CN203574080U - Broadband strip line combiner - Google Patents
Broadband strip line combiner Download PDFInfo
- Publication number
- CN203574080U CN203574080U CN201320745549.4U CN201320745549U CN203574080U CN 203574080 U CN203574080 U CN 203574080U CN 201320745549 U CN201320745549 U CN 201320745549U CN 203574080 U CN203574080 U CN 203574080U
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- Prior art keywords
- line
- cavity
- filter
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- broadband
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- 239000002184 metal Substances 0.000 claims description 22
- 229910052751 metal Inorganic materials 0.000 claims description 22
- 230000008878 coupling Effects 0.000 claims description 5
- 238000010168 coupling process Methods 0.000 claims description 5
- 238000005859 coupling reaction Methods 0.000 claims description 5
- 150000002739 metals Chemical class 0.000 claims description 4
- 238000003780 insertion Methods 0.000 abstract description 4
- 230000037431 insertion Effects 0.000 abstract description 4
- 238000002955 isolation Methods 0.000 abstract description 4
- 238000009434 installation Methods 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000004891 communication Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000006698 induction Effects 0.000 description 1
- 238000005476 soldering Methods 0.000 description 1
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Abstract
The utility model discloses a broadband strip line combiner. The broadband strip line combiner comprises a cavity and a cover plate fixed on the cavity, one side of the cavity is provided with input connectors serving as input terminals of different frequency band signals, the other side of the cavity is provided with an output connector used for outputting a signal after combining, at least a first filter and a second filter are arranged in the cavity, the first filter comprises a first strip line fixed to the cavity, the second filter comprises a second strip line fixed to the cavity, one terminals of the first strip line and the second strip line are coupled, and the other terminals are respectively connected with the corresponding input connectors. The broadband strip line combiner has wide frequency band bandwidth, and good return loss, insertion loss, isolation, cross modulation and power capacity can be achieved in the frequency band.
Description
Technical field
This programme relates to a kind of mixer, belongs to communication technique field, relates in particular to a kind of broadband line mixer.
Background technology
Conventional radio frequency signal combiner adopts air cavity type structure mostly at present, and be to close road or shunt for several one-segment, as the notification number disclosed a kind of high-power broadband combiner of Chinese utility model patent that is CN201656922U, power capacity and the reliability of mixer have been improved, but owing to having adopted microstrip line coilloading welded structure, production cost is high, consistency is poor, installation is difficult, and due to its complex structure, electric capacity need be erect the reasons such as induction soldering, debugging complex procedures.
Utility model content
In view of the problems referred to above that prior art exists, the purpose of this utility model is to provide a kind of broadband line mixer.This wideband lead the way mixer realize mixer there is wider band bandwidth, can in this frequency range, realize good return loss, insertion loss, isolation, intermodulation and power capacity.
To achieve these goals, a kind of broadband line mixer that the utility model provides, comprise cavity and be fixed on the cover plate on described cavity, one side of described cavity is provided with the multiple input adapters as the input of different frequency range signal, opposite side is provided with the out splice going splice that closes signal behind road for exporting, and is at least provided with one first filter and one second filter in wherein said cavity; Described the first filter comprises that one is fixed on the band of first on described cavity line, described the second filter comprises that one is fixed on the band of second on described cavity line, the described first coupling of the wherein one end with line with line and described second, its other end is connected with its corresponding described input adapter respectively.
As preferably, described the first filter is band stopband line filter, and described the second filter is band line high pass filter.
As preferably, described second consists of the metal wire of multiple sheet metals and the described sheet metal of connecting with line, one end ground connection of described sheet metal, and the dual-side of the other end connects described metal wire.
As preferably, the length of described metal wire be the passband central frequency of described the second filter wavelength 1/2nd.
As preferably, described cavity, cover plate and out splice going splice composition shielding space.
As preferably, described first is fixed in described cavity by the dielectric support and the medium hold-down screw that are arranged on described cavity respectively with line with line and described second, the described first two ends with line connect respectively the input adapter corresponding with it and with described second with the public out splice going splice of line, with this, form band resistance passage; Described the second band line is fixed in described cavity and with described cavity and is formed short-circuit structure by described dielectric support and ground connection hold-down screw, and described the second band line and described first band line coupling one end form every straight coupled structure, with this, form high pass channel.
Broadband line mixer of the present utility model is compared to prior art, has wider band bandwidth, can in this frequency range, realize good return loss, insertion loss, isolation, intermodulation and power capacity.Owing to adopting the form of air band line, material one-shot forming, easy for installation, without debugging, therefore also greatly reduce production costs.
Accompanying drawing explanation
Fig. 1 is the stereo decomposing structural representation of broadband line mixer of the present utility model.
Fig. 2 is cavity body structure schematic diagram and the partial enlarged view of broadband line mixer of the present utility model.
Fig. 3 is the partial cross sectional views of the sheet metal grounded part of broadband line mixer of the present utility model.
Embodiment
Below in conjunction with accompanying drawing, the technical solution of the utility model is further described in detail.
As shown in Figure 1, a kind of broadband line mixer that the utility model provides, comprise cavity 1 and be fixed on the cover plate 8 on described cavity, one side of described cavity 1 is provided with the input adapter as the input of different frequency range signal, be provided with in the present embodiment two-way input, it is corresponding input adapter 10 and input adapter 11 respectively; Opposite side is provided with the out splice going splice 9 that closes signal behind road for exporting, and described cavity 1, cover plate 8 and out splice going splice 9 form shielding space.In wherein said cavity 1, be at least provided with one first filter and one second filter.In the present embodiment, described the first filter is band stopband line filter, and described the second filter is band line high pass filter; Further, with stopband line filter, comprise that one is fixed on the band of first on described cavity 1 line 3, with line high pass filter, comprise that one is fixed on the band of second on described cavity 1 line 5, the described first coupling of the wherein one end with line 5 with line 3 and described second, its other end is connected with its corresponding described input adapter respectively; The corresponding corresponding input adapter 10 that connects of input adapter 11, the second band line 5 that connects of the first band line 3.
In the utility model above-described embodiment, adopt a road band stopband line filter, a road band line high pass filter.Wherein be with stopband line filter principle same as the prior art, do not do tired stating.And in the technical solution of the utility model, can use low pass, high pass, band is logical etc., and form replaces arbitrary path, coordinates this common port form, completes and closes road function.But in band line high pass scheme, as preferably, as shown in Figure 1, with line high pass filter corresponding second with line 5, can adopt the metal wire 52 of multiple sheet metals 51 and the described sheet metal 51 of connecting to form, one end ground connection of described sheet metal 51, the dual-side of the other end connects described metal wire 52.Fig. 3 shows the partial cross sectional views of sheet metal 51 grounded parts of broadband line mixer of the present utility model.As shown in Figures 2 and 3, described first is fixed in described cavity 1 by the dielectric support 2 and the medium hold-down screw 6 that are arranged on described cavity 1 respectively with line 5 with line 3 and described second, the described first two ends with line 3 connect respectively the input adapter corresponding with it (input interface 11) and with described second with the public out splice going splice 9 of line 5, with this, form band resistance passage; Described the second band line 5 is fixed in described cavity 1 and is formed short-circuit structure with described cavity 1 by described dielectric support 2 and ground connection hold-down screw 7, and described the second band line 5 and described the first band line 3 one end that is coupled forms every straight coupled structure, with this, forms high pass channel.
In addition, in the utility model, the length that connects the metal wire 52 of adjacent two sheet metals 51 can be done multiple variation according to actual conditions, but preferably, the length of described metal wire be about the passband central frequency with line high pass filter of design wavelength 1/2nd.Adopt such structure can greatly add wide bandwidth.
Above-described broadband line mixer of the present utility model is compared to prior art, has wider band bandwidth, can in this frequency range, realize good return loss, insertion loss, isolation, intermodulation and power capacity.Owing to adopting the form of air band line, material one-shot forming, easy for installation, without debugging, therefore also greatly reduce production costs.
Certainly; the above is preferred implementation of the present utility model; should be understood that; for those skilled in the art; do not departing under the prerequisite of the utility model principle; can also make some improvements and modifications, these improvements and modifications are also considered as protection range of the present utility model.
Claims (6)
1. a broadband line mixer, comprise cavity and be fixed on the cover plate on described cavity, a side of described cavity is provided with the multiple input adapters as the input of different frequency range signal, and opposite side is provided with the out splice going splice that closes signal behind road for exporting, it is characterized in that
In described cavity, be at least provided with one first filter and one second filter; Described the first filter comprises that one is fixed on the band of first on described cavity line, described the second filter comprises that one is fixed on the band of second on described cavity line, the described first coupling of the wherein one end with line with line and described second, its other end is connected with its corresponding described input adapter respectively.
2. broadband line mixer as claimed in claim 1, is characterized in that, described the first filter is band stopband line filter, and described the second filter is band line high pass filter.
3. broadband line mixer as claimed in claim 1, is characterized in that, described second consists of the metal wire of multiple sheet metals and the described sheet metal of connecting with line, one end ground connection of described sheet metal, and the dual-side of the other end connects described metal wire.
4. broadband line mixer as claimed in claim 3, is characterized in that, the length of described metal wire is 1/2nd wavelength.
5. broadband line mixer as claimed in claim 1, is characterized in that, described cavity, cover plate and out splice going splice composition shielding space.
6. broadband line mixer as claimed in claim 1, it is characterized in that, described first is fixed in described cavity by the dielectric support and the medium hold-down screw that are arranged on described cavity respectively with line with line and described second, the described first two ends with line connect respectively the input adapter corresponding with it and with described second with the public out splice going splice of line, with this, form band resistance passage; Described the second band line is fixed in described cavity and with described cavity and is formed short-circuit structure by described dielectric support and ground connection hold-down screw, and described the second band line and described first band line coupling one end form every straight coupled structure, with this, form high pass channel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320745549.4U CN203574080U (en) | 2013-11-21 | 2013-11-21 | Broadband strip line combiner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320745549.4U CN203574080U (en) | 2013-11-21 | 2013-11-21 | Broadband strip line combiner |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203574080U true CN203574080U (en) | 2014-04-30 |
Family
ID=50541794
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320745549.4U Expired - Lifetime CN203574080U (en) | 2013-11-21 | 2013-11-21 | Broadband strip line combiner |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203574080U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104659453A (en) * | 2013-11-21 | 2015-05-27 | 罗森伯格（上海）通信技术有限公司 | Wideband line combiner |
| CN112805874A (en) * | 2018-09-27 | 2021-05-14 | 上海诺基亚贝尔股份有限公司 | Duplexer |
-
2013
- 2013-11-21 CN CN201320745549.4U patent/CN203574080U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104659453A (en) * | 2013-11-21 | 2015-05-27 | 罗森伯格（上海）通信技术有限公司 | Wideband line combiner |
| CN104659453B (en) * | 2013-11-21 | 2019-11-12 | 罗森伯格（上海）通信技术有限公司 | A kind of broadband line combiner |
| CN112805874A (en) * | 2018-09-27 | 2021-05-14 | 上海诺基亚贝尔股份有限公司 | Duplexer |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20220321 Address after: 215345 No. 6 Shen'an Road, Dianshan Lake Town, Kunshan City, Suzhou City, Jiangsu Province Patentee after: Rosenberg Technology Co.,Ltd. Address before: 201707 B2 Workshop 303 Xinke Road, Qingpu District Industrial Park, Shanghai Patentee before: ROSENBERGER (SHANGHAI) TECHNOLOGY Co.,Ltd. |
|
| TR01 | Transfer of patent right | ||
| CP03 | Change of name, title or address |
Address after: 215300 No.6 Shen'an Road, Dianshanhu Town, Kunshan City, Suzhou City, Jiangsu Province Patentee after: ProLogis Communication Technology (Suzhou) Co.,Ltd. Address before: 215345 No. 6 Shen'an Road, Dianshan Lake Town, Kunshan City, Suzhou City, Jiangsu Province Patentee before: Rosenberg Technology Co.,Ltd. |
|
| CP03 | Change of name, title or address | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140430 |
|
| CX01 | Expiry of patent term |