CN101959237A - Method, system and device for improving system information update success rate - Google Patents
Method, system and device for improving system information update success rate Download PDFInfo
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- CN101959237A CN101959237A CN2009100889378A CN200910088937A CN101959237A CN 101959237 A CN101959237 A CN 101959237A CN 2009100889378 A CN2009100889378 A CN 2009100889378A CN 200910088937 A CN200910088937 A CN 200910088937A CN 101959237 A CN101959237 A CN 101959237A
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Abstract
The invention provides a method for improving the system information update success rate, which comprises the following steps that: an RNC judges whether to update system information of NodeB; if the RNC judges that the system information of NodeB is needed to be updated, the RNC transmits new system information and a command for deleting the original system information to the NodeB; and the NodeB deletes the original system information according to the command and adds the new system information. When the system information records on two sides of the RNC and the NodeB are inconsistent, the method can guarantee the accuracy of scheduling the system information. Therefore, the system information update success rate can be effectively improved.
Description
Technical field
The present invention relates to communication technical field, particularly a kind ofly improve the method, system and device that system information is updated to power.
Background technology
At TD-SCDMA (Time Division-Synchronous Code Division MultipleAccess, the code division multiple access that time-division is synchronous) in the system, system information (System Information, SI) be UE (User Equipment, subscriber equipment) persistent district and the important and essential information of under the sub-district, obtaining normal service.RNC (Radio network Controller, radio network controller) is responsible for each system information block encoding, and according to the corresponding schedule information of the generation of the information behind the coding, the schedule information that NodeB (base station) provides according to RNC is broadcasted corresponding system information block content on appointed positions.
Existing 3GPP (3rd Generation Partnership Project, third generation partner program) provided the message SYSTEMINFORMATION UPDATE REQUEST (system information update request) of updating system information between RNC and the NodeB in the agreement, as following table 1:
Table 1
In the prior art, need RNC to certain SIB (System Information Block, must show earlier when system information block) upgrading and point out to delete its old information, just can allow fresh information come into force then, so just require the RNC side must write down the system information block message of being had been friends in the past accurately, and this information must be consistent constantly with the NodeB side.But, the system information record at RNC and NodeB two ends sometimes can be inconsistent in actual environment, such as, the location storage of NodeB side IB SG POS=2 be the information of SIB1, and RNC side this moment is without any the record of system information block, upgrade if this moment, the UpPCH position took place, RNC will ask NodeB to upgrade SIB3 so, but because without any historical record, so RNC may distribute to the position of IB SG POS=2 SIB3 and use, and the historical information that does not have display requirement deletion SIB1 after NodeB receives this system information update request, has been dispatched SIB1 and SIB3 on the position of discovery IB SG POS=2 simultaneously, total code stream length of system information block has surpassed the BCH block size like this, so NodeB just thinks the broadcast frame overlength has taken place, and fails to the information updating of RNC retrieval system.And after this phenomenon occurs,, cause system information to upgrade and continue failure because NodeB has no idea to notify RNC side specifying information.This problem has not only reduced the success rate that system information is upgraded, and coverage is bigger, make large stretch of sub-district all influenced through regular meeting, and must delete one by one and build the sub-district, or restarts RNC and NodeB just can solve.
Therefore, the shortcoming that prior art exists is: when the system information block of RNC and NodeB both sides record was inconsistent, RNC can't notify NodeB to delete all SIB pieces effectively, thereby causes this and follow-up system information updating all to be failed.
Summary of the invention
Purpose of the present invention is intended to solve at least one of above-mentioned technological deficiency, particularly solve because the system information block of RNC and NodeB both sides record is inconsistent, and the system information that causes is upgraded the problem of failure.
For achieving the above object, one aspect of the present invention proposes a kind of method that system information is updated to power that improves, and may further comprise the steps: radio network controller (RNC) judges whether to need to upgrade the system information of base station node B; If described RNC judges the system information that needs to upgrade described NodeB, then described RNC sends to described NodeB with new system information and deletion original system information instruction; Described NodeB is according to described instruction deletion original system information and add described new system information.
The present invention also proposes a kind of system that system information is updated to power that improves, comprise RNC and at least one NodeB, described RNC, be used to judge whether that needs upgrade the system information of base station node B, if judge the system information that needs to upgrade described NodeB, then new system information and deletion original system information instruction are sent to described NodeB; Described NodeB is used for deleting original system information and adding described new system information according to described instruction.
The present invention also proposes a kind of RNC, comprises judge module and sending module, and described judge module is used to judge whether that needs upgrade the system information of base station node B; Described sending module is used for when described judge module judges that needs upgrade the system information of described NodeB, and new system information and deletion original system information instruction are sent to described NodeB.
The present invention also proposes a kind of NodeB, comprises receiver module and control module, and described receiver module is used to receive new system information and the deletion original system information instruction that described RNC sends; Described control module is used for deleting original system information and adding described new system information according to described instruction.
By the present invention, when the system information record of RNC and NodeB both sides is inconsistent, can guarantee the correctness of scheduling system information, thereby can effectively improve the success rate that system information is upgraded.And in a preferred embodiment of the invention, RNC and NodeB can only directly delete the historical record of all original system information blocks by a newly-increased IE, thereby have reduced the complexity of design, have improved treatment effeciency.
Aspect that the present invention adds and advantage part in the following description provide, and part will become obviously from the following description, or recognize by practice of the present invention.
Description of drawings
Above-mentioned and/or additional aspect of the present invention and advantage are from obviously and easily understanding becoming the description of embodiment below in conjunction with accompanying drawing, wherein:
Fig. 1 is updated to the method flow diagram of power for the raising system information of the embodiment of the invention;
Fig. 2 is updated to the system construction drawing of power for the raising system information of the embodiment of the invention.
Embodiment
Describe embodiments of the invention below in detail, the example of described embodiment is shown in the drawings, and wherein identical from start to finish or similar label is represented identical or similar elements or the element with identical or similar functions.Below by the embodiment that is described with reference to the drawings is exemplary, only is used to explain the present invention, and can not be interpreted as limitation of the present invention.
The present invention mainly is, only needing to send deletion original system information instruction to NodeB when RNC need upgrade all system informations gets final product, NodeB will directly delete all system informations according to this instruction, and need not as prior art, list the SIB information that needs deletion one by one, do not need equally in the present invention to be concerned about whether the system information record of RNC and NodeB both sides is identical yet, thereby reduced the complexity of design, improved treatment effeciency.
As shown in Figure 1, for the raising system information of the embodiment of the invention is updated to the method flow diagram of power, may further comprise the steps:
Step S101, RNC judge whether to need to upgrade the system information of NodeB.Can need judge whether in several ways in the present invention to upgrade, for example if one or more of following situation, then RNC judges the system information that needs to upgrade NodeB, comprising: when the system information historical record has been lost in RNC this locality; And/or, when RNC uncertain when whether identical with NodeB side stored system information record; And/or, when RNC need upgrade all system information blocks, or the like.
Step S102, if RNC judges the system information that needs to upgrade NodeB, then RNC sends to NodeB with new system information and deletion original system information instruction.In one embodiment of the invention, RNC sends to NodeB by the system information update request with new system information and deletion original system information instruction, those skilled in the art are to be understood that, can be by in the system information update request, increasing a new IE (information unit) or expanding existing IE and realize deletion original system information instruction, in a preferred embodiment of the invention, proposed to increase the example of new IE, as shown in table 2 below, in the system information update request, increased a new IE (All IB Delete Indicator) and deleted all original system informations with indication NodeB.
Table 2
Certainly those skilled in the art also can select other modes to increase this deletion original system information instruction in the system information update request, and under the situation that does not break away from inventive concept, these selections also should be included within protection scope of the present invention.
Step S103, NodeB is according to this instruction deletion original system information and add new system information.For example in an embodiment of the present invention, RNC is when organization system information updating request message, the IE value of " All IB Delete Indicator " can be changed to " TRUE ", like this, RNC just need not contrast historical record and the current SIB that will upgrade and determine the IB information that will delete, simplify the processing of RNC inside, also solved the problem of the system information broadcast frame overlength that causes owing to the scheduling repetition simultaneously.Equally for NodeB, after receiving the system information update inquiry information, if the IE value of " All IBDelete Indicator " is changed to " TRUE ", NodeB just can all delete local stored system information, then, directly the new system information that provides according to RNC is handled, before and after so can not occurring in twice system information update inquiry information same deployment position give different SIB and use, thereby avoided broadcast frame overlength problem, also improve the treatment effeciency of NodeB simultaneously, reduced the processing complexity.In sum, the present invention benefits for RNC and NodeB, has not only improved system information and has been updated to power, but also simplified processing, has reduced the complexity of design.
As shown in Figure 2, be updated to the system construction drawing of power for the raising system information of the embodiment of the invention.This system comprises RNC 100 and at least one NodeB 200.RNC100 is used to judge whether that needs upgrade the system information of base station node B 200, if judge the system information that needs to upgrade NodeB 200, then new system information and deletion original system information instruction is sent to NodeB 200.NodeB 200 is used for according to instruction deletion original system information and adds new system information.
Wherein, RNC 100 comprises judge module 110 and sending module 120.Judge module 110 is used to judge whether that needs upgrade the system information of NodeB 200.Sending module 120 is used for when judge module 110 judges that needs upgrade the system information of NodeB 200, and new system information and deletion original system information instruction are sent to NodeB 200.
In one embodiment of the invention, judge module 110 is used for upgrading according to one or more judgement needs of following situation the system information of NodeB 200: comprising: when the system information historical record has been lost in RNC this locality; And/or, when RNC uncertain when whether identical with NodeB side stored system information record; And/or, when RNC need upgrade all system information blocks, or the like.
In one embodiment of the invention, sending module 120 is used for by the system information update request new system information and deletion original system information instruction being sent to NodeB 200.
In one embodiment of the invention, sending module 120 is used for increasing a new information unit IE in the system information update request, and NodeB 200 judges whether to delete original system information according to the value of new IE.
Wherein, NodeB 200 comprises receiver module 210 and control module 220.Receiver module 210 is used to receive new system information and the deletion original system information instruction that RNC 100 sends.Control module 220 is used for according to this instruction deletion original system information and adds new system information.
In one embodiment of the invention, receiver module 210 is used for receiving system information updating request, and the system information update request comprises new system information and deletion original system information instruction.
In one embodiment of the invention, control module 220 is used for judging whether to delete original system information according to the value of the new IE of system information update request.
By the present invention, when the system information record of RNC and NodeB both sides is inconsistent, can guarantee the correctness of scheduling system information, thereby can effectively improve the success rate that system information is upgraded.And in a preferred embodiment of the invention, RNC and NodeB can only directly delete the historical record of all original system information blocks by a newly-increased IE, thereby have reduced the complexity of design, have improved treatment effeciency.
Although illustrated and described embodiments of the invention, for the ordinary skill in the art, be appreciated that without departing from the principles and spirit of the present invention and can carry out multiple variation, modification, replacement and modification that scope of the present invention is by claims and be equal to and limit to these embodiment.
Claims (12)
1. one kind is improved the method that system information is updated to power, it is characterized in that, may further comprise the steps:
Radio network controller (RNC) judges whether to need to upgrade the system information of base station node B;
If described RNC judges the system information that needs to upgrade described NodeB, then described RNC sends to described NodeB with new system information and deletion original system information instruction;
Described NodeB is according to described instruction deletion original system information and add described new system information.
2. raising system information as claimed in claim 1 is updated to the method for power, it is characterized in that, described RNC sends to described NodeB with new system information with deletion original system information instruction and comprises:
Described RNC sends to described NodeB by the system information update request with new system information and deletion original system information instruction.
3. raising system information as claimed in claim 2 is updated to the method for power, it is characterized in that, described RNC will delete the original system information instruction and send to described NodeB and comprise:
Described RNC increases a new information unit IE in described system information update request, described NodeB judges whether to delete original system information according to the value of described new IE.
4. raising system information as claimed in claim 1 is updated to the method for power, it is characterized in that, described RNC judges whether that the system information that needs to upgrade NodeB comprises:
If one or more of following situation, then described RNC judges the system information that needs to upgrade described NodeB:
Described RNC has lost the system information historical record in this locality;
Whether the uncertain and described NodeB side of described RNC stored system information record is identical;
Described RNC need upgrade all system information blocks.
5. one kind is improved the system that system information is updated to power, it is characterized in that, comprises RNC and at least one NodeB,
Described RNC is used to judge whether that needs upgrade the system information of base station node B, if judge the system information that needs to upgrade described NodeB, then new system information and deletion original system information instruction is sent to described NodeB;
Described NodeB is used for deleting original system information and adding described new system information according to described instruction.
6. a RNC is characterized in that, comprises judge module and sending module,
Described judge module is used to judge whether that needs upgrade the system information of base station node B;
Described sending module is used for when described judge module judges that needs upgrade the system information of described NodeB, and new system information and deletion original system information instruction are sent to described NodeB.
7. RNC as claimed in claim 6 is characterized in that, described judge module is used for judging that according to one or more of following situation needs upgrade the system information of described NodeB:
Described RNC has lost the system information historical record in this locality;
Whether the uncertain and described NodeB side of described RNC stored system information record is identical;
Described RNC need upgrade all system information blocks.
8. RNC as claimed in claim 6 is characterized in that, described sending module is used for by the system information update request new system information and deletion original system information instruction being sent to described NodeB.
9. RNC as claimed in claim 7 is characterized in that, described sending module is used for increasing a new information unit IE in described system information update request, and described NodeB judges whether to delete original system information according to the value of described new IE.
10. a NodeB is characterized in that, comprises receiver module and control module,
Described receiver module is used to receive new system information and the deletion original system information instruction that described RNC sends;
Described control module is used for deleting original system information and adding described new system information according to described instruction.
11. NodeB as claimed in claim 10 is characterized in that, described receiver module is used for receiving system information updating request, and described system information update request comprises new system information and deletion original system information instruction.
12. NodeB as claimed in claim 11 is characterized in that, described control module is used for judging whether to delete original system information according to the value of the new IE of described system information update request.
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| CN 200910088937 CN101959237B (en) | 2009-07-14 | 2009-07-14 | Method, system and device for improving system information update success rate |
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| CN 200910088937 CN101959237B (en) | 2009-07-14 | 2009-07-14 | Method, system and device for improving system information update success rate |
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Citations (1)
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| US20030219069A1 (en) * | 2001-04-27 | 2003-11-27 | Chen Ernest C | Signal, interference and noise power measurement |
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Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20030219069A1 (en) * | 2001-04-27 | 2003-11-27 | Chen Ernest C | Signal, interference and noise power measurement |
Non-Patent Citations (1)
| Title |
|---|
| 3GPP: "《3GPP TS 25.433 V7.13.0》", 30 June 2009 * |
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