CN103943933B - A kind of C-band coupler with rectangular indentation - Google Patents
A kind of C-band coupler with rectangular indentation Download PDFInfo
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- CN103943933B CN103943933B CN201410170685.4A CN201410170685A CN103943933B CN 103943933 B CN103943933 B CN 103943933B CN 201410170685 A CN201410170685 A CN 201410170685A CN 103943933 B CN103943933 B CN 103943933B
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- section
- coupled section
- coupled
- pcb board
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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
- 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
- H01P5/18—Conjugate devices, i.e. devices having at least one port decoupled from one other port consisting of two coupled guides, e.g. directional couplers
Abstract
The present invention discloses a kind of C-band coupler with rectangular indentation；Be distributed by the coupled section of the three-stage on PCB, effectively solve traditional C-band electric bridge interference it is big the problems such as；Coupling line is printed on pcb board additionally, due to it, coupled by the insulating barrier of pcb board, realizes integration production, and then realizes the production of mass, summary, and it is wide to improve working band so that its loss is small, high temperature performance is stable.
Description
Technical field
The present invention relates to a kind of C-band coupler with rectangular indentation.
Background technology
The primary structure of C-band coupler is shell and built-in C-band electric bridge, at present, existing C-band coupler
Usually being designed with electronic circuit, its winding displacement is complicated, and manufacture difficulty is big, easily malfunctions during wiring, and when reducing volume,
Still there is the shortcomings of frequency mutual interference, its electric property also has much room for improvement, such as bandwidth of operation is narrow, loss is big, high and low temperature
Can be unstable the problems such as, while there is also the problems such as processing accuracy is not high, batch production is consistent poor, volume is big, heavy, it is impossible to
Meet growing broadband application requirement.
The content of the invention
Present invention seek to address that traditional C-band coupler is present, bandwidth of operation is narrow, loss is big, high temperature performance is unstable
The technical problems such as fixed, processing accuracy is not high, consistent poor, the big, heaviness of volume of batch production, with provide have working band it is wide,
The advantages that small, high temperature performance stabilization is lost, processes accuracy height, produces consistent good, small volume in batches, be in light weight carries square
The C-band coupler of v notch v.
To achieve the above object, concrete scheme of the invention is as follows：A kind of C-band coupler with rectangular indentation, bag
Include metal shell, the insulative bridge in metal shell and the pcb board in insulative bridge；The front of the pcb board
Provided with the first input section and the second input section, one end of first input section has extended laterally first to the second input section side
Coupled section, one end of second input section have extended laterally the second coupled section to the first input section side；First coupling
The free end of section and the second coupled section is extended with the first linkage section separately down, and the free end of described two first linkage sections is set
There is the 3rd coupled section；The reverse side of the pcb board is provided with the first deferent segment and the second deferent segment, one end of first deferent segment to
Second deferent segment side has extended laterally the 4th coupled section corresponding with the first coupled section, and one end of second deferent segment is to
One deferent segment side has extended laterally the 5th coupled section corresponding with the second coupled section；4th coupled section and the 5th coupling
The free end of section is extended with the second linkage section separately down, and the free end of described two second linkage sections is provided with and the 3rd coupled section
Corresponding 6th coupled section；Also include located at four ports of metal shell；First coupled section, the second coupled section,
Three coupled sections, the 4th coupled section, the 5th coupled section, the 6th coupled section are equipped with a plurality of rectangular indentations, each coupled section
Odd number rectangular indentation for Open Side Down, the even number rectangular indentation of each coupled section is opening upwards.
Wherein, first coupled section, the second coupled section, the 3rd coupled section, the 4th coupled section, the 5th coupled section, the 6th
It is identical to couple segment length.
Wherein, first coupled section, the second coupled section, the 3rd coupled section, the 4th coupled section, the 5th coupled section, the 6th
Coupling segment length is the quarter-wave of C-band frequency.
Wherein, the pcb board is rectangle, and the place at its four angles is respectively equipped with mounting hole.
Wherein, the thickness of the pcb board is less than 6mm.
The beneficial effects of the invention are as follows：It is distributed by the coupled section of the three-stage on PCB, effectively solves traditional C ripples
The problems such as interference of section electric bridge is big；Coupling line is printed on pcb board additionally, due to it, coupled by the insulating barrier of pcb board,
Integration production is realized, and then realizes the production of mass, summary, and it is wide to improve working band so that it is lost
Small, high temperature performance stabilization.
Brief description of the drawings
Fig. 1 is the positive perspective view of the present invention；
Fig. 2 is the positive schematic diagram of pcb board of the present invention；
Fig. 3 is the schematic diagram of the pcb board reverse side of the present invention；
Fig. 4 is the coupling regime schematic diagram of the pcb board of the present invention；
Fig. 5 is the profile of the coupling regime of the pcb board of the present invention；
Description of reference numerals in Fig. 1 to Fig. 5：
1-PCB plates；The shielding lines of 11- first；12- cage rings；13- mounting holes；14- secondary shielding lines；15- voided layers；
The input sections of 21- first；The coupled sections of 22- first；The coupled sections of 23- second；The coupled sections of 24- the 3rd；25- first is connected
Section；The input sections of 26- second；
The deferent segments of 31- first；The coupled sections of 32- the 4th；The coupled sections of 33- the 5th；The coupled sections of 34- the 6th；35- second is connected
Section；The deferent segments of 36- second；
4- rectangular indentations；
5- spacer bars；
6- coupling regimes；
7- metal shells；71- insulative bridges；72- ports.
Embodiment
The present invention is further detailed explanation with specific embodiment below in conjunction with the accompanying drawings, is not the reality the present invention
Apply scope and be confined to this.
As shown in Figures 1 to 5, a kind of C-band coupler with rectangular indentation described in the present embodiment, includes metal
Shell 7, the insulative bridge 71 in metal shell 7 and the pcb board 1 in insulative bridge；The front of the pcb board 1 is set
There are the first input section 21 and the second input section 26, one end of first input section 21 extends laterally to the side of the second input section 26
There is the first coupled section 22, one end of second input section 26 has extended laterally the second coupled section to the side of the first input section 21
23；The free end of the coupled section 23 of first coupled section 22 and second is extended with the first linkage section 25 separately down, and described two
The free end of individual first linkage section 25 is provided with the 3rd coupled section 24；The reverse side of the pcb board 1 is provided with the first deferent segment 31 and second
Deferent segment 36, one end of first deferent segment 31 have extended laterally corresponding with the first coupled section 22 to the side of the second deferent segment 36
The 4th coupled section 32, one end of second deferent segment 36 has extended laterally and the second coupled section to the side of the first deferent segment 31
5th coupled section 33 corresponding to 23；The free end of 4th coupled section 32 and the 5th coupled section 33 is extended with separately down
Two linkage sections 35, the free end of described two second linkage sections 35 are provided with and 24 corresponding 6th coupled section 34 of the 3rd coupled section；
Also include located at four ports 72 of metal shell, four ports 72 respectively with the first input section 21, the second input section
26th, the first deferent segment 31 and the 4th deferent segment 36 electrically connect.Wherein, the first coupled section 22 is corresponding with the 4th coupled section 32 sets
Put, that is, overlap, be sandwiched between pcb board 1, the first coupled section 22 couples with the 4th coupled section 32；With the first coupled section 22 with
4th coupled section 32 is identical, and the second coupled section 23 and the 5th coupled section 33, the 3rd coupled section 24 and the 6th coupled section 34 are also mutual
Overlap, and couple, the signal output amplitude of the first deferent segment 31 and the second deferent segment 36 is equal, and phase differs 90 degree；
Be distributed by the coupled section of the three-stage on PCB, effectively solve traditional C-band electric bridge interference it is big the problems such as；In addition by
Coupling line is printed on pcb board 1 in it, coupled by the insulating barrier of pcb board 1, realizes integration production, and then realize
The production of mass, summary, and it is wide to improve working band so that and its loss is small, high temperature performance is stable.
A kind of C-band coupler with rectangular indentation described in the present embodiment, first coupled section 22, second couple
The 23, the 3rd coupled section 24 of section, the 4th coupled section 32, the 5th coupled section 33, the length of the 6th coupled section 34 are identical, first coupling
The 22, second coupled section 23 of section, the 3rd coupled section 24, the 4th coupled section 32, the 5th coupled section 33, the length of the 6th coupled section 34 are
The quarter-wave of C-band frequency, is learnt by emulation of the computer software, the coupled modes of its three-stage, can effectively be lifted
The degree of coupling, it is wide to substantially increase working band so that its small, high temperature performance of loss is more stable.
A kind of C-band coupler with rectangular indentation described in the present embodiment, the pcb board 1 are rectangle, its four angles
Place be respectively equipped with mounting hole 13；Pcb board 1 easily can be installed in communication equipment by the mounting hole 13 being provided with.
A kind of C-band coupler with rectangular indentation described in the present embodiment, the thickness of the pcb board 1 are less than 6mm,
Learnt by emulation of the computer software, the thickness of pcb board 1 when more than 6mm, its mutual immunity and impedance increase, performance under
Drop, in below 6mm, performance is more stable for it.
A kind of C-band coupler with rectangular indentation described in the present embodiment, the front edge of the pcb board 1 and
The edge of reverse side is equipped with first shielding line of circle 11, and first shielding line 11 is metal wire；It can effectively lift electric bridge
Anti-interference.
A kind of C-band coupler with rectangular indentation described in the present embodiment, first coupled section 22, second couple
The 23, the 3rd coupled section 24 of section, the 4th coupled section 32, the 5th coupled section 33, the 6th coupled section 34 are equipped with a plurality of rectangular indentations
4, for Open Side Down, the even number rectangle of each coupled section lacks the odd number rectangular indentation 4 of each coupled section
Mouth 4 is opening upwards；By provided with a plurality of rectangular indentations 4 geometrically extending the track lengths of coupled section, therefore
In the case of keeping overall coupling segment length constant, lengthen it and feed coupling length, learnt by emulation of the computer software, it increases
The electric bridge coupling performance of entirety is added.
A kind of C-band coupler with rectangular indentation described in the present embodiment, first input section 21 to second are defeated
Enter the side of section 26, the second input section 26 to the side of the first input section 21, the first deferent segment 31 to the one of the second deferent segment 36
Side, the side of the second deferent segment 36 to the first deferent segment 31 are extended with two spacer bars 5, the length of two spacer bars 5
Difference, learnt by emulation of the computer software, the spacer bar 5 can effectively strengthen its isolation, strengthen electric property.
A kind of C-band coupler with rectangular indentation described in the present embodiment, the front of the pcb board 1 is at two the
Between one linkage section 25 and the reverse side of pcb board 1 is equipped with the cage ring 12 of a rectangle, institute between two the second linkage sections 35
The first coupled section 22 and the second coupled section 23, the 4th coupled section 32 and the 5th coupled section can be effectively isolated by stating the cage ring 12 of rectangle
Interference between 33, is learnt by emulation of the computer software, and it can be effectively increased electric bridge stabilizing, is lifted isolation and is obstructed energy
Power.
A kind of C-band coupler with rectangular indentation described in the present embodiment, the front of the pcb board 1 and reverse side
The first shielding line 11 the lower section of upper end and the lower end of the first shielding line 11 above be equipped with secondary shielding line 14, it is described every
The both ends of individual secondary shielding line 14 electrically connect with the first shielding line 11 respectively.Learnt by emulation of the computer software, it can be effective
Lift the anti-interference of electric bridge.
A kind of C-band coupler with rectangular indentation described in the present embodiment, each secondary shielding line 14 it is remote
Extending from the side of the first shielding line 11 has jagged shielding tooth.Learnt by emulation of the computer software, it can effectively be lifted
The anti-interference of electric bridge.
A kind of C-band coupler with rectangular indentation described in the present embodiment, the pcb board 1 is in the first coupled section 22
Coupling regime 6, the 3rd coupled section 24 of coupling regime 6, the second coupled section 23 and the 5th coupled section 33 with the 4th coupled section 32
Voided layer 15 is equipped with the coupling regime 6 of the 6th coupled section 34；The perfect condition bottom vacuum state of voided layer 15, passes through
Emulation of the computer software learns that it can be effectively increased the coefficient of coup of each coupled section, increases the practicality and performance of the present invention.
A kind of C-band coupler with rectangular indentation described in the present embodiment, metal is additionally provided with the voided layer 15
Layer, the metal level can be effectively increased the coefficient of coup of each coupled section.
Described above is only the preferred embodiment of the present invention, therefore all structures described according to present patent application scope
Make, the equivalent change or modification that feature and principle are done, in the protection domain of present patent application.
Claims (3)
- A kind of 1. C-band coupler with rectangular indentation, it is characterised in that：Include metal shell（7）, located at metal shell （7）Interior insulative bridge（71）And the pcb board in insulative bridge（1）, the pcb board（1）Front be provided with first input Section（21）With the second input section（26）, first input section（21）One end to the second input section（26）Side has extended laterally First coupled section（22）, second input section（26）One end to the first input section（21）Side has extended laterally the second coupling Section（23）；First coupled section（22）And second coupled section（23）Free end be extended with the first linkage section separately down （25）, described two first linkage sections（25）Free end be provided with the 3rd coupled section（24）；The pcb board（1）Reverse side be provided with First deferent segment（31）With the second deferent segment（36）, first deferent segment（31）One end to the second deferent segment（36）Side is horizontal To being extended with and the first coupled section（22）Corresponding 4th coupled section（32）, second deferent segment（36）One end it is defeated to first Go out section（31）Side has extended laterally and the second coupled section（23）Corresponding 5th coupled section（33）；4th coupled section（32） And the 5th coupled section（33）Free end be extended with the second linkage section separately down（35）, described two second linkage sections（35） Free end be provided with and the 3rd coupled section（24）Corresponding 6th coupled section（34）；Also include located at four ends of metal shell Mouthful（72）；First coupled section（22）, the second coupled section（23）, the 3rd coupled section（24）, the 4th coupled section（32）, the 5th coupling Close section（33）, the 6th coupled section（34）It is equipped with a plurality of rectangular indentations（4）, the odd number rectangle of each coupled section lacks Mouthful（4）For Open Side Down, the even number rectangular indentation of each coupled section（4）For opening upwards；The PCB plates（1）Front in two the first linkage sections（25）Between and PCB plates（1）Reverse side at two second Linkage section（35）Between be equipped with the cage ring of a rectangle（12）, the PCB plates（1）Front and reverse side first shielding Line（11）Upper end lower section and the first shielding line（11）Lower end above be equipped with secondary shielding line（14）, described each Two shielding lines（14）Both ends respectively with the first shielding line（11）Electrical connection；The pcb board（1）For rectangle, the place at its four angles is respectively equipped with mounting hole（13）；The pcb board（1）Thickness be less than 6mm；Each secondary shielding line（14）Away from the first shielding line（11）Side, which is extended, jagged shielding tooth.
- A kind of 2. C-band coupler with rectangular indentation according to claim 1, it is characterised in that：First coupling Close section（22）, the second coupled section（23）, the 3rd coupled section（24）, the 4th coupled section（32）, the 5th coupled section（33）, the 6th coupling Section（34）Length is identical.
- A kind of 3. C-band coupler with rectangular indentation according to claim 2, it is characterised in that：First coupling Close section（22）, the second coupled section（23）, the 3rd coupled section（24）, the 4th coupled section（32）, the 5th coupled section（33）, the 6th coupling Section（34）Length is the quarter-wave of C-band frequency.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410170685.4A CN103943933B (en) | 2014-04-26 | 2014-04-26 | A kind of C-band coupler with rectangular indentation |
| CN201710942614.5A CN107681244B (en) | 2014-04-26 | 2014-04-26 | C-band coupler with rectangular notch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410170685.4A CN103943933B (en) | 2014-04-26 | 2014-04-26 | A kind of C-band coupler with rectangular indentation |
Related Child Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710942614.5A Division CN107681244B (en) | 2014-04-26 | 2014-04-26 | C-band coupler with rectangular notch |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103943933A CN103943933A (en) | 2014-07-23 |
| CN103943933B true CN103943933B (en) | 2017-12-01 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410170685.4A Active CN103943933B (en) | 2014-04-26 | 2014-04-26 | A kind of C-band coupler with rectangular indentation |
| CN201710942614.5A Active CN107681244B (en) | 2014-04-26 | 2014-04-26 | C-band coupler with rectangular notch |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
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| CN201710942614.5A Active CN107681244B (en) | 2014-04-26 | 2014-04-26 | C-band coupler with rectangular notch |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| JP6792796B2 (en) * | 2017-01-16 | 2020-12-02 | 日立金属株式会社 | 90 degree hybrid circuit |
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| JPH0878915A (en) * | 1994-08-31 | 1996-03-22 | Fujitsu Ltd | Directional coupler |
| JP3512668B2 (en) * | 1999-03-15 | 2004-03-31 | シャープ株式会社 | Electromagnetic field coupling structure and electric circuit device using the same |
| CN101009396B (en) * | 2007-01-18 | 2010-11-10 | 华为技术有限公司 | Directional coupler and the device with the same |
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| CN2798334Y (en) * | 2005-04-26 | 2006-07-19 | 华为技术有限公司 | Coupler of integrated branch wire for printed circuit board |
| US7886434B1 (en) * | 2005-06-08 | 2011-02-15 | Sandia Corporation | Method for making a micromachined microwave signal control device |
| CN101436703A (en) * | 2007-11-14 | 2009-05-20 | 深圳国人通信有限公司 | Microwave low-waveband ultra-minitype 3dB sawtooth coupling quadrature electric bridge |
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Also Published As
| Publication number | Publication date |
|---|---|
| CN103943933A (en) | 2014-07-23 |
| CN107681244B (en) | 2021-12-07 |
| CN107681244A (en) | 2018-02-09 |
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Effective date of registration: 20190517 Address after: 226100 10 spring breeze Road, Yu Dong Town, Haimen City, Nantong, Jiangsu Patentee after: A new Mstar Technology Ltd in Nantong Address before: 362300 No. 43 Caixi West Road, Luncang Town, Nan'an City, Quanzhou City, Fujian Province Patentee before: Chen Zhende |
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