CN201038329Y - Double polarized plate-like directional base station antenna radiator - Google Patents
Double polarized plate-like directional base station antenna radiator Download PDFInfo
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- CN201038329Y CN201038329Y CNU2007200510688U CN200720051068U CN201038329Y CN 201038329 Y CN201038329 Y CN 201038329Y CN U2007200510688 U CNU2007200510688 U CN U2007200510688U CN 200720051068 U CN200720051068 U CN 200720051068U CN 201038329 Y CN201038329 Y CN 201038329Y
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- oscillator arms
- base station
- radiating element
- station antenna
- antenna radiator
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Abstract
The utility model discloses an ambipolar platelike directional base station antenna radiator which comprises a radialized array arranged on a baffle-board, and a supporting conductor used for making the radialized array supported on the baffle-board; the utility model is characterized in that the radialized array comprises two or more sets of radiating elements, and each radiating element consists of two vibration generator arms which take a central symmetry, the vibration generator arms of the radialized array are equivalent and arranged along the circumference, and respectively supported by a supporting conductor, each two adjacent vibration generator arms are mutually orientated at equiangular setover to each other, and gaps are arranged amongst the vibration generator arms; and each feed network is connected with each set of radiating element. The utility model has the advantages that the ambipolar platelike directional base station antenna radiator is capable of being worked in the frequency domain 1550 MHz to 2550 MHz, and the voltage standing wave ratio is smaller than 1.4, thereby the utility model is capable of realizing the horizontal 65 degree beam width. Thereby the utility model is capable of being used in communication systems such as GSM1800, CDMA2000, WCDMA, DCS and PCS, etc.
Description
Technical field
The utility model relates to the base stations in mobile communication system antenna, relates in particular to the radiating element of double-polarization plate directional base station antenna.
Background technology
Current, along with the develop rapidly of science and technology, mobile communication is being brought into play more and more important effect in daily life.Because the increasing sharply of number of users, the working frequency range of various standards be all in continuous expansion, and 3G (Third Generation) Moblie also dominates the market gradually, and this makes the base station require more and more wideer to the frequency band of antenna.Antenna for base station generally is combined into array format by the radiating element of same form, and the radiating element of antenna for base station generally has two kinds of forms at present, and a kind of is the air microstrip form, and a kind of is the oscillator form.The antenna frequency band of air microstrip form is too narrow, though the bandwidth that can adopt additional one or more layers parasitic patch technology to come the broadening microstrip antenna, frequency band is still narrower, and makes the structure of antenna become complicated.The radiating element of oscillator form is that folding integration of unitary piece of metal forms substantially, though its frequency band broad but still limited, and owing to adopt folding integration of unitary piece of metal to form, make it greatly also need more securing member to fixedly connected with welding scope of Antenna baseplate, process complexity has limited batch process.
The utility model content
The purpose of this utility model has been to provide a kind of broadband double-polarization plate directional base station antenna radiator of the 3G of being applicable to mobile communication system.
The technical solution of the utility model is: a kind of double-polarization plate directional base station antenna radiator, comprise: a radiating curtain that is placed on the reflecting plate, supportive conductors, these supportive conductors are supported on radiating curtain on the reflecting plate, it is characterized in that: described radiating curtain comprises two groups or more radiating element, each unit is made up of two oscillator arms that are centrosymmetric, form each oscillator arms equivalence of radiating curtain and support by a supportive conductors around circumference setting and each, each adjacent vibration generators arm is mutually the isogonism biasing, gapped between each oscillator arms, each feeding network is connected to respectively respectively and organizes on the radiating element.
Actual measurement shows that advantage of the present utility model is to be operated in 1550MHZ～2550MHZ frequency range, and voltage standing wave ratio can realize horizontal plane 65 degree beamwidths less than 1.4.The utility model can be used for GSM1800, CDMA2000, WCDMA, DCS, communication systems such as PCS.
Further improvement as such scheme, it is characterized in that: described radiating curtain comprises two groups of radiating elements totally four oscillator arms that are centrosymmetric in twos, the adjacent vibration generators arm is mutually 90 degree biasings, gap between each oscillator arms forms a cross-formed slits, an oscillator arms in each radiating element has a power feed hole to supply the coaxial cable of feeding network to pass and be electrically connected with the outer conductor of this coaxial cable with its supportive conductors junction, it is short dot that there is a cylindrical bump another oscillator arms and its supportive conductors connecting portion upper end, wherein the oscillator arms of a radiating element is sunk in its power feed hole and short-circuit point, form two and be in conplane step, first feed butt strip two ends across first radiating element, two oscillator arms connect the short dot of this radiating element oscillator arms and the inner conductor at power feed hole place respectively, second feed butt strip two ends across first radiating element, two oscillator arms connect the short dot of this radiating element oscillator arms and the inner conductor at power feed hole place respectively, constitute the feed converter, make CURRENT DISTRIBUTION balance on opposed two oscillator arms.
Above-mentioned each oscillator arms, supportive conductors, pedestal are one-body molded, and each supportive conductors is contour and divide and to be listed on the pedestal, and the cross section of supportive conductors is U type groove shape, can penetrate coaxial cable and are fixed.
Above-mentioned oscillator arms is preferably the sector structure of inner hollow out, and hollow-out parts has at least one support bar.
Above-mentioned oscillator arms and place, supportive conductors connecting portion two edges have a v-notch respectively, but this its working band of structure broadening.
Description of drawings
Fig. 1: the structural representation of the utility model embodiment one;
Fig. 2: the schematic perspective view of the utility model radiating curtain embodiment one;
Fig. 3: the floor map of the utility model radiating curtain embodiment one;
Fig. 4: the structural representation of the utility model radiating curtain embodiment one;
Fig. 5: the end view of the utility model radiating curtain embodiment one;
Fig. 6: the schematic perspective view of the utility model radiating curtain embodiment two.
Embodiment
Embodiment one, in conjunction with Fig. 1～Fig. 5 the utility model specific embodiments is described.The radiating curtain of the double-polarization plate directional base station antenna radiator in the present embodiment is made up of a complete module, and the radiating curtain dielectric substance is an aluminium, and electroplate is handled.Among Fig. 1, double-polarization plate directional base station antenna radiator comprises: reflecting plate 18,1,2,3,4, four of the oscillator arms that is sector structure of four inner hollow outs are respectively with each oscillator arms supportive conductors 5,6,7,8 connected vertically and be connected the pedestal 28 of four supportive conductors bottoms.These four oscillator arms that oscillator arms is centrosymmetric in twos, be that oscillator arms 1 is centrosymmetric with oscillator arms 3, oscillator arms 2 is centrosymmetric with oscillator arms 4, the adjacent vibration generators arm is mutually 90 degree biasings, gap between each oscillator arms forms a cross-formed slits 26, and the hollow-out parts of each oscillator arms has many support bars 25.Each oscillator arms, supportive conductors, pedestal are one-body molded, and each supportive conductors is contour and divide and be listed on the pedestal, and supportive conductors has a U type groove 24 that extends along its length direction, and groove 24 can penetrate coaxial cable and be fixed.Oscillator arms and place, supportive conductors connecting portion two edges have a v-notch 27 respectively, but this its working band of structure broadening.
Each feeding network adopts coaxial cable feed, and oscillator arms 1 has a power feed hole 9 with supportive conductors 5 junctions, and oscillator arms 4 is a power feed hole 10 with supportive conductors 8 junctions.It is short dot 11 that oscillator arms 3 has a cylindrical bump with supportive conductors 7 connecting portions upper end, and it is short dot 12 that oscillator arms 2 has a cylindrical bump with supportive conductors 6 connecting portions upper end.Place a plastic insulation sheet 15 respectively on power feed hole 9,10 and the short dot 11,12. Oscillator arms 2,4 and supportive conductors 6,8 connecting portions sink to forming and are in conplane two steps, and the two ends of feed butt strip 14 are placed on respectively on the insulating trip on power feed hole 10 and the short dot 12.The two ends of feed butt strip 13 are placed on respectively on the insulating trip on power feed hole 9 and the short dot 11.The cross section of four supportive conductors is U type groove shape, and two coaxial cables pass corresponding hole on the reflecting plate respectively and insert power feed hole 9,10 along the groove of supportive conductors 5,8.Coaxial cable 16 outer conductors and oscillator arms 4 at power feed hole 10 places by being welded to connect, cable inner conductor 17 is welded on an end of feed butt strip 14, the other end of feed butt strip 14 is welded on the short dot 12, constitutes the feed converter, makes the CURRENT DISTRIBUTION balance on the oscillator arms 2,4.In like manner, by being welded to connect, weld with this another inner conductor 19 and short dot 11 respectively at feed butt strip 13 two ends, constitutes the feed converter at power feed hole 9 places for another coaxial cable outer conductor and oscillator arms 1.Radiator pedestal center has an aperture 20, and the fixing point 21,22 of two projectioies is arranged at the bottom.During installation, two fixing points 21,22 are inserted in the hole corresponding on the reflecting plate 18, by hole 20 radiator is fixedlyed connected with reflecting plate 18 with screw.It is the radiator feed that coaxial cable constitutes feeding network at the reflecting plate back side.Show that through actual measurement this double-polarization plate directional base station antenna radiator is in 1550MHZ～2550MHZ frequency range, voltage standing wave ratio can realize horizontal plane 65 degree beamwidths less than 1.4, is applicable to the 3G mobile communication system.And the utlity model has incorporate characteristics, easily install and fix.
Embodiment two, and with reference to figure 6, what present embodiment was different with a last embodiment is: oscillator arms is tabular, and inside is hollow out not; Oscillator arms and place, supportive conductors connecting portion two edges cancel v-notch 27, are to seamlessly transit.
Claims (10)
1. double-polarization plate directional base station antenna radiator, comprise: a radiating curtain that is placed on the reflecting plate, supportive conductors, these supportive conductors are supported on radiating curtain on the reflecting plate, it is characterized in that: described radiating curtain comprises two groups or more radiating element, each unit is made up of two oscillator arms that are centrosymmetric, form each oscillator arms equivalence of radiating curtain and support by a supportive conductors around circumference setting and each, each adjacent vibration generators arm is mutually the isogonism biasing, gapped between each oscillator arms, each feeding network is connected to respectively respectively and organizes on the radiating element.
2. a kind of double-polarization plate directional base station antenna radiator according to claim 1, it is characterized in that: described radiating curtain comprises two groups of radiating elements totally four oscillator arms that are centrosymmetric in twos, the adjacent vibration generators arm is mutually 90 degree biasings, gapped between each oscillator arms, first feeding network is connected to first radiating element, and second feeding network is connected to second radiating element.
3. a kind of double-polarization plate directional base station antenna radiator according to claim 1 and 2, it is characterized in that: feeding network adopts coaxial cable feed, the outer conductor of the coaxial cable of first feeding network is electrically connected with first radiating element, one oscillator arms, and cable inner conductor is electrically connected with another oscillator arms of first radiating element.
4. a kind of double-polarization plate directional base station antenna radiator according to claim 2, it is characterized in that: an oscillator arms in each radiating element has a power feed hole to supply the coaxial cable of feeding network to pass and be electrically connected with the outer conductor of this coaxial cable with its supportive conductors junction, it is short dot that there is a cylindrical bump another oscillator arms and its supportive conductors connecting portion upper end, wherein the oscillator arms of a radiating element is sunk in its power feed hole and short-circuit point, form two and be in conplane step, first feed butt strip two ends across first radiating element, two oscillator arms connect the short dot of this radiating element oscillator arms and the inner conductor at power feed hole place respectively, and second feed butt strip two ends across first radiating element, two oscillator arms connect the short dot of this radiating element oscillator arms and the inner conductor at power feed hole place respectively.
5. double-polarization plate directional base station antenna radiator according to claim 1 and 2 is characterized in that each oscillator arms and supportive conductors are one-body molded.
6. a kind of double-polarization plate directional base station antenna radiator according to claim 5 is characterized in that, each supportive conductors is contour and divide and to be listed on the integrally formed pedestal.
7. a kind of double-polarization plate directional base station antenna radiator according to claim 1 is characterized in that, supportive conductors has a groove along its length direction extension.
8. a kind of double-polarization plate directional base station antenna radiator according to claim 1 and 2 is characterized in that oscillator arms is preferably the sector structure of inner hollow out.
9. a kind of double-polarization plate directional base station antenna radiator according to claim 8 is characterized in that hollow-out parts has at least one support bar.
10. a kind of double-polarization plate directional base station antenna radiator according to claim 1 and 2 is characterized in that, oscillator arms and place, supportive conductors connecting portion two edges have a v-notch respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007200510688U CN201038329Y (en) | 2007-04-25 | 2007-04-25 | Double polarized plate-like directional base station antenna radiator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007200510688U CN201038329Y (en) | 2007-04-25 | 2007-04-25 | Double polarized plate-like directional base station antenna radiator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201038329Y true CN201038329Y (en) | 2008-03-19 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2007200510688U Expired - Lifetime CN201038329Y (en) | 2007-04-25 | 2007-04-25 | Double polarized plate-like directional base station antenna radiator |
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| CN (1) | CN201038329Y (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101877435A (en) * | 2009-04-30 | 2010-11-03 | 华为技术有限公司 | Wide-band antenna |
| CN102074779A (en) * | 2010-12-03 | 2011-05-25 | 广东通宇通讯股份有限公司 | Broadband dual-polarized antenna unit |
| CN101304122B (en) * | 2008-07-02 | 2011-06-15 | 南京大学 | Apparatus for reinforcing directional radiation of line source |
| US20120001809A1 (en) * | 2009-03-13 | 2012-01-05 | Huawei Technologies Co., Ltd. | Radio frequency unit and integrated antenna |
| CN101707291B (en) * | 2009-11-26 | 2012-10-24 | 广东通宇通讯股份有限公司 | Broadband dual polarized antenna unit |
| CN104681930A (en) * | 2013-11-28 | 2015-06-03 | 广州创锦通信技术有限公司 | High-frequency vibrator with wide frequency band |
| CN106025517A (en) * | 2016-06-23 | 2016-10-12 | 江苏华灿电讯股份有限公司 | High-gain and high-wave velocity dual-polarized antenna |
| CN108183313A (en) * | 2017-12-22 | 2018-06-19 | 华南理工大学 | Ultra wideband dual polarization antenna radiation unit and antenna for base station |
-
2007
- 2007-04-25 CN CNU2007200510688U patent/CN201038329Y/en not_active Expired - Lifetime
Cited By (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101304122B (en) * | 2008-07-02 | 2011-06-15 | 南京大学 | Apparatus for reinforcing directional radiation of line source |
| CN102282778B (en) * | 2009-03-13 | 2013-11-06 | 华为技术有限公司 | Integrated antenna |
| US8781409B2 (en) | 2009-03-13 | 2014-07-15 | Huawei Technologies Co., Ltd. | Radio frequency unit and integrated antenna |
| US20120001809A1 (en) * | 2009-03-13 | 2012-01-05 | Huawei Technologies Co., Ltd. | Radio frequency unit and integrated antenna |
| US8971824B2 (en) * | 2009-03-13 | 2015-03-03 | Huawei Technologies Co., Ltd. | Radio frequency unit and integrated antenna |
| CN101877435B (en) * | 2009-04-30 | 2013-09-11 | 华为技术有限公司 | Wide-band antenna |
| CN101877435A (en) * | 2009-04-30 | 2010-11-03 | 华为技术有限公司 | Wide-band antenna |
| CN101707291B (en) * | 2009-11-26 | 2012-10-24 | 广东通宇通讯股份有限公司 | Broadband dual polarized antenna unit |
| CN102074779B (en) * | 2010-12-03 | 2014-02-12 | 广东通宇通讯股份有限公司 | Broadband dual-polarized antenna unit |
| CN102074779A (en) * | 2010-12-03 | 2011-05-25 | 广东通宇通讯股份有限公司 | Broadband dual-polarized antenna unit |
| CN104681930A (en) * | 2013-11-28 | 2015-06-03 | 广州创锦通信技术有限公司 | High-frequency vibrator with wide frequency band |
| CN104681930B (en) * | 2013-11-28 | 2017-12-29 | 广州创锦通信技术有限公司 | A kind of wide band high frequency oscillator |
| CN106025517A (en) * | 2016-06-23 | 2016-10-12 | 江苏华灿电讯股份有限公司 | High-gain and high-wave velocity dual-polarized antenna |
| CN108183313A (en) * | 2017-12-22 | 2018-06-19 | 华南理工大学 | Ultra wideband dual polarization antenna radiation unit and antenna for base station |
| CN108183313B (en) * | 2017-12-22 | 2020-07-03 | 华南理工大学 | Ultra-wideband dual-polarized antenna radiation unit and base station antenna |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee |
Owner name: GUANGDONG TONGYU COMMUNICATIONS CO., LTD. Free format text: FORMER NAME: GUANGDONG TONGYU COMMUNICATION EQUIPMENT CO., LTD. |
|
| CP03 | Change of name, title or address |
Address after: 528437 Torch Road 9, Torch Development Zone, Guangdong, Zhongshan, -1 Patentee after: Guangdong Tongyu Communications Co., Ltd. Address before: 528437 Torch Road 9, torch hi tech Industrial Development Zone, Guangdong, Zhongshan, -1 Patentee before: Guangdong Tongyu Communication Equipment Co., Ltd. |
|
| CX01 | Expiry of patent term |
Granted publication date: 20080319 |
|
| CX01 | Expiry of patent term |