CN2831460Y - Phase shifter - Google Patents
Phase shifter Download PDFInfo
- Publication number
- CN2831460Y CN2831460Y CN 200520062605 CN200520062605U CN2831460Y CN 2831460 Y CN2831460 Y CN 2831460Y CN 200520062605 CN200520062605 CN 200520062605 CN 200520062605 U CN200520062605 U CN 200520062605U CN 2831460 Y CN2831460 Y CN 2831460Y
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- Prior art keywords
- layer
- transmission line
- coupling conductors
- power divider
- dielectric
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- 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 - Lifetime
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- 230000005540 biological transmission Effects 0.000 claims abstract description 91
- 230000008878 coupling Effects 0.000 claims abstract description 90
- 238000010168 coupling process Methods 0.000 claims abstract description 90
- 238000005859 coupling reaction Methods 0.000 claims abstract description 90
- 239000004020 conductor Substances 0.000 claims abstract description 83
- 239000002184 metal Substances 0.000 claims description 9
- 239000000523 sample Substances 0.000 claims description 9
- 238000010586 diagram Methods 0.000 description 3
- 230000003750 conditioning effect Effects 0.000 description 2
- 238000004458 analytical method Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000005194 fractionation Methods 0.000 description 1
- ZZUFCTLCJUWOSV-UHFFFAOYSA-N furosemide Chemical compound C1=C(Cl)C(S(=O)(=O)N)=CC(C(O)=O)=C1NCC1=CC=CO1 ZZUFCTLCJUWOSV-UHFFFAOYSA-N 0.000 description 1
- 210000004907 gland Anatomy 0.000 description 1
- 230000010363 phase shift Effects 0.000 description 1
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- Waveguide Switches, Polarizers, And Phase Shifters (AREA)
Abstract
The utility model discloses a kind of phase shifter that is applied to antenna, device of the present utility model is by clockwise or rotate above-mentioned coupling conductors layer, change the length of Coupling point to microstrip transmission line two ends port, counterclockwise in signal, to cause the phase change of some, the quantity of this phase change is the function of the relative position of coupling conductors sheet in the coupling conductors layer and the microstrip transmission line in the transmission line layer, phase shifter structure of the present utility model is simple, phase change is even, and Phasing is good.
Description
Technical field
The utility model relates to a kind of device that is used for the conditioning signal phase place, particularly a kind of phase shifter that is applied to electrical tilt antenna.
Background technology
The microwave wavelength scope is from 1 millimeter to 1 meter, and the low-frequency channel analytical method can not be suitable for, and must adopt transmission line theory.In transmission line theory, change along the variation of the phase place of the radiofrequency signal of transmission line with length of transmission line, therefore must use the device that is applicable to microwave signal.
In the past in the device of the adjusting antenna downtilt of Shi Yonging, the general coaxial cable that uses, volume is bigger, causes to cause the antenna cross section to enlarge, thereby has wasted big quantity space, perhaps minority is used microstrip line, but because unreasonable structure causes phase change inhomogeneous, Phasing is undesirable, or complex structure, realize difficulty.
Summary of the invention
At the problems referred to above, the purpose of this utility model is to provide a kind of device of simple in structure, Phasing good being used to change signal phase;
The another one purpose is to provide a kind of compact conformation of power divider, device of Phasing good being used to change signal phase of being equipped with.
The technical scheme that the utility model adopted is:
A kind of phase shifter is characterized in that: comprise at least
Transmission line layer has the strip transmission line line segment of circular arc on this transmission line layer, there is the input and the output of transmission line at the two ends of transmission line layer;
Be positioned at second dielectric layer and second ground plane of transmission line layer below;
Be arranged at the coupling conductors layer of transmission line layer top, there is the coupling conductors sheet identical, corresponding with the circular line section position with the transmission line quantity of transmission line layer its bottom surface, is useful on the interface that is connected with power divider on the coupling conductors sheet;
The 3rd dielectric layer between transmission line layer and coupling conductors layer is separated by this dielectric layer between coupling conductors layer and the transmission line layer, and the signal that transfers to the coupling conductors sheet is coupled on the transmission line in the transmission line layer;
Be positioned at first dielectric layer and first ground plane of coupling conductors layer top;
Coupling conductors layer rotating drive mechanism is used to rotate the coupling conductors layer, and the coupling conductors sheet is slided above above-mentioned transmission line circular line section, to change the length of Coupling point to transmission line two ends port, causes the variation of the phase place of signal.
In addition, for easy to use, can also comprise the power divider of being located at coupling conductors layer top, this power divider is connected with coupling conductors sheet on the coupling conductors layer by metal probe, is provided with dielectric piece between power divider and the coupling conductors layer.
The beneficial effects of the utility model are: this phase shifter is used for conditioning signal, by clockwise or rotate counterclockwise above-mentioned coupling conductors layer, change the length of Coupling point to microstrip transmission line two ends port, variation with the phase place that causes signal, the quantity of this phase change is the function of the relative position of coupling conductors sheet in the coupling conductors layer and the microstrip transmission line in the transmission line layer, this apparatus structure is simple, phase change is even, and Phasing is good.In addition, this phase shifter can also be equipped with power divider, compact conformation easily.
Description of drawings
Below in conjunction with accompanying drawing the utility model is described further.
Fig. 1 is the surface structure schematic diagram of the preferred embodiment of the utility model phase shifter;
Fig. 2 is the fractionation structural representation of the preferred embodiment of the utility model phase shifter;
Fig. 3 is the structural representation of transmission line layer of the present utility model, second dielectric layer and second ground plane;
Fig. 4 is the top surface structure schematic diagram of disk thin slice of the present utility model;
Fig. 5 is the bottom surface structural representation of disk thin slice of the present utility model;
Fig. 6 is the basic principle figure of the utility model phase shifter layer structure;
Fig. 7 is the position relation principle figure between transmission line of the present utility model and the coupling conductors sheet.
Embodiment
With reference to Fig. 2 with in conjunction with schematic diagram shown in Figure 3, a kind of phase shifter comprises at least
Be positioned at second dielectric layer 120 and second ground plane 130 of transmission line layer 110 belows;
Be arranged at the coupling conductors layer 210 of transmission line layer 110 tops, there is the coupling conductors sheet 212 identical, corresponding with the circular line section position with transmission line 112 quantity of transmission line layer its bottom surface, is useful on the interface that is connected with power divider on the coupling conductors sheet 212;
The 3rd dielectric layer 300 between transmission line layer 110 and coupling conductors layer 210 is separated by this dielectric layer between coupling conductors layer 210 and the transmission line layer 110, and the signal that transfers to coupling conductors sheet 212 is coupled on the transmission line 112 in the transmission line layer 110;
Be positioned at first dielectric layer 220 and first ground plane 230 of coupling conductors layer 210 top;
Coupling conductors layer rotating drive mechanism 400 is used to rotate coupling conductors layer 210, and coupling conductors sheet 212 is slided above above-mentioned transmission line 112 circular line sections, to change the length of Coupling point to transmission line two ends port, causes the variation of the phase place of signal.
Wherein, described strip transmission line 112 is a microstrip transmission line.
With reference to Fig. 3, Fig. 4 and Fig. 5, and the circular arc strip transmission line line segment 112 on the described transmission line layer 110 has more than two or two, the circular arc portion center of different transmission lines is identical, diameter does not wait, the quantity of the coupling conductors sheet 212 on the coupling conductors layer 210, position are corresponding with it, as shown in the figure, this circular arc transmission line line segment 112 can have four, and the coupling conductors sheet 212 on the coupling conductors layer has corresponding four.
In addition, with reference to Fig. 1, Fig. 2, in order to make this device convenient in use, this device can also comprise is located at the power divider 500 that coupling conductors layer 210 top are made up of microstrip line or coaxial cable, this power divider 500 is connected with coupling conductors sheet 212 on the coupling conductors layer 210 by metal probe 600, be provided with dielectric piece 700 between power divider 500 and the coupling conductors layer 210,800, one of metal probe terminates at the output of power divider, the other end runs through dielectric piece 700,800, first ground plane 230, first dielectric layer 220 back is connected with coupling conductors sheets 212 on the coupling conductors layer 210, simple in structure when then power divider is connected above the coupling layer in this device, volume compact.By rotating the coupling conductors layer, change the length of Coupling point to strip transmission line two ends port, with the variation of the phase place that causes signal, the quantity of this phase change is the function of the relative position of coupling conductors sheet in the coupling conductors layer and the strip transmission line in the transmission line layer.
In addition, described coupling conductors layer rotating drive mechanism 400 can be the central rotating shaft mechanism of fixedly connected coupling conductors layer 210, and this central rotating shaft mechanism is rotated by driven by motor, orders about the coupling conductors layer and rotates.Certainly; in the invention; except adopting central rotating shaft mechanism; this coupling conductors layer rotating mechanism can also have alternate manner; for example be connected with gear by gear mechanism and drive etc. by driven by motor at the side of coupling conductors layer, in a word, as long as described mechanism can order about the coupling conductors layer and do clockwise or rotate counterclockwise; no matter adopt which kind of mode, all should be within the protection range of the invention.
And as the embodiment of preferred embodiment of the present utility model, with reference to Fig. 1, Fig. 2, Fig. 3, Fig. 4, Fig. 5 and Fig. 6, described the 3rd dielectric layer 300, transmission line layer 110, second dielectric layer 120, second ground plane 130 places on the lower house 900, the both sides of lower house 900 have and transmission line 112 inputs, the Wiring port 910 of output correspondence, 920, by first ground plane 230, first dielectric layer 220 and coupling conductors layer 210 constitute one the independently uniform discoid thin slice of thickness places the top of the 3rd dielectric layer 300 by a fixed mount 1100 for its rotation, one upper shell 1000 is locked in lower house 900 tops with above-mentioned parts and a dielectric piece 800, the deep-slotted chip breaker 1020 that metal probe 600 rotations that are connected with coupling conductors sheet 212 for power divider 500 are arranged on the dielectric piece 700 of upper shell 1000 and adjacent below thereof, power divider 500 and adjacent with it dielectric piece 700 are by a fixed mount 1200 rotating tops that are installed in upper shell 1000, and described coupling conductors layer rotating drive mechanism 400 connects power dividers 500, dielectric piece 700 and the disk thin slice adjacent with power divider 500 also drives these parts and rotates.Equally, in conjunction with said structure, embodiment as the coupling conductors layer rotating drive mechanism 400 of preferred embodiment, described coupling conductors layer rotating drive mechanism 400 is to connect power divider 500, the dielectric piece 700 adjacent with power divider 500,800 and disk thin slice and run through the 3rd dielectric layer 300, transmission line layer 110, second dielectric layer 120, second ground plane 130 and lower house 900, place the central rotating shaft 410 of lower house 900 belows, wherein, to be connected with the drive of disk thin slice and power divider 500 be by connecting rod 430 to central rotating shaft 410, gland 440, locking nut 450, connecting fixture block 420 parts such as grade realizes.
With reference to Fig. 6, Fig. 7, the operation principle of phase shifter of the present utility model is by the transmission line section between metal probe 600 and the port one 12 ' 10 and metal probe 600 and port one 12 " between transmission line section 20 form; transmission line section 10; 20 can be divided into circular arc portion and straight line portion two parts; the relative position between coupling conductors sheet 212 and the transmission line 112 can change; coupling conductors sheet 212 can also only can be in transmission line section 10; slide on 20 the circular arc portion, when described disc thin slice when central rotating shaft 410 rotates, the relative position of coupling conductors sheet 212 on transmission line be respective change also, causes transmission line section 10,20 length correspondingly changes.Then signal transfers to the microstrip transmission line two-port of being made up of transmission line section 10,20 112 ', 112 " time; change has taken place in its phase place, and the change of phase place can be used as by coupling conductors sheet 212 measured with the function of the change amount of the relative position of the microstrip transmission line of being made up of transmission line section 10,20.Such as microwave signal, behind a power divider, transfer to coupling conductors sheet 212 places through metal probe 600 again, owing to separated by medium 220 between coupling conductors layer and the transmission line layer 110, the signal that then transfers to coupling conductors sheet 212 is coupled on the transmission line 112 in the transmission line layer 110, because first dielectric layer 230 rotates around central rotating shaft 410, relative position is also along with variation between coupling conductors sheet 212 and the microstrip transmission line 112, cause transmission line section 10, the variation of 20 length, thus cause the variation of phase place between the transmission line two-port and realized phase shift.
At last, the utility model is except the foregoing description, and other equivalent technical solutions also should be within its protection range as long as do not deviating under the purpose situation of the invention.
Claims (7)
1, a kind of phase shifter is characterized in that: comprise at least
Transmission line layer has the strip transmission line line segment of circular arc on this transmission line layer, there is the input and the output of transmission line at the two ends of transmission line layer;
Be positioned at second dielectric layer and second ground plane of transmission line layer below;
Be arranged at the coupling conductors layer of transmission line layer top, there is the coupling conductors sheet identical, corresponding with the circular line section position with the transmission line quantity of transmission line layer its bottom surface, is useful on the interface that is connected with power divider on the coupling conductors sheet;
Be positioned at first dielectric layer and first ground plane of coupling conductors layer top;
The 3rd dielectric layer between transmission line layer and coupling conductors layer;
Coupling conductors layer rotating drive mechanism is used to rotate the coupling conductors layer, and the coupling conductors sheet is slided above above-mentioned transmission line circular line section, to change the length of Coupling point to transmission line two ends port, causes the variation of the phase place of signal.
2, a kind of phase shifter according to claim 1 is characterized in that: described strip transmission line is a microstrip transmission line.
3, a kind of phase shifter according to claim 1, it is characterized in that: the circular arc strip transmission line line segment on the described transmission line layer has more than two or two, the circular arc portion center of different transmission lines is identical, diameter does not wait, and the quantity of the coupling conductors sheet on the coupling conductors layer, position are corresponding with it.
4, a kind of phase shifter according to claim 1, it is characterized in that: also comprise the power divider of being located at coupling conductors layer top, this power divider is connected with coupling conductors sheet on the coupling conductors layer by metal probe, is provided with dielectric piece between power divider and the coupling conductors layer.
5, according to claim 1 or 4 described a kind of phase shifters, it is characterized in that: described coupling conductors layer rotating drive mechanism is the central rotating shaft mechanism of fixedly connected coupling conductors layer.
6, a kind of phase shifter according to claim 4, it is characterized in that: described the 3rd dielectric layer, transmission line layer, second dielectric layer, second ground plane places on the lower house, the both sides of lower house have and the transmission line input, the Wiring port of output correspondence, by first ground plane, the disk thin slice that first dielectric layer and coupling conductors layer constitute places the top of the 3rd dielectric layer by a fixed mount for its rotation, one upper shell is locked in the lower house top with above-mentioned parts and a dielectric piece, the deep-slotted chip breaker that the metal probe rotation that is connected with the coupling conductors sheet for power divider is arranged on the dielectric piece of upper shell and adjacent below thereof, power divider and adjacent with it dielectric piece are by the rotating top that is installed in upper shell of a fixed mount, and described coupling conductors layer rotating drive mechanism connects power divider, dielectric piece adjacent with power divider and disk thin slice also drive its rotation.
7, a kind of phase shifter according to claim 6, it is characterized in that: described coupling conductors layer rotating drive mechanism is to connect power divider, dielectric piece and the disk thin slice adjacent with power divider and run through the 3rd dielectric layer, transmission line layer, second dielectric layer, second ground plane and lower house, places the central rotating shaft below the lower house.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200520062605 CN2831460Y (en) | 2005-08-04 | 2005-08-04 | Phase shifter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200520062605 CN2831460Y (en) | 2005-08-04 | 2005-08-04 | Phase shifter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2831460Y true CN2831460Y (en) | 2006-10-25 |
Family
ID=37136386
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200520062605 Expired - Lifetime CN2831460Y (en) | 2005-08-04 | 2005-08-04 | Phase shifter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2831460Y (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102005629A (en) * | 2010-11-30 | 2011-04-06 | 广州杰赛科技股份有限公司 | Pointer phase shifter |
| CN102263313A (en) * | 2011-07-27 | 2011-11-30 | 华为技术有限公司 | Phase shifter and antenna system applied to same |
| WO2013104260A1 (en) * | 2012-01-13 | 2013-07-18 | 京信通信系统（中国）有限公司 | Aerial control system and multi-frequency common aerial |
| CN105609901A (en) * | 2015-12-25 | 2016-05-25 | 清华大学 | Phase shifter, accelerator and operation method of accelerator |
| CN105609902A (en) * | 2015-12-25 | 2016-05-25 | 清华大学 | Reflection-type phase shifter, accelerator and operation method of reflection-type phase shifter |
| CN113219247A (en) * | 2020-12-29 | 2021-08-06 | 南京恒盾科技有限公司 | Phase shifter formed by measuring lines |
-
2005
- 2005-08-04 CN CN 200520062605 patent/CN2831460Y/en not_active Expired - Lifetime
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102005629A (en) * | 2010-11-30 | 2011-04-06 | 广州杰赛科技股份有限公司 | Pointer phase shifter |
| CN102005629B (en) * | 2010-11-30 | 2013-10-09 | 广州杰赛科技股份有限公司 | Pointer phase shifter |
| CN102263313A (en) * | 2011-07-27 | 2011-11-30 | 华为技术有限公司 | Phase shifter and antenna system applied to same |
| US9614281B2 (en) | 2011-07-27 | 2017-04-04 | Huawei Technologies Co., Ltd. | Phase array antenna having a movable phase shifting element and a dielectric element for changing the relative dielectric constant |
| WO2013104260A1 (en) * | 2012-01-13 | 2013-07-18 | 京信通信系统（中国）有限公司 | Aerial control system and multi-frequency common aerial |
| CN104221218A (en) * | 2012-01-13 | 2014-12-17 | 京信通信系统（中国）有限公司 | Antenna control system and multi-frequency shared antenna |
| CN104221218B (en) * | 2012-01-13 | 2017-03-29 | 京信通信系统（中国）有限公司 | Antenna control system and multi-frequency common antenna |
| CN105609901A (en) * | 2015-12-25 | 2016-05-25 | 清华大学 | Phase shifter, accelerator and operation method of accelerator |
| CN105609902A (en) * | 2015-12-25 | 2016-05-25 | 清华大学 | Reflection-type phase shifter, accelerator and operation method of reflection-type phase shifter |
| CN105609902B (en) * | 2015-12-25 | 2018-06-01 | 清华大学 | Reflection-type phase shifter and accelerator and its operating method |
| CN105609901B (en) * | 2015-12-25 | 2018-09-14 | 清华大学 | Phase shifter and accelerator and its operating method |
| CN113219247A (en) * | 2020-12-29 | 2021-08-06 | 南京恒盾科技有限公司 | Phase shifter formed by measuring lines |
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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 COMMUNICATION EQUIPMENT CO., LTD. Free format text: FORMER NAME: TONGYU COMMUNICATION APPARATUS CO., LTD., ZHONGSHAN Owner name: GUANGDONG TONGYU COMMUNICATION INC. Free format text: FORMER NAME: GUANGDONG TONGYU COMMUNICATION EQUIPMENT CO., LTD. |
|
| CP01 | Change in the name or title of a patent holder |
Address after: 528437 Torch Road 9, Torch Development Zone, Guangdong, Zhongshan, -1 Patentee after: TONGYU COMMUNICATION Inc. Address before: 528437 Torch Road 9, Torch Development Zone, Guangdong, Zhongshan, -1 Patentee before: Tongyu Communication Inc. |
|
| CP03 | Change of name, title or address |
Address after: 528437 Torch Road 9, Torch Development Zone, Guangdong, Zhongshan, -1 Patentee after: Tongyu Communication Inc. Address before: 528437 Torch Road 9, torch hi tech Industrial Development Zone, Guangdong, Zhongshan, -1 Patentee before: TONGYU COMM EQUIPMENT Co.,Ltd. Z |
|
| CX01 | Expiry of patent term |
Expiration termination date: 20150804 Granted publication date: 20061025 |
|
| EXPY | Termination of patent right or utility model |