CN108598651B - Same frequency combiner with framed band - Google Patents
Same frequency combiner with framed band Download PDFInfo
- Publication number
- CN108598651B CN108598651B CN201810393272.0A CN201810393272A CN108598651B CN 108598651 B CN108598651 B CN 108598651B CN 201810393272 A CN201810393272 A CN 201810393272A CN 108598651 B CN108598651 B CN 108598651B
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- band
- tape
- bent
- coupling
- master tape
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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
- H01P1/20—Frequency-selective devices, e.g. filters
- H01P1/213—Frequency-selective devices, e.g. filters combining or separating two or more different frequencies
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01P—WAVEGUIDES; RESONATORS, LINES, OR OTHER DEVICES OF THE WAVEGUIDE TYPE
- H01P5/00—Coupling devices of the waveguide type
- H01P5/12—Coupling devices having more than two ports
- H01P5/16—Conjugate devices, i.e. devices having at least one port decoupled from one other port
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- Variable-Direction Aerials And Aerial Arrays (AREA)
- Waveguides (AREA)
- Stackable Containers (AREA)
Abstract
The invention discloses same frequency combiners, include bottom case and lid, are equipped with a 3dB electric bridge in the bottom case, the 3dB electric bridge includes main coupling line band and secondary coupling tape；The main coupling line band includes the first rectangle master tape, the both ends of first rectangle master tape are extended to two sides respectively the L-shaped first bent band, extend the bent band of L shape second in the free end of first bent band, the bent band of the second of side extends first input end, and the bent band of the second of the other side extends the first output end；Preferable coupling effect can be achieved in it in frequency 0.8Ghz to 2.8Ghz, and the phase difference of S21 access and S31 access is no more than ± 5 °, meets the requirement of 90 degree of phase differences of 3dB electric bridge.
Description
Technical field
The present invention relates to a kind of same frequency combiners of the framed band of band.
Background technique
With being 3dB electric bridge in frequency combiner, for broadband with the direction that 3DB electric bridge is always that power splitter class is made great efforts, shortening is empty
Between distance, realize wide frequency 3 dB electric bridge be at present there is an urgent need to.
Summary of the invention
It is an object of the invention to overcome disadvantages described above, a kind of same frequency combiner of framed band of band is provided.
To achieve the above object, concrete scheme of the invention is as follows: same to frequency combiner, includes bottom case and lid, institute
It states and is equipped with a 3dB electric bridge in bottom case, the 3dB electric bridge includes main coupling line band and secondary coupling tape；The main coupling
Tape includes the first rectangle master tape, and the both ends of the first rectangle master tape are extended to two sides respectively the L-shaped first bent band, and first
The bent band of L shape second is extended in the free end of bent band, and the bent band of the second of side extends first input end, the bent band of the second of the other side
Extend the first output end；The top side of first rectangle master tape is equipped with T shape and decouples band, and bottom side is equipped with the extended band of rectangle, extended band
To having semicircular first coupling piece；Secondary coupling tape includes the second rectangle master tape, and the second rectangle master tape bottom side is equipped with
Semicircular second coupling piece, the second rectangle master tape both ends are respectively connected with the first wave guide arm being obliquely installed, and further include having and the
One waveguide arm same plane, size be identical and side second waveguide arm disposed in parallel and third waveguide arm；Second waveguide arm bottom
It is connected with the bottom of first wave guide arm by straight-through band, the top of second waveguide arm and the middle part of third waveguide arm are by leading directly to band
It is connected；The third waveguide arm ipsilateral with first input end extends outward the second input terminal, the ipsilateral third with the first output end
Waveguide arm extends outward second output terminal；The main coupling line band and secondary coupling tape are arranged in parallel and difference in height is 3-7mm,
First coupling piece is located in the second coupling piece upright projection.Be equipped with divider wall in the bottom case, divider wall be located at the second bent band with
Between second waveguide arm and between the first bent band and first wave guide band.
Wherein, the main coupling line band and secondary coupling tape are arranged in parallel and difference in height is 5mm.
Wherein, described lead directly to takes equipped with top pillar hole, and the first rectangle master tape two sides also are provided with top pillar hole, top pillar hole set
If support column.
Wherein, framed band is extended to secondary coupling tape side in the bottom side of the two sides of the first rectangle master tape.
The invention has the benefit that same frequency combiner, includes bottom case and lid, is equipped with one in the bottom case
3dB electric bridge, the 3dB electric bridge can realize the coupling more optimized, can be achieved in frequency 0.8Ghz to 2.8Ghz preferable
Coupling effect, the phase difference of S21 access and S31 access are no more than ± 5 °, meet the requirement of 90 degree of phase differences of 3dB electric bridge.
Detailed description of the invention
Fig. 1 is the top view of main coupling line band of the invention；
Fig. 2 is the top view of secondary coupling tape of the invention；
Fig. 3 is electric bridge top view of the invention；
Fig. 4 is electric bridge side view of the invention；
Fig. 5 is the top view that the present invention removes lid；
Fig. 6 is the top view of bottom case of the present invention；
Fig. 7 is the phase difference figure of S21 access and S31 access of the invention；
It is level value figure in Fig. 8.
Description of symbols of the Fig. 1 into Fig. 8:
1- secondary coupling tape；The main coupling line band of 2-；10- support column；3- bottom case；4- divider wall；
R1- the first rectangle master tape；R2- extended band；The first coupling piece of r3-；R4-T shape decouples band；The bent band of r5- first；r6-
Second bent band；R7- frame band；The first output end of r8-；R9- first input end；
A1- the second rectangle master tape；A2- first wave guide arm；A3- second waveguide arm；A4- third waveguide arm；A5- second is inputted
End；A6- second output terminal；The second coupling piece of a7-.
Specific embodiment
The present invention is described in further detail in the following with reference to the drawings and specific embodiments, is not reality of the invention
It applies range and is confined to this.
As shown in Figures 1 to 8, with the direction Fig. 3, described in the present embodiment to achieve the above object, specific side of the invention
Case is as follows: same to frequency combiner, includes bottom case and lid, is equipped with a 3dB electric bridge in the bottom case, includes main coupling line
Band 2 and secondary coupling tape 1；The main coupling line band 2 includes the both ends point of the first rectangle master tape r1, the first rectangle master tape r1
Not extending to two sides has the L-shaped first bent band r5, and the bent band r6 of L shape second is extended in the first bent free end with r5, side
Second bent band r6 extends first input end r9, and the bent band r6 of the second of the other side extends the first output end r8；First rectangle master
Top side with r1 is equipped with T shape and decouples band r4, and bottom side is equipped with the extended band r2 of rectangle, and extended band r2 is to having semicircular first
Coupling piece r3；Secondary coupling tape 1 includes the second rectangle master tape a1, and the second rectangle bottom side master tape a1 is equipped with semicircular second coupling
Piece a7 is closed, it further includes having and first wave guide arm that the second both ends rectangle master tape a1, which are respectively connected with the first wave guide arm a2 being obliquely installed,
A2 same plane, size be identical and side second waveguide arm a3 disposed in parallel and third waveguide arm a4；The bottom second waveguide arm a3
It is connected with the bottom of first wave guide arm a2 by straight-through band, is passed through in the middle part of the top of second waveguide arm a3 and third waveguide arm a4
Straight-through band is connected；The third waveguide arm a4 ipsilateral with first input end r9 extends outward the second input terminal a5, with the first output
End r8 ipsilateral third waveguide arm a4 extends outward second output terminal a6；The main coupling line band 2 is parallel with secondary coupling tape 1
It is arranged and difference in height is 3-7mm, the first coupling piece r3 is located in the second coupling piece upright projection.Isolation is equipped in the bottom case 3
Wall 4, divider wall are located between the second bent band and second waveguide arm and between the first bent band and first wave guide band.
The coupling more optimized can be realized with the electric bridge in frequency combiner, can be achieved in frequency 0.8Ghz to 2.8Ghz
Preferable coupling effect, such as Fig. 7, the phase difference of S21 access and S31 access are no more than ± 5 °, meet 90 degree of 3dB electric bridge
The requirement of phase difference.In Fig. 8, solid line indicates that coupling aperture level value, dotted line indicate straightthrough port level value, it can be seen that it is protected substantially
It holds in 3.5dB or less.The port standing-wave ratio of this electric bridge is less than 1.2.The thickness of main coupling line band 2 and secondary coupling line is 3mm-
4mm, load power is up to 400W.The coupling effect not up to optimized, specific size can optimize are as follows: with the direction Fig. 3,
And using dotted line as boundary, the first rectangle master tape r1, the first bent band r5, the second bent band r6 and first input end r9 and second are defeated
Enter to hold the bandwidth of a5 are as follows: 6.5mm, first bent one side longest close to the first rectangle master tape r1 with r5 are as follows: 13mm, another side is most
It is long are as follows: 13.5mm；Second bent the close first bent side longest with r5 with r6 are as follows: 17mm, another side longest are as follows: 12.4mm；The
One input terminal r9 and second output terminal a6 are unlimited.The bandwidth that T shape decouples the longitudinal rod with r4 is a height of 3.2mm of 12.5mm, laterally
The bandwidth of bar is 2.8mm, long are as follows: 12.5mm；The height and width of extended band r2 are respectively as follows: 23mm and 25mm.First coupling piece r3's
Radius is 12.5mm.Bandwidth of the frame with r7 are as follows: 0.5mm；Inside casing a height of 74mm, it is wide are as follows: 11mm.The line of second rectangle master tape a1
Width is 6.5mm, the 12.5mm of the second coupling piece.The line width of first wave guide arm a2 is 10mm, long are as follows: 58mm；Straight-through bandwidth and length
It is no more than 10mm, second output terminal a6 and the second input terminal a5 to be not required to limit, it can be wide with closing on armband.Of the present invention one
Kind 3dB electric bridge, the main coupling line band 2 is arranged in parallel with secondary coupling tape 1 and difference in height is 5mm.A kind of 3dB of the present invention
Electric bridge, described lead directly to take equipped with top pillar hole, and the two sides the first rectangle master tape r1 also are provided with top pillar hole, and top pillar hole is arranged support
Column 10.Support column 10 is dielectric, is used for fixing belt line.A kind of 3dB electric bridge of the present invention, the first rectangle master tape r1
The bottom sides of two sides extend framed band r7 to 1 side of secondary coupling tape.The structure can be sent out by emulation and actual test
It is existing, the degree of coupling is improved, the deviation of phase difference is effectively reduced.Divider wall is equipped in the bottom case, divider wall is located at the second bent band
Between second waveguide arm and between the first bent band and first wave guide band, divider wall increases performance for increasing isolation.
The above is only a preferred embodiment of the invention, therefore all according to structure described in present patent application range
It makes, the equivalent change or modification that feature and principle are done, in the protection scope of present patent application.
Claims (1)
1. a kind of same frequency combiner of the framed band of band, it is characterised in that: include bottom case and lid, be equipped with one in the bottom case
A 3dB electric bridge, the 3dB electric bridge include main coupling line band (2) and secondary coupling tape (1)；Main coupling line band (2) packet
The first rectangle master tape (r1) is included, the both ends of the first rectangle master tape (r1) are extended to two sides respectively the L-shaped first bent band
(r5), the bent band (r6) of L shape second is extended in the free end of the first bent band (r5), and it is defeated that the bent band (r6) of the second of side extends first
Enter end (r9), the bent band (r6) of the second of the other side extends the first output end (r8)；The top side of first rectangle master tape (r1) is equipped with T
Shape decoupling band (r4), bottom side are equipped with the extended band (r2) of rectangle, and extended band (r2) is to having semicircular first coupling piece
(r3)；Secondary coupling tape (1) includes the second rectangle master tape (a1), and the second rectangle master tape bottom side (a1) is equipped with semicircular second
Coupling piece (a7), second both ends rectangle master tape (a1) are respectively connected with the first wave guide arm (a2) being obliquely installed, and further include having and the
One waveguide arm (a2) same plane, size be identical and side second waveguide arm (a3) disposed in parallel and third waveguide arm (a4)；The
The two waveguide arms bottom (a3) and the bottom of first wave guide arm (a2) are connected by straight-through band, the top of second waveguide arm (a3) and the
The middle part of three waveguide arms (a4) is connected by straight-through band；The third waveguide arm (a4) ipsilateral with first input end (r9) extends outwardly
Second input terminal (a5) out, the third waveguide arm (a4) ipsilateral with the first output end (r8) extend outward second output terminal
(a6)；The main coupling line band (2) and secondary coupling tape (1) are arranged in parallel and difference in height is 3-7mm, the position the first coupling piece (r3)
In in the second coupling piece upright projection；
Divider wall is equipped in the bottom case, divider wall is located between the second bent band and second waveguide arm and the first bent band and first
Between waveguide arm；
Extend framed band (r7) to secondary coupling tape (1) side in the bottom side of the two sides of the first rectangle master tape (r1)；It is described
Main coupling line band (2) and secondary coupling tape (1) are arranged in parallel and difference in height is 5mm；Described lead directly to takes equipped with top pillar hole, described
First two sides rectangle master tape (r1) also are provided with top pillar hole, and top pillar hole is arranged support column (10).
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710375944 | 2017-05-25 | ||
| CN2017103759440 | 2017-05-25 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108598651A CN108598651A (en) | 2018-09-28 |
| CN108598651B true CN108598651B (en) | 2019-10-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810393272.0A Active CN108598651B (en) | 2017-05-25 | 2018-04-27 | Same frequency combiner with framed band |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN108598651B (en) |
| WO (1) | WO2018214550A1 (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107104261B (en) * | 2017-05-25 | 2019-09-03 | 平湖市飞天人图文设计有限公司 | A kind of same frequency combiner |
| CN115458887B (en) * | 2022-08-31 | 2023-11-17 | 江苏亨鑫科技有限公司 | High-performance multichannel same-frequency combiner and assembly method thereof |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105655680A (en) * | 2016-01-26 | 2016-06-08 | 邝嘉豪 | 3dB bridge with T-shaped groove |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE19851740C1 (en) * | 1998-11-10 | 2000-01-05 | Bosch Gmbh Robert | Monolithic integrated inter digital coupler for millimeter waves |
| CN103915668B (en) * | 2014-04-08 | 2016-06-29 | 重庆市凡普特光电科技有限责任公司 | A kind of same frequency combiner |
| CN103915670B (en) * | 2014-04-08 | 2016-05-18 | 国家电网公司 | A kind of same frequency combiner with dicyclo 3dB electric bridge |
| CN103904403B (en) * | 2014-04-08 | 2016-05-11 | 国家电网公司 | A kind of have a same frequency combiner of disturbing mutually the 3dB of portion electric bridge |
| CN203813011U (en) * | 2014-04-08 | 2014-09-03 | 刘威 | Double-ring 3dB bridge having trapezoidal interference parts |
| US9923256B2 (en) * | 2015-02-27 | 2018-03-20 | Viasat, Inc. | Ridge loaded waveguide combiner/divider |
| CN107196030B (en) * | 2017-05-25 | 2018-09-28 | 东莞质研工业设计服务有限公司 | A kind of asymmetric 3dB electric bridges |
| CN107104261B (en) * | 2017-05-25 | 2019-09-03 | 平湖市飞天人图文设计有限公司 | A kind of same frequency combiner |
-
2018
- 2018-01-17 WO PCT/CN2018/072955 patent/WO2018214550A1/en active Application Filing
- 2018-04-27 CN CN201810393272.0A patent/CN108598651B/en active Active
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105655680A (en) * | 2016-01-26 | 2016-06-08 | 邝嘉豪 | 3dB bridge with T-shaped groove |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2018214550A1 (en) | 2018-11-29 |
| CN108598651A (en) | 2018-09-28 |
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| TA01 | Transfer of patent application right |
Effective date of registration: 20190905 Address after: 225400 North of Wenchang East Road, Taixing High-tech Industrial Development Zone, Taizhou City, Jiangsu Province Applicant after: Jiangsu Yugao Wulian Technology Co., Ltd. Address before: 523000 Dongcheng District, Dongguan City, Guangdong Province, Niushan Bright Avenue East City Zhongyun Smart City Industrial Park C Block 302 Applicant before: Dongguan quality industrial design & Service Co., Ltd. |
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