CN106375884A - GPON uplink Nanocell device and implementation method thereof - Google Patents
GPON uplink Nanocell device and implementation method thereof Download PDFInfo
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04Q—SELECTING
- H04Q11/00—Selecting arrangements for multiplex systems
- H04Q11/0001—Selecting arrangements for multiplex systems using optical switching
- H04Q11/0062—Network aspects
- H04Q11/0067—Provisions for optical access or distribution networks, e.g. Gigabit Ethernet Passive Optical Network (GE-PON), ATM-based Passive Optical Network (A-PON), PON-Ring
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L12/00—Data switching networks
- H04L12/28—Data switching networks characterised by path configuration, e.g. LAN [Local Area Networks] or WAN [Wide Area Networks]
- H04L12/2854—Wide area networks, e.g. public data networks
- H04L12/2856—Access arrangements, e.g. Internet access
- H04L12/2869—Operational details of access network equipments
- H04L12/2878—Access multiplexer, e.g. DSLAM
- H04L12/2879—Access multiplexer, e.g. DSLAM characterised by the network type on the uplink side, i.e. towards the service provider network
- H04L12/2885—Arrangements interfacing with optical systems
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L41/00—Arrangements for maintenance, administration or management of data switching networks, e.g. of packet switching networks
- H04L41/08—Configuration management of networks or network elements
- H04L41/0803—Configuration setting
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W56/00—Synchronisation arrangements
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W88/00—Devices specially adapted for wireless communication networks, e.g. terminals, base stations or access point devices
- H04W88/08—Access point devices
- H04W88/10—Access point devices adapted for operation in multiple networks, e.g. multi-mode access points
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Abstract
The invention discloses a GPON uplink Nanocell device and an implementation method thereof. The GPON uplink Nanocell device comprises: a GPON module connected with a GPON OLT through an ODN network and is connected to an EMS system and an ITMS system, the EMS system configures and manages optical link data through an OMCI protocol, the ITMS system configures and manages WAN data export business through a TR069 protocol, the GPON module establishes the GPON uplink Nanocell device and the GPON OLT, and a service connection is established between the GPON OLT and the Ethernet; and a Nanocell basic function module is composed of a baseband processor unit for realizing a wireless access function of the Nanocell device, an Ethernet switching unit, a WIFI unit, an SIM card unit, a GPS synchronization unit, a 1588 synchronization unit, a clock unit and an LTE radio frequency unit. The GPON uplink Nanocell device disclosed by the invention overcomes poor quality, easy lost connection and other defects of indoor mobile communication of an LTE macro base station, and reduces the network deployment cost.
Description
Technical field
The present invention relates to optical access network, lte moving communicating field are and in particular to a kind of up nanocell equipment of gpon
And its implementation.
Background technology
On the one hand, traditional integrated small station mainly adopts two ways, and a kind of mode is gigabit Ethernet power port, needs
Point-to-point deployment category-5 cable just can complete to transmit, and needs to consume substantial amounts of copper cash resource, constantly high with World Copper valency, and five
Also when the river rises the boat goes up for class line, cost more and more higher, and the problem of limited transfer rate and distance, much cannot meet and move at present
The continuous growth requirement of business；The gigabit Ethernet optical port of another way, needs the double fibre of point-to-point deployment just can complete to transmit,
More and more intensive with base station deployment, the demand for cable resource is increasing, and existing cable resource has depleted becoming
Gesture, the dress of putting of new optical cable also becomes more and more difficult.
Pon (passive optical network, EPON) technology is a kind of technology of point-to-multipoint, is recognized
For being the ultimate solution in following ftth (fiber to the home, fiber to the home) epoch, traditional pon technology is divided into
Epon (ethernet passive optical network, Ethernet passive optical network) and gpon (gigabit-capable
Pon, gigabit Ethernet EPON), only can provide upstream bandwidth 1g, downlink bandwidth 1g, standard scores with respect to epon
Than the service for 1:32, gpon can provide upstream bandwidth 1.25g, downlink bandwidth 2.5g, standard spectral than the clothes for 1:128 to light
Business.Development with technology and the increase of portfolio, people are for video request program, online game and interactive iptv
The requirement more and more higher of (interactive personal tv, personalized interactive TV), gpon is in high bandwidth and big splitting ratio
The technical advantage of two aspects becomes apparent from, and has become as the ftth access technology of main flow.
On the other hand, with the arriving in global lte epoch, various high-speed radio applications are being constantly changing the life of the mankind
The mode of living, the popular pattern seizing information there occurs the change of essence, links up consulting whenever and wherever possible and is possibly realized.lte
The key property that technology gives the information age is exactly the generation of mass data business, and Internet service has been effectively extending to move
The dynamic communications field, handheld terminal has been forged into the stage that information crosses.Survey result according to related survey institute claims, 70%
There is environment indoors in lte business, the quality of therefore indoor wireless distribution system determines the business of user using perception, and current
Lte macro base station indoor mobile communication is second-rate, easily go offline.
In sum, prior art has the disadvantage in that 1, traditional point-to-point category-5 cable or double fine access consume in a large number
Cable resource, high cost, difficulty of construction are big and the construction period is long；2nd, lte macro base station indoor mobile communication is second-rate, easily fall
Line.
Content of the invention
The technical problem to be solved is to solve traditional point-to-point category-5 cable or double fine access a large amount of lines of consumption
Cable resource, high cost, difficulty of construction are big and the construction period is long；Lte macro base station indoor mobile communication is second-rate, asking of easily going offline
Topic.
In order to solve above-mentioned technical problem, the technical solution adopted in the present invention is to provide a kind of gpon up
Nanocell equipment, including realizing the gpon module of the up function of gpon and realize the nanocell base of lte wireless access function
This functional module,
Gpon module is connected with gpon olt by odn network, and on be connected to ems system and itms system, ems system lead to
Cross configuration and the management that omci agreement carries out optical link data, itms system carries out wan mouth data service by tr069 agreement
Configuration and managing, gpon module establishes the up nanocell equipment of gpon and gpon olt, gpon olt and Ethernet it
Between set up service connect so that between nanocell equipment and operation support system the data channel of wireless backhaul network be created as
Work(；
Nanocell basic function module by realize nanocell equipment wireless access function baseband processor unit, with
Too net crosspoint, wifi unit, sim card unit, gps lock unit, 1588 lock units, clock unit and lte radio frequency list
Unit's composition.
In technique scheme, described gpon module by realize gpon access embedded soc chip, ddr sdram,
Nand flash rom chip and optical module composition, and the connection with described Ethernet exchanging unit is realized by ge interface.
In technique scheme, described baseband processor unit is used for process and the other software work(of whole baseband signals
Can, and realize the control to other units；
Described Ethernet exchanging unit is used for the extension of user side network interface and the interconnected of other modules and unit, passes through
Ge interface connects described gpon module, realizes upload and download and the internal exchange of data of nanocell equipment communication data；
Described wifi unit is used for providing the radio communication of 2.4ghz or 5.8ghz frequency range, realize wifi business access and
Wifi signal covers；
Described sim card unit realizes the authentication functions to nanocell equipment wireless access and safety identification authentication；
Described gps lock unit is realized and external gps receiver interface, to obtain and process time from gps receiver
Signal with Frequency Synchronization；
Described 1588 lock units realize 1588 hardware synchronization, to realize the synchronization of time and frequency；
Described clock unit realizes the data signal of baseband board and the synchronic clock of radiofrequency signal of radio frequency daughter board, described Ethernet
Clock needed for crosspoint and the synchronization of 1588 lock units and other units；
Described lte radio frequency unit mainly supports lte standard, completes the signal processing of radio-frequency receiving-transmitting chain, realizes by sky
Middle uu interface is connected with ue.
In technique scheme, described gpon module includes following functions: omci management function, tr069 remote management
Function, security function, local management function, nat and address function, Layer2 switching function, qos function and route forwarding function.
Present invention also offers a kind of implementation method of the up nanocell equipment of gpon, comprise the following steps:
After s1, gpon olt monitors gpon module, ems system sets up gpon olt and gpon module by omci agreement
Between optical link；
S2, gpon module initiates wan connection request, itms system respond request, sets up management passage data respectively and leads to
The wan in road connects；
S3, nanocell basic function module passes through gpon module, is linked into by hems system and operation support system
Mobile core network, completes the registration of nanocell equipment and the interaction of authentication information；
S4, nanocell equipment passes through hems system online updating software version, receives acquiescence rf that hems system issues
Parameter, and construct scrambler list, neighbor cell list, physical area id, position, route server information；
S5, nanocell opening of device network monitoring function, enters self-optimizing link, enters standby shape after the completion of self-optimizing
State；
S6, enter nanocell equipment overlay area ue, by user list obtain authorize, and with nanocell equipment
Set up contact, worked in coordination with by nanocell equipment and henb gw and carry out radio-resource-configuration, set up caller and called between data
Service link；
After the completion of s7, calling, hems system controls nanocell equipment and operation support system to discharge Radio Resource respectively,
Nanocell equipment reenters holding state, and return to step s5.
In technique scheme, described rf parameter includes upper and lower line frequency, wireless signal-path band width, pilot parameters and transmitting
Power.
In technique scheme, s5 specifically includes following steps:
Nanocell opening of device network monitoring function, by scanning aerial uu interface, receiving the measurement report that ue reports
And carry out three kinds of modes of information exchange with adjacent nanocell equipment, carry out surrounding wireless parameter sampling, according to sampling knot
Fruit dynamically adjusts the configuration of itself wireless parameter, reaches coverage rate and capacity optimization.
The present invention realizes intelligent acess, collection video communication, data communication and interior based on point-to-multipoint gpon access technology
Mobile communication, in one, provides the user high bandwidth, high-quality data and voice communications services, its high bandwidth characteristic can expire
Sufficient user's new business application, the higher and higher requirement to bandwidth such as video request program, online game and interactive iptv, realize
Mobile communication fixed network, improves indoor lte and covers, and overcomes that lte macro base station indoor mobile communication is of poor quality, easily goes offline
Defect, has saved network design cost.
Brief description
Fig. 1 is a kind of hardware frame schematic diagram of the up nanocell equipment of gpon provided in an embodiment of the present invention；
Fig. 2 is a kind of functional block diagram of the up nanocell equipment of gpon provided in an embodiment of the present invention；
Fig. 3 is a kind of implementation method flow chart of the up nanocell equipment of gpon provided in an embodiment of the present invention.
Specific embodiment
Nanocell, also known as integrated scytoblastema station, is according to lte development and mobile broadband trend, existing
Integrated wifi on the basis of smallcell, the subminiaturization integrated base station of release, it is mainly used to solve family and office etc.
Lte in-door covering and the problem of wifi in-door covering.Integrated scytoblastema station is increasing covering of network to the value dimension of operator
Lid and capacity, saving network design cost, increase user's viscosity reduce the aspects such as customer loss, the value dimension to telecommunication user
In good in-door covering, cheap rate, the data transfer of high speed and high-quality communication effect and brand-new business body
The aspect such as test.
In order to overcome traditional point-to-point category-5 cable or double fine access to consume a large amount of cable resources, high cost, difficulty of construction
The big and construction period is long, and lte macro base station indoor mobile communication is second-rate, the problem that easily goes offline, the invention provides one
Plant the up nanocell base station equipment of gpon and its implementation, intelligent acess realized based on the gpon technology of point-to-multipoint,
Integrate video communication, data communication and indoor mobile communication, by user side interface (include data-interface, wifi interface,
Gps sync cap, sim card interface and base station radio interface etc.) provide the user high bandwidth, high-quality data and voice communication
Service, improves indoor lte and covers, overcome the defects such as lte macro base station indoor mobile communication is of poor quality, easily go offline, save
Network design cost.
With reference to specification drawings and specific embodiments, the present invention is described in detail.
Embodiments provide a kind of up nanocell equipment of gpon, as shown in Figure 1, 2, mainly by realizing
The gpon module 1 of the up function of gpon and the nanocell basic function module 2 realizing lte wireless access function form.
Gpon module 1, mainly pass through odn network (optical distribution network, Optical Distribution Network) with
Gpon olt be connected, gpon olt is connected to ems system (element management system, Element management system) and
Itms system (integrated terminal management system, terminal total management system), wherein, ems system
Optical link is carried out by omci (ont management and control interface, ont manage control interface) agreement
The configuration of data and management, itms system carries out configuration and the management of wan mouth data service, gpon module 1 by tr069 agreement
Establish the up nanocell equipment of gpon and gpon olt, between the Ethernet of gpon olt and service provider's offer, set up clothes
Business connects so that between nanocell equipment and operation support system (including henb gw, henb gw comprises segw network element) no
The data channel of line return network is successfully established.
Nanocell basic function module 2, mainly mono- by baseband processor unit 20, Ethernet exchanging unit 21, wifi
Unit 22, sim card unit 23, gps lock unit 24,1588 lock units 25, clock unit 26 and lte radio frequency unit 27 form,
Realize the wireless access function of nanocell equipment.
Gpon module 1 is by embedded soc chip 10, ddr sdram11 (the Double Data Rate synchronous dynamic realizing gpon access
Random access memory), the optical module 13 of nand flash rom chip 12 and itu g984.2 forms, and passes through ge interface (gigabit
Ethernet interface) realize and the connection of Ethernet exchanging unit 21, realize nanocell equipment pass through gpon technology access wireless
The function of return network.
Baseband processor unit 20, the process for whole baseband signals and other software function, and realize single to other
The control of unit；
Ethernet exchanging unit 21, for the interconnected of the extension of user side network interface and other modules and unit, passes through
Ge interface connects gpon module 1, realizes upload and download and the internal exchange of data of nanocell equipment communication data；
Wifi unit 22, for providing the radio communication of 2.4ghz or 5.8ghz frequency range, realize wifi business access and
Wifi signal covers；
Sim card unit 23, mainly realizes the authentication functions to nanocell equipment wireless access and safety identification authentication；
Gps lock unit 24, main realization and external gps receiver interface, so that when gps receiver obtains with processing
Between and Frequency Synchronization signal；
1588 lock units 25, mainly realize 1588 hardware synchronization, to realize the synchronization of time and frequency；
Clock unit 26, mainly realizes the data signal of baseband board and the synchronic clock of radiofrequency signal of radio frequency daughter board, Ethernet
Clock needed for crosspoint 21 and 1588 lock unit 25 synchronization and other units；
Lte radio frequency unit 27, main support lte standard, complete the signal processing of radio-frequency receiving-transmitting chain, realize by aerial
Uu interface is connected with ue.
As shown in Fig. 2 gpon module 1 includes omci management function, tr069 remote management capability, security function, local pipe
Reason function, nat (network address translation, network address translation) and address function, Layer2 switching function,
Qos (quality of service, service quality) function and route forwarding function.
Nanocell basic function module 2 includes 5.8g wifi function, 1588 synchronizing functions, oam management function, 2.4g
Wifi function, gps synchronizing function, son (self-organized networks, self-organizing network) function, network exchange work(
Can, eat dishes without rice or wine to intercept synchronizing function, rrm (radio resource management, RRM) function, at lte base band
Reason function, tr069 remote management capability, sim card interface function, lte radio-frequency enabled, commissioning interface, security function, local management
Function, Layer2 switching function and route forwarding function.
The embodiment of the present invention additionally provides a kind of implementation method of the up nanocell equipment of gpon, as shown in figure 3, bag
Include following steps:
S101, nanocell device power, gpon module and nanocell basic function module start.
After s102, gpon olt monitors gpon module (gpon onu), ems system sets up gpon by omci agreement
Optical link between olt and gpon module.
S103, gpon module initiates wan connection request, sets up the conversation mechanism with itms system.
S104, itms system responds the request of gpon module, and the wan setting up management passage respectively connects data passage
Wan connects, and so far the up data channel of gpon has built up successfully.
S105, nanocell basic function module passes through gpon module, by hems system (henb management
System, home base station management system) and operation support system (including henb gw, henb gw comprises segw network element) be linked into
Mobile core network (epc), completes the registration of nanocell equipment and the interaction of authentication information.
Gpon module undertakes the transparent transmission of registration and authentication information, thus realizing nanocell equipment and oss system (the
Office of strategic services, OSS) and mobile core network information exchange.
S106, nanocell equipment passes through hems system online updating software version, receives the acquiescence that hems system issues
Rf parameter, and construct scrambler list, neighbor cell list, physical area id, position, route server information etc..
Rf parameter includes upper and lower line frequency, wireless signal-path band width, pilot parameters and transmission power etc..
S107, nanocell opening of device network monitoring function, enters self-optimizing link, enters standby after the completion of self-optimizing
State.
Specifically: nanocell opening of device network monitoring function, by scanning aerial uu interface, receiving the survey that ue reports
Amount is reported and is carried out three kinds of modes of information exchange with adjacent nanocell equipment, carries out surrounding wireless parameter sampling, according to
Sampling result dynamically adjusts the configuration of itself wireless parameter, reaches coverage rate and capacity optimization, that is, reach and optimize service quality
Purpose.
S108, the ue of entrance nanocell equipment overlay area, are obtained by user list and authorize, and set with nanocell
Standby set up contact, caller can be initiated and can also respond called, be worked in coordination with by nanocell equipment and henb gw and carry out Radio Resource
Configuration, set up caller and called between data traffic link.
After the completion of s109, calling, hems system controls nanocell equipment and operation support system to discharge wireless money respectively
Source, nanocell equipment reenters holding state, and return to step s107.
The present invention is not limited to above-mentioned preferred forms, anyone structure change made under the enlightenment of the present invention,
Every have same or like technical scheme with the present invention, each falls within protection scope of the present invention.
Claims (7)
1. a kind of up nanocell equipment of gpon it is characterised in that include realize the up function of gpon gpon module and
Realize the nanocell basic function module of lte wireless access function,
Gpon module is connected with gpon olt by odn network, and on be connected to ems system and itms system, ems system is passed through
Omci agreement carries out configuration and the management of optical link data, and itms system carries out joining of wan mouth data service by tr069 agreement
Put and manage, gpon module establishes the up nanocell equipment of gpon and gpon olt, between gpon olt and Ethernet
The service of foundation connects so that the data channel of wireless backhaul network is created as between nanocell equipment and operation support system
Work(；
Nanocell basic function module is by baseband processor unit, the Ethernet realizing nanocell equipment wireless access function
Crosspoint, wifi unit, sim card unit, gps lock unit, 1588 lock units, clock unit and lte radio frequency unit group
Become.
2. the up nanocell equipment of gpon as claimed in claim 1 is it is characterised in that described gpon module is by realizing
Embedded soc chip, ddr sdram, nand flashrom chip and optical module composition that gpon accesses, and pass through ge interface
Realize the connection with described Ethernet exchanging unit.
3. the up nanocell equipment of gpon as claimed in claim 1 it is characterised in that
Described baseband processor unit is used for process and the other software function of whole baseband signals, and realizes to other units
Control；
Described Ethernet exchanging unit is used for the extension of user side network interface and the interconnected of other modules and unit, is connect by ge
Mouth connects described gpon module, realizes upload and download and the internal exchange of data of nanocell equipment communication data；
Described wifi unit is used for providing the radio communication of 2.4ghz or 5.8ghz frequency range, realizes access and the wifi of wifi business
Signal covers；
Described sim card unit realizes the authentication functions to nanocell equipment wireless access and safety identification authentication；
Described gps lock unit is realized and external gps receiver interface, to obtain and process time and frequency from gps receiver
The synchronous signal of rate；
Described 1588 lock units realize 1588 hardware synchronization, to realize the synchronization of time and frequency；
Described clock unit realizes the data signal of baseband board and the synchronic clock of radiofrequency signal of radio frequency daughter board, described Ethernet exchanging
Clock needed for unit and the synchronization of 1588 lock units and other units；
Described lte radio frequency unit mainly supports lte standard, completes the signal processing of radio-frequency receiving-transmitting chain, realizes passing through aerial uu
Interface is connected with ue.
4. the up nanocell equipment of gpon as claimed in claim 1 it is characterised in that described gpon module include following
Function: omci management function, tr069 remote management capability, security function, local management function, nat and address function, two layers
Function of exchange, qos function and route forwarding function.
5. a kind of implementation method of the up nanocell equipment of gpon is it is characterised in that comprise the following steps:
After s1, gpon olt monitors gpon module, ems system is set up between gpon olt and gpon module by omci agreement
Optical link；
S2, gpon module initiates wan connection request, itms system respond request, sets up management passage data passage respectively
Wan connects；
S3, nanocell basic function module passes through gpon module, is linked into movement by hems system and operation support system
Core net, completes the registration of nanocell equipment and the interaction of authentication information；
S4, nanocell equipment passes through hems system online updating software version, receives the acquiescence rf parameter that hems system issues,
And construct scrambler list, neighbor cell list, physical area id, position, route server information；
S5, nanocell opening of device network monitoring function, enters self-optimizing link, enters holding state after the completion of self-optimizing；
S6, the ue of entrance nanocell equipment overlay area, are obtained by user list and authorize, and set up with nanocell equipment
Contact, is worked in coordination with by nanocell equipment and henb gw and carries out radio-resource-configuration, set up caller and called between data service
Link；
After the completion of s7, calling, hems system controls nanocell equipment and operation support system to discharge Radio Resource respectively,
Nanocell equipment reenters holding state, and return to step s5.
6. the implementation method of the up nanocell equipment of gpon as claimed in claim 5 is it is characterised in that described rf parameter
Including upper and lower line frequency, wireless signal-path band width, pilot parameters and transmission power.
7. the implementation method of the up nanocell equipment of gpon as claimed in claim 5 is it is characterised in that s5 specifically includes
Following steps:
Nanocell opening of device network monitoring function, by scan aerial uu interface, receive the measurement report that reports of ue and with
Adjacent nanocell equipment carries out three kinds of modes of information exchange, carries out surrounding wireless parameter sampling, is moved according to sampling result
State adjusts the configuration of itself wireless parameter, reaches coverage rate and capacity optimization.
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| CN111447011A (en) * | 2020-03-13 | 2020-07-24 | 广东工业大学 | Optical modulation system and method for wireless backhaul and cooperative communication |
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