CN104022326B - A kind of same frequency combiner - Google Patents
A kind of same frequency combiner Download PDFInfo
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- CN104022326B CN104022326B CN201410137872.2A CN201410137872A CN104022326B CN 104022326 B CN104022326 B CN 104022326B CN 201410137872 A CN201410137872 A CN 201410137872A CN 104022326 B CN104022326 B CN 104022326B
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- 230000008878 coupling Effects 0.000 claims abstract description 72
- 238000010168 coupling process Methods 0.000 claims abstract description 72
- 238000005859 coupling reaction Methods 0.000 claims abstract description 72
- 238000009413 insulation Methods 0.000 claims abstract description 9
- 125000006850 spacer group Chemical group 0.000 claims abstract description 7
- 238000002955 isolation Methods 0.000 abstract description 7
- 238000010586 diagram Methods 0.000 description 5
- 238000004891 communication Methods 0.000 description 2
- 230000002708 enhancing effect Effects 0.000 description 2
- 238000010276 construction Methods 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
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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Abstract
The present invention discloses a kind of same frequency combiner, includes 3dB electric bridge and the shell of parcel 3dB electric bridge；Described 3dB electric bridge include overlap together, centre be provided with the first electric bridge and second electric bridge of insulation spacer；Described first electric bridge includes the first coupled section, the second coupled section and connects the first coupled section and the first linkage section of the second coupled section；Described second electric bridge includes the 3rd coupled section, the 4th coupled section and connects the 3rd coupled section and the second linkage section of the 4th coupled section；By so shaped design, under the emulation of computer software, calculating, the impedance factor of the present invention is less, and coupling is high, and coupling efficiency reaches more than 95%；Its isolation is more than 10db, and interference is low, effectively meets the requirement of 4G network.
Description
Technical field
The present invention relates to same frequency combiner field.
Background technology
3dB electric bridge is also same frequency combiner, refer generally to the coupling bridge section in same frequency combiner, its effect is to be coupled by the signal of two same frequencys, it is widely used in communication technical field, and the topmost performance of 3dB electric bridge includes interference, the degree of coupling, isolation etc. performance, along with the arrival of 4G cybertimes, communication products are required more and more higher by it, especially 3dB electric bridge, the degree of coupling etc. is required higher by it, and therefore market demand one can have the higher degree of coupling, relatively low interfering 3dB electric bridge.
Summary of the invention
It is an object of the invention to overcome disadvantages described above, it is provided that a kind of high performance same frequency combiner.
For achieving the above object, the concrete scheme of the present invention is as follows: same to frequency combiner, includes 3dB electric bridge and the shell of parcel 3dB electric bridge；Described 3dB electric bridge include overlap together, centre be provided with the first electric bridge and second electric bridge of insulation spacer；Described first electric bridge includes the first coupled section, the second coupled section and connects the first coupled section and the first linkage section of the second coupled section；Described first electric bridge also includes the first input end of the free end being located at the first coupled section and is located at the first outfan of the second coupled section free end；Described second electric bridge includes the 3rd coupled section, the 4th coupled section and connects the 3rd coupled section and the second linkage section of the 4th coupled section；Described second electric bridge also includes the second input of the free end being located at the 3rd coupled section and is located at the second outfan of the 4th coupled section free end；Described first coupled section is provided with the side of the first linkage section and is extended with a plurality of first coupling wing obliquely；The side that described 3rd coupled section is provided with the second linkage section is extended with a plurality of 3rd coupling wing obliquely；What the free end of the described first coupling wing and the 3rd coupling wing was equipped with a triangle obstructs breach.
Wherein, described second coupled section is provided with the opposite side of the first linkage section and is extended with a plurality of second coupling wing obliquely；The opposite side that described 4th coupled section is provided with the second linkage section is extended with a plurality of 4th coupling wing obliquely.Described first coupled section and the second coupled section lay respectively at the both sides of the first linkage section；Described 3rd coupled section and the 4th coupled section lay respectively at the both sides of the second linkage section；
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.
Wherein, what the free end of the described second coupling wing and the 4th coupling wing was equipped with a triangle obstructs breach.
The invention have the benefit that same frequency combiner, include 3dB electric bridge and the shell of parcel 3dB electric bridge；Described 3dB electric bridge include overlap together, centre be provided with the first electric bridge and second electric bridge of insulation spacer；Described first electric bridge includes the first coupled section, the second coupled section and connects the first coupled section and the first linkage section of the second coupled section；Described second electric bridge includes the 3rd coupled section, the 4th coupled section and connects the 3rd coupled section and the second linkage section of the 4th coupled section；By so shaped design, under the emulation of computer software, calculating, the impedance factor of the present invention is less, and coupling is high, and coupling efficiency reaches more than 95%；Its isolation is more than 10db, and interference is low, effectively meets the requirement of 4G network.
Accompanying drawing explanation
Fig. 1 is the schematic diagram of first electric bridge of the present invention；
Fig. 2 is the schematic diagram of second electric bridge of the present invention；
Fig. 3 is the partial enlarged drawing of Fig. 2；
Fig. 4 is the schematic diagram of the 3dB electric bridge of the present invention；
Fig. 5 is the schematic diagram of first electric bridge of the present invention；
Fig. 6 is the schematic diagram of the present invention；
Fig. 7 is present invention coupling test figure under computer simulation software；
Description of reference numerals in Fig. 1 to Fig. 7:
1-the first electric bridge；11-first input end；12-the first outfan；13-the first coupled section；13a-first couples the wing；14-the second coupled section；14a-second couples the 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 outfan；23-the 3rd coupled section；23a-the 3rd couples the wing；24-the 4th coupled section；24a-the 4th couples the wing；25-the second linkage section；26-the second distance piece；27-the second hollow hole；
3-obstructs breach.
Detailed description of the invention
The present invention is further detailed explanation with specific embodiment below in conjunction with the accompanying drawings, is not that the 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, Fig. 6 and Fig. 7, the same frequency combiner described in the present embodiment, include 3dB electric bridge and the shell of parcel 3dB electric bridge；Described 3dB electric bridge include overlap together, centre be provided with the first electric bridge 1 and the second electric bridge 2 of insulation spacer；Described first electric bridge 1 includes first coupled section the 13, second coupled section 14 and connects the first coupled section 13 and the first linkage section 15 of the second coupled section 14；Described first electric bridge 1 also includes the first input end 11 of the free end being located at the first coupled section 13 and is located at the first outfan 12 of the second coupled section 14 free end；Described second electric bridge 2 includes the 3rd coupled section the 23, the 4th coupled section 24 and connects the 3rd coupled section 23 and the second linkage section 25 of the 4th coupled section 24；Described second electric bridge 2 also includes the second input 21 of the free end being located at the 3rd coupled section 23 and is located at the second outfan 22 of the 4th coupled section 24 free end；It is provided with insulation spacer between described first electric bridge 1 and the second electric bridge 2, insulation column, insulation column or insulation spacer can also be provided with between them and be required to insulate the first electric bridge 1 and the second electric bridge 2 separate；Signal inputs from first input end 11 and the second input 21, and signal is coupled by the first linkage section 15 with the second linkage section 25；By emulation of the computer software, its degree of coupling is up to more than 95%, its isolation compared with big, impedance is little, standing wave is little；Such as Fig. 6, its coupling frequency calculated by simulation software can reach 2950KHZ, its coupling line unusual light, greatly meet the requirement of the LTE technical standard of current main flow 4G, its practicality greatly increases, and additionally its simple in construction, is hardly damaged, service life is long, by so shaped design, under the emulation of computer software, calculate, the impedance factor of the present invention is less, coupling is high, and coupling efficiency reaches more than 95%, and its isolation is more than 10db, interference is low, effectively meets the requirement of 4G network.
Same frequency combiner described in the present embodiment, the side that described first coupled section 13 is provided with the first linkage section 15 is extended with a plurality of first coupling wing 13a obliquely；The side that described 3rd coupled section 23 is provided with the second linkage section 25 is extended with a plurality of 3rd coupling wing 23a obliquely；When first electric bridge 1 is overlapping with the second electric bridge 2, the first coupling wing 13a and the 3rd coupling wing 23a is the most overlapping, such as Fig. 3, present crossing condition, by coupling between the first coupling wing 13a and the 3rd coupling wing 23a, under emulation of the computer software, the coefficient of coup that further enhancing the present invention can be drawn；What the free end of described first coupling wing 13a and the 3rd coupling wing 23a was equipped with a triangle obstructs breach 3；By emulation, which further reduces the standing wave impedance of integral coupler.Described first coupled section 13 and the second coupled section 14 lay respectively at the both sides of the first linkage section 15；Described 3rd coupled section 23 and the 4th coupled section 24 lay respectively at the both sides of the second linkage section 25；
Same frequency combiner described in the present embodiment, the opposite side that described second coupled section 14 is provided with the first linkage section 15 is extended with a plurality of second coupling wing 14a obliquely；The opposite side that described 4th coupled section 24 is provided with the second linkage section 25 is extended with a plurality of 4th coupling wing 24a obliquely；Such as Fig. 3, present crossing condition, by coupling between the second coupling wing 14a and the 4th coupling wing 24a, under emulation of the computer software, the coefficient of coup that further enhancing the present invention can be drawn；The free end of described second coupling wing 14a and the 4th coupling wing 24a is equipped with a triangle and obstructs breach 3；By emulation, which further reduces the standing wave impedance of integral coupler.
Same frequency combiner described in the present embodiment, described first coupling wing 13a and the 3rd coupling wing 23a are 30 ° with the angle of horizontal direction；Same frequency combiner described in the present embodiment, described second coupling wing 14a and the 4th coupling wing 24a are 30 ° with the angle of horizontal direction；By under the emulation of computer simulation software, when its first coupling wing 13a to the 4th coupling wing 24a is 30 ° with horizontal direction angle, its degree of coupling is optimal.
Same frequency combiner described in the present embodiment, the quantity of described first coupling wing 13a and the 3rd coupling wing 23a is 4；The quantity of described second coupling wing 14a and the 4th coupling wing 24a is 4.By under the emulation of computer simulation software, when quantity of its first coupling wing 13a to the 4th coupling wing 24a is 4, it is under keeping the optimal degree of coupling, most saves material.
Same frequency combiner described in the present embodiment, described first coupled section 13 is provided with the relative side of the first linkage section 15 and is extended with the first distance piece 16 obliquely；Described 3rd coupled section 23 is provided with the relative side of the second linkage section 25 and is extended with the second distance piece 26 obliquely；By the first distance piece 16 and the second distance piece 26 being provided with, its isolation increases further, and isolation is up to 12db.
Same frequency combiner described in the present embodiment, described first coupled section 13 and the second coupled section 14 be equipped with the first hollow hole 17 of a plurality of triangle, and described 3rd coupled section 23 and the 4th coupled section 24 are equipped with the second hollow hole 27 of a plurality of triangle；By the first hollow hole 17 and design of the second hollow hole 27, under the emulation of computer simulation software, can find that it greatly reducing impedance factor, reduces interference, greatly improve the electric property of the present invention.
The above is only a preferred embodiment of the present invention, therefore all equivalence changes done according to structure, feature and the principle described in present patent application scope or modification, it is included in the protection domain of present patent application.
Claims (6)
1. a same frequency combiner, includes 3dB electric bridge and the shell of parcel 3dB electric bridge；It is characterized in that: described 3dB electric bridge include overlap together, centre be provided with the first electric bridge (1) and second electric bridge (2) of insulation spacer；Described first electric bridge (1) includes the first coupled section (13), the second coupled section (14) and connects the first coupled section (13) and first linkage section (15) of the second coupled section (14)；Described first electric bridge (1) also includes the first input end (11) of the free end being located at the first coupled section (13) and is located at first outfan (12) of the second coupled section (14) free end；Described second electric bridge (2) includes the 3rd coupled section (23), the 4th coupled section (24) and connects the 3rd coupled section (23) and second linkage section (25) of the 4th coupled section (24)；Described second electric bridge (2) also includes second input (21) of the free end being located at the 3rd coupled section (23) and is located at second outfan (22) of the 4th coupled section (24) free end；
The side that described first coupled section (13) is provided with the first linkage section (15) is extended with a plurality of first coupling wing (13a) obliquely；The side that described 3rd coupled section (23) is provided with the second linkage section (25) is extended with a plurality of 3rd coupling wing (23a) obliquely；
What the free end of the described first coupling wing (13a) and the 3rd coupling wing (23a) was equipped with a triangle obstructs breach (3)；
The opposite side that described second coupled section (14) is provided with the first linkage section (15) is extended with a plurality of second coupling wing (14a) obliquely；
The opposite side that described 4th coupled section (24) is provided with the second linkage section (25) is extended with a plurality of 4th coupling wing (24a) obliquely；Described first coupled section (13) and the second coupled section 14) it is equipped with first hollow hole (17) of a plurality of triangle, described 3rd coupled section (23) and the 4th coupled section (24) are equipped with second hollow hole (27) of a plurality of triangle；
Described first coupled section (13) and the second coupled section (14) lay respectively at the both sides of the first linkage section (15)；
Described 3rd coupled section (23) and the 4th coupled section (24) lay respectively at the both sides of the second linkage section (25).
The same frequency combiner of one the most according to claim 1, it is characterised in that: the angle that the described first coupling wing (13a) couples the wing (23a) and horizontal direction with the 3rd is 30 °.
The same frequency combiner of one the most according to claim 1, it is characterised in that: the angle that the described second coupling wing (14a) couples the wing (24a) and horizontal direction with the 4th is 30 °.
The same frequency combiner of one the most according to claim 1, it is characterised in that: the quantity that the described first coupling wing (13a) couples the wing (23a) with the 3rd is 4.
The same frequency combiner of one the most according to claim 1, it is characterised in that: the quantity that the described second coupling wing (14a) couples the wing (24a) with the 4th is 4.
The same frequency combiner of one the most according to claim 1, it is characterised in that: the free end of the described second coupling wing (14a) and the 4th coupling wing (24a) is equipped with a triangle and obstructs breach (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410137872.2A CN104022326B (en) | 2014-04-08 | 2014-04-08 | A kind of same frequency combiner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410137872.2A CN104022326B (en) | 2014-04-08 | 2014-04-08 | A kind of same frequency combiner |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104022326A CN104022326A (en) | 2014-09-03 |
| CN104022326B true CN104022326B (en) | 2016-08-03 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410137872.2A Expired - Fee Related CN104022326B (en) | 2014-04-08 | 2014-04-08 | A kind of same frequency combiner |
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Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101150219A (en) * | 2006-09-20 | 2008-03-26 | 株式会社瑞萨科技 | Directional coupler and RF circuit module |
| CN201562742U (en) * | 2009-11-03 | 2010-08-25 | 泉州佳信天线有限公司 | High-power broadband 3dB bridge |
| CN203932279U (en) * | 2014-04-08 | 2014-11-05 | 钟小茹 | A kind of same frequency combiner |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8299871B2 (en) * | 2010-02-17 | 2012-10-30 | Analog Devices, Inc. | Directional coupler |
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2014
- 2014-04-08 CN CN201410137872.2A patent/CN104022326B/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101150219A (en) * | 2006-09-20 | 2008-03-26 | 株式会社瑞萨科技 | Directional coupler and RF circuit module |
| CN201562742U (en) * | 2009-11-03 | 2010-08-25 | 泉州佳信天线有限公司 | High-power broadband 3dB bridge |
| CN203932279U (en) * | 2014-04-08 | 2014-11-05 | 钟小茹 | A kind of same frequency combiner |
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| CN104022326A (en) | 2014-09-03 |
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| C41 | Transfer of patent application or patent right or utility model | ||
| CB03 | Change of inventor or designer information |
Inventor after: Wang Jun Inventor after: Ni Xiaohui Inventor after: Wen Yuting Inventor after: Zhao Jinfeng Inventor after: Cong Jiahui Inventor after: Qu Xianghua Inventor after: Wang Aimin Inventor after: Sun Jingguang Inventor after: Peng Rui Inventor after: Liu Peng Inventor after: Qu Jian Inventor after: Liu Haibo Inventor after: Pan Xiao Inventor before: Zhong Xiaoru |
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Effective date of registration: 20160705 Address after: 264100 No. 699 industrial and Commercial Street, Muping District, Shandong, Yantai Applicant after: Yantai Muping Power Supply Company of State Grid Shandong Electric Power Company Applicant after: State Grid Corporation of China Address before: Shuang GUI Xiang Village of Guiyang County of Wenzhou City, Zhejiang province 325300 Wencheng Applicant before: Zhong Xiaoru |
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Granted publication date: 20160803 Termination date: 20170408 |
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