CN107425264A - A kind of bowl-shape Bipolarization antenna for base station radiating element and antenna - Google Patents
A kind of bowl-shape Bipolarization antenna for base station radiating element and antenna Download PDFInfo
- Publication number
- CN107425264A CN107425264A CN201710557172.2A CN201710557172A CN107425264A CN 107425264 A CN107425264 A CN 107425264A CN 201710557172 A CN201710557172 A CN 201710557172A CN 107425264 A CN107425264 A CN 107425264A
- Authority
- CN
- China
- Prior art keywords
- metal
- coaxial cable
- metallic supports
- radiation arm
- radiating element
- 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
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
- H01Q1/12—Supports; Mounting means
-
- 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
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/52—Means for reducing coupling between antennas; Means for reducing coupling between an antenna and another structure
- H01Q1/521—Means for reducing coupling between antennas; Means for reducing coupling between an antenna and another structure reducing the coupling between adjacent antennas
Abstract
The present invention provides a kind of bowl-shape Bipolarization antenna for base station radiating element and antenna, described radiating element includes metab and 4 pairs of metallic supports, metallic supports are arranged on metab, each metallic supports top is provided with metal radiation arm, the downward 90 ° of bendings in front end of each metal radiation arm；Metal feed contiguous block is provided between two metal radiation arms on each pair metallic supports top, metal feed contiguous block is connected with one of metal radiation arm, there is coaxial cable welding groove on another metal radiation arm respective metal support member top, and outer conductor and the coaxial cable welding groove of feeding coaxial lines cable weld；Metal feed contiguous block is provided with back side groove, and the inner wire for feeding coaxial cable is extended in the groove of the back side, is welded with metal feed contiguous block.The present invention has the advantages of high impedance bandwidth, high-isolation and high cross polarization ratio, and its is simple in construction, is easily installed.
Description
Technical field
The present invention relates to wireless communication field, more particularly to a kind of band dual polarization base station antenna radiation unit and antenna.
Background technology
With developing rapidly for GSM, the complexity more and more higher of system, antenna is as its important composition portion
Divide and be also faced with acid test.Market proposes huge demand to broadband communications antenna for base station, it is desirable to which antenna for base station is simultaneous
Hold communication standard as much as possible.China Mobile GSM 900, CHINAUNICOM's GSM900 working frequency range are distributed in 890-960MHz,
China Telecom's CDMA800 working frequency range is distributed in 820-880MHz.It is difficult in order to solve antenna installation addressing, different systems
It is exactly to take into account above-mentioned communication standard, it is necessary to full that system antenna, which realizes coenosarc or problem, the existing maximally effective settling mode such as shares,
Antenna for base station of the foot from 820MHz to 960MHz.
One of the network element of antenna for base station as wireless network, its form develop always to meet telling for wireless network development
Ask and evolution, be the critical component of GSM outdoor cover, there is boundless application prospect.Antenna for base station it is each
The quality of item electric property directly affects the coverage and communication quality of GSM, so operator is to existing
Antenna for base station proposes very high requirement, and heteropolar more than insulated degree requirement 30dB is front and rear than more than 25dB, axial cross-pole
Change and compare in more than 20dB, positive and negative 60 degree of cross-pole ratios also will be in more than 10dB.And with perfect, the these requirements of communication system
Also more and more higher can be become.
The content of the invention
For background technology demand, the present invention provides a kind of bowl-shape dual polarization antenna radiation unit and antenna, to meet city
Field demand.
Technical scheme provides a kind of bowl-shape Bipolarization antenna for base station radiating element, including metab and 4 pairs
Metallic supports, metallic supports are arranged on metab, and each metallic supports top is provided with metal radiation arm, Mei Gejin
Belong to all downward 90 ° of bendings in front end of radiation arm；
Metal feed contiguous block, metal feed connection are provided between two metal radiation arms on each pair metallic supports top
Block is connected with one of metal radiation arm,
There is coaxial cable welding groove on another metal radiation arm respective metal support member top, and the outer of feeding coaxial lines cable is led
Body welds with coaxial cable welding groove；
Metal feed contiguous block is provided with back side groove, and the inner wire for feeding coaxial cable is extended in the groove of the back side, with
Metal feed contiguous block is welded.
Moreover, described metab uses circular ring, metal screws hole, metal are set on described metab
The convex surface of screw hole is higher by metab.
Moreover, being connected with 4 pairs of metallic supports on metab, the length of metallic supports is 1/4 center frequency wavelength,
With metab in angle of 45 degrees.
Moreover, the metal radiation arm on each pair metallic supports top is set in the horizontal plane, each pair metal radiation arm is mutual
Into 90 degree.
Moreover, during installation, the distance of metal radiation arm and reflecting plate is 0.25 center frequency wavelength.
Moreover, the bottom surface of metab, the back side of metallic supports, metal radiation arm and/or bending metal radiation arm are adopted
Use engraved structure.
Moreover, described metab, metallic supports, metal radiation arm and the metal feed integrated pressure of contiguous block
Type casting moulding.
Moreover, setting coaxial cable fixing groove in described metallic supports, coaxial cable welding groove location compares coaxial electrical
Cable fixing groove is high, and coaxial cable fixing groove parcel feed coaxial cable, the back side groove of metal feed contiguous block supports in metal
On the extended line of the coaxial cable fixing groove of part.
Moreover, the metallic supports back side sets north material card positive stop lug boss, buckle is expected using the first day of the lunar month, card positive stop lug boss is expected by the first day of the lunar month
Feed coaxial cable is firmly stuck in metallic supports.
The present invention also provides a kind of antenna, including bowl-shape Bipolarization antenna for base station radiating element as described above.
Compared with prior art, two metal radiation arms of above-mentioned bowl-shape Bipolarization antenna for base station radiating element using 90 degree to
Lower bending, reduces the stretching, extension of radiation arm, so as to effectively reduce the volume of radiating element in the case where ensureing bandwidth.
In antenna after unit group battle array, metal arm that dogleg section is parallel to each other so that the index such as isolation, positive and negative 60 degree of cross-poles ratio
Debug simpler.Contiguous block and metal radiation arm are fed, metallic supports use die casting integrative-structure so that feed is more
It is solid and reliable.And whole radiative unit structure is simple, effectively reduces production cost, and is easily installed and fixes, and has
There is the advantages of high impedance bandwidth, high-isolation and high cross polarization ratio, adapt to the growth requirement of GSM, have important
Market value.
Brief description of the drawings
Fig. 1 is the positive dimensional structure diagram that the embodiment of the present invention adds reflecting plate；
Fig. 2 is the back side dimensional structure diagram of the embodiment of the present invention；
Fig. 3 is the positive dimensional structure diagram of the embodiment of the present invention；
Fig. 4 is the positive positive structure diagram of the embodiment of the present invention；
Fig. 5 is that the survey of the embodiment of the present invention regards structural representation；
Fig. 6 is the back side positive structure diagram of the embodiment of the present invention；
Fig. 7 is the feed positive structure diagram of the embodiment of the present invention；
Fig. 8 is the feed side structure schematic view of the embodiment of the present invention；
Fig. 9 is the feed back side dimensional structure diagram of the embodiment of the present invention；
Figure 10 is that the feed face side of the embodiment of the present invention regards dimensional structure diagram.
In figure：1-reflecting plate；2-screw fixed hole；3-metal feeds contiguous block；4-metal radiation arm；5-metal
Support member；6-metab；7-bending metal radiation arm；8-metal feeds the back side groove of contiguous block；9-metal supports
The back side hollow out position of part；The back side hollow out position of 10-metab；The hollow out position of 11-metal radiation arm；12-coaxial
Cable welding groove；13-coaxial cable fixing groove；The hollow out position of 14-bending metal radiation arm；15-the first day of the lunar month material card limit convex
Platform；16-the first day of the lunar month material buckle；17-feed coaxial cable；18- temporald eixis arrows.
Embodiment
The present invention is described in further detail with reference to listed accompanying drawing and specific way of example.
The present invention provides a kind of bowl-shape Bipolarization antenna for base station radiating element, described radiating element include metab and
4 pairs of metallic supports, metallic supports are arranged on metab, and each metallic supports top is provided with metal radiation arm, often
The all downward 90 ° of bendings in the front end of individual metal radiation arm；
Metal feed contiguous block, metal feed connection are provided between two metal radiation arms on each pair metallic supports top
Block is connected with one of metal radiation arm,
There is coaxial cable welding groove on another metal radiation arm respective metal support member top, and the outer of feeding coaxial lines cable is led
Body welds with coaxial cable welding groove；
Metal feed contiguous block is provided with back side groove, and the inner wire for feeding coaxial cable is extended in the groove of the back side, with
Metal feed contiguous block is welded.
Further, described metab uses circular ring, and bottom surface uses engraved structure, and in metab
Metal screws hole is provided with, the convex surface in metal screws hole will be higher by endless metal base.Preferably, convex surface is higher by 0.5 ---
1mm。
Further, described metallic supports have four groups, and each group of metallic supports are by two parallel metalwork groups
Into.
Such as Fig. 1 to Figure 10, a kind of bowl-shape Bipolarization antenna for base station radiating element of embodiment offer, for installed in reflection
Antenna is formed on edges of boards circle, includes the metab 6 of 1 annular, is fixed on by screw fixed hole 2 on the reflecting plate 1,
Four screw fixed holes 2 are provided with embodiment.
4 pairs of metallic supports 5 are connected with the metab 6 of circular rings, the length of metallic supports is 1/4 centre frequency
Wavelength, with metab 6 in angle of 45 degrees.
The described top of each pair metallic supports 5 is provided with metal radiation arm 4, and described metal radiation arm 4 is in the horizontal plane
Set (on the face parallel with reflecting plate 1), the metal radiation arm 4 described in each pair is in 90 degree.Each metal radiation arm 4 and phase
On a horizontal line, four pairs of metal radiation arms 4 form the shape close to quadrangle by one in adjacent another pair metal radiation arm 4
Shape.Metal radiation arm 4, metab 6 and metallic supports 5 form bowl-shape.
The all downward 90 ° of bendings in the front end of described each pair metal radiation arm 4, bending length is 1/8 center frequency wavelength.I.e.
The top downward bending of described metal radiation arm 4 forms bending metal radiation arm 7, described bending metal radiation arm 7 with it is described
Metal radiation arm 4 in vertical direction into 90 degree.Part after bending is parallel, is intercoupled after feed, so that adjusting
Try simpler.
Metal feed contiguous block 3, metal feed contiguous block 3 and one of metal are provided between each pair metal radiation arm 4
Radiation arm 4 links together, and is disconnected with another metal radiation arm 4.
Preferably, the distance of the metal radiation arm 4 and the reflecting plate 1 is 0.2-0.3 center frequency wavelength.It is preferred that
The distance of ground, metal radiation arm and reflecting plate is 0.25 center frequency wavelength.
Preferably, described metab 6, metallic supports 5, metal radiation arm 4 and metal feed contiguous block 3 are one
Body die cast.
Preferably, the bottom surface of metab, the back side of metallic supports, metal radiation arm and/or bending metal radiation arm
Using engraved structure.
Such as Fig. 2, the back side hollow out position 9, the back side hollow out position 10 of metab, metal radiation of metallic supports are set
Hollow out position 11, the hollow out position 14 of bending metal radiation arm of arm, the weight of radiating element can be reduced.Described metal bottom
The convex surface in four metal screws holes will be higher by endless metal base on seat 6, it is possible to reduce the contact area with the reflecting plate 1,
It is very helpful to the stability for improving third order intermodulation index.Coaxial cable is set to fix in described metallic supports 5
Groove 13, top have a coaxial cable welding groove 12, the position of coaxial cable welding groove 12 is higher than coaxial cable fixing groove 13.
Such as Fig. 8, coaxial cable fixing groove 13 wraps up coaxial cable 17 is fed, described coaxial cable welding groove 12
Outer conductor with feeding coaxial cable 17 is welded, and realizes feed.
Further, the back side of metallic supports 5 sets north material card positive stop lug boss 15, is blocked using the first day of the lunar month material buckle 16 by the first day of the lunar month material
Positive stop lug boss 15 is firmly stuck in coaxial cable 17 is fed in metallic supports 5.Preferably, described north material buckle 16 is bullet
Property north material buckle, described north material card positive stop lug boss 15 is made up of metal bosses of some protrusions at the back side of metallic supports 5,
Such as three metal bosses.It is securely seated between in metallic supports 5, is prevented by coaxial cable 17 is fed by the first day of the lunar month material buckle 16
Feed the slip of coaxial cable 17.
The inner wire of feed coaxial cable 17 is extended in the back side groove 8 of metal feed contiguous block, the feedback of described metal
The back side groove 8 of electric connection block will feed coaxial cable 17 on the extended line of the coaxial cable fixing groove 13 of metallic supports
Inner wire and metal feed contiguous block 3 welded, realize feed.
The embodiment of the present invention also provides a kind of antenna, including bowl-shape Bipolarization antenna for base station radiating element as described above.
In antennas, described radiating element arrangement group battle array or with other high frequency oscillator nested groups battle arrays.Such as Fig. 7, described temporald eixis
Arrow 18 provides direction for unit group battle array.
90 degree of bendings are carried out by radiation arm, adjust spacing, metallic supports and the circular base of two 90 degree of dogleg sections
The designs such as the angle of seat, the radian of metallic supports, this bowl-shape radiating element can make horizontal plane ripple in 790-960MHz frequency ranges
Beam width is converged within 65 ± 5 °, and for the isolation of three radiating elements more than -30db, voltage standing wave ratio is bright below 1.5
Aobvious to be better than other kinds of radiating element, front and rear ratio, isolation and the cross polarization ratio for organizing the antenna after battle array have very big change
It is kind, and be advantageous to process and assemble.Above content is made for the present invention further detailed with reference to specific embodiment
Explanation, it is impossible to assert the present invention specific implementation be confined to these explanations.Those skilled in the art should be understood that not
Depart within the spirit and principles in the present invention, the simple modification and replacement made to the present invention, should all be considered as belonging to this
The protection domain of invention.
Claims (10)
- A kind of 1. bowl-shape Bipolarization antenna for base station radiating element, it is characterised in that：Described radiating element includes metab and 4 To metallic supports, metallic supports are arranged on metab, and each metallic supports top is provided with metal radiation arm, each The all downward 90 ° of bendings in the front end of metal radiation arm；Between two metal radiation arms on each pair metallic supports top be provided with metal feed contiguous block, metal feed contiguous block with One of metal radiation arm is connected,There is a coaxial cable welding groove on another metal radiation arm respective metal support member top, the outer conductor of feeding coaxial lines cable with Coaxial cable welding groove welds；Metal feed contiguous block is provided with back side groove, and the inner wire for feeding coaxial cable is extended in the groove of the back side, with metal Feed contiguous block is welded.
- 2. bowl-shape Bipolarization antenna for base station radiating element according to claim 1, it is characterised in that：Described metab is adopted With circular ring, and metal screws hole is set, the convex surface in metal screws hole is higher by metab on metab.
- 3. bowl-shape Bipolarization antenna for base station radiating element according to claim 1 or claim 2, it is characterised in that：Connect on metab 4 pairs of metallic supports are connected to, the length of metallic supports is 1/4 center frequency wavelength, with metab in angle of 45 degrees.
- 4. bowl-shape Bipolarization antenna for base station radiating element according to claim 1 or claim 2, it is characterised in that：Each pair metal supports The metal radiation arm on part top is set in the horizontal plane, and each pair metal radiation arm is in 90 degree.
- 5. bowl-shape Bipolarization antenna for base station radiating element according to claim 4, it is characterised in that：During installation, metal radiation The distance of arm and reflecting plate is 0.25 center frequency wavelength.
- 6. bowl-shape Bipolarization antenna for base station radiating element according to claim 1 or claim 2, it is characterised in that：The bottom of metab Face, the back side of metallic supports, metal radiation arm and/or bending metal radiation arm use engraved structure.
- 7. bowl-shape Bipolarization antenna for base station radiating element according to claim 1 or claim 2, it is characterised in that：Described metal bottom Seat, metallic supports, metal radiation arm and the metal feed integrated die cast of contiguous block.
- 8. bowl-shape Bipolarization antenna for base station radiating element according to claim 1 or claim 2, it is characterised in that：Described metal branch Coaxial cable fixing groove is set in support member, and coaxial cable welding groove location is higher than coaxial cable fixing groove, coaxial cable fixing groove Parcel feed coaxial cable, metal feed contiguous block back side groove metallic supports coaxial cable fixing groove extended line On.
- 9. bowl-shape Bipolarization antenna for base station radiating element according to claim 1 or claim 2, it is characterised in that：Metallic supports are carried on the back Face sets north material card positive stop lug boss, expects buckle using the first day of the lunar month, is firmly stuck in by the first day of the lunar month material card positive stop lug boss by coaxial cable is fed In metallic supports.
- A kind of 10. antenna, it is characterised in that：Radiated including the bowl-shape Bipolarization antenna for base station as described in claim 1 to 9 single Member.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710557172.2A CN107425264A (en) | 2017-07-10 | 2017-07-10 | A kind of bowl-shape Bipolarization antenna for base station radiating element and antenna |
| PCT/CN2018/084028 WO2019011030A1 (en) | 2017-07-10 | 2018-04-23 | Bowl-shaped dual-polarized base station antenna radiating unit and antenna |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710557172.2A CN107425264A (en) | 2017-07-10 | 2017-07-10 | A kind of bowl-shape Bipolarization antenna for base station radiating element and antenna |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107425264A true CN107425264A (en) | 2017-12-01 |
Family
ID=60426993
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710557172.2A Pending CN107425264A (en) | 2017-07-10 | 2017-07-10 | A kind of bowl-shape Bipolarization antenna for base station radiating element and antenna |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN107425264A (en) |
| WO (1) | WO2019011030A1 (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108039570A (en) * | 2018-01-11 | 2018-05-15 | 江苏亨鑫科技有限公司 | A kind of low section ultra-wideband bipolar radiator |
| CN108281765A (en) * | 2018-01-19 | 2018-07-13 | 武汉虹信通信技术有限责任公司 | A kind of ultra-wideband dual-polarization radiating unit and antenna |
| WO2019011030A1 (en) * | 2017-07-10 | 2019-01-17 | 武汉虹信通信技术有限责任公司 | Bowl-shaped dual-polarized base station antenna radiating unit and antenna |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203826542U (en) * | 2014-04-14 | 2014-09-10 | 江苏捷士通射频系统有限公司 | Broadband dual polarization radiation unit and antenna |
| CN204441453U (en) * | 2015-01-07 | 2015-07-01 | 湖北日海通讯技术有限公司 | For the miniaturized radiating element of multifrequency group battle array |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102013560B (en) * | 2010-09-25 | 2013-07-24 | 广东通宇通讯股份有限公司 | Broadband high-performance dual-polarization radiation unit and antenna |
| CN103956564B (en) * | 2014-04-14 | 2017-03-08 | 江苏捷士通射频系统有限公司 | A kind of Wideband dual-polarization radiating unit and antenna |
| CN204348903U (en) * | 2015-01-26 | 2015-05-20 | 电联工程技术股份有限公司 | A kind of low frequency dual-polarization radiating unit |
| CN106356630B (en) * | 2016-10-31 | 2023-12-26 | 昆山恩电开通信设备有限公司 | Ultra-wideband radiating element and antenna |
| CN107425264A (en) * | 2017-07-10 | 2017-12-01 | 武汉虹信通信技术有限责任公司 | A kind of bowl-shape Bipolarization antenna for base station radiating element and antenna |
| CN107910636B (en) * | 2017-10-26 | 2020-10-13 | 武汉虹信通信技术有限责任公司 | Broadband radiation unit and antenna |
-
2017
- 2017-07-10 CN CN201710557172.2A patent/CN107425264A/en active Pending
-
2018
- 2018-04-23 WO PCT/CN2018/084028 patent/WO2019011030A1/en active Application Filing
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203826542U (en) * | 2014-04-14 | 2014-09-10 | 江苏捷士通射频系统有限公司 | Broadband dual polarization radiation unit and antenna |
| CN204441453U (en) * | 2015-01-07 | 2015-07-01 | 湖北日海通讯技术有限公司 | For the miniaturized radiating element of multifrequency group battle array |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2019011030A1 (en) * | 2017-07-10 | 2019-01-17 | 武汉虹信通信技术有限责任公司 | Bowl-shaped dual-polarized base station antenna radiating unit and antenna |
| CN108039570A (en) * | 2018-01-11 | 2018-05-15 | 江苏亨鑫科技有限公司 | A kind of low section ultra-wideband bipolar radiator |
| CN108039570B (en) * | 2018-01-11 | 2024-03-08 | 江苏亨鑫科技有限公司 | Low-profile ultra-wideband dual-polarized radiation device |
| CN108281765A (en) * | 2018-01-19 | 2018-07-13 | 武汉虹信通信技术有限责任公司 | A kind of ultra-wideband dual-polarization radiating unit and antenna |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2019011030A1 (en) | 2019-01-17 |
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| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20171201 |
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| RJ01 | Rejection of invention patent application after publication |