CN109729558A - Residence reselecting, system and terminal in multifrequency networking - Google Patents
Residence reselecting, system and terminal in multifrequency networking Download PDFInfo
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- CN109729558A CN109729558A CN201711018616.1A CN201711018616A CN109729558A CN 109729558 A CN109729558 A CN 109729558A CN 201711018616 A CN201711018616 A CN 201711018616A CN 109729558 A CN109729558 A CN 109729558A
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Abstract
The invention discloses residence reselecting, system and the terminals in a kind of multifrequency networking, are related to wireless communication field.This method includes that terminal receives low frequency point serving threshold between multipair different frequency priority cell, and carries out cell reselection according to the low frequency point serving threshold between multipair different frequency priority cell.The disclosure can in multifrequency networking scene flexible configuration reselection strategies, achieve the purpose that business be layered, improve network performance.
Description
Technical field
This disclosure relates to residence reselecting, system and end in wireless communication field more particularly to a kind of multifrequency networking
End.
Background technique
Multifrequency mixed networking is the normality in carrier network from now on, according to the bandwidth of network and covering continuity, each
Frequency point can define its priority.
In the prior art, when high priority frequency point to low priority frequency point gravity treatment, this cell Srxlev (Cell is needed
Selection RX level value, cell selection receive level value) it is lower than Threshold_Serving, (service carries lowp
Frequency Low threshold) and adjacent cell be higher than Threshold_lowp (low priority frequency threshold), the Threshold_ of this cell at present
Serving, lowp can only configure 1, can not be directed to the different thresholding of different frequency configurations.
In network design, the characteristic of each frequency range is different (such as the band bandwidth having, some frequency range coverings are higher), because
This will there are three frequency ranges for the characteristic design carrying strategy of each frequency range, such as in certain network, are f1, f2, f3, frequency respectively
F1>f2>f3 in rate, f1<f2<f3 makes full use of network capacity, frequency re-selections priority to guarantee user rate in bandwidth
F1 > f2 > f3, when planned network carrying is tactful, it is desirable to which, to f2 gravity treatment when f1 is lower than -105dBm, f1 is lower than heavy to f3 when -110dBm
Choosing, but due in the prior art, for only one thresholding (Threshold_Serving, lowp) of serving cell, Wu Fashi
Existing flexible configuration, influences network performance.
Summary of the invention
The disclosure technical problem to be solved is to provide residence reselecting, system and end in a kind of multifrequency networking
End, can be improved network performance.
On the one hand according to the disclosure, propose the residence reselecting in a kind of multifrequency networking, comprising: terminal receive it is multipair not
Low frequency point serving threshold between same frequency priority cell；Terminal takes according to the low frequency point between multipair different frequency priority cell
Threshold value of being engaged in carries out cell reselection.
Optionally, terminal carries out cell reselection packet according to the low frequency point serving threshold between multipair different frequency priority cell
It includes: if the cell selection of current frequency cell receives level value Srxlev and is less than current frequency cell and second frequency minizone
Low frequency point serving threshold, and the Srxlev of second frequency cell is greater than low priority frequency threshold, terminal is from current frequency cell
It is switched to second frequency cell.
Optionally, it includes: that terminal passes through that terminal, which receives the low frequency point serving threshold between multipair different frequency priority cell,
System information block SIB5 receives the low frequency point serving threshold between the multipair different frequency priority cell that base station is sent.
Optionally, it includes: that terminal passes through that terminal, which receives the low frequency point serving threshold between multipair different frequency priority cell,
SIB3 receives the service carrier frequency Low threshold that base station is sent, and receives the multipair different frequency priority cell that base station is sent by SIB5
Between frequency offseting value；It is more according to the frequency offseting value determination between service carrier frequency Low threshold and multipair different frequency priority cell
Between the low frequency point serving threshold different frequency priority cell.
According to another aspect of the present disclosure, it is also proposed that a kind of terminal, comprising: frequency threshold receiving unit is more for receiving
Between the low frequency point serving threshold different frequency priority cell；Cell reselection unit, for preferential according to multipair different frequency
The low frequency point serving threshold of grade minizone carries out cell reselection.
Optionally, work as if cell reselection unit is less than for the cell selection reception level value Srxlev of current frequency cell
The low frequency point serving threshold of preceding frequency cells and second frequency minizone, and the Srxlev of second frequency cell is greater than low priority
Frequency threshold is then switched to second frequency cell from current frequency cell.
Optionally, frequency threshold receiving unit is used to receive the multipair different frequencies that base station is sent by system information block SIB5
Low frequency point serving threshold between rate priority cell.
Optionally, frequency threshold receiving unit is used to receive the service carrier frequency Low threshold that base station is sent by SIB3, passes through
SIB5 receives the frequency offseting value between the multipair different frequency priority cell that base station is sent, according to service carrier frequency Low threshold and more
Low frequency point determining multipair different frequency priority cell to the frequency offseting value different frequency priority cell services threshold
Value.
According to another aspect of the present disclosure, it is also proposed that the cell reselection system in a kind of multifrequency networking, including base station and upper
The terminal stated；Wherein, base station is used to send the low frequency point serving threshold between multipair different frequency priority cell to terminal, so as to
Terminal carries out cell reselection according to the low frequency point serving threshold between multipair different frequency priority cell.
According to another aspect of the present disclosure, it is also proposed that a kind of terminal, comprising: memory；And it is coupled to the place of memory
Device is managed, processor is configured as the method for example above-mentioned based on the instruction execution for being stored in memory.
According to another aspect of the present disclosure, it is also proposed that a kind of computer readable storage medium is stored thereon with computer journey
The step of sequence instruction, which realizes above-mentioned method when being executed by processor.
Disclosure terminal receives the low frequency point serving threshold between multipair different frequency priority cell, and according to multipair difference
The low frequency point serving threshold of frequency priority minizone carries out cell reselection, being capable of the flexible configuration gravity treatment in multifrequency networking scene
Strategy achievees the purpose that business is layered, improves network performance.
By the detailed description referring to the drawings to the exemplary embodiment of the disclosure, the other feature of the disclosure and its
Advantage will become apparent.
Detailed description of the invention
The attached drawing for constituting part of specification describes embodiment of the disclosure, and together with the description for solving
Release the principle of the disclosure.
The disclosure can be more clearly understood according to following detailed description referring to attached drawing, in which:
Fig. 1 is the flow diagram of one embodiment of the residence reselecting in the networking of disclosure multifrequency.
Fig. 2 is the flow diagram of another embodiment of the residence reselecting in the networking of disclosure multifrequency.
Fig. 3 is the flow diagram of the further embodiment of the residence reselecting in the networking of disclosure multifrequency.
Fig. 4 is the structural schematic diagram of one embodiment of disclosure terminal.
Fig. 5 is the structural schematic diagram of one embodiment of the cell reselection system in the networking of disclosure multifrequency.
Fig. 6 is the structural schematic diagram of another embodiment of disclosure terminal.
Fig. 7 is the structural schematic diagram of the further embodiment of disclosure terminal.
Specific embodiment
The various exemplary embodiments of the disclosure are described in detail now with reference to attached drawing.It should also be noted that unless in addition having
Body explanation, the unlimited system of component and the positioned opposite of step, numerical expression and the numerical value otherwise illustrated in these embodiments is originally
Scope of disclosure.
Simultaneously, it should be appreciated that for ease of description, the size of various pieces shown in attached drawing is not according to reality
Proportionate relationship draw.
Be to the description only actually of at least one exemplary embodiment below it is illustrative, never as to the disclosure
And its application or any restrictions used.
Technology, method and apparatus known to person of ordinary skill in the relevant may be not discussed in detail, but suitable
In the case of, the technology, method and apparatus should be considered as authorizing part of specification.
It is shown here and discuss all examples in, any occurrence should be construed as merely illustratively, without
It is as limitation.Therefore, the other examples of exemplary embodiment can have different values.
It should also be noted that similar label and letter indicate similar terms in following attached drawing, therefore, once a certain Xiang Yi
It is defined in a attached drawing, then in subsequent attached drawing does not need that it is further discussed.
For the purposes, technical schemes and advantages of the disclosure are more clearly understood, below in conjunction with specific embodiment, and reference
The disclosure is further described in attached drawing.
Fig. 1 is the flow diagram of one embodiment of the residence reselecting in the networking of disclosure multifrequency.
In step 110, terminal receives the low frequency point serving threshold (Threshold_ between multipair different frequency priority cell
Serving, lowp_fi-fj), wherein fi is the frequency of this cell, and fj is the frequency of adjacent cell, i.e., uses for each pair of frequency
Corresponding Threshold_Serving, low.
In step 120, terminal carries out cell weight according to the low frequency point serving threshold between multipair different frequency priority cell
Choosing.For example, if the Srxlev of current frequency cell is less than the low frequency point clothes between current frequency cell f1 and second frequency cell f2
It is engaged in threshold value (Threshold_Serving, lowp_f1-f2), and the Srxlev of second frequency cell f2 is greater than low priority frequency
Threshold value (Threshold_lowp), then terminal is switched to second frequency cell f2 from current frequency cell f1.
In this embodiment, terminal receives the low frequency point serving threshold between multipair different frequency priority cell, and according to
Low frequency point serving threshold between multipair different frequency priority cell carries out cell reselection, can be in multifrequency networking scene flexibly
Reselection strategies are configured, achievees the purpose that business is layered, improves network performance.
Fig. 2 is the flow diagram of another embodiment of the residence reselecting in the networking of disclosure multifrequency.
In step 220, base station sends the low frequency between multipair different frequency priority cell by SIB (system information block) 5
Point serving threshold, i.e. base station send Threshold_Serving, lowp_fi-fj for each pair of frequency by SIB5, wherein
Threshold_Serving, lowp_fi-fj are the parameter of whole new definition, unit 2dB, in SIB5
InterFreqCarrierFreqInfo is sent.
Corresponding information IE (information element, information are read after terminal receives SIB5 in step 220
Member), that is, read low frequency point the serving threshold Threshold_Serving, lowp_fi- between multipair different frequency priority cell
fj。
In step 230, if the Srxlev of current frequency cell is less than Threshold_Serving, lowp_fi-fj, and the
The Srxlev of two frequency cells is greater than Threshold_lowp, and terminal is switched to second frequency cell from current frequency cell.
In the embodiment, terminal when gravity treatment, does not use Threshold_ in the frequency of different frequency priority
Serving, lowp, therefore base station will not retransmit Threshold_Serving, lowp in SIB3, but use
Threshold_Serving, lowp_fi-fj propose corresponding Threshold_Serving, low for each pair of frequency, should
Embodiment can flexibly control gravity treatment thresholding, reduce terminal power consumption, realize effective layering of network, realize effectively dividing for business
Stream.
Fig. 3 is the flow diagram of the further embodiment of the residence reselecting in the networking of disclosure multifrequency.
In step 310, base station sends service carrier frequency Low threshold Threshold_Serving, lowp by SIB3.
In step 320, base station sends the frequency offseting value between multipair different frequency priority cell, i.e. base station by SIB5
A deviant offset_fi-fj is introduced for each pair of frequency by SIB5, wherein offset_fi-fj is whole new definition
Parameter, unit 2dB, the InterFreqCarrierFreqInfo in SIB5 are sent.
In step 330, after terminal receives SIB3 and SIB5, read corresponding Threshold_Serving, lowp and
Offset_fi-fj determines Threshold_Serving, lowp_fi-fj.
In step 340, if the Srxlev of current frequency cell is lower than Threshold_Serving, lowp+offset_f1-
F2 and the Srxlev of second frequency cell are higher than Threshold_lowp, and it is small that terminal from current frequency cell is switched to second frequency
Area.
In this embodiment, terminal when gravity treatment, still uses Threshold_ in the frequency of different frequency priority
Serving, lowp introduce a deviant, i.e. offset_fi-fj, due to proposing phase for each pair of frequency for each pair of frequency
Therefore Threshold_Serving, the low answered can flexibly control gravity treatment thresholding, reduce terminal power consumption, that realizes network has
Effect layering, realizes effective shunting of business.
Fig. 4 is the structural schematic diagram of one embodiment of disclosure terminal.The terminal includes frequency threshold receiving unit 410
With cell reselection unit 420, in which:
Frequency threshold receiving unit 410 is used to receive the low frequency point serving threshold between multipair different frequency priority cell
(Threshold_Serving, lowp_fi-fj), wherein fi is the frequency of this cell, and fj is the frequency of adjacent cell, i.e., for every
Corresponding Threshold_Serving, low are used to frequency.
Cell reselection unit 420 is used to be carried out according to the low frequency point serving threshold between multipair different frequency priority cell small
Area's gravity treatment.For example, if the Srxlev of current frequency cell is less than the low frequency between current frequency cell f1 and second frequency cell f2
Point serving threshold (Threshold_Serving, lowp_f1-f2), and the Srxlev of second frequency cell f2 is greater than low priority
Frequency threshold (Threshold_lowp), then terminal is switched to second frequency cell f2 from current frequency cell f1.
In this embodiment, terminal receives the low frequency point serving threshold between multipair different frequency priority cell, and according to
Low frequency point serving threshold between multipair different frequency priority cell carries out cell reselection, can be in multifrequency networking scene flexibly
Reselection strategies are configured, achievees the purpose that business is layered, improves network performance.
In another embodiment of the disclosure, frequency threshold receiving unit 410 is used to receive base station by SIB5 and send
Multipair different frequency priority cell between low frequency point serving threshold, i.e., base station by SIB5 for each pair of frequency transmission
Threshold_Serving, lowp_fi-fj read corresponding information IE after frequency threshold receiving unit 410 receives SIB5
(information element, information word) reads the low frequency point serving threshold between multipair different frequency priority cell
Threshold_Serving,lowp_fi-fj.If Srxlev of the cell reselection unit 420 for current frequency cell is less than
Threshold_Serving, lowp_fi-fj, and the Srxlev of second frequency cell be greater than Threshold_lowp, terminal from
Current frequency cell is switched to second frequency cell.
In the embodiment, terminal when gravity treatment, does not use Threshold_ in the frequency of different frequency priority
Serving, lowp, therefore base station will not retransmit Threshold_Serving, lowp in SIB3, but use
Threshold_Serving, lowp_fi-fj propose corresponding Threshold_Serving, low for each pair of frequency, should
Embodiment can flexibly control gravity treatment thresholding, reduce terminal power consumption, realize effective layering of network, realize effectively dividing for business
Stream.
In another embodiment of the disclosure, frequency threshold receiving unit 410 is used to receive base station by SIB3 and send
Service carrier frequency Low threshold, by SIB5 receive base station send multipair different frequency priority cell between frequency offseting value,
Determine that multipair different frequency is preferential according to the frequency offseting value between service carrier frequency Low threshold and multipair different frequency priority cell
The low frequency point serving threshold of grade minizone.I.e. base station sends Threshold_Serving by SIB3, and lowp, base station passes through
SIB5 introduces a deviant offset_fi-fj for each pair of frequency, and frequency threshold receiving unit 410 receives SIB3 and SIB5
Afterwards, corresponding Threshold_Serving, lowp and offset_fi-fj are read, determines Threshold_Serving, lowp_
fi-fj.If Srxlev of the cell reselection unit 420 for current frequency cell is lower than Threshold_Serving, lowp+
Offset_f1-f2 and the Srxlev of second frequency cell are higher than Threshold_lowp, and terminal is switched to from current frequency cell
Second frequency cell.
In this embodiment, terminal when gravity treatment, still uses Threshold_ in the frequency of different frequency priority
Serving, lowp introduce a deviant, i.e. offset_fi-fj, due to proposing phase for each pair of frequency for each pair of frequency
Therefore Threshold_Serving, the low answered can flexibly control gravity treatment thresholding, reduce terminal power consumption, that realizes network has
Effect layering, realizes effective shunting of business.
Fig. 5 is the structural schematic diagram of one embodiment of the cell reselection system in the networking of disclosure multifrequency.The system packet
Include base station 510 and terminal 520, wherein base station 510 is for low between sending multipair different frequency priority cell to terminal 520
Frequency point serving threshold, so that terminal 520 carries out cell according to the low frequency point serving threshold between multipair different frequency priority cell
Gravity treatment.For example, base station sends Threshold_Serving, lowp_fi-fj for each pair of frequency by SIB5, alternatively, base station
Threshold_Serving, lowp are sent by SIB3, offset_fi-fj is sent for each pair of frequency by SIB5,
The sum of Threshold_Serving, lowp and offset_fi-fj are Threshold_Serving, lowp_fi-fj.
In the above-described embodiments, base station sends the service threshold of the low frequency point between multipair different frequency priority cell to terminal
Value, terminal carry out cell reselection according to the low frequency point serving threshold between multipair different frequency priority cell, can be in multifrequency group
Flexible configuration reselection strategies in net scene achieve the purpose that business is layered, improve network performance.
Fig. 6 is the structural schematic diagram of another embodiment of disclosure terminal.The terminal includes memory 610 and processor
620.Wherein: memory 610 can be disk, flash memory or other any non-volatile memory mediums.Memory 610 is for storing
Instruction in embodiment corresponding to Fig. 1-3.Processor 620 is coupled to memory 610, can be used as one or more integrated circuits
Implement, such as microprocessor or microcontroller.The processor 620 is for executing the instruction stored in memory.
It in one embodiment, can be as shown in fig. 7, the terminal 700 includes memory 710 and processor 720.Processing
Device 720 is coupled to memory 710 by BUS bus 730.The terminal 700 can also be connected to outside by memory interface 740 and deposit
Storage device 750 can also be connected to network or an other department of computer science to call external data by network interface 760
System (not shown), no longer describes in detail herein.
In this embodiment, it is instructed by memory stores data, then above-metioned instruction is handled by processor, it can be more
Flexible configuration reselection strategies in frequency networking scene achieve the purpose that business is layered, improve network performance.
In another embodiment, a kind of computer readable storage medium, is stored thereon with computer program instructions, this refers to
The step of order realizes the method in embodiment corresponding to Fig. 1-3 when being executed by processor.It should be understood by those skilled in the art that,
Embodiment of the disclosure can provide as method, apparatus or computer program product.Therefore, complete hardware reality can be used in the disclosure
Apply the form of example, complete software embodiment or embodiment combining software and hardware aspects.Moreover, the disclosure can be used one
It is a or it is multiple wherein include computer usable program code computer can with non-transient storage medium (including but not 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.
Although being described in detail by some specific embodiments of the example to the disclosure, the skill of this field
Art personnel it should be understood that above example merely to be illustrated, rather than in order to limit the scope of the present disclosure.The skill of this field
Art personnel are it should be understood that can modify to above embodiments in the case where not departing from the scope of the present disclosure and spirit.This public affairs
The range opened is defined by the following claims.
Claims (11)
1. the residence reselecting in a kind of multifrequency networking, comprising:
Terminal receives the low frequency point serving threshold between multipair different frequency priority cell；
The terminal carries out cell reselection according to the low frequency point serving threshold between the multipair different frequency priority cell.
2. according to the method described in claim 1, the terminal is according to the low frequency between the multipair different frequency priority cell
Point serving threshold carries out cell reselection
If the cell selection of current frequency cell receives level value Srxlev and is less than current frequency cell and second frequency minizone
Low frequency point serving threshold, and the Srxlev of the second frequency cell is greater than low priority frequency threshold, and the terminal is from working as
Preceding frequency cells are switched to the second frequency cell.
3. method according to claim 1 or 2, wherein terminal receives the low frequency between multipair different frequency priority cell
Putting serving threshold includes:
The terminal receives the low frequency point between the multipair different frequency priority cell that base station is sent by system information block SIB5
Serving threshold.
4. method according to claim 1 or 2, wherein terminal receives the low frequency between multipair different frequency priority cell
Putting serving threshold includes:
The terminal by SIB3 receive base station send service carrier frequency Low threshold, by SIB5 receive base station send it is multipair not
Frequency offseting value between same frequency priority cell；
It is determined according to the frequency offseting value between the service carrier frequency Low threshold and multipair different frequency priority cell described multipair
Low frequency point serving threshold between different frequency priority cell.
5. a kind of terminal, comprising:
Frequency threshold receiving unit, for receiving the low frequency point serving threshold between multipair different frequency priority cell；
Cell reselection unit, for carrying out cell according to the low frequency point serving threshold between the multipair different frequency priority cell
Gravity treatment.
6. terminal according to claim 5, wherein
If the cell reselection unit, which receives level value Srxlev for the cell selection of current frequency cell, is less than current frequency
The low frequency point serving threshold of cell and second frequency minizone, and the Srxlev of the second frequency cell is greater than low priority frequency
Rate threshold value is then switched to the second frequency cell from current frequency cell.
7. terminal according to claim 5 or 6, wherein
The frequency threshold receiving unit is used to receive the multipair different frequency that base station is sent by system information block SIB5 preferential
The low frequency point serving threshold of grade minizone.
8. terminal according to claim 5 or 6, wherein
The frequency threshold receiving unit is used to receive the service carrier frequency Low threshold that base station is sent by SIB3, is received by SIB5
Base station send multipair different frequency priority cell between frequency offseting value, according to the service carrier frequency Low threshold and it is multipair not
Frequency offseting value between same frequency priority cell determines that the low frequency point between the multipair different frequency priority cell services threshold
Value.
9. the cell reselection system in a kind of multifrequency networking, including any terminal in base station and claim 5-8；
Wherein, the base station is used to send the low frequency point serving threshold between multipair different frequency priority cell to terminal, so as to
The terminal carries out cell reselection according to the low frequency point serving threshold between the multipair different frequency priority cell.
10. a kind of terminal, 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 the described in any item methods of Claims 1-4.
11. a kind of computer readable storage medium, is stored thereon with computer program instructions, real when which is executed by processor
The step of existing Claims 1-4 described in any item methods.
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| CN201711018616.1A CN109729558B (en) | 2017-10-27 | 2017-10-27 | Cell reselection method, system and terminal in multi-frequency networking |
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| CN112118589A (en) * | 2019-06-20 | 2020-12-22 | 中国电信股份有限公司 | Information configuration method, device, base station and communication system |
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