CN108632982A - Base station, synchronizing signal block configuration method, user equipment and its synchronous method - Google Patents
Base station, synchronizing signal block configuration method, user equipment and its synchronous method Download PDFInfo
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- CN108632982A CN108632982A CN201710182170.XA CN201710182170A CN108632982A CN 108632982 A CN108632982 A CN 108632982A CN 201710182170 A CN201710182170 A CN 201710182170A CN 108632982 A CN108632982 A CN 108632982A
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- H04—ELECTRIC COMMUNICATION TECHNIQUE
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Abstract
Base station, synchronizing signal block configuration method, user equipment and its synchronous method, the synchronizing signal block configuration method include：One or more synchronizing signal block group position candidates are chosen from preset synchronizing signal block group position candidate in synchronizing cycle；The end position of the end position default time slot corresponding in the synchronizing cycle of the synchronizing signal block group position candidate is consistent, and the synchronizing signal block group position candidate includes more than two synchronizing signal block position candidates, described two above synchronizing signal block position candidates are continuous；Corresponding synchronizing signal block group is configured at selected synchronizing signal block group position candidate；The synchronizing signal block of the synchronizing signal block group configured is arranged in the synchronizing signal block position candidate in corresponding synchronizing signal block position candidate.Above-mentioned scheme when can synchronize between the user equipment and base station, avoids the generation of time domain fragment resource, avoids unnecessary system control overhead.
Description
Technical field
The present invention relates to wireless communication technique more particularly to a kind of base station, synchronizing signal block configuration method, user equipment and
Its synchronous method.
Background technology
In long term evolution (Long Term Evolution, LTE) system, user equipment (User Equipment, UE)
The time synchronization with base station (Base Station, BS) is realized by synchronizing signal.
Wherein, in LTE system, primary synchronization signal is included at least for the synchronizing signal between user equipment and base station
(Primary Synchronization Signal, PSS) and secondary synchronization signal (Secondary Synchronization
Signal, SSS), and under the premise of specific dual-mode, PSS and SSS are fixed the position in the time domain of system-frame.UE
Detection obtain after PSS and SSS can by obtaining the position of PSS and SSS in system sequence, with realize with base station when
Domain synchronizes.
It is proposed in 3GPP Rel-14 are discussed, it is contemplated that the factors such as analog wave beam scene, it includes main synchronization to define
The synchronizing signal block of signal, secondary synchronization signal and other signals.For above-mentioned synchronizing signal block in future mobile communication system
In configuration mode, the allocation plan that some can be for reference has been proposed in 3GPP Rel-14 are discussed, but these schemes exist
When being synchronized between user equipment and base station, more fragmentation system resource will produce, and big there is overhead
Problem.
Invention content
Present invention solves the technical problem that when being how to synchronize between the user equipment and base station, fragmentation is avoided to provide
The generation in source reduces overhead to economize on resources.
In order to solve the above technical problems, the embodiment of the present invention provides a kind of synchronizing signal block configuration method, including：From synchronization
One or more synchronizing signal block group position candidates are chosen in period in preset synchronizing signal block group position candidate；The synchronization
The end position of the end position of block group position candidate default time slot corresponding in the synchronizing cycle is consistent and described
Synchronizing signal block group position candidate includes more than two synchronizing signal block position candidates, and described two above synchronizing signal blocks are waited
Bit selecting is set continuously；Corresponding synchronizing signal block group is configured at selected synchronizing signal block group position candidate；What is configured is same
The synchronizing signal block of step block group is arranged in the synchronizing signal block position candidate in corresponding synchronizing signal block position candidate.
Optionally, the method further includes：By the time domain of corresponding synchronizing signal block in the synchronizing signal block group configured
Location information is sent to user equipment.
Optionally, in the synchronizing cycle preset synchronizing signal block group position candidate multiple synchronizing signal block candidate bits
Set serial number；The time-domain position information of the corresponding synchronizing signal block is the volume of corresponding synchronizing signal block position candidate
Number information.
Optionally, the method further includes：The information of time window where corresponding synchronizing signal block is sent to use
Family equipment, so that the user equipment detects in the time window obtains corresponding synchronizing signal block.
Optionally, the synchronizing signal block group occupies more than one time interval resource.
Optionally, the occupied time-domain resource of synchronizing signal block belongs to more than one time slot.
Optionally, the number of the synchronizing signal block group is more than one.
The embodiment of the present invention additionally provides a kind of synchronous method of user equipment, including：It is right in the respective synchronization period to determine
The time-domain position for the synchronizing signal block answered；The time-domain position of the corresponding synchronizing signal block is located at the synchronous letter that base station is configured
In number block group, and the synchronizing signal block group setting that base station is configured is chosen with from preset synchronizing signal block group position candidate
One or more synchronizing signal block group position candidates on, the end position of the synchronizing signal block group position candidate with it is described same
The end position of corresponding default time slot is consistent in step period, and the synchronizing signal block group position candidate includes more than two
Synchronizing signal block position candidate, described two above synchronizing signal block position candidates are continuous, and the corresponding synchronizing signal block is set
It sets in the synchronizing signal block group position candidate selected by base station in corresponding synchronizing signal block position candidate；From identified same
It walks and obtains corresponding synchronizing signal block at the time-domain position of block, and is same using acquired synchronizing signal block and base station progress
Step.
Optionally, in the determining respective synchronization period corresponding synchronizing signal block time-domain position, including：From base station
Receive the time-domain position information of corresponding synchronizing signal block.
Optionally, multiple synchronizing signal blocks of preset synchronizing signal block group position candidate are waited in the respective synchronization period
Bit selecting sets serial number；The time-domain position information of the corresponding synchronizing signal block received from base station is the corresponding synchronization
The number information of synchronizing signal block position candidate where block.
Optionally, in the determining respective synchronization period corresponding synchronizing signal block time-domain position, including：From the base
The place of station receives the information of the time window where corresponding synchronizing signal block；Detection obtains synchronizing signal in the time window
The time-domain position of block.
Optionally, the time-domain position of the synchronizing signal block in the determining respective synchronization period, including：By to corresponding same
Preset synchronizing signal block group position candidate is detected in step period, determines the time-domain position of synchronizing signal block.
Optionally, when the occupied time-domain resource of synchronizing signal block in the synchronizing signal block group belongs to more than one
Gap.
Optionally, the synchronizing signal block group occupies more than one time interval resource.
Optionally, the number of the synchronizing signal block group is more than one.
The embodiment of the present invention additionally provides a kind of base station, including：Selection unit is suitable for the preset synchronization out of synchronizing cycle
One or more synchronizing signal block group position candidates are chosen in block group position candidate；The synchronizing signal block group position candidate
End position default time slot corresponding in the synchronizing cycle end position it is consistent, and the synchronizing signal block group is candidate
Position includes more than two synchronizing signal block position candidates, and described two above synchronizing signal block position candidates are continuous；Configuration
Unit is suitable for configuring corresponding synchronizing signal block group at selected synchronizing signal block group position candidate；The synchronization configured
The synchronizing signal block of block group is arranged in the synchronizing signal block position candidate in corresponding synchronizing signal block position candidate.
Optionally, the base station further includes：First transmission unit, suitable for corresponding in the synchronizing signal block group that will be configured
The time-domain position information of synchronizing signal block is sent to user equipment.
Optionally, multiple synchronizing signal blocks in the synchronizing cycle in preset synchronizing signal block group position candidate are candidate
Sequence of positions is numbered；The time-domain position information of corresponding synchronizing signal block transmitted by first transmission unit is corresponding
The number information of synchronizing signal block position candidate.
Optionally, the base station further includes：Second transmission unit is suitable for the time window where corresponding synchronizing signal block
The information of mouth is sent to user equipment, so that the user equipment detects in the time window obtains corresponding synchronous letter
Number block.
Optionally, the synchronizing signal block group occupies more than one time interval resource.
Optionally, the occupied time-domain resource of synchronizing signal block belongs to more than one time slot.
Optionally, the number of the synchronizing signal block group is more than one.
The embodiment of the present invention additionally provides a kind of user equipment, including：Determination unit was adapted to determine that in the respective synchronization period
The time-domain position of corresponding synchronizing signal block；The time-domain position of the corresponding synchronizing signal block is located at the synchronization that base station is configured
In block group, and the synchronizing signal block group setting that base station is configured is selected with from preset synchronizing signal block group position candidate
In the one or more synchronizing signal block group position candidates taken, the end position of the synchronizing signal block group position candidate with it is described
The end position of corresponding default time slot is consistent in synchronizing cycle, and the synchronizing signal block group position candidate includes two or more
Synchronizing signal block position candidate, described two above synchronizing signal block position candidates are continuous, the corresponding synchronizing signal block
It is arranged in the synchronizing signal block group position candidate selected by base station in corresponding synchronizing signal block position candidate；Synchronization unit,
Suitable for obtaining corresponding synchronizing signal block from the time-domain position of identified synchronizing signal block, and using acquired synchronous letter
Number block is synchronized with base station.
Optionally, the determination unit, suitable for receiving the time-domain position information of corresponding synchronizing signal block from base station, and
Determine the time-domain position information of corresponding synchronizing signal block.
Optionally, multiple synchronizing signal blocks of preset synchronizing signal block group position candidate are waited in the respective synchronization period
Bit selecting sets serial number；The time-domain position information for the corresponding synchronizing signal block that the determination unit is received from base station, for institute
State the number information of the synchronizing signal block position candidate where corresponding synchronizing signal block.
Optionally, the determination unit, suitable for the time window where receiving corresponding synchronizing signal block from the base station
The information of mouth；Detection obtains the time-domain position of synchronizing signal block in the time window.
Optionally, the determination unit is suitable for by preset synchronizing signal block group candidate bit in the respective synchronization period
It sets and is detected, determine the time-domain position of synchronizing signal block.
Optionally, when the occupied time-domain resource of synchronizing signal block in the synchronizing signal block group belongs to more than one
Gap.
Optionally, the synchronizing signal block group occupies more than one time interval resource.
Optionally, the number of the synchronizing signal block group is more than one.
Compared with prior art, the technical solution of the embodiment of the present invention has the advantages that：
Above-mentioned scheme, by the time domain end position of synchronizing signal block group that will be configured in synchronizing cycle to it is corresponding when
The end position of gap is consistent, and in same synchronizing signal block group multiple synchronizing signal blocks time-domain position it is continuous, can will
The scattered fragmentation time-domain resource being distributed between multiple synchronizing signal blocks is integrated into continuous before synchronizing signal block group
Time-domain resource can reduce the expense of control signaling when continuous time-domain resource utilizes before to synchronizing signal block group,
Improve the utilization rate of resource.
Description of the drawings
Fig. 1 is a kind of flow chart of synchronizing signal block configuration method in the embodiment of the present invention；
Fig. 2 is a kind of position view of synchronizing signal block group position candidate in the embodiment of the present invention；
Fig. 3 is the time-domain position schematic diagram of the synchronizing signal block in a kind of synchronizing signal block group in the embodiment of the present invention；
Fig. 4 is the time-domain position signal of the synchronizing signal block in another synchronizing signal block group in the embodiment of the present invention
Figure；
Fig. 5 is the time-domain position signal of the synchronizing signal block in another synchronizing signal block group in the embodiment of the present invention
Figure；
Fig. 6 be according to embodiments of the present invention in a kind of user equipment synchronous method flow chart；
Fig. 7 is a kind of flow chart of the synchronous method of user equipment in the embodiment of the present invention；
Fig. 8 is the signaling process figure of the synchronous method of another user equipment in the embodiment of the present invention；
Fig. 9 is a kind of structural schematic diagram of base station in the embodiment of the present invention；
Figure 10 is a kind of structural schematic diagram of user equipment in the embodiment of the present invention.
Specific implementation mode
As described in the background art, it is contemplated that the factors such as analog wave beam scene propose packet in 3GPP Rel-14 are discussed
Synchronizing signal block containing primary synchronization signal, secondary synchronization signal and other signals.
A kind of configuration method of above-mentioned synchronizing signal block is using the time slot in synchronizing cycle as least unit, at one
The one or more synchronizing signal blocks of setting in time slot.Because the time-domain resource in a synchronizing cycle is by more than one synchronizing signal
Block is divided into multiple scattered time-domain resources, and above-mentioned configuration method does not utilize base station or user equipment to occupied by synchronizing signal block
Time-domain resource except time-domain resource utilization.
To solve the above problems, time domain of the technical solution of the embodiment of the present invention by the synchronizing signal block group that will be configured
End position and the end position that time slot is corresponded in synchronizing cycle are consistent, and multiple synchronous letters in same synchronizing signal block group
The time-domain position of number block is continuous, can avoid unnecessary system control overhead to avoid the generation of time domain fragment resource.
It is understandable to enable above-mentioned purpose, feature and the advantageous effect of the present invention to become apparent, below in conjunction with the accompanying drawings to this
The specific embodiment of invention is described in detail.
Fig. 1 shows a kind of flow chart of synchronizing signal block configuration method in the embodiment of the present invention.Referring to Fig. 1, this hair
A kind of synchronizing signal block configuration method in bright embodiment may include：
Step S101：One or more synchronous letters are chosen from preset synchronizing signal block group position candidate in synchronizing cycle
Number block group position candidate.
In specific implementation, the preset synchronizing signal block group position candidate in synchronizing cycle can be prior by communication protocol
Arranged.For base station and user equipment, the preset synchronizing signal block group position candidate in synchronizing cycle is
Know.When configuring synchronizing signal block, preset synchronizing signal block that base station can according to the actual needs out of synchronizing cycle
It chooses and uses in group position candidate.
Referring to Fig. 2, in a synchronizing cycle T, preset synchronizing signal block group position candidate is P1~PN, N be more than
Or the integer equal to 1.Wherein, when N is equal to 1, show that preset synchronizing signal block group position candidate only has one in T synchronizing cycle
It is a；When N is the integer more than 1, show that preset synchronizing signal block group position candidate P1~PN is at least two in T synchronizing cycle
It is a.
In synchronizing cycle T preset synchronizing signal block group position candidate be the time domain end position of P1~PN be respectively T1~
TN, and T1~TN is respectively the finish time of corresponding default time slot namely preset synchronizing signal block group time in T synchronizing cycle
The finish time that bit selecting sets the end position default time slot corresponding with T synchronizing cycle of P1~PN is consistent.
It may include that one or more is same that preset synchronizing signal block group position candidate, which is in P1~PN, in synchronizing cycle T
Walk block position candidate, and the quantity of the synchronizing signal block position candidate included by synchronizing signal block group position candidate P1~PN
It may be the same or different.For example, preset synchronizing signal block group position candidate is that P1~PN synchronizes letter in synchronizing cycle T
Number block group position candidate includes 2 synchronizing signal block position candidates, alternatively, in synchronizing signal block group position candidate P1~PN
Partial synchronization block group position candidate Pi (1≤i≤N) includes 2 synchronizing signal block position candidates, Partial synchronization block group
Position candidate Pj (1≤j≤N) includes 3 synchronizing signal block position candidates etc..
Step S102：Corresponding synchronizing signal block group is configured at selected synchronizing signal block group position candidate.
In specific implementation, base station can generate corresponding when choosing required synchronizing signal block group position candidate
Synchronizing signal block, and the synchronizing signal block group generated is arranged in selected synchronizing signal block group position candidate.Wherein,
The multiple synchronizing signal blocks being placed in the selected same synchronizing signal block group position candidate are a synchronizing signal block group.This
In it should be pointed out that multiple synchronizing signal blocks for being configured in selected synchronizing signal block group position candidate of base station can position
In respective synchronization block group position candidate in the continuous synchronizing signal block position candidate in part, synchronization letter can also be taken
All synchronizing signal block position candidates in number block group position candidate, base station can be selected according to the actual needs.
Therefore, the time domain end position of the synchronizing signal block group of base station configuration, i.e., corresponding synchronizing signal block position candidate
End position；The number for the synchronizing signal block position candidate that synchronizing signal block position candidate selected by base station includes,
The number for the synchronizing signal block that i.e. corresponding synchronizing signal block group includes.It means that two in synchronizing signal block group
The time-domain position of above synchronizing signal block is continuous, and the time domain end position of synchronizing signal block group is corresponding in synchronizing cycle
The end position of default time slot is consistent.It can be easy to no matter for base station or user equipment using such mode
Ground determines the position of synchronizing signal block in synchronizing cycle.
Include W symbol with a time slot, a synchronizing signal block group includes M synchronizing signal block, each referring to Fig. 3
For block occupies L symbol, when the finish time one of the time domain end position and time slot SLn that determine synchronizing signal block group
It causes, i.e. moment TN, then, the time domain of each synchronizing signal block i (i is the integer more than 1) of synchronizing signal block group is terminated
Position TI is whole, following formula may be used and be determined：
TI is whole=TN-(i-1)*L (1)
Determining that the time domain end position of each synchronizing signal block i (i is the integer more than 1 and less than or equal to M) is TI is whole
When, the time domain starting position T of synchronizing signal block iI beginsFor the end position of previous adjacent synchronizing signal block, i.e.,：
TI begins=TN-i*L (2)
Include 7 symbols with a time slot referring to Fig. 4, for the length of each synchronizing signal block is 3 symbols, when one
A synchronizing signal block group includes M synchronizing signal block, and at the end of the time domain end position of synchronizing signal block group and time slot SLn
Carve consistent, i.e. moment TNWhen, in synchronizing signal block group TN：
Time-domain position where 1st synchronizing signal block is symbol TN- 3~TN, time domain where the 2nd synchronizing signal block
Position is symbol TN- 6~TNTime-domain position where -3, the 3rd synchronizing signal blocks is from symbol TN- 9~TN- 6 ... m-ths
Time-domain position where synchronizing signal block is symbol TN- M*3~TN-(M-1)*3。
Include 14 symbols with a time slot referring to Fig. 5, for the length of each synchronizing signal block is 4 symbols, when one
A synchronizing signal block group includes M synchronizing signal block, and at the end of the time domain end position of synchronizing signal block group and time slot SLn
Carve consistent, i.e. moment TNWhen, in synchronizing signal block group TN：
Time-domain position where 1st synchronizing signal block is symbol (TN- 4)~TN, where the 2nd synchronizing signal block when
Domain position is symbol (TN- 8)~(TN- 4), the time-domain position where the 3rd synchronizing signal block is from symbol (TN- 12)~(TN-
8) ... the time-domain position where m-th synchronizing signal block is symbol [TN- M*4]~[TN-(M-1)*4]。
From Fig. 3 to Fig. 5 it is found that synchronizing signal block group can across time slot setting, such as simultaneously occupy time slot SLn-2、SLn-1And when
Gap SLnTime-domain resource, or occupy time slot SL simultaneouslyn-1With time slot SLnIn time-domain resource namely same block group shared by
Time-domain resource can belong at least two time slots.Similarly, synchronizing signal block can also across time slot setting.
Above-mentioned synchronizing signal block configuration mode will be originally dispersed in each configured with synchronizing signal block in synchronizing cycle
The fragmentation free time time-domain resource in addition to synchronizing signal block in time slot, concentrate be synchronizing signal block before it is continuous idle when
Domain resource, compared with the time-domain resource space of several fragmentations, it is possible to reduce the interaction of control signaling, there are control signalings to open
Sell the advantages such as reduction, resource utilization height.
The above-mentioned mode that synchronizing signal block how is configured to base station is described, and how will be obtained to user equipment below
Synchronizing signal block in the synchronizing cycle that base station is configured is introduced in a manner of carrying out time synchronization between base station.
Referring to Fig. 6, the synchronous method of user equipment in the embodiment of the present invention a kind of may include following step：
Step S601：Determine the time-domain position of corresponding synchronizing signal block in the respective synchronization period.
In specific implementation, user equipment can determine in the synchronizing cycle first when carrying out time synchronization with base station
Synchronizing signal block time-domain position.Wherein, the time-domain position of corresponding synchronizing signal block is located at selected by base station in synchronizing cycle
In the synchronizing signal block group position candidate taken in corresponding synchronizing signal block position candidate.
In specific implementation, user equipment determines the side of the time-domain position of corresponding synchronizing signal block in the respective synchronization period
Formula can there are many selections, such as base station instruction or active detecting to obtain.
Step S602：Corresponding synchronizing signal block is obtained from the time-domain position of identified synchronizing signal block, and is used
Acquired synchronizing signal block is synchronized with base station.
In specific implementation, the time domain of corresponding synchronizing signal block is got by the way of making an appointment when user equipment
When position, corresponding synchronizing signal can be obtained at the time-domain position of identified synchronizing signal block at the time of corresponding
Block, and start the time synchronization flow between base station, the final time synchronization realized between base station.
Fig. 7 shows a kind of signaling process figure of the synchronous method of user equipment in the embodiment of the present invention.Referring to Fig. 7,
A kind of synchronous method of user equipment in the embodiment of the present invention specifically may be used for being synchronized between user equipment and base station
To be realized using following operation：
Step S701：One or more is chosen from preset synchronizing signal block group position candidate in synchronizing cycle in the base station
A synchronizing signal block group position candidate.
With continued reference to Fig. 4, base station can according to the actual needs, such as system mode, the preset synchronization out of synchronizing cycle
Block group position candidate is to choose one or more in P1~PN, for configuring corresponding synchronizing signal block group.Wherein, base
When selected synchronizing signal block group position candidate of standing is multiple, the time domain length of selected synchronizing signal block group position candidate
Can be identical, it can not also be identical.
Step S702：The base station configures corresponding synchronizing signal block in selected synchronizing signal block group position candidate
Group.
In specific implementation, when determining selected synchronizing signal block group position candidate, base station will be generated corresponding
Synchronizing signal block is simultaneously arranged in selected synchronizing signal block group position candidate.Wherein, it is placed on same synchronizing signal block group
Continuous more than two synchronizing signal blocks constitute a synchronizing signal block group in position candidate.
Step S703：The user equipment examines all preset synchronizing signal block group position candidates in synchronizing cycle
Measure corresponding synchronizing signal block.
In specific implementation, user equipment carries out synchronizing signal block to continue detection within synchronizing cycle, to obtain correspondence
Synchronizing signal block.
Step S704：The user equipment is synchronized using the synchronizing signal block that detection obtains with base station.
In specific implementation, user equipment from corresponding time-domain position when detecting to obtain the synchronizing signal block of itself, just
The time synchronization information that synchronizing signal block is carried may be used, time synchronization is carried out with base station.
The synchronous method of user equipment shown in Fig. 7, can be when user equipment be not yet synchronized with base station, Yong Hushe
It is standby to be synchronized with base station using the synchronizing signal block detected in synchronizing cycle.
Fig. 8 shows the synchronous method of another user equipment in the embodiment of the present invention, by base station by user equipment pair
The time-domain position information for the synchronizing signal block answered is sent to user equipment, and time-domain position of the user equipment indicated by base station obtains
Corresponding synchronizing signal block can specifically include following step to be synchronized with base station：
Step S801：One or more is chosen from preset synchronizing signal block group position candidate in synchronizing cycle in the base station
A synchronized block group position candidate.
Step S802：The base station configures corresponding synchronizing signal block in selected synchronizing signal block group position candidate
Group.
Step S803：The base station is believed by the time-domain position of corresponding synchronizing signal block in the synchronizing signal block group configured
Breath is sent to user equipment.
In specific implementation, base station may be used various ways and accuse the time-domain information of corresponding synchronizing signal block
Know to user equipment, can be selected according to the actual needs.
In an embodiment of the present invention, the information of the time window where corresponding synchronizing signal block is passed through downlink by base station
Signaling is indicated to user equipment, so that user equipment knows the information of the time window.
In an alternative embodiment of the invention, the corresponding synchronization of preset synchronizing signal block group position candidate in synchronizing cycle
Block position candidate namely all synchronizing signal block position candidates in synchronizing cycle are numbered in sequence, and base station exists
When choosing corresponding synchronizing signal block group position candidate, it can determine that selected synchronizing signal block group position candidate is corresponding
The number of synchronizing signal block position candidate, then, base station can be by the letter of the number of corresponding synchronizing signal block position candidate
Breath is informed to user equipment, so that user equipment can know the letter of the number of corresponding synchronizing signal block position candidate
Breath, and the time-domain position of corresponding synchronizing signal block is determined in turn.
Step S804：The user equipment receives the time-domain position information of corresponding synchronizing signal block.
In specific implementation, user equipment can to base station send corresponding synchronizing signal block time-domain position information into
Row receives.
Step S805：The user equipment obtains corresponding synchronizing signal block at corresponding time-domain position, and uses institute
Synchronizing signal block and the base station of acquisition synchronize.
In specific implementation, the time domain position of the corresponding synchronizing signal block sent according to application scenarios difference namely base station
The mode for the information set is different, and the position candidate that corresponding mode determines corresponding synchronizing signal block may be used in user equipment.
In an embodiment of the present invention, the information of the time window where corresponding synchronizing signal block is led to when base station uses
When crossing downlink signaling and being indicated to user equipment, user equipment can be in the corresponding synchronizing signal block in corresponding time window
It is detected to obtain the information of corresponding synchronizing signal block at group position candidate.Wherein, the time window can be less than or wait
In the time span of a synchronizing cycle.
In an alternative embodiment of the invention, when base station is used the synchronizing signal block position candidate where synchronizing signal block
When the information of number is sent to user equipment, user equipment can be based on the number of acquired synchronizing signal block position candidate
Determine the time-domain position of corresponding synchronizing signal block, and detection obtains correspondence at the time-domain position of identified synchronizing signal block
Synchronizing signal block.
Above two mode can be on the basis of with base station synchronization, and user equipment passes through synchronized base station institute
The synchronizing signal block message of transmission obtains synchronizing signal block.
It is to be herein pointed out step S801~S802 is referred to other corresponding portions in the embodiment of the present invention
Description executes, and repeats no more.
Fig. 9 shows a kind of structure of base station in the embodiment of the present invention.Referring to Fig. 9, one kind in the embodiment of the present invention
Base station 900 may include selection unit 901 and dispensing unit 902, wherein：
Selection unit 901 is suitable for choosing one or more from preset synchronizing signal block group position candidate in synchronizing cycle
A synchronizing signal block group position candidate；The end position of the synchronizing signal block group position candidate is corresponding in the synchronizing cycle
Default time slot end position it is consistent, and the synchronizing signal block group position candidate includes that more than two synchronizing signal blocks are waited
Bit selecting is set, and described two above synchronizing signal block position candidates are continuous；
Dispensing unit 902 is suitable for configuring corresponding synchronizing signal block at selected synchronizing signal block group position candidate
Group；The synchronizing signal in corresponding synchronizing signal block position candidate is arranged in the synchronizing signal block of the synchronizing signal block group configured
In block position candidate.Wherein, multiple synchronizing signal blocks that base station is configured in selected synchronizing signal block group position candidate can
To be located in the continuous synchronizing signal block position candidate in part in respective synchronization block group position candidate, it is same that this can also be taken
Synchronizing signal block position candidate all in block group position candidate is walked, is not limited again.
In specific implementation, the number for the synchronizing signal block group that dispensing unit 902 is configured can be more than one,
The synchronizing signal block group can occupy more than one time interval resource, and the occupied time-domain resource of synchronizing signal block can be with
Belong to more than one time slot.
In specific implementation, the time-domain position information of corresponding synchronizing signal block is obtained for the ease of user equipment, in turn
Convenient for the time synchronization between user equipment and base station, the base station 900 can also include the first transmission unit 903, wherein：
First transmission unit 903, the time domain position suitable for corresponding synchronizing signal block in the synchronizing signal block group that will be configured
Confidence breath is sent to user equipment.
In an embodiment of the present invention, multiple same in preset synchronizing signal block group position candidate in the synchronizing cycle
Walk block position candidate serial number；The time domain position of corresponding synchronizing signal block transmitted by first transmission unit 903
Confidence ceases, and is the number information of corresponding synchronizing signal block position candidate, so that user equipment passes through corresponding synchronizing signal
The number information of block position candidate determines the time-domain position of corresponding synchronizing signal block.
In an alternative embodiment of the invention, the time-domain position letter of corresponding synchronizing signal block is obtained for the ease of user equipment
Breath, and then convenient for the time synchronization between user equipment and base station, the base station 900 can also include the second transmission unit 904,
Wherein：
Second transmission unit 904, suitable for the information of the time window where corresponding synchronizing signal block is sent to user
Equipment, so that the user equipment detects in the time window obtains corresponding synchronizing signal block.
Figure 10 shows a kind of structure of user equipment in the embodiment of the present invention.Referring to Figure 10, in the embodiment of the present invention
A kind of user equipment 1000 can include determining that unit 1001 and synchronization unit 1002, wherein：
Determination unit 1001 is adapted to determine that the time-domain position of corresponding synchronizing signal block in the respective synchronization period；Wherein, institute
The time-domain position for stating corresponding synchronizing signal block is located in the synchronizing signal block group that base station is configured, and the synchronization that base station is configured
Block group is arranged waits with the one or more synchronizing signal block groups chosen from preset synchronizing signal block group position candidate
Bit selecting is set, the knot of the end position default time slot corresponding in the synchronizing cycle of the synchronizing signal block group position candidate
Beam position is consistent, and the synchronizing signal block group position candidate includes more than two synchronizing signal block position candidates, and described two
A above synchronizing signal block position candidate is continuous, and the synchronizing signal block selected by base station is arranged in the corresponding synchronizing signal block
In group position candidate in corresponding synchronizing signal block position candidate.Wherein, for the synchronizing signal block group that base station is configured
Number can be more than one, and the synchronizing signal block group can occupy more than one time interval resource, the synchronizing signal block institute
The time-domain resource of occupancy may belong to more than one time slot.
In specific implementation, the determination unit 1001, suitable for receiving the time domain of corresponding synchronizing signal block from base station
Location information, and determine the time-domain position information of corresponding synchronizing signal block.
In an embodiment of the present invention, in the respective synchronization period preset synchronizing signal block group position candidate it is multiple
Synchronizing signal block position candidate serial number；Described determining single 1001 yuan from the corresponding synchronizing signal block that base station receives when
Location information domain is the number information of the synchronizing signal block position candidate where the corresponding synchronizing signal block.
In an alternative embodiment of the invention, the determination unit 1001 is suitable for receiving corresponding synchronization from the base station
The information of time window where block；Detection obtains the time-domain position of synchronizing signal block in the time window.
In still another embodiment of the process, the determination unit 1001 is suitable for by preset in the respective synchronization period
Synchronizing signal block group position candidate is detected, and determines the time-domain position of synchronizing signal block.
Synchronization unit 1002 is suitable for obtaining corresponding synchronizing signal from the time-domain position of identified synchronizing signal block
Block, and synchronized with base station using acquired synchronizing signal block.
Using the said program in the embodiment of the present invention, by the time domain end position of the synchronizing signal block group configured and together
The end position that time slot is corresponded in step period is consistent, and in same synchronizing signal block group multiple synchronizing signal blocks time domain position
Set it is continuous, can by it is scattered be distributed in multiple synchronizing signal blocks before the time-domain resource of fragmentation be integrated into positioned at synchronizing signal block
Continuous time-domain resource before group can reduce control when continuous time-domain resource utilizes before to synchronizing signal block group
The expense of signaling processed, and then the utilization rate of resource can be improved.
One of ordinary skill in the art will appreciate that all or part of step in the various methods of above-described embodiment is can
It is completed with instructing relevant hardware by program, which can be stored in a computer readable storage medium, storage
Medium may include：ROM, RAM, disk or CD etc..
Although present disclosure is as above, present invention is not limited to this.Any those skilled in the art are not departing from this
It in the spirit and scope of invention, can make various changes or modifications, therefore protection scope of the present invention should be with claim institute
Subject to the range of restriction.
Claims (30)
1. a kind of synchronizing signal block configuration method, which is characterized in that including：
One or more synchronizing signal block group candidate bits are chosen from preset synchronizing signal block group position candidate in synchronizing cycle
It sets；The end position of the end position default time slot corresponding in the synchronizing cycle of the synchronizing signal block group position candidate
Unanimously, and the synchronizing signal block group position candidate includes more than two synchronizing signal block position candidates, it is described two more than
Synchronizing signal block position candidate is continuous；
Corresponding synchronizing signal block group is configured at selected synchronizing signal block group position candidate；The synchronizing signal block configured
The synchronizing signal block of group is arranged in the synchronizing signal block position candidate in corresponding synchronizing signal block position candidate.
2. synchronizing signal block configuration method according to claim 1, which is characterized in that further include：
The time-domain position information of corresponding synchronizing signal block in the synchronizing signal block group configured is sent to user equipment.
3. synchronizing signal block configuration method according to claim 2, which is characterized in that preset same in the synchronizing cycle
Walk multiple synchronizing signal block position candidate serial numbers of block group position candidate；The time domain of the corresponding synchronizing signal block
Location information is the number information of corresponding synchronizing signal block position candidate.
4. synchronizing signal block configuration method according to claim 1, which is characterized in that further include：
The information of time window where corresponding synchronizing signal block is sent to user equipment, so that the user equipment exists
Detection obtains corresponding synchronizing signal block in the time window.
5. according to claim 1-4 any one of them synchronizing signal block configuration methods, which is characterized in that the synchronizing signal block
Group occupies more than one time interval resource.
6. synchronizing signal block configuration method according to claim 5, which is characterized in that the synchronizing signal block is occupied
Time-domain resource belongs to more than one time slot.
7. synchronizing signal block configuration method according to claim 6, which is characterized in that the number of the synchronizing signal block group
For more than one.
8. a kind of synchronous method of user equipment, which is characterized in that including：
Determine the time-domain position of corresponding synchronizing signal block in the respective synchronization period；The time domain position of the corresponding synchronizing signal block
In the synchronizing signal block group configured setting in base station, and the synchronizing signal block group setting that is configured of base station with from preset same
In the one or more synchronizing signal block group position candidates chosen in step block group position candidate, the synchronizing signal block group is waited
The end position of the end position that bit selecting is set default time slot corresponding in the synchronizing cycle is consistent, and the synchronizing signal block
Group position candidate includes more than two synchronizing signal block position candidates, and described two above synchronizing signal block position candidates connect
Continuous, corresponding synchronizing signal in the synchronizing signal block group position candidate selected by base station is arranged in the corresponding synchronizing signal block
In block position candidate；
Corresponding synchronizing signal block is obtained from the time-domain position of identified synchronizing signal block, and using acquired synchronous letter
Number block is synchronized with base station.
9. the synchronous method of user equipment according to claim 8, which is characterized in that in the determining respective synchronization period
The time-domain position of corresponding synchronizing signal block, including：
The time-domain position information of corresponding synchronizing signal block is received from base station.
10. the synchronous method of user equipment according to claim 9, which is characterized in that pre- in the respective synchronization period
If synchronizing signal block group position candidate multiple synchronizing signal block position candidate serial numbers；It is received from base station corresponding
The time-domain position information of synchronizing signal block is the number of the synchronizing signal block position candidate where the corresponding synchronizing signal block
Information.
11. the synchronous method of user equipment according to claim 8, which is characterized in that the determining respective synchronization period
The time-domain position of interior corresponding synchronizing signal block, including：
From the base station receive corresponding synchronizing signal block where time window information；
Detection obtains the time-domain position of synchronizing signal block in the time window.
12. the synchronous method of user equipment according to claim 8, which is characterized in that the determining respective synchronization period
The time-domain position of interior corresponding synchronizing signal block, including：
By being detected to preset synchronizing signal block group position candidate in the respective synchronization period, determine synchronizing signal block when
Domain position.
13. according to the synchronous method of claim 8-12 any one of them user equipmenies, which is characterized in that the synchronizing signal
The occupied time-domain resource of synchronizing signal block in block group belongs to more than one time slot.
14. the synchronous method of user equipment according to claim 13, which is characterized in that the synchronizing signal block group occupies
More than one time interval resource.
15. the synchronous method of user equipment according to claim 14, which is characterized in that of the synchronizing signal block group
Number is more than one.
16. a kind of base station, which is characterized in that including：
Selection unit is suitable for choosing one or more synchronous letters from preset synchronizing signal block group position candidate in synchronizing cycle
Number block group position candidate；The end position of the synchronizing signal block group position candidate with it is corresponding default in the synchronizing cycle when
The end position of gap is consistent, and the synchronizing signal block group position candidate includes more than two synchronizing signal block position candidates,
Described two above synchronizing signal block position candidates are continuous；
Dispensing unit is suitable for configuring corresponding synchronizing signal block group at selected synchronizing signal block group position candidate；Matched
The synchronizing signal block that the synchronizing signal block for the synchronizing signal block group set is arranged in corresponding synchronizing signal block position candidate is candidate
On position.
17. base station according to claim 16, which is characterized in that further include：
First transmission unit, the time-domain position information hair suitable for corresponding synchronizing signal block in the synchronizing signal block group that will be configured
It send to user equipment.
18. base station according to claim 17, which is characterized in that preset synchronizing signal block group is waited in the synchronizing cycle
Bit selecting set in multiple synchronizing signal block position candidate serial numbers；Corresponding synchronous letter transmitted by first transmission unit
The time-domain position information of number block is the number information of corresponding synchronizing signal block position candidate.
19. base station according to claim 16, which is characterized in that further include：
Second transmission unit, suitable for the information of the time window where corresponding synchronizing signal block is sent to user equipment, with
So that the user equipment detects in the time window obtains corresponding synchronizing signal block.
20. according to claim 16-19 any one of them base station, which is characterized in that the synchronizing signal block group occupies one
Above time interval resource.
21. base station according to claim 20, which is characterized in that the occupied time-domain resource of synchronizing signal block belongs to
More than one time slot.
22. base station according to claim 21, which is characterized in that the number of the synchronizing signal block group is more than one.
23. a kind of user equipment, which is characterized in that including：
Determination unit is adapted to determine that the time-domain position of corresponding synchronizing signal block in the respective synchronization period；The corresponding synchronization
The time-domain position of block is located in the synchronizing signal block group that base station is configured, and the synchronizing signal block group setting that base station is configured
With from the one or more synchronizing signal block group position candidates chosen in preset synchronizing signal block group position candidate, it is described
The end position of the end position default time slot corresponding in the synchronizing cycle of synchronizing signal block group position candidate is consistent, and
The synchronizing signal block group position candidate includes more than two synchronizing signal block position candidates, described two above synchronizing signals
Block position candidate is continuous, and the corresponding synchronizing signal block is arranged right in the synchronizing signal block group position candidate selected by base station
In the synchronizing signal block position candidate answered；
Synchronization unit is suitable for obtaining corresponding synchronizing signal block from the time-domain position of identified synchronizing signal block, and uses
Acquired synchronizing signal block is synchronized with base station.
24. user equipment according to claim 23, which is characterized in that the determination unit is suitable for receiving from base station
The time-domain position information of corresponding synchronizing signal block, and determine the time-domain position information of corresponding synchronizing signal block.
25. user equipment according to claim 24, which is characterized in that preset synchronous letter in the respective synchronization period
Multiple synchronizing signal block position candidate serial numbers of number block group position candidate；
The time-domain position information for the corresponding synchronizing signal block that the determination unit is received from base station is the corresponding synchronization
The number information of synchronizing signal block position candidate where block.
26. user equipment according to claim 23, which is characterized in that the determination unit is suitable for from the base station
Receive the information of the time window where corresponding synchronizing signal block；Detection obtains synchronizing signal block in the time window
Time-domain position.
27. user equipment according to claim 23, which is characterized in that the determination unit is suitable for by corresponding same
Preset synchronizing signal block group position candidate is detected in step period, determines the time-domain position of synchronizing signal block.
28. according to claim 23-27 any one of them user equipmenies, which is characterized in that in the synchronizing signal block group
The occupied time-domain resource of synchronizing signal block belongs to more than one time slot.
29. user equipment according to claim 28, which is characterized in that the synchronizing signal block group occupies more than one
Time interval resource.
30. the synchronous method of user equipment according to claim 29, which is characterized in that of the synchronizing signal block group
Number is more than one.
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