CN208820038U - Isolator and relevant antenna system for antenna system - Google Patents
Isolator and relevant antenna system for antenna system Download PDFInfo
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- CN208820038U CN208820038U CN201821779642.6U CN201821779642U CN208820038U CN 208820038 U CN208820038 U CN 208820038U CN 201821779642 U CN201821779642 U CN 201821779642U CN 208820038 U CN208820038 U CN 208820038U
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Abstract
The utility model relates to a kind of isolators for antenna system, it include: parasitic antenna, the parasitic antenna is configured to the first printed circuit board component, the parasitic antenna has function part and first connecting portion, the function part has the conductive section of printing, and the first connecting portion is configured to engage with the substrate of antenna system；With at least one support component, the support component is configured to the second printed circuit board component, the support component has second connecting portion, and the second connecting portion is configured to engage with the substrate of antenna system, and the support component is configured to support parasitic antenna.Alternatively, the second printed circuit board component is configured to the first printed circuit board component of installation, so that the first printed circuit board component extends forward from the feeder panel of antenna system.The isolator can neatly be arranged on feeder panel, realize improved isolation features.The utility model further relates to a kind of antenna system comprising at least one isolator.
Description
Technical field
The utility model relates to a kind of isolators for antenna system.The utility model further relates to a kind of antenna system,
The antenna system includes the isolator that at least one is used for antenna system.
Background technique
Multi-input multi-output antenna system is considered as the core technology of next generation mobile communication.Multi-input/output antenna system
System is used for transmitting and/or received radiating element arraying using multiple, for improving communication quality.However, with reflecting
The increase for the radiating element arraying quantity installed on plate, the interval between the radiating element of adjacent array significantly reduce, this causes
Coupled interference between each array becomes strong.Coupled interference becomes the isolation performance that can reduce radiating element by force, this can be negatively affected
The beam forming of antenna.
In order to improve isolation performance, isolator can be set between each radiating element.Traditional isolator is usually by metal plate
Part is made and is installed to the feeder panel of antenna system by rivet or bolt.It may happen that rivet or bolt can
The upper layer of feeder panel can be extended not only through, and also extends through the lower layer of feeder panel, so that isolator is electrically connected with ground connection layers of copper.
The undesirable passive inter-modulation performance that can deteriorate antenna system altogether.
In order to realize reliable connection, traditional isolator needs occupy biggish area on feeder panel.This not only at
This is higher, and also increases the difficulty for arranging the transmission line in the form of the conducting wire on feeder panel.In addition, these isolators
On parasitic antenna be usually continuous metal strip or metal plate, design form is single, and function is limited.
Utility model content
Therefore, the purpose of this utility model is to provide the isolation that one kind can overcome at least one defect in the prior art
Device and antenna system with such isolator.
It is according to the present utility model in a first aspect, the utility model provides a kind of isolator for antenna system.It is described
Isolator includes: parasitic antenna, and the parasitic antenna is configured to the first printed circuit board component, and the parasitic antenna has function
Portion and first connecting portion, the function part have the conductive section of printing, and the first connecting portion is configured to and antenna system
Substrate engage；With at least one support component, the support component is configured to the second printed circuit board component, the support
Element has second connecting portion, and the second connecting portion is configured to engage with the substrate of antenna system.The support component
It is configured to support parasitic antenna, so that parasitic antenna extends forward from the substrate of antenna system.Optionally, the support
Element is configured to installation parasitic antenna, so that parasitic antenna extends forward from the substrate of antenna system.
This configuration is advantageous, and different elements can optimize the major function of its own.Further, since parasitic
Element and support component can be independently engineered, so that the structural form of isolator is more changeable, to adapt to different answer
Use scene.
In some embodiments, the support component carries out parasitic antenna on at least side of the parasitic antenna
Physical support.Preferably, the support component supports parasitic antenna on the two sides of the parasitic antenna.
In some embodiments, the parasitic antenna and the support component can dividually be configured to printed circuit board
Component.
In some embodiments, may exist multiple support components.Such as there are 2 support components.One of branch
Support element is pressed against the side of parasitic antenna, another support component is pressed against the other side of parasitic antenna, thus collateral two
Support parasitic antenna.In addition, the multiple support component can construct differently from one another, to adapt to different application scenarios.
In some embodiments, the parasitic antenna engages with intersecting with the support component.This juncture is
Advantageous, because isolator can be fixedly connected with substrate in two directions, this makes connection of the isolator on substrate more
Add reliable.
In some embodiments, between the extension plane of the parasitic antenna and the extension plane of the support component
Angle is between 80 ° to 100 °.
In some embodiments, between the extension plane of the parasitic antenna and the extension plane of the support component
Angle is greater than 10 °, 20 °, 30 °, 40 °, 50 °, 60 °, 70 ° or 80 °；And/or the extension plane of the parasitic antenna and the branch
The angle between the extension plane of element is supportted less than 170 °, 160 °, 150 °, 140 °, 130 °, 120 °, 110 ° or 100 °.
In some embodiments, the first connecting portion and the second connecting portion are configured to be plugged into antenna system
Substrate on.
In some embodiments, the first connecting portion and the second connecting portion at least one of there is conduction
Pad, the solder pad configurations are for mutually welding corresponding interconnecting piece with substrate.
In some embodiments, the first connecting portion and the second connecting portion are respectively provided with contact pin, the contact pin
It is configured to be plugged into the corresponding slot of the substrate of antenna system.
In some embodiments, the contact pin is arranged below corresponding pad.
In some embodiments, the upper surface pad of the pad and substrate mutually welds.
Isolator and substrate are electrically connected the upper surface for occurring over just substrate.This is favourable, because can reduce even
Eliminate interference, such as passive intermodulation (PIM) because caused by altogether.
In some embodiments, there is the parasitic antenna the first engaging groove and/or the support component to have second
Engaging groove.
In some embodiments, the parasitic antenna and the support component pass through the first engaging groove and the second engaging groove
At least one of intersection ground engagement.
In some embodiments, the support component is radially connected in the first engaging groove of parasitic antenna.It is described
Second engaging groove of support component is axially connected on parasitic antenna, such as in extension and/or first connecting portion.Thus real
The engagement between parasitic antenna and support component is showed.This juncture is simple, is convenient for assembly, significantly improves isolator
Assembly efficiency.
In some embodiments, first engaging groove is arranged between function part and first connecting portion.
In some embodiments, the parasitic antenna has extension between function part and first connecting portion.
In some embodiments, the extension is tapered towards first connecting portion.
In some embodiments, the extension is prejudicially constructed relative to function part or the extension is opposite
It is medially constructed in function part.
In some embodiments, the support component has at least two second connecting portions.
In some embodiments, the support component the two sides of the parasitic antenna be respectively provided at least one second
Interconnecting piece.
In some embodiments, the first connecting portion interval of at least one described second connecting portion and the parasitic antenna
Standard width of a room in an old-style house gap.
In some embodiments, the clearance configurations are at least one feeder line on the substrate for crossing over antenna system.
In some embodiments, the substrate is the feeder panel of antenna system.
In some embodiments, the support component and the parasitic antenna are via welding, threaded connection or bonding agent
It engages.
In some embodiments, the conductive section on parasitic antenna is configured to the copper wire or aluminum steel of printing.
In some embodiments, it is conductive to be configured to linear conductive section, C-shaped conductive section, J-shaped for the conductive section
Section or arc conductive section.
In some embodiments, the conductive section is configured to symmetrical conductive section or asymmetric formula conduction region
Section.
In some embodiments, the conductive section is configured to continous way conductive section or discrete type conductive section.
Second aspect according to the present utility model, the utility model also provide a kind of isolator for antenna system.Institute
Stating isolator includes: the first printed circuit board component, and first printed circuit board component includes first connecting portion, first company
Socket part is configured to engage with the feeder panel of antenna system and engage with the printing conductive section on feeder panel；With the second printing
Circuit board component, second printed circuit board component includes second connecting portion, which is configured to and the feedback
Battery plate engagement, wherein the second printed circuit board component is configured to the first printed circuit board component of installation, so that the first printing
Circuit board component extends forward from the feeder panel of antenna system.
In some embodiments, the first connecting portion is configured to extend in a first direction, and described second connects
Socket part is configured to upwardly extend in the second party different from the first direction.
In some embodiments, the first connecting portion includes the first contact pin, and first contact pin is configured to hold
It is contained in the first slot in the feeder panel, and the second connecting portion includes the second contact pin, second contact pin is by structure
It makes in the second slot to be contained in feeder panel.
In some embodiments, first slot extends along the first direction, and second slot is along described
Two directions extend, and wherein, the first direction and the second direction are with the angle of intersection between 45 ° and 135 °.
In some embodiments, the first direction and the second direction are with the angle phase between 80 ° and 100 °
It hands over.
In some embodiments, the printing conductive section is electrically floating.
The third aspect according to the present utility model, the utility model also provide a kind of antenna system.The antenna system packet
At least one is included according to the isolator described in the utility model for antenna system.
In some embodiments, the antenna system has multiple radiating elements, between at least two radiating elements
It is respectively equipped at least one described isolator.
Structural form by rationally designing parasitic antenna and support component can utilize printed circuit board with high usage.
Such as the extension of parasitic antenna can prejudicially extend to first connecting portion relative to function part.Extension is for example largely located
In the right side of parasitic antenna, then then can be used for constructing support component in the unemployed region in the left side of parasitic antenna.
In some embodiments, the substrate of the printed circuit board is paper base plate, glass-fiber-fabric substrate or composite substrate.
The substrate of first printed circuit board component and the second printed circuit board component can all have dielectric substrates, the dielectric medium base
Plate may include the glass-fiber-fabric substrate made of such as FR-4 material.Other kinds of base can also be applied in other embodiments
Plate, such as paper base plate (FR-1, FR-2), composite substrate (CEM series) or special material substrate (ceramics, Metal Substrate)
Detailed description of the invention
After following description is read in conjunction with the figure, many aspects of the utility model are better understood with,
In the accompanying drawings:
Fig. 1 shows a kind of partial view of the antenna system of the isolator of with good grounds the utility model embodiment of band；
Partial view is further amplified Fig. 2 shows a kind of antenna system with isolator shown in Fig. 1；
Fig. 3 shows possessed isolator in a kind of antenna system in Fig. 1 to 2 according to the utility model embodiment
Make perspective schematic view；
Fig. 4 shows the schematic side elevation of the parasitic antenna of the isolator in Fig. 3；
It includes the additional of parasitic antenna in isolator according to various embodiments of the utility model that Fig. 5 a to 5e, which is shown,
The schematic side elevation of variant；
Fig. 6 shows a kind of schematic diagram of the support component of the isolator of Fig. 3；
It includes feed for the mounting groove for installing the isolator of embodiment according to the present utility model that Fig. 7, which is shown a kind of,
The partial view of plate；
Fig. 8 a shows the schematic side elevation of the support component of the isolator of Fig. 3；
Fig. 8 b shows the perspective schematic view of the isolator of Fig. 3, has gap between the interconnecting piece of isolator；
Fig. 9 shows the partial view of another arrangement for being used to engage isolator on feeder panel；
Figure 10 shows the perspective schematic view of the make of another isolator according to the utility model embodiment.
Specific embodiment
Description specific embodiment of the present utility model that hereinafter reference will be made to the drawings, attached drawing therein show the utility model
Several embodiments.It should be understood, however, that the utility model can show in a number of different manners, do not limit to
In embodiment as described below；In fact, embodiment as described below is intended to make the disclosure of the utility model more complete, and to
Those skilled in the art absolutely prove the protection scope of the utility model.It is to be further understood that embodiment disclosed herein energy
It is enough to be combined in various ways, to provide more additional embodiments.
It should be understood that the terminology in specification is only used for description specific embodiment, it is no intended to it is practical to limit this
It is novel.All terms (including technical terms and scientific terms) that specification uses unless otherwise defined, all have this field skill
The normally understood meaning of art personnel.For the sake of concise and/or is clear, well known function or structure can be no longer described in detail.
Singular " one ", " described " and "the" that specification uses are unless clearly indicate, comprising plural form.Explanation
The terminology "include", "comprise" and " containing " that book uses indicate there is claimed feature, but there are one or more for repulsion
A other feature.The terminology "and/or" that specification uses includes related any and whole group for listing one or more of item
It closes.
In the description, the spatial relationship of "upper", "lower", "left", "right", "front", "rear", "high", " low " etc. is used
Diction can illustrate a feature and the relationship of another feature in the accompanying drawings.It should be understood that spatial relationship terminology in addition to comprising
It also include the different direction of device in use or operation except orientation shown in the drawings.For example, device in the accompanying drawings reverses
When, originally it was described as the feature in other feature " lower section ", was can be described as at this time in " top " of other feature.Device may be used also
To orient (be rotated by 90 ° or in other orientation) in other ways, relative space relation will be interpreted accordingly at this time.
It should be understood that in all the appended drawings, identical appended drawing reference indicates identical element.It in the accompanying drawings, is clear
The size of Chu Qijian, certain features can be deformed.
Referring now to fig. 1, the part view of the antenna system of the isolator with good grounds the utility model embodiment is shown
Figure.As shown in Figure 1, antenna system include the support antenna cover stent 1 of (unshowned) antenna house, feeder panel 2 and one or
Multiple radiating curtains.Radiating curtain including multiple radiating elements 3 is mounted on feeder panel 2.The radiating curtain, and then these
Radiating element 3 can work respectively under same or different running frequency.For example, a part of radiating element 3 can be it is low
Band radiating elements, covering frequency band for example can be 617MHz to 960MHz or one or more of part ranges.
Another part radiating element 3 can be midband radiating element, covering frequency band for example can for 1710MHz to 2690MHz or
The one or more of part ranges of person.Another partial radiation element 3 can be high frequency band radiating element, and operation frequency band can
To be 3GHz to 5GHz or one or more of part ranges.It is outside that these radiating elements 3 can be used as radiated element
Boundary emits radio-frequency information, can also be used as receiving element from the external world and receives radiofrequency signal.
Feeder panel 2 may be mounted on the reflecting plate of antenna.In general, antenna will include multiple lesser feeder panels rather than
Single biggish feeder panel.Although antenna for base station has different sizes, cellular carrier usually limits antenna for base station most
Big width.Therefore, with the increase of radiating element quantity in antenna, the spacing between each radiating element 3 becomes smaller, and this reduce phases
Interval between adjacent radiating element results in the reduction of the isolation between radiating curtain and then increases radiating curtain each other
Between interference.Especially when radiating element 3 is arranged at each other near field, disturbing effect can be especially obvious.
In order to reduce above-mentioned disturbing effect, isolator 4 can be arranged between adjacent radiating element 3.Referring now to figure
2, show the further expansion partial view of the antenna system of Fig. 1.As shown in Fig. 2, in two radiating elements 3 adjacent to each other
Between arrange an isolator 4.The isolator 4 is similarly installed on feeder panel 2.Feeder panel 2 has in many situations
The complicated transmission line pattern (also referred to as " conducting wire " or " feeder line ") of its upward wiring.It is known to those skilled in the art that for
Each radiating element 3 can all have respective feeder line on feeder panel.If radiating element is cross polarization radiations element, that
Each radiating element 3 would generally have relevant two feeder lines.Therefore, with 3 quantity of radiating element on feeder panel 2
Increase, the complexity of feeder line cabling increases and the available free space (i.e. the not space of feeder line) on feeder panel 2 can subtract
It is small.In this regard, which increase additional function element such as fastener, isolator, plug connector etc. is installed on feeder panel 2
Difficulty.It is set out of gap that can further be seen that in Fig. 2 between two radiating elements 3 adjacent to each other between two feeder lines
There is isolator 4.Improve the isolation between two radiating elements 3 adjacent to each other, especially coplanar polarization isolation as a result,.
Subsequently, a kind of make of isolator 4 is further described referring to Fig. 3,4,5a-5e and 6.
As shown in figure 3, isolator 4 includes parasitic antenna 5 and support component 6.Parasitic antenna 5 and support component 6 are dividually
Construction.This separated make is advantageous, and each element 5,6 can optimize the major function of its own.Such as
For parasitic antenna 5, main function is to improve the isolation between radiating element；And for support component 6,
Main function is support parasitic antenna 5, and isolator is firmly placed on feedback board 2.Further, since isolation
The parasitic antenna 5 and support component 6 of device 4 can be independently engineered.This enables isolator 4 to design cheaply and with changeable
Form manufacture, to adapt to different application scenarios.
As shown in figure 3, parasitic antenna 5 can be configured to the first printed circuit board component, support component 6 then be can be configured to
Second printed circuit board component.Both printed circuit board components can be formed to be designed from a printed circuit board.First print
The substrate of printed circuit board component and the second printed circuit board component can all have dielectric substrates, and the dielectric substrates can be with
Including the glass-fiber-fabric substrate made of such as FR-4 material.Other kinds of substrate, example can also be applied in other embodiments
Such as paper base plate (FR-1, FR-2), composite substrate (CEM series) or special material substrate (ceramics, Metal Substrate).
In present exemplary, parasitic antenna 5 and support component 6 are respectively configured to rigid printed circuit board component, this is
It is advantageous, because printed circuit board flexible may be expensive and once install and use and may need to be maintained at fixed bit
It sets, this may need additional structural support elements.It will be appreciated, however, that in other embodiments, single flexible can be used
Printed circuit board component forms the support component 6 for having the parasitic antenna 5 that extends in a first direction and extending in a second direction.
This flexible print circuit realization in, first direction can with second direction keep intersect, for example with greater than 40 °, 50 °,
60 °, 70 ° or 80 ° of angle.
As shown in figure 4, parasitic antenna 5 may include function part 7, extension 8 and interconnecting piece 9.Function part 7 is from extension 8
Extend outwardly, is generally constructed to a rectangular portion in the ongoing illustrated embodiment.There is the conductive section of printing on function part 7
10.In the ongoing illustrated embodiment, which is the copper conductor of printing.Certainly, in other embodiments, the conductive section
10 are also possible to the plain conductor of other printings, such as aluminum conductor.
Conductive section 10 lies substantially in two radiation elements adjacent to each other as the main function element for reducing and interfering that rises
Between the radiation arm of part 3.The effect of conductive section 10 essentially consists in the isolation improved between two radiating elements 3 adjacent to each other
Degree, so that the disturbing effect between adjacent radiating element 3 is minimized.Such as in order to reduce interference, conductive section 10 can be with
For the RF energy in first frequency range be conduction, and to the RF energy in second frequency range be reflection or
Resistance.Additionally or alternatively, conductive section 10 can show difference for the radiofrequency signal being incident on its surface
Filtering characteristic, such as band-pass filtering property, bandreject filtering characteristic etc..
In the ongoing illustrated embodiment, conductive section 10 is designed to the printing copper conductor of linear, and length can be according to the phase
The filtering characteristic of prestige is selected.
In order to realize different characteristics, conductive section 10 can also be designed to various forms of.As shown in Fig. 5 a to 5e,
In other embodiments, conductive section 10 is also designed to J-shaped conductive section, C-shaped conductive section, arc conductive section, even
It is irregular conductive section.These conductive sections 10 are configured to symmetrical conductive section, as Fig. 5 b, 5d and 5e.
These conductive sections are also configured to asymmetric formula conductive section, as Fig. 5 a and 5c.In addition, these conductive sections 10 can
To be configured to continous way conductive section, as Fig. 5 a, 5b, 5c and 5d.These conductive sections 10 are also configured to discrete type
Conductive section, as Fig. 5 e.
The various forms of conductive sections of the isolator of the utility model can bring a series of advantage: because printing
It is easy to accomplish that various various forms of conductive sections 10 are printed on circuit board, so the way of realization of conductive section 10 can be with
Be it is flexile, so as to be better adapted to actual application scenarios.In addition, technical staff can be at the beginning of design just
Various forms of conductive sections 10 are emulated, so that the function to conductive section 10 carries out preliminary test and can be based on
Inspection result neatly improves, therefore the blanketing effect of conductive section can be improved.
As shown in Fig. 4,5a to 5e, the interconnecting piece 9 of parasitic antenna 5 has contact pin 12, which is configured to be plugged into
In corresponding slot on feeder panel 2.The interconnecting piece 9 of parasitic antenna 5 also has the pad 11 for being located at 12 top of contact pin.Pad 11
It can be only defined the side of parasitic antenna 5, pad 11 also can be set in the two sides of parasitic antenna 5.Pad 11 be configured to by
Interconnecting piece 9 is mutually welded with corresponding pad on feeder panel 2, so that parasitic antenna 5 can be physically installed to feeder panel 2
Above and it is electrically connected to feeder panel 2.
Parasitic antenna 5 also has extension 8, which axially extends to interconnecting piece 9 from function part 7.The extension
8 axially extending size need to adapt to the height of radiating element, and the conductive section 10 on function part 7 is preferably isolated
Adjacent radiating element 3.Extension 8 can prejudicially extend to interconnecting piece 9 relative to function part 7, as shown in Figure 4, prolong
Extending portion 8 is mostly in the right side of parasitic antenna 5.Certainly, extension 8 can also be relative to the medially company of extending to of function part 7
Socket part 9, i.e. extension 8 are lain substantially in the intermediate region of the width of parasitic antenna 5, as shown in Fig. 5 a to 5e.
In Fig. 4,5a into 5e, extension 8 is tapered towards interconnecting piece 9.That is, the width of extension 8 is from function part 7
Play lasting reduce until interconnecting piece 9.
In the ongoing illustrated embodiment, the width of interconnecting piece 9 is substantially equal to the minimum widith of extension 8.In addition, glass-fiber-fabric
The thickness of substrate for example can be 0.7 millimeter or so, this is substantially reduced area occupied of the parasitic antenna 5 on feeder panel 2.
Thus, it is possible to neatly be set in gap at the different location on feeder panel 2, for example between two feeder lines of feeder panel 2
Set parasitic antenna 5.
This flexible arrangement is conducive to the optimization of antenna system performance.Such as after finalization of the manufacture, if do not had
Reach sufficient isolation, then the function element 7 of parasitic antenna 5 is replaced with different function element.Since parasitic antenna 5 exists
Area occupied on feeder panel 2 is very small, therefore can be debugged on various possible positions.
In other embodiments, extension 8 also can be configured to other shapes, such as rectangular portion, trapezoidal portion etc..
In addition, parasitic antenna 5 can have first engaging groove 13, first engaging groove as shown in Fig. 4,5a to 5e
It 13 can be set between function part 7 and interconnecting piece 9, i.e. on extension 8.First engaging groove 13 is configured to engage with support and posts
The support component 6 of raw element 5.
As shown in fig. 6, there are two interconnecting pieces 14 for the tool of support component 6.The interconnecting piece 14 of support component 6 is respectively provided with one and connects
Piece 15, the contact pin 15 are configured to be plugged into the corresponding slot on feeder panel 2.Pad 16 is arranged on each interconnecting piece 14.
Pad 16 can be only defined the side of parasitic antenna 5, pad 16 can also be arranged in the two sides of parasitic antenna 5.Pad 16 constructs
For mutually welding interconnecting piece 14 with the corresponding pad on feeder panel 2, so that support component 6 is physically installed to feed
On plate 2 and support component 6 and feeder panel 2 are electrically connected.
As shown in fig. 6, also may include second engaging groove 17 on support component 6, second engaging groove 17 setting exists
Between two interconnecting pieces 14.Second engaging groove 17 is configured to engage on parasitic antenna 5.
As shown in figure 3, by will support component 6 be inserted into parasitic antenna 5 in the first engaging groove in make parasitic antenna 5 with
Support component 6 is combined together.The second engaging groove 17 in support component 6 passes through the first engaging groove 13 of parasitic antenna 5 simultaneously
And support component 6 is connected in the first engaging groove 13.In addition, the second engaging groove 17 of support component 6 is connected to 8 He of extension
On interconnecting piece 9.It is thus achieved that the engagement between parasitic antenna 5 and support component 6.This engagement mechanisms are simple, are convenient for assembly,
Significantly improve the assembly efficiency of isolator 4.
In the present example, the first engaging groove 13 of parasitic antenna 5 substantially extends on entire extension 8.At it
In its embodiment, the first engaging groove 13 of parasitic antenna 5, which can also be only opened on the lower part of extension 8, to be extended.
It is, of course, also possible to imagine any other type of engagement mechanisms.Such as support component 6 and parasitic antenna 5 can be through
It is adjoined one another conjunction by welding, threaded connection or bonding agent.
In addition, support component 6 also can have an independent interconnecting piece 14 or more than two interconnecting piece 14.In other realities
It applies in example, such as support component 6 can have in total there are four interconnecting piece 14, respectively have that there are two connect in the two sides of parasitic antenna 5
Portion 14.
As shown in fig. 7, show a series of slots on the feeder panel 2 of antenna system, these slots can be used for by
Isolator 4 is installed on feeder panel 2.In the current embodiment, there are three slots 18,19 for tool on feeder panel 2.Intermediate seam
Slot 18 extends in a first direction, and extends in a second direction in the slot 19 of 18 opposite sides thereof of slot.First direction is substantially vertical
In second direction.Intermediate slot 18 is configured to engage with the interconnecting piece 9 of parasitic antenna 5.Slot 19 is then configured to connect respectively
Close the interconnecting piece 14 of support component 6.
This juncture of isolator 4 and feeder panel 2, it may be assumed that parasitic antenna 5 is engaged along first direction with feeder panel 2, branch
Support element 6 is along almost vertical second direction is engaged with feeder panel 2 with first direction.This is favourable, because isolator 4 can
It is fixedly connected in two directions with feeder panel 2, this makes connection of the isolator 4 on feeder panel 2 relatively reliable.In other realities
Apply in example, first direction and second direction can have arbitrary angle, for example be greater than 40 °, 50 °, 60 °, 70 ° or
80 ° of angle.
The pad 20 provided around slot 18 is further illustrated in Fig. 7.Pad 20 is configured to and interconnecting piece 9
The welding of 11 phase of pad.A pair of pad 20' provided around slot 19 is also shown, this is configured to and connects to pad 20'
16 phase of pad in portion 14 is welded.In the ongoing illustrated embodiment, the contact pin 12 of interconnecting piece 9 is plugged into the seam of the centre on feeder panel 2
In slot 18, the feeder panel 2 of break-through when necessary.Similarly, the contact pin 15 of interconnecting piece 14 is plugged into the two sides on feeder panel 2 respectively
In slot 19, the feeder panel 2 of break-through when necessary.
In the present example, each isolator 4 occurs over just feeder panel 2 be electrically connected (such as the welding) of feeder panel 2
On upper layer, that is, corresponding pad 20 on feeder panel 2 occurs, on 20'.Therefore each isolator 4 is not ground altogether.In addition, by
In the contact pin 12 of interconnecting piece 9 and the contact pin 15 of interconnecting piece 14 be nonconducting, will not be with so even if passing through feeder panel 2
The ground connection layers of copper of feeder panel 2 is electrically connected.This juncture of each isolator 4 and feeder panel 2 is advantageous, this engagement
Mode can reduce even be eliminated because each isolator 4 altogether caused by interference, such as passive intermodulation (PIM).
As shown in figs. 8 a and 8b, have between two contact pin 15 between two interconnecting pieces 14 of support component 6, especially
There is a gap 21.In the engaged condition, the first gap 22, right side are spaced apart between the interconnecting piece 14 with parasitic antenna 5 in left side
Interconnecting piece 14 and parasitic antenna 5 between be spaced apart the second gap 23.These gaps 22,23 can be configured to cross over aerial system
Feeder line on the feeder panel 2 of system.
Correspondingly, as shown in figure 9, the gap for separating three slots 18', 19' on feeder panel 2 also occurs
It is corresponding to change, it is routed to be realized along gap.The slot 19' in left side can be spaced apart the between intermediate slot 18'
One gap 22', the first gap are sufficiently wide so as to holding feeder 24；It is spaced apart between the slot 19' on right side and intermediate slot 18'
Second gap 23', the second gap are sufficiently wide so as to holding feeder 25.
In the present example, the first gap 22' is substantially equal to the second gap 23'.
In other embodiments, such as when there are more routes between the slot 19' in left side and the slot 18' of centre
When, then the first gap 22' can be significantly greater than the second gap 23'.In other embodiments, the second gap 23' can be obvious
Greater than the first gap 22'.
Subsequently, it 0 illustrates referring to Fig.1 according to the isolator of various embodiments of the utility model.As shown in Figure 10, isolator
40 include parasitic antenna 50 and two support components 60,61.Parasitic antenna 50 is dividually constructed with support component 60,61.It is parasitic
Element 50 is configured to the first printed circuit board component, and the first support component 60 can be configured to a second printed circuit board portion
Part, the second support component 61 can be configured to another the second printed circuit board component.
As shown in Figure 10, parasitic antenna 50 includes function part 70, extension 80 and interconnecting piece 90.Function part 70 is from extension
Portion 80 extends outwardly.Interconnecting piece 90 has contact pin 120, which is configured in the slot being plugged on feeder panel 20.It is parasitic
The interconnecting piece 90 of element 50 also has pad 110, which is located at 110 lower section of pad.Pad 110 can be only defined parasitism
A pad 110 can also be respectively arranged in the two sides of parasitic antenna 50 in the side of element 50.Pad 110 is configured to connect
Portion 90 is welded with 20 phase of feeder panel, so that parasitic antenna 50 to be mounted on feeder panel 20.
Unlike the make referred to before, the first support component 60 and the second support component 61 are not passed through
Slot on parasitic antenna 50.First support component 60 is pressed against the side of extension 80, and the second support component 61 is pressed against extension
The other side in portion 80, thus in parasitic antenna 50 supported on both sides.
In other embodiments, it can be constructed differently from one another between support component.Such as first support component 60 company
Gap between socket part and parasitic antenna 50 is larger, to provide sufficient space to the cabling in this side comparatively dense.
In other embodiments, support component only can also be set in side.It can certainly be arranged in side more
Less support component is arranged in the other side for support component.
Although it have been described that the example embodiment of the utility model, it will be understood by those skilled in the art that
The example embodiment of the utility model can be carried out in the case where being without materially departing from the spirit and scope of the utility model
A variety of changes and modifications.Therefore, all changes and change are all contained in the protection of the utility model defined by the utility model
In range.
Claims (33)
1. a kind of isolator for antenna system, which is characterized in that the isolator includes:
Parasitic antenna, the parasitic antenna are configured to the first printed circuit board component, and the parasitic antenna has function part and the
One interconnecting piece, the function part have the conductive section of printing, and the first connecting portion is configured to the substrate with antenna system
It engages；With
At least one support component, the support component are configured to the second printed circuit board component, and the support component has the
Two interconnecting pieces, the second connecting portion are configured to engage with the substrate of antenna system, wherein the support component construction is used
In support parasitic antenna, so that parasitic antenna extends forward from the substrate of antenna system.
2. the isolator according to claim 1 for antenna system, which is characterized in that the support component is posted described
Physical support is carried out to parasitic antenna on at least side of raw element.
3. the isolator according to claim 1 for antenna system, which is characterized in that the parasitic antenna and the branch
Support element intersection ground engagement.
4. according to claim 1 to the isolator for being used for antenna system described in one of 3, which is characterized in that first connection
Portion and the second connecting portion are configured to be plugged on the substrate of antenna system.
5. according to claim 1 to the isolator for being used for antenna system described in one of 3, which is characterized in that first connection
Portion and the second connecting portion at least one of there is conductive pad, the solder pad configurations are used for corresponding interconnecting piece
It is mutually welded with substrate.
6. the isolator according to claim 4 for antenna system, which is characterized in that the first connecting portion and described
Second connecting portion is respectively provided with contact pin, and the contact pin is configured to be plugged into the corresponding slot of the substrate of antenna system.
7. the isolator according to claim 6 for antenna system, which is characterized in that the contact pin is arranged corresponding
Below pad.
8. the isolator according to claim 5 for antenna system, which is characterized in that the upper table of the pad and substrate
Face pad mutually welds.
9. according to claim 1 to the isolator for being used for antenna system described in one of 3, which is characterized in that the parasitic antenna
There is the second engaging groove with the first engaging groove and/or the support component.
10. the isolator according to claim 9 for antenna system, which is characterized in that the parasitic antenna with it is described
Support component by the first engaging groove and the second engaging groove at least one of the engagement of intersection ground.
11. the isolator according to claim 9 for antenna system, which is characterized in that the first engaging groove setting
Between function part and first connecting portion.
12. according to claim 1 to the isolator for being used for antenna system described in one of 3, which is characterized in that the parasitic antenna
There is extension between function part and first connecting portion.
13. the isolator according to claim 12 for antenna system, which is characterized in that the extension direction first
Interconnecting piece is tapered.
14. the isolator according to claim 12 for antenna system, which is characterized in that the extension is relative to function
Energy portion prejudicially constructs or the extension is medially constructed relative to function part.
15. according to claim 1 to the isolator for being used for antenna system described in one of 3, which is characterized in that the support component
With at least two second connecting portions.
16. the isolator according to claim 15 for antenna system, which is characterized in that the support component is described
The two sides of parasitic antenna are respectively provided at least one second connecting portion.
17. the isolator according to claim 15 for antenna system, which is characterized in that at least one described second company
The first connecting portion spaced apart at gaps of socket part and the parasitic antenna.
18. the isolator according to claim 17 for antenna system, which is characterized in that the clearance configurations are at leap
At least one feeder line on the substrate of antenna system.
19. according to claim 1 to the isolator for being used for antenna system described in one of 3, which is characterized in that the substrate is day
The feeder panel of linear system system.
20. according to claim 1 to the isolator for being used for antenna system described in one of 3, which is characterized in that the parasitic antenna
Extension plane and the support component extension plane between angle be in 80 ° to 100 ° between.
21. according to claim 1 to the isolator for being used for antenna system described in one of 3, which is characterized in that the support component
It is engaged with the parasitic antenna via welding, threaded connection or bonding agent.
22. according to claim 1 to the isolator for being used for antenna system described in one of 3, which is characterized in that on parasitic antenna
Conductive section is configured to the copper wire or aluminum steel of printing.
23. according to claim 1 to the isolator for being used for antenna system described in one of 3, which is characterized in that the conductive section
It is configured to linear conductive section, C-shaped conductive section, J-shaped conductive section or arc conductive section.
24. according to claim 1 to the isolator for being used for antenna system described in one of 3, which is characterized in that the conductive section
It is configured to symmetrical conductive section or asymmetric formula conductive section.
25. according to claim 1 to the isolator for being used for antenna system described in one of 3, which is characterized in that the conductive section
It is configured to continous way conductive section or discrete type conductive section.
26. a kind of isolator for antenna system, which is characterized in that the isolator includes:
First printed circuit board component, first printed circuit board component include first connecting portion and the conduction including printing
Section, the first connecting portion are configured to engage with the feeder panel of antenna system；With
Second printed circuit board component, second printed circuit board component includes second connecting portion, second connecting portion construction
For being engaged with the feeder panel, wherein the second printed circuit board component is configured to the first printed circuit board component of installation, with
So that the first printed circuit board component extends forward from the feeder panel of antenna system.
27. the isolator according to claim 26 for antenna system, which is characterized in that the first connecting portion construction
At extending in a first direction, and the second connecting portion is configured to prolong in the second direction different from the first direction
It stretches.
28. the isolator according to claim 27 for antenna system, which is characterized in that the first connecting portion includes
First contact pin, first contact pin are configured for containing in the first slot in the feeder panel, and described second connects
Socket part includes the second contact pin, and second contact pin is configured to be contained in the second slot in feeder panel.
29. the isolator according to claim 28 for antenna system, which is characterized in that first slot is described in
First direction extends, and second slot extends along the second direction, and wherein, the first direction and the second party
To with the angle of intersection between 45 ° and 135 °.
30. the isolator according to claim 29 for antenna system, which is characterized in that the first direction and described
Second direction is with the angle of intersection between 80 ° and 100 °.
31. the isolator according to claim 26 for antenna system, which is characterized in that the printing conductive section is
Electrically floating.
32. a kind of antenna system, which is characterized in that the antenna system includes at least one according to claim 1 to one of 31
The isolator for antenna system.
33. antenna system according to claim 32, which is characterized in that the antenna system has multiple radiating elements,
At least one described isolator is respectively equipped between at least two radiating elements.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821779642.6U CN208820038U (en) | 2018-10-31 | 2018-10-31 | Isolator and relevant antenna system for antenna system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821779642.6U CN208820038U (en) | 2018-10-31 | 2018-10-31 | Isolator and relevant antenna system for antenna system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208820038U true CN208820038U (en) | 2019-05-03 |
Family
ID=66280451
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821779642.6U Expired - Fee Related CN208820038U (en) | 2018-10-31 | 2018-10-31 | Isolator and relevant antenna system for antenna system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208820038U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112216981A (en) * | 2019-07-12 | 2021-01-12 | 康普技术有限责任公司 | Parasitic element for radiator of base station antenna and method for manufacturing the same |
-
2018
- 2018-10-31 CN CN201821779642.6U patent/CN208820038U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112216981A (en) * | 2019-07-12 | 2021-01-12 | 康普技术有限责任公司 | Parasitic element for radiator of base station antenna and method for manufacturing the same |
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