CN101945426A - Concurrent method and concurrent device of RLC (Radio Link Control Layer) irrecoverable errors and high-priority cell updates - Google Patents
Concurrent method and concurrent device of RLC (Radio Link Control Layer) irrecoverable errors and high-priority cell updates Download PDFInfo
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Abstract
The invention discloses a concurrent method and a concurrent device of RLC irrecoverable errors and high-priority district updates, ensuring the normal operation of subsequent data transmission on RB (Radio Bearing) which generates the RLC irrecoverable errors. The invention has the technical scheme: on the basis of the reason that priority is higher than the RLC irrecoverable errors, a terminal side initiates a first cell update; after the terminal side measures the errors, the transmission is stopped on the RB, and an instruction of the generation of the RLC irrecoverable errors on the RB is reported to an RRC (Radio Resource Control Layer); the RRC is used for recording an error generating state on the RB; the terminal side receives the confirmation of the first cell update; after judging no RB rebuilding instructions, the terminal side initiates a second cell update and indicates errors in the second cell update; a network side receives a second cell update message, and a rebuilding instruction of the RB is increased in the confirmation of the second cell update according to the instruction on the RB; and a terminal rebuilds the RB to restore the data transmission on the RB.
Description
Technical field
The present invention relates to a kind of processing method of terminal Access Layer agreement, relate in particular to the method for a kind of RLC (Radio LinkControl, radio link layer key-course) irrecoverable property mistake and the concurrent processing of high priority cell update.
Background technology
Terminal generation cell update (CELL UPDATE) under CELL DCH state, the reason of cell update comprise Radio Link Failure (Radio link failure), uplink data transmission (uplink datatransmission), page response (Paging response), reenter server (re-enteringservice area) etc.In above-mentioned cell updating course, if the irrecoverable property of RLC mistake takes place in bottom (being wireless chain control layer) again, description according to present industry standard " 2GHz TD-SCDMA HSDPA UU interfacing requires layer three specification requirement " agreement 8.3.1.2 chapters and sections, owing to the priority of the reason of cell update is higher than the irrecoverable property of RLC mistake, terminal can not report RNC (Radio Network Control with the irrecoverable property of the RLC mistake that bottom takes place, the wireless network control layer), thereby the radio bearer (RB) that causes the irrecoverable property of RLC mistake takes place does not obtain rebuilding, and follow-up transfer of data on this RB can't normally be carried out.
The selected parts of present above-mentioned industry standard are described below:
8.3.1.2 beginning
UE will begin cell updating course under following situation:
1〉uplink data transmission:
2〉if UE is in URA_PCH or CELL_PCH state:
2〉if RB 1 or sequence number greater than 1 RB in, UE need send RLC data PDU (Protocol Data Unit, protocol Data Unit) or control PDU on up link:
3〉UE will carry out the cell update of cause value for " uplink data transmission (uplink data transmission) ".
1〉page response:
2〉if the standard of the execution cell update of top specified reason is not satisfied,
2〉UE is in URA_PCH or CELL_PCH state, receives PAGING TYPE 1 message, and this message has realized the condition of the initialization cell updating course of appointment in the 8.1.2.3 joint;
3〉UE will carry out the cell update of cause value for " paging response (page response) ".
1〉Radio Link Failure
2〉if the criterion of above-mentioned execution cell update is not met
3〉if UE at the CELL_DCH state, and satisfies Radio Link Failure criterion (referring to 8.5.6 joint):
3〉if UE CAPABILTIY INFORMATION transmission of messages failure (referring to the 8.1.6.6 joint):
4〉carrying out cause value is the cell update of " Radio link failure (Radio Link Failure) ".
1〉reenter the coverage:
2〉if the standard of the execution cell update of top specified reason is not satisfied;
2〉UE is in CELL_FACH or CELL_PCH state;
2〉before timer T307 or T317 are overtime, UE has exceeded service area and has entered service area again;
3〉UE will carry out the cell update of cause value for " re-entering service area (reentering the coverage) ".
1〉the irrecoverable property of RLC mistake:
2〉if the standard of the execution cell update of top specified reason is not satisfied:
2〉in affirmation mode RLC entity, UE finds the mistake that RLC can't recover;
3〉UE will carry out the cell update of cause value for " RLC unrecoverable error (the irrecoverable property of RLC mistake) ".
Fig. 1 shows in the above-mentioned agreement flow process about RLC irrecoverable property mistake and high priority cell update (with the former of wherein Radio Link Failure because example, remaining three kinds of reason is similar) concurrent processing.See also Fig. 1, physical layer generation Radio Link Failure when the terminal that is in the CELL_DCH state, the RRC of end side (RadioResource Control, radio resource control layer) begins to initiate cell updating course, it is former because Radio Link Failure (Radio Link Failure) that the RRC of end side reports the cell update of network side, wherein two IE parameters " am-RLC-ErrorIndicationRb 2-3or4 " and " am-RLC-ErrorIndicationRb5orAbove " in the cell update message is set to logical falsehood (FALSE), and these two IE parameters are used to indicate whether at certain RB the irrecoverable property of RLC mistake has taken place.
After cell update message is sent out away, the irrecoverable property of RLC mistake takes place in (sequence number of n sign RB) if RLC this moment also detects RBn, to stop the transfer of data on this RBn, and the irrecoverable property of RLC mistake be taken place RBn report RRC, and expectation RRC rebuilds this RBn.Receive " the irrecoverable property of RLC mistake takes place RBn " indication of RLC as RRC after, discovery has the cell updating course of higher priority to carry out, then according to present agreement (being above-mentioned industry standard), can not initiate cell updating course again, not pass to RNC so RRC goes up RBn the information that the irrecoverable property of RLc mistake takes place.After RNC receives the cell update message of terminal,, be terminal configuration physical layer related resource again, in order to recover the private resource link of terminal and network according to the reason (being Radio Link Failure here) of cell update.Because the IE in the cell update message is (information element, cell) value of parameter " am-RLC-ErrorIndicationRb 2-3or4 " and " am-RLC-ErrorIndicationRb5orAbove " is logical falsehood FALSE, so can not carry out process of reconstruction to corresponding RB by indicating terminal.Terminal is carried out reconfiguration course according to the content in the message to physical layer after receiving that cell update is confirmed (CELL UPDATE CONFIRM) message, in order to recover the dedicated link of radio link layer.Because there is not indicating terminal to carry out the RB process of reconstruction in the cell update acknowledge message, thus the RBn that the irrecoverable property of RLC mistake takes place is not rebuild, thus cause the transfer of data on this RBn to recover.
Summary of the invention
The objective of the invention is to address the above problem, the method of a kind of wireless chain control layer irrecoverable property mistake and the concurrent processing of high priority cell update is provided, can be under the prerequisite that does not influence the current realization of RNC, to the special processing that said process increases, guarantee normally carrying out of on the RB that the irrecoverable property of RLC mistake takes place subsequent data transmission by terminal.
The invention allows for the device of a kind of wireless chain control layer irrecoverable property mistake and the concurrent processing of high priority cell update.
Technical scheme of the present invention is: the present invention has disclosed the method for a kind of wireless chain control layer irrecoverable property mistake and the concurrent processing of high priority cell update, comprising:
(1) end side is higher than the reason of the irrecoverable property of wireless chain control layer mistake based on priority, initiates cell updating course for the first time;
(2) wireless chain control layer of end side detects the irrecoverable property of certain radio bearer generation wireless chain control layer mistake, stop the transfer of data on this radio bearer, the indication that the irrecoverable property of wireless chain control layer mistake takes place on this radio bearer is reported radio resource control layer;
(3) radio resource control layer receives the indication of the irrecoverable property of wireless chain control layer mistake, writes down the state that the irrecoverable property of wireless chain control layer mistake takes place on this radio bearer;
(4) end side is received the affirmation message of cell update for the first time, after judging the not indication that this radio bearer is rebuild, do not carry out the collocation wireless link layer according to the configuration in this acknowledge message, but initiate cell updating course for the second time, for the second time the reason of cell update is identical with the reason of cell update for the first time, the irrecoverable property of generation wireless chain control layer mistake on this radio bearer of indication in second time cell update message;
(5) network side is received cell update message for the second time, according to the indication that the irrecoverable property of wireless chain control layer mistake takes place on this radio bearer, increases in the affirmation message of the cell update second time corresponding radio bearer is carried out the indication of process of reconstruction;
(6) terminal is received the affirmation message of cell update for the second time, according to the indication in the acknowledge message radio bearer that the irrecoverable property of wireless chain control layer mistake takes place is rebuild, and recovers the transfer of data on this radio bearer.
One embodiment of the method for wireless chain control layer irrecoverable property mistake according to the present invention and the concurrent processing of high priority cell update, the reason that step (1) medium priority is higher than the irrecoverable property of wireless chain control layer mistake is a Radio Link Failure.
One embodiment of the method for wireless chain control layer irrecoverable property mistake according to the present invention and the concurrent processing of high priority cell update, the reason that step (1) medium priority is higher than the irrecoverable property of wireless chain control layer mistake is a page response.
One embodiment of the method for wireless chain control layer irrecoverable property mistake according to the present invention and the concurrent processing of high priority cell update, the reason that step (1) medium priority is higher than the irrecoverable property of wireless chain control layer mistake is a uplink data transmission.
One embodiment of the method for wireless chain control layer irrecoverable property mistake according to the present invention and the concurrent processing of high priority cell update, the reason that step (1) medium priority is higher than the irrecoverable property of wireless chain control layer mistake is to reenter the coverage.
One embodiment of the method for wireless chain control layer irrecoverable property mistake according to the present invention and the concurrent processing of high priority cell update, step (1) also is included in for the first time indicates radio bearer not have the irrecoverable property of wireless chain control layer mistake in the cell update message, further comprises:
In the cell update message two cell parameters " am-RLC-ErrorIndicationRb2-3or4 " and " am-RLC-ErrorIndicationRb5orAbove " are set to logical falsehood in the first time, wherein whether parameter " am-RLC-ErrorIndicationRb2-3or4 " indication sequence number less than 5 radio bearer the irrecoverable property of radio link layer mistake takes place, and whether parameter " am-RLC-ErrorIndicationRb2-3or4 " indication sequence number more than or equal to 5 radio bearer the irrecoverable property of radio link layer mistake takes place.
The irrecoverable property of wireless chain control layer mistake, take place and further comprise in one embodiment of the method for wireless chain control layer irrecoverable property mistake according to the present invention and the concurrent processing of high priority cell update on this radio bearer of indication in second time cell update message in the step (4):
If the sequence number of the radio bearer of the irrecoverable property of generation wireless chain control layer mistake then is set to logical truth with parameter " am-RLC-ErrorIndicationRb2-3or4 " less than 5; If the sequence number of the radio bearer of the irrecoverable property of generation wireless chain control layer mistake then is set to logical truth with parameter " am-RLC-ErrorIndicationRb5orAbove " more than or equal to 5.
One embodiment of the method for wireless chain control layer irrecoverable property mistake according to the present invention and the concurrent processing of high priority cell update, the communication pattern of using the concurrent processing method comprises TD-SCDMA, CDMA2000, WCDMA.
The present invention has also disclosed the device of a kind of wireless chain control layer irrecoverable property mistake and the concurrent processing of high priority cell update, comprising:
Cell update initiation module for the first time, end side is higher than the reason of the irrecoverable property of wireless chain control layer mistake based on priority, initiates cell updating course for the first time;
The mistake reporting module, connect cell update initiation module for the first time, move after the cell update initiation module in the first time, the wireless chain control layer of end side detects the irrecoverable property of certain radio bearer generation wireless chain control layer mistake, stop the transfer of data on this radio bearer, the indication that the irrecoverable property of wireless chain control layer mistake takes place on this radio bearer is reported radio resource control layer;
The error logging module, the connection error reporting module, operation after wrong reporting module, radio resource control layer receives the indication of the irrecoverable property of wireless chain control layer mistake, writes down the state that the irrecoverable property of wireless chain control layer mistake takes place on this radio bearer;
Cell update initiation module for the second time, the connection error logging modle, operation after the error logging module, end side is received the affirmation message of cell update for the first time, after judging the not indication that this radio bearer is rebuild, do not carry out the collocation wireless link layer according to the configuration in this acknowledge message, but initiate cell updating course for the second time, for the second time the reason of cell update is identical with the reason of cell update for the first time, the irrecoverable property of generation wireless chain control layer mistake on this radio bearer of indication in second time cell update message;
Cell update is confirmed module for the second time, connect cell update initiation module for the second time, move after the cell update initiation module in the second time, network side is received cell update message for the second time, according to the indication that the irrecoverable property of wireless chain control layer mistake takes place on this radio bearer, in the affirmation message of the cell update second time, increase corresponding radio bearer is carried out the indication of process of reconstruction;
Radio bearer rebuilding module, terminal are received the affirmation message of cell update for the second time, according to the indication in the acknowledge message radio bearer that the irrecoverable property of wireless chain control layer mistake takes place are rebuild, and recover the transfer of data on this radio bearer.
One embodiment of the device of wireless chain control layer irrecoverable property mistake according to the present invention and the concurrent processing of high priority cell update, for the first time to be higher than the reason of the irrecoverable property of wireless chain control layer mistake be Radio Link Failure to the priority in the cell update initiation module.
One embodiment of the device of wireless chain control layer irrecoverable property mistake according to the present invention and the concurrent processing of high priority cell update, for the first time to be higher than the reason of the irrecoverable property of wireless chain control layer mistake be page response to the priority in the cell update initiation module.
One embodiment of the device of wireless chain control layer irrecoverable property mistake according to the present invention and the concurrent processing of high priority cell update, for the first time to be higher than the reason of the irrecoverable property of wireless chain control layer mistake be uplink data transmission to the priority in the cell update initiation module.
One embodiment of the device of wireless chain control layer irrecoverable property mistake according to the present invention and the concurrent processing of high priority cell update, for the first time to be higher than the reason of the irrecoverable property of wireless chain control layer mistake be to reenter the coverage to the priority in the cell update initiation module.
One embodiment of the device of wireless chain control layer irrecoverable property mistake according to the present invention and the concurrent processing of high priority cell update, the cell update initiation module also is used for not having the irrecoverable property of wireless chain control layer mistake at cell update message indication first time radio bearer for the first time, and the cell update initiation module further comprises for the first time:
Cell parameters is provided with the unit, in the cell update message two cell parameters " am-RLC-ErrorIndicationRb2-3or4 " and " am-RLC-ErrorIndicationRb5orAbove " are set to logical falsehood in the first time, wherein whether parameter " am-RLC-ErrorIndicationRb2-3or4 " indication sequence number less than 5 radio bearer the irrecoverable property of radio link layer mistake takes place, and whether parameter " am-RLC-ErrorIndicationRb2-3or4 " indication sequence number more than or equal to 5 radio bearer the irrecoverable property of radio link layer mistake takes place.
One embodiment of the device of wireless chain control layer irrecoverable property mistake according to the present invention and the concurrent processing of high priority cell update, the cell update initiation module is indicated in the cell update message in the second time the irrecoverable property of wireless chain control layer mistake is taken place on this radio bearer for the second time, further comprises:
The cell parameters updating block is if the sequence number of the radio bearer of the irrecoverable property of generation wireless chain control layer mistake then is set to logical truth with parameter " am-RLC-ErrorIndicationRb2-3or4 " less than 5; If the sequence number of the radio bearer of the irrecoverable property of generation wireless chain control layer mistake then is set to logical truth with parameter " am-RLC-ErrorIndicationRb5orAbove " more than or equal to 5.
One embodiment of the device of wireless chain control layer irrecoverable property mistake according to the present invention and the concurrent processing of high priority cell update, the communication pattern that device is suitable for comprises TD-SCDMA, CDMA2000, WCDMA.
The present invention contrasts prior art following beneficial effect: the state of the irrecoverable property of RLC mistake takes place by the record terminal in technical scheme of the present invention, and judges after receiving cell update affirmation (CELL UPDATE CONFIRM) message whether this message indicates the RB to the irrecoverable property of RLC mistake takes place to rebuild.If there is above-mentioned indication in the cell update acknowledge message, then initiate cell updating course again, and the irrecoverable property of RLC mistake is taken place RB report RNC, trigger RNC this RB is rebuild, thereby reach the purpose of recovering this RB transfer of data.Compared to prior art, the present invention is in the terminal that is under the CELL_DCH state, take place in the process of cell update, if taking place, the priority of the reason of cell update is higher than the irrecoverable property of RLC mistake, and the irrecoverable property of RLC mistake takes place in bottom again in cell updating course, then by technical scheme of the present invention, can guarantee to take place normally the carrying out of RB subsequent data transmission of the irrecoverable property of RLC mistake.
Description of drawings
Fig. 1 is the flow chart about RLC irrecoverable property mistake and the concurrent processing of high priority cell update of existing protocol.
Fig. 2 is the flow chart of embodiment of the method for RLC of the present invention irrecoverable property mistake and the concurrent processing of high priority cell update.
Fig. 3 shows the example of the device of RLC irrecoverable property mistake and the concurrent processing of high priority cell update.
Embodiment
The invention will be further described below in conjunction with drawings and Examples.
The situation that the priority of being mentioned among the present invention is higher than the irrecoverable property of RLC mistake comprises four kinds of situations enumerating in industry standard " 2GHzTD-SCDMA HSDPA UU interfacing requires layer three specification requirement " the agreement 8.3.1.2 chapters and sections: uplink data transmission, page response, Radio Link Failure, reenter the coverage.The following examples are that example illustrates with the Radio Link Failure, should be understood that other three kinds of situations all are suitable for.The communication pattern of using the concurrent processing method comprises TD-SCDMA, CDMA2000, WCDMA.
The embodiment of the method for RLC irrecoverable property mistake and the concurrent processing of high priority cell update
Fig. 2 shows the flow process of preferred embodiment of the method for RLC of the present invention irrecoverable property mistake and the concurrent processing of high priority cell update.See also Fig. 2, the method for present embodiment is on the agreement basis that does not influence RNC realization at present, and related procedure is improved.
Be in the physical layer of the end side of CELL_DCH state, Radio Link Failure (the step S10 among Fig. 2) takes place after, RRC begins to initiate cell updating course (the step S11 among Fig. 2), the cell update that reports network is former in " Radio Link Failure (Radio Link Failure) ", and on the indication RB the irrecoverable property of RLC mistake does not take place in cell update message this time.The concrete technological means of indication is that two the IE parameters " am-RLC-ErrorIndicationRb 2-3or4 " in the cell update message and the value of " am-RLC-ErrorIndicationRb5orAbove " all are set to logical falsehood (FALSE), and these two IE parameters are used to indicate some RB whether the irrecoverable property of RLC mistake takes place.
After cell update message is sent out away, the irrecoverable property of RLC mistake takes place if RLC this moment also detects RBn, stop the transfer of data on this RBn, report irrecoverable property mistake takes place on the RRC RBn, and expectation RRC rebuilds (the step S12 among Fig. 2) to this RBn.
Receive " the irrecoverable property of RLC mistake takes place RBn " indication of RLC as RRC after, discovery has the cell updating course (being that the former of step S11 is because the cell updating course of " Radio Link Failure ") of higher priority to carry out, and then this RBn is gone up the state recording that the irrecoverable property of RLC mistake takes place and gets off.
Whether after the cell update of receiving RNC is confirmed (CELL UPDATE CONFIRM) message (the step S13 among Fig. 2), judging has the indication that this RBn is rebuild in the cell update acknowledge message.If there is not such indication, then be not configured bottom according to the configuration in the message, but initiate cell updating course once more, the reason of cell update still for initiating cell update former last time because " Radio Link Failure ", and on the some RB of indication the irrecoverable property of RLC mistake has taken place in cell update message this time.The concrete technological means of indication is two IE parameters (the step S14 among Fig. 2) of revising in the cell update message.Particularly, if the ID of the RBn of the irrecoverable property of generation RLC mistake is smaller or equal to 4, then will indicate whether in the cell update message that the IE parameter " am-RLC-ErrorIndicationRb2-3or4 " that has RB that " the irrecoverable property of RLC mistake " takes place is changed to logical truth (TRUE), if the ID of the RBn of the irrecoverable property of generation RLC mistake then is set to very (TRUE) with the IE parameter " am-RLC-ErrorIndicationRb5orAbove " in the cell update message greater than 4.
Receive the cell update message of terminal so once more as RNC, judging IE parameter " am-RLC-ErrorIndicationRb2-3or4 " or " am-RLC-ErrorIndicationRb5orAbove " is TRUE, can in the cell update acknowledge message, carry relevant physical channel configuration, also can carry out process of reconstruction to corresponding RB by indicating terminal simultaneously.
After terminal was received this cell update acknowledge message (the step S15 of Fig. 2), the RBn to the irrecoverable property of generation RLC mistake rebuild according to the indication in the message, thereby recovered the transfer of data on this RBn.
The subsequent step of step S15 among Fig. 2, for example P_RRC_RLC_CONFIG_REQ is meant the configuration of RRC to RLC, P_RRC_L1_CONFIG_REQ is meant the configuration of RRC to physical layer L1, is those of ordinary skills' known technologies as can be known, does not repeat them here.
The embodiment of the device of RLC irrecoverable property mistake and the concurrent processing of high priority cell update
Corresponding to the method for the foregoing description, present embodiment shows the example of the device of RLC irrecoverable property mistake and the concurrent processing of high priority cell update.Seeing also Fig. 3, is the detailed description to the device of present embodiment below.
The device of present embodiment comprises the module that next coming in order connect: for the first time cell update initiation module 10, mistake reporting module 20, error logging module 30, for the second time cell update initiation module 40, cell update is confirmed module 50 and radio bearer rebuilding module 60 for the second time.Wherein for the first time be provided with cell parameters in the cell update initiation module 10 unit 100 is set, be provided with cell parameters updating block 400 in the cell update initiation module 40 for the second time.Annexation in the present embodiment mainly is meant the time order and function order of module operation.
In first time cell update initiation module 10, be in the physical layer of the end side of CELL_DCH state, Radio Link Failure takes place after, RRC begins to initiate cell updating course, the cell update that reports network is former in " Radio Link Failure (Radio Link Failure) ", and on the indication RB the irrecoverable property of RLC mistake does not take place in cell update message this time.The irrecoverable property of RLC mistake does not take place on the RB in indication is by wherein cell parameters unit 100 to be set to finish.Cell parameters is provided with unit 100 and in the cell update message two cell parameters " am-RLC-ErrorIndicationRb2-3or4 " and " am-RLC-ErrorIndicationRb5orAbove " is set to logical falsehood in the first time, wherein whether parameter " am-RLC-ErrorIndicationRb2-3or4 " indication sequence number less than 5 radio bearer the irrecoverable property of radio link layer mistake takes place, and whether parameter " am-RLC-ErrorIndicationRb2-3or4 " indication sequence number more than or equal to 5 radio bearer the irrecoverable property of radio link layer mistake takes place.
In wrong reporting module 20, after cell update message is sent out away, the irrecoverable property of RLC mistake takes place if RLC this moment also detects RBn, stop the transfer of data on this RBn, report irrecoverable property mistake takes place on the RRC RBn, and expectation RRC rebuilds this RBn.
Follow run-time error logging modle 30, receive " the irrecoverable property of RLC mistake takes place RBn " indication of RLC as RRC after, discovery has the cell updating course (promptly for the first time in the cell update initiation module 10 former because the cell updating course of " Radio Link Failure ") of higher priority to carry out, and then this RBn is gone up the state recording that the irrecoverable property of RLC mistake takes place and gets off.
After error logging module 30 was finished, operation is cell update initiation module 40 for the second time.In second time cell update initiation module 40, whether after the cell update of receiving RNC is confirmed (CELL UPDATE CONFIRM) message (see figure 2), judging has the indication that this RBn is rebuild in the cell update acknowledge message.If there is not such indication, then be not configured bottom according to the configuration in the message, but initiate cell updating course once more, the reason of cell update still for initiating cell update former last time because " Radio Link Failure ", and on the some RB of indication the irrecoverable property of RLC mistake has taken place in cell update message this time.The concrete technological means of indication is two IE parameters revising in the cell update message, and this is to be realized by cell parameters updating block 400 wherein.In cell parameters updating block 400, if the ID of the RBn of the irrecoverable property of generation RLC mistake is smaller or equal to 4, then will indicate whether in the cell update message that the IE parameter " am-RLC-ErrorIndicationRb2-3or4 " that has RB that " the irrecoverable property of RLC mistake " takes place is changed to logical truth (TRUE), if the ID of the RBn of the irrecoverable property of generation RLC mistake then is set to very (TRUE) with the IE parameter " am-RLC-ErrorIndicationRb5orAbove " in the cell update message greater than 4.
Afterwards, module 50 is confirmed in operation cell update for the second time, receive the cell update message of terminal once more as RNC, judging IE parameter " am-RLC-ErrorIndicationRb2-3or4 " or " am-RLC-ErrorIndicationRb5orAbove " is TRUE, can in the cell update acknowledge message, carry relevant physical channel configuration, also can carry out process of reconstruction to corresponding RB by indicating terminal simultaneously.
At last, operation radio bearer rebuilding module 60 after terminal is received the cell update acknowledge message, is rebuild the RBn that the irrecoverable property of RLC mistake takes place according to the indication in the message, thereby recovers the transfer of data on this RBn.
From the foregoing description as can be seen, the key point of technical scheme of the present invention is:
(1) when the cell updating course of RLC irrecoverable property mistake and high priority is concurrent, writes down this state;
(2) if the RB that the irrecoverable property of RLC mistake takes place is not rebuild in the cell update acknowledge message of receiving, then initiate cell updating course once more, and be provided for indicating IE parameter " am-RLC-ErrorIndicationRb2-3or4 " or " am-RLC-ErrorIndicationRb5orAbove " of the irrecoverable property of RNC terminal generation RLC mistake to be TRUE, this RB is rebuild in the cell update acknowledge message thereby trigger RNC.
The foregoing description provides to those of ordinary skills and realizes or use of the present invention; those of ordinary skills can be under the situation that does not break away from invention thought of the present invention; the foregoing description is made various modifications or variation; thereby protection scope of the present invention do not limit by the foregoing description, and should be the maximum magnitude that meets the inventive features that claims mention.
Claims (16)
1. the method for wireless chain control layer irrecoverable property mistake and the concurrent processing of high priority cell update comprises:
(1) end side is higher than the reason of the irrecoverable property of wireless chain control layer mistake based on priority, initiates cell updating course for the first time;
(2) wireless chain control layer of end side detects the irrecoverable property of certain radio bearer generation wireless chain control layer mistake, stop the transfer of data on this radio bearer, the indication that the irrecoverable property of wireless chain control layer mistake takes place on this radio bearer is reported radio resource control layer;
(3) radio resource control layer receives the indication of the irrecoverable property of wireless chain control layer mistake, writes down the state that the irrecoverable property of wireless chain control layer mistake takes place on this radio bearer;
(4) end side is received the affirmation message of cell update for the first time, after judging the not indication that this radio bearer is rebuild, do not carry out the collocation wireless link layer according to the configuration in this acknowledge message, but initiate cell updating course for the second time, for the second time the reason of cell update is identical with the reason of cell update for the first time, the irrecoverable property of generation wireless chain control layer mistake on this radio bearer of indication in second time cell update message;
(5) network side is received cell update message for the second time, according to the indication that the irrecoverable property of wireless chain control layer mistake takes place on this radio bearer, increases in the affirmation message of the cell update second time corresponding radio bearer is carried out the indication of process of reconstruction;
(6) terminal is received the affirmation message of cell update for the second time, according to the indication in the acknowledge message radio bearer that the irrecoverable property of wireless chain control layer mistake takes place is rebuild, and recovers the transfer of data on this radio bearer.
2. the method for wireless chain control layer irrecoverable property mistake according to claim 1 and the concurrent processing of high priority cell update, it is characterized in that the reason that step (1) medium priority is higher than the irrecoverable property of wireless chain control layer mistake is a Radio Link Failure.
3. the method for wireless chain control layer irrecoverable property mistake according to claim 1 and the concurrent processing of high priority cell update is characterized in that, the reason that step (1) medium priority is higher than the irrecoverable property of wireless chain control layer mistake is a page response.
4. the method for wireless chain control layer irrecoverable property mistake according to claim 1 and the concurrent processing of high priority cell update, it is characterized in that the reason that step (1) medium priority is higher than the irrecoverable property of wireless chain control layer mistake is a uplink data transmission.
5. the method for wireless chain control layer irrecoverable property mistake according to claim 1 and the concurrent processing of high priority cell update, it is characterized in that the reason that step (1) medium priority is higher than the irrecoverable property of wireless chain control layer mistake is to reenter the coverage.
6. the method for wireless chain control layer irrecoverable property mistake according to claim 1 and the concurrent processing of high priority cell update, it is characterized in that, step (1) also is included in for the first time indicates radio bearer not have the irrecoverable property of wireless chain control layer mistake in the cell update message, further comprises:
In the cell update message two cell parameters " am-RLC-ErrorIndicationRb2-3or4 " and " am-RLC-ErrorIndicationRb5orAbove " are set to logical falsehood in the first time, wherein whether parameter " am-RLC-ErrorIndicationRb2-3or4 " indication sequence number less than 5 radio bearer the irrecoverable property of radio link layer mistake takes place, and whether parameter " am-RLC-ErrorIndicationRb2-3or4 " indication sequence number more than or equal to 5 radio bearer the irrecoverable property of radio link layer mistake takes place.
7. the method for wireless chain control layer irrecoverable property mistake according to claim 6 and the concurrent processing of high priority cell update, it is characterized in that, the irrecoverable property of wireless chain control layer mistake takes place on this radio bearer of indication in second time cell update message in the step (4) further comprise:
If the sequence number of the radio bearer of the irrecoverable property of generation wireless chain control layer mistake then is set to logical truth with parameter " am-RLC-ErrorIndicationRb2-3or4 " less than 5; If the sequence number of the radio bearer of the irrecoverable property of generation wireless chain control layer mistake then is set to logical truth with parameter " am-RLC-ErrorIndicationRb5orAbove " more than or equal to 5.
8. according to claim 1～7 method of each described wireless chain control layer irrecoverable property mistake and the concurrent processing of high priority cell update wherein, it is characterized in that the communication pattern of using the concurrent processing method comprises TD-SCDMA, CDMA2000, WCDMA.
9. the device of wireless chain control layer irrecoverable property mistake and the concurrent processing of high priority cell update comprises:
Cell update initiation module for the first time, end side is higher than the reason of the irrecoverable property of wireless chain control layer mistake based on priority, initiates cell updating course for the first time;
The mistake reporting module, connect cell update initiation module for the first time, move after the cell update initiation module in the first time, the wireless chain control layer of end side detects the irrecoverable property of certain radio bearer generation wireless chain control layer mistake, stop the transfer of data on this radio bearer, the indication that the irrecoverable property of wireless chain control layer mistake takes place on this radio bearer is reported radio resource control layer;
The error logging module, the connection error reporting module, operation after wrong reporting module, radio resource control layer receives the indication of the irrecoverable property of wireless chain control layer mistake, writes down the state that the irrecoverable property of wireless chain control layer mistake takes place on this radio bearer;
Cell update initiation module for the second time, the connection error logging modle, operation after the error logging module, end side is received the affirmation message of cell update for the first time, after judging the not indication that this radio bearer is rebuild, do not carry out the collocation wireless link layer according to the configuration in this acknowledge message, but initiate cell updating course for the second time, for the second time the reason of cell update is identical with the reason of cell update for the first time, the irrecoverable property of generation wireless chain control layer mistake on this radio bearer of indication in second time cell update message;
Cell update is confirmed module for the second time, connect cell update initiation module for the second time, move after the cell update initiation module in the second time, network side is received cell update message for the second time, according to the indication that the irrecoverable property of wireless chain control layer mistake takes place on this radio bearer, in the affirmation message of the cell update second time, increase corresponding radio bearer is carried out the indication of process of reconstruction;
Radio bearer rebuilding module, terminal are received the affirmation message of cell update for the second time, according to the indication in the acknowledge message radio bearer that the irrecoverable property of wireless chain control layer mistake takes place are rebuild, and recover the transfer of data on this radio bearer.
10. the device of wireless chain control layer irrecoverable property mistake according to claim 9 and the concurrent processing of high priority cell update, it is characterized in that for the first time to be higher than the reason of the irrecoverable property of wireless chain control layer mistake be Radio Link Failure to the priority in the cell update initiation module.
11. the device of wireless chain control layer according to claim 9 irrecoverable property mistake and the concurrent processing of high priority cell update, it is characterized in that for the first time to be higher than the reason of the irrecoverable property of wireless chain control layer mistake be page response to the priority in the cell update initiation module.
12. the device of wireless chain control layer according to claim 9 irrecoverable property mistake and the concurrent processing of high priority cell update, it is characterized in that for the first time to be higher than the reason of the irrecoverable property of wireless chain control layer mistake be uplink data transmission to the priority in the cell update initiation module.
13. the device of wireless chain control layer according to claim 9 irrecoverable property mistake and the concurrent processing of high priority cell update, it is characterized in that for the first time to be higher than the reason of the irrecoverable property of wireless chain control layer mistake be to reenter the coverage to the priority in the cell update initiation module.
14. the device of wireless chain control layer according to claim 9 irrecoverable property mistake and the concurrent processing of high priority cell update, it is characterized in that, the cell update initiation module also is used for not having the irrecoverable property of wireless chain control layer mistake at cell update message indication first time radio bearer for the first time, and the cell update initiation module further comprises for the first time:
Cell parameters is provided with the unit, in the cell update message two cell parameters " am-RLC-ErrorIndicationRb2-3or4 " and " am-RLC-ErrorIndicationRb5orAbove " are set to logical falsehood in the first time, wherein whether parameter " am-RLC-ErrorIndicationRb2-3or4 " indication sequence number less than 5 radio bearer the irrecoverable property of radio link layer mistake takes place, and whether parameter " am-RLC-ErrorIndicationRb2-3or4 " indication sequence number more than or equal to 5 radio bearer the irrecoverable property of radio link layer mistake takes place.
15. the device of wireless chain control layer according to claim 14 irrecoverable property mistake and the concurrent processing of high priority cell update, it is characterized in that, the cell update initiation module is indicated in the cell update message in the second time the irrecoverable property of wireless chain control layer mistake is taken place on this radio bearer for the second time, further comprises:
The cell parameters updating block is if the sequence number of the radio bearer of the irrecoverable property of generation wireless chain control layer mistake then is set to logical truth with parameter " am-RLC-ErrorIndicationRb2-3or4 " less than 5; If the sequence number of the radio bearer of the irrecoverable property of generation wireless chain control layer mistake then is set to logical truth with parameter " am-RLC-ErrorIndicationRb5orAbove " more than or equal to 5.
16. the device according to each described wireless chain control layer irrecoverable property mistake and the concurrent processing of high priority cell update in the claim 9～15 is characterized in that, the communication pattern that device is suitable for comprises TD-SCDMA, CDMA2000, WCDMA.
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| CN101945426B (en) | 2013-03-13 |
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