CN109327842A - The network-building method and device of NB-IoT and GSM independence antenna feeder - Google Patents
The network-building method and device of NB-IoT and GSM independence antenna feeder Download PDFInfo
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- CN109327842A CN109327842A CN201811192858.7A CN201811192858A CN109327842A CN 109327842 A CN109327842 A CN 109327842A CN 201811192858 A CN201811192858 A CN 201811192858A CN 109327842 A CN109327842 A CN 109327842A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W16/00—Network planning, e.g. coverage or traffic planning tools; Network deployment, e.g. resource partitioning or cells structures
- H04W16/18—Network planning tools
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Abstract
The invention discloses the network-building methods and device of a kind of NB-IoT and GSM independence antenna feeder.Increase by 2 channel GSM antennas this method comprises: being total in antenna feeder network in NB-IoT and GSM, port 1 connect to form the first transceiver channel with transmitting-receiving mouth ANT1, port 2 connect to form the second transceiver channel with transmitting-receiving mouth ANT4, port 3 connect to form third receipts channel with closing in ANT2, and port 4 connect to form the 4th receipts channel with closing in ANT3；2 channel GSM antennas include: first port and second port；A transceiver channel and a receipts channel are disconnected, based on the common mode RRU after 2 channel GSM and disconnection channel, sets up the network of NB-IoT and GSM independence antenna feeder.The embodiment of the present invention can be enhanced signal and effectively cover, promotion signal intensity, and then improve network speed.
Description
Technical field
The present invention relates to network communication technology field more particularly to the network-building methods of a kind of NB-IoT and GSM independence antenna feeder
And device.
Background technique
With the fast development of network communication technology, global system for mobile communications (Global System for Mobile
Communication, GSM) and it is related to narrowband Internet of Things (the Narrow Band Internet of of internet of things field
Things, NB-IoT) it is widely used in people's lives.
Applicant it has been investigated that: currently, NB-IoT and GSM use similar frequency bands, i.e. 8 frequency range of BAND as defined in 3GPP
(upstream frequency is 880-915MHz, and downstream frequency is 925-960MHz).Since NB-IoT and GSM uses identical 8 frequency of BAND
Section, the current operator construction base station NB-IoT mainly pass through the existing base station GSM of upgrading and realize quick wide area covering.Currently, NB-
IoT base station construction is that plate is opened on the base station GSM tape handling unit (Building Base band Unit, BBU).
Antenna feeder uses the Remote Radio Unit (Radio Remote Unit, RRU) of gsm system.
However, current NB-IoT and GSM networking mode are the network-building methods of total antenna feeder, the signal of NB-IoT and GSM cover
Lid direction is consistent, and the two signal has interference, so that network signal covering power is poor, and then influences user network speed
Degree.
Network signal covering power how is promoted, and then promotes the network speed of user, becomes those skilled in the art
Technical problem urgently to be resolved.
Summary of the invention
In order to solve the problems, such as that network signal covering power is poor, the embodiment of the invention provides a kind of NB-IoT and GSM
The network-building method of independent antenna feeder.
In a first aspect, providing the network-building method of a kind of NB-IoT and GSM independence antenna feeder.Method includes the following steps:
It is total in antenna feeder network in NB-IoT and GSM and increases by 2 channel GSM antennas,
Wherein, total antenna feeder networking includes: the common mode RRU of the common mode antenna of 4 channel NB-IoT and GSM, 4 channel NB-IoT and GSM,
Common mode antenna includes: port 1, port 2, port 3 and port 4,
Common mode RRU includes: transmitting-receiving mouth ANT1, closing in ANT2, closing in ANT3, receives and dispatches mouth ANT4,
Port 1 with transmitting-receiving mouth ANT1 connect to form the first transceiver channel, port 2 with transmitting-receiving mouth ANT4 connect to be formed the second transmitting-receiving lead to
Road, port 3 connect to form third receipts channel with closing in ANT2, and port 4 connect to form the 4th receipts channel with closing in ANT3；
2 channel GSM antennas include: first port and second port；
A transceiver channel and a receipts channel are disconnected, based on the common mode RRU after 2 channel GSM and disconnection channel, sets up NB-IoT
With the network of GSM independence antenna feeder.
Second aspect provides the network device of a kind of NB-IoT and GSM independence antenna feeder.The device includes:
The common mode antenna of 4 channel NB-IoT and GSM, the common mode RRU of 4 channel NB-IoT and GSM, 2 channel GSM antennas；
Common mode antenna includes: port 1, port 2, port 3 and port 4,
Common mode RRU includes: transmitting-receiving mouth ANT1, closing in ANT2, closing in ANT3, receives and dispatches mouth ANT4,
2 channel GSM antennas include: first port and second port；
Port 1 is connect with transmitting-receiving mouth ANT1；
Port 3 is connect with closing in ANT2；
First port is connect with closing in ANT3；
Second port is connect with transmitting-receiving mouth ANT4.
The third aspect provides the network device of a kind of NB-IoT and GSM independence antenna feeder.The device includes:
Memory, for storing program；
Processor, for executing the program of the memory storage, described program makes the processor execute above-mentioned various aspects
The method.
Fourth aspect provides a kind of computer readable storage medium.Finger is stored in the computer readable storage medium
It enables, when run on a computer, so that computer executes method described in above-mentioned various aspects.
5th aspect, provides a kind of computer program product comprising instruction.When the product is run on computers,
So that computer executes method described in above-mentioned various aspects.
6th aspect, provides a kind of computer program.When the computer program is run on computers, so that calculating
Machine executes method described in above-mentioned various aspects.
On the one hand, foregoing invention embodiment is total in antenna feeder network by the transformation to total antenna feeder network in NB-IoT and GSM
Increase by 2 channel GSM antennas, disconnect a transceiver channel and a receipts channel, based on the common mode after 2 channel GSM and disconnection channel
RRU sets up the network of NB-IoT and GSM independence antenna feeder, enhances effective covering of signal, improve signal strength, Jin Erti
The high speed of network.
On the other hand, it is logical to be total to increase by 2 in antenna feeder network in NB-IoT and GSM when network is transformed for foregoing invention embodiment
Road GSM antenna disconnects a transceiver channel and a receipts channel, and transformation difficulty is low, and is increased without RRU(it is expensive),
Improvement expenses are greatly saved.
When network is transformed 2 channels removed can be transformed with system upgrade in another aspect, foregoing invention embodiment
GSM antenna has effectively carried out waste utilization, can not only be further reduced expense, and the wasting of resources and electronics can also be prevented dirty
Dye.
Detailed description of the invention
In order to illustrate the technical solution of the embodiments of the present invention more clearly, will make below to required in the embodiment of the present invention
Attached drawing is briefly described, it should be apparent that, drawings described below is only some embodiments of the present invention, for
For those of ordinary skill in the art, without creative efforts, it can also be obtained according to these attached drawings other
Attached drawing.
Fig. 1 is the flow diagram of a kind of NB-IoT of one embodiment of the invention Yu the network-building method of GSM independence antenna feeder；
Fig. 2 is the RRU and antenna connection schematic diagram that NB-IoT and GSM is total to antenna feeder in Fig. 1；
Fig. 3 is the RRU and antenna connection schematic diagram of NB-IoT and GSM the independence antenna feeder of an embodiment；
Fig. 4 is the networking schematic diagram of NB-IoT and GSM the independence antenna feeder of one embodiment of the invention；
Fig. 5 is the networking schematic diagram of NB-IoT and GSM the independence antenna feeder of another embodiment of the present invention；
Fig. 6 is to cover schematic diagram after NB-IoT and GSM the independence antenna feeder of one embodiment of the invention are implemented；
Fig. 7 is that two kinds of modification schemes of one embodiment of the invention correspond to coverage distance contrast schematic diagram；
Fig. 8 is the block schematic illustration of the network device of NB-IoT and GSM the independence antenna feeder of one embodiment of the invention.
Specific embodiment
In order to make the object, technical scheme and advantages of the embodiment of the invention clearer, below in conjunction with the embodiment of the present invention
In attached drawing, technical scheme in the embodiment of the invention is clearly and completely described, it is clear that described embodiment is
A part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, those of ordinary skill in the art
Every other embodiment obtained without creative efforts, shall fall within the protection scope of the present invention.
It should be noted that in the absence of conflict, the features in the embodiments and the embodiments of the present application can phase
Mutually combination.The application is described in detail below with reference to the accompanying drawings and in conjunction with the embodiments.
Fig. 1 is the flow diagram of a kind of NB-IoT of one embodiment of the invention Yu the network-building method of GSM independence antenna feeder.
As shown in Figure 1, this method may include following:
S110 is total in antenna feeder network in NB-IoT and GSM and increases by 2 channel GSM antennas；
S120 disconnects a transceiver channel and a receipts channel；
S130 sets up the network of NB-IoT and GSM independence antenna feeder based on the common mode RRU after 2 channel GSM and disconnection channel.
Fig. 2 is the RRU and antenna connection schematic diagram that NB-IoT and GSM is total to antenna feeder in Fig. 1.
As shown in Fig. 2, the total antenna feeder networking in S110 may include: the common mode antenna and 4 of 4 channel NB-IoT and GSM
The common mode RRU of channel NB-IoT and GSM.Wherein, common mode antenna may include: port 1, port 2, port 3 and port 4.Common mode
RRU may include: transmitting-receiving mouth ANT1, closing in ANT2, closing in ANT3, transmitting-receiving mouth ANT4.
In total antenna feeder networking, port 1 connect to form the first transceiver channel with transmitting-receiving mouth ANT1, port 2 and transmitting-receiving mouth
ANT4 connects to form the second transceiver channel, and port 3 connect to form third receipts channel with closing in ANT2, and port 4 and closing in ANT3 connect
It connects to form the 4th receipts channel.
In some embodiments, to promote network covering property, 900MHz 4 channel NB-IoT and GSM is can be used in antenna
Common mode antenna.Wherein, 2T(transmission can be used in NB-IoT) 4R(receives) mode disposes, GSM can be used 2T2R mode and dispose.
Since NB-IoT system is repeatedly retransmitted using downlink, uplink reduces the coverage enhancement mode of power spectral density, covers
Lid ability is better than gsm system.So NB-IoT can be built based on the mode of the site GSM 1:1, be designed in this way can provide compared with
The depth covering power of the strong 23dB of GSM；Mode based on the site GSM 1:2 is built, it is possible to provide the depth of 17dB strong compared with GSM covers
Ability；Mode based on the site GSM 1:4 is built, it is possible to provide the depth covering power of 11dB strong compared with GSM.
Based on 1:4 networking, the cell coverage area of the two has larger difference for NB-IoT website and GSM website at present, because
This has biggish difference to the optimal setting of antenna-feed parameter.In GSM website close quarters, larger antenna tilt drop is usually set
Low overlapping covering, this necessarily leads to NB-IoT covering cavity, thus, it is desirable to be that NB-IoT and GSM website are independently arranged antenna feeder system
System.
It, need to be into when NB-IoT website and GSM website cover demand with the depth that 1:4 networking is not able to satisfy internet-of-things terminal
One step creates the base station NB-IoT.Existing wet end subregion NB-IoT website and GSM website reach 1:2 even 1:1, the covering of NB-IoT
Enhancing characteristic necessarily brings the more serious overlapping cover jamming in the region, it is also desirable to be that NB-IoT and GSM website are independently arranged day
Feedback system.
Fig. 3 is the RRU and antenna connection schematic diagram of NB-IoT and GSM the independence antenna feeder of an embodiment.
The physical connection mode of independent antenna feeder modification scheme in Fig. 3 can be with are as follows: passes through newly-increased 1 common mode RRU, 1 GSM
Antenna；Backstage increases the channel configuration of GSM to RRU newly.Specific adaptation step can be as follows:
The networking mode that the left-hand component of S301, Fig. 3 are total to antenna feeder is constant, and the right-hand component of Fig. 3 increases: 12 channel GSM antenna
With the common mode RRU of the NB-IoT and GSM in 14 channel.
S302, in the right-hand component of Fig. 3, port 1 is connect with transmitting-receiving mouth ANT1, and port 2 is connect with transmitting-receiving mouth ANT4.
Above-mentioned reforming mode, although solving the problems, such as that the network coverage is poor, NB-IoT independence antenna feeder technical schemes
It has the disadvantage in that
1, the implementation cycle is long: modification scheme is related to optical fiber, power supply line, ground line, jumper wiring, common mode RRU purchase and installation, applies
The work period is long；
2, construction cost is high: single cell increases 1 common mode RRU, higher cost newly, and there are repeated construction risks；
3, O&M cost is big: main city zone base station is all shared, increases 1 set of RRU system newly, increases power supply load, the mating need of steel tower
Dilatation is carried out, O&M cost is big.
Fig. 4 is the networking schematic diagram of NB-IoT and GSM the independence antenna feeder of one embodiment of the invention.
Networking relative to above-mentioned Fig. 3 is transformed, and in order to reduce improvement expenses, simplifies transformation program, the present embodiment is to total feedback
Networking carries out the transformation such as Fig. 4:
S401 is total in antenna feeder network in NB-IoT and GSM and increases by 2 channel GSM antennas；
S402 disconnects the connection (the second transceiver channel) of port 2 and transceiver channel ANT4, disconnects port 4 and receives channel ANT3's
It connects (fourth lane)；Connectivity port 5 and transceiver channel ANT4, connectivity port 6 and receipts channel ANT3.
In some embodiments, the mode of transformation may include: to disconnect the second transceiver channel；Disconnect fourth lane；Connection
Port 6 and transceiver channel ANT4；Connectivity port 5 and receipts channel ANT3.
In some embodiments, the mode of transformation may include: to disconnect the second transceiver channel；Disconnect third channel；Connection
Port 5 and transceiver channel ANT4；Connectivity port 6 and receipts channel ANT2.
In some embodiments, the mode of transformation may include: to disconnect the second transceiver channel；Disconnect third channel；Connection
Port 6 and transceiver channel ANT4；Connectivity port 5 and receipts channel ANT2.
Fig. 5 is the networking schematic diagram of NB-IoT and GSM the independence antenna feeder of another embodiment of the present invention.
As shown in figure 5, port 1 is connected with channel ANT2 is received, port 3 is connected with transceiver channel ANT1, and port 5 and transmitting-receiving are logical
Road ANT4 connection, port 6 are connected with channel ANT3 is received.
The connection method and structure of NB-IoT and GSM independence antenna feeder that above-described embodiment proposes, can be quick, inexpensive real
Existing NB-IoT and GSM independence antenna feeder mode, later maintenance cost are far below original (Fig. 3) scheme.The implementation of the program can
With as follows:
Increase 2 channel antenna of a secondary GSM newly on the basis of original common mode RRU, 4 channel antenna.The connection of RRU and antenna is transformed
Mode are as follows: the 1 of RRU, 2 channels are connected to 1,4 ports of former 4 channel antennas；It is logical that 3,4 channels of RRU are connected to newly-increased GSM 2
2,1 port of road antenna；Carry out corresponding configuration to antenna channels on network management: the connection mode of original NB-IoT system is kept not
Become, the port of GSM transmitting signal, which is arranged, is adjusted to 4 port RRU by original RRU 1,4 ports.That is: NB-IoT is still 2T4R
Mode, GSM become 1T2R, and GSM transmitting signal is all connected to newly-increased 2 channel antenna of GSM by 4 port RRU and emits, finally
NB-IoT signal is carried jointly by two antennas to be realized 2T4R and can realize NB mesh by adjusting former 4 channel Downtilt
Work ginseng is marked, GSM is individually carried by newly-increased antenna and realized 1T2R.
The program is not limited to use on the basis of NB/GSM is total to antenna feeder network, other have the network of similar antenna feeder altogether
It uses, is described in detail below as transformation field conduct step:
Step 100, it increases 2 channel antenna of a secondary GSM newly on the basis of original common mode RRU, 4 channel antenna, does not increase common mode newly
RRU。
Newly-increased 2 channel antenna electrical performances are consistent with original 4 channel antenna performance.Antenna electrical performance comparison can be such as table
Shown in 1, to meet transformation demand.
Table 1: antenna electrical performance comparison
Above-mentioned table 1 increases 2 channel antennas newly and original 4 channel antenna electrical performance compares.
Step 200, the connection type of RRU and antenna is transformed: the 1 of RRU, 2 channels are connected to 1, the 4 of former 4 channel antennas
Port, 3,4 channels of RRU are connected to 2,1 port of newly-increased 2 channel antenna of GSM；Connection schematic diagram can be such as Fig. 4 and Fig. 5 institute
The RRU and antenna links scenarios of the NB-IoT and GSM independence antenna feeder that show.
Newly-increased antenna inherits former 4 channel antenna works and joins information；Former 4 channel antennas cover demand according to NB, reduce angle of declination
Expand NB coverage area.
Step 300, carry out corresponding configuration to antenna channels on network management: the connection mode of original NB-IoT system is kept not
Become, the port of GSM transmitting signal, which is arranged, is adjusted to 4 port RRU by original RRU 1,4 ports, i.e. NB-IoT is still the side 2T4R
Formula, GSM become 1T2R, and GSM transmitting signal is all connected to newly-increased 2 channel antenna of GSM by 4 port RRU and emits, final NB-
IoT signal is carried jointly by two antennas to be realized 2T4R and can realize NB target by adjusting former 4 channel Downtilt
Work ginseng, GSM are individually carried by newly-increased antenna and are realized 1T2R.
Step 300 may include following sub-step:
Step 301, configuration is related to that the channel cell GSM is transformed, and GSM carrier configuration is revised as single channel from binary channels first；So
The modification port GSM configuration afterwards, only configures emission port, is not reconfigured receiving port；Finally wherein by original ProtNo=1:8(
1 indicates the channel RRU, 8 expression power) carrier frequency resource above is modified to Port No=4:8, and 1:8 is deleted；
Step 302, configuration is related to that the channel cell NB-IoT is transformed: will be related to cell NB-IoT carrier frequency resource and configures in order to RRU
Channel 1,2,3,4；
Step 303, aft antenna gain is transformed, power configuration is provided that
1,4 channels of NB-IoT:RRU are transmit-receive sharing, and 2,3 channels are to receive, and diversity gain is realized by two antennas
(2T4R), power configuration are constant (29.2dBm)；
4 channels of GSM:RRU are transmit-receive sharing, and 3 channels are to receive, and realize 1T2R by newly-increased antenna, power configuration is constant
(37dBm).
In some embodiments, the above method can also include: that 2 channel GSM antennas are selected because upgrading network is split
The GSM antenna removed.
In some embodiments, the above method can also include: to set day together for the angle of declination of 2 channel GSM antennas
The angle of declination of common mode antenna in the network of feedback is consistent.8 ° are set by the angle of declination of 2 channel GSM antennas；And/or it will be independent
The angle of declination of common mode antenna in the network of antenna feeder are as follows: be more than or equal to 10 ° and be less than or equal to 12 °.Data through a large number of experiments
Show above-mentioned design, interference can be effectively prevented, enhances signal strength.
The terms "and/or", only a kind of incidence relation for describing affiliated partner, indicates that there may be three kinds of passes
System, for example, A and/or B, can indicate: individualism A exists simultaneously A and B, these three situations of individualism B.
In some embodiments, the above method can also include: the GSM work ginseng in 2 channel GSM antennas succession common mode antenna
Information.It is designed in this way, it is simple to operate, it is also beneficial to reduce improvement expenses.
Fig. 6 is to cover schematic diagram after NB-IoT and GSM the independence antenna feeder of one embodiment of the invention are implemented.
As shown in fig. 6, GSM signal is carried on completely on newly-increased antenna after transformation, if only inheriting original GSM work ginseng letter
Breath, can only realize that 1T2R mode covers.Existing NB-IoT realizes that 2T4R mode is covered by two antenna coverings, collectively covering region
Lid.Adjusting former 4 channel Downtilt may be implemented NB-IoT target work ginseng.
Need to be concerned with: GSM coverage mode becomes 1T2R, only uses a transmission channel, causes to support 3 GSM
Carrier wave.If it is larger that GSM shows net load, above-mentioned connection type can not be used.
Foregoing invention embodiment propose NB-IoT and GSM independence antenna feeder connection type and structure, can it is quick, low at
This realization NB-IoT and GSM independence antenna feeder mode, later maintenance cost are far below original scheme.
In above-described embodiment, physics connection of antenna feeders mode can be as follows: on the basis of not increasing common mode RRU, increasing newly
The 1 of new antenna, 2 ports are accessed in 3,4 channels of former common mode RRU by one secondary GSM antenna, and 1,2 channels of RRU are linked into former 4 channels
1,4 ports of antenna；
In above-described embodiment, antenna feeder channel backstage configuration mode can be as follows: GSM carrier configuration is revised as list from binary channels
Channel；GSM carrier frequency resource is modified from channel 1 to channel 4, while not being reconfigured receiving port；NB-IoT according to the channel RRU 1,2,
3, it 4 is arranged in order.
In above-described embodiment, transformation realizes that 2T4R principle can be as follows: passing through physical connection transformation and back channel
2 transmission channels of NB-IoT and 4 receiving channels are arranged respectively on 2 consistent antennas of electric property by configuration modification,
It keeps two antenna directional angles consistent, realizes 2T4R collectively covering region.
It should be noted that in the absence of conflict, those skilled in the art can according to actual needs will be above-mentioned
The sequence of operating procedure is adjusted flexibly, or above-mentioned steps are carried out the operation such as flexible combination.For simplicity, repeating no more
Various implementations.In addition, the content of each embodiment can mutual reference.
Foregoing invention embodiment can have following technological merit:
1, NB the and GSM independent optimization quickly realized, transformation are implemented simply, to reduce the duration, quickly form ability；
2, construction investment has been saved, overlapping investment risk is avoided；
3, maintenance cost is reduced, reduces steel tower " three expenses " (rental charge, steel tower service charge, the steel tower electricity charge) and power supply changes
Expense is made, later maintenance is simple；
4, meet network artistic skills trend, avoid investment waste.
In order to intuitively, clearly understand the technical effect of foregoing invention embodiment, now to NB-IoT and GSM independence antenna feeder
Effect carry out test verifying.
Fig. 7 is that two kinds of modification schemes of one embodiment of the invention correspond to coverage distance contrast schematic diagram.
By adjusting the angle of declination (GSM antenna is fixed as 12 °) of 4 channel antennas, test downlink covers level respectively later
Coverage distance when greater than -84dBm.
By test comparison it can be found that: when angle of declination be greater than 6 ° (such as 6 ° ~ 12 °) when, above-mentioned rebuilding at low cost scheme
With traditional modification scheme coverage distance indifference；When angle of declination is less than 6 ° (0 ° ~ 6 °), above-mentioned rebuilding at low cost scheme and tradition
Modification scheme coverage distance shrinks (50 ~ 70m) compared to slightly.
Single station outdoor cover performance test comparison is as shown in table 2.
2: two kinds of reforming mode outdoor cover performance comparisons of table
Remarks: the identical angle of declination (0 °) of two kinds of transformation setting four-way road antennas uses CP transmission optimization scheme, standalone
And single-tone characteristic.
Rebuilding at low cost and tradition transformation co-sited fixed point comparison: in 500 ~ 1500m, rebuilding at low cost RSRP value slightly lower 4 ~
5dB, in 0 ~ 500m, RSRP value is consistent.Both SINR and upstream rate are close.
GSM covering verifying: GSM work joins Information invariability before and after transformation, and the index comparison of transformation front and back is as shown in table 3, after transformation
It is consistent before GSM performance and transformation.
Table 3: transformation front and back GSM covers index contrast table
As a result, by the signal covering comparison of transformation front and back, it is known that the transformation of above-described embodiment it is not only simple, conveniently, save
Expense, and correctional effect is preferable, and signal interference is decreased obviously, and signal covering is preferable.
In some embodiments, the invention proposes the network devices of a kind of NB-IoT and GSM independence antenna feeder.The device can
To include: the common mode antenna of 4 channel NB-IoT and GSM, the common mode RRU of 4 channel NB-IoT and GSM, 2 channel GSM antennas.
Wherein, common mode antenna includes: port 1, port 2, port 3 and port 4.Common mode RRU includes: transmitting-receiving mouth ANT1, receives
Mouth ANT2, closing in ANT3, transmitting-receiving mouth ANT4,2 channel GSM antennas include: first port and second port.Port 1 and transmitting-receiving mouth
ANT1 connection；Port 3 is connect with closing in ANT2；First port is connect with closing in ANT3；Second port is connect with transmitting-receiving mouth ANT4.
It should be noted that the device of the various embodiments described above can be used as the method for each embodiment of the various embodiments described above
In executing subject, the corresponding process in each method may be implemented, realize identical technical effect, for sake of simplicity, in this respect
Content repeats no more.
In the above-described embodiments, can come wholly or partly by software, hardware, firmware or any combination thereof real
It is existing.For example, encryption/decryption element is integrated in one unit, two individual units can also be divided into.In another example will request
Receiving unit and request transmitting unit are substituted with a coffret.When implemented in software, can entirely or partly with
The form of computer program product is realized.The computer program product includes one or more computer instructions, when it is being counted
When being run on calculation machine, so that computer executes method described in above-mentioned each embodiment.Load and execute on computers institute
When stating computer program instructions, entirely or partly generate according to process or function described in the embodiment of the present invention.The calculating
Machine can be general purpose computer, special purpose computer, computer network or other programmable devices.The computer instruction can
To store in a computer-readable storage medium, or computer-readable deposit from a computer readable storage medium to another
Storage media transmission, for example, the computer instruction can pass through from a web-site, computer, server or data center
Wired (such as coaxial cable, optical fiber, Digital Subscriber Line (DSL)) or wireless (such as infrared, wireless, microwave etc.) mode are to another
A web-site, computer, server or data center are transmitted.The computer readable storage medium can be computer
Any usable medium that can be accessed either includes the data such as one or more usable mediums integrated server, data center
Store equipment.The usable medium can be magnetic medium, (for example, floppy disk, hard disk, tape), optical medium (for example, DVD) or
Person's semiconductor medium (such as solid state hard disk (Solid State Disk, SSD)) etc..
Fig. 8 is the block schematic illustration of the network device of NB-IoT and GSM the independence antenna feeder of one embodiment of the invention.
It, can be according to being stored in read-only storage as shown in figure 8, the frame may include central processing unit (CPU) 701
Program in device (ROM) 702 is executed from the program that storage section 708 is loaded into random access storage device (RAM) 703
The various operations that Fig. 1 embodiment is done.In RAM703, various programs and data needed for being also stored with system architecture operation.
CPU 701, ROM 702 and RAM 703 are connected with each other by bus 704.Input/output (I/O) interface 705 is also connected to always
Line 704.
I/O interface 705 is connected to lower component: the importation 706 including keyboard, mouse etc.；It is penetrated including such as cathode
The output par, c 707 of spool (CRT), liquid crystal display (LCD) etc. and loudspeaker etc.；Storage section 708 including hard disk etc.；
And the communications portion 709 of the network interface card including LAN card, modem etc..Communications portion 709 via such as because
The network of spy's net executes communication process.Driver 710 is also connected to I/O interface 705 as needed.Detachable media 711, such as
Disk, CD, magneto-optic disk, semiconductor memory etc. are mounted on as needed on driver 710, in order to read from thereon
Computer program be mounted into storage section 708 as needed.
Particularly, according to an embodiment of the invention, may be implemented as computer above with reference to the process of flow chart description
Software program.For example, the embodiment of the present invention includes a kind of computer program product comprising be tangibly embodied in machine readable
Computer program on medium, the computer program include the program code for method shown in execution flow chart.At this
In the embodiment of sample, which can be downloaded and installed from network by communications portion 709, and/or from removable
Medium 711 is unloaded to be mounted.
The apparatus embodiments described above are merely exemplary, wherein described, unit can as illustrated by the separation member
It is physically separated with being or may not be, component shown as a unit may or may not be physics list
Member, it can it is in one place, or may be distributed over multiple network units.It can be selected according to the actual needs
In some or all of the modules achieve the purpose of the solution of this embodiment.Those of ordinary skill in the art are not paying creativeness
Labour in the case where, it can understand and implement.
Through the above description of the embodiments, those skilled in the art can be understood that each embodiment can
It realizes by means of software and necessary general hardware platform, naturally it is also possible to pass through hardware.Based on this understanding, on
Stating technical solution, substantially the part that contributes to existing technology can be embodied in the form of software products in other words, should
Computer software product may be stored in a computer readable storage medium, such as ROM/RAM, magnetic disk, CD, including several fingers
It enables and using so that a computer equipment (can be personal computer, server or the network equipment etc.) executes each implementation
Method described in certain parts of example or embodiment.
On the one hand, foregoing invention embodiment is total in antenna feeder network by the transformation to total antenna feeder network in NB-IoT and GSM
Increase by 2 channel GSM antennas, disconnect a transceiver channel and a receipts channel, based on the common mode after 2 channel GSM and disconnection channel
RRU sets up the network of NB-IoT and GSM independence antenna feeder, enhances effective covering of signal, improve signal strength, Jin Erti
High network speed.
On the other hand, it is logical to be total to increase by 2 in antenna feeder network in NB-IoT and GSM when network is transformed for foregoing invention embodiment
Road GSM antenna disconnects a transceiver channel and a receipts channel, and transformation difficulty is low, and is increased without RRU(it is expensive),
Improvement expenses are greatly saved.
When network is transformed 2 channels removed can be transformed with system upgrade in another aspect, foregoing invention embodiment
GSM antenna has effectively carried out waste utilization, can not only reduce expense, can also prevent the wasting of resources and electronic pollution.
Finally, it should be noted that the above embodiments are merely illustrative of the technical solutions of the present invention, rather than its limitations；Although
Present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that: it still may be used
To modify the technical solutions described in the foregoing embodiments or equivalent replacement of some of the technical features；
And these are modified or replaceed, technical solution of various embodiments of the present invention that it does not separate the essence of the corresponding technical solution spirit and
Range.
Claims (10)
1. the network-building method of a kind of NB-IoT and GSM independence antenna feeder, which comprises the following steps:
It is total in antenna feeder network in NB-IoT and GSM and increases by 2 channel GSM antennas,
Wherein, total antenna feeder networking includes: the common mode RRU of the common mode antenna of 4 channel NB-IoT and GSM, 4 channel NB-IoT and GSM,
Common mode antenna includes: port 1, port 2, port 3 and port 4,
Common mode RRU includes: transmitting-receiving mouth ANT1, closing in ANT2, closing in ANT3, receives and dispatches mouth ANT4,
Port 1 with transmitting-receiving mouth ANT1 connect to form the first transceiver channel, port 2 with transmitting-receiving mouth ANT4 connect to be formed the second transmitting-receiving lead to
Road, port 3 connect to form third receipts channel with closing in ANT2, and port 4 connect to form the 4th receipts channel with closing in ANT3；
2 channel GSM antennas include: first port and second port；
A transceiver channel and a receipts channel are disconnected, based on the common mode RRU after 2 channel GSM and disconnection channel, sets up NB-IoT
With the network of GSM independence antenna feeder.
2. the method stated according to claim 1, which is characterized in that disconnect a transceiver channel and a receipts channel, be based on 2 channels
The GSM and common mode RRU behind disconnection channel, sets up the network of NB-IoT and GSM independence antenna feeder, comprising:
Disconnect the second transceiver channel；
Disconnect fourth lane；
Connect first port and transceiver channel ANT4；
It connects second port and receives channel ANT3.
3. the method stated according to claim 1, which is characterized in that disconnect a transceiver channel and a receipts channel, be based on 2 channels
The GSM and common mode RRU behind disconnection channel, sets up the network of NB-IoT and GSM independence antenna feeder, comprising:
Disconnect the second transceiver channel；
Disconnect fourth lane；
Connect second port and transceiver channel ANT4；
It connects first port and receives channel ANT3.
4. the method stated according to claim 1, which is characterized in that disconnect a transceiver channel and a receipts channel, be based on 2 channels
The GSM and common mode RRU behind disconnection channel, sets up the network of NB-IoT and GSM independence antenna feeder, comprising:
Disconnect the second transceiver channel；
Disconnect third channel；
Connect first port and transceiver channel ANT4；
It connects second port and receives channel ANT2.
5. the method stated according to claim 1, which is characterized in that disconnect a transceiver channel and a receipts channel, be based on 2 channels
The GSM and common mode RRU behind disconnection channel, sets up the network of NB-IoT and GSM independence antenna feeder, comprising:
Disconnect the second transceiver channel；
Disconnect third channel；
Connect second port and transceiver channel ANT4；
It connects first port and receives channel ANT2.
6. the method stated according to claim 1, which is characterized in that further include:
2 channel GSM antennas select the GSM antenna being removed by upgrading network.
7. the method stated according to claim 1, which is characterized in that further include:
The angle of declination for setting the common mode antenna in the network of antenna feeder together for the angle of declination of 2 channel GSM antennas is consistent.
8. the method stated according to claim 6, which is characterized in that further include:
8 ° are set by the angle of declination of 2 channel GSM antennas；
And/or
By the angle of declination of the common mode antenna in the network of independent antenna feeder are as follows: be more than or equal to 10 ° and be less than or equal to 12 °.
9. method described in any one of -8 according to claim 1, which is characterized in that further include:
2 channel GSM antennas inherit the GSM work in common mode antenna and join information.
10. the network device of a kind of NB-IoT and GSM independence antenna feeder characterized by comprising
The common mode antenna of 4 channel NB-IoT and GSM, the common mode RRU of 4 channel NB-IoT and GSM, 2 channel GSM antennas；
Common mode antenna includes: port 1, port 2, port 3 and port 4,
Common mode RRU includes: transmitting-receiving mouth ANT1, closing in ANT2, closing in ANT3, receives and dispatches mouth ANT4,
2 channel GSM antennas include: first port and second port；
Port 1 is connect with transmitting-receiving mouth ANT1；
Port 3 is connect with closing in ANT2；
First port is connect with closing in ANT3；
Second port is connect with transmitting-receiving mouth ANT4.
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