CN203760614U - Ultra-wideband dual-band combiner - Google Patents
Ultra-wideband dual-band combiner Download PDFInfo
- Publication number
- CN203760614U CN203760614U CN201420069902.6U CN201420069902U CN203760614U CN 203760614 U CN203760614 U CN 203760614U CN 201420069902 U CN201420069902 U CN 201420069902U CN 203760614 U CN203760614 U CN 203760614U
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- pass filtering
- resonant
- cavity
- low
- bandpass filtering
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Abstract
The utility model discloses an ultra-wideband dual-band combiner comprising a shell, a cavity, a combiner input end and a combiner output end. The cavity is covered by the shell. The combiner input end comprises a low-pass filtering input end and a band-pass filtering input end. The cavity internally comprises a low-pass filtering channel and a band-pass filtering channel. The low-pass filtering channel is internally provided with a conductor along the low-pass filtering channel. Resonant rods are arranged in low-pass filtering resonant cavities and band-pass filtering resonant cavities. The low-pass filtering input end is connected with one end of the conductor after waveguide coupling. The band-pass filtering input end is connected with the resonant rod in the first band-pass filtering resonant cavity after waveguide coupling. The other end of the conductor is connected with the combiner output end after inductive coupling. The resonant rod in the last band-pass filtering resonant cavity is connected with the combiner output end after capacitive coupling. The shell is also provided with adjusting screw rods which are corresponding to the resonant rods in all the band-pass filtering resonant cavities. The ultra-wideband dual-band combiner is quite low in insertion loss and convenient to install.
Description
Technical field
The utility model relates to a kind of mixer, especially a kind of super wideband dual-frequency channel merger.
Background technology
Development along with data communication and multimedia service demand, the 4th third-generation mobile communication that adapts to Mobile data, mobile computing and mobile multimedia running needs starts to rise, so has reason to expect that this 4th third-generation mobile communication technology brings finer future to people.Because the lapping of numerous standard signals on home communications market covers the dynamics of stepping up its investment, in order to merge all the other frequency ranges, complete the formedness of communication, must increase a kind of super wideband dual-frequency channel merger and merge the signal passing through.
Summary of the invention
The technical problems to be solved in the utility model is to provide a kind of mixer that can realize super wideband two-frequency signal fusion.
In order to solve the problems of the technologies described above, the technical scheme that the utility model provides is: a kind of super wideband dual-frequency channel merger, comprise shell, cavity, mixer input and mixer output, casing cover is combined on cavity, mixer input comprises low-pass filtering input and bandpass filtering input, in cavity, comprise the low-pass filtering passage being formed by a plurality of low-pass filtering resonant cavitys and the bandpass filtering passage being formed by a plurality of bandpass filtering resonant cavitys, in low-pass filtering passage, along low-pass filtering passage, be provided with a conductor, in each low-pass filtering resonant cavity, level is provided with a resonant rod, in each bandpass filtering resonant cavity, be vertically provided with a resonant rod, low-pass filtering input is connected with one end of conductor after waveguide-coupled, bandpass filtering input is connected with the resonant rod in the first bandpass filtering resonant cavity after waveguide-coupled, the other end of conductor is connected with mixer output after inductance coupling high, resonant rod in last bandpass filtering resonant cavity is connected with mixer output after capacitive coupling, on shell, be also provided with the adjusting screw(rod) corresponding with resonant rod in each bandpass filtering resonant cavity.
Employing arranges respectively low-pass filtering passage and bandpass filtering passage in cavity, and low-pass filtering passage is all connected with mixer output through overcoupling with bandpass filtering passage again, has effectively realized the fusion of super wideband two-frequency signal; Adopting adjusting screw(rod) to realize debugs the frequency range of mixer and performance index.
As further restriction scheme of the present utility model, described low-pass filtering resonant cavity is linear array successively, and described bandpass filtering resonant cavity is linear array successively.Low-pass filtering resonant cavity and bandpass filtering resonant cavity are all set to linear array successively, take full advantage of the space in cavity, reduced the volume of cavity, reduced the insertion loss of mixer.
As further restriction scheme of the present utility model, conductor sizes is 50 ohm.
As further restriction scheme of the present utility model, resonant rod adopts the form of center frequency range 1/8 wavelength.
As further restriction scheme of the present utility model, mixer input and output all adopt DIN type joint.The DIN joint of employing standard, has strengthened the versatility of mixer.
As further restriction scheme of the present utility model, shell is provided with for assembling the installation through hole of shell and cavity.Employing arranges installation through hole on shell, shell convenient for assembly and cavity.
The beneficial effects of the utility model are: (1) adopts low-pass filtering passage and bandpass filtering passage are set respectively in cavity, low-pass filtering passage is all connected with mixer output through overcoupling with bandpass filtering passage again, has effectively realized the fusion of super wideband two-frequency signal; (2) low-pass filtering resonant cavity and bandpass filtering resonant cavity are all set to linear array successively, take full advantage of the space in cavity, reduced the volume of cavity, reduced the insertion loss of mixer; (3) adopting adjusting screw(rod) to realize debugs the frequency range of mixer and performance index.
Accompanying drawing explanation
Fig. 1 is internal structure schematic diagram of the present utility model;
Fig. 2 is that mixer of the present utility model covers schematic diagram.
Embodiment
Below in conjunction with accompanying drawing and embodiment, the utility model is described in further detail:
As shown in Figure 1, super wideband dual-frequency channel merger of the present utility model, comprise shell 8, cavity 1, mixer input and mixer output 7, shell 8 covers on cavity 1, mixer input comprises low-pass filtering input 6 and bandpass filtering input 3, in cavity 1, comprise the low-pass filtering passage 11 being formed by a plurality of low-pass filtering resonant cavitys and the bandpass filtering passage 12 being formed by a plurality of bandpass filtering resonant cavitys, low-pass filtering passage 11 is interior is provided with a conductor 4 along low-pass filtering passage, the large I of conductor 4 is made as 50 ohm, in each low-pass filtering resonant cavity, level is provided with a resonant rod 2, in each bandpass filtering resonant cavity, be vertically provided with a resonant rod 2, resonant rod 2 is all the form of employing center frequency range 1/8 wavelength, resonant rod 2 is to be all arranged on mixer by nut 5, low-pass filtering input 6 is connected with one end of conductor 4 after waveguide-coupled, bandpass filtering input 3 is connected with the resonant rod 2 in the first bandpass filtering resonant cavity after waveguide-coupled, the other end of conductor 4 is connected with mixer output 7 after inductance coupling high, resonant rod 2 in last bandpass filtering resonant cavity is connected with mixer output 7 after capacitive coupling, low-pass filtering input 6, bandpass filtering input 3 and mixer output 7 are all the DIN interfaces of employing standard.
In use, low-pass filtering input 6 is connected on the signal line in 600-960MHz broadband, bandpass filtering input 3 is connected on the signal line in 1710-2690MHz broadband, after the signal in 600-960MHz broadband and the coupling of 1710-2690MHz broadband, by mixer output 7, is exported.
Employing is at interior low-pass filtering passage 11 and the bandpass filtering passage 12 of arranging respectively of cavity 1, and low-pass filtering passage 11 is all connected with mixer output 7 through overcoupling with bandpass filtering passage 12 again, has effectively realized the fusion of super wideband two-frequency signal.
At the low-pass filtering resonant cavity of cavity 1 interior setting successively linear array, same bandpass filtering resonant cavity is linear array successively also, respectively at the interior formation low-pass filtering of cavity 1 passage 11 and bandpass filtering passage 12.Low-pass filtering resonant cavity and bandpass filtering resonant cavity are all set to linear array successively, take full advantage of the space in cavity 1, reduced the volume of cavity 1, reduced the insertion loss of mixer.
As shown in Figure 2, on shell 8, be also provided with the adjusting screw(rod) 9 corresponding with resonant rod 2 in each bandpass filtering resonant cavity, adopt adjusting screw(rod) 9 to realize the frequency range of mixer and performance index are debugged.On shell 8, be also provided with for assembling the installation through hole 10 of shell 8 and cavity 1, adopt to arrange on shell 8 through hole 10, shell 8 convenient for assembly and cavity 1 are installed.
Claims (6)
1. a super wideband dual-frequency channel merger, comprise shell, cavity, mixer input and mixer output, described casing cover is combined on cavity, it is characterized in that: described mixer input comprises low-pass filtering input and bandpass filtering input, in described cavity, comprise the low-pass filtering passage being formed by a plurality of low-pass filtering resonant cavitys and the bandpass filtering passage being formed by a plurality of bandpass filtering resonant cavitys, in described low-pass filtering passage, along low-pass filtering passage, be provided with a conductor, in each low-pass filtering resonant cavity, level is provided with a resonant rod, in each bandpass filtering resonant cavity, be vertically provided with a resonant rod, described low-pass filtering input is connected with one end of conductor after waveguide-coupled, described bandpass filtering input is connected with the resonant rod in the first bandpass filtering resonant cavity after waveguide-coupled, the other end of described conductor is connected with mixer output after inductance coupling high, resonant rod in described last bandpass filtering resonant cavity is connected with mixer output after capacitive coupling, on described shell, be also provided with the adjusting screw(rod) corresponding with resonant rod in each bandpass filtering resonant cavity.
2. a kind of super wideband dual-frequency channel merger according to claim 1, is characterized in that: described low-pass filtering resonant cavity is linear array successively, and described bandpass filtering resonant cavity is linear array successively.
3. a kind of super wideband dual-frequency channel merger according to claim 1 and 2, is characterized in that: described conductor sizes is 50 ohm.
4. a kind of super wideband dual-frequency channel merger according to claim 1 and 2, is characterized in that: described resonant rod adopts the form of center frequency range 1/8 wavelength.
5. a kind of super wideband dual-frequency channel merger according to claim 1 and 2, is characterized in that: described mixer input and output all adopt DIN type joint.
6. a kind of super wideband dual-frequency channel merger according to claim 1 and 2, is characterized in that: described shell is provided with for assembling the installation through hole of shell and cavity.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420069902.6U CN203760614U (en) | 2014-02-18 | 2014-02-18 | Ultra-wideband dual-band combiner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420069902.6U CN203760614U (en) | 2014-02-18 | 2014-02-18 | Ultra-wideband dual-band combiner |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203760614U true CN203760614U (en) | 2014-08-06 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420069902.6U Expired - Fee Related CN203760614U (en) | 2014-02-18 | 2014-02-18 | Ultra-wideband dual-band combiner |
Country Status (1)
| Country | Link |
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| CN (1) | CN203760614U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109301413A (en) * | 2015-04-29 | 2019-02-01 | 上海华为技术有限公司 | A kind of input/output unit and multiplexer of multiplexer |
-
2014
- 2014-02-18 CN CN201420069902.6U patent/CN203760614U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109301413A (en) * | 2015-04-29 | 2019-02-01 | 上海华为技术有限公司 | A kind of input/output unit and multiplexer of multiplexer |
| US10530326B2 (en) | 2015-04-29 | 2020-01-07 | Huawei Technologies Co., Ltd. | Input/output apparatus of multiplexer, and multiplexer |
| US10917066B2 (en) | 2015-04-29 | 2021-02-09 | Huawei Technologies Co., Ltd. | Input/output apparatus of multiplexer, and multiplexer |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140806 Termination date: 20180218 |