CN108494490B - A kind of wireless 5G forward pass and the network-building method of other service integrations carrying - Google Patents
A kind of wireless 5G forward pass and the network-building method of other service integrations carrying Download PDFInfo
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- CN108494490B CN108494490B CN201810311473.1A CN201810311473A CN108494490B CN 108494490 B CN108494490 B CN 108494490B CN 201810311473 A CN201810311473 A CN 201810311473A CN 108494490 B CN108494490 B CN 108494490B
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B10/00—Transmission systems employing electromagnetic waves other than radio-waves, e.g. infrared, visible or ultraviolet light, or employing corpuscular radiation, e.g. quantum communication
- H04B10/25—Arrangements specific to fibre transmission
- H04B10/2575—Radio-over-fibre, e.g. radio frequency signal modulated onto an optical carrier
- H04B10/25752—Optical arrangements for wireless networks
- H04B10/25753—Distribution optical network, e.g. between a base station and a plurality of remote units
- H04B10/25755—Ring network topology
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04J—MULTIPLEX COMMUNICATION
- H04J14/00—Optical multiplex systems
- H04J14/02—Wavelength-division multiplex systems
- H04J14/0278—WDM optical network architectures
- H04J14/0283—WDM ring architectures
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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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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B10/00—Transmission systems employing electromagnetic waves other than radio-waves, e.g. infrared, visible or ultraviolet light, or employing corpuscular radiation, e.g. quantum communication
- H04B10/03—Arrangements for fault recovery
- H04B10/032—Arrangements for fault recovery using working and protection systems
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Abstract
Disclosed by the invention to belong to technical field of network communication, the network-building method of the network-building method of specially a kind of wireless 5G forward pass and the carrying of other service integrations, this is wireless 5G forward pass and the carrying of other service integrations includes the following steps: S1: selected transmission access node；S2: definition transmission access node coverage area；S3: selection aggregate transmission node；S4: network topological diagram is determined；S5: it calculates and transmits single access node carrying bandwidth；S6: it calculates and carries bandwidth on single access ring, the present invention advantageously accounts for optical cable caused by the site 5G intensively covers and consumes excessive problem, both it had been able to satisfy the forward pass business demand of the newly-built base station 5G, the quality and speed for ensureing service bearer have good scalability, promote the safety of forward pass network, effective carrying 5G and other big band width services in frequency point base station, the manageability and O&M of forward pass network are improved, and the other business of carrying can be integrated, is reduced investment outlay to the greatest extent.
Description
Technical field
The present invention relates to technical field of network communication, the group of specially a kind of wireless 5G forward pass and the carrying of other service integrations
Network method.
Background technique
5G is the 5th generation communication technology abbreviation.Compared with 4G, 5G network possesses stronger performance, supports superelevation rate, surpasses
The application scenarios that low time delay, super large connect.As 5G is gradually walked close to, since 5G spectral characteristic and the bandwidth of single base station are explosive
Increase, in order to reach the requirement of coverage effect and high-speed bandwidth, base station deployment increase in density, deployed position can be increasingly closer to
User, as BBU is separated and RRU remote technology is graduallyd mature with RRU, following 5G, which has, concentrates deployment using DU/BBU
Scheme, part 5G zooms out website will zoom out that website is co-located with existing 4G, therefore for the ultra high density wireless network of the following 5G, deep
The base station forward pass of degree covering is in urgent need, and existing base station incoming fiber optic resource is generally nervous, and in addition 5G network is because of partial service spy
Different property has higher requirement to reliability, and existing fiber direct connection carrying forward pass scheme is difficult to meet, before the base station 5G preferably
Passing networking model will be the emphasis of research.For this purpose, it is proposed that a kind of wireless 5G forward pass and the group of other service integrations carrying
Network method.
Summary of the invention
The purpose of the present invention is to provide the network-building methods that a kind of wireless 5G forward pass and other service integrations carry, to solve
The problems mentioned above in the background art.
To achieve the above object, the invention provides the following technical scheme: a kind of wireless 5G forward pass and other service integrations are held
The network-building method of the network-building method of load, this is wireless 5G forward pass and the carrying of other service integrations includes the following steps:
S1: selected transmission access node: each 5G remote radio site determines one transmission access node of construction, including room
Inner mold and outdoor version；
S2: an active small-sized wave-division device, nothing definition transmission access node coverage area: are disposed in transmission access node
The AAU/RRU of line base station forward pass business can be connected to the active small-sized wave-division device of this by optical fiber and comprehensive switch on business can
The range for being connected to the active small-sized wave-division device is defined as transmission access node coverage area；
S3: selection aggregate transmission node: in the convergence computer room that DU/BBU is centrally placed, configuration convergence wave-division device is made on demand
For aggregate transmission node；
S4: network topological diagram is determined:
Access point networking: the base station AAU/RRU of various frequency points is connected to active small-sized wavelength-division in same access node and is set
It is standby, if there is a small amount of fixed network services and private line service are also accessible to active small-sized wave-division device；
Convergence layer networking: using a convergence wave-division device as net head, by the 4-5 neighbouring active small-sized wave-division device of access
It forms 1 transmission wave and is tapped into ring；Mounting under every convergence wave-division device is advisable into number of rings amount at 3-5, on demand configuration convergence
Wave-division device and access point group ring, it is wireless 5G in the concentrated area DU/BBU is completely covered that transmission wave is tapped into the group ring number of ring
Website is target；
Optical cable setting: in the convergence machine room area that DU/BBU is centrally placed, each transmission wave is tapped into ring into office using not
Same optical cable, same transmission wave are tapped into each active small-sized wave-division device on ring and only need to occupy 1 pair of optical fiber；
S5: it calculates and transmits single access node carrying bandwidth: each frequency range letter in single node transmission bandwidth capacity b=remote radio station
Corresponding to all types of all types of information sources of information source number Fm* of bandwidth capacity demand+Integrated access corresponding to each frequency range information source of source number Fn*
Bandwidth capacity demand, wherein n represents the frequency range of different service types, and m represents the different type of fixed network special line；
S6: calculate and carry bandwidth on single access ring: defining B is all single access node transmission bandwidths on an access ring
The sum of capacity, i.e. B=b1+b2+ ...+bN；Wherein N represents different nodes on a ring, and N≤5, i.e., each node on the ring number is not
More than 5.
Preferably, in the step S2, when same transmission node there are more set remote radio AAU/RRU, cover remote radio more
AAU/RRU accesses same active small-sized wave-division device, i.e., same all AAU/RRU of node are unified by an active small-sized wave
Subset carrying.
Preferably, in the step S2, the transmission active small-sized wave-division device customer side of access node is adaptive using full rate
Interface is answered, the eCPRI/CPRI interface of the side AAU/RRU can be directly connected to, without configuration.
Preferably, in the step S4, convergence layer wave-division device uses specific eCPRI/CPRI Processing Interface board, line
Trackside and transmission access node networking, customer side and corresponding DU/BBU connection.
Preferably, in the step S4, in the wireless zone that DU/BBU concentrates covering, same transmission wave is tapped on ring
Active small-sized wave-division device only need to occupy 1 pair of optical fiber, and 1+1 protection mode can be taken.
Preferably, in the wireless zone that DU/BBU concentrates covering, each frequency range information source number in remote radio station can not only be carried
Bandwidth capacity demand, moreover it is possible to carry the bandwidth capacity demand of other fixed network special lines, government and enterprises' special line comprehensive switch on business.
Compared with prior art, the beneficial effects of the present invention are: a kind of wireless 5G forward pass of invention proposition and other industry
The network-building method of the comprehensive carrying of business, is planned by forward pass bearer network of the above-mentioned networking mode to 5G wireless network, relative to
The forward pass scheme that optical fiber directly drives, has the following advantages: (1) can largely save backbone optical cable first, increase forward pass transmission range；(2)
Next possesses efficiently perfect OAM management, ensures the network functions such as performance monitoring, alarm report and equipment management, and safeguard boundary
Face is clear, improves the manageability and O&M of forward pass network；(3) functions such as looped network protection are then provided, improving network can
By property and resource utilization；(4) 5G and all types of corresponding bandwidth capacity demands of Integrated access are finally supported；Has synthesis
The advantages that service accessibility, unified carrying, investment reduction.
Detailed description of the invention
Fig. 1 is the schematic network structure of network-building method of the present invention.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
Referring to Fig. 1, the present invention provides a kind of technical solution: a kind of wireless 5G forward pass and the group of other service integrations carrying
The network-building method of network method, this is wireless 5G forward pass and the carrying of other service integrations includes the following steps:
S1: selected transmission access node: according to the deployment scheme of wireless 5G network, each 5G remote radio website determination is built
If a transmission access node, mounting means can hang tower, pole and hang the multiple mounting modes such as wall, and define transmission access section
The corresponding wireless 5G remote radio website of point title is of the same name；
S2: it definition transmission access node coverage area: according to each transmission access node determined in step 1, is connect in transmission
Ingress disposes an active small-sized wave-division device, and all wireless base stations (various frequency point base stations) forward pass business in the website is equal
The active small-sized wave-division device of this is gone upward to by AAU/RRU, the type of cable is connected, is determined according to the business interface of AAU/RRU,
Active small-sized wave-division device customer side uses full rate adaptive interface；
Base station multiple frequency points (5G/4G) in the access point can access the active small-sized wave-division device, fixed network and specially
Other business such as line also can access the active small-sized wave-division device；
S3: selection aggregate transmission node: in the convergence computer room that DU/BBU is centrally placed, configuration convergence wave-division device is made on demand
For aggregate transmission node, the convergence computer room being centrally placed, it is necessary to be preferably provided with the sensible computer room of a plurality of different routing optical cables, in this way
Multiple access rings can effectively be formed；
S4: network topological diagram is determined:
Access point networking: the base station AAU/RRU of various frequency points is connected to active small-sized wavelength-division in same access node and is set
It is standby, if there is a small amount of fixed network services and private line service are also accessible to active small-sized wave-division device；
Convergence layer networking: using a convergence wave-division device as net head, by the 4-5 neighbouring active small-sized wave-division device of access
It forms 1 transmission wave and is tapped into ring；Mounting under every convergence wave-division device is advisable into number of rings amount at 3-5, on demand configuration convergence
Wave-division device and access point group ring, it is wireless 5G in the concentrated area DU/BBU is completely covered that transmission wave is tapped into the group ring number of ring
Website is target；
Optical cable setting: in the convergence machine room area that DU/BBU is centrally placed, each transmission wave is tapped into ring into office using not
Same optical cable, same transmission wave are tapped into each active small-sized wave-division device on ring and only need to occupy 1 pair of optical fiber；
S5: it calculates and transmits single access node carrying bandwidth: each frequency range letter in single node transmission bandwidth capacity b=remote radio station
Corresponding to all types of all types of information sources of information source number Fm* of bandwidth capacity demand+Integrated access corresponding to each frequency range information source of source number Fn*
Bandwidth capacity demand；
The bandwidth for calculating transmission access node must be in conjunction with the specific business need situation at each remote radio station, telecom operation
The base station radio source type of quotient mainly has 5G, 4G；The single AAU/RRU demand bandwidth of different frequent points is different, identical frequency point
Number of sectors differed from 1 to 3, count the corresponding bandwidth capacity demand of each frequency range the number of signal sources and adding up obtain it is wireless
Total bandwidth need, the bandwidth demand of fixed network special line mainly have 155M/FE/GE/10GE etc. on port type, according to each access point
Specific business development situation, count all types of the number of signal sources and correspond to bandwidth demand and add up and obtain total band of fixed network special line
Wide demand, biography needed for wireless total bandwidth need just obtains each transmission access node plus the total bandwidth need of fixed network special line
Defeated bandwidth b, by calculating the configurable customer side for transmitting single access node and line side port type and quantity.
Carry bandwidth on S6, the single access ring of calculating: defining B is that all transmission access node bands are tolerant on an access ring
The sum of amount, i.e. B=b1+b2+ ...+bN；N=1,2 ..., ordinary circumstance N≤5；Wherein N represents different nodes on a ring；With neighbour
The multiple rings of mode group of proximity access point and convergence wave-division device group ring, each node on the ring sum are advisable at 3-5, every convergence
Mounting under wave-division device is advisable into number of rings amount at 3-5, on demand configuration convergence wave-division device and access point group ring, to complete region
Interior 5G network all standing is target.
The specific eCPRI/ that is corresponding to it is configured on convergence layer wave-division device by calculating single access ring carrying bandwidth
The type of CPRI Processing Interface board, the flank speed of access ring is up to 240G.
It although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with
A variety of variations, modification, replacement can be carried out to these embodiments without departing from the principles and spirit of the present invention by understanding
And modification, the scope of the present invention is defined by the appended.
Claims (6)
1. a kind of wireless 5G forward pass and the network-building method of other service integrations carrying, it is characterised in that: this is wireless 5G forward pass and its
The network-building method of its service integration carrying includes the following steps:
S1: selected transmission access node: each 5G remote radio site determines one transmission access node of construction, including indoor type
And outdoor version；
S2: an active small-sized wave-division device, wireless base definition transmission access node coverage area: are disposed in transmission access node
The AAU/RRU for forward pass business of standing can be connected to the active small-sized wave-division device of this and comprehensive switch on business by optical fiber and can be connected
Range to the active small-sized wave-division device is defined as transmission access node coverage area；
S3: selection aggregate transmission node: in the convergence computer room that DU/BBU is centrally placed, configuration convergence wave-division device, which is used as, on demand converges
Poly- transmission node；
S4: network topological diagram is determined:
Access point networking: the base station AAU/RRU of various frequency points is connected to active small-sized wave-division device in same access node, such as
Fruit has a small amount of fixed network services and private line service to be also accessible to active small-sized wave-division device；
Convergence layer networking: using a convergence wave-division device as net head, the neighbouring active small-sized wave-division device of 4-5 access is formed
1 transmission wave is tapped into ring；Mounting under every convergence wave-division device is advisable into number of rings amount at 3-5, on demand configuration convergence wavelength-division
Equipment and access point group ring, transmission wave are tapped into the group ring number of ring so that 5G wireless site in the concentrated area DU/BBU is completely covered
For target；
Optical cable setting: in the convergence machine room area that DU/BBU is centrally placed, each transmission wave is tapped into ring into office using different
Optical cable, same transmission wave are tapped into each active small-sized wave-division device on ring and only need to occupy 1 pair of optical fiber；
S5: it calculates and transmits single access node carrying bandwidth: each frequency range information source number in single node transmission bandwidth capacity b=remote radio station
Band corresponding to all types of all types of information sources of information source number Fm* of bandwidth capacity demand+Integrated access corresponding to each frequency range information source of Fn*
Tolerance demand, wherein n represents the frequency range of different service types, and m represents the different type of fixed network special line；
S6: calculate and carry bandwidth on single access ring: defining B is all single access node transmission bandwidth capacity on an access ring
The sum of, i.e. B=b1+b2+ ...+bN；Wherein N represents different nodes, N≤5, i.e., each node on the ring number on a ring and is no more than
5.
2. a kind of wireless 5G forward pass according to claim 1 and the network-building method of other service integrations carrying, feature exist
In: in the step S2, when same transmission node has more set remote radio AAU/RRU, more set remote radio AAU/RRU accesses are same
One active small-sized wave-division device, i.e., same all AAU/RRU of node are unified to be carried by an active small-sized wave-division device.
3. a kind of wireless 5G forward pass according to claim 1 and the network-building method of other service integrations carrying, feature exist
In: in the step S2, the transmission active small-sized wave-division device customer side of access node uses full rate adaptive interface, can be direct
The eCPRI/CPRI interface for connecting the side AAU/RRU, without configuration.
4. a kind of wireless 5G forward pass according to claim 1 and the network-building method of other service integrations carrying, feature exist
In: in the step S4, convergence layer wave-division device uses specific eCPRI/CPRI Processing Interface board, and line side connects with transmission
Ingress networking, customer side and corresponding DU/BBU connection.
5. a kind of wireless 5G forward pass according to claim 1 and the network-building method of other service integrations carrying, feature exist
In: in the step S4, in the wireless zone that DU/BBU concentrates covering, same transmission wave is tapped into the active small-sized wave on ring
Subset only needs to occupy 1 pair of optical fiber, and can take 1+1 protection mode.
6. a kind of wireless 5G forward pass according to claim 1 and the network-building method of other service integrations carrying, feature exist
In: in the wireless zone that DU/BBU concentrates covering, each frequency range information source number bandwidth capacity demand in remote radio station can not only be carried,
The bandwidth capacity demand of other fixed network special lines, government and enterprises' special line comprehensive switch on business can also be carried.
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| CN109672475B (en) * | 2019-01-09 | 2024-08-09 | 杭州芯耘光电科技有限公司 | But two-way transmission optical module of remote wavelength regulation |
| CN112118067B (en) * | 2019-06-20 | 2023-03-31 | 中国移动通信有限公司研究院 | State monitoring method, device, equipment and storage medium of forwarding network |
| CN110708715B (en) * | 2019-09-18 | 2021-07-13 | 中盈优创资讯科技有限公司 | Service fault finding method and device for 5G base station |
| CN114374437B (en) * | 2020-10-15 | 2023-11-10 | 中国移动通信集团浙江有限公司 | CRAN-based forwarding system and construction method thereof |
| CN114900861B (en) * | 2022-06-17 | 2024-04-09 | 中国联合网络通信集团有限公司 | Base station control method, base station and storage medium |
| CN115190494B (en) * | 2022-09-09 | 2022-12-02 | 深圳凡维泰科技服务有限公司 | Wireless signal forwarding method and device based on PON (Passive optical network) |
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