CN108882349A - The method and apparatus for controlling inner-loop power control - Google Patents
The method and apparatus for controlling inner-loop power control Download PDFInfo
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- CN108882349A CN108882349A CN201710323026.3A CN201710323026A CN108882349A CN 108882349 A CN108882349 A CN 108882349A CN 201710323026 A CN201710323026 A CN 201710323026A CN 108882349 A CN108882349 A CN 108882349A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W52/00—Power management, e.g. Transmission Power Control [TPC] or power classes
- H04W52/04—Transmission power control [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. Transmission Power Control [TPC] or power classes
- H04W52/04—Transmission power control [TPC]
- H04W52/06—TPC algorithms
- H04W52/14—Separate analysis of uplink or downlink
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W52/00—Power management, e.g. Transmission Power Control [TPC] or power classes
- H04W52/04—Transmission power control [TPC]
- H04W52/18—TPC being performed according to specific parameters
- H04W52/22—TPC being performed according to specific parameters taking into account previous information or commands
- H04W52/228—TPC being performed according to specific parameters taking into account previous information or commands using past power values or information
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Abstract
The present invention provides a kind of method and apparatus for controlling inner-loop power control, the uneven power control request comprising device identification that base station where receiving serving radio link by base station where non-serving Radio Link is sent, the imbalance power control request refers to that the uplink transmission power of mobile station and the down transmitting power of base station differ by more than predetermined power threshold value, needs to be lifted the request that the device identification corresponds to the transmission power of equipment；It is requested according to the uneven power control, when the base station where the non-serving Radio Link judges wireless communication cell uplink load lower than pre-determined threshold, base station where the non-serving Radio Link sends the transmission power that the lifting device identification corresponds to equipment and instructs equipment corresponding to the device identification.The present invention can make the quality of uplink signal of the serving radio link of the uplink and downlink packet access user in uplink and downlink imbalance scene get a promotion, and make uplink and downlink grouping access normal consistency, keep the downloading and uploading rate of user, promote the efficiency of user.
Description
Technical field
The present invention relates to Universal Mobile Communication System fields, more particularly to a kind of method and dress for controlling inner-loop power control
It sets.
Background technique
3Gpp (i.e. 3rd Generation Partnership Project, third generation partner program) agreement is in R5
(i.e. Release5,3GPP specification are named as Release5, and released version is abbreviated as R5) introduces high-speed slender body theory
After (High Speed Downlink Packet Access, abbreviation HSDPA) technology, the downloading data of user is greatly improved
Rate.High speed is introduced in R6 (i.e. Release6,3GPP specification are named as Release6, and released version is abbreviated as R6) version
Upstream packet accesses (High Speed Uplink Packet Access, abbreviation HSUPA) technology, greatly improves user's
Upload data rate.
Universal Mobile Communication System (Universal Mobile Telecommunications System, referred to as
UMTS), especially Wideband Code Division Multiple Access (Wideband Code Division Multiple Access, referred to as
There is uneven scene in macro-diversity uplink and downlink in WCDMA) 3G (3rd Generation).Wherein, macro-diversity be using two or
More than two different base stations or the antenna of sector receive two or more slow fading logarithmic signals through independent fading paths, macro
Diversity is generally present in the sector service crossover region of CDMA net base station.In a cdma system, it can be substantially improved using macro-diversity
Reverse channel quality expands wireless communication cell coverage area and increases reversed user capacity.In a sense, CDMA system
The soft switching process of system belongs to macro-diversity,
Soft handover (Soft Hand-over)：Refer to when the carrier frequency of pilot channel is identical between wireless communication cell
Channel switching, in handoff procedure, mobile subscriber and former base station and new base station keep communication link, only when mobile station exists
After stabilized communication is established in new wireless communication cell, just disconnects and being contacted with former base station, that is, refer to the connection for not only remaining old, but also simultaneously
New connection is established, and is merged using the diversity of new old link to improve communication quality, is reliably connected it when establishing with new base station
Interrupt old link again afterwards, soft handover can only be carried out in the interchannel of identical frequency, it belongs to CDMA (i.e. Code Division
Multiple Access, CDMA) the exclusive handoff functionality of logical information system, switching reliability can be effectively improved.
Soft handover uplink and downlink is uneven, refers to that uplink and downlink transmission power is uneven, is primarily referred to as uplink and downlink transmission power phase
Difference is excessive, and uplink refers mainly to the transmitting of mobile station, and downlink refers to the transmitting of base station.In the same communication process, uplink and downlink
Path loss be consistent.900 station maximum of down transmitting power (base station transmitting power) can for 47dBm (i.e. decibel milli X,
Can indicate decibel millivolt or decibel milliwatt), 1800 be 45dBm.The maximum transmission power of mobile phone is generally 33dBm.If
Up and down power has big difference, it is possible to will appear uplink weak signal, that is, mobile phone receive base station signal be it is very strong,
Even if but mobile phone is emitted with maximum power, is possible to weak signal when reaching base station or can not be reached.
In a wireless communication system, Radio Link (Radio Link, abbreviation RL) refers to a terminal and one wirelessly connects
Enter the logical connection between system access point, is usually made of one or more radio bearer transmissions in physics realization.At end
At most there are a wireless links between end and a wireless access system access point (being often referred to wireless communication cell).Service nothing
Wired link and non-serving Radio Link, i.e. service RL and non-serving RL, refer to according to the differentiation that the business of offer is different and does.
Inner-loop power control, i.e. inner-loop power control refer in base station side according to the signal-to-noise ratio (SIR) and desired value for receiving signal
(i.e. SIR Target) is compared, and is provided the order that mobile phone improves or reduces transmission power (TPC), is finally received base station
To uplink signal-to-noise ratio converge on target signal to noise ratio.
The uplink of soft handover uplink and downlink imbalance scene, serving radio link (Radio Link, abbreviation RL) is poor, base
In inner-loop power control, the order for allowing user equipment (hereinafter referred to as UE) to be lifted transmission power can be issued by servicing RL；Non-serving RL simultaneously
Since uplink is relatively good, be based on inner-loop power control, non-serving RL can issue allow UE reduce transmission power order, UE merge service and
The power control commands of non-serving RL, the result is that listening non-serving RL, the inner-loop power control of service RL in this way just fails.Therefore, at macro point
Collect uplink and downlink imbalance scene, service RL inner-loop power control has failure.
Summary of the invention
Based on this, it is necessary in view of the above-mentioned problems, providing a kind of method and apparatus for controlling inner-loop power control, it is intended to realize clothes
It is engaged in passing through non-serving RL lifting transmitting power of equipment when the failure of RL inner-loop power control.
A method of control inner-loop power control, the method includes：
Base station where base station receives serving radio link where non-serving Radio Link send comprising device identification not
Power control request is balanced, the imbalance power control request refers to the uplink transmission power of mobile station and the down transmitting power difference of base station
More than predetermined power threshold value, need to be lifted the request that the device identification corresponds to the transmission power of equipment；
It is requested according to the uneven power control, the base station where the non-serving Radio Link judges on wireless communication cell
When row load is lower than pre-determined threshold, base station where the non-serving Radio Link sends the lifting device identification and corresponds to equipment
Transmission power instructs equipment corresponding to the device identification.
A kind of device controlling inner-loop power control, described device include：
Receiving module, base station transmission includes where receiving serving radio link for base station where non-serving Radio Link
The uneven power control of device identification is requested, and the imbalance power control request refers to the downlink of the uplink transmission power and base station of mobile station
Transmission power differs by more than predetermined power threshold value, needs to be lifted the request that the device identification corresponds to the transmission power of equipment；
Sending module, for being requested according to the uneven power control, the base station judgement where the non-serving Radio Link
When wireless communication cell uplink load is lower than pre-determined threshold, base station where the non-serving Radio Link, which is sent, is lifted the equipment
The transmission power for identifying corresponding equipment instructs equipment corresponding to the device identification.
A kind of computer equipment, the computer equipment include memory, processor and are stored on the memory simultaneously
The computer program that can be run on the processor, wherein described in the processor is realized when executing the computer program
The step of method.
The method and apparatus of a kind of macro-diversity control inner-loop power control provided by the invention, by where non-serving Radio Link
The uneven power control request comprising device identification that base station where base station receives serving radio link is sent, the imbalance power control
Request refers to that the uplink transmission power of mobile station and the down transmitting power of base station differ by more than predetermined power threshold value, needs to be lifted institute
State the request that device identification corresponds to the transmission power of equipment；It is requested according to the uneven power control, when the non-serving radio chains
When base station where road judges wireless communication cell uplink load lower than pre-determined threshold, base station hair where the non-serving Radio Link
The lifting transmission power that the device identification corresponds to equipment is sent to instruct equipment corresponding to the device identification.The present invention passes through clothes
The scene of identification of base stations power control failure where business Radio Link, then notifies the base station where non-serving Radio Link, by non-clothes
Base station where business Radio Link controls, goes the transmission power of lifting user equipment, can make to be in macro-diversity uplink and downlink imbalance field
DPA (i.e. Downlink Packet Access, the downlink grouped access) scheduler and UPA (i.e. Uplink Packet of scape
Access, upstream packet access) quality of uplink signal of service RL of user gets a promotion, thus correct decoding uplink signal,
Make DPA and UPA normal consistency, keeps the downloading and uploading rate of user, promote the efficiency of user.
Detailed description of the invention
Fig. 1 is the flow chart of method one embodiment of control inner-loop power control provided by the invention；
Fig. 2 is the interacting message that application scenarios are related in method one embodiment of control inner-loop power control provided by the invention
Sequence chart；
Fig. 3 is the program module architecture diagram of device one embodiment of control inner-loop power control provided by the invention；
Fig. 4 is the internal structure block diagram of computer equipment one embodiment of control inner-loop power control provided by the invention.
Specific embodiment
In order to make the objectives, technical solutions, and advantages of the present invention clearer, with reference to the accompanying drawings and embodiments, right
The present invention is further elaborated.It should be appreciated that the specific embodiments described herein are merely illustrative of the present invention, and
It is not used in the restriction present invention.
Soft handover belongs to macro-diversity, in soft handover uplink and downlink imbalance scene, serving radio link (Radio Link, letter
Claim RL) uplink it is poor, be based on inner-loop power control, service RL can issue allow user equipment (i.e. User Equipment, it is simple below
Claim UE) it is lifted the order of transmission power；Simultaneously non-serving RL due to uplink it is relatively good, be based on inner-loop power control, non-serving RL can under
Hair allows UE to reduce the order of transmission power, and UE merges service and the power control commands of non-serving RL, the result is that listening non-serving RL's.This
Sample service RL inner-loop power control just fail, can not correct decoding uplink signal, DPA (i.e. Downlink Packet Access, under
Row grouping access) scheduler can not obtain confirmation or non-acknowledgement (Acknowledgement or Not Acknowledgement, letter
Claim ACK or NACK) and channel quality instruction (Channel Quality Indicator, abbreviation CQI) information, cause to download
Rate reduces；And UPA (i.e. Uplink Packet Access, upstream packet access) scheduler is also due to can not know UE's
Scheduling information (Schedule Information, abbreviation SI), causes uploading rate to reduce, to reduce the signal of service RL
Quality.Wherein, serving radio link refers to and provides the Radio Link of communication service；Relative to serving radio link, non-serving without
Wired link refers to enhance the ascending performance of network, carries out the Radio Link of coordinated control, including soft handover service,
Serving radio link and non-serving Radio Link are set as needed.
Based on above-mentioned analysis, the present invention provides a kind of method for controlling inner-loop power control, is lost with solving service RL inner-loop power control
The problem of effect, is described below with specific embodiment.
Referring to Fig. 1, in one embodiment, the present invention provides a kind of method for controlling inner-loop power control, the methods
Including：
What base station where base station where S1, non-serving Radio Link receives serving radio link was sent includes device identification
Uneven power control request, the imbalance power control request refer to the down transmitting power phase of the uplink transmission power and base station of mobile station
Difference is more than predetermined power threshold value, needs to be lifted the request that the device identification corresponds to the transmission power of equipment.
In one embodiment, the step S1 includes：
Base station receives the injustice comprising the device identification that radio network controller is sent where non-serving Radio Link
Power control of weighing is requested, and the imbalance power control request comes from when serving radio link place base station detects the device identification
When the uplink signal signal interference ratio of corresponding equipment is lower than preset threshold, be sent to the radio network controller includes the equipment
The uneven power control of mark is requested.
Specifically, step S1 includes following procedure (1) to (3)：
(1) itself quality of uplink signal is detected in base station where serving radio link, when the signal quality is poor, such as
When signal signal interference ratio is lower than preset threshold, the first privately owned control frame comprising device identification is sent to radio network controller,
In, the first privately owned control frame is NODEB (base station) and RNC (radio network controller, Radio Network
Controller writes a Chinese character in simplified form RNC) between negotiate increased control frame, the first privately owned control frame includes uneven power control request,
The imbalance power control request refers to that the uplink transmission power of mobile station and the down transmitting power of base station differ by more than default function
Rate threshold value needs to be lifted the request that the device identification corresponds to the transmission power of equipment.
Specifically, itself quality of uplink signal is detected in base station where the serving radio link, when the signal quality
It is poor, such as when signal signal interference ratio is lower than preset threshold, it is meant that the downlink of the uplink transmission power of mobile station and base station hair
When penetrating power difference more than predetermined power threshold value, for example being greater than preset power threshold 10dBm, up and down power has big difference,
Produce the unbalanced situation of uplink and downlink, it is possible to will appear uplink weak signal, that is, mobile phone receives the signal of base station and is
It is very strong, even if but mobile phone emitted with maximum power, be possible to weak signal when reaching base station or can not reach, therefore need
The transmission power that the device identification corresponds to equipment is lifted by inner-loop power control.
(2) it is privately owned to receive the uneven power control comprising device identification is requested described first for the radio network controller
Control frame sends the second privately owned control frame comprising the device identification when being resolved to comprising the uneven power control request
Base station where corresponding to all non-serving Radio Links of equipment to the device identification, the second privately owned control frame also include
The imbalance power control request；
(3) what base station where the non-serving Radio Link received the radio network controller transmission includes the equipment
Second privately owned control frame of the uneven power control request of mark.
Wherein, the device identification, refer to communication in can the device identification to distinguish distinct device corresponding with equipment, than
Such as the International ISDN number (MSISDN of mobile station：Mobile Subscriber InternationalISDN and PSTN
Number, ISDN are ISDN, are the abbreviations of Integrated Service Digital Network)；It can
To be international mobile subscriber identity (IMSI：International Mobile Subscriber Identification
Number)；It is also possible to electronic serial number (English：ElectronicSerialNumber, abbreviation：ESN is referred to as electricity
Subsequence number)；International mobile station equipment identification code, i.e. IMEI (International Mobile Equipment
Identity) be International Mobile Equipment Identity code abbreviation, international mobile equipment identification code is made of 15 bit digitals " electricity
Substring number ", it is corresponded with every mobile phone, and the code is that the whole world is unique.
The poor signal quality, for example refer to that signal signal interference ratio is set lower than preset threshold, such as signal signal interference ratio preset threshold
When being set to less than -2dB, the upload and downloading of user equipment will affect at this time.Wherein, signal interference ratio refers to energy and the interference of signal
The ratio of the sum of energy (such as co-channel interference, multipath etc.) and additive noise energy, value range -11~20dB, wherein add
Property noise refer generally to thermal noise, Johnson noise etc., they are to be added with the relationship of signal, and regardless of either with or without signal, noise is all deposited
?.
That is service RL detects itself quality of uplink signal, sends the first privately owned control frame, packet to RNC when ropy
It is requested containing uneven power control, wherein the first privately owned control frame is to negotiate increased control frame between NODEB and RNC.
RNC receives the first privately owned control frame for belonging to a UE, and parsing discovery includes uneven power control request, then gives the UE
All non-serving RL send the second privately owned control frame, the second privately owned control frame also includes uneven power control request.
Wherein, RNC is the main network elements in the third generation (3G) wireless network, is the component part for accessing network, is responsible for shifting
Mobility management, call treatment, link management and handover mechanism.Universal terrestrial radio in 3 G mobile communication network (3G) connects
(Universal Terrestrial Radio Access Network, UTRAN) is networked by base station controller (Radio
Network Controller, RNC, also referred to as radio network controller) and base station (NODEB) composition, so RNC is UTRAN
Exchange and control element.RNC is also referred to as radio network controller.As a key network element RNC of 3G network, it is mainly used
In managing and controlling multiple base stations below it.The entire function of RNC is divided into two parts：Radio resource management function and control function
Energy.Wireless resource management is mainly used for keeping the stability of radio transmission and the service quality of wireless connection；Control function includes
And radio bearer is established, keeps and discharge relevant function.
S2, it is requested according to the uneven power control, base station judgement wireless communication is small where the non-serving Radio Link
When area's uplink load is lower than pre-determined threshold, base station where the non-serving Radio Link sends the lifting device identification correspondence and sets
Standby transmission power instructs equipment corresponding to the device identification.
Wherein, " wireless communication cell " in mobile communication is the smallest area unit, communication network inside mobile management
The covering of network signal is divided into many small regions, has several users under each region by the coverage area of antenna
Access wherein, and is communicated, and for example, has a base station (communication iron tower), (mobile phone can receive letter to its effective coverage distance
Number, while signal can also be returned to base station) it is 10KM (km), then 10KM is radius using this base station as the center of circle, draw one
A circle, this circle are exactly that the covering of this base station is formed by " wireless communication cell ".
The pre-determined threshold refers to pre-set thresholding, the base station radio communication where the non-serving Radio Link
When cell uplink load is lower than this thresholding, uploading rate is too low, can seriously affect Web vector graphic.
In one embodiment, the step S2 includes：
It is requested according to the uneven power control, base station where the non-serving Radio Link judges the wireless communication cell
Whether uplink load is lower than pre-determined threshold；
When the base station where the non-serving Radio Link judges wireless communication cell uplink load lower than pre-determined threshold, institute
Base station where stating non-serving Radio Link corresponds to equipment to the lifting device identification is sent by normal inner-loop power control pattern switching
Transmission power mode；
Base station where the non-serving Radio Link, which continuously transmits, is lifted the transmission power that the device identification corresponds to equipment
Instruct equipment corresponding to the device identification.
In one embodiment, the base station where the non-serving Radio Link judges that the wireless communication cell uplink is negative
When lotus is not less than pre-determined threshold, normal inner-loop power control mode is kept.
Wherein, inner-loop power control, i.e. inner-loop power control, it is fast closed-loop power control, between the base station and mobile station
Physical layer carry out, communication local terminal receive Correspondent Node issue power control command control local terminal transmission power, communication pair
The generation of the power control command at end is by the power and signal interference ratio of the transmitting signal of measurement communication local terminal, with preset target
Power or signal interference ratio are compared, and generate power control command to make up the gap of measured value and target value, i.e., measured value is lower than default
Value, power control command is exactly to rise；Measured value is higher than preset value, and power will decline.The normal inner-loop power control mode, i.e.,
Refer to the power control between the communication local terminal carried out between the base station and mobile station and Correspondent Node.
The mode for sending lifting transmitting power of equipment refers to that base station where non-serving Radio Link continuously transmits lifting
The device identification corresponds to the transmission power instruction of equipment, is lifted the mode that the device identification corresponds to the transmission power of equipment.
Specifically, non-serving RL receives the uneven power control request, and base station where non-serving Radio Link judges nothing
Whether line communication cell uplink load is lower than pre-determined threshold, according to the uplink load of place wireless communication cell, decide whether by
Normal inner-loop power control is switched to the mode for sending the transmission power of lifting UE：When wireless communication cell load is lower than pre- gating
Limit, then continuously transmit the transmission power order for being lifted the UE, so that the corresponding equipment of the device identification is lifted transmission power.
In one embodiment, further include after the step S2：
After a predetermined time, base station where the non-serving Radio Link is set from the lifting device identification correspondence is sent
The pattern recovery of standby transmission power is to normal inner-loop power control mode.
If be lifted after the device identification corresponds to transmitting power of equipment, the device identification is allowed to correspond to equipment transmitting always
Power is in lifting state, then the device identification correspond to equipment transmission power it is excessively high, will affect the flat of inner-loop power control instead
Weighing apparatus, so being lifted when the transmission power that the device identification corresponds to equipment reaches and meets the needs of improving quality of uplink signal
After liter transmitting power of equipment continues a preset time, base station where non-serving Radio Link is needed from the transmitting for sending lifting equipment
The mode of power then returns to normal inner-loop power control mode.Wherein, one section of preset time, for example be 10 milliseconds, i.e. a frame
The time of signal.
Referring to Fig. 2, Fig. 2 is the interacting message sequence for describing application scenarios of the present invention in another embodiment of the present invention and being related to
Column figure, process are as follows：
NODEB where the service RL of a UE first (i.e. user equipment) (hereinafter referred to as service NODEB) can detect the UE
Quality of uplink signal, triggering sends uneven power control request when of poor quality, issues RNC by privately owned control frame；
RNC, which receives the privately owned control frame of the UE, can give the UE when parsing discovery carries the uneven power control request
Non-serving RL where NODEB (following detection non-serving NODEB) send uneven power control request, and pass through privately owned control frame
It carries；
The non-serving NODEB of the UE receives the privately owned control frame, and parsing discovery carries the uneven power control instruction,
Then according to the load condition of wireless communication cell (hereinafter referred to as non-serving wireless communication cell) where the non-serving RL of the UE,
The mode for being lifted the UE transmission power is sent to decide whether to be switched to, the non-serving NODEB of the UE can be with preset time
Period M is to determine whether will switch power control mode；
Wireless communication cell load is lower than thresholding 1 where non-serving Radio Link, then is switched to transmission and is lifted the UE
The mode of transmission power continues N frame (N is greater than 0), switches back into normal inner-loop power control mode；Otherwise, if the wireless communication
When cell uplink load is not below the pre-determined threshold, then normal inner-loop power control mode is kept.
In conclusion the present invention proposes that a kind of method for controlling inner-loop power control changes in macro-diversity uplink and downlink imbalance scene
Into inner-loop power control, to solve the problem of that service RL inner-loop power control failure can not promote service RL quality of uplink signal.The method
Essentially consist in：After NODEB is by identifying the UE imbalance scene, uneven power control is sent to RNC by control frame and is asked
It asks, after RNC receives the request, all non-serving RL of the UE is broadcast to also by control frame, non-serving RL receives the request
Afterwards, according to the load condition of place wireless communication cell, decide whether to close inner-loop power control function, be switched to described in transmission lifting
The mode of the transmission power of UE.
The present invention identifies the scene of power control failure, base station where then notifying non-serving RL, by non-serving by service RL
The method that the transmission power of lifting UE is gone in base station where RL can be such that DPA and UPA in macro-diversity uplink and downlink imbalance scene uses
The quality of uplink signal of the service RL at family is effectively promoted, and DPA and UPA can be made normally to adjust with correct decoding uplink signal
Degree, to keep the downloading and uploading rate of user.Technical solution of the present invention simultaneously is realized simple.
Referring to Fig. 3, in one embodiment, the present invention also provides a kind of device for controlling inner-loop power control, described devices
Including：
Receiving module 10, the packet that base station where receiving serving radio link for base station where non-serving Radio Link is sent
Uneven power control request containing device identification, the imbalance power control request refer under the uplink transmission power and base station of mobile station
Row transmission power differs by more than predetermined power threshold value, needs to be lifted the request that the device identification corresponds to the transmission power of equipment,
Specifically, base where the central processing unit of base station where non-serving Radio Link receives serving radio link by network interface
The uneven power control request comprising device identification that the central processing unit stood is sent；
Sending module 20, for being requested according to the uneven power control, the base station where the non-serving Radio Link is sentenced
When disconnected wireless communication cell uplink load is lower than pre-determined threshold, base station where the non-serving Radio Link sends and sets described in lifting
The standby transmission power for identifying corresponding equipment instructs equipment corresponding to the device identification, specifically, wireless by non-serving
When the central processing unit of base station judges wireless communication cell uplink load lower than pre-determined threshold where link, the central processing unit
The instruction for sending lifting transmitting power of equipment to the corresponding equipment of the device identification by network interface, so that the equipment is lifted
Rise transmission power.
In one embodiment, the receiving module 10 includes：
What it is for reception radio network controller transmission in base station where non-serving Radio Link includes the device identification
Uneven power control request, the imbalance power control request detect the equipment from the base station where the serving radio link
When identifying the uplink signal signal interference ratio of corresponding equipment lower than preset threshold, be sent to the radio network controller includes described
The uneven power control of device identification is requested.
Specifically, itself quality of uplink signal is detected in base station where serving radio link, where serving radio link
When the central processing unit of base station judges quality of uplink signal difference according to the parameter of detection, for example signal signal interference ratio is lower than preset threshold
When, the first privately owned control frame comprising device identification is sent to radio network controller, wherein the first privately owned control frame is
Negotiate to increase between NODEB (base station) and RNC (radio network controller, Radio Network Controller, write a Chinese character in simplified form RNC)
Control frame, the first privately owned control frame includes uneven power control request.
In one embodiment, the sending module 20 includes：
Judging unit, for being requested according to the uneven power control, base station where the non-serving Radio Link judges institute
State whether wireless communication cell uplink load is lower than pre-determined threshold；
Switch unit judges that wireless communication cell uplink load is lower than for the base station where the non-serving Radio Link
When pre-determined threshold, base station where the non-serving Radio Link is lifted the equipment to transmission by normal inner-loop power control pattern switching
The mode of the transmission power of corresponding equipment is identified, specifically, passes through the central processing unit of base station where non-serving Radio Link
When judging wireless communication cell uplink load lower than pre-determined threshold, the central processing unit control is cut by normal inner-loop power control mode
Change to the mode for sending the transmission power of lifting equipment；
Transmission unit continuously transmits the lifting device identification correspondence for base station where the non-serving Radio Link and sets
Standby transmission power instructs equipment corresponding to the device identification, so that the equipment is lifted transmission power, it is specifically, non-
The transmission power that the central processing unit of base station where serving radio link continuously transmits lifting equipment is instructed to the equipment, so that
The equipment is lifted transmission power.
In one embodiment, the sending module 20 further includes：
Holding unit judges the wireless communication cell uplink load for the base station where the non-serving Radio Link
When not less than pre-determined threshold, normal inner-loop power control mode is kept.
In one embodiment, described device further includes：
Recovery module, for after a predetermined time, base station where the non-serving Radio Link to be from described in transmission lifting
Device identification corresponds to the pattern recovery of the transmission power of equipment to normal inner-loop power control mode, specifically, by non-serving without
The central processing unit of base station where wired link controls the pattern recovery by sending the transmission power for being lifted equipment to normal inner ring function
Control mode.
In one embodiment, the present invention also provides one or more to be stored with the non-volatile of computer executable instructions
Computer readable storage medium, when the computer executable instructions are executed by one or more processors, wherein may make institute
It states one or more processors and executes following steps：
Base station where base station receives serving radio link where non-serving Radio Link send comprising device identification not
Power control request is balanced, the imbalance power control request refers to the uplink transmission power of mobile station and the down transmitting power difference of base station
More than predetermined power threshold value, need to be lifted the request that the device identification corresponds to the transmission power of equipment；
It is requested according to the uneven power control, the base station where the non-serving Radio Link judges on wireless communication cell
When row load is lower than pre-determined threshold, base station where the non-serving Radio Link sends the lifting device identification and corresponds to equipment
Transmission power instructs equipment corresponding to the device identification.
In one embodiment, base station is sent where base station receives serving radio link where the non-serving Radio Link
The uneven power control request comprising device identification, the imbalance power control request refers to the uplink transmission power and base of mobile station
The step of down transmitting power stood has big difference, and needs to be lifted the request for the transmission power that the device identification corresponds to equipment packet
It includes：
Base station receives the injustice comprising the device identification that radio network controller is sent where non-serving Radio Link
Power control of weighing is requested, and the imbalance power control request comes from when serving radio link place base station detects the device identification
When the uplink signal signal interference ratio of corresponding equipment is lower than preset threshold, be sent to the radio network controller includes the equipment
The uneven power control of mark is requested.
In one embodiment, described to be requested according to the uneven power control, the base where the non-serving Radio Link
It stands when judging wireless communication cell uplink load lower than pre-determined threshold, base station where the non-serving Radio Link sends lifting institute
It states device identification and corresponds to the step of the transmission power of equipment instructs equipment corresponding to the device identification and include：
It is requested according to the uneven power control, base station where the non-serving Radio Link judges the wireless communication cell
Whether uplink load is lower than pre-determined threshold；
When the base station where the non-serving Radio Link judges wireless communication cell uplink load lower than pre-determined threshold, institute
Base station where stating non-serving Radio Link corresponds to equipment to the lifting device identification is sent by normal inner-loop power control pattern switching
Transmission power mode；
Base station where the non-serving Radio Link, which continuously transmits, is lifted the transmission power that the device identification corresponds to equipment
Instruct equipment corresponding to the device identification.
In one embodiment, described to be requested according to the uneven power control, base station where the non-serving Radio Link
Judge further include after the step of whether the wireless communication cell uplink load is lower than pre-determined threshold：
The base station where the non-serving Radio Link judges the wireless communication cell uplink load not less than pre- gating
In limited time, normal inner-loop power control mode is kept.
In one embodiment, described to be requested according to the uneven power control, the base where the non-serving Radio Link
It stands when judging wireless communication cell uplink load lower than pre-determined threshold, base station where the non-serving Radio Link sends lifting institute
It states after device identification corresponds to the step of the transmission power of equipment instructs equipment corresponding to the device identification and further includes：
After a predetermined time, base station where the non-serving Radio Link is set from the lifting device identification correspondence is sent
The pattern recovery of standby transmission power is to normal inner-loop power control mode.
In one embodiment, the present invention also provides a kind of computer equipments, referring to Fig. 4, the computer equipment packet
It includes memory, processor and is stored in the computer program that can be run on the memory and on the processor, wherein institute
It states when processor executes the computer program and realizes following steps：
Base station where base station receives serving radio link where non-serving Radio Link send comprising device identification not
Power control request is balanced, the imbalance power control request refers to the uplink transmission power of mobile station and the down transmitting power difference of base station
More than predetermined power threshold value, need to be lifted the request that the device identification corresponds to the transmission power of equipment；
It is requested according to the uneven power control, the base station where the non-serving Radio Link judges on wireless communication cell
When row load is lower than pre-determined threshold, base station where the non-serving Radio Link sends the lifting device identification and corresponds to equipment
Transmission power instructs equipment corresponding to the device identification.
In one embodiment, base station is sent where base station receives serving radio link where the non-serving Radio Link
The uneven power control request comprising device identification, the imbalance power control request refers to the uplink transmission power and base of mobile station
The step of down transmitting power stood has big difference, and needs to be lifted the request for the transmission power that the device identification corresponds to equipment packet
It includes：
Base station receives the injustice comprising the device identification that radio network controller is sent where non-serving Radio Link
Power control of weighing is requested, and the imbalance power control request comes from when serving radio link place base station detects the device identification
When the uplink signal signal interference ratio of corresponding equipment is lower than preset threshold, be sent to the radio network controller includes the equipment
The uneven power control of mark is requested.
In one embodiment, described to be requested according to the uneven power control, the base where the non-serving Radio Link
It stands when judging wireless communication cell uplink load lower than pre-determined threshold, base station where the non-serving Radio Link sends lifting institute
It states device identification and corresponds to the step of the transmission power of equipment instructs equipment corresponding to the device identification and include：
It is requested according to the uneven power control, base station where the non-serving Radio Link judges the wireless communication cell
Whether uplink load is lower than pre-determined threshold；
When the base station where the non-serving Radio Link judges wireless communication cell uplink load lower than pre-determined threshold, institute
Base station where stating non-serving Radio Link corresponds to equipment to the lifting device identification is sent by normal inner-loop power control pattern switching
Transmission power mode；
Base station where the non-serving Radio Link, which continuously transmits, is lifted the transmission power that the device identification corresponds to equipment
Instruct equipment corresponding to the device identification.
In one embodiment, described to be requested according to the uneven power control, base station where the non-serving Radio Link
Judge further include after the step of whether the wireless communication cell uplink load is lower than pre-determined threshold：
The base station where the non-serving Radio Link judges the wireless communication cell uplink load not less than pre- gating
In limited time, normal inner-loop power control mode is kept.
In one embodiment, described to be requested according to the uneven power control, the base where the non-serving Radio Link
It stands when judging wireless communication cell uplink load lower than pre-determined threshold, base station where the non-serving Radio Link sends lifting institute
It states after device identification corresponds to the step of the transmission power of equipment instructs equipment corresponding to the device identification and further includes：
After a predetermined time, base station where the non-serving Radio Link is set from the lifting device identification correspondence is sent
The pattern recovery of standby transmission power is to normal inner-loop power control mode.
In conclusion a kind of method, apparatus, storage medium and computer for controlling inner-loop power control provided in this embodiment is set
It is standby, the scene of power control failure is identified by service RL, then notifies the base station where non-serving RL, the base station where non-serving RL
The transmission power for being lifted the UE is gone in control, can make the service of the DPA and UPA user in macro-diversity uplink and downlink imbalance scene
The quality of uplink signal of RL gets a promotion, so that correct decoding uplink signal, makes DPA and UPA normal consistency, keep under user
Load and uploading rate, promote the efficiency of user.
Those of ordinary skill in the art will appreciate that realizing all or part of the process in above-described embodiment method, being can be with
Relevant hardware is instructed to complete by computer program, described program can be stored in a computer-readable storage medium
In, in the embodiment of the present invention, which be can be stored in the storage medium of computer system, and by the computer system
At least one processor executes, and includes the process such as the embodiment of above-mentioned each method with realization.Wherein, the storage medium can be
Magnetic disk, CD, read-only memory (Read-Only Memory, ROM) or random access memory (Random Access
Memory, RAM) etc..
Each technical characteristic of embodiment described above can be combined arbitrarily, for simplicity of description, not to above-mentioned reality
It applies all possible combination of each technical characteristic in example to be all described, as long as however, the combination of these technical characteristics is not deposited
In contradiction, all should be considered as described in this specification.
The embodiments described above only express several embodiments of the present invention, and the description thereof is more specific and detailed, but simultaneously
It cannot therefore be construed as limiting the scope of the patent.It should be pointed out that coming for those of ordinary skill in the art
It says, without departing from the inventive concept of the premise, several deformations and control can also be made, these belong to protection of the invention
Range.Therefore, the scope of protection of the patent of the invention shall be subject to the appended claims.
Claims (10)
1. a kind of method for controlling inner-loop power control, which is characterized in that the method includes：
The imbalance comprising device identification that base station where base station receives serving radio link where non-serving Radio Link is sent
Power control request, the imbalance power control request refer to that the uplink transmission power of mobile station and the down transmitting power of base station differ by more than
Predetermined power threshold value needs to be lifted the request that the device identification corresponds to the transmission power of equipment；
It is requested according to the uneven power control, the base station where the non-serving Radio Link judges that wireless communication cell uplink is negative
When lotus is lower than pre-determined threshold, base station where the non-serving Radio Link, which is sent, is lifted the transmitting that the device identification corresponds to equipment
Power instruction gives the corresponding equipment of the device identification.
2. the method according to claim 1, wherein base station where the non-serving Radio Link receives service nothing
The uneven power control request comprising device identification that base station where wired link is sent, the imbalance power control request refer to mobile station
Uplink transmission power and the down transmitting power of base station have big difference, and need to be lifted the transmitting function that the device identification corresponds to equipment
The step of request of rate includes：
Base station receives the uneven function comprising the device identification that radio network controller is sent where non-serving Radio Link
Control request, the imbalance power control request detect that the device identification is corresponding from the base station where the serving radio link
When the uplink signal signal interference ratio of equipment is lower than preset threshold, be sent to the radio network controller includes the device identification
Uneven power control request.
3. the method according to claim 1, wherein described request according to the uneven power control, when described non-
When base station where serving radio link judges wireless communication cell uplink load lower than pre-determined threshold, the non-serving Radio Link
Place base station sends the transmission power that the lifting device identification corresponds to equipment and instructs to the corresponding equipment of the device identification
Step includes：
It is requested according to the uneven power control, base station where the non-serving Radio Link judges the wireless communication cell uplink
Whether load is lower than pre-determined threshold；
It is described non-when the base station where the non-serving Radio Link judges wireless communication cell uplink load lower than pre-determined threshold
Base station where serving radio link is lifted the hair that the device identification corresponds to equipment to transmission by normal inner-loop power control pattern switching
Penetrate the mode of power；
Base station where the non-serving Radio Link, which continuously transmits, is lifted the transmission power instruction that the device identification corresponds to equipment
Give the device identification corresponding equipment.
4. according to the method described in claim 3, it is characterized in that, described according to the uneven power control request, the non-clothes
Base station where business Radio Link judges also to wrap after the step of whether the wireless communication cell uplink load is lower than pre-determined threshold
It includes：
When the base station where the non-serving Radio Link judges the wireless communication cell uplink load not less than pre-determined threshold,
Keep normal inner-loop power control mode.
5. according to the method described in claim 3, it is characterized in that, described request according to the uneven power control, when described non-
When base station where serving radio link judges wireless communication cell uplink load lower than pre-determined threshold, the non-serving Radio Link
Place base station sends the transmission power that the lifting device identification corresponds to equipment and instructs to the corresponding equipment of the device identification
Further include after step：
After a predetermined time, base station where the non-serving Radio Link corresponds to equipment from the lifting device identification is sent
The pattern recovery of transmission power is to normal inner-loop power control mode.
6. a kind of device for controlling inner-loop power control, which is characterized in that described device includes：
Receiving module, what base station where receiving serving radio link for base station where non-serving Radio Link was sent includes equipment
The uneven power control of mark is requested, and the imbalance power control request refers to the downlink of the uplink transmission power and base station of mobile station
Power difference is more than predetermined power threshold value, needs to be lifted the request that the device identification corresponds to the transmission power of equipment；
Sending module, for being requested according to the uneven power control, base station judgement is wireless where the non-serving Radio Link
When communication cell uplink load is lower than pre-determined threshold, base station where the non-serving Radio Link, which is sent, is lifted the device identification
The transmission power of corresponding equipment instructs equipment corresponding to the device identification.
7. device according to claim 6, which is characterized in that the receiving module includes：
The injustice comprising the device identification that radio network controller is sent is received for base station where non-serving Radio Link
Power control of weighing is requested, and the imbalance power control request comes from when serving radio link place base station detects the device identification
When the uplink signal signal interference ratio of corresponding equipment is lower than preset threshold, be sent to the radio network controller includes the equipment
The uneven power control of mark is requested.
8. device according to claim 6, which is characterized in that the sending module includes：
Judging unit, for being requested according to the uneven power control, base station where the non-serving Radio Link judges the nothing
Whether line communication cell uplink load is lower than pre-determined threshold；
Switch unit judges wireless communication cell uplink load lower than default for the base station where the non-serving Radio Link
When thresholding, base station where the non-serving Radio Link is lifted the device identification to transmission by normal inner-loop power control pattern switching
The mode of the transmission power of corresponding equipment；
Transmission unit continuously transmits the lifting device identification for base station where the non-serving Radio Link and corresponds to equipment
Transmission power instructs equipment corresponding to the device identification.
9. device according to claim 8, which is characterized in that the sending module further includes：
Holding unit judges that the wireless communication cell uplink load is not low for the base station where the non-serving Radio Link
When pre-determined threshold, normal inner-loop power control mode is kept.
10. device according to claim 8, which is characterized in that described device further includes：
Recovery module, for after a predetermined time, base station to be lifted the equipment from transmission where the non-serving Radio Link
The pattern recovery of the transmission power of corresponding equipment is identified to normal inner-loop power control mode.
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| CN201710323026.3A CN108882349A (en) | 2017-05-09 | 2017-05-09 | The method and apparatus for controlling inner-loop power control |
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| CN201710323026.3A CN108882349A (en) | 2017-05-09 | 2017-05-09 | The method and apparatus for controlling inner-loop power control |
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Application publication date: 20181123 |