CN103906125B - A kind of Relative Narrowband TX Power measuring method and device - Google Patents
A kind of Relative Narrowband TX Power measuring method and device Download PDFInfo
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Abstract
The present invention relates to communication technical field, more particularly to a kind of Relative Narrowband TX Power RNTP measuring methods and device, signaling consumption between base station and terminal is added to solve the measuring method of existing acquisition RNTP information, the information processing complexity of each base station is larger, cause base station obtain RNTP information time delay it is longer the problem of.The RNTP measuring methods of the embodiment of the present invention include：Network side equipment obtains the result of multiple downlink resource packet scheduling from packet scheduler；The network side equipment is determined in the repeatedly result of downlink resource packet scheduling, uses each PRB number；For any one PRB, the network side equipment determines the RNTP values that the PRB pair is answered according to the use of determination PRB number.So as to use the embodiment of the present invention, only complete to obtain the process of RNTP information in base station side can, reduce the Signalling exchange between base station and terminal.
Description
Technical field
The present invention relates to communication technical field, more particularly to a kind of Relative Narrowband TX Power measuring method and device.
Background technology
Long Term Evolution（Long Term Evolution, LTE）It is by third generation partner program（The3rd
Generation Partnership Progect, 3GPP）The UMTS organized to set up
（UniversalMobile Telecommunication System, UMTS）The Long Term Evolution of technical standard.
In LTE system, due to using identical networking technology so that the edge customer equipment between neighbor cell（User
Equipment, UE）The interference being subject to is bigger, simultaneously as edge UE and the distance between base station are distant, base station is sent
Signal bigger decay is experienced in wireless channel after, reach edge UE useful signal intensity it is smaller, cause
Cell edge UE signal to noise ratio is relatively low.
In order to improve cell edge UE signal to noise ratio, Inter-Cell Interference Coordination is introduced（Inter Cell
Interference, ICIC）Technology, reach the purpose for improving edge customer communication quality in LTE system.Inter-Cell Interference Coordination
Mode can be divided into static interference coordination, coordinating semi-static interference and dynamic interference coordination, wherein, it is more common for dynamic disturbance
Coordinate；In order to support the realization of the dynamic interference coordination scheme of minizone, LTE protocol regulation can be by X2 interface in each base station
Between transport load information, the load information includes relative arrowband transmit power (RNTP, Relative Narrowband TX
Power) information, RNTP information can be used for assisting transmitting high power frequency band Physical Resource Block (PRB, Physical between base station
Radio Resource) planning configured information, according to the planning configured information, it is possible to achieve the dynamic disturbance of each minizone association
Adjust；Wherein, RNTP can be determined by following equation：
In above formula, EA(nPRB) it is the OFDM not comprising reference symbol（Orthogonal Frequency Division
Multiplexing, OFDM）The transmission power of data subcarrier in symbol,On for each PRB
Average maximum transmission power；RNTP is provided in agreementthreholdTrain value can be removed：
RNTPthrehold∈{-∞,-11,-10,-9,-8,-7,-6,-5,-4,-3,-2,-1,0,+1,+2,+3}[dB]
According to definition of the LTE protocol to RNTP, RNTP represents that base station descending each PRB within following a period of time will be used
The situation of maximum transmission power, 1 signs of the higher PRB of transmission power, 0 signs of other PBR are still, real in Practical Project
In existing, it is impossible to know following a period of time by the situation of generation in advance.
In view of the above-mentioned problems, proposing the measuring method for obtaining RNTP information in existing technology, it is small that this method is based on this
The Reference Signal Received Power that area's UE measurements report（Reference Signal Receiving Power, RSRP）To determine this
Cell RNTP, although this method can know base station, the signal on each PRB sends energy, due to needing constantly to issue
Signaling control UE carries out RSRP measurements and reported, thus adds the Signalling exchange between base station and terminal, meanwhile, serving BS
In order to obtain the RNTP information on this cell Whole frequency band, it is necessary to the RSRP information that UE all to this cell is reported is handled, increase
Added each base station information processing complexity and base station between obtain the time delay of mutual RNTP information.
The content of the invention
The embodiment of the present invention provides a kind of RNTP measuring methods and device, to solve the survey of existing acquisition RNTP information
Amount method adds the signaling consumption between base station and terminal, and the information processing complexity of each base station is larger, causes base station to be obtained
The problem of taking the time delay of RNTP information longer.
The embodiment of the present invention provides a kind of Relative Narrowband TX Power RNTP measuring methods, including：
Network side equipment obtains the result of multiple downlink resource packet scheduling from packet scheduler；
The network side equipment is determined in the repeatedly result of downlink resource packet scheduling, uses each PRB time
Number；
For any one PRB, the network side equipment determines that the PRB pair should according to the use of determination PRB number
RNTP values.
Alternatively, the network side equipment obtains the result of multiple downlink resource packet scheduling from packet scheduler, bag
Include：
For the network side equipment within the RNTP measured value update cycles of setting, being obtained from the packet scheduler should
The result of all secondary downlink resource packet schedulings in the RNTP measured value update cycles.
Alternatively, for any one PRB, the network side equipment is according to the use of determination PRB number, it is determined that should
The RNTP values that PRB pair is answered, including：
If using the number of any one PRB to be more than given threshold, the network side equipment determine described in this
The RNTP values that one PRB pair of meaning is answered are 1, otherwise, it determines the RNTP values that described any one PRB pair is answered are 0.
Alternatively, the network side equipment obtains the result of multiple downlink resource packet scheduling from packet scheduler, bag
Include：If transmitting of the network side equipment when sending signal to each UE under covering on Physical Downlink Shared Channel PDSCH
Power is identical, then the result of the multiple downlink resource packet scheduling for all UE under covering is obtained from packet scheduler；
The network side equipment determines the given threshold Th according to below equation：
Wherein, PmaxThe average maximum transmission power for being the network side equipment on each PRB, P0For in each PRB
On, transmission power of the network side equipment when sending signal to each UE under covering on PDSCH, RNTP 'threholdFor from
The value chosen in RNTP threshold values specified in agreement, N are the number of downlink resource packet scheduling.
Alternatively, the network side equipment obtains the result of multiple downlink resource packet scheduling from packet scheduler, bag
Include：If the network side equipment sends signal on Physical Downlink Shared Channel PDSCH to the center UE under covering and edge UE
When transmission power it is different, then the multiple downlink resource obtained from packet scheduler for the lower all edge UE of covering is grouped
The result of scheduling；Wherein, the center UE is the distance apart from the network side equipment less than the UE of setpoint distance, the edge
UE is apart from UE of the distance of the network side equipment not less than the setpoint distance；
The network side equipment determines the given threshold according to below equation：
Wherein, PmaxThe average maximum transmission power for being the network side equipment on each PRB, PHFor in each PRB
On, transmission power of the network side equipment when sending signal to the edge UE under covering on PDSCH, RNTP 'threholdFor from
The value chosen in RNTP threshold values specified in agreement, M are the number for edge UE downlink resource packet scheduling.
The embodiment of the present invention provides a kind of Relative Narrowband TX Power RNTP measurement apparatus, and the device is arranged at network side and set
In standby, including：
Acquisition module, for obtaining the result of multiple downlink resource packet scheduling from packet scheduler；
First determining module, for determining in the repeatedly result of downlink resource packet scheduling, use each PRB's
Number；
Second determining module, for for any one PRB, the use PRB that is determined according to first determining module
Number, determine the RNTP values that the PRB pair is answered.
Alternatively, the acquisition module is specifically used for：
Within the RNTP measured value update cycles of setting, RNTP measured values renewal week is obtained from the packet scheduler
The result of all secondary downlink resource packet schedulings in phase.
Alternatively, second determining module is specifically used for：
If the number of any one PRB is used to be more than given threshold, it is determined that what described any one PRB pair was answered
RNTP values are 1, otherwise, it determines the RNTP values that described any one PRB pair is answered are 0.
Alternatively, the acquisition module is specifically used for：If the network side equipment is on Physical Downlink Shared Channel PDSCH
Transmission power when sending from signal to each UE under covering is identical, then is obtained from packet scheduler for all under covering
The result of UE multiple downlink resource packet scheduling；
Second determining module is specifically used for determining the given threshold Th according to below equation：
Wherein, PmaxThe average maximum transmission power for being the network side equipment on each PRB, P0For in each PRB
On, transmission power of the network side equipment when sending signal to each UE under covering on PDSCH, RNTP 'threholdFor from
The value chosen in RNTP threshold values specified in agreement, N are the number of downlink resource packet scheduling.
Alternatively, the acquisition module is specifically used for：If the network side equipment is on Physical Downlink Shared Channel PDSCH
Transmission power when sending from signal to the center UE and edge UE under covering is different, then is obtained from packet scheduler for covering
Under all edge UE multiple downlink resource packet scheduling result；Wherein, the center UE is to be set apart from the network side
Standby distance be less than setpoint distance UE, the edge UE be apart from the network side equipment distance not less than it is described setting away from
From UE；
Second determining module is specifically used for determining the given threshold according to below equation：
Wherein, PmaxThe average maximum transmission power for being the network side equipment on each PRB, PHFor in each PRB
On, transmission power of the network side equipment when sending signal to the edge UE under covering on PDSCH, RNTP 'threholdFor from
The value chosen in RNTP threshold values specified in agreement, M are the number for edge UE downlink resource packet scheduling.
Network side equipment obtains the result of multiple downlink resource packet scheduling from packet scheduler in the embodiment of the present invention,
And determine in the repeatedly result of downlink resource packet scheduling, use each PRB number；, should for any one PRB
Network side equipment determines the RNTP values that the PRB pair is answered according to the use of determination PRB number.So as to be implemented using the present invention
Example, only complete to obtain the process of RNTP information in base station side can, reduce the Signalling exchange between base station and terminal, base station
RNTP information only is assured that by analyzing the result of multiple downlink resource packet scheduling, so as to greatly reduce the letter of base station
Breath processing complexity, improves the efficiency that base station obtains RNTP information.
Brief description of the drawings
Fig. 1 is the RNTP measuring method flow charts that the embodiment of the present invention one provides；
Fig. 2 is the RNTP measuring method flow charts that the embodiment of the present invention two provides；
Fig. 3 is the RNTP measuring method flow charts that the embodiment of the present invention three provides；
Fig. 4 is RNTP measurement apparatus structural representation provided in an embodiment of the present invention.
Embodiment
Network side equipment obtains the result of multiple downlink resource packet scheduling from packet scheduler in the embodiment of the present invention,
And determine in the repeatedly result of downlink resource packet scheduling, use each PRB number；, should for any one PRB
Network side equipment determines the RNTP values that the PRB pair is answered according to the use of determination PRB number.Above-mentioned network side equipment can be with
It is base station, so as to use the embodiment of the present invention, only completes to obtain the process of RNTP information in base station side can, reduce base station
Signalling exchange between terminal, base station are only assured that RNTP believes by analyzing the result of multiple downlink resource packet scheduling
Breath, greatly reduce base station information processing complexity is larger and base station between obtain the time delay of mutual RNTP information.
The embodiment of the present invention is described in further detail with reference to Figure of description.
As shown in figure 1, the RNTP measuring method flow charts provided for the embodiment of the present invention one, comprise the following steps：
S101：Network side equipment obtains the result of multiple downlink resource packet scheduling from packet scheduler；
S102：The network side equipment is determined in the repeatedly result of downlink resource packet scheduling, uses each PRB
Number；
S103：For any one PRB, the network side equipment is according to the use of determination PRB number, it is determined that should
The RNTP values that PRB pair is answered.
Here, network side equipment can be specifically the base station in LTE system, such as evolution base station（Evolved Node B,
eNB）Or radio network controller（Radio Network Controller, RNC）Deng.
Alternatively, the network side equipment obtains the result of multiple downlink resource packet scheduling from packet scheduler, bag
Include：
For the network side equipment within the RNTP measured value update cycles of setting, being obtained from the packet scheduler should
The result of all secondary downlink resource packet schedulings in the RNTP measured value update cycles.
In specific implementation process, RNTP measured value update cycles, such as 100ms can be set, in each measured value more
In the new cycle, the result of n times downlink resource packet scheduling altogether, usually, N are obtained<100, such as, N values are 50, to each
The result of downlink resource packet scheduling can use binary number representation, such as, the result of ith downlink resource packet scheduling is
DL_Schedulei（I=1,2 ... ... N）=[1111000011001110101001110], wherein, DL_ScheduleiBit wide is
Total PRB number that LTE system bandwidth includes, it is 0 or 1 per units value, value, which is that 0 expression is no, uses the PRB resources,
Value is that 1 expression uses the PRB resources；After the RNTP measured value update cycles of setting are reached, to the n times downlink resource of acquisition
The result DL_Schedule of packet schedulingiThe value summation of the middle each PRB positions of correspondence, obtain setting RNTP measured values renewal week
Total number PRB_UsedTime that each PRB is used in phase（nPRB）, wherein, PRB_UsedTime（nPRB）Bit wide is LTE
The PRB total number N that system bandwidth includesPRB, it is [0, N] per units span；For example, PRB_UsedTime=
[3274111689192040122314253617283920412233145]；The value of corresponding 7th PRB position is 9, then it represents that
The number that 7th PRB is used is 9 times, can determine that the RNTP values that the 7th PRB pair is answered are according to the size of the number
Take 0 or 1；
In the embodiment of the present invention, RNTP Measurement Algorithms can be changed by adjusting the sizes of RNTP measured value update cycles
Complexity, to adapt to the demand of different network environments, it is easy to the realization of Practical Project.
Alternatively, for any one PRB, the network side equipment is according to the use of determination PRB number, it is determined that should
The RNTP values that PRB pair is answered, including：
If using the number of any one PRB to be more than given threshold, the network side equipment determines described any
The RNTP values that one PRB pair is answered are 1, otherwise, it determines the RNTP values that any one described PRB pair is answered are 0.
In specific implementation process, a threshold value can be set, it is determined that each PRB pair answer RNTP values when, will use
The number of the PRB, when being more than given threshold using the number of the PRB, determines what the PRB pair was answered compared with given threshold
RNTP values are 1, are otherwise 0.
In the embodiment of the present invention, according in Physical Downlink Shared Channel（Physical Downlink Shared
Channel, PDSCH）On, whether identical transmission power is used for all UE, it is determined that can have during above-mentioned given threshold
Following different mode, in short, when using identical transmission power for all UE on PDSCH, it is above-mentioned repeatedly under
The result of row resource packet scheduling can be the multiple scheduling result for all UE, when be directed on PDSCH edge UE and in
When heart UE uses different transmission powers, the result of above-mentioned repeatedly downlink resource packet scheduling can be directed to all edge UE
Multiple scheduling result.It is described as follows：
Situation one, use identical transmission power for all UE on PDSCH；
Specifically, the network side equipment obtains the result of multiple downlink resource packet scheduling from packet scheduler, bag
Include：If transmission power of the network side equipment when sending signal to each UE under covering on PDSCH is identical, from packet
The result of the multiple downlink resource packet scheduling for all UE under covering is obtained in scheduler；
The network side equipment determines the given threshold Th according to below equation：
Wherein, PmaxThe average maximum transmission power for being the network side equipment on each PRB, P0For in each PRB
On, transmission power of the network side equipment when sending signal to each UE under covering on PDSCH, RNTP 'threholdFor from
The value chosen in RNTP threshold values specified in agreement, N are the number of downlink resource packet scheduling.
In above-mentioned formula, PmaxThe average maximum transmission power for being the network side equipment on each PRB, network side are set
The standby average maximum transmission power on each PRB refers specifically to, maximum hair of the network side equipment in used bandwidth
Penetrate power and the ratio for PRB number for using bandwidth to be included.
In specific implementation process, when using identical transmission power for all UE on PDSCH, it can set
The RNTP measured value update cycles in, all time packets obtained from packet scheduler in the RNTP measured value update cycles are adjusted
The result of degree, and the denominator using the transmission power on each PRB as above-mentioned given threshold Th, such as, in 5M bandwidth systems
Under PDSCH on, if for covering under each UE, identical transmission power P is used on each PRB0, then above-mentioned setting threshold
Value Th denominator value is P0, from RNTP threshold values RNTP as defined in LTE protocolthreholdIt is middle to choose above-mentioned RNTP 'threhold, its
In, RNTP is provided in LTE protocolthreholdCan be with value RNTPthrehold∈{-∞,-11,-10,-9,-8,-7,-6,-5,-4,-
3,-2,-1,0,+1,+2,+3}[dB]；After total number PRB_UsedTime that each PRB is used is obtained, according to above-mentioned
Given threshold Th（0<Th<N）, RNTP values are determined, and neighbor cell is transmitted to by X2 interface, as shown in following formula：
Situation two, on PDSCH, use different transmission powers for edge UE and center UE：
Specifically, the network side equipment obtains the result of multiple downlink resource packet scheduling from packet scheduler, bag
Include：If the network side equipment sends signal on Physical Downlink Shared Channel PDSCH to the center UE under covering and edge UE
When transmission power it is different, then the multiple downlink resource obtained from packet scheduler for the lower all edge UE of covering is grouped
The result of scheduling；Wherein, the center UE is the distance apart from the network side equipment less than the UE of setpoint distance, the edge
UE is apart from UE of the distance of the network side equipment not less than the setpoint distance；
The network side equipment determines the given threshold according to below equation：
Wherein, PmaxThe average maximum transmission power for being the network side equipment on each PRB, PHFor in each PRB
On, transmission power of the network side equipment when sending signal to the edge UE under covering on PDSCH, RNTP 'threholdFor from
The value chosen in RNTP threshold values specified in agreement, M are the number for edge UE downlink resource packet scheduling.
With the above situation one, in above-mentioned formula, PmaxRefer specifically to maximum hair of the network side equipment in used bandwidth
Penetrate power and the ratio for PRB number for using bandwidth to be included.
In specific implementation process, when on PDSCH, when using different transmission powers for edge UE and center UE,
The pin in the RNTP measured value update cycles can be obtained from packet scheduler within the RNTP measured value update cycles of setting
To the result of edge UE all secondary packet schedulings, and using for the edge UE transmission power on each PRB as above-mentioned
Given threshold Th denominator, such as, on the PDSCH under 5M bandwidth systems, if for the center UE under covering, in each PRB
It is upper to use transmission power PL, for the edge UE under covering, transmission power P is used on each PRBH(PH>PL), then it is above-mentioned to set
The denominator value for determining threshold value Th is PH, from RNTP threshold values RNTP as defined in LTE protocolthreholdIt is middle to choose above-mentioned RNTP
′threhold, wherein, RNTP is provided in LTE protocolthreholdCan be with value RNTPthrehold∈{-∞,-11,-10,-9,-8,-7,-
6,-5,-4,-3,-2,-1,0,+1,+2,+3}[dB]；In total number PRB_ that each PRB of acquisition is used by edge UE
After UsedTime, according to above-mentioned given threshold Th（0<Th<N）, RNTP values are determined, and neighbor cell is transmitted to by X2 interface,
As shown in following formula：
In order to which the RNTP measuring methods in the embodiment of the present invention are better described, two specific embodiments are set forth below and enter
Row explanation；
As shown in Fig. 2 the RNTP measuring method flow charts provided for the embodiment of the present invention two, including：
S201：Within the RNTP measured value update cycles of setting, all descending moneys of n times altogether are obtained from packet scheduler
The result of source packet scheduling；Wherein, each scheduling result uses binary representation, and value is 0 to represent not make in binary digit
With the PRB resources, value is that 1 expression has used the PRB resources；
S202：After the RNTP measured values update cycle reaches, to the result of the n times downlink resource packet scheduling
In, each PRB pair answers the value on position to sum, and obtains the scheduled number that each PRB pair is answered；
S203：For any one PRB, if the scheduled number that the PRB pair is answered is more than given threshold, the PRB pair
The RNTP values answered are 1, are otherwise 0；
Wherein, the given threshold is determined according to below equation：
Wherein, PmaxThe average maximum transmission power for being the network side equipment on each PRB, P0For in each PRB
On, transmission power of the network side equipment when sending signal to each UE under covering on PDSCH, RNTP 'threholdFor from
RNTP threshold values RNTP specified in agreementthrehold∈{-∞,-11,-10,-9,-8,-7,-6,-5,-4,-3,-2,-1,0,+
1 ,+2 ,+3 } value chosen in [dB], N are the number of downlink resource packet scheduling.
As shown in figure 3, the RNTP measuring method flow charts provided for the embodiment of the present invention three, including：
S301：Within the RNTP measured value update cycles of setting, the M altogether for edge UE is obtained from packet scheduler
The result of secondary downlink resource packet scheduling；Wherein, each scheduling result uses binary representation, and value is 0 table in binary digit
Show and do not use the PRB resources, value is that 1 expression has used the PRB resources；
S302：After the RNTP measured values update cycle reaches, to the result of the M downlink resource packet scheduling
In, each PRB pair answers the value on position to sum, and obtains the scheduled number that each PRB pair is answered；
S303：For any one PRB, if the scheduled number that the PRB pair is answered is more than given threshold, the PRB pair
The RNTP values answered are 1, are otherwise 0；
Wherein, the given threshold is determined according to below equation：
Wherein, PmaxThe average maximum transmission power for being the network side equipment on each PRB, PHFor in each PRB
On, transmission power of the network side equipment when sending signal to the edge UE under covering on PDSCH, RNTP 'threholdFor from
RNTP threshold values RNTP specified in agreementthrehold∈{-∞,-11,-10,-9,-8,-7,-6,-5,-4,-3,-2,-1,0,+
1 ,+2 ,+3 } value chosen in [dB], M are the number for edge UE downlink resource packet scheduling.
Based on same inventive concept, a kind of RNTP corresponding with RNTP measuring methods is additionally provided in the embodiment of the present invention and is surveyed
Device is measured, because the principle of device solution problem is similar to RNTP measuring methods of the embodiment of the present invention, therefore the reality of the device
The implementation for the method for may refer to is applied, part is repeated and repeats no more.
As shown in figure 4, be RNTP measurement apparatus structural representation provided in an embodiment of the present invention, including：
Acquisition module 41, for obtaining the result of multiple downlink resource packet scheduling from packet scheduler；
First determining module 42, for determining in the repeatedly result of downlink resource packet scheduling, use each PRB
Number；
Second determining module 43, for for any one PRB, the use determined according to first determining module 42 should
PRB number, determine the RNTP values that the PRB pair is answered.
Alternatively, the acquisition module 41 is specifically used for：
Within the RNTP measured value update cycles of setting, RNTP measured values renewal week is obtained from the packet scheduler
The result of all secondary downlink resource packet schedulings in phase.
Alternatively, second determining module 43 is specifically used for：
If the number of any one PRB is used to be more than given threshold, it is determined that the RNTP that any one PRB pair is answered
It is worth for 1, otherwise, it determines the RNTP values that any one PRB pair is answered are 0.
Alternatively, the acquisition module 41 is specifically used for：If the network side equipment is in Physical Downlink Shared Channel PDSCH
On to the lower each UE of covering send signal when transmission power it is identical, then obtained from packet scheduler for the institute under covering
There is the result of UE multiple downlink resource packet scheduling；
Second determining module 43 is specifically used for determining the given threshold Th according to below equation：
Wherein, PmaxThe average maximum transmission power for being the network side equipment on each PRB, P0For in each PRB
On, transmission power of the network side equipment when sending signal to each UE under covering on PDSCH, RNTP 'threholdFor from
The value chosen in RNTP threshold values specified in agreement, N are the number of downlink resource packet scheduling.
Alternatively, the acquisition module 41 is specifically used for：If the network side equipment is in Physical Downlink Shared Channel PDSCH
On to the lower center UE and edge UE of covering send signal when transmission power it is different, then obtain to be directed to from packet scheduler and cover
The result of the multiple downlink resource packet scheduling of all edge UE under lid；Wherein, the center UE is apart from the network side
The distance of equipment is less than the UE of setpoint distance, and the edge UE is not less than the setting for the distance apart from the network side equipment
The UE of distance；
Second determining module 43 is specifically used for determining the given threshold according to below equation：
Wherein, PmaxThe average maximum transmission power for being the network side equipment on each PRB, PHFor in each PRB
On, transmission power of the network side equipment when sending signal to the edge UE under covering on PDSCH, RNTP 'threholdFor from
The value chosen in RNTP threshold values specified in agreement, M are the number for edge UE downlink resource packet scheduling.
It should be understood by those skilled in the art that, embodiments of the invention can be provided as method, system or computer program
Product.Therefore, the present invention can use the reality in terms of complete hardware embodiment, complete software embodiment or combination software and hardware
Apply the form of example.Moreover, the present invention can use the computer for wherein including computer usable program code in one or more
Usable storage medium（Including but not limited to magnetic disk storage, CD-ROM, optical memory etc.）The computer program production of upper implementation
The form of product.
The present invention is with reference to method, apparatus according to embodiments of the present invention（System）And the flow of computer program product
Figure and/or block diagram describe.It should be understood that can be by every first-class in computer program instructions implementation process figure and/or block diagram
Journey and/or the flow in square frame and flow chart and/or block diagram and/or the combination of square frame.These computer programs can be provided
The processors of all-purpose computer, special-purpose computer, Embedded Processor or other programmable data processing devices is instructed to produce
A raw machine so that produced by the instruction of computer or the computing device of other programmable data processing devices for real
The device for the function of being specified in present one flow of flow chart or one square frame of multiple flows and/or block diagram or multiple square frames.
These computer program instructions, which may be alternatively stored in, can guide computer or other programmable data processing devices with spy
Determine in the computer-readable memory that mode works so that the instruction being stored in the computer-readable memory, which produces, to be included referring to
Make the manufacture of device, the command device realize in one flow of flow chart or multiple flows and/or one square frame of block diagram or
The function of being specified in multiple square frames.
These computer program instructions can be also loaded into computer or other programmable data processing devices so that counted
Series of operation steps is performed on calculation machine or other programmable devices to produce computer implemented processing, so as in computer or
The instruction performed on other programmable devices is provided for realizing in one flow of flow chart or multiple flows and/or block diagram one
The step of function of being specified in individual square frame or multiple square frames.
Although preferred embodiments of the present invention have been described, but those skilled in the art once know basic creation
Property concept, then can make other change and modification to these embodiments.So appended claims be intended to be construed to include it is excellent
Select embodiment and fall into having altered and changing for the scope of the invention.
Obviously, those skilled in the art can carry out the essence of various changes and modification without departing from the present invention to the present invention
God and scope.So, if these modifications and variations of the present invention belong to the scope of the claims in the present invention and its equivalent technologies
Within, then the present invention is also intended to comprising including these changes and modification.
Claims (8)
1. a kind of Relative Narrowband TX Power RNTP measuring methods, it is characterised in that this method includes：
Network side equipment obtains the result of multiple downlink resource packet scheduling from packet scheduler；Wherein, when in physical down
When using identical transmission power for all user equipment (UE)s on shared channel PDSCH, the repeatedly downlink resource packet is adjusted
The result of degree is the multiple scheduling result for all UE；When using different hairs for edge UE and center UE on PDSCH
When penetrating power, the result of the repeatedly downlink resource packet scheduling is the multiple scheduling result for all edge UE；In described
For heart UE to be less than the UE of setpoint distance apart from the distance of the network side equipment, the edge UE is apart from the network side equipment
Distance be not less than the setpoint distance UE；
The network side equipment is determined in the repeatedly result of downlink resource packet scheduling, uses each Physical Resource Block
PRB number；
If being more than given threshold using any one PRB number, the network side equipment determines that any one PRB pair should
RNTP values be 1, otherwise, it determines the RNTP values answered of any one PRB pair are 0.
2. the method as described in claim 1, it is characterised in that under the network side equipment obtains repeatedly from packet scheduler
The result of row resource packet scheduling, including：
The network side equipment obtains RNTP surveys within the RNTP measured value update cycles of setting from the packet scheduler
The result of all secondary downlink resource packet schedulings in the value update cycle.
3. the method as described in claim 1, it is characterised in that when the result of the repeatedly downlink resource packet scheduling is to be directed to
During all UE multiple scheduling result, the network side equipment determines the given threshold Th according to below equation：
<mrow>
<mi>T</mi>
<mi>h</mi>
<mo>=</mo>
<mrow>
<mo>(</mo>
<mfrac>
<mrow>
<msub>
<mi>P</mi>
<mrow>
<mi>m</mi>
<mi>a</mi>
<mi>x</mi>
</mrow>
</msub>
<mo>&CenterDot;</mo>
<msubsup>
<mi>RNTP</mi>
<mrow>
<mi>t</mi>
<mi>h</mi>
<mi>r</mi>
<mi>e</mi>
<mi>h</mi>
<mi>o</mi>
<mi>l</mi>
<mi>d</mi>
</mrow>
<mo>&prime;</mo>
</msubsup>
</mrow>
<msub>
<mi>P</mi>
<mn>0</mn>
</msub>
</mfrac>
<mo>)</mo>
</mrow>
<mo>&CenterDot;</mo>
<mi>N</mi>
</mrow>
Wherein, PmaxThe average maximum transmission power for being the network side equipment on each PRB, P0It is described on each PRB
Transmission power of the network side equipment when sending signal to each UE under covering on PDSCH, RNTP 'threholdFor from agreement
The value chosen in defined RNTP threshold values, N are the number of downlink resource packet scheduling.
4. the method as described in claim 1, it is characterised in that when the result of the repeatedly downlink resource packet scheduling is to be directed to
During all edge UE multiple scheduling result, the network side equipment determines the given threshold according to below equation：
<mrow>
<mi>T</mi>
<mi>h</mi>
<mo>=</mo>
<mrow>
<mo>(</mo>
<mfrac>
<mrow>
<msub>
<mi>P</mi>
<mrow>
<mi>m</mi>
<mi>a</mi>
<mi>x</mi>
</mrow>
</msub>
<mo>&CenterDot;</mo>
<msubsup>
<mi>RNTP</mi>
<mrow>
<mi>t</mi>
<mi>h</mi>
<mi>r</mi>
<mi>e</mi>
<mi>h</mi>
<mi>o</mi>
<mi>l</mi>
<mi>d</mi>
</mrow>
<mo>&prime;</mo>
</msubsup>
</mrow>
<msub>
<mi>P</mi>
<mi>H</mi>
</msub>
</mfrac>
<mo>)</mo>
</mrow>
<mo>&CenterDot;</mo>
<mi>M</mi>
</mrow>
Wherein, PmaxThe average maximum transmission power for being the network side equipment on each PRB, PHIt is described on each PRB
Transmission power of the network side equipment when sending signal to the edge UE under covering on PDSCH, RNTP 'threholdFor from agreement
The value chosen in defined RNTP threshold values, M are the number for edge UE downlink resource packet scheduling.
5. a kind of Relative Narrowband TX Power RNTP measurement apparatus, it is characterised in that the device is arranged in network side equipment, bag
Include：
Acquisition module, for obtaining the result of multiple downlink resource packet scheduling from packet scheduler；
First determining module, for determining in the repeatedly result of downlink resource packet scheduling, use each physical resource
Block PRB number；
Second determining module, if for being more than given threshold using any one PRB number, it is determined that any one PRB
Corresponding RNTP values are 1, otherwise, it determines the RNTP values that any one PRB pair is answered are 0；
The acquisition module, phase is used for all user equipment (UE)s on Physical Downlink Shared Channel PDSCH specifically for working as
With transmission power when, the repeatedly downlink resource packet scheduling result is obtained from all UE multiple scheduling result；
When using different transmission powers for edge UE and center UE on PDSCH, from all edge UE multiple scheduling
As a result it is middle to obtain the repeatedly downlink resource packet scheduling result；Wherein, the center UE is apart from the network side equipment
Distance is less than the UE of setpoint distance, and the edge UE is the distance apart from the network side equipment not less than the setpoint distance
UE。
6. device as claimed in claim 5, it is characterised in that the acquisition module is specifically used for：
Within the RNTP measured value update cycles of setting, obtained from the packet scheduler in the RNTP measured value update cycles
All secondary downlink resource packet schedulings result.
7. device as claimed in claim 5, it is characterised in that when the acquisition module is from all UE multiple scheduling result
When obtaining the repeatedly downlink resource packet scheduling result, second determining module is specifically used for determining institute according to below equation
State given threshold Th：
<mrow>
<mi>T</mi>
<mi>h</mi>
<mo>=</mo>
<mrow>
<mo>(</mo>
<mfrac>
<mrow>
<msub>
<mi>P</mi>
<mrow>
<mi>m</mi>
<mi>a</mi>
<mi>x</mi>
</mrow>
</msub>
<mo>&CenterDot;</mo>
<msubsup>
<mi>RNTP</mi>
<mrow>
<mi>t</mi>
<mi>h</mi>
<mi>r</mi>
<mi>e</mi>
<mi>h</mi>
<mi>o</mi>
<mi>l</mi>
<mi>d</mi>
</mrow>
<mo>&prime;</mo>
</msubsup>
</mrow>
<msub>
<mi>P</mi>
<mn>0</mn>
</msub>
</mfrac>
<mo>)</mo>
</mrow>
<mo>&CenterDot;</mo>
<mi>N</mi>
</mrow>
Wherein, PmaxThe average maximum transmission power for being the network side equipment on each PRB, P0It is described on each PRB
Transmission power of the network side equipment when sending signal to each UE under covering on PDSCH, RNTP 'threholdFor from agreement
The value chosen in defined RNTP threshold values, N are the number of downlink resource packet scheduling.
8. device as claimed in claim 5, it is characterised in that when the acquisition module is from all edge UE multiple scheduling knot
When the repeatedly downlink resource packet scheduling result is obtained in fruit, second determining module is specifically used for true according to below equation
The fixed given threshold：
<mrow>
<mi>T</mi>
<mi>h</mi>
<mo>=</mo>
<mrow>
<mo>(</mo>
<mfrac>
<mrow>
<msub>
<mi>P</mi>
<mrow>
<mi>m</mi>
<mi>a</mi>
<mi>x</mi>
</mrow>
</msub>
<mo>&CenterDot;</mo>
<msubsup>
<mi>RNTP</mi>
<mrow>
<mi>t</mi>
<mi>h</mi>
<mi>r</mi>
<mi>e</mi>
<mi>h</mi>
<mi>o</mi>
<mi>l</mi>
<mi>d</mi>
</mrow>
<mo>&prime;</mo>
</msubsup>
</mrow>
<msub>
<mi>P</mi>
<mi>H</mi>
</msub>
</mfrac>
<mo>)</mo>
</mrow>
<mo>&CenterDot;</mo>
<mi>M</mi>
</mrow>
Wherein, PmaxThe average maximum transmission power for being the network side equipment on each PRB, PHIt is described on each PRB
Transmission power of the network side equipment when sending signal to the edge UE under covering on PDSCH, RNTP 'threholdFor from agreement
The value chosen in defined RNTP threshold values, M are the number for edge UE downlink resource packet scheduling.
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Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101662775A (en) * | 2008-08-27 | 2010-03-03 | 上海华为技术有限公司 | Method, device and system for reducing base station interference |
| CN102413499A (en) * | 2010-09-20 | 2012-04-11 | 大唐移动通信设备有限公司 | Simulation method for inter-cell interference coordination, and device therefor |
| CN102857977A (en) * | 2011-06-27 | 2013-01-02 | 普天信息技术研究院有限公司 | RNTP (relative narrowband transmission power)-based interference coordinating method in LTE (long term evolution) system |
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| KR101567368B1 (en) * | 2009-07-02 | 2015-11-09 | 삼성전자주식회사 | Apparatus and method for managing resource to decrasse inter cell interference in a broadband wireless commmunication system |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101662775A (en) * | 2008-08-27 | 2010-03-03 | 上海华为技术有限公司 | Method, device and system for reducing base station interference |
| CN102413499A (en) * | 2010-09-20 | 2012-04-11 | 大唐移动通信设备有限公司 | Simulation method for inter-cell interference coordination, and device therefor |
| CN102857977A (en) * | 2011-06-27 | 2013-01-02 | 普天信息技术研究院有限公司 | RNTP (relative narrowband transmission power)-based interference coordinating method in LTE (long term evolution) system |
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Address after: 510663 No. 10 Shenzhou Road, Science City, Luogang District, Guangzhou City, Guangdong Province Patentee after: Jingxin Network System Co.,Ltd. Address before: 510663 No. 10 Shenzhou Road, Science City, Luogang District, Guangzhou City, Guangdong Province Patentee before: COMBA TELECOM SYSTEMS (CHINA) Ltd. |
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