CN205828607U - A kind of wideband phase shifter - Google Patents
A kind of wideband phase shifter Download PDFInfo
- Publication number
- CN205828607U CN205828607U CN201620758415.XU CN201620758415U CN205828607U CN 205828607 U CN205828607 U CN 205828607U CN 201620758415 U CN201620758415 U CN 201620758415U CN 205828607 U CN205828607 U CN 205828607U
- Authority
- CN
- China
- Prior art keywords
- microstrip line
- phase shifter
- output port
- substrate
- support column
- 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
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- Waveguide Switches, Polarizers, And Phase Shifters (AREA)
- Variable-Direction Aerials And Aerial Arrays (AREA)
Abstract
This utility model relates to field of antenna, especially a kind of phase shifter.A kind of wideband phase shifter in this utility model, including phase shifter coupling arm and substrate, arm front portion is provided with rotating shaft, rear portion is provided with fixing hole, middle part is provided with microstrip line in phase shifter coupling, the phase shifter coupling arm back side is provided with support column, support column is that insulant is made, and microstrip line includes the upper microstrip line of sector and fan-shaped lower microstrip line；Phase shifter is arranged on substrate by rotating shaft is rotating, and substrate is sequentially provided with the first microstrip line, the second microstrip line and the 3rd microstrip line from top to bottom, and the first microstrip line is arranged on lower microstrip line correspondence position, and the second microstrip line is arranged on microstrip line correspondence position；First two ends, microstrip line left and right is provided with the 5th output port and the second output port, and the second two ends, microstrip line left and right are provided with the 4th output port and the first output port, and the 3rd two ends, microstrip line left and right are provided with the 3rd output port and input port.Flexible design, is not required to die sinking universal design.
Description
Technical field
This utility model relates to field of antenna, especially a kind of phase shifter.
Background technology
Mobile communication system plays an important role in realizing people's anyone round-the-clock communication whenever and wherever possible, sky, base station
Line is then that mobile communication system realizes the requisite key equipment of radio communication.And in mobile communications network is disposed, Chang Gen
According to needing to regulate the tilt angled down of antenna main beam.And the mode realizing downwards bevel beam has mechanical adjustment and electrical adjustment, move
Phase device is the core component of electrical adjustment, and the regulation of existing phase shifter needs to increase more radiating element in antenna limited space
Inconvenience when excitation phase controls.
Utility model content
In order to solve the deficiency that prior art exists, this utility model provides the phase shifter of a kind of convenient operation.
A kind of wideband phase shifter in this utility model, including phase shifter coupling arm and substrate, phase shifter coupling arm
Front portion, portion is provided with rotating shaft, rear portion is provided with fixing hole, middle part is provided with microstrip line, and the phase shifter coupling arm back side is provided with support column,
Dagger is that insulant is made；Substrate is that radio frequency PCB makes, and the phase shifter is arranged on substrate by rotating shaft is rotating, substrate
On be provided with substrate microstrip line at microstrip line correspondence position, substrate microstrip line includes input port and output port.Phase shifter couples
Arm around axis of rotation, changes coupled signal and is coupled to the point on substrate base band line so that high-frequency signal by microstrip line,
The physical pathway of the first microstrip line and the second microstrip line changes, and is assigned between each output port to expire at high-frequency signal
The phase contrast hoped.
As preferably, microstrip line includes microstrip line and lower microstrip line, substrate be sequentially provided with from top to bottom the first microstrip line,
Second microstrip line and the 3rd microstrip line, the first microstrip line is arranged on lower microstrip line correspondence position, and the second microstrip line is arranged on micro-
Band wire correspondence position；First two ends, microstrip line left and right is provided with the 5th output port and the second output port, about the second microstrip line
Two ends are provided with the 4th output port and the first output port, and the 3rd two ends, microstrip line left and right are provided with the 3rd output port and input
Mouthful.Phase shifter signal inputs from input port, from the first output port, the second output port, the 3rd output port, the 4th output
Port and the 5th output port export, and microstrip line and the first microstrip line, the second microstrip line are not directly contacted with, and centre is provided with insulation
Body, passes through Capacitance Coupled；Phase shifter coupling arm, around axis of rotation, changes coupled signal and is coupled on substrate base band line
Point, so that high-frequency signal is changed by the physical pathway of microstrip line, the first microstrip line and the second microstrip line, believes at high frequency
Number it is assigned between each output port obtain desired phase contrast, and can obtain exporting between each distribution output port having
The exciting power of predetermined phase contrast, the main beam of antenna achieves and controlled has a down dip continuously.
As preferably, described support column is 3.Simple in construction, makes effective.
The beneficial effects of the utility model: the air microstrip line phase shifter in (1) aluminium alloy compression casting chamber relatively, flexible design,
It is not required to die sinking universal design, adjustment can be optimized for antenna particular job frequency range in some product；
(2) PCB green oil layer has antisepsis, after the coaxial cable fed is welded on and coats three-proofing coating on PCB pad,
These parts are not required to be further added by other protecting component, good reliability；
(3) can on one piece of circuit board direct convenience realize 1 go out the multichannel phase shifter, thus in antenna array design
The Miniaturization Design of compact conformation can be realized；
(4) this phase shifter and feeding network are arranged on antenna expelling plate rear, thus main radiation direction will not be produced by signal
Raw impact；
(5) by the Capacitance Coupled of certain interval between phase shifter turning arm and circuit boards microstrip line, phase shift is being rotated
Cheng Zhong, impedance matching is preferable.
Accompanying drawing explanation
Fig. 1 is phase shifter structure schematic diagram.
Labelling in figure: 1, phase shifter coupling arm, 2, substrate, 11, rotating shaft, 12, fixing hole, 13, microstrip line, 14, upper micro-
Band wire, 15, lower microstrip line, 16, support column, the 21, first microstrip line, the 22, second microstrip line, the 23, the 3rd microstrip line, 24, first
Output port, the 25, second output port, the 26, the 3rd output port, the 27, the 4th output port, the 28, the 5th output port, 29,
Input port.
Detailed description of the invention
Below in conjunction with the accompanying drawings this utility model is described in further detail, but this should be interpreted as of the present utility model
The scope of above-mentioned theme is only limitted to above-described embodiment.
As it is shown in figure 1, a kind of wideband phase shifter, including phase shifter coupling arm 1 and substrate 2, phase shifter coupling arm 1
Front portion is provided with rotating shaft 11, rear portion is provided with fixing hole 12, middle part is provided with microstrip line 13, and phase shifter coupling arm 1 back side is provided with 3
Dagger 16, support column 16 makes for insulant, and microstrip line 13 includes the upper microstrip line 14 of sector and fan-shaped lower microstrip line 15；
Substrate 2 makes for radio frequency PCB, and the phase shifter, substrate 2 set the most successively by the rotating installation of rotating shaft 11 on a substrate 2
Having the first microstrip line the 21, second microstrip line 22 and the 3rd microstrip line 23, the first microstrip line 21 is arranged on the corresponding position of lower microstrip line 15
Putting, the second microstrip line 22 is arranged on microstrip line 14 correspondence position；First microstrip line about 21 two ends are provided with the 5th output port
28 and second output port 25, the second microstrip line about 22 two ends are provided with the 4th output port 27 and the first output port 24, and
Three microstrip line about 23 two ends are provided with the 3rd output port 26 and input port 29.Phase shifter signal inputs from input port 29,
From the first output port the 24, second output port the 25, the 3rd output port the 26, the 4th output port 27 and the 5th output port 28
Output, microstrip line 13 is not directly contacted with first microstrip line the 21, second microstrip line 22, and centre is provided with insulator, by electric capacity coupling
Close；Phase shifter coupling arm 1 rotates around rotating shaft 11, changes coupled signal and is coupled to the point on substrate base band line, so that high
Frequently signal is changed by the physical pathway of microstrip line the 13, first microstrip line 21 and the second microstrip line 22, divides at high-frequency signal
It is fitted between each output port and obtains desired phase contrast, and output can be obtained between each distribution output port have predetermined
The exciting power of phase contrast, the main beam of antenna achieves and controlled has a down dip continuously.
Claims (3)
1. a wideband phase shifter, including phase shifter coupling arm and substrate, it is characterised in that phase shifter coupling arm is anterior
Be provided with rotating shaft, rear portion is provided with fixing hole, middle part is provided with microstrip line, and the phase shifter coupling arm back side is provided with support column, and support column is
Insulant is made；Substrate is that radio frequency PCB makes, and the phase shifter is arranged on substrate, micro-on substrate by rotating shaft is rotating
Band wire correspondence position is provided with substrate microstrip line, and substrate microstrip line includes input port and output port.
A kind of wideband phase shifter the most according to claim 1, it is characterised in that microstrip line include microstrip line and under micro-
Band wire, substrate is sequentially provided with the first microstrip line, the second microstrip line and the 3rd microstrip line from top to bottom, and the first microstrip line is arranged on down
Microstrip line correspondence position, the second microstrip line is arranged on microstrip line correspondence position；It is defeated that first two ends, microstrip line left and right is provided with the 5th
Going out port and the second output port, the second two ends, microstrip line left and right are provided with the 4th output port and the first output port, and the 3rd is micro-
Two ends, band wire left and right are provided with the 3rd output port and input port.
A kind of wideband phase shifter the most according to claim 1, it is characterised in that described support column is 3.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620758415.XU CN205828607U (en) | 2016-07-19 | 2016-07-19 | A kind of wideband phase shifter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620758415.XU CN205828607U (en) | 2016-07-19 | 2016-07-19 | A kind of wideband phase shifter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205828607U true CN205828607U (en) | 2016-12-21 |
Family
ID=57562780
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620758415.XU Expired - Fee Related CN205828607U (en) | 2016-07-19 | 2016-07-19 | A kind of wideband phase shifter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205828607U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108232454A (en) * | 2018-03-21 | 2018-06-29 | 中天宽带技术有限公司 | A kind of phase shifter with gap apparatus for correcting |
| CN112236901A (en) * | 2018-04-23 | 2021-01-15 | 约翰·梅扎林瓜联合股份有限公司 | Compact antenna phase shifter with simplified drive mechanism |
-
2016
- 2016-07-19 CN CN201620758415.XU patent/CN205828607U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108232454A (en) * | 2018-03-21 | 2018-06-29 | 中天宽带技术有限公司 | A kind of phase shifter with gap apparatus for correcting |
| CN108232454B (en) * | 2018-03-21 | 2024-04-09 | 中天宽带技术有限公司 | Phase shifter with gap correcting device |
| CN112236901A (en) * | 2018-04-23 | 2021-01-15 | 约翰·梅扎林瓜联合股份有限公司 | Compact antenna phase shifter with simplified drive mechanism |
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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: 20161221 Termination date: 20200719 |