CN104602331B - A kind of control method of ascending power, apparatus and system - Google Patents
A kind of control method of ascending power, apparatus and system Download PDFInfo
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- CN104602331B CN104602331B CN201410856840.8A CN201410856840A CN104602331B CN 104602331 B CN104602331 B CN 104602331B CN 201410856840 A CN201410856840 A CN 201410856840A CN 104602331 B CN104602331 B CN 104602331B
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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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Abstract
The embodiment of the invention discloses a kind of control methods of ascending power, for solving the problem of that the uplink power control command word in soft handover respective links is inconsistent and leads to UE flase drops to make UE probability call drops in soft switching process.Present invention method includes：First base station receives the wireless link request that Radio Network Controller RNC is sent；The first base station establishes the first Radio Link according to wireless link request；When the first Radio Link that the first base station is established is not synchronous, the first wireless links that the first base station detects in the wireless link request indicate whether the first wireless links for being designated as user equipment (UE), if so, the first base station controls the UE transmission powers according to pattern patterns；If it is not, the first base station sends the power control commands word of power per liter to control the UE transmission powers to the UE.The embodiment of the present invention also provides the control device and system of corresponding ascending power.
Description
Technical field
The present invention relates to wireless communication technology fields, and in particular to a kind of control method of ascending power, apparatus and system.
Background technology
Uplink power control technology is widely used in including TD SDMA (TimeDivision-Syn
Chronous Code Division Multiple Access, TD-SCDMA) each standard third generation movement including system is logical
In letter system.
Base station carries out power control to up channel, specifically, base station is according to the user equipment received on up channel
After the signal of (User Equipment, UE), the signal interference ratio (signal-to-interference of uplink signal is measured
Ratio, SIR), liter is decided whether according to the sir value of uplink signal or drops the ascending power of UE, and is generated corresponding
Indicate the power control commands word for requiring ascending power to rise or drop.Power control commands word is transmitted base station by the power control feedback channel of downlink
It is received to UE, UE and ascending power is suitably adjusted according to power control commands word after power control commands word.
At present base station carry out ascending power control method be：
For not synchronous new chain, base station sends uplink power control command word according to pattern patterns and controls UE transmission powers；
For the new chain synchronized, base station is according to the SIR of the link received signalsestJudgement is 0 or 1；
For the old chain of non-step-out, base station is according to the SIR of the link received signalsestJudgement is 0 or 1；
For the old chain of step-out, base station sends uplink power control command word according to pattern patterns and controls UE transmission powers.
Pattern patterns are shown in 25.214 agreement 5.1.2.2.1.2, be a certain number of " 01 " to being connected to later " 1 ".
Specifically " 01 " to quantity, by high level determine.Power control commands word " 0 " indicates that drop power, power control commands word " 1 " indicate power per liter.
In the research and practice process to the prior art, the inventors found that：As long as there is a link control
UE, which sends drop power UE, just reduces transmission power, and only all links control UE sends power per liter UE and just increases transmission power.
And the uplink power control command word of each link is individually adjudicated in base station, the power control commands word that the old and new's chain road is sent to UE differs
Cause, cause UE send drop power chance increase, so as to cause UE in soft switching process probability call drop.
Invention content
An embodiment of the present invention provides a kind of control method of ascending power, apparatus and systems, for solving soft handover pair
It answers the uplink power control command word of chain road inconsistent and leads to UE flase drops, to make UE probability call drops in soft switching process
Problem.
First aspect present invention provides a kind of control method of ascending power, including：
First base station receives the wireless link request that Radio Network Controller RNC is sent, comprising the in the request
One wireless links indicate；
The first base station establishes the first Radio Link according to wireless link request；
When the first Radio Link that the first base station is established is not synchronous, the first base station detects the Radio Link
The first wireless links established in request indicate whether the first wireless links for being designated as user equipment (UE), if so, described
First base station controls the UE transmission powers according to pattern patterns；If it is not, the first base station sends power per liter to the UE
Power control commands word to control the UE transmission powers.
With reference to first aspect, in the first possible implementation, further include：
When the first Radio Link that the first base station is established has synchronized, the first base station judges that described first is wireless
The signal interference ratio SIR estimation value SIR of linkestWhether sir target value SIR is more thancm_target, if so, the first base station is to described
UE sends the power control commands word of drop power to control the UE transmission powers；It is risen if it is not, the first base station is sent to the UE
The power control commands word of power is to control the UE transmission powers.
Second aspect of the present invention provides a kind of control method of ascending power, including：
Second base station receives the protocol frame data packet that RNC is sent, and includes multi wireless links in the protocol frame data packet
Instruction；
When the second Radio Link step-out that second base station is established, the agreement frame number is detected in second base station
Indicate whether that being designated as UE only has a wireless links according to the multi wireless links in packet, a wireless links are for indicating
There was only second Radio Link within the scope of the activation collection of the UE；If so, second base station is controlled according to pattern patterns
The UE transmission powers；It is sent out if it is not, second base station sends the power control commands word of power per liter to the UE with controlling the UE
Send power.
In conjunction with second aspect, in the first possible implementation, further include：
When the non-step-out of the second Radio Link that second base station is established, second base station judges that described second is wireless
The SIR of linkestWhether SIR is more thancm_target；If so, second base station sends the power control commands word of drop power to the UE
To control the UE transmission powers；If it is not, second base station sends the power control commands word of power per liter to control to the UE
State UE transmission powers.
Third aspect present invention provides a kind of control device of ascending power, including：
Receiving module, the wireless link request sent for receiving Radio Network Controller RNC, is wrapped in the request
It is indicated containing the first wireless links；
Module is established, for establishing the first Radio Link according to wireless link request；
Detection module, for when first Radio Link for establishing module foundation is not synchronous, detecting the radio chains
The first wireless links that road is established in request indicate whether to be designated as the first wireless links；
Control module, for referring to when the first wireless links in the wireless link request that detection module detects
Show, when being designated as first wireless links, the UE transmission powers are controlled according to pattern patterns；
The control module is additionally operable to when first in the wireless link request of detection module detection is wireless
Link indicates, when instruction is not first wireless links, the power control commands word of power per liter is sent to control to the UE
State UE transmission powers.
In conjunction with the third aspect, in the first possible implementation, further include：
Judgment module, for when first Radio Link for establishing module foundation has synchronized, judging first nothing
The SIR of wired linkestWhether SIR is more thancm_target；
The control module is additionally operable to work as SIRestMore than SIRcm_targetWhen, the power control life of drop power is sent to the UE
Word is enabled to control the UE transmission powers；
The control module is additionally operable to work as SIRestNo more than SIRcm_targetWhen, the power control of power per liter is sent to the UE
Command word is to control the UE transmission powers.
Fourth aspect present invention provides a kind of control device of ascending power, including：
Receiving module, the protocol frame data packet for receiving RNC transmissions refer to comprising multi wireless links in the data packet
Show；
Module is established, for establishing the second Radio Link；
Detection module, for when it is described establish module foundation the second Radio Link step-out when, detect the protocol frame
Multi wireless links in data packet indicate whether that being designated as UE only has a wireless links, a wireless links to be used for table
Show there was only second Radio Link within the scope of the activation collection of the UE；
Control module, for referring to when the multi wireless links in the protocol frame data packet that the detection module detects
Show, when being designated as the UE and there was only a wireless links, the UE transmission powers are controlled according to pattern patterns；
The control module is additionally operable to when a plurality of radio chains in the protocol frame data packet of detection module detection
Road indicates, when indicating that the UE has multi wireless links, the power control commands word of power per liter is sent to control the UE to the UE
Transmission power.
In conjunction with fourth aspect, in the first possible implementation, further include：
Comparison module, for when the non-step-out of the second Radio Link for establishing module foundation, second nothing
The SIR of wired linkestWith SIRcm_targetSize；
The control module is additionally operable to work as SIRestMore than SIRcm_targetWhen, the power control life of drop power is sent to the UE
Word is enabled to control the UE transmission powers；
The control module is additionally operable to work as SIRestNo more than SIRcm_targetWhen, the power control of power per liter is sent to the UE
Command word is to control the UE transmission powers.
Fifth aspect present invention provides a kind of control system of ascending power, including：
Such as third, the control device of any ascending power of four aspects, RNC and UE.
Using above technical scheme, first base station receives the wireless link request that Radio Network Controller RNC is sent,
It is indicated comprising the first wireless links in the request；First base station establishes the first Radio Link according to wireless link request；
When established first Radio Link of first base station is not synchronous with UE, first base station detects the in wireless link request
One wireless links indicate whether to be designated as the first wireless links, if so, first base station is sent out according to pattern patterns control UE
Send power；If it is not, the power control commands word that first base station sends power per liter to UE solves soft handover pair to control UE transmission powers
It answers the uplink power control command word of chain road inconsistent and leads to UE flase drops, to make UE probability call drops in soft switching process
Problem, call drop probability when reducing soft handover promote user experience.
Description of the drawings
Fig. 1 is one embodiment schematic diagram of the control method of ascending power in the embodiment of the present invention；
Fig. 2 is another embodiment schematic diagram of the control method of ascending power in the embodiment of the present invention；
Fig. 3 is another embodiment schematic diagram of the control method of ascending power in the embodiment of the present invention；
Fig. 4 is another embodiment schematic diagram of the control method of ascending power in the embodiment of the present invention；
Fig. 5 is one embodiment schematic diagram of the control device of ascending power in the embodiment of the present invention；
Fig. 6 is another embodiment schematic diagram of the control device of ascending power in the embodiment of the present invention；
Fig. 7 is another embodiment schematic diagram of the control device of ascending power in the embodiment of the present invention；
Fig. 8 is another embodiment schematic diagram of the control device of ascending power in the embodiment of the present invention；
Fig. 9 is a structural schematic diagram of the control device of ascending power in the embodiment of the present invention.
Specific implementation mode
An embodiment of the present invention provides a kind of control methods of ascending power, for solving in soft handover respective links
Row power control commands word is inconsistent and leads to UE flase drops, to make UE in soft switching process the problem of probability call drop.
In order to enable those skilled in the art to better understand the solution of the present invention, below in conjunction in the embodiment of the present invention
Attached drawing, technical solution in the embodiment of the present invention are explicitly described, it is clear that described embodiment is only the present invention
The embodiment of a part, instead of all the embodiments.Based on the embodiments of the present invention, those of ordinary skill in the art are not having
There is the every other embodiment obtained under the premise of making creative work, should all belong to the scope of protection of the invention.
Term " first ", " second ", " third " " in description and claims of this specification and above-mentioned attached drawing
The (if present)s such as four " are for distinguishing similar object, without being used to describe specific sequence or precedence.It should manage
The data that solution uses in this way can be interchanged in the appropriate case, so that the embodiments described herein can be in addition to illustrating herein
Or the sequence other than the content of description is implemented.In addition, term " comprising " and " having " and their any deformation, it is intended that
Cover it is non-exclusive include, for example, containing the process of series of steps or unit, method, system, product or equipment need not limit
In those of clearly listing step or unit, but may include not listing clearly or for these processes, method, production
The intrinsic other steps of product or equipment or unit.
To facilitate understanding of the present embodiment of the invention, the system and description that the embodiment of the present invention is applied are introduced herein first
The middle several elements that can be introduced：
Technical scheme of the present invention can be applied to various communication systems, such as：It can be TD-SCDMA, can also be
GSM, CDMA (CDMA, CodeDivision Multiple Access) system, wideband code division multiple access (WCDMA,
Wideband Code DivisionMultiple Access Wireless), General Packet Radio Service (GPRS, General
Packet Radio Service), long term evolution (LTE, L ong Term Evolution) etc. is not specifically limited herein.
User equipment (UE, User Equipment), also referred to as mobile terminal (Mobile Terminal), movement
User equipment etc., can be through wireless access network (for example, RAN, Radio Access Netwo rk) and one or more core nets
It is communicated, user equipment can be mobile terminal, such as mobile phone (or being " honeycomb " phone) and with mobile terminal
Computer, for example, it may be portable, pocket, hand-held, built-in computer or vehicle-mounted mobile device, they with
Wireless access network exchanges language and/or data.
Base station can be the base station (BTS, Base Transceiver Station) in GSM or CDMA, can also be
Base station (base station) in WCDMA can also be the evolved base station (base stations eNB or e-, evolutionalNode B) in LTE,
The present invention does not limit, but for convenience of description, and following embodiments are illustrated by taking Node B as an example.
Existing soft handoff procedure is specifically：UE according to Radio Network Controller (radio network controller,
RNC measuring control information) measures the adjacent cell of same frequency, and measurement result meets relative threshold and increases event triggering
After condition, reporting measurement reports are compared the measurement result reported and preset thresholding to RNC, RNC, once judgement
For new Radio Link can be increased, then prepare related resource for newly-increased link, and to base station hair wireless link request to build
Vertical interface-free resources, base station receives prepares related resource after wireless link is asked by message content, establishes Radio Link, it
IUB interfaces can be initiated by returning afterwards after wireless link response message receives wireless link response message to RNC, RNC
Process is established in transmission, and RNC sends out activating set updating message to UE after completing transmission and synchronizing, and notice UE increases new radio chains
There is activationary time on road in activating set updating message, is defaulted as now, that is, comes into force, and RNC waits for the radio chains of base station later
Road is simultaneously indicated and the activating set updating of UE completes message, and UE is increased after receiving activating set updating message by new configuration data
Radio Link, and return RNC activating set updatings and complete message.After RNC receives this message, soft handover increases the process knot of Radio Link
Beam.
In the flow that Radio Link is deleted, UE surveys the cell in active set according to the measuring control information of RNC
Amount, after measurement result meets dependent event trigger condition, for example meets relative threshold deletion event, reporting measurement reports to RNC,
RNC makes decisions whether this link can be deleted according to the relevant information of reporting subdistrict, is first sent out to UE if judgement will delete
Activating set updating message, UE receives the laggard line link update of activating set updating message, and returns RNC activating set updatings and complete message,
RNC sends out radio link deletion request message to delete link circuit resource of eating dishes without rice or wine to base station again after receiving the confirmation of UE, and base station receives nothing
Corresponding interface-free resources are deleted after wired link removal request, and are returned Radio Link deletion response message expression to RNC and deleted successfully.
RNC, which is received after Radio Link deletes response message, can initiate IUB interfaces deletion process, delete after completing, delete radio chains
The soft switching process on road terminates.
And in soft switching process in the prior art, from new link is increased to old link is deleted, as long as there is a link
Control UE, which sends drop power UE, just reduces transmission power, and only all links control UE transmissions power per liter UE, which is just increased, sends work(
Rate.And the uplink power control command word of each link is individually adjudicated in base station, the old and new's chain road is sent to the power control commands word of UE
It is inconsistent, cause the chance that UE sends drop power to increase, so as to cause UE in soft switching process probability call drop, it is existing to solve
The discussion of the present invention is unfolded in the problem of having in the presence of technology：
Referring to Fig. 1, one embodiment of the control method of ascending power includes in the embodiment of the present invention：
101, first base station receives the wireless link request that RNC is sent；
In embodiments of the present invention, it is indicated comprising the first wireless links in the request, which refers to
Show and indicate whether as the first wireless links, which refers to the chain established at first in the activation collection range of UE
Road.
102, first base station establishes the first Radio Link according to wireless link request；
In embodiments of the present invention, the first radio chains are established in the wireless link request that first base station is sent according to RNC
Road.
103, when the first Radio Link that first base station is established is not synchronous, first base station detects wireless link request
In the first wireless links indicate whether the first wireless links for being designated as UE, if so, execute step 104；If it is not, executing
Step 105；
In embodiments of the present invention, when the first Radio Link that first base station is established does not synchronize first when showing soft handover
The sequential of UE and network side is aligned not yet on Radio Link, and the data information that UE is sent is not properly received by network side,
In the present invention, network side refers to RNC and the network side where base station.
104, first base station controls UE transmission powers according to pattern patterns；
In embodiments of the present invention, it if it is indicated that being the first wireless links, is then sent according to pattern patterns control UE
Power, i.e.,：After 0,1 has cycled through a period of time, one 1 is retransmited；Then it is sent out again after being further continued for for 0,1 cycle hair a period of time
Send one 1.Wherein, 0 is the power control commands word for dropping power, and 1 is the power control commands word of power per liter.
105, first base station sends the power control commands word of power per liter to control UE transmission powers to UE.
In embodiments of the present invention, if it is indicated that not being the first wireless links, then the work(of power per liter is sent to UE always
Command word is controlled to control UE transmission powers, in the case of clearly distinguishing the first Radio Link and non-first Radio Link, using not
Same method controls UE transmission powers, avoids UE flase drops to make UE probability call drops in soft switching process.
In the embodiment of the present invention, first base station receives the wireless link request that Radio Network Controller RNC is sent, should
It is indicated comprising the first wireless links in request；First base station establishes the first Radio Link according to wireless link request；When
When the first Radio Link that first base station is established is not synchronous, first in first base station detection wireless link request is wireless
Link indicates whether the first wireless links for being designated as UE, if so, first base station sends work(according to pattern patterns control UE
Rate；If it is not, the power control commands word that first base station sends power per liter to UE solves soft handover and corresponds to chain to control UE transmission powers
The uplink power control command word of road is inconsistent and lead to UE flase drops, to make UE probability call drops in soft switching process ask
Topic, call drop probability when reducing soft handover promote user experience.
Referring to Fig. 2, another embodiment of the control method of ascending power includes in the embodiment of the present invention：
201, first base station receives the wireless link request that RNC is sent；
In embodiments of the present invention, it is indicated comprising the first wireless links in the request, which refers to
Show and indicate whether as the first wireless links, which refers to the chain established at first in the activation collection range of UE
Road.
202, first base station establishes the first Radio Link according to wireless link request；
In embodiments of the present invention, the first radio chains are established in the wireless link request that first base station is sent according to RNC
Road.
203, when the first Radio Link that first base station is established is not synchronous, first base station detects wireless link request
In the first wireless links indicate whether the first wireless links for being designated as UE, if so, execute step 204；If it is not, executing
Step 205；
In embodiments of the present invention, being somebody's turn to do when showing soft handover when the first Radio Link that first base station is established is not synchronous
The sequential of UE and network side is aligned not yet on first Radio Link, and the data information that UE is sent is not connect correctly by network side
It receives.
204, first base station controls UE transmission powers according to pattern patterns；
In embodiments of the present invention, it if it is indicated that being the first wireless links, is then sent according to pattern patterns control UE
Power, i.e.,：After 0,1 has cycled through a period of time, one 1 is retransmited；Then it is sent out again after being further continued for for 0,1 cycle hair a period of time
Send one 1.Wherein, 0 is the power control commands word for dropping power, and 1 is the power control commands word of power per liter.
205, first base station sends the power control commands word of power per liter to control UE transmission powers to UE；
In embodiments of the present invention, if it is indicated that not being the first wireless links, then the work(of power per liter is sent to UE always
Command word is controlled to control UE transmission powers, in the case of clearly distinguishing the first wireless links and non-first wireless links, is adopted
UE transmission powers are controlled with different methods, avoid UE flase drops to make UE probability call drops in soft switching process.
206, when the first Radio Link that first base station is established has synchronized, first base station judges the first Radio Link
Whether SIRest is more than SIRcm_target；If so, executing step 207；If it is not, executing step 208；
In embodiments of the present invention, when the first Radio Link that first base station is established synchronized when showing soft handover this
The sequential of one chain road UE and network side has been aligned, and the data information that UE is sent can be correctly received by network side.
207, work as SIRestMore than SIRcm_targetWhen, first base station sends the power control commands word of drop power to control UE to UE
Transmission power；
208, work as SIRestNo more than SIRcm_targetWhen, first base station sends the power control commands word of power per liter to control to UE
UE transmission powers.
In embodiments of the present invention, according to the SIR for judging the first Radio LinkestWhether SIR is more thancm_target, the first base
It stands and sends different power control commands words to UE to control UE transmission powers.
In the embodiment of the present invention, first base station receives the wireless link request that Radio Network Controller RNC is sent, should
It is indicated comprising the first wireless links in request；First base station establishes the first Radio Link according to wireless link request；When
When the first Radio Link that first base station is established is not synchronous, first in first base station detection wireless link request is wireless
Link indicates whether the first wireless links for being designated as UE, if so, first base station sends work(according to pattern patterns control UE
Rate；If it is not, first base station sends the power control commands word of power per liter to control UE transmission powers to UE, when first base station establish the
When one Radio Link has synchronized, first base station judges the SIR of the first Radio LinkestWhether SIR is more thancm_target, work as SIRestGreatly
In SIRcm_targetWhen, first base station sends the power control commands word of drop power to control UE transmission powers to UE；Work as SIRestLess
In SIRcm_targetWhen, first base station sends the power control commands word of power per liter to control UE transmission powers to UE.Solves soft handover
Uplink power control command word in respective links is inconsistent and leads to UE flase drops, to make UE probability call drops in soft switching process
The problem of, call drop probability when reducing soft handover promotes user experience.
Referring to Fig. 3, another embodiment of the control method of ascending power includes in the embodiment of the present invention：
301, the second base station receives the protocol frame data packet that RNC is sent；
In embodiments of the present invention, it is indicated comprising multi wireless links in the protocol frame data packet, a plurality of radio chains
Road instruction shows that UE only has a wireless links or has multi wireless links.
In embodiments of the present invention, the second base station receives the protocol frame data packet that RNC is sent, which handles the association
It is then forwarded to UE after view frame data packet.
302, when the second Radio Link step-out that the second base station is established, in the second base station detection protocol frame data packet
Multi wireless links indicate whether that being designated as UE only has a wireless links, if so, executing step 303；If it is not, executing step
304；
In embodiments of the present invention, a wireless links are used to indicate only described within the scope of the activation collection of the UE
This link of second Radio Link.
In embodiments of the present invention, second when step-out shows soft handover to the second Radio Link of the second base station foundation
The sequential of UE and network side has been misaligned on Radio Link, and the data information that UE is sent is not properly received by network side.
303, the second base station controls UE transmission powers according to pattern patterns；
In embodiments of the present invention, UE transmission powers are controlled according to pattern patterns, i.e.,：0,1 when having cycled through one section
Between after, send one 1；Then one 1 is retransmited after being further continued for for 0,1 cycle hair a period of time.Wherein, 0 is the power control for dropping power
Command word, 1 is the power control commands word of power per liter.
304, the second base station sends the power control commands word of power per liter to control UE transmission powers to UE.
In embodiments of the present invention, multi wireless links indicate, when being designated as multi wireless links, are then sent to UE always
The power control commands word of power per liter is to control UE transmission powers, the case where clearly distinguishing a wireless links and multi wireless links
Under, UE transmission powers are controlled using different methods, avoid UE flase drops to make UE probability call drops in soft switching process.
In embodiments of the present invention, the second base station receives the protocol frame data packet that RNC is sent, when the second base station establish the
Two Radio Links step-out when, the multi wireless links in the second base station detection protocol frame data packet indicate whether to be designated as UE only
There are a wireless links, if so, the second base station controls UE transmission powers according to pattern patterns；If it is not, the second base station is sent out to UE
Send the power control commands word of power per liter to control UE transmission powers.Solves uplink power control command word in soft handover respective links not
Unanimously lead to UE flase drops, to make UE in soft switching process the problem of probability call drop, call drop probability when reducing soft handover,
Promote user experience.
Referring to Fig. 4, another embodiment of the control method of ascending power includes in the embodiment of the present invention：
401, the second base station receives the protocol frame data packet that RNC is sent；
In embodiments of the present invention, it is indicated comprising multi wireless links in the protocol frame data packet, a plurality of radio chains
Road instruction shows that UE only has a wireless links or has multi wireless links.
402, when the non-step-out of the second Radio Link of the second base station foundation, the second base station judges the second Radio Link
Whether SIRest is more than SIRcm_target, if so, executing step 403；If it is not, executing step 404；
In embodiments of the present invention, second when the non-step-out of the second Radio Link that the second base station is established indicates soft handover
The sequential of UE and network side is still aligned on Radio Link, and the data information that UE is sent can be correctly received by network side.
403, work as SIRestMore than SIRcm_targetWhen, the second base station sends the power control commands word of drop power to control UE to UE
Transmission power；
404, work as SIRestNo more than SIRcm_targetWhen, the second base station sends the power control commands word of power per liter to control to UE
UE transmission powers；
In embodiments of the present invention, according to the SIR for judging the second Radio LinkestWhether SIR is more thancm_target, the second base
It stands and sends different power control commands words to UE to control UE transmission powers.
405, when the second Radio Link step-out that the second base station is established, in the second base station detection protocol frame data packet
Multi wireless links indicate whether that being designated as UE only has a wireless links, if so, executing step 406；If it is not, executing step
407；
In embodiments of the present invention, a wireless links are used to indicate only described within the scope of the activation collection of the UE
This link of second Radio Link.
In embodiments of the present invention, second when step-out shows soft handover to the second Radio Link of the second base station foundation
The sequential of chain road UE and network side has been misaligned, and the data information that UE is sent is not properly received by network side.
406, the second base station controls UE transmission powers according to pattern patterns；
UE transmission powers are controlled according to pattern patterns, i.e.,：After 0,1 has cycled through a period of time, one 1 is sent；So
After be further continued for 0,1 cycle hair a period of time after retransmit one 1.Wherein, 0 is the power control commands word for dropping power, and 1 table is power per liter
Power control commands word.
407, the second base station sends the power control commands word of power per liter to control UE transmission powers to UE.
In embodiments of the present invention, if it is indicated that being multi wireless links, then the power control life of power per liter is sent to UE always
Word is enabled to control UE transmission powers, in the case of clearly distinguishing a wireless links and multi wireless links, using different sides
Method controls UE transmission powers, avoids UE flase drops to make UE probability call drops in soft switching process.
In the embodiment of the present invention, the second base station receives the protocol frame data packet that RNC is sent, when the second of the foundation of the second base station
When the non-step-out of Radio Link, the second base station judges the SIR of the second Radio LinkestWhether SIR is more thancm_target, if so, the second base
It stands and sends the power control commands word of drop power to UE to control UE transmission powers；If it is not, the second base station sends the work(of power per liter to UE
Command word is controlled to control UE transmission powers；When the second Radio Link step-out that the second base station is established, the second base station detection association
View frame data packet in multi wireless links indicate whether that being designated as UE only has a wireless links, if so, the second base station according to
Pattern patterns control UE transmission powers；If it is not, the second base station sends the power control commands word of power per liter to control UE transmissions to UE
Power.It is inconsistent and lead to UE flase drops to solve the uplink power control command word in soft handover respective links, to make UE be cut soft
During changing the problem of probability call drop, call drop probability when reducing soft handover promotes user experience.
For ease of preferably implementing the above-mentioned correlation technique of the embodiment of the present invention, it is also provided below for coordinating the above method
Relevant apparatus.
Referring to Fig. 5, one embodiment of the control device 500 of ascending power includes in the embodiment of the present invention：
Receiving module 501, the wireless link request sent for receiving Radio Network Controller RNC, the request
In comprising the first wireless links indicate；
Module 502 is established, for establishing the first Radio Link according to wireless link request；
Detection module 503, for when first Radio Link for establishing the foundation of module 502 is not synchronous, described in detection
The first wireless links in wireless link request indicate whether the first wireless links for being designated as UE；
Control module 504, it is wireless for first in being asked when the wireless link that detection module 503 detects
Link indicates, when being designated as first wireless links, the UE transmission powers are controlled according to pattern patterns；
The control module 504, for as first in the wireless link request that detection module 503 detects
Radio Link indicates, when instruction is not first wireless links, the power control commands word of power per liter is sent to control to the UE
Make the UE transmission powers.
In the embodiment of the present invention, receiving module receives the wireless link request that Radio Network Controller RNC is sent, should
It is indicated comprising the first wireless links in request；It establishes module and the first Radio Link is established according to wireless link request；When
Establish module foundation the first Radio Link it is not synchronous when, detect in wireless link request first of detection module is wireless
Link indicates whether the first wireless links for being designated as UE, if so, controlling UE transmission powers according to pattern patterns；If it is not,
The power control commands word for sending power per liter to UE solves the uplink power control life in soft handover respective links to control UE transmission powers
It enables word inconsistent and leads to UE flase drops, to make UE in soft switching process the problem of probability call drop, fall when reducing soft handover
Probability is talked about, user experience is promoted.
Referring to Fig. 6, another embodiment of the control device 600 of ascending power includes in the embodiment of the present invention：
Receiving module 601, the wireless link request sent for receiving Radio Network Controller RNC, the request
In comprising the first wireless links indicate；
Module 602 is established, for establishing the first Radio Link according to wireless link request；
Detection module 603, for when first Radio Link for establishing the foundation of module 602 is not synchronous, described in detection
The first wireless links in wireless link request indicate whether the first wireless links for being designated as UE；
Control module 604, it is wireless for first in being asked when the wireless link that detection module 603 detects
Link indicates, when being designated as first wireless links, the UE transmission powers are controlled according to pattern patterns；
The control module 604 is additionally operable to when first in the wireless link request that detection module 603 detects
Wireless links indicate, instruction be first wireless links when, to the UE send power per liter power control commands word with
Control the UE transmission powers；
Judgment module 605, for when first Radio Link for establishing the foundation of module 602 has synchronized, described in judgement
The SIR of first Radio LinkestWhether SIR is more thancm_target；
The control module 604 is additionally operable to work as SIRestMore than SIRcm_targetWhen, the power control of drop power is sent to the UE
Command word is to control the UE transmission powers；
The control module 604 is additionally operable to work as SIRestNo more than SIRcm_targetWhen, the work(of power per liter is sent to the UE
Command word is controlled to control the UE transmission powers.
In the embodiment of the present invention, receiving module receives the wireless link request that Radio Network Controller RNC is sent, should
It is indicated comprising the first wireless links in request；It establishes module and the first Radio Link is established according to wireless link request；When
Establish module foundation the first Radio Link it is not synchronous when, detect in wireless link request first of detection module is wireless
Link indicates whether the first wireless links for being designated as UE, if so, controlling UE transmission powers according to pattern patterns；If it is not,
The power control commands word for sending power per liter to UE has been synchronized with controlling UE transmission powers when establishing the first Radio Link that module is established
When, judgment module judges the SIR of the first Radio LinkestWhether SIR is more thancm_target, work as SIRestMore than SIRcm_targetWhen, to
UE sends the power control commands word of drop power to control UE transmission powers；Work as SIRestNo more than SIRcm_targetWhen, it sends and rises to UE
The power control commands word of power is to control UE transmission powers.The uplink power control command word solved in soft handover respective links is inconsistent
And lead to UE flase drops, to make UE in soft switching process the problem of probability call drop, call drop probability when reducing soft handover is promoted
User experience.
Referring to Fig. 7, another embodiment of the control device 700 of ascending power includes in the embodiment of the present invention：
Receiving module 701, the protocol frame data packet for receiving RNC transmissions, comprising a plurality of in the protocol frame data packet
Radio Link indicates；
Module 702 is established, for establishing the second Radio Link；
Detection module 703, for when the second Radio Link step-out for establishing the foundation of module 702, described in detection
Multi wireless links in protocol frame data packet indicate whether that being designated as UE only has a wireless links；
Control module 704, for when a plurality of radio chains in the protocol frame data packet that the detection module 703 detects
Road indicates, when being designated as UE and there was only a wireless links, the UE transmission powers are controlled according to pattern patterns；
The control module 704 is additionally operable to when a plurality of in the protocol frame data packet that the detection module 703 detects
Radio Link indicates, when being designated as UE has multi wireless links, the power control commands word of power per liter is sent to control to the UE
State UE transmission powers.
In embodiments of the present invention, receiving module receives the protocol frame data packet that RNC is sent, when establishing the of module foundation
Two Radio Links step-out when, the multi wireless links in detection module detection protocol frame data packet indicate whether to be designated as UE only
There are a wireless links, if so, controlling UE transmission powers according to pattern patterns；If it is not, sending the power control life of power per liter to UE
Word is enabled to control UE transmission powers.It is inconsistent and UE is caused to miss to solve the uplink power control command word in soft handover respective links
Inspection, to make UE in soft switching process the problem of probability call drop, call drop probability when reducing soft handover promotes user experience.
Referring to Fig. 8, another embodiment of the control device 800 of ascending power includes in the embodiment of the present invention：
Receiving module 801, the protocol frame data packet for receiving RNC transmissions, comprising a plurality of in the protocol frame data packet
Radio Link indicates；
Module 802 is established, for establishing the second Radio Link；
Judgment module 803, for when the non-step-out of the second Radio Link for establishing the foundation of module 802, described in judgement
The SIR of second Radio LinkestWhether SIR is more thancm_target；
Control module 804, for working as SIRestMore than SIRcm_targetWhen, the power control commands word of drop power is sent to the UE
To control the UE transmission powers；
The control module 804 is additionally operable to work as SIRestNo more than SIRcm_targetWhen, the work(of power per liter is sent to the UE
Command word is controlled to control the UE transmission powers；
Detection module 805, for when the second Radio Link step-out for establishing the foundation of module 802, described in detection
Multi wireless links in protocol frame data packet indicate whether that being designated as UE only has a wireless links；
The control module 804 is additionally operable to when a plurality of in the protocol frame data packet that the detection module 705 detects
Radio Link indicates, when being designated as UE and there was only a wireless links, the UE transmission powers are controlled according to pattern patterns；
The control module 804 is additionally operable to when a plurality of in the protocol frame data packet that the detection module 705 detects
Radio Link indicates, when being designated as UE has multi wireless links, the power control commands word of power per liter is sent to control to the UE
State UE transmission powers.
In the embodiment of the present invention, receiving module receive RNC send protocol frame data packet, when establish module foundation second
When the non-step-out of Radio Link, judgment module judges the SIR of the second Radio LinkestWhether SIR is more thancm_target, if so, being sent out to UE
Send the power control commands word of drop power to control UE transmission powers；If it is not, sending the power control commands word of power per liter to UE to control UE
Transmission power；It is more in detection module detection protocol frame data packet when establishing the second Radio Link step-out of module foundation
Wireless links indicate whether that being designated as UE only has a wireless links, if so, sending work(according to pattern patterns control UE
Rate；If it is not, sending the power control commands word of power per liter to UE to control UE transmission powers.It solves upper in soft handover respective links
Row power control commands word is inconsistent and leads to UE flase drops, to make UE in soft switching process the problem of probability call drop, reduces soft
Call drop probability when switching promotes user experience.
The embodiment of the present invention also provides a kind of control system of ascending power, including：
The control device of ascending power as described in the corresponding any embodiments of Fig. 5 to 8, RNC and UE.
Referring to Fig. 9, Fig. 9 is a structural representation of the control device 900 of ascending power provided in an embodiment of the present invention
Figure, wherein may include at least one processor 901 (such as CPU, Central Processing Unit), at least one network
It is interface or other communication interfaces, memory 902, at least one communication bus, at least one input unit 903, at least one
Output device 904 and uninterruptible power supply UPS 905 are for realizing the connection communication between these devices.Processor 901 is for holding
The executable module stored in line storage 902, such as computer program.Memory 902 may be deposited comprising high random access
Reservoir (RAM, Random Access Memory), it is also possible to further include non-labile memory (non-volatile
Memory), a for example, at least magnetic disk storage.Being realized by least one network interface (can be wired or wireless) should
Communication connection between system gateway and at least one other network element can use internet, wide area network, local network, Metropolitan Area Network (MAN)
Deng.
As shown in figure 9, in some embodiments, program instruction is stored in memory 902, program instruction can be located
It manages device 901 to execute, processor 901 specifically executes following steps：
The wireless link request that Radio Network Controller RNC is sent is received, it is wireless comprising first in the request
Link indicates；
The first Radio Link is established according to wireless link request；
When the first Radio Link that the processor is established is not synchronous, the in the wireless link request is detected
One wireless links indicate whether the first wireless links for being designated as UE, are sent out if so, controlling the UE according to pattern patterns
Send power；If it is not, sending the power control commands word of power per liter to the UE to control the UE transmission powers.
In some embodiments, following steps can also be performed in processor 901：
When the first Radio Link that the processor is established has synchronized, the signal interference ratio of first Radio Link is judged
SIR estimation value SIRestWhether sir target value SIR is more thancm_target, if so, sending the power control commands word of drop power to the UE
To control the UE transmission powers；If it is not, sending the power control commands word of power per liter to the UE to control the UE transmission powers.
In some embodiments, following steps can also be performed in processor 901：
The protocol frame data packet that RNC is sent is received, is indicated comprising multi wireless links in the data packet；
When the second Radio Link step-out that the processor is established, a plurality of nothing in the protocol frame data packet is detected
Wired link indicates whether that being designated as UE only has a wireless links；If so, controlling the UE according to pattern patterns sends work(
Rate；If it is not, sending the power control commands word of power per liter to the UE to control the UE transmission powers.
In some embodiments, following steps can also be performed in processor 901：
When the non-step-out of the second Radio Link that the processor is established, the SIR of second Radio Link is judgedestIt is
It is no to be more than SIRcm_target；If so, sending the power control commands word of drop power to the UE to control the UE transmission powers；If it is not,
The power control commands word of power per liter is sent to control the UE transmission powers to the UE.
Therefore first base station receives the wireless link request that Radio Network Controller RNC is sent, in the request
Including the first wireless links indicate；First base station establishes the first Radio Link according to wireless link request；When the first base
Stand established first Radio Link and UE not synchronous when, detect in wireless link request first of first base station is wireless
Link indicates whether the first wireless links for being designated as UE, if so, first base station sends work(according to pattern patterns control UE
Rate；If it is not, the power control commands word that first base station sends power per liter to UE solves soft handover and corresponds to chain to control UE transmission powers
The uplink power control command word of road is inconsistent and lead to UE flase drops, to make UE probability call drops in soft switching process ask
Topic, call drop probability when reducing soft handover promote user experience.
It is apparent to those skilled in the art that for convenience and simplicity of description, the system of foregoing description,
The specific work process of device and unit, can refer to corresponding processes in the foregoing method embodiment, and details are not described herein.
In several embodiments provided herein, it should be understood that disclosed system, device and method can be with
It realizes by another way.For example, the apparatus embodiments described above are merely exemplary, for example, the unit
It divides, only a kind of division of logic function, formula that in actual implementation, there may be another division manner, such as multiple units or component
It can be combined or can be integrated into another system, or some features can be ignored or not executed.Another point, it is shown or
The mutual coupling, direct-coupling or communication connection discussed can be the indirect coupling by some interfaces, device or unit
It closes or communicates to connect, can be electrical, machinery or other forms.
The unit illustrated as separating component may or may not be physically separated, aobvious as unit
The component shown may or may not be physical unit, you can be located at a place, or may be distributed over multiple
In network element.Some or all of unit therein can be selected according to the actual needs to realize the mesh of this embodiment scheme
's.
In addition, each functional unit in each embodiment of the present invention can be integrated in a processing unit, it can also
It is that each unit physically exists alone, it can also be during two or more units be integrated in one unit.Above-mentioned integrated list
The form that hardware had both may be used in member is realized, can also be realized in the form of SFU software functional unit.
If the integrated unit is realized in the form of SFU software functional unit and sells or use as independent product
When, it can be stored in a computer read/write memory medium.Based on this understanding, technical scheme of the present invention is substantially
The all or part of the part that contributes to existing technology or the technical solution can be in the form of software products in other words
It embodies, which is stored in a storage medium, including some instructions are used so that a computer
Equipment (can be personal computer, server or the network equipment etc.) executes the complete of each embodiment the method for the present invention
Portion or part steps.And storage medium above-mentioned includes：USB flash disk, mobile hard disk, read-only memory (ROM, Read-Only
Memory), random access memory (RAM, Random Access Memory), magnetic disc or CD etc. are various can store journey
The medium of sequence code.
The above, the above embodiments are merely illustrative of the technical solutions of the present invention, rather than its limitations；Although with reference to before
Stating embodiment, invention is explained in detail, it will be understood by those of ordinary skill in the art that：It still can be to preceding
The technical solution recorded in each embodiment is stated to modify or equivalent replacement of some of the technical features；And these
Modification or replacement, the spirit and scope for various embodiments of the present invention technical solution that it does not separate the essence of the corresponding technical solution.
Claims (5)
1. a kind of control method of ascending power, which is characterized in that including：
First base station receives the wireless link request that Radio Network Controller RNC is sent, and includes first in the request
Radio Link indicates；
The first base station establishes the first Radio Link according to wireless link request；
When the first Radio Link that the first base station is established is not synchronous, the first base station detects the wireless link
The first wireless links in request indicate whether the first wireless links for being designated as user equipment (UE), if so, described first
Base station controls the UE transmission powers according to pattern patterns；If it is not, the first base station sends the work(of power per liter to the UE
Command word is controlled to control the UE transmission powers；
The method further includes：
When the first Radio Link that the first base station is established has synchronized, the first base station judges first Radio Link
Signal interference ratio SIR estimation value SIRestWhether sir target value SIR is more thancm_target, if so, the first base station is sent out to the UE
Send the power control commands word of drop power to control the UE transmission powers；If it is not, the first base station sends power per liter to the UE
Power control commands word to control the UE transmission powers.
2. a kind of control method of ascending power, which is characterized in that including：
Second base station receives the protocol frame data packet that RNC is sent, and is indicated comprising multi wireless links in the protocol frame data packet；
When the second Radio Link step-out that second base station is established, the protocol frame data packet is detected in second base station
In multi wireless links indicate whether to be designated as UE and there was only a wireless links, a wireless links are for indicating described
There was only second Radio Link within the scope of the activation collection of UE；If so, second base station is according to described in the control of pattern patterns
UE transmission powers；If it is not, second base station sends the power control commands word of power per liter to the UE sends work(to control the UE
Rate；
The method further includes：
When the non-step-out of the second Radio Link that second base station is established, second base station judges second Radio Link
SIRestWhether SIR is more thancm_target；If so, second base station sends the power control commands word of drop power to control to the UE
Make the UE transmission powers；If it is not, second base station sends the power control commands word of power per liter to control the UE to the UE
Transmission power.
3. a kind of control device of ascending power, which is characterized in that including：
Receiving module, the wireless link request sent for receiving Radio Network Controller RNC, comprising the in the request
One wireless links indicate；
Module is established, for establishing the first Radio Link according to wireless link request；
Detection module, for when first Radio Link for establishing module foundation is not synchronous, detecting the Radio Link and building
The first wireless links in vertical request indicate whether the first wireless links for being designated as user equipment (UE)；
Control module, for being indicated when the first wireless links in the wireless link request of detection module detection,
When being designated as first wireless links, the UE transmission powers are controlled according to pattern patterns；
The control module is additionally operable to when the first wireless links in the wireless link request of detection module detection
When instruction is not first wireless links, the power control commands word of power per liter is sent to control the UE to the UE for instruction
Transmission power；
Described device further includes：
Judgment module, for when first Radio Link for establishing module foundation has synchronized, judging first radio chains
The SIR on roadestWhether SIR is more thancm_target；
The control module is additionally operable to work as SIRestMore than SIRcm_targetWhen, the power control commands word of drop power is sent to the UE
To control the UE transmission powers；
The control module is additionally operable to work as SIRestNo more than SIRcm_targetWhen, the power control commands of power per liter are sent to the UE
Word is to control the UE transmission powers.
4. a kind of control device of ascending power, which is characterized in that including：
Receiving module, the protocol frame data packet for receiving RNC transmissions include multi wireless links in the protocol frame data packet
Instruction；
Module is established, for establishing the second Radio Link；
Detection module, for when it is described establish module foundation the second Radio Link step-out when, detect the agreement frame data
Multi wireless links in packet indicate whether that being designated as UE only has a wireless links, and a wireless links are for indicating institute
It states and there was only second Radio Link within the scope of the activation collection of UE；
Control module, for when the multi wireless links instruction in the protocol frame data packet of detection module detection, referring to
When being shown as the UE and there was only a wireless links, the UE transmission powers are controlled according to pattern patterns；
The control module is additionally operable to refer to when the multi wireless links in the protocol frame data packet of detection module detection
Show, when indicating that the UE there are multi wireless links, sends the power control commands word of power per liter to the UE and sent with controlling the UE
Power；
Described device further includes：
Comparison module, for when the non-step-out of the second Radio Link for establishing module foundation, second radio chains
The SIR on roadestWith SIRcm_targetSize；
The control module is additionally operable to work as SIRestMore than SIRcm_targetWhen, the power control commands word of drop power is sent to the UE
To control the UE transmission powers；
The control module is additionally operable to work as SIRestNo more than SIRcm_targetWhen, the power control commands of power per liter are sent to the UE
Word is to control the UE transmission powers.
5. a kind of control system of ascending power, including：
The control device of ascending power as described in claim 3 or 4, RNC and UE.
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| CN201410856840.8A CN104602331B (en) | 2014-12-29 | 2014-12-29 | A kind of control method of ascending power, apparatus and system |
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| CN201410856840.8A CN104602331B (en) | 2014-12-29 | 2014-12-29 | A kind of control method of ascending power, apparatus and system |
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Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1756417A (en) * | 2004-09-29 | 2006-04-05 | 华为技术有限公司 | Wireless link link-dismantling policy optimizing method |
| CN1998159A (en) * | 2004-05-06 | 2007-07-11 | 艾利森电话股份有限公司 | Methods and apparatus for synchronization detection and power control during soft handover |
| WO2012019487A1 (en) * | 2010-08-12 | 2012-02-16 | 中兴通讯股份有限公司 | Method and system for power control in semi-persistent scheduling mode |
-
2014
- 2014-12-29 CN CN201410856840.8A patent/CN104602331B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1998159A (en) * | 2004-05-06 | 2007-07-11 | 艾利森电话股份有限公司 | Methods and apparatus for synchronization detection and power control during soft handover |
| CN1756417A (en) * | 2004-09-29 | 2006-04-05 | 华为技术有限公司 | Wireless link link-dismantling policy optimizing method |
| WO2012019487A1 (en) * | 2010-08-12 | 2012-02-16 | 中兴通讯股份有限公司 | Method and system for power control in semi-persistent scheduling mode |
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