CN105633594B - Antenna-reflected plate and antenna - Google Patents
Antenna-reflected plate and antenna Download PDFInfo
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- CN105633594B CN105633594B CN201610140557.4A CN201610140557A CN105633594B CN 105633594 B CN105633594 B CN 105633594B CN 201610140557 A CN201610140557 A CN 201610140557A CN 105633594 B CN105633594 B CN 105633594B
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- antenna
- loaded segment
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- bottom plate
- loaded
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q19/00—Combinations of primary active antenna elements and units with secondary devices, e.g. with quasi-optical devices, for giving the antenna a desired directional characteristic
- H01Q19/10—Combinations of primary active antenna elements and units with secondary devices, e.g. with quasi-optical devices, for giving the antenna a desired directional characteristic using reflecting surfaces
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q15/00—Devices for reflection, refraction, diffraction or polarisation of waves radiated from an antenna, e.g. quasi-optical devices
- H01Q15/14—Reflecting surfaces; Equivalent structures
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- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Aerials With Secondary Devices (AREA)
Abstract
The present invention provides a kind of antenna-reflected plate (100), including bottom plate (101)；It is arranged in the bottom plate (101) two sides and a pair of side plates (102a, 102b) for upwardly extending；Two sides in the bottom plate (101) cross-sectional direction are set and are located at the choke groove (104) on the downside of bottom plate (101) and being open towards the bottom plate；And the insulating supporting column (103) for being arranged between choke groove (104) and bottom plate (101) and the two being made to keep insulation.Compared with the prior art, antenna-reflected plate (100) of the invention, size is smaller, reduces waste of material, and reduce occupied space；The choke groove (104) of insulation is kept with bottom plate (101) by the downside load of the bottom plate (101) in reflecting plate (100), effectively inhibit antenna backward radiation, front and back is promoted than index, and structure is simply easy to process.
Description
Technical field
The present invention relates to the antenna technical fields in mobile communication.Specifically, the present invention relates to a kind of antenna-reflected plates
And the antenna using the antenna-reflected plate.
Background technique
With the development of mobile communication, system communication capacity is continuously increased, and the distance between cell is smaller and smaller, to reduce
Existing between cell to interfere with each other, a kind of effective method is exactly to improve the front and back ratio of antenna for base station.
Before and after currently used raising antenna than there are three ways to: the first is the reflecting plate for widening antenna；Second
It is to add one layer of cover board behind Antenna baseplate；The third multiple bending or is cracked on the side of antenna-reflected plate.
However, there is some shortcomings for the above method: first method will increase cost, and the beam angle meeting of antenna
Narrow；Second method is expensive and wastes material；The third method not only increases processing cost, and structure is excessively multiple
It is miscellaneous.
Summary of the invention
Primary and foremost purpose of the invention is intended to provide that a kind of size is small, structure is simple and antenna-reflected plate easy to process.
Another object of the present invention is to provide a kind of antenna using above-mentioned antenna-reflected plate, front and backs with higher
Than, and size is smaller.
To achieve the goals above, the present invention provides a kind of antenna-reflected plates, including bottom plate；It is arranged in the bottom plate two
Side and a pair of side plates upwardly extended；At least side of the two sides of the bottom plate cross-sectional direction is set and is located under bottom plate
Side and the choke groove being open towards the bottom plate；And it is arranged between choke groove and bottom plate and the two is made to keep the exhausted of insulation
Edge support column.
Further, the altitude range of the insulating supporting column is 0.125 times to 0.25 times of the operation wavelength of antenna.
Further, it is set on the downside of the bottom plate there are two the choke groove, described two choke grooves are symmetrically arranged
In the left and right sides of the bottom plate.
Further, the choke groove mainly by be located at the insulating supporting column on the outside of the first loaded segment, be vertical at
Second loaded segment of the insulating supporting column bottom and the third loaded segment composition on the inside of the insulating supporting column.
Preferably, the angle of first loaded segment, third loaded segment and second loaded segment is no more than 150 degree
Obtuse angle；The range of the width of first loaded segment, the second loaded segment and third loaded segment is the 0.1 of the operation wavelength of antenna
Again to 0.25 times；And the range of the width summation of first loaded segment, the second loaded segment and third loaded segment is antenna
0.3 times to 0.5 times of operation wavelength.
Preferably, first loaded segment and third loaded segment are symmetrical and are vertically installed in the left and right of second loaded segment
Two sides；The range of the width summation of first loaded segment, the second loaded segment and third loaded segment is the operation wavelength of antenna
0.25 times to 0.5 times.
Preferably, the outer edge of the outer edge and the side plate of first loaded segment is longitudinally-aligned.
Preferably, the outer edge of first loaded segment is staggered along longitudinal direction with the outside of the side plate, and the level of the two
The range of distance is no more than 0.2 times of the operation wavelength of antenna.
Preferably, the width of first loaded segment and third loaded segment is unequal, and the two width differential is no more than day
0.125 times of the operation wavelength of line；The range of the width of first loaded segment, the second loaded segment and third loaded segment is antenna
0.1 times to 0.25 times of operation wavelength.
The present invention also provides a kind of antennas, including an above-mentioned antenna-reflected plate.
Compared with the prior art, antenna-reflected plate of the invention, size is smaller, reduces waste of material, and reduce and account for
Use space；By the choke groove of the downside load and bottom plate insulation of the bottom plate in reflecting plate, antenna backward radiation is effectively inhibited,
Front and back is promoted than index, and structure is simply easy to process.
The additional aspect of the present invention and advantage will be set forth in part in the description, these will become from the following description
Obviously, or practice through the invention is recognized.
Detailed description of the invention
Above-mentioned and/or additional aspect and advantage of the invention will become from the following description of the accompanying drawings of embodiments
Obviously and it is readily appreciated that, in which:
Fig. 1 is the perspective view of antenna-reflected plate of the invention；
Fig. 2 is the first embodiment schematic diagram of antenna-reflected plate of the invention；
Fig. 3 is the second embodiment schematic diagram of antenna-reflected plate of the invention；
Fig. 4 is the 3rd embodiment schematic diagram of antenna-reflected plate of the invention；
Fig. 5 is the fourth embodiment schematic diagram of antenna-reflected plate of the invention；
Fig. 6 is the 5th embodiment schematic diagram of antenna-reflected plate of the invention；
Fig. 7 is the sixth embodiment schematic diagram of antenna-reflected plate of the invention；
Fig. 8 is the directional diagram using the antenna of existing reflecting plate；
Fig. 9 is the directional diagram using the antenna of antenna-reflected plate of the invention.
Specific embodiment
The embodiment of the present invention is described below in detail, examples of the embodiments are shown in the accompanying drawings, wherein from beginning to end
Same or similar label indicates same or similar element or element with the same or similar functions.Below with reference to attached
The embodiment of figure description is exemplary, and for explaining only the invention, and is not construed as limiting the claims.
As shown in Figure 1, antenna-reflected plate 100 of the invention, can be used for antenna for base station.The antenna-reflected plate 100 includes bottom
Plate 101, the two sides that 101 cross-sectional direction of bottom plate is arranged in and a pair of side plates 102a, 102b upwardly extended, setting exist
At least side of the two sides of 101 cross-sectional direction of bottom plate and the choke groove 104 for being located at baseplate underside, and be arranged and gripping
Insulating supporting column 103 between chute 104 and bottom plate.And the opening of the choke groove 104 towards the bottom plate 101 and with institute
It states bottom plate 101 and keeps insulation.
Preferably, the altitude range of the insulating supporting column 103 is 0.125 times to 0.25 times of the operation wavelength of antenna.
Embodiment one:
Referring to fig. 2, which is the first embodiment schematic diagram based on antenna-reflected plate of the invention.
In this embodiment, the reflecting plate 100 also include 101, two side plate 102a, 102b of a bottom plate, several
Insulating supporting column 103 and two choke grooves 104.
Two choke grooves 104 are symmetrically disposed in the two sides of the downside of the bottom plate, and each choke groove 104 is by being located at
The first loaded segment 104a in corresponding 103 outside of insulating supporting column, be vertical at corresponding insulating supporting column 103 bottom second plus
Carry section 104b and the third loaded segment 104c composition positioned at corresponding 103 inside of insulating supporting column.
Specifically, the first loaded segment 104a and third loaded segment 104c it is symmetrical and be vertically installed in described second plus
Carry the left and right sides of section 104b.And the outer edge of two the first loaded segment 104a outside with two side plates 102a, 102b respectively
It is aligned along longitudinal direction.For the antenna for base station reflecting plate of the reflecting plate of this structure compared with the prior art, size is smaller, therefore not
The waste of material is only reduced, and also reduces occupied space.
Preferably, the width summation of the first loaded segment 104a, the second loaded segment 104b and third loaded segment 104c
Range is 0.25 times to 0.5 times of operation wavelength, i.e., the spreading width range of the choke groove is 0.25 times to 0.5 of operation wavelength
Times；The altitude range of the insulating supporting column 103 is 0.125 times to 0.25 times of operation wavelength.
Antenna-reflected plate shown in this example passes through the chokes in the downside of its bottom plate load and bottom plate non-direct contact
Slot is effectively decayed around the electromagnetic wave signal for being mapped to antenna for base station rear, achievees the effect that be promoted front and back than index.
Embodiment two:
Referring to Fig. 3, which is the second embodiment schematic diagram based on antenna-reflected plate of the invention.
The present embodiment is derived by embodiment one, difference from the first embodiment is that described the first of the choke groove 104
Loaded segment 104a outer edge and the outside of described side plate 102a, 102b are staggered along longitudinal direction, the first loaded segment 104a outer edge
Outer edge beyond described side plate 102a, 102b, and the horizontal distance of the two is no more than 0.2 times of operation wavelength.
Embodiment three:
Referring to fig. 4, which is the 3rd embodiment schematic diagram based on antenna-reflected plate of the invention.
The present embodiment is derived by embodiment one, difference from the first embodiment is that described the first of the choke groove 104
Loaded segment 104a outer edge and the outside of described side plate 102a, 102b are staggered along longitudinal direction, the outer edge of described side plate 102a, 102b
Beyond the first loaded segment 104a outer edge, and the horizontal distance of the two is no more than 0.2 times of operation wavelength.
Example IV:
Referring to Fig. 5, which is the fourth embodiment schematic diagram based on antenna-reflected plate of the invention.
The present embodiment is derived by embodiment one, difference from the first embodiment is that the width of the third loaded segment 104c
Degree is greater than the width of the first loaded segment 104a, and the two width differential is no more than 0.125 times of operation wavelength；Described first
The range of the width of loaded segment 104a, the second loaded segment 104b and third loaded segment 104c is 0.1 times to 0.25 of operation wavelength
Times.
Embodiment five:
Referring to Fig. 6, which is the 5th embodiment schematic diagram based on antenna-reflected plate of the invention.
The present embodiment is derived by embodiment one, difference from the first embodiment is that described the first of the choke groove 104
The angle of loaded segment 104a, third loaded segment 104c respectively between the second loaded segment 104b is blunt no more than 150 degree
Angle；The range of the width of the first loaded segment 104a, the second loaded segment 104b and third loaded segment 104c is operation wavelength
0.1 times to 0.25 times；The width summation of the first loaded segment 104a, the second loaded segment 104b and third loaded segment 104c
Range is 0.3 times to 0.5 times of operation wavelength.
Embodiment six:
Referring to Fig. 7, which is the sixth embodiment schematic diagram based on antenna-reflected plate of the invention.
The present embodiment is derived by embodiment one, difference from the first embodiment is that the number of the choke groove is one,
The left or right side of the downside of the bottom plate is arranged in one choke groove.
In conclusion reflecting plate of the invention, by the way that choke groove is arranged in the downside of its bottom plate, and by several insulation
Support column makes the two keep insulation, to improve the front and back ratio using the antenna of the reflecting plate.Referring to Fig. 8 and Fig. 9, wherein scheming
8 use the directional diagram of existing reflecting plate for certain antenna；Fig. 9 is Fig. 8 same antenna using the side after antenna-reflected plate of the invention
Xiang Tu.As seen from the figure, reflecting plate 100 of the invention significantly improves the front and back ratio using the antenna of the reflecting plate 100.Meanwhile
Due to that need not laterally increase in 101 side of bottom plate to the component to the decaying around the signal for being mapped to antenna rear, antenna is lateral
Size is smaller, is conducive to antenna miniaturization.Reflecting plate of the invention, in such a way that choke groove is designed to the above different instances,
Come suitable for the antenna of different frequency range.
Moreover, it relates to a kind of antenna using said reflection plate, since said reflection plate is used in its bottom plate
Downside be equipped with choke groove, and the choke groove and bottom plate insulate, to make around the electromagnetic wave signal for being mapped to antenna for base station rear
Effectively decayed, front and back ratio with higher, and due to not needing multiple bending, reflecting plate on the side plate of reflecting plate
Small volume, design are simple, so that the antenna volume is small, are conducive to the miniaturization of antenna.
The above is only some embodiments of the invention, it is noted that for the ordinary skill people of the art
For member, various improvements and modifications may be made without departing from the principle of the present invention, these improvements and modifications are also answered
It is considered as protection scope of the present invention.
Claims (9)
1. a kind of antenna-reflected plate (100), which is characterized in that including bottom plate (101)；Setting the bottom plate (101) two sides simultaneously
And a pair of side plates (102a, 102b) upwardly extended；At least side in the two sides of the bottom plate (101) cross-sectional direction is set
And it is located at the choke groove (104) on the downside of bottom plate (101) and being open towards the bottom plate (101)；And it is arranged in choke groove
(104) between bottom plate (101) and both make the insulating supporting column (103) for keeping insulation；
Wherein, the choke groove (104) is by being located at the first loaded segment (104a) on the outside of the insulating supporting column (103), vertical
Set on the second loaded segment (104b) of insulating supporting column (103) bottom and on the inside of the insulating supporting column (103)
Third loaded segment (104c) composition.
2. antenna-reflected plate (100) according to claim 1, which is characterized in that the height of the insulating supporting column (103)
Range is 0.125 times to 0.25 times of the operation wavelength of antenna.
3. antenna-reflected plate (100) according to claim 1, which is characterized in that the downside of the bottom plate (101) is equipped with two
A choke groove (104), described two choke grooves (104) are symmetrically disposed in the bottom plate (101) cross-sectional direction
Two sides.
4. reflecting plate (100) according to claim 1, which is characterized in that first loaded segment (104a), third load
The angle of section (104c) and second loaded segment (104b) is no more than 150 degree of obtuse angle；First loaded segment (104a),
The range of the width of second loaded segment (104b) and third loaded segment (104c) is 0.1 times to 0.25 of the operation wavelength of antenna
Times；And the model of the width summation of first loaded segment (104a), the second loaded segment (104b) and third loaded segment (104c)
0.3 times to 0.5 times for enclosing the operation wavelength for antenna.
5. antenna-reflected plate (100) according to claim 1, which is characterized in that first loaded segment (104a) and
Three loaded segments (104c) are symmetrical and are vertically installed in the left and right sides of second loaded segment (104b)；First loaded segment
The range of (104a), the second loaded segment (104b) and the width summation of third loaded segment (104c) is the operation wavelength of antenna
0.25 times to 0.5 times.
6. antenna-reflected plate (100) according to claim 5, which is characterized in that outside first loaded segment (104a)
Edge and the outer edge of the side plate (102a, 102b) are longitudinally-aligned.
7. antenna-reflected plate (100) according to claim 5, which is characterized in that outside first loaded segment (104a)
The outside at edge and the side plate (102a, 102b) is staggered along longitudinal direction, and the range of the horizontal distance of the two is no more than antenna
0.2 times of operation wavelength.
8. antenna-reflected plate (100) according to claim 6, which is characterized in that first loaded segment (104a) and the
The width of three loaded segments (104c) is unequal, and the two width differential is no more than 0.125 times of operation wavelength of antenna；Described first
The range of the width of loaded segment (104a), the second loaded segment (104b) and third loaded segment (104c) is the operation wavelength of antenna
0.1 times to 0.25 times.
9. a kind of antenna, which is characterized in that including an antenna-reflected plate as claimed in any of claims 1 to 8 in one of claims
(100)。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610140557.4A CN105633594B (en) | 2016-03-11 | 2016-03-11 | Antenna-reflected plate and antenna |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610140557.4A CN105633594B (en) | 2016-03-11 | 2016-03-11 | Antenna-reflected plate and antenna |
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| Publication Number | Publication Date |
|---|---|
| CN105633594A CN105633594A (en) | 2016-06-01 |
| CN105633594B true CN105633594B (en) | 2019-09-17 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201610140557.4A Active CN105633594B (en) | 2016-03-11 | 2016-03-11 | Antenna-reflected plate and antenna |
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Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101816098A (en) * | 2007-10-05 | 2010-08-25 | Ace天线株式会社 | Antenna having a choke member |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101826658B (en) * | 2009-03-03 | 2013-04-17 | 华为技术有限公司 | Reflecting board of base station antenna and base station antenna |
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- 2016-03-11 CN CN201610140557.4A patent/CN105633594B/en active Active
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101816098A (en) * | 2007-10-05 | 2010-08-25 | Ace天线株式会社 | Antenna having a choke member |
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| CN105633594A (en) | 2016-06-01 |
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