CN102404717A - Method and system for relay node to acquire configuration information - Google Patents
Method and system for relay node to acquire configuration information Download PDFInfo
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- CN102404717A CN102404717A CN2010102825566A CN201010282556A CN102404717A CN 102404717 A CN102404717 A CN 102404717A CN 2010102825566 A CN2010102825566 A CN 2010102825566A CN 201010282556 A CN201010282556 A CN 201010282556A CN 102404717 A CN102404717 A CN 102404717A
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- H04W48/00—Access restriction; Network selection; Access point selection
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Abstract
The invention discloses a method for a relay node to acquire configuration information, which includes judging whether a network node the relay node is switched in is proper or not when the network side receives the acquiring configuration information request transmitted by the relay node and transmitting corresponding configuration information to the relay node according to judging results. A system for achieving relay node acquiring configuration information in the method is simultaneously disclosed. The system comprises a receiving unit used for receiving acquiring configuration information request sent by the relay node, a judging unit used for judging whether the network node the relay node is switched in is proper according to the acquiring configuration information and a transmitting unit used for transmitting corresponding configuration information according to the judging results of the judging unit. The method and the system avoid leakage of privacy information of network operators and waste of network resources caused by the fact that the RN downloads useless parameter and provides higher switching-in efficiency for the RN needing to be attached to the network again.
Description
Technical field
The present invention relates to the technology that via node obtains configuration information, relate in particular to the method and system that via node in a kind of junction network obtains configuration information.
Background technology
In order to keep the competitiveness of 3-G (Generation Three mobile communication system) in the communications field; Third generation partner program (3GPP; 3rd Generation Partnership Project) the standard operation group just is being devoted to the research of evolution grouping domain system (EPS, Evolved Packet System).Fig. 1 is the system construction drawing of evolution packet network; As shown in Figure 1; The EPS system mainly comprises the universal terrestrial access network (E-UTRAN of evolution; Evolved Universal Terrestrial Radio Access Network) and packet-based core networks (EPC, Evolved Packet Core) two parts of evolution.The EPC of this system can support the access of user from GSM EDGE wireless access network (GERAN, GSM EDGE radio access network) and universal land radio access web (UTRAN, Universal Terrestrial Radio Access Network).
In the EPC packet-based core networks; Comprised home subscriber data server (HSS; Home SubscriberServer), mobility management unit (MME, Mobility Management Entity), gateway (SGW, Serving Gateway), grouped data network gateway (PGW; PDN Gateway), Serving GPRS Support Node (SGSN; Serving GPRS Support Node) and the strategy and charging regulation function entity (PCRF, Policy and Charging Enforcement Function), wherein:
The home subscriber data server is the permanent storage place of user contracting data, is positioned at the home network that the user contracts;
Mobility Management Entity (MME; Mobility Management Entity); Be the storage place of user contracting data in current network; Be responsible for non-access (NAS, Non-Access Stratum) the layer signaling management of terminal to network, tracking and paging management function and the bearer management under user's idle pulley;
Gateway is the gateway that core net arrives wireless system, is responsible for function, legal eavesdropping and grouped data route and forwarding capability that service request is initiated to user plane bearer, the metadata cache under the idle pulley of terminal, the network side of core net in the terminal;
Grouped data network gateway is functions such as the grouping domain system of evolution and the gateway of this system's external network, the IP address assignment at responsible terminal, billing function, packet package filtration, application of policies.
Serving GPRS Support Node (SGSN, Serving GPRS Support Node) is the business support point that GERAN and UTRAN user insert the EPC network, and is similar with MME on the function, is responsible for user's functions such as position renewal, paging management and bearer management.
Strategy and charging regulation function entity (PCRF, Policy and Charging EnforcementFunction) are responsible for to PCEF policy control and charging regulation being provided.
Under some scene, in order to enlarge wireless coverage, perhaps provisional increase is wireless to provide the ability that inserts the user, has introduced the notion of relaying (Relay) node.Fig. 2 is for introducing Relay network architecture sketch map afterwards, and as shown in Figure 2, after having introduced via node, UE can carry out network insertion through via node, wherein:
Via node (RN, Relay Node) comprises two parts function, UE and via node.RN sets up associative operations such as carrying on the one hand as the UE access network, is that UE provides access as eNB on the other hand.
Donor base station (DeNB, Donor eNodeB), for RN provides wireless access, the Radio Resource of the RN-UE that terminated control (RRC, Radio Resource Control) signaling, S1 Application Protocol (S1AP) signaling and the X2 signaling of the RN-eNB that terminated.SGW and the PGW of simultaneously built-in RN-UE.
The gateway system of via node (RN OAM, Relay Node Operator and Management), RN can be from wherein obtaining necessary link information.
When RN inserts as UE, MME and the eNB that service is provided for RN-UE needed corresponding enhancement function, need therefore to guarantee that RN can choose the eNB and the MME of enhancing.Fig. 3 is that RN inserts suitable DeNB and the flow chart of MME as UE, and is as shown in Figure 3, specifically may further comprise the steps:
Step 301, RN initiates RRC as UE and sets up flow process.
Step 302, RN sends attach request and gives MME in the RRC connection of having set up.This non-access layer information sends to MME via the base station.
Step 303, if there is not user's contextual information in the network, perhaps Attach Request message does not have integrity protection, perhaps integrity protection failure, MME carries out the authentication process to the user so.
Step 304, MME is that RN-UE selects SGW/PGW, and is UE establishment default bearing.
Step 305, MME sends initial context to eNB and sets up request, wherein comprises the sign of the carrying of foundation, and service quality relevant parameters such as (QoS, Quality of Service) also comprises to send to and adhering to of UE accepts message.
Step 306, the RRC reconfiguration course is set up corresponding radio bearer.
Step 307, eNB returns initial context to MME and sets up response.
Step 308, RN sends direct-sending message to eNB, wherein comprises to adhere to completion message.ENB is transmitted to MME with it after receiving this request.
If above-mentioned MME and eNB strengthen, the process of then carrying out is consistent with prior art.
Step 309, RN obtains configuration parameter from RN OAM after accomplishing and adhering to (attach) process.The MME and the DeNB relevant information that can insert comprising RN.If it is consistent that the MME of the current access of RN and eNB and OAM issue, RN can not initiate the re-attach process, and promptly subsequent process can not carried out.Otherwise RN need carry out again and adhere to (re-attach) process, so that insert correct MME and DeNB.
Step 310, RN is according to obtaining DeNB or the suitable DeNB of DeNB list information gravity treatment from RN OAM.
Step 311, RN initiates RRC as UE and sets up flow process.
Step 312, RN sends attach request and gives MME in the RRC connection of having set up.This non-access layer information sends to MME via the base station.The identification information that wherein comprises MME, for example globally unique MME sign (GUMMEI, Global Unique MME Identifier).
Step 313, DeNB is designated RN-UE according to the MME that comprises in step 312 message and selects upgrading to support the MME of RN.
Step 314, DeNB is routed to selected MME with non-access layer information.
Step 315, if there is not user's contextual information in the network, perhaps Attach Request message does not have integrity protection, perhaps integrity protection failure, MME carries out the authentication process to the user so.
Step 316, MME identification inserts is not that common UE but RN insert as UE, then MME is that RN selects the built-in SGW/PGW of DeNB.Selection mode can be domain name system (DNS, DomainName System) inquiry, and the built-in SGW/PGW address that perhaps provides according to DeNB is perhaps inquired about according to configuration information.
Step 317, MME is that UE creates default bearing.
Step 318 to step 321 with step 305 to step 308 is similar before, is not given unnecessary details here.
The RN OAM information before if RN has deleted, also need go RN OAM to obtain configuration information again this moment.
In the prior art, the disposable RN that is handed down to of configuration parameter that RN OAM needs RN because RN need provide wireless access for UE as eNodeB, thus configuration parameter not only quantity is many, also related to the privacy of operator.But can insert DeNB list owing to comprise RN in the parameter that issues of RN OAM, if RN can't insert the DeNB of appointment, then OAM other configuration parameters of being handed down to RN are actually useless.
Summary of the invention
In view of this; Main purpose of the present invention is to provide a kind of via node to obtain the method and system of configuration information; Can confirm that the suitable back of network node that relay point inserts provides entire arrangement information for it, otherwise the configuration information that supplies the correct access network nodes of via node only is being provided.
For achieving the above object, technical scheme of the present invention is achieved in that
A kind of via node obtains the method for configuration information, comprising:
Network side receives that via node sends when obtaining configuration request, judges whether the network node that said via node inserts is suitable, and sends corresponding configuration information according to judged result to said via node.
Preferably, said network node comprises DeNB and/or MME.
Preferably, said DeNB identification information that carries the current access of said via node in the configuration request and/or the MME identification information that is obtained of obtaining.
Preferably, saidly judge whether suitable being specially of network node that said via node inserts:
Said network side is according to the DeNB identification information of said via node access and/or the MME identification information that is obtained; Confirm whether the DeNB and/or the MME that are inserted are the legitimate network nodes that allows said via node to insert; The network node that is inserted when being is suitable, otherwise improper.
Preferably, said DeNB identification information is at least a of following information: the cell ID of the sub-district of the global unique identification of said DeNB, the said DeNB of the current access of said via node and the Location Area Identification of current access;
Global unique identification (GUMMEI) that said MME identification information is at least a of following information: MME and MME are the global unique interim UE identifier (GUTI, Global Unique Temporary UE Identifier) that said via node distributes.
Preferably, said network node is an IAD.
Preferably, saidly judge whether suitable being specially of network node that said via node inserts:
Said network side obtains the identification information of the IAD of said via node access, and confirms further whether said IAD is the legal IAD that allows said via node to insert, and the network node that is inserted when being is suitable, otherwise improper.
Preferably, the identification information of the IAD of said via node access is: the address information of PGW, the perhaps address information of RN.
Preferably, saidly send corresponding configuration information according to judged result to said via node and be specially:
When the network node that said via node inserts is suitable, send all configuration informations to said via node, otherwise, the configuration information that can correctly insert sent to said via node.
A kind of via node obtains the system of configuration information, is applicable in the junction network; Said system comprises receiving element, judging unit and transmitting element; Wherein,
Receiving element is used to receive the configuration request of obtaining that via node sends;
Judging unit is used for judging according to said request of obtaining configuration information whether the network node of said via node access is suitable;
Transmitting element is used for sending corresponding configuration information according to the judged result of said judging unit to said via node.
Preferably, said network node comprises DeNB and/or MME;
Said DeNB identification information that carries the current access of said via node in the configuration request and/or the MME identification information that is obtained of obtaining.
Preferably; Said judging unit is further according to the DeNB identification information of said via node access and/or the MME identification information that is obtained; Confirm whether the DeNB and/or the MME that are inserted are the legitimate network nodes that allows said via node to insert; The network node that is inserted when being is suitable, otherwise improper.
Preferably, said DeNB identification information is at least a of following information: the cell ID of the sub-district of the global unique identification of said DeNB, the said DeNB of the current access of said via node and the Location Area Identification of current access;
Global unique identification that said MME identification information is at least a of following information: MME and MME are the global unique interim UE identifier that said via node distributes.
Preferably, said network node is an IAD; Said judging unit further; Obtain the identification information of the IAD of said via node access; And confirm further whether said IAD is the legal IAD that allows said via node to insert, and the network node that is inserted when being is suitable, otherwise improper.
Preferably, the identification information of the IAD of said via node access is: the address information of PGW, the perhaps address information of RN.
Preferably, when said transmitting element confirms that at said judging unit network node that said via node inserts is suitable, send all configuration informations to said via node, otherwise, the configuration information that can correctly insert sent to said via node.
Among the present invention; During the request of the configuration information that obtains for access network that network side receives that via node sends; Whether the network node of at first confirming current access is suitable, when improper, only sends the configuration information that can make its correct access network nodes to via node.The present invention has guaranteed that RN OAM just is handed down to RN with relevant configuration parameter when confirming that RN possibly successfully insert selected network; Avoid RN to download useless parameter and wasted the leakage of Internet resources and operator privacy information, and for to need reattachment to the RN of network access efficiency faster to be provided.
Description of drawings
Fig. 1 is the system construction drawing of evolution packet network;
Fig. 2 is for introducing Relay network architecture sketch map afterwards;
Fig. 3 is that RN inserts suitable DeNB and the flow chart of MME as UE;
Fig. 4 obtains the flow chart of the method embodiment one of configuration information for via node of the present invention;
Fig. 5 obtains the flow chart of the method embodiment two of configuration information for via node of the present invention;
Fig. 6 obtains the composition structural representation of the system of configuration information for via node of the present invention.
Embodiment
Basic thought of the present invention is; During the request of the configuration information that obtains for access network that network side receives that via node sends; Whether the network node of at first confirming current access is suitable, when improper, only sends the configuration information that can make its correct access network nodes to via node.
For making the object of the invention, technical scheme and advantage clearer, below lift embodiment and with reference to accompanying drawing, to further explain of the present invention.
Fig. 4 obtains the flow chart of the method embodiment one of configuration information for via node of the present invention, and as shown in Figure 4, the method that this example via node obtains configuration information specifically may further comprise the steps:
In this example, step 401 to step 408, and step 410 to step 421, its implementation are all identical with prior art, and the present invention repeats no more to these steps, specifically can be referring to the corresponding step of flow process shown in Fig. 3.
Step 401 to step 408, to step 308, repeating no more here, it realizes details referring to the corresponding step 301 in the earlier figures 3.
When step 409a, RN obtain the request message of configuration information to RN OAM transmission, information and/or the MME information that need carry the eNB of current access in the request message.Wherein the information of eNB can be the global unique identification of eNB, and/or the cell ID (identification information that wherein comprises eNB) of the sub-district of current access eNB, and/or the Location Area Identification of current access (this sign and eNB have certain corresponding relation).Wherein MME information can be the global unique identification of MME, and/or MME is the GUTI (identification information that wherein comprises MME) that RN-UE distributes.
In this step; When sending to RN OAM, obtains in the request message of configuration information RN; Need carry the correlated identities information of the current network node that inserts of this RN in the request message; Concrete; Need the DeNB of the current access of this RN and/or the MME identification information that has obtained etc. are inserted in the above-mentioned request message, determine the network node information of the current access of RN to make things convenient for RN OAM according to these identification informations, so that confirm further whether the network node that RN is inserted is the suitable network node.Above-mentioned identification information is as long as can go out DeNB or MME by unique identification.For example above-mentioned position region identification information can be concrete geographical location information; The geography information current like the RN that determines through global positioning system; And if put down in writing the corresponding relation that geography information and eNB distribute among network side such as the RN OAM, then can determine the information of the eNB that this RN can insert.
The information of the network node that step 409b, RN OAM carry according to RN among the abovementioned steps 409a judges whether RN is to insert from suitable DeNB and MME.In this example, suppose that DeNB or MME that RN inserts are incorrect.
Step 409c, RN OAM only return the configuration parameter that guarantees that RN can correctly insert to RN, for example DeNB tabulation, and/or MME sign.That is, only return it is linked in the network node that network side approves, and be limited in these network nodes of correct access the information of any to RN.
Step 410 to step 421, to step 321, repeating no more here, it realizes details referring to the corresponding step 310 in the earlier figures 3.
When step 422a, RN obtain the request message of configuration information to RN OAM transmission, information and/or the MME information that need carry the eNB of current access in the request message.Wherein the information of eNB can be the global unique identification of eNB, and/or the cell ID of present access subzone (identification information that wherein comprises eNB), and/or the Location Area Identification of current access (this sign and eNB have certain corresponding relation).Wherein MME information can be the global unique identification of MME, and/or MME is the GUTI (identification information that wherein comprises MME) that RN-UE distributes.
In this example; When sending to RN OAM, obtains in the request message of configuration information RN; Will carry the current related information of network node that inserts of this RN in this request message, this relevant information mainly is meant identification information, to make things convenient for network side these network nodes is discerned; And confirm further whether the network node that this RN is inserted is the suitable network node, thereby confirm to send which type of configuration information to this RN.The realization of this step and abovementioned steps 409a are basic identical.
Step 422b, the related information of network node of carrying in the request message that obtains configuration information of RN OAM according to RN transmission among the abovementioned steps 422a judges whether RN inserts from suitable DeNB and MME.Because sent the relevant configuration information that makes the accurate access network nodes of this RN to this RN among the step abovementioned steps 409c, therefore, the network node of the current access of this RN should be suitable.The network node that this step hypothesis RN inserts is correct.
Step 422c, RN OAM returns the required whole configuration informations of RN to RN.Whole configuration informations here, promptly with aforementioned prior art shown in Figure 3 in identical configuration information.
Fig. 5 obtains the flow chart of the method embodiment two of configuration information for via node of the present invention, and as shown in Figure 5, the method that this example via node obtains configuration information specifically may further comprise the steps:
In this example, step 501 to step 508, and step 510 to step 521, its implementation are all identical with prior art, and the present invention repeats no more to these steps, specifically can be referring to the corresponding step of flow process shown in Fig. 3.
Step 501 to step 508, to step 308, repeating no more here, it realizes details referring to the corresponding step 301 in the earlier figures 3.
Step 509A, RN send the request message that obtains configuration information to RN OAM.
Step 509B, RN OAM judges the network whether RN inserts from suitable DeNB and MME according to the address information of carrying among the step 509A.For example carried the address information of RN address information and/or PGW in this message, can identify RN and whether insert correct PGW; Wherein, PGW promptly is built in the PGW among the DeNB.Hypothesis does not insert correct DeNB and MME in this step.
Step 509C, RN OAM only return the configuration parameter that guarantees that RN can correctly insert to RN, for example DeNB tabulation, and/or MME sign.
Step 522A, RN send the request message that obtains configuration information to RN OAM.
Step 522B, RN OAM judges according to the address information of carrying among the step 509A whether RN inserts from suitable DeNB and MME.For example carried the address information of RN address information and/or PGW in this message, can identify RN and whether insert correct PGW, PGW promptly is built in the PGW among the DeNB.DeNB and MME that this step hypothesis RN inserts are correct.
Step 522C, RN OAM returns the required whole configuration informations of RN to RN.
The present invention has guaranteed that RN OAM just is handed down to RN with relevant configuration parameter when confirming that RN possibly successfully insert selected network.Avoided on the one hand downloading useless parameter to waste of network resources, and to the leakage of operator's privacy information, on the other hand for to need reattachment to the RN of network access efficiency faster to be provided.
The system that via node of the present invention obtains configuration information is applicable in the junction network; Fig. 6 obtains the composition structural representation of the system of configuration information for via node of the present invention, as shown in Figure 6, and the system that via node of the present invention obtains configuration information comprises receiving element 60, judging unit 61 and transmitting element 62; Wherein,
Receiving element 60 is used to receive the configuration request of obtaining that via node sends;
Judging unit 61 is used for judging according to said request of obtaining configuration information whether the network node of said via node access is suitable;
Transmitting element 62 is used for sending corresponding configuration information according to the judged result of said judging unit to said via node.
Above-mentioned network node comprises DeNB and/or MME;
Said DeNB identification information that carries the current access of said via node in the configuration request and/or the MME identification information that is obtained of obtaining.
Above-mentioned judging unit 61 is further according to the DeNB identification information of said via node access and/or the MME identification information that is obtained; Confirm whether the DeNB and/or the MME that are inserted are the legitimate network nodes that allows said via node to insert; The network node that is inserted when being is suitable, otherwise improper.
Above-mentioned DeNB identification information is at least a of following information: the cell ID of the sub-district of the global unique identification of said DeNB, the said DeNB of the current access of said via node and the Location Area Identification of current access;
Global unique identification that said MME identification information is at least a of following information: MME and MME are the global unique interim UE identifier that said via node distributes.
Above-mentioned network node is IAD such as PGW; Above-mentioned judging unit 61 further; Obtain the identification information of the IAD of said via node access; And confirm further whether said IAD is the legal IAD that allows said via node to insert, and the network node that is inserted when being is suitable, otherwise improper.
When above-mentioned transmitting element 62 confirms that at judging unit 61 network node that said via nodes insert is suitable, send all configuration informations to said via node, otherwise, the configuration information that can correctly insert sent to said via node.
Those skilled in the art are to be understood that; The system that the present invention's via node shown in Figure 6 obtains configuration information is for realizing that the method that aforesaid via node obtains configuration information designs, and the realization function of above-mentioned each processing unit can be with reference to the associated description of preceding method and understood.The function of each processing unit among the figure can realize through the program that runs on the processor, also can realize through concrete logical circuit.
The above is merely preferred embodiment of the present invention, is not to be used to limit protection scope of the present invention.
Claims (16)
1. a via node obtains the method for configuration information, it is characterized in that said method comprises:
Network side receives that via node sends when obtaining configuration request, judges whether the network node that said via node inserts is suitable, and sends corresponding configuration information according to judged result to said via node.
2. method according to claim 1 is characterized in that, said network node comprises donor base station (DeNB) and/or Mobility Management Entity (MME).
3. method according to claim 2 is characterized in that, said DeNB identification information that carries the current access of said via node in the configuration request and/or the MME identification information that is obtained of obtaining.
4. method according to claim 3 is characterized in that, saidly judges whether suitable being specially of network node that said via node inserts:
Said network side is according to the DeNB identification information of said via node access and/or the MME identification information that is obtained; Confirm whether the DeNB and/or the MME that are inserted are the legitimate network nodes that allows said via node to insert; When being judged as when being; The network node that is inserted is suitable, otherwise improper.
5. method according to claim 3; It is characterized in that said DeNB identification information is at least a of following information: the cell ID of the said DeNB sub-district of the global unique identification of said DeNB, the current access of said via node and the Location Area Identification of current access;
Global unique identification that said MME identification information is at least a of following information: MME and MME are the global unique interim UE identifier (GUTI) that said via node distributes.
6. method according to claim 1 is characterized in that, said network node is an IAD.
7. method according to claim 6 is characterized in that, saidly judges whether suitable being specially of network node that said via node inserts:
Said network side obtains the identification information of the IAD of said via node access; And confirm further whether said IAD is the legal IAD that allows said via node to insert; When being judged as when being, the network node that is inserted is suitable, otherwise improper.
8. method according to claim 7 is characterized in that, the identification information of the IAD that said via node inserts is: the address information of PGW, the perhaps address information of RN.
9. according to each described method of claim 1 to 8, it is characterized in that, saidly send corresponding configuration information according to judged result to said via node and be specially:
When the network node that said via node inserts is suitable, send all configuration informations to said via node, otherwise, the configuration information that can correctly insert sent to said via node.
10. a via node obtains the system of configuration information, is applicable in the junction network; It is characterized in that said system comprises receiving element, judging unit and transmitting element; Wherein,
Receiving element is used to receive the configuration request of obtaining that via node sends;
Judging unit is used for judging according to said request of obtaining configuration information whether the network node of said via node access is suitable;
Transmitting element is used for sending corresponding configuration information according to the judged result of said judging unit to said via node.
11. system according to claim 10 is characterized in that, said network node comprises DeNB and/or MME;
Said DeNB identification information that carries the current access of said via node in the configuration request and/or the MME identification information that is obtained of obtaining.
12. system according to claim 11; It is characterized in that; Said judging unit is further according to the DeNB identification information of said via node access and/or the MME identification information that is obtained; Confirm whether the DeNB and/or the MME that are inserted are the legitimate network nodes that allows said via node to insert, and the network node that is inserted when being is suitable, otherwise improper.
13. system according to claim 11; It is characterized in that said DeNB identification information is at least a of following information: the cell ID of the said DeNB sub-district of the global unique identification of said DeNB, the current access of said via node and the Location Area Identification of current access;
Global unique identification that said MME identification information is at least a of following information: MME and MME are the GUTI that said via node distributes.
14. system according to claim 10 is characterized in that, said network node is an IAD; Said judging unit further; Obtain the identification information of the IAD of said via node access; And confirm further whether said IAD is the legal IAD that allows said via node to insert, and the network node that is inserted when being is suitable, otherwise improper.
15. system according to claim 14 is characterized in that, the identification information of the IAD that said via node inserts is: the address information of PGW, the perhaps address information of RN.
16. according to each described system of claim 10 to 15; It is characterized in that; When said transmitting element confirms that at said judging unit network node that said via node inserts is suitable; Send all configuration informations to said via node, otherwise, the configuration information that can correctly insert sent to said via node.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201010282556.6A CN102404717B (en) | 2010-09-14 | 2010-09-14 | Via node obtains the method and system of configuration information |
| PCT/CN2011/078937 WO2012034474A1 (en) | 2010-09-14 | 2011-08-25 | Method and system for obtaining configuration information by relay node |
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| CN201010282556.6A CN102404717B (en) | 2010-09-14 | 2010-09-14 | Via node obtains the method and system of configuration information |
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| CN102404717A true CN102404717A (en) | 2012-04-04 |
| CN102404717B CN102404717B (en) | 2015-08-12 |
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Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20090129354A1 (en) * | 2007-11-19 | 2009-05-21 | Qualcomm Incorporated | Access point configuration schemes |
| CN101827451A (en) * | 2009-03-03 | 2010-09-08 | 华为技术有限公司 | Network access method of relaying node and device |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN101291527A (en) * | 2007-04-20 | 2008-10-22 | 华为技术有限公司 | Network access method, apparatus and system for wireless relay station |
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Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20090129354A1 (en) * | 2007-11-19 | 2009-05-21 | Qualcomm Incorporated | Access point configuration schemes |
| CN101827451A (en) * | 2009-03-03 | 2010-09-08 | 华为技术有限公司 | Network access method of relaying node and device |
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| WO2012034474A1 (en) | 2012-03-22 |
| CN102404717B (en) | 2015-08-12 |
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