CN109862598A - Residence reselecting, device and computer readable storage medium - Google Patents
Residence reselecting, device and computer readable storage medium Download PDFInfo
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Abstract
The disclosure proposes a kind of residence reselecting, device and computer readable storage medium, is related to wireless communication technology field.A kind of residence reselecting of the disclosure includes: the current reference signal receiving intensity RSRP and current reference signal quality of reception RSRQ for obtaining serving cell；Cell selection reception level is determined according to current RSRP and compared with common frequency measurement startup power thresholding；When cell selection reception level is greater than common frequency measurement startup power thresholding, predetermined policy is based on according to current RSRQ and determines whether to start co-frequency neighbor cell measurement；Serving cell is selected according to cell reselection criterion in the case where determining that starting co-frequency neighbor cell measures and is resident.By such method, the opportunity that RSRP and RSRQ determines cell reselection can be comprehensively considered, improve the accuracy of cell reselection starting opportunity selection.
Description
Technical field
This disclosure relates to wireless communication technology field, especially a kind of residence reselecting, device and computer-readable deposit
Storage media.
Background technique
NB-IoT (Narrow Band Internet of Things, narrowband Internet of Things) R13 standard supports cell selection
Method:
Srxlev> 0 and Squal> 0
Srxlev=Qrxlevmeas-Qrxlevmin-Pcompensation-Qoffsettemp (1)
Squal=Qqualmeas-Qqualmin-Qoffsettemp (2)
Wherein, SrxlevFor cell selection reception level, QrxlevmeasFor the cell RSRP (Reference of terminal measurement
Signal Receiving Power, Reference Signal Received Power) actual value, PcompensationMinimum for cell receives level,
QoffsettempFor level compensation value, SqualQuality, Q are selected for cellqualmeasFor the cell RSRQ (Reference of measurement
Signal Receiving Quality, Reference Signal Received Quality) actual value, QqualminFor minimum cell signal quality value,
QoffsettempFor mass compensated values.
Residence reselecting is as follows:
UE (User Equipment, user terminal) is resident 1s or more in serving cell, can carry out cell reselection；
As serving cell Srxlev> SIntraSearchP, UE can be without common frequency measurement；As serving cell Srxlev>
SNoIntraSearchP, UE can be without different-frequency measure, wherein SIntraSearchPFor common frequency measurement startup power thresholding,
SNoIntraSearchPFor non-common frequency measurement startup power thresholding；
By the S of this cell measured and adjacent cellrxlevThe sequence of R criterion is carried out, selects the maximum cell of R small as servicing
Again it is resident in area:
Rs=Qmeas,s+QHyst-Qoffsettemp (3)
Rn=Qmean,s-Qoffset-Qoffsettemp (4)
Wherein, RsFor the R value of serving cell, Qmeas,sFor serving cell received signal quality measured value, QHystFor cell weight
Choosing is sluggish, RnFor the R value of adjacent cell, Qmean,sFor adjacent cell received signal quality measured value, QoffsetLetter is received for two cells
The difference of number quality requirement.
SIntraSearchPParameter setting be still consistent with LTE (Long Term Evolution, long term evolution), (0~
31) (0dB, 62dB) is represented, but NB-IoT has carried out coverage enhancement, RS transmission power increases, QrxlevminIt is reduced from -140dBm
To -156dBm, lead to outdoor UE serving cell SrxlevGreater than measurement thresholding, although there is stronger adjacent area, terminal is without adjacent small
Region measurement, terminal do not reside in always in most strong cell, lead to cell reselection too late, and then influence business experience.
Summary of the invention
Inventors have found that passing through extension measurement thresholding S in the related technologyintrasearchPTo (0~63), represent (0dB,
126dB), can solve the problems, such as outdoor cell edge termination adjacent cell measurement too late, but improve thresholding will lead to cell it is close in
Point indoor terminal carries out unnecessary measurement too early, improves power consumption.
One purpose of the disclosure is to improve the accuracy on cell reselection starting opportunity.
According to one aspect of the disclosure, a kind of residence reselecting is proposed, comprising: obtain the current RSRP of serving cell
With current RSRQ；Cell selection reception level is determined according to current RSRP and compared with common frequency measurement startup power thresholding；When small
When area's selection receives level greater than common frequency measurement startup power thresholding, predetermined policy is based on according to current RSRQ and determines whether to start
Co-frequency neighbor cell measurement；In the case where determining that starting co-frequency neighbor cell measures, serving cell is selected according to cell reselection criterion
And it is resident.
Optionally, predetermined policy include: according to current RSRQ determine cell select quality, when cell selection quality be less than etc.
When common frequency measurement starts quality threshold, the measurement of starting co-frequency neighbor cell.
Optionally, predetermined policy includes: to be compared current RSRQ with the Initial R SRQ of serving cell, wherein initial
RSRQ is the RSRQ of serving cell when terminal switches to serving cell；If current RSRQ reaches predetermined difference value lower than Initial R SRQ,
Then start co-frequency neighbor cell measurement.
Optionally, common frequency measurement starting quality threshold includes the common frequency measurement startup power thresholding of quiescent terminal and moves eventually
The common frequency measurement startup power thresholding at end；Corresponding common frequency measurement startup power thresholding is selected according to the motion state of terminal.
Optionally, further includes: when cell selection reception level is less than or equal to common frequency measurement startup power thresholding, starting is same
Frequency adjacent district measurement.
By such method, the opportunity that RSRP and RSRQ determines cell reselection can be comprehensively considered, overcome due to base
The problem of cell reselection caused by coverage enhancement stand too late also avoids the nearly midpoint indoor terminal mistake of cell caused by improving thresholding
It is early to carry out the problem of unnecessary measurement improves power consumption, improve the accuracy of cell reselection starting opportunity selection.
According to another aspect of the disclosure, a kind of cell reselection device is proposed, comprising: data capture unit is configured
For the current RSRP and current RSRQ for obtaining serving cell；Cell reselection judging unit is configured as being determined according to current RSRP
Cell selection reception level and compared with common frequency measurement startup power thresholding；When cell selection reception level is opened greater than common frequency measurement
When dynamic power threshold, predetermined policy is based on according to current RSRQ and determines whether to start co-frequency neighbor cell measurement；Cell reselection unit,
It is configured as selecting serving cell in the case where determining that starting co-frequency neighbor cell is measured according to cell reselection criterion and being resident.
Optionally, predetermined policy include: according to current RSRQ determine cell select quality, when cell selection quality be less than etc.
When common frequency measurement starts quality threshold, the measurement of starting co-frequency neighbor cell.
Optionally, predetermined policy includes: to be compared current RSRQ with the Initial R SRQ of serving cell, wherein initial
RSRQ is the RSRQ of serving cell when terminal switches to serving cell；If current RSRQ reaches predetermined difference value lower than Initial R SRQ,
Then start co-frequency neighbor cell measurement.
Optionally, common frequency measurement startup power thresholding includes the common frequency measurement startup power thresholding of quiescent terminal and moves eventually
The common frequency measurement startup power thresholding at end；Cell reselection judging unit is additionally configured to select to correspond to according to the motion state of terminal
Common frequency measurement startup power thresholding.
Optionally, cell reselection judging unit is additionally configured to open when cell selection reception level less than or equal to common frequency measurement
When dynamic power threshold, the measurement of starting co-frequency neighbor cell.
According to the another aspect of the disclosure, a kind of cell reselection device is proposed, comprising: memory；And it is coupled to and deposits
The processor of reservoir, processor are configured as any one cell being mentioned above based on the instruction execution for being stored in memory
Reselecting method.
Such cell reselection device can comprehensively consider the opportunity that RSRP and RSRQ determines cell reselection, overcome due to
Cell reselection caused by the coverage enhancement of base station too late the problem of, also avoid improve thresholding caused by the nearly midpoint indoor terminal of cell
The problem of unnecessary measurement improves power consumption is carried out too early, improves the accuracy of cell reselection starting opportunity selection.
According to another aspect of the disclosure, a kind of computer readable storage medium is proposed, be stored thereon with computer journey
Sequence instruction, realizes any one residence reselecting being mentioned above when which is executed by processor.
Such computer readable storage medium can comprehensively consider RSRP and RSRQ and determine by executing instruction thereon
The opportunity of cell reselection, the problem of overcoming the cell reselection as caused by the coverage enhancement of base station too late, also avoid improving door
The nearly midpoint indoor terminal of cell caused by limiting carries out the problem of unnecessary measurement improves power consumption too early, improves cell reselection and opens
The accuracy of dynamic opportunity selection.
Detailed description of the invention
Attached drawing described herein is used to provide further understanding of the disclosure, constitutes a part of this disclosure, this public affairs
The illustrative embodiments and their description opened do not constitute the improper restriction to the disclosure for explaining the disclosure.In the accompanying drawings:
Fig. 1 is the flow chart of one embodiment of the residence reselecting of the disclosure.
Fig. 2A is the flow chart of one embodiment of predetermined policy in the residence reselecting of the disclosure.
Fig. 2 B is the flow chart of another embodiment of predetermined policy in the residence reselecting of the disclosure.
Fig. 3 is indoor and outdoor RSRP, RSRQ situation of change schematic diagram.
Fig. 4 is the flow chart of another embodiment of the residence reselecting of the disclosure.
Fig. 5 is the schematic diagram of one embodiment of the cell reselection device of the disclosure.
Fig. 6 is the schematic diagram of another embodiment of the cell reselection device of the disclosure.
Fig. 7 is the schematic diagram of another embodiment of the cell reselection device of the disclosure.
Specific embodiment
Below by drawings and examples, the technical solution of the disclosure is described in further detail.
The flow chart of one embodiment of the residence reselecting of the disclosure is as shown in Figure 1.
In a step 101, the current RSRP and current RSRQ of serving cell are obtained.In one embodiment, terminal
It can carry out real-time measurement and obtain the current RSRP and current RSRQ of serving cell.
In a step 102, cell selection reception level S is determined according to current RSRPrxlev.It in one embodiment, can be with
Cell selection reception level S is determined using method shown in formula 1rxlev。
In step 103, by cell selection reception level and common frequency measurement startup power thresholding SIntraSearchPCompare.If
Cell selection reception level is greater than common frequency measurement startup power thresholding, thens follow the steps 104.In one embodiment, if cell
Selection receives level and is not more than common frequency measurement startup power thresholding, then starts co-frequency neighbor cell measurement.
At step 104, the measurement of starting co-frequency neighbor cell is determined based on predetermined policy according to current RSRQ.Predetermined policy can
To include being compared current RSRQ with predetermined value, or compare again with predetermined value after current RSRQ is carried out arrangement operation
Compared with, it is determined whether the measurement of starting co-frequency neighbor cell.
In step 105, it if determining the measurement of starting co-frequency neighbor cell at step 104, is selected according to cell reselection criterion
It selects serving cell and is resident.In one embodiment, the RSRP that this cell and adjacent area can be measured, the S that will be measuredrxlevBy R
Criterion sequence, selects the maximum cell of R as serving cell and is resident again.
By such method, the opportunity that RSRP and RSRQ determines cell reselection can be comprehensively considered, overcome due to base
The problem of cell reselection caused by coverage enhancement stand too late also avoids the nearly midpoint indoor terminal mistake of cell caused by improving thresholding
It is early to carry out the problem of unnecessary measurement improves power consumption, improve the accuracy of cell reselection starting opportunity selection.
The flow chart of one embodiment of predetermined policy is as shown in Figure 2 A in the residence reselecting of the disclosure.
In step 201, determine that cell selects quality S according to current RSRQqual.In one embodiment, it can use
Method shown in formula 2 determines that cell selects quality Squal。
In step 202, cell is selected into quality SqualStart quality threshold S with common frequency measurementIntraSearchQIt compares,
If cell selects quality SqualStart quality threshold S less than or equal to common frequency measurementIntraSearchQ, then follow the steps 203；If cell
Select quality SqualStart quality threshold S greater than common frequency measurementIntraSearchQ, then follow the steps 204.
In step 203, starting co-frequency neighbor cell measurement selects serving cell according to cell reselection criterion and is resident.
In step 204, co-frequency neighbor cell measurement is not started.
By such method, RSRQ measurement can be carried out using the measuring criterion of similar conventional mobile network.Due to such as
Shown in Fig. 3, adjacent area interferes the influence for comparing RSRP to the influence of RSRQ more obvious, therefore, RSRQ is included in cell reselection and is opened
Dynamic consideration range can interference to adjacent area it is more sensitive, can be touched by the deterioration of RSRQ in the preferable situation of RSRP situation
Cell reselection is sent out, the accuracy of cell reselection starting opportunity selection is improved.
The flow chart of another embodiment of predetermined policy is as shown in Figure 2 B in the residence reselecting of the disclosure.
In step 211, the Initial R SRQ of serving cell is obtained.In one embodiment, when terminal switches serving cell
When, the RSRQ for obtaining the serving cell is stored as Initial R SRQ.
In the step 212, current RSRQ is compared with the Initial R SRQ of serving cell, if current RSRQ is lower than service
The Initial R SRQ of cell reaches predetermined difference value, thens follow the steps 213；If current RSRQ does not reach lower than the Initial R SRQ of serving cell
To predetermined difference value, 214 are thened follow the steps.For example, predetermined difference value is XdB, X is positive number.As the current RSRQ >=XdB of initial RSRQ-
When, execute step 213；It is no to then follow the steps 214.
In step 213, starting co-frequency neighbor cell measurement selects serving cell according to cell reselection criterion and is resident.
In step 214, co-frequency neighbor cell measurement is not started.
Such method is suitable for RSRP higher, and the lower scene of RSRQ is interfered if outdoor cover level is relatively strong
Greatly, signal quality is lower (penetrating indoor purpose to reach, covering is crossed in outdoor section region, and interference is big, RSRQ decline).It is logical
It crosses and the relative threshold is set, can adapt to the actual conditions of each cell, perceive the situation of change of serving cell signal, quickly
Starting measurement, as early as possible gravity treatment to optimum subdistrict.
In one embodiment, due to as shown in figure 3, terminal under static, motion conditions, the variation feelings of RSRP and RSRQ
Condition is not identical；Terminal is easier to switch between the coverage area of different community in the case where terminal movement, therefore can be with
For the terminal of different motion state, different common frequency measurement startup power thresholdings is set so that motion terminals be easier to carry out it is small
Area's gravity treatment improves the accuracy of cell reselection starting opportunity selection.
In another embodiment, different common frequency measurements can also be configured for the terminal of different motion state start quality
The predetermined difference value of thresholding or different current RSRQ lower than the Initial R SRQ of serving cell, so as to further directed to difference
The terminal of motion state is treated with a certain discrimination, and the accuracy of cell reselection starting opportunity selection is improved.
The flow chart of another embodiment of the residence reselecting of the disclosure is as shown in Figure 4.
In step 401, the current RSRP and current RSRQ of serving cell are obtained.
In step 402, cell selection reception level S is determined according to current RSRPrxlev。
In step 403, the motion state of terminal is determined.It in one embodiment, can be true by method of locating terminal
Determine the motion state of terminal；In another embodiment, the element of terminal inner measuring terminals motion state can also be utilized (such as
Gyroscope) measuring terminals motion state.
In step 404, corresponding common frequency measurement startup power thresholding is selected according to the motion state of terminal.In a reality
It applies in example, it is static, the corresponding common frequency measurement startup power thresholding of movement terminal is different.In another embodiment, for fortune
Different common frequency measurement startup power thresholdings can be arranged according to the rate that terminal moves in dynamic terminal.In yet another embodiment,
Different common frequency measurement startup power doors can be set according to the influence of ambient enviroment (such as blocking, flow of the people) or signal fluctuation
Limit.
In step 405, by cell selection reception level compared with the common frequency measurement startup power thresholding determined.If cell
Selection receives level and is greater than common frequency measurement startup power thresholding, thens follow the steps 407；If cell selection reception level is no more than same
Frequency measurement startup power thresholding, thens follow the steps 406.
In a step 406, starting co-frequency neighbor cell measurement selects serving cell according to cell reselection criterion and is resident.
In step 407, predetermined policy is based on according to current RSRQ to determine whether to start co-frequency neighbor cell measurement.At one
In embodiment, predetermined policy can be above (such as Fig. 2) any one predetermined policy.
In a step 408, it in the case where determining that starting co-frequency neighbor cell measures, selects to service according to cell reselection criterion
Cell is simultaneously resident.
By such method, can increase on the basis of judging whether that starting co-frequency neighbor cell measures according to RSRP
Judgement to RSRQ, while the varying environment being in for different motion state, the terminal of terminal is provided with different threshold values,
To further improve the accuracy and adaptive ability of cell reselection starting opportunity selection.
The schematic diagram of one embodiment of the cell reselection device of the disclosure is as shown in Figure 5.Data capture unit 501 can
Obtain the current RSRP and current RSRQ of serving cell.In one embodiment, terminal can carry out real-time measurement and obtain
The current RSRP and current RSRQ of the serving cell of terminal.
Cell reselection judging unit 502 can determine cell selection reception level S according to current RSRPrxlev, and by cell
Selection receives level and common frequency measurement startup power thresholding SIntraSearchPCompare, is surveyed if cell selection reception level is greater than with frequency
Startup power thresholding is measured, then the measurement of starting co-frequency neighbor cell is determined based on predetermined policy according to current RSRQ.In one embodiment
In, predetermined policy may include current RSRQ is compared with predetermined value, or by current RSRQ carry out after arrangement operation again with
Predetermined value is compared, it is determined whether the measurement of starting co-frequency neighbor cell.In one embodiment, cell reselection judging unit 502
It can be using above as the predetermined policy in Fig. 2A, 2B illustrated embodiment carries out co-frequency neighbor cell measurement starting judgement.
Cell reselection unit 503 can determine the case where starting co-frequency neighbor cell measures in cell reselection judging unit 502
Under, serving cell is selected according to cell reselection criterion and is resident.In one embodiment, this cell and adjacent area can be measured
RSRP, the S that will be measuredrxlevIt sorts by R criterion, selects the maximum cell of R as serving cell and be resident again.
Such cell reselection device can comprehensively consider the opportunity that RSRP and RSRQ determines cell reselection, overcome due to
Cell reselection caused by the coverage enhancement of base station too late the problem of, also avoid improve thresholding caused by the nearly midpoint indoor terminal of cell
The problem of unnecessary measurement improves power consumption is carried out too early, improves the accuracy of cell reselection starting opportunity selection.
In one embodiment, cell reselection judging unit 502 is judging cell selection reception level less than or equal to frequency
The measurement of starting co-frequency neighbor cell is determined when measuring startup power thresholding, so as to reach the feelings of cell reselection requirement in RSRP
Simplification judges process under condition, realizes the timely switching of serving cell.
In one embodiment, cell reselection judging unit 502 can it is static according to terminal or movement state selection not
Same common frequency measurement startup power thresholding improves cell reselection and opens so that cell reselection meets the requirement of motion state of terminal
The accuracy of dynamic opportunity selection.In another embodiment, cell reselection judging unit 502 can also be different motion state
It is pre- lower than the Initial R SRQ of serving cell that terminal selects different common frequency measurements to start quality threshold or different current RSRQ
Difference is determined, so as to be treated with a certain discrimination further directed to the terminal of different motion state, when improving cell reselection starting
The accuracy and adaptive ability of machine selection.
The structural schematic diagram of one embodiment of disclosure cell reselection device is as shown in Figure 6.Cell reselection device includes
Memory 610 and processor 620.Wherein: memory 610 can be disk, flash memory or other any non-volatile memory mediums.
Memory is used to store the instruction in the above corresponding embodiment of residence reselecting.Processor 620 is coupled to memory
610, it can be used as one or more integrated circuits to implement, such as microprocessor or microcontroller.The processor 620 is for holding
The instruction stored in line storage can be realized the accuracy for improving cell reselection starting opportunity selection.
It in one embodiment, can be as shown in fig. 7, cell reselection device 700 includes memory 710 and processor
720.Processor 720 is coupled to memory 710 by BUS bus 730.The cell reselection device 700 can also be connect by storage
Mouthfuls 740 are connected to external memory 750 to call external data, can also be connected to by network interface 760 network or
The other computer system (not shown) of person.It no longer describes in detail herein.
In this embodiment, it is instructed by memory stores data, then above-metioned instruction is handled by processor, can be realized
Improve the accuracy of cell reselection starting opportunity selection.
In another embodiment, a kind of computer readable storage medium, is stored thereon with computer program instructions, this refers to
The step of enabling the method realized in residence reselecting corresponding embodiment when being executed by processor.Those skilled in the art answer
Understand, embodiment of the disclosure can provide as method, apparatus or computer program product.Therefore, the disclosure can be used completely hard
The form of part embodiment, complete software embodiment or embodiment combining software and hardware aspects.Moreover, the disclosure can be used
The computer that one or more wherein includes computer usable program code can be with non-transient storage medium (including but not
Be limited to magnetic disk storage, CD-ROM, optical memory etc.) on the form of computer program product implemented.
The disclosure is reference according to the method for the embodiment of the present disclosure, the flow chart of equipment (system) and computer program product
And/or block diagram describes.It should be understood that each process in flowchart and/or the block diagram can be realized by computer program instructions
And/or the combination of the process and/or box in box and flowchart and/or the block diagram.It can provide these computer programs to refer to
Enable the processor of general purpose computer, special purpose computer, Embedded Processor or other programmable data processing devices to generate
One machine so that by the instruction that the processor of computer or other programmable data processing devices executes generate for realizing
The device for the function of being specified in one or more flows of the flowchart and/or one or more blocks of the block diagram.
These computer program instructions, which may also be stored in, is able to guide computer or other programmable data processing devices with spy
Determine in the computer-readable memory that mode works, so that it includes referring to that instruction stored in the computer readable memory, which generates,
Enable the manufacture of device, the command device realize in one box of one or more flows of the flowchart and/or block diagram or
The function of being specified in multiple boxes.
These computer program instructions also can be loaded onto a computer or other programmable data processing device, so that counting
Series of operation steps are executed on calculation machine or other programmable devices to generate computer implemented processing, thus in computer or
The instruction executed on other programmable devices is provided for realizing in one or more flows of the flowchart and/or block diagram one
The step of function of being specified in a box or multiple boxes.
So far, the disclosure is described in detail.In order to avoid covering the design of the disclosure, it is public that this field institute is not described
The some details known.Those skilled in the art as described above, completely it can be appreciated how implementing technology disclosed herein
Scheme.
Disclosed method and device may be achieved in many ways.For example, can by software, hardware, firmware or
Person's software, hardware, firmware any combination realize disclosed method and device.The step of for the method it is above-mentioned
Sequence is merely to be illustrated, and the step of disclosed method is not limited to sequence described in detail above, unless with other sides
Formula illustrates.In addition, in some embodiments, the disclosure can be also embodied as recording program in the recording medium, these
Program includes for realizing according to the machine readable instructions of disclosed method.Thus, the disclosure also covers storage for executing
According to the recording medium of the program of disclosed method.
Finally it should be noted that: above embodiments are only to illustrate the technical solution of the disclosure rather than its limitations；To the greatest extent
Pipe is described in detail the disclosure referring to preferred embodiment, it should be understood by those ordinary skilled in the art that: still
It can modify to the specific embodiment of the disclosure or some technical features can be equivalently replaced；Without departing from this public affairs
The spirit of technical solution is opened, should all be covered in the claimed technical proposal scope of the disclosure.
Claims (12)
1. a kind of residence reselecting, comprising:
Obtain the current reference signal receiving intensity RSRP and current reference signal quality of reception RSRQ of serving cell；
Cell selection reception level is determined according to the current RSRP and compared with common frequency measurement startup power thresholding；
When the cell selection reception level is greater than common frequency measurement startup power thresholding, it is based on according to the current RSRQ predetermined
Strategy determines whether to start co-frequency neighbor cell measurement；
In the case where determining that starting co-frequency neighbor cell measures, serving cell is selected according to cell reselection criterion and is resident.
2. according to the method described in claim 1, wherein, the predetermined policy includes:
Determine that cell selects quality according to the current RSRQ；
When cell selection quality is less than or equal to common frequency measurement starting quality threshold, the measurement of starting co-frequency neighbor cell.
3. according to the method described in claim 1, wherein, the predetermined policy includes:
The current RSRQ is compared with the Initial R SRQ of the serving cell, wherein the Initial R SRQ cuts for terminal
Shift to the RSRQ of the serving cell when serving cell；
If the current RSRQ reaches predetermined difference value lower than the Initial R SRQ, start co-frequency neighbor cell measurement.
4. according to the method described in claim 2, wherein,
The common frequency measurement startup power thresholding include quiescent terminal common frequency measurement startup power thresholding and motion terminals it is same
Frequency measurement startup power thresholding；
The corresponding common frequency measurement startup power thresholding is selected according to the motion state of the terminal.
5. according to the method described in claim 1, further include:
When the cell selection reception level is less than or equal to the common frequency measurement startup power thresholding, starting co-frequency neighbor cell is surveyed
Amount.
6. a kind of cell reselection device, comprising:
Data capture unit is configured as obtaining the current reference signal receiving intensity RSRP and current reference signal of serving cell
Quality of reception RSRQ；
Cell reselection judging unit is configured as determining cell selection reception level and and common frequency measurement according to the current RSRP
Startup power thresholding compares, and when the cell selection reception level is greater than common frequency measurement startup power thresholding, is worked as according to described
Preceding RSRQ is based on predetermined policy and determines whether to start co-frequency neighbor cell measurement；
Cell reselection unit is configured as being selected in the case where determining that starting co-frequency neighbor cell is measured according to cell reselection criterion
It selects serving cell and is resident.
7. device according to claim 6, wherein the predetermined policy includes:
Determine that cell selects quality according to the current RSRQ,
When cell selection quality is less than or equal to common frequency measurement starting quality threshold, the measurement of starting co-frequency neighbor cell.
8. device according to claim 6, wherein the predetermined policy includes:
The current RSRQ is compared with the Initial R SRQ of the serving cell, wherein the Initial R SRQ cuts for terminal
Shift to the RSRQ of the serving cell when serving cell；
If the current RSRQ reaches predetermined difference value lower than the Initial R SRQ, start co-frequency neighbor cell measurement.
9. device according to claim 7, wherein
The common frequency measurement startup power thresholding include quiescent terminal common frequency measurement startup power thresholding and motion terminals it is same
Frequency measurement startup power thresholding；
The cell reselection judging unit is additionally configured to be selected according to the motion state of the terminal corresponding described with frequency survey
Amount starting quality threshold.
10. device according to claim 6, wherein the cell reselection judging unit is additionally configured to when the cell
When selection receives level less than or equal to the common frequency measurement startup power thresholding, the measurement of starting co-frequency neighbor cell.
11. a kind of cell reselection device, comprising:
Memory；And
It is coupled to the processor of the memory, the processor is configured to based on the instruction execution for being stored in the memory
Such as method described in any one of claim 1 to 5.
12. a kind of computer readable storage medium, is stored thereon with computer program instructions, real when which is executed by processor
Method described in existing claim 1 to 5 any one.
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| CN113423126A (en) * | 2021-06-04 | 2021-09-21 | 广州粒子微电子有限公司 | Narrow-band Internet of things terminal cell reselection method and narrow-band Internet of things terminal |
| CN114258110A (en) * | 2020-09-22 | 2022-03-29 | 紫光展锐(重庆)科技有限公司 | Control method and device for triggering reconstruction, storage medium and terminal |
| CN114651479A (en) * | 2020-10-14 | 2022-06-21 | 北京小米移动软件有限公司 | Method, device, communication equipment and storage medium for accessing cell |
| CN116744386A (en) * | 2023-08-11 | 2023-09-12 | 上海移芯通信科技股份有限公司 | Method, device and medium for rapidly switching cells by Internet of things terminal |
| WO2023226342A1 (en) * | 2022-05-24 | 2023-11-30 | 上海移远通信技术股份有限公司 | Cell reselection method and apparatus, and electronic device and storage medium |
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