CN203967218U - A kind of miniaturization phase shifter of 4G antenna - Google Patents
A kind of miniaturization phase shifter of 4G antenna Download PDFInfo
- Publication number
- CN203967218U CN203967218U CN201420217934.6U CN201420217934U CN203967218U CN 203967218 U CN203967218 U CN 203967218U CN 201420217934 U CN201420217934 U CN 201420217934U CN 203967218 U CN203967218 U CN 203967218U
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- phase shifter
- miniaturization
- modulation section
- phase
- phase modulation
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Abstract
The utility model discloses a kind of miniaturization phase shifter of 4G antenna; By rational configuration and utilize transmission line and the complanation of phase shifter package design, effectively reduce phase shifter volume, increase greatly the stability of phase shifter, make compact overall structure of the present utility model, reliability has had leaping of matter.
Description
Technical field
The utility model relates to moving communicating field, is specifically related to a kind of miniaturization phase shifter of 4G antenna.
Background technology
Universal along with the further raising of urban population density and traffic carrying capacity, 4G network, the optimization of base station parts is more and more concerned, and especially in electrical tilt antenna field, electricity adjusts the effect of inclination angle antenna to solve the problem of area covered and interference etc. in network; Each parts of electrical tilt antenna are in the market all point to be arranged, in the time that the oscillator quantity of electrical tilt antenna reaches some, phase shifter and mixer also can increase thereupon, therefore in the antenna of the more phase shifter of needs, it is particularly important that the miniaturization of phase shifter just seems, therefore market is needed a kind of process unique design badly and realized phase shifter miniaturization, stable performance.
Utility model content
The purpose of this utility model is to overcome above-described shortcoming, provides the miniaturization phase shifter of the 4G antenna of effective minimizing phase shifter volume, increase phase shifter stability.
For achieving the above object, concrete scheme of the present utility model is as follows: the miniaturization phase shifter of 4G antenna, include main phase shifter mechanism, described main phase shifter mechanism comprises conductor drain pan, extend side by side a minimum cavity of formation from conductor drain pan to a side, conductor face-piece for closed cavity; Also include the minimum sub-phase shifter being loaded in respective chamber;
Described every sub-phase shifter comprises the metal tape line of being located at cavity; The two sides, front and back of described metal tape line be provided with one group that can move left and right, for changing the insulating blanked clamper group of phase place of signal transmission on metal tape line.
Wherein, described insulating blanked clamper group includes two insulation strip that be arranged in parallel; The insulation strip of described insulating blanked clamper group is extruded with a plurality of corresponding to phase modulation section blocking the occlusion part of phase modulation section.
Wherein, described metal tape line includes input section, a plurality of end to end phase modulation section and the extended deferent segment in one end from each phase modulation section.
Wherein, described phase modulation section is divided into two groups, and two groups are symmetrically set in the two ends of input section.
Wherein, described conductor drain pan and conductor face-piece are respectively metallic conductor drain pan and metallic conductor face-piece.
Wherein, described cavity is two with corresponding sub-phase shifter; Be respectively used to two kinds of networks of TD-S and TD-L.
Wherein, the width of described phase modulation section phase modulation section one end is greater than the width of the other end.
Wherein, one end of described phase modulation section to the other end narrows gradually.
The beneficial effects of the utility model are: by rational configuration and utilize transmission line and the complanation of phase shifter package design, effectively reduce phase shifter volume, increased greatly the stability of phase shifter, made compact overall structure of the present utility model, reliability has had leaping of matter.
Brief description of the drawings
Fig. 1 is front view of the present utility model;
Fig. 2 is the front view of the conductor face-piece of skimming of the present utility model;
Fig. 3 is the front view of metal tape line of the present utility model;
Fig. 4 is the front view of insulation strip of the present utility model;
Fig. 5 is the front view of skim conductor face-piece and conductor drain pan of the present utility model;
Fig. 6 is metal tape line of the present utility model and the insulating blanked clamper assembly stereogram while closing;
Fig. 7 is the fragmentary, perspective view of multifrequency of the present utility model when closing road microstrip circuit and coordinating with metal tape line;
Fig. 8 is metal tape line of the present utility model and the insulating blanked clamper assembly stereogram while closing;
Description of reference numerals in Fig. 1 to Fig. 8:
1-miniaturization phase shifter;
2-metal tape line; 21-deferent segment; 22-inputs section; 23-phase modulation section;
3-insulation strip; 31-occlusion part;
4-dual-frequency combining micro belt board;
41-PCB plate; 42-dual-frequency combining microstrip circuit; 42a-signal input interface; 53-open stub.
Embodiment
Below in conjunction with the drawings and specific embodiments, the utility model being described in further detail, is not that practical range of the present utility model is confined to this.
As shown in Figures 1 to 8, the miniaturization phase shifter of the 4G antenna described in the present embodiment, include main phase shifter mechanism 1, described main phase shifter mechanism 1 comprises conductor drain pan, extend side by side a minimum cavity of formation from conductor drain pan to a side, conductor face-piece for closed cavity; Also include the minimum sub-phase shifter being loaded in respective chamber; Described every sub-phase shifter comprises the metal tape line 2 of being located at cavity; The two sides, front and back of described metal tape line 2 be provided with one group that can move left and right, for changing the insulating blanked clamper group of phase place of signal transmission on metal tape line 2; Described insulating blanked clamper group includes two insulation strip that be arranged in parallel 3; The insulation strip 3 of described insulating blanked clamper group is extruded with a plurality of corresponding to phase modulation section 23 blocking the occlusion part 31 of phase modulation section 23; Described metal tape line 2 includes input section 22, a plurality of end to end phase modulation section 23 and the extended deferent segment 21 in one end from each phase modulation section 23; Preferably, described phase modulation section 23 is divided into two groups, and two groups are symmetrically set in the two ends of input section 22; When work, in cavity, the movement of insulating blanked clamper group, change the area coverage of phase modulation section 23, and then changed the distance that the electromagnetic wave that transmits forward with oscillator signal transmits between metal tape line 2 and cavity, thus the phase place of the signal of transmission changed, and then realized the object of phase shifter; By rational configuration and utilize transmission line and the complanation of phase shifter package design, effectively reduce phase shifter volume, increase greatly the stability of phase shifter, make compact overall structure of the present utility model, reliability has had leaping of matter.
The miniaturization phase shifter of the 4G antenna described in the present embodiment, the width of one end of described phase modulation section phase modulation section 23 is greater than the width of the other end, and one end of described phase modulation section 23 to the other end narrows gradually; By design like this, the structure of transition line formula can realize the gradual change variation tendency of impedance operator, is beneficial to very much Broadband Matching.
The miniaturization phase shifter of the 4G antenna described in the present embodiment, described conductor drain pan and conductor face-piece are respectively metallic conductor drain pan and metallic conductor face-piece; Metallic conductor drain pan and metallic conductor face-piece are firmer, improve practicality of the present utility model.
The miniaturization phase shifter of the 4G antenna described in the present embodiment, described cavity is two with corresponding sub-phase shifter; Be respectively used to two kinds of networks of TD-S and TD-L; Two kinds of networks are applicable to respectively 3G and 4G network, thereby realize unified dual network, for operator provides the base station equipment instrument that has more efficiency, thereby help operator effectively to reduce equipment cost.
An integrated feeding network that utilizes the miniaturization phase shifter of the 4G antenna described in the present embodiment to make, also include be located at main phase shifter mechanism 1 one sides for the frequency of every sub-phase shifter is closed to the multiplefrequency mixer 4 on road; Described multiplefrequency mixer 4 includes to be located at the pcb board 41 of conductor drain pan opposite side and to be located at a plurality of on pcb board 41 and to close road microstrip circuit 42 for the multifrequency of the frequency of phase modulation section 23 corresponding each cavity being closed to road; Described each multifrequency is closed road microstrip circuit 42 and is provided with a plurality of signal input interface 42a; Described each multifrequency is closed road microstrip circuit 42, and its signal input interface 42a is connected with the deferent segment 21 of corresponding metal tape line 2; Described conductor drain pan is connected with the earth polar of multiplefrequency mixer 4.When work, in first cavity, the movement of insulating blanked clamper group, change the area coverage of phase modulation section 23, and then change the distance that the electromagnetic wave that transmits forward with oscillator signal transmits between metal tape line 2 and first cavity, thereby change the phase place of the signal of transmission, and then realized the object of phase shifter; ; In like manner, in N cavity, the movement of insulating blanked clamper group, change the area coverage of phase modulation section 23, and then change the distance that the electromagnetic wave that transmits forward with oscillator signal transmits between metal tape line 2 and N cavity, thereby change the phase place of the signal of transmission, and then realized the object of phase shifter; By rational configuration and utilize transmission line and the complanation of phase shifter package design, feeding network and phase shifter are united two into one, effectively lower the complexity of existing general networks, effectively reduce excess loss and the production cost that existing network connected mode is brought, greatly reduce assembly difficulty, greatly improved antenna performance; Make compact overall structure of the present utility model, the consistency of reliability and batch production has had leaping of matter; Be beneficial to very much the realization of multisystem;
The integrated feeding network that a kind of described in the present embodiment utilizes the miniaturization phase shifter of the 4G antenna described in the present embodiment to make, described phase shifter is connected with mixer one by the through hole feeding classification on cavity, thereby avoid complicated radio frequency cable mode, realize great minimizing from number of cables, and then greatly reduced production cost.
The integrated feeding network that a kind of described in the present embodiment utilizes the miniaturization phase shifter of the 4G antenna described in the present embodiment to make, the miniaturization phase shifter of the 4G antenna described in the present embodiment, described each multifrequency is closed road microstrip circuit 42 and is provided with a plurality of open stub 43 for filtering; Close open stub 43 and the transmission line between it form filter, realize filter function.
The above is only a preferred embodiment of the present utility model, and the equivalence of doing according to structure, feature and principle described in the utility model patent claim therefore all changes or modifies, and is included in the protection range of the utility model patent application.
Claims (8)
1. a miniaturization phase shifter for 4G antenna, is characterized in that:
Include main phase shifter mechanism (1), described main phase shifter mechanism (1) comprises conductor drain pan, extend side by side a minimum cavity of formation from conductor drain pan to a side, conductor face-piece for closed cavity; Also include the minimum sub-phase shifter being loaded in respective chamber;
Described every sub-phase shifter comprises the metal tape line (2) of being located at cavity; The two sides, front and back of described metal tape line (2) is provided with one group of insulating blanked clamper group that can move left and right, go up the phase place of signal transmission for changing metal tape line (2).
2. the miniaturization phase shifter of a kind of 4G antenna according to claim 1, is characterized in that: described insulating blanked clamper group includes two insulation strip that be arranged in parallel (3); The insulation strip (3) of described insulating blanked clamper group is extruded with a plurality of corresponding to phase modulation section (23) blocking the occlusion part (31) of phase modulation section (23).
3. the miniaturization phase shifter of a kind of 4G antenna according to claim 2, is characterized in that: described metal tape line (2) includes input section (22), a plurality of end to end phase modulation sections (23) and the extended deferent segment in one end (21) from each phase modulation section (23).
4. the miniaturization phase shifter of a kind of 4G antenna according to claim 3, is characterized in that: described phase modulation section (23) is divided into two groups, and two groups are symmetrically set in the two ends of input section (22).
5. the miniaturization phase shifter of a kind of 4G antenna according to claim 4, is characterized in that: described conductor drain pan and conductor face-piece are respectively metallic conductor drain pan and metallic conductor face-piece.
6. according to the miniaturization phase shifter of a kind of 4G antenna described in claim 1 ~ 5 any one, it is characterized in that: described cavity is two with corresponding sub-phase shifter; Be respectively used to two kinds of networks of TD-S and TD-L.
7. the miniaturization phase shifter of a kind of 4G antenna according to claim 3, is characterized in that: the width of described phase modulation section phase modulation section (23) one end is greater than the width of the other end.
8. the miniaturization phase shifter of a kind of 4G antenna according to claim 7, is characterized in that: one end to the other end of described phase modulation section (23) narrows gradually.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420217934.6U CN203967218U (en) | 2014-04-30 | 2014-04-30 | A kind of miniaturization phase shifter of 4G antenna |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420217934.6U CN203967218U (en) | 2014-04-30 | 2014-04-30 | A kind of miniaturization phase shifter of 4G antenna |
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| Publication Number | Publication Date |
|---|---|
| CN203967218U true CN203967218U (en) | 2014-11-26 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420217934.6U Expired - Fee Related CN203967218U (en) | 2014-04-30 | 2014-04-30 | A kind of miniaturization phase shifter of 4G antenna |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2016205995A1 (en) * | 2015-06-23 | 2016-12-29 | 华为技术有限公司 | Phase shifter and antenna |
-
2014
- 2014-04-30 CN CN201420217934.6U patent/CN203967218U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2016205995A1 (en) * | 2015-06-23 | 2016-12-29 | 华为技术有限公司 | Phase shifter and antenna |
| CN107710499A (en) * | 2015-06-23 | 2018-02-16 | 华为技术有限公司 | Phase shifter and antenna |
| US10411347B2 (en) | 2015-06-23 | 2019-09-10 | Huawei Technologies Co., Ltd. | Phase shifter and antenna |
| CN107710499B (en) * | 2015-06-23 | 2020-07-07 | 华为技术有限公司 | Phase shifter and antenna |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141126 Termination date: 20210430 |
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| CF01 | Termination of patent right due to non-payment of annual fee |