CN2766354Y - GSM/WCDMA combiner - Google Patents
GSM/WCDMA combiner Download PDFInfo
- Publication number
- CN2766354Y CN2766354Y CN 200520000147 CN200520000147U CN2766354Y CN 2766354 Y CN2766354 Y CN 2766354Y CN 200520000147 CN200520000147 CN 200520000147 CN 200520000147 U CN200520000147 U CN 200520000147U CN 2766354 Y CN2766354 Y CN 2766354Y
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- China
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- gsm
- wcdma
- cover plate
- cavity
- tuning screw
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Abstract
The utility model relates to a GSM/WCDMA combiner suitable for application in a network, which comprises a cavity body, a cover plate, a GSM path inner conductor, a WCDMA path inner conductor, a frequency tuning screw, a coupled tuning screw and a joint, wherein the joint is arranged on both sides of the cavity body, the WCDMA path inner conductor and the GSM path inner conductor are arranged at the bottom of the cavity body, the cover plate is arranged above the cavity body and the frequency tuning screw and the coupled tuning screw penetrate into the cavity body via the cover plate; the GSM path adopts a shortened inner conductor form. The utility model with low environmental requirement and strong applicability optimizes the structural style of the combiner, and enhances the performance of the combiner and the reliability of the network.
Description
Technical field
The utility model relates to a kind of mixer of wireless communication field, particularly relates to a kind of GSM/WCDMA mixer of networking.
Background technology
At moving communicating field, in the process of networking, require in transmission line, to transmit frequency ranges some or that certain is several, at this moment in order to make networking not have big interference between each frequency band afterwards, enough big isolation is arranged, so mixer has also just arisen at the historic moment between the different frequency ranges.Mixer has satisfied the requirement of networking, and very important use is arranged in networking.Mixer has a variety of with regard to its kind, our present described mixer is meant the coaxial cavity mixer that is used in the networking.Existing this type of mixer is by compositions such as joint, joint hold-down screw, cavity, inner wire, inner wire mounting screw, tuning screw, nut, pad, cover plate, cover plate mounting screw, silver-coated copper wires.But because manufacturer's difference, the profile of mixer also just has nothing in common with each other.
Not only the technical indicator of mixer will satisfy the needs in the networking, and the external structure of mixer also has very significant effects to networking in addition.What present various mixers majorities adopted is the coaxial cavity structure, realize coupling between the different cavity by coupling aperture between each loculus of cavity, install inner wire in the middle of each loculus body, silver-coated copper wire is connected the inner wire in first chamber and last chamber with joint inner core, improve isolation by adding absorption circuit between the different cavitys.Existing GSM/WCDMA mixer is because the interval of two frequencies is very big, so also can not reach good isolation even do not add absorption circuit.But, cause two inner wire length on the frequency that very large difference is arranged very greatly just because of the difference of two frequencies.And then influence the version of cavity, make the outward appearance of mixer present irregular shape.
This shows that above-mentioned existing GSM/WCDMA mixer obviously still has inconvenience and defective, and demands urgently further being improved in structure and use.In order to solve the problem that the GSM/WCDMA mixer exists, relevant manufacturer there's no one who doesn't or isn't seeks solution painstakingly, but do not see always that for a long time suitable design finished by development, and common product does not have appropriate structure to address the above problem, and this obviously is the problem that the anxious desire of relevant dealer solves.
Because the defective that above-mentioned existing GSM/WCDMA mixer exists, the design people is based on being engaged in this type of product design manufacturing abundant for many years practical experience and professional knowledge, and the utilization of cooperation scientific principle, actively studied innovation, in the hope of founding a kind of GSM/WCDMA mixer of new structure, can improve general existing GSM/WCDMA mixer, make it have more practicality.Through constantly research, design, and after studying sample and improvement repeatedly, create the utility model that has practical value finally.
Summary of the invention
Main purpose of the present utility model is, overcoming the defective that existing GSM/WCDMA mixer exists, is to make it optimize the version of mixer and a kind of GSM/WCDMA mixer of new structure, technical problem to be solved are provided, the performance of raising system, thus be suitable for practicality more.
The purpose of this utility model and to solve its technical problem be to adopt following technical scheme to realize.According to a kind of GSM/WCDMA mixer that the utility model proposes, it comprises: cavity, cover plate, GSM road inner wire, WCDMA road inner wire, frequency tuning screw, coupling tuning screw and joint joint are installed in the both sides of cavity, WCDMA road inner wire and GSM road inner wire are installed to the bottom of cavity, cover plate is installed in the top of cavity, and frequency tuning screw and coupling tuning screw are deep in the cavity by cover plate.
The purpose of this utility model and solve its technical problem and can also be further achieved by the following technical measures.
Aforesaid GSM/WCDMA mixer, wherein said GSM have adopted on the road inner wire form that shortens.
Aforesaid GSM/WCDMA mixer, wherein said cavity profile are the cuboid of rule.
Aforesaid GSM/WCDMA mixer, wherein said joint is SMA-KFD40, by silver-coated copper wire its inner core is connected with GSM road inner wire, WCDMA road inner wire.
Aforesaid GSM/WCDMA mixer, wherein said aforesaid cover plate is installed on the cavity with the cover plate mounting screw.
Aforesaid GSM/WCDMA mixer, wherein said cover plate is provided with the cover plate screwed hole, and frequency tuning screw and coupling tuning screw are deep into cavity by the cover plate screwed hole.
Aforesaid GSM/WCDMA mixer, wherein said frequency tuning screw or coupling tuning screw also are provided with nut, and nut is fixing on the cover board with tuning screw.
Aforesaid GSM/WCDMA mixer has pad between wherein said cover plate and the nut.
The utility model compared with prior art has tangible advantage and beneficial effect.By above technical scheme as can be known, in order to reach aforementioned goal of the invention, major technique of the present utility model thes contents are as follows:
The utility model proposes a kind of GSM/WCDMA mixer, its structure division comprises: compositions such as cavity, inner wire, inner wire mounting screw, frequency tuning screw, coupling tuning screw, pad, nut, SMA-KFD40 joint, joint mounting screw, cover plate, cover plate mounting screw, silver-coated copper wire.The SMA-KFD40 joint is installed on two sides of cavity, with the joint mounting screw it is positioned on the cavity outside, by silver-coated copper wire its inner core is connected with inner wire.Cover plate is installed to the top of cavity with the cover plate mounting screw, tuning screw by the screw thread on the cover plate after, be deep into inside cavity, and then can change the electrical length of inner wire, form filtering after reaching resonance frequency, be fixed to tuning screw cover plate on nut this moment.Adopt the coaxial cavity structure in the aforesaid GSM/WCDMA mixer, SMA-KFD40 joint joint mounting screw is connected on two sides of cavity, forms the input/output terminal of mixer.Link to each other with the inner wire in first chamber and last chamber with the inner core of silver-coated copper wire the SMA-KFD40 joint.By the hole coupling each chamber is linked between its each cavity, more chamber number can be strengthened the inhibition of band edge.Aforesaid GSM/WCDMA mixer is installed to cover plate on the cavity with the cover plate mounting screw, and these screws can make cover plate contact closely with cavity, and are unlikely between cover plate and cavity the space is arranged.On the cover board be provided with screwed hole, tuning screw can be deep into the inside of cavity by these screwed holes, when be tuned to can be tuning screw is fixing on the cover board after the suitable position with nut.In addition, between nut and the cover plate pad is arranged, can prevent the loosening of tuning screw effectively.
By technique scheme, the utility model can reach suitable technological progress and practicality, and has a value on the industry, it has following advantage at least, now specify advantage of the present utility model as follows: from the above, the utility model GSM/WCDMA mixer structure division comprises: compositions such as cavity, inner wire, inner wire mounting screw, frequency tuning screw, coupling tuning screw, pad, nut, joint mounting screw, SMA-KFD40 joint, joint mounting screw, cover plate, cover plate mounting screw, silver-coated copper wire.It is adapted at using in the networking, can adapt to the residing adverse circumstances of network.
1, the utility model is not high to environmental requirement, and adaptability is strong, and very wide application space is arranged.
2, the GSM/WCDMA mixer that the utility model proposes is suitable for the application in networking, has strengthened the reliability of network.
3, the GSM/WCDMA mixer that the utility model proposes is combined in two frequency ranges that GSM and WCDMA differ greatly in the parts, and after synthetic, the component shape rule, elegant in appearance.
In sum, the GSM/WCDMA mixer of the utility model special construction, it has above-mentioned many advantages and practical value, and in like product, do not see have similar structural design to publish or use and really genus innovation, no matter it structurally or bigger improvement all arranged on the function, have large improvement technically, and produced handy and practical effect, and more existing GSM/WCDMA mixer has the multinomial effect of enhancement, thereby be suitable for practicality more, and have the extensive value of industry, really be a new and innovative, progressive, practical new design.
Above-mentioned explanation only is the general introduction of technical solutions of the utility model, for can clearer understanding technological means of the present utility model, and can be implemented according to the content of specification, below with preferred embodiment of the present utility model and conjunction with figs. describe in detail as after.
Embodiment of the present utility model is provided in detail by following examples and accompanying drawing thereof.
Description of drawings
Fig. 1 is the internal structure schematic diagram of the utility model GSM/WCDMA mixer.
Fig. 2 is the side schematic view of the internal structure of the utility model GSM/WCDMA mixer.
Fig. 3 is the GSM road inner wire schematic diagram of the utility model GSM/WCDMA mixer
Fig. 4 is the WCDMA road inner wire schematic diagram of the utility model GSM/WCDMA mixer.
Fig. 5 is the cover plate vertical view of the utility model GSM/WCDMA mixer.
1: delivery outlet silver-coated copper wire 2: the joint mounting screw
3: cover plate mounting screw 4: pad
5: nut 6:WCDMA road inner wire
7:SMA-KFD40 joint 8: silver-coated copper wire
9: cover plate is installed screwed hole 10: cover plate
11: cavity 12: the frequency tuning screw
13: coupling tuning screw 14:GSM road inner wire
15: inner wire mounting screw 16: coupling aperture
17: joint is installed screwed hole 18: the cover plate screwed hole
19: the cover plate through hole
Embodiment
For further setting forth the utility model is to reach technological means and the effect that predetermined goal of the invention is taked, below in conjunction with accompanying drawing and preferred embodiment, to according to its embodiment of GSM/WCDMA mixer, structure, feature and the effect thereof that the utility model proposes, describe in detail as after.
Seeing also illustrated in figures 1 and 2ly, is the assembling schematic diagram of the utility model GSM/WCDMA mixer.It forms structure: cavity 11, WCDMA road inner wire 6, GSM road inner wire 14, inner wire mounting screw 15, coupling aperture 16, frequency tuning screw 12, coupling tuning screw 13, pad 4, nut 5, SMA-KFD40 joint 7, joint hold-down screw 2, cover plate 10, cover plate mounting screw 3 etc.SMA-KFD40 joint 7 is installed in the both sides of cavity 11, and WCDMA road inner wire 6 and GSM road inner wire 14 usefulness inner wire mounting screws 15 are installed to the bottom of cavity 11.Cover plate 10 usefulness cover plate mounting screws 3 are installed to the top of cavity 11, and frequency tuning screw 12 and coupling tuning screw 13 are deep in the cavity 11 by the screw thread on the cover plate 10, be tuned to can be fixing behind the suitable position with nut 5.Be lined with pad 4 between nut 5 and cover plate 10, it is more firm to make it to connect.Wherein, seeing also Fig. 3 and shown in Figure 4, is that Fig. 3 is the GSM road inner wire schematic diagram of the utility model GSM/WCDMA mixer; Fig. 4 is the WCDMA road inner wire schematic diagram of the utility model GSM/WCDMA mixer.Wherein said GSM has adopted on the road inner wire form that shortens, thereby close with the inner wire height that guarantees two frequency bands that differ greatly.After being installed in the cavity 11, can make cavity 11 present the cuboid of rule.
Please as shown in Figure 1, input and output notch portion at cavity has joint that screwed hole 17 is installed, SMA-KFD40 joint 7 joint mounting screws are connected on 11 two sides of cavity, form the input/output terminal of GSM/WCDMA mixer, link to each other with the inner wire in first chamber and last chamber with the inner core of silver-coated copper wire with SMA-KFD40 joint 7.And SMA-KFD40 joint 7 is a standarized component, can by joint the both sides that screwed hole 17 attaches it to cavity be installed with joint mounting screw 2, the inner core of SMA-KFD40 joint 7 and its inner wire that closes on most couple together both with scolding tin by silver-coated copper wire 8.Wherein, on its public mouthful, adopt illustrated branched structure that the WCDMA road inner wire 6 in its inner core and each chamber is linked to each other silver-coated copper wire 8, with scolding tin SMA-KFD40 joint 7 inner cores directly are connected with GSM road inner wire 14 usefulness silver-coated copper wires 8 with WCDMA road inner wire 6 at output.
Include a plurality of loculuses at cavity 11, realize coupling by coupling aperture 6 between each loculus.
Be equipped with the counterbore of the sunk screw of can packing in the bottom of cavity 11, inner wire mounting screw 15 is connected on the threaded two kinds of inner wires in bottom by counterbore.GSM road inner wire 14 and WCDMA road inner wire 6 installation forms are as shown in fig. 1.Like this, after tightening inner wire mounting screw 15, two kinds of inner wires just can be firm is fixed on cavity 11 inside.
Above cavity 11, there is the cover plate of cover plate mounting screw 3 that screwed hole 9 is installed, cover plate screwed hole 9 is corresponding with the cover plate through hole 19 on the cover plate 10, with cover plate 10 top that is installed to cavity 11 tightly, many screws can guarantee the compactness that cover plate 10 is connected with cavity 11 with cover plate mounting screw 3.
See also shown in Figure 5, on cover plate 10, be provided with cover plate screwed hole 18 and cover plate through hole 19, thereby frequency tuning screw 12 and coupling tuning screw 13 can be deep in the cavity 11 by cover plate screwed hole 18, frequency and coupling are adjusted, when be tuned to behind the suitable position, with nut 5 tuning screw is fixed on cover plate 10 tops.Between cover plate 10 and nut 5, pad 4 is arranged, make tuning screw more firm.
The utility model will be transferred survey by network analyzer, at first network analyzer will be carried out preheating about 30 minutes, with its correction, then the utility model is received network analyzer then, has finished the preparation of transferring before surveying.Debugging at first is fixed on frequency range in 2 to 3 times the scope that requires bandwidth, make its centre frequency just for requiring the centre frequency of bandwidth, at first use the tuning nail of screwdriver regulating frequency, it is carried out coarse adjustment, then alternately regulating frequency and coupling are followed closely, and make it to meet the requirements of technical indicator.
The above, it only is preferred embodiment of the present utility model, be not that the utility model is done any pro forma restriction, though the utility model discloses as above with preferred embodiment, yet be not in order to limit the utility model, any those skilled in the art, in the scope that does not break away from technical solutions of the utility model, when the technology contents that can utilize above-mentioned announcement is made a little change or is modified to the equivalent embodiment of equivalent variations, in every case be not break away from the technical solutions of the utility model content, foundation technical spirit of the present utility model is to above any simple modification that embodiment did, equivalent variations and modification all still belong in the scope of technical solutions of the utility model.
Claims (8)
1, a kind of GSM/WCDMA mixer, it is characterized in that it comprises: cavity, cover plate, GSM road inner wire, WCDMA road inner wire, frequency tuning screw, coupling tuning screw and joint, joint is installed in the both sides of cavity, WCDMA road inner wire and GSM road inner wire are installed to the bottom of cavity, cover plate is installed in the top of cavity, and frequency tuning screw and coupling tuning screw are deep in the cavity by cover plate.
2, GSM/WCDMA mixer according to claim 1, its architectural feature are that wherein said GSM road adopted the inner wire form that shortens.
3, GSM/WCDMA mixer according to claim 1, its architectural feature are the cuboid of wherein said cavity profile for rule.
4, GSM/WCDMA mixer according to claim 1, its architectural feature are that wherein said joint is SMA-KFD40, by silver-coated copper wire its inner core are connected with GSM road inner wire, WCDMA road inner wire.
5, GSM/WCDMA mixer according to claim 1, its architectural feature are that described therein aforesaid cover plate is installed on the cavity with the cover plate mounting screw.
6, GSM/WCDMA mixer according to claim 1, its architectural feature are that described therein cover plate is provided with the cover plate screwed hole, and frequency tuning screw and coupling tuning screw are deep into cavity by the cover plate screwed hole.
7, GSM/WCDMA mixer according to claim 6, its architectural feature are that wherein said frequency tuning screw or coupling tuning screw also are provided with nut, and nut is fixing on the cover board with tuning screw.
8, GSM/WCDMA mixer according to claim 7, its architectural feature are between described therein cover plate and the nut pad is arranged.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200520000147 CN2766354Y (en) | 2005-01-06 | 2005-01-06 | GSM/WCDMA combiner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200520000147 CN2766354Y (en) | 2005-01-06 | 2005-01-06 | GSM/WCDMA combiner |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2766354Y true CN2766354Y (en) | 2006-03-22 |
Family
ID=36607014
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200520000147 Expired - Fee Related CN2766354Y (en) | 2005-01-06 | 2005-01-06 | GSM/WCDMA combiner |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2766354Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2008141482A1 (en) * | 2007-05-23 | 2008-11-27 | Comba Telecom System (China) Ltd. | A DCS/WCDMA DUAL FREQUENCY SYNTHESIZER AND A general dual frequency synthesizer |
-
2005
- 2005-01-06 CN CN 200520000147 patent/CN2766354Y/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2008141482A1 (en) * | 2007-05-23 | 2008-11-27 | Comba Telecom System (China) Ltd. | A DCS/WCDMA DUAL FREQUENCY SYNTHESIZER AND A general dual frequency synthesizer |
| US8680943B2 (en) | 2007-05-23 | 2014-03-25 | Comba Telecom System (China) Ltd. | DCS/WCDMA dual frequency synthesizer and a general dual frequency synthesizer |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20060322 Termination date: 20110106 |