CN106099287A - A kind of high-isolation airproof microwave components - Google Patents
A kind of high-isolation airproof microwave components Download PDFInfo
- Publication number
- CN106099287A CN106099287A CN201610453157.9A CN201610453157A CN106099287A CN 106099287 A CN106099287 A CN 106099287A CN 201610453157 A CN201610453157 A CN 201610453157A CN 106099287 A CN106099287 A CN 106099287A
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- China
- Prior art keywords
- box body
- microwave
- isolation
- circuit board
- airproof
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Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01P—WAVEGUIDES; RESONATORS, LINES, OR OTHER DEVICES OF THE WAVEGUIDE TYPE
- H01P1/00—Auxiliary devices
- H01P1/32—Non-reciprocal transmission devices
- H01P1/36—Isolators
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- Waveguides (AREA)
- Transmitters (AREA)
- Shielding Devices Or Components To Electric Or Magnetic Fields (AREA)
Abstract
The open a kind of high-isolation airproof microwave components of the present invention, including: circuit board, it has the microwave circuit boards for microwave signal transmission；Box body, it is encapsulated in the outside of described circuit board；Described box body includes the first box body being arranged on outside described circuit board and is installed to the second box body outside described first box body；Wherein, described microwave circuit boards is provided with the cavity that several are independent, is provided with the passage for microwave signal transmission in each described cavity, is provided with the barricade of isolation signals, fits inside described barricade and described first box body between two described passages.The microwave components that the present invention provides, has higher isolation and air-tightness, it is ensured that the purity of signal.
Description
Technical field
The present invention relates to microwave technical field, it is more particularly related to a kind of high-isolation airproof microwave group
Part.
Background technology
Microwave components is to utilize various microwave device (at least active) and other assembling parts to form
Product.Microwave components mostly is custom design, is mainly used in frequency and combines system frequency conversion, by filtering, it is ensured that performances such as the purities of frequency spectrum.
Isolation is to ensure that the guarantee being independent of each other between each passage, in field of microwave communication, it is ensured that the purity of signal
The most crucial, communication system becomes increasingly complex especially at present, and each assembly can have multiple passage, between passage and passage every
It is that primary needs ensures from degree.
Summary of the invention
For weak point present in above-mentioned technology, the present invention provides a kind of high-isolation airproof microwave components, tool
There are higher isolation and air-tightness, it is ensured that the purity of signal.
In order to realize according to object of the present invention and further advantage, the present invention is achieved through the following technical solutions:
A kind of high-isolation airproof microwave components of the present invention, including:
Circuit board, it has the microwave circuit boards for microwave signal transmission；
Box body, it is encapsulated in the outside of described circuit board；Described box body includes being arranged on first outside described circuit board
Box body and be installed to the second box body outside described first box body；
Wherein, described microwave circuit boards is provided with the cavity that several are independent, is provided with for microwave signal in each described cavity
The passage of transmission, is provided with the barricade of isolation signals, fits inside described barricade and described first box body between two described passages.
Preferably, described first box body is fixed to outside described circuit board by screw, and described second box body is by swashing
Light soldering and sealing is encapsulated in outside described first box body.
Preferably, the joint place inside described barricade and described first box body is provided with block signal layer, and described obstruction is believed
Number floor has the copper sheet of block signal.
Preferably, it is provided with in described passage and turns right-angle structure.
Preferably, described circuit board is dual platen, and described circuit board one side is the microwave circuit for microwave signal transmission
Plate, described circuit board another side is the power supply circuit board powered for described microwave circuit boards.
Preferably, described power supply circuit board is provided with several power modules of division, and each described power module corresponds to often
Individual described passage is powered.
Preferably, each power module is connected to described passage by wave filter.
Preferably, described first box body is additionally provided with absorbed layer towards the inner side of described circuit board, and described absorbed layer has
Absorb the absorber of leakage signal.
The present invention at least includes following beneficial effect:
1) microwave circuit boards supply the passage of microwave signal transmission lay respectively in several independent cavitys, cavity and chamber
Isolation between body so that the isolation between passage and passage improves；
2) it is provided with between passage and fits barricade inside box body, fit inside barricade and box body, improve in passage further
The isolation of microwave signal transmission；
3) box body includes the first box body being arranged on outside circuit board and is installed to the second box body outside the first box body；Two
Layer box body, compared to monolayer box body, further ensures the isolation of passage；
4) the first box body is fixed to outside circuit board by screw, and the second box body is encapsulated in the first box body by Laser seal welding
Outside, the packaged type of Laser seal welding so that while two-layer box body improves channel isolation, there is preferable air-tightness；
5) it is provided with in passage and turns right-angle structure, turn right-angle structure and be beneficial to the isolation of microwave signal between passage；
6) circuit board uses one side to be to be for described microwave circuit boards for the microwave circuit boards of microwave signal transmission, another side
The two panel construction of the power supply circuit board of power supply, microwave signal transmission separates with power supply, improves isolation；
7) power supply circuit board is provided with several power modules of division, and each power module corresponds to each passage and powers, power supply
Block is split up into each passage and powers, and reduces each passage and powers interfering between electric wire, improves the isolation of signal；
8) each power module is connected to passage by wave filter；Effectively reduce microwave signal to be gone here and there mutually by power module wire
Disturb, improve the isolation of signal；
9), described box body be additionally provided with absorbed layer towards the inner side of circuit board, absorbed layer have absorb leakage signal absorption
Body, absorber reduces the interference of noise signal, improves the isolation of signal.
Part is embodied by the further advantage of the present invention, target and feature by description below, and part also will be by this
Invention research and practice and be understood by the person skilled in the art.
Accompanying drawing explanation
Fig. 1 is the schematic diagram of the microwave circuit boards of high-isolation airproof microwave components of the present invention；
Fig. 2 is the schematic diagram of the signal transmission pathway of high-isolation airproof microwave components of the present invention.
Detailed description of the invention
The present invention is described in further detail below in conjunction with the accompanying drawings, to make those skilled in the art with reference to description literary composition
Word can be implemented according to this.
Should be appreciated that used herein such as " have ", " comprising " and " including " term do not allot one or many
Other element individual or the existence of a combination thereof or interpolation.
The present invention provides a kind of high-isolation airproof microwave components, including: circuit board, it has for microwave signal transmission
Microwave circuit boards；Box body, it is encapsulated in the outside of circuit board；Box body includes being arranged on the first box body outside circuit board and peace
Install to the second box body outside the first box body；Wherein, microwave circuit boards is provided with the cavity that several are independent, is provided with in each cavity
For the passage of microwave signal transmission, it is provided with the barricade of isolation signals between two passages, fits inside barricade and box body.
In above-mentioned embodiment, the first box body and be installed to the setting of the second box body outside the first box body, relative to list
Layer box body, further ensures the isolation of passage.
In above-mentioned embodiment, in microwave circuit boards, the passage for microwave signal transmission lays respectively at several independent chambeies
Isolation in body, between cavity and cavity so that the isolation between passage and passage improves；Be provided with between passage with in box body
Side laminating barricade, fits inside barricade and box body, further the isolation of microwave signal transmission in raising passage.
As it is shown in figure 1, microwave circuit boards includes tetra-independent cavitys of A, B, C, D, to should have 1,2,3,4,5 totally 5 lead to
Road, wherein, is provided with barricade E (marking particular location or the structure of E the most in FIG), barricade E and box body between 1 passage and 2 passages
Inner side laminating, hinders the Cross transfer of microwave signal between passage, improves the isolation of microwave signal between passage.
It should be noted that microwave circuit boards does not limit to and tetra-independent cavitys of A, B, C, D, it can be multiple chamber
Body；Tetra-independent cavitys of A, B, C, D are also not limited to arrange correspondence 1,2,3,4,5 totally 5 passages, can arrange corresponding big
In multiple passages of 4.Further, the barricade E being provided with between 1 passage and 2 passages is not limited to 1, can be simultaneously
There is multiple barricade E.Barricade E is also not limited to be only located between 1 passage and 2 passages, between 2 passages and 3 passages or 4 passages with
Barricade E all can be set between 5 passages.
In above-mentioned embodiment, the first box body is fixed to outside circuit board by screw, and the second box body passes through Laser seal welding
It is encapsulated in outside the first box body.The packaged type of Laser seal welding so that while two-layer box body improves channel isolation, have relatively
Good air-tightness.
In above-mentioned embodiment, in order to improve isolation further, the joint place inside barricade and the first box body is provided with resistance
Plug signals layer.Group match signals layer can be to have the multiple material with isolation effect to constitute.The preferred copper sheet of the present invention, copper sheet pair
Microwave signal has preferable buffer action.
In above-mentioned embodiment, it is provided with in passage and turns right-angle structure, as shown by the arrows in Figure 1.Turn right-angle structure, in space
On make the isolation between passage more preferable, the beneficially isolation of microwave signal between passage.
In above-mentioned embodiment, circuit board is dual platen, and circuit board one side is the microwave circuit boards for microwave signal transmission,
Circuit board another side is the power supply circuit board powered for microwave circuit boards.The two panel construction design of circuit board, microwave signal passes
Defeated with power supply separate, raising isolation.
In above-mentioned embodiment, power supply circuit board is provided with several power modules of division, and each power module corresponds to each
Passage is powered.Power module is split up into each passage and powers, and reduces each passage and powers interfering between electric wire, improves signal
Isolation.
In above-mentioned embodiment, each power module is connected to passage by wave filter.While wave filter leaches clutter, have
Effect reduces microwave signal by the mutual crosstalk of power module wire, the isolation of raising signal.
In above-mentioned embodiment, the first box body is additionally provided with absorbed layer towards the inner side of circuit board, and absorbed layer has absorption and lets out
The absorber of dew signal.Absorber absorbs leakage signal, reduces the interference of noise signal, improves the isolation of signal.
In above-mentioned embodiment, in order to further improve Signal segregation degree, on the passage of transmission microwave signal, phase is set
The electronic devices and components between Hu with high isolation degree coordinate the transmission of microwave signal.As in figure 2 it is shown, passage is provided with amplification
The devices such as device, switch and attenuator, by the reverse isolation degree of the devices such as amplifier, switch and attenuator, it is ensured that microwave
The isolation of signal.
Although embodiment of the present invention are disclosed as above, but it is not restricted to institute in description and embodiment
Row use.It can be applied to various applicable the field of the invention completely.Can be easy for those skilled in the art
Realize other amendment.Therefore, under the general concept limited without departing substantially from claim and equivalency range, the present invention is not
It is limited to specific details and shown here as the legend with description.
Claims (8)
1. a high-isolation airproof microwave components, it is characterised in that including:
Circuit board, it has the microwave circuit boards for microwave signal transmission；
Box body, it is encapsulated in the outside of described circuit board；Described box body includes the first box body being arranged on outside described circuit board
With the second box body being installed to outside described first box body；
Wherein, described microwave circuit boards is provided with the cavity that several are independent, is provided with for microwave signal transmission in each described cavity
Passage, be provided with the barricade of isolation signals between two described passages, fit inside described barricade and described first box body.
2. high-isolation airproof microwave components as claimed in claim 1, it is characterised in that described first box body passes through screw
Being fixed to outside described circuit board, described second box body is encapsulated in outside described first box body by Laser seal welding.
3. high-isolation airproof microwave components as claimed in claim 1, it is characterised in that described barricade and described first box
The joint place of internal side is provided with block signal layer, and described block signal layer has the copper sheet of block signal.
4. high-isolation airproof microwave components as claimed in claim 1, it is characterised in that be provided with in described passage and turn right angle
Structure.
5. high-isolation airproof microwave components as claimed in claim 1, it is characterised in that described circuit board is dual platen,
Described circuit board one side is the microwave circuit boards for microwave signal transmission, and described circuit board another side is for described microwave circuit boards
The power supply circuit board of power supply.
6. high-isolation airproof microwave components as claimed in claim 5, it is characterised in that described power supply circuit board is provided with to be drawn
Several power modules divided, each described power module corresponds to each described passage and powers.
7. high-isolation airproof microwave components as claimed in claim 6, it is characterised in that each power module passes through wave filter
It is connected to described passage.
8. high-isolation airproof microwave components as claimed in claim 1, it is characterised in that described first box body is towards described
The inner side of circuit board is additionally provided with absorbed layer, and described absorbed layer has the absorber absorbing leakage signal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610453157.9A CN106099287A (en) | 2016-06-22 | 2016-06-22 | A kind of high-isolation airproof microwave components |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610453157.9A CN106099287A (en) | 2016-06-22 | 2016-06-22 | A kind of high-isolation airproof microwave components |
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| Publication Number | Publication Date |
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| CN106099287A true CN106099287A (en) | 2016-11-09 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610453157.9A Pending CN106099287A (en) | 2016-06-22 | 2016-06-22 | A kind of high-isolation airproof microwave components |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109755715A (en) * | 2018-12-25 | 2019-05-14 | 上海思彼安德智能系统有限公司 | The production method of the airtight grade microwave switch module of Ka full frequency band |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101521306A (en) * | 2009-04-09 | 2009-09-02 | 成都赛纳赛德科技有限公司 | Flat transmission multi-mode resonant cavity |
| CN203086450U (en) * | 2012-12-25 | 2013-07-24 | 西安天伟电子系统工程有限公司 | High-power transmitter module combination device |
| CN203465423U (en) * | 2013-09-11 | 2014-03-05 | 湖北三江航天险峰电子信息有限公司 | Satellite signal receiving front end |
| CN103824816A (en) * | 2014-02-24 | 2014-05-28 | 中国兵器工业集团第二一四研究所苏州研发中心 | T/R assembly integrated air tightness packaging structure resistant to overload |
| CN104037475A (en) * | 2014-01-28 | 2014-09-10 | 京信通信技术(广州)有限公司 | Cavity type microwave device |
| CN104090268A (en) * | 2014-06-26 | 2014-10-08 | 中国电子科技集团公司第二十研究所 | Fold-back type microwave component based on real time delay technology |
| CN104282973A (en) * | 2014-10-13 | 2015-01-14 | 世达普(苏州)通信设备有限公司 | Integrated shielding case waveguide isolator |
| CN205105201U (en) * | 2015-11-18 | 2016-03-23 | 成都雷电微力科技有限公司 | Miniaturized superintegration TR modular structure |
| CN205123724U (en) * | 2015-11-12 | 2016-03-30 | 四川九洲电器集团有限责任公司 | Channel subassembly |
| CN105680130A (en) * | 2016-03-31 | 2016-06-15 | 东莞洲亮通讯科技有限公司 | Integrated point of interface |
-
2016
- 2016-06-22 CN CN201610453157.9A patent/CN106099287A/en active Pending
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101521306A (en) * | 2009-04-09 | 2009-09-02 | 成都赛纳赛德科技有限公司 | Flat transmission multi-mode resonant cavity |
| CN203086450U (en) * | 2012-12-25 | 2013-07-24 | 西安天伟电子系统工程有限公司 | High-power transmitter module combination device |
| CN203465423U (en) * | 2013-09-11 | 2014-03-05 | 湖北三江航天险峰电子信息有限公司 | Satellite signal receiving front end |
| CN104037475A (en) * | 2014-01-28 | 2014-09-10 | 京信通信技术(广州)有限公司 | Cavity type microwave device |
| CN103824816A (en) * | 2014-02-24 | 2014-05-28 | 中国兵器工业集团第二一四研究所苏州研发中心 | T/R assembly integrated air tightness packaging structure resistant to overload |
| CN104090268A (en) * | 2014-06-26 | 2014-10-08 | 中国电子科技集团公司第二十研究所 | Fold-back type microwave component based on real time delay technology |
| CN104282973A (en) * | 2014-10-13 | 2015-01-14 | 世达普(苏州)通信设备有限公司 | Integrated shielding case waveguide isolator |
| CN205123724U (en) * | 2015-11-12 | 2016-03-30 | 四川九洲电器集团有限责任公司 | Channel subassembly |
| CN205105201U (en) * | 2015-11-18 | 2016-03-23 | 成都雷电微力科技有限公司 | Miniaturized superintegration TR modular structure |
| CN105680130A (en) * | 2016-03-31 | 2016-06-15 | 东莞洲亮通讯科技有限公司 | Integrated point of interface |
Non-Patent Citations (1)
| Title |
|---|
| 胡仕伟等: "基于多层PCB布线的Ku波段TR组件的设计", 《电子与封装》 * |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109755715A (en) * | 2018-12-25 | 2019-05-14 | 上海思彼安德智能系统有限公司 | The production method of the airtight grade microwave switch module of Ka full frequency band |
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Application publication date: 20161109 |