CN104362998A - Phase shifter - Google Patents

Phase shifter Download PDF

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Publication number
CN104362998A
CN104362998A CN 201410711853 CN201410711853A CN104362998A CN 104362998 A CN104362998 A CN 104362998A CN 201410711853 CN201410711853 CN 201410711853 CN 201410711853 A CN201410711853 A CN 201410711853A CN 104362998 A CN104362998 A CN 104362998A
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CN
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Prior art keywords
port
connected
phase shifter
end
series
Prior art date
Application number
CN 201410711853
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Chinese (zh)
Inventor
不公告发明人
Original Assignee
王少夫
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Abstract

The invention discloses a phase shifter. A circuit structure comprises four ports, two series resonance units L1C1 and L2C2, one parallel resonance unit L3C3, a capacitor C12 and a transmission line. The phase shifter can be widely used in places with high requirements on the signal performance of a WCDMA mobile communication power amplifier, a radar antenna and the like. The phase shifter is simple in structure, easy to process and low in cost.

Description

-种移相器 - kind of phase shifters

技术领域 FIELD

[0001] 本发明涉及移动基站天线领域,更具体地说是涉及一种移相器,属于电子与通信领域。 [0001] The present invention relates to a mobile base station antennas, and more particularly to a phase shifter belonging to the field of electronics and communication.

背景技术 Background technique

[0002] 基站天线是移动通信系统的关键部件,在实际应用中,移相器是波束下倾可电调基站天线的必要部件,基站天线通过移相器改变各福射单元的相位,W达到波束下倾的目的,因此移相器极大地影响基站天线的性能和成本,要求移相器应具有结构简单、成本低和性能稳定等特点。 [0002] The base station antenna is a key component of the mobile communication system, in practical application, the phase shifter is an essential component pour may be electrically adjusted base station antenna in the beam, the base station antenna through the phase shifter changes the phase of each Fu emitting unit, W reaches object beam tilt under the phase shifter so greatly affect the performance and cost of the base station antenna, the phase shifter requirements should have a simple structure, low cost and stable performance.

发明内容 SUMMARY

[0003] 本发明的提供一种移相器。 [0003] The present invention provides a phase shifter. 本发明结构简单,性能稳定且便于安装。 The present invention is simple in structure, stable and easy to install.

[0004] 本发明的目的是通过W下技术方案实现的: 一种移相器,该电路结构由四个端口;两个串联谐振单元,与£:3 :-个并联谐振单元与曰*,一个电容<^及传输线实现;串联谐振器£»€^的一端与端口1相连接,另一端与串联谐振器^^的一端相连接;并联谐振器的另一端与地相连接;串联谐振器马;馬的一端与端口2相连接,另一端与串联谐振器I:A的一端相连接;电容的两端分别与端口1,端口2相连接;输入端口1和输出端口2均接10欧姆阻抗,另外传输线两端分别与端口3与端口4相连接,作为系统的参考端。 [0004] The object of the present invention is achieved by the technical solution W: one kind of the phase shifter, the circuit arrangement of four ports; two series resonance unit, and £: 3: - parallel with said resonance unit *, a capacitor <^ and implemented with transmission lines; series resonator £ »€ ^ one end to the port 1 is connected to another end of the series resonator ^^ connected; the other end of the parallel resonator is connected to ground; series resonator horse; horse and port 2 is connected to one end, the other end of the series resonators I: a is connected to one end; respectively across the capacitor port 1, port 2 is connected; an input port 1 and output port 2 are connected to 10 ohm impedance and the cable ends are connected to the port 3 and port 4, as the system reference terminal.

[0005] 与现有技术相比,本发明具有如下优点和技术效果:本发明实现了无源移相器的结构一体化设计,结构简单,安装方便,性能稳定。 [0005] Compared with the prior art, the present invention has the following technical effects and advantages: the structure of the present invention achieves the integration of passive phase shifter design, simple structure, easy installation, stable performance.

附图说明 BRIEF DESCRIPTION

[0006] 图1为本发明一种移相器电路图。 [0006] FIG 1 a circuit diagram of a phase shifter of the present invention.

[0007] 图2为本发明一种移相器S参数特性图。 [0007] FIG. 2 is S parameter characteristics of a phase shifter of the present invention, FIG.

具体实施方式 Detailed ways

[0008] W上内容已经对本发明作了清楚完整地说明,W下再结合附图对本发明的具体实施作进一步说明,但本发明的保护范围和实施不限于此。 [0008] W has the content of the invention has been described clearly and completely, and then the W DRAWINGS DETAILED embodiment of the present invention will be further described, and the scope of embodiments of the present invention is not limited thereto.

[0009] 图1是移相器电路结构图,该电路结构由四个端口;两个串联谐振单元/*1€^, 马兵2 ;-个并联谐振单元1;3&,一个电容€^2及传输线实现;串联谐振器為^|的一端与端口1相连接,另一端与串联谐振器与;<兰的一端相连接;并联谐振器~^兰的另一端与地相连接;串联谐振器的一端与端口2相连接,另一端与串联谐振器W的一端相连接;电容的两端分别与端口1,端口2相连接;输入端口1和输出端口2均接10欧姆阻抗, 另外传输线两端分别与端口3与端口4相连接,作为系统的参考端。 [0009] FIG. 1 is a configuration diagram of the phase shifter circuit, the circuit arrangement of four ports; two series resonance units / * 1 € ^, 2 horsemen; - parallel resonance unit 1; & 3, a capacitor 2 ^ € and a transmission line implemented; series resonator is a ^ | end port 1 is connected to the other end of the series resonator and the; <end blue connected; parallel resonators ~ ^ blue and the other end connected to ground; series resonator one end of the port 2 is connected, and one end of the series resonator W is connected; across the capacitor correspond to port 1, port 2 is connected; an input port 1 and output port 2 are connected to 10 ohm impedance and transmission line two ends are connected to port 3 and port 4, as the system reference terminal.

[0010] 图2为本实施例S参数特性图,W此类推,本发明还可W依据相同的原理进行扩展。 [0010] Figure 2 S parameter characteristics of the present embodiment FIG, such push W, W according to the present invention may be expanded according to the same principle.

[0011] 本发明的基站移相器,具有无源互调低,功率容量高的特点,同时本发明结构简单,加工容易,成本低,可直接应用于各个工作频段上的波束下倾角连续可调的基站天线, 在蜂窝移动通信系统中具有广泛的应用价值。 [0011] The base station according to the present invention, a phase shifter, having a down passive intermodulation, the characteristics of high power capacity, while the invention has simple structure, easy processing, low cost, and can be directly applied on the respective beam tilt angle continuously operating band adjusting base station antennas, it has wide application in a cellular mobile communication system.

[0012] W上所述为本发明的优选实施例而已,并不限制本发明,对于本领域的技术人员来说,本发明可W有各种变化和更改。 Example only [0012] W is preferably on the present invention and do not limit the present invention, those skilled in the art, the present invention may have various changes and modifications W. 凡在本发明的精神和原则之内,所作任何修改、等同替换、改进等,均包含在本发明的保护范围之内。 Where within the spirit and principle of the present invention made without any modifications, equivalent replacements, improvements, etc., are included within the scope of the present invention.

Claims (1)

  1. 1. 一种移相器,其特征在于,该电路结构由四个端口;两个串联谐振单元,Z2C2 ;-个并联谐振单元,一个电容及传输线实现;串联谐振器M的一端与端口1相连接,另一端与串联谐振器W的一端相连接;并联谐振器¥的另一端与地相连接;串联谐振器^2C2的一端与端口2相连接,另一端与串联谐振器的一端相连接;电容的两端分别与端口1,端口2相连接;输入端口1和输出端口2均接10欧姆阻抗,另外传输线两端分别与端口3与端口4相连接,作为系统的参考端。 A phase shifter, characterized in that, the circuit arrangement of four ports; two series resonance units, Z2C2; - parallel resonance unit, and a capacitor implemented with transmission lines; port resonator in series with one end of an M phase and the other end to one end of the series resonator W is connected; parallel resonator ¥ other end connected to ground; series resonator ^ 2C2 end port 2 is connected to another end of the series resonator is connected; across the capacitor are connected to port 1, port 2; 1 input port 2 and output port 10 are connected to the ohmic resistance, the other two ends of the transmission line are respectively connected to port 3 and port 4, as the system reference terminal.
CN 201410711853 2014-12-02 2014-12-02 Phase shifter CN104362998A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN 201410711853 CN104362998A (en) 2014-12-02 2014-12-02 Phase shifter

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN 201410711853 CN104362998A (en) 2014-12-02 2014-12-02 Phase shifter

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Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101084623A (en) * 2004-10-29 2007-12-05 北电网络有限公司 Band reject filters
EP1726093B1 (en) * 2004-03-19 2013-07-10 Nokia Corporation Coupled baw resonator based duplexers
CN103856177A (en) * 2012-11-30 2014-06-11 富士通株式会社 Variable phase shifter, semiconductor integrated circuit and phase shifting method
CN104104352A (en) * 2014-08-03 2014-10-15 王少夫 Phase shifter continuously and linearly adjustable in phase

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1726093B1 (en) * 2004-03-19 2013-07-10 Nokia Corporation Coupled baw resonator based duplexers
CN101084623A (en) * 2004-10-29 2007-12-05 北电网络有限公司 Band reject filters
CN103856177A (en) * 2012-11-30 2014-06-11 富士通株式会社 Variable phase shifter, semiconductor integrated circuit and phase shifting method
CN104104352A (en) * 2014-08-03 2014-10-15 王少夫 Phase shifter continuously and linearly adjustable in phase

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