CN101772120A - Switch method, system and equipment based on downlink communication quality report - Google Patents
Switch method, system and equipment based on downlink communication quality report Download PDFInfo
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- CN101772120A CN101772120A CN200910076260A CN200910076260A CN101772120A CN 101772120 A CN101772120 A CN 101772120A CN 200910076260 A CN200910076260 A CN 200910076260A CN 200910076260 A CN200910076260 A CN 200910076260A CN 101772120 A CN101772120 A CN 101772120A
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Abstract
The invention discloses a switch method based on a downlink communication quality report, which is characterized in that a network side sends down wireless quality measuring control which contains intersystem switch downlink transmission channel block error ratio (BLER) threshold to a mobile terminal, thereby the mobile terminal carries out the BLER measurement according to the wireless quality measuring control and sends an intersystem switch BLER report to the network side when the measurement result is greater than the intersystem switch BLER threshold; and the network side receives the intersystem switch BLER report from the mobile terminal and executes the intersystem switch according to the intersystem switch BLER report. In addition, the invention also discloses a switch system and equipment based on the downlink communication quality report. The technical scheme can improve the communication quality of the mobile terminal.
Description
Technical field
The present invention relates to mobile communication technology, relate in particular to a kind of changing method, system and radio network controller (RNC) and portable terminal based on the downlink communication quality measurement report.
Background technology
In present handoff procedure, mainly comprise based on downstream signal receiving code power (RSCP, Received Signal Code Power) or descending interference signal received power (ISCP, the InterferenceSignal Code Power) switching of measuring and based on the switching of system's internal loading demand for control.But because RSCP and ISCP are subjected to the influence jumpy of some links easily, it reports and presents vibration trend easily, therefore can not accurately represent the downlink communication quality, especially for the TD-SCDMA system.For example, in some specific wireless scene (as scheduling, figuration, joint-detection etc.) of TD-SCDMA system, can exist some cell downlink RSCP quality fine, but downlink communication quality is poor all the time, if can not in time trigger switching this moment, the service quality of portable terminal will be had a strong impact on.
And descending transmission channel Block Error Rate (BLER, Transport channel Block Error Rate) index is as the important indicator of estimating Radio Link service quality, its largest benefit is to have taken into full account spreading gain and environmental factor, rejected the vibration jumpy of some links, report based on the measurement of BLER and to switch the service quality that can effectively improve portable terminal, but the arbitration schemes of still not switching based on the measured value of BLER in the prior art.
Summary of the invention
In view of this, provide a kind of changing method on the one hand among the present invention, a kind of switched system and RNC and portable terminal based on downlink communication quality report is provided on the other hand, so that improve the communications of Mobile Terminals quality based on downlink communication quality report.
Changing method based on downlink communication quality report provided by the present invention comprises:
Network side issues to portable terminal and comprises the wireless quality measurement control of switching descending transmission channel block error rate BLER thresholding between system, be used for portable terminal and carry out the BLER measurement according to described wireless quality measurement control, and when between measurement result is greater than described system, switching the BLER thresholding, between the network side transmitting system, switch the BLER report;
Network side receives from switching the BLER report between the system of portable terminal, switches according to switching between described system between BLER report executing system.
Preferably, describedly comprise according to switching between system to switch between BLER report executing system:
After network side received and switches the BLER report between described system, if current existence is with covering different system cell, then triggering mobile terminals carried out switching between system to described different system cell; Otherwise, if the current non-different system cell that covers together, then the triggering mobile terminals startup 3C affair of existing.
Preferably, described issuing to portable terminal comprises between system before the wireless quality that switches the BLER thresholding measures control, further comprises:
Network side issues the wireless quality that comprises the first intra-system handover BLER thresholding to portable terminal and measures control, be used for portable terminal and carry out the BLER measurement according to described wireless quality measurement control, during greater than the described first intra-system handover BLER thresholding, in the network side transmitting system, switch the BLER report in measurement result;
Network side receives from after the intra-system handover BLER of the portable terminal report, if current existence is with covering alien-frequency district, then triggering mobile terminals is carried out intra-system handover to described alien-frequency district; Otherwise, if the current non-alien-frequency district that covers together, then the triggering mobile terminals startup 2C affair of existing; Otherwise,, then carry out described issuing and comprise the operation that the wireless quality that switches the BLER thresholding between system is measured control to portable terminal if currently do not exist non-ly with covering alien-frequency district.
Preferably, increase BLER in advance less than the reporting events type of setting thresholding;
The described wireless quality that comprises switching BLER thresholding between system that issues to portable terminal further comprises the second intra-system handover BLER thresholding in measuring and controlling;
Described portable terminal is measured control according to described wireless quality and is carried out further comprising after BLER measures: in measurement result during less than the described second intra-system handover BLER thresholding, send the BLER report that takes a turn for the better of first quality to network side; Network side issues the wireless quality that comprises the first intra-system handover BLER thresholding to portable terminal and measures control according to the take a turn for the better BLER report of described first quality.
Preferably, describedly issue before the wireless quality that comprises the first intra-system handover BLER thresholding measures control, further comprise to portable terminal:
Network side issues to portable terminal and comprises the wireless quality measurement control that first rate is adjusted the BLER thresholding, be used for portable terminal and carry out the BLER measurement according to described wireless quality measurement control, when measurement result is adjusted the BLER thresholding greater than described first rate, adjust the BLER report to the network side transmission rate;
After network side receives and adjusts the BLER report from the described speed of portable terminal, if current business speed then triggers the downstream rate adjustment greater than guaranteeing speed; Otherwise,, then carry out the described operation that issues the wireless quality measurement control that comprises the first intra-system handover BLER thresholding to portable terminal if current business speed equals to guarantee speed.
Preferably, increase BLER in advance less than the reporting events type of setting thresholding;
The described wireless quality that comprises the first intra-system handover BLER thresholding that issues to portable terminal is measured and is further comprised second speed adjustment BLER thresholding in the control;
Described portable terminal is measured control according to described wireless quality and is carried out further comprising after BLER measures: when measurement result is adjusted the BLER thresholding less than described second speed, send the BLER report that takes a turn for the better of second quality to network side; Network side is according to the take a turn for the better BLER report of described second quality, issues to portable terminal to comprise first rate and adjust the wireless quality of BLER thresholding and measure control.
Switched system based on downlink communication quality report provided by the present invention comprises:
Radio network controller (RNC) is used for issuing the wireless quality that comprises switching BLER thresholding between system to portable terminal and measures control, according to switching from switching between the system of portable terminal between BLER report executing system;
Portable terminal is used for measuring control according to described wireless quality and carries out the BLER measurement, when switching the BLER thresholding between measurement result is greater than described system, switches the BLER report between the network side transmitting system.
Preferably, described RNC also was used for issue the wireless quality measurement control that comprises switching BLER thresholding between system to portable terminal before, further issue the wireless quality that comprises the first intra-system handover BLER thresholding and measure control to portable terminal, after receiving intra-system handover BLER report from portable terminal, if current existence is with covering alien-frequency district, then triggering mobile terminals is carried out intra-system handover to described alien-frequency district; Otherwise if currently have that non-then triggering mobile terminals starts the 2C affair with covering alien-frequency district, network side carries out intra-system handover according to described 2C event report triggering mobile terminals when receiving the 2C event report; Otherwise,, then carry out described issuing and comprise the operation that the wireless quality that switches the BLER thresholding between system is measured control to portable terminal if currently do not exist non-ly with covering alien-frequency district;
Described portable terminal is further measured control according to the described wireless quality that comprises the first intra-system handover BLER thresholding of network side and is carried out the BLER measurement, during greater than the described first intra-system handover BLER thresholding, in the network side transmitting system, switch the BLER report in measurement result.
Preferably, described RNC also is used for according to the BLER that increases in advance less than the reporting events type of setting thresholding, in the wireless quality measurement control that comprises switching BLER thresholding between system that issues to portable terminal, further comprise the second intra-system handover BLER thresholding, according to take a turn for the better BLER report of first quality from portable terminal, issue the wireless quality that comprises the first intra-system handover BLER thresholding to portable terminal and measure control;
Described portable terminal is measured control according to described wireless quality and is carried out after BLER measures, and further, in measurement result during less than the described second intra-system handover BLER thresholding, sends the BLER report that takes a turn for the better of first quality to network side.
Preferably, described RNC also was used for issue the wireless quality measurement control that comprises the first intra-system handover BLER thresholding to portable terminal before, further issue and comprise the wireless quality measurement control that first rate is adjusted the BLER thresholding to portable terminal, after the speed adjustment BLER report that receives from portable terminal, if current business speed then triggers the downstream rate adjustment greater than guaranteeing speed; Otherwise,, then carry out the described operation that issues the wireless quality measurement control that comprises the first intra-system handover BLER thresholding to portable terminal if current business speed equals to guarantee speed;
Described portable terminal is further measured control according to the described wireless quality that comprises first rate adjustment BLER thresholding of network side and is carried out the BLER measurement, when measurement result is adjusted the BLER thresholding greater than described first rate, adjust the BLER report to the network side transmission rate.
Preferably, described RNC also is used for according to the BLER that increases in advance less than the reporting events type of setting thresholding, in the wireless quality measurement control that comprises the first intra-system handover BLER thresholding that issues to portable terminal, further comprise second speed adjustment BLER thresholding, according to take a turn for the better BLER report of second quality from portable terminal, issue to portable terminal and to comprise first rate and adjust the wireless quality of BLER thresholding and measure control;
Described portable terminal is measured control according to described wireless quality and is carried out after BLER measures, and further, when measurement result is adjusted the BLER thresholding less than described second speed, sends the BLER report that takes a turn for the better of second quality to network side.
RNC provided by the present invention comprises:
Measure the control transmitting element, be used for issuing the wireless quality that comprises switching BLER thresholding between system and measure control to portable terminal;
Switch unit between system is used for according to switching from switching between the system of portable terminal between BLER report executing system.
Preferably, switch unit comprises between described system:
Decision package after being used for switching the BLER report between RNC receives from the system of portable terminal, is judged current whether the existence with covering different system cell, if exist, then notifies between handover trigger unit starting system and switches; Otherwise, judge currently whether have that non-if exist, then the notification event notification unit starts the 3C event notice with covering different system cell, and when RNC receives 3C event report from portable terminal, switch between notice handover trigger unit starting system;
The handover trigger unit is used for switching between the notice start-up system according to decision package;
The event notice unit is used for starting the 3C affair according to the notification triggers portable terminal of decision package.
Preferably, described measurement control transmitting element further issued the wireless quality that comprises the first intra-system handover BLER thresholding to portable terminal and measures control issue the wireless quality measurement control that comprises switching BLER thresholding between system to portable terminal before;
Described RNC further comprises: the intra-system handover unit, be used to receive intra-system handover BLER report from portable terminal after, if current existence is with covering alien-frequency district, then triggering mobile terminals is carried out intra-system handover to described alien-frequency district; Otherwise if currently exist non-ly with covering alien-frequency district, then triggering mobile terminals starts the 2C affair, when receiving the 2C event report, carries out intra-system handover according to described 2C event report triggering mobile terminals; Otherwise if currently do not exist non-ly with covering alien-frequency district, then notice is measured the control transmitting element and is carried out described issuing to portable terminal and comprise the operation that the wireless quality that switches the BLER thresholding between system is measured control.
Preferably, further comprise the second intra-system handover BLER thresholding described comprising in the wireless quality measurement control of switching the BLER thresholding between system;
Described intra-system handover unit further receives the BLER report that takes a turn for the better of first quality from portable terminal, measures the control transmitting element and issues the wireless quality that comprises the first intra-system handover BLER thresholding to portable terminal and measure control according to described first quality BLER report notice that takes a turn for the better.
Preferably, described measurement control transmitting element further issued the wireless quality that comprises first rate adjustment BLER thresholding to portable terminal and measures control issue the wireless quality measurement control that comprises the first intra-system handover BLER thresholding to portable terminal before;
Described RNC further comprises: the speed adjustment unit, be used for RNC receive adjust the BLER report from the speed of portable terminal after, if current business speed then triggers the downstream rate adjustment greater than guaranteeing speed; Otherwise if current business speed equals to guarantee speed, then notice is measured the control transmitting element and is issued the wireless quality measurement control that comprises the first intra-system handover BLER thresholding to portable terminal.
Preferably, the described wireless quality that comprises the first intra-system handover BLER thresholding is measured and is further comprised second speed adjustment BLER thresholding in the control;
Described speed adjustment unit further receives second quality from portable terminal at RNC and takes a turn for the better behind the BLER thresholding, and notice is measured the control transmitting element and issued to portable terminal and comprise first rate and adjust the wireless quality of BLER thresholding and measure control.
Portable terminal provided by the present invention comprises:
Measure the control receiving element, be used to receive the wireless quality that switches the BLER thresholding between system from comprising of network side and measure control;
Measuring unit is used for carrying out BLER according to the wireless quality measurement control of measuring the reception of control receiving element and measures;
The report transmitting element when being used for switching the BLER thresholding between BLER measurement result that measuring unit obtains is greater than described system, switches the BLER report between the network side transmitting system.
Preferably, described measurement control receiving element further receives from the wireless quality that comprises the first intra-system handover BLER thresholding of network side and measures control;
The BLER measurement result that described report transmitting element further obtains at measuring unit is switched the BLER report during greater than the described first intra-system handover BLER thresholding in the RNC transmitting system.
Preferably, described measurement control receiving element further receives from the wireless quality that comprises the second intra-system handover BLER thresholding of network side and measures control;
The BLER measurement result that described report transmitting element further obtains at measuring unit is during less than the described second intra-system handover BLER thresholding, sends the BLER report that takes a turn for the better of first quality to RNC.
Preferably, described measurement control receiving element further receives the wireless quality measurement control that first rate is adjusted the BLER thresholding that comprises from network side;
When the BLER measurement result that described report transmitting element further obtains at measuring unit is adjusted the BLER thresholding greater than described first rate, adjust the BLER report to the RNC transmission rate.
Preferably, described measurement control receiving element further receives the wireless quality measurement control that second speed is adjusted the BLER thresholding that comprises from network side;
When the BLER measurement result that described report transmitting element further obtains at measuring unit is adjusted the BLER thresholding less than described second speed, send the BLER report that takes a turn for the better of second quality to RNC.
From such scheme as can be seen, comprise the wireless quality measurement control of switching the BLER thresholding between system by issuing among the present invention to portable terminal, make portable terminal measure control and carry out the BLER measurement according to this wireless quality, and when between measurement result is greater than described system, switching the BLER thresholding, to between the network side transmitting system, switch the BLER report, make network side switch, thereby realized handoff procedure between system that the measurement based on BLER reports according to switching between this system between BLER report executing system.
Further, measure control by issue the wireless quality that comprises intra-system handover BLER thresholding to portable terminal, make portable terminal measure control and carry out the BLER measurement according to this wireless quality, and in measurement result during greater than described intra-system handover BLER thresholding, in the network side transmitting system, switch the BLER report, make network side according to switching between this intra-system handover BLER report executing system, thereby realized the intra-system handover process that the measurement based on BLER reports.
In addition, comprise the wireless quality measurement control that speed is adjusted the BLER thresholding by issuing to portable terminal, make portable terminal measure control and carry out the BLER measurement according to this wireless quality, and when measurement result is adjusted the BLER thresholding greater than described speed, adjust the BLER report to the network side transmission rate, make network side adjust the adjustment of BLER report executing speed according to this speed, thus the realization that reports based on the measurement of BLER the communication system before switching in carrying out system or between system stable.
Description of drawings
Fig. 1 is based on the exemplary process diagram of the changing method of downlink communication quality report in the embodiment of the invention one;
Fig. 2 is based on the exemplary block diagram of the switched system of downlink communication quality report in the embodiment of the invention one;
Fig. 3 is based on the exemplary process diagram of the changing method of downlink communication quality report in the embodiment of the invention two;
Fig. 4 is based on the exemplary block diagram of the switched system of downlink communication quality report in the embodiment of the invention two;
Fig. 5 is based on the exemplary process diagram of the changing method of downlink communication quality report in the embodiment of the invention three;
Fig. 6 is based on the exemplary block diagram of the switched system of downlink communication quality report in the embodiment of the invention three.
Embodiment
Based on present 3GPP agreement (25.331.780) framework, the communication of mobile terminal quality report periodic report and the two kinds of patterns of reporting events supported.The reporting events pattern that is primarily aimed at portable terminal among the present invention is described in detail.Under the reporting events pattern, portable terminal is only supported 5A event type at present, and promptly the BLER value is greater than the reporting events of certain thresholding.
In the present embodiment, need the event type of support, can determine according to handoff algorithms by network side, and dominance is notified to portable terminal.
For making the purpose, technical solutions and advantages of the present invention clearer, below in conjunction with embodiment and accompanying drawing, the present invention is described in more detail.
Embodiment one:
In the present embodiment, the RNC of network side can issue the 5A that switches between corresponding system to portable terminal and measure Control Parameter according to algorithm requirements.Fig. 1 is based on the exemplary process diagram of the changing method of downlink communication quality report in the embodiment of the invention one.As shown in Figure 1, this flow process comprises the steps:
In this step, can issue wireless quality to portable terminal by the RNC of network side and measure control.It is whole, and switching the BLER thresholding between system is the 5A event argument that switches between system.
During specific implementation, the RNC of network side can receive between described system switch the BLER report after, judge current whether the existence with covering different system cell, if exist with covering different system cell, then triggering mobile terminals carries out switching between system to described different system cell; Otherwise, judge currently whether exist non-ly with covering different system cell, if exist non-ly with covering different system cell, then triggering mobile terminals starts the 3C affair.Further, can when receiving the 3C event report, carry out switching between corresponding system according to described 3C event report triggering mobile terminals.Wherein, reporting of 3C incident refers to current non-using system and is higher than reporting of certain thresholding.
Fig. 2 is based on the exemplary block diagram of the switched system of downlink communication quality report in the embodiment of the invention one.As shown in Figure 2, this system comprises: RNC and portable terminal.
Wherein, RNC is used for issuing the wireless quality that comprises switching descending transmission channel block error rate BLER thresholding between system to portable terminal and measures control, according to switching from switching between the system of portable terminal between BLER report executing system.Specifically can be: receive between described system switch the BLER report after, if current existence is with covering different system cell, then triggering mobile terminals carries out switching between system to described different system cell; Otherwise, if the current non-different system cell that covers together, then the triggering mobile terminals startup 3C affair of existing.
Portable terminal is used for measuring control according to described wireless quality and carries out the BLER measurement, when switching the BLER thresholding between measurement result is greater than described system, switches the BLER report between the network side transmitting system.
During specific implementation, the internal structure of RNC can comprise as shown in Figure 2: measure switch unit between control transmitting element and system.
Wherein, measuring the control transmitting element is used for issuing the wireless quality measurement control that comprises switching BLER thresholding between system to portable terminal.
Switch unit is used for according to switching from switching between the system of portable terminal between BLER report executing system between system.During specific implementation, can be: receive between described system switch the BLER report after, if current existence is with covering different system cell, then triggering mobile terminals carries out switching between system to described different system cell; Otherwise, if the current non-different system cell that covers together, then the triggering mobile terminals startup 3C affair of existing.
And switch unit can comprise between system: decision package, handover trigger unit and event notice unit.
Wherein, after decision package is used for switching the BLER report between RNC receives from the system of portable terminal, judge current whether the existence,, then notify between handover trigger unit starting system and switch if exist with covering different system cell; Otherwise, judge currently whether have that non-if exist, then the notification event notification unit starts the 3C event notice with covering different system cell, and when RNC receives 3C event report from portable terminal, switch between notice handover trigger unit starting system.
The handover trigger unit is used for switching between notice start-up system according to decision package.
The event notice unit is used for starting the 3C affair according to the notification triggers portable terminal of decision package.
The internal structure of portable terminal can comprise as shown in Figure 2: measure control receiving element, measuring unit and report transmitting element.
Wherein, measure the control receiving element and be used to receive the wireless quality measurement control of switching the BLER thresholding between system from comprising of network side.
Measuring unit is used for measuring control according to described wireless quality and carries out the BLER measurement.
When the report transmitting element is used for switching the BLER thresholding between BLER measurement result that measuring unit obtains is greater than described system, between the network side transmitting system, switch the BLER report.
Embodiment two:
In the present embodiment, the RNC of network side can issue the 5A measurement Control Parameter that the 5A that switches between corresponding system measures Control Parameter and corresponding intra-system handover to portable terminal according to algorithm requirements.Further, consider in the present embodiment at present owing to only support 5A event type, and lack BLER value less than the event report of thresholding necessarily (below be referred to as the 5B incident), causing RNC not take a turn for the better to downlink communication quality makes a response, cause some to switch the unnecessary measurement of carrying out, especially different system measurements for triggering.Therefore can in communication system, increase BLER in advance in the present embodiment less than the reporting events type of setting thresholding, i.e. 5B reporting events type.Correspondingly, network side also can issue the 5B measurement Control Parameter of corresponding intra-system handover to portable terminal.Fig. 3 is based on the exemplary process diagram of the changing method of downlink communication quality report in the embodiment of the invention two.As shown in Figure 3, this flow process comprises the steps:
Step 301 increases BLER less than the reporting events type of setting thresholding, i.e. 5B reporting events type.
During specific implementation, can increase parameter configuration and parsing at network side and mobile terminal side to the 5B incident.For example, can in the cell information of the measurement of network side control signaling, increase BLER, and increase identification and parsing these cell parameters at mobile terminal side less than the pairing cell parameters of reporting events of setting thresholding.
Step 304 is judged current whether the existence with covering alien-frequency district, if exist, then execution in step 305; Otherwise, execution in step 306.
Step 306 judges currently whether exist non-ly with covering alien-frequency district, if exist non-ly with covering alien-frequency district, then execution in step 307; Otherwise if there is no non-with covering alien-frequency district, then execution in step 308.
Step 308 issues to portable terminal and to comprise between system the wireless quality that switches the BLER thresholding and the second intra-system handover BLER thresholding and measure control.Wherein, switching the BLER thresholding between system is the 5A event argument that switches between system, and the second intra-system handover BLER thresholding is the 5B event argument of intra-system handover.The value of the value of the second intra-system handover BLER thresholding and the first intra-system handover BLER thresholding can be identical, also can be different, and for example, the value of the second intra-system handover BLER thresholding can be greater than the value of the first intra-system handover BLER thresholding.
Portable terminal is measured control according to described wireless quality and is carried out BLER and measure, if measurement result less than the described second intra-system handover BLER thresholding, the 5B incident of then switching in the network side reporting system promptly sends the BLER report that takes a turn for the better of first quality to network side; Otherwise, if measurement result is greater than switch BLER thresholding, the 5A incident of then switching between described system between the network side reporting system.
Generally, the value of the first intra-system handover BLER thresholding in this step is different from the value of the first intra-system handover BLER thresholding in the step 302.
Step 312, network side are judged current whether the existence with covering different system cell, if exist, then execution in step 313; Otherwise, execution in step 314.
Fig. 4 is based on the exemplary block diagram of the switched system of downlink communication quality report in the embodiment of the invention two.As shown in Figure 4, this system comprises RNC and portable terminal.The operation that network side is carried out among Fig. 3 can be finished by the RNC in the native system.
During specific implementation, the internal structure of RNC can comprise as shown in Figure 4: measure switch unit and intra-system handover unit between control transmitting element, system.
Wherein, measuring the control transmitting element is used for issuing the wireless quality measurement control that comprises the first intra-system handover BLER thresholding to portable terminal, and, issue to portable terminal and to comprise the wireless quality that switches the BLER thresholding between system and measure control according to the notice of intra-system handover unit.Further, this comprises in the wireless quality measurement control of switching the BLER thresholding between system and also can comprise the second intra-system handover BLER thresholding.
The intra-system handover unit is used for after RNC receives from the intra-system handover BLER of portable terminal report, if current existence is with covering alien-frequency district, then triggering mobile terminals is carried out intra-system handover to described alien-frequency district; Otherwise if currently exist non-ly with covering alien-frequency district, then triggering mobile terminals starts the 2C affair, further, when receiving the 2C event report, carries out intra-system handover according to described 2C event report triggering mobile terminals; Otherwise if currently do not exist non-ly with covering alien-frequency district, then notice is measured the control transmitting element and is issued to portable terminal and comprise the wireless quality that switches the BLER thresholding between system and measure control.In addition, receive first quality from portable terminal at RNC and take a turn for the better behind the BLER thresholding, notice is measured the control transmitting element and is issued the wireless quality that comprises the first intra-system handover BLER thresholding to portable terminal and measure control.
After switch unit was used for switching the BLER report between RNC receives from the system of portable terminal between system, if current existence is with covering different system cell, then triggering mobile terminals carried out switching between system to described different system cell; Otherwise, if the current non-different system cell that covers together, then the triggering mobile terminals startup 3C affair of existing.Further, when receiving the 3C event report, carry out switching between system according to described 3C event report triggering mobile terminals
The internal structure of portable terminal can comprise as shown in Figure 4: measure control receiving element, measuring unit and report transmitting element.
Wherein, measurement control receiving element is used to receive from the wireless quality measurement control that comprises the first intra-system handover BLER thresholding of RNC or the wireless quality measurement control that comprises the wireless quality measurement control of switching the BLER thresholding between system or comprise the second intra-system handover BLER thresholding.
Measuring unit is used for measuring control according to described wireless quality and carries out the BLER measurement.
The report transmitting element is used for when measurement control receiving element receives the wireless quality measurement control that comprises the first intra-system handover BLER thresholding, if the BLER measurement result that measuring unit obtains greater than the described first intra-system handover BLER thresholding, is switched the BLER report in the RNC transmitting system; Receive when comprising the wireless quality that switches the BLER thresholding between system and measuring control measuring the control receiving element, if the BLER measurement result that measuring unit obtains is switched the BLER report greater than switching the BLER thresholding between described system between the RNC transmitting system; When measurement control receiving element receives the wireless quality measurement control that comprises the second intra-system handover BLER thresholding, if the BLER measurement result that obtains of measuring unit is less than the described second intra-system handover BLER thresholding, send the BLER report that takes a turn for the better of first quality to RNC.
Embodiment three:
In the present embodiment, the RNC of network side can issue the 5A that switches between corresponding system to portable terminal and measure the 5A measurement Control Parameter of Control Parameter, corresponding intra-system handover and the 5A measurement Control Parameter of corresponding speed adjustment according to algorithm requirements.Equally, similar with embodiment two, also in communication system, increase BLER in the present embodiment in advance less than the reporting events type of setting thresholding, i.e. 5B reporting events type.Then network side also can issue the 5B measurement Control Parameter of corresponding intra-system handover and the 5B measurement Control Parameter of corresponding speed adjustment to portable terminal.Fig. 5 is based on the exemplary process diagram of the changing method of downlink communication quality report in the embodiment of the invention three.As shown in Figure 5, this flow process comprises the steps:
Step 501 increases BLER less than the reporting events type of setting thresholding, i.e. 5B reporting events type.
During specific implementation, can increase parameter configuration and parsing at network side and mobile terminal side to the 5B incident.For example, can in the cell information of the measurement of network side control signaling, increase BLER, and increase identification and parsing these cell parameters at mobile terminal side less than the pairing cell parameters of reporting events of setting thresholding.
Portable terminal is measured control according to described wireless quality and is carried out BLER and measure, if measurement result is adjusted the BLER thresholding less than described second speed, the 5B incident that reports speed to adjust to network side then promptly sends the BLER report that takes a turn for the better of second quality to network side; Otherwise, if measurement result greater than the described first intra-system handover BLER thresholding, is then switched BLER report, i.e. the 5A incident of switching in the reporting system in the network side transmitting system.
Generally, the value of the adjustment of the first rate in this step BLER thresholding is different from the value of the first rate adjustment BLER thresholding in the step 502.
Step 510 is judged current whether the existence with covering alien-frequency district, if exist, then execution in step 511; Otherwise, execution in step 512.
Step 512 judges currently whether exist non-ly with covering alien-frequency district, and non-then execution in step 513 with covering alien-frequency district if exist, otherwise if there is no non-with covering alien-frequency district, then execution in step 514.
Step 514 issues to portable terminal and to comprise between system the wireless quality that switches the BLER thresholding and the second intra-system handover BLER thresholding and measure control.Wherein, switching the BLER thresholding between system is the 5A event argument that switches between system, and the second intra-system handover BLER thresholding is the 5B event argument of intra-system handover.The value of the value of the second intra-system handover BLER thresholding and the first intra-system handover BLER thresholding can be identical, also can be different, and for example, the value of the second intra-system handover BLER thresholding can be greater than the value of the first intra-system handover BLER thresholding.
Portable terminal is measured control according to described wireless quality and is carried out BLER and measure, if measurement result less than the described second intra-system handover BLER thresholding, the 5B incident of then switching in the network side reporting system promptly sends the BLER report that takes a turn for the better of first quality to network side; Otherwise, if measurement result is greater than switch BLER thresholding, the 5A incident of then switching between described system between the network side reporting system.
Generally, the value of the first intra-system handover BLER thresholding in this step is different from the value of the first intra-system handover BLER thresholding in the step 506.
Fig. 6 is based on the exemplary block diagram of the switched system of downlink communication quality report in the embodiment of the invention three.As shown in Figure 6, this system comprises RNC and portable terminal.The operation that network side is carried out among Fig. 5 can be finished by the RNC in the native system.
During specific implementation, the internal structure of RNC can comprise as shown in Figure 6: measure switch unit, intra-system handover unit and speed adjustment unit between control transmitting element, system.
Wherein, measuring the control transmitting element is used for issuing the wireless quality measurement control that comprises first rate adjustment BLER thresholding to portable terminal; According to the notice of speed adjustment unit, issue the wireless quality that comprises the first intra-system handover BLER thresholding to portable terminal and measure control; According to the notice of intra-system handover unit, issue the wireless quality that comprises switching BLER thresholding between system to portable terminal and measure control.Further, the wireless quality that comprises the first intra-system handover BLER thresholding is measured and also can be comprised second speed in the control and adjust the BLER thresholding, comprises the wireless quality that switches the BLER thresholding between system and measures in the control and also can comprise the second intra-system handover BLER thresholding.
The speed adjustment unit be used for RNC receive adjust the BLER report from the speed of portable terminal after, if current business speed then triggers the downstream rate adjustment greater than guaranteeing speed; Otherwise if current business speed equals to guarantee speed, then notice is measured the control transmitting element and is issued the wireless quality measurement control that comprises the first intra-system handover BLER thresholding to portable terminal.In addition, receive second quality from portable terminal at RNC and take a turn for the better behind the BLER thresholding, notice is measured the control transmitting element and is issued to portable terminal and comprise first rate and adjust the wireless quality of BLER thresholding and measure control.
The intra-system handover unit is used for after RNC receives from the intra-system handover BLER of portable terminal report, if current existence is with covering alien-frequency district, then triggering mobile terminals is carried out intra-system handover to described alien-frequency district; Otherwise if currently exist non-ly with covering alien-frequency district, then triggering mobile terminals starts the 2C affair, further, when receiving the 2C event report, carries out intra-system handover according to described 2C event report triggering mobile terminals; Otherwise if currently do not exist non-ly with covering alien-frequency district, then notice is measured the control transmitting element and is issued to portable terminal and comprise the wireless quality that switches the BLER thresholding between system and measure control.In addition, receive first quality from portable terminal at RNC and take a turn for the better behind the BLER thresholding, notice is measured the control transmitting element and is issued the wireless quality that comprises the first intra-system handover BLER thresholding to portable terminal and measure control.
After switch unit was used for switching the BLER report between RNC receives from the system of portable terminal between system, if current existence is with covering different system cell, then triggering mobile terminals carried out switching between system to described different system cell; Otherwise, if the current non-different system cell that covers together, then the triggering mobile terminals startup 3C affair of existing.Further, when receiving the 3C event report, carry out switching between system according to described 3C event report triggering mobile terminals.
The internal structure of portable terminal can comprise as shown in Figure 6: measure control receiving element, measuring unit and report transmitting element.
Wherein, measurement control receiving element is used to receive the wireless quality measurement control that first rate is adjusted the BLER thresholding that comprises from RNC, or the wireless quality that comprises the first intra-system handover BLER thresholding is measured control, or the wireless quality that comprises second speed adjustment BLER thresholding is measured control, or comprise the wireless quality measurement control of switching the BLER thresholding between system, or comprise the wireless quality measurement control of the second intra-system handover BLER thresholding.
Measuring unit is used for measuring control according to described wireless quality and carries out the BLER measurement.
The report transmitting element is used for when measurement control receiving element receives the wireless quality measurement control that comprises first rate adjustment BLER thresholding, if the measurement result that measuring unit obtains is adjusted the BLER thresholding greater than described first rate, adjust the BLER report to the RNC transmission rate; Receive the wireless quality that comprises the first intra-system handover BLER thresholding when measuring control measuring the control receiving element, if the BLER measurement result that measuring unit obtains greater than the described first intra-system handover BLER thresholding, is switched the BLER report in the RNC transmitting system; Receive when comprising second speed and adjusting the wireless quality of BLER thresholding and measure control measuring the control receiving element,, send the BLER report that takes a turn for the better of second quality to RNC if the BLER measurement result that measuring unit obtains is adjusted the BLER thresholding less than described second speed; Receive when comprising the wireless quality that switches the BLER thresholding between system and measuring control measuring the control receiving element, if the BLER measurement result that measuring unit obtains is switched the BLER report greater than switching the BLER thresholding between described system between the RNC transmitting system; When measurement control receiving element receives the wireless quality measurement control that comprises the second intra-system handover BLER thresholding, if the BLER measurement result that obtains of measuring unit is less than the described second intra-system handover BLER thresholding, send the BLER report that takes a turn for the better of first quality to RNC.
As seen, give the BLER 5A incident of the different measurement control of portable terminal in the embodiment of the invention by indication, when making mobile terminal reporting satisfy certain BLER 5A incident of measuring control, network side can be set up, in the modification system or system's measurements.And report when satisfying other certain and measuring the BLER5A incident of control, network controller can executive system in or switch between system.
In the various embodiments described above, switch BLER thresholding＞first intra-system handover BLER thresholding＞first rate between system and adjust the BLER thresholding.
Above-described specific embodiment; purpose of the present invention, technical scheme and beneficial effect are further described; institute is understood that; the above only is preferred embodiment of the present invention; be not to be used to limit protection scope of the present invention; within the spirit and principles in the present invention all, any modification of being done, be equal to replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (22)
1. the changing method based on downlink communication quality report is characterized in that, this method comprises:
Network side issues to portable terminal and comprises the wireless quality measurement control of switching descending transmission channel block error rate BLER thresholding between system, be used for portable terminal and carry out the BLER measurement according to described wireless quality measurement control, and when between measurement result is greater than described system, switching the BLER thresholding, between the network side transmitting system, switch the BLER report;
Network side receives from switching the BLER report between the system of portable terminal, switches according to switching between described system between BLER report executing system.
2. the method for claim 1 is characterized in that, describedly comprises according to switching between system to switch between BLER report executing system:
After network side received and switches the BLER report between described system, if current existence is with covering different system cell, then triggering mobile terminals carried out switching between system to described different system cell; Otherwise, if the current non-different system cell that covers together, then the triggering mobile terminals startup 3C affair of existing.
3. the method for claim 1 is characterized in that, described issuing to portable terminal comprises between system before the wireless quality that switches the BLER thresholding measures control, further comprises:
Network side issues the wireless quality that comprises the first intra-system handover BLER thresholding to portable terminal and measures control, be used for portable terminal and carry out the BLER measurement according to described wireless quality measurement control, during greater than the described first intra-system handover BLER thresholding, in the network side transmitting system, switch the BLER report in measurement result;
Network side receives from after the intra-system handover BLER of the portable terminal report, if current existence is with covering alien-frequency district, then triggering mobile terminals is carried out intra-system handover to described alien-frequency district; Otherwise, if the current non-alien-frequency district that covers together, then the triggering mobile terminals startup 2C affair of existing; Otherwise,, then carry out described issuing and comprise the operation that the wireless quality that switches the BLER thresholding between system is measured control to portable terminal if currently do not exist non-ly with covering alien-frequency district.
4. method as claimed in claim 3 is characterized in that, increases BLER in advance less than the reporting events type of setting thresholding;
The described wireless quality that comprises switching BLER thresholding between system that issues to portable terminal further comprises the second intra-system handover BLER thresholding in measuring and controlling;
Described portable terminal is measured control according to described wireless quality and is carried out further comprising after BLER measures: in measurement result during less than the described second intra-system handover BLER thresholding, send the BLER report that takes a turn for the better of first quality to network side; Network side issues the wireless quality that comprises the first intra-system handover BLER thresholding to portable terminal and measures control according to the take a turn for the better BLER report of described first quality.
5. method as claimed in claim 3 is characterized in that, describedly issues before the wireless quality that comprises the first intra-system handover BLER thresholding measures control to portable terminal, further comprises:
Network side issues to portable terminal and comprises the wireless quality measurement control that first rate is adjusted the BLER thresholding, be used for portable terminal and carry out the BLER measurement according to described wireless quality measurement control, when measurement result is adjusted the BLER thresholding greater than described first rate, adjust the BLER report to the network side transmission rate;
After network side receives and adjusts the BLER report from the described speed of portable terminal, if current business speed then triggers the downstream rate adjustment greater than guaranteeing speed; Otherwise,, then carry out the described operation that issues the wireless quality measurement control that comprises the first intra-system handover BLER thresholding to portable terminal if current business speed equals to guarantee speed.
6. method as claimed in claim 5 is characterized in that, increases BLER in advance less than the reporting events type of setting thresholding;
The described wireless quality that comprises the first intra-system handover BLER thresholding that issues to portable terminal is measured and is further comprised second speed adjustment BLER thresholding in the control;
Described portable terminal is measured control according to described wireless quality and is carried out further comprising after BLER measures: when measurement result is adjusted the BLER thresholding less than described second speed, send the BLER report that takes a turn for the better of second quality to network side; Network side is according to the take a turn for the better BLER report of described second quality, issues to portable terminal to comprise first rate and adjust the wireless quality of BLER thresholding and measure control.
7. the switched system based on downlink communication quality report is characterized in that, this system comprises:
Radio network controller (RNC) is used for issuing the wireless quality that comprises switching BLER thresholding between system to portable terminal and measures control, according to switching from switching between the system of portable terminal between BLER report executing system;
Portable terminal is used for measuring control according to described wireless quality and carries out the BLER measurement, when switching the BLER thresholding between measurement result is greater than described system, switches the BLER report between the network side transmitting system.
8. system as claimed in claim 7, it is characterized in that, described RNC also was used for issue the wireless quality measurement control that comprises switching BLER thresholding between system to portable terminal before, further issue the wireless quality that comprises the first intra-system handover BLER thresholding and measure control to portable terminal, after receiving intra-system handover BLER report from portable terminal, if current existence is with covering alien-frequency district, then triggering mobile terminals is carried out intra-system handover to described alien-frequency district; Otherwise if currently have that non-then triggering mobile terminals starts the 2C affair with covering alien-frequency district, network side carries out intra-system handover according to described 2C event report triggering mobile terminals when receiving the 2C event report; Otherwise,, then carry out described issuing and comprise the operation that the wireless quality that switches the BLER thresholding between system is measured control to portable terminal if currently do not exist non-ly with covering alien-frequency district;
Described portable terminal is further measured control according to the described wireless quality that comprises the first intra-system handover BLER thresholding of network side and is carried out the BLER measurement, during greater than the described first intra-system handover BLER thresholding, in the network side transmitting system, switch the BLER report in measurement result.
9. system as claimed in claim 8, it is characterized in that, described RNC also is used for according to the BLER that increases in advance less than the reporting events type of setting thresholding, in the wireless quality measurement control that comprises switching BLER thresholding between system that issues to portable terminal, further comprise the second intra-system handover BLER thresholding, according to take a turn for the better BLER report of first quality from portable terminal, issue the wireless quality that comprises the first intra-system handover BLER thresholding to portable terminal and measure control;
Described portable terminal is measured control according to described wireless quality and is carried out after BLER measures, and further, in measurement result during less than the described second intra-system handover BLER thresholding, sends the BLER report that takes a turn for the better of first quality to network side.
10. system as claimed in claim 8, it is characterized in that, described RNC also was used for issue the wireless quality measurement control that comprises the first intra-system handover BLER thresholding to portable terminal before, further issue and comprise the wireless quality measurement control that first rate is adjusted the BLER thresholding to portable terminal, after the speed adjustment BLER report that receives from portable terminal, if current business speed then triggers the downstream rate adjustment greater than guaranteeing speed; Otherwise,, then carry out the described operation that issues the wireless quality measurement control that comprises the first intra-system handover BLER thresholding to portable terminal if current business speed equals to guarantee speed;
Described portable terminal is further measured control according to the described wireless quality that comprises first rate adjustment BLER thresholding of network side and is carried out the BLER measurement, when measurement result is adjusted the BLER thresholding greater than described first rate, adjust the BLER report to the network side transmission rate.
11. system as claimed in claim 10, it is characterized in that, described RNC also is used for according to the BLER that increases in advance less than the reporting events type of setting thresholding, in the wireless quality measurement control that comprises the first intra-system handover BLER thresholding that issues to portable terminal, further comprise second speed adjustment BLER thresholding, according to take a turn for the better BLER report of second quality from portable terminal, issue to portable terminal and to comprise first rate and adjust the wireless quality of BLER thresholding and measure control;
Described portable terminal is measured control according to described wireless quality and is carried out after BLER measures, and further, when measurement result is adjusted the BLER thresholding less than described second speed, sends the BLER report that takes a turn for the better of second quality to network side.
12. a radio network controller (RNC) is characterized in that, comprising: this RNC comprises:
Measure the control transmitting element, be used for issuing the wireless quality that comprises switching BLER thresholding between system and measure control to portable terminal;
Switch unit between system is used for according to switching from switching between the system of portable terminal between BLER report executing system.
13. RNC as claimed in claim 12 is characterized in that, switch unit comprises between described system:
Decision package after being used for switching the BLER report between RNC receives from the system of portable terminal, is judged current whether the existence with covering different system cell, if exist, then notifies between handover trigger unit starting system and switches; Otherwise, judge currently whether have that non-if exist, then the notification event notification unit starts the 3C event notice with covering different system cell, and when RNC receives 3C event report from portable terminal, switch between notice handover trigger unit starting system;
The handover trigger unit is used for switching between the notice start-up system according to decision package;
The event notice unit is used for starting the 3C affair according to the notification triggers portable terminal of decision package.
14. RNC as claimed in claim 12, it is characterized in that, described measurement control transmitting element further issued the wireless quality that comprises the first intra-system handover BLER thresholding to portable terminal and measures control issue the wireless quality measurement control that comprises switching BLER thresholding between system to portable terminal before;
Described RNC further comprises: the intra-system handover unit, be used to receive intra-system handover BLER report from portable terminal after, if current existence is with covering alien-frequency district, then triggering mobile terminals is carried out intra-system handover to described alien-frequency district; Otherwise if currently exist non-ly with covering alien-frequency district, then triggering mobile terminals starts the 2C affair, when receiving the 2C event report, carries out intra-system handover according to described 2C event report triggering mobile terminals; Otherwise if currently do not exist non-ly with covering alien-frequency district, then notice is measured the control transmitting element and is carried out described issuing to portable terminal and comprise the operation that the wireless quality that switches the BLER thresholding between system is measured control.
15. RNC as claimed in claim 14 is characterized in that, further comprise the second intra-system handover BLER thresholding described comprising in the wireless quality measurement control of switching the BLER thresholding between system;
Described intra-system handover unit further receives the BLER report that takes a turn for the better of first quality from portable terminal, measures the control transmitting element and issues the wireless quality that comprises the first intra-system handover BLER thresholding to portable terminal and measure control according to described first quality BLER report notice that takes a turn for the better.
16. RNC as claimed in claim 14, it is characterized in that, described measurement control transmitting element further issued the wireless quality that comprises first rate adjustment BLER thresholding to portable terminal and measures control issue the wireless quality measurement control that comprises the first intra-system handover BLER thresholding to portable terminal before;
Described RNC further comprises: the speed adjustment unit, be used for RNC receive adjust the BLER report from the speed of portable terminal after, if current business speed then triggers the downstream rate adjustment greater than guaranteeing speed; Otherwise if current business speed equals to guarantee speed, then notice is measured the control transmitting element and is issued the wireless quality measurement control that comprises the first intra-system handover BLER thresholding to portable terminal.
17. RNC as claimed in claim 16 is characterized in that, the described wireless quality that comprises the first intra-system handover BLER thresholding is measured and is further comprised second speed adjustment BLER thresholding in the control;
Described speed adjustment unit further receives second quality from portable terminal at RNC and takes a turn for the better behind the BLER thresholding, and notice is measured the control transmitting element and issued to portable terminal and comprise first rate and adjust the wireless quality of BLER thresholding and measure control.
18. a portable terminal is characterized in that, this portable terminal comprises:
Measure the control receiving element, be used to receive the wireless quality that switches the BLER thresholding between system from comprising of network side and measure control;
Measuring unit is used for carrying out BLER according to the wireless quality measurement control of measuring the reception of control receiving element and measures;
The report transmitting element when being used for switching the BLER thresholding between BLER measurement result that measuring unit obtains is greater than described system, switches the BLER report between the network side transmitting system.
19. portable terminal as claimed in claim 18 is characterized in that, described measurement control receiving element further receives from the wireless quality that comprises the first intra-system handover BLER thresholding of network side measures control;
The BLER measurement result that described report transmitting element further obtains at measuring unit is switched the BLER report during greater than the described first intra-system handover BLER thresholding in the RNC transmitting system.
20. portable terminal as claimed in claim 19 is characterized in that, described measurement control receiving element further receives from the wireless quality that comprises the second intra-system handover BLER thresholding of network side measures control;
The BLER measurement result that described report transmitting element further obtains at measuring unit is during less than the described second intra-system handover BLER thresholding, sends the BLER report that takes a turn for the better of first quality to RNC.
21. portable terminal as claimed in claim 19 is characterized in that, described measurement control receiving element further receives the wireless quality measurement control that first rate is adjusted the BLER thresholding that comprises from network side;
When the BLER measurement result that described report transmitting element further obtains at measuring unit is adjusted the BLER thresholding greater than described first rate, adjust the BLER report to the RNC transmission rate.
22. portable terminal as claimed in claim 21 is characterized in that, described measurement control receiving element further receives the wireless quality measurement control that second speed is adjusted the BLER thresholding that comprises from network side;
When the BLER measurement result that described report transmitting element further obtains at measuring unit is adjusted the BLER thresholding less than described second speed, send the BLER report that takes a turn for the better of second quality to RNC.
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| CN2009100762606A CN101772120B (en) | 2009-01-07 | 2009-01-07 | Switch method, system and equipment based on downlink communication quality report |
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| CN101080088B (en) * | 2006-05-24 | 2011-08-31 | 普天信息技术研究院 | A hard switching method in wireless communication |
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