CN108810918A - Realize method, apparatus, base station and the user equipment of beam optimization - Google Patents
Realize method, apparatus, base station and the user equipment of beam optimization Download PDFInfo
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- CN108810918A CN108810918A CN201710317443.7A CN201710317443A CN108810918A CN 108810918 A CN108810918 A CN 108810918A CN 201710317443 A CN201710317443 A CN 201710317443A CN 108810918 A CN108810918 A CN 108810918A
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- 238000005457 optimization Methods 0.000 title claims abstract description 42
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W16/00—Network planning, e.g. coverage or traffic planning tools; Network deployment, e.g. resource partitioning or cells structures
- H04W16/24—Cell structures
- H04W16/28—Cell structures using beam steering
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
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Abstract
The present invention provides a kind of method, apparatus that realizing beam optimization, base station and user equipment.In base station side, the method includes：Receive the specific preamble that UE is sent on specific random access channel resource；Optimal synchronisation block associated with the specific random access channel resource is determined according to the incidence relation between synchronizing signal block and random access channel resource, according to the incidence relation determination optimum beam quality references signal associated with the specific preamble between beam quality reference signal and preamble resource；Best broad beam associated with the optimal synchronisation block is determined according to the incidence relation between broad beam and synchronizing signal block, and best narrow beam associated with the optimum beam quality references signal is determined according to the incidence relation between narrow beam and beam quality reference signal；On the best narrow beam accidental access response message is sent to UE.
Description
Technical field
The present invention relates to wireless communication technology field more particularly to a kind of method, apparatus for realizing beam optimization, base station and
User equipment.
Background technology
In the communication system using beam scanning, during UE carries out random access, base station can carry out downlink
Beam optimization, so that UE obtains better beam forming gain.
Currently, base station can be before sending accidental access response message to UE (User Equipment, user equipment)
Trigger beam optimization.Specifically, such as CSI-RS (Channel State Information Reference can be used in base station
Signals, channel state information reference signals) reference signal indicate narrow beam quality, indicate the CSI- of narrow beam quality
RS is directly associated with RACH (Random Access Channel, random access channel) resource.When UE needs to report to base station
When some CSI-RS is best CSI-RS, UE selects RACH resource associated with the CSI-RS to send lead code.When base station exists
After detecting lead code in some RACH resource, base station would know that the UE best CSI-RS to be reported according to the RACH resource
It is which CSI-RS, so as to know which narrow beam is best for replying the corresponding narrow beam of random access.
In the implementation of the present invention, inventor has found at least to have the following technical problems in the prior art：
UE needs the reference signal to being largely used to instruction narrow beam quality to measure, and each narrow beam is required to match
Set RACH resource associated there, this implementation method can be brought excessive expense to UE, long measurement time delay and compared with
Low RACH resource utilization rate.
Invention content
It is provided by the invention realize beam optimization method, apparatus, base station and user equipment, can reduce UE expense and
Time delay is measured, RACH resource utilization rate is improved.
In a first aspect, the present invention provides a kind of method for realizing beam optimization, the method is applied to base station, the method
Including：
Receive the specific preamble that UE is sent on specific random access channel resource；
It is determined and the specific random access according to the incidence relation between synchronizing signal block and random access channel resource
The associated optimal synchronisation block of channel resource, according to the incidence relation between beam quality reference signal and preamble resource
Determine optimum beam quality references signal associated with the specific preamble；
It is determined according to the incidence relation between broad beam and synchronizing signal block associated with the optimal synchronisation block
Best broad beam determines according to the incidence relation between narrow beam and beam quality reference signal and joins with the optimum beam quality
Examine the associated best narrow beam of signal；
On the best narrow beam accidental access response message is sent to UE.
Optionally, described before the specific preamble that the reception UE is sent on specific random access channel resource
Method further includes：
Being associated between the incidence relation, narrow beam and beam quality reference signal between broad beam and synchronizing signal block
Incidence relation, synchronizing signal block between relationship, synchronizing signal block and beam quality reference signal and random access channel resource
Between incidence relation and beam quality reference signal and preamble resource between incidence relation configured；
By incidence relation, synchronizing signal block and the random access between the synchronizing signal block and beam quality reference signal
The incidence relation between incidence relation and beam quality reference signal and preamble resource between channel resource is sent to UE.
Optionally, the incidence relation by between the synchronizing signal block and beam quality reference signal, synchronizing signal
Being associated between the incidence relation and beam quality reference signal and preamble resource between block and random access channel resource
Relationship is sent to UE：It is broadcasted by remaining system message or radio resource control signaling is by the synchronizing signal block and wave
Incidence relation, synchronizing signal block between beam quality reference signal and incidence relation and wave between random access channel resource
Incidence relation between beam quality reference signal and preamble resource is sent to UE.
Optionally, the incidence relation between the synchronizing signal block and beam quality reference signal includes：One synchronous letter
Number block is associated at least two beam quality reference signals.
Optionally, the incidence relation between the synchronizing signal block and random access channel resource includes：One synchronous letter
Number block is associated with one group of random access channel resource, and every group of random access channel resource includes more than one random access letter
Road resource.
Optionally, the incidence relation between the beam quality reference signal and preamble resource includes：Each wave beam matter
Amount reference signal is associated with one group of preamble resource, and different beam quality reference signals are associated with different preamble resources；
Alternatively, the wave beam matter that each beam quality reference signal is associated with all available preamble resources, different
Measuring the preamble resource associated by reference signal has different orthogonal covering codes；
Alternatively, the wave beam matter that each beam quality reference signal is associated with all available preamble resources, different
Measuring the preamble resource associated by reference signal has different masks.
Second aspect, the present invention provide another method for realizing beam optimization, and the method is applied to user equipment, institute
The method of stating includes：
The synchronizing signal block sent to base station measures, and determines optimal synchronisation block；
It is determined and the optimal synchronisation signal according to the incidence relation between synchronizing signal block and beam quality reference signal
The associated beam quality reference signal of block；
Beam quality reference signal associated with the optimal synchronisation block is measured, determines optimum beam quality references
Signal；
It is determined and the optimal synchronisation signal according to the incidence relation between synchronizing signal block and random access channel resource
The associated specific random access channel resource of block, according to the incidence relation between beam quality reference signal and preamble resource
Determine specific preamble associated with the optimum beam quality references signal；
The specific preamble is sent to base station on the specific random access channel resource, so that base station is according to
Specific random access channel resource and the specific preamble determine best narrow beam；
Receive the accidental access response message that base station is sent on the best narrow beam.
Optionally, it is measured in the synchronizing signal block sent to base station, before determining optimal synchronisation block, institute
The method of stating further includes：
Receive base station send synchronizing signal block and beam quality reference signal between incidence relation, synchronizing signal block with
The incidence relation between incidence relation and beam quality reference signal and preamble resource between random access channel resource.
The third aspect, the present invention provide a kind of device for realizing beam optimization, and described device is located at base station, described device packet
It includes：
First receiving unit, the specific preamble sent on specific random access channel resource for receiving UE；
First determination unit, for according between synchronizing signal block and random access channel resource incidence relation determine with
The associated optimal synchronisation block of specific random access channel resource is provided according to beam quality reference signal and lead code
Incidence relation between source determines optimum beam quality references signal associated with the specific preamble；
Second determination unit is used to be determined according to the incidence relation between broad beam and synchronizing signal block and described best same
The associated best broad beam of block is walked, according to the incidence relation between narrow beam and beam quality reference signal is determining and institute
State the associated best narrow beam of optimum beam quality references signal；
First transmission unit, for sending accidental access response message to UE on the best narrow beam.
Optionally, described device further includes：
Dispensing unit, for receiving the spy that UE is sent on specific random access channel resource in first receiving unit
Before determining lead code, between incidence relation, narrow beam between broad beam and synchronizing signal block and beam quality reference signal
Incidence relation, the incidence relation between synchronizing signal block and beam quality reference signal, synchronizing signal block and random access believe
The incidence relation between incidence relation and beam quality reference signal and preamble resource between road resource is configured；
Second transmission unit, for by the incidence relation, same between the synchronizing signal block and beam quality reference signal
Between incidence relation and beam quality reference signal and preamble resource between step block and random access channel resource
Incidence relation be sent to UE.
Optionally, second transmission unit is broadcasted or radio resource control signaling for passing through remaining system message
By incidence relation, synchronizing signal block and the random access channel resource between the synchronizing signal block and beam quality reference signal
Between incidence relation and beam quality reference signal and preamble resource between incidence relation be sent to UE.
Optionally, the incidence relation between the synchronizing signal block and beam quality reference signal includes：One synchronous letter
Number block is associated at least two beam quality reference signals.
Optionally, the incidence relation between the synchronizing signal block and random access channel resource includes：One synchronous letter
Number block is associated with one group of random access channel resource, and every group of random access channel resource includes more than one random access letter
Road resource.
Optionally, the incidence relation between the beam quality reference signal and preamble resource includes：Each wave beam matter
Amount reference signal is associated with one group of preamble resource, and different beam quality reference signals are associated with different preamble resources；
Alternatively, the wave beam matter that each beam quality reference signal is associated with all available preamble resources, different
Measuring the preamble resource associated by reference signal has different orthogonal covering codes；
Alternatively, the wave beam matter that each beam quality reference signal is associated with all available preamble resources, different
Measuring the preamble resource associated by reference signal has different masks.
Fourth aspect, the present invention provide another device for realizing beam optimization, and described device is located at user equipment, described
Device includes：
First measuring unit, the synchronizing signal block for being sent to base station measure, and determine optimal synchronisation block；
Third determination unit, for true according to the incidence relation between the synchronizing signal block and beam quality reference signal
Fixed beam quality reference signal associated with the optimal synchronisation block；
Second measuring unit, for measuring beam quality reference signal associated with the optimal synchronisation block, really
Determine optimum beam quality references signal；
4th determination unit, for true according to the incidence relation between the synchronizing signal block and random access channel resource
Fixed specific random access channel resource associated with the optimal synchronisation block, according to the beam quality reference signal and
Incidence relation between preamble resource determines specific preamble associated with the optimum beam quality references signal；
Third transmission unit, for sending the particular preamble to base station on the specific random access channel resource
Code, so that base station determines best narrow beam according to the specific random access channel resource and the specific preamble；
Second receiving unit, the accidental access response message sent on the best narrow beam for receiving base station.
Optionally, described device further includes：
Third receiving unit, for being measured to the synchronizing signal block that base station is sent in first measuring unit, really
Before determining optimal synchronisation block, being associated between the reception base station synchronizing signal block sent and beam quality reference signal
Incidence relation and beam quality reference signal between system, synchronizing signal block and random access channel resource and preamble resource
Between incidence relation.
5th aspect, the present invention provide a kind of base station, and the base station includes the above-mentioned realization beam optimization positioned at base station
Device.
6th aspect, the present invention provide a kind of user equipment, and the user equipment includes the above-mentioned reality positioned at user equipment
The device of existing beam optimization.
Method, apparatus, base station and the user equipment provided in an embodiment of the present invention for realizing beam optimization, random in UE connect
During entering, base station to UE send accidental access response message before complete downlink wave beam optimization, meanwhile, base station by using
Incidence relation between broad beam and narrow beam measures the stratification of broad beam and narrow beam using UE and using connecing at random
Stratification joint instructions and the identification for entering channel resource and lead code, can reduce the expense of UE, reduce and measure time delay, and energy
Enough improve RACH resource utilization rate.
Description of the drawings
Fig. 1 is the flow chart for the method that one embodiment of the invention realizes beam optimization；
Fig. 2 is the flow chart for the method that another embodiment of the present invention realizes beam optimization；
Fig. 3 is the structural schematic diagram for the device that one embodiment of the invention realizes beam optimization；
Fig. 4 is the structural schematic diagram for the device that another embodiment of the present invention realizes beam optimization；
Fig. 5 is the structural schematic diagram for the device that yet another embodiment of the invention realizes beam optimization；
Fig. 6 is the structural schematic diagram for the device that further embodiment of this invention realizes beam optimization.
Specific implementation mode
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
The every other embodiment that personnel are obtained without making creative work, shall fall within the protection scope of the present invention.
In embodiments of the present invention, base station synchronous signal transmission block on a kind of downlink wave beam, referred to as such downlink wave beam
For broad beam, UE can pass through the quality of the measurement acquisition base station broad beam to synchronizing signal block.Base station is in another kind of downlink wave beam
A kind of upper reference signal for reflecting beam quality of transmission, referred to as such downlink wave beam are narrow beam, referred to as this for anti-
The reference signal for reflecting beam quality is beam quality reference signal.UE can be by obtaining base to the measurement of beam quality reference signal
It stands the quality of narrow beam, beam quality reference signal can be the CSI-RS reference signals for reflecting beam quality, can also
It is other reference signals for reflecting beam quality.It can cover more than one narrow beam in the broad beam coverage area of base station,
Compared to broad beam, UE can obtain higher beam forming gain by narrow beam.
The embodiment of the present invention provides a kind of method for realizing beam optimization, and the method is applied to base station, as shown in Figure 1,
The method includes：
S11, the specific preamble that UE is sent on specific random access channel resource is received.
S12, according to the incidence relation between synchronizing signal block and random access channel resource determine with it is described specific random
The associated optimal synchronisation block of channel resource is accessed, according to being associated between beam quality reference signal and preamble resource
Relationship determines optimum beam quality references signal associated with the specific preamble.
S13, according between broad beam and synchronizing signal block incidence relation determine it is related with the optimal synchronisation block
The best broad beam of connection determines and the optimum beam matter according to the incidence relation between narrow beam and beam quality reference signal
Measure the associated best narrow beam of reference signal.
S14, on the best narrow beam to UE send accidental access response message.
Optionally, before step S11, the method further includes：
Being associated between the incidence relation, narrow beam and beam quality reference signal between broad beam and synchronizing signal block
Incidence relation, synchronizing signal block between relationship, synchronizing signal block and beam quality reference signal and random access channel resource
Between incidence relation and beam quality reference signal and preamble resource between incidence relation configured；
By incidence relation, synchronizing signal block and the random access between the synchronizing signal block and beam quality reference signal
The incidence relation between incidence relation and beam quality reference signal and preamble resource between channel resource is sent to UE.
Wherein, the incidence relation between synchronizing signal block and beam quality reference signal reflects broad beam and narrow beam
Between incidence relation.
Such as：When base station configuration broad beam A is associated with narrow beam A1, narrow beam A2, narrow beam A3, narrow beam A4,
Base station configures synchronizing signal block A and beam quality reference signal A1, beam quality reference signal A2, beam quality reference signal
A3, beam quality reference signal A4 are associated, and wherein UE can get the quality condition of broad beam A by detecting synchronizing signal block A,
Pass through detection beam quality references signal A1, beam quality reference signal A2, beam quality reference signal A3, beam quality reference
Signal A4 can get the quality condition of narrow beam A1, narrow beam A2, narrow beam A3, narrow beam A4.When base station configuration broad beam B with
When narrow beam B1, narrow beam B2, narrow beam B3, narrow beam B4 are associated and other are associated situations, similar above-mentioned configuration,
It repeats no more.
Wherein, the incidence relation between synchronizing signal block and RACH resource reflects between broad beam and RACH resource
Incidence relation.
Synchronizing signal block and the incidence relation of RACH resource include：One synchronizing signal block is related to one group of RACH resource
Connection, this group of RACH resource includes more than one RACH resource；When UE needs to report some synchronizing signal block to base station to be best
When synchronizing signal block, UE sends lead code in this associated RACH resource of synchronizing signal block；When base station is provided in some RACH
After detecting lead code on source, base station belongs to which group RACH resource would know that UE to be reported best according to the RACH resource
Which synchronizing signal block is.
Wherein, the incidence relation between beam quality reference signal and preamble resource reflects narrow beam and lead code
Incidence relation between resource.It can specifically include following three kinds of situations：
Situation 1：Incidence relation between beam quality reference signal and preamble resource includes：For some synchronizing signal
Block, when there is N number of beam quality reference signal associated with the synchronizing signal block, available preamble resource is divided by base station
N groups, each beam quality reference signal are associated with one group of preamble resource, different beam quality reference signals be associated with it is different before
Leading code resource group；When UE is needed to when to report some beam quality reference signal be optimum beam quality references signal for base station, UE
The lead code of transmission belongs to preamble resource group associated with this beam quality reference signal；When base station is in some RACH resource
On detect lead code after, base station according to the lead code belong to which group preamble resource would know that the UE best waves to be reported
Which beam quality reference signal is beam quality reference signal be.
Situation 2：The incidence relation of beam quality reference signal and preamble resource includes：For some synchronizing signal block,
When there is N number of beam quality reference signal associated with the synchronizing signal block, each beam quality reference signal with it is all can
Preamble resource is associated, and different beam quality reference signals uses different OCC (Orthogonal by lead code
Cover Code, orthogonal covering codes) it distinguishes；When UE needs to report some beam quality reference signal to base station to be optimum beam
When quality references signal, the lead code that UE is sent uses OCC associated with this beam quality reference signal；When base station is at some
After detecting lead code in RACH resource, the OCC that base station is used according to the lead code would know that the UE best waves to be reported
Which beam quality reference signal is beam quality reference signal be.
Situation 3：The incidence relation of beam quality reference signal and preamble resource includes：For some synchronizing signal block,
When there is N number of beam quality reference signal associated with the synchronizing signal block, each beam quality reference signal with it is all can
Preamble resource is associated, and different beam quality reference signals are distinguished by lead code using different masks；When
UE is needed to when to report some beam quality reference signal be optimum beam quality references signal for base station, and the lead code that UE is sent is adopted
With mask associated with this beam quality reference signal；After base station detects lead code in some RACH resource, base station
The mask used according to the lead code would know which beam quality the optimum beam quality references signal that UE to be reported is
Reference signal.
Specifically, base station can be wide by RMSI (Remaining system information, remaining system information)
Broadcast or the mode of RRC (Radio Resource Control, wireless heterogeneous networks) signaling for UE provide RACH resource and
The configuring condition of preamble resource.
After base station parses specific lead code in specific RACH resource, base station can be known best same indicated by UE
Block and optimum beam quality references signal associated with synchronizing signal block are walked, then base station can be known for the UE's
Best broad beam and narrow beam, to which base station can reply accidental access response message to UE, to obtain on the narrow beam known
Higher beam forming gain is obtained, i.e., realizes the downlink wave beam optimization of base station before accidental access response message.
The embodiment of the present invention provides another method for realizing beam optimization, and the method is applied to user equipment, such as Fig. 2
It is shown, the method includes：
S21, the synchronizing signal block sent to base station measure, and determine optimal synchronisation block.
UE obtains the quality information of synchronizing signal block by the measurement to synchronizing signal block, that is, obtains and synchronizing signal
The quality information of the corresponding broad beam of block.UE judges to know best synchronizing signal based on the measurement result to synchronizing signal block
Block.
S22, it is determined and the optimal synchronisation according to the incidence relation between synchronizing signal block and beam quality reference signal
The associated beam quality reference signal of block.
S24, beam quality reference signal associated with the optimal synchronisation block is measured, determines optimum beam quality
Reference signal.
UE is obtained synchronous with best by measuring beam quality reference signal associated with best synchronizing signal block
The quality information of the associated beam quality reference signal of block obtains the quality letter of narrow beam associated with broad beam
Breath.UE can determine whether to know best beam quality reference signal based on the measurement result to beam quality reference signal.
S23, it is determined and the optimal synchronisation according to the incidence relation between synchronizing signal block and random access channel resource
The associated specific random access channel resource of block, according to being associated between beam quality reference signal and preamble resource
Relationship determines specific preamble associated with the optimum beam quality references signal.
S24, to base station send the specific preamble on the specific random access channel resource so that base station according to
The specific random access channel resource and the specific preamble determine best narrow beam.
UE sends selected specific preamble in selected specific RACH resource, and specific RACH resource is indicated to base station
The optimal synchronisation block that UE is received, specific lead code indicate the optimum beam quality references letter that UE is received to base station
Number.
S25, the accidental access response message that base station is sent on the best narrow beam is received.
Optionally, before step S21, the method further includes：
Receive base station send synchronizing signal block and beam quality reference signal between incidence relation, synchronizing signal block with
The incidence relation between incidence relation and beam quality reference signal and preamble resource between random access channel resource.
Specifically, UE can pass through RMSI broadcast or the side of RRC signaling before initiating random access to base station from base station
Formula obtains the configuring condition of RACH resource and preamble resource.
The method provided in an embodiment of the present invention for realizing beam optimization, in the random access procedure of UE, base station is to UE
Downlink wave beam optimization is completed before sending accidental access response message, meanwhile, base station is by using between broad beam and narrow beam
Incidence relation, measure the stratification of broad beam and narrow beam and utilize random access channel resource and lead code using UE
Stratification joint instructions and identification, can reduce the expense of UE, reduce and measure time delay, and RACH resource utilization can be improved
Rate.
It is described in detail below in the method that specific embodiment realizes beam optimization to the present invention.
Embodiment 1：
Base station side configures 3 synchronizing signal blocks, is respectively：Synchronizing signal block A, synchronizing signal block B, synchronizing signal block C, often
A synchronizing signal block can reflect the quality of a broad beam of base station.Base station configures 12 beam quality reference signals, each
Beam quality reference signal can reflect the quality of a narrow beam of base station.4 waves have been respectively associated in each synchronizing signal block
Beam quality reference signal (synchronizing signal block A association beam quality reference signals A1, beam quality reference signal A2, beam quality
Reference signal A3, beam quality reference signal A4, synchronizing signal block B association beam quality reference signals B1, beam quality reference
Signal B2, beam quality reference signal B3, beam quality reference signal B4, synchronizing signal block C are associated with beam quality reference signal
C1, beam quality reference signal C2, beam quality reference signal C3, beam quality reference signal C4).
Base station provides the configuration of RACH resource and preamble resource by way of RMSI broadcast or RRC signaling for UE
Situation, UE can obtain the configuring condition of RACH resource and preamble resource before initiating random access to base station from base station,
The configuring condition of RACH resource and preamble resource is in the present embodiment：
(1) incidence relation of synchronizing signal block and beam quality reference signal：
Synchronizing signal block A association beam quality reference signals A1, beam quality reference signal A2, beam quality reference signal
A3, beam quality reference signal A4；
Synchronizing signal block B association beam quality reference signals B1, beam quality reference signal B2, beam quality reference signal
B3, beam quality reference signal B4；
Synchronizing signal block C association beam quality reference signals C1, beam quality reference signal C2, beam quality reference signal
C3, beam quality reference signal C4；
The broad beam and narrow beam incidence relation of above-mentioned synchronizing signal block and the reflection of beam quality reference signal incidence relation
It is：
Broad beam A association narrow beams A1, narrow beam A2, narrow beam A3, narrow beam A4；
Broad beam B association narrow beams B1, narrow beam B2, narrow beam B3, narrow beam B4；
Broad beam C association narrow beams C1, narrow beam C2, narrow beam C3, narrow beam C4.
(2) incidence relation of synchronizing signal block and RACH resource：
Each synchronizing signal block is associated with one group of RACH resource, this group of RACH resource includes more than one RACH moneys
Source, for example, synchronizing signal block A is associated with RACH resource group A, include 2 RACH resources in RACH resource group A, it is other with this
Analogize, repeats no more.
(3) incidence relation of beam quality reference signal and preamble resource
For in the present embodiment, each synchronizing signal block has 4 beam quality reference signals related to the synchronizing signal block
Available preamble resource is divided into 4 groups by connection, base station, and each beam quality reference signal is associated with one group of preamble resource, no
With beam quality reference signal be associated with different preamble resource groups, for example, one to share 64 available preamble resources (leading
Code 1 is to lead code 64) when, this 64 preamble resources can be divided into 4 groups by base station, by this 4 groups respectively with synchronizing signal block A phases
Associated 4 beam quality reference signals are associated, by this 4 groups respectively 4 beam qualities associated with synchronizing signal block B join
It is associated to examine signal, it is associated with the associated 4 beam quality reference signals of synchronizing signal block C respectively by this 4 groups.Here right
In the beam quality reference signal associated by different synchronizing signal blocks, different packet modes can be used.For example, the 1st extremely
16th lead code is associated with beam quality reference signal A1, the 17th to the 32nd lead code and beam quality reference signal
A2 is associated, and the 33rd to the 48th lead code is associated with beam quality reference signal A3, the 49th to the 64th lead code
It is associated with beam quality reference signal A4；For another example the 1st to the 16th lead code is related to beam quality reference signal A1
Connection, the 17th to the 32nd lead code is associated with beam quality reference signal A2, the 33rd to the 48th lead code and wave beam
Quality references signal A4 is associated, and the 49th to the 64th lead code is associated with beam quality reference signal A3.
UE obtains the quality information of synchronizing signal block by the measurement to synchronizing signal block, and UE is based on to synchronizing signal block
Measurement result judgement know best synchronizing signal block, such as UE judgements know that synchronizing signal block A is optimal synchronisation block.
Then, UE measures beam quality reference signal associated with synchronizing signal block A, obtains wave associated with synchronizing signal block A
The quality information of beam quality reference signal, UE judge to know best wave beam based on the measurement result to beam quality reference signal
Quality references signal, such as UE judgements know that beam quality reference signal A2 is optimum beam quality references signal.
UE sends selected specific preamble in selected specific RACH resource, and specific RACH resource is indicated to base station
The optimal synchronisation block that UE is received, specific lead code indicate the optimum beam quality references letter that UE is received to base station
Number, for example, UE in RACH resource group A by selecting a RACH resource and sending lead code on the resource in the present embodiment
18 give base station, to indicate that the optimal synchronisation block that UE is known is synchronizing signal block A, the optimum beam quality references that UE is known
Signal is beam quality reference signal A2.
After base station parses lead code 18 in some RACH resource in RACH resource group A, base station can know UE meanings
The best synchronizing signal block shown is synchronizing signal block A, and optimum beam quality references associated with the synchronizing signal block
Signal is beam quality reference signal A2, and then base station can know that the best broad beam for the UE is broad beam A, best narrow wave
Beam is narrow beam A2, to which base station can reply accidental access response message to UE, to obtain more on the narrow beam A2 known
High beam forming gain realizes the downlink wave beam optimization of base station that is, before accidental access response message.
Embodiment 2：
Base station side configures 3 synchronizing signal blocks, is respectively：Synchronizing signal block A, synchronizing signal block B, synchronizing signal block C, often
A synchronizing signal block can reflect the quality of a broad beam of base station.Base station configures 12 beam quality reference signals, each
Beam quality reference signal can reflect the quality of a narrow beam of base station.4 waves have been respectively associated in each synchronizing signal block
Beam quality reference signal (synchronizing signal block A association beam quality reference signals A1, beam quality reference signal A2, beam quality
Reference signal A3, beam quality reference signal A4, synchronizing signal block B association beam quality reference signals B1, beam quality reference
Signal B2, beam quality reference signal B3, beam quality reference signal B4, synchronizing signal block C are associated with beam quality reference signal
C1, beam quality reference signal C2, beam quality reference signal C3, beam quality reference signal C4).
Base station provides the configuration of RACH resource and preamble resource by way of RMSI broadcast or RRC signaling for UE
Situation, UE can obtain the configuring condition of RACH resource and preamble resource before initiating random access to base station from base station,
The configuring condition of RACH resource and preamble resource is in the present embodiment：
(1) incidence relation of synchronizing signal block and beam quality reference signal：
Synchronizing signal block A association beam quality reference signals A1, beam quality reference signal A2, beam quality reference signal
A3, beam quality reference signal A4；
Synchronizing signal block B association beam quality reference signals B1, beam quality reference signal B2, beam quality reference signal
B3, beam quality reference signal B4；
Synchronizing signal block C association beam quality reference signals C1, beam quality reference signal C2, beam quality reference signal
C3, beam quality reference signal C4；
The broad beam and narrow beam incidence relation of above-mentioned synchronizing signal block and the reflection of beam quality reference signal incidence relation
It is：
Broad beam A association narrow beams A1, narrow beam A2, narrow beam A3, narrow beam A4；
Broad beam B association narrow beams B1, narrow beam B2, narrow beam B3, narrow beam B4；
Broad beam C association narrow beams C1, narrow beam C2, narrow beam C3, narrow beam C4.
(2) incidence relation of synchronizing signal block and RACH resource：
Each synchronizing signal block is associated with one group of RACH resource, this group of RACH resource includes more than one RACH moneys
Source, for example, synchronizing signal block A is associated with RACH resource group A, include 2 RACH resources in RACH resource group A, it is other with this
Analogize, repeats no more.
(3) incidence relation of beam quality reference signal and preamble resource
In the present embodiment, each synchronizing signal block has that 4 beam quality reference signals are associated with the synchronizing signal block, often
A beam quality reference signal is associated with all available preamble resources, and different beam quality reference signals passes through
Lead code is distinguished using different OCC, for example, lead code is associated with beam quality reference signal A1 by using OCC1,
Lead code is associated with beam quality reference signal A2 by using OCC2, and lead code is referred to by using OCC3 and beam quality
Signal A3 is associated, and lead code is associated with beam quality reference signal A4 by using OCC4.
UE obtains the quality information of synchronizing signal block by the measurement to synchronizing signal block, and UE is based on to synchronizing signal block
Measurement result judgement know best synchronizing signal block, such as UE judgements know that synchronizing signal block A is optimal synchronisation block.
Then, UE measures beam quality reference signal associated with synchronizing signal block A, obtains wave associated with synchronizing signal block A
The quality information of beam quality reference signal, UE judge to know best wave beam based on the measurement result to beam quality reference signal
Quality references signal, such as UE judgements know that beam quality reference signal A2 is optimum beam quality references signal.
UE sends selected specific preamble in selected specific RACH resource, and specific RACH resource is indicated to base station
The optimal synchronisation block that UE is received, specific lead code indicate the optimum beam quality references letter that UE is received to base station
Number, for example, UE is used by selecting a RACH resource in RACH resource group A and sending on the resource in the present embodiment
The lead code of OCC2 is to base station, to indicate that the optimal synchronisation block that UE is known is synchronizing signal block A, the best wave that UE is known
Beam quality reference signal is beam quality reference signal A2.
After base station parses in some RACH resource in RACH resource group A using the lead code of OCC2, known to base station
It is synchronizing signal block A, and optimum beam associated with the synchronizing signal block to know the best synchronizing signal block indicated by UE
Quality references signal is beam quality reference signal A2, and then base station can know that the best broad beam for the UE is broad beam A,
Best narrow beam is narrow beam A2, to which base station can reply accidental access response message to UE on the narrow beam A2 known,
To obtain higher beam forming gain, i.e., the downlink wave beam optimization of base station is realized before accidental access response message.
Embodiment 3：
Base station side configures 3 synchronizing signal blocks, is respectively：Synchronizing signal block A, synchronizing signal block B, synchronizing signal block C, often
A synchronizing signal block can reflect the quality of a broad beam of base station.Base station configures 12 beam quality reference signals, each
Beam quality reference signal can reflect the quality of a narrow beam of base station.4 waves have been respectively associated in each synchronizing signal block
Beam quality reference signal (synchronizing signal block A association beam quality reference signals A1, beam quality reference signal A2, beam quality
Reference signal A3, beam quality reference signal A4, synchronizing signal block B association beam quality reference signals B1, beam quality reference
Signal B2, beam quality reference signal B3, beam quality reference signal B4, synchronizing signal block C are associated with beam quality reference signal
C1, beam quality reference signal C2, beam quality reference signal C3, beam quality reference signal C4).
Base station provides the configuration of RACH resource and preamble resource by way of RMSI broadcast or RRC signaling for UE
Situation, UE can obtain the configuring condition of RACH resource and preamble resource before initiating random access to base station from base station,
The configuring condition of RACH resource and preamble resource is in the present embodiment：
(1) incidence relation of synchronizing signal block and beam quality reference signal：
Synchronizing signal block A association beam quality reference signals A1, beam quality reference signal A2, beam quality reference signal
A3, beam quality reference signal A4；
Synchronizing signal block B association beam quality reference signals B1, beam quality reference signal B2, beam quality reference signal
B3, beam quality reference signal B4；
Synchronizing signal block C association beam quality reference signals C1, beam quality reference signal C2, beam quality reference signal
C3, beam quality reference signal C4；
The broad beam and narrow beam incidence relation of above-mentioned synchronizing signal block and the reflection of beam quality reference signal incidence relation
It is：
Broad beam A association narrow beams A1, narrow beam A2, narrow beam A3, narrow beam A4；
Broad beam B association narrow beams B1, narrow beam B2, narrow beam B3, narrow beam B4；
Broad beam C association narrow beams C1, narrow beam C2, narrow beam C3, narrow beam C4.
(2) incidence relation of synchronizing signal block and RACH resource：
Each synchronizing signal block is associated with one group of RACH resource, this group of RACH resource includes more than one RACH moneys
Source, for example, synchronizing signal block A is associated with RACH resource group A, include 2 RACH resources in RACH resource group A, it is other with this
Analogize, repeats no more.
(3) incidence relation of beam quality reference signal and preamble resource
In the present embodiment, each synchronizing signal block has that 4 beam quality reference signals are associated with the synchronizing signal block, often
A beam quality reference signal is associated with all available preamble resources, and different beam quality reference signals passes through
Lead code is distinguished using different masks, for example, lead code is related to beam quality reference signal A1 by using mask 1
Connection, lead code is associated with beam quality reference signal A2 by using mask 2, and lead code is by using mask 3 and wave beam matter
It is associated to measure reference signal A3, lead code is associated with beam quality reference signal A4 by using mask 4.
UE obtains the quality information of synchronizing signal block by the measurement to synchronizing signal block, and UE is based on to synchronizing signal block
Measurement result judgement know best synchronizing signal block, such as UE judgements know that synchronizing signal block A is optimal synchronisation block.
Then, UE measures beam quality reference signal associated with synchronizing signal block A, obtains wave associated with synchronizing signal block A
The quality information of beam quality reference signal, UE judge to know best wave beam based on the measurement result to beam quality reference signal
Quality references signal, such as UE judgements know that beam quality reference signal A2 is optimum beam quality references signal.
UE sends selected specific preamble in selected specific RACH resource, and specific RACH resource is indicated to base station
The optimal synchronisation block that UE is received, specific lead code indicate the optimum beam quality references letter that UE is received to base station
Number, for example, UE is covered by selecting a RACH resource in RACH resource group A and sending to use on the resource in the present embodiment
The lead code of code 2 is to base station, to indicate that the optimal synchronisation block that UE is known is synchronizing signal block A, the best wave that UE is known
Beam quality reference signal is beam quality reference signal A2.
Base station parses the lead code using mask 2 in some RACH resource in RACH resource group A after, known to base station
It is synchronizing signal block A, and optimum beam associated with the synchronizing signal block to know the best synchronizing signal block indicated by UE
Quality references signal is beam quality reference signal A2, and then base station can know that the best broad beam for the UE is broad beam A,
Best narrow beam is narrow beam A2, to which base station can reply accidental access response message to UE on the narrow beam A2 known,
To obtain higher beam forming gain, i.e., the downlink wave beam optimization of base station is realized before accidental access response message.
The embodiment of the present invention also provides a kind of device for realizing beam optimization, and described device is located at base station, as shown in figure 3,
Described device includes：
First receiving unit 11, the specific preamble sent on specific random access channel resource for receiving UE；
First determination unit 12, for being determined according to the incidence relation between synchronizing signal block and random access channel resource
Optimal synchronisation block associated with the specific random access channel resource, according to beam quality reference signal and lead code
Incidence relation between resource determines optimum beam quality references signal associated with the specific preamble；
Second determination unit 13 is used to be determined according to the incidence relation between broad beam and synchronizing signal block and described best
The associated best broad beam of synchronizing signal block, according between narrow beam and beam quality reference signal incidence relation determine with
The associated best narrow beam of optimum beam quality references signal；
First transmission unit 14, for sending accidental access response message to UE on the best narrow beam.
Optionally, as shown in figure 4, described device further includes：
Dispensing unit 15 is sent for receiving UE in first receiving unit 11 on specific random access channel resource
Specific preamble before, the incidence relation, narrow beam between broad beam and synchronizing signal block and beam quality reference signal
Between incidence relation, the incidence relation between synchronizing signal block and beam quality reference signal, synchronizing signal block with connect at random
Enter incidence relation and the beam quality reference signal between channel resource and the incidence relation between preamble resource is matched
It sets；
Second transmission unit 16, for by between the synchronizing signal block and beam quality reference signal incidence relation,
Incidence relation and beam quality reference signal between synchronizing signal block and random access channel resource and preamble resource it
Between incidence relation be sent to UE.
Optionally, second transmission unit is broadcasted or radio resource control signaling for passing through remaining system message
By incidence relation, synchronizing signal block and the random access channel resource between the synchronizing signal block and beam quality reference signal
Between incidence relation and beam quality reference signal and preamble resource between incidence relation be sent to UE.
Optionally, the incidence relation between the synchronizing signal block and beam quality reference signal includes：One synchronous letter
Number block is associated at least two beam quality reference signals.
Optionally, the incidence relation between the synchronizing signal block and random access channel resource includes：One synchronous letter
Number block is associated with one group of random access channel resource, and every group of random access channel resource includes more than one random access letter
Road resource.
Optionally, the incidence relation between the beam quality reference signal and preamble resource includes：Each wave beam matter
Amount reference signal is associated with one group of preamble resource, and different beam quality reference signals are associated with different preamble resources；
Alternatively, the wave beam matter that each beam quality reference signal is associated with all available preamble resources, different
Measuring the preamble resource associated by reference signal has different orthogonal covering codes；
Alternatively, the wave beam matter that each beam quality reference signal is associated with all available preamble resources, different
Measuring the preamble resource associated by reference signal has different masks.
The device of the present embodiment can be used for executing the technical solution of the above-mentioned embodiment of the method for base station side, in fact
Existing principle is similar with technique effect, and details are not described herein again.
The embodiment of the present invention also provides another device for realizing beam optimization, and described device is located at user equipment, such as Fig. 5
Shown, described device includes：
First measuring unit 21, the synchronizing signal block for being sent to base station measure, and determine optimal synchronisation block；
Third determination unit 22, for being determined according to the incidence relation between synchronizing signal block and beam quality reference signal
Beam quality reference signal associated with the optimal synchronisation block；
Second measuring unit 23, for measuring beam quality reference signal associated with the optimal synchronisation block,
Determine optimum beam quality references signal；
4th determination unit 24, for being determined according to the incidence relation between synchronizing signal block and random access channel resource
Specific random access channel resource associated with the optimal synchronisation block, according to beam quality reference signal and lead code
Incidence relation between resource determines specific preamble associated with the optimum beam quality references signal；
Third transmission unit 25, for sending the particular preamble to base station on the specific random access channel resource
Code, so that base station determines best narrow beam according to the specific random access channel resource and the specific preamble；
Second receiving unit 26, the accidental access response message sent on the best narrow beam for receiving base station.
Optionally, as shown in fig. 6, described device further includes：
Third receiving unit 27, the synchronizing signal block for being sent to base station in first measuring unit 21 are surveyed
Amount before determining optimal synchronisation block, receives the pass between the synchronizing signal block and beam quality reference signal that base station is sent
Incidence relation and beam quality reference signal between connection relationship, synchronizing signal block and random access channel resource and lead code
Incidence relation between resource.
The device of the present embodiment can be used for executing the technical solution of the above-mentioned embodiment of the method for user equipment side,
Its implementing principle and technical effect is similar, and details are not described herein again.
The device provided in an embodiment of the present invention for realizing beam optimization, in the random access procedure of UE, base station is to UE
Downlink wave beam optimization is completed before sending accidental access response message, meanwhile, base station is by using between broad beam and narrow beam
Incidence relation, measure the stratification of broad beam and narrow beam and utilize random access channel resource and lead code using UE
Stratification joint instructions and identification, can reduce the expense of UE, reduce and measure time delay, and RACH resource utilization can be improved
Rate.
The embodiment of the present invention also provides a kind of base station, and the base station includes the dress of the above-mentioned realization beam optimization positioned at base station
It sets.
The embodiment of the present invention also provides a kind of user equipment, and the user equipment includes the above-mentioned realization positioned at user equipment
The device of beam optimization.
One of ordinary skill in the art will appreciate that realizing all or part of flow 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 read/write memory medium
In, the program is when being executed, it may include such as the flow 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
Those familiar with the art in the technical scope disclosed by the present invention, all answer by the change or replacement that can be readily occurred in
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 (18)
1. a kind of method for realizing beam optimization, the method is applied to base station, which is characterized in that the method includes：
Receive the specific preamble that UE is sent on specific random access channel resource；
It is determined and the specific random access channel according to the incidence relation between synchronizing signal block and random access channel resource
The associated optimal synchronisation block of resource is determined according to the incidence relation between beam quality reference signal and preamble resource
Optimum beam quality references signal associated with the specific preamble；
It is determined according to the incidence relation between broad beam and synchronizing signal block associated with the optimal synchronisation block best
Broad beam determines according to the incidence relation between narrow beam and beam quality reference signal and believes with the optimum beam quality references
Number associated best narrow beam；
On the best narrow beam accidental access response message is sent to UE.
2. according to the method described in claim 1, it is characterized in that, in the reception UE on specific random access channel resource
Before the specific preamble of transmission, the method further includes：
Being associated between the incidence relation, narrow beam and beam quality reference signal between broad beam and synchronizing signal block
Incidence relation, synchronizing signal block and random access channel resource between system, synchronizing signal block and beam quality reference signal it
Between incidence relation and beam quality reference signal and preamble resource between incidence relation configured；
By incidence relation, synchronizing signal block and the random access channel between the synchronizing signal block and beam quality reference signal
The incidence relation between incidence relation and beam quality reference signal and preamble resource between resource is sent to UE.
3. according to the method described in claim 2, it is characterized in that, described believe the synchronizing signal block and beam quality reference
Incidence relation, synchronizing signal block between number and the incidence relation between random access channel resource and beam quality are with reference to letter
Incidence relation number between preamble resource is sent to UE and includes：It is broadcasted by remaining system message or wireless heterogeneous networks
Signaling is by incidence relation, synchronizing signal block and the random access channel between the synchronizing signal block and beam quality reference signal
The incidence relation between incidence relation and beam quality reference signal and preamble resource between resource is sent to UE.
4. method according to claim 1 or 2, which is characterized in that the synchronizing signal block and beam quality reference signal
Between incidence relation include：One synchronizing signal block is associated at least two beam quality reference signals.
5. according to the method described in claim 4, it is characterized in that, between the synchronizing signal block and random access channel resource
Incidence relation include：One synchronizing signal block is associated with one group of random access channel resource, every group of random access channel money
Source includes more than one random access channel resource.
6. according to the method described in claim 4, it is characterized in that, between the beam quality reference signal and preamble resource
Incidence relation include：Each beam quality reference signal is associated with one group of preamble resource, different beam quality references
Signal is associated with different preamble resources；
Alternatively, each beam quality reference signal is associated with all available preamble resources, different beam quality ginsengs
Examining the preamble resource associated by signal has different orthogonal covering codes；
Alternatively, each beam quality reference signal is associated with all available preamble resources, different beam quality ginsengs
Examining the preamble resource associated by signal has different masks.
7. a kind of method for realizing beam optimization, the method is applied to user equipment, which is characterized in that the method includes：
The synchronizing signal block sent to base station measures, and determines optimal synchronisation block；
It is determined and the optimal synchronisation block phase according to the incidence relation between synchronizing signal block and beam quality reference signal
Associated beam quality reference signal；
Beam quality reference signal associated with the optimal synchronisation block is measured, determines that optimum beam quality references are believed
Number；
It is determined and the optimal synchronisation block phase according to the incidence relation between synchronizing signal block and random access channel resource
Associated specific random access channel resource is determined according to the incidence relation between beam quality reference signal and preamble resource
Specific preamble associated with the optimum beam quality references signal；
The specific preamble is sent to base station on the specific random access channel resource, so that base station is according to described specific
Random access channel resource and the specific preamble determine best narrow beam；
Receive the accidental access response message that base station is sent on the best narrow beam.
8. the method according to the description of claim 7 is characterized in that being surveyed in the synchronizing signal block sent to base station
Amount, before determining optimal synchronisation block, the method further includes：
Receive incidence relation between the synchronizing signal block and beam quality reference signal that base station is sent, synchronizing signal block with it is random
Access the incidence relation between channel resource and the incidence relation between beam quality reference signal and preamble resource.
9. a kind of device for realizing beam optimization, described device is located at base station, which is characterized in that described device includes：
First receiving unit, the specific preamble sent on specific random access channel resource for receiving UE；
First determination unit, for according between synchronizing signal block and random access channel resource incidence relation determine with it is described
The specific associated optimal synchronisation block of random access channel resource, according to beam quality reference signal and preamble resource it
Between incidence relation determine associated with specific preamble optimum beam quality references signal；
Second determination unit is believed for being determined according to the incidence relation between broad beam and synchronizing signal block with the optimal synchronisation
Number associated best broad beam of block, according to the incidence relation between narrow beam and beam quality reference signal determine with it is described most
The good associated best narrow beam of beam quality reference signal；
First transmission unit, for sending accidental access response message to UE on the best narrow beam.
10. device according to claim 9, which is characterized in that described device further includes：
Dispensing unit, for first receiving unit receive UE sent on specific random access channel resource it is specific before
Before leading code, the pass between incidence relation, narrow beam between broad beam and synchronizing signal block and beam quality reference signal
Incidence relation, synchronizing signal block and random access channel between connection relationship, synchronizing signal block and beam quality reference signal provide
The incidence relation between incidence relation and beam quality reference signal and preamble resource between source is configured；
Second transmission unit is used for incidence relation, the synchronous letter between the synchronizing signal block and beam quality reference signal
The pass between incidence relation and beam quality reference signal and preamble resource number between block and random access channel resource
Connection relationship is sent to UE.
11. device according to claim 10, which is characterized in that second transmission unit, for passing through remaining system
Message broadcast or radio resource control signaling by between the synchronizing signal block and beam quality reference signal incidence relation,
Incidence relation and beam quality reference signal between synchronizing signal block and random access channel resource and preamble resource it
Between incidence relation be sent to UE.
12. device according to claim 9 or 10, which is characterized in that the synchronizing signal block is with beam quality with reference to letter
Incidence relation between number includes：One synchronizing signal block is associated at least two beam quality reference signals.
13. device according to claim 12, which is characterized in that the synchronizing signal block and random access channel resource it
Between incidence relation include：One synchronizing signal block is associated with one group of random access channel resource, every group of random access channel
Resource includes more than one random access channel resource.
14. device according to claim 12, which is characterized in that the beam quality reference signal and preamble resource it
Between incidence relation include：Each beam quality reference signal is associated with one group of preamble resource, different beam quality ginsengs
It examines signal and is associated with different preamble resources；
Alternatively, each beam quality reference signal is associated with all available preamble resources, different beam quality ginsengs
Examining the preamble resource associated by signal has different orthogonal covering codes；
Alternatively, each beam quality reference signal is associated with all available preamble resources, different beam quality ginsengs
Examining the preamble resource associated by signal has different masks.
15. a kind of device for realizing beam optimization, described device is located at user equipment, which is characterized in that described device includes：
First measuring unit, the synchronizing signal block for being sent to base station measure, and determine optimal synchronisation block；
Third determination unit, for according between the synchronizing signal block and beam quality reference signal incidence relation determine with
The associated beam quality reference signal of optimal synchronisation block；
Second measuring unit determines most for measuring beam quality reference signal associated with the optimal synchronisation block
Good beam quality reference signal；
4th determination unit, for according between the synchronizing signal block and random access channel resource incidence relation determine with
The associated specific random access channel resource of optimal synchronisation block, according to the beam quality reference signal with it is leading
Incidence relation between code resource determines specific preamble associated with the optimum beam quality references signal；
Third transmission unit, for sending the specific preamble to base station on the specific random access channel resource, with
Base station is set to determine best narrow beam according to the specific random access channel resource and the specific preamble；
Second receiving unit, the accidental access response message sent on the best narrow beam for receiving base station.
16. device according to claim 15, which is characterized in that described device further includes：
Third receiving unit determines most for being measured to the synchronizing signal block that base station is sent in first measuring unit
Before good synchronizing signal block, incidence relation between the synchronizing signal block and beam quality reference signal that base station is sent, same is received
Between incidence relation and beam quality reference signal and preamble resource between step block and random access channel resource
Incidence relation.
17. a kind of base station, which is characterized in that the base station includes the realization wave beam as described in any one of claim 9 to 14
The device of optimization.
18. a kind of user equipment, which is characterized in that the user equipment includes the realization wave beam as described in claim 15 or 16
The device of optimization.
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