CN104602331A - Control method, device and system for uplink power - Google Patents
Control method, device and system for uplink power Download PDFInfo
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- CN104602331A CN104602331A CN201410856840.8A CN201410856840A CN104602331A CN 104602331 A CN104602331 A CN 104602331A CN 201410856840 A CN201410856840 A CN 201410856840A CN 104602331 A CN104602331 A CN 104602331A
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- wireless link
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- base station
- control
- sir
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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 control method for uplink power, which is used for solving the problem of probabilistic call drop of UE (user equipment) in a soft switching process because UE false detection is caused by inconsistent uplink power control command words on a corresponding soft switching link. According to the embodiment adopted by the invention, the control method comprises the following steps: a first base station receives a wireless link establishing request sent by a wireless network controller RNC; the first base station establishes first wireless link according to the wireless link establishing request; when the first wireless link established by the first base station is not synchronized, the first base station detects whether a first wireless link instruction in the wireless link establishing request is used for instructing first wireless link of the user equipment (UE) or not, if yes, the first base station controls the UE sending power according to the pattern, otherwise, the first base station sends a power-rising control instruction to the UE to control the UE sending power. The embodiment of the invention further provides a control device and a system for the uplink power.
Description
Technical field
The present invention relates to wireless communication technology field, be specifically related to a kind of control method of ascending power, Apparatus and system.
Background technology
Uplink power control technology is widely used in comprising TD SDMA (TimeDivision-Synchronous Code Division Multiple Access, TD-SCDMA) system in interior each standard 3-G (Generation Three mobile communication system).
Power control is carried out to up channel in base station, specifically, base station is according to the subscriber equipment that up channel receives (User Equipment, UE) after signal, measure signal interference ratio (the signal-to-interference ratio of upward signal, SIR), determine whether the ascending power needing to rise or fall UE according to the sir value of upward signal, and produce the power control commands word representing accordingly and require that ascending power rises or falls.Power control commands word is passed to UE by descending power control feedback channel by base station, suitably adjusts ascending power after UE receives power control commands word according to power control commands word.
The control method that ascending power is carried out in current base station is:
For not synchronous new chain, base station sends uplink power control command word control UE transmitted power according to pattern pattern;
For synchronous new chain, base station is according to the SIR of this link received signals
estjudgement is 0 or 1;
For the old chain of non-step-out, base station is according to the SIR of this link received signals
estjudgement is 0 or 1;
For the old chain of step-out, base station sends uplink power control command word control UE transmitted power according to pattern pattern.
Pattern pattern, is shown in 25.214 agreement 5.1.2.2.1.2, for " 01 " of some is to being connected to afterwards " 1 ".The quantity that specifically " 01 " is right, is determined by high level.Power falls in power control commands word " 0 " expression, and power control commands word " 1 " represents power per liter.
To in the research and practice process of prior art, the present inventor finds: just reduce transmitted power as long as have link a controls UE to send to fall power UE, only have all link control UE transmission power per liter UE just to raise transmitted power.And the uplink power control command word of base station to each link is judgement separately, the old and new's link sends to the power control commands word of UE inconsistent, the chance causing UE transmission to fall power increases, thus causes UE probability call drop in soft switching process.
Summary of the invention
Embodiments provide a kind of control method of ascending power, Apparatus and system, inconsistent and cause UE flase drop for solving uplink power control command word in soft handover respective links, thus make the problem of UE probability call drop in soft switching process.
First aspect present invention provides a kind of control method of ascending power, comprising:
First base station receives the wireless link request that Radio Network Controller RNC sends, and comprises the instruction of Article 1 wireless link in described request;
The first wireless link is set up according to described wireless link request in described first base station;
When the first wireless link of described first base station foundation is synchronous, the described first base station Article 1 wireless link detected in described wireless link request indicates whether the Article 1 wireless link being designated as user equipment (UE), if so, described first base station controls described UE transmitted power according to pattern pattern; If not, described first base station sends the power control commands word of power per liter to control described UE transmitted power to described UE.
In conjunction with first aspect, in the implementation that the first is possible, also comprise:
When described first base station set up the first wireless link synchronously time, described first base station judges the signal interference ratio SIR estimated value SIR of described first wireless link
estwhether be greater than sir target value SIR
cm_target, if so, described first base station falls the power control commands word of power to control described UE transmitted power to described UE transmission; If not, described first base station sends the power control commands word of power per liter to control described UE transmitted power to described UE.
Second aspect present invention provides a kind of control method of ascending power, comprising:
Second base station receives the protocol frame packet that RNC sends, and comprises multi wireless links instruction in described protocol frame packet;
When described second base station set up the second wireless link step-out time, the described second base station multi wireless links detected in described protocol frame packet indicates whether that being designated as UE only has a wireless links, a described wireless links for represent described UE Active Set within the scope of only have described second wireless link; If so, described second base station controls described UE transmitted power according to pattern pattern; If not, described second base station sends the power control commands word of power per liter to control described UE transmitted power to described UE.
In conjunction with second aspect, in the implementation that the first is possible, also comprise:
When the second non-step-out of wireless link that described second base station is set up, described second base station judges the SIR of described second wireless link
estwhether be greater than SIR
cm_target; If so, described second base station falls the power control commands word of power to control described UE transmitted power to described UE transmission; If not, described second base station sends the power control commands word of power per liter to control described UE transmitted power to described UE.
Third aspect present invention provides a kind of control device of ascending power, comprising:
Receiver module, for receiving the wireless link request that Radio Network Controller RNC sends, comprises the instruction of Article 1 wireless link in described request;
Set up module, for setting up the first wireless link according to described wireless link request;
Detection module, for when described set up the first wireless link that module sets up synchronous time, the Article 1 wireless link detected in described wireless link request indicates whether to be designated as Article 1 wireless link;
Control module, for when the Article 1 wireless link instruction in the described wireless link request of detection module detection, when being designated as described Article 1 wireless link, controls described UE transmitted power according to pattern pattern;
Described control module, also for when the Article 1 wireless link instruction in the described wireless link request of detection module detection, when instruction is not described Article 1 wireless link, sends the power control commands word of power per liter to control described UE transmitted power to described UE.
In conjunction with the third aspect, in the implementation that the first is possible, also comprise:
Judge module, for when described set up module set up the first wireless link synchronously time, judge the SIR of described first wireless link
estwhether be greater than SIR
cm_target;
Described control module, also for working as SIR
estbe greater than SIR
cm_targettime, to described UE transmission the power control commands word of power falls to control described UE transmitted power;
Described control module, also for working as SIR
estbe not more than SIR
cm_targettime, send the power control commands word of power per liter to control described UE transmitted power to described UE.
Fourth aspect present invention provides a kind of control device of ascending power, comprising:
Receiver module, for receiving the protocol frame packet that RNC sends, comprises multi wireless links instruction in described packet;
Set up module, for setting up the second wireless link;
Detection module, for when described set up module set up the second wireless link step-out time, the multi wireless links detected in described protocol frame packet indicates whether that being designated as UE only has a wireless links, a described wireless links for represent described UE Active Set within the scope of only have described second wireless link;
Control module, for the multi wireless links instruction in the described protocol frame packet that detects when described detection module, is designated as described UE when only having a wireless links, controls described UE transmitted power according to pattern pattern;
Described control module, also for the multi wireless links instruction in the described protocol frame packet that detects when described detection module, when indicating described UE to have a multi wireless links, sends the power control commands word of power per liter to control described UE transmitted power to described UE.
In conjunction with fourth aspect, in the implementation that the first is possible, also comprise:
Comparison module, for when described set up the second wireless link non-step-out that module sets up time, the SIR of more described second wireless link
estwith SIR
cm_targetsize;
Described control module, also for working as SIR
estbe greater than SIR
cm_targettime, to described UE transmission the power control commands word of power falls to control described UE transmitted power;
Described control module, also for working as SIR
estbe not more than SIR
cm_targettime, send the power control commands word of power per liter to control described UE transmitted power to described UE.
Fifth aspect present invention provides a kind of control system of ascending power, comprising:
The control device of described ascending power as arbitrary in the 3rd, four aspect, RNC and UE.
Apply above technical scheme, the first base station receives the wireless link request that Radio Network Controller RNC sends, and comprises the instruction of Article 1 wireless link in this request; The first wireless link is set up according to wireless link request in first base station; When the first wireless link set up when the first base station is not synchronous with UE, the Article 1 wireless link that first base station is detected in wireless link request indicates whether to be designated as Article 1 wireless link, if so, the first base station is according to pattern pattern control UE transmitted power; If not, first base station sends the power control commands word of power per liter with control UE transmitted power to UE, solve uplink power control command word in soft handover respective links inconsistent and cause UE flase drop, thus make the problem of UE probability call drop in soft switching process, during reduction soft handover, call drop probability, promotes Consumer's Experience.
Term " first ", " second ", " the 3rd " " 4th " etc. (if existence) in specification of the present invention and claims and above-mentioned accompanying drawing are for distinguishing similar object, and need not be used for describing specific order or precedence.The embodiments described herein should be appreciated that the data used like this can be exchanged in the appropriate case, so that can be implemented with the order except the content except here diagram or description.In addition, term " comprises " and " having " and their any distortion, intention is to cover not exclusive comprising, such as, contain those steps or unit that the process of series of steps or unit, method, system, product or equipment is not necessarily limited to clearly list, but can comprise clearly do not list or for intrinsic other step of these processes, method, product or equipment or unit.
To facilitate understanding of the present embodiment of the invention, first the system that the embodiment of the present invention is applied and the several key elements can introduced in describing are introduced at this:
Technical scheme of the present invention, various communication system can be applied to, such as: can be TD-SCDMA, can also be GSM, code division multiple access (CDMA, CodeDivision Multiple Access) system, Wideband Code Division Multiple Access (WCDMA) (WCDMA, Wideband Code DivisionMultiple Access Wireless), GPRS (GPRS, General Packet Radio Service), Long Term Evolution (LTE, Long Term Evolution) etc., be not specifically limited herein.
Subscriber equipment (UE, User Equipment), also mobile terminal (Mobile Terminal) can be referred to as, mobile subscriber equipment etc., can through wireless access network (such as, RAN, Radio Access Network) communicate with one or more core net, subscriber equipment can be mobile terminal, as mobile phone (or being called " honeycomb " phone) and the computer with mobile terminal, such as, can be portable, pocket, hand-hold type, built-in computer or vehicle-mounted mobile device, they and wireless access network exchange language and/or data.
Base station, can be the base station (BTS in GSM or CDMA, Base Transceiver Station), also can be the base station (base station) in WCDMA, can also be the evolved base station (eNB or e-base station, evolutionalNode B) in LTE, the present invention limit, but for convenience of description, following embodiment is described for Node B.
Existing soft handoff procedure is specifically: UE is according to Radio Network Controller (radio networkcontroller, RNC) measuring control information, measure with adjacent cell frequently, after measurement result meets relative threshold increase trigger conditions, reporting measurement reports is to RNC, RNC compares the measurement result reported and the thresholding preset, once judgement is for can increase new wireless link, then for newly-increased link prepares related resource, and send out wireless link request to base station to set up interface-free resources, base station prepares related resource by message content after receiving wireless link request, set up wireless link, return wireless link response message afterwards to RNC, RNC can initiate IUB interface transmission process of establishing after receiving wireless link response message, after completing transmitting synchronous, RNC sends out activating set updating message to UE, notice UE increases new wireless link, activationary time is had in activating set updating message, be defaulted as now, namely come into force, RNC waits for that the wireless link synchronization instruction of base station and the activating set updating of UE complete message afterwards, UE increases wireless link by new configuration data after receiving activating set updating message, and time RNC activating set updating completes message.After RNC receives this message, the process that soft handover increases wireless link terminates.
In the flow process that wireless link is deleted, UE is according to the measuring control information of RNC, community in active set is measured, after measurement result meets dependent event trigger condition, such as meet relative threshold deletion event, reporting measurement reports is to RNC, RNC carries out adjudicating whether can delete this link according to the relevant information of reporting subdistrict, if judgement will be deleted, first send out activating set updating message to UE, UE receives the laggard line link of activating set updating message and upgrades, and time RNC activating set updating completes message, RNC sends out radio link deletion request message to delete link circuit resource of eating dishes without rice or wine to base station after receiving the confirmation of UE again, corresponding interface-free resources is deleted after receiving radio link deletion request in base station, and return wireless link to RNC and delete response message and represent and delete successfully.RNC receives after wireless link deletes response message can initiate IUB interface delete procedure, and after having deleted, the soft switching process of deleting radio link terminates.
And in soft switching process in the prior art, from the new link of increase to the old link of deletion, just reduce transmitted power as long as have link a controls UE to send to fall power UE, only have all link control UE transmission power per liter UE just to raise transmitted power.And the uplink power control command word of base station to each link is judgement separately, the old and new's link send to the power control commands word of UE inconsistent, the chance causing UE transmission to fall power increases, thus cause UE probability call drop in soft switching process, for solving problem existing in prior art, launch discussion of the present invention:
Refer to Fig. 1, in the embodiment of the present invention, an embodiment of the control method of ascending power comprises:
101, the first base station receives the wireless link request that RNC sends;
In embodiments of the present invention, comprise the instruction of Article 1 wireless link in described request, the instruction of this Article 1 wireless link shows whether be Article 1 wireless link, this Article 1 wireless link refers to the link set up at first within the scope of the Active Set of UE.
102, the first wireless link is set up according to wireless link request in the first base station;
In embodiments of the present invention, the first wireless link is set up in the wireless link request that the first base station sends according to RNC.
103, when the first wireless link of the first base station foundation is synchronous, the Article 1 wireless link that the first base station is detected in wireless link request indicates whether the Article 1 wireless link being designated as UE, if so, performs step 104; If not, step 105 is performed;
In embodiments of the present invention, on the first wireless link when the first wireless link set up when the first base station does not synchronously show soft handover, the sequential of UE and network side is not also alignd, the data message that UE sends correctly is not received by network side, in the present invention, network side refers to the network side at RNC and place, base station.
104, the first base station is according to pattern pattern control UE transmitted power;
In embodiments of the present invention, if be designated as Article 1 wireless link, then according to pattern pattern control UE transmitted power, that is: after 0,1 circulation have sent a period of time, then send one 1; And then continue 0, send one 1 again after a period of time is sent out in 1 circulation.Wherein, 0 for falling the power control commands word of power, and 1 is the power control commands word of power per liter.
105, the first base station sends the power control commands word of power per liter with control UE transmitted power to UE.
In embodiments of the present invention, if instruction is not Article 1 wireless link, then send the power control commands word of power per liter with control UE transmitted power to UE always, when clearly distinguishing the first wireless link and non-first wireless link, adopt diverse ways control UE transmitted power, avoid UE flase drop thus make UE probability call drop in soft switching process.
In the embodiment of the present invention, the first base station receives the wireless link request that Radio Network Controller RNC sends, and comprises the instruction of Article 1 wireless link in this request; The first wireless link is set up according to wireless link request in first base station; When the first wireless link of the first base station foundation is synchronous, the Article 1 wireless link that first base station is detected in wireless link request indicates whether the Article 1 wireless link being designated as UE, if so, the first base station is according to pattern pattern control UE transmitted power; If not, first base station sends the power control commands word of power per liter with control UE transmitted power to UE, solve uplink power control command word in soft handover respective links inconsistent and cause UE flase drop, thus make the problem of UE probability call drop in soft switching process, during reduction soft handover, call drop probability, promotes Consumer's Experience.
Refer to Fig. 2, in the embodiment of the present invention, another embodiment of the control method of ascending power comprises:
201, the first base station receives the wireless link request that RNC sends;
In embodiments of the present invention, comprise the instruction of Article 1 wireless link in described request, the instruction of this Article 1 wireless link shows whether be Article 1 wireless link, this Article 1 wireless link refers to the link set up at first within the scope of the Active Set of UE.
202, the first wireless link is set up according to wireless link request in the first base station;
In embodiments of the present invention, the first wireless link is set up in the wireless link request that the first base station sends according to RNC.
203, when the first wireless link of the first base station foundation is synchronous, the Article 1 wireless link that the first base station is detected in wireless link request indicates whether the Article 1 wireless link being designated as UE, if so, performs step 204; If not, step 205 is performed;
In embodiments of the present invention, on this first wireless link when showing soft handover when the first wireless link of the first base station foundation is synchronous, the sequential of UE and network side is not also alignd, and the data message that UE sends correctly is not received by network side.
204, the first base station is according to pattern pattern control UE transmitted power;
In embodiments of the present invention, if be designated as Article 1 wireless link, then according to pattern pattern control UE transmitted power, that is: after 0,1 circulation have sent a period of time, then send one 1; And then continue 0, send one 1 again after a period of time is sent out in 1 circulation.Wherein, 0 for falling the power control commands word of power, and 1 is the power control commands word of power per liter.
205, the first base station sends the power control commands word of power per liter with control UE transmitted power to UE;
In embodiments of the present invention, if instruction is not Article 1 wireless link, then send the power control commands word of power per liter with control UE transmitted power to UE always, when clearly distinguishing Article 1 wireless link and non-Article 1 wireless link, adopt diverse ways control UE transmitted power, avoid UE flase drop thus make UE probability call drop in soft switching process.
206, when first base station set up the first wireless link synchronously time, the first base station judges whether the SIRest of the first wireless link is greater than SIRcm_target; If so, step 207 is performed; If not, step 208 is performed;
In embodiments of the present invention, on this first link when the first wireless link set up when the first base station synchronously shows soft handover, the sequential of UE and network side is alignd, and the data message that UE sends correctly can be received by network side.
207, SIR is worked as
estbe greater than SIR
cm_targettime, the first base station falls the power control commands word of power with control UE transmitted power to UE transmission;
208, SIR is worked as
estbe not more than SIR
cm_targettime, the first base station sends the power control commands word of power per liter with control UE transmitted power to UE.
In embodiments of the present invention, according to the SIR of judgement first wireless link
estwhether be greater than SIR
cm_target, the first base station sends different power control commands words with control UE transmitted power to UE.
In the embodiment of the present invention, the first base station receives the wireless link request that Radio Network Controller RNC sends, and comprises the instruction of Article 1 wireless link in this request; The first wireless link is set up according to wireless link request in first base station; When the first wireless link of the first base station foundation is synchronous, the Article 1 wireless link that first base station is detected in wireless link request indicates whether the Article 1 wireless link being designated as UE, if so, the first base station is according to pattern pattern control UE transmitted power; If not, the first base station sends the power control commands word of power per liter with controls UE transmitted power to UE, when the first base station foundation the first wireless link synchronously time, the first base station judges the SIR of the first wireless link
estwhether be greater than SIR
cm_target, work as SIR
estbe greater than SIR
cm_targettime, the first base station falls the power control commands word of power with control UE transmitted power to UE transmission; Work as SIR
estbe not more than SIR
cm_targettime, the first base station sends the power control commands word of power per liter with control UE transmitted power to UE.Solve uplink power control command word in soft handover respective links inconsistent and cause UE flase drop, thus make the problem of UE probability call drop in soft switching process, when reducing soft handover, call drop probability, promotes Consumer's Experience.
Refer to Fig. 3, in the embodiment of the present invention, another embodiment of the control method of ascending power comprises:
301, the second base station receives the protocol frame packet that RNC sends;
In embodiments of the present invention, comprise multi wireless links instruction in described protocol frame packet, the instruction of this multi wireless links 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 packet that RNC sends, and this second base station sends to UE after processing this protocol frame packet again.
302, when second base station set up the second wireless link step-out time, the multi wireless links in the second base station detection protocol frame data bag indicates whether that being designated as UE only has a wireless links, if so, perform step 303; If not, step 304 is performed;
In embodiments of the present invention, a described wireless links for represent described UE Active Set within the scope of only have described this link of second wireless link.
In embodiments of the present invention, on second wireless link of the second wireless link set up when the second base station when step-out shows soft handover, the sequential of UE and network side does not line up, and the data message that UE sends correctly is not received by network side.
303, the second base station is according to pattern pattern control UE transmitted power;
In embodiments of the present invention, according to pattern pattern control UE transmitted power, that is:, after 0,1 circulation have sent a period of time, send one 1; And then continue 0, send one 1 again after a period of time is sent out in 1 circulation.Wherein, 0 for falling the power control commands word of power, and 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 with control UE transmitted power to UE.
In embodiments of the present invention, multi wireless links indicates, when being designated as multi wireless links, then send the power control commands word of power per liter with control UE transmitted power to UE always, when clearly distinguishing a wireless links and multi wireless links, adopt diverse ways control UE transmitted power, avoid UE flase drop thus make UE probability call drop in soft switching process.
In embodiments of the present invention, second base station receives the protocol frame packet that RNC sends, when second base station set up the second wireless link step-out time, multi wireless links in second base station detection protocol frame data bag indicates whether that being designated as UE only has a wireless links, if so, the second base station is according to pattern pattern control UE transmitted power; If not, the second base station sends the power control commands word of power per liter with control UE transmitted power to UE.Solve uplink power control command word in soft handover respective links inconsistent and cause UE flase drop, thus make the problem of UE probability call drop in soft switching process, when reducing soft handover, call drop probability, promotes Consumer's Experience.
Refer to Fig. 4, in the embodiment of the present invention, another embodiment of the control method of ascending power comprises:
401, the second base station receives the protocol frame packet that RNC sends;
In embodiments of the present invention, comprise multi wireless links instruction in described protocol frame packet, the instruction of this multi wireless links shows that UE only has a wireless links or has multi wireless links.
402, when the second non-step-out of wireless link that the second base station is set up, the second base station judges whether the SIRest of the second wireless link is greater than SIRcm_target, if so, performs step 403; If not, step 404 is performed;
In embodiments of the present invention, on the second wireless link when the non-step-out of the second wireless link set up when the second base station represents soft handover, the sequential of UE and network side is still alignd, and the data message that UE sends correctly can be received by network side.
403, SIR is worked as
estbe greater than SIR
cm_targettime, the second base station falls the power control commands word of power with control UE transmitted power to UE transmission;
404, SIR is worked as
estbe not more than SIR
cm_targettime, the second base station sends the power control commands word of power per liter with control UE transmitted power to UE;
In embodiments of the present invention, according to the SIR of judgement second wireless link
estwhether be greater than SIR
cm_target, the second base station sends different power control commands words with control UE transmitted power to UE.
405, when second base station set up the second wireless link step-out time, the multi wireless links in the second base station detection protocol frame data bag indicates whether that being designated as UE only has a wireless links, if so, perform step 406; If not, step 407 is performed;
In embodiments of the present invention, a described wireless links for represent described UE Active Set within the scope of only have described this link of second wireless link.
In embodiments of the present invention, on second link of the second wireless link set up when the second base station when step-out shows soft handover, the sequential of UE and network side does not line up, and the data message that UE sends correctly is not received by network side.
406, the second base station is according to pattern pattern control UE transmitted power;
According to pattern pattern control UE transmitted power, that is:, after 0,1 circulation have sent a period of time, send one 1; And then continue 0, send one 1 again after a period of time is sent out in 1 circulation.Wherein, 0 for falling the power control commands word of power, and 1 table is the power control commands word of power per liter.
407, the second base station sends the power control commands word of power per liter with control UE transmitted power to UE.
In embodiments of the present invention, if be designated as multi wireless links, then send the power control commands word of power per liter with control UE transmitted power to UE always, when clearly distinguishing a wireless links and multi wireless links, adopt diverse ways control UE transmitted power, avoid UE flase drop thus make UE probability call drop in soft switching process.
In the embodiment of the present invention, the second base station receives the protocol frame packet that RNC sends, and when the second non-step-out of wireless link that the second base station is set up, the second base station judges the SIR of the second wireless link
estwhether be greater than SIR
cm_target, if so, the second base station falls the power control commands word of power with control UE transmitted power to UE transmission; If not, the second base station sends the power control commands word of power per liter with control UE transmitted power to UE; When second base station set up the second wireless link step-out time, the multi wireless links in the second base station detection protocol frame data bag indicates whether that being designated as UE only has a wireless links, and if so, the second base station is according to pattern pattern control UE transmitted power; If not, the second base station sends the power control commands word of power per liter with control UE transmitted power to UE.Solve uplink power control command word in soft handover respective links inconsistent and cause UE flase drop, thus make the problem of UE probability call drop in soft switching process, when reducing soft handover, call drop probability, promotes Consumer's Experience.
For ease of better implementing the above-mentioned correlation technique of the embodiment of the present invention, be also provided for the relevant apparatus coordinating said method below.
Refer to Fig. 5, in the embodiment of the present invention, an embodiment of the control device 500 of ascending power comprises:
Receiver module 501, for receiving the wireless link request that Radio Network Controller RNC sends, comprises the instruction of Article 1 wireless link in described request;
Set up module 502, for setting up the first wireless link according to described wireless link request;
Detection module 503, for when described set up the first wireless link that module 502 sets up synchronous time, the Article 1 wireless link detected in described wireless link request indicates whether the Article 1 wireless link being designated as UE;
Control module 504, for when the Article 1 wireless link instruction in the described wireless link request of detection module 503 detection, when being designated as described Article 1 wireless link, controls described UE transmitted power according to pattern pattern;
Described control module 504, for indicating when the Article 1 wireless link in the described wireless link request of detection module 503 detection, when instruction is not described Article 1 wireless link, send the power control commands word of power per liter to control described UE transmitted power to described UE.
In the embodiment of the present invention, receiver module receives the wireless link request that Radio Network Controller RNC sends, and comprises the instruction of Article 1 wireless link in this request; Set up module and set up the first wireless link according to wireless link request; When the first wireless link setting up module foundation is synchronous, the Article 1 wireless link that detection module detects in wireless link request indicates whether the Article 1 wireless link being designated as UE, if so, according to pattern pattern control UE transmitted power; If not, send the power control commands word of power per liter with control UE transmitted power to UE, solve uplink power control command word in soft handover respective links inconsistent and cause UE flase drop, thus make the problem of UE probability call drop in soft switching process, during reduction soft handover, call drop probability, promotes Consumer's Experience.
Refer to Fig. 6, in the embodiment of the present invention, another embodiment of the control device 600 of ascending power comprises:
Receiver module 601, for receiving the wireless link request that Radio Network Controller RNC sends, comprises the instruction of Article 1 wireless link in described request;
Set up module 602, for setting up the first wireless link according to described wireless link request;
Detection module 603, for when described set up the first wireless link that module 602 sets up synchronous time, the Article 1 wireless link detected in described wireless link request indicates whether the Article 1 wireless link being designated as UE;
Control module 604, for when the Article 1 wireless link instruction in the described wireless link request of detection module 603 detection, when being designated as described Article 1 wireless link, controls described UE transmitted power according to pattern pattern;
Described control module 604, also for indicating when the Article 1 wireless link in the described wireless link request of detection module 603 detection, when instruction is not described Article 1 wireless link, send the power control commands word of power per liter to control described UE transmitted power to described UE;
Judge module 605, for when described set up module 602 set up the first wireless link synchronously time, judge the SIR of described first wireless link
estwhether be greater than SIR
cm_target;
Described control module 604, also for working as SIR
estbe greater than SIR
cm_targettime, to described UE transmission the power control commands word of power falls to control described UE transmitted power;
Described control module 604, also for working as SIR
estbe not more than SIR
cm_targettime, send the power control commands word of power per liter to control described UE transmitted power to described UE.
In the embodiment of the present invention, receiver module receives the wireless link request that Radio Network Controller RNC sends, and comprises the instruction of Article 1 wireless link in this request; Set up module and set up the first wireless link according to wireless link request; When the first wireless link setting up module foundation is synchronous, the Article 1 wireless link that detection module detects in wireless link request indicates whether the Article 1 wireless link being designated as UE, if so, according to pattern pattern control UE transmitted power; If not, send the power control commands word of power per liter with controls UE transmitted power to UE, when the first wireless link setting up module foundation synchronously time, judge module judges the SIR of the first wireless link
estwhether be greater than SIR
cm_target, work as SIR
estbe greater than SIR
cm_targettime, to UE transmission the power control commands word of power falls with control UE transmitted power; Work as SIR
estbe not more than SIR
cm_targettime, send the power control commands word of power per liter with control UE transmitted power to UE.Solve uplink power control command word in soft handover respective links inconsistent and cause UE flase drop, thus make the problem of UE probability call drop in soft switching process, when reducing soft handover, call drop probability, promotes Consumer's Experience.
Refer to Fig. 7, in the embodiment of the present invention, another embodiment of the control device 700 of ascending power comprises:
Receiver module 701, for receiving the protocol frame packet that RNC sends, comprises multi wireless links instruction in described protocol frame packet;
Set up module 702, for setting up the second wireless link;
Detection module 703, for when described set up module 702 set up the second wireless link step-out time, the multi wireless links detected in described protocol frame packet indicates whether that being designated as UE only has a wireless links;
Control module 704, for the multi wireless links instruction in the described protocol frame packet that detects when described detection module 703, is designated as UE when only having a wireless links, controls described UE transmitted power according to pattern pattern;
Described control module 704, also for the multi wireless links instruction in the described protocol frame packet that detects when described detection module 703, is designated as UE when having a multi wireless links, sends the power control commands word of power per liter to control described UE transmitted power to described UE.
In embodiments of the present invention, receiver module receives the protocol frame packet that RNC sends, when set up module set up the second wireless link step-out time, multi wireless links in detection module detection protocol frame data bag indicates whether that being designated as UE only has a wireless links, if so, according to pattern pattern control UE transmitted power; If not, the power control commands word of power per liter is sent with control UE transmitted power to UE.Solve uplink power control command word in soft handover respective links inconsistent and cause UE flase drop, thus make the problem of UE probability call drop in soft switching process, when reducing soft handover, call drop probability, promotes Consumer's Experience.
Refer to Fig. 8, in the embodiment of the present invention, another embodiment of the control device 800 of ascending power comprises:
Receiver module 801, for receiving the protocol frame packet that RNC sends, comprises multi wireless links instruction in described protocol frame packet;
Set up module 802, for setting up the second wireless link;
Judge module 803, for when described set up the second wireless link non-step-out that module 802 sets up time, judge the SIR of described second wireless link
estwhether be greater than SIR
cm_target;
Control module 804, for working as SIR
estbe greater than SIR
cm_targettime, to described UE transmission the power control commands word of power falls to control described UE transmitted power;
Described control module 804, also for working as SIR
estbe not more than SIR
cm_targettime, send the power control commands word of power per liter to control described UE transmitted power to described UE;
Detection module 805, for when described set up module 802 set up the second wireless link step-out time, the multi wireless links detected in described protocol frame packet indicates whether that being designated as UE only has a wireless links;
Described control module 804, also for the multi wireless links instruction in the described protocol frame packet that detects when described detection module 705, is designated as UE when only having a wireless links, controls described UE transmitted power according to pattern pattern;
Described control module 804, also for the multi wireless links instruction in the described protocol frame packet that detects when described detection module 705, is designated as UE when having a multi wireless links, sends the power control commands word of power per liter to control described UE transmitted power to described UE.
In the embodiment of the present invention, receiver module receives the protocol frame packet that RNC sends, and when setting up the second non-step-out of wireless link that module is set up, judge module judges the SIR of the second wireless link
estwhether be greater than SIR
cm_target, if so, the power control commands word of power falls with control UE transmitted power to UE transmission; If not, the power control commands word of power per liter is sent with control UE transmitted power to UE; When set up module set up the second wireless link step-out time, the multi wireless links in detection module detection protocol frame data bag indicates whether that being designated as UE only has a wireless links, if so, according to pattern pattern control UE transmitted power; If not, the power control commands word of power per liter is sent with control UE transmitted power to UE.Solve uplink power control command word in soft handover respective links inconsistent and cause UE flase drop, thus make the problem of UE probability call drop in soft switching process, when reducing soft handover, call drop probability, promotes Consumer's Experience.
The embodiment of the present invention also provides a kind of control system of ascending power, comprising:
The control device of the ascending power as described in any embodiment of Fig. 5 to 8 correspondence, RNC and UE.
Refer to Fig. 9, a structural representation of the control device 900 of the ascending power that Fig. 9 provides for the embodiment of the present invention, wherein, at least one processor 901 (such as CPU, Central ProcessingUnit), at least one network interface or other communication interface, memory 902, at least one communication bus, at least one input unit 903, at least one output device 904 and uninterrupted power supply UPS 905 can be comprised for realizing the connection communication between these devices.The executable module of processor 901 for storing in execute store 902, such as computer program.Memory 902 may comprise high-speed random access memory (RAM, Random Access Memory), still may comprise non-labile memory (non-volatile memory), such as at least one magnetic disc store.Realize the communication connection between this system gateway and at least one other network element by least one network interface (can be wired or wireless), can the Internet be used, wide area network, local network, metropolitan area network etc.
As shown in Figure 9, in some embodiments, store program command in memory 902, program command can be performed by processor 901, and processor 901 specifically performs following steps:
Receive the wireless link request that Radio Network Controller RNC sends, in described request, comprise the instruction of Article 1 wireless link;
The first wireless link is set up according to described wireless link request;
When the first wireless link that described processor is set up is not synchronous, the Article 1 wireless link detected in described wireless link request indicates whether the Article 1 wireless link being designated as UE, if so, controls described UE transmitted power according to pattern pattern; If not, the power control commands word of power per liter is sent to control described UE transmitted power to described UE.
In some embodiments, processor 901 can also perform following steps:
When the first wireless link that described processor is set up synchronously time, judge the signal interference ratio SIR estimated value SIR of described first wireless link
estwhether be greater than sir target value SIR
cm_target, if so, the power control commands word of power falls to control described UE transmitted power to described UE transmission; If not, the power control commands word of power per liter is sent to control described UE transmitted power to described UE.
In some embodiments, processor 901 can also perform following steps:
Receive the protocol frame packet that RNC sends, in described packet, comprise multi wireless links instruction;
When the second wireless link that described processor is set up step-out, the multi wireless links detected in described protocol frame packet indicates whether that being designated as UE only has a wireless links; If so, described UE transmitted power is controlled according to pattern pattern; If not, the power control commands word of power per liter is sent to control described UE transmitted power to described UE.
In some embodiments, processor 901 can also perform following steps:
When the second non-step-out of wireless link that described processor is set up, judge the SIR of described second wireless link
estwhether be greater than SIR
cm_target; If so, the power control commands word of power falls to control described UE transmitted power to described UE transmission; If not, the power control commands word of power per liter is sent to control described UE transmitted power to described UE.
Therefore the first base station receives the wireless link request that Radio Network Controller RNC sends, in this request, comprise the instruction of Article 1 wireless link; The first wireless link is set up according to wireless link request in first base station; When the first wireless link set up when the first base station is not synchronous with UE, the Article 1 wireless link that first base station is detected in wireless link request indicates whether the Article 1 wireless link being designated as UE, if so, the first base station is according to pattern pattern control UE transmitted power; If not, first base station sends the power control commands word of power per liter with control UE transmitted power to UE, solve uplink power control command word in soft handover respective links inconsistent and cause UE flase drop, thus make the problem of UE probability call drop in soft switching process, during reduction soft handover, call drop probability, promotes Consumer's Experience.
Those skilled in the art can be well understood to, and for convenience and simplicity of description, the system of foregoing description, the specific works process of device and unit, with reference to the corresponding process in preceding method embodiment, can not repeat them here.
In several embodiments that the application provides, should be understood that, disclosed system, apparatus and method, can realize by another way.Such as, device embodiment described above is only schematic, such as, the division of described unit, be only a kind of logic function to divide, actual can have other dividing mode when realizing, such as multiple unit or assembly can in conjunction with or another system can be integrated into, or some features can be ignored, or do not perform.Another point, shown or discussed coupling each other or direct-coupling or communication connection can be by some interfaces, and the indirect coupling of device or unit or communication connection can be electrical, machinery or other form.
The described unit illustrated as separating component or can may not be and physically separates, and the parts as unit display can be or may not be physical location, namely can be positioned at a place, or also can be distributed in multiple network element.Some or all of unit wherein can be selected according to the actual needs to realize the object of the present embodiment scheme.
In addition, each functional unit in each embodiment of the present invention can be integrated in a processing unit, also can be that the independent physics of unit exists, also can two or more unit in a unit integrated.Above-mentioned integrated unit both can adopt the form of hardware to realize, and the form of SFU software functional unit also can be adopted to realize.
If described integrated unit using the form of SFU software functional unit realize and as independently production marketing or use time, can be stored in a computer read/write memory medium.Based on such understanding, the part that technical scheme of the present invention contributes to prior art in essence in other words or all or part of of this technical scheme can embody with the form of software product, this computer software product is stored in a storage medium, comprising some instructions in order to make a computer equipment (can be personal computer, server, or the network equipment etc.) perform all or part of step of method described in each embodiment of the present invention.And aforesaid storage medium comprises: USB flash disk, portable hard drive, read-only memory (ROM, Read-OnlyMemory), random access memory (RAM, Random Access Memory), magnetic disc or CD etc. various can be program code stored medium.
The above, above embodiment only in order to technical scheme of the present invention to be described, is not intended to limit; Although with reference to previous embodiment to invention has been detailed description, those of ordinary skill in the art is to be understood that: it still can be modified to the technical scheme described in foregoing embodiments, or carries out equivalent replacement to wherein portion of techniques feature; And these amendments or replacement, do not make the essence of appropriate technical solution depart from the spirit and scope of various embodiments of the present invention technical scheme.
Accompanying drawing explanation
Fig. 1 is an 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 an 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 representation of the control device of ascending power in the embodiment of the present invention.
Embodiment
Embodiments provide a kind of control method of ascending power, inconsistent and cause UE flase drop for solving uplink power control command word in soft handover respective links, thus make the problem of UE probability call drop in soft switching process.
The present invention program is understood better in order to make those skilled in the art person, below in conjunction with the accompanying drawing in the embodiment of the present invention, technical scheme in the embodiment of the present invention is clearly described, obviously, described embodiment is only the embodiment of a part of the present invention, instead of whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art, not making the every other embodiment obtained under creative work prerequisite, should belong to the scope of protection of the invention.
Claims (9)
1. a control method for ascending power, is characterized in that, comprising:
First base station receives the wireless link request that Radio Network Controller RNC sends, and comprises the instruction of Article 1 wireless link in described request;
The first wireless link is set up according to described wireless link request in described first base station;
When the first wireless link of described first base station foundation is synchronous, the described first base station Article 1 wireless link detected in described wireless link request indicates whether the Article 1 wireless link being designated as user equipment (UE), if so, described first base station controls described UE transmitted power according to pattern pattern; If not, described first base station sends the power control commands word of power per liter to control described UE transmitted power to described UE.
2. control method according to claim 1, is characterized in that, described method also comprises:
When described first base station set up the first wireless link synchronously time, described first base station judges the signal interference ratio SIR estimated value SIR of described first wireless link
estwhether be greater than sir target value SIR
cm_target, if so, described first base station falls the power control commands word of power to control described UE transmitted power to described UE transmission; If not, described first base station sends the power control commands word of power per liter to control described UE transmitted power to described UE.
3. a control method for ascending power, is characterized in that, comprising:
Second base station receives the protocol frame packet that RNC sends, and comprises multi wireless links instruction in described protocol frame packet;
When described second base station set up the second wireless link step-out time, the described second base station multi wireless links detected in described protocol frame packet indicates whether that being designated as UE only has a wireless links, a described wireless links for represent described UE Active Set within the scope of only have described second wireless link; If so, described second base station controls described UE transmitted power according to pattern pattern; If not, described second base station sends the power control commands word of power per liter to control described UE transmitted power to described UE.
4. control method according to claim 3, is characterized in that, described method also comprises:
When the second non-step-out of wireless link that described second base station is set up, described second base station judges the SIR of described second wireless link
estwhether be greater than SIR
cm_target; If so, described second base station falls the power control commands word of power to control described UE transmitted power to described UE transmission; If not, described second base station sends the power control commands word of power per liter to control described UE transmitted power to described UE.
5. a control device for ascending power, is characterized in that, comprising:
Receiver module, for receiving the wireless link request that Radio Network Controller RNC sends, comprises the instruction of Article 1 wireless link in described request;
Set up module, for setting up the first wireless link according to described wireless link request;
Detection module, for when described set up the first wireless link that module sets up synchronous time, the Article 1 wireless link detected in described wireless link request indicates whether the Article 1 wireless link being designated as user equipment (UE);
Control module, for when the Article 1 wireless link instruction in the described wireless link request of detection module detection, when being designated as described Article 1 wireless link, controls described UE transmitted power according to pattern pattern;
Described control module, also for when the Article 1 wireless link instruction in the described wireless link request of detection module detection, when instruction is not described Article 1 wireless link, sends the power control commands word of power per liter to control described UE transmitted power to described UE.
6. control device according to claim 5, is characterized in that, described device also comprises:
Judge module, for when described set up module set up the first wireless link synchronously time, judge the SIR of described first wireless link
estwhether be greater than SIR
cm_target;
Described control module, also for working as SIR
estbe greater than SIR
cm_targettime, to described UE transmission the power control commands word of power falls to control described UE transmitted power;
Described control module, also for working as SIR
estbe not more than SIR
cm_targettime, send the power control commands word of power per liter to control described UE transmitted power to described UE.
7. a control device for ascending power, is characterized in that, comprising:
Receiver module, for receiving the protocol frame packet that RNC sends, comprises multi wireless links instruction in described protocol frame packet;
Set up module, for setting up the second wireless link;
Detection module, for when described set up module set up the second wireless link step-out time, the multi wireless links detected in described protocol frame packet indicates whether that being designated as UE only has a wireless links, a described wireless links for represent described UE Active Set within the scope of only have described second wireless link;
Control module, for the multi wireless links instruction in the described protocol frame packet that detects when described detection module, is designated as described UE when only having a wireless links, controls described UE transmitted power according to pattern pattern;
Described control module, also for the multi wireless links instruction in the described protocol frame packet that detects when described detection module, when indicating described UE to have a multi wireless links, sends the power control commands word of power per liter to control described UE transmitted power to described UE.
8. control device according to claim 7, is characterized in that, described device also comprises:
Comparison module, for when described set up the second wireless link non-step-out that module sets up time, the SIR of more described second wireless link
estwith SIR
cm_targetsize;
Described control module, also for working as SIR
estbe greater than SIR
cm_targettime, to described UE transmission the power control commands word of power falls to control described UE transmitted power;
Described control module, also for working as SIR
estbe not more than SIR
cm_targettime, send the power control commands word of power per liter to control described UE transmitted power to described UE.
9. a control system for ascending power, comprising:
The control device of the ascending power as described in any one of claim 5 to 8, 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 |
Non-Patent Citations (1)
| Title |
|---|
| 3GPP: "《3GPP TS 25.214 V11.10.0》", 5 September 2014 * |
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