CN109561475A - Indicate and obtain method, apparatus, base station and the user equipment of adjacent area timing information - Google Patents
Indicate and obtain method, apparatus, base station and the user equipment of adjacent area timing information Download PDFInfo
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- CN109561475A CN109561475A CN201710889124.3A CN201710889124A CN109561475A CN 109561475 A CN109561475 A CN 109561475A CN 201710889124 A CN201710889124 A CN 201710889124A CN 109561475 A CN109561475 A CN 109561475A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W36/00—Hand-off or reselection arrangements
- H04W36/0005—Control or signalling for completing the hand-off
- H04W36/0055—Transmission or use of information for re-establishing the radio link
- H04W36/0061—Transmission or use of information for re-establishing the radio link of neighbour cell information
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W36/00—Hand-off or reselection arrangements
- H04W36/16—Performing reselection for specific purposes
- H04W36/18—Performing reselection for specific purposes for allowing seamless reselection, e.g. soft reselection
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W56/00—Synchronisation arrangements
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Abstract
The present invention provides method, apparatus, base station and the user equipment of a kind of instruction and acquisition adjacent area timing information.In base station side, the described method includes: when UE is there are multiple serving cells and has obtained the corresponding at least two sets of timing informations of the multiple serving cell, before UE carries out cell discovery and measurement to adjacent area, the multiple serving cells for sending the adjacent area and UE to UE indicate there are the first of timing synchronizing information and send second of the synchronized relation between the adjacent area timing at least two sets of timing corresponding with the acquired multiple serving cells of UE to UE to indicate, alternatively, only sending first instruction of multiple serving cells there are timing synchronizing information of the adjacent area and UE to UE.The present invention can be when there are synchronized relations when multiple asynchronous serving cells, between instruction adjacent area and multiple asynchronous serving cells of UE by UE.
Description
Technical field
The present invention relates to wireless communication technology field more particularly to it is a kind of instruction and acquisition adjacent area timing information method,
Device, base station and user equipment.
Background technique
In NR (New Radio, newly eat dishes without rice or wine) system, if UE (User Equipment, user equipment) is to adjacent area
The timing information that can get adjacent area before doing cell discovery and measurement, then facilitate UE and estimate adjacent area SS block
The position that (Synchronization Signal block, synchronization signal block) is likely to occur, and after finding synchronization signal block
The identification information that the synchronization signal block can be estimated avoids UE from being needed in measurement and handoff procedure by parse PBCH
(Physical Broadcast Channel, Physical Broadcast Channel) reads MIB (Master Information Block, master
Block of information) mode of information obtains the identification information of synchronization signal block.The auxiliary indicating mode of this adjacent area timing helps to contract
Short corresponding measurement, handover delay and complexity.
In 3GPP (3rd Generation Partnership Project, third generation partner program) about cell
Between in the discussion that is simultaneously indicated, have agreed to the synchronized relation introduced between 1 bit information instruction adjacent area and the serving cell of UE, when
When adjacent area is synchronous with the serving cell of UE, UE can be obtained the mark letter of synchronization signal block under the premise of not parsing PBCH
Breath.But this method in UE there are indicating that ability is inadequate when multiple asynchronous serving cells, such as under dual link scene, such as
MSG (Master Cell Group, main plot group) and SCG (Secondary Cell Group, secondary cell group) where fruit UE
Cell and it is asynchronous when, be difficult to indicate that adjacent area is specific and the serving cell of which or which kind of UE is with 1 bit information
Timing synchronization.
Summary of the invention
Method, apparatus, base station and the user equipment of instruction and acquisition adjacent area timing information provided by the invention, can work as UE
There are when multiple asynchronous serving cells, the synchronized relation between adjacent area and multiple asynchronous serving cells of UE is indicated.
In a first aspect, the present invention provides a kind of method for indicating adjacent area timing information, the method is applied to base station, described
Method includes:
When UE is there are multiple serving cells and has obtained the corresponding at least two sets of timing informations of the multiple serving cell,
Before UE carries out cell discovery and measurement to adjacent area, sending multiple serving cells of the adjacent area and UE to UE, there are timing letters
The first of breath synchronization indicates and sends the adjacent area timing corresponding with the acquired multiple serving cells of UE at least two to UE
The second instruction of the synchronized relation between timing is covered, alternatively, only existing to multiple serving cells that UE sends the adjacent area and UE
The first synchronous instruction of timing information.
Optionally, when the number of serving cell is greater than or equal to the tricks of timing information, described second is designated as identifying
At least one bit of a set of timing information synchronous with the adjacent area timing information.
Optionally, when the number of serving cell is greater than or equal to the tricks of timing information, described second is designated as identifying
With multiple bits of the id information of a serving cell of the adjacent area timing synchronization or more with the adjacent area timing synchronization
Multiple bits of the id information of one of serving cell in a serving cell.
Optionally, described at least two sets corresponding with the acquired multiple serving cells of UE to the UE transmission adjacent area timing
Second instruction of the synchronized relation between timing includes: acquired to the UE transmission adjacent area timing and UE by RRC signaling
Second instruction of the synchronized relation between the corresponding at least two sets of timing of multiple serving cells.
Second aspect, the present invention provide a kind of method for obtaining adjacent area timing information, and the method is applied to user equipment,
The described method includes:
When UE is there are multiple serving cells and has obtained the corresponding at least two sets of timing informations of the multiple serving cell,
Before carrying out cell discovery and measurement to adjacent area, in the presence of the multiple serving cells for receiving the adjacent area and UE that base station is sent
First instruction of sequence synchronizing information and the adjacent area timing and the acquired multiple serving cells pair of UE for receiving base station transmission
Second instruction of the synchronized relation between at least two sets of timing answered, alternatively, only receiving the adjacent area and UE that base station is sent
There are the first instructions of timing synchronizing information for multiple serving cells；
It is determined in timing and at least two sets of timing informations of the adjacent area according to first instruction and the second instruction
Which set timing information it is synchronous, alternatively, when determining the timing of the adjacent area with described at least two sets according to first instruction
Which set timing information in sequence information is synchronous.
Optionally, it described second is designated as identifying at least the one of a set of timing information synchronous with the adjacent area timing information
A bit, the timing and at least two sets of timing informations according to first instruction and the determining adjacent area of the second instruction
In which set timing information to synchronize include: to determine the timing of the adjacent area according to the bit information of at least one bit
It is synchronous with which set timing information at least two sets of timing informations.
Optionally, described second the more of mark and the id information of a serving cell of the adjacent area timing synchronization are designated as
A bit is multiple with the id information of one of serving cell in multiple serving cells of the adjacent area timing synchronization
Bit, it is described to be determined in timing and at least two sets of timing informations of the adjacent area according to first instruction and the second instruction
Which set timing information to synchronize include: to determine corresponding id information according to the bit information of the multiple bit, and determine institute
The timing for stating adjacent area is synchronous with having the timing information of serving cell of the id information.
Optionally, described to be determined in timing and at least two sets of timing informations of the adjacent area according to first instruction
Which set timing information synchronize and comprise determining that the timing of the adjacent area is synchronous with the timing information of current main serving cell.
Optionally, the adjacent area timing for receiving base station transmission and the acquired multiple serving cells of UE are corresponding extremely
Second instruction of the synchronized relation between few two sets of timing includes: to receive the adjacent area timing that base station is sent by RRC signaling
Second instruction of the synchronized relation between at least two sets of timing corresponding with the acquired multiple serving cells of UE.
The third aspect, the present invention provide a kind of device for indicating adjacent area timing information, and described device is located at base station, the dress
It sets and includes:
First transmission unit, for when UE is there are multiple serving cells and to have obtained the multiple serving cell corresponding extremely
When few two sets timing informations, before UE carries out cell discovery to adjacent area and measures, the multiple of the adjacent area and UE are sent to UE
There are the first instructions of timing synchronizing information for serving cell；
Second transmission unit, for sending the adjacent area and multiple serving cells of UE to UE in first transmission unit
There are while the first instruction of timing synchronizing information or later, the adjacent area timing and the acquired multiple clothes of UE are sent to UE
Second instruction of the synchronized relation between the corresponding at least two sets of timing of cell of being engaged in.
Optionally, when the number of serving cell is greater than or equal to the tricks of timing information, described second is designated as identifying
At least one bit of a set of timing information synchronous with the adjacent area timing information.
Optionally, when the number of serving cell is greater than or equal to the tricks of timing information, described second is designated as identifying
With multiple bits of the id information of a serving cell of the adjacent area timing synchronization or more with the adjacent area timing synchronization
Multiple bits of the id information of one of serving cell in a serving cell.
Optionally, second transmission unit has been obtained for sending the adjacent area timing to UE by RRC signaling with UE
The corresponding at least two sets of timing of multiple serving cells between synchronized relation second instruction.
Fourth aspect, the present invention provide a kind of device for obtaining adjacent area timing information, and described device is located at user equipment, institute
Stating device includes:
Receiving unit, for there are multiple serving cells and having obtained the multiple serving cell corresponding at least two as UE
When covering timing information, to the multiple of the adjacent area and UE for before adjacent area progress cell discovery and measuring, receiving base station transmission
There are the adjacent area timing and UE of the first instruction of timing synchronizing information and the transmission of reception base station are acquired for serving cell
Second instruction of the synchronized relation between the corresponding at least two sets of timing of multiple serving cells, alternatively, only receiving what base station was sent
There are the first instructions of timing synchronizing information for multiple serving cells of the adjacent area and UE；
Determination unit, for determining the timing and described at least two of the adjacent area according to first instruction and the second instruction
Which the set timing information covered in timing information is synchronous, alternatively, determining timing and the institute of the adjacent area according to first instruction
Which the set timing information stated at least two sets of timing informations is synchronous.
Optionally, it described second is designated as identifying at least the one of a set of timing information synchronous with the adjacent area timing information
A bit, the determination unit determine timing and the institute of the adjacent area for the bit information according at least one bit
Which the set timing information stated at least two sets of timing informations is synchronous.
Optionally, described second the more of mark and the id information of a serving cell of the adjacent area timing synchronization are designated as
A bit is multiple with the id information of one of serving cell in multiple serving cells of the adjacent area timing synchronization
Bit, the determination unit determine corresponding id information for the bit information according to the multiple bit, and described in determination
The timing of adjacent area is synchronous with having the timing information of serving cell of the id information.
Optionally, in the presence of multiple serving cells that the receiving unit only receives the adjacent area that base station is sent and UE
When the first instruction of sequence synchronizing information, the determination unit, for determining the timing and current main serving cell of the adjacent area
Timing information is synchronous.
Optionally, the receiving unit has been obtained for receiving the adjacent area timing that base station is sent by RRC signaling with UE
Second instruction of the synchronized relation between the corresponding at least two sets of timing of multiple serving cells obtained.
5th aspect, the present invention provide a kind of base station, and the base station includes the device of above-mentioned instruction adjacent area timing information.
6th aspect, the present invention provide a kind of user equipment, and the user equipment includes above-mentioned acquisition adjacent area timing information
Device.
Method, apparatus, base station and the user equipment of instruction and acquisition adjacent area timing information provided in an embodiment of the present invention, when
UE is there are multiple serving cells and when having obtained the corresponding at least two sets of timing informations of the multiple serving cell, in UE to adjacent area
Before carrying out cell discovery and measurement, base station to UE sends multiple serving cells of the adjacent area and UE, and there are timing synchronizing informations
The first instruction and send the adjacent area timing at least two sets of timing corresponding with the acquired multiple serving cells of UE to UE
Between synchronized relation the second instruction, thus, UE can determine the adjacent area according to first instruction and the second instruction
Timing is synchronous with which set timing information at least two sets of timing informations, and is subject to benefit in measurement and handoff procedure
With so as to shorten the time delay that UE is measured and switched, reduction complexity.
Detailed description of the invention
Fig. 1 is the flow chart for the method that one embodiment of the invention indicates adjacent area timing information；
Fig. 2 is the flow chart for the method that another embodiment of the present invention obtains adjacent area timing information；
Fig. 3 is the structural schematic diagram for the device that one embodiment of the invention indicates adjacent area timing information；
Fig. 4 is the structural schematic diagram for the device that another embodiment of the present invention obtains adjacent area timing information.
Specific embodiment
In order to make the object, technical scheme and advantages of the embodiment of the invention clearer, below in conjunction with the embodiment of the present invention
In attached drawing, technical scheme in the embodiment of the invention is clearly and completely described, it is clear that described embodiment is only
It is only a part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, ordinary skill
Personnel's every other embodiment obtained without making creative work, shall fall within the protection scope of the present invention.
The embodiment of the present invention provides a kind of method for indicating adjacent area timing information, and the method is applied to base station, such as Fig. 1 institute
Show, which comprises
S11, there are multiple serving cells and the corresponding at least two sets of timing letter of the multiple serving cell has been obtained as UE
When breath, before UE carries out cell discovery and measurement to adjacent area, base station sends the adjacent area and multiple serving cells of UE to UE
The adjacent area timing and the acquired multiple serving cells pair of UE are sent there are the first instruction of timing synchronizing information and to UE
Second instruction of the synchronized relation between at least two sets of timing answered, alternatively, only sending the adjacent area and multiple clothes of UE to UE
There are the first instructions of timing synchronizing information for cell of being engaged in.
Specifically, when the number of serving cell is greater than or equal to the tricks of timing information, described second is designated as identifying
At least one bit of a set of timing information synchronous with the adjacent area timing information.
When the number of serving cell is greater than or equal to the tricks of timing information, described second is designated as mark and the neighbour
Multiple bits of the id information of one serving cell of area's timing synchronization are small with multiple services of the adjacent area timing synchronization
Multiple bits of the id information of one of serving cell in area.
The method of instruction adjacent area timing information provided in an embodiment of the present invention, when UE there are multiple serving cells and has been obtained
When the corresponding at least two sets of timing informations of the multiple serving cell, before UE carries out cell discovery and measurement to adjacent area, base
It stands and sends multiple serving cells of the adjacent area and UE to UE and send institute there are the first instruction of timing synchronizing information and to UE
The second instruction of the synchronized relation between adjacent area timing at least two sets of timing corresponding with the acquired multiple serving cells of UE is stated,
To which UE can be according to the timing and at least two sets of timing informations of first instruction and the determining adjacent area of the second instruction
In which set timing information it is synchronous, and measurement be used in handoff procedure, so as to shorten UE measure with
The time delay of switching reduces complexity.
The method of above-described embodiment instruction adjacent area timing information is described in detail below.
In base station side, base station is the synchronous pass between UE instruction adjacent area timing and more set timing of multiple serving cells of UE
System.
(1) when there are M serving cells by UE, and (M is not less than when having obtained the corresponding N set timing information of M serving cell
N), when base station is the configuring adjacent cell UE information, when base station indicates which set in the adjacent area and UE acquired N set timing information
Sequence information is synchronous.
Base station indicates which of the cell and the acquired N set timing information of UE set timing are same with K bit information
Step.A kind of mode that above-mentioned K bit information indicates N class timing information type is: under dual link scene, when UE is based on clothes
When cell of being engaged in obtains two homochronousness timing informations (first kind is the timing information of MSG, and the second class is the timing information of SCG), base
It stands and indicates the timing information of the adjacent area UE is which homochronousness with above-mentioned two classes timing information with 1 bit information, such as: 0 generation
The table first kind, 1 represents the second class.
(2) when there are M serving cells by UE, and has obtained the respective timing information of M serving cell, when base station is UE
When the information of configuring adjacent cell, base station indicates that the timing of which of the adjacent area and the M serving cell of UE serving cell is synchronous
's.
In the cell list information of measurement object, indicate that the cell and the acquired M service of UE are small with K bit information
Which set timing in the M set timing information in area is synchronous.Above-mentioned K bit information M class timing information type is indicated one
Kind mode is: when UE covers timing information based on the M that serving cell obtains M serving cell, base station indicates UE with K bit information
The timing information of the adjacent area is with which timing information of M serving cell be it is synchronous, K bit is used to indicate the service
The cell ID information of cell.
Specifically, base station can be referred to by RRC (Radio Resource Control, wireless heterogeneous networks) signaling for UE
Show the synchronized relation between above-mentioned adjacent area timing and more set timing of multiple serving cells of UE, which can be in measuring configuration
Instruction, can also indicate in the measurement object in measuring configuration.
Above two mode is to indicate that there are timing between a certain adjacent area and the serving cell of the UE based on base station for UE
After synchronizing information, and UE has been obtained after covering system timing informations more based on the serving cell of multiple and different steps, and further instruction should
Adjacent area is synchronised with which set system timing information in the acquired more set system sequences of UE.Optionally, base station can also for
UE is indicated between a certain adjacent area and the serving cell of the UE there are after timing synchronizing information, no longer using above two mode into
One step specifically indicates that the adjacent area with which acquired set system timing information of UE is synchronous.It is this not indicate further
Mode can be used as a kind of default configuration, indicate that the timing between a certain adjacent area and the serving cell of UE is believed when UE receives base station
When ceasing after synchronizing, and not receiving above-mentioned further synchronizing indication information, UE defaults the adjacent area and UE current main serving cell
Timing synchronization.Wherein, the main serving cell can be the PCell (main plot) of the MCG under dual link scene.
The embodiment of the present invention provides a kind of method for obtaining adjacent area timing information, and the method is applied to UE, such as Fig. 2 institute
Show, which comprises
S21, there are multiple serving cells and the corresponding at least two sets of timing letter of the multiple serving cell has been obtained as UE
When breath, before carrying out cell discovery and measurement to adjacent area, UE receives the adjacent area that base station is sent and multiple services of UE are small
Area is there are the first instruction of timing synchronizing information and receives the adjacent area timing and the acquired multiple clothes of UE that base station is sent
Second instruction of the synchronized relation between the corresponding at least two sets of timing of cell of being engaged in, alternatively, only receiving the neighbour that base station is sent
There are the first instructions of timing synchronizing information for multiple serving cells of area and UE.
S22, UE determine the timing and at least two sets of timing of the adjacent area according to first instruction and the second instruction
Which set timing information in information is synchronous, alternatively, UE according to first instruction determine the adjacent area timing and it is described extremely
Which set timing information in few two sets of timing informations is synchronous.
When at least one ratio that described second is designated as the mark a set of timing information synchronous with the adjacent area timing information
When special, UE determines that the timing of the adjacent area and at least two sets of timing are believed according to the bit information of at least one bit
Which set timing information in breath is synchronous.
When multiple ratios that described second is designated as mark with the id information of a serving cell of the adjacent area timing synchronization
Special or multiple bits with the id information of one of serving cell in multiple serving cells of the adjacent area timing synchronization
When, UE determines corresponding id information according to the bit information of the multiple bit, and determines the timing of the adjacent area and have institute
The timing information for stating the serving cell of id information is synchronous.
When there are the of timing synchronizing information for the adjacent area for only receiving base station transmission UE and multiple serving cells of UE
When one instruction, UE determines that the timing of the adjacent area is synchronous with the timing information of current main serving cell.
The method provided in an embodiment of the present invention for obtaining adjacent area timing information, when UE there are multiple serving cells and has been obtained
When the corresponding at least two sets of timing informations of the multiple serving cell, before UE carries out cell discovery and measurement to adjacent area, UE
Multiple serving cells of the adjacent area and UE that base station is sent are received there are the first instruction of timing synchronizing information and receive base
Synchronized relation between the adjacent area timing at least two sets of timing corresponding with the acquired multiple serving cells of UE sent of standing
The second instruction, thus, UE can be determined according to first instruction and the second instruction the timing of the adjacent area with it is described at least
Which set timing information in two sets of timing informations is synchronous, and is measuring and be used in handoff procedure, so as to shorten
The time delay that UE is measured and switched reduces complexity.
The method for obtaining adjacent area timing information to above-described embodiment below is described in detail.
In the side UE, UE indicates to obtain synchronous between adjacent area timing and more set timing of the more a serving cells of UE based on base station
Relationship.
(1) when there are M serving cells by UE, and (M is not less than when having obtained the corresponding N set timing information of M serving cell
N), UE by the neighboring BS information that base station is UE configuration obtains the adjacent area and when the acquired N of UE covers which set in timing information
Sequence information is synchronous.
UE covers which of timing information set with the acquired N of UE based on the K bit acquisition of information adjacent area that base station indicates
Timing is synchronous.A kind of mode that above-mentioned K bit information indicates N class timing information type is: under dual link scene, when
(first kind is the timing information of MSG, and the second class is the timing of SCG when UE is based on serving cell two homochronousness timing information of acquisition
Information), UE based on 1 bit information used in base station know the adjacent area timing information be with above-mentioned two classes timing information which
Homochronousness, such as: 0 represents the first kind, and 1 represents the second class.
(2) when there are M serving cells by UE, and has obtained the respective timing information of M serving cell, UE passes through base station
Neighboring BS information for UE configuration knows that the timing of which of the adjacent area and the M serving cell of UE serving cell is synchronous
's.
UE covers timing information based on the M of K bit acquisition of information adjacent area and the acquired M serving cell of UE that base station indicates
In which set timing be synchronous.A kind of mode that above-mentioned K bit information indicates M class timing information type is: when UE base
When the M that serving cell obtains M serving cell covers timing information, UE is based on K bit acquisition of information adjacent area indicated by base station
Timing information that be with which timing information of M serving cell be is synchronous, K bit is used to indicate the serving cell
Cell ID information.
Specifically, UE can be by way of RRC signaling from multiple serving cells of base station acquisition adjacent area timing and UE
Cover the synchronized relations between timing, which can indicate in measuring configuration, can also be in the measurement object in measuring configuration more
Instruction.
Above two mode is being obtained between a certain adjacent area that base station is UE instruction and the serving cell of the UE based on UE
There are after timing synchronizing information, and after UE has obtained more set system timing informations based on the serving cell of multiple and different steps, UE into
One step, which obtains, indicates that the adjacent area is synchronised with which specific set system timing information in the acquired more set system sequences of UE.It can
Selection of land, base station can also indicate between a certain adjacent area and the serving cell of the UE there are after timing synchronizing information, no longer for UE
Further specifically indicate that the adjacent area with which acquired set system timing information of UE is synchronous using above two mode.This
The mode that kind does not indicate further indicates that the service of a certain adjacent area and UE are small when UE receives base station as a kind of default configuration
After timing information between area synchronizes, and when not receiving above-mentioned further synchronizing indication information, UE defaults the adjacent area and works as with UE
Preceding main serving cell timing synchronization.Wherein, the main serving cell can be the PCell of the MCG under dual link scene.
The method for obtaining adjacent area timing information to the present invention combined with specific embodiments below is described in detail.
Embodiment 1
There are 4 serving cells (Cell A, Cell B, Cell C, Cell D) by UE.Cell A and Cell B belong to MCG,
Cell A is synchronous with Cell B；Cell C and Cell D belong to SCG, and Cell C is synchronous with Cell D.When base station is that UE configuration is surveyed
When measuring information, the metrical information of Cell E is configured in the cell list of measurement object.It is primarily based on existing achievable mechanism, base
There are timing synchronizations for the serving cell stood using 1 bit information instruction UE CellE and UE to be measured.Further, base station benefit
Specifically indicate that Cell E is the corresponding timing synchronization of cell in the MCG with UE, or the SCG with UE with 1 additional bit information
The corresponding timing synchronization of middle cell.When additional 1 bit is set as 0, base station indicates that the adjacent area is corresponding with cell in the MCG of UE
Timing synchronization, when additional 1 bit is set as 1, base station indicates that adjacent area timing corresponding with cell in the SCG of UE is same
Step.UE, can be according to the identification to additional 1 bit indication after receiving above-mentioned instruction, and judging should be by cell in MCG
Or in SCG cell timing information of the timing information as CellE, and measuring and be used in handoff procedure.
Embodiment 2
There are 4 serving cells (Cell A, Cell B, Cell C, Cell D) by UE.This 4 serving cells are respectively different
Step.When base station is that UE configures metrical information, it is configured with the metrical information of Cell E in the cell list of measurement object, is used in combination
K bit indicates Cell E is which corresponding timing information is synchronous in the above-mentioned serving cell with UE.A kind of indicating mode
It is that base station by K bit indicates cell ID, timing information corresponding to which serving cell can be utilized for UE judgement.For example,
UE, according to the identification to K bit instruction, judges the timing information using Cell A cell after receiving above-mentioned instruction
As the timing information of Cell E, and is measuring and be used in handoff procedure.
Embodiment 3
There are 4 serving cells (Cell A, Cell B, Cell C, Cell D) by UE.Cell A and Cell B belong to MCG,
Wherein Cell A is main serving cell of the UE in MCG, and Cell A is synchronous with Cell B.Cell C and Cell D belong to SCG,
Cell C is synchronous with Cell D.
When base station is that UE configures metrical information, the measurement letter of Cell E is configured in the cell list of measurement object
Breath, and it is same with the serving cell timing of UE that base station, which indicates Cell E using 1 bit information in existing achievable mechanism,
Step, but base station does not utilize the K bit in embodiment 1 or embodiment 2 further specifically to indicate that multiple services of Cell E and UE are small
Which homochronousness in the multiclass timing information in area.UE defaults the adjacent area and the current MCG's of UE after receiving above-mentioned instruction
The timing synchronization of main serving cell Cell A.
The embodiment of the present invention provides a kind of device for indicating adjacent area timing information, and described device is located at base station, such as Fig. 3 institute
Show, described device includes:
First transmission unit 11, for when UE is there are multiple serving cells and to have obtained the multiple serving cell corresponding
When at least two sets of timing informations, before UE carries out cell discovery and measurement to adjacent area, the more of the adjacent area and UE are sent to UE
There are the first instructions of timing synchronizing information for a serving cell；
Second transmission unit 12, for sending the adjacent area and multiple services of UE to UE in first transmission unit 11
Cell sends the adjacent area timing to UE and UE is acquired more there are while the first instruction of timing synchronizing information or later
Second instruction of the synchronized relation between the corresponding at least two sets of timing of a serving cell.
Optionally, when the number of serving cell is greater than or equal to the tricks of timing information, described second is designated as identifying
At least one bit of a set of timing information synchronous with the adjacent area timing information.
Optionally, when the number of serving cell is greater than or equal to the tricks of timing information, described second is designated as identifying
With multiple bits of the id information of a serving cell of the adjacent area timing synchronization or more with the adjacent area timing synchronization
Multiple bits of the id information of one of serving cell in a serving cell.
Optionally, second transmission unit 12 has been obtained for sending the adjacent area timing to UE by RRC signaling with UE
Second instruction of the synchronized relation between the corresponding at least two sets of timing of multiple serving cells obtained.
The device of instruction adjacent area timing information provided in an embodiment of the present invention, when UE there are multiple serving cells and has been obtained
When the corresponding at least two sets of timing informations of the multiple serving cell, before UE carries out cell discovery and measurement to adjacent area, base
It stands and sends multiple serving cells of the adjacent area and UE to UE and send institute there are the first instruction of timing synchronizing information and to UE
The second instruction of the synchronized relation between adjacent area timing at least two sets of timing corresponding with the acquired multiple serving cells of UE is stated,
To which UE can be according to the timing and at least two sets of timing informations of first instruction and the determining adjacent area of the second instruction
In which set timing information it is synchronous, and measurement be used in handoff procedure, so as to shorten UE measure with
The time delay of switching reduces complexity.
The device of the present embodiment can be used for executing the technical side of the embodiment of the method for above-mentioned instruction adjacent area timing information
Case, it is similar that the realization principle and technical effect are similar, and details are not described herein again.
The embodiment of the present invention provides a kind of device for obtaining adjacent area timing information, and described device is located at user equipment, such as Fig. 4
Shown, described device includes:
Receiving unit 21, for when UE is there are multiple serving cells and to have obtained the multiple serving cell corresponding at least
When two sets of timing informations, to the more of the adjacent area and UE for before adjacent area progress cell discovery and measuring, receiving base station transmission
There are the adjacent area timing that the first instruction of timing synchronizing information and reception base station are sent to have obtained with UE for a serving cell
The corresponding at least two sets of timing of multiple serving cells between synchronized relation second instruction, alternatively, only receive base station send
The adjacent area and UE multiple serving cells there are timing synchronizing information first instruction；
Determination unit 22, for determined according to first instruction and the second instruction the timing of the adjacent area with it is described at least
Which set timing information in two sets of timing informations is synchronous, alternatively, according to first instruction determine the timing of the adjacent area with
Which set timing information at least two sets of timing informations is synchronous.
Optionally, it described second is designated as identifying at least the one of a set of timing information synchronous with the adjacent area timing information
A bit, the determination unit 22, for the bit information according at least one bit, determine the timing of the adjacent area with
Which set timing information at least two sets of timing informations is synchronous.
Optionally, described second the more of mark and the id information of a serving cell of the adjacent area timing synchronization are designated as
A bit is multiple with the id information of one of serving cell in multiple serving cells of the adjacent area timing synchronization
Bit, the determination unit 22 determines corresponding id information for the bit information according to the multiple bit, and determines institute
The timing for stating adjacent area is synchronous with having the timing information of serving cell of the id information.
Optionally, the adjacent area of base station transmission and multiple serving cells presence of UE are only received when the receiving unit 21
When synchronous the first instruction of timing information, the determination unit 22, for determine the adjacent area timing and it is current it is main service it is small
The timing information in area is synchronous.
Optionally, the receiving unit 21, the adjacent area timing and UE for receiving base station transmission by RRC signaling are
Second instruction of the synchronized relation between the corresponding at least two sets of timing of multiple serving cells obtained.
The device provided in an embodiment of the present invention for obtaining adjacent area timing information, when UE there are multiple serving cells and has been obtained
When the corresponding at least two sets of timing informations of the multiple serving cell, before UE carries out cell discovery and measurement to adjacent area, UE
Multiple serving cells of the adjacent area and UE that base station is sent are received there are the first instruction of timing synchronizing information and receive base
Synchronized relation between the adjacent area timing at least two sets of timing corresponding with the acquired multiple serving cells of UE sent of standing
The second instruction, thus, UE can be determined according to first instruction and the second instruction the timing of the adjacent area with it is described at least
Which set timing information in two sets of timing informations is synchronous, and is measuring and be used in handoff procedure, so as to shorten
The time delay that UE is measured and switched reduces complexity.
The device of the present embodiment can be used for executing the technical side of the embodiment of the method for above-mentioned acquisition adjacent area timing information
Case, it is similar that the realization principle and technical effect are similar, and details are not described herein again.
The embodiment of the present invention also provides a kind of base station, and the base station includes the device of above-mentioned instruction adjacent area timing information.
The embodiment of the present invention also provides a kind of user equipment, and the user equipment includes above-mentioned acquisition adjacent area timing information
Device.
The embodiment of the present invention is suitable for dual link scene, such as LTE-NR dual link, NR-NR dual link, but is not limited only to
This.
Those of ordinary skill in the art will appreciate that realizing all or part of the process in above-described embodiment method, being can be with
Relevant hardware is instructed to complete by computer program, the program can be stored in a computer-readable storage medium
In, the program is when being executed, it may include such as the process of the embodiment of above-mentioned each method.Wherein, the storage medium can be magnetic
Dish, CD, read-only memory (Read-Only Memory, ROM) or random access memory (Random Access
Memory, RAM) etc..
The above description is merely a specific embodiment, but scope of protection of the present invention is not limited thereto, any
In the technical scope disclosed by the present invention, any changes or substitutions that can be easily thought of by those familiar with the art, all answers
It is included within the scope of the present invention.Therefore, protection scope of the present invention should be subject to the protection scope in claims.
Claims (20)
1. a kind of method for indicating adjacent area timing information, the method are applied to base station, which is characterized in that the described method includes:
When UE is there are multiple serving cells and has obtained the corresponding at least two sets of timing informations of the multiple serving cell, in UE
Before carrying out cell discovery and measurement to adjacent area, sending multiple serving cells of the adjacent area and UE to UE, that there are timing informations is same
When the first of step indicates and is at least two sets corresponding with the acquired multiple serving cells of UE to the UE transmission adjacent area timing
Second instruction of synchronized relation between sequence, alternatively, only sending multiple serving cells of the adjacent area and UE to UE, there are timing
First instruction of synchronizing information.
2. the method according to claim 1, wherein the number when serving cell is greater than or equal to timing information
When tricks, described second is designated as identifying at least one bit of a set of timing information synchronous with the adjacent area timing information.
3. the method according to claim 1, wherein the number when serving cell is greater than or equal to timing information
When tricks, described second be designated as multiple bits of mark and the id information of a serving cell of the adjacent area timing synchronization or
Multiple bits of the id information of one of serving cell in multiple serving cells of person and the adjacent area timing synchronization.
4. according to the method in any one of claims 1 to 3, which is characterized in that described to send the adjacent area timing to UE
Second instruction of the synchronized relation between at least two sets of timing corresponding with the acquired multiple serving cells of UE includes: to pass through nothing
When line resources control RRC signaling is at least two sets corresponding with the acquired multiple serving cells of UE to the UE transmission adjacent area timing
Second instruction of the synchronized relation between sequence.
5. a kind of method for obtaining adjacent area timing information, the method are applied to user equipment, which is characterized in that the method packet
It includes:
When UE is there are multiple serving cells and has obtained the corresponding at least two sets of timing informations of the multiple serving cell, right
Before adjacent area carries out cell discovery and measurement, there are timing letters for multiple serving cells of the adjacent area and UE that reception base station is sent
The first synchronous instruction of breath and the adjacent area timing for receiving base station transmission are corresponding with the acquired multiple serving cells of UE
Second instruction of synchronized relation between at least two sets of timing, alternatively, only receiving the multiple of the adjacent area that base station is sent and UE
There are the first instructions of timing synchronizing information for serving cell；
Which in the timing and at least two sets of timing informations of the adjacent area is determined according to first instruction and the second instruction
A set of timing information is synchronous, alternatively, determining that the timing of the adjacent area and at least two sets of timing are believed according to first instruction
Which set timing information in breath is synchronous.
6. according to the method described in claim 5, it is characterized in that, described second is designated as mark and the adjacent area timing information
At least one bit of synchronous a set of timing information, it is described that the adjacent area is determined according to first instruction and the second instruction
Timing and which set timing information at least two sets of timing informations synchronize include: ratio according at least one bit
Special information determines that the timing of the adjacent area is synchronous with which set timing information at least two sets of timing informations.
7. according to the method described in claim 5, it is characterized in that, described second is designated as mark and the adjacent area timing synchronization
A serving cell id information multiple bits or in multiple serving cells of the adjacent area timing synchronization wherein
Multiple bits of the id information of one serving cell, it is described according to first instruction and the second instruction determine the adjacent area when
Sequence synchronize includes: to be believed according to the bit of the multiple bit with which set timing information at least two sets of timing informations
Breath determines corresponding id information, and determines the timing and the timing information of the serving cell with the id information of the adjacent area
It is synchronous.
8. according to the method described in claim 5, it is characterized in that, it is described according to first instruction determine the adjacent area when
Sequence and which set timing information at least two sets of timing informations synchronize comprise determining that the timing of the adjacent area and current main
The timing information of serving cell is synchronous.
9. the method according to any one of claim 5 to 8, which is characterized in that the neighbour for receiving base station and sending
Second of synchronized relation between area's timing at least two sets of timing corresponding with the acquired multiple serving cells of UE indicates
When at least two sets corresponding with the acquired multiple serving cells of UE by the adjacent area timing of RRC signaling reception base station transmission
Second instruction of the synchronized relation between sequence.
10. a kind of device for indicating adjacent area timing information, described device is located at base station, which is characterized in that described device includes:
First transmission unit, for there are multiple serving cells and having obtained the multiple serving cell corresponding at least two as UE
When covering timing information, before UE carries out cell discovery and measurement to adjacent area, the adjacent area and multiple services of UE are sent to UE
There are the first instructions of timing synchronizing information for cell；
Second transmission unit, for existing in first transmission unit to multiple serving cells that UE sends the adjacent area and UE
While the first instruction that timing information synchronizes or later, the adjacent area timing is sent to UE and the acquired multiple services of UE are small
Second instruction of the synchronized relation between the corresponding at least two sets of timing in area.
11. device according to claim 10, which is characterized in that when the number of serving cell is greater than or equal to timing information
Tricks when, described second at least one for being designated as identifying a set of timing information synchronous with the adjacent area timing information compares
It is special.
12. device according to claim 10, which is characterized in that when the number of serving cell is greater than or equal to timing information
Tricks when, described second is designated as multiple bits of mark with the id information of a serving cell of the adjacent area timing synchronization
Or multiple bits with the id information of one of serving cell in multiple serving cells of the adjacent area timing synchronization.
13. device according to any one of claims 10 to 12, which is characterized in that second transmission unit is used for
It is sent between the adjacent area timing at least two sets of timing corresponding with the acquired multiple serving cells of UE by RRC signaling to UE
Synchronized relation second instruction.
14. a kind of device for obtaining adjacent area timing information, described device are located at user equipment, which is characterized in that described device packet
It includes:
Receiving unit, for when UE there are multiple serving cells and obtained the multiple serving cell it is at least two sets corresponding when
When sequence information, before carrying out cell discovery and measurement to adjacent area, multiple services of the adjacent area and UE that base station is sent are received
There are the adjacent area timing and UE of the first instruction of timing synchronizing information and the transmission of reception base station are acquired multiple for cell
Second instruction of the synchronized relation between the corresponding at least two sets of timing of serving cell, alternatively, only receiving the described of base station transmission
There are the first instructions of timing synchronizing information for multiple serving cells of adjacent area and UE；
Determination unit, when for determining the timing of the adjacent area with described at least two sets according to first instruction and the second instruction
Which set timing information in sequence information is synchronous, alternatively, according to first instruction determine the adjacent area timing and it is described extremely
Which set timing information in few two sets of timing informations is synchronous.
15. device according to claim 14, which is characterized in that described second is designated as mark believes with the adjacent area timing
Cease at least one bit of synchronous a set of timing information, the determination unit, for the ratio according at least one bit
Special information determines that the timing of the adjacent area is synchronous with which set timing information at least two sets of timing informations.
16. device according to claim 14, which is characterized in that described second be designated as mark it is same with the adjacent area timing
Multiple bits of the id information of one serving cell of step or with its in multiple serving cells of the adjacent area timing synchronization
In a serving cell id information multiple bits, the determination unit, for the bit information according to the multiple bit,
Determine corresponding id information, and the timing of the determining adjacent area and the timing information of the serving cell with the id information are same
Step.
17. device according to claim 14, which is characterized in that when the receiving unit only receives described in the transmission of base station
When multiple serving cells of adjacent area and UE are indicated there are the first of timing synchronizing information, the determination unit, described in determining
The timing of adjacent area is synchronous with the timing information of current main serving cell.
18. device described in any one of 4 to 17 according to claim 1, which is characterized in that the receiving unit, for passing through
RRC signaling receive the adjacent area timing at least two sets of timing corresponding with the acquired multiple serving cells of UE that base station is sent it
Between synchronized relation second instruction.
19. a kind of base station, which is characterized in that the base station includes the instruction adjacent area as described in any one of claim 10 to 13
The device of timing information.
20. a kind of user equipment, which is characterized in that the user equipment includes as described in any one of claim 14 to 18
Obtain the device of adjacent area timing information.
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Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1984489A (en) * | 2006-06-20 | 2007-06-20 | 华为技术有限公司 | Method for fetching adjacent domain system message by user equipment |
| CN101400095A (en) * | 2007-09-28 | 2009-04-01 | 华为技术有限公司 | Target cell determining method, user equipment, base station and system in switching process |
| CN102273285A (en) * | 2009-01-05 | 2011-12-07 | 高通股份有限公司 | Provision of inter-frequency subframe configuration in wireless communication |
| CN102958079A (en) * | 2011-08-19 | 2013-03-06 | 华为技术有限公司 | Cell measurement method, information processing method, terminal, base station and network system |
| US20140323126A1 (en) * | 2013-04-26 | 2014-10-30 | Samsung Electronics Co., Ltd. | Method and apparatus for indicating discovery signal resources in device-to-device wireless communications |
| CN104717725A (en) * | 2013-12-12 | 2015-06-17 | 展讯通信（上海）有限公司 | LTE system synchronizing method under discontinuous receiving mode |
| CN104812054A (en) * | 2014-01-27 | 2015-07-29 | 中兴通讯股份有限公司 | Time delay difference determination method, system, base station and user equipment |
| CN105075366A (en) * | 2013-04-02 | 2015-11-18 | 高通股份有限公司 | Employing neighboring cell assistance information for interference mitigation |
| CN105684538A (en) * | 2013-10-31 | 2016-06-15 | Lg电子株式会社 | Method for d2d operation performed by terminal in wireless communication system, and terminal using the method |
| CN105915309A (en) * | 2010-08-20 | 2016-08-31 | 高通股份有限公司 | Determination Of Network Synchronization |
| CN106464478A (en) * | 2014-06-16 | 2017-02-22 | Lg 电子株式会社 | Method and apparatus for transmitting and receiving signal of device to device terminal in wireless communication system |
| CN107211249A (en) * | 2015-02-06 | 2017-09-26 | 高通股份有限公司 | The frequency offset compensation that time difference is measured in being determined for position |
-
2017
- 2017-09-27 CN CN201710889124.3A patent/CN109561475B/en active Active
Patent Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1984489A (en) * | 2006-06-20 | 2007-06-20 | 华为技术有限公司 | Method for fetching adjacent domain system message by user equipment |
| CN101400095A (en) * | 2007-09-28 | 2009-04-01 | 华为技术有限公司 | Target cell determining method, user equipment, base station and system in switching process |
| CN102273285A (en) * | 2009-01-05 | 2011-12-07 | 高通股份有限公司 | Provision of inter-frequency subframe configuration in wireless communication |
| CN105915309A (en) * | 2010-08-20 | 2016-08-31 | 高通股份有限公司 | Determination Of Network Synchronization |
| CN102958079A (en) * | 2011-08-19 | 2013-03-06 | 华为技术有限公司 | Cell measurement method, information processing method, terminal, base station and network system |
| CN105075366A (en) * | 2013-04-02 | 2015-11-18 | 高通股份有限公司 | Employing neighboring cell assistance information for interference mitigation |
| US20140323126A1 (en) * | 2013-04-26 | 2014-10-30 | Samsung Electronics Co., Ltd. | Method and apparatus for indicating discovery signal resources in device-to-device wireless communications |
| CN105684538A (en) * | 2013-10-31 | 2016-06-15 | Lg电子株式会社 | Method for d2d operation performed by terminal in wireless communication system, and terminal using the method |
| CN104717725A (en) * | 2013-12-12 | 2015-06-17 | 展讯通信（上海）有限公司 | LTE system synchronizing method under discontinuous receiving mode |
| CN104812054A (en) * | 2014-01-27 | 2015-07-29 | 中兴通讯股份有限公司 | Time delay difference determination method, system, base station and user equipment |
| CN106464478A (en) * | 2014-06-16 | 2017-02-22 | Lg 电子株式会社 | Method and apparatus for transmitting and receiving signal of device to device terminal in wireless communication system |
| CN107211249A (en) * | 2015-02-06 | 2017-09-26 | 高通股份有限公司 | The frequency offset compensation that time difference is measured in being determined for position |
Non-Patent Citations (1)
| Title |
|---|
| ERICSSON: "Timing indication based on SS block", 《3GPP TSG-RAN WG1 NR AD-HOC#2，R1-1711373》 * |
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