CN202405396U - High-temperature superconducting filter with high out-of-band rejection and high bearing power - Google Patents
High-temperature superconducting filter with high out-of-band rejection and high bearing power Download PDFInfo
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- CN202405396U CN202405396U CN 201120558953 CN201120558953U CN202405396U CN 202405396 U CN202405396 U CN 202405396U CN 201120558953 CN201120558953 CN 201120558953 CN 201120558953 U CN201120558953 U CN 201120558953U CN 202405396 U CN202405396 U CN 202405396U
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- wave filter
- high temperature
- superconduction wave
- temperature superconducting
- temperature superconduction
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Abstract
The utility model relates to a high-temperature superconducting filter with high out-of-band rejection and high bearing power, which comprises a high-temperature superconducting filter chip, a high-temperature superconducting filter box body, an input SMA joint and an output SMA joint, wherein the high-temperature superconducting filter chip is arranged in the box body, an input interface and an output interface of the high-temperature superconducting filter chip are respectively connected with the input SMA joint and the output SMA joint, the chip adopts a magnesium oxide (MgO) as a basic piece, two surfaces of the basic piece are both provided with a high-temperature superconducting YBa2Cu3O7-delta thin film in a sputtering way, a gold film is arranged in situ on the high-temperature superconducting thin film in the sputtering way, wherein the high-temperature superconducting thin film and the gold film on one surface are totally reserved to be as a grounding surface, the input interface and the output interface on the other surface are provided with the gold film, and the other part of the other surface is provided with a high-temperature superconducting filter circuit made of the high-temperature superconducting YBa2Cu3O7-delta thin film. The high-temperature superconducting filter with the high out-of-band rejection and the high bearing power, disclosed by the utility model, has the advantages that the out-of-band rejection is high, a sideband is steep, the inserting loss in the band is small, and meanwhile, the out-of-band bearing power is high and the like.
Description
Affiliated technical field:
The utility model relates to a kind of microwave device, is specifically related to a kind of high temperature superconduction wave filter that high-band suppresses high-mechanic power outward that has, and is mainly used on communication satellite, radar, survey of deep space, the transfer of data, can improve sensitivity, the antijamming capability of system.
Background technology:
Superconduction almost can't harm, and the Q value is high, utilizes sideband steepness, the outer harmonic wave of band and the clutter of the filter of superconductor making to suppress ability more than conventional filter height; The insertion loss of super conductive filter is very little, and in receiver, it places the front end of amplifier, can all curb the outer various interference signals of band, improves the antijamming capability of receiver.In practical application, because the high reject signal outside the band is bigger, can reach more than the 10W, can make the super conductive filter quench, conventional method for designing can not satisfy the engineering instructions for use.
Summary of the invention:
In order to solve the deficiency that the outer load power of super conductive filter band has only mW～W magnitude, the purpose of the utility model is to provide the outer load power of a kind of high-band, high-band to suppress, hang down the high temperature superconduction wave filter of Insertion Loss outward.Under the situation that does not increase volume, the general characteristic of existing super conductive filter has high-band to bear power outward again.
The utility model solves the technical scheme that its technical problem adopted: a kind of have a high temperature superconduction wave filter that high-band suppresses high-mechanic power outward, comprises high temperature superconduction wave filter chip, high temperature superconduction wave filter box body, input sub-miniature A connector and output sub-miniature A connector; Said high temperature superconduction wave filter chip places in the high temperature superconduction wave filter box body, and its input, output interface link to each other through spun gold with the output sub-miniature A connector with the input sub-miniature A connector respectively; Said high temperature superconduction wave filter chip adopts magnesia as substrate, high-temperature superconductor YBa in the sputter of substrate two sides
2Cu
3O
The 7-ΔFilm, in-situ sputtering has golden film on high-temperature superconducting thin film; Wherein the high-temperature superconducting thin film and the golden film of one side all keep, and as ground plane, another side is the high temperature superconduction wave filter circuit; Said high temperature superconduction wave filter circuit is imported pad, high-temperature superconductor o pads and several resonators by high-temperature superconductor and is constituted.
Said resonator adopts wide lines resonator in the importation, adopt narrow lines resonator at output, and the quantity of the wide lines resonator of importation is even number or odd number.
The line thickness scope of said wide lines resonator is 1.2mm ~ 1.8mm, and the line thickness scope of said narrow lines resonator is 0.2mm ~ 0.4mm.
On said high temperature superconduction wave filter chip is welded at the bottom of the said high temperature superconduction wave filter box body box through φ 0.1mm indium sheet.The high temperature superconduction wave filter cell material adopts titanium alloy.
The beneficial effect of the utility model is:Owing to adopted wide lines resonator in the importation and adopted narrow lines resonator at output; Realized the plane integrated technology, can be in limited area have not only guaranteed in the band of filter that Insertion Loss is little, outer the inhibitions degree height of band, sideband is precipitous but realized being with outside can carry powerful requirement.
Description of drawings
Below in conjunction with accompanying drawing and embodiment the utility model is further specified:
Fig. 1 is the utility model structural representation;
Fig. 2 is the utility model high temperature superconduction wave filter chip circuit structural representation;
Among the figure, 1. input sub-miniature A connector, 2. output sub-miniature A connector, 3. high temperature superconduction wave filter box body, 4. high temperature superconduction wave filter chip, 5a. high-temperature superconductor input pad, 5b. high-temperature superconductor o pads, 6. wide lines resonator, 7. narrow lines resonator.
Embodiment
In Fig. 1, input sub-miniature A connector 1 and output sub-miniature A connector 2 are installed on the sidewall of high temperature superconduction wave filter box body 3, are screwed; High temperature superconduction wave filter box body 3 is made up of box body cavity and lid two parts, is screwed at the bottom of box body cavity and the box; On high temperature superconduction wave filter chip 4 is welded at the bottom of the box through the thick indium sheet of 0.1mm, the input/output interface of high temperature superconduction wave filter chip 4 respectively with input sub-miniature A connector 1 with export 2 sub-miniature A connectors and link to each other.Working temperature is below the 77K.
Fig. 2 is the utility model high temperature superconduction wave filter chip circuit figure.The high temperature superconduction wave filter chip adopts magnesia (MgO) as substrate, the high-temperature superconductor YBa of 5000 dusts in the sputter of substrate two sides
2Cu
3O
The 7-ΔFilm, the golden film of 500 dusts on in-situ sputtering on the high-temperature superconducting thin film then.Wide lines resonator 6 is adopted in the importation of high temperature superconduction wave filter circuit, and its line thickness is between 1.2mm ~ 1.8mm, and narrow lines resonator 7 is adopted in the rear end, and its line thickness is between 0.2mm ~ 0.4mm.Make high temperature superconduction wave filter through technologies such as photoetching, dry etching, cuttings; In the preparation process; The high-temperature superconducting thin film and the golden film of one side all keep; As ground plane, another side also is that the golden film on the main one side (one side that figure is arranged) only keeps the input/output interface part, and remainder is a high-temperature superconducting thin film.
The powerful high temperature superconduction wave filter of the outer carrying of band that has that the utility model is implemented is prepared on magnesia (MgO) substrate of 34 ㎜ * 10.8 ㎜.
When working temperature 77K, insertion loss and standing wave when insertion loss the when super conductive filter of the utility model does not add power outside band and standing wave and sideband add 10W power are consistent, and do not change.
Filter is the Primary Component in electronics, the communication system, and effect is that the signal of telecommunication is extracted, separates or suppresses.The high-temperature superconductive device that is prepared into by superconductor has the belt resistance inhibitor system height, loss is minimum, sideband is precipitous and superiority such as circuit miniaturization; Its performance has wide application prospect considerably beyond the microwave filter of metal material making in all trades and professions.High-band suppresses high-mechanic power super conductive filter outward and soon in deep space observing and controlling, uses.
Claims (5)
1. one kind has the high temperature superconduction wave filter that high-band suppresses high-mechanic power outward, comprises high temperature superconduction wave filter chip (4), high temperature superconduction wave filter box body (3), input sub-miniature A connector (1) and output sub-miniature A connector (2); Said high temperature superconduction wave filter chip (4) places in the high temperature superconduction wave filter box body (3), and its input, output interface link to each other with output sub-miniature A connector (2) with input sub-miniature A connector (1) respectively; It is characterized in that: said high temperature superconduction wave filter chip (4) adopts magnesia as substrate, high-temperature superconductor YBa in the sputter of substrate two sides
2Cu
3O
The 7-ΔFilm, in-situ sputtering has golden film on high-temperature superconducting thin film; Wherein the high-temperature superconducting thin film and the golden film of one side all keep, and as ground plane, another side is the high temperature superconduction wave filter circuit; Said high temperature superconduction wave filter circuit is imported pad (5a), high-temperature superconductor o pads (5b) and several resonators by high-temperature superconductor and is constituted.
2. according to claim 1 have a high temperature superconduction wave filter that high-band suppresses high-mechanic power outward; It is characterized in that: said resonator adopts wide lines resonator (6) in the importation; Adopt narrow lines resonator (7) at output, the quantity of the wide lines resonator of importation is even number or odd number.
3. according to claim 2 have a high temperature superconduction wave filter that high-band suppresses high-mechanic power outward; It is characterized in that: the line thickness scope of said wide lines resonator (6) is 1.2mm ~ 1.8mm, and the line thickness scope of said narrow lines resonator (7) is 0.2mm ~ 0.4mm.
4. according to claim 1 have a high temperature superconduction wave filter that high-band suppresses high-mechanic power outward, it is characterized in that: on said high temperature superconduction wave filter chip (4) is welded at the bottom of said high temperature superconduction wave filter box body (3) box through the indium sheet.
5. according to claim 1 have a high temperature superconduction wave filter that high-band suppresses high-mechanic power outward, it is characterized in that: said high temperature superconduction wave filter box body (3) adopts metal alloy titanium panel material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201120558953 CN202405396U (en) | 2011-12-29 | 2011-12-29 | High-temperature superconducting filter with high out-of-band rejection and high bearing power |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201120558953 CN202405396U (en) | 2011-12-29 | 2011-12-29 | High-temperature superconducting filter with high out-of-band rejection and high bearing power |
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| Publication Number | Publication Date |
|---|---|
| CN202405396U true CN202405396U (en) | 2012-08-29 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201120558953 Expired - Lifetime CN202405396U (en) | 2011-12-29 | 2011-12-29 | High-temperature superconducting filter with high out-of-band rejection and high bearing power |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102522612A (en) * | 2011-12-29 | 2012-06-27 | 中国电子科技集团公司第十六研究所 | High temperature superconducting (HTS) filter with high out of band rejection and high load-bearing power |
| CN106207330A (en) * | 2016-07-04 | 2016-12-07 | 中国电子科技集团公司第三十六研究所 | A kind of superconducting filter structure |
| CN107369868A (en) * | 2016-05-11 | 2017-11-21 | 广东特信超导技术有限公司 | GSM-R superconduction radio-frequency front-end high temperature superconduction wave filters |
| CN107508576A (en) * | 2017-08-15 | 2017-12-22 | 电子科技大学 | A kind of active complex filter based on neutral net |
-
2011
- 2011-12-29 CN CN 201120558953 patent/CN202405396U/en not_active Expired - Lifetime
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102522612A (en) * | 2011-12-29 | 2012-06-27 | 中国电子科技集团公司第十六研究所 | High temperature superconducting (HTS) filter with high out of band rejection and high load-bearing power |
| CN107369868A (en) * | 2016-05-11 | 2017-11-21 | 广东特信超导技术有限公司 | GSM-R superconduction radio-frequency front-end high temperature superconduction wave filters |
| CN107369868B (en) * | 2016-05-11 | 2020-11-03 | 广东特信超导技术有限公司 | GSM-R superconducting radio frequency front-end high-temperature superconducting filter |
| CN106207330A (en) * | 2016-07-04 | 2016-12-07 | 中国电子科技集团公司第三十六研究所 | A kind of superconducting filter structure |
| CN106207330B (en) * | 2016-07-04 | 2019-04-30 | 中国电子科技集团公司第三十六研究所 | A kind of superconducting filter structure |
| CN107508576A (en) * | 2017-08-15 | 2017-12-22 | 电子科技大学 | A kind of active complex filter based on neutral net |
| CN107508576B (en) * | 2017-08-15 | 2020-12-29 | 电子科技大学 | Active complex filter based on neural network |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20120829 |