CN204205068U - A kind of antenna - Google Patents
A kind of antenna Download PDFInfo
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- CN204205068U CN204205068U CN201420635177.4U CN201420635177U CN204205068U CN 204205068 U CN204205068 U CN 204205068U CN 201420635177 U CN201420635177 U CN 201420635177U CN 204205068 U CN204205068 U CN 204205068U
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- transducer elements
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- reflecting plate
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- 230000000694 effects Effects 0.000 abstract description 4
- 230000000737 periodic effect Effects 0.000 description 5
- 238000005516 engineering process Methods 0.000 description 3
- 239000000203 mixture Substances 0.000 description 3
- 230000006750 UV protection Effects 0.000 description 2
- 230000032683 aging Effects 0.000 description 2
- 238000005336 cracking Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
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Abstract
Embodiment of the present utility model provides a kind of antenna, comprising: reflecting plate; Shake molecular first layered transducer elements and at least 2 the second frequency ranges of at least 1 the first frequency range be arranged on reflecting plate are shaken molecular second layered transducer elements; Wherein, described first layered transducer elements and the second layered transducer elements arranged in parallel; And the size of the vertical direction of the first area of described first layered transducer elements residing on reflecting plate is less than the size of the horizontal direction of described first area; The size of the vertical direction of the second area that described second layered transducer elements is residing on reflecting plate is less than the size of the horizontal direction of described second area.Scheme of the present utility model ensure that the coverage effect to high-rise building, and an antenna can cover whole high building.
Description
Technical field
The utility model relates to the communications field, refers to a kind of antenna that can cover building especially.
Background technology
Existing residential building air exercise antenna mainly adopts logarithm periodic antenna, spotlight antenna, and cell portion also adopts the embellished antennas such as blast pipe to cover.The emphasis index of often kind of scheme is as shown in the table:
Logarithm periodic antenna gain lower (being only 9dBi), cannot reach comparatively ideal covering to the possibility of high-rise building, not support binary channels simultaneously, cannot realize LTE MIMO.Simultaneously because logarithm periodic antenna is mainly used in the covering of elevator, outer cover does not do ultraviolet protection, and out of doors for residential building air exercise, it is aging to accelerate outer cover, and the phenomenon of cracking appears in outer cover.
Spotlight antenna is divided into two classes, and a class is the spotlight antenna of gain 9dBi, is faced with the problem that gain is lower equally.One class is the spotlight antenna of gain 14.5dBi, though its gain is high, vertical plane wave beam is narrower, cannot carry out the high-rise residential building air exercise that floor interval is narrower, floor is higher.
Exhaust pipe antenna is a class macro base station electrical tilt antenna in fact, although gain is higher, due to vertical plane wave beam narrower (being only 8 degree), only can covering several floors of high-rise building, cannot cover whole high building.
Inventor is realizing process of the present utility model, finds that prior art has following problem:
Logarithm periodic antenna gain lower (being only 9dBi), cannot reach comparatively ideal covering to the possibility of high-rise building, not support binary channels simultaneously, cannot realize LTE MIMO.Simultaneously because logarithm periodic antenna is mainly used in the covering of elevator, outer cover does not do ultraviolet protection, and out of doors for residential building air exercise, it is aging to accelerate outer cover, and the phenomenon of cracking appears in outer cover.
Spotlight antenna is divided into two classes, and a class is the spotlight antenna of gain 9dBi, is faced with the problem that gain is lower equally.One class is the spotlight antenna of gain 14.5dBi, though its gain is high, vertical plane wave beam is narrower, cannot carry out by means of only one the high-rise residential building air exercise that floor interval is narrower, floor is higher.
Exhaust pipe antenna is a class macro base station electrical tilt antenna in fact, although gain is higher, due to vertical plane wave beam narrower (being only 8 degree), only can covering several floors of high-rise building, cannot cover whole high building.
Existing scheme is only single channel system, cannot support LTE MIMO technology; For being applied between higher building antenna air exercise scene, horizontal wave is wider than greatly, and vertical ripple is wide too small again, cannot meet all standing of building, and can expand to building and think region, forms transregional covering.
Utility model content
The technical problems to be solved in the utility model is to provide a kind of antenna, ensure that the coverage effect to high-rise building, and an antenna can cover whole high building.
For solving the problems of the technologies described above, embodiment of the present utility model provides a kind of antenna, comprising:
Reflecting plate; Shake molecular first layered transducer elements and at least 2 the second frequency ranges of at least 1 the first frequency range be arranged on reflecting plate are shaken molecular second layered transducer elements; Wherein, described first layered transducer elements and the second layered transducer elements arranged in parallel; And the size of the vertical direction of the first area of described first layered transducer elements residing on reflecting plate is less than the size of the horizontal direction of described first area; The size of the vertical direction of the second area that described second layered transducer elements is residing on reflecting plate is less than the size of the horizontal direction of described second area.
Wherein, the frequency of described second frequency range is greater than the frequency of the first frequency range.
Wherein, described first frequency range oscillator is the low-frequency vibrator of band support 698MHz ~ 960MHz, and the second frequency range oscillator is the high frequency oscillator supporting 1710MHz ~ 2690MHz.
Wherein, described first layered transducer elements, the second layered transducer elements and reflecting plate are packaged in radome.
Wherein, described first layered transducer elements comprises 2 the first frequency range oscillators be arranged side by side, and described second layered transducer elements comprises 3 the second frequency range oscillators be arranged side by side.
Wherein, described antenna is dual polarized antenna or single-polarized antenna.
Above-described embodiment of the present utility model has following beneficial effect:
Such scheme of the present utility model is by arranging that on reflecting plate shake molecular first layered transducer elements and at least 2 the second frequency ranges of at least 1 the first frequency range arranged in parallel are shaken molecular second layered transducer elements; And the size of the vertical direction of the first area of described first layered transducer elements residing on reflecting plate is less than the size of the horizontal direction of described first area; The size of the vertical direction of the second area that described second layered transducer elements is residing on reflecting plate is less than the size of the horizontal direction of described second area, and ensure that the coverage effect to high-rise building, an antenna can cover whole high building.
Accompanying drawing explanation
Fig. 1 is the schematic top plan view of antenna of the present utility model;
Fig. 2 is the schematic side view of antenna of the present utility model;
Fig. 3 is antenna of the present utility model the first covering schematic diagram to building;
Fig. 4 is that antenna of the present utility model covers schematic diagram to the second of building.
Embodiment
For making the technical problems to be solved in the utility model, technical scheme and advantage clearly, be described in detail below in conjunction with the accompanying drawings and the specific embodiments.
Growing along with urban construction, the height of building constantly increases the new problem that caused the covering between building to occur, needs the coverage requirement of one " high > is wide ".The horizontal beam width of conventional aerial is wider, and vertical flap is wide narrower, is the coverage mode of a kind of " wide > is high ".And embodiment of the present utility model provides a kind of covering to building to meet the antenna of " high > is wide ".
As depicted in figs. 1 and 2, the antenna that embodiment of the present utility model provides, comprising: reflecting plate 11; Be arranged at the first layered transducer elements of at least 1 the first frequency range oscillator 12 composition on reflecting plate 11 and the second layered transducer elements of at least 2 the second frequency range oscillator 13 compositions; Wherein, described first layered transducer elements and the second layered transducer elements arranged in parallel; And the size of the vertical direction of the first area of described first layered transducer elements residing on reflecting plate 11 is less than the size of the horizontal direction of described first area; The size of the vertical direction of the second area that described second layered transducer elements is residing on reflecting plate 11 is less than the size of the horizontal direction of described second area.Described first layered transducer elements, the second layered transducer elements and reflecting plate are packaged in radome 10.
This embodiment by arranging the first layered transducer elements that at least 1 the first frequency range oscillator 12 arranged in parallel forms and the second layered transducer elements that at least 2 the second frequency range oscillators 13 form on reflecting plate 11; And the size of the vertical direction of the first area of described first layered transducer elements residing on reflecting plate is less than the size of the horizontal direction of described first area; The size of the vertical direction of the second area that described second layered transducer elements is residing on reflecting plate is less than the size of the horizontal direction of described second area, make the vertical plane large angle of antenna can reach 65 degree, meet the coverage requirement of " high > is wide ", wherein, vertical plane large angle as shown in Figure 3, refer on vertical plane direction, antenna beam can cover the minimum point of opposite building and the angle of peak, reflection be the height that can cover building; The covering demand that antenna of the present utility model can meet the vertical plane day by day increased ensure that the coverage effect to high-rise building, and an antenna can cover whole high building.
In the above-described embodiments, the frequency of described second frequency range is greater than the frequency of the first frequency range, concrete, and described first frequency range oscillator is the low-frequency vibrator of band support 698MHz ~ 960MHz, and the second frequency range oscillator is the high frequency oscillator supporting 1710MHz ~ 2690MHz.Thus meet broadband (698MHz ~ 2690MHz), all frequency ranges of compatible current existing 2G, 3G, 4G, and low-frequency gain be 9/11.5dBi, high-frequency gain is 13dBi, meets the requirement covered of fighting each other between building.
Preferably, as shown in Figure 1, described first layered transducer elements comprises 2 the first frequency range oscillators be arranged side by side, and described second layered transducer elements comprises 3 the second frequency range oscillators be arranged side by side.
Wherein, described antenna is dual polarized antenna, meets the demand of 4G epoch data service, can support LTEMIMO (multiple-input and multiple-output).Certainly, described antenna also can be single-polarized antenna.
In addition, by the border of reflecting plate in arrangement low-and high-frequency element spacing and horizontal direction, carry out the size of level of control face subtended angle, horizontal plane subtended angle as shown in Figure 4, refer on horizontal plane direction, antenna beam can cover the near-end of opposite building and the angle of far-end, reflection be the width that can cover building.
Antenna of the present utility model, the low-frequency vibrator array be made up of two low frequencies, three the molecular high frequency vibrating subarrays of high frequency vibrating, reflecting plate, outer covers are formed, and feeding network and the associated structural component that can also comprise coaxial cable composition are formed.Wherein, the feeding classification of each oscillator adopts conventional oscillator feeding classification.
In embodiment of the present utility model, by arranging low-and high-frequency linear array on reflecting plate, by oscillator being carried out the group battle array process in horizontal direction, and the size controlling reflecting plate vertical direction is less than the size of horizontal direction, beamwidth in the horizontal direction that oscillator is formed is less than the beamwidth in vertical direction, namely form the coverage mode that a kind of high > is wide, thus the wave beam formed meets building antenna cover demand more, improves the performance of building antenna cover.And compared with the shot-light oscillator of 9dBi, under same volume, gain is higher; And support binary channels, support LTE MIMO and GSM diversity reception.
The above is preferred implementation of the present utility model; should be understood that; for those skilled in the art; under the prerequisite not departing from principle described in the utility model; can also make some improvements and modifications, these improvements and modifications also should be considered as protection range of the present utility model.
Claims (6)
1. an antenna, is characterized in that, comprising:
Reflecting plate;
Shake molecular first layered transducer elements and at least 2 the second frequency ranges of at least 1 the first frequency range be arranged on reflecting plate are shaken molecular second layered transducer elements;
Wherein, described first layered transducer elements and the second layered transducer elements arranged in parallel;
And the size of the vertical direction of the first area of described first layered transducer elements residing on reflecting plate is less than the size of the horizontal direction of described first area;
The size of the vertical direction of the second area that described second layered transducer elements is residing on reflecting plate is less than the size of the horizontal direction of described second area.
2. antenna according to claim 1, is characterized in that, the frequency of described second frequency range is greater than the frequency of the first frequency range.
3. antenna according to claim 2, is characterized in that, described first frequency range oscillator is the low-frequency vibrator of band support 698MHz ~ 960MHz, and the second frequency range oscillator is the high frequency oscillator supporting 1710MHz ~ 2690MHz.
4. antenna according to claim 1, is characterized in that, described first layered transducer elements, the second layered transducer elements and reflecting plate are packaged in radome.
5. antenna according to claim 1, is characterized in that, described first layered transducer elements comprises 2 the first frequency range oscillators be arranged side by side, and described second layered transducer elements comprises 3 the second frequency range oscillators be arranged side by side.
6. antenna according to claim 1, is characterized in that, described antenna is dual polarized antenna or single-polarized antenna.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420635177.4U CN204205068U (en) | 2014-10-29 | 2014-10-29 | A kind of antenna |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420635177.4U CN204205068U (en) | 2014-10-29 | 2014-10-29 | A kind of antenna |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204205068U true CN204205068U (en) | 2015-03-11 |
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ID=52662991
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420635177.4U Expired - Lifetime CN204205068U (en) | 2014-10-29 | 2014-10-29 | A kind of antenna |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204205068U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107579355A (en) * | 2017-08-15 | 2018-01-12 | 佛山市波谱达通信科技有限公司 | A kind of medium-sized double frequency vertical plane large angle spotlight antenna |
-
2014
- 2014-10-29 CN CN201420635177.4U patent/CN204205068U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107579355A (en) * | 2017-08-15 | 2018-01-12 | 佛山市波谱达通信科技有限公司 | A kind of medium-sized double frequency vertical plane large angle spotlight antenna |
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