CN103887600B - Wireless coverage antenna element, antenna module and multi-antenna component - Google Patents
Wireless coverage antenna element, antenna module and multi-antenna component Download PDFInfo
- Publication number
- CN103887600B CN103887600B CN201210554922.8A CN201210554922A CN103887600B CN 103887600 B CN103887600 B CN 103887600B CN 201210554922 A CN201210554922 A CN 201210554922A CN 103887600 B CN103887600 B CN 103887600B
- Authority
- CN
- China
- Prior art keywords
- antenna element
- antenna
- wireless coverage
- element according
- coverage
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Abstract
The present invention relates to a kind of wireless coverage antenna element, including substrate；It is arranged at the oscillator of radiated electromagnetic wave on substrate；And be arranged on substrate, be less than 180 degree according to self structure, size and its beam angle that makes the antenna element be radiated in default frequency range with the distance between oscillator, and to director that the antenna element is suppressed in the radiation intensity of another common-frequency aerial unit coverage.Antenna element provided by the invention has good directionality, can realize narrow beam wireless coverage in default frequency range, avoid to not needing overlay area to cause electromagnetic radiation, and can improve the signal intensity of overlay area.
Description
Technical field
The present invention relates to wireless communications devices field, more specifically to a kind of wireless coverage antenna element, antenna sets
Part and multi-antenna component.
Background technology
WLAN (WLAN) transmits data, speech and vision signal in the air using wireless technology.As traditional cloth
A kind of alternative solution of gauze network or extension, WLAN allow user to obtain information whenever and wherever possible, improve working effect
Rate.Wi-Fi is the wireless air interface that WLAN wireless devices provide, and facilitates user to make a long-distance call, browses webpage, transceiver electronicses
Mail, music download, digital photograph transmission etc..Wi-Fi using more and more extensive, particularly becomes current movement on hand-held device
The trend for the industry that communicates.
In the prior art, the antenna that Wi-Fi is used is normally in outdoor, and coverage rate is wider, to not needing Wi-Fi to cover
The region of lid can cause to radiate, and how need the interior of wireless coverage positioned at miniaturization Wi-Fi antennas, and strengthen Wi-Fi
Signal, it is problem to be solved by this invention.
The content of the invention
For above-mentioned technical problem, the present invention provide a kind of wireless coverage antenna element of the miniaturization based on narrow beam,
Antenna module and multi-antenna component.
A kind of wireless coverage antenna element, including substrate；It is arranged at the oscillator of radiated electromagnetic wave on substrate；And it is arranged at
Make what the antenna element radiated in default frequency range on substrate, according to self structure, size and its with the distance between oscillator
Beam angle is less than 180 degree, and radiation intensity of the antenna element in another common-frequency aerial unit coverage is carried out
The director of suppression.
Optionally, degree of suppression corresponding to radiation intensity of the antenna element in another common-frequency aerial unit coverage
≤-（y+x0）+20*log10(R2/R1)dB；Wherein：Y represent using the electromagnetic wave of another common-frequency aerial unit radiation as
The signal to noise ratio standard of noise processed；X0 represents the maximum that the antenna element declines in terrestrial coverage area gain；R1 is represented
The distance between the antenna element decorating position certain point corresponding with gain decline x0；R2 represents another common-frequency aerial unit covering
Scope gain declines the distance between minimum value corresponding points and the antenna element decorating position.
Optionally, the degree of suppression of the antenna element is more than -15dB.
Optionally, the degree of suppression of the antenna element is more than -20dB.
Optionally, the degree of suppression of the antenna element is more than -10dB.
Optionally, the suppression that the antenna element is suppressed in the radiation intensity of another common-frequency aerial unit coverage
Angle △ θ=θ2-θ1, wherein：θ 1, θ 2 represent vertical range and another same frequency of the antenna element in preset height respectively
Antenna gain declines the angle between minimum, maximum corresponding points on the edge of antenna element overlay area.
Optionally, the preset height is less than 70m.
Optionally, the preset height is less than 31m.
Optionally, the preset height is less than 25m.
Optionally, the preset height is less than 5m.
Optionally, the coverage of the antenna element is circular, ellipse or irregular shape.
Optionally, the coverage of another common-frequency aerial unit is circular, ellipse or irregular shape.
Optionally, the coverage of the antenna element it is identical with another common-frequency aerial unit footprint size or
Person is different.
Optionally, the coverage of the antenna element it is identical with another common-frequency aerial unit coverage shape or
Person is different.
Optionally, the default frequency range is 802.11WLAN standard bands.
Optionally, the default frequency range is 2.484GHz-3.7GHz.
Optionally, the default frequency range is 2.4GHz-2.5GHz.
Optionally, the default frequency range is 3.65GHz-3.7GHz.
Optionally, the default frequency range is 4.9GHz-5.9GHz.
Optionally, the default frequency range is 5.15GHz-5.35GHz.
Optionally, the default frequency range is 5.725GHz-5.85GHz.
Optionally, the oscillator and director are conductor.
Optionally, the conductor is metal wire or sheet metal.
Optionally, the director has at least two and is parallel to each other.
Optionally, the center of director described at least two is on the same line and the straight line is perpendicular to the director.
Optionally, in addition to oscillator the feeder line being connected.
Optionally, the oscillator includes two conllinear conductor lines, and parallel with the conductor lines of the director respectively.
Optionally, the total length of the oscillator is more than the length of each director.
The invention further relates to a kind of wireless coverage antenna module, including reflecting surface for reflection electromagnetic wave and positioned at described
The antenna sets of reflecting surface side, the antenna sets include at least one above-mentioned wireless coverage antenna element, the reflecting surface, every
The director of the individual antenna element is located at the oscillator both sides of corresponding antenna element respectively.
Optionally, the antenna sets include three identical antenna elements, the substrate of each antenna element perpendicular to
The reflecting surface, and three antenna elements are mutually 120 degree, using same straight line to extend intersecting lens and arrive the extension phase
The distance of intersection is equally set.
Optionally, the antenna sets include three identical antenna elements, the substrate of each antenna element perpendicular to
The reflecting surface, the substrate that three antenna elements are mutually 60 degree and three antenna elements intersect along after the extension of respective surface direction
Form equilateral triangle.
The invention further relates to a kind of wireless coverage multi-antenna component, including reflecting surface for reflection electromagnetic wave and positioned at institute
At least two antenna sets of reflecting surface side are stated, wave frequency used in different antennae group is different, and each antenna sets include
At least one above-mentioned antenna element, the reflecting surface, the director of each antenna element are located at corresponding antenna respectively
The oscillator both sides of unit.
Optionally, the multi-antenna component includes first antenna group and the second antenna sets, the antenna element of first antenna group
Oscillator size be more than the second antenna sets antenna element oscillator size.
Optionally, the first antenna group and the second antenna sets include three identical antenna elements respectively, each described
The substrate of antenna element is perpendicular to the reflecting surface, and three antenna elements of the first antenna group are mutually 120 degree, with same
Straight line is for extension intersecting lens and equal to the distance of the extension intersecting lens, three antenna elements of second antenna sets
Be mutually 60 degree and three antenna elements substrate extend along surface direction after intersect form equilateral triangle.
Optionally, three antenna elements of second antenna sets are sequentially located at three antenna lists of the first antenna group
In three adjacent spaces of member.
Relative to prior art, the beneficial effects of the present invention are：In default frequency range, set according to yagi aerial principle
The antenna element of meter, antenna module, multi-antenna component have good directionality, and wave beam is narrow, avoid to not needing overlay area
Electromagnetic radiation is caused, and the signal intensity of overlay area can be improved.
Brief description of the drawings
Below in conjunction with drawings and Examples, the invention will be further described：
Fig. 1 is the structural representation of the antenna element of the present invention；
Fig. 2 a, 2b are the schematic diagram of antenna element radiated electromagnetic wave provided in an embodiment of the present invention；
Fig. 3 is antenna element gain reduction equivalent schematic provided in an embodiment of the present invention；
Fig. 4 is the structural representation of the antenna module with antenna element shown in Fig. 1；
Fig. 5 is the structural representation of the multi-antenna component with least two antenna sets；
Fig. 6 is the top view of multi-antenna component shown in Fig. 5；
Fig. 7 is the scale diagrams of the antenna element of the first antenna group of multi-antenna component shown in Fig. 5；
Fig. 8 is the scale diagrams of the antenna element of the second antenna sets of multi-antenna component shown in Fig. 5；
Fig. 9 is the low-frequency range voltage standing wave ratio analogous diagram of multi-antenna component shown in Fig. 5, Fig. 6；
Figure 10 is directional diagram of the above-mentioned multi-antenna component when frequency is 2.45GHz；
Figure 11 is the high band voltage standing wave ratio analogous diagram of multi-antenna component shown in Fig. 5, Fig. 6；
Figure 12 is directional diagram of the above-mentioned multi-antenna component when frequency is 5.72GHz.
Embodiment
Now referring in detail to the embodiment described in accompanying drawing.For the comprehensive understanding present invention, carry in the following detailed description
Numerous details are arrived.It will be appreciated by those skilled in the art that the present invention can realize without these details.
In other embodiments, known method, process, component and circuit are not described in detail, in order to avoid unnecessarily make embodiment mould
Paste.
As shown in figure 1, the antenna element 4 of the present invention includes the oscillator and director of substrate 40 and attachment on the substrate 40.
Substrate 40 is made of materials such as FR4, F4b, Teflon, polytetrafluoroethylene (PTFE), or substrate material used by other existing antennas
Material.
Oscillator is used for radiated electromagnetic wave, can be metal wire or sheet metal, is connected with feeder line, including two conductor lines,
Respectively the first conductor lines 48 and the second conductor lines 49, wherein the first conductor lines 48 electrically connect with the outer conductor of coaxial line feeder line,
Second conductor lines 49 electrically connect with the cored wire of coaxial line feeder line.Obviously, the first conductor lines 48, the second conductor lines 49 position can be mutual
Change.
As shown in figure 1, between the first conductor lines 48 and the second conductor lines 49 on same straight line, are separated with therebetween necessarily
Away from.
Director is used to make antenna element 4 exist according to self structure, size and its with the distance between oscillator
The beam angle of radiation is less than 180 degree in 802.11WLAN standard bands, such as adjusts the length of director in 0.38-0.4 ripples
Long scope, the distance between director and oscillator are adjusted, makes the beam angle of radiation of antenna element in 40-60 degree, general feelings
Under condition, director and the distance between oscillator are longer, and beam angle is narrower.In specific implementation process, it is also possible to which needs are examined
Influence of the spacing to beam angle between the number and director of worry director.Wherein, wlan standard frequency range can be
2.484GHz-3.7GHz、 2.4GHz-2.5GHz、3.65GHz-3.7GHz、4.9GHz-5.9GHz、5.15GHz-5.35GHz、
Or any one frequency range in 5.725GHz-5.85GHz.Beam angle scope can be 0-180 degree, 130-160 degree, 90-
Any one scope in 120 degree, 40-60 degree or 10-30 degree, preferably 40-60 degree, can also be what is be arranged as required to
Less than the narrow beam of other scopes of 180 degree.
Referring to shown in Fig. 2 a, 2b, the embodiments of the invention provide the schematic diagram of antenna element radiated electromagnetic wave.One antenna list
Member apart from the A points that ground level is h to ambient radiation electromagnetic wave, antenna element to formation on the ground is circular, ellipse,
Or the overlay area of irregular shape, such as decline x1dB in the gain of G0 point antenna elements, decline in the gain of G1 point antenna elements
x0dB（Such as 3dB, 5dB or 10dB）, Fig. 2 a show a case that x1=x0, Fig. 2 b show a case that x1 ≠ x0.With Fig. 2 a
Exemplified by, it is assumed that G1 points are that the antenna element overlay area gain for being located at A points declines point corresponding to minimum value, and corresponding wave beam is wide
Degree is θ0, it is assumed that G2, G3 point are that the gain in another common-frequency aerial cell footprint domain declines two corresponding to minimum, maximum respectively
Point, and another common-frequency aerial unit declines-x1dB and-x2dB respectively in the gain of G2, G3 point.According to height h, A and G2 point
The distance between can to calculate antenna element positioned at A points in the beam angle of G2 points be θ 1；According to height h, A point to G3 points
The distance between be R3, it is θ 2 that can calculate the antenna element positioned at A points in the beam angle of G3 points.In order to suppress to be located at A
The antenna element of point causes co-channel interference, it is necessary to suppress the antenna element positioned at A points in another common-frequency aerial between G2, G3 point
Suppression angle △ θ=θ between radiation intensity and G2, G3 point in cell footprint domain2-θ1。
Wherein, the coverage of the antenna element and another common-frequency aerial unit is circular, oval or irregular
Shape.The coverage of the antenna element is identical or different from another common-frequency aerial unit footprint size, covers
Lid scope shape is identical or different.
The power that another antenna is transmitted into the antenna element coverage is handled as noise, while selects ydB
As signal to noise ratio standard, x0 represents the maximum that the antenna element declines in terrestrial coverage area gain；Then it is located at the day of A points
Line unit declines x1dB in G2 dot gains<=-（y+x0）DB+ 20*log10 (R2/R1) dB, can avoid co-channel interference.Positioned at A points
Antenna element G3 dot gains decline x2dB<=-（y+x0）DB+20*log10 (R3/R1) dB, can avoid co-channel interference.Due to
R3>R2 ,-x2dB<- x1dB ,-x2dB, which belong to, is less than-x1dB scopes, therefore is located at the antenna element of A points in another common-frequency aerial
The radiation intensity in cell footprint domain（That is degree of suppression）Need to meet：x1dB<=-（y+x0） dB+20*log10(R2/R1)dB.Example
Such as, antenna element suspension height is 25 meters, and half-power covering radius is 18 meters, another common-frequency aerial unit 44.3 of centre distance
Rice, then R1=30.8 meter, R2=50.9 meter；20dB is selected as signal to noise ratio standard, x1dB<=-（y+x0）dB+y*log10(R2/R1)
dB=-（20+3）DB+20*log10 (50.9/30.8) dB=- 20.3dB+4.36dB=- 18.64dB, i.e., in another common-frequency aerial
The degree of suppression in cell footprint domain<=-18.64dB.
The height of antenna element is set according to demand, and height of the antenna element apart from ground is less than under normal circumstances
70m, if the height of Beijing Bird's Nest is that 68.5m, minimum altitude are 42m；The height in Shenzhen great Yun gymnasium is 30.5m, and some are built
The height for building thing is 25m, and the height of common building is 2.5-3m.Because antenna is different positioned at height, suppress angle with suppressing
Degree also can be different.As shown in figure 3, when antenna element is positioned at A ' point of the height for h ', the gain of antenna element declines x0dB pairs
The position for answering ground is G points, and can calculate antenna element according to the distance between height h ', A ' point and G points is located at A ' points
Minimum beam angle θ0', similarly, antenna element can be calculated and be located at the degree of suppression of A ' points and suppress angle △ θ ', usual feelings
The degree of suppression of antenna element is more than -30dB, such as larger than -15dB, more than -20dB or more than -10dB under condition；Suppress angle △
θ’。
Director can only have one, can also have multiple, be the conductor being attached on the surface of substrate 40, when director has
When multiple, each conductor lines for forming director are parallel to each other, and are respectively positioned on the same side of oscillator, for strengthening residing oscillator
The electromagnetic intensity of side, concrete structure are as shown in Figure 1.The 3rd conductor lines 45 in Fig. 1, the 4th conductor lines 46, the 5th conductor
Line 47 respectively constitutes three directors, and three directors are arranged in parallel to each other, and with form oscillator the first conductor lines 48, the
Two conductor lines 49 are parallel.The length of three directors can be with identical, can also be different, and for electromagnetic wave, to guide effect into more preferable, excellent
Select equal length.In addition, the quantity of director can be three, or two even one, or more than three.It is logical
Often, the influence change that director is more than after five to electromagnetic field is smaller, in order to save space and material, is preferably directed towards device as three
It is individual.
Preferably, 3 points of the central point of the three, the four, the 5th conductor lines 45,46,47 is on straight line line, and this is straight
Any one conductor lines in the vertical three of line.Meanwhile the straight line where oscillator is parallel with any of the above-described conductor lines and total length
Three central points of more than any of the above-described conductor lines, the preferably center of oscillator and above-mentioned first, second, third conductor lines are same
On one straight line.
Above-mentioned first to the 5th conductor lines are made of conductive material, can be metal wire or sheet metal, preferably gold
Belong to line, such as copper, aluminium, silver etc..Antenna element with this structure, after the opposite side of oscillator loads onto reflector, you can structure
Into the structure of similar yagi aerial.Yagi aerial, also known as yagi-uda, generally into " king " font.Oscillator（It is also known as active
Oscillator）Occupy among " king " word, be connected with feeder line.Reflector is located at oscillator side, plays a part of to weaken the side electromagnetic wave, length is slightly
It is longer than oscillator；Director is located at oscillator opposite side, slightly shorter than oscillator, the electromagnetic wave for this side where strengthening.
The advantages of yagi aerial is that have good directionality, passes through director provided in an embodiment of the present invention, Ke Yishi
Existing narrow beam wireless coverage, is avoided to not needing overlay area to cause electromagnetic radiation, and the signal that can improve overlay area is strong
Degree.
The embodiment of the present invention also protects a kind of antenna module, as shown in figure 4, including reflecting surface 1 and on reflecting surface 1
Above-mentioned antenna element 4.When antenna element 4 has multiple, and the working frequency of these antenna unit 4 is in same frequency or same frequency range
When, they form an antenna sets.
Reflecting surface 1 be used to reflecting any antenna unit 4 used in electromagnetic wave, the electromagnetic wave used refers to each antenna list
The electromagnetic wave that electromagnetic wave caused by member or each antenna element receive.In certain embodiments, reflecting medium face 1 can use
Copper or other conductive materials are made, and can be with a nonplanar surface.It is to be understood that reflecting medium face 1 can have
Discrete point, such as it is processed into network structure or offers the dielectric surface that hole mode realizes reflection wave function, wherein
The size in network structure or hole is less than 1/10th of the electromagnetic wavelength that the multi-antenna component uses.
Director on reflecting surface 1 and each antenna element 4 is located at the oscillator both sides of the antenna element 4, overall structure respectively
Into the yagi aerial of a miniaturization, wherein reflecting surface 1 is above-mentioned reflector, and the first conductor lines 48 of oscillator and second are led
Body line 49 forms above-mentioned active dipole, and the three, the four, the 5th conductor lines constitute three directors.And due to the present invention's
Oscillator, director all employ the form of conductor lines and non-metallic pipe, therefore volume greatly reduces, and structure is compacter, and day
Line also continues the good directivity of yagi aerial.Meanwhile multiple antenna elements 4 share a reflecting surface 1, can also greatly save sky
Between, reduce the volume of antenna.
When antenna element 4 has multiple, preferably arranged according to definitely rule.Antenna element 4 shown in Fig. 4 has three
It is individual, and three antenna elements 4 are identical, i.e., with identical baseplate material and substrate size, and the material of oscillator and director
Material, size, position etc. are also identical.The working frequency of so these three antenna elements 4 is also essentially identical, forms one
Individual antenna sets, for receiving and dispatching the electromagnetic wave of the working frequency.
There are three identical antenna elements 4 in Fig. 4, the substrate 40 of each antenna element 4 is vertically installed at the reflection
On face 1, three antenna elements are mutually 60 degree, and the substrate 40 of three antenna elements 4 intersects structure along after the extension of respective surface direction
Into equilateral triangle.
Three antenna elements 4 can also alternatively arrange, i.e., the substrate 40 of each antenna element 4 is same
It is vertically installed on reflecting surface 1, and three antenna elements 4 are mutually 120 degree, using same straight line as any two substrate surface
Extend intersecting lens, and the distance of three antenna elements 4 to the extension intersecting lens is equal.
Certainly, antenna module of the invention can have three antenna elements, can also there was only one, two or more than three
It is individual.Antenna element can also arrange in the way of above-mentioned decile angle, can also be arranged according to array or random fashion.
When the antenna element 4 on reflecting surface 1 have it is multiple（This paper's is multiple, all referring to two and two or more）, and it is multiple
The working frequency of antenna element 4 is incomplete same or says that antenna element 4 is incomplete same so that respective working frequency is different
When, different antenna sets will be divided into according to different working frequencies.There are multiple antenna sets on reflecting surface 1 and form whole
Body, referred to as multi-antenna component.
As shown in Figure 5, Figure 6, the multi-antenna component in the present embodiment has two antenna sets, and each antenna sets include three
Identical antenna element, the big antenna element of size is hereinafter referred to as first antenna unit 2, three identical first antennas
The antenna sets that unit 2 is formed are referred to as first antenna group.The small antenna element of size is referred to as the second antenna element 3, three phases
The antenna sets that the second same antenna element 3 is formed are referred to as the second antenna sets.Because the size of first antenna unit 2 is more than second
Antenna element 3, therefore, the working frequency of the antenna that first antenna unit 2 and reflecting surface 1 are formed to be less than the second antenna element with
The antenna that reflecting surface 1 is formed.Therefore, the multi-antenna component of the present embodiment belongs to dual-band antenna.Certainly, work frequency is influenceed here
The principal element of rate is the size of oscillator, therefore, even if the size of the substrate of the antenna element 3 of first antenna unit 2 and second is all
It is identical, as long as the oscillator size of first antenna unit 2 is more than the oscillator of the second antenna element 3, then the former working frequency is led to
Chang Douhui is less than the latter.
The substrate of each antenna element is perpendicular to reflecting surface 1, and it installs the director for causing the antenna element and institute
State the both sides that reflecting surface 1 is located at the antenna element oscillator.
As shown in fig. 6, three first antenna units 2 are mutually 120 degree, and the extension using same straight line as three substrate surfaces
Intersecting lens, and the distance of three first antenna units 2 to the extension intersecting lens is equal.It is also understood that with shown in Fig. 6
Top view from the point of view of, three first antenna units 2 are using same point as pivot, and any first antenna unit 2 is with the rotation
The heart overlaps after rotating 120 degree with another first antenna unit 2.
The mode of three the second antenna elements 3 as shown in Figure 4 is arranged, i.e., is mutually 60 degree and three the second antenna lists two-by-two
The substrate of member 3 intersects after extending along surface direction forms equilateral triangle.And as shown in fig. 6, between each two first antenna unit 2
Second antenna element 3 is provided with, and two first antenna units 2 are symmetrically located at this both sides of the second antenna element 3, make
Three first antenna units 2 are obtained to be sequentially located in three adjacent spaces of three the second antenna elements 3.
In order to verify the effect of the antenna module of the present invention and multi-antenna component, according to first day as shown in Figure 7, Figure 8
The size of line unit 2, the second antenna element 3, the emulation for being emulated to obtain to the multi-antenna component arranged as shown in Figure 5, Figure 6
Figure is as shown in Fig. 9 to Figure 12.
Wherein, Fig. 9 show low-frequency range standing-wave ratio analogous diagram, and it can be seen from simulation result, the multi-antenna component exists
In 2.4000 ~ 2.4800GHz band limits, there is very good impedance matching.
Figure 10 is directional diagram of the above-mentioned multi-antenna component in the electromagnetic field that frequency is 2.45GHz.As seen from the figure, the frequency
Under radiation directivity it is fine, it is possible to achieve narrow beam cover, disclosure satisfy that wireless signal transmitting-receiving demand.
Wherein, Figure 11 show high band standing-wave ratio analogous diagram.It can be seen from simulation result, the multi-antenna component exists
In 5.725 ~ 5.850GHz band limits, there is extraordinary impedance matching.
Figure 12 is directional diagram of the above-mentioned multi-antenna component in the electromagnetic field that frequency is 5.725GHz.As seen from the figure, the frequency
Radiation directivity under rate is fine, can realize narrow beam wireless coverage, avoids to not needing overlay area to cause electromagnetic radiation,
And the signal intensity of overlay area can be improved, disclosure satisfy that the demand of indoor radio signal transmitting-receiving.
In summary, antenna element provided in an embodiment of the present invention, antenna module, multi-antenna component have good direction
Property, narrow beam wireless coverage can be realized, and there is the advantages of bandwidth, high gain, easily debug.Obviously, when the present invention it is more
When antenna module has the antenna sets of three or more, you can obtain multifrequency antenna, fall within protection scope of the present invention.
In addition, it is necessary to explanation, the antenna sets of the present embodiment are mounted directly on the reflecting surface, therefore reflecting surface phase
When in mounting base.Obviously, antenna sets can be first passed through after other mounting structures are relatively fixed and are connected again with reflecting surface, not even
Connection.The electromagnetic wave that reflecting surface only sends and received for the antenna element of reflecting antenna group, not necessarily plays installation.Cause
This, antenna module of the invention and multi-antenna component, as long as reflecting surface is located at the side of antenna element, that is, belongs to the present invention
Protection domain within.
Embodiments of the invention are described above in conjunction with accompanying drawing, but the invention is not limited in above-mentioned specific
Embodiment, above-mentioned embodiment is only schematical, rather than restricted, one of ordinary skill in the art
Under the enlightenment of the present invention, in the case of present inventive concept and scope of the claimed protection is not departed from, it can also make a lot
Form, these are belonged within the protection of the present invention.
Claims (34)
1. a kind of wireless coverage antenna element, it is characterised in that including substrate；It is arranged at the oscillator of radiated electromagnetic wave on substrate；
And it is arranged on substrate, makes the antenna element in default frequency according to self structure, size and its with the distance between oscillator
The beam angle of radiation is less than 180 degree in section, and to the antenna element another common-frequency aerial unit coverage spoke
Penetrate the director that intensity is suppressed；
Degree of suppression corresponding to radiation intensity of the antenna element in another common-frequency aerial unit coverage≤- (y+x0)+20*
log10(R2/R1)dB；
Wherein：Y represents the signal to noise ratio standard using the electromagnetic wave of another common-frequency aerial unit radiation as noise processed；X0 generations
The maximum that antenna element described in table declines in terrestrial coverage area gain；R1 represents the antenna element decorating position and gain
Decline x0 and correspond to the distance between certain point；R2 represent another common-frequency aerial unit coverage gains decline minimum value corresponding points with
The distance between described antenna element decorating position.
2. wireless coverage antenna element according to claim 1, it is characterised in that the degree of suppression of the antenna element is big
In -15dB.
3. wireless coverage antenna element according to claim 1, it is characterised in that the degree of suppression of the antenna element is big
In -20dB.
4. wireless coverage antenna element according to claim 1, it is characterised in that the degree of suppression of the antenna element is big
In -10dB.
5. wireless coverage antenna element according to claim 1, it is characterised in that the antenna element is in another same frequency day
Suppression angle △ θ=θ 2- θ 1 that the radiation intensity of line unit coverage is suppressed；
Wherein：
θ 1, θ 2 represent vertical range and another common-frequency aerial cell footprint of the antenna element in preset height respectively
Antenna gain declines the angle between minimum, maximum corresponding points on the edge of domain.
6. wireless coverage antenna element according to claim 5, it is characterised in that the preset height is less than 70m.
7. wireless coverage antenna element according to claim 5, it is characterised in that the preset height is less than 31m.
8. wireless coverage antenna element according to claim 5, it is characterised in that the preset height is less than 25m.
9. wireless coverage antenna element according to claim 5, it is characterised in that the preset height is less than 5m.
10. wireless coverage antenna element according to claim 1, it is characterised in that the coverage of the antenna element
It is circular, ellipse or irregular shape.
11. wireless coverage antenna element according to claim 1, it is characterised in that another common-frequency aerial unit
Coverage is circular, ellipse or irregular shape.
12. wireless coverage antenna element according to claim 1, it is characterised in that the coverage of the antenna element
It is identical or different from another common-frequency aerial unit footprint size.
13. wireless coverage antenna element according to claim 1, it is characterised in that the coverage of the antenna element
It is identical or different from another common-frequency aerial unit coverage shape.
14. wireless coverage antenna element according to claim 1, it is characterised in that the default frequency range is
802.11WLAN standard bands.
15. wireless coverage antenna element according to claim 14, it is characterised in that the default frequency range is
2.484GHz-3.7GHz。
16. wireless coverage antenna element according to claim 14, it is characterised in that the default frequency range is 2.4GHz-
2.5GHz。
17. wireless coverage antenna element according to claim 14, it is characterised in that the default frequency range is 3.65GHz-
3.7GHz。
18. wireless coverage antenna element according to claim 14, it is characterised in that the default frequency range is 4.9GHz-
5.9GHz。
19. wireless coverage antenna element according to claim 14, it is characterised in that the default frequency range is 5.15GHz-
5.35GHz。
20. wireless coverage antenna element according to claim 14, it is characterised in that the default frequency range is
5.725GHz-5.85GHz。
21. wireless coverage antenna element according to claim 1, it is characterised in that the oscillator and director are to lead
Body.
22. wireless coverage antenna element according to claim 21, it is characterised in that the conductor is metal wire or gold
Belong to piece.
23. wireless coverage antenna element according to claim 21, it is characterised in that the director have at least two and
It is parallel to each other.
24. wireless coverage antenna element according to claim 23, it is characterised in that in director described at least two
The heart is on the same line and the straight line is perpendicular to the director.
25. wireless coverage antenna element according to claim 1, it is characterised in that also include the feeder line being connected with oscillator.
26. wireless coverage antenna element according to claim 1, it is characterised in that the oscillator includes conllinear two
Conductor lines, and it is parallel with the conductor lines of the director respectively.
27. wireless coverage antenna element according to claim 1, it is characterised in that the total length of the oscillator is more than every
The length of the individual director.
28. a kind of wireless coverage antenna module, it is characterised in that including the reflecting surface for reflection electromagnetic wave and positioned at described anti-
The antenna sets of face side are penetrated, the antenna sets include at least one wireless coverage antenna element as described in claim 1 to 27,
The reflecting surface, the director of each antenna element are located at the oscillator both sides of corresponding antenna element respectively.
29. wireless coverage antenna module according to claim 28, it is characterised in that the antenna sets are identical including three
Antenna element, the substrate of each antenna element is perpendicular to the reflecting surface, and three antenna elements are mutually 120
Spend, equally set using same straight line as extension intersecting lens and to the distance of the extension intersecting lens.
30. wireless coverage antenna module according to claim 28, it is characterised in that the antenna sets are identical including three
Antenna element, the substrate of each antenna element is mutually 60 degree and three perpendicular to the reflecting surface, three antenna elements
The substrate of antenna element intersects after extending along respective surface direction forms equilateral triangle.
31. a kind of wireless coverage multi-antenna component, it is characterised in that including the reflecting surface for reflection electromagnetic wave and positioned at described
At least two antenna sets of reflecting surface side, wave frequency used in different antennae group is different, and each antenna sets are included extremely
A few wireless coverage antenna element as described in claim 1 to 27, each reflecting surface, the antenna element are guided into
Device is located at the oscillator both sides of corresponding antenna element respectively.
32. wireless coverage multi-antenna component according to claim 31, it is characterised in that the multi-antenna component includes the
One antenna sets and the second antenna sets, the oscillator size of the antenna element of first antenna group are more than the antenna element of the second antenna sets
Oscillator size.
33. wireless coverage multi-antenna component according to claim 32, it is characterised in that the first antenna group and second
Antenna sets include three identical antenna elements respectively, and the substrate of each antenna element is perpendicular to the reflecting surface, and institute
Three antenna elements for stating first antenna group are mutually 120 degree, using same straight line to extend intersecting lens and arrive the extension intersecting lens
Distance it is equal, three antenna elements of second antenna sets are mutually the substrates of 60 degree and three antenna elements along surface
Direction is intersected after extending forms equilateral triangle.
34. wireless coverage multi-antenna component according to claim 33, it is characterised in that three of second antenna sets
Antenna element is sequentially located in three adjacent spaces of three antenna elements of the first antenna group.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210554922.8A CN103887600B (en) | 2012-12-19 | 2012-12-19 | Wireless coverage antenna element, antenna module and multi-antenna component |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210554922.8A CN103887600B (en) | 2012-12-19 | 2012-12-19 | Wireless coverage antenna element, antenna module and multi-antenna component |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103887600A CN103887600A (en) | 2014-06-25 |
| CN103887600B true CN103887600B (en) | 2017-12-01 |
Family
ID=50956390
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210554922.8A Active CN103887600B (en) | 2012-12-19 | 2012-12-19 | Wireless coverage antenna element, antenna module and multi-antenna component |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103887600B (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105119042B (en) * | 2014-11-30 | 2019-04-12 | 康凯科技（杭州）股份有限公司 | A kind of modified yagi aerial array |
| CN106953166A (en) * | 2017-04-28 | 2017-07-14 | 深圳前海科蓝通信有限公司 | A kind of intelligent mimo antenna of narrow beam scanning |
| CN109149108A (en) * | 2018-09-05 | 2019-01-04 | 武汉虹信通信技术有限责任公司 | A kind of isolator and mimo antenna |
| CN114094351B (en) * | 2021-11-11 | 2023-04-28 | 佛山市粤海信通讯有限公司 | 4TR antenna |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6140972A (en) * | 1998-12-11 | 2000-10-31 | Telecommunications Research Laboratories | Multiport antenna |
| US7015860B2 (en) * | 2002-02-26 | 2006-03-21 | General Motors Corporation | Microstrip Yagi-Uda antenna |
| CN1957506A (en) * | 2004-04-12 | 2007-05-02 | 艾尔加因公司 | Switched multi-beam antenna |
| CN2938453Y (en) * | 2006-04-14 | 2007-08-22 | 启碁科技股份有限公司 | Antenna |
| CA2596025A1 (en) * | 2006-10-20 | 2008-04-20 | Tenxc Wireless Inc. | A microstrip double sided monopole yagi-uda antenna with application in sector antennas |
| KR20090001211A (en) * | 2007-06-29 | 2009-01-08 | 주식회사 케이티프리텔 | A disguised antenna device |
| US7696940B1 (en) * | 2005-05-04 | 2010-04-13 | hField Technologies, Inc. | Wireless networking adapter and variable beam width antenna |
-
2012
- 2012-12-19 CN CN201210554922.8A patent/CN103887600B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6140972A (en) * | 1998-12-11 | 2000-10-31 | Telecommunications Research Laboratories | Multiport antenna |
| US7015860B2 (en) * | 2002-02-26 | 2006-03-21 | General Motors Corporation | Microstrip Yagi-Uda antenna |
| CN1957506A (en) * | 2004-04-12 | 2007-05-02 | 艾尔加因公司 | Switched multi-beam antenna |
| US7696940B1 (en) * | 2005-05-04 | 2010-04-13 | hField Technologies, Inc. | Wireless networking adapter and variable beam width antenna |
| CN2938453Y (en) * | 2006-04-14 | 2007-08-22 | 启碁科技股份有限公司 | Antenna |
| CA2596025A1 (en) * | 2006-10-20 | 2008-04-20 | Tenxc Wireless Inc. | A microstrip double sided monopole yagi-uda antenna with application in sector antennas |
| KR20090001211A (en) * | 2007-06-29 | 2009-01-08 | 주식회사 케이티프리텔 | A disguised antenna device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103887600A (en) | 2014-06-25 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN109066073B (en) | Plane end-fire directional diagram reconfigurable antenna | |
| CN105720361B (en) | A kind of broadband low section dual-polarization omnidirectional antenna based on Artificial magnetic conductor structure | |
| CN111029762A (en) | Millimeter wave end-fire circularly polarized antenna and wireless communication equipment | |
| US7116276B2 (en) | Ultra wideband internal antenna | |
| CN107154529B (en) | Subminiature low-profile omnidirectional circularly polarized antenna | |
| US6204825B1 (en) | Hybrid printed circuit board shield and antenna | |
| CN105305055B (en) | The double annular plane unipole antennas of ultra wide band | |
| CN102800954B (en) | Antenna unit, antenna module and multi-antenna module | |
| CN103887600B (en) | Wireless coverage antenna element, antenna module and multi-antenna component | |
| CN106876983A (en) | Wireless Telecom Equipment and its dual-band antenna | |
| WO2007054945A2 (en) | Multi band indoor antenna | |
| WO2019223318A1 (en) | Indoor base station and pifa antenna thereof | |
| CN109037933B (en) | Dual-frequency three-polarization MIMO antenna and wireless communication equipment | |
| CN205248439U (en) | Two ring shape plane monopole antenna of ultra wide band | |
| US20230327341A1 (en) | Antenna and communication device | |
| CN209948040U (en) | Dual-frequency dual-horizontal polarization omnidirectional antenna | |
| CN105048066A (en) | Low-profile high-gain fractal miniature base station antenna | |
| CN107799888A (en) | A kind of double frequency high-gain paster antenna | |
| CN208256906U (en) | A kind of minimized wide-band high-gain omni-directional antenna | |
| KR100833175B1 (en) | Low profile omnidirectional antenna using magnetic loop current and Method thereof | |
| CN105244607B (en) | A kind of spiral loads high-gain omni directional monopoles sub-antenna | |
| CN112768886B (en) | Omnidirectional dual polarized antenna and wireless device | |
| JP3793456B2 (en) | Broadband antenna | |
| CN103682604B (en) | Antenna element, multi-antenna component and radio interconnected equipment | |
| TWI464962B (en) | Hybrid multi-antenna system and wireless communication apparatus using the same |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C41 | Transfer of patent application or patent right or utility model | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20150911 Address after: 518000 Guangdong city of Shenzhen province Futian District Shennan Road and CaiTian Road intersection East Xintiandi Plaza C block 2007-27 Applicant after: Shenzhen Guang Qi intelligent photonic Technology Co., Ltd. Address before: 518034 A international business center, No. 1061, Xiang Mei Road, Guangdong, Shenzhen, Futian District, China 18B Applicant before: Shenzhen Kuang-Chi Innovation Technology Co., Ltd. |
|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20210330 Address after: 2 / F, software building, No.9, Gaoxin Zhongyi Road, Nanshan District, Shenzhen City, Guangdong Province Patentee after: KUANG-CHI INSTITUTE OF ADVANCED TECHNOLOGY Address before: 518000 Guangdong, Shenzhen, Futian District, Shennan Road and colored field road intersection C East Block New World Plaza 2007-27 Patentee before: KUANG-CHI INTELLIGENT PHOTONIC TECHNOLOGY Ltd. |