CN202384456U - Multi-frequency combiner - Google Patents
Multi-frequency combiner Download PDFInfo
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- CN202384456U CN202384456U CN2011205510318U CN201120551031U CN202384456U CN 202384456 U CN202384456 U CN 202384456U CN 2011205510318 U CN2011205510318 U CN 2011205510318U CN 201120551031 U CN201120551031 U CN 201120551031U CN 202384456 U CN202384456 U CN 202384456U
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Abstract
The utility model provides a multi-frequency combiner which comprises at least one sectional filter, a public resonant cavity structure and a public connector; the public resonant cavity structure is connected with the sectional filter through a closed-loop coupling window; the public connector is connected with the public resonant cavity through a coupling tap; and according to the multi-frequency combiner, the number of coupling tap wires at the public connector can be effectively reduced, a plurality of circuits of a plurality of sectional filters are combined through a plurality of combining nodes and then are combined with other circuits at the public connector, so that the stability and the anti-interference capability are effectively improved.
Description
Technical field
The utility model relates to a kind of mobile communication He Lu field, relates in particular to a kind of multiplefrequency mixer.
Background technology
The multiplefrequency mixer structure of prior art comprises: a plurality of independently ditlexers and coupling tap two parts; The implementation that its frequency range is closed the road is that the coupling tap of each ditlexer is connected to common contact through simple solder technology and realizes closing the road closing terminal; It is too many that this prior art structure exists the coupling tap line at common contact place; And all coupling tap lines all realize closing shortcomings such as road at point, have caused poor stability, disturb problems such as strong.
Summary of the invention
The utility model technical problem to be solved is need provide a kind of can effectively reduce coupling tap line quantity, avoids all coupling tap lines all to realize closing the multiplefrequency mixer on road at a point, improves its stability and antijamming capability.
To this, the utility model provides a kind of multiplefrequency mixer, comprising:
At least one segmentation filter;
Public cavity resonator structure is connected with said segmentation filter through closing the road coupling window; And,
Common contact is connected with said public resonant cavity through the coupling tap.
In the prior art; The coupling tap of each ditlexer is connected to common contact through simple solder technology and realizes closing the road closing terminal; Product integral layout limitation that the multichannel frequency range of this structure concentrates on a point when closing the road is very big; Product structure slack space utilance is low, the technical indicator variation, and stability is bad; And, many coupling tap lines are easy to generate interference between each frequency range of product when concentrating on same enclosure space.
The working method of the utility model is: between common contact and each segmentation filter, add at least one public cavity resonator structure; Be connected through single coupling tap between the public resonant cavity of public cavity resonator structure and the common contact; The circuit node that closes between public resonant cavity and the segmentation filter is realized through closing the road coupling window; So; The structure that the road coupling window constitutes one road branch multichannel is closed in single coupling tap, public resonant cavity and a plurality of, effectively avoided in the prior art stability bad be subject to problem such as interference.
The utility model can effectively reduce the quantity of the coupling tap line at common contact place; Through multistage mode of closing the road; Through the multistage circuit node that closes; Carry out the multichannel unification to a plurality of close segmentation filters earlier, and then close the road at the common contact place, effectively improved its stability and antijamming capability with other several roads.
Preferably, said public cavity resonator structure comprises: at least two resonant cavities connect through the shunt coupling window between the said resonant cavity.
The utility model further adopts above-mentioned technical characterictic, and its advantage is, can effectively reduce the quantity of the coupling tap line at common contact place; Through multistage mode of closing the road,, carry out the multichannel unification to a plurality of close segmentation filters earlier through the multistage circuit node that closes; And then with other several roads close the road at the common contact place, effectively improved its stability and antijamming capability, on this basis; Said public cavity resonator structure comprises at least two resonant cavities, and through coupling window connection along separate routes, concrete resonant cavity number changes according to segmentation Filter Structures layout between the said resonant cavity; Can realize that multifrequency closes the road, simple in structure, flexible.
Preferably, said segmentation filter comprises the CDMA filter.
The utility model further adopts above-mentioned technical characterictic; Its advantage is; Can effectively reduce the quantity of the coupling tap line at common contact place, effectively avoided in the prior art stability bad be subject to problem such as interference, the road of closing that can realize the cdma mobile communication signal.
Preferably, said segmentation filter also comprises the GSM filter.
The utility model further adopts above-mentioned technical characterictic; Its advantage is; Can effectively reduce the quantity of the coupling tap line at common contact place, effectively avoided in the prior art stability bad be subject to problem such as interference, once more on the basis; Said segmentation filter also comprises the GSM filter; Said CDMA filter and GSM filter two paths of signals get in the single public cavity resonator structure through closing the road coupling window, again through the tap coupling line realize with other signal close road, the road of closing that is easy to realize multiple-frequency signal.
Preferably, said CDMA filter adopts the CDMA2100 filter, and said segmentation filter also comprises the WCDMA filter.
The utility model further adopts above-mentioned technical characterictic; Its advantage is, can effectively reduce the quantity of the coupling tap line at common contact place, effectively avoided in the prior art stability bad be subject to problem such as interference; On this basis; Said CDMA filter adopts the CDMA2100 filter, and said segmentation filter also comprises the WCDMA filter, and said GSM filter, WCDMA filter and CDMA2100 filter three road signals divide two nodes to get in three public cavity resonator structures through closing the road coupling window; Again through the tap coupling line realize with other signals close road, the road of closing of further realizing multiple-frequency signal.
Preferably, said segmentation filter also comprises WCDMA filter, CDMA2100 filter, TD-E filter and TD-AB filter.
In the prior art; The coupling tap of each ditlexer is connected to common contact through simple solder technology and realizes closing the road closing terminal, and this structure only is applicable to three frequently with interior multiplefrequency mixer, when the mixer that is used for more than three frequency ranges; Because following problem must appear in the existence of prior art architectural feature: product integral layout limitation that the multichannel frequency range concentrates on a point when closing the road is very big; Product structure slack space utilance is low, the technical indicator variation, and stability is bad; When many coupling tap lines are easy to generate interference between each frequency range of product when concentrating on same enclosure space, and various interference can't foresee, and uncertain randomness is very strong; A plurality of coupling tap lines efficient in manufacture process is low, and the high consistency of matching requirements is poor.
The utility model further adopts above-mentioned technical characterictic; Its advantage is; Can effectively reduce the quantity of the coupling tap line at common contact place, effectively avoided in the prior art stability bad be subject to problem such as interference, on this basis; Said segmentation filter also comprises WCDMA filter, CDMA2100 filter, TD-E filter and TD-AB filter; Said TD-E filter is to realize closing the passage on road with other passages through the tap coupling line that traditional single channel filter is received common contact, has overcome in the prior art three frequently and three deficiencies of above multiplefrequency mixer frequently, has increased the number of channels that can insert greatly.
Preferably; Said public cavity resonator structure adopts resonant cavity, resonant rod and closes the road coupling window and constitutes single public resonant cavity and close the road; Can effectively reduce the quantity of the coupling tap line at common contact place; Increased the number of channels that can insert, the work between each passage is independent of each other, and improves its stability and antijamming capability.
Preferably; Said public cavity resonator structure adopts resonant cavity, shunt coupling window and closes road three public resonant cavitys of coupling window formation and close the road; Can effectively reduce the quantity of the coupling tap line at common contact place; Increased the number of channels that can insert, the work between each passage is independent of each other, and improves its stability and antijamming capability.
Description of drawings
Fig. 1 is the structural representation of a kind of embodiment of the utility model;
Fig. 2 is the wire structures sketch map of the another kind of embodiment of the utility model;
Fig. 3 is the wire structures sketch map of the another kind of embodiment of the utility model.
Embodiment
Below in conjunction with accompanying drawing, the more excellent embodiment of the utility model is done further detailed description.
Embodiment 1:
As shown in Figure 1, this example provides a kind of multiplefrequency mixer, comprising:
At least one segmentation filter;
Public cavity resonator structure is connected with said segmentation filter through closing the road coupling window; And,
Common contact is connected with said public resonant cavity through the coupling tap.
In the prior art; The coupling tap of each ditlexer is connected to common contact through simple solder technology and realizes closing the road closing terminal; Product integral layout limitation that the multichannel frequency range of this structure concentrates on a point when closing the road is very big; Product structure slack space utilance is low, the technical indicator variation, and stability is bad; And, many coupling tap lines are easy to generate interference between each frequency range of product when concentrating on same enclosure space.
This routine working method is: between common contact and each segmentation filter, add at least one public cavity resonator structure; Be connected through single coupling tap between the public resonant cavity of public cavity resonator structure and the common contact; The circuit node that closes between public resonant cavity and the segmentation filter is realized through closing the road coupling window; So; The structure that the road coupling window constitutes one road branch multichannel is closed in single coupling tap, public resonant cavity and a plurality of, effectively avoided in the prior art stability bad be subject to problem such as interference.
This example can effectively reduce the quantity of the coupling tap line at common contact place; Through multistage mode of closing the road; Through the multistage circuit node that closes; Carry out the multichannel unification to a plurality of close segmentation filters earlier, and then close the road at the common contact place, effectively improved its stability and antijamming capability with other several roads.
Embodiment 2:
Different with embodiment 1 is that the said public cavity resonator structure of this example comprises: at least two resonant cavities connect through coupling window along separate routes between the said resonant cavity.
This example further adopts above-mentioned technical characterictic, and its advantage is, can effectively reduce the quantity of the coupling tap line at common contact place; Through multistage mode of closing the road,, carry out the multichannel unification to a plurality of close segmentation filters earlier through the multistage circuit node that closes; And then with other several roads close the road at the common contact place, effectively improved its stability and antijamming capability, on this basis; Said public cavity resonator structure comprises at least two resonant cavities, and through coupling window connection along separate routes, concrete resonant cavity number changes according to segmentation Filter Structures layout between the said resonant cavity; Can realize that multifrequency closes the road, simple in structure, flexible.
Embodiment 3:
Different with embodiment 2 is that this routine said segmentation filter comprises the CDMA filter.
This example further adopts above-mentioned technical characterictic; Its advantage is; Can effectively reduce the quantity of the coupling tap line at common contact place, effectively avoided in the prior art stability bad be subject to problem such as interference, the road of closing that can realize the cdma mobile communication signal.
This example is applicable to that also public cavity resonator structure has only the structure of a resonant cavity.
Embodiment 4:
Different with embodiment 3 is that this routine said segmentation filter also comprises the GSM filter.
This example further adopts above-mentioned technical characterictic; Its advantage is; Can effectively reduce the quantity of the coupling tap line at common contact place, effectively avoided in the prior art stability bad be subject to problem such as interference, once more on the basis; Said segmentation filter also comprises the GSM filter; Said CDMA filter and GSM filter two paths of signals get in the single public cavity resonator structure through closing the road coupling window, again through the tap coupling line realize with other signal close road, the road of closing that is easy to realize multiple-frequency signal.
Embodiment 5:
Different with embodiment 4 is, this routine said CDMA filter adopts CDMA2100 filter, and said segmentation filter also comprises the WCDMA filter.
This example further adopts above-mentioned technical characterictic; Its advantage is, can effectively reduce the quantity of the coupling tap line at common contact place, effectively avoided in the prior art stability bad be subject to problem such as interference; On this basis; Said CDMA filter adopts the CDMA2100 filter, and said segmentation filter also comprises the WCDMA filter, and said GSM filter, WCDMA filter and CDMA2100 filter three road signals divide two nodes to get in three public cavity resonator structures through closing the road coupling window; Again through the tap coupling line realize with other signals close road, the road of closing of further realizing multiple-frequency signal.
Embodiment 6:
Different with embodiment 4 is that this routine said segmentation filter also comprises WCDMA filter, CDMA2100 filter, TD-E filter and TD-AB filter.
In the prior art; The coupling tap of each ditlexer is connected to common contact through simple solder technology and realizes closing the road closing terminal, and this structure only is applicable to three frequently with interior multiplefrequency mixer, when the mixer that is used for more than three frequency ranges; Because following problem must appear in the existence of prior art architectural feature: product integral layout limitation that the multichannel frequency range concentrates on a point when closing the road is very big; Product structure slack space utilance is low, the technical indicator variation, and stability is bad; When many coupling tap lines are easy to generate interference between each frequency range of product when concentrating on same enclosure space, and various interference can't foresee, and uncertain randomness is very strong; A plurality of coupling tap lines efficient in manufacture process is low, and the high consistency of matching requirements is poor.
This example further adopts above-mentioned technical characterictic; Its advantage is; Can effectively reduce the quantity of the coupling tap line at common contact place, effectively avoided in the prior art stability bad be subject to problem such as interference, on this basis; Said segmentation filter also comprises WCDMA filter, CDMA2100 filter, TD-E filter and TD-AB filter; Said TD-E filter is to realize closing the passage on road with other passages through the tap coupling line that traditional single channel filter is received common contact, has overcome in the prior art three frequently and three deficiencies of above multiplefrequency mixer frequently, has increased the number of channels that can insert greatly.
Embodiment 7:
Different with embodiment 6 is; The said public cavity resonator structure of this example adopts resonant cavity, resonant rod and closes the road coupling window and constitutes single public resonant cavity and close the road; Can effectively reduce the quantity of the coupling tap line at common contact place; Increased the number of channels that can insert, the work between each passage is independent of each other, and improves its stability and antijamming capability.
Embodiment 8:
Different with embodiment 6 is; The said public cavity resonator structure of this example adopts resonant cavity, shunt coupling window and closes road three public resonant cavitys of coupling window formation and close the road; Can effectively reduce the quantity of the coupling tap line at common contact place; Increased the number of channels that can insert, the work between each passage is independent of each other, and improves its stability and antijamming capability.
This example can also adopt resonant rod to constitute single public resonance and close the road; As shown in Figures 2 and 3; Wherein, CDMA filter and GSM filter two paths of signals get in the single public cavity resonator structure 2 through closing road coupling window 6 among Fig. 2, and the tap coupling line 4 that closes the road through single public resonance is again realized closing the road with other signals; TD-AB filter, WCDMA filter and CDMA2100 filter three road signals get in three public cavity resonator structures 3 through closing two nodes of road coupling window 7 minutes that three public resonant cavitys close the road, and the tap coupling line 5 that closes the road through three public resonant cavitys is again realized the road of closing with other signals; The TD-E filter channel is to realize closing the road with other passages to the tap coupling line 8 of common contact 1 through traditional single channel filter; Among Fig. 3, single public cavity resonator structure 2 comprises resonant cavity 9, and 6, three public cavity resonator structures 3 of coupling window that resonant rod and single public resonant cavity close the road comprise resonant cavity 9, shunt coupling window 10, close road coupling window 7 and form.
The embodiment of the above is the preferred embodiments of the utility model; It is not the practical implementation scope that limits the utility model with this; The scope of the utility model comprises and is not limited to this embodiment that all shapes according to the utility model, the equivalence that structure is done change all in the protection range of the utility model.
Claims (10)
1. a multiplefrequency mixer is characterized in that, comprising:
At least one segmentation filter;
Public cavity resonator structure is connected with said segmentation filter through closing the road coupling window; And,
Common contact is connected with said public resonant cavity through the coupling tap.
2. multiplefrequency mixer according to claim 1 is characterized in that, said public cavity resonator structure comprises: at least two resonant cavities connect through the shunt coupling window between the said resonant cavity.
3. multiplefrequency mixer according to claim 1 and 2 is characterized in that, said segmentation filter comprises the CDMA filter.
4. multiplefrequency mixer according to claim 3 is characterized in that, said segmentation filter also comprises the GSM filter.
5. multiplefrequency mixer according to claim 4 is characterized in that, said CDMA filter adopts the CDMA2100 filter, and said segmentation filter also comprises the WCDMA filter.
6. multiplefrequency mixer according to claim 4 is characterized in that, said segmentation filter also comprises WCDMA filter, CDMA2100 filter, TD-E filter and TD-AB filter.
7. multiplefrequency mixer according to claim 4 is characterized in that, said public cavity resonator structure adopts resonant cavity, resonant rod and closes the road coupling window and constitutes single public resonant cavity and close the road.
8. multiplefrequency mixer according to claim 4 is characterized in that, said public cavity resonator structure adopts resonant cavity, shunt coupling window and closes road three public resonant cavitys of coupling window formation and close the road.
9. multiplefrequency mixer according to claim 6 is characterized in that, said public cavity resonator structure adopts resonant cavity, resonant rod and closes the road coupling window and constitutes single public resonant cavity and close the road.
10. multiplefrequency mixer according to claim 6 is characterized in that, said public cavity resonator structure adopts resonant cavity, shunt coupling window and closes road three public resonant cavitys of coupling window formation and close the road.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011205510318U CN202384456U (en) | 2011-12-26 | 2011-12-26 | Multi-frequency combiner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011205510318U CN202384456U (en) | 2011-12-26 | 2011-12-26 | Multi-frequency combiner |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202384456U true CN202384456U (en) | 2012-08-15 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011205510318U Expired - Lifetime CN202384456U (en) | 2011-12-26 | 2011-12-26 | Multi-frequency combiner |
Country Status (1)
| Country | Link |
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| CN (1) | CN202384456U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108054479A (en) * | 2017-10-25 | 2018-05-18 | 苏州大学 | A kind of integration multi-frequency and multi-system combiner |
| CN109066027A (en) * | 2018-08-30 | 2018-12-21 | 安徽禄讯电子科技有限公司 | A kind of combining filtering branch apparatus |
-
2011
- 2011-12-26 CN CN2011205510318U patent/CN202384456U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108054479A (en) * | 2017-10-25 | 2018-05-18 | 苏州大学 | A kind of integration multi-frequency and multi-system combiner |
| CN109066027A (en) * | 2018-08-30 | 2018-12-21 | 安徽禄讯电子科技有限公司 | A kind of combining filtering branch apparatus |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20120815 |