CN107689474A - A kind of C-band quadrature bridge with rectangular indentation - Google Patents
A kind of C-band quadrature bridge with rectangular indentation Download PDFInfo
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- CN107689474A CN107689474A CN201710941560.0A CN201710941560A CN107689474A CN 107689474 A CN107689474 A CN 107689474A CN 201710941560 A CN201710941560 A CN 201710941560A CN 107689474 A CN107689474 A CN 107689474A
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- section
- coupled section
- coupled
- pcb board
- rectangular indentation
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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
- H01P5/184—Conjugate devices, i.e. devices having at least one port decoupled from one other port consisting of two coupled guides, e.g. directional couplers the guides being strip lines or microstrips
Abstract
The present invention discloses a kind of C-band quadrature bridge 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
The application is Application No. 201410170684X, and the applying date is on 04 26th, 2014, and invention and created name is
A kind of divisional application of the patent of " C-band quadrature bridge with rectangular indentation ".
Technical field
The present invention relates to a kind of C-band quadrature bridge with rectangular indentation.
Background technology
At present, existing C-band quadrature bridge is usually to be designed with electronic circuit, and its winding displacement is complicated, and manufacture difficulty is big,
Easily malfunctioned during wiring, and when reducing volume, the shortcomings of frequency mutual interference still occur, its electric property also needs to be carried
Height, such as the problems such as bandwidth of operation is narrow, loss is big, high temperature performance is unstable, while there is also processing accuracy is high, batch
The problems such as 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 quadrature bridge 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 band rectangle for the advantages that small, high temperature performance stabilization is lost, processes accuracy height, produces consistent good, small volume in batches, be in light weight
The C-band quadrature bridge of breach.
To achieve the above object, concrete scheme of the invention is as follows：A kind of C-band quadrature bridge with rectangular indentation, bag
Included a pcb board, the front of the pcb board is provided with the first input section and the second input section, one end of first input section to
Second input section side has extended laterally the first coupled section, and one end of second input section is laterally prolonged to the first input section side
Stretching has the second coupled section；The free end of first coupled section and the second coupled section is extended with the first linkage section separately down,
The free end of described two first linkage sections is provided with the 3rd coupled section；The reverse side of the pcb board is provided with the first deferent segment and second
Deferent segment, one end of first deferent segment have extended laterally the 4th coupling corresponding with the first coupled section to the second deferent segment side
Section is closed, one end of second deferent segment has extended laterally the 5th coupling corresponding with the second coupled section to the first deferent segment side
Section；The free end of 4th coupled section and the 5th coupled section is extended with the second linkage section separately down, and described two second
The free end of linkage section is provided with the 6th coupled section corresponding with the 3rd coupled section；First coupled section, the second coupled section, the 3rd
Coupled section, the 4th coupled section, the 5th coupled section, the 6th coupled section are equipped with a plurality of rectangular indentations, each coupled section
For 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 pcb board 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.
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 quadrature bridge with rectangular indentation described in the present embodiment, includes one
Pcb board 1, the front of the pcb board 1 are provided with the first input section 21 and the second input section 26, one end of first input section 21
The first coupled section 22 has been extended laterally to the side of the second input section 26, and one end of second input section 26 is to the first input section 21
Side has extended laterally the second coupled section 23；Prolong separately down the free end of the coupled section 23 of first coupled section 22 and second
Stretching has the first linkage section 25, and the free end of described two first linkage sections 25 is provided with the 3rd coupled section 24；The pcb board 1 it is anti-
Face is provided with the first deferent segment 31 and the second deferent segment 36, and one end of first deferent segment 31 is horizontal to the side of the second deferent segment 36
Be extended with 22 corresponding 4th coupled section 32 of the first coupled section, one end of second deferent segment 36 is to the first deferent segment 31 1
Side has extended laterally and 23 corresponding 5th coupled section 33 of the second coupled section；4th coupled section 32 and the 5th coupled section 33
Free end be extended with the second linkage section 35 separately down, the free end of described two second linkage sections 35 is provided with to be coupled with the 3rd
6th coupled section 34 corresponding to section 24；Wherein, the first coupled section 22 is correspondingly arranged with the 4th coupled section 32, that is, is overlapped, in
Between accompany pcb board 1, the first coupled section 22 couples with the 4th coupled section 32；It is identical with the 4th coupled section 32 with the first coupled section 22,
Second coupled section 23 and the 5th coupled section 33, the 3rd coupled section 24 and the 6th coupled section 34 also overlap each other setting, and couple,
The signal output amplitude of first deferent segment 31 and the second deferent segment 36 is equal, and phase differs 90 degree；Pass through the three-stage on PCB
Coupled section be distributed, effectively solve traditional C-band electric bridge interference it is big the problems such as；Coupling line is printed on additionally, due to it
On pcb board 1, coupled by the insulating barrier of pcb board 1, realize integration production, and then realize the life of mass, summary
Production, 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 quadrature bridge 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 quadrature bridge 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 quadrature bridge 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 quadrature bridge 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 quadrature bridge 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 quadrature bridge 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 quadrature bridge 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 quadrature bridge 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 quadrature bridge 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 quadrature bridge 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 quadrature bridge 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 (6)
- A kind of 1. C-band quadrature bridge with rectangular indentation, it is characterised in that：Include a pcb board (1), the pcb board (1) Front be provided with the first input section (21) and the second input section (26), one end of first input section (21) is to the second input section (26) side has extended laterally the first coupled section (22), and one end of second input section (26) is to the first input section (21) side The second coupled section (23) is extended laterally；The free end of first coupled section (22) and the second coupled section (23) is separately down The first linkage section (25) is extended with, the free end of described two first linkage sections (25) is provided with the 3rd coupled section (24)；The PCB The reverse side of plate (1) is provided with the first deferent segment (31) and the second deferent segment (36), and one end of first deferent segment (31) is to second Deferent segment (36) side has extended laterally the 4th coupled section (32) corresponding with the first coupled section (22), second deferent segment (36) one end has extended laterally the 5th coupled section (33) corresponding with the second coupled section (23) to the first deferent segment (31) side； The free end of 4th coupled section (32) and the 5th coupled section (33) is extended with the second linkage section (35) separately down, described The free end of two the second linkage sections (35) is provided with the 6th coupled section (34) corresponding with the 3rd coupled section (24)；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) is equipped with a plurality of rectangular indentations (4), and the odd number rectangular indentation (4) of each coupled section is that Open Side Down, The even number rectangular indentation (4) of each coupled section is opening upwards；The pcb board (1) front between two the first linkage sections (25) and pcb board (1) reverse side two second company Connect the cage ring (12) that a rectangle is equipped between section (35), the front of the pcb board (1) and the first shielding line of reverse side (11) it is equipped with secondary shielding line (14) above the lower section of upper end and the lower end of the first shielding line (11), described each second The both ends of shielding line (14) electrically connect with the first shielding line (11) respectively；Remote first screen of each secondary shielding line (14) Covering line (11) side and extending has jagged shielding tooth；The pcb board (1) is in the coupling regime of the first coupled section (22) and the 4th coupled section (32), the second coupled section (23) and the The coupling regime of five coupled sections (33), the coupling regime of the 3rd coupled section (24) and the 6th coupled section (34) are equipped with voided layer (15)。
- A kind of 2. C-band quadrature bridge with rectangular indentation according to claim 1, it is characterised in that：The voided layer Metal level is additionally provided with 15, the metal level can be effectively increased the coefficient of coup of each coupled section.
- A kind of 3. C-band quadrature bridge 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 4. C-band quadrature bridge 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.
- A kind of 5. C-band quadrature bridge with rectangular indentation according to claim 1, it is characterised in that：The pcb board (1) it is rectangle, the place at its four angles is respectively equipped with mounting hole (13).
- A kind of 6. C-band quadrature bridge with rectangular indentation according to claim 1, it is characterised in that：The pcb board (1) thickness is less than 6mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710941560.0A CN107689474B (en) | 2014-04-26 | 2014-04-26 | A kind of C-band quadrature bridge with rectangular notch |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710941560.0A CN107689474B (en) | 2014-04-26 | 2014-04-26 | A kind of C-band quadrature bridge with rectangular notch |
| CN201410170684.XA CN103943932B (en) | 2014-04-26 | 2014-04-26 | A kind of C-band quadrature bridge with rectangular indentation |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410170684.XA Division CN103943932B (en) | 2014-04-26 | 2014-04-26 | A kind of C-band quadrature bridge with rectangular indentation |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107689474A true CN107689474A (en) | 2018-02-13 |
| CN107689474B CN107689474B (en) | 2019-12-03 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201710941560.0A Active CN107689474B (en) | 2014-04-26 | 2014-04-26 | A kind of C-band quadrature bridge with rectangular notch |
| CN201410170684.XA Active CN103943932B (en) | 2014-04-26 | 2014-04-26 | A kind of C-band quadrature bridge with rectangular indentation |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
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| CN201410170684.XA Active CN103943932B (en) | 2014-04-26 | 2014-04-26 | A kind of C-band quadrature bridge with rectangular indentation |
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Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107689474B (en) * | 2014-04-26 | 2019-12-03 | 瑞安市职业中等专业教育集团学校 | A kind of C-band quadrature bridge with rectangular notch |
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| CN107689474B (en) * | 2014-04-26 | 2019-12-03 | 瑞安市职业中等专业教育集团学校 | A kind of C-band quadrature bridge with rectangular notch |
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2014
- 2014-04-26 CN CN201710941560.0A patent/CN107689474B/en active Active
- 2014-04-26 CN CN201410170684.XA patent/CN103943932B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7508283B2 (en) * | 2004-03-26 | 2009-03-24 | The Regents Of The University Of California | Composite right/left handed (CRLH) couplers |
| US7886434B1 (en) * | 2005-06-08 | 2011-02-15 | Sandia Corporation | Method for making a micromachined microwave signal control device |
| CN201503907U (en) * | 2009-09-15 | 2010-06-09 | 杭州紫光网络技术有限公司 | Asymmetric parallel coupling broadband cavity bridge |
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Also Published As
| Publication number | Publication date |
|---|---|
| CN103943932B (en) | 2017-12-19 |
| CN103943932A (en) | 2014-07-23 |
| CN107689474B (en) | 2019-12-03 |
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