WO2018117372A1 - 무선 충전 장치 - Google Patents
무선 충전 장치 Download PDFInfo
- Publication number
- WO2018117372A1 WO2018117372A1 PCT/KR2017/009956 KR2017009956W WO2018117372A1 WO 2018117372 A1 WO2018117372 A1 WO 2018117372A1 KR 2017009956 W KR2017009956 W KR 2017009956W WO 2018117372 A1 WO2018117372 A1 WO 2018117372A1
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- WO
- WIPO (PCT)
- Prior art keywords
- cover
- upper housing
- charging coil
- disposed
- electronic device
- Prior art date
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Classifications
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- 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
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- 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
- H02J7/0042—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries characterised by the mechanical construction
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- 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
- H02J7/0042—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries characterised by the mechanical construction
- H02J7/0044—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries characterised by the mechanical construction specially adapted for holding portable devices containing batteries
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- 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
- H02J7/007—Regulation of charging or discharging current or voltage
- H02J7/007188—Regulation of charging or discharging current or voltage the charge cycle being controlled or terminated in response to non-electric parameters
- H02J7/007192—Regulation of charging or discharging current or voltage the charge cycle being controlled or terminated in response to non-electric parameters in response to temperature
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R11/00—Arrangements for holding or mounting articles, not otherwise provided for
- B60R11/02—Arrangements for holding or mounting articles, not otherwise provided for for radio sets, television sets, telephones, or the like; Arrangement of controls thereof
- B60R11/0241—Arrangements for holding or mounting articles, not otherwise provided for for radio sets, television sets, telephones, or the like; Arrangement of controls thereof for telephones
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01P—COOLING OF MACHINES OR ENGINES IN GENERAL; COOLING OF INTERNAL-COMBUSTION ENGINES
- F01P5/00—Pumping cooling-air or liquid coolants
- F01P5/02—Pumping cooling-air; Arrangements of cooling-air pumps, e.g. fans or blowers
Definitions
- Various embodiments of the present disclosure relate to a wireless charging device.
- the portable electronic device may use a battery. Accordingly, various methods for charging the battery of the portable electronic device have been proposed. For example, conventionally, portable electronic devices have used a method of charging a battery using a cable. Recently, wireless charging devices capable of wirelessly charging a battery of a portable electronic device have been proposed.
- Conventional wireless charging devices are provided in the form of simply supporting the weight of a portable electronic device placed on top. Accordingly, when the user throws the portable electronic device up during the process of placing the portable electronic device on the wireless charging device, the portable electronic device does not lie in the upper center of the wireless charging device and is easily moved away from the center of the wireless charging device or the upper surface of the wireless charging device is Occasional deviations occur in, often failing to obtain the correct state of charge. Alternatively, even when the portable electronic device is correctly aligned on the top of the wireless charging device, when the portable electronic device trembles due to a specific event (eg, vibration), the charging coil alignment state between the wireless charging device and the portable electronic device is canceled, and thus the charging efficiency is reduced. The problem of this sudden drop is occurring.
- a specific event eg, vibration
- the upper surface of the wireless charging device on which the portable electronic device is placed is made of a material having a relatively high friction so that even if vibration occurs while charging the portable electronic device, an alignment state between the portable electronic device and the wireless charging device may occur. It can be maintained firmly, and can be supported so that the portable electronic device does not easily escape from the wireless charging device.
- various embodiments of the present disclosure provide the upper first layer of the wireless charging device with a relatively high friction force, and the lower second layer of the first layer with a relatively high elastic material. Is thrown on top of the wireless charging device, it is possible to suppress the occurrence of damage or scratches between the portable electronic device and the wireless charging device, or to absorb vibrations generated by the portable electronic device to secure alignment between the portable electronic device and the wireless charging device. To keep it alive.
- a wireless charging device may include a first cover having a friction force of a predetermined size, a second cover disposed below the first cover, and a second cover having an elastic force of a specified size, and an upper housing disposed below the second cover.
- a lower housing coupled to the upper housing, at least one charging coil disposed between the upper housing and the lower housing to supply power to an electronic device disposed on an upper surface of the first cover, a power supply unit connected to the charging coil, and It may include a mounting state conversion unit for converting the mounting state of the upper housing and the lower housing.
- various embodiments support safe and secure placement of the portable electronic device on top of the wireless charging device, maintain a stable alignment between the portable electronic device and the wireless charging device being charged, and the portable electronic device wirelessly charges the wireless electronic device. It can be supported so as not to deviate from the top of the device.
- FIG. 1A is a diagram illustrating an example of an appearance of a wireless charging device observed in a first direction according to an exemplary embodiment of the present disclosure.
- 1B is a view illustrating an example of an appearance of a wireless charging device observed in a second direction according to an exemplary embodiment of the present invention.
- FIG. 2 is a view showing an example of an exploded perspective view of a wireless charging device according to an embodiment of the present invention.
- FIG 3 is an example of a cutaway view of a portion of a wireless charging device according to an embodiment of the present invention.
- FIG 4 is an example of a cross-sectional view of a wireless charging device according to an embodiment of the present invention.
- FIG. 5 is a view showing an example of the conversion state of the mounting state of the wireless charging device according to an embodiment of the present invention.
- FIG. 6 is a view showing an example of a cross section of the wireless charging device in the designated mounting state according to an embodiment of the present invention.
- FIG. 7 illustrates an example of various arrangements of a portable electronic device according to an embodiment of the present disclosure.
- FIG. 8A is a diagram for an example of maintaining an arrangement state caused by vibration of a portable electronic device according to an embodiment of the present disclosure.
- FIG. 8B is a diagram for an example of a mounting state of a portable electronic device according to an embodiment of the present disclosure.
- 8C is a diagram for an example of a mounting state of a portable electronic device according to an embodiment of the present disclosure.
- FIG. 9 is a view showing another example of a wireless charging device according to an embodiment of the present invention.
- FIG. 10A is a perspective view of a wireless charging device according to various embodiments of the present disclosure and a cutaway partial view of the perspective view; FIG.
- FIG. 10B is a diagram illustrating an example of a hinge structure of a wireless charging device according to various embodiments of the present disclosure.
- 10C is a perspective view illustrating a wireless charging device according to various embodiments of the present disclosure.
- FIG. 11 is a diagram illustrating another example of a wireless charging device according to various embodiments of the present disclosure.
- expressions such as “have”, “may have”, “include”, or “may contain” include the presence of a corresponding feature (e.g., numerical, functional, operational, or component such as a component). Does not exclude the presence of additional features.
- expressions such as “A or B”, “at least one of A or / and B”, or “one or more of A or / and B” may include all possible combinations of items listed together.
- “A or B”, “at least one of A and B”, or “at least one of A or B” includes (1) at least one A, (2) at least one B, Or (3) both of cases including at least one A and at least one B.
- Expressions such as “first,” “second,” “first,” or “second,” used in various embodiments may modify various elements in any order and / or importance, and may modify the elements. It is not limited. The above expressions may be used to distinguish one component from another.
- the first user device and the second user device may represent different user devices regardless of the order or importance.
- the first component may be referred to as a second component, and similarly, the second component may be renamed to the first component.
- One component (such as a first component) is "(functionally or communicatively) coupled with / to" to another component (such as a second component) or " When referred to as “connected to”, it should be understood that any component may be directly connected to the other component or may be connected through another component (eg, a third component).
- a component e.g., a first component
- another component e.g., a second component
- the expression “configured to” used in this document is, for example, “suitable for”, “having the capacity to” depending on the situation. It may be used interchangeably with “designed to”, “adapted to”, “made to”, or “capable of”.
- the term “configured to” may not necessarily mean only “specifically designed to” in hardware. Instead, in some situations, the expression “device configured to” may mean that the device “can” along with other devices or components.
- the phrase “processor configured (or set up) to perform A, B, and C” may execute a dedicated processor (eg, an embedded processor) to perform the operation, or one or more software programs stored in a memory device. By doing so, it may mean a general-purpose processor (for example, a CPU or an application processor) capable of performing the corresponding operations.
- the electronic device may be a smartphone, a tablet personal computer, a mobile phone, a video phone, or an e-book reader. reader, desktop PC, laptop PC, netbook computer, workstation, server, PDA (personal digital assistant), portable multimedia player (PMP), MP3 player, mobile Medical devices, camera modules, or wearable devices (e.g. smart glasses, head-mounted-devices (HMDs), electronic clothing, electronic bracelets, electronic necklaces, electronic accessories) , An electronic tattoo, a smart mirror, or a smart watch.
- PDA personal digital assistant
- PMP portable multimedia player
- MP3 player portable multimedia player
- mobile Medical devices e.g. smart glasses, head-mounted-devices (HMDs), electronic clothing, electronic bracelets, electronic necklaces, electronic accessories
- HMDs head-mounted-devices
- electronic clothing electronic bracelets
- electronic necklaces electronic accessories
- the electronic device may be a smart home appliance.
- Smart home appliances are, for example, televisions, DVD players, audio, refrigerators, air conditioners, cleaners, ovens, microwave ovens, washing machines, air purifiers, set-top boxes, home automation control panels.
- control panel security control panel
- TV box e.g. Samsung HomeSync TM, Apple TV TM, or Google TV TM
- game console e.g. Xbox TM, PlayStation TM
- electronic dictionary e.g. Sony PlayStation TM
- electronic key It may include at least one of a camcorder or an electronic picture frame.
- the electronic device may include various medical devices (eg, various portable medical measuring devices (such as blood glucose meters, heart rate monitors, blood pressure monitors, or body temperature meters), magnetic resonance angiography (MRA), magnetic resonance imaging (MRI), Such as CT (computed tomography, imaging or ultrasound), navigation devices, global positioning system receivers, event data recorders (EDRs), flight data recorders (FDRs), automotive infotainment devices, ships Electronic equipment (e.g., ship navigation devices, gyro compasses, etc.), avionics, security devices, vehicle head units, industrial or household robots, automatic teller's machines (financial institutions), point of sale (POS) stores (point of sales) or Internet of things (e.g. light bulbs, sensors, electrical or gas meters, sprinkler devices, fire alarms, thermostats, street lights, toasters, Exercise equipment, hot water tank, heater, boiler, and the like.
- various medical devices e.g, various portable medical measuring devices (such as blood glucose meters, heart rate monitors, blood pressure monitor
- an electronic device may be a furniture or part of a building / structure, an electronic board, an electronic signature receiving device, a projector, or various measuring devices (eg, Water, electricity, gas, or radio wave measuring instrument).
- the electronic device may be one or a combination of the aforementioned various devices.
- An electronic device according to an embodiment may be a flexible electronic device.
- the electronic device according to an embodiment of the present disclosure is not limited to the above-described devices, and may include a new electronic device according to technology development.
- the term user may refer to a person who uses an electronic device or a device (eg, an artificial intelligence electronic device) that uses an electronic device.
- FIG. 1A is a view showing an example of an external appearance of a wireless charging device observed in a first direction according to an embodiment of the present invention
- FIG. 1B is a view of an external appearance of a wireless charging device observed in a second direction according to an embodiment of the present invention. An example is shown.
- the wireless charging device 10 may include a case part 200 and a cover part 100.
- the case 200 may include elements related to wireless charging (eg, a charging coil, a cooling fan, a power supply, and the like) inside.
- the case part 200 may have a shape of a bottom surface, for example, circular or oval.
- the bottom surface of the case part 200 may be provided in a polygon.
- At least a part of the vertical cross section of at least one side of the case part 200 may be provided as a curved surface.
- the case part 200 may be provided in a bowl shape in which a horizontal cross-section gradually increases from the bottom to the upper side.
- the cover part 100 may be disposed above the case part 200. According to an embodiment of the present disclosure, the upper edge of the case part 200 and the lower edge of the cover part 100 may be engaged with and fixed to each other. At least one air circulation hole 201 may be disposed at one side of the case part 200 to dissipate heat generated during charging of the portable electronic device.
- the air circulation holes 201 may have a plurality of predetermined intervals in a band shape along the circumference of the case part 200.
- One side of the case unit 200 may be a power supply unit 222 to which an external cable (for example, a USB cable) is connected.
- the power supply unit 222 may be provided spaced apart from the bottom surface of the case unit 200 by a predetermined height and recessed sidewalls. In the recessed area, a connector (eg, a USB connector) into which a plug of an external cable may be inserted may be disposed.
- the case part 200 may be formed of a material having a strength of a predetermined size or more, for example, a plastic material, a metal material, or a wood material.
- the cover part 100 may be disposed to have a predetermined thickness and width on the case part 200.
- the lower edge cross-sectional area of the cover part 100 may be formed to be substantially the same as the upper cross-sectional area of the case part 200. Accordingly, when the cover part 100 is placed on the case part 200, the side surface of the case part 200 may be continuously disposed on the side surface of the cover part 100. For example, the boundary area between the lower edge of the cover part 100 and the upper edge of the case part 200 may be smoothly connected without a step.
- the cover part 100 may be made of a material that can absorb a shock that may occur while the portable electronic device is placed on the top.
- the cover part 100 may be made of a material capable of absorbing vibration generated in the portable electronic device so as to suppress the movement of the portable electronic device placed thereon.
- the cover part 100 may be made of a rubber material, a sponge material, a styrofoam material, or the like.
- at least a part of the cover part 100 may be provided as fusion or leather.
- the wireless charging device 10 of the present invention is disposed inside the wireless charging device 10 by eliminating, reducing or canceling the shock and vibration applied by the portable electronic device through the cover part 100 structure. It is possible to prevent breakage of the charging coil, and to prevent deviation of the charging section of the portable electronic device. In addition, when the portable electronic device is placed on the top of the wireless charging device 10, the soft cover part 100 is pressed, thereby reducing the separation distance between the portable electronic device and the charging coil disposed under the cover part 100. It is possible to prevent a decrease in charging efficiency due to the shape (backside with edge / curved surface) of the portable electronic device.
- FIG. 2 is a view showing an exploded perspective view of a wireless charging device according to an embodiment of the present invention
- Figure 3 is an example of a cutaway view of a portion of the wireless charging device according to an embodiment of the present invention.
- 4 is an example of a cross-sectional view of a wireless charging device according to an embodiment of the present invention.
- the wireless charging device 10 includes a first cover 110, a second cover 120, an upper housing 210, and a lower housing 220.
- the lower housing 220 may include at least one charging coil 230, a cooling fan 240, a power supply unit 222, and a mounting state conversion unit 250.
- the first cover 110 may be provided in a disc shape or a polygon shape.
- the first cover 110 may include, for example, an upper region 113 on which the portable electronic device is placed, and a sidewall region 115 having a predetermined width downward from an edge of the upper region 113 and provided in a band shape. have. At least a portion of the lower portion of the first cover 110 may be provided as an open area.
- the upper region 113 of the first cover 110 may include a central region 111 and an edge region 112.
- the central region 111 and the edge region 112 may be formed to have the same thickness.
- the center region 111 and the edge region 112 may be formed of the same material.
- the central region 111 may be made of a material that is relatively harder than the edge region 112.
- the center region 111 may be formed of a material having a lower surface friction force than the edge region 112.
- at least one of the central region 111 and the edge region 112 may be provided with at least one of rubber, synthetic rubber, leather, and melt.
- the center region 111 may be made of leather, and the edge region 112 may be made of rubber.
- the thickness of the center region 111 of the upper region 113 of the first cover 110 may be thinner than the thickness of the edge region 112.
- the edge area 112 may be formed to be 1 mm or more and less than 3 mm.
- the thickness of the central region 111 may have a thickness of about 20% to about 80% of the thickness of the edge region 112.
- the thickness of the central region 111 may be gradually thinner from the edge of the central region 111 toward the central portion.
- the edge region 112 may be formed to have the same thickness as a whole or may be gradually thickened from the center to the outside.
- the center portion of the edge region 112 may be formed thicker than the periphery.
- the thickness of the center region 111 is formed to be thinner than the edge region 112 based on the bottom surface of the wireless charging device 10, but the surface height of the center region 111 is the edge. It may be formed higher than the surface height of the region (112). Alternatively, the center region 111 may be formed lower than the edge region 112 with respect to the bottom surface of the wireless charging device 10.
- the central thickness of the sidewall region 115 may be thicker than the peripheral portion.
- the side wall area 115 may be formed of the same material (eg, a rubber material) as the upper area 113. Alternatively, at least a portion of the sidewall region 115 may be formed of a material different from the upper region 113 (eg, when the upper region 113 is made of rubber, and the sidewall region 115 is made of leather or molten material). Can be.
- the first cover 110 may primarily absorb shocks generated while the portable electronic device is placed thereon. In addition, the first cover 110 may serve to support the portable electronic device placed on the upper surface so as not to slip.
- the second cover 120 may be seated inside the first cover 110.
- An adhesive layer may be disposed between the second cover 120 and the first cover 110.
- an air layer may be disposed between the second cover 120 and the first cover 110.
- At least a part of the second cover 120 may be provided in a disk shape or a polygonal shape.
- a central portion of the second cover 120 may have a thickness thinner than a peripheral portion.
- the thickness may be gradually reduced from the edge of the second cover 120 toward the center.
- a predetermined region of the center of the second cover 120 may be formed thinner than an adjacent region, and the peripheral portion may be made of the same material.
- the central thickness of the second cover 120 may have a thickness of about 20% to 90% of the thickness of the adjacent area.
- the second cover 120 may be made of a material having an elastic force of a predetermined size.
- at least a part of the second cover 120 may be made of styrofoam, sponge, cotton, cotton, latex, rubber, resin (eg, polyurethane, etc.) or the like.
- the second cover 120 may absorb a shock generated while the portable electronic device is placed thereon.
- the upper housing 210 may be provided in a cap or cover shape covering the lower housing 220 as a whole.
- the upper housing 210 may have an upper surface 211 having a disk shape or polygonal shape, and a side surface 212 extending by a predetermined width downwardly from the side surface of the upper surface 211 and the lower portion of the side surface 212. It may include an elongated seating surface 213 having a predetermined inward slope at the edge.
- the seating surface 213 may be inserted into the lower housing 220 when the upper housing 210 and the lower housing 220 are coupled to each other.
- the seating surface 213 may be formed in at least a portion of the lower edge of the side surface 212.
- the upper housing 210 may be disposed below the second cover 120 and may be coupled to the second cover 120.
- the upper surface 211 of the upper housing 210 may be provided in a form in which the central portion 211a protrudes from the peripheral portion 211b (for example, the central portion includes a protrusion protruding in the form of a coil).
- the center portion 211a may protrude upward while being stepped by a predetermined height from the peripheral portion 211b.
- the first charging coil 231 disposed on the uppermost layer of the charging coil 230 may be disposed below the central portion 211a.
- the upper housing 210 may be formed of a non-metallic material such as a plastic material.
- the upper surface 211 of the upper housing 210 may be made of a nonmetallic material, and the side surface 212 and the seating surface 213 of the upper housing 210 may be made of metal or nonmetallic material.
- an adhesive layer may be further disposed between the second cover 120 and the upper housing 210 to fix the second cover 120 to the upper housing 210.
- the adhesive layer may be provided in a gel form or a tape form having a certain elasticity.
- the lower housing 220 may be disposed below the upper housing 210, and the charging coil 230, the cooling fan 240, the power supply unit 222, and the mounting state conversion unit 250 may be seated.
- the lower housing 220 may be provided in a plate shape or a polygonal pyramid shape, in which at least a portion of the bottom is flat and the horizontal cross-section gradually increases from the edge of the flat surface to the upper side.
- the lower housing 220 may include an expansion unit 223 provided to protrude upward more than at least some of the regions where the mounting state converter 250 is disposed.
- the mounting surface 213 may not be formed in an area of the upper housing 210 corresponding to the area in which the expansion part 223 is disposed.
- a structure corresponding to the mounting state converting unit 250, a structure corresponding to the power supply unit 222, and the like may be disposed inside the lower housing 220.
- a cooling fan 240 may be disposed above the structures, and the charging coil 230 may be disposed above the cooling fan 240.
- At least one charging coil 230 may be disposed between the upper housing 210 and the lower housing 220.
- the charging coil 230 is disposed below the first charging coil 231 and the first charging coil 231 disposed at the center of the lower housing 220, and a center point of the coil is the first charging coil 231.
- the second charging coil 232 is disposed spaced apart from the center point of the first direction by a predetermined interval, the second charging coil 232 is disposed below the center point of the coil and the center point of the first charging coil 231 It may include a third charging coil 233 spaced apart at regular intervals in two directions.
- the first charging coil 231, the second charging coil 232, and the third charging coil 233 may have, for example, center points aligned on a first direction axis.
- the second charging coil 232 and the third charging coil 233 may be disposed on the left and right sides with respect to the first charging coil 231.
- the charging coil 230 may include two charging coils disposed so as not to overlap each other.
- the charging coil 230 may include only the first charging coil 231 and the third charging coil 233.
- the first charging coil 231 may supply power to the portable electronic device while the center of the portable electronic device is aligned with the center of the first cover 110.
- the second charging coil 232 is, for example, the mounting state of the wireless charging device 10 is in a stand state (for example, the upper housing 210 is upright with a predetermined inclination upward relative to the lower housing 220).
- the portable electronic device may be used to charge the portable charging device while it is disposed vertically in the wireless charging device 10.
- the third charging coil 233 may supply power to the portable charging device while the wireless charging device 10 is in a stand state while the portable electronic device is disposed horizontally.
- At least one of the charging coils 230 may be used to charge the portable electronic device.
- the wireless charging device 10 uses the first charging coil 231 and the second charging coil 232 according to an arrangement state of the portable electronic device (eg, a vertically mounted state). You can also charge the device.
- the wireless charging device 10 is disposed in the portable electronic device placed on the upper housing 210 (for example, the first charging coil 231 or the first charging coil 231 and the second charging coil 232, or the first charging coil 231 and the first The charging coil 233 may be used to supply power associated with charging the portable electronic device.
- the charging coil 230 is connected to the power supply unit 222, and the charging type (which charging coil to charge using) may be determined according to the control of the power supply unit 222.
- the cooling fan 240 may be disposed below the charging coil 230 to operate for at least a portion of a time for performing the charging operation to cool the charging coil 230.
- the cooling fan 240 may circulate air in the upper layer in which the charging coil 230 is disposed through the lower air circulation hole 201.
- the cooling fan 240 may be connected to the power supply unit 222 and operate under the control of the power supply unit 222.
- the power supply unit 222 may receive power through a cable connected through a connector, and transfer the received power to the charging coil 230.
- the power supply unit 222 may detect a charging coil aligned with the portable electronic device among the plurality of charging coils 230, and supply power to the detected charging coil.
- the power supply unit 222 may sequentially supply a predetermined amount of power to the plurality of charging coils 230, and then determine which charging coil to use based on feedback from the portable electronic device.
- the power supply unit 222 may include a charging control circuit related to the control of the charging coil 230.
- the power supply unit 222 may operate the cooling fan 240.
- the power supply unit 222 may operate the cooling fan 240 when a predetermined time elapses after the start of charging.
- the wireless charging device 10 may include a temperature sensor disposed in an area adjacent to the charging coil 230.
- the power supply unit 222 may be electrically connected to the temperature sensor, and activate the cooling fan 240 when the internal temperature of the wireless charging device 10 is changed to a temperature higher than or equal to a predetermined temperature based on information transmitted by the temperature sensor. have.
- the power supply unit 222 may deactivate the cooling fan 240 when the internal temperature of the wireless charging device 10 falls below a specified temperature.
- the power supply unit 222 may include a temperature control circuit (for example, a circuit for performing information collection and analysis of a temperature sensor, control of activation and deactivation of the cooling fan 240) related to temperature control.
- the mounting state converting unit 250 may convert the mounting state between the upper housing 210 and the lower housing 220 in which the cover unit 100 is disposed in response to external pressure.
- the mounting state conversion unit 250 is a stand state in which the upper housing 210 is set up with a predetermined inclination upward based on the lower housing 220, and the upper housing 210 and the lower housing 220 are in parallel with each other. It may be provided to have any one of the horizontal arrangement state to be arranged.
- the stand state may include various angle states in response to external pressure.
- the upper housing 210 may be in various angles of 10 degrees to less than 90 degrees (eg, 30 degrees, 40 degrees, 45 degrees, 50 degrees, etc.) upward with respect to the lower housing 220 placed on a flat bottom.
- the mounting state converting unit may include a hinge structure.
- the wireless charging device 10 is based on an integrated folding stand structure, it is easy to carry when folded, and supports to mount the portable electronic device in a horizontal and vertical form when unfolded. .
- the wireless charging device 10 of the present invention is portable even when the portable electronic device is thrown into the wireless charging device 10 when the charging of the portable electronic device is based on the first cover 110 and the second cover 120. By damaging the shock of the electronic device, damage to the charging coil 230 may be prevented or device damage may be prevented.
- the wireless charging device 10 of the present invention absorbs the vibration of the portable electronic device and arranges the portable electronic device with the wireless charging device 10 even if vibration occurs during charging of the portable electronic device based on the cover part 100. By maintaining the state firmly, wireless charging can be more stable. Alternatively, even when an external shock occurs, the shock may be canceled by the cover part 100 formed thicker from the center of the wireless charging device 10 to the outside.
- the wireless charging device 10 supports the portable electronic device to have a stable charging arrangement state by pressing the cover part 100 by a predetermined depth.
- FIG. 5 is a view showing an example of the conversion state of the mounting state of the wireless charging device according to an embodiment of the present invention.
- the upper housing 210 having the cover part 100 disposed on the upper side of the wireless charging device 10 may be arranged side by side on the lower housing 220 on a horizontal plane. have. In this state, the center of the upper housing 210 and the center of the lower housing 220 may be aligned. Alternatively, the side surface of the upper housing 210 may be disposed continuously or continuously with the side surface of the lower housing 220.
- the upper housing 210 in which the cover part 100 is disposed above the horizontal plane (or as in the state 503)
- the center of the upper housing 210 and the center of the lower housing 220 with respect to the vertical plane (or the virtual vertical line in the illustrated drawing) are arranged side by side with the lower housing 220 on the basis of the imaginary horizontal line. This may be displaced.
- the upper housing 210 placed on the lower housing 220 may slide at a predetermined distance (eg, 10 mm to 50 mm, for example, 25 mm) from the lower housing 220 by an external pressure acting in the first direction. It can have a state.
- a portion of the upper housing 210 may be placed on the lower housing 220, and the remaining portion of the upper housing 210 may be disposed to float from the bottom on which the lower housing 220 is placed.
- an external pressure for example, a force pushed by the user in one direction
- the configuration in which the external pressure acts may be at least one of the upper housing 210 and the lower housing 220.
- the wireless charging device 10 may include a sliding unit 260 of the structure connecting the upper housing 210 and the lower housing 220.
- the wireless charging device 10 When the external charging (or physical force) acts in the direction of lifting the upper housing 210, the wireless charging device 10 is inclined with the lower housing 220 at a horizontal plane relative to the lower housing 220 as in the state 505. And may be arranged. The angle of the inclination may vary depending on the magnitude of the external pressure or the degree of sustaining the upper housing 210. According to various embodiments of the present disclosure, the upper housing 210 may have a slope within an acute angle range not exceeding 90 degrees with respect to the lower housing 220. In this regard, the wireless charging device 10 may include a hinge portion 270 of a structure connecting the upper housing 210 and the lower housing 220.
- the upper housing 210 While the upper housing 210 is inclined at a predetermined slope, one side of the upper housing 210 may be in contact with one side of the upper surface of the lower housing 220. Even when the upper housing 210 is inclined at a predetermined inclination with respect to the lower housing 220, when the external pressure acts in the first direction or the second direction, the upper housing 210 has a predetermined distance on the lower housing 220. Can be slid.
- FIG. 6 is a view showing an example of a cross section of the wireless charging device in the designated mounting state according to an embodiment of the present invention.
- the wireless charging device 10 of the present invention may include an upper housing 210 coupled with a cover 100 and a lower housing 220 coupled with the upper housing 210.
- the upper housing 210 may be mounted with a predetermined inclination with respect to the lower housing 220 as shown in response to an external pressure (eg, external pressure in a first direction and external pressure in an upward direction).
- the cover part 100 may include a first cover 110 and a second cover 120.
- the upper housing 210 to which the cover part 100 is coupled may be fixed in a state in which the lower housing 220 is inclined at an angle according to the change of the mounting state.
- the mounting state conversion unit 250 is a sliding unit 260 for moving the upper housing 210 in the horizontal direction (or horizontal direction in the figure shown), the upper housing 210 in a horizontal state is rotated so as to have a predetermined inclination It may include a hinge portion 270 to move.
- the sliding part 260 may be connected to the hinge part 270 and may slide the upper housing 210 connected to the hinge part 270 in a horizontal direction in response to an external pressure.
- the hinge portion 270 may be coupled to one side of the sliding portion 260, and the other side thereof may be coupled to one side of the upper housing 210.
- the other side may be disposed at an angle in the sky direction.
- the mounting part 225 may be exposed to the outside inside the extension part 223 of the lower housing 220 while the upper housing 210 rotates the hinge part 270 about the shaft.
- One side of the portable electronic device may be seated on a seating part 225 corresponding to the inside of the extension part 223 of the lower housing 220.
- the seating portion 225 of the lower housing 220 may include a layer of a material having a relatively high friction (eg, silicon, rubber, etc.) to reduce the rolling or movement of the portable electronic device.
- the seating part 225 may be made of an elastic material (eg, a sponge, rubber, resin, etc.) capable of absorbing the shock generated while the portable electronic device is placed.
- the upper housing 210 and the lower housing 220 may be arranged side by side in response to an external pressure of pressing one side of the upper housing 210 in the direction of the lower housing 220.
- the center axis of the upper housing 210 and the center axis of the lower housing 220 may be aligned with respect to a vertical line at a predetermined position in response to an external pressure acting in the horizontal direction.
- FIG. 7 illustrates an example of various arrangements of a portable electronic device according to an embodiment of the present disclosure.
- an upper housing 210 including a cover part 100 may be disposed in parallel with the lower housing 220.
- the cover part 100 may be provided in a shape protruding upward from a front surface of the upper housing 210 by a predetermined height.
- the portable electronic device 700 may be placed on the cover part 100 of the wireless charging device 10.
- a central portion of the rear surface of the portable electronic device 700 (or an area in which a charging coil is disposed) may be aligned with the center of the cover part 100.
- the power supply unit 222 of the wireless charging device 10 detects at least one charging coil that is currently aligned with the portable electronic device 700 using the charging coils.
- the power output associated with battery charging of the portable electronic device may be performed using the detected at least one charging coil.
- the wireless charging device 10 may charge the portable electronic device 700 using not only the center of the cover part 100 but also the charging coils disposed in the peripheral part.
- the wireless charging device 10 may be relatively high using the charging coils disposed at the corresponding positions. Efficiency can perform charging function.
- the wireless charging device 10 may have a stand state in which the upper housing 210 and the lower housing 220 are disposed with a predetermined slope.
- one side of the portable electronic device 700 (for example, the bottom of the portable electronic device 700) is seated on a seating part 225 provided inside the extension part 223 of the lower housing 220.
- the rear surface of the electronic device 700 may face the cover part 100.
- the third charging coil disposed to be biased at one edge of the upper housing 210 is aligned with the charging coil of the portable electronic device 700.
- the charging power may be supplied to the portable electronic device 700.
- the wireless charging device 10 may supply power using the first charging coil and the third charging coil in consideration of the wireless charging efficiency of the portable electronic device 700.
- the wireless charging device 10 may have a stand state in which the upper housing 210 and the lower housing 220 have a predetermined inclination.
- This stand state may include the same state as the above-described state 705 or a state having an inclination different from that of the state 705.
- the portable electronic device 700 may have a side surface mounted on an inner mounting part 225 of the expansion part 223 provided on one side of the lower housing 220.
- the wireless charging device 10 Charging of the portable electronic device 700 may be performed using only the first charging coil aligned with the charging coil of the portable electronic device.
- the charging coil of the wireless charging device 10 that is aligned with the charging coil of the portable electronic device may be different.
- the power supply unit 222 of the wireless charging device 10 may check the charging efficiency of each of the charging coils and the charging coil of the portable electronic device 700.
- the power supply unit 222 of the wireless charging device 10 detects and detects at least one charging coil of the wireless charging device 10 indicating charging efficiency of a specified size or more according to an alignment state with the charging coil of the portable electronic device.
- the portable electronic device 700 may be charged using at least one charging coil.
- the wireless charging device 10 when the wireless charging device 10 needs to use a plurality of charging coils such that the charging efficiency of the portable electronic device 700 is equal to or greater than a specified value, the wireless charging device 10 supplies power to the plurality of charging coils to provide a portable electronic device. Charging 700 may be performed.
- FIG. 8A is a diagram for an example of maintaining an arrangement state caused by vibration of a portable electronic device according to an embodiment of the present disclosure.
- the portable electronic device 700 may be placed on one side of the wireless charging device 10 as shown.
- the wireless charging device 10 may have a horizontal arrangement state in which the upper housing 210 and the lower housing 220 are arranged side by side on the horizontal plane in a state where the center of the wireless housing is aligned. At least a part of the rear surface of the portable electronic device 700 may face one side of the cover part 100 of the wireless charging device 10. While the portable electronic device 700 is placed on the wireless charging device 10, one side of the cover part 100 may be pressed by the weight of the device.
- the portable electronic device 700 may use the wireless charging device 10.
- the edge cover part 100 of the wireless charging device 10 may be disposed to surround a portion of the edge of the portable electronic device 700 while being positioned at the center of the mobile phone.
- the portable electronic device 700 may include a vibration element and generate vibration by a call call connection function.
- the vibration generated in the portable electronic device 700 may be absorbed by the cover part 100.
- vibration generated in the portable electronic device 700 may be first absorbed by the first cover 110 and then secondarily absorbed by the second cover 120.
- the portable electronic device 700 may maintain its initial position without changing or leaving its seat on the surface of the cover part 100.
- the charging coil disposed inside the upper housing 210 230 (eg, the first charging coil) may be involved in charging the portable electronic device 700.
- FIG. 8B is a diagram for an example of a mounting state of a portable electronic device according to an embodiment of the present disclosure.
- the upper housing 210 including the cover part 100 may have a predetermined angle (eg, 30 degrees to 90 degrees) from the lower housing 220.
- a predetermined angle eg, 30 degrees to 90 degrees
- the upper housing 210 or the cover part 100 may be mounted in an inclined state.
- one side of the upper housing 210 or the cover part 100 may be disposed while contacting the inner side of the lower housing 220 and may be supported by a hinge part.
- the portable electronic device 700 may be inclined at a predetermined angle on the cover part 100 which is inclined at a predetermined angle.
- a rectangular portable electronic device 700 having one axis relatively longer than the other axis may be inclined in the vertical direction and disposed on the cover part 100.
- the cover part 100 having elasticity is mounted in the upper portion of the cover electronic device 700, and the cover portion 100 is in the lower direction or the upper housing 210 direction by the weight of the portable electronic device 700.
- the rear surface of the portable electronic device 700 may be disposed closer to the charging coil 230 (eg, the second charging coil) disposed inside the upper housing 210.
- the distance between the rear surface of the portable electronic device 700 and the second charging coil may be reduced. Accordingly, the portable electronic device 700 may be charged at a relatively high efficiency by the charging coil 230.
- 8C is a diagram for an example of a mounting state of a portable electronic device according to an embodiment of the present disclosure.
- the wireless charging device 10 may be mounted in a state in which the upper housing 210 including the cover part 100 is inclined by a predetermined angle from the lower housing 220.
- the portable electronic device 700 may be inclined at a predetermined angle on the cover part 100 which is inclined at a predetermined angle.
- a rectangular portable electronic device 700 having one axis relatively longer than another axis may be inclined in a horizontal direction and disposed on the cover part 100.
- the cover part 100 having elasticity is mounted in the upper portion of the cover electronic device 700, and the cover portion 100 is in the lower direction or the upper housing 210 direction by the weight of the portable electronic device 700. Can be pressed.
- the rear surface of the portable electronic device 700 placed in the horizontal direction may be arranged closer to the charging coil 230 (eg, the third charging coil) disposed inside the upper housing 210. Can be. Alternatively, the distance between the rear surface of the portable electronic device 700 and the third charging coil may be reduced. Accordingly, the portable electronic device 700 may be charged at a relatively high efficiency by the charging coil 230.
- the charging coil 230 eg, the third charging coil
- FIG. 9 is a view showing another example of a wireless charging device according to an embodiment of the present invention.
- the wireless charging device 900 includes a cover part 100, a cover deformation part 910, an upper housing 210, and a lower housing 220.
- the power supply unit 222 may be disposed at one side of the housing 220.
- the wireless charging device 900 may further include at least one charging coil, a cooling fan, a mounting state conversion unit, and the like.
- the cover part 100 may be formed of a multilayer including a first cover and a second cover.
- the cover part 100 may be formed of a material capable of absorbing the impact generated after the portable electronic device is placed or placed while suppressing the movement of the portable electronic device.
- the cover deformation part 910 may include a metal member 901 disposed under the cover part 100 and an electromagnet member 903 disposed on one side of the upper housing 210.
- the metal member 901 may be disposed to have a predetermined size and width under the center of the cover part 100.
- the metal member 901 may be in contact with the electromagnet member 903 by attraction, for example, while the electromagnet member 903 performs a magnet function.
- the electromagnet member 903 may be aligned with a lower portion of the metal member 901 and may be fixed to an upper end of the upper housing 210.
- the electromagnet member 903 may perform a magnet function by using power supplied from the power supply unit 222.
- the metal member 901 may be pulled downward by the attraction force of the electromagnet member 903 while the electromagnet member 903 performs a magnet function. Accordingly, a portion of the cover portion 100 (for example, a central partial region) to which the metal member 901 is coupled may be recessed below the center. When the power supplied to the electromagnet member 903 is cut off, the electromagnet member 903 loses its magnet function, and thus, the metal member 901 is connected to its original position (eg, the electromagnet member 903). To a spaced interval). Accordingly, the cover part 100 to which the metal member 901 is coupled may be restored to its original shape. The original shape of cover portion 100 may include, for example, a state in which the central portion rises above the peripheral portion. According to various embodiments, the metal member 901 may be replaced with an electromagnet member, and correspondingly, the electromagnet member 903 may be replaced with a metal member.
- the wireless charging device 900 having the above-described structure is more efficiently portable while the portable electronic device 700 is placed on the cover part 100 while maintaining a predetermined space between the cover part 100 and the upper housing 210.
- the shock generated by the electronic device 700 may be absorbed.
- the rear surface of the portable electronic device 700 may be placed closer to the upper housing 210. have. In this case, while the gap between the charging coil disposed under the upper housing 210 and the portable electronic device is minimized, the wireless charging device 900 may increase charging efficiency.
- FIG. 10A is a view illustrating a perspective view and a part of a cut surface of a wireless charging device according to various embodiments of the present disclosure
- FIG. 10B is a view illustrating an example of a hinge portion of the wireless charging device according to various embodiments of the present disclosure
- 10C is a perspective view illustrating a wireless charging device according to various embodiments of the present disclosure.
- the wireless charging apparatus 1000 may change the shape of the cover part 100 in response to the change in the mounting state.
- the wireless charging apparatus 1000 may include a cover adjuster 1010 connected to the hinge unit 270.
- the wireless charging device 1000 may include a lower housing 220, an upper housing 210, and a cover part 100 disposed on the upper housing 210.
- the cover part 100 may include a first cover and a second cover.
- the cover part 100 may be formed of at least a portion of a material capable of absorbing shock, such as a sponge or urethane, and the rest of the cover part 100 may be formed of a rubber or leather material having a relatively high frictional force.
- the cover adjusting part 1010 connected to the hinge part 270 pulls the cover part 100 in the downward direction of the upper housing 210 to cover the cover part 100. You can change the appearance of.
- the cover adjusting part 1010 may be at least partially fixed to the cover part 100, one side of which may be coupled to the hinge part 270, and the cover part coupled while the hinge part 270 rotates ( 100 may be provided to pull the upper housing 210 downward.
- the cover adjuster 1010 is inclined smaller by a predetermined angle than the angle of inclination of the hinge portion 270 (for example, 50 degrees) (for example, designed to be inclined by less than 1 degree), the hinge portion ( While the 270 has an angle (for example, 50 degrees) designated by the rotational operation of the upper housing 210, the cover adjusting portion 1010 is also inclined at the specified angle (for example, 49 degrees) but smaller than the hinge portion 270.
- the cover part 100 which is inclined at an angle may be pulled downward in the upper housing 210. Accordingly, the cover adjusting part 1010 operates to pull the cover part 100 in a direction opposite to the direction of lifting the upper housing 210 while lifting the upper housing 210 upward in the wireless charging device 1000. can do.
- the portable electronic device is mounted on the cover portion 100.
- the separation distance between the rear surface of the portable electronic device and the upper housing 210 may be minimized.
- the wireless charging device 1000 may provide higher charging efficiency while minimizing a gap between the portable electronic device and the charging coil disposed under the upper housing 210.
- FIG. 11 is a diagram illustrating another example of a wireless charging device according to various embodiments of the present disclosure.
- the upper housing 210 and the lower housing 220 may be placed side by side or horizontally.
- the cover adjusting part 1110 connected to the hinge part 270 is pulled downward by a predetermined angle (for example, downward direction of the upper housing 210), and at least one side of the cover part 100 is recessed.
- the cover part 100 may be modified to have it.
- the cover adjusting part 1110 connected to one side of the hinge part 270 may be designed to be pulled downward.
- the portable electronic device 700 may be disposed on the cover part 100.
- a wireless charging apparatus may include a first cover having a frictional force having a specified size, a second cover disposed under the first cover and having an elastic force having a predetermined size, and a lower portion of the second cover.
- An upper housing disposed in the upper housing, a lower housing coupled to the upper housing, at least one charging coil disposed between the upper housing and the lower housing to supply power to an electronic device disposed on an upper surface of the first cover, and the charging coil; It may include a power supply connected to, the mounting state conversion unit for adjusting the mounting angle of the upper housing and the lower housing.
- the mounting state converting unit may include a sliding part provided to move the upper housing in a horizontal direction with respect to the lower housing, and a hinge part provided to rotate upwardly with respect to the upper housing. Can be.
- the lower housing may include a seating portion on which at least one side of the electronic device may be seated on the front side of the upper housing while the upper housing is mounted at a predetermined angle.
- the seating part may be made of a material having a friction force of a predetermined size or more.
- the apparatus may further include a cover adjustment part provided to pull the cover downward of the upper housing.
- the first cover may be made of a rubber material.
- the second cover may be made of a sponge or resin-based material.
- the wireless charging device may further include an adhesive layer adhering the first cover and the second cover.
- the charging coil may include a first charging coil disposed below the center of the upper housing, a lower portion of the first charging coil, and the center of the coil may be spaced apart from the center of the first charging coil in a first direction.
- a third charging coil disposed at a position, disposed below the first charging coil or the second charging coil, and having a center of the coil disposed at a position spaced apart from the center of the first charging coil in a second direction It may further include a coil.
- the second charging coil and the third charging coil may be disposed symmetrically with respect to the center of the first charging coil.
- a central portion of the upper housing may include a central portion including a protrusion protruding to cover the first charging coil and a lower portion formed below the protrusion and covering the second charging coil and the third charging coil. can do.
- the thickness of the region in which the protrusion is disposed may be smaller than the thickness of the second cover.
- the first cover may have a thickness thinner than a thickness disposed on the periphery of the region where the protrusion is disposed.
- the power supply unit may include a charging control circuit configured to supply power by selecting at least one charging coil capable of supplying power having a specified efficiency among the plurality of charging coils.
- the wireless charging device may further include at least one of a cooling fan disposed below the charging coil and a temperature sensor sensing a temperature associated with the charging coil.
- the power supply unit may include a temperature control circuit that controls the cooling fan to be activated when the temperature of the charging coil provided by the temperature sensor is equal to or higher than a predetermined temperature.
- the upper housing may further include at least one air circulation hole associated with atmospheric circulation by the cooling fan rotation.
- the wireless charging device may further include a metal member disposed below the first cover or the second cover, and an electromagnet member disposed on the upper housing and aligned with the metal member.
- the power supply unit when receiving a signal related to charging an electronic device, may be set to supply power such that the electromagnet member has a magnet function.
- the wireless charging device may further include an adhesive layer disposed between the second cover and the upper housing.
- module may refer to a unit that includes one or a combination of two or more of hardware, software, or firmware.
- a “module” may be interchangeably used with terms such as, for example, unit, logic, logical block, component, or circuit.
- the module may be a minimum unit or part of an integrally constructed part.
- the module may be a minimum unit or part of performing one or more functions.
- the “module” can be implemented mechanically or electronically.
- a “module” is one of application-specific integrated circuit (ASIC) chips, field-programmable gate arrays (FPGAs), or programmable-logic devices that perform certain operations, known or developed in the future. It may include at least one.
- ASIC application-specific integrated circuit
- FPGAs field-programmable gate arrays
- an apparatus eg, modules or functions thereof
- a method eg, operations
- computer-readable storage media in the form of a program module. It can be implemented as a command stored in.
- the one or more processors may perform a function corresponding to the instruction.
- the computer-readable storage medium may be, for example, a memory.
- Computer-readable recording media include hard disks, floppy disks, magnetic media (e.g. magnetic tapes), optical media (e.g. CD-ROMs, digital versatile discs), magnetic- Optical media (eg floptical disks), hardware devices (eg ROM, RAM, flash memory, etc.), etc.
- program instructions may be created by a compiler. It may include not only machine code, such as losing, but also high-level language code executable by a computer using an interpreter, etc.
- the hardware device described above may be configured to operate as one or more software modules to perform the operations of various embodiments. And vice versa.
- Modules or program modules according to various embodiments of the present disclosure may include at least one or more of the above components, some of them may be omitted, or may further include other additional components.
- Operations performed by a module, program module, or other component according to various embodiments of the present disclosure may be executed in a sequential, parallel, repetitive, or heuristic manner. In addition, some operations may be executed in a different order, may be omitted, or other operations may be added.
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- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Abstract
Description
Claims (15)
- 표면의 적어도 일부가 지정된 크기의 마찰력을 가지는 제1 커버;상기 제1 커버 하부에 배치되며 지정된 크기의 탄성력을 가지는 제2 커버;상기 제2 커버 하부에 배치되는 상부 하우징;상기 상부 하우징과 결합하는 하부 하우징;상기 상부 하우징과 상기 하부 하우징 사이에 배치되어 상기 제1 커버 상면에 놓이는 전자 장치에 전원을 공급하는 적어도 하나의 충전 코일;상기 적어도 하나의 충전 코일과 연결되는 전원부;상기 상부 하우징과 상기 하부 하우징의 거치 상태 변환을 지원하는 거치 상태 변환부;를 포함하는 무선 충전 장치.
- 제1항에 있어서,상기 거치 상태 변환부는상기 상부 하우징이 상기 하부 하우징을 기준으로 수평 방향으로 이동하도록 마련된 슬라이딩부;상기 상부 하우징이 상기 하부 하우징을 기준으로 상측으로 회전 이동하도록 마련된 힌지부;를 포함하는 무선 충전 장치.
- 제2항에 있어서,상기 하부 하우징은상기 상부 하우징이 지정된 각도로 거치되는 동안 노출되며, 상기 상부 하우징 전면 쪽에 전자 장치의 적어도 일측이 안착될 수 있는 안착부;를 포함하는 무선 충전 장치.
- 제3항에 있어서,상기 안착부는적어도 일부가 지정된 크기 이상의 마찰력을 가지는 재질의 층을 포함하는 무선 충전 장치.
- 제2항에 있어서,적어도 일측이 상기 제1 커버 또는 상기 제2 커버에 고정되고, 타측이 상기 힌지부에 연결되며, 상기 상부 하우징의 거치 상태에 따라 상기 제1 커버 또는 상기 제2 커버를 상기 상부 하우징의 하방측으로 당기도록 마련된 커버 조정부;를 더 포함하는 무선 충전 장치.
- 제1항에 있어서,상기 제1 커버는고무 재질로 마련되상기 제2 커버는스폰지 또는 수지 계열의 재질로 마련되는 무선 충전 장치.
- 제1항에 있어서,상기 제1 커버와 상기 제2 커버 사이에 배치되는 접착층; 또는상기 제2 커버와 상기 상부 하우징 사이에 배치되는 접착층; 중 적어도 하나를 더 포함하는 무선 충전 장치.
- 제1항에 있어서,상기 충전 코일은상기 상부 하우징 중심 하부에 배치되는 제1 충전 코일;상기 제1 충전 코일 하부에 배치되며 코일의 중심이 상기 제1 충전 코일의 중심으로부터 제1 방향으로 이격된 위치에 배치되는 제2 충전 코일;상기 제1 충전 코일 또는 상기 제2 충전 코일 하부에 배치되며, 코일의 중심이 상기 제1 충전 코일의 중심으로부터 제2 방향으로 이격된 위치에 배치되는 제3 충전 코일;을 더 포함하는 무선 충전 장치.
- 제8항에 있어서,상기 제2 충전 코일 및 상기 제3 충전 코일은 상기 제1 충전 코일의 중심을 기준으로 좌우 대칭되게 배치되는 무선 충전 장치.
- 제8항에 있어서,상기 상부 하우징은상기 제1 충전 코일을 덮도록 배치된 돌출부를 포함하는 중심부; 및상기 상부 하우징의 중심부 일측을 기준으로 상기 돌출부보다 낮게 형성되며 상기 제2 충전 코일 및 상기 제3 충전 코일을 덮는 주변부;를 포함하는 무선 충전 장치.
- 제10항에 있어서,상기 돌출부가 배치되는 영역의 상기 제2 커버 두께는 상기 주변부 상에 배치된 상기 제2 커버의 두께보다 얇게 형성되고, 또는상기 돌출부가 배치되는 영역의 상기 제1 커버 두께는 상기 주변부 상에 배치된 상기 제1 커버 두께보다 얇게 형성되는 무선 충전 장치.
- 제8항에 있어서,상기 전원부는상기 복수개의 충전 코일들 중 지정된 효율의 전력 공급이 가능한 적어도 하나의 충전 코일을 선택하여 전력을 공급하도록 설정된 충전 제어 회로;를 포함하는 무선 충전 장치.
- 제1항에 있어서,상기 충전 코일 하부에 배치되는 냉각팬 및 상기 충전 코일과 관련된 온도를 센싱하는 온도 센서; 중 적어도 하나를 더 포함하는 무선 충전 장치.
- 제13항에 있어서,상기 전원부는상기 온도 센서가 제공한 상기 충전 코일의 온도가 지정된 온도 이상인 경우 상기 냉각팬을 활성화하도록 제어하는 온도 제어 회로;를 포함하고,상기 상부 하우징은상기 냉각팬 회전에 의한 대기 순환과 관련된 적어도 하나의 공기 순환 홀;을 더 포함하는 무선 충전 장치.
- 제1항에 있어서,상기 제1 커버 하부 또는 상기 제2 커버 하부에 배치되는 금속 부재;상기 상부 하우징 상에 배치되며, 상기 금속 부재에 정렬되는 전자석 부재;를 더 포함하고,상기 전원부는전자 장치 충전과 관련한 신호 수신 시, 상기 전자석 부재에 전원을 공급하도록 설정된 무선 충전 장치.
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CN201780004142.7A CN108668522B (zh) | 2016-12-23 | 2017-09-11 | 无线充电设备 |
AU2017314291A AU2017314291A1 (en) | 2016-12-23 | 2017-09-11 | Wireless charging device |
MX2018001534A MX2018001534A (es) | 2016-12-23 | 2017-09-11 | Dispositivo de carga inalambrica. |
EP17838117.4A EP3361597B1 (en) | 2016-12-23 | 2017-09-11 | Wireless charging device |
US15/746,243 US10886760B2 (en) | 2016-12-23 | 2017-09-11 | Wireless charging device |
BR112018071857-2A BR112018071857B1 (pt) | 2016-12-23 | 2017-09-11 | Dispositivo de carregamento sem fio |
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KR1020160178386A KR102661490B1 (ko) | 2016-12-23 | 2016-12-23 | 무선 충전 장치 |
KR10-2016-0178386 | 2016-12-23 |
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WO2018117372A1 true WO2018117372A1 (ko) | 2018-06-28 |
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US (1) | US10886760B2 (ko) |
EP (1) | EP3361597B1 (ko) |
KR (1) | KR102661490B1 (ko) |
CN (1) | CN108668522B (ko) |
AU (1) | AU2017314291A1 (ko) |
BR (1) | BR112018071857B1 (ko) |
MX (1) | MX2018001534A (ko) |
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CN108668522B (zh) | 2023-01-13 |
EP3361597B1 (en) | 2021-10-27 |
KR20180074372A (ko) | 2018-07-03 |
BR112018071857A2 (pt) | 2019-02-19 |
EP3361597A4 (en) | 2019-01-16 |
AU2017314291A1 (en) | 2018-07-12 |
EP3361597A1 (en) | 2018-08-15 |
CN108668522A (zh) | 2018-10-16 |
MX2018001534A (es) | 2019-04-29 |
BR112018071857B1 (pt) | 2023-04-11 |
US10886760B2 (en) | 2021-01-05 |
US20200083726A1 (en) | 2020-03-12 |
KR102661490B1 (ko) | 2024-04-29 |
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