CN203932284U - A kind of same frequency combiner with F type 3dB electric bridge - Google Patents
A kind of same frequency combiner with F type 3dB electric bridge Download PDFInfo
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- CN203932284U CN203932284U CN201420174218.4U CN201420174218U CN203932284U CN 203932284 U CN203932284 U CN 203932284U CN 201420174218 U CN201420174218 U CN 201420174218U CN 203932284 U CN203932284 U CN 203932284U
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- electric bridge
- coupled section
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- same frequency
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Abstract
The utility model discloses a kind of same frequency combiner of the F of having type 3dB electric bridge, include 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 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 utility model 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.
Description
Technical field
The utility model relates to same frequency combiner field, is specifically related to a kind of same frequency combiner of the F of having type 3dB electric bridge.
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 purpose of this utility model is to overcome above-described shortcoming, and a kind of same frequency combiner of the high performance F of having type 3dB electric bridge is provided.
For achieving the above object, concrete scheme of the present utility model 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.
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.
The beneficial effects of the utility model are: have the same frequency combiner of F type 3dB electric bridge, include 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 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 utility model 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 utility model;
Fig. 2 is the schematic diagram of the second electric bridge of the present utility model;
Fig. 3 is the schematic diagram of 3dB electric bridge of the present utility model;
Fig. 4 is the schematic diagram of the first electric bridge of the present utility model;
Fig. 5 is schematic diagram of the present utility model;
Fig. 6 is the coupling resolution chart of the utility model 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 utility model being described in further detail, is not that practical range of the present utility model 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 with F type 3dB electric bridge 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 utility model 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.
The same frequency combiner with F type 3dB electric bridge 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 utility model that strengthened, further reduced standing wave impedance.
The same frequency combiner with F type 3dB electric bridge 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 utility model that strengthened, further reduced standing wave impedance
The same frequency combiner with F type 3dB electric bridge 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 °; The same frequency combiner with F type 3dB electric bridge 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.
The same frequency combiner with F type 3dB electric bridge 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.
The same frequency combiner with F type 3dB electric bridge 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.
The same frequency combiner with F type 3dB electric bridge 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 utility model.
The above is only a preferred embodiment of the present utility model, and the equivalence of doing according to structure, feature and principle described in the utility model patent claim therefore all changes or modifies, and is included in the protection range of the utility model patent application.
Claims (7)
1. a same frequency combiner with F type 3dB electric bridge, the shell that includes 3dB electric bridge and wrap up 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).
2. a kind of same frequency combiner with F type 3dB electric bridge 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 with F type 3dB electric bridge 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 with F type 3dB electric bridge 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 with F type 3dB electric bridge 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 with F type 3dB electric bridge 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 with F type 3dB electric bridge 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 |
|---|---|---|---|
| CN201420174218.4U CN203932284U (en) | 2014-04-08 | 2014-04-08 | A kind of same frequency combiner with F type 3dB electric bridge |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420174218.4U CN203932284U (en) | 2014-04-08 | 2014-04-08 | A kind of same frequency combiner with F type 3dB electric bridge |
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| CN203932284U true CN203932284U (en) | 2014-11-05 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420174218.4U Expired - Fee Related CN203932284U (en) | 2014-04-08 | 2014-04-08 | A kind of same frequency combiner with F type 3dB electric bridge |
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| CN (1) | CN203932284U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104022331A (en) * | 2014-04-08 | 2014-09-03 | 蓝小玲 | Co-frequency combiner with F-type 3dB bridge |
-
2014
- 2014-04-08 CN CN201420174218.4U patent/CN203932284U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104022331A (en) * | 2014-04-08 | 2014-09-03 | 蓝小玲 | Co-frequency combiner with F-type 3dB bridge |
| CN104022331B (en) * | 2014-04-08 | 2016-03-16 | 深圳市正弦波测试技术有限公司 | A kind of same frequency combiner with F type 3dB electric bridge |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141105 Termination date: 20150408 |
|
| EXPY | Termination of patent right or utility model |