CN107690171B - A kind of method and device selecting persistent district - Google Patents
A kind of method and device selecting persistent district Download PDFInfo
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- CN107690171B CN107690171B CN201610639418.6A CN201610639418A CN107690171B CN 107690171 B CN107690171 B CN 107690171B CN 201610639418 A CN201610639418 A CN 201610639418A CN 107690171 B CN107690171 B CN 107690171B
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W48/00—Access restriction; Network selection; Access point selection
- H04W48/08—Access restriction or access information delivery, e.g. discovery data delivery
- H04W48/10—Access restriction or access information delivery, e.g. discovery data delivery using broadcasted information
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W48/00—Access restriction; Network selection; Access point selection
- H04W48/16—Discovering, processing access restriction or access information
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W48/00—Access restriction; Network selection; Access point selection
- H04W48/20—Selecting an access point
Abstract
The present invention provides a kind of method and device for selecting persistent district, is related to field of communication technology, is not suitable for 5G in the method for solving the problems, such as existing selection persistent district and newly eats dishes without rice or wine prototype system.Wherein, the method for the selection persistent district includes: to select persistent district according to cell level information；Alternatively, selecting persistent district according to the cell level information and network access point TRP level information.The solution of the present invention, which can be realized, selects persistent district in the cell structure of double-layer network deployment.
Description
Technical field
The present invention relates to fields of communication technology, more particularly, to a kind of method and device for selecting persistent district.
Background technique
In traditional LTE (Long Term Evolution, long term evolution) system, disconnected state user equipment (UE) is only capable of examining
A kind of i.e. cell-specific reference symbol CRS of network reference symbol is measured, the CRS is unified transmission, cell-level in entire cell
It is other unique.UE judges the channel quality of cell according to the CRS signal of each cell, and according to measurement result and configured threshold
And frequency point/native region priority etc., judge whether corresponding cell can be resident.Judging that a cell can be resident simultaneously
In the case where, it is (including small that UE will also obtain the system information MIB (the fundamental system information of cell) of the cell indispensability, SIB1
Area selects the basic configuration informations such as thresholding and time division duplex configuration) and SIB2 (including basic configuration required for UE access cell
Information), to judge whether the cell can be resident.If UE detects that the cell signal strength can be used as persistent district,
But obtain MIB or SIB1 or SIB2 in the cell and not successfully or the cell forbids the UE access, then it is described
UE can disable the cell, cannot function as persistent district, then carry out cell reselection.
That is, in traditional LTE system, UE judges whether a cell can be resident will be according to two factors: 1)
The signal strength based on CRS measurement of the cell；2) whether system information MIB, SIB1 and SIB2 of the cell indispensability may be used
Completely to obtain.As long as the two factors meet, so that it may determine that current area can be resident.
But it newly eats dishes without rice or wine in prototype system in 5G, the typical deployment scenario of especially high frequency section is possible to will appear one
The case where persistent district UE includes multiple network access points (Transmission Reception Point, abbreviation TRP), it is this
In the case of network reference symbol will include two-stage reference symbol, i.e. the reference symbol of the reference symbol of cell level and TRP rank
Number.And in traditional LTE system, there is only the reference symbols of cell level.
At this moment, the method for the selection persistent district being applicable in traditional LTE system is newly eated dishes without rice or wine in 5G will not in prototype system
It is applicable in again, the method for new selection persistent district is needed newly to eat dishes without rice or wine prototype system to be applicable in 5G.
Summary of the invention
The purpose of the present invention is to provide a kind of method and devices for selecting persistent district, resident to solve existing selection
The method of cell be not suitable for 5G newly eat dishes without rice or wine prototype system the problem of.
In order to achieve the above purpose, the present invention provides a kind of method for selecting persistent district, and the method is based on bilayer
The cell structure of network deployment, which comprises
Persistent district is selected according to cell level information；Or
Persistent district is selected according to the cell level information and network access point TRP level information.
Preferably, described the step of selecting persistent district according to cell level information, includes:
Obtain the reference symbol of the cell level of cell；
If successfully getting the reference symbol of the cell level, the system information of the cell level of the cell is obtained；
If successfully getting the system information of the cell level, determine that the cell can be used as persistent district.
Preferably, the method also includes:
If obtaining the reference symbol failure of the cell level or obtaining the system information failure of the cell level, into
Row cell reselection.
Preferably, after determining that the cell can be used as persistent district, the method also includes:
When user equipment (UE) needs to access the persistent district, the reference symbol of the TRP rank of the persistent district is obtained
Number and TRP rank system information；
If the reference symbol of the TRP rank and the system information of TRP rank are successfully got, according to the TRP got
The system information of rank accesses the persistent district；
If obtain the TRP rank reference symbol or TRP rank system information failure, carry out cell reselection or
TRP gravity treatment.
Preferably, the method also includes:
When UE is moved in the persistent district, the persistent district is obtained according to preset discontinuous receiving cycle
The reference symbol of cell level；
If obtaining the reference symbol failure of the cell level, cell reselection is carried out.
Preferably, described to include: according to the step of cell level information and TRP level information selection persistent district
Obtain the reference symbol of the cell level of cell and the reference symbol of TRP rank；
If successfully getting the reference symbol of the cell level and the reference symbol of TRP rank, the cell is obtained
The system information of cell level；
If successfully getting the system information of the cell level, determine that the cell can be used as persistent district.
Preferably, described to include: according to the step of cell level information and TRP level information selection persistent district
Obtain the reference symbol of the cell level of cell and the reference symbol of TRP rank；
If successfully getting the reference symbol of the cell level and the reference symbol of TRP rank, the cell is obtained
The system information of cell level；
If successfully getting the system information of the cell level, obtain corresponding with the reference symbol of the TRP rank
The system information of the TRP rank of TRP node；
If successfully getting the system information of the TRP rank, determine that the cell can be used as persistent district.
It preferably, include configuration information in the system information of the cell level, the determination cell can be used as
The step of persistent district includes:
According to the configuration information, determine that the cell can be used as persistent district.
Preferably, the method also includes:
If obtaining the reference symbol failure of the cell level or obtaining the system information failure of the cell level, into
Row cell reselection；Or
If obtaining the reference symbol failure of the TRP rank or obtaining the system information failure of the TRP rank, carry out
Cell reselection or TRP gravity treatment.
Preferably, the method also includes:
When UE is moved in the persistent district, the persistent district is obtained according to preset discontinuous receiving cycle
The reference symbol of cell level and the reference symbol of TRP rank；
If obtaining the reference symbol failure of the cell level, cell reselection is carried out；Or
If obtaining the reference symbol failure of the TRP rank, cell reselection or TRP gravity treatment are carried out.
Preferably, the system letter of the TRP rank for obtaining TRP node corresponding with the reference symbol of the TRP rank
The step of breath includes:
According to preset system information acquisition modes, TRP node corresponding with the reference symbol of the TRP rank is obtained
The system information of TRP rank；Or
According to the corresponding relationship of the reference symbol of preset TRP rank and the system information of TRP rank, obtain with it is described
The system information of the TRP rank of the corresponding TRP node of the reference symbol of TRP rank.
In addition, described device is disposed small based on double-layer network the present invention also provides a kind of device for selecting persistent district
Plot structure, described device include:
Selecting module, for selecting persistent district according to cell level information；Alternatively, according to the cell level information and
Network access point TRP level information selects persistent district.
Preferably, the selecting module includes:
First acquisition unit, the reference symbol of the cell level for obtaining cell；
Second acquisition unit, for obtaining the cell when successfully getting the reference symbol of the cell level
The system information of cell level；
First determination unit, for when successfully getting the system information of the cell level, determining that the cell can
Using as persistent district.
Preferably, described device further include:
First gravity treatment module, for the cell level that fails or obtain in the reference symbol for obtaining the cell level
System information failure when, carry out cell reselection.
Preferably, described device further include:
First obtains module, for when UE needs to access the persistent district, obtaining the TRP rank of the persistent district
Reference symbol and TRP rank system information；
AM access module, in the system information of the reference symbol and TRP rank that successfully get the TRP rank,
The persistent district is accessed according to the system information of the TRP rank got；
Second gravity treatment module, for the system information failure in the reference symbol or TRP rank for obtaining the TRP rank
When, carry out cell reselection or TRP gravity treatment.
Preferably, described device further include:
Second obtains module, for when UE is moved in the persistent district, according to preset discontinuous receiving cycle
Obtain the reference symbol of the cell level of the persistent district；
Third gravity treatment module, for carrying out cell reselection in the reference symbol failure for obtaining the cell level.
Preferably, the selecting module includes:
Third acquiring unit, for obtaining the reference symbol of the cell level of cell and the reference symbol of TRP rank；
4th acquiring unit, for the reference symbol in the reference symbol and TRP rank for successfully getting the cell level
Number when, obtain the system information of the cell level of the cell；
Second determination unit, for when successfully getting the system information of the cell level, determining that the cell can
Using as persistent district.
Preferably, the selecting module includes:
5th acquiring unit, for obtaining the reference symbol of the cell level of cell and the reference symbol of TRP rank；
6th acquiring unit, for the reference symbol in the reference symbol and TRP rank for successfully getting the cell level
Number when, obtain the system information of the cell level of the cell；
7th acquiring unit, for obtaining and TRP grades described when successfully getting the system information of the cell level
The system information of the TRP rank of the corresponding TRP node of other reference symbol；
Third determination unit, for when successfully getting the system information of the TRP rank, determining that the cell can be with
As persistent district.
It preferably, include configuration information in the system information of the cell level, the determination cell can be used as
Persistent district includes:
According to the configuration information, determine that the cell can be used as persistent district.
Preferably, described device further include:
Quadruple modeling block, for the cell level that fails or obtain in the reference symbol for obtaining the cell level
System information failure, carry out cell reselection；Or
In the reference symbol failure for obtaining the TRP rank or the system information failure for obtaining the TRP rank, into
Row cell reselection or TRP gravity treatment.
Preferably, described device further include:
Third obtains module, for when UE is moved in the persistent district, according to preset discontinuous receiving cycle
Obtain the reference symbol of the cell level of the persistent district and the reference symbol of TRP rank；
5th gravity treatment module, for carrying out cell reselection in the reference symbol failure for obtaining the cell level；Or
Person carries out cell reselection or TRP gravity treatment in the reference symbol failure for obtaining the TRP rank.
Preferably, the 7th acquiring unit is specifically used for:
According to preset system information acquisition modes, TRP node corresponding with the reference symbol of the TRP rank is obtained
The system information of TRP rank；Or
According to the corresponding relationship of the reference symbol of preset TRP rank and the system information of TRP rank, obtain with it is described
The system information of the TRP rank of the corresponding TRP node of the reference symbol of TRP rank.
Above-mentioned technical proposal through the invention, the beneficial effects of the present invention are:
The method and device of selection persistent district of the invention can select persistent district or root by cell level information
Persistent district is selected according to the cell level information and network access point TRP level information, so as to realize in double-layer network
Persistent district is selected in the cell structure of deployment.
Detailed description of the invention
In order to illustrate the technical solution of the embodiments of the present invention more clearly, will make below to required in the embodiment of the present invention
Attached drawing is briefly described, it should be apparent that, drawings in the following description are only some embodiments of the invention, for
For those of ordinary skill in the art, without any creative labor, it can also be obtained according to these attached drawings
His attached drawing.
Fig. 1 is the schematic diagram for the network deployment scenarios one that 5G newly eats dishes without rice or wine in prototype system.
Fig. 2 is the schematic diagram for the network deployment scenarios two that 5G newly eats dishes without rice or wine in prototype system.
Fig. 3 is the flow chart of the method for the selection persistent district of the embodiment of the present invention one.
Fig. 4 is the flow chart of the method for the selection persistent district of the embodiment of the present invention two.
Fig. 5 is the flow chart of the method for the selection persistent district of the embodiment of the present invention three.
Fig. 6 is the another flow chart of the method for the selection persistent district of the embodiment of the present invention three.
Fig. 7 is one of the structural schematic diagram of device of the selection persistent district of the embodiment of the present invention.
Fig. 8 is the second structural representation of the device of the selection persistent district of the embodiment of the present invention.
Fig. 9 is the third structural representation of the device of the selection persistent district of the embodiment of the present invention.
Figure 10 is the four of the structural schematic diagram of the device of the selection persistent district of the embodiment of the present invention.
Figure 11 is the structural schematic diagram of the user equipment of the embodiment of the present invention.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are some of the embodiments of the present invention, instead of all the embodiments.Based on this hair
Embodiment in bright, every other implementation obtained by those of ordinary skill in the art without making creative efforts
Example, shall fall within the protection scope of the present invention.
Firstly, network deployment scenarios that may be present are illustrated in prototype system of newly eating dishes without rice or wine to 5G.Specifically, according to current
From the point of view of situation, it is understood that there may be two kinds of network deployment scenarios, details are as follows.
(1) network deployment scenarios one
Shown in Figure 1, the same frequency layer is made of multiple TRP, and each TRP can be considered a cell.Specifically, every
Only one network access point TRP in a system information area SIA, each TRP broadcast corresponding system information BRCST SI.
For scene one, since each TRP can be considered a cell, so network deployment scenarios and current LTE cell class
Seemingly, existing method selection persistent district can be used.
(2) network deployment scenarios two
Shown in Figure 2, the same frequency layer has multiple TRP, forms a big cell.Specifically, a big system
Information area SIA includes multiple TRP, and each TRP broadcasts corresponding system information BRCST SI.
For scene two, there are three types of the sending method possibility of network reference symbol: RS1/RS2, RS3.Specifically, for by
The cell of multiple TRP compositions, the reference symbol RS1/ of each TRP (or part TRP for covering) meeting broadcast cell rank
RS2 (it is assumed herein that being RS1/RS2, will mainly be similar to the two-stage synchronization signal PSS/SSS that eats dishes without rice or wine of LTE, be respectively used to thick same
Walk synchronous with essence), while each TRP also has the reference symbol RS3 of oneself dedicated TRP rank.
In such a case it is necessary to the sending method of system information also have a kind of possible design, i.e., necessary system
Information include two parts content, a part be cell level system information (such as cell access and cell selection relevant parameter
Information), another part is the system information (such as wireless parameter configuration information) of TRP rank.Wherein, the system letter of cell level
Cease (such as SIB1) transmission be the reference symbol RS1/RS2 based on cell level, and TRP rank system information (such as
SIB2 transmission) is then the reference symbol RS3 based on TRP rank.When UE detects the RS1/RS2 of a cell,
The necessary system information of cell level can be obtained, and before really establishing connection with cell, can just obtain or confirm TRP grades
Other system information.
So in the cell structure that the double-layer network for being similar to scene two is disposed, suitable for the existing of traditional LTE system
The method of selection persistent district will be no longer applicable in, the method that redesign selection persistent district.
Shown in Figure 3, the embodiment of the present invention one provides a kind of method for selecting persistent district, is used for user equipment (UE),
The cell structure that the method is disposed based on double-layer network, wherein the described method includes:
Step 301: persistent district is selected according to cell level information；Alternatively, according to the cell level information and network
Access point TRP level information selects persistent district.
In this way, the method for the selection persistent district of the embodiment of the present invention, can select persistent district by cell level information
Or persistent district is selected according to the cell level information and network access point TRP level information, so as to realize double
Persistent district is selected in the cell structure of layer network deployment.
Specifically, the cell level information includes the reference symbol of cell level and the system information of cell level, and
The TRP level information includes the reference symbol of TRP rank and the system information of TRP rank.
It describes how to be according to cell level information selection persistent district in the embodiment of the present invention two.In this hair
Describe to be how to select to be resident according to the cell level information and network access point TRP level information in bright embodiment three
Cell.
It is shown in Figure 4 in the embodiment of the present invention two, select persistent district to specifically include according to cell level information:
Step 401: obtaining the reference symbol of the cell level of cell；
Step 402: if successfully getting the reference symbol of the cell level, obtain the cell level of the cell is
System information；
Step 403: if successfully getting the system information of the cell level, determine the cell can be used as be resident it is small
Area.
That is, when selecting persistent district according to cell level information, according to the reference symbol of cell level and
The acquisition of the system information of necessary cell level determines persistent district.
It wherein, i.e., can root after the reference symbol for successfully getting the cell level when executing the step 402
According to the reference symbol of the cell level and preset configuration information (such as configured threshold, frequency point and the cell preference of the cell
Grade etc.), whether can be used as persistent district, and judging that the cell can be used as persistent district if prejudging the cell
When, just carry out the acquisition of the system information of the cell level of the cell.
It include configuration information, the configuration in the system information of the cell level further in the embodiment of the present invention
Information for example including access grade information, whether allow the information such as resident, the determination of the step 403 cell can be used as
Persistent district specifically:
According to the configuration information, determine that the cell can be used as persistent district.
In the embodiment of the present invention, if the step 401 obtains the reference symbol failure of the cell level, if described
Step 402 obtains the system information failure of the cell level, Yao Jinhang cell reselection.
In the embodiment of the present invention, after determining that the cell can be used as persistent district, the selection persistent district
Method further include:
When user equipment (UE) needs to access the persistent district, the reference symbol of the TRP rank of the persistent district is obtained
Number and TRP rank system information；
If the reference symbol of the TRP rank and the system information of TRP rank are successfully got, according to the TRP got
The system information of rank accesses the persistent district；
If obtain the TRP rank reference symbol or TRP rank system information failure, carry out cell reselection or
TRP gravity treatment.
Wherein, UE can be moved in fixed persistent district, when UE is moved in the persistent district, the method
Further include:
The reference symbol of the cell level of the persistent district is obtained according to preset discontinuous receiving cycle；
If obtaining the reference symbol failure of the cell level, cell reselection is carried out.
In this way, can completely obtain the reference symbol of cell level and the system information of cell level, energy by judgement
Enough realize selects persistent district in the cell structure that double-layer network is disposed, and when can not completely obtain, carries out cell weight
Choosing or TRP gravity treatment.
In the embodiment of the present invention three, when according to cell level information and TRP level information selection persistent district, it can be used
Two kinds of selection modes, the main distinction of both selection modes is the acquisition of the system information of TRP rank, specifically, mode one
The system information of TRP rank is successfully got, mode two only gets the reference symbol of TRP rank, then real
The system information of TRP rank is obtained when accessing network again, details are as follows.
Mode one
It is shown in Figure 5, it is specifically included according to the cell level information and TRP level information selection persistent district:
Step 501: obtaining the reference symbol of the cell level of cell and the reference symbol of TRP rank；
Step 502: if successfully getting the reference symbol of the cell level and the reference symbol of TRP rank, obtaining institute
State the system information of the cell level of cell；
Step 503: if successfully getting the system information of the cell level, obtaining the reference with the TRP rank and accord with
The system information of the TRP rank of number corresponding TRP node；
Step 504: if successfully getting the system information of the TRP rank, determine the cell can be used as be resident it is small
Area.
Wherein, it when executing the step 503, can be found corresponding first according to the reference symbol of the TRP rank
TRP node obtains TRP rank relevant to the corresponding TRP node access further according to the reference symbol of the TRP rank
System information.
And the system information for obtaining the TRP rank of corresponding with the reference symbol of TRP rank TRP node can be used as
Under type:
(1) according to preset system information acquisition modes, TRP section corresponding with the reference symbol of the TRP rank is obtained
The system information of the TRP rank of point；
(2) according to the corresponding relationship of the reference symbol of preset TRP rank and the system information of TRP rank, acquisition and institute
State the system information of the TRP rank of the corresponding TRP node of reference symbol of TRP rank；Wherein, the corresponding relationship can be in cell
It is pre-configured in the system information of rank.
Mode two
It is shown in Figure 6, it is specifically included according to the cell level information and TRP level information selection persistent district:
Step 601: obtaining the reference symbol of the cell level of cell and the reference symbol of TRP rank；
Step 602: if successfully getting the reference symbol of the cell level and the reference symbol of TRP rank, obtaining institute
State the system information of the cell level of cell；
Step 603: if successfully getting the system information of the cell level, determine the cell can be used as be resident it is small
Area.
Wherein, in the case where mode two, after determining the persistent district, before really accessing the persistent district again
The system information of corresponding TRP rank is obtained, normally to access the persistent district.
Specifically, including configuration information in the system information of the cell level, the configuration information is for example including access
Whether class information allows the information such as resident, and the determination of the step 603 cell can be used as persistent district specifically:
According to the configuration information, determine that the cell can be used as persistent district.
In the embodiment of the present invention, when according to cell level information and TRP level information selection persistent district, further
, the method also includes:
If obtaining the reference symbol failure of the cell level or obtaining the system information failure of the cell level, into
Row cell reselection；Or
If obtaining the reference symbol failure of the TRP rank or obtaining the system information failure of the TRP rank, carry out
Cell reselection or TRP gravity treatment.
And after determining that the cell can be used as persistent district, when UE is moved in the persistent district, the side
Method further include:
The reference symbol and TRP rank of the cell level of the persistent district are obtained according to preset discontinuous receiving cycle
Reference symbol；
If obtaining the reference symbol failure of the cell level, cell reselection is carried out；Or
If obtaining the reference symbol failure of the TRP rank, cell reselection or TRP gravity treatment are carried out.
In this way, can completely obtain relevant cell level information and TRP level information by judgement, it will be able to realize
Persistent district is selected in the cell structure of double-layer network deployment, and when can not completely obtain, carries out cell reselection or TRP weight
Choosing.
Shown in Figure 7, the embodiment of the present invention also provides a kind of device for selecting persistent district, with selection shown in Fig. 3
The method of persistent district is corresponding, cell structure of the described device equally based on double-layer network deployment, specifically, described device packet
It includes:
Selecting module 71, for selecting persistent district according to cell level information；Alternatively, according to the cell level information
Persistent district is selected with network access point TRP level information.
Specifically, shown in Figure 8, the selecting module 71 includes:
First acquisition unit 81, the reference symbol of the cell level for obtaining cell；
Second acquisition unit 82, for obtaining the cell when successfully getting the reference symbol of the cell level
Cell level system information；
First determination unit 83, for determining the cell when successfully getting the system information of the cell level
It can be used as persistent district.
Wherein, include configuration information in the system information of the cell level, first determination unit 83 is specifically used for:
According to the configuration information, determine that the cell can be used as persistent district.
Further, described device further include:
First gravity treatment module, for the cell level that fails or obtain in the reference symbol for obtaining the cell level
System information failure when, carry out cell reselection.
Further, described device further include:
First obtains module, for when UE needs to access the persistent district, obtaining the TRP rank of the persistent district
Reference symbol and TRP rank system information；
AM access module, in the system information of the reference symbol and TRP rank that successfully get the TRP rank,
The persistent district is accessed according to the system information of the TRP rank got；
Second gravity treatment module, for the system information failure in the reference symbol or TRP rank for obtaining the TRP rank
When, carry out cell reselection or TRP gravity treatment.
Further, described device further include:
Second obtains module, for when UE is moved in the persistent district, according to preset discontinuous receiving cycle
Obtain the reference symbol of the cell level of the persistent district；
Third gravity treatment module, for carrying out cell reselection in the reference symbol failure for obtaining the cell level.
Specifically, shown in Figure 9, the selecting module 71 includes:
Third acquiring unit 91, for obtaining the reference symbol of the cell level of cell and the reference symbol of TRP rank；
4th acquiring unit 92, for the reference in the reference symbol and TRP rank that successfully get the cell level
When symbol, the system information of the cell level of the cell is obtained；
Second determination unit 93, for determining the cell when successfully getting the system information of the cell level
It can be used as persistent district.
Wherein, include configuration information in the system information of the cell level, first determination unit 83 is specifically used for:
According to the configuration information, determine that the cell can be used as persistent district.
Specifically, shown in Figure 10, the selecting module 71 includes:
5th acquiring unit 101, for obtaining the reference symbol of the cell level of cell and the reference symbol of TRP rank；
6th acquiring unit 102, for the reference in the reference symbol and TRP rank that successfully get the cell level
When symbol, the system information of the cell level of the cell is obtained；
7th acquiring unit 103, for when successfully getting the system information of the cell level, obtain with it is described
The system information of the TRP rank of the corresponding TRP node of the reference symbol of TRP rank；
Third determination unit 104, for determining the cell when successfully getting the system information of the TRP rank
It can be used as persistent district.
Wherein, the 7th acquiring unit 103 is specifically used for:
According to preset system information acquisition modes, TRP node corresponding with the reference symbol of the TRP rank is obtained
The system information of TRP rank；Or
According to the corresponding relationship of the reference symbol of preset TRP rank and the system information of TRP rank, obtain with it is described
The system information of the TRP rank of the corresponding TRP node of the reference symbol of TRP rank.
Further, when according to cell level information and TRP level information selection persistent district, described device is also wrapped
It includes:
Quadruple modeling block, for the cell level that fails or obtain in the reference symbol for obtaining the cell level
System information failure, carry out cell reselection；Or
In the reference symbol failure for obtaining the TRP rank or the system information failure for obtaining the TRP rank, into
Row cell reselection or TRP gravity treatment.
Further, described device further include:
Third obtains module, for when UE is moved in the persistent district, according to preset discontinuous receiving cycle
Obtain the reference symbol of the cell level of the persistent district and the reference symbol of TRP rank；
5th gravity treatment module, for carrying out cell reselection in the reference symbol failure for obtaining the cell level；Or
Person carries out cell reselection or TRP gravity treatment in the reference symbol failure for obtaining the TRP rank.
In this way, the device of the selection persistent district of the embodiment of the present invention, can select persistent district by cell level information
Or persistent district is selected according to the cell level information and network access point TRP level information, so as to realize double
Persistent district is selected in the cell structure of layer network deployment.
Referring to described in Figure 11, the embodiment of the present invention also provides a kind of user equipment, for selecting persistent district, the user
Equipment includes bus 110, processor 111, transceiver 112, bus interface 113, memory 114 and user interface 115.
Processor 111, for selecting persistent district according to cell level information；Alternatively, according to the cell level information
Persistent district is selected with network access point TRP level information.
Transceiver 112, for sending and receiving data under the control of processor 111.
In Figure 11, bus architecture (is represented) with bus 110, and bus 110 may include the total of any number of interconnection
Line and bridge, bus 110 will include the one or more processors represented by general processor 111 and what memory 114 represented deposits
The various circuits of reservoir link together.Bus 110 can also will peripheral equipment, voltage-stablizer and management circuit etc. it
Various other circuits of class link together, and these are all it is known in the art, therefore, no longer carry out further to it herein
Description.Bus interface 113 provides interface between bus 110 and transceiver 112.Transceiver 112 can be an element, can also
To be multiple element, such as multiple receivers and transmitter, provide for being communicated over a transmission medium with various other devices
Unit.Such as: transceiver 112 receives external data from other equipment.Transceiver 112 be used for by processor 111 treated number
According to being sent to other equipment.Depending on the property of computing system, user interface 115, such as keypad, display can also be provided
Device, loudspeaker, microphone, control stick.
Processor 111 is responsible for management bus 110 and common processing, and the general-purpose operating system is run as described in aforementioned.And it deposits
Reservoir 114 can be used for the used data when executing operation of storage processor 111.
Optionally, processor 111 can be CPU, ASIC, FPGA or CPLD.
In the embodiment of the present invention, the reference symbol of the cell level of the available cell of transceiver 112 is successfully being got
When the reference symbol of the cell level, the system information of the cell level of the cell is obtained, and processor 111 is in transceiver
112 when successfully getting the system information of the cell level, determines that the cell can be used as persistent district.
Wherein, if transceiver 112 obtains the reference symbol failure of the cell level or obtains the cell level
System information failure, processor 111 carry out cell reselection.
When user equipment (UE) needs to access the persistent district, the TRP of the available persistent district of transceiver 112
The reference symbol of rank and the system information of TRP rank；If transceiver 112 successfully gets the reference symbol of the TRP rank
With the system information of TRP rank, processor 111 accesses the persistent district according to the system information of the TRP rank got；If
Transceiver 112 obtains the system information failure of the reference symbol or TRP rank of the TRP rank, and processor 111 carries out cell
Gravity treatment or TRP gravity treatment.
When UE is moved in the persistent district, transceiver 112 can be obtained according to preset discontinuous receiving cycle
The reference symbol of the cell level of the persistent district, if transceiver 112 obtains the reference symbol failure of the cell level, place
It manages device 111 and carries out cell reselection.
In the embodiment of the present invention, the reference symbol of the cell level of the available cell of transceiver 112 and the ginseng of TRP rank
Symbol is examined, if obtaining the cell in the reference symbol of the reference symbol and TRP rank that successfully get the cell level
Cell level system information, and processor 111 successfully gets the system information of the cell level in transceiver 112
When, determine that the cell can be used as persistent district.
The reference symbol of the cell level of the available cell of transceiver 112 and the reference symbol of TRP rank, are successfully being obtained
Get the cell level reference symbol and TRP rank reference symbol when, the system that obtains the cell level of the cell
Information obtains corresponding with the reference symbol of the TRP rank when successfully getting the system information of the cell level
The system information of the TRP rank of TRP node, and the system that processor 111 successfully gets the TRP rank in transceiver 112
When information, determine that the cell can be used as persistent district.
Further, transceiver 112 obtains the reference with the TRP rank according to preset system information acquisition modes
The system information of the TRP rank of the corresponding TRP node of symbol；Alternatively, according to the reference symbol of preset TRP rank and TRP grades
The corresponding relationship of other system information, the TRP rank of acquisition TRP node corresponding with the reference symbol of the TRP rank are
System information.
It wherein, include configuration information in the system information of the cell level, processor 111 can also be according to the configuration
Information determines that the cell can be used as persistent district.
Specifically, processor 111 obtains described in the reference symbol failure or acquisition of the cell level in transceiver 112
When the system information failure of cell level, cell reselection is carried out；Or the reference symbol of the TRP rank is obtained in transceiver 112
Number failure or when obtaining the system information failure of the TRP rank, carries out cell reselection or TRP gravity treatment.
When UE is moved in the persistent district, transceiver 112 is according to the acquisition of preset discontinuous receiving cycle
The reference symbol of the cell level of persistent district and the reference symbol of TRP rank, and processor 111 obtains institute in transceiver 112
When stating the reference symbol failure of cell level, cell reselection is carried out；Or the reference of the TRP rank is obtained in transceiver 112
When symbol fails, cell reselection or TRP gravity treatment are carried out.
In several embodiments provided herein, it should be understood that disclosed method and apparatus, it can be by other
Mode realize.For example, the apparatus embodiments described above are merely exemplary, for example, the division of the unit, only
For a kind of logical function partition, there may be another division manner in actual implementation, such as multiple units or components can combine
Or it is desirably integrated into another system, or some features can be ignored or not executed.Another point, shown or discussed phase
Coupling, direct-coupling or communication connection between mutually can be through some interfaces, the INDIRECT COUPLING or communication of device or unit
Connection can be electrical property, mechanical or other forms.
It, can also be in addition, the functional units in various embodiments of the present invention may be integrated into one processing unit
It is that the independent physics of each unit includes, can also be integrated in one unit with two or more units.Above-mentioned integrated list
Member both can take the form of hardware realization, can also realize in the form of hardware adds SFU software functional unit.
The above-mentioned integrated unit being realized in the form of SFU software functional unit can store and computer-readable deposit at one
In storage media.Above-mentioned SFU software functional unit is stored in a storage medium, including some instructions are used so that a computer
Equipment (can be personal computer, server or the network equipment etc.) executes receiving/transmission method described in each embodiment of the present invention
Part steps.And storage medium above-mentioned includes: USB flash disk, mobile hard disk, read-only memory (Read-Only Memory, abbreviation
ROM), random access memory (Random Access Memory, abbreviation RAM), magnetic or disk etc. are various can store
The medium of program code.
The above is only a preferred embodiment of the present invention, it is noted that for the ordinary skill people of the art
For member, various improvements and modifications may be made without departing from the principle of the present invention, these improvements and modifications are also answered
It is considered as protection scope of the present invention.
Claims (12)
1. a kind of method for selecting persistent district, which is characterized in that the cell structure that the method is disposed based on double-layer network, institute
The method of stating includes:
Persistent district is selected according to cell level information and network access point TRP level information；
Wherein, the cell level information includes the reference symbol of cell level and the system information of cell level, TRP grades described
Other information includes the reference symbol of TRP rank and the system information of TRP rank；
It is described to include: according to the step of cell level information and network access point TRP level information selection persistent district
Obtain the reference symbol of the cell level of cell and the reference symbol of TRP rank；
If successfully getting the reference symbol of the cell level and the reference symbol of TRP rank, the cell of the cell is obtained
The system information of rank；
If successfully getting the system information of the cell level, determine that the cell can be used as persistent district.
2. if the method according to claim 1, wherein the system letter for successfully getting the cell level
Breath, determines that the step of cell can be used as persistent district includes:
If successfully getting the system information of the cell level, TRP section corresponding with the reference symbol of the TRP rank is obtained
The system information of the TRP rank of point；
If successfully getting the system information of the TRP rank, determine that the cell can be used as persistent district.
3. the method according to claim 1, wherein including matching confidence in the system information of the cell level
Breath, the step of determination cell can be used as persistent district include:
According to the configuration information, determine that the cell can be used as persistent district.
4. method according to claim 1 or 2, which is characterized in that the method also includes:
If obtaining the reference symbol failure of the cell level or obtaining the system information failure of the cell level, carry out small
Area's gravity treatment；Or
If obtaining the reference symbol failure of the TRP rank or obtaining the system information failure of the TRP rank, cell is carried out
Gravity treatment or TRP gravity treatment.
5. method according to claim 1 or 2, which is characterized in that the method also includes:
When UE is moved in the persistent district, the cell of the persistent district is obtained according to preset discontinuous receiving cycle
The reference symbol of rank and the reference symbol of TRP rank；
If obtaining the reference symbol failure of the cell level, cell reselection is carried out；Or
If obtaining the reference symbol failure of the TRP rank, cell reselection or TRP gravity treatment are carried out.
6. according to the method described in claim 2, it is characterized in that, the acquisition is corresponding with the reference symbol of the TRP rank
TRP node TRP rank system information the step of include:
According to preset system information acquisition modes, the TRP of TRP node corresponding with the reference symbol of the TRP rank is obtained
The system information of rank；Or
According to the corresponding relationship of the reference symbol of preset TRP rank and the system information of TRP rank, obtain and TRP grades described
The system information of the TRP rank of the corresponding TRP node of other reference symbol.
7. a kind of device for selecting persistent district, which is characterized in that the cell structure that described device is disposed based on double-layer network, institute
Stating device includes:
Selecting module, for selecting persistent district according to cell level information and TRP level information；
Wherein, the cell level information includes the reference symbol of cell level and the system information of cell level, TRP grades described
Other information includes the reference symbol of TRP rank and the system information of TRP rank；
The selecting module includes:
Third acquiring unit, for obtaining the reference symbol of the cell level of cell and the reference symbol of TRP rank；
4th acquiring unit, in the reference symbol of the reference symbol and TRP rank that successfully get the cell level,
Obtain the system information of the cell level of the cell；
Second determination unit, for when successfully getting the system information of the cell level, determining that the cell can be made
For persistent district.
8. device according to claim 7, which is characterized in that the selecting module further include:
7th acquiring unit, for when successfully getting the system information of the cell level, obtaining and the TRP rank
The system information of the TRP rank of the corresponding TRP node of reference symbol；
Third determination unit, for determining that the cell can be used as when successfully getting the system information of the TRP rank
Persistent district.
9. device according to claim 7, which is characterized in that include matching confidence in the system information of the cell level
Breath, the determination cell can be used as persistent district and include:
According to the configuration information, determine that the cell can be used as persistent district.
10. device according to claim 7 or 8, which is characterized in that described device further include:
Quadruple modeling block, for the reference symbol failure for obtaining the cell level or obtain the cell level be
Information of uniting failure, carries out cell reselection；Or
In the reference symbol failure for obtaining the TRP rank or the system information failure for obtaining the TRP rank, carry out small
Area's gravity treatment or TRP gravity treatment.
11. device according to claim 7 or 8, which is characterized in that described device further include:
Third obtains module, for being obtained according to preset discontinuous receiving cycle when UE is moved in the persistent district
The reference symbol of the cell level of the persistent district and the reference symbol of TRP rank；
5th gravity treatment module, for carrying out cell reselection in the reference symbol failure for obtaining the cell level；Alternatively,
When obtaining the reference symbol failure of the TRP rank, cell reselection or TRP gravity treatment are carried out.
12. device according to claim 8, which is characterized in that the 7th acquiring unit is specifically used for:
According to preset system information acquisition modes, the TRP of TRP node corresponding with the reference symbol of the TRP rank is obtained
The system information of rank；Or
According to the corresponding relationship of the reference symbol of preset TRP rank and the system information of TRP rank, obtain and TRP grades described
The system information of the TRP rank of the corresponding TRP node of other reference symbol.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610639418.6A CN107690171B (en) | 2016-08-05 | 2016-08-05 | A kind of method and device selecting persistent district |
| PCT/CN2017/095424 WO2018024192A1 (en) | 2016-08-05 | 2017-08-01 | Method and apparatus for selecting camped cell |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610639418.6A CN107690171B (en) | 2016-08-05 | 2016-08-05 | A kind of method and device selecting persistent district |
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| CN107690171B true CN107690171B (en) | 2019-09-17 |
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| CN201610639418.6A Active CN107690171B (en) | 2016-08-05 | 2016-08-05 | A kind of method and device selecting persistent district |
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| CN110944365B (en) * | 2019-11-28 | 2021-10-22 | 武汉虹旭信息技术有限责任公司 | Multi-reference-point association method and system based on 5G core network |
| CN113709656A (en) * | 2020-05-09 | 2021-11-26 | 华为技术有限公司 | Method for measuring positioning reference signal and related device |
| CN114339807A (en) * | 2020-09-29 | 2022-04-12 | 维沃移动通信有限公司 | Cell selection reselection method, device, terminal and readable storage medium |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101039508A (en) * | 2006-03-16 | 2007-09-19 | 华为技术有限公司 | Method for UE reselecting cell in layered cell network and apparatus thereof |
| CN103582043A (en) * | 2012-08-09 | 2014-02-12 | 华为技术有限公司 | Neighborhood selection method and terminal |
| WO2015116619A1 (en) * | 2014-01-31 | 2015-08-06 | Qualcomm Incorporated | Joint transmission of csi-rs for channel state feedback and transmission point selection |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP2524437B1 (en) * | 2010-01-11 | 2019-05-22 | BlackBerry Limited | Control channel interference management and extended pdcch |
| CN105519176A (en) * | 2013-09-13 | 2016-04-20 | 富士通株式会社 | Method, base station, and user equipment for changing cell clusters |
| CN105357735B (en) * | 2015-09-28 | 2020-08-11 | 北京小米移动软件有限公司 | Method and device for accessing cell |
-
2016
- 2016-08-05 CN CN201610639418.6A patent/CN107690171B/en active Active
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- 2017-08-01 WO PCT/CN2017/095424 patent/WO2018024192A1/en active Application Filing
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101039508A (en) * | 2006-03-16 | 2007-09-19 | 华为技术有限公司 | Method for UE reselecting cell in layered cell network and apparatus thereof |
| CN103582043A (en) * | 2012-08-09 | 2014-02-12 | 华为技术有限公司 | Neighborhood selection method and terminal |
| WO2015116619A1 (en) * | 2014-01-31 | 2015-08-06 | Qualcomm Incorporated | Joint transmission of csi-rs for channel state feedback and transmission point selection |
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| CN107690171A (en) | 2018-02-13 |
| WO2018024192A1 (en) | 2018-02-08 |
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