CN1997195B - Cellular mobile communication system and special processing method for measurement report for same - Google Patents
Cellular mobile communication system and special processing method for measurement report for same Download PDFInfo
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- CN1997195B CN1997195B CN200610000182A CN200610000182A CN1997195B CN 1997195 B CN1997195 B CN 1997195B CN 200610000182 A CN200610000182 A CN 200610000182A CN 200610000182 A CN200610000182 A CN 200610000182A CN 1997195 B CN1997195 B CN 1997195B
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Abstract
This invention relates to one honey comb mobile communication system special measurement report process method, which comprises the following steps: a, setting measurement report process and resultscontrol parameters fro base station; b, in call start, establishing logical special linkage between terminal end and network; c, middle point sets base station and terminal to send measurement controlorder according to system; d, terminal reports base station for measurement report; e, base station reports special measurement report for data process and results; f, judging the above control parameters to base station and sending measurement results to middle point for wireless materials management.
Description
Technical field
The present invention relates to a kind of system and this system-specific measurement report processing method, especially a kind of cellular mobile communication system and this system-specific measurement report processing method.
Background technology
In the cellular mobile communication system, just the terminal in communication may move between honeycomb.When entering or leaving a honeycomb, network need determine whether carry out the switching of Radio Link.In addition, in order to compensate such as shadow effect or decline fast, network and terminal will be carried out power control to uplink and downlink respectively.All need the special measurement report data relevant normally to carry out and switch with terminal with RRM process such as power control.
In present 2G, 3G and cellular mobile communication system in the future, the measurement task generally all is to be finished by terminal and base station, and the processing and the last handover decisions of the special measurement report relevant with RRM such as switching controls are to finish at an intermediate node that is higher than the base station, such as being base station controller (BSC), in the WCDMA system wireless network control unit (RNC) in the gsm system Shen.The processing of special measurement report concentrates on intermediate node and can cause the data process load of intermediate node too high, and too much special measurement report has occupied bandwidth greatly on the interface between base station and the intermediate node, causes the increase of network construction cost.
Summary of the invention
The technical problem to be solved in the present invention provides a kind of cellular mobile communication system and this system-specific measurement report processing method, concentrates on the too high technical problem of data process load of the intermediate node that intermediate node causes with the processing that solves the report of prior art special measurement.
For solving the problems of the technologies described above, cellular mobile communication system-specific measurement report processing method of the present invention, be to carry out the data processing of special measurement report and the judgement that the measurement event result reports by each base station, under the prerequisite that triggering measurement event result reports, the measurement event result is reported intermediate node, power control is carried out according to result in described base station, described intermediate node carries out switching controls after receiving the measurement event result that described base station reports, and wherein said special measurement is reported as up-downgoing radio link specific measurement report and the report of adjacent cell special measurement.
Wherein, after intermediate node was given the Control Parameter of processing of base station configuration measurement report and reporting measurement event result, the judgement that the special measurement report data is handled and the measurement event result reports was carried out according to above-mentioned Control Parameter in the base station.
Wherein, described measurement event result includes the incident of triggering, and/or measurement report and measurement report result in the incident generating period.
Wherein, when intermediate node when the base station sends query messages, corresponding measurement report or the measurement report result that preserve to the intermediate node feedback according to query messages the base station.
The present invention also provides a kind of processing method of cellular mobile communication system-specific measurement report, and it may further comprise the steps: set up the logic dedicated link between terminal and the network when (a) intermediate node calls out beginning for the Control Parameter (b) of processing of base station configuration measurement report and reporting measurement event result; (c) intermediate node is provided with respectively according to system and sends measurement control order to base station and terminal, comprises that intermediate node is the Control Parameter of base station configuration in the measurement control order that the base station sends; (d) terminal reports Serving cell special measurement descending and adjacent cell to report to the base station; (e) base station is to the report of the special measurement of terminal to report and data processing is carried out in the up special measurement report of Serving cell that records and the measurement event result reports judgement; (f) report triggering if the base station is judged according to above-mentioned Control Parameter, then send the measurement event result and report to intermediate node, described intermediate node carries out switching controls after receiving the measurement event result that described base station reports.
Further, after data processing is carried out in the base station in the step (e), carry out power control according to result by the base station.
Further, in the step (e), the measurement report processing is carried out in the base station and the measurement event result reports judgement, and keeps measurement report and result in a period of time.
In the step (f), the base station also sends the measurement report or the measurement report result of preservation except that according to judging that sending the measurement event result reports to intermediate node according to the query messages of intermediate node.
Further, in the step (c), intermediate node comprises that in the measurement control order that terminal sends intermediate node is Control Parameter, the measurand type of neighbor cell list, control survey scope and the priority of prescribed terminal, the Control Parameter of control special measurement report reporting, in the step (d), it is that terminal judges triggers descending emergency event that terminal reports the condition of special measurement report to the base station.
The present invention also provides a kind of cellular mobile communication system, comprise core net, the intermediate node that links to each other with core net, base station under the intermediate node control and the terminal that can in base station range, carry out communication, described base station is used for special measurement report the carrying out data processing and the comparison of the Serving cell of up special measurement report of its Serving cell that records and terminal to report is descending and adjacent cell, and judge whether to trigger the measurement event result based on special measurement report result and Control Parameter, as trigger the measurement event result, then the reporting measurement event result is given intermediate node; Described intermediate node is used for the measurement event result that reports according to the base station and switching control strategy and parameter and carries out the RRM process.
Compared with prior art, cellular mobile communication system-specific measurement report processing method of the present invention is that the data handling procedure of special measurement report is distributed in each base station, in the base station, finish control function of power, under the prerequisite that triggers the measurement event result, measurement event result and corresponding data are reported intermediate node, as carrying out one of foundation such as the unlimited resources management process of switching controls etc., thereby alleviate the burden of the data processing of intermediate node, reduce the signaling traffic of network internal interface, reduce the special measurement report data and handle redundancy, keep normal switching controls and control function of power simultaneously.
Description of drawings
Fig. 1 is general cellular radio mobile network's a network structure.
Fig. 2 is the general cellular mobile communication system-specific of a present invention measurement report processing procedure schematic diagram.
Fig. 3 is an embodiment of the invention gsm system special measurement report processing procedure schematic diagram.
Embodiment
As shown in Figure 1, the network configuration of general cellular mobile communication system comprises core net, intermediate node, base station and terminal.Wherein core net can be connected simultaneously with a plurality of intermediate nodes, and allows to carry out load sharing between the intermediate node.An intermediate node can be controlled one or more base stations, wherein comprises the function of chain of command.Intermediate node constitutes the Radio Access Network that links to each other with core net with the base station of being controlled.The base station is a radio receiving-transmitting unit, is responsible for wireless protocols control, the transmitting and receiving of Base-Band Processing and wireless signal.There are logic or physical connection between the base station.Terminal can be carried out communication simultaneously with one or more sector in certain base station range.
The controlled function of intermediate node includes but not limited to: regulation base station measurement and the rule and the control corresponding parameter that report Serving cell up-link wireless link wireless signal strength or quality; The rule and the control corresponding parameter of Serving cell down wireless link wireless signal strength or quality measured and reported to prescribed terminal; Wireless signal strength or the quality rule and the control corresponding parameter of adjacent cell measured and reported to prescribed terminal; The rule and the control corresponding parameter of up-downgoing radio link specific measurement report and the report of adjacent cell special measurement handled in the regulation base station; To base station inquiry measurement data; Wireless measurement information that the measurement event result who reports according to the base station is relevant with other and switching control strategy and parameter are carried out handover decisions and other RRMs.
Adjacent cell can be a same wireless access technology co-frequency cell among the present invention, also can be alien-frequency district, also can be the adjacent cell of different access technologies.
The controlled function of base station includes but not limited to: up-link wireless signal strength signal intensity or the quality of measuring Serving cell; The Serving cell of up special measurement report of Serving cell and terminal to report special measurement report descending and adjacent cell is carried out data processing and comparison; Carry out power control according to special measurement report result; Whether trigger the measurement event result based on special measurement report result and Control Parameter decision-making and report,, allow the incident of carrying that the special measurement report data in period takes place in measurement event result's report if trigger then the reporting measurement event result is given intermediate node; Answer the search request of intermediate node, feedback special measurement report data.
The function of terminal includes but not limited to: measure Serving cell downstream wireless signals intensity or signal quality; The adjacent cell scope of specifying measurement, and the signal strength signal intensity of measure neighbor cells or signal quality; Report the measurement result of down wireless link and adjacent cell, typical report method is periodically to report, and does not report mode and additive method but do not get rid of Event triggered; Judge the descending emergency event that whether exists, if trigger, reporting base station is transmitted to intermediate node by the base station at once, and descending emergency event is meant that Serving cell downstream wireless signals intensity or signal quality decrease speed are higher than the threshold value of regulation.
Can also can finish data processing in the base station for the measurement report that the public-measurement task produces at intermediate node.
Special measurement of the present invention is reported processing procedure as shown in Figure 2, and it may further comprise the steps:
Step 201: before callings all on this base station begins, intermediate node is at first handled the Control Parameter of measurement report and the Control Parameter of reporting measurement event result to base station configuration, this process can comprise initialization whenever the carrying out of base station and intermediate node operate as normal, when upgrading configuration;
Step 202: mobile caller or called beginning, terminal and Radio Access Network are set up the special logic Radio Link, and this Radio Link is for loaded service without limits;
Step 203: intermediate node sends measurement control order to base station and terminal respectively, and measurement control order also can be upgraded in calling procedure;
The measurement control order that sends to the base station includes but not limited to the out-hole run object type; Judge the Control Parameter that Serving cell up-downgoing measurement event result reports, comprise threshold value, timer, magnetic hysteresis etc.; Judge the Control Parameter that the measurements of neighboring cells event result reports, comprise threshold value, timer, offset etc.; The Control Parameter of reporting measurement event result etc.
The measurement control order that sends to terminal includes but not limited to the Control Parameter of neighbor cell list, control survey scope and priority, the Control Parameter of measurand type, control special measurement report reporting etc.
Step 204: terminal is measured the descending and adjacent cell of Serving cell, and gives the base station special measurement report reporting, if trigger descending emergency event, and reporting base station at once then, and before the condition disappearance, lasting periodicity reports;
Terminal reports descending and measurement report adjacent cell in the mode that periodically reports in the present embodiment, does not get rid of other the mode that reports.
Step 205: the base station reports judgement to the special measurement report of terminal to report and out-hole run report carrying out measurement report processing and the measurement event result who oneself records, and keep measurement report and result in a period of time, control function of power is carried out according to special measurement report result in the base station;
The preservation that comprises original special measurement report is handled in report, and the intermediate data processing includes but not limited to the preservation of special measurement report desired value and deviation calculation and result of calculation etc.Measurement event judges to be that comparison procedure is meant by more original special measurement report or data processed result and incident judgement Control Parameter and judges whether to trigger some measurement event result.
The incident that may trigger includes but not limited to:
Serving cell downstream wireless signals intensity or signal quality are less than certain threshold value;
Serving cell up-link wireless signal strength signal intensity or signal quality are less than certain threshold value;
Serving cell up-link wireless signal strength signal intensity or signal quality decrease speed are higher than threshold value (up emergency event);
The wireless signal strength of certain adjacent cell or signal quality are higher than certain threshold value;
The wireless signal strength of certain adjacent cell or signal quality are higher than descending wireless signal strength of Serving cell or signal quality.
In order to prevent the generation of " ping-pong ", allow to adopt the signal strength hysteresis value in the incident deterministic process, hysteresis timer or additive method postpone control.
Step 206: intermediate node is inquired about some measurement result to the base station as required, comprises the measurement result of Serving cell uplink downlink and the measurement result of adjacent cell;
There are not precedence relationship in step 205 and step 206.
Step 207: the base station is in handling the special measurement reporting process, as judge and trigger the measurement event result, then under the effective prerequisite of incident, send measurement event reporting message as a result, notify intermediate node with the event type of triggering and the measurement data in this incident generating period by internal interface, before trigger condition disappears, carrying out periodicity in time that reports or number of times limited field reports, if and the descending emergency event of terminal to report is received in the base station, then be transmitted to intermediate node at once, if the query messages of intermediate node is received in the base station, then send the corresponding measurement report or the measurement report result of preserving;
Query Result can be independent message feedback, also can be periodic report, specifically by the reason decision of inquiry, such as for the network planning, need carry out wireless assessment to network and just need periodically report.
Step 208: after the measurement event result who reports when intermediate node As-received station reports, metrical informations such as character according to event, such as the information on load between the Serving cell, whether decision triggers the Target cell tabulation of switching and switching type, switching etc. is carried out switch decision and the management of other unlimited resources.
Fig. 3 has provided gsm system and has used special measurement report processing procedure schematic diagram of the present invention, and wherein base station controller (BSC) is the intermediate node of gsm system, and its special measurement report processing procedure is as described below:
Step 301: be equivalent to step 201, be that base station controller is provided with the Control Parameter that the measurement report processing is carried out in the control base station in giving the Operation and Maintenance message of base station, this step can all callings begin to finish in the past on this base station, also can in base station and working properly whenever the carrying out of base station controller;
Step 302: be equivalent to step 202, promptly calling out at first, set up special-purpose signaling Dedicated Control Channel (SDCCH) and/or Traffic Channel (TCH) between terminal and the network, be used for carrier signaling and/or business respectively;
Step 303: be equivalent to step 203, promptly in gsm system, go up the system message that broadcasting comprises measuring control information at descending slow associated control channel (SACCH);
Step 304: be equivalent to step 204, be that terminal is after obtaining to measure Control Parameter, beginning with the frequency reporting measurement reports of about per second 2 times, comprises the level receiving intensity that Serving cell is descending and the level intensity of quality of reception grade and adjacent cell in the measurement report on up slow associated control channel;
Step 305: be equivalent to step 205, promptly store and data processing the up-downgoing measurement report of Serving cell and the measurement report of adjacent cell the base station, comprises that data are average and relatively wait process, and power control is carried out based on the result of measurement report in the base station;
Step 306: be equivalent to step 206, promptly base station controller is inquired about some measurement result to the base station as required;
Step 305 and the no precedence relationship of step 306.
Step 307: be equivalent to step 207, if promptly there is the measurement event result who meets in the preamble to take place, the base station reports base station controller to self-defining measurement event result by Abis interface in preliminary treatment measurement result (Preprocessed Measurement Result) message, before trigger condition does not disappear, carry out periodicity within restriction relative time scope that reports or the number of times and report; The base station also can send the preliminary treatment measurement result to base station controller according to the measurement result query messages (Measurement result request) of base station controller, be used for the switching flow of initiating, switching that causes such as load sharing etc. or statistics by BSC or core net;
Step 308: be equivalent to step 208, promptly base station controller is receiving that the preliminary treatment measurement result carries out switch decision and control procedure later on.
Compared with prior art, cellular mobile communication system-specific measurement report processing method of the present invention is handled the special measurement report data and the measurement event result reports judgement and control function of power to be distributed in each base station, and the handover decisions function is retained in intermediate node, the benefit of doing like this is:
The main task of terminal is to measure and the reporting measurement result, except that descending emergency event, do not need to carry out the judgement that other measurement event result reports, the memory space that keeps the special measurement report in the terminal reduces, thereby has reduced the complexity of terminal upper-layer protocol software.
Report the frequency of special measurement report by control terminal, wireless network side can be known the wireless signal coverage condition of Serving cell radio link quality and adjacent cell more accurately, has reduced because the delay of the above-mentioned situation that the terminal judges measurement event is brought.
The judgement that measurement event result reports is in the base station rather than terminal, help judging that the strategy that the measurement event result reports upgrades, and to do like this terminal is transparent.Special measurement report is carried out data processing and the measurement event result reports judgement only to need the Control Parameter of Serving cell just passable, so the base station has the ability to bear fully, there is not the problem of control data redundancy yet, and alleviated the burden of the data processing of intermediate node.
Switching controls is except needs are known the wireless signal strength or quality of Serving cell and adjacent cell, some information that also need other, such as relatively waiting of loading between the sub-district, the base station carries out that the measurement event result reports be judged as intermediate node deposit and handle these information provide may.This method also can reduce the signaling traffic of network internal interface, keeps normal switching controls and control function of power.
Claims (10)
1. the processing method of a cellular mobile communication system-specific measurement report, it is characterized in that: carry out the data processing of special measurement report and the judgement that the measurement event result reports by each base station, under the prerequisite that triggering measurement event result reports, the measurement event result is reported intermediate node, power control is carried out according to result in described base station, described intermediate node carries out switching controls after receiving the measurement event result that described base station reports, and wherein said special measurement is reported as up-downgoing radio link specific measurement report and the report of adjacent cell special measurement.
2. processing method as claimed in claim 1, it is characterized in that: after intermediate node was given the Control Parameter of processing of base station configuration measurement report and reporting measurement event result, the judgement that the special measurement report data is handled and the measurement event result reports was carried out according to above-mentioned Control Parameter in the base station.
3. processing method as claimed in claim 1 is characterized in that: described measurement event result includes the incident of triggering, and/or measurement report and measurement report result in the incident generating period.
4. processing method as claimed in claim 1 is characterized in that: when intermediate node when the base station sends query messages, corresponding measurement report or the measurement report result that preserve to the intermediate node feedback according to query messages the base station.
5. the processing method of a cellular mobile communication system-specific measurement report, it may further comprise the steps: (a) intermediate node handles for the base station configuration measurement report and the Control Parameter (b) of reporting measurement event result is called out when beginning and set up the logic dedicated link between the terminal and network; (c) intermediate node is provided with respectively according to system and sends measurement control order to base station and terminal, comprises that intermediate node is the Control Parameter of base station configuration in the measurement control order that the base station sends; (d) terminal reports Serving cell special measurement descending and adjacent cell to report to the base station; (e) base station is to the report of the special measurement of terminal to report and data processing is carried out in the up special measurement report of Serving cell that records and the measurement event result reports judgement; (f) report triggering if the base station is judged according to above-mentioned Control Parameter, then send the measurement event result and report to intermediate node, described intermediate node carries out switching controls after receiving the measurement event result that described base station reports.
6. processing method as claimed in claim 5 is characterized in that: after data processing is carried out in the base station in the step (e), carry out power control by the base station according to result.
7. processing method as claimed in claim 5 is characterized in that: in the step (e), the measurement report processing is carried out in the base station and the measurement event result reports judgement, and keeps measurement report and result in a period of time.
8. processing method as claimed in claim 7, it is characterized in that: in the step (f), the base station also sends the measurement report or the measurement report result of preservation except that according to judging that sending the measurement event result reports to intermediate node according to the query messages of intermediate node.
9. processing method as claimed in claim 5, it is characterized in that: in the step (c), intermediate node comprises that in the measurement control order that terminal sends intermediate node is Control Parameter, the measurand type of neighbor cell list, control survey scope and the priority of prescribed terminal, the Control Parameter of control special measurement report reporting, in the step (d), it is that terminal judges triggers descending emergency event that terminal reports the condition of special measurement report to the base station.
10. cellular mobile communication system, comprise core net, the intermediate node that links to each other with core net, base station under the intermediate node control and the terminal that can in base station range, carry out communication, it is characterized in that: described base station is used for special measurement report the carrying out data processing and the comparison of the Serving cell of up special measurement report of its Serving cell that records and terminal to report is descending and adjacent cell, and judge whether to trigger the measurement event result based on special measurement report result and Control Parameter, as trigger the measurement event result, then the reporting measurement event result is given intermediate node; Described intermediate node is used to receive the measurement event result that described base station reports, and carries out switching controls after receiving described measurement event result.
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Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
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| US20090227251A1 (en) * | 2008-03-05 | 2009-09-10 | Huawei Technologies Co., Inc. | System and method for automatically monitoring and managing wireless network performance |
| CN101998481B (en) * | 2009-08-10 | 2013-10-16 | 电信科学技术研究院 | Method and equipment for transceiving proprietary measurement information |
| EP2548406A4 (en) * | 2010-05-15 | 2013-05-29 | Huawei Tech Co Ltd | Method and equipment for communication |
| CN102281571B (en) * | 2010-06-11 | 2015-01-14 | 电信科学技术研究院 | Power control method and equipment |
| CN104412655B (en) * | 2013-09-27 | 2018-10-02 | 华为技术有限公司 | The control device and method of cell switching |
| WO2017070896A1 (en) * | 2015-10-29 | 2017-05-04 | 华为技术有限公司 | Method for predicting and reporting signal strength of cell and user equipment |
| CN108093431B (en) * | 2016-11-21 | 2020-11-13 | 大唐移动通信设备有限公司 | Data reporting method and device with dry data processing network element TDPNE as processing node |
| CN108810967B (en) * | 2017-05-05 | 2023-12-12 | 华为技术有限公司 | Method and device for reporting measurement |
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