CN2472432Y - Multiple frequency band signal router for mobile telecommunication - Google Patents
Multiple frequency band signal router for mobile telecommunication Download PDFInfo
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- CN2472432Y CN2472432Y CN01238523U CN01238523U CN2472432Y CN 2472432 Y CN2472432 Y CN 2472432Y CN 01238523 U CN01238523 U CN 01238523U CN 01238523 U CN01238523 U CN 01238523U CN 2472432 Y CN2472432 Y CN 2472432Y
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Abstract
The utility model relates to a signal combiner and splitter for mobile-communication multi-frequency band, which comprises a filter, a complementary diplexer, a hybrid coupler and a plurality of connectoing wires. The output port of the combiner is connected with an output cable, and the input port is connected respectively with a transmit element of five different mobile communication network base stations; the input port of the splitter is connected with an input cable, and the output port is connected respectively with a receiving element of five different mobile communication network base stations. The utility model covers on a distributing antenna feed system the downlink signals and uplink signals of a plurality of mobile communication networks distributed on different frequency bands, thus effectively avoiding resource waste and saving the investment of the operation business.
Description
The utility model relates to a kind of mobile comm message transmission equipment of frequency-division multiplex system, and relates more specifically to a kind of mobile communication multi-band signal and divide mixer.
At present oneself has a plurality of mobile communications networks in China, comprises the simulation A net of China Mobile and Digital GSM, DCS net, the GSM of CHINAUNICOM, CDMA net etc., and the uplink and downlink signal distributions of these mobile communications networks is in different frequency ranges.Five passages as up shunt are: mobile A net is 884-894MHz, and mobile GSM is 890-909MHz, and mobile DCS is 1710-1720MHz, and the GSM of UNICOM is 909-915MHz, and the CDMA of UNICOM is 825-835MHz; And descending five passages that close the road are: mobile A net is 929-939MHz, and mobile GSM935-954MHz, mobile DCS are 1805-1815MHz, and the GSM954-960MHz of UNICOM, the CDMA of UNICOM are 870-880MHz.The multi-band signal of prior art divides mixer, form by combining filter, isolator, mixed electrical bridge and connecting line, but its price comparison height, isolator especially wherein require frequency band very wide, bear the power height, performance of third order intermodulation will be got well.
The purpose of this utility model be to design a kind of without isolator, but can will be distributed in the uplink and downlink signal of a plurality of mobile communications networks of the different frequency range multi-band signal that is covered in a cover distribution antenna-feedback system divide mixer.
The utility model is to reach purpose of design by following design: adopt the complementary type duplexer, mixed electrical bridge and the connecting line that are joined by filter, frequency to form the mobile communication multi-band signal and divide mixer, whole device is divided into mixer and two parts of splitter of structural similarity and forms, and each part all comprises a triplexer, four multiplexers and a mixed electrical bridge.Triplexer system is connected an end of three filters with coaxial cable and forms; Four multiplexers then are will form two identical in triplexer filters with coaxial cable to link to each other with an end of a duplexer and be connected into, and the other end of described identical two filters respectively connects a load; The other end that constitutes the triplexer and the coaxial cable of four multiplexers respectively is connected with a port of mixed electrical bridge.Two other port of mixed electrical bridge is two delivery outlets of mixer in the mixer, is connected with output cable; Another termination of each filter and duplexer is five input ports of mixer, and the transmitter unit with five different mobile communication network base stations is connected respectively.Two other port of mixed electrical bridge is two input ports of splitter in the splitter, is connected with the input cable; Another termination of each filter and duplexer is five delivery outlets of splitter, and the receiving element with five different mobile communication network base stations is connected respectively.
Effect of the present utility model is tangible, when the utility model is applied to the mobile communication wireless covering system (airport of base station as main frame, subway, the tunnel, building etc.) in the time of in, its downstream signal with each mobile communications network different frequency range is input in the mixer and synthesizes, signal after synthetic enters shared distribution antenna-feedback system radiating portion and sends, and the upward signal of each mobile communications network that shared distribution antenna-feedback system receiving unit receives is delivered to the base station of each mobile communications network respectively and is gone to handle after demultiplexer separates of the present utility model.Because device of the present utility model can be distributed in China at present the uplink and downlink signal of a plurality of mobile communications networks of different frequency range and be covered in the cover distribution antenna-feedback system, thereby avoid the waste of resource effectively, save the investment of operator, structure described in the utility model can make moderate progress to the performance of inserting loss and third order intermodulation, thereby has realized intended purposes of the present utility model.
Below in conjunction with accompanying drawing embodiment of the present utility model is described, thereby make CONSTRUCTED SPECIFICATION of the present utility model, characteristics, purpose and advantage clearer and more definite.
Fig. 1 is the connection layout of present embodiment mixer.
Fig. 2 is the connection layout of present embodiment splitter.
Among the figure: 1-filter, 2-filter, 3-filter, 4-duplexer, 5-coaxial cable, 6-coaxial cable, 7-mixed electrical bridge, 8-load, 9-load, 10-triplexer, 11-four multiplexers.
The structure of the utility model embodiment now is described in conjunction with the accompanying drawings: shown in accompanying drawing 1,2, the described a kind of mobile communication multi-band signal of present embodiment divides mixer, comprises by mixer and two parts of splitter of structural similarity forming.Described mixer is by the filter 1h and the 3h that respectively are two, filter 2h, duplexer 4h, coaxial cable 5h and 6h, mixed electrical bridge 7h, load 8h and 9h constitute, the input of an one filter 1h and 3h and filter 2h respectively with the CDMA of UNICOM, mobile DCS, the transmitter unit of mobile gsm communication net base station is connected, output then is connected into a triplexer 10h mutually by coaxial cable 5h, and be connected with the end of mixed electrical bridge 7h, the input of another filter 1h and 3h respectively with load 8h, 9h joins, the other end is connected into one four multiplexer 11h with the output of duplexer 4h mutually by coaxial cable 6h, and be connected with the other end of mixed electrical bridge 7h, other two ends and the output cable of mixed electrical bridge 7h join, and the input of duplexer 4h then is connected with the transmitter unit of mobile A net and UNICOM gsm communication net base station respectively.Described splitter is by the filter 1f and the 3f that respectively are two, filter 2f, duplexer 4f, coaxial cable 5f and 6f, mixed electrical bridge 7f, load 8f and 9f constitute, the output of an one filter 1f and 3f and filter 2f respectively with the CDMA of UNICOM, mobile DCS, the receiving element of mobile gsm communication net base station is connected, input then is connected into a triplexer 10f mutually by coaxial cable 5f, and be connected with the end of mixed electrical bridge 7f, the output of another filter 1f and 3f respectively with load 8f, 9f joins, the other end is connected into one four multiplexer 11f with the input of duplexer 4f mutually by coaxial cable 6f, and be connected with the other end of mixed electrical bridge 7f, other two ends of mixed electrical bridge 7f join with the input cable, and the output of duplexer 4f then is connected with the receiving element of mobile A net and UNICOM gsm communication net base station respectively.Above-mentioned duplexer is the complementary type duplexer that frequency is joined, and it is by two band pass filter parallel connections, and also the circuit of dissolving constitutes again; Mixed electrical bridge then adopts parallel coupling strip line directional coupler, and is the mixed electrical bridge of broadband 3dB.
Use aforesaid embodiment, transmitting of five different mobile communication network base stations is combined in together by mixer, is assigned to fifty-fifty on two delivery outlets of mixer, and exports by output cable.Identical principle, two input ports of splitter are connected with the input cable, and five delivery outlets of splitter then are connected with the receiving element of five different mobile communication network base stations respectively.Thereby present embodiment is realized predetermined purpose.
For satisfying in actual applications, if during the different mobile communication network base station of five kinds of less thaies, so unwanted that mobile communication network should connect the load of a coupling in the corresponding input port of mixer.
Load described in the present embodiment is 50 ohm.
Claims (3)
1. a mobile communication multi-band signal divides mixer, comprise by mixer and splitter and forming, it is characterized in that: described mixer is by the filter [1h] and [3h] that respectively are two, filter [2h], duplexer [4h], coaxial cable [5h] and [6h], mixed electrical bridge [7h], load [8h] and [9h] constitute, the input of an one filter [1h] and [3h] and filter [2h] joins with the mobile communication website respectively, output then is connected into a triplexer [10h] mutually by coaxial cable [5h], and be connected with an end of mixed electrical bridge [7h], the input of another filter [1h] and [3h] respectively with load [8h], [9h] joins, the other end is connected into one four multiplexer [11h] with the output of duplexer [4h] mutually by coaxial cable [6h], and be connected with the other end of mixed electrical bridge [7h], other two ends and the output cable of mixed electrical bridge [7h] join, and the input of duplexer [4h] then joins with the mobile communication website respectively; Described splitter is by the filter [1f] and [3f] that respectively are two, filter [2f], duplexer [4f], coaxial cable [5f] and [6f], mixed electrical bridge [7f], load [8f] and [9f] constitute, the output of an one filter [1f] and [3f] and filter [2f] joins with the mobile communication website respectively, input then is connected into a triplexer [10f] mutually by coaxial cable [5f], and be connected with an end of mixed electrical bridge [7f], the output of another filter [1f] and [3f] respectively with load [8f], [9f] joins, the other end is connected into one four multiplexer [11f] with the input of duplexer [4f] mutually by coaxial cable [6f], and be connected with the other end of mixed electrical bridge [7f], other two ends of mixed electrical bridge [7f] join with the input cable, and the output of duplexer [4f] then joins with the mobile communication website respectively.
2. divide mixer by the described mobile communication multi-band signal of claim 1, it is characterized in that: when the input of any one mixer or the output of splitter do not link to each other with mobile communications network, should connect a load in its port.
3. divide mixer by claim 1,2 described mobile communication multi-band signals, it is characterized in that: described load is 50 ohm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN01238523U CN2472432Y (en) | 2001-03-27 | 2001-03-27 | Multiple frequency band signal router for mobile telecommunication |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN01238523U CN2472432Y (en) | 2001-03-27 | 2001-03-27 | Multiple frequency band signal router for mobile telecommunication |
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| Publication Number | Publication Date |
|---|---|
| CN2472432Y true CN2472432Y (en) | 2002-01-16 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN01238523U Expired - Fee Related CN2472432Y (en) | 2001-03-27 | 2001-03-27 | Multiple frequency band signal router for mobile telecommunication |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1302301C (en) * | 2003-11-11 | 2007-02-28 | 三星电子株式会社 | Bidirectional optical triplexer |
| WO2008119284A1 (en) * | 2007-03-30 | 2008-10-09 | Huawei Technologies Co., Ltd. | Shared radio frequency front end, base station and method for sharing radio frequency front end |
| CN101369818B (en) * | 2008-08-01 | 2012-08-29 | 京信通信***（中国）有限公司 | Multi-frequency band duplex/simplex switching combiner/divider unit and its method |
| CN103532511A (en) * | 2013-10-08 | 2014-01-22 | 桂林市思奇通信设备有限公司 | Combiner with divider function |
| CN103779637A (en) * | 2014-01-26 | 2014-05-07 | 成都赛纳赛德科技有限公司 | Multiplexer set |
| CN106160781A (en) * | 2016-08-22 | 2016-11-23 | 杭州弘塔通信技术有限公司 | The indoor distributed system of various wireless communication standard fusion and method of work thereof |
| CN107800459A (en) * | 2016-08-31 | 2018-03-13 | 中国电信股份有限公司 | For the radio frequency remote unit RRU and path combining method across frequency range carrier aggregation |
-
2001
- 2001-03-27 CN CN01238523U patent/CN2472432Y/en not_active Expired - Fee Related
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1302301C (en) * | 2003-11-11 | 2007-02-28 | 三星电子株式会社 | Bidirectional optical triplexer |
| WO2008119284A1 (en) * | 2007-03-30 | 2008-10-09 | Huawei Technologies Co., Ltd. | Shared radio frequency front end, base station and method for sharing radio frequency front end |
| CN101369818B (en) * | 2008-08-01 | 2012-08-29 | 京信通信***（中国）有限公司 | Multi-frequency band duplex/simplex switching combiner/divider unit and its method |
| CN103532511A (en) * | 2013-10-08 | 2014-01-22 | 桂林市思奇通信设备有限公司 | Combiner with divider function |
| CN103532511B (en) * | 2013-10-08 | 2016-11-16 | 桂林市思奇通信设备有限公司 | A kind of combiner with splitter functionality |
| CN103779637A (en) * | 2014-01-26 | 2014-05-07 | 成都赛纳赛德科技有限公司 | Multiplexer set |
| CN103779637B (en) * | 2014-01-26 | 2016-08-17 | 成都赛纳赛德科技有限公司 | Multiplexer group |
| CN106160781A (en) * | 2016-08-22 | 2016-11-23 | 杭州弘塔通信技术有限公司 | The indoor distributed system of various wireless communication standard fusion and method of work thereof |
| CN106160781B (en) * | 2016-08-22 | 2018-11-13 | 杭州弘塔通信技术有限公司 | The indoor distributed system and its working method of various wireless communication standard fusion |
| CN107800459A (en) * | 2016-08-31 | 2018-03-13 | 中国电信股份有限公司 | For the radio frequency remote unit RRU and path combining method across frequency range carrier aggregation |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: SHANGHAI TELECOMMUNICATIONS TECHNOLOGICAL RESEARC Free format text: FORMER OWNER: LIXIANG INFORMATION INDUSTRY CO., LTD., SHANGHAI Effective date: 20040730 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20040730 Address after: 200122 No. 1835 South Pudong Road, Shanghai Patentee after: Shanghai Telecommunications Technological Research Institute Address before: 200122 No. 1835 South Pudong Road, Shanghai Patentee before: Shanghai Ideal Information Industry Co., Ltd. |
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| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |