CN107069186A - A kind of bipolar omni-directional ceiling antenna - Google Patents
A kind of bipolar omni-directional ceiling antenna Download PDFInfo
- Publication number
- CN107069186A CN107069186A CN201611156938.8A CN201611156938A CN107069186A CN 107069186 A CN107069186 A CN 107069186A CN 201611156938 A CN201611156938 A CN 201611156938A CN 107069186 A CN107069186 A CN 107069186A
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- dipole
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- coaxial cable
- reflecting plate
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- 239000004020 conductor Substances 0.000 claims abstract description 11
- 239000000463 material Substances 0.000 claims abstract description 11
- 230000033228 biological regulation Effects 0.000 claims description 19
- 238000003780 insertion Methods 0.000 claims description 3
- 230000037431 insertion Effects 0.000 claims description 3
- 238000010276 construction Methods 0.000 abstract description 7
- 238000000034 method Methods 0.000 abstract description 4
- 238000004519 manufacturing process Methods 0.000 abstract description 3
- 230000008569 process Effects 0.000 abstract description 3
- 230000008901 benefit Effects 0.000 description 5
- 238000010586 diagram Methods 0.000 description 5
- 238000002955 isolation Methods 0.000 description 4
- 230000010287 polarization Effects 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 230000009977 dual effect Effects 0.000 description 2
- 238000010295 mobile communication Methods 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 230000005855 radiation Effects 0.000 description 2
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000686 essence Substances 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/36—Structural form of radiating elements, e.g. cone, spiral, umbrella; Particular materials used therewith
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/50—Structural association of antennas with earthing switches, lead-in devices or lightning protectors
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q15/00—Devices for reflection, refraction, diffraction or polarisation of waves radiated from an antenna, e.g. quasi-optical devices
- H01Q15/14—Reflecting surfaces; Equivalent structures
-
- 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
Abstract
A kind of bipolar omni-directional ceiling antenna of the present invention, including reflecting plate, reflecting plate is provided with vertical dipole, first coaxial cable passes through connecting screw rod and medium pad to vertical dipole below reflecting plate, and first be connected on the inside of coaxial cable outer conductor and connecting screw rod, first coaxial cable inner wire is connected with vertical dipole, forms vertical depolarized omnidirectional antenna；Second coaxial cable passes through reflecting plate below reflecting plate, and upwardly extends and connect horizontal dipole base material；Second coaxial cable outer conductor is connected with horizontal dipole lower surface circuit-line, and the second coaxial cable inner wire is connected to form horizontally polarized omnidirectional antenna with horizontal dipole upper surface circuit-line.A kind of bipolar omni-directional ceiling antenna of the present invention, its simple in construction, cost is low, production easy to process.
Description
Technical field
The present invention relates to mobile communication antenna technical field, and in particular to a kind of bipolar omni-directional ceiling antenna.
Background technology
Indoor distribution antenna is the important composition of mobile communication indoor covering, and the market space is very big, bipolar omni-directional ceiling
Antenna is also a class therein, and there is signal to receive wide, the advantages of function is more for it.However, existing bipolar omni-directional ceiling
Antenna is bevel-type antenna or the emanant antenna of multi-disc mostly, and this kind of antenna has the production and processing defect that difficulty is big, cost is high.
The content of the invention
It is an object of the invention to provide a kind of bipolar omni-directional ceiling antenna, its simple in construction, cost is low, easy to process
Production.
A kind of bipolar omni-directional ceiling antenna, including reflecting plate, reflecting plate are provided with the first hole of insertion, first hole
Interior be provided with connecting screw rod, the connecting screw rod is provided with the second hole, and medium pad, the dielectric pad are provided with above second hole
Piece top is provided with vertical dipole, and the first coaxial cable passes through the connecting screw rod and the medium pad below the reflecting plate
To vertical dipole, and the first coaxial cable outer conductor on the inside of the connecting screw rod with being connected, in first coaxial cable
Conductor is connected with the vertical dipole, forms vertical depolarized omnidirectional antenna；On the reflecting plate and positioned at the vertical dipole two
Side is arranged with the first short-circuit piece and the second short-circuit piece that the vertical dipole is connected to by the reflecting plate, first short circuit
The first backflow circle and the second backflow circle are respectively equipped with piece and second short-circuit piece, first backflow is enclosed and described second time
Liu Quan both sides respectively connect the vertical dipole both sides；The first backflow circle and the described second backflow circle are respectively equipped with relatively
First regulation oscillator and second regulation oscillator；The reflecting plate is provided with relative the first adjustment sheet and the second adjustment sheet；The
Two coaxial cables pass through the reflecting plate below the reflecting plate, and upwardly extend and connect the horizontal dipole base material；Institute
State the second coaxial cable outer conductor to be connected with horizontal dipole lower surface circuit-line, the second coaxial cable inner wire and level
Oscillator upper surface circuit-line connects to form horizontally polarized omnidirectional antenna；Shaken on second coaxial cable and positioned at the level
Provided with the choke coil being connected with second coaxial cable between subbase material and the vertical dipole.
Further, the second coaxial cable passes through reflecting plate below the reflecting plate, and towards the first short-circuit piece or second
Short-circuit piece bottom extends, after extend along below the first short-circuit piece or the second short-circuit piece, be then passed through the first short-circuit piece or second short
Road piece top upwardly extends and connects horizontal dipole base material.
Further, the first short-circuit tension disc for fixing second coaxial cable is additionally provided with the reflecting plate；
The second short-circuit tension disc for fixing second coaxial cable is additionally provided with the vertical dipole.
Further, the vertical dipole is trident sheet or double forks piece shapes.
Further, first short-circuit piece and second short-circuit piece are right angle sheet or arc angle sheet.
Further, first adjustment sheet and second adjustment sheet are right angle sheet or arc angle sheet.
Further, it is right angle sheet or arc angle sheet that the first backflow circle and the described second backflow, which are enclosed,.
Further, the first regulation oscillator and described second adjusts oscillator for right angle sheet or arc angle sheet.
Further, horizontal dipole upper surface circuit-line includes horizontal dipole upper surface power splitter and horizontal dipole
Upper surface radiating doublet, horizontal dipole upper surface power splitter is connected with horizontal dipole upper surface radiating doublet, forms horizontal dipole
Upper surface circuit-line, and horizontal dipole upper surface power splitter and horizontal dipole upper surface radiating doublet are in 360 degree of horizontal plane
Inside it is uniformly distributed.
Further, the horizontal dipole lower surface circuit-line includes horizontal dipole lower surface power splitter and horizontal dipole
Lower surface radiating doublet, horizontal dipole lower surface power splitter is connected with horizontal dipole lower surface radiating doublet, forms horizontal dipole
Lower surface circuit-line, and horizontal dipole lower surface power splitter and horizontal dipole lower surface radiating doublet are in 360 degree of horizontal plane
Inside it is uniformly distributed.
The advantage of the invention is that：
1) by using vertical dipole structure, and without using bevel-type structure or multi-disc radial construction, make its simple in construction,
It is easy to process；
2) it can be effectively reduced by using at least two short-circuit piece (the first short-circuit piece, the second short-circuit piece) of the invention double
Polarize all-around top absorbing antenna volume；
3) by using multiple adjustment sheets (the first adjustment sheet, the second adjustment sheet), dual polarization of the present invention can effectively be reduced
All-around top absorbing antenna standing wave, optimizes directional diagram；
4) enclose (the first backflow circle, the second backflow are enclosed) to increase a plurality of oscillator between ground by using at least two backflow
Current loop, can effectively adjust bipolar omni-directional ceiling antenna impedance of the present invention, increase bandwidth；
5) oscillator (the first regulation oscillator, the second regulation oscillator) is adjusted by using at least two and have adjusted vertical polarization day
The amount of radiation of line in the horizontal direction, can effectively optimize bipolar omni-directional ceiling antenna directional diagram of the present invention；
6) the second coaxial cable outer conductor electric current is inhibited by using choke coil, can effectively optimizes dual polarization of the present invention
All-around top absorbing antenna isolation；
7) by using the first short-circuit tension disc and the second short-circuit tension disc, bipolar omni-directional ceiling day of the present invention can be made
Cable architecture is more reasonable, and performance is more stable；
8) horizontal dipole of the present invention uses equally distributed power splitter and radiating doublet, can be effectively improved the level pole
Change the directional diagram of antenna；
9) vertical dipole of the present invention, reflecting plate and the first coaxial cable formation vertical depolarized omnidirectional antenna, working frequency range reach
To 806~960MHz, 1710~2700MHz, meet 4G signals and use；
10) horizontal dipole of the present invention and the second coaxial cable formation horizontally polarized omnidirectional antenna, working frequency range reach 1710
~2700MHz, it is ensured that 4G signal stabilization degree.
Brief description of the drawings
Technical scheme in order to illustrate the embodiments of the present invention more clearly, below by using required in embodiment
Accompanying drawing is briefly described, it should be apparent that, drawings in the following description are some embodiments of the present invention, for this area
For those of ordinary skill, on the premise of not paying creative work, other accompanying drawings can also be obtained according to these accompanying drawings.
Fig. 1 is a kind of bipolar omni-directional ceiling antenna structural representation of the embodiment of the present invention one；
Fig. 2 is another viewing angle constructions schematic diagram of the embodiment of the present invention one；
Fig. 3 is the horizontal dipole structural representation of the embodiment of the present invention one；
Fig. 4 is the horizontal dipole upper surface circuit-line structural representation of the embodiment of the present invention one；
Fig. 5 is the horizontal dipole lower surface circuit-line structural representation of the embodiment of the present invention one；
Fig. 6 is the standing wave S11 of the vertical depolarized omnidirectional antenna of the embodiment of the present invention one；
Fig. 7 is the standing wave S22 of the horizontally polarized omnidirectional antenna of the embodiment of the present invention one；
Fig. 8 is the isolation S12 of the bipolar omni-directional ceiling antenna of the embodiment of the present invention one.
Embodiment
In order to make the purpose , technical scheme and advantage of the present invention be clearer, it is right below in conjunction with drawings and Examples
The present invention is further elaborated.It should be appreciated that specific embodiment described herein is only to explain the present invention, not
For limiting the present invention.
It should be noted that when element is referred to as " being fixed on " or " being arranged at " another element, it can be directly another
On one element or it may be simultaneously present centering elements.When an element is known as " being connected to " another element, it can
To be directly to another element or may be simultaneously present centering elements.
Only it is relative concept each other it should also be noted that, the orientation term such as left and right, upper and lower in the embodiment of the present invention
Or using the normal operating condition of product as reference, and should not be regarded as restrictive.
The embodiment of the present invention one, as shown in Figures 1 to 5, a kind of bipolar omni-directional ceiling antenna, including reflecting plate 11, instead
The first hole that the centre position of plate 11 is provided with insertion is penetrated, is provided with the first hole in the middle of connecting screw rod 113, connecting screw rod 113 and is provided with the
Medium pad 121 is provided with above two holes, the second hole, the inside of medium pad 121 is provided with the 3rd hole, and the top of medium pad 121 is provided with
Upright vertical dipole 122, vertical dipole 122 is trident sheet；
First coaxial cable 1 passes through connecting screw rod 113 and medium pad 121 to vertical dipole 122 by the lower section of reflecting plate 11,
And the outer conductor of the first coaxial cable 1, with being connected on the inside of connecting screw rod, the inner wire of the first coaxial cable 1 is connected with vertical dipole 122,
Form vertical depolarized omnidirectional antenna；
It is arranged with reflecting plate 11 and positioned at the both sides of vertical dipole 122 and vertical dipole 122 is connected to by reflecting plate 11
The first backflow circle is respectively equipped with first short-circuit piece 125 and the second short-circuit piece 126, the first short-circuit piece 125 and the second short-circuit piece 126
123 and second backflow circle 124, first backflow circle 123 and second backflow circle 124 both sides connect the both sides of vertical dipole 122 respectively；The
One backflow circle 123 and the second backflow circle 124 are respectively equipped with the first relative regulation regulation oscillator 132 of oscillator 131 and second；Reflection
Plate 11 is provided with relative the first adjustment sheet 111 and the second adjustment sheet 112；
Second coaxial cable 2 passes through reflecting plate 11 by the lower section of reflecting plate 11, and towards the first short-circuit piece 125 or the second short-circuit piece
126 bottoms extend, after extend along the first short-circuit piece 125 or the lower section of the second short-circuit piece 126, be then passed through the first short-circuit piece 125 or
The top of second short-circuit piece 126 extends upwardly to horizontal dipole base material 21；The outer conductor of second coaxial cable 2 and horizontal dipole lower surface
Circuit-line 212 is connected, and the inner wire of the second coaxial cable 2 is connected to form level pole with horizontal dipole upper surface circuit-line 211
Change omnidirectional antenna；On second coaxial cable 2 and positioned between horizontal dipole base material 21 and vertical dipole 122 be provided with choke coil 141,
Isolation can be improved.
The first short-circuit tension disc 114 for fixing the second coaxial cable 2 is additionally provided with reflecting plate 11.
The second short-circuit tension disc 133 for fixing the second coaxial cable 2 is additionally provided with vertical dipole 122.
Vertical dipole 122 of the present invention can be trident sheet or double forks piece shapes, not radiated using bevel-type structure and multi-disc
Formula structure.Therefore, the technique of drawing and forming is needed compared to bevel-type structure, vertical dipole 122 of the invention has simple in construction, easy
The advantages of processing；Needed compared to multi-disc radial construction by more man-made assemblies, vertical dipole 122 of the invention has life
Produce low cost and other advantages.
First short-circuit piece 125 and the second short-circuit piece 126 of the invention can be right angle sheet or arc angle sheet.The
One short-circuit piece 125 and the upper end of the second short-circuit piece 126 are connected with vertical dipole 122, and lower end is connected with reflecting plate 11, Er Qie
One short-circuit piece 125 and the second short-circuit piece 126 are symmetrically distributed in the both sides of vertical dipole 122, so as to drag down standing wave, in addition, also
So that structure is more stablized.
First adjustment sheet 111 and the second adjustment sheet 112 of the invention can be right angle sheet or arc angle sheet.The
One adjustment sheet 111 and the second adjustment sheet 112 are connected with reflecting plate 11, and the first adjustment sheet 111 and the second adjustment sheet 112 are distributed
In the first short-circuit piece 125 and the both sides of the second short-circuit piece 126, standing wave can be dragged down.
It can be right angle piece type or arc angle piece type that the backflow of the present invention first circle 123 and the second backflow, which enclose 124,.The
One backflow circle 123 and the second 124 centre positions of backflow circle respectively with the first short-circuit piece 125 and the second short-circuit piece 126 are corresponding connects,
Disposition of feet is connected with vertical dipole 122, so as to increase bandwidth.
It can be right angle sheet or arc angle piece that the present invention first, which adjusts the regulation oscillator 132 of oscillator 131 and second,
Shape.The connection corresponding with backflow circle 123 and the circle 124 that flows back respectively of the first regulation regulation of oscillator 131 and second oscillator 132, so as to
To optimize directional diagram.
Horizontal dipole upper surface of the present invention circuit-line 211 includes horizontal dipole upper surface power splitter 2111 and horizontal dipole
Upper surface radiating doublet 2112, horizontal dipole upper surface power splitter 2111 is connected with horizontal dipole upper surface radiating doublet 2112,
Form horizontal dipole upper surface circuit-line 211, and horizontal dipole upper surface power splitter 2111 and horizontal dipole upper table surface radiation
Oscillator 2112 is uniformly distributed in 360 degree of horizontal plane.Horizontal dipole lower surface circuit-line 212 of the present invention includes horizontal dipole
Lower surface power splitter 2121 and horizontal dipole lower surface radiating doublet 2122, horizontal dipole lower surface power splitter 2121 shake with level
Sub- lower surface radiating doublet 2122 is connected, and forms horizontal dipole lower surface circuit-line 212, and horizontal dipole lower surface power splitter
2121 are uniformly distributed with horizontal dipole lower surface radiating doublet 2122 in 360 degree of horizontal plane.The reflecting plate, the first regulation
Piece, the second adjustment sheet, connecting screw rod, vertical dipole, the first short-circuit piece, the second short-circuit piece, the first regulation oscillator, the second regulation are shaken
Son, the first short-circuit tension disc, the second short-circuit tension disc, the first backflow circle, the second backflow circle, choke coil, horizontal dipole upper surface
The material such as circuit and horizontal dipole lower surface circuit is metal.
Medium pad and horizontal dipole base material are insulating part.
Short-circuit piece (the first short-circuit piece, the second short-circuit piece) at least 2, backflow circle (the first backflow circle, the second backflow circle)
At least 2, backflow circle centre position is connected with short-circuit piece, and backflow circle left and right pin is connected with vertical dipole.
Oscillator (the first regulation oscillator, the second regulation oscillator) at least 2 is adjusted, is connected with backflow circle.
Adjustment sheet (the first adjustment sheet, the second adjustment sheet) has several, and is evenly distributed on reflecting plate.
First short-circuit tension disc and the second short-circuit tension disc at least 1.
Fig. 6 is the standing wave S11 of the vertical depolarized omnidirectional antenna of the embodiment of the present invention one.
Fig. 7 is the standing wave S22 of the horizontally polarized omnidirectional antenna of the embodiment of the present invention one.
Fig. 8 is the isolation S12 of the bipolar omni-directional ceiling antenna of the embodiment of the present invention one.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all essences in the present invention
Any modification, equivalent substitution or improvement made within refreshing and principle etc., should be included in the scope of the protection.
Claims (10)
1. a kind of bipolar omni-directional ceiling antenna, it is characterised in that including reflecting plate, reflecting plate is provided with the first hole of insertion,
It is provided with first hole in connecting screw rod, the connecting screw rod and is provided with the second hole, medium pad is provided with above second hole,
The medium pad top is provided with vertical dipole, and the first coaxial cable passes through the connecting screw rod and institute below the reflecting plate
Matter pad is given an account of to vertical dipole, and the first coaxial cable outer conductor on the inside of the connecting screw rod with being connected, described first
Coaxial cable inner wire is connected with the vertical dipole, forms vertical depolarized omnidirectional antenna；On the reflecting plate and positioned at described
Vertical dipole both sides are arranged with the first short-circuit piece and the second short-circuit piece that the vertical dipole is connected to by the reflecting plate, institute
State be respectively equipped with the first short-circuit piece and second short-circuit piece the first backflow circle and second backflow circle, it is described first backflow circle and
The second backflow circle both sides respectively connect the vertical dipole both sides；The first backflow circle and the described second backflow circle point
The first regulation oscillator and the second regulation oscillator that She You be not relative；The reflecting plate is provided with relative the first adjustment sheet and second
Adjustment sheet；Second coaxial cable passes through the reflecting plate below the reflecting plate, and upwardly extends and connect the level and shake
Subbase material；The second coaxial cable outer conductor is connected with horizontal dipole lower surface circuit-line, in second coaxial cable
Conductor is connected to form horizontally polarized omnidirectional antenna with horizontal dipole upper surface circuit-line；On second coaxial cable and it is located at
Provided with the choke coil being connected with second coaxial cable between the horizontal dipole base material and the vertical dipole.
2. a kind of bipolar omni-directional ceiling antenna according to claim 1, it is characterised in that the second coaxial cable is by described
Reflecting plate is passed through below reflecting plate, and is extended towards the first short-circuit piece or the second short-circuit piece bottom, after along the first short-circuit piece or the
Extend below two short-circuit pieces, be then passed through the first short-circuit piece or the second short-circuit piece top upwardly extends and connects horizontal dipole base material.
3. a kind of bipolar omni-directional ceiling antenna according to claim 1, it is characterised in that be additionally provided with the reflecting plate
The first short-circuit tension disc for fixing second coaxial cable；It is additionally provided with the vertical dipole for fixing described second
The short-circuit tension disc of the second of coaxial cable.
4. a kind of bipolar omni-directional ceiling antenna according to claim 1, it is characterised in that the vertical dipole is trident
Sheet or double forks piece shapes.
5. a kind of bipolar omni-directional ceiling antenna according to claim 1, it is characterised in that first short-circuit piece and institute
The second short-circuit piece is stated for right angle sheet or arc angle sheet.
6. a kind of bipolar omni-directional ceiling antenna according to claim 1, it is characterised in that first adjustment sheet and institute
The second adjustment sheet is stated for right angle sheet or arc angle sheet.
7. a kind of bipolar omni-directional ceiling antenna according to claim 1, it is characterised in that the first backflow circle and institute
The second backflow circle is stated for right angle sheet or arc angle sheet.
8. a kind of bipolar omni-directional ceiling antenna according to claim 1, it is characterised in that the first regulation oscillator and
The second regulation oscillator is right angle sheet or arc angle sheet.
9. a kind of bipolar omni-directional ceiling antenna according to claim 1, it is characterised in that the horizontal dipole upper surface
Circuit-line includes horizontal dipole upper surface power splitter and horizontal dipole upper surface radiating doublet, horizontal dipole upper surface power splitter
It is connected with horizontal dipole upper surface radiating doublet, forms horizontal dipole upper surface circuit-line, and horizontal dipole upper surface work(point
Device and horizontal dipole upper surface radiating doublet are uniformly distributed in 360 degree of horizontal plane.
10. a kind of bipolar omni-directional ceiling antenna according to claim 1, it is characterised in that the horizontal dipole following table
Face circuit-line includes horizontal dipole lower surface power splitter and horizontal dipole lower surface radiating doublet, horizontal dipole lower surface work(point
Device is connected with horizontal dipole lower surface radiating doublet, forms horizontal dipole lower surface circuit-line, and horizontal dipole lower surface work(
Point device and horizontal dipole lower surface radiating doublet are uniformly distributed 360 degree of horizontal plane is interior.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611156938.8A CN107069186A (en) | 2016-12-15 | 2016-12-15 | A kind of bipolar omni-directional ceiling antenna |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611156938.8A CN107069186A (en) | 2016-12-15 | 2016-12-15 | A kind of bipolar omni-directional ceiling antenna |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107069186A true CN107069186A (en) | 2017-08-18 |
Family
ID=59619333
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611156938.8A Pending CN107069186A (en) | 2016-12-15 | 2016-12-15 | A kind of bipolar omni-directional ceiling antenna |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107069186A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111326851A (en) * | 2020-02-26 | 2020-06-23 | 中国电信股份有限公司 | Antenna device |
| CN111585016A (en) * | 2020-05-14 | 2020-08-25 | 武汉虹信通信技术有限责任公司 | Miniaturized ceiling antenna and performance adjusting method thereof |
| CN115275592A (en) * | 2022-08-01 | 2022-11-01 | 常州仁千电气科技股份有限公司 | Omnidirectional ceiling antenna |
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| JPH08139522A (en) * | 1994-09-13 | 1996-05-31 | Matsushita Electric Works Ltd | Compound antenna and antenna unit |
| CN204011744U (en) * | 2014-05-16 | 2014-12-10 | 深圳市发斯特精密技术有限公司 | A kind of radio frequency self check dual polarized antenna |
| CN204481125U (en) * | 2014-12-26 | 2015-07-15 | 厦门奥佳实业有限公司 | High gain perpendicular polarization omni antenna |
| CN105186105A (en) * | 2015-08-27 | 2015-12-23 | 鲁勇 | General type internet-of-things (IOT) antenna |
| CN205646131U (en) * | 2016-04-05 | 2016-10-12 | 上海中兴通讯技术股份有限公司 | A vertical polarization omni -directional ceiling -mounted antenna |
| CN206497980U (en) * | 2016-12-15 | 2017-09-15 | 深圳市发斯特精密技术有限公司 | A kind of bipolar omni-directional ceiling antenna |
-
2016
- 2016-12-15 CN CN201611156938.8A patent/CN107069186A/en active Pending
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH08139522A (en) * | 1994-09-13 | 1996-05-31 | Matsushita Electric Works Ltd | Compound antenna and antenna unit |
| CN204011744U (en) * | 2014-05-16 | 2014-12-10 | 深圳市发斯特精密技术有限公司 | A kind of radio frequency self check dual polarized antenna |
| CN204481125U (en) * | 2014-12-26 | 2015-07-15 | 厦门奥佳实业有限公司 | High gain perpendicular polarization omni antenna |
| CN105186105A (en) * | 2015-08-27 | 2015-12-23 | 鲁勇 | General type internet-of-things (IOT) antenna |
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| CN206497980U (en) * | 2016-12-15 | 2017-09-15 | 深圳市发斯特精密技术有限公司 | A kind of bipolar omni-directional ceiling antenna |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111326851A (en) * | 2020-02-26 | 2020-06-23 | 中国电信股份有限公司 | Antenna device |
| CN111585016A (en) * | 2020-05-14 | 2020-08-25 | 武汉虹信通信技术有限责任公司 | Miniaturized ceiling antenna and performance adjusting method thereof |
| CN111585016B (en) * | 2020-05-14 | 2023-03-10 | 中信科移动通信技术股份有限公司 | Miniaturized ceiling antenna and performance adjusting method thereof |
| CN115275592A (en) * | 2022-08-01 | 2022-11-01 | 常州仁千电气科技股份有限公司 | Omnidirectional ceiling antenna |
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Application publication date: 20170818 |