CN110165377A - A kind of antenna module and electronic equipment - Google Patents
A kind of antenna module and electronic equipment Download PDFInfo
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- CN110165377A CN110165377A CN201910475258.XA CN201910475258A CN110165377A CN 110165377 A CN110165377 A CN 110165377A CN 201910475258 A CN201910475258 A CN 201910475258A CN 110165377 A CN110165377 A CN 110165377A
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- feed point
- antenna module
- electronic equipment
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/12—Supports; Mounting means
- H01Q1/22—Supports; Mounting means by structural association with other equipment or articles
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/36—Structural form of radiating elements, e.g. cone, spiral, umbrella; Particular materials used therewith
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/50—Structural association of antennas with earthing switches, lead-in devices or lightning protectors
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Abstract
A kind of antenna module is provided in fact in the application, including first coil, the second coil and contact connection component, the first coil is used to be mounted on the inner wall of the rear cover of electronic equipment, second coil is for mounting the opposite electronic component of inner wall, first feed point of the first coil is electrically connected with the second feed point of the second coil by contact connection component, and in electronic equipment, the current direction in first coil is identical as the current direction in the second coil.The demand of effective area can be reduced so that first coil and the second coil are separable on the basis of guaranteeing performance by using contact connection component, effectively realization Miniaturization Design；And the mode of twin coil can enhance the magnetic field strength of generation, improve antenna performance；It since two coils can be mounted on respectively on the inner wall of rear cover and on opposite electronic component, does not need substrate and is carried, can effectively reduce antenna module the space occupied in electronic equipment.
Description
Technical field
This application involves antenna technical field more particularly to a kind of antenna modules and electronic equipment.
Background technique
In recent years, the research of wireless near field communication (Near Field Communication, NFC) technology is mainly distributed
In four fields, the theory including NFC is ground with development, NFC basic research, NFC application and service research, NFC application environment
Study carefully.Currently, NFC technique is in electronic equipment, such as mobile phone, in be widely used.
However, the limited requirement with the structure and NFC performance of electronic equipment, the antenna for having NFC function, which exists, is difficult to reality
A series of problems, such as existing Miniaturization Design, antenna performance is poor and the space occupied is big.
Summary of the invention
The embodiment of the present application provides a kind of antenna module and electronic equipment, and being difficult to realize miniaturization for solving antenna sets
Meter, the problem that antenna performance is poor and the space occupied is big.
In a first aspect, the embodiment of the present application provides a kind of antenna module, which includes: first coil, the second line
Circle, contact connection component, the first coil are used to be mounted on the inner wall of the rear cover of electronic equipment, and second coil is used
In being mounted on electronic component opposite with the inner wall of the rear cover in the electronic equipment；
First feed point of the first coil and the second feed point of second coil pass through the contact connection component
Electrical connection, and the current direction and described second in the electronic equipment for having assembled the antenna module, in the first coil
Current direction in coil is identical.
Second aspect, the embodiment of the present application provide a kind of electronic equipment, which includes:
Rear cover, the rear cover include the inner wall towards the electronic equipment internal；
Electronic component, the electronic component are set to the electronic equipment internal, and opposite with the inner wall of the rear cover set
It sets, the electronic component is provided with feed on the face opposite with the inner wall of the rear cover；
Antenna module and current turns ON component as described in relation to the first aspect, the current turns ON component is for realizing described
Being electrically connected between antenna module and the feed.
A kind of antenna module, including first coil, the second coil and contact connection group are provided in the embodiment of the present application
Part, the first coil are used to be mounted on the inner wall of the rear cover of electronic equipment, the second coil for be mounted in electronic equipment with
On the opposite electronic component of the inner wall of rear cover, the first feed point of the first coil and the second feed point of the second coil pass through contact
Connection component electrical connection, and current direction and the second line in the electronic equipment for having assembled the antenna module, in first coil
Current direction in circle is identical.It is separated by using contact connection component so that first coil and the second coil are separable
The mode that two coils are arranged can reduce the demand of effective area on the basis of guaranteeing performance, effectively realize that miniaturization is set
Meter；And the mode of twin coil can enhance the magnetic field strength of generation, improve antenna performance；Further, since two coils can be distinguished
It is mounted on the inner wall of rear cover, and on the electronic component opposite with the inner wall of the rear cover, does not need other components and carried,
Antenna module the space occupied in electronic equipment can effectively be reduced.
Detailed description of the invention
Fig. 1 is the antenna module structural schematic diagram that one embodiment of the application provides；
Fig. 2 is the structural schematic diagram that the antenna module that one embodiment of the application provides is mounted in electronic equipment；
Fig. 3 is another Structure and Process signal that the antenna module that one embodiment of the application provides is mounted in electronic equipment
Figure；
Fig. 4 a to Fig. 4 c is the schematic diagram of the connection relationship of electronic equipment internal antenna component；
Fig. 5 a is the schematic diagram of the mounting method of first coil provided by the present application；
Fig. 5 b is the schematic diagram of another mounting method of first coil provided by the present application；
Fig. 6 is the structural schematic diagram that the second coil is laid in the embodiment of the present application.
Specific embodiment
To enable present invention purpose, feature, advantage more obvious and understandable, below in conjunction with the application
Attached drawing in embodiment, the technical scheme in the embodiment of the application is clearly and completely described, it is clear that described reality
Applying example is only some embodiments of the present application, and not all embodiments.Based on the embodiment in the application, those skilled in the art
Member's every other embodiment obtained without making creative work, shall fall in the protection scope of this application.
Referring to Fig. 1, for the antenna module structural schematic diagram that one embodiment of the application provides, which is applied to electricity
Sub- equipment, which includes mobile phone, wearable device etc. terminal, and the antenna module includes first coil 101, second
Coil 102, contact connection component 103, the inner wall of rear cover of the first coil 101 for being mounted on electronic equipment, second
Coil 102 is used to be mounted on electronic component opposite with the inner wall of rear cover in electronic equipment.Wherein, after which is nonmetallic
Lid.
Wherein, first coil 101 and the second coil 102 all have two feed points, the first feed point of first coil 101 and the
Second feed point of two coil 102 is connected by contact connection component 103.It is understood that the first feed point is first coil
Any one in 101 two feed points, the second feed point are any one in two feed points of the second coil 102, and first
Any metalwork is not present between coil 101 and the second coil 102.
In the embodiment of the present application, contact connection component 103 refers to touched by way of contact after, can shape
At electrical connection, turning circuit transmits electric current.It is understood that first coil 101 and the second coil 102 are connected using contact
Connected components 103 realize electrical connection, so that when needed, can disconnect the electricity between first coil 101 and the second coil 102
Connection, and the first coil 101 and the second coil 102 are separable, so that the attachment side of first coil 101 and the second coil 102
Formula is more flexible.
Wherein, the electronic component opposite with the inner wall of rear cover refers to that inner wall entire surface is right in the electronic equipment internal institute
The electronic component answered, the electronic component include mainboard voltage and battery, wherein can have on mainboard voltage and battery can lay area
Domain, the second coil 102 can be laid in this and can lay in region.
Wherein, current direction and the second line in the electronic equipment for having assembled above-mentioned antenna module, in first coil 101
Current direction in circle 102 is identical, so that the magnetic field that magnetic vector and the second coil 102 that first coil 101 generates generate is sweared
Amount can be superimposed, and magnetic field strength increases.It is understood that in the case that the demand in magnetic field strength is fixed, relative to only making
The coil used can effectively be reduced by using the antenna module in the application by generating magnetic vector with a coil
Size, and since the coil separation type of two small sizes designs, so that its requirement to space reduces, set suitable for electronics
Standby internal available space is smaller and smaller, the more and more thinner development trend of electronic equipment.
In the embodiment of the present application, by using contact connection component 103, so that first coil 101 and the second coil
102 is separable, and the mode of two coils of separable setting can reduce the demand of effective area on the basis of guaranteeing performance, has
Effect realizes Miniaturization Design；And the mode of twin coil can enhance the magnetic field strength of generation, improve antenna performance；Further, since
Two coils can be mounted on respectively on the inner wall of rear cover, and on the electronic component opposite with the inner wall of the rear cover, not need other
Component carried, can effectively reduce antenna module the space occupied in electronic equipment.
Based on the structure of antenna module shown in FIG. 1, referring to Fig. 2, being mounted on for antenna module in the embodiment of the present invention
Structural schematic diagram in electronic equipment, comprising:
First coil 101, the second coil 102 and contact connection component 103, and with described in embodiment illustrated in fig. 1
Content it is similar, be not repeated herein.
Wherein, first coil 101 is there are two feed point, respectively feed point A1 and feed point B1, and also there are two feedbacks for the second coil
Point, respectively feed point A2 and feed point B2, the feed point that will be generally located in coil are known as interior feed point, the feed point being located at outside coil are claimed
For outer feed point, therefore, above-mentioned feed point A1 and feed point A2 are interior feed point, and above-mentioned feed point B1 and feed point B2 are outer feed point.Wherein, first
Coil 101 is mounted on the inner wall 1041 of rear cover 104, is pasted with the second coil on the opposite electronic component 105 of inner wall 1041
102, wherein four vertex on inner wall 1041 are respectively C1, D1, E1, F1, and have difference on opposite electronic component 105
Tetra- vertex corresponding C2, D2, E2, F2, when rear cover 104 covers on electronic components, opposite vertex is overlapped, for example, C1
It is overlapped with C2.It should be noted that under the scene of covering, one of feed point of first coil 101 and the second coil 102
One of feed point is connected by contact connection component 103, it should be noted that is that one kind can in the embodiment depicted in figure 2
The interior feed point of capable implementation, the i.e. interior feed point of first coil 101 and the second coil 102 passes through contact connection component 103
It realizes connection, and is the mode that one end of contact connection component 103 is fixed on the interior feed point of first coil, the embodiment of the present application
Be in this way for be illustrated, in practical applications there are also various other feasible implementations, this time without limitation.
And connection type whatever, it is only necessary to ensure that first coil 101 and the current direction in the second coil 102 are consistent i.e.
It can.
In the embodiment of the present application, the connection side of the first feed point of first coil 101 and the second feed point of the second coil 102
There are many formulas, and first coil 101 and the second coil 102 be formed by shape also there are many, can be based in practical applications
It needs and actual conditions is arranged, following several feasible modes are introduced in the embodiment of the present application:
1, the first feed point and the second feed point are interior feed point, in the electronic equipment for having assembled the antenna module, second
Coil 102 maps to the first area on the rear cover 104, with first coil 101 in nonmetallic 102 shape of battery connection cover
At second area it is completely overlapped or partly overlap.
I.e. in a kind of feasible embodiment, the first feed point is the feed point A1 in Fig. 2, and the second feed point is the feedback in Fig. 2
Point A2, in the case where antenna module is assembled to the scene of electronic equipment, feed point A1 and feed point A2 pass through 103 shape of contact connection component
At electrical connection.As shown in Fig. 2, since first coil 101 is identical with the size of the second coil 102, after the second coil 102 maps to
It is completely overlapped that the second area that first area and first coil 101 are formed in rear cover 104 is formed by lid 104.It is understood that
, it is to partly overlap if first coil 101 and the size of the second coil 102 be not identical.
2, the first feed point and the second feed point are outer feed point, in the electronic equipment of assembling aerial component, the second coil
102 map to after cover 104 first area, with first coil 104 in the non-overlapping region of second area that rear cover 104 is formed.
Referring to Fig. 3, it is mounted on another structural schematic diagram in electronic equipment for antenna module in the embodiment of the present application,
In, the first feed point is the feed point B1 in Fig. 3, and the second feed point is the feed point B2 in Fig. 3, under the scene of covering, feed point B1 and feedback
Point B2 forms electrical connection by contact connection component 103, as shown in figure 3, since the second coil 102 maps to rear cover 104
First area and first coil 101 have no overlapping region between the second area of rear cover 104.When non-overlapping region, in utilization
It states antenna module and realizes that NFC function also can effectively increase the region of swiping the card of NFC function.
It should be noted that under present invention design, the first coil 101 of separate type and the second coil 102
Layout type and size do not limit, require nothing more than first after the demand that can satisfy to magnetic field strength, and satisfaction electrical connection
Current direction in coil 101 and the second coil 102 is identical.
In the embodiment of the present application, contact connection component 103 has at least two implementations, one is metal clips,
One is metal connecting columns.
Wherein, when contact connection component 103 is metal clips, one end and the first coil 101 of the metal clips
First feed point is fixedly connected, and the other end of metal clips extends along the direction for being approximately perpendicular to 101 place plane of first coil,
In the electronic equipment of assembling aerial component, the other end of metal clips contacts to be formed with the second feed point of the second coil 102
Electrical connection.Alternatively, one end of metal clips is fixedly connected with the second feed point of the second coil 102, and the other end of metal clips
Extend along the direction for the plane being approximately perpendicular to where the second coil, and in the electronic equipment for having assembled the antenna module, gold
The other end for belonging to elastic slice contacts to form electrical connection with the first feed point of first coil 101.
Wherein, metal clips has certain elasticity, during installation, it is only necessary to ensure metal clips and the second coil 102
The contact of the second feed point can form electrical connection, and at the time of contact, the elastic force of metal clips is 0 or is greater than 0 (i.e. in compressing
State).
Wherein, when contact connection component 103 is metal connecting column, then one end of metal connecting column and first coil
101 the first feed point is fixedly connected, in the electronic equipment of assembling aerial component, the other end of metal connecting column and the second line
Second feed point of circle 102 contacts to form electrical connection.Alternatively, the second feed point of one end of metal connecting column and the second coil 102 is solid
Fixed connection, in the electronic equipment of assembling aerial component, the other end of metal connecting column and the first feed point of first coil 101
Contact forms electrical connection.
It is understood that metal connecting column does not have flexible or elastic very little under normal conditions, therefore setting
When meter, need the inner wall of precise measurement rear cover the distance between to its corresponding electronic component, first coil 101, second
The thickness that coil 102 is formed, accurately to calculate the cylinder length of metal connecting column, so as to realize accurate contact.
In the embodiment of the present application, by using metal clips or metal connecting column, first coil can be effectively realized
101 and second attachment of separate type between coil 102.
The electricity comprising above-mentioned antenna module is explained below in technical solution in embodiment in order to better understand the present invention
Sub- equipment, the electronic equipment include such as the rear cover 104 in previous embodiment, which includes towards electronic equipment internal
Inner wall 1041；Electronic component 105, the electronic component are set to electronic equipment internal, and with 1041 phase of the inner wall of rear cover 104
Feed is provided with to setting, and on the face opposite with the inner wall of rear cover 104 of electronic component 105；Such as the antenna in previous embodiment
Component and current turns ON component, wherein the current turns ON component is for realizing being electrically connected between antenna module and feed.
It should be noted that in the embodiment of the present application, the first feed point and the second feed point in antenna module have passed through
In the case that contact connection component 103 connects, current turns ON component can be used and realize first coil 101 and the second coil
Between 102 in parallel or in series, and at least following several feasible modes:
Mode one: please referring to Fig. 4 a, is connection relationship signal of the antenna module in electronic equipment in the embodiment of the present application
Figure, wherein the first feed point of first coil 101 and the second feed point of the second coil 102 are interior feed point, i.e., respectively feed point A1
With feed point A2, one end of the current turns ON component 106 is fixedly connected with the outer feed point B1 of first coil 101, the other end and feed
107 end thereof contacts form electrical connection, and the other end of the feed 107 is electrically connected with the outer feed point B2 of the second coil 102, so as to the
One coil 102 and the second coil 102 form series circuit.
In Fig. 4 a illustrated embodiment, if the end that feed 107 is connect with the outer feed point B2 of the second coil 102 is output end,
Then electric current will input antenna module from the outer feed point B2 of the second coil 102, and pass in the second coil 102 according to counter clockwise direction
It is defeated, until being transmitted to interior feed point A2, and to be formed since the interior feed point A2 is contacted with a contact jaw A3 of contact connection component 103
Electrical connection, then electric current will flow into contact connection component 103 from contact jaw A3, due to the fixation of contact connection component 103
It holds and is fixed with the interior feed point A1 of first coil 101, therefore electric current will flow into first coil 101 from interior feed point A1, and first
After (current direction is identical as the second coil 102) transmits counterclockwise in 101 in coil, it is transmitted to first coil 101
Outer feed point B1, and since outer feed point B1 is connect with one end of current turns ON component 106, and due to current turns ON component 106
Other end G1 is contacted with the input terminal G2 of feed 107, and therefore, electric current will return to feed 107 from the input terminal G2 of feed 107, complete
At transmission of the electric current between concatenated first coil 101 and the second coil 102.
Mode two: please referring to Fig. 4 b, is the another of connection relationship of the antenna module in electronic equipment in the embodiment of the present application
One schematic diagram, wherein the first feed point of first coil 101 and the second feed point of the second coil 102 are interior feed point, that is, are respectively
Feed point A1 and feed point A2, one end of the current turns ON component 106 are fixedly connected with the outer feed point B1 of first coil 101, the other end
G1 contacts to form electrical connection with the outer feed point B2 of the second coil 102, and the outer feed point B2 of second coil 102 is connected to feed 107
One end G3, the interior feed point A2 of the second coil 102 is connected to the other end G2 of feed 107, so that first coil 101 and the second line
Circle 102 forms parallel circuit.
In Fig. 4 b illustrated embodiment, if the output end of the power supply of feed 107 is G2, electric current will be defeated from output end G2
Out, connect due to output end G2 with feed point A2, output end G2 output electric current will from feed point A2 input the second coil 102, and
Clockwise transmission in second coil 102, and since first coil 101 and the second coil 102 are in parallel, electric current will also be according to
Feed point A2, end A3, feed point A1 sequence flow into first coil 101, and the flow direction in first coil 101 and the second line
It is identical to enclose 102, wherein electric current will flow to outer feed point B1 in first coil 101, and by outer feed point B1, end G1, outer feed point B2,
End G3 flows into feed 107, and the electric current in the second coil 102 will flow into feed 107 from outer feed point B2, end G3, complete electricity
Flow the transmission between first coil 101 and the second coil 102 in parallel.
Mode three: please referring to Fig. 4 c, is the another of connection relationship of the antenna module in electronic equipment in the embodiment of the present application
One schematic diagram, wherein the first feed point of first coil 101 and the second feed point of the second coil 102 are outer feed point, that is, are respectively
Feed point B1 and feed point B2, one end of the current turns ON component 106 is fixedly connected with the interior feed point A1 in first coil 101, another
End G1 contacts to form electrical connection with one end G2 of feed 107, the interior feed point A2 of the other end G3 of feed 107 and the second coil 102
Electrical connection, to form the series circuit of first coil 101 and the second coil 102.
In Fig. 4 c illustrated embodiment, if the end G3 of feed 107 is the output end of power supply, electric current is exported from end G3 to interior
Feed point A2, and in the second coil 102 clockwise flow to outer feed point B2, outer feed point B2 by contact connection component 103 with
The outer feed point B1 connection of first coil 101, then electric current will successively pass through outer feed point B2, contact connection component 103, outer feed point B1
It is transmitted to first coil 101, and flows to First Line according to current direction identical with the second coil 102 in first coil 101
The interior feed point A1 of circle 101, and feed 107 is flowed by interior feed point A1, current turns ON component 106, end G1, end G2, complete electricity
Flow the transmission between concatenated first coil 101 and the second coil 102.
It should be noted that in the embodiment of the present application, current turns ON component 106 can be metal clips either metal
Connecting column, and usage mode when usage mode when being metal clips with contact connection component 103 is metal clips is consistent,
And usage mode of usage mode when being metal connecting column when with contact connection component 103 being metal connecting column is consistent,
In practical application, it is respectively above-mentioned contact connection component 103 and current turns ON component that two metal clips, which can be used,
106, alternatively, it is respectively above-mentioned contact connection component 103 and current turns ON component that two metal connecting columns, which can be used,
106, or a metal clips can be used and a metal connecting column respectively corresponds contact connection component 103 and electric current connects
Logical component 106, is arranged, herein without limitation according to specific needs in practical applications.
In the embodiment of the present application, the inner wall of rear cover 104 relative to electronic component have it is multiple, lay the second coil
When 102, can only be laid on an electronic component, for example, the electronic component can be mainboard pressing plate or battery, or
It can be laid in simultaneously on mainboard pressing plate and battery.In practical applications can be based on the selection for lay component, this
Place is without limitation.
Wherein, when the second coil 102 is mounted on mainboard pressing plate, which is specifically to be mounted on mainboard pressure
On the plate face opposite with the rear cover.
Wherein, when the second coil 102 is mounted on battery, which is specifically to be mounted on battery and rear cover
On 104 opposite faces.
In the embodiment of the present application, by using two coils, make it possible in electronic equipment to using single coil
The demand that the demand and magnetic field strength that size requires the size for meeting coil under harsh scene small are met the requirements is realized small-sized
Better magnetic field strength is provided while changing design, improves the performance of antenna module.On the other hand, first coil 101 is pasted
It is mounted on the corresponding electronic building brick of inner wall of rear cover on the inner wall of rear cover, and by the second coil 102, and passes through contact
Connection component 103 connects first coil 101 and the second coil 102, makes it possible to realize the antenna of separate type, mounting method spirit
It is living, and since this kind of mounting method does not need not needing to pass through first coil 101 and the second coil 102 using to substrate
Substrate realizes attachment, can reduce the use of material, and reduces antenna module to the occupancy in the space in electronic equipment, meets electricity
The growth requirement of sub- equipment.
It should be noted that being the description carried out so that the shape of coil is rectangle as an example in above-described embodiment, actually answering
In, the shape of coil is not limited to rectangle, can also be other rules or irregular shape.
In embodiments of the present invention, first coil 101 is mounted on the inner wall of the rear cover of electronic equipment, but rear cover is interior
In the presence of that cannot mount the region of coil on wall, for example, camera shooting head region, therefore, first coil is formed with the first recessed portion, this
One recessed portion is used to cover the Region Matching for setting electronic building brick to be arranged with after.Specifically, first coil 101 and rear cover
The adjacent side of the camera shooting head region of 104 inner wall is matched by the mode of being recessed inwardly with the shape of camera shooting head region, such as Fig. 5 a and
It is the schematic diagram of 101 mounting method of first coil shown in Fig. 5 b, wherein Fig. 5 a lays area for can lay first coil 101
In the limited situation in domain, the schematic diagram of the coil of rectangle is laid, Fig. 5 b is then side the be recessed inwardly side adjacent with camera shooting head region
The schematic diagram of coil when formula and camera Region Matching.As can be seen that the limited feelings in region can laid from Fig. 5 a and Fig. 5 b
Under condition, the effective area of the laying mode coil of Fig. 5 b is bigger, is capable of providing stronger magnetic field.It is understood that by first
Coil 101 is mounted on the inner wall of rear cover, and since the region of the inner wall of rear cover is big, it is sufficiently large to can according to need setting
Effective interview of coil further promotes the magnetic field strength that antenna module generates, improving performance.
In the embodiment of the present application, electronic component, which has, can lay when laying region of the second coil 102, the second coil
102 have the second recessed portion, which is used to lay Region Matching with electronic component, so as to second coil
102 uses are mounted on and can lay in region with the matched shape of the shape that can lay region.As shown in fig. 6, real for the application
Apply the structural schematic diagram that the second coil is laid in example.
In the embodiment of the present application, the advantages of performance of above-mentioned antenna module is proved by way of experimental verification, control
Group are as follows: single layer coil, coil interview are 35*36.5mm2, line width 1mm, line spacing is 0.5mm；Validation group 1 are as follows: with Fig. 2
For illustrated embodiment, rear cover fasten after first coil 101 and the second coil 102 overlapping, and using feed point A1 and feed point A2 by
The electrical connection of contact connection component.And the area of first coil 101 and the second coil 102 is 35*36.5mm2, line width is
1mm, line spacing are 0.5mm, and the distance between first coil 101 and the second coil 102 are 0.045mm, pass through metal connecting column
Electrical connection.
Validation group 2 are as follows: the data of the validation group 1 of scaled down version, in addition to the size reduction of coil is 22*23.5mm2, other are
It is identical as validation group 1.
It is emulated by preset simulation software, and it is 1A constant-current source that feed, which is arranged, the antenna module for comparing each group produces
Raw magnetic field strength, simulation result are as follows:
By simulation result as can be seen that the antenna module (validation group 1) in the embodiment of the present application is in 101 He of first coil
When the second 102 same size of coil, the magnetic field strength of generation is about 20 times of single layer coil (control group), can effectively be increased
The effective range of antenna module；When to narrow down to single layer coil (right for the area of the antenna module (validation group 2) in the embodiment of the present application
According to group) a quarter when, validation group 2 generate magnetic field strength it is also higher than control group.Therefore, pass through separate type in the application
The mode of double-layer coil is designed, the effective area of coil can be reduced under the premise of required magnetic field strength is provided, so that
Coil mounts occupied area and becomes smaller, and realizes the Miniaturization Design of antenna module.
In the above-described embodiments, it all emphasizes particularly on different fields to the description of each embodiment, there is no the portion being described in detail in some embodiment
Point, it may refer to the associated description of other embodiments.
The above are the descriptions to technical solution provided herein, for those skilled in the art, according to the application
The thought of embodiment, there will be changes in the specific implementation manner and application range, and to sum up, the content of the present specification should not manage
Solution is the limitation to the application.
Claims (13)
1. a kind of antenna module, which is characterized in that the antenna module includes: first coil, the second coil, contact connection group
Part, the first coil are used to be mounted on the inner wall of the rear cover of electronic equipment, and second coil is for being mounted on the electricity
In sub- equipment on the electronic component opposite with the inner wall of the rear cover；
First feed point of the first coil and the second feed point of second coil are electrically connected by the contact connection component
It connects, and in the electronic equipment for having assembled the antenna module, the current direction in the first coil and second coil
Interior current direction is identical.
2. antenna module according to claim 1, which is characterized in that the contact connection component includes: metal clips；
One end of the metal clips is fixedly connected with the first feed point of the first coil, and the other end of the metal clips
The direction of plane extends where being approximately perpendicular to the first coil, in the electronic equipment for having assembled the antenna module,
The other end of the metal clips contacts to form electrical connection with the second feed point of second coil；
Alternatively,
One end of the metal clips is fixedly connected with the second feed point of second coil, and the other end of the metal clips
The direction of plane extends where being approximately perpendicular to second coil, and in the electronic equipment for having assembled the antenna module
Interior, the other end of the metal clips contacts to form electrical connection with the first feed point of the first coil.
3. antenna module according to claim 1, which is characterized in that the contact connection component includes: metal connection
Column；
One end of the metal connecting column is fixedly connected with the first feed point of the first coil, is assembling the antenna module
Electronic equipment in, the other end of the metal connecting column contacts to form electrical connection with the second feed point of second coil；
Alternatively,
One end of the metal connecting column is fixedly connected with the second feed point of second coil, is assembling the antenna module
Electronic equipment in, the other end of the metal connecting column contacts to form electrical connection with the first feed point of the first coil.
4. antenna module according to claim 1, which is characterized in that in first feed point and second feed point be
Feed point；
In the electronic equipment for having assembled the antenna module, second coil map to it is described after the first area that covers,
It is completely overlapped or partly overlap that the second area to be formed is covered after described with the first coil.
5. antenna module according to claim 1, which is characterized in that first feed point and second feed point are outer
Feed point；
In the electronic equipment for having assembled the antenna module, second coil map to it is described after the first area that covers,
With the first coil in the non-overlapping region of second area that the rear cover is formed.
6. according to claim 1 to antenna module described in 5 any one, which is characterized in that the electronic component is mainboard pressure
Plate；
Second coil is for being mounted on the mainboard pressing plate face opposite with the rear cover.
7. according to claim 1 to antenna module described in 5 any one, which is characterized in that the electronic component is battery；
Second coil is for being mounted on the battery face opposite with the rear cover.
8. according to claim 1 to antenna module described in 5 any one, which is characterized in that the first coil is formed with
One recessed portion, first recessed portion be used for it is described after cover Region Matching for electronic building brick to be arranged.
9. according to claim 1 to antenna module described in 5 any one, which is characterized in that second coil has second
Recessed portion, second recessed portion are used to lay Region Matching with the electronic component.
10. a kind of electronic equipment, which is characterized in that the electronic equipment includes:
Rear cover, the rear cover include the inner wall towards the electronic equipment internal；
Electronic component, the electronic component is set to the electronic equipment internal, and is oppositely arranged with the inner wall of the rear cover, institute
It states and is provided with feed on the electronic component face opposite with the inner wall of the rear cover；
Antenna module and current turns ON component as claimed in any one of claims 1 to 9；
The current turns ON component is for realizing being electrically connected between the antenna module and the feed.
11. electronic equipment according to claim 10, which is characterized in that first feed point and second feed point are
Interior feed point, one end of the current turns ON component are fixedly connected with the outer feed point of the first coil, the other end and the feed
End thereof contacts form electrical connection, the other end of the feed is electrically connected with the outer feed point of second coil.
12. electronic equipment according to claim 10, which is characterized in that first feed point and second feed point are
Interior feed point, one end of the current turns ON component are fixedly connected with the outer feed point of the first coil, the other end and described second
The outer feed point of coil contacts to form electrical connection, and the outer feed point of second coil is connected to one end of feed, second coil
Interior feed point be connected to the other end of feed.
13. electronic equipment according to claim 10, which is characterized in that first feed point and second feed point are
Outer feed point, one end of the current turns ON component are fixedly connected with the interior feed point of the first coil, the other end and the feed
End thereof contacts form electrical connection, the other end of the feed is electrically connected with the interior feed point of second coil.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910475258.XA CN110165377B (en) | 2019-06-03 | 2019-06-03 | Antenna assembly and electronic equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910475258.XA CN110165377B (en) | 2019-06-03 | 2019-06-03 | Antenna assembly and electronic equipment |
Publications (2)
| Publication Number | Publication Date |
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| CN110165377A true CN110165377A (en) | 2019-08-23 |
| CN110165377B CN110165377B (en) | 2021-04-27 |
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| CN201910475258.XA Active CN110165377B (en) | 2019-06-03 | 2019-06-03 | Antenna assembly and electronic equipment |
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