CN207053789U - Multi-standard shares indoor distributed system - Google Patents
Multi-standard shares indoor distributed system Download PDFInfo
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- CN207053789U CN207053789U CN201720782637.XU CN201720782637U CN207053789U CN 207053789 U CN207053789 U CN 207053789U CN 201720782637 U CN201720782637 U CN 201720782637U CN 207053789 U CN207053789 U CN 207053789U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
- Y02D30/00—Reducing energy consumption in communication networks
- Y02D30/70—Reducing energy consumption in communication networks in wireless communication networks
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Abstract
The utility model discloses a kind of multi-standard to share indoor distributed system, including signal source equipment, multisystem mixing platform, antenna transmission system and power supply module, the power supply module is connected with the signal source equipment, signal source includes telecommunications CDMA800 standard source devices, telecommunications CDMA2000 standard source devices, telecommunications LTE FDD standard source devices, UNICOM WCDMA standard source devices, UNICOM's LTE FDD standard source devices, mobile GSM900 standard source devices, mobile TD SCDMA standards source devices and mobile TD LTE standard source devices, multisystem mixing platform is modulated to the signal of each standard, and it is integrated into the transmitting of progress signal after a passage.The utility model can reduce cost of investment, avoid produce interference, realize Joint construction and sharing and energy-saving and emission-reduction, circuit structure is relatively simple, circuit safety and reliability is higher.
Description
Technical field
Wireless communication field is the utility model is related to, more particularly to a kind of multi-standard shares indoor distributed system.
Background technology
With the development and application of the continuous progressive and various wireless standards of the communication technology, at present GSM, TDSCDMA,
The various wireless communication such as WLAN, WCDMA technology carries out the construction of indoor distributed system.Thus produce in same overlay area, together
The indoor distribution that one operator repeatedly carries out different radio standard builds phenomenon, causes overall cost of investment increase.It is in addition, same
One regional construction covers Transmission system more, and to coordinate difficulty for owner very big, and when compartment system coexists in multi-room, electromagnetism
Environment is complicated, and the interference problem between system and system is difficult to solve, if removing that original compartment system builds again will certainly
Cause the significant wastage of resource.Therefore, the construction for carrying out indoor distributed system must aim at future, should ensure signal matter
Amount, reduces cost of investment again.At present, each operator builds respective indoor distributed system respectively, thus caused repetition
The problems such as investment, repeated construction, waste of human resource, high O＆M cost, is more and more prominent.Ministry of Industry and Information issues《On promoting
The emergency notice of infrastructure of telecommunication Joint construction and sharing》, it is desirable to the infrastructure of telecommunication will carry out Joint construction and sharing, to reduce overlapping investment
And construction, realize energy-saving and emission-reduction.However, scheme of the prior art has not been achievable this requirement.In addition, existing indoor cloth
The circuit structure complexity of the power pack of system is put, cost is higher, and due to lacking corresponding circuit protection function, causes circuit
Safety and reliability it is relatively low.
Utility model content
The technical problems to be solved in the utility model is, for the drawbacks described above of prior art, there is provided one kind can reduce
Cost of investment, avoid producing interference, realize relatively simple Joint construction and sharing and energy-saving and emission-reduction, circuit structure, security of circuit and
The higher multi-standard of reliability shares indoor distributed system.
Technical scheme is used by the utility model solves its technical problem：Construct a kind of multi-standard and share indoor distribution
System, including signal source equipment, multisystem mixing platform, antenna transmission system and power supply module, the power supply module and the letter
The connection of number source device, the signal source equipment and multisystem mixing platform are placed in light current well, the antenna transmission system arrangement
In in each floor, elevator and in underground garage, the signal source includes telecommunications CDMA800 standards source device, telecommunications
CDMA2000 standards source device, telecommunications LTE-FDD standards source device, UNICOM WCDMA standards source device, UNICOM LTE-
FDD standards source device, mobile GSM900 standards source device, mobile TD-SCDMA standards source device and mobile TD-LTE
Standard source device, the mode of distribution use distributed base station mode, and the multisystem mixing platform is respectively to the telecommunications
Signal, signal, the telecommunications LTE-FDD of the output of telecommunications CDMA2000 standards source device of CDMA800 standards source device output
The signal of standard source device output, the signal of UNICOM WCDMA standards source device output, UNICOM LTE-FDD standard information sources are set
Exported for the signal of output, the signal of mobile GSM900 standards source device output, mobile TD-SCDMA standards source device
Signal and the signal of mobile TD-LTE standards source device output are modulated, and are integrated into the hair of progress signal after a passage
Penetrate, each corner being uniformly distributed in after the antenna transmission system reception signal in building；
The power supply module includes MCU, switch, the first triode, the second triode, metal-oxide-semiconductor, the first diode, second
Voltage-stabiliser tube, first resistor, second resistance, 3rd resistor, the 4th resistance, the 5th resistance, the 6th resistance, the 7th resistance, the 8th electricity
Resistance, the first electric capacity, the second electric capacity, the 3rd electric capacity, the 4th electric capacity, battery pack and battery management unit, a termination of the switch
Ground, the other end of the switch are connected with the anode of second voltage-stabiliser tube, the negative electrode of second voltage-stabiliser tube respectively with it is described
One end of first resistor connects with one end of second resistance, the base stage of the other end of the second resistance and first triode
Connection, the other end of the first resistor one end with the 8th resistance, one end of the 3rd electric capacity, the one of the first inductance respectively
End connects with the positive pole of battery pack, and the MCU is electric with one end of the 3rd resistor and the 5th respectively by the 4th resistance
One end connection of resistance, the other end of the 3rd resistor are connected with the colelctor electrode of first triode, the 5th resistance
The other end is connected with the base stage of second triode, the other end of the emitter stage of first triode and the 8th resistance
Connection, the emitter stage of second triode is connected with one end of the 7th resistance and one end of the second electric capacity respectively, described
The other end of 7th resistance and the other end of the second electric capacity are grounded, and the colelctor electrode of second triode is respectively with the described 3rd
One end of the other end of electric capacity and the 4th electric capacity is connected, and the other end of the 4th electric capacity is connected with the grid of the metal-oxide-semiconductor, institute
The source electrode for stating metal-oxide-semiconductor is connected with the other end of first inductance and one end of the first electric capacity respectively, first electric capacity it is another
One end is grounded, the negative pole ground connection of the battery pack, the anode and the 6th with first diode respectively that drains of the metal-oxide-semiconductor
One end connection of resistance, the negative electrode of first diode is connected with the battery management unit, the 6th resistance it is another
End ground connection, the battery management unit are also connected with the signal source equipment.
Multi-standard described in the utility model share indoor distributed system in, in addition to miniature more arrays melt fine case and
Telecom transmissioning equipment, UNICOM's transmission equipment and the Mobile Transmission equipment being arranged in underground garage communications equipment room are described miniature more
Array melts fine case provided with telecommunications CDMA800 standards access interface, telecommunications CDMA2000 standards access interface, telecommunications LTE-FDD systems
Formula access interface, UNICOM WCDMA standards access interface, UNICOM LTE-FDD standards access interface, mobile GSM900 standard incoming ends
Mouth, mobile TD-SCDMA standards access interface and mobile TD-LTE standard access interface, the telecom transmissioning equipment passes through described
Telecommunications CDMA800 standards access interface, telecommunications CDMA2000 standards access interface and telecommunications LTE-FDD standards access interface point
Do not believe with the telecommunications CDMA800 standards source device, telecommunications CDMA2000 standards source device and telecommunications LTE-FDD standards
Source device is connected, and UNICOM's transmission equipment is accessed by the UNICOM WCDMA standards access interface and UNICOM's LTE-FDD standards
Port is connected with the UNICOM WCDMA standards source device and UNICOM LTE-FDD standard source devices respectively, the Mobile Transmission
Equipment is connect by the mobile GSM900 standards access interface, mobile TD-SCDMA standards access interface and mobile TD-LTE standards
Inbound port respectively with the mobile GSM900 standards source device, mobile TD-SCDMA standards source device and mobile TD-LTE
Standard source device connects.
In multi-standard described in the utility model shares indoor distributed system, the antenna transmission system includes ground storehouse antenna feeder
Linear system is united and the corridor antenna transmission system that is arranged in each floor and corridor, and described ground storehouse antenna transmission system is along in underground garage
Crane span structure or suspension rod connected up, the corridor antenna transmission system is connected up along the crane span structure in corridor ceiling or suspension rod.
In multi-standard described in the utility model shares indoor distributed system, the corridor antenna transmission system includes first
Coupler, the second coupler, the first ceiling mount antenna, the second ceiling mount antenna and the 3rd ceiling mount antenna, the one of first coupler
End is connected with the multisystem mixing platform, and first ceiling mount antenna is connected with first coupler, first coupling
The other end of device is connected with one end of second coupler, second coupler also respectively with second ceiling mount antenna and
3rd ceiling mount antenna connects, and the spacing between second ceiling mount antenna and the 3rd ceiling mount antenna is 10 meters.
In multi-standard described in the utility model shares indoor distributed system, described ground storehouse antenna transmission system includes the 3rd
Coupler, the 4th coupler, the first plate antenna, the second plate antenna and the 3rd plate antenna, the one of the 3rd coupler
End is connected with the multisystem mixing platform, and first plate antenna is connected with the 3rd coupler, the 3rd coupling
The other end of device is connected with one end of the 4th coupler, and the 4th coupler is also connected with second plate antenna and
Three plate antennas, the spacing between second plate antenna and the 3rd plate antenna are 20 meters.
Implement multi-standard of the present utility model and share indoor distributed system, have the advantages that：Due to provided with signal
Source device, multisystem mixing platform, antenna transmission system and power supply module, multisystem mixing platform can be by telecommunications CDMA800, telecommunications
CDMA2000, telecommunications LTE-FDD, UNICOM WCDMA, UNICOM LTE-FDD, mobile GSM900, mobile TD-SCDMA, mobile TD-
The signal of each standard such as LTE is modulated, and is integrated into the transmitting that a passage carries out signal, is installed so as to be greatly decreased in building
Source device, reduce building in power load, in addition, power supply module include MCU, switch, the first triode, the two or three pole
Pipe, metal-oxide-semiconductor, the first diode, the second voltage-stabiliser tube, first resistor, second resistance, 3rd resistor, the 4th resistance, the 5th resistance,
6th resistance, the 7th resistance, the 8th resistance, the first electric capacity, the second electric capacity, the 3rd electric capacity, the 4th electric capacity, battery pack and cell tube
Unit is managed, the component that power supply module uses is less, and the second electric capacity is used to bypass, and the 3rd electric capacity and the 4th electric capacity are used to prevent
Interference, the 7th resistance and the 8th resistance are used to current-limiting protection, therefore can reduce cost of investment, avoid producing interference, realize altogether
Build shared and energy-saving and emission-reduction, circuit structure is relatively simple, circuit safety and reliability is higher.
Brief description of the drawings
, below will be to embodiment in order to illustrate more clearly of the utility model embodiment or technical scheme of the prior art
Or the required accompanying drawing used is briefly described in description of the prior art, it should be apparent that, drawings in the following description are only
It is some embodiments of the utility model, for those of ordinary skill in the art, is not paying the premise of creative work
Under, other accompanying drawings can also be obtained according to these accompanying drawings.
Fig. 1 is the structural representation in the shared indoor distributed system one embodiment of the utility model multi-standard；
Fig. 2 is the circuit theory diagrams of power supply module in the embodiment.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the embodiment of the utility model is carried out
Clearly and completely describing, it is clear that described embodiment is only the utility model part of the embodiment, rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of creative work is made
The every other embodiment obtained, belong to the scope of the utility model protection.
In the utility model multi-standard shares indoor distributed system embodiment, the multi-standard shares indoor distributed system
Structural representation is as shown in Figure 1.In Fig. 1, the multi-standard is shared indoor distributed system and put down including signal source equipment, multisystem mixing
Platform 2, antenna transmission system and power supply module 5, power supply module 5 are connected with signal source equipment, wherein, signal source equipment and polyphyly integration
Channel platform is placed in light current well, and antenna transmission system is arranged in each floor, elevator and in underground garage.Above-mentioned signal source includes
Telecommunications CDMA800 standards source device 11, telecommunications CDMA2000 standards source device 12, telecommunications LTE-FDD standard source devices
13rd, UNICOM WCDMA standards source device 14, UNICOM LTE-FDD standards source device 15, mobile GSM900 standard source devices
16th, mobile TD-SCDMA standards source device 17 and mobile TD-LTE standards source device 18, mostly distributed base station, i.e.,：BBU
+RRU。
Multisystem mixing platform 2 respectively to telecommunications CDMA800 standards source device 11 export signal, telecommunications CDMA2000
The signal of the output of standard source device 12, the signal of the output of telecommunications LTE-FDD standards source device 13, UNICOM's WCDMA standards letter
The signal of the output of source device 14, the signal of the output of UNICOM LTE-FDD standards source device 15, mobile GSM900 standard source devices
The signal of 16 outputs, the signal of the mobile output of TD-SCDMA standards source device 17 and mobile TD-LTE standards source device 18
The signal of output is modulated, and is integrated into the transmitting of progress signal after a passage, and antenna transmission system will after receiving the signal
It is uniformly distributed in each corner in building.
The utility model is by using multisystem mixing platform 2, it is possible to achieve and effective combining of 7 kinds of standards is especially successful
Telecommunications LTE1.8GHz and UNICOM LTE 1.8GHz are integrated, the isolation between two systems brings up to more than 25dB, effectively
Solves interference problem.Alien frequencies frequency range combining can also be realized in conventional art, such as by 900MHz, 2100M MHz different frequency ranges
Multiple signals are integrated by combiner, export 1 road signal；If with frequency band signals combining, larger interference can be produced.Due to skill
Art is limited, generally by telecommunications 2G, 3G, 4G signal combining, UNICOM 2G, 3G, 4G signal combining, mobile 2G, 3G, 4G letter in industry
Number combining, therefore same storied building will at least build 3 sets of indoor signal compartment systems in the world, so will result in the waste of cost.
The utility model passes through after multisystem mixing platform 2 relative to conventional art, each standard, and minimum attenuation is less than 2.5dB, maximum
Attenuation is less than 5.5dB, than the power attenuation that traditional design method reduces by 30%, so as to which the information source installed in building be greatly reduced
The quantity of equipment, reduce power load in building, energy-saving and emission-reduction.Therefore cost of investment can be reduced, avoids producing interference, realize altogether
Shared and energy-saving and emission-reduction are built, while low-carbon environment-friendly can also be realized, reduce pollution, has and widely promotes space.
By the integration of resource, reduce waste；Be advantageous to different enterprises according to different development tactics and market need
Ask, synthetically plan the cordless communication network of oneself, realize the effective configuration and utilization of resource.The unification of construction, it is convenient
Final-period management, repeated construction is avoided that, can economized on resources and beautifying urban environment.Unique operation mode, can reduce operator
Financial pressure, conveniently service the common people.
Fig. 2 is the circuit theory diagrams of power supply module in the present embodiment, and in Fig. 2, the power supply module 5 includes MCU, switch, the
One triode V1, the second triode V2, metal-oxide-semiconductor N1, the first diode VD1, the second voltage-stabiliser tube VD2, first resistor R1, the second electricity
Hinder R2,3rd resistor R3, the 4th resistance R4, the 5th resistance R5, the 6th resistance R6, the 7th resistance R7, the 8th resistance R8, the first electricity
Hold C1, the second electric capacity C2, the 3rd electric capacity C3, the 4th electric capacity C4, battery pack BAT and battery management unit BMU.
Wherein, K one end ground connection is switched, the other end for switching K is connected with the second voltage-stabiliser tube VD2 anode, the second voltage stabilizing
Pipe VD2 negative electrode is connected with first resistor R1 one end and second resistance R2 one end respectively, the second resistance R2 other end with
First triode V1 base stage connection, the first resistor R1 other end one end with the 8th resistance R8, the 3rd electric capacity C3 respectively
One end, the first inductance L1 one end connect with battery pack BAT positive pole, MCU by the 4th resistance R4 respectively with 3rd resistor R3
One end connected with the 5th resistance R5 one end, the 3rd resistor R3 other end is connected with the first triode V1 colelctor electrode,
The five resistance R5 other end is connected with the second triode V2 base stage, and the first triode V1 emitter stage is another with the 8th resistance R8's
One end connects.
Second triode V2 emitter stage is connected with the 7th resistance R7 one end and the second electric capacity C2 one end respectively, and the 7th
The resistance R7 other end and the second electric capacity C2 other end are grounded, the second triode V2 colelctor electrode respectively with the 3rd electric capacity
The C3 other end and the 4th electric capacity C4 one end are connected, and the 4th electric capacity C4 other end is connected with metal-oxide-semiconductor N1 grid, metal-oxide-semiconductor
N1 source electrode is connected with the first inductance L1 other end and the first electric capacity C1 one end respectively, the first electric capacity C1 another termination
Ground, battery pack BAT negative pole ground connection, metal-oxide-semiconductor N1 drain electrode respectively with the first diode VD1 anode and the 6th resistance R6 one
End connection, the first diode VD1 negative electrode are connected with battery management unit BMU, the 6th resistance R6 other end ground connection, battery
Administrative unit BMU also with above-mentioned 8 signal source equipments (telecommunications CDMA800 standards source device 11, telecommunications CDMA2000 standards
Source device 12, telecommunications LTE-FDD standards source device 13, UNICOM WCDMA standards source device 14, UNICOM's LTE-FDD standards
Source device 15, mobile GSM900 standards source device 16, mobile TD-SCDMA standards source device 17 and mobile TD-LTE systems
Formula source device 18) connection.
Because the component that the power supply module 5 uses is less, therefore circuit structure is relatively simple.In addition, the second electric capacity C2
For shunt capacitance, for bypassing, the 3rd electric capacity C3 and the 4th electric capacity C4 are coupled capacitor, for prevent the first triode V1,
Interference between second triode V2 and metal-oxide-semiconductor N1, the 7th resistance R7 and the 8th resistance R8 are current-limiting resistance, the 7th resistance
R7 is used to carry out the branch road where the second triode V2 emitter stage overcurrent protection, and the 8th resistance R8 is used for the first triode
Branch road where V1 emitter stage carries out overcurrent protection, therefore the safety and reliability of circuit is higher.
It is noted that in the present embodiment, the first triode V1 is PNP type triode, and the second triode V2 is NPN type
Triode, metal-oxide-semiconductor are P-channel metal-oxide-semiconductor.Certainly, under the certain situation of the present embodiment, the first triode V1 can also be NPN
Type triode, the second triode V2 can also be PNP type triodes, and metal-oxide-semiconductor is N-channel MOS pipe, but the at this moment structure of circuit
Also accordingly to change.
It is noted that in the present embodiment, the second electric capacity C2 capacitance is 30PF, the 3rd electric capacity C3 capacitance
For 50PF, the 4th electric capacity C4 capacitance is 100PF, and the 7th resistance R7 resistance is 3.3K Ω, and the 8th resistance R8 resistance is
4.7KΩ。
In the present embodiment, the multi-standard shares indoor distributed system and also melts fine case (not shown) including miniature more arrays
And telecom transmissioning equipment 41, UNICOM's transmission equipment 42 and Mobile Transmission equipment 43 in underground garage communications equipment room are arranged on,
Telecom transmissioning equipment 41, UNICOM's transmission equipment 42 and Mobile Transmission equipment 43 are set equivalent to BBU, telecommunications CDMA800 standard information sources
Standby 11, telecommunications CDMA2000 standards source device 12, telecommunications LTE-FDD standards source device 13, UNICOM WCDMA standard information sources
Equipment 14, UNICOM LTE-FDD standards source device 15, mobile GSM900 standards source device 16, mobile TD-SCDMA standards
Source device 17 and mobile TD-LTE standards source device 18 are equivalent to RRU.
Wherein, miniature more arrays melt fine case and connect provided with telecommunications CDMA800 standards access interface, telecommunications CDMA2000 standards
Inbound port, telecommunications LTE-FDD standards access interface, UNICOM WCDMA standards access interface, UNICOM LTE-FDD standards access interface,
Mobile GSM900 standards access interface, mobile TD-SCDMA standards access interface and mobile TD-LTE standard access interface, telecommunications
Transmission equipment 41 passes through telecommunications CDMA800 standards access interface, telecommunications CDMA2000 standards access interface and telecommunications LTE-FDD
Standard access interface respectively with telecommunications CDMA800 standards source device 11, telecommunications CDMA2000 standards source device 12 and telecommunications
LTE-FDD standards source device 13 connects, that is to say, that telecommunications CDMA800 standards access interface connects telecommunications CDMA800 systems
Formula source device 11, telecommunications CDMA2000 standards access interface connection CDMA2000 standards source device 12, telecommunications LTE-FDD systems
Formula access interface connection telecommunications LTE-FDD standards source device 13.
In the present embodiment, UNICOM's transmission equipment 42 passes through UNICOM WCDMA standards access interface and UNICOM's LTE-FDD standards
Access interface is connected with UNICOM WCDMA standards source device 14 and UNICOM LTE-FDD standards source device 15 respectively, that is,
Say, UNICOM WCDMA standards access interface connection UNICOM WCDMA standards source device 14, UNICOM LTE-FDD standard access interface
Connect UNICOM LTE-FDD standards source device 15.
In the present embodiment, Mobile Transmission equipment 43 passes through mobile GSM900 standards access interface, mobile TD-SCDMA standards
Access interface and mobile TD-LTE standards access interface are respectively with moving GSM900 standards source device 16, mobile TD-SCDMA systems
Formula source device 17 and mobile TD-LTE standards source device 18 connect.That is, the connection of GSM900 standards access interface moves
Dynamic GSM900 standards source device 16, the mobile mobile TD-SCDMA standard source devices of TD-SCDMA standards access interface connection
17, the mobile mobile TD-LTE standards source device 18 of TD-LTE standards access interface connection.
As can be seen here, 3 operators's (telecommunications, UNICOM and movement), 8 network formats share 1 multifiber cable, rationally rule
Fibre core distribution is drawn, ensures that business uses, and 8 GPZs in conventional art are improved to 1 miniature more array and melted
Fine case, access interface is reserved according to network formats, resource utilization is greatly improved.And in conventional art, 3 operators apply respectively
If optical cable, each independent 1 optical cable of standard (amounting to 8), every group of signal source equipment installation place is both needed to configure 8 GPZs.
Optical cable and splice tray quantity are various, idle a large amount of optical cable fibre cores, cause the wasting of resources；And trouble point is more, layout is chaotic, easily leads
Maloperation is caused, causes communication disruption.The utility model, can by realizing the innovation of optical cable networking structure compared with conventional art
To open offer facility for equipment, follow-up maintenance easily determines failure cause, improves success rate.
In the present embodiment, antenna transmission system includes ground storehouse antenna transmission system 31 and the corridor being arranged in each floor and corridor
Antenna transmission system 32, ground storehouse antenna transmission system 31 are connected up along the crane span structure in underground garage or suspension rod, corridor antenna feeder linear system
System 32 is connected up along the crane span structure in corridor ceiling or suspension rod.
In the present embodiment, corridor antenna transmission system 32 includes the first coupler 321, the second coupler 322, the first ceiling day
Line 323, the second ceiling mount antenna 324 and the 3rd ceiling mount antenna 325, wherein, one end of the first coupler 321 and multisystem mixing
Platform 2 is connected, and the first ceiling mount antenna 323 is connected with the first coupler 321, and the other end of the first coupler 321 couples with second
One end connection of device 322, the second coupler 322 are also connected with the second ceiling mount antenna 324 and the 3rd ceiling mount antenna 325 respectively, the
Spacing between two ceiling mount antennas 324 and the 3rd ceiling mount antenna 325 is 10 meters, and the number of devices now used is less, reduces into
This, and comprehensive covering of floor can be reached.
In the present embodiment, ground storehouse antenna transmission system 31 includes the 3rd coupler 311, the 4th coupler 312, the first tabular day
Line 313, the second plate antenna 314 and the 3rd plate antenna 315, wherein, one end of the 3rd coupler 311 and multisystem mixing
Platform 2 is connected, and the first plate antenna 313 is connected with the 3rd coupler 311, and the other end of the 3rd coupler 311 couples with the 4th
One end connection of device 312, the 4th coupler 312 are also connected with the second plate antenna 314 and the 3rd plate antenna 315, the second tabular
Spacing between the plate antenna 315 of antenna 314 and the 3rd is 20 meters, and the number of devices now used is less, reduces cost, and
Comprehensive covering of underground garage can be reached.
In the present embodiment, the representative region under different condition is simulated using GSM/TD system simulation emitters indoors
Test, test include in-door covering test and outdoor leak-testing.Using GSM/TD DT test instrumentations to indoor all areas
(call mode) is tested in domain, and the key indexs such as indoor reception electricity and speech quality are analyzed, collect GSM/TD signals
Problematic scope.According to design specification and the test case at scene, compartment system design is done, ensures the same of gsm system index
When, data hot spot region takes the circumstances into consideration to consider the covering of later stage TD system.
The utility model can carry mobile phone signal and wireless WIFI business simultaneously, and WIFI signal can derive from owner
Existing broadband, new account is not required to, does not increase extra charge.Meanwhile for places such as office building and markets, it can be wanted according to owner
Ask, realize " thin " framework, be easy to upgrade, realize differentiated service.Such as：Can be by video system, gate control system and intrusion alarm system
System etc. establishes unified server platform, and the real-time dynamic information in building is collected into together.Staff and past personnel can
By WIFI network or 4G network quick access service device platforms, to realize that telecommuting, teleshopping etc. service, improve building
The modernization level of space.And mobile phone signal is only carried in conventional art.
In a word, in the present embodiment, the common carrier such as mobile, telecommunications and UNICOM obtains the multi-standard in a manner of leasing
The right to use of shared indoor distributed system, Joint construction and sharing can be really realized, energy-saving and emission-reduction, reduces pollution, it is green.And supply
Electric module 5 is relative to traditional power supply circuit, and its circuit structure is relatively simple, and the safety and reliability of circuit is higher.
Preferred embodiment of the present utility model is the foregoing is only, it is all at this not to limit the utility model
Within the spirit and principle of utility model, any modification, equivalent substitution and improvements made etc., the utility model should be included in
Protection domain within.
Claims (5)
1. a kind of multi-standard shares indoor distributed system, it is characterised in that including signal source equipment, multisystem mixing platform, day
Feeder system and power supply module, the power supply module are connected with the signal source equipment, signal source equipment and the polyphyly integration
Channel platform is placed in light current well, and the antenna transmission system is arranged in each floor, elevator and in underground garage, the signal source
Including telecommunications CDMA800 standards source device, telecommunications CDMA2000 standards source device, telecommunications LTE-FDD standards source device,
UNICOM WCDMA standards source device, UNICOM LTE-FDD standards source device, mobile GSM900 standards source device, mobile TD-
SCDMA standards source device and mobile TD-LTE standard source devices, the mode of distribution uses distributed base station mode, described more
System combining platform respectively to the telecommunications CDMA800 standards source device output signal, telecommunications CDMA2000 standard information sources
The signal of equipment output, the signal of telecommunications LTE-FDD standards source device output, UNICOM WCDMA standards source device export
Signal, the signal of UNICOM LTE-FDD standards source device output, the signal of mobile GSM900 standards source device output, movement
The signal of TD-SCDMA standards source device output and the signal of mobile TD-LTE standards source device output are modulated, and whole
The transmitting that signal is carried out after a passage is bonded to, the antenna transmission system is uniformly distributed in building after receiving the signal
Each corner；
The power supply module includes MCU, switch, the first triode, the second triode, metal-oxide-semiconductor, the first diode, the second voltage stabilizing
Pipe, first resistor, second resistance, 3rd resistor, the 4th resistance, the 5th resistance, the 6th resistance, the 7th resistance, the 8th resistance,
One electric capacity, the second electric capacity, the 3rd electric capacity, the 4th electric capacity, battery pack and battery management unit, one end ground connection of the switch, institute
The other end for stating switch is connected with the anode of second voltage-stabiliser tube, and the negative electrode of second voltage-stabiliser tube is electric with described first respectively
One end of resistance is connected with one end of second resistance, and the other end of the second resistance is connected with the base stage of first triode,
The other end of the first resistor respectively one end with the 8th resistance, one end of the 3rd electric capacity, one end of the first inductance and
The positive pole connection of battery pack, the MCU by the 4th resistance respectively with one end of the 3rd resistor and the 5th resistance
One end connects, and the other end of the 3rd resistor is connected with the colelctor electrode of first triode, the 5th resistance it is another
End is connected with the base stage of second triode, and the other end of the emitter stage of first triode and the 8th resistance connects
Connecing, the emitter stage of second triode is connected with one end of the 7th resistance and one end of the second electric capacity respectively, and described
The other end of the other end of seven resistance and the second electric capacity is grounded, and the colelctor electrode of second triode is electric with the described 3rd respectively
One end of the other end of appearance and the 4th electric capacity is connected, and the other end of the 4th electric capacity is connected with the grid of the metal-oxide-semiconductor, described
The source electrode of metal-oxide-semiconductor is connected with the other end of first inductance and one end of the first electric capacity respectively, first electric capacity it is another
End ground connection, the negative pole ground connection of the battery pack, the drain electrode of the metal-oxide-semiconductor are electric with the anode of first diode and the 6th respectively
One end connection of resistance, the negative electrode of first diode are connected with the battery management unit, the other end of the 6th resistance
Ground connection, the battery management unit are also connected with the signal source equipment.
2. multi-standard according to claim 1 shares indoor distributed system, it is characterised in that is also melted including miniature more arrays
The fine case and telecom transmissioning equipment being arranged in underground garage communications equipment room, UNICOM's transmission equipment and Mobile Transmission equipment, institute
State miniature more arrays and melt fine case provided with telecommunications CDMA800 standards access interface, telecommunications CDMA2000 standards access interface, telecommunications
LTE-FDD standards access interface, UNICOM WCDMA standards access interface, UNICOM LTE-FDD standards access interface, mobile GSM900
Standard access interface, mobile TD-SCDMA standards access interface and mobile TD-LTE standard access interface, the telecommunication transmission are set
It is standby to be connect by the telecommunications CDMA800 standards access interface, telecommunications CDMA2000 standards access interface and telecommunications LTE-FDD standards
Inbound port respectively with the telecommunications CDMA800 standards source device, telecommunications CDMA2000 standards source device and telecommunications LTE-FDD
Standard source device connects, and UNICOM's transmission equipment passes through the UNICOM WCDMA standards access interface and UNICOM's LTE-FDD systems
Formula access interface is connected with the UNICOM WCDMA standards source device and UNICOM LTE-FDD standard source devices respectively, the shifting
Dynamic transmission equipment passes through the mobile GSM900 standards access interface, mobile TD-SCDMA standards access interface and mobile TD-LTE
Standard access interface respectively with the mobile GSM900 standards source device, mobile TD-SCDMA standards source device and movement
TD-LTE standards source device connects.
3. multi-standard according to claim 1 or 2 shares indoor distributed system, it is characterised in that the antenna transmission system
Including ground storehouse antenna transmission system and the corridor antenna transmission system being arranged in each floor and corridor, described ground storehouse antenna transmission system edge
The crane span structure in underground garage or suspension rod is connected up, the corridor antenna transmission system is along the crane span structure in corridor ceiling or hangs
Bar is connected up.
4. multi-standard according to claim 3 shares indoor distributed system, it is characterised in that the corridor antenna transmission system
Including the first coupler, the second coupler, the first ceiling mount antenna, the second ceiling mount antenna and the 3rd ceiling mount antenna, first coupling
One end of clutch is connected with the multisystem mixing platform, and first ceiling mount antenna is connected with first coupler, described
The other end of first coupler is connected with one end of second coupler, and second coupler is also inhaled with described second respectively
Antenna and the connection of the 3rd ceiling mount antenna are pushed up, the spacing between second ceiling mount antenna and the 3rd ceiling mount antenna is 10 meters.
5. multi-standard according to claim 4 shares indoor distributed system, it is characterised in that described ground storehouse antenna transmission system
Including the 3rd coupler, the 4th coupler, the first plate antenna, the second plate antenna and the 3rd plate antenna, the 3rd coupling
One end of clutch is connected with the multisystem mixing platform, and first plate antenna is connected with the 3rd coupler, described
The other end of 3rd coupler is connected with one end of the 4th coupler, and the 4th coupler is also connected with second tabular
Antenna and the 3rd plate antenna, the spacing between second plate antenna and the 3rd plate antenna are 20 meters.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720782637.XU CN207053789U (en) | 2017-06-30 | 2017-06-30 | Multi-standard shares indoor distributed system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720782637.XU CN207053789U (en) | 2017-06-30 | 2017-06-30 | Multi-standard shares indoor distributed system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207053789U true CN207053789U (en) | 2018-02-27 |
Family
ID=61495844
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720782637.XU Active CN207053789U (en) | 2017-06-30 | 2017-06-30 | Multi-standard shares indoor distributed system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207053789U (en) |
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2017
- 2017-06-30 CN CN201720782637.XU patent/CN207053789U/en active Active
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Address after: 050000 room 2319, the Yellow River Avenue, Shijiazhuang high tech Zone, Hebei, China, 136 Patentee after: Zhihong Investment Co., Ltd. Address before: 050000 room 2319, the Yellow River Avenue, Shijiazhuang high tech Zone, Hebei, China, 136 Patentee before: HEBEI ZHIHONG INVESTMENT CO., LTD. |
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