CN109904592A - A kind of antenna structure and communication terminal - Google Patents
A kind of antenna structure and communication terminal Download PDFInfo
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- CN109904592A CN109904592A CN201910261492.2A CN201910261492A CN109904592A CN 109904592 A CN109904592 A CN 109904592A CN 201910261492 A CN201910261492 A CN 201910261492A CN 109904592 A CN109904592 A CN 109904592A
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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
- H01Q1/50—Structural association of antennas with earthing switches, lead-in devices or lightning protectors
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q15/00—Devices for reflection, refraction, diffraction or polarisation of waves radiated from an antenna, e.g. quasi-optical devices
- H01Q15/24—Polarising devices; Polarisation filters
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q19/00—Combinations of primary active antenna elements and units with secondary devices, e.g. with quasi-optical devices, for giving the antenna a desired directional characteristic
- H01Q19/02—Details
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q19/00—Combinations of primary active antenna elements and units with secondary devices, e.g. with quasi-optical devices, for giving the antenna a desired directional characteristic
- H01Q19/10—Combinations of primary active antenna elements and units with secondary devices, e.g. with quasi-optical devices, for giving the antenna a desired directional characteristic using reflecting surfaces
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q19/00—Combinations of primary active antenna elements and units with secondary devices, e.g. with quasi-optical devices, for giving the antenna a desired directional characteristic
- H01Q19/28—Combinations of primary active antenna elements and units with secondary devices, e.g. with quasi-optical devices, for giving the antenna a desired directional characteristic using a secondary device in the form of two or more substantially straight conductive elements
- H01Q19/30—Combinations of primary active antenna elements and units with secondary devices, e.g. with quasi-optical devices, for giving the antenna a desired directional characteristic using a secondary device in the form of two or more substantially straight conductive elements the primary active element being centre-fed and substantially straight, e.g. Yagi antenna
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q21/00—Antenna arrays or systems
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q21/00—Antenna arrays or systems
- H01Q21/06—Arrays of individually energised antenna units similarly polarised and spaced apart
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q21/00—Antenna arrays or systems
- H01Q21/29—Combinations of different interacting antenna units for giving a desired directional characteristic
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- Details Of Aerials (AREA)
Abstract
It includes: first antenna unit, substrate, metal mesh compartment and the second antenna element that the present invention, which provides a kind of antenna structure and communication terminal, the antenna structure,；The first antenna unit is set to the first face of the substrate, and the first feeding point is set to the first antenna unit；The metal mesh compartment is set to the second face of the substrate, and second face is opposite two sides with first face；The substrate includes the side wall that both ends are separately connected first face and second face；Second antenna element is set on the substrate, and overlapping region is not present between second antenna element and the first antenna unit and the metal mesh compartment, and the second feeding point is set to second antenna element.In this way, so as to expand the coverage area of antenna, and then promoting wireless communication experiences since there are first antenna units and the second antenna element.
Description
Technical field
The present invention relates to field of communication technology more particularly to a kind of antenna structures and communication terminal.
Background technique
With the rapid development of terminal technology, communication terminal has become essential a kind of tool in people's life,
And the various aspects for user's life are brought great convenience.And with the development with rapid changepl. never-ending changes and improvements of the communication technology, lead to
Believe that the application scenarios of terminal are more and more abundant, so that the requirement to the quantity of the antenna on communication terminal is more and more, performance is wanted
Ask also higher and higher.But in the prior art, the radiance of the antenna of communication terminal is poor.
Summary of the invention
The embodiment of the present invention provides a kind of antenna structure and communication terminal, to solve the antenna of communication terminal in the prior art
The poor problem of radiance.
In order to solve the above-mentioned technical problem, the present invention is implemented as follows:
In a first aspect, the embodiment of the invention provides a kind of antenna structures, comprising: first antenna unit, substrate, metal mesh
Compartment and the second antenna element；
The first antenna unit is set to the first face of the substrate, and the first feeding point is set to the first antenna list
Member；
The metal mesh compartment is set to the second face of the substrate, and second face is opposite two with first face
Face；
The substrate includes the side wall that both ends are separately connected first face and second face；
Second antenna element is set on the substrate, second antenna element and the first antenna unit and
Overlapping region is not present between the metal mesh compartment, the second feeding point is set to second antenna element.
Second aspect, the embodiment of the present invention also provide a kind of screen, including above-mentioned antenna structure.
The third aspect, the embodiment of the present invention also provide a kind of communication terminal, including above-mentioned antenna structure.
A kind of antenna structure of the embodiment of the present invention, comprising: first antenna unit, substrate, metal mesh compartment and second day
Line unit；The first antenna unit is set to the first face of the substrate, and the first feeding point is set to the first antenna unit；
The metal mesh compartment is set to the second face of the substrate, and second face is opposite two sides with first face；It is described
Substrate includes the side wall that both ends are separately connected first face and second face；Second antenna element is set to the base
On plate, overlapping region is not present between second antenna element and the first antenna unit and the metal mesh compartment,
Second feeding point is set to second antenna element.In this way, due to there are first antenna unit and the second antenna element, so as to
To expand the coverage area of antenna, and then promote wireless communication experiences.
Detailed description of the invention
In order to illustrate the technical solution of the embodiments of the present invention more clearly, needed in being described below to the embodiment of the present invention
Attached drawing to be used is briefly described, it should be apparent that, drawings in the following description are only some embodiments of the invention,
For those of ordinary skill in the art, without any creative labor, it can also obtain according to these attached drawings
Obtain other attached drawings.
Fig. 1 is one of the structural schematic diagram of antenna structure provided in an embodiment of the present invention；
Fig. 2 is the second structural representation of antenna structure provided in an embodiment of the present invention；
Fig. 3 is the third structural representation of antenna structure provided in an embodiment of the present invention；
Fig. 4 is the four of the structural schematic diagram of antenna structure provided in an embodiment of the present invention；
Fig. 5 is the five of the structural schematic diagram of antenna structure provided in an embodiment of the present invention；
Fig. 6 is the six of the structural schematic diagram of antenna structure provided in an embodiment of the present invention；
Fig. 7 is the seven of the structural schematic diagram of antenna structure provided in an embodiment of the present invention；
Fig. 8 is the eight of the structural schematic diagram of antenna structure provided in an embodiment of the present invention；
Fig. 9 is the nine of the structural schematic diagram of antenna structure provided in an embodiment of the present invention；
Figure 10 is the ten of the structural schematic diagram of antenna structure provided in an embodiment of the present invention；
Figure 11 is the 11 of the structural schematic diagram of antenna structure provided in an embodiment of the present invention；
Figure 12 is the 12 of the structural schematic diagram of antenna structure provided in an embodiment of the present invention；
Figure 13 is the 13 of the structural schematic diagram of antenna structure provided in an embodiment of the present invention；
Figure 14 is the 14 of the structural schematic diagram of antenna structure provided in an embodiment of the present invention.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are some of the embodiments of the present invention, instead of all the embodiments.Based on this hair
Embodiment in bright, every other implementation obtained by those of ordinary skill in the art without making creative efforts
Example, shall fall within the protection scope of the present invention.
It is the structural schematic diagram of antenna structure provided in an embodiment of the present invention referring to Fig. 1, Fig. 1, as shown in Figure 1, including the
One antenna element 1, substrate 2, metal mesh compartment 3 and the second antenna element 4；The first antenna unit 1 is set to the substrate 2
The first face, the first feeding point be set to the first antenna unit 1；The metal mesh compartment 3 is set to the second of the substrate 2
Face, second face are opposite two sides with first face；The substrate 2 includes that both ends are separately connected first face and institute
State the side wall in the second face；Second antenna element 4 is set on the substrate 2, second antenna element 4 and described first
Overlapping region is not present between antenna element 1 and the metal mesh compartment 3, the second feeding point is set to second antenna element
4。
In the present embodiment, above-mentioned antenna structure can be transparent antenna structure, can achieve the design of transparent antenna.The day
Cable architecture is mainly used for millimere-wave band.Substrate 2 can be made of transparent substrate (such as PET material), substrate 2 with a thickness of H, phase
It is ε r to dielectric constant, PET material has good translucidus energy.Metal mesh compartment 3 is spaced about ten microns to hundred microns
Grade, spacing is bigger, and translucidus is better, but electric conductivity is poorer.The line width of metal mesh compartment 3 is preferably several microns grade,
Ground of the metal mesh compartment 3 as the antenna system.There is also bottom empty regions 7, i.e., no metal grills for above-mentioned antenna structure
The region of layer 3.And ten microns to hundred microns of range includes 10 microns~999 microns.
In the present embodiment, the type of above-mentioned first antenna unit 1 and the second antenna element 4 be may be the same or different.
First antenna unit 1 can be antenna patch unit, and the second antenna element can be yagi aerial or dipole antenna.It is above-mentioned
First antenna unit 1 can be connect with the RF transmit-receive circuit of phased array, which may include feed path, power
Amplifier, low-noise amplifier, phase shifter and/or power distribution network, to have the function of beam scanning.Above-mentioned first day
First feeding point of line unit 1 can also be connect by feeding microstrip line 8 with the first feed 5.The of above-mentioned second antenna element 4
Two feeding points can be connect with the second feed 6.First feed 5 and the second feed 6 can be identical feed, or be also possible to
Different feeds, to this, this embodiment is not limited.
In this way, since there are first antenna units 1 and the second antenna element 4, so as to expand the radiation covering of antenna
Dual polarised radiation within the scope of range and certain space, therefore wireless communication experiences can be promoted in turn.Also, the antenna structure
Carry can around light transparent substrate, can with fold or can around communication terminal on.Transparent antenna can be made in screen above,
It is equivalent to and opens other day space of lines, to save space.The antenna structure not only has translucidus, also has good
Antenna radiation performance, thus can apply in intelligent wearable devices such as intelligent glasses, VR equipment, AR equipment, it can also be used to object
Above the glass or display screen of the mobile terminal devices such as networking, smart home, automobile, mobile phone.Not only have it is conformal, it is hidden
Characteristic, the design space of antenna can also be expanded significantly, thus promoted product user experience and promoted product competition
Power.
Optionally, the first antenna unit 1, the metal mesh compartment 3 and second antenna element 4 are conductive saturating
Finish matter.
In the embodiment, the first antenna unit 1, the metal mesh compartment 3 and second antenna element 4 are preferred
For the conductive materials of conductive light-transmitting materials or the not noticeable size of naked eyes, it is also possible to other lighttight conductive materials.
In the embodiment, the first antenna unit 1, the metal mesh compartment 3 and second antenna element 4 are
The conductive materials of conductive light-transmitting materials or the not noticeable size of naked eyes, thus can apply in intelligent glasses, VR equipment, AR equipment
Etc. intelligent wearable devices, it can also be used to the glass of the mobile terminal devices such as Internet of Things, smart home, automobile, mobile phone or display
Above screen.Not only there is conformal, hidden characteristic, the design space of antenna can also be expanded significantly, to promote product
User experience and the competitiveness for promoting product.
Optionally, the substrate 2 is light-transmitting plate.
In the embodiment, aforesaid substrate 2 is light-transmitting plate, and light-transmitting plate can be made of transparent substrate (such as PET material),
Light-transmitting plate with a thickness of H, relative dielectric constant is ε r, and PET material has good translucidus energy, so as to form transparent day
The design of cable architecture.
Optionally, the substrate 2 is flexible base board.
In the embodiment, aforesaid substrate 2 is flexible base board, to there is better flexibility, robustness is improved.
Optionally, the quantity of the first antenna unit 1 is multiple, and is in array distribution.
It, can be refering to fig. 1 in order to better understand above-mentioned setting in the embodiment.As shown in Figure 1, described first day
The quantity of line unit 1 is 4, and is in array distribution.Certainly, it in addition to the array of 4 first antenna units 1 composition, can also be
The array that the first antenna unit 1 of some other quantity forms, and first antenna list can be set according to the actual needs
The quantity of member 1, is not construed as limiting this present embodiment.
In this way, the quantity of the first antenna unit 1 is multiple, and it is in array distribution, the spoke of antenna structure can be improved
Penetrate performance.
Optionally, two sides of each first antenna unit 1 are equipped with first feeding point, each first antenna
Unit is used for dual polarised radiation.
In the embodiment, two sides of each first antenna unit 1 can be adjacent two of first antenna unit 1
Side, to constitute dual polarization feed.It, can also be refering to fig. 1 in order to better understand above-mentioned setting.As shown in Figure 1, with bottom right
For the first antenna unit 1 of side, which is located at the first face of substrate 2, it is understood that for positioned at substrate 2
Top layer.Feeding microstrip line 8 is a feeder line at 1 edge of first antenna unit, and on 1 right side of antenna patch unit, there are also another
One feeding microstrip line (not marking in Fig. 1), the two feed structures constitute dual polarization.First antenna unit 1 is square, and
And be transparent conductive metal grid, width W is preferably the half of working frequency corresponding wavelength.
In the embodiment, four first antenna units 1 are connected to the RF transmit-receive circuit of phased array, radio-frequency receiving-transmitting electricity
Road may include fed power distribution network and phase shifter, to have the function of beam scanning.
Optionally, the quantity of second antenna element 4 is multiple, and multiple second antenna elements 4 are set to mesh
Mark region；
Wherein, the target area includes the side wall of the substrate 2, is less than mesh on first face between the side wall
It is less than at least one of the region of target range on the region of subject distance and second face between the side wall.
It, still can be refering to fig. 1 in order to better understand above-mentioned set-up mode.As shown in Figure 1, the second antenna element 4
Quantity is 4.Second antenna element 4 on right side is close to the side wall on 2 right side of substrate, and second antenna element 4 in left side is close to substrate 2
The side wall in left side, side wall of the second antenna element 4 of top above substrate 2, the second antenna element 4 of lower section is close to substrate
The side wall of 2 lower sections.Certainly, the quantity of the second antenna element 4 is that can also be other quantity, and specifically count except 4
Amount can be determined according to actual demand, be not construed as limiting to this present embodiment.
In the embodiment, the quantity of second antenna element 4 is multiple, and multiple second antenna elements 4 are set
It is placed in target area, so as to so that antenna is radiated towards multiple directions, to improve the radiation scope of antenna, and then raising
The radiance of antenna.
Optionally, second antenna element 4 is yagi aerial, and each yagi aerial includes exciting unit 41 and at least one
A director 42；
The exciting unit 41 is parallel at least one described director 42, and the length of the exciting unit 41 is greater than described
The length of at least one director 42；
Second feeding point is set to the exciting unit 41.
In the embodiment, each yagi aerial includes exciting unit 41 and at least one director 42.For same
Yagi aerial, the exciting unit 41 of the yagi aerial and at least one director 42 can be all set in the first face of substrate 2, or
Person is all set in the second face of substrate 2.It is, of course, also possible to be that the director 42 of the yagi aerial is set to the side wall of substrate 2, swash
It encourages unit 41 and is set to the first face or second face of substrate 2 etc..It should be noted that the excitation list of different yagi aerials
The set-up mode of member 41 and director 42 may be the same or different, and be not construed as limiting to this present embodiment.
In the embodiment, the exciting unit 41 is parallel at least one described director 42, refers to that the excitation is single
Member 41 is parallel with each director 42 at least one director 42.The length of the exciting unit 41 be greater than it is described at least
The length of one director 42 refers to that the length of the exciting unit 41 is greater than each at least one described director 42 and draws
To the length of device 42.Since the length of the exciting unit 41 is greater than the length of at least one director 42, consequently facilitating
The direction of the control wave beam of director 42.Second feeding point is set to the exciting unit 41, can be set single in the excitation
The midpoint of member 41.
In this way, second antenna element 4 is yagi aerial, yagi aerial has relatively good directionality, and has opposite
Higher gain has the effect of relatively good in telecommunication.It, can be with and due to the presence of at least one director 42
The signal radiated on exciting unit 41 influences, and improves the radiance of antenna.Certainly, the quantity of director 42 can basis
Practical situation is configured, and is not construed as limiting to this present embodiment.
Optionally, the exciting unit 41 of each yagi aerial is set to first face or second face, and each eight
The director 42 of the wooden antenna is set to the side wall of the substrate 2.
In order to better understand above-mentioned setting, Fig. 2 and Fig. 3 are please referred to, Fig. 2 and Fig. 3 are provided in an embodiment of the present invention
The structural schematic diagram of antenna structure.As shown in Figures 2 and 3, the exciting unit 41 of each yagi aerial is set to second face,
The director 42 of each yagi aerial is set to the side wall of the substrate 2.
In the embodiment, the exciting unit 41 of each yagi aerial is set to second face, and is located at the second face
Clearance zone (the not region of metal grill).The director 42 of each yagi aerial is set to the side wall of the substrate 2.Due to by
The influence of director 42, the beam position of yagi aerial are the direction of the arrow meaning in Figure 12.In this way, can be according to different
Demand is arranged exciting unit 41 and director 42.And by the position of control director 42, the wave of yagi aerial can control
Beam is oriented to required for user and is directed toward.
Optionally, each yagi aerial is all set in the side wall of the substrate 2, and the exciting unit 41 in the yagi aerial
It is sequentially reduced with the distance between director 42 and the first face；
The metal mesh compartment 3 is set to the second face of the substrate 2, and extends the side wall of substrate 2 described in wrapping portion.
In order to better understand above-mentioned setting, Fig. 4 and Fig. 5 are please referred to, Fig. 4 and Fig. 5 are provided in an embodiment of the present invention
The structural schematic diagram of antenna structure.As shown in Figure 4 and Figure 5, each yagi aerial is all set in the side wall of the substrate 2, and should
Exciting unit 41 and the distance between director 42 and the first face in yagi aerial are sequentially reduced；The metal mesh compartment 3 is set
It is placed in the second face of the substrate 2, and extends the side wall of substrate 2 described in wrapping portion.
In the embodiment, the second face of the substrate 2 can be completely covered in the metal mesh compartment 3, and extends package
The side wall of the part substrate 2.Ground of the metal mesh compartment 3 as entire antenna structure, and the reflection as side wall yagi aerial
Device.The exciting unit 41 of yagi aerial is located at the side wall of substrate 2, and director 42 is in the top of face exciting unit 41.Due to by
To the collective effect of metal mesh compartment 3 and director 42, the side of arrow meaning in the beam position such as Fig. 5 of the yagi aerial of side wall
To.
In the embodiment, the metal mesh compartment 3 extends the side wall of substrate 2 described in wrapping portion, in this way, wrapping up the side
The metal mesh compartment 3 of wall can serve as the reflector of yagi aerial, without reflection is additionally separately provided for yagi aerial
Device can save the cost of antenna structure.And the side wall of the substrate 2 as described in the metal mesh compartment 3 extension wrapping portion,
As the presence of reflector, the radianting capacity of antenna structure can be improved.
Optionally, each yagi aerial further includes reflector 43；
It is parallel two-by-two between the reflector 43, the exciting unit 41 and at least one described director 42, it is described anti-
The length of emitter 43 is greater than the length of the exciting unit 41；
Second feeding point is set to the exciting unit 41.
In the embodiment, the length of the reflector 43 is greater than the length of the exciting unit 41, so as to preferable
Reflection exciting unit 41 radiate wave beam.Second feeding point is set to the exciting unit 41, can be and swashs set on described
Encourage the midpoint of unit 41.
Optionally, each yagi aerial is all set in the side wall of the substrate 2, and reflector 43 in the yagi aerial,
Exciting unit 41 and the distance between at least one director 42 and the second face are sequentially reduced or are sequentially increased.
In order to better understand above-mentioned setting, Fig. 6 to Fig. 9 is please referred to, Fig. 6 to Fig. 9 is provided in an embodiment of the present invention
The structural schematic diagram of antenna structure.
Firstly, as shown in Figure 6 and Figure 7, each yagi aerial is all set in the side wall of the substrate 2, and the yagi aerial
In reflector 43, exciting unit 41 and the distance between at least one director 42 and the second face be sequentially reduced.In this way, the day
The main radiation direction figure of line is towards the direction of arrow meaning in Fig. 7.
Fig. 8 and Fig. 9 are please referred to, each yagi aerial is all set in the side wall of the substrate 2, and anti-in the yagi aerial
Emitter 43, exciting unit 41 and the distance between at least one director 42 and the second face are sequentially increased.In this way, the master of the antenna
Antenna pattern is towards the direction of arrow meaning in Fig. 9.
In the embodiment, each yagi aerial is all set in the side wall of the substrate 2, thus being parallel to substrate 2
On the direction of side wall, there can be preferable radiance.
Optionally, each yagi aerial is all set in first face, and reflector 43, excitation list in the yagi aerial
The distance between the side wall of member 41 and at least one director 42 and the substrate 2 is sequentially reduced.
In order to better understand above-mentioned set-up mode, Figure 10 and Figure 11 are please referred to, Figure 10 and Figure 11 are the embodiment of the present invention
The structural schematic diagram of the antenna structure of offer.As shown in Figure 10, top, lower section, left and right side are provided with a Yagi spark gap day
Line, it is parallel two-by-two between reflector 43, exciting unit 41 and at least one director 42.Reflector 43 in the yagi aerial,
The distance between the side wall of exciting unit 41 and at least one director 42 and the substrate 2 is sequentially reduced.
It is the structural schematic diagram of antenna structure provided in an embodiment of the present invention referring again to Figure 11, Figure 11.As shown in figure 11,
Substrate 2 with a thickness of H, relative dielectric constant is ε r.Yagi aerial include reflector 43, exciting unit 41 and at least one guide into
Device 42.
In the embodiment, reflector 43, exciting unit 41 and at least one director 42 can be light transparent metal
Grid.The length of the reflector 43 is longer than the length of the exciting unit 41, so as to preferably reflect exciting unit
The signal of 41 radiation.The length of at least one director 42 is shorter than the length of exciting unit 41, so as to excitation
The signal that unit 41 radiates preferably is guided into.Also, the length of at least one director 42 preferably can be than excitation
Between the length of unit 41 short 20%~30%.In this way, due to reflector 43, exciting unit 41 and at least one director 42
Collective effect can make main beam towards the direction needed, such as the direction of arrow meaning in Figure 10.
In this way, antenna structure not only has translucidus, also there is good antenna radiation performance, thus can apply in intelligence
The intelligent wearable devices such as energy glasses, VR equipment, AR equipment, it can also be used to which Internet of Things, smart home, automobile, mobile phone etc. are mobile eventually
Above the glass or display screen of end equipment.Not only there is conformal, hidden characteristic, the design of antenna can also be expanded significantly
Space, to promote the user experience of product and promote the competitiveness of product.
Optionally, the line of the exciting unit 41 at least one yagi aerial and at least one 42 mid-length of director
Without the central point in first face.
In order to better understand above-mentioned set-up mode, Figure 12 is please referred to, Figure 12 is day knot provided in an embodiment of the present invention
The structural schematic diagram of structure.As shown in figure 12, the exciting unit 41 in the yagi aerial of top and at least one director 42 to
Right side is mobile, and the line of exciting unit 41 and at least one 42 mid-length of director in the yagi aerial is without described the
Central point on one side.And the exciting unit 41 in the yagi aerial in left side and at least one director 42 move downwards, it should
The line of exciting unit 41 in yagi aerial and at least one 42 mid-length of director without first face center
Point.Also, the main radiation direction figure of the antenna is towards the direction of arrow meaning in Figure 12.
In this way, the line of exciting unit 41 and at least one 42 mid-length of director at least one yagi aerial is not
By the central point in first face, it can be understood as draw the exciting unit 41 at least one yagi aerial at least one
It is deviated to device 42 to the same direction, so as to meet the more radiation directions of antenna, antenna is made to be adapted to more differences
Radiation environment.
Optionally, pre-determined distance is equipped between the edge and its edge of the metal mesh compartment 3.
In the embodiment, pre-determined distance, and the metal are equipped between the edge and its edge of the metal mesh compartment 3
Region is properly termed as empty regions between the edge of clathrum 3 and its edge.
Optionally, second antenna element 4 is dipole antenna, and each dipole antenna is all set in the substrate 2
Side wall, each dipole antenna is equipped with second feeding point.
In order to better understand above-mentioned setting, Figure 13 and Figure 14 are please referred to, Figure 13 and Figure 14 are that the embodiment of the present invention mentions
The structural schematic diagram of the antenna structure of confession.As shown in Figure 13 and Figure 14, second antenna element 4 is dipole antenna, each
Dipole antenna is all set in the side wall of the substrate 2, and each dipole antenna is equipped with second feeding point, and described
Two feeding points can be set in the midpoint of dipole antenna.
Optionally, the width of the first antenna unit 1 is work of the first antenna unit 1 on the substrate 2
The equivalent half-wavelength of frequency.
In the embodiment, the width of the first antenna unit 1 is the first antenna unit 1 on the substrate 2
Working frequency equivalent half-wavelength.
Optionally, the spacing of adjacent two grid is ten microns to hundred micron grades in the metal mesh compartment 3.
In the embodiment, the spacing of adjacent two grid preferably can be micro- to hundred for ten microns in the metal mesh compartment 3
Rice grade.Ten microns to hundred microns of range includes 10 microns~999 microns.
A kind of antenna structure of the present embodiment, including first antenna unit 1, substrate 2, metal mesh compartment 3 and the second antenna
Unit 4；The first antenna unit 1 is set to the first face of the substrate 2, and the first feeding point is set to the first antenna unit
1；The metal mesh compartment 3 is set to the second face of the substrate 2, and second face is opposite two sides with first face；
The substrate 2 includes the side wall that both ends are separately connected first face and second face；Second antenna element 4 is set to
On the substrate 2, it is not present between second antenna element 4 and the first antenna unit 1 and the metal mesh compartment 3
Overlapping region, the second feeding point are set to second antenna element 4.
In this way, can reach the design of transparent antenna, and since there are first antenna units 1 and the second antenna element 4, thus
The dual polarised radiation within the scope of the radiation coverage and certain space of antenna can be expanded, therefore wireless lead to can be promoted in turn
Letter experience.Above-mentioned antenna structure is equivalent to a kind of multiaerial system, can be used for handling the phased antenna array of millimetre-wave attenuator.It should
Antenna structure carry can around light transparent substrate, can with fold or can around communication terminal on.Transparent antenna can be done
Shielding above, is being equivalent to and opens other day space of lines, to save space.The antenna structure not only has translucidus,
Also there is good antenna radiation performance, thus can apply in intelligent wearable devices such as intelligent glasses, VR equipment, AR equipment,
It can also be used for above the glass or display screen of the mobile terminal devices such as Internet of Things, smart home, automobile, mobile phone.Not only have
There is conformal, hidden characteristic, the design space of antenna can also be expanded significantly, to promote user experience and the promotion of product
The competitiveness of product.
The embodiment of the present invention also provides a kind of screen, including above-mentioned antenna structure.
The embodiment of the present invention also provides a kind of communication terminal, including above-mentioned antenna structure.
In the present embodiment, above-mentioned communication terminal can be mobile phone, tablet computer (Tablet Personal Computer),
Laptop computer (Laptop Computer), personal digital assistant (personal digital assistant, abbreviation PDA),
Mobile Internet access device (Mobile Internet Device, MID) or wearable device (Wearable Device) etc..
Optionally, the antenna structure is set to the screen of the communication terminal.
In the embodiment, above-mentioned antenna structure is set to the screen of the communication terminal, and transparent antenna can be made on screen
Face is equivalent to and opens other day space of lines, to save space.
It should be noted that, in this document, the terms "include", "comprise" or its any other variant are intended to non-row
His property includes, so that the process, method, article or the device that include a series of elements not only include those elements, and
And further include other elements that are not explicitly listed, or further include for this process, method, article or device institute it is intrinsic
Element.In the absence of more restrictions, the element limited by sentence "including a ...", it is not excluded that including being somebody's turn to do
There is also other identical elements in the process, method of element, article or device.
The embodiment of the present invention is described with above attached drawing, but the invention is not limited to above-mentioned specific
Embodiment, the above mentioned embodiment is only schematical, rather than restrictive, those skilled in the art
Under the inspiration of the present invention, without breaking away from the scope protected by the purposes and claims of the present invention, it can also make very much
Form belongs within protection of the invention.
Claims (20)
1. a kind of antenna structure characterized by comprising first antenna unit, substrate, metal mesh compartment and the second antenna list
Member；
The first antenna unit is set to the first face of the substrate, and the first feeding point is set to the first antenna unit；
The metal mesh compartment is set to the second face of the substrate, and second face is opposite two sides with first face；
The substrate includes the side wall that both ends are separately connected first face and second face；
Second antenna element is set on the substrate, second antenna element and the first antenna unit and described
Overlapping region is not present between metal mesh compartment, the second feeding point is set to second antenna element.
2. antenna structure according to claim 1, which is characterized in that the first antenna unit, the metal mesh compartment
It is conductive light-transmitting materials with second antenna element.
3. antenna structure according to claim 1, which is characterized in that the substrate is light-transmitting plate.
4. antenna structure according to claim 1, which is characterized in that the substrate is flexible base board.
5. antenna structure according to claim 1, which is characterized in that the quantity of the first antenna unit is multiple, and
In array distribution.
6. antenna structure according to claim 5, which is characterized in that two sides of each first antenna unit are equipped with
One first feeding point, each first antenna unit are used for dual polarised radiation.
7. antenna structure according to claim 5, which is characterized in that the quantity of second antenna element is multiple, and
Multiple second antenna elements are set to target area；
Wherein, the target area include the side wall of the substrate, be less than on first face between the side wall target away from
From region and second face between the side wall be less than target range at least one of region.
8. antenna structure according to claim 7, which is characterized in that second antenna element is yagi aerial, each
Yagi aerial includes exciting unit and at least one director；
The exciting unit is parallel at least one described director, the length of the exciting unit be greater than it is described at least one draw
To the length of device；
Second feeding point is set to the exciting unit.
9. antenna structure according to claim 8, which is characterized in that the exciting unit of each yagi aerial is set to described
First face or second face, the director of each yagi aerial are set to the side wall of the substrate.
10. antenna structure according to claim 8, which is characterized in that each yagi aerial is all set in the substrate
Side wall, and exciting unit in the yagi aerial and the distance between director and the first face are sequentially reduced；
The metal mesh compartment is set to the second face of the substrate, and extends the side wall of substrate described in wrapping portion.
11. antenna structure according to claim 8, which is characterized in that each yagi aerial further includes reflector；
It is parallel two-by-two between the reflector, the exciting unit and at least one described director, the length of the reflector
Greater than the length of the exciting unit；
Second feeding point is set to the exciting unit.
12. antenna structure according to claim 11, which is characterized in that each yagi aerial is all set in described first
Face, and the distance between the side wall of reflector, exciting unit and at least one director in the yagi aerial and the substrate
It is sequentially reduced.
13. antenna structure according to claim 12, which is characterized in that exciting unit at least one yagi aerial and
The line of at least one director mid-length without first face central point.
14. antenna structure according to claim 1, which is characterized in that the edge of the metal mesh compartment and its edge it
Between be equipped with pre-determined distance.
15. antenna structure according to claim 7, which is characterized in that second antenna element is dipole antenna, often
A dipole antenna is all set in the side wall of the substrate, and each dipole antenna is equipped with second feeding point.
16. antenna structure according to claim 1, which is characterized in that the width of the first antenna unit is described the
The equivalent half-wavelength of the working frequency of one antenna element on the substrate.
17. antenna structure according to claim 1, which is characterized in that in the metal mesh compartment between adjacent two grid
Away from being ten microns to hundred micron grades.
18. a kind of screen, which is characterized in that including antenna structure described in any one of claims 1 to 17.
19. a kind of communication terminal, which is characterized in that including antenna structure described in any one of claims 1 to 17.
20. communication terminal according to claim 19, which is characterized in that the antenna structure is set to the communication terminal
Screen.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910261492.2A CN109904592B (en) | 2019-04-02 | 2019-04-02 | Antenna structure and communication terminal |
| PCT/CN2020/080005 WO2020199927A1 (en) | 2019-04-02 | 2020-03-18 | Antenna structure and communication terminal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910261492.2A CN109904592B (en) | 2019-04-02 | 2019-04-02 | Antenna structure and communication terminal |
Publications (2)
| Publication Number | Publication Date |
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| CN109904592A true CN109904592A (en) | 2019-06-18 |
| CN109904592B CN109904592B (en) | 2021-07-20 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910261492.2A Active CN109904592B (en) | 2019-04-02 | 2019-04-02 | Antenna structure and communication terminal |
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| Country | Link |
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| CN (1) | CN109904592B (en) |
| WO (1) | WO2020199927A1 (en) |
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| WO2020199927A1 (en) * | 2019-04-02 | 2020-10-08 | 维沃移动通信有限公司 | Antenna structure and communication terminal |
| CN112018511A (en) * | 2020-08-13 | 2020-12-01 | 安徽精卓光显技术有限责任公司 | Car networking antenna and wireless communication device |
| CN112186354A (en) * | 2019-07-03 | 2021-01-05 | 华为技术有限公司 | Antenna and terminal equipment |
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| WO2020199927A1 (en) | 2020-10-08 |
| CN109904592B (en) | 2021-07-20 |
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