WO2017126925A1 - 마그네틱 커넥팅 장치 - Google Patents

마그네틱 커넥팅 장치 Download PDF

Info

Publication number
WO2017126925A1
WO2017126925A1 PCT/KR2017/000700 KR2017000700W WO2017126925A1 WO 2017126925 A1 WO2017126925 A1 WO 2017126925A1 KR 2017000700 W KR2017000700 W KR 2017000700W WO 2017126925 A1 WO2017126925 A1 WO 2017126925A1
Authority
WO
WIPO (PCT)
Prior art keywords
magnet
wireless charging
charging unit
connector module
magnetic
Prior art date
Application number
PCT/KR2017/000700
Other languages
English (en)
French (fr)
Korean (ko)
Inventor
김현준
Original Assignee
(주)에스피에스
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 (주)에스피에스 filed Critical (주)에스피에스
Priority to CN201780000864.5A priority Critical patent/CN107251448A/zh
Publication of WO2017126925A1 publication Critical patent/WO2017126925A1/ko

Links

Images

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B5/00—Near-field transmission systems, e.g. inductive or capacitive transmission systems
    • H04B5/70—Near-field transmission systems, e.g. inductive or capacitive transmission systems specially adapted for specific purposes
    • H04B5/72—Near-field transmission systems, e.g. inductive or capacitive transmission systems specially adapted for specific purposes for local intradevice communication
    • 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
    • H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
    • H02J7/02—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries for charging batteries from ac mains by converters
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B5/00—Near-field transmission systems, e.g. inductive or capacitive transmission systems
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B5/00—Near-field transmission systems, e.g. inductive or capacitive transmission systems
    • H04B5/20—Near-field transmission systems, e.g. inductive or capacitive transmission systems characterised by the transmission technique; characterised by the transmission medium
    • H04B5/24—Inductive coupling
    • H04B5/26—Inductive coupling using coils
    • H04B5/266—One coil at each side, e.g. with primary and secondary coils
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B5/00—Near-field transmission systems, e.g. inductive or capacitive transmission systems
    • H04B5/40—Near-field transmission systems, e.g. inductive or capacitive transmission systems characterised by components specially adapted for near-field transmission
    • H04B5/48—Transceivers
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B5/00—Near-field transmission systems, e.g. inductive or capacitive transmission systems
    • H04B5/70—Near-field transmission systems, e.g. inductive or capacitive transmission systems specially adapted for specific purposes
    • H04B5/79—Near-field transmission systems, e.g. inductive or capacitive transmission systems specially adapted for specific purposes for data transfer in combination with power transfer
    • 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
    • H01F2038/143—Inductive couplings for signals
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
    • Y02D30/00—Reducing energy consumption in communication networks
    • Y02D30/70—Reducing energy consumption in communication networks in wireless communication networks

Definitions

  • the present invention relates to a magnetic connecting device, and more particularly, to a magnetic connecting device configured to cause electrical connection by magnetically coupling magnetic connector modules, and thus to transmit and receive data at close range.
  • the electronic device refers to a device that a user can access various contents such as a mobile terminal, a PMP, and a smart TV.
  • Such an electronic device may be provided with a connector device connected to an external device so as to transmit or receive power, transmit and receive data, and recognize an external device.
  • Proximity wireless communication refers to a wireless interface standard that enables wireless data communication between electronic devices such as Bluetooth, infrared wireless communication, and swap (SWAP: Shared Wireless Access Protocol).
  • SWAP Shared Wireless Access Protocol
  • an RF (Radio Frequency) field is formed through an integrated circuit embedded in the device so as to transmit and receive data with another device.
  • Proximity wireless communication is not only secure but also very low power consumption and high-speed data transmission because the user can communicate only between their own electronic devices.
  • the conventional connector device is only configured to be capable of transmitting and receiving data by wire to an external device by being coupled to an electronic device, and the electronic device and the external device are not configured to wirelessly transmit and receive data at a location close to each other. There is a problem that does not take advantage of the various advantages of proximity wireless communication.
  • the present invention has been made to solve the above problems, and provides a magnetic connecting device capable of transmitting and receiving data wirelessly between an electronic device and an external device, and transmitting and receiving data at high speed and with high efficiency. For that purpose.
  • the present invention provides a magnetic connecting device that can be freely coupled to and disconnected from any other magnetic connector module based on any one magnetic connector module at any angle, and can also be rotated 360 degrees after coupling to improve the ease of use. Its purpose is to provide.
  • the magnetic connecting device includes a first electrode part connected to an electronic device on one surface of the first body and supplied with power from the electronic device, and inside the first electrode part.
  • a first magnetic connector module in which a first magnet is located and a first RF communication unit is positioned around the first magnet;
  • a second electrode part connected to an external device on one surface of the second body to electrically connect the first electrode part to the external device to supply power supplied through the first electrode part to the external device.
  • a second magnetic connector module is located inside the part, and a second magnet magnetically coupled to the first magnet is positioned, and a second RF communication unit is configured to transmit and receive data to and from the first RF communication unit around the second magnet.
  • the first RF communication unit and the second RF communication unit are configured to transmit and receive data when the first electrode unit and the second electrode unit are electrically connected to each other.
  • the first electrode part may be concentric terminals, and the second electrode part may be pin terminals, the first electrode part may be pin terminals, and the second electrode part may be concentric terminals.
  • the pin terminals may be disposed to correspond to the concentric terminals in a 1: 1 ratio.
  • Each of the concentric terminals has a continuous shape or an intermittent shape.
  • Each of the pin terminals is characterized in that the portion protrudes to the outside through a hole formed in one surface of the body.
  • the first magnet is a donut shape with a hollow center
  • the second magnet is a donut shape with a hollow center and disposed to correspond to the first magnet
  • the first RF communication unit is located at the center of the first magnet
  • the second RF communication unit may be positioned to correspond to the first RF communication unit while being at the center of the second magnet.
  • the first electrode portion is provided on a convex portion convex outwardly from one surface of the first body
  • the second electrode portion is provided on a concave portion concave inwardly from one surface of the second body
  • the convex portion is the concave portion
  • the first electrode portion and the second electrode portion are electrically connected to each other.
  • the first electrode portion is provided on a concave portion concave inwardly from one surface of the first body
  • the second electrode portion is provided on a convex portion convex outwardly from one surface of the second body
  • the convex portion is The first electrode portion and the second electrode portion are electrically connected to each other as located in the concave portion.
  • a plurality of third magnets are disposed at the same distance from the first electrode portion around the first electrode portion, and the second magnetic connector module is rotatable at a set angle while being coupled to the first magnetic connector module, A plurality of fourth magnets magnetically coupled to the plurality of third magnets are disposed at the same distance from the second electrode part around the second electrode part.
  • the third magnet is disposed to be symmetrical with each other on the circumference with respect to the center of the first electrode portion, the fourth magnet is disposed at a position corresponding to the third magnet with respect to the center of the second electrode portion. It is done.
  • the first magnet and the third magnet are arranged with different magnetic poles
  • the second magnet and the fourth magnet is characterized in that arranged with different magnetic poles.
  • the third magnet is formed in a smaller size than the first magnet
  • the fourth magnet is formed in a smaller size than the second magnet
  • the third magnet and the fourth magnet is formed in the same size. do.
  • the magnetic connecting device includes a first wireless charger connected to an electronic device inside the first body to receive power from the electronic device, and a first magnet around the first wireless charger.
  • a first magnetic connector module positioned at a first RF communication unit around the first magnet;
  • a second wireless charger connected to an external device inside the second body to electrically connect the first wireless charger to the external device, when the first wireless charger is electrically connected to the first wireless charger.
  • a second magnet magnetically coupled to the first magnet is positioned around a wireless charging unit, and a second RF communication unit is positioned around the second magnet to transmit and receive data with the first RF communication unit.
  • a magnetic connector module wherein the first RF communication unit and the second RF communication unit may transmit and receive data when the first wireless charging unit and the second wireless charging unit are electrically connected to each other. have.
  • the first wireless charging unit and the second wireless charging unit is characterized in that the coil.
  • the first wireless charging unit has a donut shape having a hollow center
  • the second wireless charging unit has a donut shape having a hollow center to correspond to the first wireless charging unit
  • the first RF communication unit has a first donor shape.
  • the second RF communication unit is located in the center of the second wireless charging unit to correspond to the first RF communication unit.
  • the first wireless charging unit is located under the convex portion that is convex outward from one surface of the first body
  • the second wireless charging portion is located under the concave portion concave inward from one surface of the second body
  • the convex portion is the concave portion
  • the first wireless charging unit and the second wireless charging unit is characterized in that it is electrically connected to each other.
  • the first wireless charging unit is located under the concave portion concave inward from one surface of the first body
  • the second wireless charging unit is located under the convex portion convex outward from one surface of the second body, the convex portion As it is located in the recess, the first wireless charging unit and the second wireless charging unit is characterized in that it is electrically connected to each other.
  • a plurality of third magnets are disposed at the same distance from the first wireless charging unit around the first wireless charging unit, and the second magnetic connector module is rotatable at a set angle in a state coupled to the first magnetic connector module. And a plurality of fourth magnets magnetically coupled to the plurality of third magnets at the same distance from the second wireless charger in the vicinity of the second wireless charger.
  • the third magnet is disposed to be symmetrical with each other on the circumference with respect to the center of the first wireless charging unit, the fourth magnet is disposed at a position corresponding to the third magnet with respect to the center of the second wireless charging unit. It is characterized by.
  • the first magnet and the third magnet are arranged with different magnetic poles
  • the second magnet and the fourth magnet is characterized in that arranged with different magnetic poles.
  • the RF communication units are configured to perform wireless communication in close proximity to each other, thereby transmitting and receiving data at high speed and with high efficiency, It is strong in security and economical because it consumes less power.
  • the other magnetic connector module can be freely coupled and decoupled from an arbitrary angle with respect to any one of the magnetic connector modules, and the electrical connection and the wireless can be achieved even if rotated 360 degrees after the engagement. Since communication is possible, the user can be assured of ease of use during charging and data communication of the device.
  • FIG. 1 is a perspective view of a first magnetic connector module according to an embodiment of the present invention.
  • FIG. 2 is a cross-sectional view taken along line AA ′ of FIG. 1.
  • FIG 3 is a perspective view of a second magnetic connector module according to an embodiment of the present invention.
  • FIG. 4 is a cross-sectional view taken along line BB ′ of FIG. 3.
  • FIG 5 is a view illustrating a state in which the first magnetic connector module and the second magnetic connector module are combined according to an embodiment of the present invention.
  • FIG. 6 is a view illustrating a flow in which the magnetic connecting device according to the present invention operates.
  • FIG. 7 is a perspective view of a first magnetic connector module according to another embodiment of the present invention.
  • FIG. 8 is a cross-sectional view taken along the line CC ′ of FIG. 7.
  • FIG. 9 is a perspective view of a second magnetic connector module according to another embodiment of the present invention.
  • FIG. 10 is a cross-sectional view taken along the line D-D 'of FIG. 9.
  • FIG 11 is a view showing a state in which the first magnetic connector module and the second magnetic connector module are coupled according to another embodiment of the present invention.
  • FIG. 12 is a perspective view of a first magnetic connector module according to another embodiment of the present invention.
  • FIG. 13 is a cross-sectional view taken along line EE ′ of FIG. 12.
  • FIG. 14 is a perspective view of a second magnetic connector module according to another embodiment of the present invention.
  • FIG. 15 is a cross-sectional view taken along the line FF ′ of FIG. 14.
  • 16 is a view showing a state in which the first magnetic connector module and the second magnetic connector module are combined according to another embodiment of the present invention.
  • FIG. 1 is a perspective view of a first magnetic connector module according to an embodiment of the present invention
  • FIG. 2 is a cross-sectional view taken along line AA ′ of FIG. 1.
  • 3 is a perspective view of a second magnetic connector module according to an embodiment of the present invention
  • FIG. 4 is a cross-sectional view taken along line BB ′ of FIG. 3.
  • 5 is a view showing a state in which the first magnetic connector module and the second magnetic connector module are combined according to an embodiment of the present invention.
  • the magnetic connecting device includes a first magnetic connector module 10 and a second magnetic connector module 20.
  • the first magnetic connector module 10 includes a first electrode unit 110 on one surface of the first body 100.
  • the first magnet 120 is positioned inside the first electrode unit 110, and the first RF communication unit 130 is positioned around the first magnet 120.
  • the first body 100 may be made of various materials such as a printed circuit board (PCB), metal, plastic, etc. Among them, in the case of a printed circuit board (PCB), the terminal may be directly formed on the surface of the magnetic connector module. It may be advantageous for fabrication.
  • PCB printed circuit board
  • the terminal may be directly formed on the surface of the magnetic connector module. It may be advantageous for fabrication.
  • the first electrode unit 110 may be connected to an electronic device (not shown) to receive power from the electronic device.
  • the electronic device referred to in the present invention is an external device through the first magnetic connector module 10 as it is electrically connected to the first magnetic connector module 10 according to the present invention, such as a desktop, a notebook, a mobile terminal, and a smart TV.
  • the external device referred to in the present invention refers to an electronic device such as a desktop, a notebook, a mobile terminal, and a smart TV, similarly to the electronic device.
  • the electronic device is defined as a device that supplies power and the external device receives power.
  • the first electrode unit 110 may include a power terminal 111 (V) and 112 (GND) and an ID terminal 113.
  • the power terminals 111 (V) and 112 (GND) are electrically connected to the power terminals 211 (V) and 212 (GND) of the second electrode unit 210, which will be described later, power is supplied from the power supply device to an external device.
  • the ID terminal 113 is electrically connected to the ID terminal 213 of the second electrode unit 210 to be described later, the module recognition between the magnetic connector modules 10 and 20 is performed.
  • Terminals constituting the first electrode unit 110 may have a concentric shape as shown in FIG. 1.
  • the concentric terminals 111 to 113 may be formed in a continuous form, respectively, or may be made in an intermittent form.
  • electrical connection is advantageous compared to the case of inserting and releasing in one direction as in Patent Document 1.
  • the terminals constituting the first electrode unit 110 may be pin terminals protruding to the outside through grooves formed in one surface of the first body 100.
  • pin terminals constituting the first electrode unit 110 will be described with reference to FIG. 7.
  • the pin terminals may be used as the first electrode unit 110 of the first magnetic connector module 10. Let's just make it clear.
  • the first magnet 120 is positioned inside the first electrode unit 110. That is, the first magnet 120 may be embedded in the first body 100, and a support part (not shown) for supporting the first magnet 120 may be further provided inside the first body 100. .
  • the first RF communication unit 130 includes a circuit and an antenna for RF communication, and is positioned around the first magnet 120, that is, adjacent to the first magnet 120.
  • the first magnetic connector module 10 and the second magnetic connector module 20 are coupled (that is, when the first electrode part 110 and the second electrode part 210 are electrically connected)
  • the first The RF communicator 130 and the second RF communicator 230 to be described later are preferably located at the closest distance to each other in performing proximity wireless communication.
  • the present invention may freely couple and decouple the second magnetic connector module 20 based on the first magnetic connector module 10 at any angle, and may be configured to rotate 360 degrees after the coupling.
  • the first RF communication unit 130 and the second RF communication unit 230 are located in the closest distance to each other of each of the magnetic connector modules (10, 20) It is required to be located corresponding to each other in the center (or the center of the body (100, 200)).
  • the first magnet 120 has a donut shape with a hollow center
  • the first RF communication unit 130 is preferably positioned at the center of the first magnet 120.
  • the first magnetic connector module 10 may be rotated after being coupled to the second magnetic connector module 20.
  • 1 RF communication unit 130 is always located in the center of the module (10).
  • the second magnet 220 to be described later is disposed to correspond to the first magnet 120 as a donut shape having a hollow center
  • the second RF communication unit 230 is the second magnet having a donut shape. It is preferable to be positioned at the center of the 220 to correspond to the first RF communication unit 130.
  • a plurality of third magnets 140 are disposed at the same distance from the first electrode unit 110 around the first electrode unit 110.
  • the third magnet 140 is magnetically coupled to the fourth magnet 240, which will be described later, the second magnetic connector module 20 is coupled to the first magnetic connector module 10 (or the first magnetic member).
  • the connector module 10 is rotatable at a set angle in a state in which the connector module 10 is coupled to the second magnetic connector module 20.
  • the third magnet 140 also serves to supplement the magnetic force of the first magnet 120 and the second magnet 220 together with the fourth magnet 240, thereby providing the first electrode part 110 and the second magnet. Accurate matching between the electrode units 210 may improve the speed and efficiency of the wireless communication.
  • the third magnet 140 may be disposed to be symmetrical with each other on the circumference with respect to the center of the first electrode unit 110.
  • the first magnet 120 should be embedded in the first body 100 due to the first electrode portion 110, but the third magnet 140 may be embedded in the first body 100 or exposed to the outside. You may be.
  • the first magnet 120 and the third magnet 140 may be arranged with different magnetic poles.
  • the third magnet 140 may be the S pole
  • the third magnet 140 may be the N pole.
  • the third magnet 140 may be formed in a smaller size to weaken the magnetic force than the first magnet 120. If the magnetic force of the third magnet 140 is stronger than the magnetic force of the first magnet 120, it is easy to freely rotate in a state in which the second magnetic connector module 20 is coupled to the first magnetic connector module 10. Will not. That is, when the second magnetic connector module 20 rotates while being coupled to the first magnetic connector module 10, the portion in which the first magnet 120 is positioned becomes the rotation axis but the third magnet 140 is positioned. Since the portion to be rotated, the third magnet 140 preferably has a weaker magnetic force than the first magnet 120.
  • the second magnetic connector module 20 includes a second electrode unit 210 on one surface of the second body 200.
  • the second magnet 220 is positioned inside the second electrode unit 210, and the second RF communication unit 230 is positioned around the second magnet 220.
  • the second body 200 may be made of various materials such as a printed circuit board (PCB), metal, plastic, etc. Among them, in the case of a printed circuit board (PCB), a terminal may be directly formed on a surface thereof to manufacture a magnetic connector module. May be advantageous.
  • PCB printed circuit board
  • metal metal
  • plastic plastic
  • a terminal may be directly formed on a surface thereof to manufacture a magnetic connector module. May be advantageous.
  • the second electrode unit 210 is connected to an external device (not shown), and when electrically connected to the first electrode unit 110, transfers power supplied through the first electrode unit 110 to the external device. It plays a role.
  • the second electrode unit 210 may include a power supply terminal 211 (V), 212 (GND) and an ID terminal 213.
  • V power supply terminal
  • 212 GND
  • ID terminal 213 an ID terminal of the second electrode unit 210
  • the module recognition is performed between the magnetic connector modules 10 and 20. Will be done.
  • Terminals constituting the second electrode unit 210 may be pin terminals 211 to 213 as shown in FIG. 3.
  • the pin terminals 211 to 213 may protrude to the outside through holes formed in one surface of the second body 200, and each of the pin terminals 211 to 213 constitutes the first electrode part 110. It may be arranged in a line so as to correspond to the concentric terminals 111 to 113 in a 1: 1.
  • the terminals constituting the second electrode part 210 may be concentric terminals provided on one surface of the second body 200. As described above, concentric circular terminals constituting the second electrode unit 210 will be described with reference to FIG. 9. Here, the second electrode unit 210 of the second magnetic connector module 20 has a concentric circular shape. Only the terminals can be used.
  • the second magnet 220 is positioned inside the second electrode part 210. That is, the second magnet 220 may be embedded in the second body 200, and a support part (not shown) supporting the second magnet 220 may be additionally provided inside the second body 200.
  • the second magnet 220 magnetically couples the first magnet 120, so that the second electrode 210 and the first electrode 110 are electrically connected to each other. At this time, in order for the electrical connection to be stably realized, accurate matching must be made between the electrode parts 110 and 210. For this purpose, the second magnet 220 has a different magnetic pole from the first magnet 120 but the same size. Do.
  • the second RF communication unit 230 includes a circuit and an antenna for RF communication, and is located around the second magnet 220, that is, adjacent to the second magnet 220.
  • the first RF communication unit 130 is positioned at the center of the donut-shaped first magnet 120
  • the second RF communication unit 230 is also located at the center of the donut-shaped second magnet 220.
  • this is so that the RF communication unit (130, 230) is not affected by the rotation of the modules (10, 20) and always transmit and receive data stably in a fixed position, the RF communication unit (130, 230) To be able to transmit and receive data at high speed and high efficiency by being located at the closest distance to each other.
  • the first RF communicator 130 and the second RF communicator 230 may perform mutual RF communication. It should be located as far as possible.
  • the first RF communicator 130 is positioned at the center of the first magnetic connector module 10
  • the second RF communicator 230 is positioned at a distance from the center of the second magnetic connector module 20. If it is assumed, even if the second magnetic connector module 20 is rotated 360 degrees with respect to the first magnetic connector module 10 is coupled to the second RF communication unit 230 is RF from the first RF communication unit 130 Communication needs to be established so that communication signals can be transmitted and received.
  • a plurality of fourth magnets 240 are disposed at the same distance from the second electrode portion 210 around the second electrode portion 210.
  • the fourth magnet 240 is magnetically coupled to the third magnet 140 described above, the second magnetic connector module 20 is coupled to the first magnetic connector module 10 (or the first magnetic member).
  • the connector module 10 is rotatable at a set angle in a state in which the connector module 10 is coupled to the second magnetic connector module 20.
  • the fourth magnet 240 also serves to supplement the magnetic forces of the first magnet 120 and the second magnet 220 together with the third magnet 140, thereby providing the first electrode part 110 and the second magnet. Accurate matching between the electrode units 210 may improve the speed and efficiency of the wireless communication.
  • the fourth magnet 240 may be disposed to be symmetrical with each other on the circumference with respect to the center of the second electrode part 210.
  • the second magnet 220 should be embedded in the second body 200 due to the second electrode portion 210, but the fourth magnet 240 may be embedded in the second body 200 or exposed to the outside. You may be.
  • the second magnet 220 and the fourth magnet 240 may be arranged with different magnetic poles.
  • the fourth magnet 240 may be the S pole
  • the fourth magnet 240 may be the N pole.
  • the fourth magnet 240 may be formed in a smaller size than the second magnet 220 in order to weaken the magnetic force. If the magnetic force of the fourth magnet 240 is stronger than the magnetic force of the second magnet 220, it is easy to freely rotate in a state in which the second magnetic connector module 20 is coupled to the first magnetic connector module 10. Will not. That is, when the second magnetic connector module 20 rotates while being coupled to the first magnetic connector module 10, the portion in which the second magnet 220 is positioned becomes the rotation axis, but the fourth magnet 240 is positioned. Since the portion to be rotated, the fourth magnet 240 preferably has a weaker magnetic force than the second magnet 220.
  • the modules 10 when the second magnetic connector module 20 is coupled to the first magnetic connector module 10, the modules 10, only by the magnetic force of the first magnet 120 and the second magnet 220. 20) there may be a lack of cohesion, and accordingly, data transmission and reception according to proximity wireless communication may be difficult.
  • the third magnet 140 and the fourth magnet 240 are additionally provided, accurate matching between the first electrode part 110 and the second electrode part 210 can be ensured. The speed and efficiency of data transmission and reception between the first RF communication unit 130 and the second RF communication unit 230 may be improved.
  • the modules 10 and 20 may be used. It is located at the shortest distance from each other without being affected by the rotation of the), it is possible to transmit and receive data at high speed and high efficiency.
  • FIG. 6 is a view illustrating an operation flow of the magnetic connecting device according to the present invention in order to describe how data is communicated by the magnetic connector modules 10 and 20.
  • first magnetic connector module 10 and the second magnetic connector module 20 are coupled (that is, coupled by magnetic force of the magnet) (S10), ID terminals provided in the respective modules 10 and 20.
  • the module recognition (or ID recognition) process is performed by steps 113 and 213 (S20).
  • Module recognition may be performed by circuits embedded in an electronic device on which the first magnetic connector module 10 is mounted and an external device on which the second magnetic connector module 20 is mounted.
  • the first electrode part 110 and the second electrode part 210 are electrically connected, so that power is supplied from the electronic device to the external device. Will be (S30).
  • the first RF communication unit 130 and the second RF communication unit are each formed by a circuit embedded in the electronic device and the external device. It is determined whether the 230 is located at a distance capable of wireless communication with each other (S40).
  • the module returns to the module recognition step S20.
  • the RF communication units 130 and 230 are located at a distance capable of wireless communication with each other, data is transmitted and received between the electronic device and the external device through the RF communication units 130 and 230 (S50).
  • Figure 7 is a perspective view of a first magnetic connector module according to another embodiment of the present invention
  • Figure 8 is a cross-sectional view taken along the line CC 'of
  • FIG. 9 is a perspective view of a second magnetic connector module according to another embodiment of the present invention
  • FIG. 10 is a cross-sectional view taken along line D-D 'of FIG. 9.
  • 11 is a view showing a state in which the first magnetic connector module and the second magnetic connector module are coupled according to another embodiment of the present invention.
  • the magnetic connecting device includes a first magnetic connector module 10 and a second magnetic connector module 20.
  • the first electrode part 110 is represented by pin terminals
  • the second electrode part 210 is concentrically shaped terminals.
  • the first electrode unit 110 may be composed of pin terminals as well as concentric terminals
  • the second electrode unit 210 may be formed of concentric terminals as well as pin terminals. It is only shown that it can be configured, the function of the electrode unit (110, 210) is the same as described above.
  • Terminals constituting the first electrode unit 110 are pin terminals 114 to 116 as shown in FIG. 7, and terminals constituting the second electrode unit 210 are concentric terminals as shown in FIG. 9. 214 to 216.
  • the pin terminals 114 to 116 constituting the first electrode unit 110 have a form protruding to the outside through holes (not shown) formed on one surface of the first body 100, and the power terminal 114 (V). ), 115 (GND)) and ID terminal 116.
  • concentric terminals 214 to 216 constituting the second electrode unit 210 are provided on one surface of the second body 200 and have power terminals 214 (V, 215 (GND)) and ID terminals ( 216).
  • the concentric terminals 214 to 216 may be each formed in a continuous form, but may also be formed in an intermittent form.
  • Each of the pin terminals 114 to 116 constituting the first electrode unit 110 is disposed in a line so as to correspond 1: 1 to the concentric terminals 214 to 216 constituting the second electrode unit 210. Can be.
  • the power terminals 114 (V) and 115 (GND) of the first electrode unit 110 are electrically connected to the power terminals 214 (V and 215 (GND)) of the second electrode unit 210.
  • the external device As the power is supplied from the device to the external device, the external device is charged. Accordingly, data is transmitted and received between the electronic device and the external device by the RF communication units 130 and 230.
  • the ID terminal 116 of the first electrode unit 110 is electrically connected to the ID terminal 216 of the second electrode unit 210, the module recognition between the magnetic connector modules 10 and 20 is performed. .
  • the first magnetic connector module 10 has a first electrode portion (not shown) on a convex portion that is convex outwardly from one surface of the first body 100. 110 may be provided.
  • the second magnetic connector module 20 may be provided with a second electrode portion 210 on a concave portion recessed inwardly from one surface of the second body 200.
  • 11 is a view illustrating a state in which a first magnetic connector module and a second magnetic connector module are coupled according to another embodiment of the present invention, and the convex portion is positioned within the concave portion and the first electrode portion 110.
  • the second electrode unit 210 is electrically connected to each other.
  • the first electrode unit 110 is provided on a concave portion concave inward from one surface of the first body 100, and the second electrode portion 210 is outside from one surface of the second body 200. And the first electrode part 110 and the second electrode part 210 may be electrically connected to each other as the convex part is located in the concave part. have.
  • the coupling between the first magnetic connector module 10 and the second magnetic connector module 20 may be facilitated, thereby improving convenience of use.
  • the stability of the coupling between the first magnetic connector module 10 and the second magnetic connector module 20 is also improved, accurate matching between the electrode parts 110 and 210 can be ensured, and accordingly, the RF communication parts 130 are provided. Proximity wireless communication between, 230 can be achieved at high speed and with high efficiency.
  • the third magnet 140 is provided on the first body 100 and the fourth magnet 240 is provided on the second body 200, the third magnet 140 and the fourth magnet 240 are provided. Magnetic coupling between the electrodes 110 and 120 can be more accurately matched.
  • FIG. 12 is a perspective view of a first magnetic connector module according to still another embodiment of the present invention
  • FIG. 13 is a cross-sectional view taken along line EE ′ of FIG. 12.
  • 14 is a perspective view of a second magnetic connector module according to another embodiment of the present invention
  • FIG. 15 is a cross-sectional view taken along the line FF ′ of FIG. 14.
  • 16 is a view showing a state in which the first magnetic connector module and the second magnetic connector module are combined according to another embodiment of the present invention.
  • the magnetic connecting device includes a first magnetic connector module 10 and a second magnetic connector module 20.
  • the first magnetic connector module 10 according to another embodiment of the present invention is provided with a first wireless charging unit 150 inside the first body 100, and the first wireless unit.
  • the first magnet 120 is positioned around the charging unit 150, and the first RF communication unit 130 is positioned around the first magnet.
  • the first body 100 may be made of various materials such as a printed circuit board (PCB), metal, plastic, and the like.
  • PCB printed circuit board
  • the first wireless charging unit 150 may be connected to an electronic device (not shown) to receive power from the electronic device.
  • the first wireless charging unit 150 when the first wireless charging unit 150 is electrically connected to the second wireless charging unit 250 which will be described later (more specifically, wireless connection), the power supplied from the electronic device is transmitted to the external device.
  • the first wireless charging unit 150 may be a coil. That is, the coil constituting the first wireless charging unit 150 is external to the magnetic flux generated when current flows to the second magnetic connector module 20 (more specifically, the second wireless charging unit 250). Allow the device to charge.
  • the first magnet 120 is positioned around the first wireless charging unit 150. However, since the first magnet 120 is configured to couple the magnetic connector modules 10 and 20 by magnetic coupling with the second magnet 220 as described above, the first magnet 120 is disposed below the first wireless charging unit 150. Preferably located.
  • the first RF communicator 130 includes a circuit and an antenna for RF communication, and is positioned around the first wireless charger 150, that is, adjacent to the first wireless charger 150.
  • the RF communicator 130 and the second RF communicator 230 to be described later are preferably located at the closest distance to each other in performing proximity wireless communication.
  • the present invention may freely couple and decouple the second magnetic connector module 20 based on the first magnetic connector module 10 at any angle, and may be configured to rotate 360 degrees after the coupling.
  • the first RF communication unit 130 and the second RF communication unit 230 are located in the closest distance to each other of each of the magnetic connector modules (10, 20) It is required to be located in correspondence with each other at the center.
  • the first wireless charging unit 150 has a donut shape having an empty center, and the first RF communication unit 130 is preferably positioned at the center of the first wireless charging unit 150.
  • the first magnetic connector module 10 may be rotated after being coupled to the second magnetic connector module 20.
  • the first RF communication unit 130 is always located in the center of the module 10.
  • the second wireless charging unit 250 to be described later is disposed to correspond to the first wireless charging unit 150 as a donut shape having an empty center, and the second RF communication unit 130 is a donut shape. 2 is preferably located in the center of the wireless charging unit 250 to correspond to the first RF communication unit 130.
  • a plurality of third magnets 140 are disposed at the same distance from the first wireless charging unit 150 around the first wireless charging unit 150.
  • the third magnet 140 is magnetically coupled to the fourth magnet 240
  • the second magnetic connector module 20 is coupled to the first magnetic connector module 10 (or the first magnetic connector module). (10) is rotatable at a set angle (in a state coupled to the second magnetic connector module 20).
  • the third magnet 140, together with the fourth magnet 240 also serves to supplement the magnetic force of the first magnet 120 and the second magnet 220, the first wireless charging unit 150 and the second Accurate matching between the wireless charging unit 250 to improve the speed and efficiency of the wireless communication.
  • the third magnet 140 is preferably arranged to be symmetrical with each other on the circumference with respect to the center of the first wireless charging unit 150.
  • the first magnet 120 should be embedded in the first body 100 due to the first wireless charging unit 150, but the third magnet 140 may be embedded in the first body 100 or exposed to the outside. You may be.
  • the first magnet 120 and the third magnet 140 may be arranged with different magnetic poles.
  • the third magnet 140 may be the S pole
  • the third magnet 140 may be the N pole.
  • the third magnet 140 may be formed in a smaller size to weaken the magnetic force than the first magnet 120. If the magnetic force of the third magnet 140 is stronger than the magnetic force of the first magnet 120, it is easy to freely rotate in a state in which the second magnetic connector module 20 is coupled to the first magnetic connector module 10. Will not. That is, when the second magnetic connector module 20 rotates while being coupled to the first magnetic connector module 10, the portion in which the first magnet 120 is positioned becomes the rotation axis but the third magnet 140 is positioned. Since the portion to be rotated, the third magnet 140 preferably has a weaker magnetic force than the first magnet 120.
  • the second magnetic connector module 20 includes a second wireless charging unit 250 inside the second body 200.
  • the second magnet 220 is positioned around the second wireless charging unit 250, and the second RF communication unit 230 is positioned around the second magnet 220.
  • the second body 200 may be made of various materials, such as a printed circuit board (PCB), metal, and plastic.
  • PCB printed circuit board
  • metal metal
  • plastic plastic
  • the second wireless charger 250 is connected to an external device, and when electrically connected to the first wireless charger 150, serves to transfer power supplied through the first wireless charger 150 to the external device.
  • the second wireless charger 250 may be a coil like the first wireless charger 150. That is, the coil constituting the second wireless charging unit 250 generates a current by the magnetic flux generated by the coil constituting the first wireless charging unit 150, thereby serving to charge the external device connected thereto.
  • the second magnet 220 is positioned around the second wireless charging unit 250, and the second magnet 220 connects the magnetic connector modules 10 and 20 by magnetic coupling with the first magnet 120. Since it is a configuration to couple, it is preferable to be located below the second wireless charging unit 250.
  • the second RF communication unit 230 includes a circuit and an antenna for RF communication, and is positioned around the second wireless charging unit 250, that is, adjacent to the second wireless charging unit 250.
  • the first RF communication unit 130 is positioned at the center of the donut-shaped first wireless charging unit 150
  • the second RF communication unit 230 is also at the center of the donut-shaped second wireless charging unit 250. It is preferable to position the RF communication units 130 and 230 so that the RF communication units 130 and 230 are stably transmitted and received at a fixed position at all times without being affected by the rotation of the modules 10 and 20. 130, 230) to be able to transmit and receive data at high speed and high efficiency by being located at the closest distance to each other.
  • the first RF communicator 130 and the second RF communicator 230 may perform mutual RF communication. It should be as far as possible.
  • the first RF communicator 130 is positioned at the center of the first magnetic connector module 10
  • the second RF communicator 230 is positioned at a distance from the center of the second magnetic connector module 20. If it is assumed, even if the second magnetic connector module 20 is rotated 360 degrees with respect to the first magnetic connector module 10 is coupled to the second RF communication unit 230 is RF from the first RF communication unit 130 Communication needs to be established so that communication signals can be transmitted and received.
  • a plurality of fourth magnets 240 are disposed at the same distance from the second wireless charger 250 around the second wireless charger 250.
  • the fourth magnet 240 is magnetically coupled to the third magnet 140 described above, the second magnetic connector module 20 is coupled to the first magnetic connector module 10 (or the first magnetic member).
  • the connector module 10 is rotatable at a set angle in a state in which the connector module 10 is coupled to the second magnetic connector module 20.
  • the fourth magnet 240, together with the third magnet 140 also serves to supplement the magnetic force of the first magnet 120 and the second magnet 220, the first wireless charging unit 150 and the second Accurate matching between the wireless charging unit 250 to improve the speed and efficiency of the wireless communication.
  • the fourth magnet 240 is preferably arranged to be symmetrical with each other on the circumference with respect to the center of the second wireless charging unit 250.
  • the second magnet 220 should be embedded in the second body 200 due to the second wireless charging unit 250, but the fourth magnet 240 may be embedded in the second body 200 or exposed to the outside. You may be.
  • the second magnet 220 and the fourth magnet 240 may be arranged with different magnetic poles.
  • the fourth magnet 240 may be the S pole
  • the fourth magnet 240 may be the N pole.
  • the fourth magnet 240 may be formed in a smaller size than the second magnet 220 in order to weaken the magnetic force. If the magnetic force of the fourth magnet 240 is stronger than the magnetic force of the second magnet 220, it is easy to freely rotate in a state in which the second magnetic connector module 20 is coupled to the first magnetic connector module 10. Will not. That is, when the second magnetic connector module 20 rotates while being coupled to the first magnetic connector module 10, the portion in which the second magnet 220 is positioned becomes the rotation axis, but the fourth magnet 240 is positioned. Since the portion to be rotated, the fourth magnet 240 preferably has a weaker magnetic force than the second magnet 220.
  • the modules 10 when the second magnetic connector module 20 is coupled to the first magnetic connector module 10, the modules 10, only by the magnetic force of the first magnet 120 and the second magnet 220. 20) there may be a lack of cohesion, and accordingly, data transmission and reception according to proximity wireless communication may be difficult.
  • the third magnet 140 and the fourth magnet 240 are further provided, accurate matching between the first wireless charging unit 150 and the second wireless charging unit 250 may be ensured. The speed and efficiency of data transmission and reception between the first RF communication unit 130 and the second RF communication unit 230 may be improved.
  • the modules 10 20 is located at the shortest distance from each other without being affected by the rotation of 20, thereby allowing data to be transmitted and received at high speed and with high efficiency.
  • module recognition may be performed by circuits embedded in an electronic device on which the first magnetic connector module 10 is mounted and an external device on which the second magnetic connector module 20 is mounted.
  • the first wireless charging unit 150 and the second wireless charging unit 250 are electrically connected, so that power is supplied from the electronic device to the external device. Will be (S30).
  • the first RF communication unit 130 and the second RF communication unit may be formed by circuits embedded in the electronic device and the external device, respectively. It is determined whether the 230 is located at a distance capable of wireless communication with each other (S40).
  • the module returns to the module recognition step S20.
  • the RF communication units 130 and 230 are located at a distance capable of wireless communication with each other, data is transmitted and received between the electronic device and the external device through the RF communication units 130 and 230 (S50).
  • the first wireless charging unit 150 is located under the convex portion that is convex outward from one surface of the first body 100, and the second wireless charging unit 250 is inward from one surface of the second body 200. It may be located below the concave recess. As the convex portion is located in the concave portion, the first wireless charging portion and the second wireless charging portion are electrically connected to each other.
  • the first wireless charging unit 150 is located under the concave portion concave inward from one surface of the first body 100
  • the second wireless charging unit 250 is a convex portion which is convex outward from one surface of the second body 200. It may be located at the bottom. As the convex portion is located in the concave portion, the first wireless charging unit 150 and the second wireless charging unit 250 are electrically connected to each other.
  • the coupling between the first magnetic connector module 10 and the second magnetic connector module 20 may be facilitated, thereby improving convenience of use.
  • the stability of the coupling between the first magnetic connector module 10 and the second magnetic connector module 20 is also improved, accurate matching between the wireless charging units 150 and 250 can be ensured, and thus the RF communication units ( Proximity wireless communication between 130, 230 can be achieved at high speed and with high efficiency.
  • the third magnet 140 is provided on the first body 100 and the fourth magnet 240 is provided on the second body 200, the third magnet 140 and the fourth magnet 240 are provided. Magnetic coupling between the electrodes 110 and 120 can be more accurately matched.
  • first magnetic connector module 20 second magnetic connector module
  • first body 200 second body
  • first electrode portion 210 second electrode portion
  • first magnet 220 second magnet
  • first RF communication unit 230 second RF communication unit

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Details Of Connecting Devices For Male And Female Coupling (AREA)
  • Telephone Set Structure (AREA)
PCT/KR2017/000700 2016-01-22 2017-01-20 마그네틱 커넥팅 장치 WO2017126925A1 (ko)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201780000864.5A CN107251448A (zh) 2016-01-22 2017-01-20 磁性连接装置

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR10-2016-0008352 2016-01-22
KR1020160008352A KR20170088231A (ko) 2016-01-22 2016-01-22 마그네틱 커넥팅 장치

Publications (1)

Publication Number Publication Date
WO2017126925A1 true WO2017126925A1 (ko) 2017-07-27

Family

ID=59362735

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/KR2017/000700 WO2017126925A1 (ko) 2016-01-22 2017-01-20 마그네틱 커넥팅 장치

Country Status (3)

Country Link
KR (1) KR20170088231A (zh)
CN (3) CN107251448A (zh)
WO (1) WO2017126925A1 (zh)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2020122350A1 (ko) * 2018-12-12 2020-06-18 삼성전자 주식회사 무선 충전 장치 및 그의 배터리 충전 방법

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20170088231A (ko) * 2016-01-22 2017-08-01 (주)에스피에스 마그네틱 커넥팅 장치
CN108564158A (zh) * 2018-04-14 2018-09-21 佛山市顺德区贝贝健电子科技有限公司 一种烹饪机专用菜谱芯片
CN109995110B (zh) * 2019-03-29 2021-08-24 维沃移动通信有限公司 一种连接器、电子设备、数据传输方法及装置
KR102590929B1 (ko) * 2021-09-16 2023-10-19 에버웰테크놀로지 주식회사 발열 잠수복
DE102021124968A1 (de) 2021-09-27 2023-03-30 INNIRION GmbH Messeinheit und Messsystem

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20040014370A1 (en) * 2000-09-15 2004-01-22 Weiping Zhao Combination sleeve and spring cage incorporated into a one-piece female terminal for interengaging a corresponding male terminal and method of configuring such a sleeve and spring cage from a blank shape
US20070141860A1 (en) * 2005-12-16 2007-06-21 Motorola, Inc. Magnetic connector
KR20100049152A (ko) * 2008-11-03 2010-05-12 정수영 전자기기의 마그네틱 커넥터
KR20120129488A (ko) * 2011-05-20 2012-11-28 (주)에스피에스 마그네틱 커넥팅 장치
US8496491B2 (en) * 2011-01-04 2013-07-30 Fujitsu Component Limited Rotated electrical connector unit

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7351066B2 (en) * 2005-09-26 2008-04-01 Apple Computer, Inc. Electromagnetic connector for electronic device
US7722358B2 (en) * 2007-06-15 2010-05-25 Microsoft Corporation Electrical connection between devices
JP2011205850A (ja) * 2010-03-26 2011-10-13 Panasonic Electric Works Co Ltd 非接触受電装置及び非接触充電システム
US9147965B2 (en) * 2012-09-26 2015-09-29 Kc Magcon, Inc. Magnetic-enabled connector device
KR20170088231A (ko) * 2016-01-22 2017-08-01 (주)에스피에스 마그네틱 커넥팅 장치

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20040014370A1 (en) * 2000-09-15 2004-01-22 Weiping Zhao Combination sleeve and spring cage incorporated into a one-piece female terminal for interengaging a corresponding male terminal and method of configuring such a sleeve and spring cage from a blank shape
US20070141860A1 (en) * 2005-12-16 2007-06-21 Motorola, Inc. Magnetic connector
KR20100049152A (ko) * 2008-11-03 2010-05-12 정수영 전자기기의 마그네틱 커넥터
US8496491B2 (en) * 2011-01-04 2013-07-30 Fujitsu Component Limited Rotated electrical connector unit
KR20120129488A (ko) * 2011-05-20 2012-11-28 (주)에스피에스 마그네틱 커넥팅 장치

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2020122350A1 (ko) * 2018-12-12 2020-06-18 삼성전자 주식회사 무선 충전 장치 및 그의 배터리 충전 방법

Also Published As

Publication number Publication date
CN206602522U (zh) 2017-10-31
CN106998220A (zh) 2017-08-01
KR20170088231A (ko) 2017-08-01
CN107251448A (zh) 2017-10-13

Similar Documents

Publication Publication Date Title
WO2017126925A1 (ko) 마그네틱 커넥팅 장치
WO2011136498A2 (ko) 단자연결모듈 및 이를 구비한 단자연결장치
WO2020141680A1 (ko) 휴대용 단말기 무선 충전 시스템
WO2017007231A1 (ko) 무선 충전과 nfc 통신을 위한 무선 안테나 및 이를 적용한 무선 단말기
WO2012030010A1 (ko) 모바일 기기의 송수신 감도 향상을 위한 안테나 부스터 케이스
EP3999933A1 (en) Foldable electronic device including electronic pen
WO2014157998A1 (en) Camera lens module
WO2017051990A1 (ko) 와치타입 이동 단말기
WO2012053870A2 (en) Wireless charging method and apparatus
WO2013129808A1 (ko) 기판 연결용 알에프 커넥터
WO2019194344A1 (ko) 휴대용 음향기기
EP2891252A1 (en) Back cover for mobile terminals
WO2018093022A1 (ko) 다중결합이 가능한 무선충전 트레이 유닛 및 이를 포함하는 무선충전 시스템
WO2020013548A1 (ko) 케이블 전지를 구비한 데이터 케이블 장치
WO2017057894A1 (ko) 충전 거치대 및 모바일 단말기의 충전 장치
WO2023140443A1 (ko) Rf 동축 케이블용 플러그 및 어댑터와 이를 구비하는 rf 커넥터 조립체
WO2017069326A1 (ko) 무선충전이 가능한 휴대 단말기용 거치대
WO2020096245A1 (en) Adapter and electronic system having the same
WO2022231186A1 (ko) 커넥터
WO2010082730A2 (ko) 카메라 액츄에이터 모듈
WO2018097672A1 (ko) 회전이 가능한 커넥터
WO2015076614A1 (ko) 하나의 절연성 몸체로 구성되는 소켓
WO2018070614A1 (ko) 무선전력 전송 장치, 무선전력 수신 장치 및 무선 충전 시스템
WO2020122350A1 (ko) 무선 충전 장치 및 그의 배터리 충전 방법
WO2022045685A1 (ko) 전자 장치 및 전자 장치에서 적응적 동작 전압 기반의 무선 전력 전송 방법

Legal Events

Date Code Title Description
121 Ep: the epo has been informed by wipo that ep was designated in this application

Ref document number: 17741691

Country of ref document: EP

Kind code of ref document: A1

NENP Non-entry into the national phase

Ref country code: DE

122 Ep: pct application non-entry in european phase

Ref document number: 17741691

Country of ref document: EP

Kind code of ref document: A1