CN202150554U - Ultra-wideband dual-polarized antenna oscillator - Google Patents
Ultra-wideband dual-polarized antenna oscillator Download PDFInfo
- Publication number
- CN202150554U CN202150554U CN 201120155752 CN201120155752U CN202150554U CN 202150554 U CN202150554 U CN 202150554U CN 201120155752 CN201120155752 CN 201120155752 CN 201120155752 U CN201120155752 U CN 201120155752U CN 202150554 U CN202150554 U CN 202150554U
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- reflecting plate
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- 230000009977 dual effect Effects 0.000 claims description 18
- 230000010287 polarization Effects 0.000 claims description 16
- 230000005855 radiation Effects 0.000 claims description 12
- 238000003466 welding Methods 0.000 claims description 9
- 239000004020 conductor Substances 0.000 claims description 3
- 238000004512 die casting Methods 0.000 claims 1
- 230000009286 beneficial effect Effects 0.000 abstract description 3
- 238000005266 casting Methods 0.000 abstract 3
- 230000015572 biosynthetic process Effects 0.000 abstract 1
- 230000005284 excitation Effects 0.000 description 3
- 241000510091 Quadrula quadrula Species 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000010295 mobile communication Methods 0.000 description 2
- 125000006850 spacer group Chemical group 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
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Abstract
The utility model discloses an ultra-wideband dual-polarized antenna oscillator which includes a reflecting plate, a plastic pad, a feed piece, radiators, and a support body and a feed circuit board which are molded in one body by pressure casting with the radiators. The frequency scope of a low-frequency band of a dual-polarized radiating unit is from 698MHz to 960MHz, and the relative bandwidth is 44.9%. The frequency scope of a high-frequency band is from 1710MHz to 2700MHz, and the relative bandwidth is 44.9%. Except for the ultra-wideband characteristic, the ultra-wideband dual-polarized antenna oscillator also has the characteristics of simple structure, high reliability, one body pressure casting formation, easy assembly, and the like. The beneficial effects are that the main body structure of the oscillator is formed by pressure casting, so the reliability is high, and the parts of the oscillator, the electrical connecting points, and the intermodulation factors are few, and consequently the crossmodulation is excellent, and the ultra-wideband performance of the oscillator is excellent.
Description
Technical field
The utility model relates to the antenna of mobile communication base station field, relates in particular to a kind of dual-polarized antenna vibrator of ultra broadband.
Background technology
Along with the development of mobile communication technology, the coexistence of multisystem multi-modulation scheme, also increasingly high to the requirement of antenna for base station, integrated, the broadband trend that becomes of antenna.In the frequency range commonly used of dual-polarized directional base station antenna, the frequency range of traditional broad-band antenna low-frequency range is 806MHz-960MHz, and relative bandwidth is 17.4%, and the frequency range of high band is 1710MHz-2170MHz, and relative bandwidth is 23.7%.And the broadband requirement of antenna for base station and not only in this, along with the development of LTE, 700MHz (698MHz-896MHz) and 2600MHz (2300MHz-2700MHz) frequency band also progressively become the main flow service band.In the prior art, the frequency band in 700MHz and 2600MHz and the traditional frequency range adopts independent antenna respectively, thus antenna for base station is of a great variety, the operation method, apparatus has high input, difficult in maintenance.
The utility model content
In order to address the above problem, the utility model provides a kind of good broadband characteristic that has, and is simple in structure; Reliability is high; The integrated die cast dual-polarized antenna vibrator that is easy to assemble, this antenna oscillator is designed into 700MHz and 2600MHz respectively in low-frequency band and the high frequency band, can greatly improve the broadband level of antenna; Reduce the antenna for base station kind, reduce the equipment input of operation side.
For realizing above-mentioned purpose, the utility model adopts following technical scheme to realize:
A kind of ultra wideband dual polarization antenna oscillator is characterized in that it comprises: radiant body, with the integrated supporter of radiant body, feed tab, plastic mattress, reflecting plate and feeder board; Said radiant body comprises two pair of orthogonal dipoles; Half one of each electrode couple is spliced by three radiation daughters successively; 1/4 λ of the centre frequency of low frequency slightly of the corresponding working band of middle radiation daughter; 2 radiation daughters on both sides are corresponding to working band 1/4 λ of high frequency centre frequency slightly, and the shape of dipole half one is similar to maple leaf; Become cylindric with the integrated supporter of radiant body, with reflecting plate mechanical connection/or be fixed on the reflecting plate; Have the cross slot on the supporter, the cross slot is divided into four sub-supporters with supporter except that bottom part, and sub-supporter is four dipole half ones of supporting spokes beam respectively, and four sub-supporter inside have axial hole; The lower shaft of two adjacent axial holes of supporter is to two hollow cylinders of postponing, and cylindrical relevant position is provided with 2 convexities; At the back side of reflecting plate, pass two convexities of extending barrel portion of the supporter of reflecting plate, with the grounded part welding of feeder board, so just can guarantee the continuity of high-frequency current as far as possible; The bottom centre position of supporter; The cylinder that one slightly downward protrusion is arranged; Its center has the screwed hole that is connected that can make radiating element and reflecting plate, and feed tab is passed the axial hole of supporter, and upper end is connected with dipole half one; Lower end extends downwardly into the back side of reflecting plate, and with the welding of the microstrip line of feeder board; Have a slice plastic spacer, plastic spacer to be embedded between supporter and the reflecting plate in the middle of supporter and the reflecting plate, except that the screw thread fixed position at center, remainder guarantees fully to isolate.
Above-mentioned described ultra wideband dual polarization antenna oscillator is characterized in that said axial hole is columniform or elliptical cylinder-shape or cuboid.
Further; As possibility to oscillator feed excitation, above-mentioned described ultra wideband dual polarization antenna oscillator, the lower shaft of two adjacent axial holes that it is characterized in that said supporter is to two hollow cylinders of postponing; Cylindrical relevant position is provided with semicircular hole; Like this, at the back side of reflecting plate, two extension cylinders that pass the supporter of reflecting plate are attend institute's open semicircle shape hole hole wall will be used for the outer conductor welding to the cable of radiant body power supply; And the lower end of feed tab, with the inner wire welding of cable.
Above-mentioned described ultra wideband dual polarization antenna oscillator is characterized in that said feed tab, and it is shaped as inverted L shape.
Above-mentioned described ultra wideband dual polarization antenna oscillator is characterized in that being connected of said feed tab and dipole half one, adopts directly to connect or capacity coupled mode connects.
In the utility model, the frequency range of the low-frequency band of dual-polarization radiating unit is 698MHz-960MHz, and relative bandwidth reaches 44.9%, and the frequency range of high frequency band is 1710MHz-2700MHz, and relative bandwidth reaches 44.9%; The utility model except the ultra broadband characteristic, also have simple in structure, integrated die cast, reliability is high, is easy to characteristics such as assembling.
The beneficial effect of the utility model is: oscillator main structure body part die cast, reliability is high, the oscillator building block is few, electric connection point is few, the intermodulation factor is few, intermodulation is good, especially valuable realization the ultra wideband of oscillator, relative bandwidth reaches 44.9%.
Description of drawings
Fig. 1 is the perspective view of the utility model;
Fig. 2 is the perspective view after the utility model is removed plastic mattress;
Fig. 3 is the vertical view of radiant body;
Fig. 4 is the perspective view of supporter;
Fig. 5 is the polycrystalline substance sketch map of supporter;
Fig. 6 is the structural representation of plastic mattress;
Fig. 7 is the sketch map that plastic mattress is isolated supporter and reflecting plate;
Fig. 8 is the welding sketch map of supporter and feeder board.
Embodiment
Below in conjunction with accompanying drawing the preferred embodiment of the utility model is set forth in detail, thereby the protection range of the utility model is made more explicit defining so that advantage of the utility model and characteristic can be it will be appreciated by those skilled in the art that more easily.
See also Fig. 1 to Fig. 8, a kind of ultra wideband dual polarization antenna oscillator is characterized in that it comprises reflecting plate 1, plastic mattress 2, feed tab 3, radiant body 4 and with the supporter 5 and the feeder board 6 of radiant body one die cast; The oscillator main body is made up of radiant body 4 and supporter 5; Oscillator main body and plastic mattress 2, reflecting plate 1 are fastenedly connected through screw, and plastic mattress 2 is positioned at the centre position of oscillator main body and reflecting plate 1, plays the effect that part is isolated two elements, reaches the purpose that reduces the intermodulation factor; The upper end of feed tab 3 is connected with radiant body 4 through the fastening mode of screw; The positioning action that two plastic cylinders 31,32 on the feed tab 3 had both played feed tab 3; Guarantee the distance of the axial hole perisporium of feed tab 3 and supporter 5, also the self-impedance to the utility model antenna oscillator plays regulating action.
Fig. 3 is the vertical view of radiant body; Radiant body is by two pair of orthogonal dipoles 41; Promptly 4 dipole half ones 42 form, and each dipole half one 42 is spliced by three radiation daughters successively, 1/4 λ of the centre frequency of low frequency slightly of middle radiation daughter 44 corresponding working bands; 2 radiation daughters 43,45 on both sides are corresponding to working band 1/4 λ of high frequency centre frequency slightly, and the shape of dipole half one is similar to maple leaf; The upper end that position, first hole 46 is used for feed tab 3 is threaded with the oscillator main body, and position 47, second hole makes things convenient for feed tab 3 to pass the axial hole of oscillator main body as through hole.
Fig. 4 is the perspective view of supporter; Fig. 5 is the polycrystalline substance sketch map of supporter 5; Have cross slot 51 on the supporter 5; The cross slot is divided into four sub-supporters 52 with supporter except that bottom part, sub-supporter four dipoles, half, 42, four sub-supporters inside of supporting spokes beam respectively has axial hole 53; Two adjacent sub-supporters 52 extend two hollow cylinders 54 downwards along axial hole 53; The relevant position is provided with 2 convexities 55 on the annular arm of hollow cylinder 54; Protruding 55 are used for welding with the earth point of feeder board, to guarantee the continuity of excitation power supply; Supporter 5 bottom centre positions have a little more than the annular round platform 56 around the bottom; Direct contact surface to guarantee oscillator main body and reflecting plate 1 is long-pending few as much as possible; Reduce the intermodulation factor affecting; Annular round platform 56 inside have the screwed hole that vertically extends through the supporter cross gap, and this screwed hole can make the oscillator main body be connected through screw with reflecting plate.
Fig. 6 is the structural representation of plastic mattress; Have center hole 21 on the plastic mattress 2; Be used to entangle the annular round platform 56 of supporter 5, center hole 21 outsides have two profiled holes 22, along the oriented plastic thin wall that extends below of profiled holes 22 hole walls; Be used to isolate on the supporter 5 along axial hole 53 to the outer wall of the hollow cylinder that extends below 54 and profiled holes 11 inwalls of reflecting plate 1, avoid the non-linear intermodulation factor that produces owing to loose contact between the two.
Fig. 7 is the sketch map that plastic mattress 2 is isolated supporter 5 and reflecting plate 1.
Among Fig. 8, the convexity 55 on the supporter 5 on the hollow cylinder that extends below 54 is welded with the earth point 61 of feeder board 6 mutually, and the lower end of feed tab 3 is welded with the microstrip line port 62 of feeder board 6 mutually simultaneously.
Above-mentioned described ultra wideband dual polarization antenna oscillator is characterized in that said axial hole is columniform or elliptical cylinder-shape or cuboid.
Further; As possibility to oscillator feed excitation, above-mentioned described ultra wideband dual polarization antenna oscillator, the lower shaft of two adjacent axial holes that it is characterized in that said supporter is to two hollow cylinders of postponing; Cylindrical relevant position is provided with semicircular hole; Like this, at the back side of reflecting plate, two extension cylinders that pass the supporter of reflecting plate are attend institute's open semicircle shape hole hole wall will be used for the outer conductor welding to the cable of radiant body power supply; And the lower end of feed tab, with the inner wire welding of cable.
Above-mentioned described ultra wideband dual polarization antenna oscillator is characterized in that said feed tab, and it is shaped as inverted L shape.
Above-mentioned described ultra wideband dual polarization antenna oscillator is characterized in that being connected of said feed tab and dipole half one, adopts directly to connect or capacity coupled mode connects.
In the utility model, the frequency range of the low-frequency band of dual-polarization radiating unit is 698MHz-960MHz, and relative bandwidth reaches 44.9%, and the frequency range of high frequency band is 1710MHz-2700MHz, and relative bandwidth reaches 44.9%; The utility model except the ultra broadband characteristic, also have simple in structure, integrated die cast, reliability is high, is easy to characteristics such as assembling.
The beneficial effect of the utility model is: oscillator main structure body part die cast, reliability is high, the oscillator building block is few, electric connection point is few, the intermodulation factor is few, intermodulation is good, especially valuable realization the ultra wideband of oscillator, relative bandwidth reaches 44.9%.
The above; Be merely the embodiment of the utility model; But the protection range of the utility model is not limited thereto; Any those of ordinary skill in the art are in the technical scope that the utility model disclosed, and variation or the replacement that can expect without creative work all should be encompassed within the protection range of the utility model.Therefore, the protection range of the utility model should be as the criterion with the protection range that claims were limited.
Claims (5)
1. a ultra wideband dual polarization antenna oscillator includes feeder board, antenna oscillator, it is characterized in that said broadband dual polarized antenna oscillator comprise reflecting plate, plastic mattress, feed tab, radiant body and with the integrated supporter of radiant body; Said radiant body and supporter constitute the oscillator main body; Oscillator main body and plastic mattress, reflecting plate are fastenedly connected, and plastic mattress is positioned at the centre position of oscillator main body and reflecting plate; The upper end of feed tab is connected with radiant body, and feed tab has two plastic cylinders; Radiant body comprises two pair of orthogonal dipoles; Every pair of orthogonal dipole comprises 2 dipole half ones; Each dipole half one is by three radiation daughter left, center, rights and connect and form; 1/4 λ of the centre frequency of low frequency slightly of the corresponding working band of middle radiation daughter, 2 radiation daughters on both sides are corresponding to working band 1/4 λ of high frequency centre frequency slightly; The upper end of feed tab is connected with the oscillator main body through the position, first hole on the feed tab, has the through hole that the feed tab of making is passed the axial hole of oscillator main body on the feed tab; Have the cross slot on the supporter, the cross slot is divided into four sub-supporters with supporter except that bottom part, and sub-supporter is four dipole half ones of supporting spokes beam respectively, and four sub-supporter inside have axial hole; Two adjacent sub-supporters extend two hollow cylinders downwards along axial hole; The relevant position of hollow cylinder is provided with 2 convexities; At the back side of reflecting plate, protruding earth point with feeder board welds, and the lower end of feed tab is welded with the microstrip line port of feeder board mutually; The supporter bottom centre position have be higher than the bottom around annular round platform, annular round platform inside has the screwed hole that vertically extends through the supporter cross gap, the oscillator main body is connected through screw with reflecting plate; Have the center hole of the annular round platform that is used to entangle supporter on the plastic mattress, the center hole outside has two profiled holes, along the oriented plastic thin wall that extends below of profiled holes hole wall.
2. a ultra wideband dual polarization antenna oscillator includes feeder board, antenna oscillator, it is characterized in that said broadband dual polarized antenna oscillator comprise reflecting plate, plastic mattress, feed tab, radiant body and with the integrated supporter of radiant body; Said radiant body and supporter constitute the oscillator main body; Oscillator main body and plastic mattress, reflecting plate are fastenedly connected, and plastic mattress is positioned at the centre position of oscillator main body and reflecting plate; The upper end of feed tab is connected with radiant body, and feed tab has two plastic cylinders; Radiant body comprises two pair of orthogonal dipoles; Every pair of orthogonal dipole comprises 2 dipole half ones; Each dipole half one is by three radiation daughter left, center, rights and connect and form; 1/4 λ of the centre frequency of low frequency slightly of the corresponding working band of middle radiation daughter, 2 radiation daughters on both sides are corresponding to working band 1/4 λ of high frequency centre frequency slightly; The upper end of feed tab is connected with the oscillator main body through the position, first hole on the feed tab, has the through hole that the feed tab of making is passed the axial hole of oscillator main body on the feed tab; Have the cross slot on the supporter, the cross slot is divided into four sub-supporters with supporter except that bottom part, and sub-supporter is four dipole half ones of supporting spokes beam respectively, and four sub-supporter inside have axial hole; Two adjacent sub-supporters extend two hollow cylinders downwards along axial hole; Hollow cylinder the relevant position semicircular hole is set; At the back side of reflecting plate, pass two outer conductor welding of extending the cable of barrel portion and radiant body feed of the supporter of reflecting plate; The lower end of feed tab is welded with the microstrip line port of feeder board mutually; The supporter bottom centre position have be higher than the bottom around annular round platform, annular round platform inside has the screwed hole that vertically extends through the supporter cross gap, the oscillator main body is connected through screw with reflecting plate; Have the center hole of the annular round platform that is used to entangle supporter on the plastic mattress, the center hole outside has two profiled holes, along the oriented plastic thin wall that extends below of profiled holes hole wall.
3. any ultra wideband dual polarization antenna oscillator according to claim 1 and 2 is characterized in that said radiant body and supporter adopt the mode of die casting one-body molded.
4. any ultra wideband dual polarization antenna oscillator according to claim 1 and 2 is characterized in that said axial hole is columniform or elliptical cylinder-shape or cuboid.
5. any ultra wideband dual polarization antenna oscillator according to claim 1 and 2 is characterized in that two plastic cylinders are arranged on the said feed tab.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201120155752 CN202150554U (en) | 2011-05-16 | 2011-05-16 | Ultra-wideband dual-polarized antenna oscillator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201120155752 CN202150554U (en) | 2011-05-16 | 2011-05-16 | Ultra-wideband dual-polarized antenna oscillator |
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| Publication Number | Publication Date |
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| CN202150554U true CN202150554U (en) | 2012-02-22 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201120155752 Expired - Fee Related CN202150554U (en) | 2011-05-16 | 2011-05-16 | Ultra-wideband dual-polarized antenna oscillator |
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Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103151603A (en) * | 2013-02-28 | 2013-06-12 | 摩比天线技术（深圳）有限公司 | Ultra-wideband dual-polarization radiating unit and array antenna |
| CN103531890A (en) * | 2013-10-18 | 2014-01-22 | 江苏亨鑫无线技术有限公司 | D-frequency-band dual-polarization antenna oscillator |
| CN103682561A (en) * | 2013-12-31 | 2014-03-26 | 安弗施无线射频系统（上海）有限公司 | Fixing device for electric dipole in antenna system |
| CN103762415A (en) * | 2014-01-17 | 2014-04-30 | 摩比天线技术（深圳）有限公司 | Base station antenna element |
| CN104408512A (en) * | 2014-08-27 | 2015-03-11 | 北京中电华大电子设计有限责任公司 | Ultra-wide frequency band electronic tag |
| WO2016078475A1 (en) | 2014-11-18 | 2016-05-26 | 李梓萌 | Miniaturized dipole base station antenna |
| CN106067585A (en) * | 2016-05-20 | 2016-11-02 | 广东通宇通讯股份有限公司 | Antenna radiating element |
| CN106848549A (en) * | 2017-03-15 | 2017-06-13 | 佛山市迪安通讯设备有限公司 | A kind of dual polarized antenna array element |
| EP3280006A1 (en) | 2016-08-03 | 2018-02-07 | Li, Zimeng | A dual polarized antenna |
| CN107887713A (en) * | 2017-10-19 | 2018-04-06 | 深圳市飞荣达科技股份有限公司 | Integrated circuit antenna oscillator and preparation method thereof |
| CN111193099A (en) * | 2020-02-20 | 2020-05-22 | 深圳国人科技股份有限公司 | Dual-polarized radiation unit and base station antenna |
-
2011
- 2011-05-16 CN CN 201120155752 patent/CN202150554U/en not_active Expired - Fee Related
Cited By (19)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103151603A (en) * | 2013-02-28 | 2013-06-12 | 摩比天线技术（深圳）有限公司 | Ultra-wideband dual-polarization radiating unit and array antenna |
| CN103151603B (en) * | 2013-02-28 | 2016-01-20 | 摩比天线技术（深圳）有限公司 | Ultra wideband dual polarization radiating element and array antenna |
| CN103531890A (en) * | 2013-10-18 | 2014-01-22 | 江苏亨鑫无线技术有限公司 | D-frequency-band dual-polarization antenna oscillator |
| CN103531890B (en) * | 2013-10-18 | 2016-08-31 | 江苏亨鑫无线技术有限公司 | A kind of D-frequency-band dual-polarization antenna oscillator |
| CN103682561B (en) * | 2013-12-31 | 2018-08-07 | 安弗施无线射频系统（上海）有限公司 | The fixing device of electric dipole in antenna system |
| CN103682561A (en) * | 2013-12-31 | 2014-03-26 | 安弗施无线射频系统（上海）有限公司 | Fixing device for electric dipole in antenna system |
| WO2015101137A1 (en) | 2013-12-31 | 2015-07-09 | Alcatel-Lucent Shanghai Bell Co., Ltd. | Dipole fixation in antenna system |
| US10879580B2 (en) | 2013-12-31 | 2020-12-29 | Nokia Shanghai Bell Co., Ltd. | Dipole fixation in antenna system |
| CN103762415A (en) * | 2014-01-17 | 2014-04-30 | 摩比天线技术（深圳）有限公司 | Base station antenna element |
| CN103762415B (en) * | 2014-01-17 | 2016-08-17 | 摩比天线技术（深圳）有限公司 | Base station antenna element |
| CN104408512A (en) * | 2014-08-27 | 2015-03-11 | 北京中电华大电子设计有限责任公司 | Ultra-wide frequency band electronic tag |
| WO2016078475A1 (en) | 2014-11-18 | 2016-05-26 | 李梓萌 | Miniaturized dipole base station antenna |
| CN106067585A (en) * | 2016-05-20 | 2016-11-02 | 广东通宇通讯股份有限公司 | Antenna radiating element |
| CN106067585B (en) * | 2016-05-20 | 2018-09-28 | 广东通宇通讯股份有限公司 | Antenna radiating element |
| EP3280006A1 (en) | 2016-08-03 | 2018-02-07 | Li, Zimeng | A dual polarized antenna |
| CN106848549A (en) * | 2017-03-15 | 2017-06-13 | 佛山市迪安通讯设备有限公司 | A kind of dual polarized antenna array element |
| CN107887713A (en) * | 2017-10-19 | 2018-04-06 | 深圳市飞荣达科技股份有限公司 | Integrated circuit antenna oscillator and preparation method thereof |
| CN111193099A (en) * | 2020-02-20 | 2020-05-22 | 深圳国人科技股份有限公司 | Dual-polarized radiation unit and base station antenna |
| CN111193099B (en) * | 2020-02-20 | 2021-01-12 | 深圳国人科技股份有限公司 | Dual-polarized 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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120222 Termination date: 20160516 |