CN201749921U - DCS/3G/WLAN three-frequency combiner - Google Patents
DCS/3G/WLAN three-frequency combiner Download PDFInfo
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- CN201749921U CN201749921U CN2010201952112U CN201020195211U CN201749921U CN 201749921 U CN201749921 U CN 201749921U CN 2010201952112 U CN2010201952112 U CN 2010201952112U CN 201020195211 U CN201020195211 U CN 201020195211U CN 201749921 U CN201749921 U CN 201749921U
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- hollow chamber
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Abstract
The utility model discloses a DCS (distributed control system)/3G (the 3rd generation telecommunication) /WLAN (wireless local area networks) three-frequency combiner, wherein the combiner comprises a chamber body and a cover plate, wherein the side wall of the chamber body is provided with a DCS signal input port, a WLAN signal input port, a 3G signal input terminal and a 3G signal output terminal respectively; the chamber body internally comprises a dividing plate and a plurality of resonance rods; the dividing plate divides the chamber body into a first hollow chamber, a second hollow chamber and a third hollow chamber; the three hollow chambers have relatively independent functions and are arranged in parallel with one another; each of one end of the first hollow chamber, the second hollow chamber and the third hollow chamber is coupled with the DCS signal input port, the WLAN signal input port and the 3G signal input port respectively; each of the other end of the first hollow chamber, the second hollow chamber and the third hollow chamber is communicated with and coupled with the output port; the first hollow chamber, the second hollow chamber and the third hollow chamber are provided with the plurality of resonance rods respectively; and the first hollow chamber, the second hollow chamber and the third hollow chamber are bent passages that are connected end to end in S-shape. The DCS/3G/WLAN three-frequency combiner has higher performance, the market requirement of the 3G communication can be met, and the combiner is simple in structure and low in cost.
Description
Technical field
The utility model relates to communication technical field, particularly relates to the DCS/3G/WLAN tri-frequency combiner.
Background technology
Mixer is used for transmitting terminal, and the radiofrequency signal of being come from different transmitters in several roads is combined into one the road and launches to antenna.
Disclosed Chinese utility model disclosed a kind of radio communication multi-frequency band radio-frequency for No. 200820161139.4 and closed the road modular device on August 19th, 2009, had a solid metal block, processed the cavity of four separations in the metal derby; Metal derby one side has ANT antenna port, the DUP detection port that is coupled, and has GSM/CDMA output signal port, DCS output signal port, TD-SCDMA output signal port, Personal Handyphone System output signal port and mixer signal coupling testing circuit port in metal derby opposite one side; All with good grounds different frequency in three cavitys except the cavity of Personal Handyphone System output signal port correspondence and the outer frequency inhibition of some resonant rods, coupling column, adjusting rod assembly and the band control element of the different size that designs.
Above-mentioned patented technology can be saved transmission line, reduces equipment cost.But well-known, the design of mixer, specification etc. are very big to its performance impact, and at present development of Communication Technique still need more performances better, meet special needs, mixer that cost is lower, need improve with keeping and enrich correlation technique.
The utility model content
The technical problem that the utility model mainly solves provides a kind of DCS/3G/WLAN tri-frequency combiner that is suitable for DCS/3G/WLAN communication specially, and the good cost of performance is low.
For solving the problems of the technologies described above, the technical scheme that the utility model adopts is: a kind of DCS/3G/WLAN tri-frequency combiner is provided, described mixer comprises cavity and cover plate, and described cavity wall is respectively arranged with DCS signal input port, WLAN signal input port and 3G signal input port and output port; Described inside cavity comprises demarcation strip and a plurality of resonant rod, and described demarcation strip is divided into three function opposite independent and first cavity that is parallel to each other, second cavity and the 3rd cavity with described cavity; An end separately of described first cavity, second cavity and the 3rd cavity is coupled with described DCS signal input port, WLAN signal input port and 3G signal input port respectively, and an other separately end is communicated with and is coupled with described output port; Described first cavity, second cavity and the 3rd cavity respectively are provided with some described resonant rods; Described first cavity, second cavity and the 3rd cavity are the end to end bending channel of a plurality of S types.
The utility model DCS/3G/WLAN tri-frequency combiner has following technique effect at least:
1) cost is low: since all resonant rods can with cavity one die cast structure, promptly can adopt the mode of die sinking to make mixer, integrated design makes the entire product volume significantly to dwindle, time cost and material cost significantly reduce;
2) make efficiency height: since all resonant rods can with cavity one die cast structure, one-shot forming does not need to install in addition the step of resonant rod, it is high especially therefore to manufacture efficient, general than existing manual mounting means efficient raising more than 100%;
3) performance is higher, and technical target of the product meets the requirements of the customers, and the error ratio permissible error of structure precision is littler, to when young more than 20%;
4) product stability is strong, guarantees normally carrying out of communications during work;
5) be suitable for DCS/3G/WLAN communication specially, satisfy the multiple-frequency signal that comprises WLAN, 3G, DCS communication and close the road, simple in structure, performance is preferable.
Description of drawings
Fig. 1 is the schematic diagram in the utility model DCS/3G/WLAN tri-frequency combiner embodiment cavity front, and which number resonant rod represents this resonant rod of numeral in the circle of resonant rod among the figure is, is 1 as numeral, represents first resonant rod;
Fig. 2 is the schematic diagram of the utility model DCS/3G/WLAN tri-frequency combiner embodiment cavity reverse side;
Fig. 3 is the schematic diagram of the utility model DCS/3G/WLAN tri-frequency combiner embodiment cavity when resonant rod is not installed;
Fig. 4 is the schematic cross-section of A-A direction among Fig. 3;
Fig. 5 is the schematic cross-section of the utility model DCS/3G/WLAN tri-frequency combiner embodiment first resonant rod;
Fig. 6 is the schematic cross-section of the utility model DCS/3G/WLAN tri-frequency combiner embodiment second resonant rod.
Embodiment
Consult Fig. 1, Fig. 2, Fig. 3 and Fig. 4 together, the utility model DCS/3G/WLAN tri-frequency combiner embodiment comprises:
Described cavity 10 inside comprise demarcation strip 50 and a plurality of resonant rod 60, first cavity 71, second cavity 72, the 3rd cavity 73 that described demarcation strip 50 is divided into described cavity 10 three function opposite independent and is parallel to each other;
An end separately of described first cavity 71, second cavity 72 and the 3rd cavity 73 is coupled with described DCS signal input port 31, WLAN signal input port 32 respectively, and an other separately end is communicated with and is coupled with described output port 41;
Described first cavity 71, second cavity 72 and the 3rd cavity 73 respectively are provided with some described resonant rods 60;
Described first cavity 71, second cavity 72 and the 3rd cavity 73 are the end to end bending channel of a plurality of S types.
The utility model DCS/3G/WLAN tri-frequency combiner is suitable for DCS/3G/WLAN communication specially, satisfies the communicating requirement of 3G, and is simple in structure, cost is low, performance is preferable.
In one embodiment:
Described cavity 10 is a rectangle, and the length and width height is: 172*144*27;
The first resonant rod quantity in described first cavity 71 is 11, and the second resonant rod quantity in described second cavity 72 is six, and the second resonant rod quantity in described the 3rd cavity 73 is 12;
The diameter of described resonant rod 60, highly, endoporus 62 diameters, hole depth are respectively:
Consult Fig. 5, first resonant rod: 27MM, 66 ± 0.05MM, 21MM, 51MM;
Consult Fig. 6, second resonant rod: 27MM, 60 ± 0.05MM, 21MM, 45MM.The matching relationship of above-mentioned resonant rod 60 quantity and resonant rod 60 and resonant rod 60 can realize better that signal closes the road function.
In a preferred embodiment:
Each described signal input port is the connecting rod 90 that is connected nearest resonant rod 60 in described signal input port and the cavity with the coupled structure of first cavity 71, second cavity 72 and the 3rd cavity 73, and each described first cavity 71, second cavity 72 and the 3rd cavity 73 are to be connected described output port 41 and the interior connecting rod 90 of resonant rod 60 recently of cavity with the coupled structure of output port 41;
Described first cavity 71, second cavity 72 and the 3rd cavity 73 interior resonance bars 60 connect separately, and the connecting rod 90 welding centre bit height of signal input port are respectively:
Span 1.9,
Span 2.1MM;
The connecting rod 90 welding centre bit height that described first cavity 71, second cavity 72 and the 3rd cavity 73 interior resonance bars 60 connect described output port 41 are respectively:
Span 1.6MM,
Span 1.0MM.
Be the convenient mixer performance parameter of regulating, described cover plate (figure does not show) is installed on the cavity 10 by screw, has the adjusting rod installing hole of corresponding described resonant rod 60 on the cover plate, and adjusting rod (figure does not show) is installed in the adjusting rod installing hole.
Be the convenient resonant rod 60 of installing, described cavity 10 bottoms have the resonant rod installing hole, and resonant rod 60 is installed in the resonant rod installing hole by screw; Or
Whole described resonant rods 60 and cavity 10 one die cast structures.
And described resonant rod 60 is silver-plated copper pipe.
The utility model DCS/3G/WLAN tri-frequency combiner has following technique effect at least:
1) cost is low: since all resonant rods can with cavity one die cast structure, promptly can adopt the mode of die sinking to make mixer, integrated design makes the entire product volume significantly to dwindle, time cost and material cost significantly reduce;
2) make efficiency height: since all resonant rods can with cavity one die cast structure, one-shot forming does not need to install in addition the step of resonant rod, it is high especially therefore to manufacture efficient, general than existing manual mounting means efficient raising more than 100%;
3) performance is higher, and technical target of the product meets the requirements of the customers, and the error ratio permissible error of structure precision is littler, to when young more than 20%;
4) product stability is strong, guarantees normally carrying out of communications during work;
5) be suitable for DCS/3G/WLAN communication specially, satisfy the multiple-frequency signal that comprises TD communication simultaneously and close the road, simple in structure, performance is preferable.
Table one: the performance parameter of the utility model DCS/3G/WLAN tri-frequency combiner embodiment
The utility model provides a kind of DCS/3G/WLAN of being applicable to three frequently to close the DCS/3G/WLAN tri-frequency combiner on road, satisfies market and client's demand.Simultaneously, the utility model is simple in structure, cost is lower.In described resonant rod 60 and cavity 10 one die cast example of structure, the design of resonant rod resonant cavity one can make the precision of resonant rod improve again, accelerates adjustment speed of the present utility model, reduces cost of labor.
The above only is embodiment of the present utility model; be not so limit claim of the present utility model; every equivalent structure or equivalent flow process conversion that utilizes the utility model specification and accompanying drawing content to be done; or directly or indirectly be used in other relevant technical fields, all in like manner be included in the scope of patent protection of the present utility model.
Claims (4)
1. DCS/3G/WLAN tri-frequency combiner, described mixer comprises cavity and cover plate, it is characterized in that:
Described cavity wall is respectively arranged with DCS signal input port, WLAN signal input port and 3G signal input port and output port;
Described inside cavity comprises demarcation strip and a plurality of resonant rod, and described demarcation strip is divided into three function opposite independent and first cavity that is parallel to each other, second cavity and the 3rd cavity with described cavity;
An end separately of described first cavity, second cavity and the 3rd cavity is coupled with described DCS signal input port, WLAN signal input port and 3G signal input port respectively, and an other separately end is communicated with and is coupled with described output port;
Described first cavity, second cavity and the 3rd cavity respectively are provided with some described resonant rods;
Described first cavity, second cavity and the 3rd cavity are the end to end bending channel of a plurality of S types.
2. DCS/3G/WLAN tri-frequency combiner according to claim 1 is characterized in that:
Described cover plate is installed on the cavity by screw, has the adjusting rod installing hole of corresponding described resonant rod on the cover plate, in the adjusting rod installing hole adjusting rod is installed.
3. DCS/3G/WLAN tri-frequency combiner according to claim 1 is characterized in that:
Described cavity bottom has the resonant rod installing hole, and resonant rod is installed in the resonant rod installing hole by screw; Or
Whole described resonant rods and cavity one die cast.
4. DCS/3G/WLAN tri-frequency combiner according to claim 1 is characterized in that:
Described resonant rod is silver-plated copper pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201952112U CN201749921U (en) | 2010-05-18 | 2010-05-18 | DCS/3G/WLAN three-frequency combiner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201952112U CN201749921U (en) | 2010-05-18 | 2010-05-18 | DCS/3G/WLAN three-frequency combiner |
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| Publication Number | Publication Date |
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| CN201749921U true CN201749921U (en) | 2011-02-16 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010201952112U Expired - Fee Related CN201749921U (en) | 2010-05-18 | 2010-05-18 | DCS/3G/WLAN three-frequency combiner |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115332751A (en) * | 2022-08-10 | 2022-11-11 | 河北优圣通信科技有限公司 | Three-frequency two-port combiner |
-
2010
- 2010-05-18 CN CN2010201952112U patent/CN201749921U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115332751A (en) * | 2022-08-10 | 2022-11-11 | 河北优圣通信科技有限公司 | Three-frequency two-port combiner |
| CN115332751B (en) * | 2022-08-10 | 2023-11-21 | 河北优圣通信科技有限公司 | Three-frequency two-port combiner |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee |
Owner name: SHENZHEN HUASI TECHNOLOGY CO., LTD. Free format text: FORMER NAME: SHENZHEN HUASI HI-TECH CO., LTD. |
|
| CP01 | Change in the name or title of a patent holder |
Address after: Shenzhen City, Guangdong province Baoan District 518000 District thirty-five Tongchang Road No. 19 Building D3-D4 Patentee after: Shenzhen Hua Si Hi-Tech Co., Ltd. Address before: Shenzhen City, Guangdong province Baoan District 518000 District thirty-five Tongchang Road No. 19 Building D3-D4 Patentee before: Shenzhen Huasi Technologies Co., Ltd. |
|
| ASS | Succession or assignment of patent right |
Owner name: ZHANJIANG HUASI COMMUNICATION TECHNOLOGY CO., LTD. Free format text: FORMER OWNER: SHENZHEN HUASI TECHNOLOGY CO., LTD. Effective date: 20130913 |
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| C41 | Transfer of patent application or patent right or utility model | ||
| COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 518000 SHENZHEN, GUANGDONG PROVINCE TO: 524000 ZHANJIANG, GUANGDONG PROVINCE |
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| TR01 | Transfer of patent right |
Effective date of registration: 20130913 Address after: 524000 Guangdong province Zhanjiang City Potou District Lighthouse Road No. 8 Building 502 room 5 Patentee after: ZHANJIANG HUASI COMMUNICATION TECHNOLOGY CO., LTD. Address before: Shenzhen City, Guangdong province Baoan District 518000 District thirty-five Tongchang Road No. 19 Building D3-D4 Patentee before: Shenzhen Hua Si Hi-Tech Co., Ltd. |
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| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110216 Termination date: 20140518 |