CN206865756U

CN206865756U - Compatibility upgrading multisystem mixing platform

Info

Publication number: CN206865756U
Application number: CN201720490252.6U
Authority: CN
Inventors: 徐晨阳; 黄磊; 罗伟; 程广雄; 张晓耸; 阚士亚
Original assignee: Rosenberger Technology Kunshan Co Ltd
Current assignee: Prologis Communication Technology Suzhou Co Ltd
Priority date: 2017-05-05
Filing date: 2017-05-05
Publication date: 2018-01-09
Anticipated expiration: 2027-05-05

Abstract

The utility model discloses a kind of compatible upgrading multisystem mixing platform, including subdivision module, module to be upgraded and master unit, subdivision module includes at least one subdivision submodule, for connecting corresponding signal end, module to be upgraded is set up in parallel with the subdivision, master unit is connected with antenna-feedback system, master unit includes the first combiner unit and the second combiner unit, first combiner unit includes the first wave filter and at least one first matched filter, second combiner unit includes the second wave filter and at least one second matched filter, module wherein to be upgraded is connected with the first matched filter and the second matched filter respectively, the utility model upgrading is convenient, Insertion Loss is low, and original antenna feeder link need not be disconnected in upgrading, it is simple to operate, fast.

Description

Compatibility upgrading multisystem mixing platform

Technical field

The POI systems that a kind of communication technology uses are the utility model is related to, more particularly, to a kind of compatible upgrading multisystem Combining platform.

Background technology

POI（Point of interface, multisystem mixing platform）For communications field extensive use, POI systems can be with For different application environments, operating frequency combiner and electric bridge combiner, by the multiple business of access（CDMA,GSM, WCDMA, UMTS, LTE etc.）Signal combining, and by after combining signal introduce antenna feeder compartment system, reach make full use of resource, The purpose reduced investment outlay, the system are mainly used in the heavy construction in-door covering such as conference and exhibition center, exhibition center, airport, subway.

POI is according to different application scene customized product, its input/output port type and port number and each The frequency range of passage is fixed value, and due to the rapid development of the communication technology, communications band constantly expands, and the POI of active service is faced with liter The problem of level.

As long as traditional upgrading mode has two kinds：One kind is that complete machine is replaced：Changed with the POI comprising more multisystem and standard Old POI, it will be apparent that shortcoming is costly, and old complete machine can not reuse；Another kind is series connection upgrading POI（As shown in Figure 1）, in original Series connection upgrading POI systems 20, system is added to by new channel in POI systems 10, although the upgrading scheme avoids lacking above Point, but also increase the Insertion Loss of original system.

In addition, both above scheme is when upgrading, it is necessary to disconnects original antenna feeder link, this make it that upgrading construction must So cause the open circuit of certain time period original system.

Utility model content

The defects of the purpose of this utility model is to overcome prior art, there is provided one kind upgrading is convenient, and Insertion Loss is low, and is rising The compatible upgrading multisystem mixing platform of original antenna feeder link need not be disconnected during level.

To achieve the above object, the utility model proposes following technical scheme：A kind of compatible upgrading multisystem mixing platform, The combining platform includes：

Subdivision module, the subdivision module includes at least one subdivision submodule, for connecting corresponding signal End；

Module to be upgraded, the module to be upgraded are set up in parallel with the subdivision；And

Master unit, the master unit are connected with antenna-feedback system, and the master unit includes the first combiner unit and the second combining Unit, first combiner unit include the first wave filter and at least one first matched filter, second combiner unit Including the second wave filter and at least one second matched filter, wherein the module to be upgraded respectively with the first matched filter Connected with the second matched filter.

Preferably, the subdivision submodule is connected with the first wave filter of corresponding band and the second wave filter respectively.

Preferably, the frequency range that the module to be upgraded includes is LTE700 or TD2300 or LTE2600.

Preferably, the subdivision submodule connection of the module to be upgraded and corresponding band.

Preferably, the module to be upgraded includes at least one upgrade unit, and each upgrade unit includes at least one son Upgrade unit, the 3rd combiner and the 4th combiner, the upgrade unit are connected with the 3rd combiner and the 4th combiner respectively.

Preferably, the unit to be upgraded includes two sub- upgrade units, every sub- upgrade unit respectively with the 3rd combining Device and the connection of the 4th combiner.

Preferably, first matched filter and the second matched filter include low pass filter respectively.

Preferably, the low pass filter can pass through 380-960MHz signal.

Preferably, first matched filter and the second matched filter include high-pass filter respectively.

Preferably, the high-pass filter can pass through 2300-3500MHz signal.

The compatible upgrading multisystem mixing platform of the utility model original system in upgrading can continue to continue to use, escalation process without Existing system need to be disconnected, upgrading is convenient, and Insertion Loss is low, and after upgrading, does not influence original system performance.

Brief description of the drawings

Fig. 1 is POI system upgrades structural representation in the prior art；

Fig. 2 is the schematic diagram of the utility model embodiment one；

Fig. 3 is the schematic diagram of the utility model embodiment two.

Reference：1st, subdivision module, 11, subdivision submodule, 2, module to be upgraded, 21, upgrade unit, 211, son Upgrade unit, the 22, the 3rd combiner, the 23, the 4th combiner, 3, master unit, the 31, first combiner unit, the 311, first wave filter, 312nd, the first matched filter, the 32, second combiner unit, the 321, second wave filter, the 322, second matched filter.

Embodiment

Below in conjunction with accompanying drawing of the present utility model, the technical scheme of the utility model embodiment is carried out clear, complete Description.

The utility model transmits applied to multi-standard signal, and Fig. 2 shows the utility model first embodiment scheme, signal End is provided with six signal access ports, and wherein subdivision module 1 includes the conventional communications of tri- kinds of GSM900, DCS1800, WCDMA Port, LTE700, TD2300, LTE2600 are module 2 to be upgraded, master unit 3 respectively with the subdivision module 1 of corresponding band and Module 2 to be upgraded connects, and when such POI upgrades, without changing module, original system and upgraded module are compatible, escalation process Without disconnection existing system.

Specifically, the subdivision module 1 includes three subdivision submodules 11, and each submodule is used to handle accordingly The signal of standard, it is filtered, combining, and each subdivision submodule forms two paths of signals interface, the structure of each submodule China Patent Publication No. is referred to as CN204905400U, the patented technology of entitled " modularization multisystem mixing platform ", it is individual Submodule modularized design, plug connection are easy to operate.

The module to be upgraded 2 includes three upgrade units 21, and equally, each upgrade unit 21 also forms two paths of signals and connect Mouthful, the modular construction of upgrade unit refers to the design of subdivision submodule.

The master unit 3 includes the first combiner unit 31 and the second combiner unit 32, and each combiner unit is by a plurality of Wave filter group into, first combiner unit 31 include the first wave filter 311 for being connected with the subdivision module 1 and with it is described The first matched filter 312 that module 2 to be upgraded connects, equally, second combiner unit 32 include and the subdivision mould Second wave filter 321 of the connection of block 1 and the second matched filter 322 being connected with the module 2 to be upgraded, Fig. 2 shows six Road combiner, including the structure of three matched filters, the quantity of certain matched filter can be according to upgrade unit Quantity adjusts.

Further to say, the subdivision submodule 11 of each subdivision module 1 forms a up-link and downlink, Wherein up-link is connected with the first wave filter 311 of the first combiner unit corresponding band, downlink and described second Second wave filter 321 of combiner unit corresponding band connects；Equally, the upgrade unit 21 of each module 2 to be upgraded forms one Up-link and downlink, wherein up-link and the first matched filter 312 of the first combiner unit corresponding band Connection, downlink is connected with the second matched filter 322 of the second combiner unit corresponding band, in the present embodiment, LTE700 uplink and downlink connect the low pass filter of two combiner units, TD2300, LTE2600 uplink and downlink difference respectively Connect the high-pass filter of two combiner units.

In the present embodiment, the multi-standard signal type and quantity of subdivision module and module to be upgraded are not limited to the model of diagram Enclose or other standard signal passages, such as telecommunications CDMA800 frequency band signals, two combiner units of master unit also may be used With only reserved high-pass filter or low pass filter.Master unit is made up of multiplefrequency mixer in the utility model embodiment, comprising Currently known frequency range to be upgraded, upgrade unit and original submodule are parallel relationships, and each module is separate, upgrading POI systems System does not influence the indices of original system completely, during upgrading, it is only necessary to inserts upgraded module and formulates slot.

Fig. 3 shows the utility model second embodiment scheme, and signal end is provided with seven signal access ports, wherein dividing Unit module 1 includes tetra- kinds of conventional COM1s of GSM900, DCS1800, WCDMA, LTE2600,700MHz, 850MHz, 3300MHz is module 2 to be upgraded, and master unit 3 is connected with the subdivision module 1 and module to be upgraded 2 of corresponding band respectively.

Specifically, in the present embodiment, the subdivision module 1 includes four subdivision submodules 11, each submodule For handling the signal of corresponding standard, it is filtered, combining, and each subdivision submodule forms two paths of signals interface, respectively The structure of submodule refers to China Patent Publication No. as CN204905400U, entitled " modularization multisystem mixing platform " Patented technology, modularized design, plug connection are easy to operate.

The module to be upgraded 2 includes two upgrade units 21, and each upgrade unit includes a He of the 3rd combiner 22 4th combiner 23, its Mid Frequency are that 3300MHz upgrade unit includes a sub- upgrade unit 211, frequency range 700MHz, 850MHz upgrade unit includes two sub- upgrade units 211, every sub- upgrade unit 211 respectively with corresponding 3rd combiner 22 and the 4th combiner 23 connect, and the 3rd combiner and the 4th combiner the subdivision submodule 11 with corresponding band respectively Connection, connect respectively with GSM900 low-frequency range subdivisions submodule as illustrated, frequency range is 700MHz, 850MHz low frequency combiner Connect, frequency range is that the high frequency combiners of 3300MHz are connected with LTE2600 high band subdivision submodules.

Similar embodiment one, the master unit 3 include the first combiner unit 31 and the second combiner unit 32, each combining list Member is by a plurality of wave filter groups into first combiner unit 31 includes the first filtering being connected with the subdivision module 1 Device 311 and the first matched filter 312 being connected with the module 2 to be upgraded, equally, second combiner unit 32 include with Second wave filter 321 of the connection of subdivision module 1 and the second matched filter 322 being connected with the module 2 to be upgraded, Now, because two combiner units with GSM900, LTE2600 without directly connecting, each combiner unit is only using two matchings Wave filter, therefore, the wave filter quantity of two combiner units is reduced in the present embodiment, can suitably reduce the volume of combiner. During upgrading, system adds upgrade unit, and adjusts the connecting cable between subdivision and master unit, can all complete the liter of frequency range Level.

In above-mentioned two embodiment, signal port includes system GSM900/ DCS1800/ WCDMA/ LTE2600 etc., its frequency Section has covered 800-2700MHz, and the frequency range that the later stage may upgrade can be 700/850/2300/2500/3300, but 5G is marked at present Standard is had not determined, and specific frequency range is also unknowable, and country variant/area is had nothing in common with each other in frequency allocation, each application scenarios Also there are different planning, so, it is difficult prediction at present that how future, which upgrades,.Therefore, the lowest frequency of the combiner in master unit is led to Road is designed to low pass filter, can such as be arranged to 380MHz or 960MHz, most hf channel by 380-960MHz signal High-pass filter is designed to, can be by 2300-3500MHz signals, such as 2300MHz or 3500MHz.

Technology contents and technical characteristic of the present utility model are had revealed that as above, but those skilled in the art still may be used A variety of replacements and modification without departing substantially from the utility model spirit can be made based on teaching of the present utility model and announcement, therefore, this Utility model protection scope should be not limited to the content disclosed in embodiment, and should include various without departing substantially from replacement of the present utility model And modification, and covered by present patent application claim.

Claims

1. a kind of compatible upgrading multisystem mixing platform, it is characterised in that the combining platform includes：

Master unit, the master unit are connected with antenna-feedback system, and the master unit includes the first combiner unit and the second combiner unit, First combiner unit includes the first wave filter and at least one first matched filter, and second combiner unit includes the Two wave filters and at least one second matched filter, wherein the module to be upgraded respectively with the first matched filter and second Matched filter connects.

2. compatible upgrading multisystem mixing platform according to claim 1, it is characterised in that the subdivision submodule point It is not connected with the first wave filter of corresponding band and the second wave filter.

3. compatible upgrading multisystem mixing platform according to claim 1, it is characterised in that the module to be upgraded includes Frequency range be LTE700 or TD2300 or LTE2600.

4. compatible upgrading multisystem mixing platform according to claim 1, it is characterised in that the module to be upgraded and phase The subdivision submodule of frequency range is answered to connect.

5. compatible upgrading multisystem mixing platform according to claim 1, it is characterised in that the module to be upgraded includes At least one upgrade unit, each upgrade unit include at least one sub- upgrade unit, the 3rd combiner and the 4th combiner, institute Upgrade unit is stated to be connected with the 3rd combiner and the 4th combiner respectively.

6. compatible upgrading multisystem mixing platform according to claim 5, it is characterised in that the unit to be upgraded includes Two sub- upgrade units, every sub- upgrade unit are connected with the 3rd combiner and the 4th combiner respectively.

7. compatible upgrading multisystem mixing platform according to claim 1, it is characterised in that first matched filter Include low pass filter respectively with the second matched filter.

8. compatible upgrading multisystem mixing platform according to claim 7, it is characterised in that the low pass filter can be with Pass through 380-960MHz signal.

9. compatible upgrading multisystem mixing platform according to claim 1, it is characterised in that first matched filter Include high-pass filter respectively with the second matched filter.

10. compatible upgrading multisystem mixing platform according to claim 9, it is characterised in that the high-pass filter can To pass through 2300-3500MHz signal.