CN110112555A - A kind of wall aerial of high intermodulation - Google Patents
A kind of wall aerial of high intermodulation Download PDFInfo
- Publication number
- CN110112555A CN110112555A CN201910394578.2A CN201910394578A CN110112555A CN 110112555 A CN110112555 A CN 110112555A CN 201910394578 A CN201910394578 A CN 201910394578A CN 110112555 A CN110112555 A CN 110112555A
- Authority
- CN
- China
- Prior art keywords
- bottom plate
- wall aerial
- balun
- symmetrical dipole
- high intermodulation
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 239000004020 conductor Substances 0.000 claims abstract description 4
- 238000005476 soldering Methods 0.000 claims description 4
- 238000004519 manufacturing process Methods 0.000 abstract description 5
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 abstract description 4
- 206010021703 Indifference Diseases 0.000 abstract 1
- 238000000034 method Methods 0.000 description 4
- 230000008901 benefit Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 230000005855 radiation Effects 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000012512 characterization method Methods 0.000 description 1
- 238000013329 compounding Methods 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 238000009434 installation 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
- H01Q1/007—Details of, or arrangements associated with, antennas specially adapted for indoor communication
-
- 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
- H01Q1/38—Structural form of radiating elements, e.g. cone, spiral, umbrella; Particular materials used therewith formed by a conductive layer on an insulating support
-
- 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
- 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
- H01Q19/106—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 using two or more intersecting plane surfaces, e.g. corner reflector antennas
Landscapes
- Details Of Aerials (AREA)
Abstract
The invention discloses a kind of wall aerials of high intermodulation, which is characterized in that including antenna house, radiating doublet, reflection base and coaxial cable, the lower section of radiating doublet is arranged in reflection base；Radiating doublet includes two groups of cross one another symmetrical dipoles, balun, bottom plates, and mounting hole is equipped on symmetrical dipole and bottom plate, and balun is embedded in mounting hole, is connected and fixed through scolding tin and symmetrical dipole and bottom plate；Balun is made of two pieces of mutually orthogonal pcb boards, and the one side of every piece of pcb board is equipped with the conductor layer for symmetrical dipole and bottom plate to be connected, and another side is equipped with the microstrip line that couple feed is carried out to symmetrical dipole；Coaxial cable is connect with bottom plate by scolding tin, to realize the feed to antenna.The configuration of the present invention is simple improves the third order intermodulation of antenna under the premise of guaranteeing electric property indifference with before, optimizes production operation, reduces cost, consistency is high, suitable for mass production.
Description
Technical field
The present invention relates to antenna technical field more particularly to a kind of wall aerials of high intermodulation.
Background technique
Indoor wall aerial is one kind of indoor distributed system antenna, is mainly used at mansion entrance hall, in lift port, building
In the building such as big room, wireless coverage is carried out to a direction of specific region.Intermodulation refers in non-linear radio frequency route, two
Or generated noise signal after multiple frequency compoundings.Original not existing " mistake " signal that intermodulation generates, can be by system
It is mistakenly considered true signal.System by inter-modulated signal be considered as it is true receive signal in the case where, will so that dropout,
Wrong channel is busy, voice quality declines, power system capacity is limited.Therefore, the antenna for producing high intermodulation is necessary.
Summary of the invention
The purpose of the present invention is primary in a kind of simple structure and reasonable design of offer, the low intermodulation of improvement antenna, raising production
The high intermodulation wall aerial of percent of pass.
To achieve the above objectives, the present invention adopts the following technical scheme that.
A kind of wall aerial of high intermodulation, which is characterized in that including antenna house, radiating doublet, reflection base and coaxial line
The lower section of the radiating doublet is arranged in cable, the reflection base；The radiating doublet includes two groups of cross one another symmetrical vibrations
Son, balun and bottom plate are equipped with mounting hole on the symmetrical dipole and the bottom plate, and the both ends of the balun are respectively embedded into described
It is in mounting hole on symmetrical dipole and the bottom plate and fixed thereto, so that the symmetrical dipole be made to be suspended on the bottom plate
Side；The balun is made of two pieces of mutually orthogonal pcb boards, and it is described right for being connected that the one side of every piece of pcb board is equipped with
Claim the conductor layer of oscillator and the bottom plate, another side is equipped with the microstrip line that couple feed is carried out to the symmetrical dipole；It is described same
Axis cable is connect with the bottom plate, to realize the feed to wall aerial.
It is further preferred that being provided with the side flipped up at the reflection base edge.
It is further preferred that the radiating doublet is fixed by screws in the center of the reflection base.
It is used to fix the radiating doublet it is further preferred that being equipped with one in center position in the reflection base
Circular hole, in order to the installation of the radiating doublet.
It is further preferred that the symmetrical dipole is the printing vibrator being printed on pcb board.
Rabbet position it is further preferred that constituting one block of plate in two pieces of pcb boards of the balun and being equipped with, on another piece
Equipped with clearance position, two pieces of pcb boards intersect interlocking by the mutually matched interlocking position and the clearance position.
It is further preferred that the both ends of the balun are connected and fixed with the symmetrical dipole and the bottom plate soldering respectively.
It is further preferred that the symmetrical dipole is parallel with the bottom plate.
It is further preferred that the working frequency range of the wall aerial are as follows: 1710MHz-2700MHz.
It is further preferred that the coaxial cable and the bottom plate soldering are connected and fixed.
The beneficial effects of the present invention are:
One, radiating doublet is using symmetrical dipole, balun, the structure of bottom plate composition, and symmetrical dipole is suspended at by balun
Above bottom plate, the problem of effectively improving wall aerial low intermodulation.
Two, using special barron structure, and corresponding symmetrical dipole and bottom plate assembling mode are combined, is meeting electrical property
It is required that premise under, compared with wall aerial currently on the market, process can be simplified, reduce cost, improve production efficiency.
Detailed description of the invention
Fig. 1 show the general illustration of the wall aerial of high intermodulation provided by the invention.
Fig. 2 show the structural decomposition diagram of the wall aerial of high intermodulation provided by the invention.
Fig. 3 show the structural schematic diagram of symmetrical dipole.
Fig. 4 show the structural schematic diagram of balun.
Description of symbols:
1: antenna cover, 2: radiating doublet, 3: reflection base, 4: coaxial cable.
2-1: symmetrical dipole, 2-2: balun, 2-3: bottom plate.
4-1: the first coaxial cable, the 4-2: the second coaxial cable.
Specific embodiment
In the description of the present invention, it should be noted that " transverse direction ", " vertical if any term " center " for the noun of locality
To ", " length ", " width ", " thickness ", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top",
The indicating positions such as "bottom", "inner", "outside", " clockwise ", " counterclockwise " and positional relationship are orientation based on the figure or position
Relationship is set, the narration present invention is merely for convenience of and simplifies description, rather than the device or element of indication or suggestion meaning are necessary
It constructs and operates with specific orientation, with particular orientation, should not be understood as limiting specific protection scope of the invention.
In addition, being used for description purposes only if any term " first ", " second ", it is not understood to indicate or imply relatively heavy
The property wanted or the quantity for implicitly indicating technical characteristic." first " is defined as a result, " second " feature can be expressed or implicit include
One or more this feature, in the present description, " at least " are meant that one or more, unless otherwise clearly having
The restriction of body.
In the present invention, except as otherwise clear stipulaties and restriction, should make if any term " assembling ", " connected ", " connection " term
Broad sense goes to understand, for example, it may be being fixedly connected, may be a detachable connection, or be integrally connected；It is also possible to mechanical connect
It connects；It can be directly connected, be also possible to be connected by intermediary, can be and be connected inside two elements.For ability
For the those of ordinary skill of domain, the concrete meaning of above-mentioned term in the present invention can be understood as the case may be.
In invention, unless otherwise specified and limited, fisrt feature second feature "upper" or "lower" may include
First and second features directly contact, also may include fisrt feature and second feature be not direct contact but by them it
Between other characterisation contact.Moreover, fisrt feature second feature " on ", " under " and " above " include fisrt feature
Right above two features and oblique upper, or be only to indicate that first feature horizontal height is higher than the height of second feature.Fisrt feature
Second feature " on ", " under " and " below " include that fisrt feature is directly under or diagonally below the second feature, or only table
Show first feature horizontal height lower than second feature.
Below with reference to the attached drawing of specification, a specific embodiment of the invention is further described, is made of the invention
Technical solution and its benefits are clearer.It describes embodiment below with reference to attached drawing to be exemplary, it is intended to solve
The present invention is released, and is not considered as limiting the invention.
Additional aspect and advantage of the invention will become obviously in following description section, or practice through the invention
Recognize.
As Figure 1-Figure 4, a kind of wall aerial of high intermodulation, including antenna house 1, radiating doublet 2,3 and of reflection base
The lower section of radiating doublet 2 is arranged in coaxial cable 4, reflection base 3, and radiating doublet 2 is fixed by screws in reflection base 3
At heart position.
Wherein, the working frequency range of the wall aerial are as follows: 1710MHz-2700MHz.
The radiating doublet 2 includes two groups of cross one another symmetrical dipole 2-1, balun 2-2, bottom plate 2-3, symmetrical dipole 2-
Mounting hole, the embeddable mounting hole of balun 2-2 are equipped on 1 and bottom plate 2-3, to pass through scolding tin and symmetrical dipole 2-1, bottom plate 2-
3 are connected and fixed.
Preferably, the symmetrical dipole 2-1 is using the printing vibrator being printed on pcb board, the printing vibrator and bottom plate 2-3
It is arranged in parallel.
Preferably, balun 2-2 is made of two pieces of mutually orthogonal pcb boards, and the one side of every piece of pcb board is equipped with for being connected
The conductor layer of symmetrical dipole and bottom plate, another side are equipped with the microstrip line that couple feed is carried out to symmetrical dipole.Constitute the two of balun
Block pcb board, one of plate are equipped with interlocking position, and another block of plate is equipped with clearance position, and two boards intersect interlocking together.
Preferably, having a radius in center position in the reflection base 3 is the circular hole of 10-20mm, convenient for radiation
Oscillator 2 is fixed.The outer edge of reflection base 3 is provided with side, side height is wide for adjusting horizontal lobe in 10-30mm
Degree.
Preferably, coaxial cable 4 includes the first coaxial cable 4-1 and the second coaxial cable 4-2, they and bottom plate 2-3 are logical
Scolding tin connection is crossed, to realize the feed to antenna radiation unit.
Compared with prior art, a kind of high intermodulation wall aerial provided in this embodiment has the advantage that 1) radiation vibration
Son is using symmetrical dipole, balun, the structure of bottom plate composition, and symmetrical dipole is suspended above bottom plate in parallel by balun, effectively
The problem of improving wall aerial low intermodulation.2) special barron structure is used, and combines corresponding symmetrical dipole and bottom plate group
Dress mode compared with wall aerial currently on the market, can simplify process under the premise for meeting requirement on electric performance, reduce
Cost improves production efficiency.
From the foregoing description of structures and principles it should be understood by those skilled in the art that, the present invention not office
It is limited to above-mentioned specific embodiment, this hair is all fallen within using the improvement of techniques well known and substitution on the basis of the present invention
Bright protection scope, protection scope of the present invention should limit it by each claim and its equivalent.In specific embodiment
The part not illustrated is the prior art or common knowledge.
Claims (10)
1. a kind of wall aerial of high intermodulation, which is characterized in that including antenna house, radiating doublet, reflection base and coaxial cable,
The lower section of the radiating doublet is arranged in the reflection base；The radiating doublet include two groups of cross one another symmetrical dipoles,
Mounting hole is equipped on balun and bottom plate, the symmetrical dipole and the bottom plate, the both ends of the balun are respectively embedded into described right
Claim the mounting hole on oscillator and the bottom plate interior and fixed thereto, so that the symmetrical dipole be made to be suspended above the bottom plate；
The balun is made of two pieces of mutually orthogonal pcb boards, and the one side of every piece of pcb board is equipped with for the symmetrical vibration to be connected
The conductor layer of the sub and described bottom plate, another side are equipped with the microstrip line that couple feed is carried out to the symmetrical dipole；The coaxial line
Cable is connect with the bottom plate, to realize the feed to wall aerial.
2. a kind of wall aerial of high intermodulation according to claim 1, it is characterised in that: set at the reflection base edge
It is equipped with the side flipped up.
3. a kind of wall aerial of high intermodulation according to claim 1, it is characterised in that: the radiating doublet passes through screw
It is fixed on the center of the reflection base.
4. a kind of wall aerial of high intermodulation according to claim 1, it is characterised in that: in the reflection base at center
The circular hole for being used to fix the radiating doublet is equipped at position.
5. a kind of wall aerial of high intermodulation according to claim 1, it is characterised in that: the symmetrical dipole is to be printed on
Printing vibrator on pcb board.
6. a kind of wall aerial of high intermodulation according to claim 1, it is characterised in that: constitute two pieces of institutes of the balun
It states one block of plate in pcb board and is equipped with interlocking position, another piece is equipped with clearance position, and two pieces of pcb boards pass through mutually matched institute
It states interlocking position and the clearance position intersects interlocking.
7. a kind of wall aerial of high intermodulation according to claim 1, it is characterised in that: the both ends of the balun respectively with
The symmetrical dipole and the bottom plate soldering are connected and fixed.
8. a kind of wall aerial of high intermodulation according to claim 1, it is characterised in that: the coaxial cable and the bottom
Plate soldering is connected and fixed.
9. a kind of wall aerial of high intermodulation according to claim 1, it is characterised in that: the symmetrical dipole and the bottom
Plate is parallel.
10. a kind of wall aerial of high intermodulation according to claim 1, it is characterised in that: the work of the wall aerial
Frequency range are as follows: 1710MHz-2700MHz.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910394578.2A CN110112555A (en) | 2019-05-13 | 2019-05-13 | A kind of wall aerial of high intermodulation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910394578.2A CN110112555A (en) | 2019-05-13 | 2019-05-13 | A kind of wall aerial of high intermodulation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110112555A true CN110112555A (en) | 2019-08-09 |
Family
ID=67489816
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910394578.2A Pending CN110112555A (en) | 2019-05-13 | 2019-05-13 | A kind of wall aerial of high intermodulation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110112555A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006086739A (en) * | 2004-09-15 | 2006-03-30 | Sharp Corp | Antenna |
| KR101375131B1 (en) * | 2012-12-03 | 2014-03-17 | 박진영 | Dual polarization dipole antenna |
| CN204407509U (en) * | 2014-12-18 | 2015-06-17 | 佛山市粤海信通讯有限公司 | A kind of Novel wall hanger antenna |
| CN206639917U (en) * | 2017-03-29 | 2017-11-14 | 佛山市盛夫通信设备有限公司 | A kind of double band dual polarization wall aerials |
| CN109411872A (en) * | 2018-12-08 | 2019-03-01 | 佛山市盛夫通信设备有限公司 | Minimize dual polarization wall aerial |
| CN210006901U (en) * | 2019-05-13 | 2020-01-31 | 佛山市盛夫通信设备有限公司 | high intermodulation wall-mounted antenna |
-
2019
- 2019-05-13 CN CN201910394578.2A patent/CN110112555A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006086739A (en) * | 2004-09-15 | 2006-03-30 | Sharp Corp | Antenna |
| KR101375131B1 (en) * | 2012-12-03 | 2014-03-17 | 박진영 | Dual polarization dipole antenna |
| CN204407509U (en) * | 2014-12-18 | 2015-06-17 | 佛山市粤海信通讯有限公司 | A kind of Novel wall hanger antenna |
| CN206639917U (en) * | 2017-03-29 | 2017-11-14 | 佛山市盛夫通信设备有限公司 | A kind of double band dual polarization wall aerials |
| CN109411872A (en) * | 2018-12-08 | 2019-03-01 | 佛山市盛夫通信设备有限公司 | Minimize dual polarization wall aerial |
| CN210006901U (en) * | 2019-05-13 | 2020-01-31 | 佛山市盛夫通信设备有限公司 | high intermodulation wall-mounted antenna |
Non-Patent Citations (1)
| Title |
|---|
| 陈璋卿: "用于基带雷达引信的平面等角螺旋天线的特性与设计", 上海航天, no. 02, 25 April 1997 (1997-04-25) * |
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