CN109769271A - The method and user terminal to interoperate between honeycomb Internet of Things access technology - Google Patents
The method and user terminal to interoperate between honeycomb Internet of Things access technology Download PDFInfo
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Abstract
The present invention discloses a kind of method to interoperate between honeycomb Internet of Things access technology and user terminal.This method comprises: judge user terminal is currently resident in high-priority network cell or low priority network cell；If user terminal is currently resident in low priority network cell, the carrier wave measurement of high-priority network adjacent area is carried out always；Obtain the cell measurements of high-priority network adjacent area；Judge whether the cell measurements of high-priority network adjacent area are greater than the first thresholding, wherein the thresholding of nearby region measurement value when the first thresholding is gravity treatment to high priority cell；If the cell measurements of high-priority network adjacent area are greater than the first thresholding, by user terminal cell reselection to adjacent area high-priority network cell.The present invention ensure that the mobility of honeycomb Internet of Things dual-mode terminal Idle state between honeycomb Internet of Things, provide good business experience for user by Idle state cell re-selection procedure between introducing honeycomb Internet of Things.
Description
Technical field
The present invention relates to honeycomb internet of things field, in particular to the method that interoperates between a kind of honeycomb Internet of Things access technology
And user terminal.
Background technique
With NB-IoT (Narrow Band Internet of Things, narrowband Internet of Things), eMTC (enhanced
Machine Type Communication, enhanced machine type communication) be representative honeycomb technology of Internet of things it is fast-developing, respectively
Kind service application continues to bring out, and global operator disposes NB-IoT/eMTC network successively, and Internet of Things is promoted to flourish.
NB-IoT is covered than GSM (Global System for Mobile Communication, global mobile communication system
System) enhance 20dB, MCL (Maximum Coupling Loss, maximum coupling loss) has reached 164dB.LTE is compared in eMTC covering
(Long Term Evolution, long term evolution) enhances 15dB, and MCL has reached 155.7dB.NB-IoT covering is better than eMTC.
EMTC chip cost and complexity are higher than NB-IoT, and the chip of in general support eMTC can support NB simultaneously, such as high pass 9206,
Spreadtrum 8910 etc..
3GPP standard does not support the wireless network of NB-IoT and eMTC to interoperate at present, relies primarily on terminal algorithm realization at present
Connection is broken from eMTC network, initiates access process in NB network again, the time delay of scheme is big at present, business experience is poor.
Summary of the invention
In view of the above technical problem, the present invention provides the methods and use that interoperate between a kind of honeycomb Internet of Things access technology
Family terminal ensure that the mobility of honeycomb Internet of Things dual-mode terminal Idle state between honeycomb Internet of Things, provide good business
Experience.
According to an aspect of the present invention, a kind of method to interoperate between honeycomb Internet of Things access technology is provided, comprising:
Judge user terminal is currently resident in high-priority network cell or low priority network cell；
If user terminal is currently resident in low priority network cell, the load of high-priority network adjacent area is carried out always
Wave measurement；
Obtain the cell measurements of high-priority network adjacent area；
Judge whether the cell measurements of high-priority network adjacent area are greater than the first thresholding, wherein the first thresholding is to reselect to
The thresholding of nearby region measurement value when high priority cell；
If the cell measurements of high-priority network adjacent area are greater than the first thresholding, by user terminal cell reselection to adjacent area
High-priority network cell.
In one embodiment of the invention, the method also includes:
If the cell measurements of high-priority network adjacent area are greater than the first thresholding, judge in the predetermined judgement period, it is high
Whether the cell measurements of priority networks adjacent area are always more than the first thresholding；
If predetermined determined in the period, the cell measurements of high-priority network adjacent area are always more than the first thresholding, then hold
The step of being about to user terminal cell reselection to adjacent area high-priority network cell.
In one embodiment of the invention, the method also includes:
If user terminal is currently resident in high-priority network cell, determine whether the residence time of user terminal is big
In predetermined residence time interval；
If the residence time of user terminal is greater than predetermined residence time interval, the cell measurements of serving cell are obtained；
Judge whether the cell measurements of serving cell are less than or equal to low priority nearby region measurement thresholding；
If the cell measurements of serving cell are less than or equal to low priority nearby region measurement thresholding, starting is to low priority neighbour
The adjacent frequency in area measures；
Judge whether current network conditions meet low priority cell re-selection conditions；
It is if current network conditions meet low priority cell re-selection conditions, user terminal cell reselection is low excellent to adjacent area
First grade network cell.
In one embodiment of the invention, the low priority cell re-selection conditions include:
In current network not with other high-priority network cells of serving cell same priority frequency；
The cell measurements of serving cell are less than the second thresholding, wherein the second thresholding is clothes when reselecting to low priority cell
The thresholding of business cell measurements；
The cell measurements for obtaining low priority network neighbor, in preset judgment time interval, low priority network is adjacent
The cell measurements in area are always more than third thresholding, and wherein third thresholding is nearby region measurement value when reselecting to low priority cell
Thresholding.
In one embodiment of the invention, the cell measurements of acquisition measurement cell include:
The Reference Signal Received Power value for obtaining measurement cell, the minimum received signal strength for measuring cell are required, are measured
The bias of cell minimum received signal strength requirement, terminal measure the maximum uplink transmission power allowed in cell and measurement is small
The broadcast temporary bias value in area；
It is required according to the minimum received signal strength of the Reference Signal Received Power value of measurement cell, measurement cell, measurement
The bias of cell minimum received signal strength requirement, terminal measure the maximum uplink transmission power allowed in cell and measurement is small
The broadcast temporary bias value in area determines the cell measurements of measurement cell；
Wherein, the measurement cell is appointing in high-priority network adjacent area, serving cell and low priority network neighbor
Meaning one.
In one embodiment of the invention, the high-priority network is enhanced machine type communication network；It is described low
Priority networks are narrowband Internet of Things.
According to another aspect of the present invention, the user terminal to interoperate between a kind of honeycomb Internet of Things access technology, packet are provided
It includes:
Resident network judgment module is currently resident in high-priority network cell or low excellent for judge user terminal
First grade network cell；
Carrier wave measurement module, in user terminal in the case where being currently resident in low priority network cell, always
Carry out the carrier wave measurement of high-priority network adjacent area；
Cell measurements obtain module, for obtaining the cell measurements of high-priority network adjacent area；
High priority cell reselection judgment module, for judging whether the cell measurements of high-priority network adjacent area are greater than
First thresholding, wherein the first thresholding be gravity treatment to high priority cell when nearby region measurement value thresholding；In high-priority network neighbour
In the case that the cell measurements in area are greater than the first thresholding, by user terminal cell reselection to adjacent area high-priority network cell.
In one embodiment of the invention, high priority cell reselection judgment module is used in high-priority network adjacent area
Cell measurements be greater than the first thresholding in the case where, judge it is predetermined determine in the period, the cell of high-priority network adjacent area
Whether measured value is always more than the first thresholding；Determine in the period predetermined, the cell measurements one of high-priority network adjacent area
In the case where being directly greater than the first thresholding, execute user terminal cell reselection to the operation of adjacent area high-priority network cell.
In one embodiment of the invention, the user terminal further include:
Residence time judgment module, in user terminal in the case where being currently resident in high-priority network cell,
Determine whether the residence time of user terminal is greater than predetermined residence time interval；
Cell measurements obtain module and are also used to be greater than the feelings at predetermined residence time interval in the residence time of user terminal
Under condition, the cell measurements of serving cell are obtained；
Measurement starting judgment module, for judging whether the cell measurements of serving cell are less than or equal to low priority adjacent area
Measure thresholding；In the case where the cell measurements of serving cell are less than or equal to low priority nearby region measurement thresholding, start to low
The adjacent frequency of priority adjacent area measures；
Low priority cell reselection judgment module, for judging whether current network conditions meet low priority cell reselection
Condition；In the case where current network conditions meet low priority cell re-selection conditions, by user terminal cell reselection to adjacent area
Low priority network cell.
In one embodiment of the invention, the low priority cell re-selection conditions include:
In current network not with other high-priority network cells of serving cell same priority frequency；
The cell measurements of serving cell are less than the second thresholding, wherein the second thresholding is clothes when reselecting to low priority cell
The thresholding of business cell measurements；
The cell measurements for obtaining low priority network neighbor, in preset judgment time interval, low priority network is adjacent
The cell measurements in area are always more than third thresholding, and wherein third thresholding is nearby region measurement value when reselecting to low priority cell
Thresholding.
In one embodiment of the invention, cell measurements obtain module and connect for obtaining the reference signal of measurement cell
Receive performance number, measure cell minimum received signal strength require, measurement cell minimum received signal strength require bias,
The broadcast temporary bias value of the maximum uplink transmission power and measurement cell that allow in terminal measurement cell；According to measurement cell
Reference Signal Received Power value, the minimum received signal strength for measuring cell require, measurement cell minimum received signal strength is wanted
The maximum uplink transmission power that allows in the bias asked, terminal measurement cell and the broadcast temporary bias value for measuring cell determine
Measure the cell measurements of cell, wherein the measurement cell is high-priority network adjacent area, serving cell and low priority net
Any one in network adjacent area.
In one embodiment of the invention, the high-priority network is enhanced machine type communication network；It is described low
Priority networks are narrowband Internet of Things.
The present invention ensure that honeycomb Internet of Things dual-mode terminal by Idle state cell re-selection procedure between introducing honeycomb Internet of Things
The mobility of Idle state between honeycomb Internet of Things provides good business experience for user.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
Some embodiments of invention for those of ordinary skill in the art without creative efforts, can be with
It obtains other drawings based on these drawings.
The schematic diagram of method one embodiment that Fig. 1 interoperates between honeycomb Internet of Things access technology of the present invention.
Fig. 2 is one embodiment of the invention user terminal from NB-IoT network reselection to the schematic diagram of eMTC network.
Fig. 3 is the schematic diagram for the cell measurements that one embodiment of the invention obtains measurement cell.
The schematic diagram for another embodiment of method that Fig. 4 interoperates between honeycomb Internet of Things access technology of the present invention.
Fig. 5 is one embodiment of the invention user terminal from eMTC network reselection to the schematic diagram of NB-IoT network.
The schematic diagram of user terminal one embodiment that Fig. 6 interoperates between honeycomb Internet of Things access technology of the present invention.
The schematic diagram for another embodiment of user terminal that Fig. 7 interoperates between honeycomb Internet of Things access technology 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 only a part of the embodiments of the present invention, instead of all the embodiments.Below
Description only actually at least one exemplary embodiment be it is illustrative, never as to the present invention and its application or make
Any restrictions.Based on the embodiments of the present invention, those of ordinary skill in the art are not making creative work premise
Under every other embodiment obtained, shall fall within the protection scope of the present invention.
Unless specifically stated otherwise, positioned opposite, the digital table of the component and step that otherwise illustrate in these embodiments
It is not limited the scope of the invention up to formula and numerical value.
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.
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.
It was found that: when previous aspect is in honeycomb Internet of Things network construction initial stage, it is unable to reach the whole network covering；On the other hand not
Different with operator deployment strategy, NB-IoT, eMTC are complementary to one another.Therefore, in the uncovered place eMTC, if supporting different system
Idle state mobility between system provides basic service by cell reselection to NB-IoT, can promote business experience, simplifies system
Signaling process.
Based on this, a kind of method to interoperate between honeycomb Internet of Things access technology and user terminal are proposed.Below by
Specific embodiment is described.
The schematic diagram of method one embodiment that Fig. 1 interoperates between honeycomb Internet of Things access technology of the present invention.Preferably,
The present embodiment can be executed by the device to interoperate between honeycomb Internet of Things access technology of the present invention.Method includes the following steps:
Step 11, judge user terminal is currently resident in high-priority network cell or low priority network cell.
In one embodiment of the invention, the priority cell reselection priority of network cell
CellReselectionPriority is indicated.
In one embodiment of the invention, the high-priority network is enhanced machine type communication network；It is described low
Priority networks are narrowband Internet of Things.
Step 12, if user terminal is currently resident in low priority network cell, high-priority network is carried out always
The carrier wave of adjacent area measures.
Step 13, the cell measurements of high-priority network adjacent area are obtained.
Step 14, judge whether the cell measurements of high-priority network adjacent area are greater than the first thresholding, wherein the first thresholding
The thresholding of nearby region measurement value when for gravity treatment to high priority cell.
Step 15, if the cell measurements of high-priority network adjacent area are greater than the first thresholding, by user terminal cell weight
It selects to adjacent area high-priority network cell.
In one embodiment of the invention, if the cell that the method can also include: high-priority network adjacent area is surveyed
Magnitude is greater than the first thresholding, then judgement is predetermined determined in the period, and always whether the cell measurements of high-priority network adjacent area
Greater than the first thresholding；If predetermined determined in the period, the cell measurements of high-priority network adjacent area are always more than the first thresholding,
The step of then executing user terminal cell reselection to adjacent area high-priority network cell.
The method to interoperate between the honeycomb Internet of Things access technology provided based on the above embodiment of the present invention, by introducing bee
Idle state cell re-selection procedure between nest Internet of Things, ensure that the shifting of honeycomb Internet of Things dual-mode terminal Idle state between honeycomb Internet of Things
Dynamic property, provides good business experience for user.
In one embodiment of the invention, the high-priority network and low priority network are respectively two different
Honeycomb Internet of Things.
In one particular embodiment of the present invention, the high-priority network is enhanced machine type communication network；Institute
Stating low priority network is narrowband Internet of Things.
In the different system Idle state cell reselection of eMTC and NB-IoT, setting eMTC carrier wave priority is high, NB-IoT carrier wave
Priority is low, so as to the preferred eMTC network offering services of dual-mode terminal, and different system is introduced in eMTC and NB-IoT system message
System cell reselection parameters, are issued by broadcast.
Fig. 2 is one embodiment of the invention user terminal from NB-IoT network reselection to the schematic diagram of eMTC network.It is preferred that
, the present embodiment can be executed by the device to interoperate between honeycomb Internet of Things access technology of the present invention.As shown in Fig. 2, this method packet
Include following steps:
Step 21, user terminal UE resides in NB-IoT network.
Step 22, when user terminal moves into eMTC coverage area, NB-IoT signal weaker, eMTC network signal becomes
By force.When user terminal moves into eMTC coverage area, since eMTC carrier wave priority is high, UE carries out eMTC carrier wave survey always
Amount.
Step 23, judge whether to meet high priority cell re-selection conditions.If meeting high priority cell re-selection conditions,
Execute step 24；Otherwise, if being unsatisfactory for high priority cell re-selection conditions, 21 are thened follow the steps, that is, user terminal UE is still resident
In NB-IoT network.
Step 24, by user terminal cell reselection to eMTC cell.So that user terminal resides in eMTC cell.
In one embodiment of the invention, the high priority cell re-selection conditions in step 23 may include: high preferential
The cell measurements of grade network neighbor are greater than the first thresholding Snonservingcell,X> Threshx,high, and the predetermined judgement period
Treselection_eMTCIt is interior, the cell measurements S of high-priority network adjacent areanonservingcell,xIt is always more than the first thresholding
Threshx,high, wherein Snonservingcell,xIndicate that frequency point X in adjacent area (obtains the cell measurements of measurement cell according to S criterion
SrxlevMethod) cell measurements of high-priority network adjacent area that are calculated.
It, can be according to NB-IoT and eMTC when the above embodiment of the present invention may be implemented user terminal and reside in NB-IoT
Idle state cell re-selection procedure between RAT, by user terminal cell reselection to eMTC cell.Thereby ensure that NB-IoT and eMTC are bis-
The mobility of mould terminal Idle state between honeycomb Internet of Things can provide good business experience for user.
Fig. 3 is the schematic diagram for the cell measurements that one embodiment of the invention obtains measurement cell.Wherein, the measurement is small
Area is any one in high-priority network adjacent area, serving cell and low priority network neighbor.As shown in figure 3, described obtain
Take measurement cell cell measurements may include:
Step 31, the Reference Signal Received Power value Q of measurement cell is obtainedrxlevmeas, the minimum of measurement cell receive signal
Intensity requirement Qrxlevmin(unit dBm), measurement cell minimum received signal strength QrxlevminBias Qrxlevminoffset, eventually
Hold the maximum uplink transmission power P allowed in measurement cellcompensationWith the broadcast temporary bias value of measurement cell
Qoffsettemp。
Wherein, the Reference Signal Received Power value Q of cell is measuredrxlevmeasIt is that user terminal measurement obtains, unit dB.
QrxlevminoffsetIt indicates to work as and resides in VPLMN (Virtual Public Land Mobile Network, virtual public affairs
Altogether land mobile network) on UE search high-priority PLMN (Public Land Mobile Network, public land move
Dynamic network) when, ping-pong in order to prevent, the certain deviation amount that can be set, unit dBm.
Pcompensation=max (PEMAX–PPowerClass, 0), PEMAXEmit function for the UE maximum uplink allowed in the cell
Rate, unit dBm, PPowerClassThe maximum uplink transmission power determined by UE ability, unit dBm
Step 32, according to the Reference Signal Received Power value Q of measurement cellrxlevmeas, the minimum of measurement cell receive signal
Intensity requirement Qrxlevmin, measurement cell minimum received signal strength QrxlevminBias Qrxlevminoffset, terminal measuring
The maximum uplink transmission power P allowed in cellcompensationWith the broadcast temporary bias value Qoffset of measurement celltempIt determines
Measure the cell measurements S of cellrxlev。
In one embodiment of the invention, step 32 can determine the cell measurements of measurement cell according to formula (1)
Srxlev。
Srxlev=Qrxlevmeas–(Qrxlevmin+Qrxlevminoffset)–Pcompensation-Qoffsettemp (1)
The above embodiment of the present invention can be according to the different system cell gravity treatment introduced in eMTC and NB-IoT system message
Parameter obtains the cell measurements S of measurement cellrxlev, later can according to measurement cell cell measurements judge whether by
Carry out cell reselection.
The schematic diagram for another embodiment of method that Fig. 4 interoperates between honeycomb Internet of Things access technology of the present invention.Preferably,
The present embodiment can be executed by the device to interoperate between honeycomb Internet of Things access technology of the present invention.Fig. 1 embodiment step 11 it
Afterwards, this method may also comprise the following steps::
Step 41, if user terminal is currently resident in high-priority network (such as eMTC network) cell, determine to use
Whether the residence time of family terminal is greater than predetermined residence time interval.
Step 42, if the residence time of user terminal is greater than predetermined residence time interval, the cell of serving cell is obtained
Measured value.
Step 43, judge whether the cell measurements of serving cell are less than or equal to low priority nearby region measurement thresholding.
Step 44, if the cell measurements of serving cell are less than or equal to low priority nearby region measurement thresholding, start to low
The adjacent frequency of priority adjacent area measures.
Step 45, judge whether current network conditions meet low priority cell re-selection conditions.
In one embodiment of the invention, the low priority cell re-selection conditions may include:
The first, in current network not with other high-priority network cells of serving cell same priority frequency.
The second, the cell measurements of serving cell are less than the second thresholding, wherein the second thresholding is small to reselect to low priority
The thresholding of serving cell measured value when area.
Third, the cell measurements for obtaining low priority network neighbor, in preset judgment time interval, low priority net
The cell measurements of network adjacent area are always more than third thresholding, and wherein third thresholding is nearby region measurement when reselecting to low priority cell
The thresholding of value.
Step 46, if current network conditions meet low priority cell re-selection conditions, extremely by user terminal cell reselection
Adjacent area low priority network cell.
The above embodiment of the present invention additionally provides dual mode/multi-mode terminal, and badly arriving in high-priority network signal cannot take
Before business, in advance by cell reselection to low priority network, guarantee that wireless network covering is continuous, core net is without again attached
?.
In one embodiment of the invention, when the different system Idle state cell reselection of eMTC and NB-IoT, setting eMTC is carried
Wave priority is high, and NB-IoT carrier wave priority is low, so as to the preferred eMTC network offering services of dual-mode terminal, and in eMTC and NB-
Different system cell reselecting parameters are introduced in IoT system message, are issued by broadcast.
Fig. 5 is one embodiment of the invention user terminal from eMTC network reselection to the schematic diagram of NB-IoT network.It is preferred that
, the present embodiment can be executed by the device to interoperate between honeycomb Internet of Things access technology of the present invention.As shown in figure 5, this method is also
It may comprise steps of:
Step 51, user terminal UE resides in eMTC network.
Step 52, user terminal UE removes eMTC coverage area, when into NB-IoT coverage area, eMTC signal weaker,
NB-IoT network signal becomes strong.
Step 53, judge whether user terminal meets NB-IoT adjacent frequency measurement entry condition.If meeting the survey of NB-IoT adjacent frequency
Entry condition is measured, thens follow the steps 53；Otherwise, if meeting NB-IoT adjacent frequency measurement entry condition, 51 are thened follow the steps, that is, use
Family terminal UE still resides in eMTC network.
In one embodiment of the invention, as shown in figure 5, NB-IoT adjacent frequency measurement entry condition may include:
The first, the residence time of user terminal is greater than predetermined residence time interval.
Such as: in one embodiment, the predetermined residence time interval can be 1s.
The second, the cell measurements S of serving cellservingcellLess than or equal to low priority nearby region measurement thresholding
Snonintrasearch。
In another embodiment of the invention, step 53 may include: persistently to carry out the survey of this cell after UE is successfully resident
Amount is calculated according to RSRP (Reference Signal Receiving Power, Reference Signal Received Power) measurement result
Sservingcell, and by itself and SnonintrasearchCompare, as whether start adjacent frequency measurement judgment condition.
The cell measurements S of serving cell is determined in the above embodiment of the present inventionservingcellWhen, it can will service
Cell executes Fig. 3 embodiment as measurement cell, and the cell measurements of serving cell are determined according to formula (1)
Sservingcell。
Step 54, user terminal starting NB-IoT adjacent frequency measurement.
Step 55, judge whether current network conditions meet low priority cell (adjacent area NB-IoT cell) reselection conditions.
If meeting low priority cell re-selection conditions, 56 are thened follow the steps；Otherwise, it if being unsatisfactory for cell re-selection conditions, thens follow the steps
51, that is, user terminal UE still resides in eMTC network.
In one embodiment of the invention, the low priority cell re-selection conditions may include:
The first, other unsuitable with current service cell (eMTC cell) same priority frequency in current network
EMTC cell.
The second, the cell measurements Sservingcell of serving cell is less than or equal to low priority nearby region measurement thresholding
ThreshServing,Low。
Third, the cell measurements S for obtaining low priority network neighbor (NB-IoT cell)nonservingcell,x, predetermined
Judge time interval Treselection_NBInterior, the cell measurements of low priority network neighbor are always more than third thresholding
Threshx,low。
The cell measurements of low priority network neighbor (NB-IoT cell) are determined in the above embodiment of the present invention
Snonservingcell,xWhen, it is real can to execute Fig. 3 by low priority network neighbor (NB-IoT cell) as measurement cell
Example is applied, and determines the cell measurements S of serving cell according to formula (1)nonservingcell,x。
Step 56, UE cell reselection is to adjacent area NB-IoT cell.
It is found by the applicant that: the prior art: dual mode/multi-mode terminal is realized by privately owned algorithm.Original eMTC cell signal declines
It reduces to a certain degree, after Radio Link Failure, discovery does not have eMTC network, and terminal carries out NB-IoT web search cell synchronous,
Re-initiate initial cell selection process.
The thinking of the above embodiment of the present invention is before eMTC network signal is badly arrived and cannot be serviced, and dual-mode/multi-mode is whole
End guarantees that wireless network covering is continuous, core net without adhering to again in advance by cell reselection to NB network.
The above embodiment of the present invention is by the Idle state cell reselection of the different system of eMTC and NB-IoT, in eMTC network without covering
The place of lid guarantees covering continuity, provides basic service by cell reselection to NB network.
In Fig. 1-Fig. 5 any embodiment of the present invention, the method can also include: the configuration distributing of relevant parameter,
In, the configuration distributing of the relevant parameter may include:
Firstly, serving cell S criterion relevant parameter is in system message SIB3
It is defined in CellReselectionServingFreqInfo IE, including Snonintrasearch, ThreshServing,LowWith
CellReselectionPriority。
Then, Thresh is issued in newly-increased system messagex,high, Threshx,low, define adjacent cell frequency point X ratio and work as
When preceding serving cell frequency Y priority is high or low, the threshold value that UE is used, adjacent cell frequency point x-priority
CellReselectionPriority is also issued in newly-increased system message.
Wherein, SservingcellIndicate the value that serving cell is calculated according to S criterion, Snonservingcell,xIndicate adjacent area
The value that frequency point X is calculated according to S criterion.
SnonintrasearchWhen different system cell gravity treatment, the threshold parameter of different cell reselection measurement is judged whether to.Different system
System cell reselection, if the priority of neighboring community is higher than serving cell, UE needs to carry out different cell reselection measurement always；If
The priority of neighboring community is lower than serving cell, as serving cell Srxlev SnonIntraSearchWhen, start adjacent cell measurement.
CellReselectionPriority indicates the priority of alien-frequency district gravity treatment, the value between 0 to 7, wherein 0
It is minimum to represent priority.
ThreshServing,LowIndicate UE when reselecting to the lower cell of priority, the measurement thresholding of serving cell.
Threshx,higWhen expression reselects to high priority cell, the high measurement thresholding of Target cell X frequency point.
Threshx,lowWhen expression reselects to low priority cell, the low measurement thresholding of Target cell X frequency point.
It, can be according to NB-IoT and eMTC when the above embodiment of the present invention may be implemented user terminal and reside in eMTC RAT
Idle state cell re-selection procedure between RAT, by user terminal cell reselection to NB-IoT cell.Thereby ensure that NB-IoT and eMTC
The mobility of dual-mode terminal Idle state between honeycomb Internet of Things can provide good business experience for user.
The above embodiment of the present invention guarantees NB- by Idle state cell re-selection procedure between introducing NB-IoT and eMTC RAT
The mobility of IoT and eMTC dual-mode terminal Idle state between honeycomb Internet of Things, to provide good business experience for user.
The schematic diagram of user terminal one embodiment that Fig. 6 interoperates between honeycomb Internet of Things access technology of the present invention.Such as
Shown in Fig. 6, the dual-mode/multi-mode user terminal for interoperating between honeycomb Internet of Things access technology may include residing network
Network judgment module 61, carrier wave measurement module 62, cell measurements obtain module 63 and high priority cell reselection judgment module 64,
Wherein:
Resident network judgment module 61 is currently resident in high-priority network cell or low for judge user terminal
Priority networks cell.
In one embodiment of the invention, the high-priority network is enhanced machine type communication network；It is described low
Priority networks are narrowband Internet of Things.
Carrier wave measurement module 62, in the case where being currently resident in low priority network cell, beginning in user terminal
The carrier wave measurement of high-priority network adjacent area is carried out eventually.
Cell measurements obtain module 63, for obtaining the cell measurements of high-priority network adjacent area.
Whether high priority cell reselection judgment module 64, the cell measurements for judging high-priority network adjacent area are big
In the first thresholding, wherein when the first thresholding is gravity treatment to high priority cell nearby region measurement value thresholding；In high-priority network
It is in the case that the cell measurements of adjacent area are greater than the first thresholding, user terminal cell reselection is small to adjacent area high-priority network
Area.
In one embodiment of the invention, high priority cell reselection judgment module 64 can be used in high priority net
In the case that the cell measurements of network adjacent area are greater than the first thresholding, judge in the predetermined judgement period, high-priority network adjacent area
Cell measurements whether be always more than the first thresholding；Determine in the period predetermined, the cell of high-priority network adjacent area is surveyed
In the case that magnitude is always more than the first thresholding, execute user terminal cell reselection to the behaviour of adjacent area high-priority network cell
Make.
The method to interoperate between the honeycomb Internet of Things access technology provided based on the above embodiment of the present invention, by introducing bee
Idle state cell re-selection procedure between nest Internet of Things, ensure that the shifting of honeycomb Internet of Things dual-mode terminal Idle state between honeycomb Internet of Things
Dynamic property, provides good business experience for user.
It, can be according to NB-IoT and eMTC when the above embodiment of the present invention may be implemented user terminal and reside in NB-IoT
Idle state cell re-selection procedure between RAT, by user terminal cell reselection to eMTC cell.Thereby ensure that NB-IoT and eMTC are bis-
The mobility of mould terminal Idle state between honeycomb Internet of Things can provide good business experience for user.
The schematic diagram for another embodiment of user terminal that Fig. 7 interoperates between honeycomb Internet of Things access technology of the present invention.With
Embodiment illustrated in fig. 6 is compared, in the embodiment shown in fig. 7, the bimodulus for interoperating between honeycomb Internet of Things access technology/
Multimode user terminal can also include residence time judgment module 65, measurement starting judgment module 66 and low priority cell reselection
Judgment module 67, in which:
Residence time judgment module 65, in user terminal the case where being currently resident in high-priority network cell
Under, determine whether the residence time of user terminal is greater than predetermined residence time interval.
Cell measurements obtain module 63 and can be also used between the residence time of user terminal is greater than predetermined residence time
In the case where, the cell measurements of serving cell are obtained.
Measurement starting judgment module 66, for judging whether the cell measurements of serving cell are less than or equal to low priority neighbour
Region measurement thresholding；In the case where the cell measurements of serving cell are less than or equal to low priority nearby region measurement thresholding, starting pair
The adjacent frequency of low priority adjacent area measures.
Low priority cell reselection judgment module 67, for judging whether current network conditions meet low priority cell weight
Select condition；In the case where current network conditions meet low priority cell re-selection conditions, by user terminal cell reselection to neighbour
Area low priority network cell.
In one embodiment of the invention, the low priority cell re-selection conditions may include: not have in current network
Having in other high-priority network cell same priority frequencies with serving cell same priority frequency does not have other suitable height
Priority networks cell；The cell measurements of serving cell are less than the second thresholding, wherein the second thresholding is to reselect to low priority
The thresholding of serving cell measured value when cell；And the cell measurements of low priority network neighbor are obtained, in preset judgment
Between interval in, the cell measurements of low priority network neighbor are always more than third thresholding, wherein third thresholding be reselect to it is low
The thresholding of nearby region measurement value when priority cell.
In one embodiment of the invention, cell measurements, which obtain module 63, can be used for obtaining the reference of measurement cell
Signal reception power value, the minimum received signal strength for measuring cell require, measurement cell minimum received signal strength requires
The broadcast temporary bias value of the maximum uplink transmission power allowed and measurement cell in bias, terminal measurement cell；According to survey
The Reference Signal Received Power value for measuring cell, the minimum received signal strength for measuring cell require, measurement cell minimum receives letter
The maximum uplink transmission power that allows in the bias of number intensity requirement, terminal measurement cell and the broadcast for measuring cell are temporarily inclined
Set the cell measurements that value determines measurement cell, wherein the measurement cell is high-priority network adjacent area, serving cell and low
Any one in priority networks adjacent area.
The above embodiment of the present invention additionally provides dual mode/multi-mode terminal, and badly arriving in high-priority network signal cannot take
Before business, in advance by cell reselection to low priority network, guarantee that wireless network covering is continuous, core net is without again attached
?.
The thinking of the above embodiment of the present invention is before eMTC network signal is badly arrived and cannot be serviced, and dual-mode/multi-mode is whole
End guarantees that wireless network covering is continuous, core net without adhering to again in advance by cell reselection to NB network.
The above embodiment of the present invention is by the Idle state cell reselection of the different system of eMTC and NB-IoT, in eMTC network without covering
The place of lid guarantees covering continuity, provides basic service by cell reselection to NB network.
It, can be according to NB-IoT and eMTC when the above embodiment of the present invention may be implemented user terminal and reside in eMTC RAT
Idle state cell re-selection procedure between RAT, by user terminal cell reselection to NB-IoT cell.Thereby ensure that NB-IoT and eMTC
The mobility of dual-mode terminal Idle state between honeycomb Internet of Things can provide good business experience for user.
The above embodiment of the present invention guarantees NB- by Idle state cell re-selection procedure between introducing NB-IoT and eMTC RAT
The mobility of IoT and eMTC dual-mode terminal Idle state between honeycomb Internet of Things, to provide good business experience for user.
The user terminal to interoperate between honeycomb Internet of Things access technology described above can be implemented as executing
General processor, programmable logic controller (PLC) (PLC), the digital signal processor (DSP), dedicated collection of function described herein
At circuit (ASIC), field programmable gate array (FPGA), either other programmable logic device, discrete gate or transistor are patrolled
Volume device, discrete hardware components or it is any appropriately combined.
So far, the present invention is described in detail.In order to avoid covering design of the invention, 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.
Those of ordinary skill in the art will appreciate that realizing that all or part of the steps of above-described embodiment can pass through hardware
It completes, relevant hardware can also be instructed to complete by program, the program can store in a kind of computer-readable
In storage medium, storage medium mentioned above can be read-only memory, disk or CD etc..
Description of the invention is given for the purpose of illustration and description, and is not exhaustively or will be of the invention
It is limited to disclosed form.Many modifications and variations are obvious for the ordinary skill in the art.It selects and retouches
It states embodiment and is to more preferably illustrate the principle of the present invention and practical application, and those skilled in the art is enable to manage
The solution present invention is to design various embodiments suitable for specific applications with various modifications.
Claims (12)
1. a kind of method to interoperate between honeycomb Internet of Things access technology characterized by comprising
Judge user terminal is currently resident in high-priority network cell or low priority network cell；
If user terminal is currently resident in low priority network cell, the carrier wave for carrying out high-priority network adjacent area always is surveyed
Amount；
Obtain the cell measurements of high-priority network adjacent area；
Judge whether the cell measurements of high-priority network adjacent area are greater than the first thresholding, wherein the first thresholding is that gravity treatment is supreme excellent
The thresholding of nearby region measurement value when first grade cell；
If the cell measurements of high-priority network adjacent area are greater than the first thresholding, by user terminal cell reselection to adjacent area Gao You
First grade network cell.
2. the method according to claim 1, wherein further include:
If the cell measurements of high-priority network adjacent area are greater than the first thresholding, judge in the predetermined judgement period, Gao Youxian
Whether the cell measurements of grade network neighbor are always more than the first thresholding；
If predetermined determined in the period, the cell measurements of high-priority network adjacent area are always more than the first thresholding, then execute by
The step of user terminal cell reselection to adjacent area high-priority network cell.
3. the method according to claim 1, wherein further include:
If user terminal is currently resident in high-priority network cell, it is pre- to determine whether the residence time of user terminal is greater than
Determine residence time interval；
If the residence time of user terminal is greater than predetermined residence time interval, the cell measurements of serving cell are obtained；
Judge whether the cell measurements of serving cell are less than or equal to low priority nearby region measurement thresholding；
If the cell measurements of serving cell are less than or equal to low priority nearby region measurement thresholding, start to low priority adjacent area
Adjacent frequency measurement；
Judge whether current network conditions meet low priority cell re-selection conditions；
If current network conditions meet low priority cell re-selection conditions, by user terminal cell reselection to adjacent area low priority
Network cell.
4. according to the method described in claim 3, it is characterized in that, the low priority cell re-selection conditions include:
In current network not with other high-priority network cells of serving cell same priority frequency；
The cell measurements of serving cell are less than the second thresholding, wherein the second thresholding is small to service when reselecting to low priority cell
The thresholding of region measurement value；
The cell measurements for obtaining low priority network neighbor, in preset judgment time interval, low priority network neighbor
Cell measurements are always more than third thresholding, and wherein third thresholding is the door of nearby region measurement value when reselecting to low priority cell
Limit.
5. method according to any of claims 1-4, which is characterized in that obtain the cell measurements packet of measurement cell
It includes:
The Reference Signal Received Power value for obtaining measurement cell, the minimum received signal strength for measuring cell require, measure cell
The bias of minimum received signal strength requirement, terminal measure the maximum uplink transmission power allowed in cell and measure cell
Broadcast temporary bias value；
According to the Reference Signal Received Power value of measurement cell, the minimum received signal strength requirement for measuring cell, measurement cell
The bias of minimum received signal strength requirement, terminal measure the maximum uplink transmission power allowed in cell and measure cell
Broadcast the cell measurements that temporary bias value determines measurement cell；
Wherein, the measurement cell is any one in high-priority network adjacent area, serving cell and low priority network neighbor
?.
6. method according to any of claims 1-4, which is characterized in that
The high-priority network is enhanced machine type communication network；
The low priority network is narrowband Internet of Things.
7. the user terminal to interoperate between a kind of honeycomb Internet of Things access technology characterized by comprising
Resident network judgment module is currently resident in high-priority network cell or low priority for judge user terminal
Network cell；
Carrier wave measurement module, in the case where being currently resident in low priority network cell, being carried out always in user terminal
The carrier wave of high-priority network adjacent area measures；
Cell measurements obtain module, for obtaining the cell measurements of high-priority network adjacent area；
High priority cell reselection judgment module, for judging whether the cell measurements of high-priority network adjacent area are greater than first
Thresholding, wherein the first thresholding be gravity treatment to high priority cell when nearby region measurement value thresholding；In high-priority network adjacent area
In the case that cell measurements are greater than the first thresholding, by user terminal cell reselection to adjacent area high-priority network cell.
8. user terminal according to claim 7, which is characterized in that
High priority cell reselection judgment module is used to be greater than the first thresholding in the cell measurements of high-priority network adjacent area
In the case of, judge in the predetermined judgement period, whether the cell measurements of high-priority network adjacent area are always more than the first thresholding；
In the case where the predetermined cell measurements for determining high-priority network adjacent area in the period are always more than the first thresholding, execute
By user terminal cell reselection to the operation of adjacent area high-priority network cell.
9. user terminal according to claim 7, which is characterized in that further include:
Residence time judgment module, in the case where being currently resident in high-priority network cell, determining in user terminal
Whether the residence time of user terminal is greater than predetermined residence time interval；
Cell measurements obtain module and are also used in the case where the residence time of user terminal is greater than predetermined residence time interval,
Obtain the cell measurements of serving cell；
Measurement starting judgment module, for judging whether the cell measurements of serving cell are less than or equal to low priority nearby region measurement
Thresholding；In the case where the cell measurements of serving cell are less than or equal to low priority nearby region measurement thresholding, starting is to low preferential
The adjacent frequency measurement of grade adjacent area；
Low priority cell reselection judgment module, for judging whether current network conditions meet low priority cell reselection item
Part；It is in the case where current network conditions meet low priority cell re-selection conditions, user terminal cell reselection is low to adjacent area
Priority networks cell.
10. user terminal according to claim 9, which is characterized in that the low priority cell re-selection conditions include:
In current network not with other high-priority network cells of serving cell same priority frequency；
The cell measurements of serving cell are less than the second thresholding, wherein the second thresholding is small to service when reselecting to low priority cell
The thresholding of region measurement value；
The cell measurements for obtaining low priority network neighbor, in preset judgment time interval, low priority network neighbor
Cell measurements are always more than third thresholding, and wherein third thresholding is the door of nearby region measurement value when reselecting to low priority cell
Limit.
11. the user terminal according to any one of claim 7-10, which is characterized in that
Cell measurements obtain module and are used to obtain the reference signal signal reception power value of measurement cell, measure the minimum of cell
Received signal strength requires, allows most in the bias of measurement cell minimum received signal strength requirement, terminal measurement cell
The broadcast temporary bias value of big uplink transmission power and measurement cell；According to the Reference Signal Received Power value of measurement cell, survey
The minimum received signal strength requirement for measuring cell, the bias for measuring the requirement of cell minimum received signal strength, terminal measurement are small
The broadcast temporary bias value of the maximum uplink transmission power and measurement cell that allow in area determines the cell measurements of measurement cell,
Wherein, the measurement cell is any one in high-priority network adjacent area, serving cell and low priority network neighbor.
12. the user terminal according to any one of claim 7-10, which is characterized in that
The high-priority network is enhanced machine type communication network；
The low priority network is narrowband Internet of Things.
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