CN103338468A - Method and device for enhancing mobility performance - Google Patents
Method and device for enhancing mobility performance Download PDFInfo
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- CN103338468A CN103338468A CN2012105808434A CN201210580843A CN103338468A CN 103338468 A CN103338468 A CN 103338468A CN 2012105808434 A CN2012105808434 A CN 2012105808434A CN 201210580843 A CN201210580843 A CN 201210580843A CN 103338468 A CN103338468 A CN 103338468A
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- H04—ELECTRIC COMMUNICATION TECHNIQUE
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- H04W36/00—Hand-off or reselection arrangements
- H04W36/0005—Control or signalling for completing the hand-off
- H04W36/0083—Determination of parameters used for hand-off, e.g. generation or modification of neighbour cell lists
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- H04W36/0094—Definition of hand-off measurement parameters
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Abstract
The embodiment of the invention discloses a method and a device for enhancing the mobility performance. Implementation of the method comprises the steps of receiving a measurement value from a terminal; matching channels or estimating the channel attenuation by using the measurement value so as to obtain a current channel model; predicating the channel attenuation or a channel model within a certain period of time in the future according to the current channel model; and carrying out self simulation according to the channel model or the channel attenuation within a certain period of time in the future to acquire relevant parameters of the mobility, determining measurement configuration according to the relevant parameters of the mobility, and sending the measurement configuration to the terminal. The solution disclosed by the embodiment of the invention predicts the channel attenuation value within a certain period of time in the future according to the measured current channel attenuation value; and quick and dynamic simulation is carried out according to the accurate predicated value to determine a parameter value required by switching algorithms within a period of time. Therefore, for users, the failure rate of switching is reduced, and the switching performance is improved.
Description
Technical field
The present invention relates to communication technical field, particularly a kind of mobility performance Enhancement Method, and device.
Background technology
The design of handoff algorithms and being achieved as follows of the course of work in the network at present:
At first, in the workflow of product development stage algorithm for design, determine the used relevant parameter of this algorithm by emulation then, comprise hysteresis (hysteresis, Hys), the triggered time (Time to Trigger, TTT) etc.The channel model of defined on the standard normally in simulation process, for example, city macro base station model (Urban Macro, UMa), suburb macro base station model (Suburban Macro, SMa), rural area macro base station model (Rural Macro, RMa) etc.Even but in real network in an area of coverage, also can comprise multiple channel model; And, because signal is not exclusively same to the path of the receiver process of terminal from the transmitter of base station, also can cause the channel fading difference of each channel.This is because the decline of channel and space loss, shade, user's mobile decline etc. are all multifactor relevant.Therefore, the parameter that provides in the STATIC SIMULATION of design phase is coarse, because these parameters can not be mated well with the environment of reality.
For separate the used parameter of annual reporting law can not with the problem of actual environment coupling, the general scheme that adopts is at present: arrange net the stage at the scene, adjust these parameters by field survey, then formally operation.But in formal operation process, because channel also can be because of removal and the construction of building, the felling of trees and plantation etc. cause the variation of wireless channel, perhaps, have increased by a base station slightly again in the original macro base station area of coverage, or femto base station.Make initial channel circumstance and interference environment all take place to change like this to cause the parameter after the adjustment not mate with environment facies, thereby cause the deterioration of performance of handoffs.
Summary of the invention
The embodiment of the invention provides a kind of mobility performance Enhancement Method, has reached device, is used for improving performance of handoffs.
The embodiment of the invention provides a kind of mobility performance Enhancement Method on the one hand, comprising:
Receive the measuring amount of self terminal;
Use described measuring amount to carry out channel matched or channel attenuation and estimate, obtain current channel model, then, according to channel attenuation or the channel model within described current channel model prediction certain period in the future;
Carry out from emulation according to channel model or channel attenuation within the period in described future, obtain the mobility relevant parameter, determine to measure configuration according to described mobility relevant parameter, and send described measurement configuration to described terminal.
In conjunction with implementation on the one hand, in first kind of possible implementation, described measuring amount comprises:
Reference Signal Received Power, reference signal sign indicating number power, Reference Signal Received Quality, reference signal strength indication, multipath intensity and the delay of reference signal, and at least one item in the position coordinates of terminal.
In conjunction with implementation on the one hand, in second kind of possible implementation, the described mobility relevant parameter of described foundation also comprises after determining to measure configuration:
Determine the mobility relevant parameter according to described measurement configuration, and send described mobility relevant parameter to described terminal.
The embodiment of the invention two aspects provide a kind of mobility performance Enhancement Method, comprising:
Send measuring amount to the base station, make described base station use described measuring amount to carry out channel matched or the channel attenuation is estimated, obtain current channel model, then, according to channel attenuation or the channel model within described current channel model prediction certain period in the future; Carry out from emulation according to channel model or described channel attenuation within the period in described future, obtain the mobility relevant parameter, determine to measure configuration according to described mobility relevant parameter, and feed back described measurement configuration to terminal;
Reception is from the described measurement configuration of described base station, and measures judgement according to described measurement configuration and determine whether to satisfy switching condition, if satisfy, then carries out the residential quarter and switches.
Implementation in conjunction with two aspects, in first kind of possible implementation, described measurement configuration and channel type have incidence relation, and terminal is selected mobility relevant parameter with the incidence relation that channel type has by the judgement of the channel type of terminal according to measuring configuration.
The embodiment of the invention three aspects provide a kind of mobility performance intensifier, comprising:
Receiving element is used for the measuring amount that reception comes self terminal;
Processing unit, measuring amount that be used for to use described receiving element to receive carry out channel matched or the channel attenuation is estimated, obtains current channel model, then, and according to channel attenuation or the channel model within described current channel model prediction certain period in the future;
Simulation unit is used for carrying out from emulation according to channel model or channel attenuation within the period in described future, obtains the mobility relevant parameter;
Dispensing unit, the described mobility relevant parameter that is used for obtaining according to simulation unit determines to measure configuration;
Transmitting element is used for sending the measurement configuration that dispensing unit is determined to described terminal.
Implementation in conjunction with three aspects, in first kind of possible implementation, described receiving element, the concrete Reference Signal Received Power that is used for receiving self terminal, reference signal sign indicating number power, Reference Signal Received Quality, reference signal strength indication, multipath intensity and the delay of reference signal, and at least one item in the position coordinates of terminal;
Described processing unit, the concrete Reference Signal Received Power that is used for using described receiving element reception, reference signal sign indicating number power, Reference Signal Received Quality, reference signal strength indication, multipath intensity and the delay of reference signal, and in the position coordinates of terminal at least one carries out channel matched and obtains current channel model, then, according to channel attenuation or channel model within current channel model prediction certain period in the future.
In conjunction with the implementation of three aspects, in second kind of possible implementation, described processing unit also is used for after described simulation unit is determined to measure configuration, determines the mobility relevant parameter according to described measurement configuration;
Described transmitting element also is used for sending the mobility relevant parameter that described processing unit is determined to described terminal.
The embodiment of the invention four aspects provide a kind of mobility performance intensifier, comprising:
Transmitting element, be used for sending measuring amount to the base station, make described base station use described measuring amount to carry out channel matched or the estimation of channel attenuation, obtain current channel model, then, according to channel attenuation or channel model within described current channel model prediction certain period in the future; Carry out from emulation according to channel model or described channel attenuation within the period in described future, obtain the mobility relevant parameter, determine to measure configuration according to described mobility relevant parameter, and feed back described measurement configuration to terminal;
Receiving element is used for receiving the described measurement configuration from described base station;
The switch decision unit, the measurement configuration that is used for receiving according to described receiving element is measured judgement and is determined whether to satisfy switching condition, if satisfy, then carries out the residential quarter and switches.
Implementation in conjunction with four aspects, in first kind of possible implementation, described measurement configuration and channel type have incidence relation, described switch decision unit also is used for selecting mobility relevant parameter with the incidence relation that channel type has by the judgement of the channel type of terminal according to measuring configuration.
As can be seen from the above technical solutions, the embodiment of the invention has the following advantages: this scheme is predicted channel attenuation value in following a period of time according to current measured channel attenuation value; Carrying out fast dynamic emulation according to predicted value accurately determines at a parameter value that the time period handoff algorithms is used.For the user, just reduce handover failure rate like this, improved performance of handoffs.
Description of drawings
In order to be illustrated more clearly in the technical scheme in the embodiment of the invention, the accompanying drawing of required use is briefly introduced in will describing embodiment below, apparently, accompanying drawing in describing below only is some embodiments of the present invention, for those of ordinary skill in the art, under the prerequisite of not paying creative work, can also obtain other accompanying drawing according to these accompanying drawings.
Fig. 1 is embodiment of the invention method flow schematic diagram;
Fig. 2 is embodiment of the invention other method schematic flow sheet;
Fig. 3 is embodiment of the invention apparatus structure schematic diagram;
Fig. 4 is another apparatus structure schematic diagram of the embodiment of the invention;
Fig. 5 is embodiment of the invention architecture of base station schematic diagram;
Fig. 6 is embodiment of the invention terminal structure schematic diagram.
Embodiment
In order to make the purpose, technical solutions and advantages of the present invention clearer, the present invention is described in further detail below in conjunction with accompanying drawing, and obviously, described embodiment only is a part of embodiment of the present invention, rather than whole embodiment.Based on the embodiment among the present invention, those of ordinary skills belong to the scope of protection of the invention not making all other embodiment that obtain under the creative work prerequisite.
The embodiment of the invention provides a kind of mobility performance Enhancement Method, and present embodiment is introduced from the base station angle, as shown in Figure 1, comprising:
101: the measuring amount that receives self terminal;
Alternatively, above-mentioned measuring amount comprises: Reference Signal Received Power, reference signal sign indicating number power, Reference Signal Received Quality, reference signal strength indication, multipath intensity and the delay of reference signal, and in the position coordinates of terminal any one.Concrete parameter be not limited to above for example, as long as can carry out channel matched obtain signal model or can carry out that the channel attenuation is estimated and or the prediction parameter that obtains the channel attenuation all be fine, the embodiment of the invention will not limit this.
102: use above-mentioned measuring amount to carry out channel matched or channel attenuation and estimate, obtain current channel model, then, according to channel attenuation or the channel model within above-mentioned current channel model prediction certain period in the future;
Prediction in the step 102 refers to infer next value constantly according to the value of past and present moment, estimate then to refer to estimate current value according to value and the current value in past, can adopt prediction and the algorithm for estimating of present various maturations, the embodiment of the invention will not limit this.
103: carry out from emulation according to channel model or channel attenuation within the period in above-mentioned future, obtain the mobility relevant parameter;
Mobility relevant parameter acquisition mode can be in the step 103: switch the residing channel model of terminal in the generating process if can dope, can obtain by online real-time simulation so.Also can be also can make form in advance by emulation, tabling look-up by coupling obtains.
The mobility relevant parameter can be: and hysteresis (hysteresis, Hys), the triggered time (Time to Trigger, TTT) etc.
104: determine to measure configuration according to above-mentioned mobility relevant parameter, and send above-mentioned measurement configuration to above-mentioned terminal.
This scheme is predicted channel attenuation value in following a period of time according to current measured channel attenuation value.Carrying out quick dynamic simulation according to predicted value accurately determines at a parameter value that the time period handoff algorithms is used.For the user, just reduce handover failure rate like this, improved performance of handoffs.For operator, improved the throughput of network, saved the expense that network optimization company pays of employing.
Measurement in the above-mentioned steps 104 configuration is to judge whether to satisfy handover trigger event, and the parameter of A3 event for example specifically can normative reference: 36.331eventA3.To be described in detail its application in end side in the subsequent embodiment.The parameter of above-mentioned measurement configuration is based on channel type and disposes, form can be with reference to as follows: Hi_Hj ... ..Hys_i/j, TTT_i/j, Deng, " Hi " is the corresponding channel model of Serving cell, Hj is the potential corresponding channel model of switching cell, and Hys_i/j, TTT_i/j are and the corresponding parameter relevant with switching of Hi_Hj pairing.
Further, measure configuration and can not have incidence relation with channel type, the above-mentioned mobility relevant parameter of above-mentioned foundation is determined to measure after the configuration, also comprises: the mobility relevant parameter is determined according to above-mentioned measurement configuration in the base station, and sends above-mentioned mobility relevant parameter to above-mentioned terminal.
The embodiment of the invention also provides another kind of mobility performance Enhancement Method, and present embodiment will be introduced from the terminal angle, as shown in Figure 2, comprise:
201: send measuring amount to the base station, make above-mentioned base station use above-mentioned measuring amount to carry out channel matched or the estimation of channel attenuation, obtain current channel model, then, according to channel attenuation or the channel model within above-mentioned current channel model prediction certain period in the future; Carry out from emulation according to channel model or above-mentioned channel attenuation within the period in above-mentioned future, obtain the mobility relevant parameter, determine to measure configuration according to above-mentioned mobility relevant parameter, feed back above-mentioned measurement configuration to terminal;
Alternatively, above-mentioned measuring amount comprises: Reference Signal Received Power, reference signal sign indicating number power, Reference Signal Received Quality, reference signal strength indication, multipath intensity and the delay of reference signal, and in the position coordinates of terminal any one.Concrete parameter be not limited to above for example, as long as can carry out channel matched obtain signal model or can carry out that the channel attenuation is estimated and or the prediction parameter that obtains the channel attenuation all be fine, the embodiment of the invention will not limit this.
The prediction of base station side refers to infer next value constantly according to the value of past and present moment, estimate then to refer to estimate current value according to measured value and the current measured value in past, can adopt prediction and the algorithm for estimating of present various maturations, the embodiment of the invention will not limit this.
The mobility relevant parameter that base station side obtains obtains mode: switch the residing channel model of terminal in the generating process if can dope, can obtain by online real-time simulation so.Also can be also can make form in advance by emulation, tabling look-up by coupling obtains.
Above-mentioned measurement configuration is the parameter that judges whether to satisfy the event of switching, and for example triggers the parameter of A3 event, specifically can normative reference: 36.331event.
202: receive the above-mentioned measurement configuration from above-mentioned base station, and measure judgement according to above-mentioned measurement configuration and determine whether to satisfy switching condition, if satisfy, then carry out the residential quarter and switch.
Measure judgement according to above-mentioned measurement configuration and determine whether that the concrete steps that satisfy switching condition can be: carry out coupling and the estimation of channel type according to measuring configuration earlier, obtain the channel type of neighbour cell (i.e. the Target cell that may switch) and current service cell, select the switching-related parameters event of carrying out to judge (judging whether the trigger event that switches, for example the A3 event) according to channel type then.Alternatively, in the above-mentioned steps 202, measure judgement according to above-mentioned measurement configuration and determine whether that satisfying switching condition comprises: whether measure the difference of signal strength signal intensity that judgement determines neighbour cell and the signal strength signal intensity of current service cell above the threshold value of being scheduled to by above-mentioned measurement configuration, if then determine to satisfy switching condition.Need to prove, above-mentionedly surpass predetermined threshold value and refer to: and surpass predetermined this condition of threshold value in the time period at whole TTT and all satisfy, can determine that at this moment the A3 event has taken place, just can determine to carry out the residential quarter switching.
Further, said method also comprises: if satisfy switching condition, then, report handover event to above-mentioned base station.
Further, the present invention is that embodiment also provides the scheme of carrying out the present mobility relevant parameter of channel matched in end side oneself, particularly: above-mentioned measurement configuration and channel type have incidence relation, and terminal is selected mobility relevant parameter with the incidence relation that channel type has by the judgement of the channel type of terminal according to measuring configuration.
Based on above embodiment, the embodiment of the invention gives the optional mode of carrying of various newly-increased data, and is specific as follows:
In measuring configuration " Meas Config " information word, increase new measuring amount " multipath amplitude measurement and latency measurement ".
In measurement result " MeasResults " information word, increase new measuring amount " multipath amplitude measurement and latency measurement ".
In the report configuration information element, increase new measuring amount " multipath amplitude measurement and latency measurement ".
In " RRM-Config ", increase new measuring amount " multipath amplitude measurement and latency measurement ".
In " ReportConfigEUTRA ", add the hysteresis " Hysteresis " corresponding with channel and triggered time " Time To Trigger ".For example: if the channel model of current Serving cell i is Hi, the channel model of potential switching cell j is Hj.So and Hi and the corresponding switching-related parameters of Hj be Hys_i/j, TTT_i/j etc.
In " ReportConfigInterRAT ", hysteresis " Hysteresis " and the triggered time " TimeToTrigger " of adding and channel correspondence.For example: if the channel model of current Serving cell i is Hi, the channel model of potential switching cell j is Hj.So and Hi and the corresponding switching-related parameters of Hj be Hys_i/j, TTT_i/j etc.
The embodiment of the invention also provides a kind of mobility performance intensifier, as shown in Figure 3, comprising:
Receiving element 301 is used for the measuring amount that reception comes self terminal;
Transmitting element 305 is used for sending the measurement configuration that dispensing unit 304 is determined to above-mentioned terminal.
This scheme is predicted channel attenuation value in following a period of time according to current measured channel attenuation value; Carrying out fast dynamic emulation according to predicted value accurately determines at a parameter value that the time period handoff algorithms is used.For the user, just reduce handover failure rate like this, improved performance of handoffs.
Further, above-mentioned processing unit 302 also is used for determining the mobility relevant parameter according to above-mentioned measurement configuration after above-mentioned simulation unit 303 is determined to measure configuration;
Above-mentioned transmitting element 305 also is used for sending the mobility relevant parameter that above-mentioned processing unit 302 is determined to above-mentioned terminal.
The embodiment of the invention also provides a kind of mobility performance intensifier, as shown in Figure 4, comprising:
Transmitting element 401, be used for sending measuring amount to the base station, make above-mentioned base station use above-mentioned measuring amount to carry out channel matched or the estimation of channel attenuation, obtain current channel model, then, according to channel attenuation or channel model within above-mentioned current channel model prediction certain period in the future; Carry out from emulation according to channel model or above-mentioned channel attenuation within the period in above-mentioned future, obtain the mobility relevant parameter, determine to measure configuration according to above-mentioned mobility relevant parameter, and feed back above-mentioned measurement configuration to terminal;
Receiving element 402 is used for receiving the above-mentioned measurement configuration from above-mentioned base station;
This scheme is predicted channel attenuation value in following a period of time according to current measured channel attenuation value; Carrying out fast dynamic emulation according to predicted value accurately determines at a parameter value that the time period handoff algorithms is used.For the user, just reduce handover failure rate like this, improved performance of handoffs.
Alternatively, above-mentioned measurement configuration and channel type have incidence relation, and above-mentioned switch decision unit also is used for selecting mobility relevant parameter with the incidence relation that channel type has by the judgement of the channel type of terminal according to measuring configuration.
The embodiment of the invention also provides a kind of base station, as shown in Figure 5, comprising:
Wherein, above-mentioned processor 501 is carried out following operation:
Use the measuring amount of self terminal to carry out channel matched or the channel attenuation is estimated, obtain current channel model, then, according to channel attenuation or the channel model within above-mentioned current channel model prediction certain period in the future;
Carry out from emulation according to channel model or channel attenuation within the period in above-mentioned future, obtain the mobility relevant parameter, determine to measure configuration according to above-mentioned mobility relevant parameter, and indication transmitting apparatus 503 sends above-mentioned measurement configuration to above-mentioned terminal.
This scheme is predicted channel attenuation value in following a period of time according to current measured channel attenuation value; Carrying out fast dynamic emulation according to predicted value accurately determines at a parameter value that the time period handoff algorithms is used.For the user, just reduce handover failure rate like this, improved performance of handoffs.
Alternatively, above-mentioned measuring amount comprises: above-mentioned measuring amount comprises: Reference Signal Received Power, reference signal sign indicating number power, Reference Signal Received Quality, the reference signal strength indication, multipath intensity and the delay of reference signal, and at least one item in the position coordinates of terminal.
Further, above-mentioned processor 501 also is used for according to the definite mobility relevant parameter of above-mentioned measurement configuration, and indicating transmitting apparatus 503 to send above-mentioned mobility relevant parameter to above-mentioned terminal according to after the definite measurement configuration of above-mentioned mobility relevant parameter.
The embodiment of the invention also provides a kind of terminal, as shown in Figure 6, comprising:
Receiving system 601, dispensing device 602, processor 603, memory 604;
Wherein processor 601 is carried out following operation: indication dispensing device 602 sends measuring amount to the base station, make above-mentioned base station use above-mentioned measuring amount to carry out channel matched or the estimation of channel attenuation, obtain current channel model, then, according to channel attenuation or channel model within above-mentioned current channel model prediction certain period in the future; Carry out from emulation according to channel model or above-mentioned channel attenuation within the period in above-mentioned future, obtain the mobility relevant parameter, determine to measure configuration according to above-mentioned mobility relevant parameter, and feed back above-mentioned measurement configuration to terminal; Receive above-mentioned measurement configuration from above-mentioned base station by receiving system 601, and measure judgement according to above-mentioned measurement configuration and determine whether to satisfy switching condition, if satisfy, then carry out the residential quarter and switch.
This scheme is predicted channel attenuation value in following a period of time according to current measured channel attenuation value; Carrying out fast dynamic emulation according to predicted value accurately determines at a parameter value that the time period handoff algorithms is used.For the user, just reduce handover failure rate like this, improved performance of handoffs.
Alternatively, measure judgement according to above-mentioned measurement configuration and determine whether that the concrete steps that satisfy switching condition can be: carry out coupling and the estimation of channel type according to measuring configuration earlier, obtain the channel type of neighbour cell (i.e. the Target cell that may switch) and current service cell, select the switching-related parameters event of carrying out to judge (judging whether the trigger event that switches, for example the A3 event) according to channel type then.Alternatively, the above-mentioned measurement of above-mentioned foundation configuration is measured judgement and is determined whether that satisfying switching condition comprises: whether measure the difference of signal strength signal intensity that judgement determines neighbour cell and the signal strength signal intensity of current service cell above the threshold value of being scheduled to by above-mentioned measurement configuration, if then determine to satisfy switching condition.Need to prove, above-mentionedly surpass predetermined threshold value and refer to: and surpass predetermined this condition of threshold value in the time period at whole TTT and all satisfy, can determine that at this moment the A3 event has taken place, just can determine to carry out the residential quarter switching.
Further, above-mentioned processor 601 also is used for, if above-mentioned measurement configuration and channel type have incidence relation, selects mobility relevant parameter with the incidence relation that channel type has by the judgement of the channel type of terminal according to measuring configuration.
It should be noted that among the said apparatus embodiment that each included unit is just divided according to function logic, but is not limited to above-mentioned division, as long as can realize corresponding function; In addition, the concrete title of each functional unit also just for the ease of mutual differentiation, is not limited to protection scope of the present invention.
In addition, one of ordinary skill in the art will appreciate that all or part of step that realizes among above-mentioned each method embodiment is to instruct relevant hardware to finish by program, corresponding program can be stored in a kind of computer-readable recording medium, the above-mentioned storage medium of mentioning can be read-only memory, disk or CD etc.
Below only be the preferable embodiment of the present invention; but protection scope of the present invention is not limited thereto; anyly be familiar with those skilled in the art in the technical scope that the embodiment of the invention discloses, the variation that can expect easily or replacement all should be encompassed within protection scope of the present invention.Therefore, protection scope of the present invention should be as the criterion with the protection range of claim.
Claims (10)
1. a mobility performance Enhancement Method is characterized in that, comprising:
Receive the measuring amount of self terminal;
Use described measuring amount to carry out channel matched or channel attenuation and estimate, obtain current channel model, then, according to channel attenuation or the channel model within described current channel model prediction certain period in the future;
Carry out from emulation according to channel model or channel attenuation within the period in described future, obtain the mobility relevant parameter, determine to measure configuration according to described mobility relevant parameter, and send described measurement configuration to described terminal.
2. according to the described method of claim 1, it is characterized in that described measuring amount comprises:
Reference Signal Received Power, reference signal sign indicating number power, Reference Signal Received Quality, reference signal strength indication, multipath intensity and the delay of reference signal, and at least one item in the position coordinates of terminal.
3. according to the described method of claim 1, it is characterized in that the described mobility relevant parameter of described foundation is determined to measure after the configuration, also comprises:
Determine the mobility relevant parameter according to described measurement configuration, and send described mobility relevant parameter to described terminal.
4. a mobility performance Enhancement Method is characterized in that, comprising:
Send measuring amount to the base station, make described base station use described measuring amount to carry out channel matched or the estimation of channel attenuation, obtain current channel model, then, channel attenuation or channel model according within described current channel model prediction certain period in the future carry out from emulation according to channel model or described channel attenuation within the period in described future, obtain the mobility relevant parameter, determine to measure configuration according to described mobility relevant parameter, and feed back described measurement configuration to terminal;
Reception is from the described measurement configuration of described base station, and measures judgement according to described measurement configuration and determine whether to satisfy switching condition, if satisfy, then carries out the residential quarter and switches.
5. according to the described method of claim 4, it is characterized in that described measurement configuration and channel type have incidence relation, terminal is selected mobility relevant parameter with the incidence relation that channel type has by the judgement of the channel type of terminal according to measuring configuration.
6. a mobility performance intensifier is characterized in that, comprising:
Receiving element is used for the measuring amount that reception comes self terminal;
Processing unit, measuring amount that be used for to use described receiving element to receive carry out channel matched or the channel attenuation is estimated, obtains current channel model, then, and according to channel attenuation or the channel model within described current channel model prediction certain period in the future;
Simulation unit is used for carrying out from emulation according to channel model or channel attenuation within the period in described future, obtains the mobility relevant parameter;
Dispensing unit, the described mobility relevant parameter that is used for obtaining according to simulation unit determines to measure configuration;
Transmitting element is used for sending the measurement configuration that dispensing unit is determined to described terminal.
7. according to the described device of claim 6, it is characterized in that,
Described receiving element, the concrete Reference Signal Received Power that is used for receiving self terminal, reference signal sign indicating number power, Reference Signal Received Quality, reference signal strength indication, multipath intensity and the delay of reference signal, and at least one item in the position coordinates of terminal;
Described processing unit, the concrete Reference Signal Received Power that is used for using described receiving element reception, reference signal sign indicating number power, Reference Signal Received Quality, reference signal strength indication, multipath intensity and the delay of reference signal, and in the position coordinates of terminal at least one carries out channel matched and obtains current channel model, then, according to channel attenuation or channel model within current channel model prediction certain period in the future.
8. according to the described device of claim 6, it is characterized in that,
Described processing unit also is used for after described simulation unit is determined to measure configuration, determines the mobility relevant parameter according to described measurement configuration;
Described transmitting element also is used for sending the mobility relevant parameter that described processing unit is determined to described terminal.
9. a mobility performance intensifier is characterized in that, comprising:
Transmitting element, be used for sending measuring amount to the base station, make described base station use described measuring amount to carry out channel matched or the estimation of channel attenuation, obtain current channel model, then, according to channel attenuation or channel model within described current channel model prediction certain period in the future; Carry out from emulation according to channel model or described channel attenuation within the period in described future, obtain the mobility relevant parameter, determine to measure configuration according to described mobility relevant parameter, and feed back described measurement configuration to terminal;
Receiving element is used for receiving the described measurement configuration from described base station;
The switch decision unit, the measurement configuration that is used for receiving according to described receiving element is measured judgement and is determined whether to satisfy switching condition, if satisfy, then carries out the residential quarter and switches.
10. according to the described device of claim 9, it is characterized in that,
Described measurement configuration and channel type have incidence relation, and described switch decision unit also is used for selecting mobility relevant parameter with the incidence relation that channel type has by the judgement of the channel type of terminal according to measuring configuration.
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| CN2012105808434A CN103338468A (en) | 2012-12-27 | 2012-12-27 | Method and device for enhancing mobility performance |
| PCT/CN2013/087315 WO2014101582A1 (en) | 2012-12-27 | 2013-11-18 | Mobility enhancement method and device |
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| CN2012105808434A CN103338468A (en) | 2012-12-27 | 2012-12-27 | Method and device for enhancing mobility performance |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| WO2014101582A1 (en) * | 2012-12-27 | 2014-07-03 | 华为技术有限公司 | Mobility enhancement method and device |
| CN109996274A (en) * | 2017-12-30 | 2019-07-09 | 中国移动通信集团四川有限公司 | Method of adjustment, device, equipment and the medium of LTE cell parameter |
| CN113965291A (en) * | 2020-07-20 | 2022-01-21 | 中兴通讯股份有限公司 | Communication control method, base station, terminal, and storage medium |
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- 2013-11-18 WO PCT/CN2013/087315 patent/WO2014101582A1/en active Application Filing
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| CN101730177A (en) * | 2008-10-30 | 2010-06-09 | 财团法人工业技术研究院 | Adaptive handover device and adaptive handover method for heterogeneous network |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2014101582A1 (en) * | 2012-12-27 | 2014-07-03 | 华为技术有限公司 | Mobility enhancement method and device |
| CN109996274A (en) * | 2017-12-30 | 2019-07-09 | 中国移动通信集团四川有限公司 | Method of adjustment, device, equipment and the medium of LTE cell parameter |
| CN113965291A (en) * | 2020-07-20 | 2022-01-21 | 中兴通讯股份有限公司 | Communication control method, base station, terminal, and storage medium |
| CN113965291B (en) * | 2020-07-20 | 2024-05-17 | 中兴通讯股份有限公司 | Communication control method, base station, terminal and storage medium |
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| WO2014101582A1 (en) | 2014-07-03 |
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