CN101141795A - Auditing based uplink pilot channel recovery method - Google Patents
Auditing based uplink pilot channel recovery method Download PDFInfo
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- CN101141795A CN101141795A CNA2006101532152A CN200610153215A CN101141795A CN 101141795 A CN101141795 A CN 101141795A CN A2006101532152 A CNA2006101532152 A CN A2006101532152A CN 200610153215 A CN200610153215 A CN 200610153215A CN 101141795 A CN101141795 A CN 101141795A
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- uplink pilot
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Abstract
The invention discloses an uplink pilot frequency channel recovering method based on the auditing, which is applied in the TD-SCDMA system. The method comprises the following steps: Step 1, the wireless network controller acquires the current uplink pilot frequency channel positional information in the cell through auditing; Step 2, the wireless network controller compares the current uplink pilot frequency channel positional information and the uplink pilot frequency channel positional information recorded in the internal, and judges according to the comparison result whether the common transmission channel is required to be initiated to re-configure the flow to change the uplink pilot frequency channel position. The method solves the problem that the UpPCH state at the RNC side is inconsistent with the NodeB side, and the protocol integrity is enhanced.
Description
Technical field
The present invention relates to the wireless communication technique field, particularly relate in a kind of TD SDMA (TD-SCDMA) system based on the uplink pilot channel recovery method of auditing.
Background technology
In the TD-SCDMA system, UpPCH (ascending pilot channel) is as a physical channel as up access, and the hangover that is subjected to DwPCH (downlink pilot frequency channel) is easily disturbed.In order to alleviate this interference, introduced UpPCH drift scheme.As the UpPTS of sub-district (up guide time slot) when strong interference is received in the position, UpPCH is moved to assigned address among TS1 or TS2, the TS3.This layoutprocedure is initiated by RNC, and the position of configuration is also determined by RNC (radio network controller).Simultaneously, RNC can also be by judging the interference of current UpPCH to the measurement of UpPCH, thus the position of realizing dynamically adjusting UpPCH.
But at present do not have corresponding cell can express the position of current UpPCH in audit and resource status indication, this just makes under reshuffling overtime or some other abnormal conditions RNC can not learn the physical location of UpPCH in this sub-district at this moment.Again because the important function of UpPCH in access, UpPCH positional information of preserving when the RNC side and the physical location of NodeB (base station) side UpPCH are not simultaneously, can cause the UpPCH positional fault of broadcasting in the system message of eating dishes without rice or wine, the user can't insert this sub-district in the sub-district thereby cause, and consequence is very serious.So be necessary in audit and resource status indication, to add related cells, make RNC can know the physical location of NodeB side UpPCH.
Summary of the invention
In view of this, the technical problem to be solved in the present invention is to provide a kind of uplink pilot channel recovery method based on audit, make that RNC can learn the positional information of UpPCH in this sub-district by audit when abnormal conditions occurring, and judge whether to carry out the position that reprovision changes UpPCH.
Technical scheme of the present invention is as follows:
A kind of uplink pilot channel recovery method based on audit, this method may further comprise the steps:
Step 1: radio network controller obtains current uplink pilot channel position information in the sub-district by audit;
Step 2: the uplink pilot channel position information of the current uplink pilot channel position information that radio network controller will obtain and its internal record is compared, and judges whether that according to comparison result needs initiate Common transport channel and reshuffle the position that flow process changes ascending pilot channel.
Further, said method also has following characteristics: further comprise the steps: after the described step 2
Step 3: under the situation of the uplink pilot channel position information inconsistency of current uplink pilot channel position information that the comparison result shows radio network controller obtains and its internal record, then radio network controller is initiated the Common transport channel reconfiguration course, changes the position of the current ascending pilot channel in sub-district according to the positional information of the ascending pilot channel of its internal record.
Further, said method also has following characteristics: described step 1 specifically comprises the steps:
Step 1.1: radio network controller sends audit request information to the base station;
Step 1.2: the audit response message is returned after receiving the audit request in the base station, has carried the uplink pilot channel position information of this sub-district in the described audit response message.
Further, said method also has following characteristics: described step 2 specifically comprises the steps:
Step 2.1: the uplink pilot channel position information in the audit response message that radio network controller returns the base station and its inner uplink pilot channel position information of the preserving back of comparing is found inconsistent, then radio network controller sends the Common transport channel reconfiguration request message to the base station, requires the base station to revise the position of ascending pilot channel;
Step 2.2: after the Common transport channel reconfiguration request message is received in the base station, reshuffle the position of ascending pilot channel, return Common transport channel to RNC then and reshuffle and finish response message according to the uplink pilot channel position information of indicating in the request message.
Further, said method also has following characteristics: include the information unit that is used to refer to uplink pilot channel position and state in the described audit response message.
As from the foregoing, the invention provides a kind of uplink pilot channel recovery method based on audit.In the method, RNC can be known the UpPCH physical location in the sub-district by auditing when abnormal conditions.When the position of writing down among UpPCH physical location in the sub-district and the RNC is inconsistent, can reshuffles flow process by Common transport channel and recover, solve RNC side UpPCH state and the inconsistent problem of NodeB side, strengthen protocol integrity.
Description of drawings
Fig. 1 is according to the described flow chart of steps of the inventive method;
Fig. 2 is according to the described message interaction process schematic diagram of the specific embodiment of the invention.
Embodiment
Below with reference to accompanying drawing, core concept of the present invention and each preferred embodiment are carried out further detailed description and explanation.
The invention provides in a kind of TD-SCDMA system uplink pilot channel recovery method based on audit, its core concept is: increased position and the state that corresponding information unit is used to refer to UpPCH in audit response message (AuditResponse), RNC can be known position and the state of NodeB side UpPCH by audit process when abnormal conditions occurring like this; Simultaneously, the NodeB side also can be by resource status indication notice RNC side when perceiving self UpPCH and break down.Reshuffle flow process by Common transport channel then and solve RNC side UpPCH location status and the inconsistent problem of NodeB side, thereby strengthened protocol integrity.
Fig. 1 is the described flow chart of steps of the inventive method, and as shown in Figure 1, this method comprises following two steps:
Step 1: radio network controller obtains current uplink pilot channel position information in the sub-district by audit;
RNC obtains current UpPCH positional information in the sub-district by sending audit request information to NodeB, increased position and state that corresponding information unit is used to refer to UpPCH in this audit request information, RNC can be known position and the state of NodeB side UpPCH by audit process when abnormal conditions occurring like this.Simultaneously, the NodeB side also can be by resource status indication notice RNC side when perceiving self UpPCH and break down.
Step 2: the uplink pilot channel position information of the current uplink pilot channel position information that radio network controller will obtain and its internal record is compared, and judges whether that according to comparison result needs initiate Common transport channel and reshuffle the position that flow process changes ascending pilot channel.
Obtaining the UpPCH positional information that writes down in about UpPCH positional information and the current RNC during RNC will audit compares, if it is inconsistent to perceive the UpPCH position of RNC and NodeB sidelights record, then initiate Common transport channel and reshuffle and change the UpPCH position, make it to reach an agreement.
Fig. 2 is the message interaction process schematic diagram of a specific embodiment of the present invention.The inventive method is described in detail by a specific embodiment below with reference to Fig. 2.As shown in Figure 2:
In the TD-SCDMA system, it is as follows to finish the consensus standard message interaction process that the method for the invention relates to:
(A) RNC sends audit request information (AuditRequest) to NodeB;
(B) NodeB returns the audit response message after receiving the audit request, has carried the UpPCH information of this sub-district in the audit response;
Increased position and the state that corresponding information unit is used to refer to UpPCH in the audit response message;
(C) the UpPCH positional information of preserving among UpPCH positional information in RNC the audit response message that NodeB is returned and the RNC compares the back and finds inconsistent.RNC sends Common transport channel reconfiguration request message (CommonTransportChannelReconfigurationRequestTDD) to NodeB, requires NodeB to revise the UpPCH position;
(D) after NodeB receives Common transport channel reconfiguration request (CommonTransportChannelReconfigurationRequestTDD), reshuffle UpPCH according to the UpPCH position of indicating in the request message, return Common transport channel to RNC then and reshuffle and finish response message (CommonTransportChannelReconfigurationResponse).
By said method, solved RNC side UpPCH state and the inconsistent problem of NodeB side when unusual, strengthened protocol integrity.
Should be understood that above-mentioned description at specific embodiment is comparatively detailed, can not therefore think the restriction to scope of patent protection of the present invention, scope of patent protection of the present invention should be as the criterion with claims.
Claims (5)
- One kind based on the audit uplink pilot channel recovery method, it is characterized in that: this method may further comprise the steps:Step 1: radio network controller obtains current uplink pilot channel position information in the sub-district by audit;Step 2: the uplink pilot channel position information of the current uplink pilot channel position information that radio network controller will obtain and its internal record is compared, and judges whether that according to comparison result needs initiate Common transport channel and reshuffle the position that flow process changes ascending pilot channel.
- 2. a kind of uplink pilot channel recovery method based on audit according to claim 1 is characterized in that: further comprise the steps: after the described step 2Step 3: under the situation of the uplink pilot channel position information inconsistency of current uplink pilot channel position information that the comparison result shows radio network controller obtains and its internal record, then radio network controller is initiated the Common transport channel reconfiguration course, changes the position of the current ascending pilot channel in sub-district according to the positional information of the ascending pilot channel of its internal record.
- 3. a kind of uplink pilot channel recovery method based on audit according to claim 1, it is characterized in that: described step 1 specifically comprises the steps:Step 1.1: radio network controller sends audit request information to the base station;Step 1.2: the audit response message is returned after receiving the audit request in the base station, has carried the uplink pilot channel position information of this sub-district in the described audit response message.
- 4. a kind of uplink pilot channel recovery method based on audit according to claim 1, it is characterized in that: described step 2 specifically comprises the steps:Step 2.1: the uplink pilot channel position information in the audit response message that radio network controller returns the base station and its inner uplink pilot channel position information of the preserving back of comparing is found inconsistent, then radio network controller sends the Common transport channel reconfiguration request message to the base station, requires the base station to revise the position of ascending pilot channel;Step 2.2: after the Common transport channel reconfiguration request message is received in the base station, reshuffle the position of ascending pilot channel, return Common transport channel to RNC then and reshuffle and finish response message according to the uplink pilot channel position information of indicating in the request message.
- 5. a kind of uplink pilot channel recovery method based on audit according to claim 3 is characterized in that: include the information unit that is used to refer to uplink pilot channel position and state in the described audit response message.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CNB2006101532152A CN100569001C (en) | 2006-09-06 | 2006-09-06 | A kind of uplink pilot channel recovery method based on audit |
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| CNB2006101532152A CN100569001C (en) | 2006-09-06 | 2006-09-06 | A kind of uplink pilot channel recovery method based on audit |
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| CN101141795A true CN101141795A (en) | 2008-03-12 |
| CN100569001C CN100569001C (en) | 2009-12-09 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102082601A (en) * | 2009-11-30 | 2011-06-01 | 中国移动通信集团北京有限公司 | Method and device for processing uplink pilot channel interference |
| CN101925156B (en) * | 2009-06-10 | 2012-12-19 | 中兴通讯股份有限公司 | Method and system for ensuring data transmission in uplink pilot channel position change process |
-
2006
- 2006-09-06 CN CNB2006101532152A patent/CN100569001C/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101925156B (en) * | 2009-06-10 | 2012-12-19 | 中兴通讯股份有限公司 | Method and system for ensuring data transmission in uplink pilot channel position change process |
| CN102082601A (en) * | 2009-11-30 | 2011-06-01 | 中国移动通信集团北京有限公司 | Method and device for processing uplink pilot channel interference |
| CN102082601B (en) * | 2009-11-30 | 2014-05-07 | 中国移动通信集团北京有限公司 | Method and device for processing uplink pilot channel interference |
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| Publication number | Publication date |
|---|---|
| CN100569001C (en) | 2009-12-09 |
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Granted publication date: 20091209 Termination date: 20200906 |