CN202737064U - Mobile communication base station quadruplexer - Google Patents
Mobile communication base station quadruplexer Download PDFInfo
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- CN202737064U CN202737064U CN 201220218408 CN201220218408U CN202737064U CN 202737064 U CN202737064 U CN 202737064U CN 201220218408 CN201220218408 CN 201220218408 CN 201220218408 U CN201220218408 U CN 201220218408U CN 202737064 U CN202737064 U CN 202737064U
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Abstract
The utility model discloses a mobile communication base station quadruplexer. The quadruplexer comprises a box body. Two resonant cavities are disposed inside the box body. One of the two resonant cavities is provided with 1900M frequency resonant columns and 1900M outband inhibition and isolation control levers, and the other resonant cavity is equipped with 850M frequency resonant columns and 850M outband inhibition and isolation control levers. Each cavity, corresponding to a side edge of the box body, is respectively provided with a signal receiving port and a signal transmitting port. A side edge of the box body, between the two cavities, is further equipped with an ANT connecting port. A cover plate is disposed on an upper surface of the box body. According to the quadruplexer, a 1900M frequency range RX end filter and a 1900M frequency range TX end filter are connected in parallel and then are connected with an 850M frequency range RX end filter and an 850M frequency range TX end filter in parallel, so that when the quadruplexer is powered to work, signals can be received and transmitted by four ports of the four filters without mutual interference, switching can be freely realized between a 1900M frequency range and an 850M frequency range after the filters are connected in parallel, and an optimum channel is automatically selected for conversation. The quadruplexer is capable of realizing mutual transmission of signal reception and emission from a mobile base station to another mobile base station through the same module used by 1900M signals and 850M signals, and is capable of filtering and inhibiting useless signals to make signals after reception and emission purer and simpler. The quadruplexer has the advantages of low loss, nice design, smooth signal transmission, long service life and the like.
Description
Technical field:
The utility model relates to the mobile communication equipment field, relates in particular to a kind of mobile communication base station four multiplexers.
Background technology:
In the existing mobile mobile communication base station system, the dual-band mobile phone user in 1900M frequency range and the 850M frequency range, two kinds of frequency range transmitting-receivings need the different equipment of a cover separately, and overlapping investment causes significant wastage, and has the problem that interferes with each other.
Therefore imagination provides a kind of mobile communication base station four multiplexers, be mainly used in 1900M frequency range and the interior dual-band mobile phone user of 850M frequency range in the mobile communication base station system, by 1900M frequency range RX end filter, after the parallel connection of TX end filter with 850M frequency range RX end filter, the TX end filter is in parallel, four ports of four filters are realized receiving when powering up work, signalling does not interfere with each other, can between 1900M/850M two frequency ranges, freely switch after the parallel connection, automatically select optimum channel to converse, even mobile phone also can automatically switch between two networks and the user has no to discover in conversation, and handset-selected optimum channel, call completing rate is improved.The utility model mobile communication base station four multiplexers can realize that also 1900M signal, 850M signal use same module just can realize a mobile base station to another mobile base station reception and the mutual biography that transmits, and the signal after filtration makes reception and launches with its unwanted signal of inhibition is more pure, simpler and more direct.
The utility model content:
The purpose of this utility model just provides a kind of mobile communication base station four multiplexers, be mainly used in 1900M frequency range and the interior dual-band mobile phone user of 850M frequency range in the mobile communication base station system, by 1900M frequency range RX end filter, after the parallel connection of TX end filter with 850M frequency range RX end filter, the TX end filter is in parallel, four ports of four filters are realized receiving when powering up work, signalling does not interfere with each other, can between 1900M/850M two frequency ranges, freely switch after the parallel connection, automatically select optimum channel to converse, even mobile phone also can automatically switch between two networks and the user has no to discover in conversation, and handset-selected optimum channel, call completing rate is improved.The utility model mobile communication base station four multiplexers can realize that also 1900M signal, 850M signal use same module just can realize a mobile base station to another mobile base station reception and the mutual biography that transmits, and the signal after filtration makes reception and launches with its unwanted signal of inhibition is more pure, simpler and more direct.
The technical solution adopted in the utility model is:
A kind of mobile communication base station four multiplexers comprise box body: box body inside has two resonant cavitys, is respectively 1900M signal transmission ends cavity and 850M signal transmission ends cavity, and two resonant cavity inwalls are all silver-plated, is provided with some installing holes around two resonant cavitys; Some 1900M frequency resonance posts are installed in the 1900M signal transmission ends cavity, some 1900M end Out-of-band rejections and isolated controlling bar also are installed on the 1900M signal transmission ends cavity inner wall, the position of box body right side corresponding 1900M signal transmission ends cavity is equipped with two 1900M frequency band signals TX (emission) port SMA-KF type connector, and the box body right side of 1900M frequency band signals TX (emission) port SMA-KF type connector below also is equipped with two 1900M frequency band signals RX (reception) port SMA-KF type connector; Some 850M frequency resonance posts are installed in the 850M signal transmission ends cavity, some 850M end Out-of-band rejections and isolated controlling bar also are installed on the 850M signal transmission ends cavity inner wall, the position of box body right side corresponding 850M signal transmission ends cavity is equipped with two 850M frequency band signals TX (emission) port SMA-KF type connector, and the box body right side of 850M frequency band signals TX (emission) port SMA-KF type connector below also is equipped with two 850M frequency band signals RX (reception) port SMA-KF type connector; Position between two cavitys of box body left side is equipped with ANT port N-KF watertight connector; Described ANT port N-KF watertight connector is inputted by signal, the output transmission line is connected to 1900M frequency resonance post and 850M frequency resonance post, described 1900M frequency band signals TX (emission) port SMA-KF type connector and 1900M frequency band signals RX (reception) port SMA-KF type connector are all inputted by signal, the output transmission line is connected to 1900M frequency resonance post, and described 850M frequency band signals TX (emission) port SMA-KF type connector and 850M frequency band signals RX (reception) port SMA-KF type connector are all inputted by signal, the output transmission line is connected to 850M frequency resonance post; Cartridge upper surface is provided with cover plate, has some through holes on the cover plate and matches with 1900M frequency resonance post and 850M frequency resonance post, also is provided with some installing holes that install and fix in hole and the box body on the cover plate and matches.
Described two its features of shape of resonant cavity are, 1900M signal transmission ends cavity is similar " Si " font and has some kinks, and described 1900M frequency resonance post is distributed in the 1900M signal transmission ends cavity mutually across a certain distance; 850M signal transmission ends cavity is similar " " font and has some kinks, and described 850M frequency resonance post is distributed in the 850M signal transmission ends cavity mutually across a certain distance.
Compared with prior art, the beneficial effects of the utility model are:
The utility model is in parallel with 850M frequency range RX end filter, TX end filter after by 1900M frequency range RX end filter, the parallel connection of TX end filter, four ports of four filters realize that the sending and receiving signal does not interfere with each other when powering up work, can between 1900M/850M two frequency ranges, freely switch after the parallel connection, automatically select optimum channel to converse, even mobile phone also can automatically switch between two networks and the user has no to discover in conversation, and handset-selected optimum channel, call completing rate is improved.It can realize that 1900M signal, 850M signal use same module just can realize a mobile base station to another mobile base station reception and the mutual biography that transmits, and the signal after filtration makes reception and launches with its unwanted signal of inhibition is more pure, simpler and more direct.Also have loss little, be designed beautifully, the special plurality of advantages such as defeated unobstructed, long service life of signal.
Description of drawings:
Accompanying drawing 1 is the utility model structural representation;
Accompanying drawing 2 is covering plate structure schematic diagram of the present utility model.
Embodiment:
Below in conjunction with accompanying drawing, by embodiment the utility model is described in further detail:
A kind of mobile communication base station four multiplexers comprise box body 1: box body 1 inside has two resonant cavitys, is respectively 1900M signal transmission ends cavity 2 and 850M signal transmission ends cavity 3, two resonant cavity inwalls are all silver-plated, is provided with some installing holes 4 around two resonant cavitys; Some 1900M frequency resonance posts 5 are installed in the 1900M signal transmission ends cavity 2, some 1900M end Out-of-band rejections and isolated controlling bar 6 also are installed on 1900M signal transmission ends cavity 2 inwalls, the position of box body 1 right side corresponding 1900M signal transmission ends cavity 2 is equipped with two 1900M frequency band signals TX (emission) port SMA-KF type connector 7, and box body 1 right side of 1900M frequency band signals TX (emission) port SMA-KF type connector 7 belows also is equipped with two 1900M frequency band signals RX (reception) port SMA-KF type connector 8; Some 850M frequency resonance posts 9 are installed in the 850M signal transmission ends cavity 3, some 850M end Out-of-band rejections and isolated controlling bar 10 also are installed on 850M signal transmission ends cavity 3 inwalls, the position of box body 1 right side corresponding 850M signal transmission ends cavity 3 is equipped with two 850M frequency band signals TX (emission) port SMA-KF type connector 11, and box body 1 right side of 850M frequency band signals TX (emission) port SMA-KF type connector 11 belows also is equipped with two 850M frequency band signals RX (reception) port SMA-KF type connector 12; Position between two cavitys of box body 1 left side is equipped with ANT port N-KF watertight connector 13; Described ANT port N-KF watertight connector 13 is inputted by signal, output transmission line 14 is connected to 1900M frequency resonance post 5 and 850M frequency resonance post 9, described 1900M frequency band signals TX (emission) port SMA-KF type connector 7 and 1900M frequency band signals RX (reception) port SMA-KF type connector 8 are all inputted by signal, output transmission line 14 is connected to 1900M frequency resonance post 5, and described 850M frequency band signals TX (emission) port SMA-KF type connector 11 and 850M frequency band signals RX (reception) port SMA-KF type connector 12 are all inputted by signal, output transmission line 14 is connected to 850M frequency resonance post 9; Box body 1 upper surface is provided with cover plate 15, has some through holes 16 on the cover plate 15 and matches with 1900M frequency resonance post 5 and 850M frequency resonance post 9, also is provided with some installing holes 4 that install and fix in hole 17 and the box body 1 on the cover plate 15 and matches; Two its features of shape of resonant cavity are, 1900M signal transmission ends cavity 2 is similar " Si " font and has some kinks, and 1900M frequency resonance post 5 is distributed in the 1900M signal transmission ends cavity 2 mutually across a certain distance; 850M signal transmission ends cavity 3 is similar " " font and has some kinks, and 850M frequency resonance post 9 is distributed in the 850M signal transmission ends cavity 3 mutually across a certain distance.
It comprises cavity as shown in the figure, also claims resonant cavity.Resonant cavity also can form with the waveguide segment of one section closure, because waveguide also is a kind of transmission line.Because the open end of waveguide has radiation loss, thereby usually adopts the waveguide resonant cavity of two terminal shortcircuits, namely forms the cavity (box) of a sealing, electric energy and magnetic energy are stored at inside, chamber, and cavity is divided into the two large divisions.A plurality of frequency resonance posts and four 1900M end Out-of-band rejection and isolated controlling bar are installed in the 1900M signal transmission ends cavity, the box body side has TX (emission) end and RX (reception) holds each two, i.e. SMA-KF type connector 1900M frequency band signals TX (emission) port, RX (reception) port; A plurality of 850M frequency resonance posts and four 850M end Out-of-band rejection and isolated controlling bar are installed in the 850M signal transmission ends cavity, the box body side also has TX (emission) end and RX(receives) hold each two, namely SMA-KF type connector 850M frequency band signals RX (reception) port, TX (emission) hold; All receiving end signals be connected with the transmitting terminal signal connect inner signal input output end mouth by ANT port N-KF watertight connector transmission line to the mobile communication base station four multiplexers inside, the box body top is provided with cover plate, mainly is combined to form mobile communication base station four multiplexers by these 13 core technology assembled.
Above-described box body adopts aluminum, and the cavity inner wall surface is silver-plated processing; Described 1900M frequency resonance post, 850M frequency resonance post mainly are to regulate the desired frequency of utilization of this kind product, adopt copper silver-plated, and 1900M frequency resonance post has 19, and 850M frequency resonance post has 19; Described Out-of-band rejection and isolated controlling bar mainly are to control the needed technical indicator of this product, are raised at instrument by the tester and try out (be mounted in the Metallic rod on the cavity inner wall, adopt the copper material electroplate).Described receiver port, signal emission port, all adopt SMA-KFD type port connector, adopt copper gold-plated, mobile communication base station four multiplexer antenna connection terminal mouths (ANT port) adopt copper plated surface ternary alloy three-partalloy.
Above-described embodiment only is better execution mode of the present utility model, and in addition, the utility model can also have other implementations.Need to prove that under the prerequisite that does not break away from the utility model design, any apparent improvement and modification all should fall within the protection range of the present utility model.
Claims (2)
1. mobile communication base station four multiplexers, comprise box body, it is characterized in that: box body inside has two resonant cavitys, is respectively 1900M signal transmission ends cavity and 850M signal transmission ends cavity, two resonant cavity inwalls are all silver-plated, are provided with some installing holes around two resonant cavitys; Some 1900M frequency resonance posts are installed in the 1900M signal transmission ends cavity, some 1900M end Out-of-band rejections and isolated controlling bar also are installed on the 1900M signal transmission ends cavity inner wall, the position of box body right side corresponding 1900M signal transmission ends cavity is equipped with two 1900M frequency band signals TX port SMA-KF type connectors, and the box body right side of 1900M frequency band signals TX port SMA-KF type connector below also is equipped with two 1900M frequency band signals RX port SMA-KF type connectors; Some 850M frequency resonance posts are installed in the 850M signal transmission ends cavity, some 850M end Out-of-band rejections and isolated controlling bar also are installed on the 850M signal transmission ends cavity inner wall, the position of box body right side corresponding 850M signal transmission ends cavity is equipped with two 850M frequency band signals TX port SMA-KF type connectors, and the box body right side of 850M frequency band signals TX port SMA-KF type connector below also is equipped with two 850M frequency band signals RX port SMA-KF type connectors; Position between two cavitys of box body left side is equipped with ANT port N-KF watertight connector; Described ANT port N-KF watertight connector is connected to 1900M frequency resonance post and 850M frequency resonance post by signal input, output transmission line, described 1900M frequency band signals TX port SMA-KF type connector and 1900M frequency band signals RX port SMA-KF type connector all are connected to 1900M frequency resonance post by signal input, output transmission line, and described 850M frequency band signals TX port SMA-KF type connector and 850M frequency band signals RX port SMA-KF type connector all are connected to 850M frequency resonance post by signal input, output transmission line; Cartridge upper surface is provided with cover plate, has some through holes on the cover plate and matches with 1900M frequency resonance post and 850M frequency resonance post, also is provided with some installing holes that install and fix in hole and the box body on the cover plate and matches.
2. mobile communication base station according to claim 1 four multiplexers, it is characterized in that: described two its features of shape of resonant cavity are, 1900M signal transmission ends cavity is similar " Si " font and has some kinks, and described 1900M frequency resonance post is distributed in the 1900M signal transmission ends cavity mutually across a certain distance; 850M signal transmission ends cavity is similar " " font and has some kinks, and described 850M frequency resonance post is distributed in the 850M signal transmission ends cavity mutually across a certain distance.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220218408 CN202737064U (en) | 2012-05-15 | 2012-05-15 | Mobile communication base station quadruplexer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220218408 CN202737064U (en) | 2012-05-15 | 2012-05-15 | Mobile communication base station quadruplexer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202737064U true CN202737064U (en) | 2013-02-13 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220218408 Expired - Fee Related CN202737064U (en) | 2012-05-15 | 2012-05-15 | Mobile communication base station quadruplexer |
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| Country | Link |
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| CN (1) | CN202737064U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106159390A (en) * | 2016-06-23 | 2016-11-23 | 安庆市银瑞商贸有限公司 | A kind of mobile communication base station six port combination duplexer |
| CN107093784A (en) * | 2017-05-10 | 2017-08-25 | 上海汇珏网络通信设备有限公司 | A kind of new structure passive device |
-
2012
- 2012-05-15 CN CN 201220218408 patent/CN202737064U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106159390A (en) * | 2016-06-23 | 2016-11-23 | 安庆市银瑞商贸有限公司 | A kind of mobile communication base station six port combination duplexer |
| CN107093784A (en) * | 2017-05-10 | 2017-08-25 | 上海汇珏网络通信设备有限公司 | A kind of new structure passive device |
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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 |
Granted publication date: 20130213 Termination date: 20150515 |
|
| EXPY | Termination of patent right or utility model |