CN103688581B - It is a kind of that convergent method and apparatus is carried out to external circule power control - Google Patents
It is a kind of that convergent method and apparatus is carried out to external circule power control Download PDFInfo
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- CN103688581B CN103688581B CN201380001677.0A CN201380001677A CN103688581B CN 103688581 B CN103688581 B CN 103688581B CN 201380001677 A CN201380001677 A CN 201380001677A CN 103688581 B CN103688581 B CN 103688581B
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W52/00—Power management, e.g. TPC [Transmission Power Control], power saving or power classes
- H04W52/04—TPC
- H04W52/06—TPC algorithms
- H04W52/12—Outer and inner loops
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W52/00—Power management, e.g. TPC [Transmission Power Control], power saving or power classes
- H04W52/04—TPC
- H04W52/06—TPC algorithms
- H04W52/14—Separate analysis of uplink or downlink
- H04W52/146—Uplink power control
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W52/00—Power management, e.g. TPC [Transmission Power Control], power saving or power classes
- H04W52/04—TPC
- H04W52/38—TPC being performed in particular situations
- H04W52/48—TPC being performed in particular situations during retransmission after error or non-acknowledgment
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Abstract
Convergent method and apparatus is carried out to external circule power control the invention discloses a kind of, main contents include：Pass through the count transmitting uplink data first actual retransmission rate, according to the described first actual retransmission rate, adjust default target retransmission rate, so pass through the obtain in real time first actual retransmission rate, default target retransmission rate is adaptively adjusted according to the described first actual retransmission rate of acquisition so that outer shroud control quick-recovery can restrain soon, it is ensured that the capacity and throughput of system, the interference to other users equipment is reduced, power system capacity is improved.
Description
Technical field
The present invention relates to wireless communication technology field, more particularly to a kind of convergent method is carried out to external circule power control and is set
It is standby.
Background technology
WCDMA（WCDMA access system, Wide-band Code Division Multiple Access）It is
One self-interference system.Aspect is used in power, WCDMA system is contradiction：On the one hand, the transmitting work(for certain user is improved
Rate further improves the service quality of the user；On the other hand, the transmission power for improving certain user then adds other users
Interference.And Power Control is to reduce system interference, improve the most effective means of power system capacity.
The process of common WCDMA system Power Control is divided into open sea wharf and inner-loop power control.Wherein, RNC
（Radio network controller, Radio Network Controller）Power Control between equipment and base station equipment is referred to as outer
Ring Power Control；Power Control between base station equipment and user equipment is referred to as inner-loop power control.
WCDMA system uses HSUPA（High Speed Uplink Packet Access, high-speed slender body theory）
Technical transmission data, and fixed target retransmission rate is determined for different terminal devices, so when base station signal quality is excessively good,
The actual retransmission rate of terminal device is consistently lower than target retransmission rate；And when base station signal quality is excessively poor, the reality of terminal device
Retransmission rate is consistently higher than target retransmission rate so that external circule power control is uncontrolled between base station equipment and RNC, does not receive for a long time
Hold back, cause the open sea wharf of WCDMA system to be stagnated.
The content of the invention
Convergent method and apparatus is carried out to external circule power control the embodiments of the invention provide a kind of, for solving there is currently
Determine that fixed target retransmission rate is easily caused the open sea wharf of WCDMA system and stagnated for different terminal device
The problem of.
According to the present invention provide in a first aspect, a kind of carry out convergent control device to external circule power control, including：
Statistical module, the first actual retransmission rate for counting transmitting uplink data；
Control module, for the described first actual retransmission rate obtained according to the statistical module counts, is adjusted default
Target retransmission rate, in order to the default target retransmission rate after adjusting so that external circule power control recovers convergence.
In the embodiment of first aspect present invention, in the first possible embodiment,
The control module, specifically for the described first actual retransmission rate obtained according to the statistical module counts, sentences
Whether disconnected external circule power control stays cool；When it is determined that external circule power control stays cool, the default target weight is adjusted
Biography rate.
In the first possible embodiment of the first aspect of the present invention, in second of possible embodiment, institute
Control module is stated, the described first actual retransmission rate obtained specifically for the determination statistical module counts and the default mesh
Mark the first deviation between retransmission rate；
Judge whether first deviation is more than the first threshold value；
When first deviation is more than the first threshold value, determine that external circule power control stays cool.
In second of possible embodiment of the first aspect of the present invention, in the third possible embodiment, institute
Control module is stated, specifically for when it is determined that external circule power control stays cool, being preset when the described first actual retransmission rate is less than
Target retransmission rate when, reduce the default target retransmission rate；
When the described first actual retransmission rate is more than default target retransmission rate, increase the default target retransmission rate.
In the possible embodiment of the first aspect of the present invention, or in the first possibility of the first aspect of the present invention
Embodiment in, either in second of possible embodiment of the first aspect of the present invention or the of the present invention
In the third possible embodiment of one side, in the 4th kind of possible embodiment, the control device also includes：
Reseting module, after being adjusted in the control module to default target retransmission rate, triggers the system
Meter module counts the second actual retransmission rate of transmitting uplink data again；And by the described second actual retransmission rate with adjustment after it is pre-
If target retransmission rate be compared；
The second deviation between default target retransmission rate after the described second actual retransmission rate and adjustment is less than the
During two threshold values, the default target retransmission rate after adjustment is recovered to former default target retransmission rate.
The second aspect provided according to the present invention, it is a kind of to the convergent equipment of external circule power control progress, including：
Arithmetic unit, the first actual retransmission rate for counting transmitting uplink data；
Processor, for the described first actual retransmission rate obtained according to the arithmetic unit, adjusts default target retransmission
Rate, in order to the default target retransmission rate after adjusting so that external circule power control recovers convergence.
In the possible embodiment of the second aspect of the present invention, in the first possible embodiment, the processor,
Specifically for the described first actual retransmission rate obtained according to the arithmetic unit, judge whether external circule power control stays cool；
When it is determined that external circule power control stays cool, the default target retransmission rate is adjusted.
In the first possible embodiment of the second aspect of the present invention, in second of possible embodiment, institute
Processor is stated, specifically for determining the described first actual retransmission rate and the default target retransmission rate that the arithmetic unit is obtained
Between the first deviation；
Judge whether first deviation is more than the first threshold value；
When first deviation is more than the first threshold value, determine that external circule power control stays cool.
In second of possible embodiment of the second aspect of the present invention, in the third possible embodiment, institute
Processor is stated, specifically for when it is determined that external circule power control stays cool, when the described first actual retransmission rate is less than default
During target retransmission rate, the default target retransmission rate is reduced；
When the described first actual retransmission rate is more than default target retransmission rate, increase the default target retransmission rate.
In the possible embodiment of the second aspect of the present invention, or in the first possibility of the second aspect of the present invention
Embodiment in, either in second of possible embodiment of the second aspect of the present invention or the of the present invention
In the third possible embodiment of two aspects, in the 4th kind of possible embodiment, the processor is additionally operable to pre-
If target retransmission rate be adjusted after, trigger the arithmetic unit and count the second of transmitting uplink data again actual retransmitting
Rate；And the described second actual retransmission rate for obtaining the arithmetic unit is compared with the default target retransmission rate after adjustment；
The second deviation between default target retransmission rate after the described second actual retransmission rate and adjustment is less than the second threshold value
When, the default target retransmission rate after adjustment is recovered to former default target retransmission rate.
The third aspect provided according to the present invention, it is a kind of to the convergent method of external circule power control progress, including：
Count the first actual retransmission rate of transmitting uplink data；
According to the described first actual retransmission rate, default target retransmission rate is adjusted, in order to described default after adjusting
Target retransmission rate causes external circule power control to recover convergence.
In the possible embodiment of the third aspect of the present invention, in the first possible embodiment, according to described
One actual retransmission rate, adjusts default target retransmission rate, including：
According to the described first actual retransmission rate, judge whether external circule power control stays cool；
When it is determined that external circule power control stays cool, the default target retransmission rate is adjusted.
In the first possible embodiment of the third aspect of the present invention, in second of possible embodiment, root
According to the described first actual retransmission rate, judge whether external circule power control stays cool, including：
Determine the first deviation between the described first actual retransmission rate and the default target retransmission rate；
Judge whether first deviation is more than the first threshold value；
When first deviation is more than the first threshold value, determine that external circule power control stays cool.
In second of possible embodiment of the third aspect of the present invention, in the third possible embodiment,
When determining that external circule power control stays cool, the default target retransmission rate is adjusted, including：
When it is determined that external circule power control stays cool, when the described first actual retransmission rate is less than default target retransmission rate
When, reduce the default target retransmission rate；
When the described first actual retransmission rate is more than default target retransmission rate, increase the default target retransmission rate.
In the possible embodiment of the third aspect of the present invention, or in the first possibility of the third aspect of the present invention
Embodiment in, either in second of possible embodiment of the third aspect of the present invention or the of the present invention
In the third possible embodiment of three aspects, in the 4th kind of possible embodiment, enter to default target retransmission rate
After row adjustment, methods described also includes：
The second actual retransmission rate of transmitting uplink data is counted again；And
Described second actual retransmission rate is compared with the default target retransmission rate after adjustment；
The second deviation between default target retransmission rate after the described second actual retransmission rate and adjustment is less than the
During two threshold values, the default target retransmission rate after adjustment is recovered to former default target retransmission rate.
The present invention has the beneficial effect that：
The embodiment of the present invention of the embodiment of the present invention is by the count transmitting uplink data first actual retransmission rate, according to described
First actual retransmission rate, adjusts default target retransmission rate, so by the obtain in real time first actual retransmission rate, according to acquisition
The described first actual retransmission rate adaptively adjust default target retransmission rate so that outer shroud control can soon quick-recovery convergence,
The capacity and throughput of system are ensure that, the interference to other users equipment is reduced, improves power system capacity.
Brief description of the drawings
Fig. 1 is a kind of structural representation that convergent equipment is carried out to external circule power control that the embodiment of the present invention one is provided；
Fig. 2 is a kind of structural representation that convergent equipment is carried out to external circule power control that the embodiment of the present invention two is provided；
Fig. 3 is a kind of schematic flow sheet that convergent method is carried out to external circule power control that the embodiment of the present invention three is provided；
Fig. 4 is a kind of schematic flow sheet that convergent method is carried out to external circule power control that the embodiment of the present invention four is provided.
Embodiment
In order to realize the purpose of the present invention, the embodiments of the invention provide it is a kind of external circule power control is carried out convergent method and
Equipment, by the count transmitting uplink data first actual retransmission rate, according to the described first actual retransmission rate, adjusts default mesh
Retransmission rate is marked, it is adaptive according to the described first actual retransmission rate of acquisition so by the obtain in real time first actual retransmission rate
Adjust default target retransmission rate so that outer shroud control quick-recovery can restrain soon, it is ensured that the capacity and throughput of system, subtract
Lack the interference to other users equipment, improve power system capacity.
It should be noted that the default target retransmission rate being related in the embodiment of the present invention be used to characterizing it is expected realize it is up
There is the probability retransmitted in data, can be represented by the form of various data or according to real network data transfer need
To be determined, can also be what is determined according to experimental data, be not specifically limited here.
So-called external circule power control, which stays cool, to be referred in one section of longer time, and the actual retransmission rate of upstream data is always
More than default target retransmission rate so that the transmission power of the user equipment of triggering inner-loop power control reaches maximum, can not also meet
System needs, or the actual retransmission rate of upstream data is less than default target retransmission rate always so that triggering inner-loop power control
The transmission power of user equipment reaches minimum, can not still meet system needs, and in other words, external circule power control stays cool
Communication system is caused to be in a kind of extreme working condition.
So-called external circule power control, which can restrain, to be referred to when external circule power control can be far smaller than in the actual retransmission rate of upstream data
During default target retransmission rate, by adjusting target retransmission rate so that the actual retransmission rate of upstream data is more than the mesh after adjustment
Retransmission rate is marked, and then triggers the transmission power increase of the user equipment of inner-loop power control；When external circule power control can be in upstream data
When actual retransmission rate is far longer than default target retransmission rate, by adjusting target retransmission rate so that upstream data it is actual heavy
Biography rate is less than the target retransmission rate after adjustment, and then triggers the transmission power reduction of the user equipment of inner-loop power control, it is to avoid communication
System is in a kind of extreme working condition.
Each embodiment of the invention is described in detail with reference to Figure of description.
Embodiment one：
As shown in figure 1, showing for a kind of structure to the convergent equipment of external circule power control progress that the embodiment of the present invention one is provided
It is intended to.The equipment includes：Statistical module 11 and control module 12, wherein：
Statistical module 11, the first actual retransmission rate for counting transmitting uplink data；
Control module 12, for the described first actual retransmission rate obtained according to the statistical module counts, adjustment is default
Target retransmission rate, in order to the default target retransmission rate after adjusting so that external circule power control recover convergence.
Specifically, the mode of the first actual retransmission rate of the statistics of statistical module 11 transmitting uplink data includes but not limited
In：
First way：
The number of times that the total degree and generation data of the record transmitting uplink data of statistical module 11 are retransmitted；And according to record
The total degree and the number of times of re-transmission, calculate the first actual retransmission rate for obtaining transmitting uplink data.
The second way：
Confirmation ACK information and non-acknowledgement ACK information that statistical module 11 is included in the downlink feedback information according to transmission, system
Count the first actual retransmission rate of transmitting uplink data.
During due to being carried out data transmission between base station equipment and user equipment using HSUPA technologies, when base station equipment is correct
When receiving the upstream data that user equipment is sent, feedback acknowledgment ACK information has illustrated the upstream data of this user equipment transmission
Accurately received by base station equipment, it is not necessary to which user equipment sends the upstream data again；When base station equipment is not yet properly received use
During the upstream data that family equipment is sent, non-acknowledgement ACK information is fed back, illustrates the upstream data of this user equipment transmission not by base
Station equipment is accurately received, it is necessary to user equipment sends the upstream data again, that is, transmitting uplink data actual retransmission rate
Equal to send non-acknowledgement ACK information with（Send confirm ACK information and non-acknowledgement ACK information and value）Between quotient.
The actual retransmission rate of transmitting uplink data is so counted using downlink feedback information, ensure that and obtain in real time
The actual retransmission rate of row data transfer.
In another embodiment of the present invention, the first actual weight of transmitting uplink data is counted in statistical module 11
Can be counted according to the setting time cycle or real-time statistics during biography rate, can also be that timing is counted, here
Do not limit.
Specifically, the control module 12, specifically for first reality obtained according to the statistical module counts
Retransmission rate, judges whether external circule power control stays cool；When it is determined that external circule power control stays cool, adjust described default
Target retransmission rate.
The control module 12, specifically for determine the described first actual retransmission rate that the statistical module counts obtain and
The first deviation between the default target retransmission rate；Judge whether first deviation is more than the first threshold value；When
When first deviation is more than the first threshold value, determine that external circule power control stays cool.
In another embodiment of the present invention, the first step, the control module 12, specifically for determining described the
The first deviation between one actual retransmission rate and the default target retransmission rate.
When the described first actual retransmission rate is less than the default target retransmission rate, first deviation is described pre-
If target retransmission rate and the described first actual retransmission rate difference；
When the described first actual retransmission rate is more than the default target retransmission rate, first deviation is described the
The difference of one actual retransmission rate and the default target retransmission rate.
Second step, the control module 12, specifically for judging whether first deviation is more than the first threshold value.
First deviation and first threshold value are carried out making difference operation.
3rd step, the control module 12 is stopped specifically for according to judged result, determining whether Current outer loop power control is in
Stagnant state.
When first deviation is more than the first threshold value, determine that external circule power control stays cool.
When first deviation is not more than the first threshold value, determine that external circule power control is in non-dead state.
In another embodiment of the present invention, the control module 12, specifically for actual according to described first
Retransmission rate, judges that the mode whether external circule power control stays cool includes but is not limited to：
The first step, the control module 12, specifically for actual according to the described first actual retransmission rate, relatively more described first
Whether retransmission rate is less than the first reference value, and whether the first actual retransmission rate is more than the second reference value.
Wherein, the first reference value is used for weighing the preferable reference value of signal quality of transmitting uplink data channel, the second ginseng
Value is examined for weighing the reference value that the signal quality of transmitting uplink data channel is poor, the first reference value is less than the second reference value,
And first reference value and the second reference value be the numerical information for belonging to a unit magnitude with data transfer retransmission rate, for example：Hundred
/ 10, percent 90.
Second step, the control module 12, specifically for being that the described first actual retransmission rate is less than first in comparative result
During reference value, the signal quality for determining current base station equipment transmitting uplink data channel preferably, is conducive to the transmission of upstream data,
Now, the described first actual retransmission rate is compared with default target retransmission rate, and is described first real in comparative result
When border retransmission rate is less than default target retransmission rate, determine that external circule power control is likely to be at dead state.
3rd step, the control module 12, specifically for being that the described first actual retransmission rate is more than second in comparative result
During reference value, determine that the signal quality of current base station equipment transmitting uplink data channel is poor, be not conducive to the biography of upstream data
It is defeated, now, the described first actual retransmission rate is compared with default target retransmission rate, and be described first in comparative result
When actual retransmission rate is more than default target retransmission rate, determine that external circule power control is likely to be at dead state.
The control module 12, specifically for when it is determined that external circule power control stays cool, when the described first actual weight
When biography rate is less than default target retransmission rate, the default target retransmission rate is reduced；
When the described first actual retransmission rate is more than default target retransmission rate, increase the default target retransmission rate.
Specifically, it can be that default target retransmission rate is reduced to the number of setting to reduce the default target retransmission rate
Value or the numerical value that default target retransmission rate is reduced to setting.
Wherein, the numerical value of setting can be determined according to practical experience, and determination can also be actually needed according to network system, this
In do not limit.
For example：The TTI sent in data（Transmission Time Interval, transmission time interval）For 10ms
When, there is above-mentioned situation, default target retransmission rate minimum can be reduced to 0.1%, the TTI sent in data
（Transmission Time Interval, transmission time interval）During for 2ms, there is above-mentioned situation, can will be default
Target retransmission rate minimum is reduced to 1%.
Specifically, it can be that default target retransmission rate is increased to the number of setting to increase the default target retransmission rate
Value or the numerical value that default target retransmission rate is increased to setting.
Wherein, the numerical value of setting can be determined according to practical experience, and determination can also be actually needed according to network system, this
In do not limit.
Alternatively, the control device also includes：
Reseting module 13, after being adjusted in the control module to default target retransmission rate, triggering is described
Statistical module counts the second actual retransmission rate of transmitting uplink data again；And by after the described second actual retransmission rate and adjustment
Default target retransmission rate is compared；And between the default target retransmission rate after the described second actual retransmission rate and adjustment
The second deviation be less than the second threshold value when, the default target retransmission rate after adjustment is recovered to former default target retransmission
Rate.
It should be noted that the control device described in the embodiment of the present invention one can be by hard-wired physical entity
Unit, can also be the logical block realized by software, does not limit here.
Embodiment two：
As shown in Fig. 2 showing for a kind of structure to the convergent equipment of external circule power control progress that the embodiment of the present invention two is provided
It is intended to, the embodiment of the present invention two is the invention under same inventive concept with the embodiment of the present invention one, and the equipment includes：Computing
Device 21 and processor 22, wherein, the arithmetic unit 21 and the processor 22 are connected by bus.Wherein：
Arithmetic unit 21, the first actual retransmission rate for counting transmitting uplink data；
Processor 22, for the described first actual retransmission rate obtained according to the arithmetic unit, adjusts default target weight
Biography rate, in order to the default target retransmission rate after adjusting so that external circule power control recovers convergence.
In another embodiment of the present invention, the processor 22, specifically for being obtained according to the arithmetic unit
The described first actual retransmission rate, judge whether external circule power control stays cool；It is determined that external circule power control stays cool
When, adjust the default target retransmission rate.
In another embodiment of the present invention, the processing 22 is obtained specifically for determining the arithmetic unit
The first deviation between the first actual retransmission rate and the default target retransmission rate；
Judge whether first deviation is more than the first threshold value；
When first deviation is more than the first threshold value, determine that external circule power control stays cool.
In another embodiment of the present invention, the processor 22, specifically for it is determined that external circule power control is in
During dead state, when the described first actual retransmission rate is less than default target retransmission rate, the default target retransmission is reduced
Rate；
When the described first actual retransmission rate is more than default target retransmission rate, increase the default target retransmission rate.
In another embodiment of the present invention, the processor 22 is additionally operable to default target retransmission rate
After being adjusted, the second actual retransmission rate that the arithmetic unit counts transmitting uplink data again is triggered；And by the computing
The described second actual retransmission rate that device is obtained is compared with the default target retransmission rate after adjustment；In the described second actual weight
, will be default after adjustment when the second deviation between default target retransmission rate after biography rate and adjustment is less than the second threshold value
Target retransmission rate recover to former default target retransmission rate.
It should be noted that the processor being related in the embodiment of the present invention two can be the center realized by write-in program
Processor（CPU）, the controller handled by loading procedure is can also be, is not limited here.
Embodiment three：
As shown in figure 3, showing for a kind of flow to the convergent method of external circule power control progress that the embodiment of the present invention three is provided
It is intended to, methods described can be as described below.
Step 101：Count the first actual retransmission rate of transmitting uplink data.
In a step 101, the mode of the first actual retransmission rate of statistics transmitting uplink data includes but is not limited to：
First way：
Record the total degree of transmitting uplink data and occur the number of times that data are retransmitted；
According to the total degree and the number of times of re-transmission of record, the first actual re-transmission for obtaining transmitting uplink data is calculated
Rate.
The second way：
According to the confirmation ACK information and non-acknowledgement ACK information included in the downlink feedback information of transmission, upstream data is counted
First actual retransmission rate of transmission.
During due to being carried out data transmission between base station equipment and user equipment using HSUPA technologies, when base station equipment is correct
When receiving the upstream data that user equipment is sent, feedback acknowledgment ACK information has illustrated the upstream data of this user equipment transmission
Accurately received by base station equipment, it is not necessary to which user equipment sends the upstream data again；When base station equipment is not yet properly received use
During the upstream data that family equipment is sent, non-acknowledgement ACK information is fed back, illustrates the upstream data of this user equipment transmission not by base
Station equipment is accurately received, it is necessary to user equipment sends the upstream data again, that is, transmitting uplink data actual retransmission rate
Equal to send non-acknowledgement ACK information with（Send confirm ACK information and non-acknowledgement ACK information and value）Between quotient.
The actual retransmission rate of transmitting uplink data is counted using downlink feedback information, ensure that and obtain going up line number in real time
According to the actual retransmission rate of transmission.
, can statistically during the first actual retransmission rate of row data transfer in another embodiment of the present invention
To be to be counted according to the setting time cycle or real-time statistics, it can also be that timing is counted, do not limit here.
Step 102：According to the described first actual retransmission rate, default target retransmission rate is adjusted, in order to the institute after adjusting
Default target retransmission rate is stated so that external circule power control recovers convergence.
In a step 102, according to the described first actual retransmission rate, adjusting the mode of default target retransmission rate is included but not
It is limited to：
First, according to the described first actual retransmission rate, judge whether external circule power control stays cool.
In another embodiment of the present invention, the first step determines that the described first actual retransmission rate is preset with described
Target retransmission rate between the first deviation.
When the described first actual retransmission rate is less than the default target retransmission rate, first deviation is described pre-
If target retransmission rate and the described first actual retransmission rate difference；
When the described first actual retransmission rate is more than the default target retransmission rate, first deviation is described the
The difference of one actual retransmission rate and the default target retransmission rate.
Second step, judges whether first deviation is more than the first threshold value.
First deviation and first threshold value are carried out making difference operation.
3rd step, according to judged result, determines whether Current outer loop power control stays cool.
When first deviation is more than the first threshold value, determine that external circule power control stays cool.
When first deviation is not more than the first threshold value, determine that external circule power control is in non-dead state.
In another embodiment of the present invention, according to the described first actual retransmission rate, whether external circule power control is judged
The mode stayed cool includes but is not limited to：
The first step, according to the described first actual retransmission rate, whether relatively more described first actual retransmission rate is less than the first reference
Whether value, and the first actual retransmission rate are more than the second reference value.
Wherein, the first reference value is used for weighing the preferable reference value of signal quality of transmitting uplink data channel, the second ginseng
Value is examined for weighing the reference value that the signal quality of transmitting uplink data channel is poor, the first reference value is less than the second reference value,
And first reference value and the second reference value be the numerical information for belonging to a unit magnitude with data transfer retransmission rate, for example：Hundred
/ 10, percent 90.
Second step, when comparative result is that the described first actual retransmission rate is less than the first reference value, determines that current base station is set
The signal quality of standby transmitting uplink data channel preferably, is conducive to the transmission of upstream data, now, by the described first actual re-transmission
Rate is compared with default target retransmission rate, and is that the described first actual retransmission rate is less than default target weight in comparative result
During biography rate, determine that external circule power control is likely to be at dead state.
3rd step, when comparative result is that the described first actual retransmission rate is more than the second reference value, determines that current base station is set
The signal quality of standby transmitting uplink data channel is poor, is not conducive to the transmission of upstream data, now, by the described first actual weight
Biography rate is compared with default target retransmission rate, and is that the described first actual retransmission rate is more than default target in comparative result
During retransmission rate, determine that external circule power control is likely to be at dead state.
Secondly, when it is determined that external circule power control stays cool, the default target retransmission rate is adjusted.
In another embodiment of the present invention, adjusting the mode of the default target retransmission rate includes but does not limit
In：
First, the size relatively between the first actual retransmission rate and default target retransmission rate.
Secondly, when the described first actual retransmission rate is less than default target retransmission rate, the default target weight is reduced
Biography rate.
Specifically, it can be that default target retransmission rate is reduced to the number of setting to reduce the default target retransmission rate
Value or the numerical value that default target retransmission rate is reduced to setting.
Wherein, the numerical value of setting can be determined according to practical experience, and determination can also be actually needed according to network system, this
In do not limit.
For example：The TTI sent in data（Transmission Time Interval, transmission time interval）For 10ms
When, there is above-mentioned situation, default target retransmission rate minimum can be reduced to 0.1%, the TTI sent in data
（Transmission Time Interval, transmission time interval）During for 2ms, there is above-mentioned situation, can will be default
Target retransmission rate minimum is reduced to 1%.
When the described first actual retransmission rate is more than default target retransmission rate, increase the default target retransmission rate.
Specifically, it can be that default target retransmission rate is increased to the number of setting to increase the default target retransmission rate
Value or the numerical value that default target retransmission rate is increased to setting.
Wherein, the numerical value of setting can be determined according to practical experience, and determination can also be actually needed according to network system, this
In do not limit.
Step 103：After being adjusted to default target retransmission rate, second that transmitting uplink data is counted again is real
Border retransmission rate.
In step 103, after being adjusted to default target retransmission rate, the default target weight after adjustment is utilized
Biography rate accelerates the convergence of external circule power control.
After a period of time, the second actual retransmission rate of transmitting uplink data is counted again.
Step 104：Described second actual retransmission rate is compared with the default target retransmission rate after adjustment, and it is described
When the second deviation between default target retransmission rate after second actual retransmission rate and adjustment is less than the second threshold value, it will adjust
Default target retransmission rate after whole is recovered to former default target retransmission rate.
It can so realize and neatly default target retransmission rate is regulated and controled so that the adaptive reality of external circule power control
Transmitting uplink data environment.
It should be noted that the first threshold value being related in the embodiment of the present invention, the second threshold value, the first reference value and
Second reference value, can be determined by way of experiment, can also be determined, be not specifically limited here according to practical experience.
By the scheme of the embodiment of the present invention three, the first actual retransmission rate of transmitting uplink data is counted, according to described the
One actual retransmission rate, adjusts default target retransmission rate, so by the obtain in real time first actual retransmission rate, according to acquisition
The first actual retransmission rate adaptively adjusts default target retransmission rate so that outer shroud control quick-recovery can restrain soon, protect
The capacity and throughput of system have been demonstrate,proved, the interference to other users equipment has been reduced, improves power system capacity.
Example IV：
As shown in figure 4, showing for a kind of flow to the convergent method of external circule power control progress that the embodiment of the present invention four is provided
It is intended to, the embodiment of the present invention four is the detailed description to each step in the embodiment of the present invention three, methods described can institute as follows
State.
Step 201：Count the first actual retransmission rate of transmitting uplink data.
Step 202：According to the described first actual retransmission rate, judge whether external circule power control stays cool, if so, then holding
Row step 203；Otherwise, end is handled.
In step 202., judge that the mode whether external circule power control stays cool includes but is not limited to：
First way：
The first step, determines the first deviation between the described first actual retransmission rate and the default target retransmission rate.
When the described first actual retransmission rate is less than the default target retransmission rate, first deviation is described pre-
If target retransmission rate and the described first actual retransmission rate difference；
When the described first actual retransmission rate is more than the default target retransmission rate, first deviation is described the
The difference of one actual retransmission rate and the default target retransmission rate.
Second step, judges whether first deviation is more than the first threshold value.
First deviation and first threshold value are carried out making difference operation.
3rd step, according to judged result, determines whether Current outer loop power control stays cool.
When first deviation is more than the first threshold value, determine that external circule power control stays cool.
When first deviation is not more than the first threshold value, determine that external circule power control is in non-dead state.
The second way：
The first step, according to the described first actual retransmission rate, whether relatively more described first actual retransmission rate is less than the first reference
Whether value, and the first actual retransmission rate are more than the second reference value.
Wherein, the first reference value is used for weighing the preferable reference value of signal quality of transmitting uplink data channel, the second ginseng
Value is examined for weighing the reference value that the signal quality of transmitting uplink data channel is poor, the first reference value is less than the second reference value,
And first reference value and the second reference value be the numerical information for belonging to a unit magnitude with data transfer retransmission rate, for example：Hundred
/ 10, percent 90.
Second step, when comparative result is that the described first actual retransmission rate is less than the first reference value, determines that current base station is set
The signal quality of standby transmitting uplink data channel preferably, is conducive to the transmission of upstream data, now, by the described first actual re-transmission
Rate is compared with default target retransmission rate, and is that the described first actual retransmission rate is less than default target weight in comparative result
During biography rate, determine that external circule power control is likely to be at dead state.
3rd step, when comparative result is that the described first actual retransmission rate is more than the second reference value, determines that current base station is set
The signal quality of standby transmitting uplink data channel is poor, is not conducive to the transmission of upstream data, now, by the described first actual weight
Biography rate is compared with default target retransmission rate, and is that the described first actual retransmission rate is more than default target in comparative result
During retransmission rate, determine that external circule power control is likely to be at dead state.
Step 203：When it is determined that external circule power control stays cool, the default target retransmission rate is adjusted.
In step 203, the mode for adjusting the default target retransmission rate includes but is not limited to：
First, the size relatively between the first actual retransmission rate and default target retransmission rate.
Secondly, when the described first actual retransmission rate is less than default target retransmission rate, the default target weight is reduced
Biography rate.
When the described first actual retransmission rate is more than default target retransmission rate, increase the default target retransmission rate.
Step 204：After being adjusted to default target retransmission rate, second that transmitting uplink data is counted again is real
Border retransmission rate.
In step 204, after being adjusted to default target retransmission rate, the default target weight after adjustment is utilized
Biography rate accelerates the convergence of external circule power control.
According to the collection period of setting, the second actual retransmission rate of transmitting uplink data is counted again.
Step 205：Described second actual retransmission rate is compared with the default target retransmission rate after adjustment, and it is described
When the second deviation between default target retransmission rate after second actual retransmission rate and adjustment is less than the second threshold value, it will adjust
Default target retransmission rate after whole is recovered to former default target retransmission rate.
It will be understood by those skilled in the art that embodiments of the invention can be provided as method, device（Equipment）Or computer
Program product.Therefore, in terms of the present invention can be using complete hardware embodiment, complete software embodiment or combination software and hardware
Embodiment form.Moreover, the present invention can be used in one or more meters for wherein including computer usable program code
Calculation machine usable storage medium（Including but not limited to magnetic disk storage, CD-ROM, optical memory etc.）The computer journey of upper implementation
The form of sequence product.
The present invention is with reference to method according to embodiments of the present invention, device（Equipment）With the flow chart of computer program product
And/or block diagram is described.It should be understood that can be by each flow in computer program instructions implementation process figure and/or block diagram
And/or square frame and the flow in flow chart and/or block diagram and/or the combination of square frame.These computer programs can be provided to refer to
The processor of all-purpose computer, special-purpose computer, Embedded Processor or other programmable data processing devices is made to produce
One machine so that produced by the instruction of computer or the computing device of other programmable data processing devices for realizing
The device for the function of being specified in one flow of flow chart or multiple flows and/or one square frame of block diagram or multiple square frames.
These computer program instructions, which may be alternatively stored in, can guide computer or other programmable data processing devices with spy
Determine in the computer-readable memory that mode works so that the instruction being stored in the computer-readable memory, which is produced, to be included referring to
Make the manufacture of device, the command device realize in one flow of flow chart or multiple flows and/or one square frame of block diagram or
The function of being specified in multiple square frames.
These computer program instructions can be also loaded into computer or other programmable data processing devices so that in meter
Series of operation steps is performed on calculation machine or other programmable devices to produce computer implemented processing, thus in computer or
The instruction performed on other programmable devices is provided for realizing in one flow of flow chart or multiple flows and/or block diagram one
The step of function of being specified in individual square frame or multiple square frames.
, but those skilled in the art once know basic creation although preferred embodiments of the present invention have been described
Property concept, then can make other change and modification to these embodiments.So, appended claims are intended to be construed to include excellent
Select embodiment and fall into having altered and changing for the scope of the invention.
Obviously, those skilled in the art can carry out the essence of various changes and modification without departing from the present invention to the present invention
God and scope.So, if these modifications and variations of the present invention belong to the scope of the claims in the present invention and its equivalent technologies
Within, then the present invention is also intended to comprising including these changes and modification.
Claims (9)
1. a kind of carry out convergent control device to external circule power control, it is characterised in that including：
Statistical module, the first actual retransmission rate for counting transmitting uplink data；
Control module, for the described first actual retransmission rate obtained according to the statistical module counts, judges that external circule power control is
It is no to stay cool, when it is determined that external circule power control stays cool, when the described first actual retransmission rate is less than default mesh
When marking retransmission rate, the default target retransmission rate is reduced, when the described first actual retransmission rate is more than default target retransmission rate
When, increase the default target retransmission rate, in order to which the default target retransmission rate after reducing or increasing is so that outer shroud
Power control recovers convergence, wherein, external circule power control, which stays cool, to be referred in a period of time, and the first actual retransmission rate is big always
It is less than default target retransmission rate always in default target retransmission rate, or the first actual retransmission rate.
2. control device as claimed in claim 1, it is characterised in that
The control module, specifically for determine the described first actual retransmission rate that the statistical module counts obtain with it is described pre-
If target retransmission rate between the first deviation；
Judge whether first deviation is more than the first threshold value；
When first deviation is more than the first threshold value, determine that external circule power control stays cool.
3. the control device as described in claim 1~2 is any, it is characterised in that the control device also includes：
Reseting module, after being adjusted in the control module to default target retransmission rate, triggers the statistics mould
Block counts the second actual retransmission rate of transmitting uplink data again；And by the described second actual retransmission rate with adjustment after it is default
Target retransmission rate is compared；
The second deviation between default target retransmission rate after the described second actual retransmission rate and adjustment is less than second
During limit value, the default target retransmission rate after adjustment is recovered to former default target retransmission rate.
4. a kind of carry out convergent equipment to external circule power control, it is characterised in that including：
Arithmetic unit, the first actual retransmission rate for counting transmitting uplink data；
Processor, for the described first actual retransmission rate obtained according to the arithmetic unit, judges whether external circule power control is in and stops
Stagnant state；When it is determined that external circule power control stays cool, when the described first actual retransmission rate is less than default target retransmission rate
When, the default target retransmission rate is reduced, when the described first actual retransmission rate is more than default target retransmission rate, increases institute
Default target retransmission rate is stated, in order to the default target retransmission rate after reducing or increasing so that external circule power control recovers to receive
Hold back, wherein, external circule power control, which stays cool, to be referred in a period of time, and the first actual retransmission rate is more than default mesh always
Retransmission rate is marked, or the first actual retransmission rate is less than default target retransmission rate always.
5. equipment as claimed in claim 4, it is characterised in that
The processor, specifically for determining the described first actual retransmission rate and the default target that the arithmetic unit is obtained
The first deviation between retransmission rate；
Judge whether first deviation is more than the first threshold value；
When first deviation is more than the first threshold value, determine that external circule power control stays cool.
6. the equipment as described in claim 4~5 is any, it is characterised in that
The processor, is additionally operable to after being adjusted to default target retransmission rate, triggers the arithmetic unit and counts again
Second actual retransmission rate of transmitting uplink data；And after the described second actual retransmission rate for obtaining the arithmetic unit and adjustment
Default target retransmission rate is compared；Between default target retransmission rate after the described second actual retransmission rate and adjustment
When second deviation is less than the second threshold value, the default target retransmission rate after adjustment is recovered to former default target retransmission
Rate.
7. a kind of carry out convergent method to external circule power control, it is characterised in that including：
Count the first actual retransmission rate of transmitting uplink data；
According to the described first actual retransmission rate, judge whether external circule power control stays cool, it is determined that external circule power control be in stop
During stagnant state, when the described first actual retransmission rate is less than default target retransmission rate, the default target retransmission rate is reduced,
When the described first actual retransmission rate is more than default target retransmission rate, increase the default target retransmission rate, in order to drop
The default target retransmission rate after low or increase causes external circule power control to recover convergence, wherein, external circule power control, which is in, stagnates shape
State refers in a period of time that the first actual retransmission rate is more than default target retransmission rate, or first reality always
Retransmission rate is less than default target retransmission rate always.
8. method as claimed in claim 7, it is characterised in that according to the described first actual retransmission rate, judges that external circule power control is
It is no to stay cool, including：
Determine the first deviation between the described first actual retransmission rate and the default target retransmission rate；
Judge whether first deviation is more than the first threshold value；
When first deviation is more than the first threshold value, determine that external circule power control stays cool.
9. the method as described in claim 7~8 is any, it is characterised in that it is being adjusted to default target retransmission rate
Afterwards, methods described also includes：
The second actual retransmission rate of transmitting uplink data is counted again；And
Described second actual retransmission rate is compared with the default target retransmission rate after adjustment；
The second deviation between default target retransmission rate after the described second actual retransmission rate and adjustment is less than second
During limit value, the default target retransmission rate after adjustment is recovered to former default target retransmission rate.
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| PCT/CN2013/086252 WO2015061994A1 (en) | 2013-10-30 | 2013-10-30 | Method and equipment for convergence of outer loop power control |
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| CN103688581A CN103688581A (en) | 2014-03-26 |
| CN103688581B true CN103688581B (en) | 2017-08-11 |
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|---|---|---|---|---|
| CN102065534A (en) * | 2011-01-31 | 2011-05-18 | 华为技术有限公司 | Power adjustment method and device |
| CN102612128A (en) * | 2011-01-25 | 2012-07-25 | 鼎桥通信技术有限公司 | Uplink-closed-loop power control method and uplink-closed-loop power control system |
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| CN100388643C (en) * | 2004-11-17 | 2008-05-14 | 华为技术有限公司 | Method for adjusting transmissive signalling power of re-transmissive request system automatically |
| KR100981505B1 (en) * | 2007-02-05 | 2010-09-10 | 삼성전자주식회사 | Apparatus and method for controlling power in a communication system |
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| CN102612128A (en) * | 2011-01-25 | 2012-07-25 | 鼎桥通信技术有限公司 | Uplink-closed-loop power control method and uplink-closed-loop power control system |
| CN102065534A (en) * | 2011-01-31 | 2011-05-18 | 华为技术有限公司 | Power adjustment method and device |
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