Fan-shaped one-output-one phase shifter device
By designing a fan-shaped one-out one-step phase shifter device, using technical means such as a fan-shaped sliding structure and coaxial fixed snapping, the problem of the inability to adjust the phase of the antenna oscillator separately in the prior art is solved, and efficient beamforming effect is achieved.
Patent Information
- Application Number
- CN202411524676.0
- Authority / Receiving Office
- CN · China
- Patent Type
- Applications(China)
- Current Assignee / Owner
- Filing Date
- 2024-10-30
- Publication Date
- 2025-02-18
AI Technical Summary
In the prior art, the sector-shaped phase shifter is designed as a one-out two-phase shifter, and the phase of the antenna oscillator cannot be adjusted separately, and beamforming cannot be achieved.
Design a fan-shaped one-out one-phase shifter device, adopts a fan-shaped sliding structure phase shifter slide and substrate, and realizes rotatable installation through coaxial fixing snaps and springs, and uses the driving device to move the phase shifter slide to change the same The coupling length of the shaft belt line thus changing the phase shifter phase.
It realizes phase adjustment with simple structure, short periodicity and high efficiency, and can adjust the phase of the antenna oscillator separately to achieve beamforming.
Smart Images
Figure CN119481630A_ABST
Abstract
Description
Technical Field
[0001] The present invention relates to the technical field of phase shifter equipment, and in particular to a fan-shaped one-in-one phase shifter device. Background Art
[0002] With the continuous development of mobile communications in my country, the use scenarios of IoT shaped antennas and large downtilt antennas are becoming more and more extensive, and there is an increasing demand for independent phase adjustment of each radiating unit of the antenna.
[0003] The prior art, CN2012102308200, is a built-in sector-shaped phase shifter. The prior art adopts a metal cavity structure, which has a complex structure and has relatively high requirements on the cavity processing technology, etc. The processing cost is high, and the prior art is a one-out-two phase shifter. Due to the limitation of the design, it can only adjust the downtilt angle of the antenna, and cannot phase the individual antenna elements separately to perform beamforming.
[0004] Therefore, it is necessary to design a fan-shaped one-in-one phase shifter device to solve the above problems. Summary of the invention
[0005] The purpose of the present invention is to provide a fan-shaped one-in-one phase shifter device to overcome the above-mentioned shortcomings of the current prior art.
[0006] In order to achieve the above object, the present invention adopts the following technical solutions:
[0007] A fan-shaped one-in-one phase shifter device, comprising a fan-shaped phase shifter substrate, a phase shifter slide rotatably mounted at the center position of the fan-shaped phase shifter substrate through a coaxial fixing buckle and a clamping spring, and a clamping member mounted on the phase shifter slide and making the phase shifter slide fit the fan-shaped phase shifter substrate, an input end strip line is etched at one end of the fan-shaped phase shifter substrate, an output end strip line is etched at the other end of the fan-shaped phase shifter substrate, one end arc line of the output end strip line is set with the fan-shaped phase shifter substrate as the center, a connecting strip line horizontally arranged and connected to the center of the phase shifter slide is etched on the phase shifter slide, and an arc strip line at one end is connected to the connecting strip line and etched on the phase shifter slide with the fan-shaped phase shifter substrate as the center, and the connecting strip line, the arc strip line, the input end strip line and the output end strip line are connected by electrical coupling.
[0008] Preferably, the sector-shaped phase shifter substrate and the phase shifter slider are both made of PCB material; the phase shifter slider is also arranged in a sector-shaped structure.
[0009] Preferably, a fixing hole is provided on the sector-shaped phase shifter substrate.
[0010] Preferably, a hole is provided at the end of the input strip line and intersects with the center of the circle of the sector-shaped phase shifter substrate, and is used to cooperate with the coaxial fixing buckle and the retaining spring for installation.
[0011] Preferably, the arc strip line on the phase shifter slide and the output end strip line on the sector-shaped phase shifter substrate are on the same arc track.
[0012] Preferably, the phase shifter slide is also connected to a driving device for driving the slide to rotate.
[0013] The beneficial effects of the present invention are as follows: the technical solution adopts a phase shifter slider and a substrate with a fan-shaped sliding structure, the two structures use the same center of a circle, and different strip lines are respectively arranged on the slider and the substrate, so that the phase of the phase shifter is changed by moving the phase shifter slider through a driving device to change the coupling length of the two coaxial strip lines, thereby changing the phase of the phase shifter, with a simple structure, short periodicity and high efficiency. BRIEF DESCRIPTION OF THE DRAWINGS
[0014] Figure 1 It is a structural schematic diagram of a sector-shaped one-in-one phase shifter device of the present invention;
[0015] In the figure: 1. sector-shaped phase shifter substrate; 11. fixed mounting hole; 3. coaxial fixing buckle; 4. retaining spring; 2. phase shifter slide; 5. clamping fixture; 12. input end strip wire; 13. output end strip wire; 21. connecting strip wire; 22. arc strip wire. DETAILED DESCRIPTION
[0016] Reference Figure 1 A fan-shaped one-in-one phase shifter device, comprising a fan-shaped phase shifter substrate 1, a phase shifter slide 2 rotatably mounted at the center of the fan-shaped phase shifter substrate through a coaxial fixing buckle 3 and a clamping spring 4, and a pressing clamp 5 mounted on the phase shifter slide 2 and making the phase shifter slide 2 fit the fan-shaped phase shifter substrate 1;
[0017] The fan-shaped phase shifter substrate and the phase shifter slide are both made of PCB material; the phase shifter slide is also arranged in a fan-shaped structure. This makes it convenient to use with the fan-shaped fan-shaped phase shifter substrate, and rotate along the same center of the circle to ensure the accuracy of rotation;
[0018] In order to install the sector-shaped phase shifter substrate, a fixed installation hole 11 is opened on the sector-shaped phase shifter substrate 1; the fixed installation hole 11 is the center position of the sector-shaped phase shifter substrate 1, and the fixed installation hole 11 is used to cooperate with the installation of the coaxial fixing buckle and the retaining spring to ensure that the phase shifter slide 2 can be rotated with the fixed installation hole 11 as the axis after installation, so as to facilitate the adjustment of the coupling length;
[0019] An input end strip line 12 is etched at one end of the sector-shaped phase shifter substrate 1, and an output end strip line 13 is etched at the other end of the sector-shaped phase shifter substrate;
[0020] A hole is provided at the end of the input end strip line and intersects with the center of the circle of the sector-shaped phase shifter substrate, and is used to cooperate with the coaxial fixing buckle 3 and the clamping spring 4 for installation;
[0021] A portion of the output end strip line 13 is an arc line with one end arranged with the sector-shaped phase shifter substrate 1 as the center, and the other end extends outward along the sector-shaped phase shifter substrate 1 .
[0022] A connecting strip line 21 arranged horizontally and connected to the center of the phase shifter slide 2 is etched on the phase shifter slide 2, and an arc strip line 22 connected to the connecting strip line and etched on one end of the phase shifter slide 2 with the sector-shaped phase shifter substrate as the center is etched;
[0023] The arc strip line on the phase shifter slide 2 and the output end strip line on the sector-shaped phase shifter substrate 1 are on the same arc track; the connecting strip line, the arc strip line, the input end strip line 12 and the output end strip line 13 are connected by electrical coupling.
[0024] The phase shifter slide 2 is also connected to a driving device that drives it to rotate; the driving device moves the phase shifter slide 2 to change the coupling length of the two coaxial strip lines, thereby changing the phase of the phase shifter. The phase shifter is used on the antenna to adjust the phase of the antenna element. Each array is connected to a phase shifter through a cable. By adjusting the phase of the phase shifter, the antenna weight is changed to achieve the purpose of shaping the antenna.
[0025] The benefits of the present invention are that the technical solution adopts a phase shifter slider and a substrate with a fan-shaped sliding structure. The two structures use the same center of a circle, and different strip lines are respectively arranged on the slider and the substrate. The phase shifter slider is moved by a driving device to change the coupling length of the two coaxial strip lines, thereby changing the phase of the phase shifter. The structure is simple, the periodicity is short, and the efficiency is high.
[0026] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes according to the technical scheme and inventive concept of the present invention within the technical scope disclosed by the present invention, which should be covered by the protection scope of the present invention.
Claims
1. A sector-shaped one-in-one phase shifter device, comprising a sector-shaped phase shifter substrate, characterized in that: It also includes a phase shifter slider rotatably mounted at the center position of the fan-shaped phase shifter substrate through a coaxial fixing buckle and a retaining spring, and a clamping clamp mounted on the phase shifter slider and allowing the phase shifter slider to fit the fan-shaped phase shifter substrate. An input end strip line is etched at one end of the fan-shaped phase shifter substrate, and an output end strip line is etched at the other end of the fan-shaped phase shifter substrate. The output end strip line has an arc line at one end set with the fan-shaped phase shifter substrate as the center. A connecting strip line that is horizontally set and connected to the center of the phase shifter slider is etched on the phase shifter slider, and an arc strip line at one end that is connected to the connecting strip line and is etched on the phase shifter slider with the fan-shaped phase shifter substrate as the center. The connecting strip line, the arc strip line, the input end strip line and the output end strip line are connected by electrical coupling.
2. The sector-shaped one-in-one phase shifter device according to claim 1, characterized in that: The sector-shaped phase shifter substrate and the phase shifter slide are both made of PCB material; the phase shifter slide is also arranged in a sector-shaped structure.
3. The sector-shaped one-in-one phase shifter device according to claim 1, characterized in that: A fixing hole is provided on the sector-shaped phase shifter substrate.
4. The sector-shaped one-in-one phase shifter device according to claim 1, characterized in that: ； A hole is provided at the end of the input end strip line and intersects with the center of the circle of the sector-shaped phase shifter substrate, and is used to cooperate with the coaxial fixing buckle and the clamping spring for installation.
5. The sector-shaped one-in-one phase shifter device according to claim 1, characterized in that: The arc strip line on the phase shifter slide and the output end strip line on the sector-shaped phase shifter substrate are on the same arc track.
6. The sector-shaped one-in-one phase shifter device according to claim 1, characterized in that: The phase shifter slide is also connected to a driving device for driving the slide to rotate.