CN102324614A - High-power microstrip multiplex power divider - Google Patents
High-power microstrip multiplex power divider Download PDFInfo
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- CN102324614A CN102324614A CN201110203775A CN201110203775A CN102324614A CN 102324614 A CN102324614 A CN 102324614A CN 201110203775 A CN201110203775 A CN 201110203775A CN 201110203775 A CN201110203775 A CN 201110203775A CN 102324614 A CN102324614 A CN 102324614A
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Abstract
The invention provides a high-power microstrip multiplex power divider, relating to the field of electronic technology. The invention aims to solve the technical problems that the traditional high-power multiplex power divider has large size, complex structure and bad productibility and can hardly realize broadband working, and the common microstrip power divider has low power capacity and larger insertion loss and the like. The high-power microstrip multiplex power divider provided by the invention comprises a first-level microstrip impedance conversion line, second-level microstrip impedance conversion lines, third-level microstrip lines and fourth-level microstrip lines which are in tree-structure connection by virtue of one input end and twelve output ends, wherein the input end of the first-level microstrip impedance conversion line is connected with an external signal source, two output ends of the first-level microstrip impedance conversion line are respectively connected with an input end of one second-level microstrip impedance conversion line; three output ends of each second-level microstrip impedance conversion line are respectively connected with the input ends of one third-level microstrip line; two output ends of each third-level microstrip line are respectively connected with the input ends of one fourth-level microstrip impedance conversion line.
Description
Technical field
The present invention relates to electronic technology field, particularly a kind of high-power microstrip multi-path power divider that is applied to microwave communication, satellite communication, radar.
Background technology
The high-power multi-path power splitter is the critical component of emission array antenna feed, and it is little to require to possess Insertion Loss, and power capacity is big, can on broad frequency band, work, and volume is as far as possible little simultaneously.
High-power power splitter in the market adopts coaxial configuration more, and volume is big, complex structure, productibility are poor, and is difficult for realizing wideband operation; Common microstrip power divider power capacity is low, Insertion Loss is bigger.
Summary of the invention
The present invention is intended to solve that traditional high-power multi-path power splitter exists that volume is big, complex structure, productibility are poor, be difficult for realizing wideband operation; There are technical problems such as power capacity is low, Insertion Loss is bigger again in common microstrip power divider, have to provide that volume is little, Insertion Loss is little, simple in structure, productibility good, can realize the high-power microstrip multi-path power divider of advantages such as wideband operation.
The objective of the invention is to realize through following technical scheme.
High-power microstrip multi-path power divider of the present invention; Being the little band impedance conversion of one-level line that tree connects, the little band impedance conversion of secondary line, three grades of microstrip lines and level Four microstrip line 12 outputs of an input is formed by connecting; Wherein the little band impedance conversion of one-level line input connects outside source, and its two outputs respectively connect the input of the little band impedance conversion of a secondary line; Three outputs of the every little band impedance conversion of secondary line connect the input of three grades of microstrip lines; Two outputs of every three grades of microstrip lines connect the input of a level Four microstrip line.
High-power microstrip multi-path power divider of the present invention, the little band impedance conversion of wherein said one-level line impedence is 50 ~ 25 Ω; The little band impedance conversion of secondary line impedence is 50 ~ 16.7 Ω; Three grades of microstrip line impedances are 42.5 Ω; The impedance of level Four microstrip line is 60 Ω.
High-power microstrip multi-path power divider of the present invention, the little band impedance conversion of wherein said one-level line are the dull and stereotyped strip line that polytetrafluoroethylene is filled.
The beneficial effect of the high-power microstrip multi-path power divider of the present invention: adopt micro belt process to make, possess that volume is little, structure flexibly, be easy to realize advantage such as wide bandwidth.
Description of drawings
Fig. 1 circuit theory diagrams of the present invention
Fig. 2 structure chart of the present invention
Fig. 3 enforcement sketch map of the present invention
Embodiment
Detailed structure of the present invention, application principle, effect and effect with reference to accompanying drawing 1-3, are explained through following execution mode.
The present invention is the little band impedance conversion of one-level line that tree connects, the little band impedance conversion of secondary line, three grades of microstrip lines and level Four microstrip line 12 outputs of an input and is formed by connecting; Wherein the little band impedance conversion of one-level line input connects outside source, and its two outputs respectively connect the input of the little band impedance conversion of a secondary line; Three outputs of the every little band impedance conversion of secondary line connect the input of three grades of microstrip lines; Two outputs of every three grades of microstrip lines connect the input of a level Four microstrip line.
The little band impedance conversion of one-level line impedence is 50 ~ 25 Ω; The little band impedance conversion of secondary line impedence is 50 ~ 16.7 Ω; Three grades of microstrip line impedances are 42.5 Ω; The impedance of level Four microstrip line is 60 Ω.
To the defective of common little band Wilkinson power splitter, the present invention has done following improvement:
1) impedance conversion realizes at common port, has increased the width of microstrip line, when improving power capacity, has reduced the Insertion Loss of microstrip line.
2) reasonable distribution impedance when guaranteeing bandwidth, reduces longitudinal length, reduces Insertion Loss simultaneously.
Schematic diagram of the function is shown in accompanying drawing 1, and wherein part 1 (50 Ω-25 Ω impedance conversion line) is " bottleneck " of power-limiting capacity, and for further improving power capacity, the dull and stereotyped strip line that available polytetrafluoroethylene is filled is realized.
Claims (3)
1. high-power microstrip multi-path power divider; It is characterized in that: be the little band impedance conversion of one-level line that tree connects, the little band impedance conversion of secondary line, three grades of microstrip lines and level Four microstrip line 12 outputs of an input and be formed by connecting; Wherein the little band impedance conversion of one-level line input connects outside source, and its two outputs respectively connect the input of the little band impedance conversion of a secondary line; Three outputs of the every little band impedance conversion of secondary line connect the input of three grades of microstrip lines; Two outputs of every three grades of microstrip lines connect the input of a level Four microstrip line.
2. high-power microstrip multi-path power divider as claimed in claim 1 is characterized in that: the little band impedance conversion of described one-level line impedence is 50 ~ 25 Ω; The little band impedance conversion of secondary line impedence is 50 ~ 16.7 Ω; Three grades of microstrip line impedances are 42.5 Ω; The impedance of level Four microstrip line is 60 Ω.
3. high-power microstrip multi-path power divider as claimed in claim 1 is characterized in that: the little band impedance conversion of described one-level line is the dull and stereotyped strip line that polytetrafluoroethylene is filled.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110203775A CN102324614A (en) | 2011-07-20 | 2011-07-20 | High-power microstrip multiplex power divider |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110203775A CN102324614A (en) | 2011-07-20 | 2011-07-20 | High-power microstrip multiplex power divider |
Publications (1)
| Publication Number | Publication Date |
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| CN102324614A true CN102324614A (en) | 2012-01-18 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201110203775A Pending CN102324614A (en) | 2011-07-20 | 2011-07-20 | High-power microstrip multiplex power divider |
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| CN (1) | CN102324614A (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102709662A (en) * | 2012-06-05 | 2012-10-03 | 摩比天线技术（深圳）有限公司 | Compact-type Wilkinson power divider and feed network of array antenna |
| CN103441337A (en) * | 2013-07-24 | 2013-12-11 | 吴江市同心电子科技有限公司 | High-gain array antenna |
| CN104466330A (en) * | 2014-11-25 | 2015-03-25 | 陕西黄河集团有限公司 | Microstrip power divider with coaxial cable input into arbitrary paths |
| CN104485501A (en) * | 2014-11-27 | 2015-04-01 | 中国计量学院 | Adjustable terahertz wave coupler with graphene three-output-port structure |
| CN106785289A (en) * | 2016-12-26 | 2017-05-31 | 西安电子科技大学 | Gao Gongfen based on three line coupled structures compares broadband power divider |
| CN107611544A (en) * | 2017-08-23 | 2018-01-19 | 北京无线电测量研究所 | A kind of C-band wideband power distributor |
| CN114899571A (en) * | 2022-05-18 | 2022-08-12 | 西北核技术研究所 | Novel high-power Wilkinson synthesizer |
| CN115207590A (en) * | 2022-05-18 | 2022-10-18 | 西北核技术研究所 | Novel high-power Gysel synthesizer |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201000498Y (en) * | 2007-02-08 | 2008-01-02 | 东南大学 | T-tree shaped structure optical power shunt |
| CN201749930U (en) * | 2010-06-30 | 2011-02-16 | 上海杰盛无线通讯设备有限公司 | Millimeter-wave broadband triple power divider |
-
2011
- 2011-07-20 CN CN201110203775A patent/CN102324614A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201000498Y (en) * | 2007-02-08 | 2008-01-02 | 东南大学 | T-tree shaped structure optical power shunt |
| CN201749930U (en) * | 2010-06-30 | 2011-02-16 | 上海杰盛无线通讯设备有限公司 | Millimeter-wave broadband triple power divider |
Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102709662A (en) * | 2012-06-05 | 2012-10-03 | 摩比天线技术（深圳）有限公司 | Compact-type Wilkinson power divider and feed network of array antenna |
| CN103441337A (en) * | 2013-07-24 | 2013-12-11 | 吴江市同心电子科技有限公司 | High-gain array antenna |
| CN104466330A (en) * | 2014-11-25 | 2015-03-25 | 陕西黄河集团有限公司 | Microstrip power divider with coaxial cable input into arbitrary paths |
| CN104466330B (en) * | 2014-11-25 | 2017-04-12 | 陕西黄河集团有限公司 | Microstrip power divider with coaxial cable input into arbitrary paths |
| CN104485501A (en) * | 2014-11-27 | 2015-04-01 | 中国计量学院 | Adjustable terahertz wave coupler with graphene three-output-port structure |
| CN104485501B (en) * | 2014-11-27 | 2017-01-25 | 中国计量学院 | Adjustable terahertz wave coupler with graphene three-output-port structure |
| CN106785289A (en) * | 2016-12-26 | 2017-05-31 | 西安电子科技大学 | Gao Gongfen based on three line coupled structures compares broadband power divider |
| CN106785289B (en) * | 2016-12-26 | 2019-06-18 | 西安电子科技大学 | Gao Gongfen based on three line coupled structures compares broadband power divider |
| CN107611544A (en) * | 2017-08-23 | 2018-01-19 | 北京无线电测量研究所 | A kind of C-band wideband power distributor |
| CN114899571A (en) * | 2022-05-18 | 2022-08-12 | 西北核技术研究所 | Novel high-power Wilkinson synthesizer |
| CN115207590A (en) * | 2022-05-18 | 2022-10-18 | 西北核技术研究所 | Novel high-power Gysel synthesizer |
| CN114899571B (en) * | 2022-05-18 | 2024-05-14 | 西北核技术研究所 | Novel high-power Wilkinson synthesizer |
| CN115207590B (en) * | 2022-05-18 | 2024-05-14 | 西北核技术研究所 | Novel high-power Gysel synthesizer |
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Application publication date: 20120118 |