CN103037404A - Method of forcedly switching road test equipment to neighborhood - Google Patents
Method of forcedly switching road test equipment to neighborhood Download PDFInfo
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- CN103037404A CN103037404A CN2011103016116A CN201110301611A CN103037404A CN 103037404 A CN103037404 A CN 103037404A CN 2011103016116 A CN2011103016116 A CN 2011103016116A CN 201110301611 A CN201110301611 A CN 201110301611A CN 103037404 A CN103037404 A CN 103037404A
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Abstract
The invention relates to a method of forcedly switching road test equipment to a neighborhood. The method comprises the steps of receiving a forced switching order; triggering a wireless chain abnormal flow path of a current served neighborhood when a target neighborhood does not belong to adjacent neighborhoods of the current served neighborhood; and searching the target neighborhood and rebuilding service in the target neighborhood after renewing the target neighborhood. According to the method of forcedly switching the road test equipment to the neighborhood, through the method of rebuilding the wireless chain, in a connection mode, the target neighborhood not belonging to the adjacent neighborhoods is switched to so as to meet the requirement that the road test equipment is switched to all target neighborhoods in mobile communication network building and optimization to conduct tests.
Description
Technical field
The present invention relates to moving communicating field, particularly a kind of road measuring device residential quarter force handoff method.
Background technology
Road measuring device all supports to force test function at present, but as shown in Figure 1, the residential quarter force handoff function of road measuring device under connection mode is the measurement report that is better than current area by the forced-triggered Target cell at present, issued by network that the mode of switching command realizes, the method for this realization force handoff can only be applied to the situation that there are neighboring BS relationship in Target cell and current area.In actual applications, at the beginning of mobile communications network is set up or in network optimization process, there is irrational situation in adjacent section planning before may occurring, the residential quarter (may relate to different system cell) that for example has stronger signal at testing location, but this residential quarter is not in the Neighboring Cell List of current area, at this moment, the Target cell that needs road measuring device to switch to this non-adjacent area under connection mode is tested.But for this situation, existing force handoff method obviously can't be finished.In the prior art, road measuring device is generally by discharging first current connection, and is resident behind the positive lock Target cell again, realizes test to this class residential quarter by the mode that connects at Target cell at last, this method needs more manual operation, does not have a convenience.
Summary of the invention
The object of the present invention is to provide a kind of road measuring device cell switching method, realize that to solve road measuring device switches to the problem of Target cell under connection mode.
A kind of road measuring device cell switching method provided by the invention, step comprises:
Receive the force handoff order; When Target cell does not belong to the adjacent area of current service cell, trigger the unusual flow process of Radio Link of current service cell; The search Target cell is also rebuild professional after Target cell carries out cell update.
Further, described force handoff order comprises test command pattern and target cell information.
Further, described target cell information comprises: frequency and cell id.
Further, the unusual flow process of the Radio Link of described triggering current service cell is specially: the unusual flow process of the Radio Link of described triggering current service cell comprises Radio Link Failure flow process or the wireless chain control layer fatal error flow process that triggers current service cell.
Further, the Radio Link Failure flow process of described triggering current service cell is specially: trigger the step-out timer expiry.
Further, the wireless chain control layer fatal error flow process of described triggering current service cell is specially: trigger reseting procedure; It is the upper limit of described number of times that the described number of times that sends that is scheduled of resetting is set; End reseting procedure and trigger the wireless chain control layer fatal error.
Further, after receiving the force handoff order, also comprise: judge whether current service cell of described Target cell, if, then report the force handoff success, continue to test in current service cell.
Further, if described Target cell is not current service cell, then further judge whether described Target cell belongs to the adjacent area of current service cell, if then trigger Target cell and switch.
Further, described triggering Target cell switches and is specially: trigger reporting Target cell to be better than the measurement report of current service cell, and send to network terminal, described road measuring device switches to Target cell after receiving the switching command that network terminal issues.
By a kind of road measuring device cell switching method provided by the invention, the method of rebuilding by Radio Link switches to the Target cell of non-adjacent area under connection mode, can satisfy in the mobile communications network construction and in optimizing road measuring device switch to the demand that all Target cells are tested.By mandatory order is judged, to Target cell in the mandatory order whether Serving cell, whether the adjacent area of Serving cell is judged and subsequent treatment, do not need to change network terminal and can satisfy the demand that road measuring device is tested by the force handoff order to all Target cells.
Description of drawings
Fig. 1 is existing road measuring device residential quarter force handoff method;
Fig. 2 is a kind of road measuring device disclosed by the invention residential quarter force handoff method preferred embodiment flow chart;
Fig. 3 is a kind of road measuring device disclosed by the invention residential quarter another preferred embodiment flow chart of force handoff.
Embodiment
In order to make purpose of the present invention, technical scheme and advantage clearer, below in conjunction with drawings and Examples, the present invention is described in further detail.
The disclosed a kind of road measuring device cell switching method of the embodiment of the invention as shown in Figure 2,
S201, the order of reception force handoff;
In this step, road measuring device has the force handoff function, and is in connection status in current service cell.Described force handoff order generally comprises two parts, and one is the test command pattern, as: force handoff, pressure gravity treatment, locking residential quarter, locked frequency point etc., in described force handoff order, the test command pattern is force handoff; It two is target cell information, as: frequency, cell id.This step also comprises: judge by target cell information whether the indicated Target cell of force handoff order is current service cell, if, then keep the road measuring device state constant, and report the force handoff success, continue to carry out the drive test test in current service cell.
S202, when Target cell does not belong to the adjacent area of current service cell, trigger the unusual flow process of Radio Link of current service cell;
This step is specially:
When Target cell is not current service cell, judge further whether Target cell is the adjacent area of current service cell, if not, then trigger the unusual flow process of Radio Link of current service cell.
The unusual flow process of the Radio Link of described triggering current service cell comprises Radio Link Failure flow process or RLC (Radio Link control) the layer fatal error flow process that triggers current service cell.
Wherein, the Radio Link Failure criterion is specially: at the CELL_DCH state, when receiving from physical layer that to the N313 (step-out counter) of DPCH (DPCH) (and DCCH (Dedicated Control Channel) has mapping relations) UE (subscriber equipment) should start timer T313 after individual continuous " out of sync " indication; When receiving that from physical layer N315 (coincidence counter) individual continuous " in sync " indication and UE state change, UE should stop and replacement T313 (step-out timer); If T313 is overtime, then UE thinks " Radio Link Failure ".
Therefore, in this step, be after road measuring device is received the force handoff order by the unusual flow process of Radio Link that triggers Radio Link Failure trigger flow current service cell, and judge when Target cell is not the current area adjacent area, protocol stack forces T313 (step-out timer) timer expiry to be processed immediately, makes drive test terminal force to occur the Radio Link Failure flow process.
Wherein, triggering rlc layer fatal error flow process is specially: the wireless chain control layer fatal error flow process of described triggering current service cell is specially: trigger reseting procedure; It is the upper limit of described number of times that the described number of times that sends that is scheduled of resetting is set; End reseting procedure and trigger the wireless chain control layer fatal error.
1, triggers reseting procedure (according to 3 kinds of trigger conditions of 11.4.2 joint among the 3GPP TS25.321, forcing to trigger wherein a kind of getting final product according to the terminal situation);
2, trigger the RLC fatal error: VT (RST)=MaxRST is set, and transmitting terminal will be ended ongoing reseting procedure, stop the Timer_RST timer and report fatal error to high level.
Wherein, VT (RST) is the number of times that reset PDU is scheduled and sends in the reseting procedure, and initial value is 0, sends reset PDU (Protocol Data Unit, protocol Data Unit) at every turn and adds 1, and receiving resets resets to 0 after confirming.MaxRST is the upper limit of VT (RST), and the maximum times that reset PDU sends equals MaxRST-1, when VT (RST)=MaxRST, will indicate fatal error to the upper strata, triggers rlc layer fatal error flow process.
S203, search Target cell are also rebuild professional after Target cell upgrades.
This step is specially, the target cell information that order is carried according to force handoff, search Target cell, and carry out cell updating course at Target cell, then initiate service request, road measuring device is in Target cell under the connection mode, and beginning begins test at Target cell.
This step also comprises: road measuring device reports the force handoff success.
Specific embodiment below in conjunction with 3 pairs of road measuring device cell switching methods of accompanying drawing is elaborated.
Road measuring device is in the drive test process under some locality or the environment, needs according to test, need under connection mode, switch to Target cell, the tester triggers the force handoff order, and described force handoff order generally comprises two parts for forcing a kind of in the test command, one is the test command pattern, such as: force handoff, force gravity treatment, locking residential quarter, locked frequency point etc., it two is target cell information, such as frequency, cell id.
S301, road measuring device receive the force handoff order;
This road measuring device has the force handoff function, and is in connection status in current service cell A;
S302, road measuring device judge whether the Target cell B of force handoff is current service cell;
If, then turn to step S303, if not, then turn to step S304;
In this step, compare by the information of Target cell B and the information of current service cell, judge whether Target cell B is current service cell.
S303, when Target cell B is current service cell, road measuring device reports force handoff success, and keeps the road measuring device state constant, continues to carry out the drive test test at this Serving cell;
S304, when Target cell B is not current service cell, road measuring device judges further whether Target cell B exists in the Neighboring Cell List of current area, if exist, then turns to step S305, switches to described Target cell, if do not exist, then turns to step S307;
S305, forced-triggered adjacent area are better than the test report of current area, and send to network terminal.Wherein, the forced-triggered adjacent area is better than the method for the measurement report of current area, is specially: be high value with the measured value assignment of force handoff Target cell or be smaller value with the measured value assignment of current area.
S306, road measuring device receive the switching command that network terminal issues, and switch to Target cell B, with rear steering step S310;
S307, be not present in the Neighboring Cell List of current area as Target cell B, the forced-triggered Radio Link is unusual, described Radio Link unusually can be by triggering Radio Link Failure flow process or the RLC fatal error agreement flow process of this residential quarter, and the mode of taking in this step to trigger this cell radio link failure flow process triggers.
S308, search Target cell B, and finish cell updating course at Target cell B;
S309, initiation service request make road measuring device connect at Target cell B;
S310, road measuring device report the force handoff success, carry out the drive test test at Target cell B.
This road measuring device residential quarter force handoff method, order is judged to force handoff, to Target cell in the force handoff order whether Serving cell, whether the adjacent area etc. of Serving cell is judged and respective handling, when not belonging to the adjacent area of current service cell, by the unusual flow process of the Radio Link of current service cell, realize the force handoff to Target cell.This force handoff method does not need network terminal is changed, and can satisfy by the force handoff order to make road measuring device realize the demand that all Target cells are tested.
The above is the preferred embodiments of the present invention only, is not limited to the present invention, and for a person skilled in the art, the present invention can have various modifications and variations.Within the spirit and principles in the present invention all, any modification of doing, be equal to replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (9)
1. a road measuring device residential quarter force handoff method is characterized in that, comprising:
Receive the force handoff order;
When Target cell does not belong to the adjacent area of current service cell, trigger the unusual flow process of Radio Link of current service cell;
The search Target cell is also rebuild professional after Target cell carries out cell update.
2. the method for claim 1 is characterized in that, described force handoff order comprises test command pattern and target cell information.
3. method as claimed in claim 2 is characterized in that, described target cell information comprises: frequency and cell id.
4. the method for claim 1 is characterized in that, the unusual flow process of the Radio Link of described triggering current service cell comprises Radio Link Failure flow process or the wireless chain control layer fatal error flow process that triggers current service cell.
5. method as claimed in claim 4 is characterized in that, the Radio Link Failure flow process of described triggering current service cell is specially: trigger the step-out timer expiry.
6. method as claimed in claim 4 is characterized in that, the wireless chain control layer fatal error flow process of described triggering current service cell is specially: trigger reseting procedure; The reset number of times that sends that is scheduled of setting is the upper limit of described number of times; End reseting procedure and trigger the wireless chain control layer fatal error.
7. the method for claim 1 is characterized in that, after receiving the force handoff order, also comprises: judge whether current service cell of described Target cell, if, then report the force handoff success, continue to test in current service cell.
8. method as claimed in claim 7 is characterized in that, also comprises: if described Target cell is not current service cell, then further judge whether described Target cell belongs to the adjacent area of current service cell, if then trigger Target cell and switch.
9. method as claimed in claim 8, it is characterized in that, described triggering Target cell switching is specially: trigger reporting Target cell to be better than the measurement report of current service cell, and send to network terminal, described road measuring device switches to Target cell after receiving the switching command that network terminal issues.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201110301611.6A CN103037404B (en) | 2011-09-30 | 2011-09-30 | A kind of road measuring device cell pressure switching method |
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| CN201110301611.6A CN103037404B (en) | 2011-09-30 | 2011-09-30 | A kind of road measuring device cell pressure switching method |
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| CN107635264A (en) * | 2017-10-13 | 2018-01-26 | 广东欧珀移动通信有限公司 | Method, mobile terminal and the computer-readable recording medium of cell reselection |
| CN111328121A (en) * | 2018-12-17 | 2020-06-23 | 中国移动通信集团北京有限公司 | Road testing method and device |
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Effective date of registration: 20170418 Address after: Nanping Street 400060 Chongqing Nan'an District Nancheng Road No. 199 left attached to the floor 403 Applicant after: Keen (Chongqing) Microelectronics Technology Co., Ltd. Address before: 400065 Chongqing Nan'an District huangjuezhen pass Fort Park No. 1 Applicant before: Chongqing City Communication & Technology Co., Ltd. |
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