CN203242728U - Multi-frequency broadband combiner - Google Patents
Multi-frequency broadband combiner Download PDFInfo
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- CN203242728U CN203242728U CN 201320209066 CN201320209066U CN203242728U CN 203242728 U CN203242728 U CN 203242728U CN 201320209066 CN201320209066 CN 201320209066 CN 201320209066 U CN201320209066 U CN 201320209066U CN 203242728 U CN203242728 U CN 203242728U
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- rod
- main cavity
- column
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Abstract
The utility model relates to the communication equipment element field and specifically discloses a multi-frequency broadband combiner applied to broadcast communication and other wireless communication systems. The multi-frequency broadband combiner comprises a main cavity, and a signal output port and multiple signal input ports which are respectively arranged at the two ends of the main cavity. The main cavity is divided into multiple filtering cavities corresponding to the multiple signal input ports. The signal output port is also connected with a coupling rod. The main cavity is also internally provided with a coupling column matched with the coupling rod. The coupling rod comprises a rod body. One end of the rod body is connected with the signal output port, while the other end of the rod body is connected with the coupling column in a capacitive coupling mode. In this way, a welding spot-free electric connection coupling mode for each filter and each port in the combiner is realized, and the improvement of the performance of the whole multi-frequency broadband combiner is facilitated.
Description
[technical field]
The utility model relates to communication equipment element field, specifically refers to a kind of multiple frequency broad band mixer that is applied in broadcast communication and other wireless communication system.
[background technology]
Along with the fast development of mobile communication technology, electromagnetic signal is day by day intensive, complicated in recent years, no matter be at commercial communication equipment or military communications equipment, mixer is as important microwave device extensive use.The main performance of mixer is to close road and filtering, in the 2G/3G co-space feedback system, the mixer microwave device that is absolutely necessary, its Main Function are multiple-frequency signal to be merged into lead up to an antenna signal is launched, and the isolation of saving the quantity of antenna and improving system is saved cost.
The existing communication mobile network is divided into 3G network, GSM network, cdma network, DCS network etc., the particularly adding of TDE frequency range 2300-2800MHz according to the difference of frequency range causes the mobile industry of communication to derive the mixer of multiple multiband.Usually, existing mixer mainly is to realize multifrequency synthesizing with coaxial cavity, each first resonant cavity in the coaxial cavity is connected with connector port by tap wire jumper separately, the general mode that adopts silver-plated aluminum steel or copper cash to make by welding of described tap wire jumper is connected with each resonant cavity, owing to adopting the traditional approach of welding to cause the bad and intermodulation index error of consistency, and might be owing to welding slag affect each index of mixer in the process of welding, be unfavorable for regulating the connector port time delay, cause whole mixer to be difficult to adjust unstable working condition at production debug process performance.
[utility model content]
The purpose of this utility model is to solve the port time delay debugging inconvenience of mixer, makes it to make energy steady operation in the environment and a kind of multiple frequency broad band mixer is provided the multiplex (MUX).
Multiple frequency broad band mixer of the present utility model, the main cavity that comprises metal material, be arranged on the signal output port of main cavity one end, be arranged on a plurality of signal input ports of the described main cavity other end, described main cavity is divided into filtering chamber corresponding to a plurality of and described signal input port, be provided with resonant column in each filtering chamber, wherein said signal output port also connects a coupling bar, also be provided with the coupling column with this coupling bar adapted in the described main cavity, described coupling bar comprises a body of rod, one end of the described body of rod is connected with signal output port, and the other end of the body of rod is connected with capacitive coupling with coupling column.
Described coupling column is provided with the coupling aperture that holds coupling bar, sheathed first medium on the end of the described body of rod, and being contained in the coupling aperture that first medium is at least part of positions with the end to coupling bar.
Described coupling bar also comprises the second medium that is set on the body of rod.
The position of next-door neighbour's first medium is provided with the spacing preiection section that prevents that first medium is subjected to displacement on the described body of rod.
One public coupling cavity also is set in the described main cavity, is provided with integrated resonatron in the described public coupling cavity, described signal output port is connecting integrated resonatron.
Described signal input port is by the resonant column capacitive coupling in a coupling bar and the corresponding filtering chamber.
Described filtering chamber comprises DCS filtering chamber, GSM filtering chamber, TDF filtering chamber and TDE filtering chamber.
Described coupling column comprises that a cylindricality coupling column is arranged in the GSM filtering cavity, and described cylindricality coupling column is connected with described coupling bar capacitive coupling.
Multifrequency bandwidth mixer of the present utility model, comprise main cavity, be separately positioned on a plurality of signal input ports of signal output port at main cavity two ends, described main cavity is divided into filtering chamber corresponding to a plurality of and described signal input port, be provided with resonant column in each filtering chamber, wherein said signal output port also connects a coupling bar, also be provided with the coupling column with this coupling bar adapted in the described main cavity, described coupling bar comprises a body of rod, one end of the described body of rod is connected with signal output port, and the other end of the body of rod is connected with capacitive coupling with coupling column; Realize the coupled modes that are electrically connected of each filter and each port no-welding-spot in the mixer, be beneficial to the stable high intermodulation of each filter, be convenient to the debugging of port time delay, improved the First Pass Yield of intermodulation, helped the raising of whole multiplefrequency mixer performance.
[description of drawings]
Fig. 1 is the perspective view after the utility model multiple frequency broad band mixer removes protecgulum;
Fig. 2 is the main TV structure schematic diagram of the utility model multiple frequency broad band mixer;
Fig. 3 is the blast structural representation of the utility model multiple frequency broad band mixer.
[embodiment]
Describe concrete structure of the present utility model in detail below in conjunction with accompanying drawing.
Shown in ginseng Fig. 1,2 and 3, be the utility model multiple frequency broad band mixer, wherein the embodiment shown in the accompanying drawing 1,2 and 3 will remove with the protecgulum of main cavity 100 adapteds and the adjusting bolt that is installed on the protecgulum.Multiple frequency broad band mixer in the present embodiment comprises the main cavity 100 of metal material, and the two ends of described main cavity 100 are respectively equipped with a plurality of public ports; In the present embodiment, described public port comprises respectively the signal output port 50 that is arranged on main cavity 100 1 ends, is arranged on 4 signal input ports 10,20,30,40 of described main cavity 100 other ends.Certainly the quantity of signal input port is corresponding according to the quantity in the filtering chamber of actual multiplefrequency mixer.Shown in ginseng Fig. 1,2, main cavity described in the present embodiment 100 is separated into and comprises DCS filtering chamber 110, GSM filtering chamber 120, TDF filtering chamber 130 and TDE filtering chamber 140, and a public coupling cavity 150, wherein DCS filtering chamber 110, GSM filtering chamber 120, TDF filtering chamber 130 and the corresponding signal input port 10,20,30,40 that arranges separately of TDE filtering chamber 140 difference.Certainly the mixer of other type of possibility also comprises TD-WCDMA filtering chamber, TDA filtering chamber, TDB filtering chamber etc., is not repeated at this.
Described DCS filtering chamber 110, GSM filtering chamber 120, TDF filtering chamber 130, TDE filtering chamber 140 and public coupling cavity 150 be interior to arrange respectively corresponding resonant column, such as DCS resonant column 111, GSM resonant column 121, TDF resonant column 131, TDE resonant column 141 and integrated resonatron 51.
The signal output port 50 that is positioned at main cavity 100 front ends also connects a coupling bar 52, described coupling bar 52 comprises a body of rod 521, be set in first medium 522 and the second medium 523 at the body of rod 521 two ends, be provided with a coupling column 53 in the described GSM filtering chamber 120, one end of the described body of rod 521 is connected with signal output port 50, and the other end of the body of rod 521 and coupling column 53 are connected with capacitive coupling.In this enforcement, described coupling column 53 is cylindricality and is arranged in the GSM filtering chamber 120.Can certainly as required coupling column be arranged in the filtering chamber of other frequency.
In order further to optimize product structure, described coupling column 53 is provided with the coupling aperture 531 that holds the body of rod 521 in addition, one end of the described body of rod 521 is arranged with first medium 522 and jointly is contained in the coupling aperture 531, and first medium 522 at least part of being contained in the coupling aperture 531 position with the end to coupling bar 52.Described signal output port 50 is being close to public coupling cavity 150, the same sheathed second medium of the other end of the described body of rod 521 523 is at least part of to be passed integrated resonatron 51 and is coupled with it, regulate the time delay of port, signal output port 50 just can well be adjusted time delay by coupling bar 52 like this.The described body of rod 521 is provided with a spacing preiection section 5211, and in the present embodiment, described restriction protrusion section 5211 is for being arranged on the annulus on the body of rod 521, and this annulus next-door neighbour first medium 522 prevents displacement with conflict first medium 522.In addition, described coupling bar 52 and signal output port 50 can be changed the dissimilar coupling bar of thickness model can adjust more flexibly the performance of mixer according to actual needs for removably connecting.
Described first medium 521 and second medium 522 all adopt the polytetrafluoroethylene material to make, and can easily from the body of rod 521 dismountings, be conducive to adjustment and the maintenance of mixer performance parameter.
In order better to adjust the performance of mixer, described signal input port also can be by the resonant column capacitive coupling in a coupling bar and the corresponding filtering chamber.In the present embodiment, join shown in Figure 2, the signal input port 10 that is connected with DCS filtering chamber 110 is connecting a coupling bar 11, the end of described coupling bar 11 is of coupled connections with the DCS resonant column that is positioned at DCS filtering chamber 110, the structural similarity of the structure of described coupling bar 11 and coupling bar 52 also comprises the medium of the body of rod and polytetrafluoroethylene material.Signal input port 10 of the present utility model, 20,30,40 all can adopt the resonant column capacitive coupling in coupling bar and the filtering cavity separately.
The utility model multiple frequency broad band mixer has realized that connector and the adjustable electric capacity in filtering chamber separately are of coupled connections, be convenient to install and distance control, solved the port time delay inconsistent, so that the processing of the utility model multiple frequency broad band mixer debugging becomes very simple, material and assembly technology are also greatly simplified, the quality stability of product has also been waited until lifting, is conducive to the raising of whole multiplefrequency mixer performance.
The above only is better embodiment of the present utility model; protection range of the present utility model is not limited with above-mentioned execution mode; but the equivalence that those of ordinary skills do according to the utility model disclosure is modified or is changed, and should include in the protection range of putting down in writing in claims.
Claims (8)
1. multiple frequency broad band mixer, the main cavity that comprises metal material, be arranged on the signal output port of main cavity one end, be arranged on a plurality of signal input ports of the described main cavity other end, described main cavity is divided into filtering chamber corresponding to a plurality of and described signal input port, be provided with resonant column in each filtering chamber, it is characterized in that: described signal output port also connects a coupling bar, also be provided with the coupling column with this coupling bar adapted in the described main cavity, described coupling bar comprises a body of rod, one end of the described body of rod is connected with signal output port, and the other end of the body of rod is connected with capacitive coupling with coupling column.
2. require 1 described multiple frequency broad band mixer according to power, it is characterized in that: described coupling column is provided with the coupling aperture that holds coupling bar, sheathed first medium on one end of the described body of rod, being contained in the coupling aperture that first medium is at least part of positions with the end to coupling bar.
3. require 2 described multiple frequency broad band mixers according to power, it is characterized in that: described coupling bar also comprises the second medium that is set on the body of rod.
4. require 2 or 3 described multiple frequency broad band mixers according to power, it is characterized in that: the position of next-door neighbour's first medium is provided with the spacing preiection section that prevents that first medium is subjected to displacement on the described body of rod.
5. require 4 described multiple frequency broad band mixers according to power, it is characterized in that: a public coupling cavity also is set in the described main cavity, is provided with integrated resonatron in the described public coupling cavity, described signal output port is connecting integrated resonatron.
6. require 1 or 5 described multiple frequency broad band mixers according to power, it is characterized in that: described signal input port is by the resonant column capacitive coupling in a coupling bar and the corresponding filtering chamber.
7. require 6 described multiple frequency broad band mixers according to power, it is characterized in that: described filtering chamber comprises DCS filtering chamber, GSM filtering chamber, TDF filtering chamber and TDE filtering chamber.
8. require 7 described multiple frequency broad band mixers according to power, it is characterized in that: described coupling column comprises that a cylindricality coupling column is arranged in the GSM filtering cavity, and described cylindricality coupling column is connected with described coupling bar capacitive coupling.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320209066 CN203242728U (en) | 2013-04-22 | 2013-04-22 | Multi-frequency broadband combiner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320209066 CN203242728U (en) | 2013-04-22 | 2013-04-22 | Multi-frequency broadband combiner |
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| Publication Number | Publication Date |
|---|---|
| CN203242728U true CN203242728U (en) | 2013-10-16 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320209066 Expired - Fee Related CN203242728U (en) | 2013-04-22 | 2013-04-22 | Multi-frequency broadband combiner |
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| CN (1) | CN203242728U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105680130A (en) * | 2016-03-31 | 2016-06-15 | 东莞洲亮通讯科技有限公司 | Integrated point of interface |
| CN105958166A (en) * | 2016-06-23 | 2016-09-21 | 江苏华灿电讯股份有限公司 | Multi-band common mode coupling tuning time delay value combiner |
-
2013
- 2013-04-22 CN CN 201320209066 patent/CN203242728U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105680130A (en) * | 2016-03-31 | 2016-06-15 | 东莞洲亮通讯科技有限公司 | Integrated point of interface |
| CN105958166A (en) * | 2016-06-23 | 2016-09-21 | 江苏华灿电讯股份有限公司 | Multi-band common mode coupling tuning time delay value combiner |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| DD01 | Delivery of document by public notice |
Addressee: Shenzhen Hango Technology Co., Ltd. Document name: Notification to Pay the Fees |
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| DD01 | Delivery of document by public notice |
Addressee: Shenzhen Hango Technology Co., Ltd. Document name: Notification of Termination of Patent Right |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20131016 Termination date: 20140422 |
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| EXPY | Termination of patent right or utility model |