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A T-shaped coaxial power divider

A power divider and coaxial technology, applied in the direction of waveguide devices, circuits, connecting devices, etc., can solve problems such as difficulty in adapting to high-power circuits, low withstand voltage, and poor breakdown resistance, and achieve easy port impedance matching, The effect of high pressure resistance and strong breakdown resistance

Active Publication Date: 2020-04-14
ANHUI SUN CREATE ELECTRONICS
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0003] Most of the traditional power dividers adopt microstrip or stripline structure. This kind of power divider has low withstand voltage and poor breakdown resistance, and most of them are suitable for low-power circuits.
However, under high power conditions, the microstrip and stripline power dividers have weak adaptability and are easily damaged, making it difficult to adapt to the frequently used high-power circuits at this stage.

Method used

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  • A T-shaped coaxial power divider
  • A T-shaped coaxial power divider
  • A T-shaped coaxial power divider

Examples

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Embodiment 1

[0030] The working frequency band of the coaxial power splitter in this embodiment is 1 GHz-1.1 GHz, the impedance of the feed port is 50 ohms, and the impedance of the first sub-port and the second sub-port is 100 ohms.

[0031] Such as figure 2 As shown, the diameter rnx1 of the first inner conductor I1 of the coaxial power divider of this embodiment = 1.75mm, the gap width hf between the second inner conductor II4 and the second inner conductor I2 = 10mm; the second The diameter of the conductor I2 in the second section and the outer diameter rnx2 of the second inner conductor II4 = 7.6mm, the length hnx2 = 55mm, the inner diameter rwx1 of the second inner conductor II4 = 4mm; the third inner conductor I3 and the third inner conductor The conductor II 5 has a diameter rnx3=3.3 mm, a length hnx3=20 mm, and an inner diameter rwx2 of the outer conductor 6=17.5 mm.

[0032] Such as image 3 As shown, the electromagnetic wave is fed from the feed port A between the first inne...

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Abstract

The invention relates to a T-shaped coaxial power divider. The T-shaped coaxial power divider comprises a first section of inner conductor I, a third section of inner conductor I and a second sectionof inner conductor I, wherein the first section of inner conductor I and the second section inner conductor I are fixedly connected, the second section of inner conductor I and the third section of inner conductor I are fixedly connected, a second section of inner conductor II and a third section of inner conductor II sleeve the periphery of the first section of inner conductor I, are coaxial to each other and both are in cylindrical shapes, the second section of inner conductor II is arranged between the second section of inner conductor I and the third section of inner conductor II, an end part, far away from the second section of inner conductor I, of the second section of inner conductor II is fixedly connected with one end part of the third section of inner conductor II, a gap is formed between the second section of inner conductor II and the second section of inner conductor I, and the inner diameter of the third section of inner conductor II is smaller than the inner diameter ofthe second section of inner conductor II. The coaxial power divider is resistant to high pressure and is high in breakdown-resistant capability, port impedance matching is easy, the coaxial power divider can be directly connected with a high-power device, and the application requirement of a high-power circuit is met.

Description

technical field [0001] The invention belongs to the field of radar communication design, in particular to a T-shaped coaxial power divider. Background technique [0002] A coaxial power divider is a device that divides the energy of one input signal into two or multiple outputs with equal or unequal energy, and can also conversely synthesize the energy of multiple signals into one output. At this time, it can also be called a combiner. , mainly used in network communication. Power splitters play an important role in the design of modern radar communications. [0003] Most of the traditional power dividers adopt microstrip or stripline structure. This kind of power divider has low withstand voltage and poor breakdown resistance, and most of them are suitable for low-power circuits. However, under high-power conditions, power splitters with microstrip and stripline structures have weak adaptability and are easily damaged, making it difficult to adapt to high-power circuits t...

Claims

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Application Information

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Patent Type & Authority Patents(China)
IPC IPC(8): H01P5/18
CPCH01P5/18
Inventor 高静孙浩胡卫东李霞袁士涛
Owner ANHUI SUN CREATE ELECTRONICS
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