CN202259649U - Three-combiner structure based on Wilkinson - Google Patents
Three-combiner structure based on Wilkinson Download PDFInfo
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- CN202259649U CN202259649U CN2011204062422U CN201120406242U CN202259649U CN 202259649 U CN202259649 U CN 202259649U CN 2011204062422 U CN2011204062422 U CN 2011204062422U CN 201120406242 U CN201120406242 U CN 201120406242U CN 202259649 U CN202259649 U CN 202259649U
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Abstract
The utility model discloses a three-combiner structure based on Wilkinson, which comprises a metal box body. A first branch of microstrip line or strip line, a second branch of microstrip line or strip line, a third branch of microstrip line or strip line and an isolating resistor are arranged in an inner cavity of the metal box body, the isolating resistor comprises a first double-lead resistor, a second double-lead resistor and a third double-lead resistor, wherein the first double-lead resistor, the second double-lead resistor and the third double-lead resistor are welded between line width variation positions of every two branches of microstrip lines or strip lines of the first branch of microstrip line or strip line, the second branch of microstrip line or strip line and the third branch of microstrip line or strip line respectively. The three-combiner structure based on the Wilkinson meets the performance requirement that the isolating resistor needs to be welded between every two branches of microstrip lines or strip lines of the three braches of microstrip lines or strip lines of the three-combiner respectively, improves power capacity of the isolating resistor, and can be suitable for high-power application.
Description
Technical field
The utility model relates to the mixer technical field based on Wilkinson, relates in particular to a kind of three mixer structures based on Wilkinson.
Background technology
Small-power three mixer structures based on Wilkinson in the prior art comprise metal case; In the inner chamber of metal case, be provided with isolation resistance and the circuit that contains three road microstrip lines or strip line; The circuit that contains three road microstrip lines or strip line is anchored on the bottom surface of metal case inner chamber; The line width variation place of each road microstrip line or strip line is located on the same horizontal linear on the circuit; Then isolation resistance-low power Chip-R is welded between the line width variation place of each road microstrip line or strip line, yet owing to the line width variation place of this three road microstrip line or strip line is located on the same horizontal linear, therefore; Can only weld two Chip-Rs between each line width variation place of this three road microstrip line or strip line; Be about to a Chip-R and be welded between the line width variation place of first via microstrip line or strip line and the second road microstrip line or strip line, another Chip-R is welded between the line width variation place of the second road microstrip line or strip line and Third Road microstrip line or strip line, can not soldering surface mounted resistance thereby cause between the line width variation place of first via microstrip line or strip line and Third Road microstrip line or strip line; Thereby this three mixers structure can not satisfy the performance requirement that all need weld isolation resistance between the line width variation place of every two-way microstrip line in three road microstrip lines or the strip line or strip line; And this three mixer structures of the prior art, its area of dissipation is little, is unfavorable for improving power; Can only be suitable for low-power applications; And its bandwidth is narrower, and power division is also uneven, is prone to cause the power loss heating.
The utility model content
The main purpose of the utility model provides a kind of bandwidth and power-balance can realized and distributes, improves the isolation resistance power capacity to be suitable for the three mixer structures based on Wilkinson of high-power applications.
In order to achieve the above object; The utility model proposes a kind of three mixer structures based on Wilkinson; Comprise metal case; In the inner chamber of said metal case, be provided with first via microstrip line or strip line, the second road microstrip line or strip line, Third Road microstrip line or strip line and isolation resistance; Said first via microstrip line or strip line, the second road microstrip line or strip line, Third Road microstrip line or strip line are provided with the line width variation place; Said isolation resistance comprises the first double lead resistance, the second double lead resistance, the 3rd double lead resistance, and the said first double lead resistance, the second double lead resistance, the 3rd double lead resistance are welded in respectively between the line width variation place of every two-way microstrip line in said first via microstrip line or strip line, the second road microstrip line or strip line, Third Road microstrip line or the strip line or strip line.
Preferably, said isolation resistance also comprises a resistance base, and the said first double lead resistance, the second double lead resistance, the 3rd double lead resistance evenly are welded on the said resistance base.
Preferably, said resistance base adopts cup dolly.
Preferably, the said first double lead resistance, the second double lead resistance, the 3rd double lead resistance all evenly are welded on the said resistance base along the tangential direction of said resistance base.
Preferably, said isolation resistance is anchored on the bottom surface of said metal case inner chamber through screw.
Preferably; Be provided with some dielectric support block between the bottom surface of said first via microstrip line or strip line, the second road microstrip line or strip line, Third Road microstrip line or strip line and metal case inner chamber; Said first via microstrip line or strip line, the second road microstrip line or strip line, Third Road microstrip line or strip line form the upper-lower position dislocation through the unsettled inner chamber that places said metal case of said dielectric support block with said isolation resistance.
Preferably, the line width variation place of the line width variation place of the line width variation place of said first via microstrip line or strip line, the second road microstrip line or strip line and Third Road microstrip line or strip line forms on the same horizontal plane 3 triangle.
Preferably; The lead-in wire at the said first double lead resistance two ends is welded in the line width variation place of said first via microstrip line or strip line and the line width variation place of the second road microstrip line or strip line respectively; The lead-in wire at the said second double lead resistance two ends is welded in the line width variation place of said the second road microstrip line or strip line and the line width variation place of Third Road microstrip line or strip line respectively, and the lead-in wire at said the 3rd double lead resistance two ends is welded in the line width variation place of said first via microstrip line or strip line and the line width variation place of Third Road microstrip line or strip line respectively.
Preferably, said resistance base adopts the good metal material of thermal diffusivity, and does electroplating processes on its surface.
The three mixer structures that the utility model proposes based on Wilkinson; Satisfied the performance requirement that all need weld isolation resistance between every two-way microstrip line in three road microstrip lines or the strip line of three mixers or the strip line; Solved the balance assignment problem of three mixer bandwidth and power; Improve the power capacity of isolation resistance, made the utility model can be suitable for high-power applications.
Description of drawings
Fig. 1 is based on the top cross-sectional view of three mixer structures of Wilkinson in the prior art;
Fig. 2 is based on the side cross-sectional, view of three mixer structures of Wilkinson in the prior art;
Fig. 3 is the vertical view of the utility model embodiment based on double lead resistance in the isolation resistance of three mixer structures of Wilkinson;
Fig. 4 is the vertical view of the utility model embodiment based on resistance base in the isolation resistance of three mixer structures of Wilkinson;
Fig. 5 is the vertical view of the utility model embodiment based on isolation resistance in the three mixer structures of Wilkinson;
Fig. 6 is the top cross-sectional view of the utility model embodiment based on three mixer structures of Wilkinson;
Fig. 7 is the side cross-sectional, view of the utility model embodiment based on three mixer structures of Wilkinson.
The realization of the utility model purpose, functional characteristics and advantage will combine embodiment, further specify with reference to accompanying drawing.
Embodiment
The main solution of the utility model is: the isolation resistance that is provided with in the three mixer metal case inner chambers comprises the first double lead resistance, the second double lead resistance, the 3rd double lead resistance and resistance base; Wherein the first double lead resistance, the second double lead resistance, the 3rd double lead resistance evenly are welded on the resistance base, isolation resistance are fastened on the medium position of metal case inner chamber bottom surface through screw.And be provided with some dielectric support block between the bottom surface of first via microstrip line or strip line, the second road microstrip line or strip line, Third Road microstrip line or strip line and metal case inner chamber in the three mixer inner chambers; Each road microstrip line or strip line form the upper-lower position dislocation through the unsettled inner chamber that places metal case of dielectric support block with isolation resistance.And the line width variation place of first via microstrip line or strip line, the second road microstrip line or strip line, Third Road microstrip line or strip line forms on the same horizontal plane 3 triangle; Be welded in the line width variation place of first via microstrip line or strip line and the line width variation place of the second road microstrip line or strip line to the lead-in wire at the first double lead resistance two ends respectively; Be welded in the line width variation place of the second road microstrip line or strip line and the line width variation place of Third Road microstrip line or strip line to the lead-in wire at the second double lead resistance two ends respectively, be welded in the line width variation place of first via microstrip line or strip line and the line width variation place of Third Road microstrip line or strip line to the lead-in wire at the 3rd double lead resistance two ends respectively.Thereby satisfied the performance requirement that all need weld isolation resistance between every two-way microstrip line in three road microstrip lines or the strip line of three mixers or the strip line; Solved the balance assignment problem of three mixer bandwidth and power; Improve the power capacity of isolation resistance, made the utility model can be suitable for high-power applications.
See figures.1.and.2; Fig. 1 is based on the top cross-sectional view of three mixer structures of Wilkinson in the prior art; Fig. 2 is based on the side cross-sectional, view of three mixer structures of Wilkinson in the prior art; Comprise metal case 1; In the inner chamber of metal case, be provided with the circuit 7 that contains three road microstrip lines or strip line, circuit 7 is anchored on the bottom surface of metal case inner chamber, and three road microstrip lines or strip line contained on the circuit 7 are respectively first via microstrip line or strip line 2, the second road microstrip line or strip line 3, Third Road microstrip line or strip line 4.Wherein, On first via microstrip line or strip line 2, the second road microstrip line or strip line 3, Third Road microstrip line or strip line 4, be provided with the line width variation place, and the line width variation place of first via microstrip line or strip line 2, the second road microstrip line or strip line 3, Third Road microstrip line or strip line 4 is all on same horizontal linear.Between the line width variation place of first via microstrip line or strip line 2 and the second road microstrip line or strip line 3, be welded with first Chip-R 5; Between the line width variation place of the second road microstrip line or strip line 3 and Third Road microstrip line or strip line 4, be welded with second Chip-R 6, and be not welded with Chip-R between the line width variation place of first via microstrip line or strip line 2 and Third Road microstrip line or strip line 4.
With reference to Fig. 3, Fig. 3 is the vertical view of the utility model embodiment based on double lead resistance in the isolation resistance of three mixer structures of Wilkinson, and double lead resistance comprises resistance body 31, is provided with lead-in wire 36 at the two ends of resistance body 31.
With reference to Fig. 4; Fig. 4 is the vertical view of the utility model embodiment based on resistance base in the isolation resistance of three mixer structures of Wilkinson; Resistance base 32 in the utility model adopts cup dolly; And the material of resistance base 32 is to adopt the good metal material of thermal diffusivity, and the resistance base 32 in the utility model is to adopt copper, and does electroplating processes on its surface.
With reference to Fig. 5; Fig. 5 is the vertical view of the utility model embodiment based on isolation resistance in the three mixer structures of Wilkinson; Isolation resistance in the present embodiment comprises the first double lead resistance 33, the second double lead resistance 34, the 3rd double lead resistance 35 and resistance base 32, and wherein the first double lead resistance 33, the second double lead resistance 34, the 3rd double lead resistance 35 all evenly are welded on the resistance base 32 along the tangential direction of resistance base 32.
With reference to Fig. 6 and Fig. 7; Fig. 6 is the top cross-sectional view of the utility model embodiment based on three mixer structures of Wilkinson; Fig. 7 is the side cross-sectional, view of the utility model embodiment based on three mixer structures of Wilkinson; Comprise metal case 10, metal case inner chamber 11, in metal case inner chamber 11, be provided with microstrip line or strip line 20, isolation resistance 30 and some dielectric support block 40.
Wherein, Isolation resistance 30 comprises the first double lead resistance 33, the second double lead resistance 34, the 3rd double lead resistance 35 and resistance base 32; Wherein, the first double lead resistance 33, the second double lead resistance 34, the 3rd double lead resistance 35, its unit for electrical property parameters can be identical also can be inequality.The first double lead resistance 33, the second double lead resistance 34, the 3rd double lead resistance 35 all evenly are welded on the resistance base 32 along the tangential direction of resistance base 32.Through screw isolation resistance 30 is fastened on the bottom surface of metal case inner chamber 11.
Microstrip line or strip line 20 comprise first via microstrip line or strip line 21, the second road microstrip line or strip line 22, Third Road microstrip line or strip line 23; First via microstrip line or strip line 21 are provided with line width variation place 24; The second road microstrip line or strip line 22 are provided with line width variation place 25, and Third Road microstrip line or strip line 23 are provided with line width variation place 26.Wherein, The line width variation place 26 of line width variation place 25, Third Road microstrip line or the strip line 23 of line width variation place 24, the second road microstrip line or the strip line 22 of first via microstrip line or strip line 21 is not on same horizontal linear, and it forms on the same horizontal plane 3 triangle.
Some dielectric support block 40 are arranged between first via microstrip line or strip line 21, the second road microstrip line or strip line 22, Third Road microstrip line or strip line 23 and metal case inner chamber 11 bottom surfaces; First via microstrip line or strip line 21, the second road microstrip line or strip line 22, Third Road microstrip line or strip line 23 form the upper-lower position dislocation through the dielectric support block 40 unsettled metal case inner chambers 11 that place with said isolation resistance 30.
Be welded in the line width variation place 24 of first via microstrip line or strip line 21 and the line width variation place 25 of the second road microstrip line or strip line 22 to the lead-in wire at the first double lead resistance, 33 two ends in the isolation resistance 30 respectively; Be welded in the line width variation place 25 of the second road microstrip line or strip line 22 and the line width variation place 26 of Third Road microstrip line or strip line 23 to the lead-in wire at the second double lead resistance, 34 two ends respectively, be welded in the line width variation place 24 of first via microstrip line or strip line 21 and the line width variation place 26 of Third Road microstrip line or strip line 23 to the lead-in wire at the 3rd double lead resistance 35 two ends respectively.Thereby realized all need welding between every two-way microstrip line in first via microstrip line or strip line 21, the second road microstrip line or strip line 22, Third Road microstrip line or the strip line 23 or the strip line performance requirement of isolation resistance.
The beneficial effect of the utility model is: satisfied the performance requirement that all need weld isolation resistance between every two-way microstrip line in three road microstrip lines or the strip line of three mixers or the strip line; Solved the balance assignment problem of three mixer bandwidth and power; Improve the power capacity of isolation resistance, made the utility model can be suitable for high-power applications.
The above is merely the preferred embodiment of the utility model; Be not thus the restriction the utility model claim; Every equivalent structure or equivalent flow process conversion that utilizes the utility model specification and accompanying drawing content to be done; Or directly or indirectly be used in other relevant technical fields, all in like manner be included in the scope of patent protection of the utility model.
Claims (9)
1. three mixer structures based on Wilkinson; Comprise metal case; In the inner chamber of said metal case, be provided with first via microstrip line or strip line, the second road microstrip line or strip line, Third Road microstrip line or strip line and isolation resistance; Said first via microstrip line or strip line, the second road microstrip line or strip line, Third Road microstrip line or strip line are provided with the line width variation place; It is characterized in that; Said isolation resistance comprises the first double lead resistance, the second double lead resistance, the 3rd double lead resistance, and the said first double lead resistance, the second double lead resistance, the 3rd double lead resistance are welded in respectively between the line width variation place of every two-way microstrip line in said first via microstrip line or strip line, the second road microstrip line or strip line, Third Road microstrip line or the strip line or strip line.
2. three mixer structures based on Wilkinson according to claim 1; It is characterized in that; Said isolation resistance also comprises a resistance base, and the said first double lead resistance, the second double lead resistance, the 3rd double lead resistance evenly are welded on the said resistance base.
3. three mixer structures based on Wilkinson according to claim 1 is characterized in that, said resistance base adopts cup dolly.
4. according to claim 1,2 or 3 described three mixer structures based on Wilkinson; It is characterized in that the said first double lead resistance, the second double lead resistance, the 3rd double lead resistance all evenly are welded on the said resistance base along the tangential direction of said resistance base.
5. three mixer structures based on Wilkinson according to claim 4 is characterized in that said isolation resistance is anchored on the bottom surface of said metal case inner chamber through screw.
6. three mixer structures based on Wilkinson according to claim 5; It is characterized in that; Be provided with some dielectric support block between the bottom surface of said first via microstrip line or strip line, the second road microstrip line or strip line, Third Road microstrip line or strip line and metal case inner chamber; Said first via microstrip line or strip line, the second road microstrip line or strip line, Third Road microstrip line or strip line form the upper-lower position dislocation through the unsettled inner chamber that places said metal case of said dielectric support block with said isolation resistance.
7. three mixer structures based on Wilkinson according to claim 6; It is characterized in that the line width variation place of the line width variation place of said first via microstrip line or strip line, the second road microstrip line or strip line and the line width variation place of Third Road microstrip line or strip line form on the same horizontal plane 3 triangle.
8. three mixer structures based on Wilkinson according to claim 7; It is characterized in that; The lead-in wire at the said first double lead resistance two ends is welded in the line width variation place of said first via microstrip line or strip line and the line width variation place of the second road microstrip line or strip line respectively; The lead-in wire at the said second double lead resistance two ends is welded in the line width variation place of said the second road microstrip line or strip line and the line width variation place of Third Road microstrip line or strip line respectively, and the lead-in wire at said the 3rd double lead resistance two ends is welded in the line width variation place of said first via microstrip line or strip line and the line width variation place of Third Road microstrip line or strip line respectively.
9. three mixer structures based on Wilkinson according to claim 8 is characterized in that, said resistance base adopts the good metal material of thermal diffusivity, and do electroplating processes on its surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204062422U CN202259649U (en) | 2011-10-24 | 2011-10-24 | Three-combiner structure based on Wilkinson |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204062422U CN202259649U (en) | 2011-10-24 | 2011-10-24 | Three-combiner structure based on Wilkinson |
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| Publication Number | Publication Date |
|---|---|
| CN202259649U true CN202259649U (en) | 2012-05-30 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2011204062422U Expired - Fee Related CN202259649U (en) | 2011-10-24 | 2011-10-24 | Three-combiner structure based on Wilkinson |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105633536A (en) * | 2014-11-07 | 2016-06-01 | 北京北广科技股份有限公司 | Enhanced microstrip line power synthesizer |
| CN109859925A (en) * | 2018-12-19 | 2019-06-07 | 石家庄军特电子科技有限公司 | A kind of 3 road composite structure of ultra wideband transmissions line transformer |
-
2011
- 2011-10-24 CN CN2011204062422U patent/CN202259649U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105633536A (en) * | 2014-11-07 | 2016-06-01 | 北京北广科技股份有限公司 | Enhanced microstrip line power synthesizer |
| CN109859925A (en) * | 2018-12-19 | 2019-06-07 | 石家庄军特电子科技有限公司 | A kind of 3 road composite structure of ultra wideband transmissions line transformer |
| CN109859925B (en) * | 2018-12-19 | 2020-11-06 | 石家庄军特电子科技有限公司 | 3-path synthetic structure of ultra-wideband transmission line transformer |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Shenzhen excellent communication technology Co., Ltd. Assignor: Wu Xin Contract record no.: 2013440020176 Denomination of utility model: Three-combiner structure based on Wilkinson Granted publication date: 20120530 License type: Exclusive License Record date: 20130606 |
|
| LICC | Enforcement, change and cancellation of record of contracts on the licence for exploitation of a patent or utility model | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120530 Termination date: 20161024 |
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| CF01 | Termination of patent right due to non-payment of annual fee |