CN104022325A - Co-frequency combiner - Google Patents
Co-frequency combiner Download PDFInfo
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- CN104022325A CN104022325A CN201410137860.XA CN201410137860A CN104022325A CN 104022325 A CN104022325 A CN 104022325A CN 201410137860 A CN201410137860 A CN 201410137860A CN 104022325 A CN104022325 A CN 104022325A
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- 230000008878 coupling Effects 0.000 claims abstract description 78
- 238000010168 coupling process Methods 0.000 claims abstract description 78
- 238000005859 coupling reaction Methods 0.000 claims abstract description 78
- 238000009413 insulation Methods 0.000 claims description 9
- 125000006850 spacer group Chemical group 0.000 claims description 6
- 238000002955 isolation Methods 0.000 abstract description 7
- 238000004088 simulation Methods 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 5
- 238000004891 communication Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000002452 interceptive effect Effects 0.000 description 1
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Abstract
The invention discloses a co-frequency combiner which comprises a 3dB bridge and a housing wrapping the 3dB bridge. The 3dB bridge comprises a first bridge and a second bridge, wherein the first and second bridges are arranged together in a superposed manner, and an insulating pad is arranged between the first and second bridges. The first bridge comprises a first coupling section, a second coupling section and a first connecting section, wherein the first coupling section is connected to the second coupling section via the first connecting section. The second bridge comprises a third coupling section, a fourth coupling section and a second connecting section, wherein the third coupling section is connected with the fourth coupling section via the second connecting section. Via simulation by software, the co-frequency combiner of such shape is tested to be low in the impedance factor and high in coupling, the coupling rate reaches 95% and more, the isolation degree is greater than 10db, the interference is low, and requirements for 4G network are satisfied.
Description
Technical field
The present invention relates to same frequency combiner technical field.
Background technology
3dB electric bridge is also same frequency combiner, refer generally to the coupling electric bridge part in same frequency combiner, its effect is by the signal coupling of two same frequencys, it is widely used in communication technical field, and the topmost performance of 3dB electric bridge comprises interference, the degree of coupling, isolation etc. performance, along with the 4G arrival of cybertimes, it requires more and more higher to communication products, especially same frequency combiner, it is had relatively high expectations to degree of coupling etc., so market demand is a kind of can the higher degree of coupling, lower interfering same frequency combiner.
Summary of the invention
The object of the invention is to overcome above-described shortcoming, a kind of high performance same frequency combiner is provided.
For achieving the above object, concrete scheme of the present invention is as follows: the same frequency combiner of F type 3dB electric bridge, the shell that includes 3dB electric bridge and wrap up 3dB electric bridge; Described 3dB electric bridge include overlap together, centre is provided with the first electric bridge and second electric bridge of insulation spacer; The first linkage section that described the first electric bridge includes the first coupled section, the second coupled section and connects the first coupled section and the second coupled section; Described the first electric bridge also includes to be located at the free-ended first input end of the first coupled section and to be located at free-ended the first output of the second coupled section; The second linkage section that described the second electric bridge includes the 3rd coupled section, the 4th coupled section and connects the 3rd coupled section and the 4th coupled section; Described the second electric bridge also includes to be located at free-ended second input of the 3rd coupled section and to be located at free-ended the second output of the 4th coupled section; Described the first coupled section is provided with the skew back that the first linkage section is relative and is extended with the first distance piece downwards; Described the 3rd coupled section is provided with the skew back that the second linkage section is relative and is extended with the second distance piece downwards; Described the first coupled section and the second coupled section are equipped with a plurality of leg-of-mutton the first hollow holes, and described the 3rd coupled section and the 4th coupled section are equipped with a plurality of leg-of-mutton the second hollow holes.
Wherein, the skew back that described the first coupled section is provided with the first linkage section is extended with a plurality of first coupling wings downwards; The skew back that described the 3rd coupled section is provided with the second linkage section is extended with a plurality of the 3rd coupling wings downwards.
Wherein, the skew back that described the second coupled section is provided with the first linkage section has extended upward a plurality of second coupling wings; The skew back that described the 4th coupled section is provided with the second linkage section has extended upward a plurality of the 4th coupling wings.
Wherein, the angle of the described first coupling wing and the 3rd coupling wing and horizontal direction is 30 °.
Wherein, the angle of the described second coupling wing and the 4th coupling wing and horizontal direction is 30 °.
Wherein, the quantity of the described first coupling wing and the 3rd coupling wing is 4.
Wherein, the quantity of the described second coupling wing and the 4th coupling wing is 4.
Beneficial effect of the present invention is: same frequency combiner, the shell that includes 3dB electric bridge and wrap up 3dB electric bridge; Described 3dB electric bridge include overlap together, centre is provided with the first electric bridge and second electric bridge of insulation spacer; The first linkage section that described the first electric bridge includes the first coupled section, the second coupled section and connects the first coupled section and the second coupled section; The second linkage section that described the second electric bridge includes the 3rd coupled section, the 4th coupled section and connects the 3rd coupled section and the 4th coupled section; By shape like this, design, under the emulation of computer software, calculate, impedance factor of the present invention is less, and coupling is high, and coupling efficiency reaches more than 95%; Its isolation is greater than 10db, and interference is low, has effectively met the requirement of 4G network.
Accompanying drawing explanation
Fig. 1 is the schematic diagram of the first electric bridge of the present invention;
Fig. 2 is the schematic diagram of the second electric bridge of the present invention;
Fig. 3 is the schematic diagram of 3dB electric bridge of the present invention;
Fig. 4 is the schematic diagram of the first electric bridge of the present invention;
Fig. 5 is schematic diagram of the present invention;
Fig. 6 is the coupling resolution chart of the present invention under computer simulation software;
Description of reference numerals in Fig. 1 to Fig. 6:
1-the first electric bridge; 11-first input end; 12-the first output; 13-the first coupled section; The 13a-first coupling wing; 14-the second coupled section; The 14a-second coupling wing; 15-the first linkage section; 16-the first distance piece; 17-the first hollow hole;
2-the second electric bridge; 21-the second input; 22-the second output; 23-the 3rd coupled section; 23a-the 3rd coupling wing; 24-the 4th coupled section; 24a-the 4th coupling wing; 25-the second linkage section; 26-the second distance piece; 27-the second hollow hole.
Embodiment
Below in conjunction with the drawings and specific embodiments, the present invention is further detailed explanation, is not practical range of the present invention is confined to this.
As shown in Figure 1, Figure 2, shown in Fig. 3, Fig. 4, Fig. 5 and Fig. 6, the same frequency combiner described in the present embodiment, includes the shell of 3dB electric bridge and parcel 3dB electric bridge; Described 3dB electric bridge include overlap together, centre is provided with the first electric bridge 1 and second electric bridge 2 of insulation spacer; The first linkage section 15 that described the first electric bridge 1 includes the first coupled section 13, the second coupled section 14 and connects the first coupled section 13 and the second coupled section 14; Described the first electric bridge 1 also includes to be located at the free-ended first input end 11 of the first coupled section 13 and to be located at free-ended the first output 12 of the second coupled section 14; The second linkage section 25 that described the second electric bridge 2 includes the 3rd coupled section 23, the 4th coupled section 24 and connects the 3rd coupled section 23 and the 4th coupled section 24; Described the second electric bridge 2 also includes to be located at free-ended second input 21 of the 3rd coupled section 23 and to be located at free-ended the second output 22 of the 4th coupled section 24; Between described the first electric bridge 1 and the second electric bridge 2, be provided with insulation spacer, between them, also can be provided with insulation column, insulation column or insulation spacer all need the first electric bridge 1 and the second electric bridge 2 insulation to separate; Signal is from first input end 11 and the second input 21 inputs, and the first linkage section 15 and the second linkage section 25 are by signal coupling; By emulation of the computer software, its degree of coupling is up to more than 95%, its isolation compared with large, impedance is little, standing wave is little; As Fig. 6, its coupling frequency calculating by simulation software can reach 2950KHZ, its coupling line is very smooth, met greatly the requirement of the LTE technical standard of current main flow 4G, its practicality increases greatly, and it is simple in structure in addition, not fragile, long service life, by shape like this, design, under the emulation of computer software, calculate, impedance factor of the present invention is less, coupling is high, and coupling efficiency reaches more than 95%, and its isolation is greater than 10db, interference is low, has effectively met the requirement of 4G network.
Same frequency combiner described in the present embodiment, the skew back that described the first coupled section 13 is provided with the first linkage section 15 is extended with a plurality of the first coupling wing 13a downwards; The skew back that described the 3rd coupled section 23 is provided with the second linkage section 25 is extended with a plurality of the 3rd coupling wing 23a downwards; When the first electric bridge 1 and the second electric bridge 2 are overlapping, the first coupling wing 13a and the 3rd coupling wing 23a are also overlapping, as Fig. 3, present crossing condition, by being coupled between the first coupling wing 13a and the 3rd coupling wing 23a, under emulation of the computer software, can draw the further coupling coefficient of the present invention that strengthened, further reduced standing wave impedance.
Same frequency combiner described in the present embodiment, the skew back that described the second coupled section 14 is provided with the first linkage section 15 has extended upward a plurality of the second coupling wing 14a; The skew back that described the 4th coupled section 24 is provided with the second linkage section 25 has extended upward a plurality of the 4th coupling wing 24a; As Fig. 3, present crossing condition, by being coupled between the second coupling wing 14a and the 4th coupling wing 24a, under emulation of the computer software, can draw the further coupling coefficient of the present invention that strengthened, further reduced standing wave impedance
Same frequency combiner described in the present embodiment, the angle of described the first coupling wing 13a and the 3rd coupling wing 23a and horizontal direction is 30 °; Same frequency combiner described in the present embodiment, the angle of described the second coupling wing 14a and the 4th coupling wing 24a and horizontal direction is 30 °; Under emulation by computer simulation software, when its first coupling wing 13a to the four coupling wing 24a and horizontal direction angle are 30 °, its degree of coupling is best.
Same frequency combiner described in the present embodiment, the quantity of described the first coupling wing 13a and the 3rd coupling wing 23a is 4; The quantity of described the second coupling wing 14a and the 4th coupling wing 24a is 4.Under emulation by computer simulation software, quantity of its first coupling wing 13a to the four coupling wing 24a is at 4 o'clock, and it can keep, under the best degree of coupling, saving material most.
Same frequency combiner described in the present embodiment, described the first coupled section 13 is provided with the skew back that the first linkage section 15 is relative and is extended with the first distance piece 16 downwards; Described the 3rd coupled section 23 is provided with the skew back that the second linkage section 25 is relative and is extended with the second distance piece 26 downwards; By the first distance piece 16 and the second distance piece 26 that are provided with, its isolation further increases, and isolation can reach 12db.
Same frequency combiner described in the present embodiment, described the first coupled section 13 and the second coupled section 14 are equipped with a plurality of leg-of-mutton the first hollow holes 17, and described the 3rd coupled section 23 and the 4th coupled section 24 are equipped with a plurality of leg-of-mutton the second hollow holes 27; By the design of the first hollow hole 17 and the second hollow hole 27, under the emulation of computer simulation software, can find that it has reduced impedance factor greatly, reduced interference, promoted greatly electric property of the present invention.
The above is only a preferred embodiment of the present invention, and the equivalence of doing according to structure, feature and principle described in patent claim of the present invention therefore all changes or modifies, and is included in the protection range of patent application of the present invention.
Claims (7)
1. a same frequency combiner, includes the shell of 3dB electric bridge and parcel 3dB electric bridge; It is characterized in that: described 3dB electric bridge include overlap together, centre is provided with the first electric bridge (1) and second electric bridge (2) of insulation spacer; The first linkage section (15) that described the first electric bridge (1) includes the first coupled section (13), the second coupled section (14) and connects the first coupled section (13) and the second coupled section (14); Described the first electric bridge (1) also includes to be located at the free-ended first input end (11) of the first coupled section (13) and to be located at free-ended the first output of the second coupled section (14) (12); The second linkage section (25) that described the second electric bridge (2) includes the 3rd coupled section (23), the 4th coupled section (24) and connects the 3rd coupled section (23) and the 4th coupled section (24); Described the second electric bridge (2) also includes to be located at free-ended second input (21) of the 3rd coupled section (23) and to be located at the 4th free-ended the second output of coupled section (24) (22); Described the first coupled section (13) is provided with the skew back that the first linkage section (15) is relative and is extended with the first distance piece (16) downwards; Described the 3rd coupled section (23) is provided with the skew back that the second linkage section (25) is relative and is extended with the second distance piece (26) downwards; Described the first coupled section (13) is equipped with a plurality of leg-of-mutton the first hollow holes (17) with the second coupled section (14), and described the 3rd coupled section (23) is equipped with a plurality of leg-of-mutton the second hollow holes (27) with the 4th coupled section (24).
2. a kind of same frequency combiner according to claim 1, is characterized in that: the skew back that described the first coupled section (13) is provided with the first linkage section (15) is extended with a plurality of first coupling wings (13a) downwards; The skew back that described the 3rd coupled section (23) is provided with the second linkage section (25) is extended with a plurality of the 3rd coupling wings (23a) downwards.
3. a kind of same frequency combiner according to claim 1, is characterized in that: the skew back that described the second coupled section (14) is provided with the first linkage section (15) has extended upward a plurality of second coupling wings (14a); The skew back that described the 4th coupled section (24) is provided with the second linkage section (25) has extended upward a plurality of the 4th coupling wings (24a).
4. a kind of same frequency combiner according to claim 2, is characterized in that: the described first coupling wing (13a) is 30 ° with the 3rd coupling wing (23a) and the angle of horizontal direction.
5. a kind of same frequency combiner according to claim 3, is characterized in that: the described second coupling wing (14a) is 30 ° with the 4th coupling wing (24a) and the angle of horizontal direction.
6. a kind of same frequency combiner according to claim 2, is characterized in that: the described first coupling wing (13a) is 4 with the quantity of the 3rd coupling wing (23a).
7. a kind of same frequency combiner according to claim 3, is characterized in that: the described second coupling wing (14a) is 4 with the quantity of the 4th coupling wing (24a).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410137860.XA CN104022325B (en) | 2014-04-08 | 2014-04-08 | A kind of same frequency combiner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410137860.XA CN104022325B (en) | 2014-04-08 | 2014-04-08 | A kind of same frequency combiner |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104022325A true CN104022325A (en) | 2014-09-03 |
| CN104022325B CN104022325B (en) | 2017-11-14 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410137860.XA Active CN104022325B (en) | 2014-04-08 | 2014-04-08 | A kind of same frequency combiner |
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| Country | Link |
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| CN (1) | CN104022325B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108039548A (en) * | 2017-12-28 | 2018-05-15 | 荆门市亿美工业设计有限公司 | Same frequency combiner |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101308946A (en) * | 2007-05-16 | 2008-11-19 | 中国科学院电子学研究所 | Novel wideband microband coupler based on defect place structure |
| CN102263315A (en) * | 2011-05-31 | 2011-11-30 | 苏州大学 | 3dB (dual-branch) directional coupler based on cross-finger structure |
| CN202759011U (en) * | 2012-08-09 | 2013-02-27 | 成都市大富科技有限公司 | Air strip line bridge |
| CN203039074U (en) * | 2013-01-09 | 2013-07-03 | 东莞洲亮通讯科技有限公司 | 3dB electric bridge |
| CN203218431U (en) * | 2013-05-10 | 2013-09-25 | 宜兴亚泰科技有限公司 | Cavity Bridge |
| CN203932282U (en) * | 2014-04-08 | 2014-11-05 | 蓝小玲 | A kind of same frequency combiner |
-
2014
- 2014-04-08 CN CN201410137860.XA patent/CN104022325B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101308946A (en) * | 2007-05-16 | 2008-11-19 | 中国科学院电子学研究所 | Novel wideband microband coupler based on defect place structure |
| CN102263315A (en) * | 2011-05-31 | 2011-11-30 | 苏州大学 | 3dB (dual-branch) directional coupler based on cross-finger structure |
| CN202759011U (en) * | 2012-08-09 | 2013-02-27 | 成都市大富科技有限公司 | Air strip line bridge |
| CN203039074U (en) * | 2013-01-09 | 2013-07-03 | 东莞洲亮通讯科技有限公司 | 3dB electric bridge |
| CN203218431U (en) * | 2013-05-10 | 2013-09-25 | 宜兴亚泰科技有限公司 | Cavity Bridge |
| CN203932282U (en) * | 2014-04-08 | 2014-11-05 | 蓝小玲 | A kind of same frequency combiner |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108039548A (en) * | 2017-12-28 | 2018-05-15 | 荆门市亿美工业设计有限公司 | Same frequency combiner |
| CN108039548B (en) * | 2017-12-28 | 2018-12-07 | 荆门市亿美工业设计有限公司 | Same frequency combiner |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104022325B (en) | 2017-11-14 |
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| Date | Code | Title | Description |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| CB03 | Change of inventor or designer information | ||
| CB03 | Change of inventor or designer information |
Inventor after: Zhong Mingle Inventor before: Lan Xiaoling |
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| TA01 | Transfer of patent application right |
Effective date of registration: 20170907 Address after: 525024 Guangdong province Maoming city Xintian Town Mansion Maonan slope village six group No. 206 Applicant after: Zhong Mingle Address before: Wencheng County of Wenzhou City, Zhejiang province 325300 Rocky Mountain Village town of Guangxi Applicant before: Lan Xiaoling |
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| TA01 | Transfer of patent application right | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20171017 Address after: 401338, Chongqing Town, Banan District, Shuanghe Town, Tai Ping Village 37 Applicant after: Chongqing Yixin industry and Trade Co., Ltd. Address before: 525024 Guangdong province Maoming city Xintian Town Mansion Maonan slope village six group No. 206 Applicant before: Zhong Mingle |
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Effective date of registration: 20180125 Address after: 401320 Banan District, Banan District, Chongqing, No. 8-29, Yu Nan Road, No. 8-29 Patentee after: Chongqing Boshi Intellectual Property Service Co., Ltd. Address before: 401338, Chongqing Town, Banan District, Shuanghe Town, Tai Ping Village 37 Patentee before: Chongqing Yixin industry and Trade Co., Ltd. |
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Effective date of registration: 20201118 Address after: 215500 No. 55 Shenzhen Road, Yushan High-tech Development Zone, Changshu City, Jiangsu Province Patentee after: Changshu Zhizhuang Laser Equipment Research Institute Co.,Ltd. Address before: 401320 No. 249 Yunan Avenue, Banan District, Chongqing, 8-29 Patentee before: Chongqing Boshi Intellectual Property Service Co.,Ltd. |