CN203014795U - Transmit-receive cable sharing POI (Point Of Interface) - Google Patents
Transmit-receive cable sharing POI (Point Of Interface) Download PDFInfo
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- CN203014795U CN203014795U CN2012206067251U CN201220606725U CN203014795U CN 203014795 U CN203014795 U CN 203014795U CN 2012206067251 U CN2012206067251 U CN 2012206067251U CN 201220606725 U CN201220606725 U CN 201220606725U CN 203014795 U CN203014795 U CN 203014795U
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Abstract
The utility model discloses a transmit-receive cable sharing POI, comprising a cabinet, a combiner and jumper wires. Seven systems, i.e., China Mobile GSM 900, China Telecom CDMA 800, China Mobile DCS 1800, China Unicom DCS 1800, China Mobile TD-SCDMA, China Mobile LTE and China Unicom WCDMA, are included. The transmit-receive cable sharing POI is low in loss, port isolation reaches more than 80 dB, and interference among signals of different systems can be avoided; and the die-casting aluminum cabinet up to 3U standard is employed, and the structure is safe and reliable and easy for construction and installation. The POI of the utility model including seven systems employs waterproof design, which can be applied to indoor and outdoor places including large buildings, tunnels, stations, and government or enterprises office buildings. Most frequency ranges, including 2G and 3G frequency ranges, in the prior mobile communication are covered, so that market requirements can be better satisfied.
Description
Technical field
The utility model relates to a kind of multisystem mixing platform (POI), belongs to the microwave radio communication technique field.
Background technology
China's mobile communications network has entered the 3G epoch, and existing mobile communication has the CDMA2000 of TD-SCDMA, the 3G of China Telecom of the CDMA800 of China Telecom, China Mobile GSM 900, the GSM900 of CHINAUNICOM, the DCS1800 of China Mobile, the DCS1800 of CHINAUNICOM, the 3G of China Mobile and the WCDMA of the 3G of CHINAUNICOM.Outdoor signal can cover by the communication base station that each operator respectively builds each, and the indoor covering system that indoor signal also can be built separately solves.
It is more and more outstanding that each operator builds respectively the problems such as repeated construction that system separately brings, and the new technical scheme that can merge many carrier networks becomes present mobile communication problem demanding prompt solution.
Summary of the invention
The technical problems to be solved in the utility model is to provide a kind ofly can close the road with the system signal of different operators network different frequency range, via the unified multisystem mixing platform (POI) that sends or receive of an antenna, the signal that is about to mobile GSM900, telecommunications CDMA800, mobile DCS1800, the DCS1800 of UNICOM, mobile TD-SCDMA, mobile LTE, seven system's different frequency ranges of the WCDMA of UNICOM is combined into one tunnel output and carries out the signal covering.
In order to achieve the above object, the technical scheme that adopts of the utility model is:
Channel platform is closed in a kind of multisystem transmitting-receiving cable altogether, it is characterized in that: described multisystem transmitting-receiving altogether cable close channel platform be comprise cabinet, mixer, wire jumper the multisystem transmitting-receiving altogether cable close channel platform.Described multisystem is mobile GSM900, telecommunications CDMA800, mobile DCS1800, the DCS1800 of UNICOM, mobile TD-SCDMA, mobile LTE, the WCDMA of UNICOM.
As further improvement of the utility model, described cabinet is 3U standard die casting aluminium cabinet, and described cabinet adopts waterproofing design.
As further improvement of the utility model, described mixer has a plurality of.
Due to the utilization of technique scheme, the utility model seven systems close channel platform (POI) and have the following advantages: loss is little, and below 5dB, interport isolation can be avoided the interference between each system signal up to more than 80dB; Adopt 19 cun 3U standard die casting aluminium cabinets, structural safety is reliable, is easy to construction and installation.In addition, the utility model seven systems close channel platform (POI) and adopt waterproofing design, can be used for the places such as indoor, outdoor, comprise heavy construction, tunnel, station, the different places such as government or enterprises and institutions' office block.Cover most of frequency range of existing mobile communication, comprise 2G and 3G frequency range, can better satisfy the market demand.
Description of drawings
Fig. 1 be the utility model multisystem transmitting-receiving altogether cable close device assembling line in the channel platform cabinet remove to cover front view.
Fig. 2 is that the common cable of the utility model multisystem transmitting-receiving closes channel platform cabinet panel enlarged drawing;
Fig. 3 is that the transmitting-receiving of the utility model multisystem is total to the systematic schematic diagram that cable closes channel platform.
In figure: 1, CDMA/GSM mixer; 2, two DCS1800 mixers; 3, TD/WCDMA mixer; 4, final stage four frequency combiners; 5, China Mobile GSM 900 inputs; 6, the TD-SCDMA of China Mobile input; 7, the DCS1800 of China Mobile input; 8, the LTE of China Mobile input; 9, the WCDMA of CHINAUNICOM input; 10, the DCS1800 of CHINAUNICOM input; 11, the CDMA800 of China Telecom input; 12, road output ANT end closes in seven systems; 13, die casting aluminium cabinet; 14, panel; 15, collision mat ring recess.
Embodiment
The utility model is described in further detail below in conjunction with accompanying drawing.
In order to make the purpose of this utility model, technical scheme and advantage clearer, below in conjunction with drawings and Examples, the utility model is further elaborated.Should be appreciated that specific embodiment described herein only in order to explaining the utility model, and be not used in restriction the utility model.
The utility model multisystem transmitting-receiving altogether cable close channel platform system principle as shown in Figure 3: mobile DCS1800 and the DCS1800 of UNICOM are connected to the 1710-1850 input of final stage four frequency combiners after pair DCS1800 mixers close the road, wherein 1710-1850 has covered the frequency range of mobile DCS1800 and the DCS1800 of UNICOM, i.e. 1710-1725MHz﹠amp; 1805-1820MHz and 1745-1755MHz﹠amp; 1840-1850MHz; Telecommunications CDMA800 and mobile GSM900 are connected to the 825-960 input of final stage four frequency combiners after the CDMA/GSM mixer closes the road, wherein 825-960 has covered the frequency range of telecommunications CDMA800 and mobile GSM900, i.e. 825-835MHz﹠amp; 870-880MHz and 885-909MHz﹠amp; 935-954MHz; The WCDMA of UNICOM and mobile TD-SCDMA are connected to the 1940-2145 input of final stage four frequency combiners after the TD/WCDMA mixer closes the road, wherein 1940-2145 has covered the frequency range of the WCDMA of UNICOM and mobile TD-SCDMA, i.e. 1940-1955MHz﹠amp; 2130-2145MHz and 2010-2025MHz; Mobile LTE, frequency range is that 2300-2400MHz is on final stage four frequency combiners; Seven road system signals close the road and are connected to external devices and carry out signal and cover by closed road output ANT end 12 by seven systems of final stage four frequency combiners.
Fig. 1 be multisystem transmitting-receiving altogether cable close that in channel platform (POI) cabinet, device assembling line removes to cover front view; Fig. 2 is that the multisystem transmitting-receiving is total to the panel enlarged drawing that cable closes channel platform (POI) cabinet.
Two inputs of CDMA/GSM mixer 1 are connected respectively the CDMA800 of China Telecom input 11 China Mobile GSM 900 inputs 5 on POI cabinet panel 14, and output connects the corresponding band input of final stage four frequency combiners 4; Two inputs of two DCS1800 mixers 2 are connected respectively the DCS1800 of China Mobile input 7 and the DCS1800 of CHINAUNICOM input 10 on POI cabinet panel 14, and output connects the corresponding band input of final stage four frequency combiners 4; Two inputs of TD/WCDMA mixer 3 are connected respectively the TD-SCDMA of China Mobile input 6 and the WCDMA of CHINAUNICOM input 9 on POI cabinet panel 14, and output connects the corresponding band input of final stage four frequency combiners 4; The LTE of China Mobile input 8 on cabinet panel 14 directly is connected to final stage four frequency combiner 2300-2400 inputs.
The utility model seven systems transmitting-receivings cable function of closing channel platform (POI) altogether are: the input access POI of system signal corresponding system on POI panel 14 of coming from each communication system is connected to external devices from the ANT port output of POI panel 14.Show as and carry out the signal covering by external devices after each system descending signal closes the road through POI, each system descending signal that receives from terminal accesses POI through POI common port (ANT), by entering respectively corresponding communication system after the POI frequency-selective filtering.If when there is no so much system access, no system blocks with 50 ohm of matched loads and gets final product.
Seven systems that this moving communication is used close channel platform (POI) and comprise 19 cun 3U standard die casting aluminium cabinets, four cavity combiners, and wherein mixer comprises the CDMA/GSM mixer, two DCS1800 mixers, TD/WCDMA mixer, final stage four frequency combiners.
Channel platform (POI) system signal frequency range is closed by the utility model seven systems, mobile GSM900:885-909MHz and 935-954MHz; Telecommunications CDMA800:825-835MHz and 870-880MHz; Mobile DCS1800:1710-1725MHz and 1805-1820MHz; The DCS1800:1745-1755MHz of UNICOM and 1840-1850MHz; Mobile TD-SCDMA:2010-2025MHz, mobile LTE:2300-2400MHz; The WCDMA:1940-1955MHz of UNICOM and 2130-2145MHz.
This system transmitting-receiving cable is altogether closed making of channel platform (POI) system and is a CDMA/GSM mixer, this mixer is four frequency combiners, comprise that frequency range is the 825-835MHz of telecommunications CDMA800 and 885-909MHz and the 935-954MH of 870-880MHz, mobile GSM900, two to advance a mixer that outes, input is telecommunications CDMA800 and mobile GSM900, closes Lu Houyi port output; A two DCS1800 mixer, comprise that frequency range is the 1710-1725MHz of mobile DCS1800 and 1745-1755MHz and the 1840-1850MHz of 1805-1820MHz, the DCS1800 of UNICOM, two to advance a mixer that outes, input is mobile DCS1800 and the DCS1800 of UNICOM, closes Lu Houyi port output; A TD/WCDMA mixer comprises that frequency range is 1940-1955MHz and the 2130-2145MHz of 2010-2025MHz and WCDMA, is two to advance a mixer that outes, and input is mobile TD-SCDMA and the WCDMA of UNICOM, closes Lu Houyi port and exports; Final stage four frequency combiners, what comprise TLE frequency range: 2300-2400MHz and other several mixers closes the road frequency range, is 825-960MHz, 1710-1850MHz, 1940-2145MHz.Three of above-mentioned three mixers are closed the road output and connect respectively frequency range corresponding to final stage four frequency combiners, draw the ANT port of wire jumper to 19 a cun cabinet panel from final stage four frequency combiner public outputs, the mobile GSM900 of cabinet panel, telecommunications CDMA800, mobile DCS1800, the DCS1800 of UNICOM, mobile TD-SCDMA, mobile LTE, seven ports of the WCDMA of UNICOM connect respectively corresponding each system's mixer input, form the whole seven systems common cable of transmitting-receiving and close channel platform (POI).
Due to the utilization of technique scheme, the utility model compared with prior art has following advantages:
Loss is little, and below 5dB, interport isolation can be avoided the interference between each system signal up to more than 80dB; Adopt 19 cun 3U standard die casting aluminium cabinet 13 structures safe and reliable, be easy to construction and installation.Die casting aluminium cabinet 13 is outside equipped with collision mat ring recess 15.In addition, the utility model seven systems close channel platform (POI) and adopt waterproofing design, can be used for the places such as indoor, outdoor, comprise heavy construction, tunnel, station, the different places such as government or enterprises and institutions' office block.Cover most of frequency range of existing mobile communication, comprise 2G and 3G frequency range, can better satisfy the market demand.
Be only below concrete exemplary applications of the present utility model, protection range of the present utility model is not constituted any limitation.The technical scheme that all employings are equal to or equivalence is replaced and form is within all dropping on the utility model rights protection scope.
Claims (3)
1. a multisystem transmitting-receiving is total to cable and closes channel platform, it is characterized in that: it is that the common cable of multisystem transmitting-receiving that comprises cabinet, mixer, wire jumper closes channel platform that the common cable of described multisystem transmitting-receiving closes channel platform, described multisystem comprises seven systems, is respectively mobile GSM900, telecommunications CDMA800, mobile DCS1800, the DCS1800 of UNICOM, mobile TD-SCDMA, mobile LTE, the WCDMA of UNICOM.
2. multisystem transmitting-receiving according to claim 1 is total to cable and closes channel platform, and it is characterized in that: described cabinet is 3U standard die casting aluminium cabinet, and described cabinet adopts waterproofing design.
3. multisystem transmitting-receiving according to claim 1 and 2 is total to cable and closes channel platform, and it is characterized in that: described mixer has a plurality of.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012206067251U CN203014795U (en) | 2012-11-16 | 2012-11-16 | Transmit-receive cable sharing POI (Point Of Interface) |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012206067251U CN203014795U (en) | 2012-11-16 | 2012-11-16 | Transmit-receive cable sharing POI (Point Of Interface) |
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| Publication Number | Publication Date |
|---|---|
| CN203014795U true CN203014795U (en) | 2013-06-19 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012206067251U Expired - Fee Related CN203014795U (en) | 2012-11-16 | 2012-11-16 | Transmit-receive cable sharing POI (Point Of Interface) |
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| CN (1) | CN203014795U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106162669A (en) * | 2016-06-28 | 2016-11-23 | 浙江航洋通信科技有限公司 | The community of a kind of multi-operator mobile network fusion and building covering method |
| CN109378563A (en) * | 2018-09-28 | 2019-02-22 | 安徽蓝麦通信股份有限公司 | A kind of method of POI combining platform combination |
-
2012
- 2012-11-16 CN CN2012206067251U patent/CN203014795U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106162669A (en) * | 2016-06-28 | 2016-11-23 | 浙江航洋通信科技有限公司 | The community of a kind of multi-operator mobile network fusion and building covering method |
| CN109378563A (en) * | 2018-09-28 | 2019-02-22 | 安徽蓝麦通信股份有限公司 | A kind of method of POI combining platform combination |
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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: 20130619 Termination date: 20181116 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |