CN203910970U - Phase shifter for antenna of miniature electric-modulation base station - Google Patents
Phase shifter for antenna of miniature electric-modulation base station Download PDFInfo
- Publication number
- CN203910970U CN203910970U CN201420041539.7U CN201420041539U CN203910970U CN 203910970 U CN203910970 U CN 203910970U CN 201420041539 U CN201420041539 U CN 201420041539U CN 203910970 U CN203910970 U CN 203910970U
- Authority
- CN
- China
- Prior art keywords
- plate
- phase
- phase shifter
- slide plate
- feeding network
- 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.)
- Expired - Fee Related
Links
- 230000001105 regulatory effect Effects 0.000 claims description 14
- 238000010295 mobile communication Methods 0.000 abstract description 2
- 230000010363 phase shift Effects 0.000 description 7
- 238000000034 method Methods 0.000 description 6
- 230000005540 biological transmission Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 230000007547 defect Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 238000003780 insertion Methods 0.000 description 2
- 230000037431 insertion Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 241000826860 Trapezium Species 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
Landscapes
- Variable-Direction Aerials And Aerial Arrays (AREA)
Abstract
The utility model is suitable for the field of mobile communication base station antennas and radio frequency, and provides a phase shifter for an antenna of a miniature electric-modulation base station. The phase shifter comprises two reflecting plates, a sliding plate, two phase-shifting sheets, and a feed network, wherein the arrangement order from the top to the bottom is the upper reflecting plate, the upper phase shifter, the feed network, the lower phase shifter, and the lower reflecting plate. The sliding plate is disposed beside a first side of the feed network. The height of the sliding plate is equal to the height of the feed network. Two sides of the sliding plate are provided with two cross grooves in a parallel manner. The lower reflecting plate is provided with a fixed piece which is slidingly disposed in the cross groove in a passing-through manner. The central part of the sliding plate is provided with at least one inclined groove. The ratio of the projection length, in a direction perpendicular to the direction of the cross groove, of two ends of a first sliding zone of the inclined groove to the length of a second sliding zone of the cross groove is 10:26. Therefore, the structural design of the phase shifter provided by the utility model meets the requirement of good cross modulation and miniaturization.
Description
Technical field
The utility model relates to antenna of mobile communication base station and RF application, relates in particular to a kind of phase shifter of miniaturized electric regulating antenna for base station.
Background technology
Phase shifter is to be applied to the critical component that electricity is adjusted antenna for base station, can change the beam scanning angle of array antenna, i.e. angle of declination, so electrical tilt antenna can, by adjusting the phase shift position of phase shifter, change the coverage of antenna beam flexibly.In principle, being applied to electricity adjusts the passive phase shifter of antenna for base station to have two kinds of methods to realize, the one, in feeder line, insert the method for medium, in the process of electromagnetic transmission, the medium inserting can change the dielectric coefficient of transmission medium, thereby change electromagnetic wavelength, be equivalent to the variation of electromagnetic wave stroke, be i.e. the variation of current feed phase.This method realizes simple, but due to the introducing of medium, can cause changes in amplitude that feeder line is larger and larger insertion loss.The 2nd, change the length of feeder line, increase or reduce the length of feeder line, namely directly increase or reduce electromagnetic stroke, thereby reaching the variation of current feed phase.Use this phase-moving method, feeder line changes in amplitude is little, insertion loss is little, but some implementation method can make amount of phase shift nonlinear change, and structure realizes more complicated, and size is larger.
In summary, in actual use, obviously there is inconvenience and defect in prior art, so be necessary to be improved.
Utility model content
For above-mentioned defect, the purpose of this utility model is to provide a kind of phase shifter of miniaturized electric regulating antenna for base station, it is for having good intermodulation characteristic, larger amount of phase shift, the high dielectric coefficient medium phase shifter of less changes in amplitude and amount of phase shift linear change, and the structural design that requires phase shifter package meets certain width requirement, guarantee that phase shifter package can be used on the reflecting plate of the wide 110MM of being not more than.
To achieve these goals, the utility model provides a kind of phase shifter of miniaturized electric regulating antenna for base station, comprise two reflecting plates, one slide plate, two phase plates, feeding network, be provided with successively from top to bottom reflecting plate, upper phase plate, described feeding network, lower phase plate, lower reflecting plate, described slide plate is located at the side of the first side of described feeding network, and described slide plate and described feeding network are contour, described slide plate both sides two translots that be arranged in parallel, described lower reflecting plate is provided with fixture, and described fixture wears and slides and is arranged in described translot, the middle part of described slide plate is also provided with at least one skewed slot, the second sliding area length ratio of the first two ends, sliding area of described skewed slot on the projected length perpendicular in described translot direction and described translot is 10:26, described phase plate wears by nested post and slides and is arranged at described skewed slot, on described lower reflecting plate, be also provided with lead, described phase plate center is provided with gathering sill, and described lead is arranged in the described gathering sill of described lower phase plate.
According to phase shifter described in the utility model, described slide plate is arranged with two described skewed slots in parallel, and described nested post has two.
According to phase shifter described in the utility model, a side of described slide plate is provided with reference column, barb, and described phase plate can connect a pull bar by described reference column, described barb, and described pull bar connects a plurality of described phase shifters by described reference column.
According to phase shifter described in the utility model, described fixture is located in described translot, and described fixture comprises continuously connected fastener and plastic mattress.
According to phase shifter described in the utility model, the second side of described feeding network is less than 19.33MM to the distance of a side of the described slide plate of the first side away from described feeding network.
According to phase shifter described in the utility model, described phase plate is arranged with breach in described gathering sill both sides.
According to phase shifter described in the utility model, the working frequency range scope of described phase shifter is 1710～2700MHz.
According to phase shifter described in the utility model, described phase plate is that high-k material is made.
The space that the utility model utilizes phase plate to slide by the structural design of phase shifter package, in the space of sliding, place slide plate, long-range electric turning antenna driver is by driving the slide plate in phase plate, slide plate drives phase plate to change Downtilt, guarantees that slide plate does not increase the width of phase shifter package.
Accompanying drawing explanation
Fig. 1 is the phase shifter three-dimensional exploded view of the utility model miniaturized electric regulating antenna for base station;
Fig. 2 is the inner schematic perspective view of the phase shifter of the utility model miniaturized electric regulating antenna for base station;
Fig. 3 A is one of phase shifter slide plate mobile status schematic diagram of the utility model miniaturized electric regulating antenna for base station;
Fig. 3 B be the utility model miniaturized electric regulating antenna for base station phase shifter slide plate mobile status schematic diagram two;
Fig. 4 is phase shifter slide plate the first sliding area, the second sliding area schematic diagram of the utility model miniaturized electric regulating antenna for base station.
Embodiment
In order to make the purpose of this utility model, technical scheme and advantage clearer, below in conjunction with drawings and Examples, the utility model is further elaborated.Should be appreciated that specific embodiment described herein is only in order to explain the utility model, and be not used in restriction the utility model.
The utility model provides a kind of phase shifter of miniaturized electric regulating antenna for base station, it is for having good intermodulation characteristic, the high dielectric coefficient medium phase shifter of less changes in amplitude and amount of phase shift linear change, and the structural design that requires phase shifter package meets certain width requirement, guarantee that phase shifter package can be used on the reflecting plate of the wide 110MM of being not more than.
The structural design central idea of the phase shifter package of the utility model miniaturized electric regulating antenna for base station is, slide plate is positioned in two phase plates, make full use of the space that phase plate slidably reciprocates, guarantee that slide plate does not increase the width of phase shifter package, the space that utilizes phase plate to slide, in the space of sliding, place slide plate, electrical tilt antenna is by driving the slide plate in phase plate, and slide plate drives phase plate to change Downtilt.
For achieving the above object, the utility model provides a kind of phase shifter of miniaturized electric regulating antenna for base station, as shown in Figure 1, comprise two reflecting plates, one slide plate 2, two phase plates 10, feeding network 7, be provided with successively from top to bottom reflecting plate 32, upper phase plate, feeding network 7, lower phase plate, lower reflecting plate 31, described slide plate is located at the side of the first side of feeding network 7, and contour with feeding network 7, slide plate 2 both sides two translots 22 that be arranged in parallel, lower reflecting plate 31 is provided with fixture, and described fixture wears and slides and is arranged in translot 22, the middle part of slide plate 2 is also provided with at least one skewed slot 23, skewed slot 23 first two ends, sliding area are 10:26 in the projected length perpendicular in translot 22 directions and translot 22 second sliding area length ratios, phase plate 10 is worn and is slided by nested post 12 and is arranged at skewed slot 23, on described lower reflecting plate 31, be also provided with lead, phase plate 10 centers are provided with gathering sill 11, and lead 3 is arranged in the gathering sill 11 of described lower phase plate.
As Fig. 4, the length of described the first sliding area refers to when described nested post 12 is positioned at skewed slot 23 two ends, two position wire lengths at nested post 12 post heart places, the two ends that the vertical displacement of phase plate 10 equals described the first sliding area are in the projected length perpendicular in translot 22 directions, slide plate 2 transverse shifting distances equal described the second sliding area length, and the length of described the second sliding area is the distance of described fixture two fixture center when translot 22 two ends.As shown in Fig. 3 A, Fig. 3 B, described slide plate 2 moves to rightmost, and phase plate 10 moves vertically to the end, blocks feeding network 7, and slide plate 2 moves to Far Left, and phase plate 10 is got back to apart from feeding network 7 position farthest.
Be more preferably, the middle part of slide plate 2 is also arranged with two skewed slots 23 in parallel, and phase plate 10 is arranged in skewed slot 23 by two nested posts 12.As shown in Figure 2, the transmission of slide plate 2 drives phase plate 10 vertically to move with respect to slide plate 2.Translot 22 on slide plate 2 and described fixture limit the motion track of slide plate 2, the skewed slot 23 of slide plate 2 drives phase plate 10 to move with the nested post of phase plate 10 12, and the gathering sill 11 of the center position on lead 3 and phase plate 10 guarantees the rectilinear motion of phase plates 10.
One side of slide plate 2 is provided with reference column 21, barb 24, and phase plate 10 can connect a pull bar by reference column 21, barb 24, described pull bar connects a plurality of described phase shifters by described reference column 21, has simplified the interconnective structure of described phase shifter, has reduced width.Further, described fixture is located in translot 22, and described fixture comprises continuously connected fastener 5 and plastic mattress 4.
The second side of feeding network 7 is less than 19.33MM to the distance of a side of the slide plate 2 of the first side away from feeding network 7.Phase plate 10 is arranged with breach in gathering sill 11 both sides, and as shown in Figure 3A, the shape of described breach can be right-angled trapezium, and long base is on phase plate 10 side edges.
Be more preferably, phase plate 10 is made for high-k material, can realize large-scale phase-shift phase and change, and the working frequency range scope of phase shifter is 1710～2700MHz.Long-range electric turning antenna driver is by driving slide plate 2, and slide plate 2 drives described phase plate 10 to move, and when connecting a plurality of described phase shifters, in complete feeding network network, plays phase shift effect, makes antenna pattern obtain the desirable effect that has a down dip.
The assemble sequence of as shown in Figure 1, assembling described phase shifter is: the first step: lead 3, plastic mattress 4 are assemblied on lower reflecting plate 31; Second step: phase plate 10 is enclosed within on lead 3; The 3rd step: slide plate 2 is placed on phase plate 10, plastic mattress 4; The 4th step: continuously connected fastener 5 inserts in plastic mattress 4 by slide plate 2, makes its difficult drop-off; The 5th step: upper phase plate is buckled on lower phase plate through the skewed slot 23 of slide plate 2, makes its difficult drop-off; The 6th step: guarantee that slide plate 2 can slide back and forth smoothly.
In sum, the phase shifter of the utility model miniaturized electric regulating antenna for base station is by the design of slide plate, make phase plate mutually vertical with the direction of motion of slide plate, under the condition allowing in space, make the sliding length of slide plate much larger than the sliding length of phase plate, to phase shifter package, will greatly reduce output torque like this, guarantee the reliability of integrated antenna transmission.
Certainly; the utility model also can have other various embodiments; in the situation that not deviating from the utility model spirit and essence thereof; those of ordinary skill in the art are when making various corresponding changes and distortion according to the utility model, but these corresponding changes and distortion all should belong to the protection range of the appended claim of the utility model.
Claims (7)
1. the phase shifter of a miniaturized electric regulating antenna for base station, it is characterized in that, comprise two reflecting plates, one slide plate, two phase plates, feeding network, be provided with successively from top to bottom reflecting plate, upper phase plate, described feeding network, lower phase plate, lower reflecting plate, described slide plate is located at the side of the first side of described feeding network, and described slide plate and described feeding network are contour, described slide plate both sides two translots that be arranged in parallel, described lower reflecting plate is provided with fixture, and described fixture wears and slides and is arranged in described translot, the middle part of described slide plate is also provided with at least one skewed slot, the second sliding area length ratio of the first two ends, sliding area of described skewed slot on the projected length perpendicular in described translot direction and described translot is 10:26, described phase plate wears by nested post and slides and is arranged at described skewed slot, on described lower reflecting plate, be also provided with lead, described phase plate center is provided with gathering sill, and described lead is arranged in the described gathering sill of described lower phase plate.
2. phase shifter according to claim 1, is characterized in that, described slide plate is arranged with two described skewed slots in parallel, and described nested post has two.
3. phase shifter according to claim 2, it is characterized in that, one side of described slide plate is provided with reference column, barb, and described phase plate can connect a pull bar by described reference column, described barb, and described pull bar connects a plurality of described phase shifters by described reference column.
4. phase shifter according to claim 1, is characterized in that, described fixture is located in described translot, and described fixture comprises continuously connected fastener and plastic mattress.
5. phase shifter according to claim 1, is characterized in that, the second side of described feeding network is less than 19.33MM to the distance of a side of the described slide plate of the first side away from described feeding network.
6. phase shifter according to claim 1, is characterized in that, described phase plate is arranged with breach in described gathering sill both sides.
7. phase shifter according to claim 1, is characterized in that, the working frequency range scope of described phase shifter is 1710～2700MHz.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420041539.7U CN203910970U (en) | 2014-01-22 | 2014-01-22 | Phase shifter for antenna of miniature electric-modulation base station |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420041539.7U CN203910970U (en) | 2014-01-22 | 2014-01-22 | Phase shifter for antenna of miniature electric-modulation base station |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203910970U true CN203910970U (en) | 2014-10-29 |
Family
ID=51785217
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420041539.7U Expired - Fee Related CN203910970U (en) | 2014-01-22 | 2014-01-22 | Phase shifter for antenna of miniature electric-modulation base station |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203910970U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111129710A (en) * | 2019-12-27 | 2020-05-08 | 京信通信技术(广州)有限公司 | Auxiliary device and antenna |
| CN112771716A (en) * | 2018-09-20 | 2021-05-07 | 康普技术有限责任公司 | Base station antenna with double-sided phase shifter |
-
2014
- 2014-01-22 CN CN201420041539.7U patent/CN203910970U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112771716A (en) * | 2018-09-20 | 2021-05-07 | 康普技术有限责任公司 | Base station antenna with double-sided phase shifter |
| CN112771716B (en) * | 2018-09-20 | 2022-03-01 | 康普技术有限责任公司 | Base station antenna with double-sided phase shifter |
| US11984634B2 (en) | 2018-09-20 | 2024-05-14 | Commscope Technologies Llc | Base station antennas having double-sided phase shifters and/or rearwardly extending phase shifters and associated phase shifter assemblies |
| CN111129710A (en) * | 2019-12-27 | 2020-05-08 | 京信通信技术(广州)有限公司 | Auxiliary device and antenna |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN201616495U (en) | Integrated variable phase shifter | |
| CN103311652B (en) | Ultra-wideband wide-beam dual-polarized antenna unit | |
| CN201699109U (en) | Phase shifter of base station electric-adjustable antenna | |
| CN107808999A (en) | With the Wireless Telecom Equipment including bending paster or the cavity backing antenna of groove | |
| EP3879628B1 (en) | Antenna and phase shifter | |
| CN103825070A (en) | Ultra-wide-band miniaturized phase shifter unit and linkage mechanism thereof | |
| CN203910970U (en) | Phase shifter for antenna of miniature electric-modulation base station | |
| WO2020024681A1 (en) | Ultra-wideband mimo antenna, and terminal | |
| CN104733859A (en) | Ultra-wideband low-frequency phase shifter module | |
| CN203760596U (en) | Mini UWB (Ultra Wide Band) phase shifter unit and linkage mechanism thereof | |
| CN104201440A (en) | Dielectric phase shifter of base station electric tunable antenna | |
| CN205248454U (en) | MIMO antenna, MIMO antenna system and router | |
| CN109193082A (en) | Compact integrated phase shifter | |
| CN203596399U (en) | Phase shifter | |
| CN101330168A (en) | Adjustable antennae phase shifter | |
| CN203760595U (en) | Phase shifter for electrically adjustable base station antenna | |
| CN203813002U (en) | Phase shifter of electrically tunable antenna | |
| CN206685516U (en) | Phase shifter and antenna for base station | |
| KR20140018620A (en) | Micro-miniature antenna having dual-polarization | |
| CN102760951B (en) | Antenna array feed network | |
| CN205900775U (en) | Circular polarization omnidirectional antenna | |
| CN213093372U (en) | Compact microstrip array antenna and radiation unit | |
| CN205159500U (en) | Antenna | |
| CN202695727U (en) | Antenna array feed network | |
| WO2018113185A1 (en) | Dielectric phase shifter |
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: 20141029 Termination date: 20220122 |