in a plate shape.
  • the heat dissipation plate may be a metal plate including at least one of copper and aluminum.
  • the heat dissipation plate may be fixed to one surface of the heat dissipation case through a fastening member.
  • the heat radiating case may be connected to a vehicle body of the vehicle through a ground cable.
  • the heat-radiating case may be made of a metal or a heat-dissipating plastic material in which a metal plate is embedded.
  • the heat dissipation case may further include a heat dissipation coating layer applied to the outer surface.
  • the antenna for wireless power transmission may be a coil member, and the coil member may be a flat coil.
  • the surface temperature of the cover can be efficiently lowered by blocking the thermal movement between the coil portion and the circuit board portion through the heat insulating layer, and the problem of fastening and heat generation can be improved.
  • FIG. 1 is a block diagram of a wireless power transmission apparatus for a vehicle according to an embodiment of the present invention
  • Fig. 2 is a bottom view of Fig. 1,
  • FIG. 3 is a view showing a state in which the cover is removed in FIG. 1,
  • FIG. 4 is an illustration of the separation of Figure 3
  • Fig. 5 is a cross-sectional view taken along the line A-A in Fig. 1,
  • FIG. 6 is a view illustrating an example of a heat dissipation case that can be applied to the present invention, in which a part of the body is cut when the metal plate is embodied as a heat-
  • FIG. 7 is a schematic view showing a state in which a vehicular wireless power transmission apparatus according to an embodiment of the present invention is installed in a vehicle.
  • the wireless power transmission apparatus 100 for a vehicle may include a heat dissipation case 120 and a cover 150, and may include a wireless power transmission module, A heat insulating layer 130 and a heat insulating layer 140 may be disposed between the heat dissipation case 120 and the cover 150.
  • the wireless power transmission module can transmit wireless power to the electronic device to be charged.
  • the wireless power transmission module may include at least one wireless power transmission antenna 111, 112, 113 and a magnetic shielding sheet 114.
  • the antennas 111, 112, and 113 for transmitting the wireless power may serve as primary coils for transmitting wireless power when power is supplied.
  • a separate reception antenna for example, a secondary coil (Rx coil)
  • the electronic device may be a portable electronic device such as a mobile phone, a PDA, a PMP, a tablet, a multimedia device, and the like.
  • the secondary coil can receive the wireless power transmitted from the antennas 111, 112, and 113 for transmitting the wireless power, and the electronic device can charge the main battery using the wireless power received through the secondary coil .
  • the antennas 111, 112, and 113 for wireless power transmission may operate in any one of Qi, PMA, and A4WP. Depending on the operation mode of the wireless power receiving module, More than one of the A4WP schemes may be switched.
  • the antennas 111, 112 and 113 for transmitting the radio power may be a coil member having a predetermined length of the conductive member wound in a clockwise or counterclockwise direction a plurality of times, and both ends of the coil member may be connected to a pair of connection terminals 111a, 112a and 113a Can be performed.
  • the antennas 111, 112, and 113 for transmitting the wireless power may be one or a plurality of antennas.
  • the antennas 111, 112 and 113 for transmitting the radio power may be a flat plate type coil having a circular, elliptical or rectangular shape, or may be a solenoid type coil.
  • the antennas 111, 112, and 113 for transmitting the radio power are provided as a plurality of flat-plate coils
  • the plurality of flat-type coils are at least partially overlapped with each other Respectively.
  • the antennas 111, 112, and 113 for transmitting the wireless power may be provided as three flat plate coils.
  • any one coil member 111 of the three coil members 111, 112, and 113 is connected to the other two coil members 112 and 113 so as to partially overlap the remaining two coil members 112 and 113.
  • any one coil member 111 of the three coil members 111, 112, and 113 is connected to the other two coil members 112 and 113 so as to partially overlap the remaining two coil members 112 and 113.
  • Fig. 1 As shown in Fig.
  • the number and arrangement of the antennas 111, 112 and 113 are not limited thereto, and the arrangement relationship and the total number of antennas 111, 112 and 113 for radio power transmission may be appropriately changed according to design conditions.
  • coil members 111, 112 and 113 are illustrated as primary coils for transmitting wireless power in the drawings and description, the present invention is not limited thereto.
  • the primary coils may be formed by using a copper foil or a conductive ink on one surface of a circuit board Or may be a patterned antenna pattern.
  • the magnetic shielding sheet 114 may be disposed on one side of the antennas 111, 112 and 113 for wireless power transmission and may shield the magnetic fields generated by the antennas 111, 112 and 113 for wireless power transmission, have.
  • the magnetic shielding sheet 114 may be formed of a plate-like member having a predetermined area. At this time, the magnetic shielding sheet 114 may be made of a magnetic material so as to shield the magnetic field and to focus the magnetic shielding sheet 114 in a desired direction.
  • the magnetic shielding sheet 114 may be a thin ribbon sheet, a ferrite sheet, a polymer sheet, or the like including at least one of an amorphous alloy and a nanocrystalline alloy.
  • the amorphous alloy may be a Fe-based or a Co-based magnetic alloy
  • the ferrite sheet may be a sintered ferrite sheet containing at least one of Mn-Zn ferrite and Ni-Zn ferrite.
  • the magnetic shielding sheet 114 may be flaked to be divided into a plurality of sheets, or may be a multi-layer sheet in which a plurality of sheets are stacked in multiple layers.
  • the magnetic shield sheet 114 has a known structure, a detailed description thereof will be omitted, and any known material conventionally used as a shielding sheet can be used.
  • the magnetic shield sheet 114 may have a bar shape having a predetermined length, and the magnetic shield sheet 114 may be appropriately changed in its overall shape according to the shape of the antennas 111, 112, have.
  • the at least one circuit board 161 and the at least one circuit board 162 may be electrically connected to the antennas 111, 112, and 113 for wireless power transmission, The overall operation of the module can be controlled.
  • circuit boards 161 and 162 may be equipped with various circuit elements for controlling the overall operation of the wireless power transmission module, and the circuit boards may be provided in plural or in one.
  • the heat dissipation case 120 may include a main body 121 having a housing shape having an upper opening space for accommodating the circuit boards 161 and 162, Can be covered by the cover plate 122 provided in the form of a plate having an area.
  • the cover plate 122 may be detachably coupled to the main body 121 through a fastening member 128.
  • the wireless power transmission module may be fixed to one surface of the cover plate 122.
  • the heat radiation case 120 may be made of a material having a high thermal conductivity so as to discharge heat generated from a heat source such as the circuit boards 161 and 162 to the outside during driving.
  • the heat dissipation case 120 may be made of a metal such as copper or aluminum.
  • the heat dissipation case 120 may be made of a heat-dissipating plastic material.
  • the heat-dissipating plastic material may be an injection molded article using a heat radiation member forming composition including a graphite composite, but not limited thereto, and any known heat radiation plastic having heat dissipation may be used.
  • the heat dissipation case 120 may include a plate-like metal plate D such as copper or aluminum integrated with a radiation member forming composition C including a graphite composite through insert injection It may also be in the form of
  • the heat generated from the heat source such as the circuit boards 161 and 162 can be transmitted to the heat radiation case 120 during driving, and the heat radiation The heat transferred to the case 120 can be discharged to the outside.
  • One side of the heat dissipation case 120 may be detachably coupled to the cover 150. That is, the cover 150 may be in the form of an enclosure having one side opened, and the cover 150 may be coupled to the heat dissipation case 120 such that the open portion covers the upper portions of the antennas 111, 112, . Accordingly, the antennas 111, 112, and 113 for transmitting radio power, which are disposed on one side of the heat dissipation case 120, can be prevented from being exposed to the outside through the cover 150.
  • the heat dissipation case 120 may include at least one latching protrusion 123 formed on an outer surface of the cover 150, and the edge of the open portion may protrude through the latching protrusion 123 Can be installed. Accordingly, the cover 150 can be detachably coupled to the heat radiation case 120.
  • the heat dissipation plate 130 may be a plate-like member having a predetermined area, and may be disposed on one side of the magnetic shielding sheet 114.
  • the heat dissipation plate 130 may be attached to one surface of the magnetic shield sheet 114 via an adhesive layer (not shown) including a thermally conductive component.
  • the heat dissipation plate 130 may be formed with at least one assembly hole 132 through which the fastening member 128 passes. Accordingly, the heat dissipation plate 130 can be fastened to the heat dissipation case 120 via a fastening member 128 such as a bolt member.
  • the heat dissipation plate 130 may be made of a metal material having excellent thermal conductivity such as copper or aluminum. Accordingly, the heat dissipation plate 130 functions as a support for supporting the magnetic shielding sheet 114 and disperses heat generated from the antennas 111, 112, and 113 for radio power transmission fixed to one surface of the magnetic shielding sheet 114 Can be performed.
  • the magnetic shielding sheet 114 is formed of a flexible or weak sheet such as a ferrite sheet or a polymer sheet
  • the heat radiating plate 114 may be supported through the heat radiating plate 130 made of a metal having a predetermined strength.
  • the magnetic shielding sheet 114 is formed of a flexible or weak sheet such as a ferrite sheet or a polymer sheet, the magnetic shielding sheet 114 and the heat dissipation case 120 can be assembled and assembled Can be improved.
  • the heat dissipation plate 130 is disposed on one surface of the magnetic shield sheet 114 so that the heat generated by the antennas 111, 112 and 113 for transmitting the radio power is transmitted to the heat dissipation plate 130 through the magnetic shield sheet 114 And then dispersed.
  • the wireless power transmission apparatus 100 for a vehicle according to an embodiment of the present invention, 150 can be reduced.
  • the temperature of the air existing inside the cover 150 is relatively low It can have a lower temperature.
  • the amount of heat transmitted to the cover 150 through the air existing in the cover 150 may be reduced.
  • the surface temperature of the cover 150 may be set to a value that does not include the heat radiation plate 130 Can be relatively low.
  • the heat insulating layer 140 may be disposed on one surface of the heat dissipating plate 130.
  • the heat insulating layer 140 may be disposed between the heat dissipating plate 130 and the heat dissipating case 120 to prevent the heat dissipating plate 130 from contacting the heat dissipating case 120. Accordingly, the heat radiation plate 130 and the heat radiation case 120 can be prevented from mutual thermal movement through the heat insulation layer 140.
  • the heat generated at the different temperatures is generated in the circuit boards 161 and 162 and the antennas 111, 112 and 113 for transmitting radio power, respectively, during the operation of the vehicular wireless power transmission apparatus 100 according to the embodiment of the present invention.
  • the heat transfer from the relatively high temperature portion to the low temperature portion may be blocked.
  • the heat generated from the antenna for transmitting the wireless power can be dispersed through the heat dissipation plate 130, The heat generated in the heat sinks 161 and 162 may be discharged to the outside through the heat radiation case 120.
  • the heat is generated at the circuit boards 161 and 162 at a relatively higher temperature than the antenna for transmitting the wireless power, The movement of the heat can be cut off through the insulating layer 140 even if the heat insulating layer 140 is present.
  • the vehicular wireless power transmission apparatus 100 can fundamentally prevent heat transfer from the relatively high temperature radiation case 120 to the relatively low temperature radiation plate 130 side.
  • the heat generated from the circuit board is blocked from moving toward the cover 150 through the heat insulating layer 140, thereby preventing conduction and convection from occurring. And the air inside the heat radiation case 120 heated by the heat generated on the circuit board side can flow only within the heat radiation case 120.
  • the effect of raising the temperature of the air existing in the cover 150 It can be minimized or blocked at its source. Thereby, the surface temperature of the cover 150 can be prevented from rising due to heat generated in the circuit board.
  • the wireless power transmission apparatus 100 for a vehicle Accordingly, in the wireless power transmission apparatus 100 for a vehicle according to an embodiment of the present invention, air existing inside the cover 150 is transmitted to the antennas 111, 112, 113 The temperature of the surface of the cover 150 can be reduced.
  • the heat insulating layer 140 may be in the form of a plate or sheet, or may be a coating layer coated on one surface of the heat dissipating plate 130.
  • the heat insulating layer 140 may be an insulating sheet containing hollow silica particles.
  • the heat insulating layer 140 may be a nanofiber web formed to have micropores through nanofibers made of a polymer resin.
  • the heat insulating layer 140 may be formed of a coating layer coated with a heat reflecting material on at least one surface of the heat dissipating plate 130.
  • the heat insulating layer 140 is not limited thereto, and any known heat insulating material or heat insulating sheet used for the purpose of heat insulating may be used, and the heat insulating layer 140 may also serve as an insulating layer.
  • the heat dissipation case 120 that can be applied to the present invention may include a heat dissipation coating layer 180 to realize better heat dissipation as shown in FIGS. Accordingly, the vehicular wireless power transmission apparatus 100 according to the embodiment of the present invention can further lower the surface temperature of the cover 150 on which the electronic device to be charged is placed.
  • the heat dissipation coating layer 180 is formed as a coating layer having a predetermined thickness on the surface of the heat dissipation case 120, so that the overall heat dissipation of the heat dissipation case 120 can be further enhanced.
  • the on-vehicle wireless power transmission apparatus 100 can further lower the surface temperature of the cover 150 that is heated by the heat generated from the heat source during operation.
  • the heat dissipation coating layer 180 may include a coating layer forming component including a main resin, a carbon-based filler, and a property improving component for improving heat dissipation and adhesion.
  • heat dissipation coating layer 180 is not limited thereto, and any known heat dissipation coating layer used for heat dissipation may be used.
  • the wireless power transmission apparatus 100 for a vehicle may include a heat transfer member 170 disposed on the bottom surface of the heat radiation case 120 have.
  • the heat transfer member 170 may be arranged such that one surface of the heat transfer member 170 is in contact with the bottom surface of the heat radiation case 120 and the other surface of the heat transfer member 170 is in contact with the circuit board 162 disposed inside the heat radiation case 120 . Accordingly, the heat generated from the circuit board 162 can be smoothly transmitted to the heat radiation case 120 through the heat transfer member 170.
  • the heat transfer member 170 may be disposed in a region corresponding to a heat generating element such as an IC chip mounted on the circuit board 162. Accordingly, the heat transfer member 170 can smoothly transfer heat generated from the heat generating element to the heat radiation case 120 side.
  • the heat transfer member 170 may be in the form of a pad in which a heat radiation forming composition including at least one of a thermally conductive filler and a phase change material is solidified.
  • the heat transfer member 170 may be formed by directly applying a heat radiation forming composition including a phase change compound or a thermally conductive filler on the bottom surface of the heat radiation case 120 to a predetermined thickness, have.
  • the vehicle wireless power transmission apparatus 100 may be embedded in the vehicle so that one surface of the cover 150 coupled to the heat dissipation case 120 is exposed to the outside.
  • the vehicular wireless power transmission apparatus 100 may be embedded in the gearbox side of the vehicle.
  • the heat radiating case 120 may be connected to a vehicle body 20 made of a metal through a grounding cable 10 as shown in FIG.
  • the radiating case 120 includes a metal material
  • electromagnetic waves generated from the circuit boards 161 and 162 are radiated from the radiating case 120 to the radiating case 120, And the electromagnetic wave absorbed in the heat radiation case 120 can be moved to the vehicle body 20 side of the vehicle through the ground cable 10.
  • the shielding performance for shielding the electromagnetic waves generated from the circuit boards 161 and 162 can be improved, in the vehicular wireless power transmission apparatus 100 according to an embodiment of the present invention. Accordingly, the vehicular wireless power transmission apparatus 100 according to the embodiment of the present invention can prevent or minimize the charging efficiency from being lowered due to the electromagnetic waves generated from the circuit boards 161 and 162.
  • the heat dissipation case 120 may include a fastening hole 124 formed at the bottom of the body 121, and the end of the grounding cable 10 may be fastened to the fastening hole 124 have.
  • the ground cable 10 can be fixed to the fastening hole 124 of the main body 121 at one end side and fixed to the vehicle body 20 at the other end side. Accordingly, the ground cable 10 can connect the bottom of the heat radiation case 120 to the vehicle body 20 of the vehicle.
  • connection relation between the ground cable 10 and the heat radiation case 120 is not limited thereto, and the position of the heat radiation case 120 connected to the ground cable 10 may be appropriately changed according to the design conditions .
  • the radiating case 120 includes a main body 121 and a cover plate 122 having an open top and a cover plate 122,
  • the present invention is not limited thereto, and the cover plate 122 may be omitted.
  • the heat dissipating plate 130 including the heat insulating layer 140 may replace the cover plate 122 and the heat dissipating plate 130 including the heat insulating layer 140 may be disposed on the main body 121 As shown in FIG.

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  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Cooling Or The Like Of Electrical Apparatus (AREA)

Abstract

L'invention concerne, selon un mode de réalisation donné à titre d'exemple, un dispositif d'émission d'énergie sans fil destiné à un véhicule, comprenant : un module d'émission d'énergie sans fil pourvu d'au moins une antenne d'émission d'énergie sans fil servant à émettre de l'énergie sans fil, et d'une feuille de blindage de champ magnétique disposée sur une surface de l'antenne d'émission d'énergie sans fil ; un boîtier de rayonnement dont un côté est couplé au module d'émission d'énergie sans fil, dans lequel au moins une carte de circuit intégré est disposée de façon à entraîner le module d'émission d'énergie sans fil, et qui rayonne la chaleur générée par une source de chaleur ; une plaque de rayonnement disposée entre le module d'émission d'énergie sans fil et le boîtier de rayonnement, et qui disperse la chaleur générée dans l'antenne d'émission d'énergie sans fil ; une couche isolante disposée sur une surface de la plaque de rayonnement de façon à bloquer le transfert thermique entre le boîtier de rayonnement et la plaque de rayonnement ; et un couvercle monté amovible sur le boîtier de rayonnement.
PCT/KR2018/007903 2017-07-17 2018-07-12 Dispositif d'émission d'énergie sans fil destiné à un véhicule WO2019017646A1 (fr)

Priority Applications (4)

Application Number Priority Date Filing Date Title
JP2020501813A JP2020530976A (ja) 2017-07-17 2018-07-12 車両用無線電力送信装置
CN201880047120.3A CN110892493B (zh) 2017-07-17 2018-07-12 车辆用无线电力发射装置
EP18835646.3A EP3657517B1 (fr) 2017-07-17 2018-07-12 Dispositif d'émission d'énergie sans fil destiné à un véhicule
US16/629,437 US11688542B2 (en) 2017-07-17 2018-07-12 Wireless power transmission device for vehicle

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
KR20170090413 2017-07-17
KR10-2017-0090413 2017-07-17
KR1020180080586A KR102085647B1 (ko) 2017-07-17 2018-07-11 차량용 무선 전력 송신장치
KR10-2018-0080586 2018-07-11

Publications (1)

Publication Number Publication Date
WO2019017646A1 true WO2019017646A1 (fr) 2019-01-24

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Application Number Title Priority Date Filing Date
PCT/KR2018/007903 WO2019017646A1 (fr) 2017-07-17 2018-07-12 Dispositif d'émission d'énergie sans fil destiné à un véhicule

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WO (1) WO2019017646A1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2021097590A (ja) * 2019-12-17 2021-06-24 台達電子企業管理（上海）有限公司 ワイヤレス充電装置

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KR20170010868A (ko) * 2017-01-18 2017-02-01 주식회사 아모센스 무선전력 수신모듈
KR20170010736A (ko) * 2015-07-20 2017-02-01 주식회사 아모센스 차량용 무선전력 송신모듈
KR20170011106A (ko) * 2015-07-21 2017-02-02 에스케이씨 주식회사 열전도 이방성 자성 시트 복합체
KR101733579B1 (ko) * 2016-04-28 2017-05-08 (주)우주일렉트로닉스 외부 자연 방열판을 구비하는 무선충전장치
KR20170076510A (ko) * 2015-12-24 2017-07-04 주식회사 아모그린텍 무선충전용 일체형 차폐성 방열유닛 및 이를 포함하는 무선전력 충전모듈

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Publication number Priority date Publication date Assignee Title
KR20170010736A (ko) * 2015-07-20 2017-02-01 주식회사 아모센스 차량용 무선전력 송신모듈
KR20170011106A (ko) * 2015-07-21 2017-02-02 에스케이씨 주식회사 열전도 이방성 자성 시트 복합체
KR20170076510A (ko) * 2015-12-24 2017-07-04 주식회사 아모그린텍 무선충전용 일체형 차폐성 방열유닛 및 이를 포함하는 무선전력 충전모듈
KR101733579B1 (ko) * 2016-04-28 2017-05-08 (주)우주일렉트로닉스 외부 자연 방열판을 구비하는 무선충전장치
KR20170010868A (ko) * 2017-01-18 2017-02-01 주식회사 아모센스 무선전력 수신모듈

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2021097590A (ja) * 2019-12-17 2021-06-24 台達電子企業管理（上海）有限公司 ワイヤレス充電装置
US11581750B2 (en) 2019-12-17 2023-02-14 Delta Electronics (Shanghai) Co., Ltd. Wireless charging device with enhanced charging power and increased charging speed
JP7379312B2 (ja) 2019-12-17 2023-11-14 台達電子企業管理（上海）有限公司 ワイヤレス充電装置

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