CN215009769U - Equipment accessory, electronic assembly and electronic system - Google Patents

Abstract

The application provides an equipment accessory, an electronic assembly and an electronic system. The equipment accessory includes body, first antenna component and the joint that charges. The body is used for being arranged on first equipment. The first antenna assembly is arranged on the body and used for receiving electromagnetic waves and converting the electromagnetic waves into charging current. The charging connector is arranged on the body, one end of the charging connector is electrically connected with the first antenna assembly, the other end of the charging connector is used for being electrically connected with the first equipment, and the charging connector is used for transmitting the charging current to the first equipment. The electronic assembly comprises a first device and the device accessory. The electronic system comprises the second device and the electronic assembly. The device accessory, the electronic assembly and the electronic system can charge the first device when the distance between the first device and the second device is far away.

Description

Equipment accessory, electronic assembly and electronic system

Technical Field

The application relates to the technical field of imaging, in particular to an equipment accessory, an electronic assembly and an electronic system.

Background

The charging system based on electromagnetic induction or magnetic resonance is essentially that when a receiving coil and a transmitting coil are close to each other, the two coils are coupled to form electric energy on the receiving coil. The charging system can realize charging only for a short distance.

SUMMERY OF THE UTILITY MODEL

The application provides an equipment accessory, an electronic assembly and an electronic system capable of achieving long-distance charging.

In one aspect, the present application provides an equipment accessory comprising:

the body is used for being arranged on first equipment;

the first antenna assembly is arranged on the body and used for receiving electromagnetic waves and converting the electromagnetic waves into charging current; and

the charging connector is arranged on the body, one end of the charging connector is electrically connected with the first antenna assembly, the other end of the charging connector is used for being electrically connected with the first equipment, and the charging connector is used for transmitting the charging current to the first equipment.

On the other hand, this application still provides an electronic component, including first equipment with the equipment accessory, first equipment includes the battery and the interface that charges, the one end electricity of interface that charges is connected the battery, the other end electricity of interface that charges is connected the joint that charges, the interface that charges is used for receiving charging current and transmission extremely the battery.

In still another aspect, the present application further provides an electronic system including a second device and the electronic component, wherein the second device is configured to transmit electromagnetic waves, and the first antenna component is configured to receive the electromagnetic waves transmitted by the second device.

The application provides an equipment accessory receives the electromagnetic wave and converts the charging current into through locating the first antenna module on the body, and the rethread is located the joint that charges on the body and is transmitted the charging current on the first antenna module to first equipment, because first antenna module need not be close to and the induction generation electric current with transmitting antenna to also can charge first equipment when first antenna module is far away with transmitting antenna distance. In addition, because the body is installed on the first equipment, the space in the first equipment is not occupied, so that the design flexibility of the first antenna assembly can be improved, and the cost and the volume of the first equipment are reduced.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings needed to be used in the embodiments will be briefly described below.

Fig. 1 is a schematic structural diagram of an electronic system according to an embodiment of the present disclosure;

FIG. 2 is an exploded schematic view of the electronic components of the electronic system shown in FIG. 1;

FIG. 3 is a schematic diagram of the structure of the equipment accessory in the electronic assembly shown in FIG. 2;

FIG. 4 is an exploded view of a first device of the electronics assembly shown in FIG. 2;

FIG. 5 is a schematic diagram of a second device in the electronic system of FIG. 1;

FIG. 6 is another schematic diagram of a second device in the electronic system of FIG. 1;

FIG. 7 is a schematic plan view of the device accessory of FIG. 3 including a body, a first antenna assembly and a charging connector;

fig. 8 is a schematic plan view of the first antenna assembly of the device accessory shown in fig. 7 including a plurality of radiators, a radio frequency chip and a rectifying circuit;

FIG. 9 is a schematic plan view of the fitment of FIG. 7 further including a control module and a first switch;

FIG. 10 is a schematic plan view of the fitment of FIG. 9 further including a second diverter switch;

FIG. 11 is a schematic plan view of the fitment of FIG. 10 further including a third diverter switch;

FIG. 12 is a schematic plan view of the equipment accessory of FIG. 11 further including an energy storage module;

FIG. 13 is a schematic plan view of the energy storage module and conversion module of the equipment accessory of FIG. 12 electrically connected;

fig. 14 is a schematic plan view of the energy storage module and charging connector of the device assembly of fig. 12 electrically connected.

Detailed Description

The technical solutions in the embodiments of the present application will be described clearly and completely with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only a part of the embodiments of the present application, and not all of the embodiments. The embodiments listed in the present application may be appropriately combined with each other.

Fig. 1 is a schematic diagram of an electronic system 100 according to an embodiment of the present disclosure. The electronic system 100 comprises an electronic assembly 1 and a second device 2. As shown in fig. 2, fig. 2 is a schematic view of an electronic component 1 according to an embodiment of the present disclosure. The electronic assembly 1 comprises a device accessory 10 and a first device 20. The electronic system 100 provided by the present application receives the electromagnetic wave radiated by the second device 2 through the device accessory 10, converts the electromagnetic wave into a charging current, and transmits the charging current to the first device 20, so as to realize wireless charging between the first device 20 and the second device 2. In the embodiments of the present application, the serial numbers of the components, such as "first", "second", and the like, are only used for distinguishing the described objects, and do not have other meanings, such as sequence or technology.

Wherein, equipment accessory 10 can be protective sheath, protective housing, protection film, pendant, back splint etc. and this application embodiment uses the protective housing as the example. The first device 20 may be a mobile phone, a tablet computer, an electronic book, a watch, a bracelet, or a charging standby device. The second device 2 may be a power adapter, a household outlet power supply, a vehicle outlet power supply, a mobile power supply, or other charging device.

Referring to fig. 3 and 4, the device accessory 10 includes a body 101, a first antenna assembly 102, and a charging connector 103. The first device 20 comprises a battery 201 and a charging interface 202.

Specifically, the body 101 is configured to be mounted on the first device 20. In one embodiment, the body 101 is detachably mounted on the first device 20. It will be appreciated that the body 101 is separable from the first device 20. For example: the body 101 is sleeved on the first device 20, or the body 101 is clamped on the first device 20, or the body 101 is magnetically attracted on the first device 20, and so on. In the embodiment of the present application, the body 101 is used to be sleeved outside the first device 20 to serve as a protective casing of the first device 20. The body 101 as the protective shell of the first device 20 may have one or more functions of anti-slip, shock-proof, scratch-proof, drop-proof, wear-resistant, personal, service life-enhancing, aesthetic, etc. The material of the body 101 may be ceramic, glass, plastic, leather, silica gel, metal, alloy, stainless steel, carbon fiber, etc. In the embodiment of the present application, in order to reduce the influence of the main body 101 on the first antenna assembly 102 for receiving and transmitting electromagnetic wave signals, the main body 101 may be made of an insulating material such as ceramic, glass, plastic, leather, and silica gel.

The first antenna assembly 102 may be one or more of a millimeter wave antenna assembly, a microwave antenna assembly, a short wave antenna assembly, a medium wave antenna assembly, a long wave antenna assembly, and the like. The first antenna assembly 102 is disposed on the body 101. For example, the first antenna element 102 is attached to the surface of the body 101 and protected by a cover film; or, a groove is arranged on the body 101, and the first antenna assembly 102 is arranged in the groove; still alternatively, the body 101 includes a plurality of material layers stacked, and the first antenna assembly 102 is disposed between two adjacent material layers; further alternatively, the main body 101 includes a first housing and a second housing, the first housing and the second housing are engaged with each other to form a closed receiving space, and the first antenna assembly 102 is disposed in the receiving space. The first antenna assembly 102 is used for receiving electromagnetic waves and converting the electromagnetic waves into a charging current. In one embodiment, the first antenna assembly 102 is a millimeter wave antenna assembly, and the first antenna assembly 102 is configured to receive millimeter waves and convert the millimeter waves into a charging current. The millimeter wave can be understood as an electromagnetic wave with a frequency range of 30 GHz-300 GHz and a wavelength of 1 mm-10 mm. Since the millimeter wave component is small in size, it is easier to install the millimeter wave component on the main body 101 which needs to be thin, light, and small. Wherein the charging current may be 1A to 5A.

The charging connector 103 may be one of a Micro USB connector, a USB Type C connector, a Lightning connector, and the like. The charging connector 103 is provided on the body 101. For example, one end of the charging connector 103 is disposed on the surface of the body 101; alternatively, one end of the charging connector 103 is provided in the main body 101. One end of the charging connector 103 is electrically connected to the first antenna assembly 102. The other end of the charging connector 103 is used for mating with the charging interface 202 of the first device 20. Optionally, the other end of the charging connector 103 is used to be inserted into the charging interface 202 of the first device 20. The other end of the charging connector 103 is used for electrically connecting with the charging interface 202 of the first device 20. The charging connector 103 is used to transmit the charging current on the first antenna assembly 102 to the battery 201 of the first device 20 through the charging interface 202 on the first device 20.

The charging interface 202 may be one of a Micro USB interface, a USB Type C interface, a Lightning interface, and the like. The battery 201 may be one of a lithium battery or a nickel hydrogen battery, etc. The insertion opening of the charging interface 202 faces the outside of the first device 20. The battery 201 is provided inside the first device 20. One end of the charging interface 202 is electrically connected to the battery 201. The other end of the charging interface 202 is electrically connected to the charging connector 103. The charging interface 202 is configured to receive the charging current transmitted by the charging connector 103 and transmit the received charging current to the battery 201. The battery 201 is used to store electrical energy.

Referring to fig. 3 and 5, the second device 2 is used for emitting electromagnetic waves. In an embodiment, the second device 2 comprises a second antenna component 21. The second antenna assembly 21 is used for electrical connection to a charging power source. The second antenna assembly 21 is used for converting the power supply current generated by the charging power supply into electromagnetic waves and radiating the electromagnetic waves. The first antenna assembly 102 is used for receiving the electromagnetic waves radiated by the second antenna assembly 21. It is understood that, in the present embodiment, the second device 2 and the charging power supply are independent from each other. Wherein the second device 2 may be a power adapter. The charging power supply may be one of a household outlet power supply, a vehicle outlet power supply, a mobile power supply, and the like. The power current generated by the charging power supply can be direct current or alternating current.

In another embodiment, referring to fig. 3 and fig. 6, the second device 2 includes a second antenna assembly 21 and a charging power source 22. The charging power supply 22 is used to generate a supply current. The second antenna assembly 21 is used to convert the power supply current into electromagnetic waves and perform radiation. The first antenna assembly 102 is used for receiving the electromagnetic waves radiated by the second antenna assembly 21. It is understood that in this embodiment, the second device 2 is integrated with the charging power supply 22. Wherein the second device 2 may be one of a charging station, a household outlet power supply, a vehicle outlet power supply, a mobile power supply, etc. The power supply current generated by the charging power supply 22 may be either direct current or alternating current.

The device accessory 10 provided by the application receives electromagnetic waves and converts the electromagnetic waves into charging current through the first antenna assembly 102 arranged on the body 101, and then transmits the charging current on the first antenna assembly 102 to the first device 20 through the charging connector 103 arranged on the body 101, and the first antenna assembly 102 does not need to be close to a transmitting antenna to generate current in an induction mode, so that the first device 20 can be charged when the distance between the first antenna assembly 102 and the transmitting antenna is far. In addition, since the body 101 is mounted on the first device 20, the space inside the first device 20 is not occupied, so that the flexibility of designing the first antenna assembly 102 can be improved, and the cost and the volume of the first device 20 can be reduced.

As shown in fig. 7, the first antenna assembly 102 includes an antenna module 120 and a conversion module 121. The antenna module 120 and the conversion module 121 may be integrated or may be separately provided.

The antenna module 120 is configured to receive electromagnetic waves radiated by the second device 2 (see fig. 6) and convert the electromagnetic waves into direct current. Specifically, the antenna module 120 includes at least one radiator 1200, a radio frequency chip 1201, and a rectifying circuit 1202. The rf chip 1201 and the rectifier circuit 1202 may be integrated or may be separately provided. In the embodiment of the present application, the rf chip 1201 and the rectifying circuit 1202 are integrated into a whole. The radiator 1200 is for receiving electromagnetic waves. The rf chip 1201 includes at least a first rf port 120a and a second rf port 120 b. Each first rf port 120a is electrically connected to one radiator 1200. Each first rf port 120a is configured to receive an electromagnetic wave on the corresponding radiator 1200. The rf chip 1201 is used to convert electromagnetic waves into rf current. The second rf port 120b is electrically connected to one end of the rectifying circuit 1202. The second rf port 120b is used for transmitting the rf current on the rf chip 1201 to the rectifying circuit 1202. The rectifying circuit 1202 is configured to convert the rf current transmitted by the second rf port 120b into dc current. The rectifier circuit 1202 may include a transformer, rectifier diode, filter, etc. The other end of the rectifying circuit 1202 is electrically connected to the conversion module 121. The rectifying circuit 1202 is configured to transmit the dc power to the converting module 121. The first rf port 120a and the plurality of radiators 1200 may be electrically connected through one of a parallel double line, a coaxial line, a microstrip line, a waveguide, and the like. The second rf port 120b may be directly connected to one end of the rectifying circuit 1202 or may be electrically connected to the rectifying circuit 1202 through a transmission line. For example: the second rf port 120b is electrically connected to the rectifying circuit 1202 by one of plugging, docking, and the like. In this embodiment, the second rf port 120b is connected to the rectifying circuit 1202 through a transmission line.

The conversion module 121 includes a first conversion interface 121a and a second conversion interface 121 b. The first conversion interface 121a is electrically connected to the other end of the rectifier circuit 1202. The first conversion interface 121a receives the dc power transmitted by the rectifier circuit 1202. The conversion module 121 is configured to convert the received direct current into a charging current meeting the charging requirement. The second conversion interface 121b is electrically connected to the charging connector 103. The second conversion interface 121b is used for transmitting the charging current meeting the charging requirement to the charging connector 103. The first conversion interface 121a and the rectifying circuit 1202, and the second conversion interface 121b and the charging connector 103 may be electrically connected directly or through a transmission line. For example: the first conversion interface 121a and the rectifying circuit 1202 and the second conversion interface 121b and the charging connector 103 are electrically connected through transmission lines.

In this embodiment, by providing the antenna module 120 and the conversion module 121, the antenna module 120 is configured to receive electromagnetic waves, convert the electromagnetic waves into direct current, and transmit the direct current to the conversion module 121. Since the antenna module 120 can directly convert the electromagnetic wave into the direct current, the transmission loss can be reduced, and the energy conversion efficiency can be improved. The conversion module 121 is configured to convert the received direct current into a charging current meeting the charging requirement and transmit the charging current to the charging connector 103, so that stability of current transmission between the antenna module 120 and the charging connector 103 and safety of the device accessory 10 during charging can be improved. In addition, the conversion module 121 is disposed on the body 101, and a module for realizing current conversion does not need to be disposed in the first device 20, so that the space of the first device 20 can be further saved, and the first device 20 is light, thin and compact.

The number of radiators 1200 is not limited in the present application. In one embodiment, as shown in fig. 8, the number of the radiators 1200 is multiple. The plurality of radiators 1200 may be arranged in an array. In the embodiment of the present application, the antenna module 120 includes nine radiators 1200, and the nine radiators 1200 are arranged in a 3 × 3 matrix. The efficiency of the antenna module 120 receiving electromagnetic waves can be improved and wireless charging for longer distances can be accommodated by providing the plurality of radiators 1200. The plurality of radiators 1200 are arranged in an array to enhance and improve the directivity of the antenna module 120 for receiving electromagnetic waves.

Further, as shown in fig. 9, the device accessory 10 further includes a control module 104 and a switch. The switch is arranged between the radio frequency chip 1201 and the radiator 1200; and/or, the switch is arranged between the rectification circuit 1202 and the conversion module 121; and/or the switch is arranged between the conversion module 121 and the charging connector 103. The control module 104 is electrically connected to the switch, and the control module 104 is configured to control the switch to be turned on or off.

In one embodiment, as shown in FIG. 9, the device accessory 10 includes a control module 104 and a first switch 105. The first switch 105 is disposed between the rf chip 1201 and the radiator 1200. Specifically, when the number of the radiators 1200 is one, the first switch 105 may be a single-pole single-throw switch. One end of the first switch 105 is electrically connected to the rf chip 1201, and the other end of the first switch 105 is electrically connected to the radiator 1200. When the number of the radiators 1200 is plural, the number of the first switch 105 may be one or plural. When the first changeover switch 105 is one, the first changeover switch 105 may be a single-pole double-throw switch or a single-pole multi-throw switch. The connection end of the first switch 105 is electrically connected to the rf chip 1201, and the selection end of the first switch 105 is electrically connected to one or more radiators 1200 of the radiators 1200 under the control of the control module 104. When the first switch 105 is plural, the first switch 105 may be one or more of a single-pole single-throw switch, a single-pole double-throw switch, and a single-pole multiple-throw switch. The connection terminal of each first changeover switch 105 is electrically connected to the rf chip 1201. The selection terminal of each first switch 105 is electrically connected to the corresponding radiator 1200 under the control of the control module 104. The control module 104 is electrically connected to the first switch 105. The control module 104 is used for controlling the first switch 105 to be switched on or off. It can be understood that when the control module 104 controls the first switch 105 to be turned on, the radiator 1200 may receive the electromagnetic wave. When the control module 104 controls the first switch 105 to be disconnected from the radiator 1200, the radiator 1200 does not receive the electromagnetic wave.

In another embodiment, as shown in FIG. 10, the device accessory 10 includes a control module 104 and a second diverter switch 106. The second switch 106 is disposed between the rectifying circuit 1202 and the converting module 121. The second switch 106 may be one or more of a single-pole single-throw switch, a single-pole double-throw switch, and a single-pole multiple-throw switch. The connection end of the second switch 106 is electrically connected to the rectifying circuit 1202, and the selection end of the second switch 106 is electrically connected to the conversion module 121; alternatively, the connection end of the second switch 106 is electrically connected to the conversion module 121, and the selection end of the second switch 106 is electrically connected to the rectification circuit 1202. The control module 104 is electrically connected to the second switch 106. The control module 104 is used for controlling the second switch 106 to be turned on or off. It is understood that when the control module 104 controls the second switch 106 to be turned on, the rectifying circuit 1202 may transmit the direct current to the converting module 121. When the control module 104 controls the second switch 106 to be turned off, the rectification circuit 1202 may not transmit the direct current to the conversion module 121.

In yet another embodiment, as shown in FIG. 11, the device accessory 10 includes a control module 104 and a third switch 107. The third switch 107 is disposed between the conversion module 121 and the charging connector 103. The third switch 107 may be one or more of a single-pole single-throw switch, a single-pole double-throw switch, and a single-pole multi-throw switch. The connection end of the third switch 107 is electrically connected with the conversion module 121, and the selection end of the third switch 107 is electrically connected with the charging connector 103; alternatively, the connection end of second switch 106 is electrically connected to charging connector 103, and the selection end of third switch 107 is electrically connected to conversion module 121. The control module 104 is electrically connected to the third switch 107. The control module 104 is configured to control the third switch 107 to be turned on or off. It is understood that when the control module 104 controls the third switch 107 to be turned on, the conversion module 121 may transmit the charging current to the charging connector 103. When the control module 104 controls the third switch 107 to be turned off, the conversion module 121 may not transmit the charging current to the charging connector 103.

The setting mode of the diverter switch of the present application includes, but is not limited to, the above three embodiments. The three embodiments described above can be combined adaptively, i.e. the device accessory 10 comprises a switchable module and at least two of the first switch 105, the second switch 106, and the third switch 107.

By providing the control module 104 and the changeover switch, the changeover switch can be turned on in the charging state and turned off in the non-charging state, thereby improving the service life of the equipment accessory 10. In addition, when the charging of the first device 20 is completed (i.e. the charge of the battery 201 in the first device 20 reaches the rated capacity), the control module 104 controls the switch to be turned off, so as to avoid the overcharge of the first device 20, and improve the service life of the battery 201 in the first device 20. Because the control module 104 and the switch arranged on the device accessory 10 can be used for avoiding the overcharge of the first device 20, the arrangement of a charging protection circuit in the first device 20 can be reduced, the space of the first device 20 can be saved, and the light weight, the thinness and the miniaturization of the first device 20 can be realized.

Further, as shown in fig. 12, the device accessory 10 further includes an energy storage module 108. The energy storage module 108 may include a battery, a capacitor, and the like. The energy storage module 108 is disposed on the body 101. For example, the energy storage module 108 is attached to the surface of the body 101 and covered by a covering film; or, a groove is arranged on the body 101, and the energy storage module 108 is arranged in the groove; still alternatively, the body 101 includes multiple material layers stacked, and the energy storage module 108 is disposed between two adjacent material layers; or, the body 101 includes a first casing and a second casing, the first casing and the second casing are engaged to form a closed accommodating space, and the energy storage module 108 is disposed in the accommodating space. The energy storage module 108 is used for storing electric energy.

In one embodiment, as shown in fig. 13, the conversion module 121 further includes a third conversion interface 121 c. The third conversion interface 121c is electrically connected to the energy storage module 108. The conversion module 121 is further configured to transmit the charging current to the energy storage module 108 through the third conversion interface 121 c. The energy storage module 108 is used for storing the charging current transmitted by the conversion module 121. As can be appreciated, the present embodiment transmits the charging current to the energy storage module 108 through the conversion module 121, and stores the charging current in the energy storage module 108.

In another embodiment, as shown in fig. 14, the charging connector 103 includes a first pin 130 and a second pin 131. The first pin 130 is used to electrically connect the first device 20 (refer to fig. 2) to transmit the charging current to the first device 20. The second pin 131 is electrically connected to the energy storage module 108 to transmit the charging current to the energy storage module 108. The energy storage module 108 is configured to store the charging current transmitted by the charging connector 103. As can be appreciated, the present embodiment transmits the charging current to the energy storage module 108 through the charging connector 103, and stores the charging current in the energy storage module 108.

Through setting up energy storage module 108 on equipment accessory 10 for under the condition that the interface 202 that charges of charging connector 103 and first equipment 20 of equipment accessory 10 is not connected, equipment accessory 10 still can receive the electromagnetic wave and store the electric energy, under the condition that the interface 202 that charges of charging connector 103 and first equipment 20 of equipment accessory 10 is connected, can charge first equipment 20 through the electric energy of storage on energy storage module 108 promptly, also can charge first equipment 20 through receiving the electromagnetic wave that second equipment 2 launched, thereby, improve charge efficiency, save charge time.

The foregoing is a partial description of the present application, and it should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present application, and these modifications and decorations are also regarded as the protection scope of the present application.

Claims (10)

1. An equipment accessory, comprising:

the body is used for being arranged on first equipment;

the first antenna assembly is arranged on the body and used for receiving electromagnetic waves and converting the electromagnetic waves into charging current; and

the charging connector is arranged on the body, one end of the charging connector is electrically connected with the first antenna assembly, the other end of the charging connector is used for being electrically connected with the first equipment, and the charging connector is used for transmitting the charging current to the first equipment.

2. The device accessory of claim 1, wherein the first antenna assembly comprises an antenna module and a conversion module, the antenna module is configured to receive electromagnetic waves and convert the electromagnetic waves into direct current, the conversion module comprises a first conversion interface and a second conversion interface, the first conversion interface is electrically connected to the antenna module, the second conversion interface is electrically connected to the charging connector, and the conversion module is configured to convert the direct current into charging current and transmit the charging current to the charging connector through the second conversion interface.

3. The device accessory of claim 2, wherein the antenna module comprises at least one radiator, a radio frequency chip and a rectifier circuit, the radio frequency chip comprises at least one first radio frequency port and a second radio frequency port, each of the first radio frequency ports is electrically connected to one of the radiators, the second radio frequency port is electrically connected to one end of the rectifier circuit, and the other end of the rectifier circuit is electrically connected to the first conversion interface.

4. The device accessory of claim 3, wherein the number of radiators is multiple, and the multiple radiators are arranged in an array.

5. The device accessory of claim 3, further comprising a control module and a switch, the switch disposed between the RF chip and the radiator; and/or the change-over switch is arranged between the rectifying circuit and the conversion module; and/or the change-over switch is arranged between the conversion module and the charging connector; the control module is electrically connected with the change-over switch and is used for controlling the change-over switch to be switched on or switched off.

6. The equipment accessory of any one of claims 2 to 5, further comprising an energy storage module, wherein the energy storage module is disposed on the body, the conversion module further comprises a third conversion interface, the third conversion interface is electrically connected to the energy storage module, the conversion module is further configured to transmit the charging current to the energy storage module through the third conversion interface, and the energy storage module is configured to store the charging current transmitted by the conversion module.

7. The device accessory of any one of claims 1 to 5, further comprising an energy storage module disposed on the body, wherein the charging connector comprises a first pin and a second pin, the first pin is configured to electrically connect to the first device to transmit the charging current to the first device, and the second pin is configured to electrically connect to the energy storage module to transmit the charging current to the energy storage module.

8. An electronic component, comprising a first device and the device accessory as claimed in any one of claims 1 to 7, wherein the first device comprises a battery and a charging interface, one end of the charging interface is electrically connected with the battery, the other end of the charging interface is electrically connected with the charging interface, the charging interface is configured to receive a charging current transmitted by the charging interface and transmit the charging current to the battery, and the battery is configured to store the charging current transmitted by the charging interface.

9. An electronic system, comprising an electronic assembly as claimed in claim 8 and a second device for transmitting electromagnetic waves, the first antenna assembly being adapted to receive electromagnetic waves transmitted by the second device.

10. The electronic system of claim 9, wherein the second device includes a second antenna assembly for electrically connecting a charging power source, the second antenna assembly for converting a power current generated by the charging power source into an electromagnetic wave and radiating the electromagnetic wave; or, the second device includes a second antenna assembly and a charging power supply, the charging power supply is configured to generate a power supply current, and the second antenna assembly is configured to convert the power supply current into an electromagnetic wave and perform radiation.

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