CN103141140A - Packet uplink power control method and device - Google Patents
Packet uplink power control method and device Download PDFInfo
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- CN103141140A CN103141140A CN2011800018673A CN201180001867A CN103141140A CN 103141140 A CN103141140 A CN 103141140A CN 2011800018673 A CN2011800018673 A CN 2011800018673A CN 201180001867 A CN201180001867 A CN 201180001867A CN 103141140 A CN103141140 A CN 103141140A
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- power control
- uplink
- control parameter
- uplink power
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W52/00—Power management, e.g. TPC [Transmission Power Control], power saving or power classes
- H04W52/04—TPC
- H04W52/06—TPC algorithms
- H04W52/14—Separate analysis of uplink or downlink
- H04W52/146—Uplink power control
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W52/00—Power management, e.g. TPC [Transmission Power Control], power saving or power classes
- H04W52/04—TPC
- H04W52/18—TPC being performed according to specific parameters
- H04W52/28—TPC being performed according to specific parameters using user profile, e.g. mobile speed, priority or network state, e.g. standby, idle or non transmission
- H04W52/286—TPC being performed according to specific parameters using user profile, e.g. mobile speed, priority or network state, e.g. standby, idle or non transmission during data packet transmission, e.g. high speed packet access [HSPA]
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Abstract
Disclosed are a packet uplink power control method and device to realize a real-time packet uplink power control function. The technical solution includes: generating an uplink power control parameter; and carrying the uplink power control parameter into a downlink radio link control (RLC) data block for issuing to a mobile station. Also disclosed are a packet uplink power control method and device to realize a differential packet uplink power control function. The solution includes: generating a differential uplink power control parameter including a power control parameter for uplink data block power control and a power control parameter for uplink empty control block power control; and issuing the differential uplink power control parameter to a mobile station.
Description
A kind of method and apparatus technical field of packet uplink power control
The present invention relates to moving communicating field, more particularly to a kind of method and apparatus of packet uplink power control.Background technology
It is according to mobile station by network side for packet uplink closed-loop power control（Mobile Station, MS) measurement result of uplink quality determines the adjustment of MS transmission powers.As shown in figure 1, the idiographic flow of packet uplink closed-loop power control is as follows：
Base station（Base Transceiver, BTS) each uplink radio link key-course/medium access control layer sent by MS of measurement（Radio Link Control I Medium Access Control, RLC/MAC) radio block reception level and link-quality, and form the measurement report of uplink quality.
The measurement report is reported base station controller by BTS（Base Station Controller, BSC), BSC is based on blunt accuse of the measurement 4 and carries out packet uplink closed power judgement, when BSC determines the adjustment MS up PDCH in side transmission power, can calculate control parameter for uplink using corresponding packet uplink closed-loop power control algorithm.
Control parameter for uplink is handed down to MS by BSC by descending RLC/MAC control messages, and MS carries out ascending packet data channel according to the control parameter for uplink（Packet Data Channel, PDCH) power adjustment.It can also be up empty control block（ UPLINK DUMMY CONTROL BLOCK ).It is being extended temporary up-link block flow（Temporary Block Flow, TBF) optimization when, i.e., when " the up TBF of extension does not send empty control block（EXT-UTBF-NODATA) " when cell parameter is set to 1, extending in up TBF nonmobile phases, if sent without upstream data, MS does not send up empty control block to network side.
Prior art is typically confirmed/denied by packet uplink（PACKET UPLINK ACK/NACK) message issues control parameter for uplink to MS, to perform packet uplink closed-loop power control.But
PACKET UPLINK ACK/NACK message is to be periodically sent to MS by BSC, and then can not issue control parameter for uplink in real time, so that the problems such as causing that uplink closed-loop power control is delayed, even fail.
In addition extending in up TBF nonmobile phases, if MS does not send up empty control block to network side in the prior art, measurements of the BTS to uplink quality fluctuation easily occurs and unstable.And uplink quality measurement result is inaccurate, the effect and uplink closed-loop power control effect of up coded system adjustment algorithm will be directly affected, cause existing network Key Performance Indicator（Key Performance Index, KPI) index reduction.The content of the invention,
The embodiments of the invention provide a kind of method and apparatus of packet uplink power control, realize control parameter for uplink and be handed down to mobile station side in real time.
On the one hand there is provided a kind of method of packet uplink power control, including：Generate control parameter for uplink；The control parameter for uplink is carried and is handed down to mobile station in down wireless link control RLC data block.
On the other hand, a kind of method of packet uplink power control is additionally provided, including：Receive the down wireless link for the carrying control parameter for uplink control RLC data block that network side is issued；The control parameter for uplink is obtained from the descending RLC data blocks；The adjustment of ascending packet data channel PDCH transmission powers is carried out according to the control parameter for uplink.
On the other hand, a kind of equipment of packet uplink power control is additionally provided, including：
First generation unit, for generating control parameter for uplink；
First issuance unit, the control parameter for uplink for the generation unit to be generated is carried to be controlled to be handed down to mobile station in RLC data block in down wireless link.
Another further aspect, additionally provides a kind of mobile station, including：
Second receiving unit, RLC data block is controlled for receiving the down wireless link for carrying control parameter for uplink that network side is issued；
First acquisition unit, for obtaining control parameter for uplink in the descending RLC data block that is received from second receiving unit；
First adjustment unit, the control parameter for uplink for being obtained according to the first acquisition unit is carried out
The adjustment of row Packet Data Channel PDCH transmission powers.
The method and apparatus of packet uplink power control provided in an embodiment of the present invention, control parameter for uplink is handed down to by MS by descending RLC data block, control parameter for uplink can be handed down to MS in real time by network side, the control parameter for uplink that MS just can in real time be sent according to network side carries out power adjustment to up PDCH, so as to realize real-time, effective uplink power control.
The embodiments of the invention provide a kind of method and apparatus of packet uplink power control, the differentiation power control to uplink data block and up empty control block is realized.
On the one hand there is provided a kind of method of packet uplink power control, including：Differential uplink power control parameter is generated, the differential uplink power control parameter includes being respectively used to the power control parameters of uplink data block power control and the power control parameters for up empty control block power control；The differential uplink power control parameter is handed down to mobile another aspect, a kind of method of packet uplink power control is additionally provided, including：The differential uplink power control parameter that network side is issued is obtained, the differential uplink power control parameter includes being respectively used to the power control parameters of uplink data block power control and the power control parameters for up empty control block power control；The adjustment of ascending packet data channel PDCH transmission powers is carried out according to the differential uplink power control parameter.
On the other hand, a kind of equipment of packet uplink power control is additionally provided, including：
Second generation unit, for generating differential uplink power control parameter, the differential uplink power control parameter includes being respectively used to the power control parameters of uplink data block power control and the power control parameters for up empty control block power control；
Second issuance unit, the differential uplink power control parameter for second generation unit to be generated is handed down to mobile station.
Another further aspect, additionally provides a kind of mobile station, including：
Second acquisition unit, for obtaining the differential uplink power control parameter that network side is issued, the differential uplink power control parameter includes being respectively used to the power control parameters of uplink data block power control and the power control parameters for up empty control block power control；
Second adjustment unit, for the differential uplink power control parameter obtained according to the second acquisition unit
Carry out the adjustment of up PDCH transmission powers.
The method and apparatus of packet uplink power control provided in an embodiment of the present invention, by issuing differential uplink power control parameter by network side, can be when carrying out up PDCH transmission powers adjustment, transmission power to uplink data block and up empty control block carries out differentiation control, reduce the transmission power of up empty control block to greatest extent, so as to significantly reduce uplink channel interference and MS power consumption, the performance of network is improved.Brief description of the drawings
Fig. 1 is the schematic diagram of packet uplink closed-loop power control in the prior art；
Fig. 2 (a) is the method flow diagram of packet uplink power control provided in an embodiment of the present invention；
The method flow diagram for the packet uplink power control that Fig. 2 (b) provides for further embodiment of this invention；The method flow diagram one for the real-time packet uplink power control that Fig. 3 provides for another embodiment of the present invention；The method flow diagram two for the real-time packet uplink power control that Fig. 4 provides for another embodiment of the present invention；Fig. 5 is the method flow diagram of packet uplink power control provided in an embodiment of the present invention；
The method flow diagram for the packet uplink power control that Fig. 6 provides for further embodiment of this invention；
The method flow diagram for the packet uplink power control that Fig. 7 provides for another embodiment of the present invention；
Fig. 8 (a) is the device structure schematic diagram one of packet uplink power control provided in an embodiment of the present invention；Fig. 8 (b) is the device structure schematic diagram two of packet uplink power control provided in an embodiment of the present invention；Fig. 9 is the structural representation of mobile station provided in an embodiment of the present invention；
Figure 10 is the device structure schematic diagram one of packet uplink power control provided in an embodiment of the present invention；Figure 11 is the device structure schematic diagram two of packet uplink power control provided in an embodiment of the present invention；Figure 12 is the structural representation of mobile station provided in an embodiment of the present invention.
Embodiment
In order to realize control parameter for uplink real time down to mobile station, the embodiments of the invention provide a kind of method and apparatus of packet uplink power control.
As shown in Fig. 2 (a), the method for packet uplink power control provided in an embodiment of the present invention can be completed, this method can include by base station controller：
101, generate control parameter for uplink.
Wherein, the control parameter for uplink can be calculated according to corresponding power control algorithms and obtained.The control parameter for uplink can be consistent control parameter for uplink, and the consistent control parameter for uplink is the power control parameters for uplink data block power control and up empty control block power control；Differential uplink power control parameter is can also be, the differential uplink power control parameter includes being respectively used to the power control parameters of uplink data block power control and the power control parameters for up empty control block power control.
102, the control parameter for uplink is carried and controls to be handed down to MS in RLC data block in down wireless link.
As shown in Fig. 2 (b), the method for the packet uplink power control that further embodiment of this invention is provided can be completed, this method by MS, can included：
201, receive the down wireless link for the carrying control parameter for uplink control RLC data blocks that network side is issued.
202, obtain the control parameter for uplink from the descending RLC data block.
203, the adjustment of up PDCH transmission powers is carried out according to the control parameter for uplink.
Control parameter for uplink is handed down to MS by the method for packet uplink power control provided in an embodiment of the present invention by descending RLC data block, control parameter for uplink can be handed down to MS's in real time by network side, the control parameter for uplink that MS just can in real time be sent according to network side carries out power adjustment to up PDCH, so as to realize real-time, effective uplink power control.
For the ease of the understanding of those skilled in the art, the method for the packet uplink power control now provided with regard to another embodiment of the present invention is described in detail.
As shown in figure 3, the method for real-time packet uplink power control provided in an embodiment of the present invention, including：
The each up RLC/MAC radio blocks sent by MS of 301, BTS measurements, and form uplink quality measurement report.
In the present embodiment, the uplink quality measurement report includes but is not limited to average bit error rate MEAN-BEP of up-link, receives level RXLEV and interference level I-LEVEL.
The uplink quality measurement report is reported BSC by 302, BTS.
In the present embodiment, BTS by Abis interface to BSC reporting uplink links quality measurement reports.
303, BSC is based on uplink quality measurement report and carries out packet uplink closed power judgement, when BSC determines the adjustment MS up PDCH in side transmission power, control parameter for uplink can be calculated using corresponding packet uplink closed-loop power control algorithm, specific practice may be referred to existing computational methods, and here is omitted.
In the present embodiment, the control parameter for uplink can calculate what is obtained according to corresponding power control algorithms.The control parameter for uplink can be consistent control parameter for uplink, and the consistent control parameter for uplink is the power control parameters for uplink data block power control and up empty control block power control；Differential uplink power control parameter is can also be, the differential uplink power control parameter includes being respectively used to the power control parameters of uplink data block power control and the power control parameters for up empty control block power control.
Control parameter for uplink carrying is handed down to MS by 304, BSC in descending RLC data block.In the present embodiment, the descending RLC data block includes Length Indication information and control parameter for uplink, and the Length Indication information, which is used to identify, whether there is control parameter for uplink in the descending RLC data block.
Specifically, carrying control parameter for uplink in descending RLC data block, existing descending RLC data block form definition can be changed, for example, descending RLC data block form definition can be specified below in the present embodiment：
Descending RLC data block can include length indication field Length Indicator and control parameter for uplink field, the length indication field Length Indicator, which are used to identify, whether there is control parameter for uplink field in the descending RLC data block, for example, can be by predefining a new Length Indication Length Indicator value, for whether there is control parameter for uplink field in the descending RLC data block where identifying.
The control parameter for uplink field, for example, it may be a newly-increased field（), field for representing the control parameter for uplink.Control parameter for uplink can include consistent control parameter for uplink or differential uplink power control parameter.
Wherein, consistent control parameter for uplink, for example, can be the power control parameters for uplink data block power control and up empty control block power control（Power attenuation parameter GAMMA), differential uplink power control parameter can include being respectively used to the power attenuation parameter of uplink data block power control and for up empty control block power control
Power attenuation parameter.Power attenuation parameter GAMMA definition, specifically may be referred to the agreements of 3GPP TS 44.060.The power attenuation parameter for uplink data block power control, is properly termed as GAMMA-DATA, and the power attenuation parameter for up empty control block power control is properly termed as GAMMA-DUMMY.
This sentences general packet radio service（General Packet Radio Service, GPRS) descending RLC data blocks and enhancing GPRS（Enhanced General Packet Radio Service, EGPRS) it is described in detail exemplified by descending RLC data block, the form definition of the descending RLC data blocks of GPRS is as shown in table 1, and the form definition of the descending RLC data blocks of EGPRS is as shown in table 2.
Table 1 defines for the form of the descending RLC data blocks of GPRS, wherein, length indication field（Length indicator) one new Length Indication Length Indicator value of middle increase, for whether there is control parameter for uplink field in the descending RLC data block where identifying, control parameter for uplink field is added in Octet k (optional) and the corresponding rows of Octet k+1 (optional), the implication of other fields may be referred to prior art in the descending RLC data blocks of GPRS in the table 1, and here is omitted.
Table 1:The form of the descending RLC data blocks of GPRS
Bit (Bit)
8 7 5 4
Payload Type RRBP S/P USF MAC header
PR TFI FBI Octet 1
BSN Octet 2
Length indication field（Length indicator) M Octet 3 (optional)
Length indication field（Length indicator) M Octet M (optional)
Octet M+l
RLC data block（RLC data)
Octet K-l
Octet K (optional)
Control parameter for uplink field
Octet K+1 (optional)
Octet N2-1
Octet N2
Spare spare (if present) table 2 is changed for the form definition of the descending RLC data blocks of EGPRS, wherein, in Length Indication word
One new Length Indication Length Indicator value of increase in section (Length indicator), for whether there is control parameter for uplink field in the descending RLC data block where identifying, control parameter for uplink field is added in Octet k (optional) and the corresponding rows of Octet k+1 (optional), the implication of other fields may be referred to prior art, and here is omitted.Table 2:The form of the descending RLC data blocks of EGPRS
Bit（Bit)
8 7 6 5 4 3 2 1
I length indication fields（Length indicator) Octet 1 (optional) length indication field（Length indicator) Octet M (optional)
Octet M+1
RLC data block（RLC data )
Octet K-1
Octet K (optional)
Control parameter for uplink field Octet K+1 (optional)
Octet N2-1
Octet N2
The descending RLC data block for carrying control parameter for uplink that 305, MS reception network sides are issued, obtains control parameter for uplink from the descending RLC data block, and according to the adjustment of the up PDCH transmission powers of control parameter for uplink progress.
Specifically, the adjustment that up PDCH transmission powers are carried out according to the control parameter for uplink, can be accomplished by the following way：Transmission powers of the MS after adjustment in up PDCH is calculated according to the control parameter for uplink first, data are then sent according to the transmission power of the up PDCH after the adjustment.
What deserves to be explained is, after BSC generation control parameter for uplink, when network side does not have MS downlink data, the control parameter for uplink still can be handed down to MS by BSC by descending RLC/MAC control messages, its specific implementation is similar to prior art, and here is omitted.
In the present embodiment, the descending RLC/MAC control messages, for example, it may be packet uplink confirms/denied（PACKET UPLINK ACK/NACK), packet power control/timing advance（PACKET POWER CONTROL/TIMING ADVANCE), packet uplink assignment（ PACKET UPLINK
ASSIGMENT), assign immediately（IMMEDIATE ASSIGNMENT), packet time slot reconfigure（PACKET TIMESLOT RECONFIGURE) or grouping downlink assignment（PACKET DOWNLINK ASSIGMENT) etc. message.
Further, as shown in figure 4, in order to solve the problems, such as terminal transparency, before the step 304, can also include：
What 401, BSC reception MS were sent indicates whether to support the ability information of real-time packet uplink power control function.
In the present embodiment, the ability information for indicating whether to support real-time packet uplink power control function can be by carrying in the MS radio access capability cell MS Radio Access Capability IE in the message that MS is sent.For example, the message can be grouping resources request message.
402, BSC determine whether the MS supports real-time packet uplink power control function according to the ability information of the reception；
So, the step 304, can include：If the MS supports the real-time packet uplink power control function, the control parameter for uplink is carried and is handed down to the MS in the descending RLC data block.
In addition, this method, optionally, can also include：
If the MS does not support the real-time packet uplink power control function, the control parameter for uplink is carried in the descending RLC/MAC control messages.
What deserves to be explained is, the BSC can also receive the ability information for indicating whether support differentiation packet uplink power control function of MS transmissions；It can determine whether the MS supports differentiation packet uplink power control function according to the ability information of the reception；Its specific implementation is similar to step 401 and step 402, and here is omitted.The step 304, can include：If the MS supports the real-time packet uplink power control function, but does not support differentiation packet uplink power control function, then the consistent control parameter for uplink is carried and control to be handed down to MS in RLC data block in down wireless link;If the MS supports the real-time packet uplink power control function and differentiation packet uplink power control function simultaneously, the differential uplink power control parameter is carried and controls to be handed down to MS in RLC data block in down wireless link.
The method of packet uplink power control provided in an embodiment of the present invention, will be up by descending RLC data block
Power control parameters are handed down to MS, control parameter for uplink can be handed down to MS's in real time by network side, the control parameter for uplink that MS just can in real time be sent according to network side carries out power adjustment to up PDCH, so as to realize real-time, effective uplink power control.
As shown in figure 5, the method for packet uplink power control provided in an embodiment of the present invention, can be completed by BSC, including：
501, differential uplink power control parameter is generated, the differential uplink power control parameter includes being respectively used to the power control parameters of uplink data block power control and the power control parameters for up empty control block power control.
502, the differential uplink power control parameter is sent to MS.
In the present embodiment, the differential uplink power control parameter can be carried in descending RLC data block, can also be carried and be sent to MS in descending RLC/MAC control messages.
The method of packet uplink power control provided in an embodiment of the present invention, by issuing differential uplink power control parameter by network side, can be when carrying out up PDCH transmission powers adjustment, transmission power to uplink data block and up empty control block carries out differentiation control, reduce the transmission power of up empty control block to greatest extent, so as to significantly reduce uplink channel interference and MS power consumption, the performance of network is improved.
As shown in fig. 6, the method for the packet uplink power control for the differentiation that further embodiment of this invention is provided, can be completed by MS, including：
601, the differential uplink power control parameter that network side is issued is obtained, the differential uplink power control parameter includes being respectively used to the power control parameters of uplink data block power control and the power control parameters for up empty control block power control；
602, the adjustment of up PDCH transmission powers is carried out according to the differential uplink power control parameter.The method of packet uplink power control provided in an embodiment of the present invention, by issuing differential uplink power control parameter by network side, can be when carrying out up PDCH transmission powers adjustment, transmission power to uplink data block and up empty control block carries out differentiation control, reduce the transmission power of up empty control block to greatest extent, so as to significantly reduce uplink channel interference and MS power consumption, the performance of network is improved.
For the ease of the understanding of those skilled in the art, now the method with regard to packet uplink power control provided in an embodiment of the present invention is described in detail.As shown in fig. 7, the packet uplink work(that another embodiment of the present invention is provided
Prosecutor method, including：
What 701, BSC reception MS were sent indicates whether to support the ability information of differentiation packet uplink power control function.
In the present embodiment, the ability information for indicating whether to support differentiation packet uplink power control function can be in the MS radio access capability cell in the message that MS is sent（MS Radio Access Capability IE) middle carrying, as optional, the information whether statement support real-time packet uplink power control function can also be carried in the MS radio access capability cell in the message that MS is sent.
702, BSC determine whether the MS supports differentiation packet uplink power control function according to the ability information of the reception.
703, if MS supports packet uplink differentiation power control function, for example, during MS packet accesses, BSC can carry the control parameter for uplink of the differentiation in descending RLC/MAC control messages, for example, being sent to MS in assignment message.The control parameter for uplink of the differentiation includes being respectively used to the power control parameters of uplink data block power control and the power control parameters for up empty control block power control.
704, after MS packet accesses, each up RLC/MAC radio blocks sent by MS of BTS measurements, and form uplink quality measurement report.
In the present embodiment, the uplink quality measurement report includes but is not limited to average bit error rate MEAN-BEP of up-link, receives level RXLEV and interference level I-LEVEL.
705, the uplink quality measurement report is reported BSC by BTS, BSC is based on blunt accuse of uplink quality measurement 4 and carries out packet uplink closed power judgement, when BSC determines the adjustment MS up PDCH in side transmission power, differential uplink power control parameter is calculated using corresponding packet uplink closed-loop power control algorithm.
The differential uplink power control parameter includes being respectively used to the power control parameters of uplink data block power control and the power control parameters for up empty control block power control.BTS is by Abis interface to BSC reporting uplink links quality measurement reports.
706, optionally, if MS supports packet uplink differentiation power control function and real-time packet uplink power control function simultaneously, BSC can carry the differential uplink power control parameter in descending RLC data block
In be handed down to the MS.
In the present embodiment, under the differential uplink power control parameter is carried in descending RLC data block
707, optionally, if mobile station supports packet uplink differentiation power control function, but real-time packet uplink power control function is not supported, the differential uplink power control parameter can be carried and be handed down to mobile station in descending RLC/MAC control messages by BSC.
In the present embodiment, the descending RLC/MAC control messages, for example, can be that packet uplink confirms/denied (PACKET UPLINK ACK/NACK), packet power control/timing advance (PACKET POWER CONTROL/TIMING ADVANCE), packet uplink assigns (PACKET UPLINK ASSIGMENT), assigned immediately（IMMEDIATE ASSIGNMENT), packet time slot is reconfigured（PACKET TIMESLOT RECONFIGURE), or grouping downlink assignment (PACKET DOWNLINK ASSIGMENT) etc. message.
The control parameter for uplink of the differentiation, for example, can include being respectively used to the power attenuation parameter of uplink data block power control and the power attenuation parameter for up empty control block power control.Power attenuation parameter GAMMA definition, specifically may be referred to the agreements of 3GPP TS 44.060.The power attenuation parameter for uplink data block power control, is properly termed as GAMMA-DATA, and the power attenuation parameter for up empty control block power control is properly termed as GAMMA-DUMMY.
Step 708, MS obtains the differential uplink power control parameter that network side is issued.
In the present embodiment, MS can be issued from network side the descending RLC data block for carrying differential uplink power control parameter or obtain the differential uplink power control parameter in descending RLC/MAC control messages.
Step 709, MS carries out the adjustment of up PDCH transmission powers according to the differential uplink power control parameter.
The embodiment of the present invention can carry the control parameter for uplink value of differentiation in descending RLC/MAC control messages, power control parameters value i.e. for up empty control block power control can be differently configured from the power control parameters value for uplink data block power control, for example, the power attenuation parameter value that up empty control block is used can be differently configured from
The power attenuation parameter value that uplink data block is used, for example, the power attenuation parameter value that up empty control block is used can be more than the power attenuation parameter value that uplink data block is used, so as to carry out differentiation control to the transmission power of uplink data block and up empty control block, uplink channel interference and MS power consumption are substantially reduced.What deserves to be explained is, the mechanism can be applied not only to packet uplink closed-loop power control, can also be applied to packet uplink open loop power control.
The method of packet uplink power control provided in an embodiment of the present invention, by issuing differential uplink power control parameter by network side, can be when carrying out up PDCH transmission powers adjustment, transmission power to uplink data block and up empty control block carries out differentiation control, reduce the transmission power of up empty control block to greatest extent, so as to significantly reduce uplink channel interference and MS power consumption, the performance of network is improved.
As shown in Fig. 8 (a), the equipment of packet uplink power control provided in an embodiment of the present invention, including：First generation unit 801, for generating control parameter for uplink；Its specific implementation is similar to the step 101 shown in Fig. 2 (a), and here is omitted.
First issuance unit 802, the control parameter for uplink for the generation unit to be generated is carried to be controlled to be handed down to mobile station in RLC data block in down wireless link.Its specific implementation is similar to the step 102 shown in Fig. 2 (a), and here is omitted.
Further, as shown in Fig. 8 (b), the packet uplink power control equipment can also include：First receiving unit 803, for receiving mobile send indicate whether support the ability information of real-time packet uplink power control function.Its specific implementation is similar to the step 401 shown in Fig. 4, and here is omitted.
First determining unit 804, the ability information for being received according to first receiving unit determines whether the mobile station supports real-time packet uplink power control function.Its specific implementation is similar to the step 402 shown in Fig. 4, no longer praises and states herein.
First issuance unit 804 can be further used for：If first determining unit determines that the mobile station supports the real-time packet uplink power control function, the control parameter for uplink is carried and is handed down to the mobile station in the descending RLC data block.Its specific implementation is similar to the step 302 shown in Fig. 4, and here is omitted.
In the present embodiment, the control parameter for uplink includes consistent control parameter for uplink or differential uplink power control parameter, the consistent control parameter for uplink is the power control parameters for uplink data block power control and up empty control block power control, and the differential uplink power control parameter includes being respectively used to the power control parameters of uplink data block power control and the power control parameters for up empty control block power control.
The equipment of packet uplink power control provided in an embodiment of the present invention, control parameter for uplink is handed down to by MS by descending RLC data block, control parameter for uplink can be handed down to MS's in real time by network side, the control parameter for uplink that MS just can in real time be sent according to network side carries out power adjustment to up PDCH, so as to realize real-time, effective uplink power control.
As shown in figure 9, the mobile station that the embodiment of the present invention is supplied to, including：
Second receiving unit 901, RLC data block is controlled for receiving the down wireless link for carrying control parameter for uplink that network side is issued；Its specific implementation is similar to the step 201 shown in Fig. 2 (b), and here is omitted.
First acquisition unit 902, for obtaining the control parameter for uplink in the descending RLC data block that is received from second receiving unit；Its specific implementation is similar to the step 202 shown in Fig. 2 (b), and here is omitted.
First adjustment unit 903, the control parameter for uplink for being obtained according to the first acquisition unit carries out the adjustment of ascending packet data channel PDCH transmission powers.Its specific implementation is similar to the step 203 shown in Fig. 2 (b), and here is omitted.
In the present embodiment, the control parameter for uplink includes consistent control parameter for uplink or differential uplink power control parameter, the consistent control parameter for uplink is the power control parameters for uplink data block power control and up empty control block power control, and the differential uplink power control parameter includes being respectively used to the power control F parameters of uplink data block power control and the power control parameters for up empty control block power control.
Mobile station provided in an embodiment of the present invention, control parameter for uplink is handed down to by MS by descending RLC data block, control parameter for uplink can be handed down to MS's in real time by network side, the control parameter for uplink that MS just can in real time be sent according to network side carries out power adjustment to up PDCH, so as to realize real-time, effective uplink power control.
As shown in Figure 10, the equipment of packet uplink power control provided in an embodiment of the present invention, including：Second generation unit 1001, for generating differential uplink power control parameter, the differential uplink power control parameter includes being respectively used to the power control parameters of uplink data block power control and the power control parameters for up empty control block power control；Its specific implementation is similar to the step 501 shown in Fig. 5, and here is omitted.
Second issuance unit 1002, the differential uplink power control parameter for second generation unit to be generated is handed down to mobile station.Its specific implementation is similar to the step 502 shown in Fig. 5, and here is omitted.
The differential uplink power control parameter carrying that second issuance unit 1002 is further used for generating second generation unit controls to be handed down to mobile station in RLC data block or down wireless link control/Media access contorl RLC/MAC control messages in down wireless link.
Further, the packet uplink power control equipment, can also include：
3rd receiving unit 1003, the ability information for indicating whether support differentiation packet uplink power control function sent for receiving mobile；Its specific implementation is similar to the step 701 shown in Fig. 7, and here is omitted.
Second determining unit 1004, the ability information for being received according to the 3rd receiving unit determines whether the mobile station supports differentiation packet uplink power control function；Its specific implementation is similar to the step 702 shown in Fig. 7, and here is omitted.
If second issuance unit 1002, which is further used for second determining unit, determines that mobile station supports differentiation packet uplink power control function, the differential uplink power control parameter is carried and is handed down to mobile station in descending RLC data block or descending RLC/MAC control messages.
Optionally, as shown in figure 11, the packet uplink power control equipment, can also include：4th receiving unit 1101, for receiving mobile send indicate whether support the ability information of real-time packet uplink power control function and differentiation packet uplink power control function；Its specific implementation is similar to the step 701 shown in Fig. 7, and here is omitted.
3rd determining unit 1102, the ability information for being received according to the 4th receiving unit determines whether the mobile station supports real-time packet uplink power control function and differentiation packet uplink power control function；It has
Body implementation is similar to the step 702 shown in Fig. 7, and here is omitted.
Second issuance unit 1002 is further used for：
If the 3rd determining unit determines mobile station while supporting differentiation packet uplink power control function and real-time packet uplink power control function, the differential uplink power control parameter is carried and is handed down to mobile station in descending RLC data block；Its specific implementation is similar to the step 706 shown in Fig. 7, and here is omitted.
If the 3rd determining unit determines that mobile station supports differentiation packet uplink power control function, but does not support real-time packet uplink power control function, the differential uplink power control parameter is carried and is handed down to mobile station in descending RLC/MAC control messages.Its specific implementation is similar to the step 707 shown in Fig. 7, and here is omitted.
The equipment of packet uplink power control provided in an embodiment of the present invention, by issuing differential uplink power control parameter by network side, can be when carrying out up PDCH transmission powers adjustment, transmission power to uplink data block and up empty control block carries out differentiation control, reduce the transmission power of up empty control block to greatest extent, so as to significantly reduce uplink channel interference and MS power consumption, the performance of network is improved.
As shown in figure 12, mobile station provided in an embodiment of the present invention, including：
Second acquisition unit 1201, for obtaining the differential uplink power control parameter that network side is issued, the differential uplink power control parameter includes being respectively used to the power control parameters of uplink data block power control and the power control parameters for up empty control block power control；Its specific implementation is similar to the step 601 shown in Fig. 6, and here is omitted.
In the present embodiment, the second acquisition unit 1201 is further used for the down wireless link for carrying the differential uplink power control parameter control RLC data block issued from network side or obtains the differential uplink power control parameter in down wireless link control/Media access contorl RLC/MAC control messages.
Second adjustment unit 1202, the differential uplink power control parameter for being obtained according to the second acquisition unit carries out the adjustment of ascending packet data channel PDCH transmission powers.Its specific implementation is similar to the step 602 shown in Fig. 6, and here is omitted.
Mobile station provided in an embodiment of the present invention, by issuing differential uplink power control parameter by network side,
Can be when carrying out up PDCH transmission powers adjustment, transmission power to uplink data block and up empty control block carries out differentiation control, reduce the transmission power of up empty control block to greatest extent, so as to significantly reduce uplink channel interference and MS power consumption, the performance of network is improved.
The flow for carrying out uplink power control using present device embodiment is similar with preceding method embodiment, and here is omitted.In addition, the inventive method, equipment and system embodiment, can be mutually with reference to reference.Especially since whole flow process has been carried out in method to be described in detail, some details in apparatus embodiments are not repeated again, but are referred to embodiment of the method.
The method and apparatus of packet uplink power control provided in an embodiment of the present invention, can be applied in GPRS/EGPRS systems.
One of ordinary skill in the art will appreciate that realizing that all or part of step in above-described embodiment method can be by program to instruct the hardware of correlation to complete, described program can be stored in a computer-readable recording medium, such as ROM/RAM, magnetic disc or CD.
It is described above; only embodiment of the invention, but protection scope of the present invention is not limited thereto, any one skilled in the art the invention discloses technical scope in; change or replacement can be readily occurred in, should be all included within the scope of the present invention.Therefore, protection scope of the present invention should be based on the protection scope of the described claims.
Claims (1)
- Claims1st, a kind of method of packet uplink power control, it is characterised in that including：Generate control parameter for uplink；The control parameter for uplink is carried and is handed down to movement in down wireless link control RLC data blocks2nd, according to the method described in claim 1, it is characterized in that, the descending RLC data block includes Length Indication information and the control parameter for uplink, and the Length Indication information, which is used to identify, whether there is the control parameter for uplink in the descending RLC data blocks.3rd, method according to claim 1 or 2, it is characterized in that, the control parameter for uplink includes consistent control parameter for uplink or differential uplink power control parameter, the consistent control parameter for uplink is the power control parameters for uplink data block power control and up empty control block power control, and the differential uplink power control parameter includes being respectively used to the power control parameters of uplink data block power control and the power control parameters for up empty control block power control.4th, method according to claim 1 or 2, it is characterised in that also include：What receiving mobile was sent indicates whether to support the ability information of real-time packet uplink power control function；Determine whether the mobile station supports real-time packet uplink power control function according to the ability information of the reception；Described carry control parameter for uplink controls to be handed down to mobile station in RLC data block and include in down wireless link：If the mobile station supports the real-time packet uplink power control function, the control parameter for uplink is carried and is handed down to the mobile station in the descending RLC data block.5th, a kind of method of packet uplink power control, it is characterised in that including：Receive the down wireless link for the carrying control parameter for uplink control RLC data block that network side is issued；The control parameter for uplink is obtained from the descending RLC data block；The adjustment of ascending packet data channel PDCH transmission powers is carried out according to the control parameter for uplink.6th, method according to claim 5, it is characterised in that the descending RLC data block includes Length Indication information and the control parameter for uplink, the Length Indication information is used to identify the descending RLC It whether there is the control parameter for uplink in data block.7th, the method according to claim 5 or 6, it is characterized in that, the control parameter for uplink includes consistent control parameter for uplink or differential uplink power control parameter, the consistent control parameter for uplink is the power control parameters for uplink data block power control and up empty control block power control, and the differential uplink power control parameter includes being respectively used to the power control parameters of uplink data block power control and the power control parameters for up empty control block power control.8th, a kind of method of packet uplink power control, it is characterised in that including：Differential uplink power control parameter is generated, the differential uplink power control parameter includes being respectively used to the power control parameters of uplink data block power control and the power control parameters for up empty control block power control；The differential uplink power control parameter is handed down to mobile station.9th, method according to claim 8, it is characterised in that described that the differential uplink power control parameter is handed down to mobile station, including：The differential uplink power control parameter is carried and controls to be handed down to mobile station in RLC data block or down wireless link control/Media access contorl RLC/MAC control messages in down wireless link.10th, method according to claim 8, it is characterised in that also include：What receiving mobile was sent indicates whether to support the ability information of differentiation packet uplink power control function；Determine whether the mobile station supports differentiation packet uplink power control function according to the ability information of the reception；It is described that the differential uplink power control parameter is handed down to mobile station, including：If mobile station supports differentiation packet uplink power control function, the differential uplink power control parameter is carried and is handed down to mobile station in descending RLC data block or descending RLC/MAC control messages.11st, method according to claim 8, it is characterised in that also include：What receiving mobile was sent indicates whether to support the ability information of real-time packet uplink power control function and differentiation packet uplink power control function；Determine whether the mobile station supports real-time packet uplink power control function and differentiation packet uplink power control function according to the ability information of the reception；It is described that the differential uplink power control parameter is handed down to mobile station, including： If mobile station supports differentiation packet uplink power control function and real-time packet uplink power control function simultaneously, the differential uplink power control parameter is carried and is handed down to mobile station in descending RLC data block；If mobile station supports differentiation packet uplink power control function, but does not support real-time packet uplink power control function, the differential uplink power control parameter is carried and is handed down to movement in descending RLC/MAC control messages12nd, a kind of method of packet uplink power control, it is characterised in that including：The differential uplink power control parameter that network side is issued is obtained, the differential uplink power control parameter includes being respectively used to the power control parameters of uplink data block power control and the power control parameters for up empty control block power control；The adjustment of ascending packet data channel PDCH transmission powers is carried out according to the differential uplink power control parameter.13rd, method according to claim 12, it is characterised in that the differential uplink power control parameter that the acquisition network side is issued, including：The descending RLC data block for carrying the differential uplink power control parameter issued from network side obtains the differential uplink power control parameter in descending RLC/MAC control messages.14th, a kind of equipment of packet uplink power control, it is characterised in that including：First generation unit, for generating control parameter for uplink；First issuance unit, the control parameter for uplink for the generation unit to be generated is carried to be controlled to be handed down to mobile station in RLC data block in down wireless link.15th, equipment according to claim 14, it is characterised in that also include：First receiving unit, for receiving mobile send indicate whether support the ability information of real-time packet uplink power control function；First determining unit, the ability information for being received according to first receiving unit determines whether the mobile station supports real-time packet uplink power control function；First issuance unit is further used for：If first determining unit determines that the mobile station supports the real-time packet uplink power control function, the control parameter for uplink is carried and is handed down to the mobile station in the descending RLC data block. 16th, equipment according to claim 14, it is characterized in that, the control parameter for uplink includes consistent control parameter for uplink or differential uplink power control parameter, the consistent control parameter for uplink is the power control parameters for uplink data block power control and up empty control block power control, and the differential uplink power control parameter includes being respectively used to the power control parameters of uplink data block power control and the power control parameters for up empty control block power control.17th, a kind of mobile station, it is characterised in that including：Second receiving unit, RLC data block is controlled for receiving the down wireless link for carrying control parameter for uplink that network side is issued；First acquisition unit, for obtaining the control parameter for uplink in the descending RLC data block that is received from second receiving unit；First adjustment unit, the control parameter for uplink for being obtained according to the first acquisition unit carries out the adjustment of ascending packet data channel PDCH transmission powers.18th, mobile station according to claim 17, it is characterized in that, the control parameter for uplink includes consistent control parameter for uplink or differential uplink power control parameter, the consistent control parameter for uplink is the power control parameters for uplink data block power control and up empty control block power control, and the differential uplink power control parameter includes being respectively used to the power control parameters of uplink data block power control and the power control parameters for up empty control block power control.19th, a kind of equipment of packet uplink power control, it is characterised in that including：Second generation unit, for generating differential uplink power control parameter, the differential uplink power control parameter includes being respectively used to the power control parameters of uplink data block power control and the power control parameters for up empty control block power control；Second issuance unit, the differential uplink power control parameter for second generation unit to be generated is handed down to mobile station.20th, equipment according to claim 19, characterized in that, the differential uplink power control parameter carrying that second issuance unit is further used for generating second generation unit controls to be handed down to mobile station in RLC data block or down wireless link control/Media access contorl RLC/MAC control messages in down wireless link.21st, equipment according to claim 19, it is characterised in that also include： 3rd receiving unit, the ability information for indicating whether support differentiation packet uplink power control function sent for receiving mobile；Second determining unit, the ability information for being received according to the 3rd receiving unit determines whether the mobile station supports differentiation packet uplink power control function；If second issuance unit, which is further used for second determining unit, determines that mobile station supports differentiation packet uplink power control function, the differential uplink power control parameter is carried and is handed down to mobile station in descending RLC data block or descending RLC/MAC control messages.22nd, equipment according to claim 19, it is characterised in that also include：4th receiving unit, for receiving mobile send indicate whether support the ability information of real-time packet uplink power control function and differentiation packet uplink power control function；3rd determining unit, the ability information for being received according to the 4th receiving unit determines whether the mobile station supports real-time packet uplink power control function and differentiation packet uplink power control function；Second issuance unit is further used for：If the 3rd determining unit determines mobile station while supporting differentiation packet uplink power control function and real-time packet uplink power control function, the differential uplink power control parameter is carried and is handed down to mobile station in descending RLC data block；If the 3rd determining unit determines that mobile station supports differentiation packet uplink power control function, but does not support real-time packet uplink power control function, the differential uplink power control parameter is carried and is handed down to mobile station in descending RLC/MAC control messages.23rd, a kind of mobile station, it is characterised in that including：Second acquisition unit, for obtaining the differential uplink power control parameter that network side is issued, the differential uplink power control parameter includes being respectively used to the power control parameters of uplink data block power control and the power control parameters for up empty control block power control；Second adjustment unit, the differential uplink power control parameter for being obtained according to the second acquisition unit carries out the adjustment of ascending packet data channel PDCH transmission powers.24th, mobile station according to claim 23, it is characterised in that the second acquisition unit enters one Walk the down wireless link for carrying the differential uplink power control parameter control for being issued from network sideThe differential uplink power control parameter is obtained in RLC data block or down wireless link control/Media access contorl RLC/MAC control messages.
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| Application Number | Priority Date | Filing Date | Title |
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| PCT/CN2011/080502 WO2012162997A1 (en) | 2011-09-30 | 2011-09-30 | Packet uplink power control method and device |
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| CN103141140A true CN103141140A (en) | 2013-06-05 |
| CN103141140B CN103141140B (en) | 2016-08-03 |
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| WO2012162997A1 (en) | 2012-12-06 |
| CN103141140B (en) | 2016-08-03 |
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