CN105101104B - Method, base station and the monitor terminal of CCE aggregation levels are adjusted in group service - Google Patents
Method, base station and the monitor terminal of CCE aggregation levels are adjusted in group service Download PDFInfo
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Abstract
The method of CCE aggregation levels is adjusted in a kind of group service provided by the invention, base station and monitor terminal, the base station period issues group's signaling to group, it is carried in group's signaling and is used to indicate the configuration information that monitor terminal configures SR resource in PUCCH, first number that the obtained DCI issued to group is counted in current period is sent to monitor terminal, so that monitor terminal counted in current period the DCI received second number it is several less than first time when report SR signal to base station in SR resource, wherein monitor terminal is in uplink motor synchronizing state, whether base station receives SR signal in SR resources measurement, if detecting SR signal in SR resource, the aggregation levels of CCE are transferred to target aggregation levels from current aggregator rank, it is poly- according to the target of CCE within next period Collect rank and issues DCI to group.The SR signal that base station of the present invention is fed back according to monitor terminal, is adjusted flexibly the aggregation levels of CCE.
Description
Technical field
The present invention relates to adjusted in the communications field more particularly to a kind of group service the methods of CCE aggregation levels, base station and
Monitor terminal.
Background technique
Group service is mainly characterized by speaker's terminal speech, and multiple monitor terminals are being listened, each in group service
Terminal may be in multiple cells, it is also possible in the same cell.Only one terminal is as speaker's terminal in the same cell,
Other terminals are monitor terminal, this is referred to as group in group service.
For non cluster service, base station be in connected state the request of terminal configuration schedules (Scheduling Request,
Abbreviation SR) resource.When terminal has upstream data to need to upload, uplink scheduling request is sent to base station by SR resource.Cluster
Group in business only has downlink business, can not and will not pass through physical uplink control channel (Physical Uplink
Control Channel, abbreviation PUSCH) in up direction transmission data.Therefore, the DTX that SR signal is used for group is examined herein
It surveys.
Currently, base station passes through Physical Downlink Control Channel (Physical Downlink Control Channel, abbreviation
PDCCH the control channel unit (Control Channel Element, abbreviation CCE) in public space), to group service
In group issue Downlink Control Information (Downlink Control Information, abbreviation DCI).Base station is that each group is pre-
If a CCE aggregation levels, the preset aggregation levels are then based on to group and issue DCI, base station can't be according to group
Quality of actually eating dishes without rice or wine is adjusted the CCE aggregation levels of group.
Summary of the invention
The present invention provides method, base station and the monitor terminal that CCE aggregation levels are adjusted in a kind of group service, for overcoming
Base station cannot eat dishes without rice or wine what the CCE aggregation levels of group were adjusted flexibly in channel quality according to group in existing group service
Defect.
To achieve the goals above, the method that CCE aggregation levels are adjusted in a kind of group service provided by the invention, packet
It includes:
Base station periodically issues group's signaling to group, and configuration information, the configuration information are carried in group's signaling
It is used to indicate the group physically configuration schedules request SR resource in row control channel PUCCH；
First number for the Downlink Control Information DCI that the base station issues the group counted in current period
It is sent to the monitor terminal, so that the monitor terminal counts second number of the DCI received in current period
SR signal is reported to the base station in the SR resource when several less than described first time；The monitor terminal is in uplink from same
Step state；
The base station detects whether to receive the SR signal in the SR resource；
If detecting the SR signal in the SR resource, the base station is by the aggregation levels of CCE from current aggregator
Target aggregation levels are transferred in rank；
Base station phase within next week according to the target aggregation levels of CCE issues the DCI to group.
To achieve the goals above, the method that CCE aggregation levels are adjusted in a kind of group service provided by the invention, packet
It includes:
Group's signaling that monitor terminal periodic receipt base station in group issues, matches wherein carrying in group's signaling
Confidence breath, the configuration information are used to indicate the group physically configuration schedules request SR money in row control channel PUCCH
Source, the monitor terminal are in uplink motor synchronizing state；
The monitor terminal obtains the of the Downlink Control Information DCI in current period that base station is issued to the group
Number；
The monitor terminal counts second number of the DCI received from the base station in current period；
The monitor terminal judges whether second number is less than first number；
If it is judged that be it is yes, the monitor terminal sends SR signal in the SR resource, so that the base station exists
When detecting the SR signal in the SR resource, the aggregation levels of CCE are transferred to target aggregation grade from current aggregator rank
Not, and by the target aggregation levels within next period according to CCE the DCI is issued to group, wherein the monitoring
Terminal is in uplink motor synchronizing state.
To achieve the goals above, a kind of base station provided by the invention, comprising:
First issues module, issues group's signaling to group for periodicity, carries configuration information in group's signaling,
The configuration information is used to indicate the group physically configuration schedules request SR resource in row control channel PUCCH；
Statistical module, for will count the obtained Downlink Control Information DCI's issued to the group in current period
First time number is sent to the monitor terminal, so that the monitor terminal counts the DCI's received in current period
Second number reports SR signal to the base station in the SR resource when several less than described first time；The monitor terminal is in
Uplink motor synchronizing state；
Detection module receives the SR signal for detecting whether in the SR resource；
Module is adjusted, if for detecting the SR signal in the SR resource, by the aggregation levels of CCE from current
Target aggregation levels are transferred in aggregation levels；
Second issues module, described for being issued according to the target aggregation levels of CCE to group within next period
DCI。
To achieve the goals above, a kind of monitor terminal provided by the invention, comprising:
Receiving module carries configuration information in group's signaling for group's signaling that periodic receipt base station issues,
The configuration information is used to indicate the group physically configuration schedules request SR resource in row control channel PUCCH, and
Obtain first number that the obtained Downlink Control Information DCI for issuing the group is counted in current period that base station issues；
Statistical module, for counting second number of the DCI received from the base station in current period；
Judgment module, for judging whether second number is less than first number；
Reporting module, for the judgment module judge second number be less than described first time it is several when, in institute
It states and reports SR signal to the base station in SR resource, so that the base station is when detecting the SR signal in the SR resource,
The aggregation levels of CCE are transferred to target aggregation levels from current aggregator rank, and by the institute within next period according to CCE
It states target aggregation levels and issues the DCI to group, wherein the monitor terminal in the group is in uplink motor synchronizing state.
Method, base station and the monitor terminal of CCE aggregation levels are adjusted in group service provided by the invention, base station is periodical
Group's signaling is issued to group, carries configuration information in group's signaling, to indicate that group configures SR resource in PUCCH, will be worked as
First number for the DCI issued to group that statistics obtains in the preceding period is sent to the monitor terminal of group, so that monitor terminal
Counted in current period the DCI received second number it is several less than first time when, to base station in the SR resource
SR signal is reported, wherein monitor terminal is in uplink motor synchronizing state, and whether base station receives SR signal in SR resources measurement, such as
Fruit detects SR signal in SR resource, and the aggregation levels of CCE are adjusted to target aggregation grade by base station from current aggregator rank
Not, DCI is issued to group according to the target aggregation levels of CCE within next period.Base station is that group configures SR money in the present invention
Source, when occurring not parsing the DCI received correctly in monitor terminal, to base station feedback SR signal in SR resource, so that base
The aggregation levels of CCE can be adjusted by standing, and overcoming in the prior art cannot be conducive to the defect that CCE aggregation levels are adjusted
Improve the channel quality of group.
Detailed description of the invention
The process that the method for CCE aggregation levels is adjusted in a kind of group service that Fig. 1 provides for the embodiment of the present invention one is shown
It is intended to；
Fig. 2 is that the process for the method for adjusting CCE aggregation levels in a kind of group service provided by Embodiment 2 of the present invention is shown
It is intended to；
Fig. 3 is a kind of structural schematic diagram for base station that the embodiment of the present invention three provides；
Fig. 4 is the structural schematic diagram for another base station that the embodiment of the present invention four provides；
Fig. 5 is a kind of structural schematic diagram for monitor terminal that the embodiment of the present invention five provides.
Specific embodiment
In order to make the object, technical scheme and advantages of the embodiment of the invention clearer, below in conjunction with the embodiment of the present invention
In attached drawing, technical scheme in the embodiment of the invention is clearly and completely described, it is clear that described embodiment is
A part of the embodiment of the present invention, instead of all the embodiments.
Embodiment one
The flow diagram of the method for CCE aggregation levels is adjusted in the group service that Fig. 1 provides for the embodiment of the present invention one,
As shown in Figure 1, in the group service adjust CCE aggregation levels method the following steps are included:
101, base station periodically issues group's signaling to group.
Wherein, configuration information is carried in group's signaling, physically row control is believed for configuration information instruction group
Configuration schedules request SR resource in road PUCCH.
In group service, base station issues configuration information to group periodically by group's signaling, should wherein match confidence
It ceases the monitor terminal being used to indicate in group and configures SR resource in PUCCH, monitor terminal matches confidence according in group's signaling
Breath can configure SR resource in PUCCH.
102, base station will count first number hair of the obtained Downlink Control Information DCI issued to group in current period
Group is given, so that the monitor terminal in group counts second number for receiving the DCI less than first in current period
When number, SR signal is reported to base station in the SR resource.
Wherein, the monitor terminal is in uplink motor synchronizing state.
In the present embodiment, base station measurement period counts the number that DCI is issued to group, herein by the current of base station statistics
The number that group issues DCI in period is known as first number, and first number is handed down to the monitor terminal of group.Further
Ground, the monitor terminal in group can receive the DCI that base station issues, but may be due to external disturbance, and there are nothings for monitor terminal
Method parses the case where DCI that base station is issued to group, the group DCI that monitor terminal issues the base station received in the present embodiment
Number is counted, and DCI number of the group received of monitor terminal statistics is known as second number herein.
In order to judge monitor terminal with the presence or absence of can not parse DCI, base station can will count the of acquisition in current period
Number is sent to monitor terminal, itself can be counted second number and first time in obtained current period by monitor terminal
Number is compared, if less than first time number of second number, illustrates that monitor terminal has the feelings for failing to parse the DCI that base station issues
The current channel quality of condition, i.e. group is poor, needs to be adjusted the CCE aggregation levels of group to improve the CCE of group and award
The accuracy of power, it is ensured that the DCI that base station issues can monitored terminal correctly parse.
Further, after judging less than first time number of second number, monitor terminal is configuring the SR resource in PUCCH
On to base station report SR signal, to notify base station has into the DCI that group issues to fail what monitored terminal correctly parsed.
Herein it is to be appreciated that the monitor terminal in desynchronizing state or idle (IDIE) state cannot disappear to base station feedback
It ceases, the monitor terminal in the present embodiment in group is in uplink motor synchronizing state.Specifically, monitor terminal is before being adhered to
In the process, the clock offset between monitor terminal and base station is obtained, according to the clock offset between monitor terminal and base station,
Uplink motor synchronizing between maintenance and base station.
103, base station detects whether to receive SR signal in SR resource.
Base station detects whether the SR signal that monitor terminal reports in SR resource, when detecting SR signal in SR resource
When, base station can know the monitor terminal for existing in group and failing correctly to parse the DCI issued, illustrate the current channel of group
Second-rate, base station needs to raise the CCE aggregation levels of group, it is ensured that the DCI that base station issues being capable of monitored terminal
Correct parsing, base station executes step 104, if SR signal is not detected in SR resource, base station executes step step 105.
104, base station by the aggregation levels of CCE from current aggregator rank adjusting be target aggregation levels.
After checking SR signal, illustrate that base station needs to raise the aggregation levels of CCE, to improve awarding for group
The accuracy of power, to guarantee that the monitor terminal in group can correctly parse the DCI that base station issues.By the aggregation grade of CCE
Target aggregation levels are transferred on not, base station further executes step 109 and assembles grade according to the target of CCE i.e. within next period
DCI is not issued to group.
105, base station obtains the first channel quality indicator (CQI).
When SR signal is not detected in SR resource, illustrate that there is no the monitoring for failing correctly to parse DCI is whole in group
End.The first channel quality that base station obtains group at this time indicates (Channel Quality Indicator, abbreviation CQI).
106, base station judges whether the first CQI is lower than the 2nd CQI required by the current aggregator rank of CCE.
After getting a CQI, base station carries out the 2nd CQI required by the current aggregator rank of the first CQI and CCE
Compare, judges whether the first CQI is lower than the 2nd CQI.If it is judged that the first CQI is not below the 2nd CQI, base station executes step
107, it is no to then follow the steps 108.
107, the aggregation levels of CCE are lowered to target aggregation levels from current aggregator rank by base station.
If the first CQI is not below the 2nd CQI, illustrate that the channel quality of group is preferable, base station can be by the current poly- of CCE
Collection rank carries out being lowered to target aggregation levels.After the current aggregator rank of CCE is lowered to target aggregation levels, base station is into one
Step executes step 109 and issues DCI to group according to the target aggregation levels of CCE within next period.
108, base station is using the current aggregator rank of CCE as the poly- rank of target.
If the first CQI is lower than the 2nd CQI, illustrate that the channel quality of group is poor, and base station is not examined in SR resource
When measuring SR signal, base station is using the current aggregator rank of CCE as the poly- rank of the target of CCE, that is to say, that base station will maintain CCE
Current aggregator rank.
109, base station issues DCI to group according to the target aggregation levels of CCE within next period.
Base station is within next period according to the target aggregation levels of CCE and group radio network temporary identifier (Groups
Radio Network Temporary Identifier, abbreviation GRNTI), from the private space of the PDCCH determine with it is described
The corresponding target position of target aggregation levels, and DCI is issued to group on the target position.
The method of CCE aggregation levels is adjusted in group service provided in this embodiment, further includes:
The initial CQI for obtaining group is carved in base station at the beginning, and determining initial with the matched CCE of initial CQI for group
Aggregation levels.
The method that CCE aggregation levels are adjusted in group service provided in this embodiment, base station periodically issue group to group
Signaling is organized, configuration information is carried in group's signaling to indicate that group configures SR resource in PUCCH, will be counted in current period
To first number of the DCI issued to group be sent to the monitor terminal of group so that the monitor terminal in group is current
When second number for the DCI that statistics receives in period is several less than first time, SR signal is reported to base station in the SR resource,
Wherein monitor terminal is in uplink motor synchronizing state, and whether base station receives SR signal in SR resources measurement, if in SR resource
On detect SR signal, the aggregation levels of CCE are transferred to target aggregation levels by base station from current aggregator rank, in next period
It is interior to issue DCI to group according to the target aggregation levels of CCE.It further, will not when detecting SR signal in SR resource
The aggregation levels of CCE are lowered to target aggregation levels from current aggregator rank.Base station is that group configures SR resource in the present embodiment,
When occurring not parsing the DCI received correctly in monitor terminal, to base station feedback SR signal in SR resource, base station is enable to adjust
The aggregation levels of whole CCE, overcoming in the prior art cannot be to the defect that CCE aggregation levels are adjusted.
Embodiment two
Fig. 2 is that the process for the method for adjusting CCE aggregation levels in a kind of group service provided by Embodiment 2 of the present invention is shown
Be intended to, as shown in Fig. 2, in the group service adjust CCE aggregation levels method the following steps are included:
201, group's signaling that the monitor terminal periodic receipt base station in group issues.
Wherein, configuration information is carried in group's signaling, the configuration information is used to indicate the group physically
Configuration schedules request SR resource in row control channel PUCCH.
In group service, the monitor terminal of group can be periodically received group's letter that base station is issued to group
It enables, configuration information is carried in group's signaling, monitor terminal is matched after getting configuration information in group's signaling according to this
Confidence breath configures SR resource in PUCCH.
202, monitor terminal obtains the Downlink Control Information DCI's that base station is counted into the current period that group issues
First number.
The group DCI that base station periodically issues itself in the present embodiment is counted, and will be counted in current period
To the DCI number issued be known as first number, and obtained first number of statistics is handed down to the monitor terminal of group, group
First number that monitor terminal in group will receive base station and issue to group.
203, monitor terminal counts second number that DCI is received from base station in current period.
Specifically, the monitor terminal in group can receive the DCI that base station is issued to group, but may be dry due to outside
It disturbs, monitor terminal is there may be can not correctly parse the DCI issued, and monitor terminal is periodically to reception in the present embodiment
To DCI number being issued to group of base station counted, the DCI number that will be counted in monitor terminal current period herein
Referred to as second number.
204, monitor terminal judge second number whether less than first time number.
After receiving first number, first number is compared by monitor terminal with second number, if it is judged that the
Less than first time number of two numbers illustrates that the monitor terminal has the case where failing the DCI that correct parsing base station is issued to group, this
When group current channel quality it is poor, need base station to raise the CCE aggregation levels of group, to ensure what base station issued
DCI can monitored terminal correctly parse.In the present embodiment, it after judging less than first time number of second number, executes
Step 205, no to then follow the steps 206.
205, monitor terminal reports SR signal to base station in SR resource, so that base station detects SR signal in SR resource
When, the aggregation levels of CCE are transferred to target aggregation levels from current aggregator rank, and within next week the phase according to the mesh of CCE
It marks aggregation levels and issues DCI to group.
Wherein the monitor terminal is in uplink motor synchronizing state.
After judging less than first time number of second number, monitor terminal reports SR to believe in the SR resource of configuration to base station
Number, to notify to have the monitor terminal for failing correctly to parse the DCI issued in the group of base station.
The SR signal reported by monitor terminal is detected in SR resource in base station, when detecting the SR signal reported
Afterwards, it can know in the DCI issued to have and fail what monitored terminal correctly parsed, base station needs the CCE aggregation levels to group
Raised, it is ensured that the DCI that base station issues can monitored terminal correctly parse.Specifically, base station by the aggregation levels of CCE from
Current aggregator rank is up adjusted to target aggregation levels.General base station can up adjust an aggregation grade from current aggregator rank
It is clipped to up to target aggregation levels.
Herein it is to be appreciated that the monitor terminal in desynchronizing state or IDIE state cannot be to base station feedback message, this
Monitor terminal in embodiment in group realizes uplink synchronous by uplink motor synchronizing state.Specifically, monitor terminal is carrying out
During attachment, the clock offset between monitor terminal and base station is obtained, according to the clock between monitor terminal and base station
Offset, the uplink motor synchronizing between maintenance and base station.
206, monitor terminal does not report SR signal to base station in SR resource, so that base station obtains the first channel matter of group
Amount instruction CQI, judges whether the first CQI is lower than the 2nd CQI required by the current aggregator rank of CCE, is not below in the first CQI
The aggregation levels of CCE are lowered to target aggregation levels and within next period according to CCE from current aggregator rank when two CQI
Target aggregation levels issue DCI to group.
Since monitor terminal can correctly parse the DCI that base station issues, SR signal is not reported to base station in SR resource,
Correspondingly, base station cannot detect SR signal in SR resource, at this time the first CQI of the available group in base station, by first
CQI is compared with the 2nd CQI required by the current aggregator rank of CCE.When the first CQI is not below two CQI, illustrate group
The channel quality of group is preferable, and the current aggregator rank of CCE can be lowered to target aggregation levels by base station.
Further, if the first CQI is lower than the 2nd CQI, illustrate that the channel quality of group is poor, but the channel quality
Monitor terminal is enabled to correctly to parse the DCI that base station issues, base station is using the current aggregator rank of CCE as the mesh of CCE at this time
Mark poly- rank, that is to say, that base station will maintain the current aggregator rank of CCE.
Further, after the current aggregator rank adjusting to target aggregation levels by CCE, base station root within next period
DCI is issued to group according to the target aggregation levels of CCE.Specifically, base station is within next period according to the target aggregation levels of CCE
And GRNTI, target position corresponding with the target aggregation levels is determined from the private space of the PDCCH, and in the target position
It sets to group and issues DCI.
The method that CCE aggregation levels are adjusted in group service provided in this embodiment, the monitor terminal in group are periodical
Group's signaling that base station issues is received, is wherein carried in group's signaling and is used to indicate monitor terminal physically row control channel
The configuration information of SR resource is configured in PUCCH, monitor terminal is in uplink motor synchronizing state, and monitor terminal obtains base station to group
First number of the DCI counted in current period issued counts the DCI's received from base station in current period
Second number, monitor terminal judge second number whether less than first time number, if it is judged that be it is yes, monitor terminal SR provide
SR signal is reported to base station on source, so that base station gathers the aggregation levels of CCE from current when detecting SR signal in SR resource
Target aggregation levels are transferred in collection rank, and issue DCI to group according to the target aggregation levels of CCE within next period.
When monitor terminal fails correctly to parse DCI in the present embodiment, it is the SR resource of group's configuration by base station, believes to base station feedback SR
Number, enable base station to adjust the aggregation levels of CCE, overcomes what cannot be adjusted in the prior art to CCE aggregation levels to lack
It falls into, is conducive to the channel quality for improving group.
Embodiment three
Fig. 3 is a kind of structural schematic diagram for base station that the embodiment of the present invention three provides.As shown in figure 3, the base station includes:
One, which issues module 31, statistical module 32, detection module 33, adjustment module 34 and second, issues module 35.
Wherein, first module 31 is issued, issues group's signaling to group for periodicity, carries and match in group's signaling
Confidence breath, the configuration information are used to indicate group's physically configuration schedules request SR resource in row control channel PUCCH.
Statistical module 32, for the obtained Downlink Control Information DCI issued to the group will to be counted in current period
First number be sent to the monitor terminal of the group connect so that the monitor terminal in the group counts in current period
When second number of the DCI received is several less than described first time, SR signal is reported to the base station in the SR resource；
The monitor terminal is in uplink motor synchronizing state.
Detection module 33 receives the SR signal for detecting whether in the SR resource.
The adjustment module 34 being connect with detection module 33, if for detecting the SR signal in the SR resource,
The aggregation levels of CCE are transferred to target aggregation levels from current aggregator rank.
Second connect with adjustment module 34 issues module 35, for poly- according to the target of CCE within next period
Collect rank and issues the DCI to group.
Each functional module of base station provided in this embodiment can be used for executing in group service shown in above-described embodiment
The method flow of CCE aggregation levels is adjusted, concrete operating principle repeats no more, and is detailed in the description of embodiment of the method.
In the present embodiment, base station periodically issues group's signaling to group, and carrying is used to indicate group and exists in group's signaling
The configuration information that SR resource is configured in PUCCH will count first number hair of the obtained DCI issued to group in current period
Group is given, so that second number that the monitor terminal in group counts the DCI received in current period is less than for the first time
SR signal is reported to base station in SR resource when number, wherein monitor terminal is in uplink motor synchronizing state, and base station is examined in SR resource
It surveys and whether receives SR signal, if detecting SR signal in SR resource, base station is by the aggregation levels of CCE from current aggregator grade
It is transferred to target aggregation levels on not, issues DCI to group according to the target aggregation levels of CCE within next period.The present embodiment
Middle base station is that group configures SR resource, when occurring not parsing the DCI received correctly in monitor terminal, to base in SR resource
Stand feedback SR signal, enable base station to adjust the aggregation levels of CCE, overcome in the prior art cannot to CCE aggregation levels into
The defect of row adjustment is conducive to the channel quality for improving group.
Example IV
Fig. 4 is the structural schematic diagram for another base station that the embodiment of the present invention four provides.As shown in figure 4, the base station is except packet
Include first in above-described embodiment three issue module 31, statistical module 32, detection module 33, adjustment module 34 and second issue mould
Except block 35, further includes: obtain module 36, judgment module 37 and choose module 38
Further, it obtains module 36 and obtains the group for not detecting the SR signal in the SR resource
First channel quality indicator (CQI).
The judgment module 37 being connect with the acquisition module 36, for judging whether the first CQI is lower than the current of CCE
2nd CQI required by aggregation levels.
The adjustment module 34, if being also used to the first CQI is not below the 2nd CQI, by the aggregation levels of CCE
Target aggregation levels are lowered to from current aggregator rank.
Further, the adjustment module 34, if being also used to the first CQI lower than the 2nd CQI, by CCE's
Current aggregator rank is as the target aggregation levels.
Further, described second module 35 is issued, specifically for according to the target aggregation levels of CCE and group
Radio network temporary identifier GRNTI determines target corresponding with the target aggregation levels from the private space of the PDCCH
Position, and the DCI is issued to the group on the target position.
Further, the acquisition module 36 is also used to carve the initial CQI for obtaining the group at the beginning.
The selection module 38 being connect with the acquisition module 36, for being chosen and the initial CQI for the group
The initial aggregation rank of the matched CCE.
Each functional module of base station provided in this embodiment can be used for executing in group service shown in above-described embodiment
The method flow of CCE aggregation levels is adjusted, concrete operating principle repeats no more, and is detailed in the description of embodiment of the method.
Base station is that group configures SR resource in the present embodiment, when occurring not parsing the DCI received correctly in monitor terminal
When, to base station feedback SR signal in the SR resource, enables base station to adjust the aggregation levels of CCE, overcome the prior art
In cannot be to the defect that CCE aggregation levels are adjusted.
Embodiment five
Fig. 5 is a kind of structural schematic diagram for monitor terminal that the embodiment of the present invention five provides.As shown in figure 5, the monitoring is whole
End includes: receiving module 51, statistical module 52, judgment module 53 and reporting module 54.
Wherein, receiving module 51 carry in group's signaling and match for group's signaling that periodic receipt base station issues
Confidence breath, the configuration information are used to indicate group's physically configuration schedules request SR resource in row control channel PUCCH, with
And obtain first number that the group counted in current period that base station issues issues Downlink Control Information DCI.
Statistical module 52, for counting second number of the DCI received from the base station in current period.
The judgment module 53 being connect with receiving module 51 and statistical module 52, for judging whether second number is less than
First number.
The reporting module 54 being connect with judgment module 53, for judging that second number is small in the judgment module 53
When described first time several, SR signal is reported to the base station in the SR resource, so that the base station is in the SR resource
On when detecting the SR signal, the aggregation levels of CCE are transferred to target aggregation levels from current aggregator rank, and will be
The DCI is issued to group according to the target aggregation levels of CCE in next period.
Further, the reporting module 54 is also used to judge that second number is equal in the judgment module 53
Described first time it is several when, do not report the SR signal to the base station in the SR resource so that the base station obtain described in
First channel quality indicator (CQI) of group, judges whether the first CQI is lower than required by the current aggregator rank of CCE
The aggregation levels of CCE are lowered to target from current aggregator rank when the first CQI is not below two CQI by two CQI
Aggregation levels.
Each functional module of monitor terminal provided in this embodiment can be used for executing cluster industry shown in above-described embodiment
The method flow of CCE aggregation levels is adjusted in business, concrete operating principle repeats no more, and is detailed in the description of embodiment of the method.
In the present embodiment, group's signaling that the monitor terminal periodic receipt base station in group issues, wherein group's signaling
Middle carrying is used to indicate the configuration information that group physically configures SR resource in row control channel PUCCH, and monitor terminal is in
Uplink motor synchronizing state, monitor terminal obtain the first time for the DCI counted in current period that base station is issued to group
Number, counts second number of DCI received from base station in current period, and whether monitor terminal judges second number less than the
Number, if it is judged that be it is yes, monitor terminal reports SR signal to base station in SR resource, so that base station is in SR resource
It detects and the aggregation levels of CCE is transferred to target aggregation levels from current aggregator rank when SR signal, and in next period
It is interior to issue DCI to group according to the target aggregation levels of CCE.When monitor terminal fails correctly to parse DCI in the present embodiment, pass through
Base station is that the SR resource of group's configuration enables base station to adjust the aggregation levels of CCE to base station feedback SR signal, is overcome existing
Having cannot be to the defect that CCE aggregation levels are adjusted in technology.
Finally, it should be noted that the above embodiments are only used to illustrate the technical solution of the present invention., rather than its limitations；To the greatest extent
Pipe present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that: its according to
So be possible to modify the technical solutions described in the foregoing embodiments, or to some or all of the technical features into
Row equivalent replacement；And these are modified or replaceed, various embodiments of the present invention technology that it does not separate the essence of the corresponding technical solution
The range of scheme.
Claims (12)
1. adjusting the method for control channel unit CCE aggregation levels in a kind of group service characterized by comprising
Base station periodically issues group's signaling to group, configuration information is carried in group's signaling, the configuration information is used for
Indicate the group physically configuration schedules request SR resource in row control channel PUCCH；
First number for the Downlink Control Information DCI that the base station issues the group counted in current period is sent
To monitor terminal, so that the monitor terminal counts second number of the DCI received less than described in current period
SR signal is reported to the base station in the SR resource when several first time；The monitor terminal is in uplink motor synchronizing state；
The base station detects whether to receive the SR signal in the SR resource；
If detecting the SR signal in the SR resource, the base station is by the aggregation levels of CCE from current aggregator rank
On be transferred to target aggregation levels；
Base station phase within next week according to the target aggregation levels of CCE issues the DCI to group.
2. adjusting the method for CCE aggregation levels in group service according to claim 1, which is characterized in that further include:
If the SR signal is not detected in the SR resource, the base station obtains the channel quality of the group, i.e.,
One channel quality indicator (CQI)；
The base station judges whether the first CQI is lower than the 2nd CQI required by the current aggregator rank of CCE；
If the first CQI is not below the 2nd CQI, the base station is by the aggregation levels of CCE from the current aggregator grade
It is not lowered to the target aggregation levels.
3. adjusting the method for CCE aggregation levels in group service according to claim 1 or 2, which is characterized in that the base
It stands and issues the DCI to group according to the target aggregation levels of CCE within next period, comprising:
The base station is within next period according to the target aggregation levels and group's radio network temporary identifier of CCE
GRNTI determines target position corresponding with the target aggregation levels from the private space of physical downlink control channel PDCCH
It sets, and issues the DCI to the group on the target position.
4. adjusting the method for CCE aggregation levels in group service according to claim 1, which is characterized in that
The initial CQI for obtaining the group is carved at the beginning in the base station；
The base station is the initial aggregation rank of group selection and the initial matched CCE of CQI.
5. adjusting the method for control channel unit CCE aggregation levels in a kind of group service characterized by comprising
Group's signaling that monitor terminal periodic receipt base station in group issues matches confidence wherein carrying in group's signaling
Breath, the configuration information are used to indicate the group physically configuration schedules request SR resource, institute in row control channel PUCCH
It states monitor terminal and is in uplink motor synchronizing state；
The monitor terminal obtains the first time for the Downlink Control Information DCI in current period that base station is issued to the group
Number；
The monitor terminal counts second number of the DCI received from the base station in current period；
The monitor terminal judges whether second number is less than first number；
If it is judged that be it is yes, the monitor terminal sends SR signal in the SR resource, so that the base station is described
When detecting the SR signal in SR resource, the aggregation levels of CCE are transferred to target aggregation levels from current aggregator rank, with
And the target aggregation levels within next period according to CCE are issued into the DCI to group, wherein at the monitor terminal
In uplink motor synchronizing state.
6. adjusting the method for CCE aggregation levels in group service according to claim 5, which is characterized in that further include:
If it is judged that be it is no, the monitor terminal does not send the SR signal in the SR resource, so that the base
It stands and obtains the first channel quality indicator (CQI) of the group, judge whether the first CQI is lower than the current aggregator rank of CCE
The 2nd required CQI currently gathers the aggregation levels of CCE from described when the first CQI is not below two CQI
Collection rank is lowered to the target aggregation levels.
7. a kind of base station characterized by comprising
First issues module, issues group's signaling to group for periodicity, carries configuration information in group's signaling, described
Configuration information is used to indicate the group physically configuration schedules request SR resource in row control channel PUCCH；
Statistical module, for the first of the obtained Downlink Control Information DCI issued to the group will to be counted in current period
Number is sent to monitor terminal, so that the monitor terminal counts second number of the DCI received in current period
SR signal is reported to the base station in the SR resource when several less than described first time；The monitor terminal is in uplink from same
Step state；
Detection module receives the SR signal for detecting whether in the SR resource；
Module is adjusted, if for detecting the SR signal in the SR resource, by the aggregation levels of CCE from current aggregator
Target aggregation levels are transferred in rank；
Second issues module, issues the DCI to group for the target aggregation levels within next period according to CCE.
8. base station according to claim 7, which is characterized in that further include:
It obtains module and obtains the first channel matter of the group for not detecting the SR signal in the group SR resource
Amount instruction CQI；
Judgment module, for judging whether the first CQI is lower than the 2nd CQI required by the current aggregator rank of CCE；
The adjustment module, if being also used to the first CQI is not below the 2nd CQI, by the aggregation levels of CCE from current
Aggregation levels are lowered to target aggregation levels.
9. base station according to claim 8, which is characterized in that described second issues module, specifically for the institute according to CCE
Target aggregation levels and group radio network temporary identifier GRNTI are stated, from the private space of physical downlink control channel PDCCH
Middle determination target position corresponding with the target aggregation levels, and issue to the group on the target position described
DCI。
10. base station according to claim 9, which is characterized in that the acquisition module is also used to carve acquisition institute at the beginning
State the initial CQI of group；
The base station further include:
Module is chosen, for choosing the initial aggregation rank with the initial matched CCE of CQI for the group.
11. a kind of monitor terminal characterized by comprising
Receiving module carries configuration information in group's signaling for group's signaling that periodic receipt base station issues, described
Configuration information is used to indicate the group physically configuration schedules request SR resource in row control channel PUCCH, and obtains
First number that the obtained Downlink Control Information DCI for issuing the group is counted in current period that base station issues；
Statistical module, for counting second number of the DCI received from the base station in current period；
Judgment module, for judging whether second number is less than first number；
Reporting module, for the judgment module judge second number be less than described first time it is several when, in the SR
SR signal is reported to the base station in resource, so that the base station is when detecting the SR signal in the SR resource, by CCE
Aggregation levels be transferred to target aggregation levels from current aggregator rank, and by the mesh within next period according to CCE
It marks aggregation levels and issues the DCI to group, wherein the monitor terminal in the group is in uplink motor synchronizing state.
12. monitor terminal according to claim 11, which is characterized in that the reporting module is also used in the judgement
When module judges that second number is several equal to described first time, the SR is not reported to the base station in the SR resource
Signal judges whether the first CQI is lower than CCE so that the base station obtains the first channel quality indicator (CQI) of the group
Current aggregator rank required by the 2nd CQI, when the first CQI is not below two CQI by the aggregation levels of CCE
Target aggregation levels are lowered to from current aggregator rank.
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| US11108508B2 (en) * | 2016-04-19 | 2021-08-31 | Telefonaktiebolaget Lm Ericsson (Publ) | Applying more robust transmission procedure |
| CN107787013B (en) * | 2016-08-31 | 2021-10-01 | 华为技术有限公司 | Scheduling request transmission method, user equipment and base station |
| CN107820216B (en) * | 2016-09-12 | 2021-06-01 | 成都鼎桥通信技术有限公司 | Scheduling method and device based on SC-MTCH |
| WO2021163956A1 (en) * | 2020-02-20 | 2021-08-26 | Qualcomm Incorporated | Slot aggregation for configured grant communications with base stations |
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