CN102480754A - Method, system and device for determining SNPL (Serving and Neighbor Cell Pathloss) - Google Patents

Method, system and device for determining SNPL (Serving and Neighbor Cell Pathloss) Download PDF

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Publication number
CN102480754A
CN102480754A CN201010554303XA CN201010554303A CN102480754A CN 102480754 A CN102480754 A CN 102480754A CN 201010554303X A CN201010554303X A CN 201010554303XA CN 201010554303 A CN201010554303 A CN 201010554303A CN 102480754 A CN102480754 A CN 102480754A
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snpl
district
power value
sub
witness mark
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CN102480754B (en
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邢艳萍
李晓卡
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Datang Mobile Communications Equipment Co Ltd
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Datang Mobile Communications Equipment Co Ltd
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Priority to PCT/CN2011/082405 priority patent/WO2012068970A1/en
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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W24/00—Supervisory, monitoring or testing arrangements
    • H04W24/10—Scheduling measurement reports ; Arrangements for measurement reports
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B17/00—Monitoring; Testing
    • H04B17/30—Monitoring; Testing of propagation channels
    • H04B17/309—Measuring or estimating channel quality parameters
    • H04B17/318—Received signal strength

Abstract

The embodiment of the invention relates to the technical field of wireless communication, in particular to a method, system and device for determining SNPL (Serving and Neighbor Cell Pathloss) so as to solve the problems existing in the prior art that when a terminal calculates the SNPL, a measured channel is of a P-CCPCH (Primary Common Control Physical Channel) channel which has a constant transmitting power, the SNPL only can reflect the distance from the terminal to a base station, thereby causing lower utilization rate of system resources and the loss of throughput per hour when a network side carries out ROL (Repeated Optical Link) control according to the SNPL. The method provided by the embodiment of the invention comprises the following steps: the network side is used for determining a transmitting power value of a SNPL measuring reference channel; the network side transmits a reference signal to the terminal through the corresponding SNPL measuring reference channel according to the transmitting power value, and is used for indicating a receiving power value to which the terminal measurement correspond and determining the SNPL according to the measured receiving power value. According to the method provided by the embodiment of the invention, the utilization rate of the system resources can be increased, and the loss of throughput per hour is reduced.

Description

The method of a kind of definite SNPL, system and equipment
Technical field
The present invention relates to wireless communication technology field, method, system and the equipment of particularly a kind of definite SNPL (Serving and Neighbour Cell Pathloss, Serving cell and adjacent sub-district path loss).
Background technology
TD-SCDMA (Time Division Synchronized Code Division Multiple Access; TD SDMA) HSUPA (High Speed Uplink Packet Access; The access of high speed uplink bag) technology is a kind of transmission mechanism of up enhancing; With respect to before RNC (Radio Network Controller; Radio network controller) mode of dedicated physical channels allocated has realized the dynamic dispatching of base station and sharing of physical resource, thereby has promoted up efficiency of transmission.
As shown in Figure 1, the scheduled transmission flow process of HSUPA comprises:
Step 101, UE (terminal) send the dispatch request that contains SI (Scheduling Information, schedule information), are used for to base station application scheduling resource.SI can be carried on E-RUCCH (E-DCH Random access Uplink Control Channel, E-DCH inserts ascending control channel at random; E-DCH:Enhanced Dedicated Transport Channel strengthens the shape dedicated transmission channel) on, also can pass through E-PUCH (E-DCH Physical Uplink Channel, E-DCH physical uplink channel) and carry.
Step 102, Node B (base station) carry out scheduling of resource according to the dispatch request information of receiving, and go up the transmission resource license information at E-AGCH (E-DCH Absolute Grant Channel, E-DCH absolute grant channel).
Step 103, UE are according to the resource scheduling information of receiving; Strengthen transformat combination (E-TFC) and select, select suitable TBS (Transport Block Size, transmission block size) and modulation system; Encode afterwards, modulate, on E-PUCH, send uplink strengthening data;
Step 104, Node B receive after the E-PUCH; Carry out decoding processing; According to CRC (Cyclic Redundancy Check; CRC) obtain ACK/NACK information, the coding after be mapped to E-HICH (E-DCH HARQ acknowledge Indicator Channel, E-DCH HARQ just answers indicating channel; HARQ:Hybrid Automatic Repeat Request, mixed automatic repeat request) feeds back to this UE on.
Like this, UE has just accomplished the data transmission of a scheduled transmission process.
Wherein, UE is made up of 3 partial contents to the SI information that network reports, and is as shown in table 1:
Figure BDA0000033556820000021
Table 1
SNPL: thus help the base station to estimate the degree distribution power and the code channel resource of the presence of intercell interference that each UE produces.
UE power residue (UPH, UE Power Headroom): expression UE maximum transmit power with equal the power difference that the 0 UE transmitted power that calculates is compared as β e.
Buffer information comprises: highest priority logical channel (HLID, Highest priority Logical Channel); Whole E-DCH Buffer state (TEBS, Total E-DCH Buffer Status); Highest priority logical channel Buffer state (HLB S, Highest priority Logical channel Buffer Status).
Wherein, SNPL is calculated by the configuration information and the measurement result of terminal according to network side.The adjacent sub-district that needs during SNPL calculates to consider comprises all homogeneous-frequency adjacent-domains and part alien frequencies adjacent area, and the main carrier of these alien frequencies adjacent areas is different with the work carrier wave of UE, but has auxilliary carrier wave identical with the work carrier wave of UE.
Example is as shown in table 2, and terminal works has neighbor cell C2/C3/C4 on every side on the auxilliary carrier wave 1 (frequency F8) of sub-district C1, and their frequency planning is as shown in table 1.So, network can be given the terminal with the information configuration of sub-district C2/C3/C4 in measurement control message.Wherein, C2 is as homogeneous-frequency adjacent-domain; C3/C4 is as the alien frequencies adjacent area; And, can corresponding IE " Intra-Secondary Frequency Indicator (with assisting carrier identification frequently) " be set to TRUE when then disposing C3 in the different frequency cell information tabulation in the measurement control message of network transmission and represent that the auxilliary frequency identical with the working frequency points at terminal arranged among the C3 because the auxilliary carrier wave 2 among the C3 is identical with the work carrier wave at terminal.Otherwise because C4 does not comprise the frequency identical with the terminal works carrier wave, then IE " Intra-Secondary Frequency Indicator " is FALSE.When calculate at SNPL at the terminal, need to consider the path loss measurement result of C2/C3, and need not consider the measurement result of C4.
C1 C2 C3 C4
Main carrier F7 F8 F9 F9
Auxilliary carrier wave 1 F8 F9 F7 F7
Auxilliary carrier wave 2 F9 F7 F8 F6
Table 2 subdistrict frequency point planning example
The terminal reports SNPL assistant base station side to carry out ROT (thermal noise lifting) control to network at present, and control terminal is to the interference level of adjacent sub-district.And the channel of measuring when at present the path loss of SNPL is calculated at the terminal is the P-CCPCH channel; For functions such as the access at the covering that guarantees broadcast singal and terminal and switchings; The P-CCPCH channel transmitting power is constant, and SNPL can only reflect the distance of terminal apart from the base station, in the time of can occurring NodeB according to the SNPL scheduling UE transfer of data confirmed in this case; Can't effectively carry out ROT control, cause the loss of sector data throughput.
In sum; The channel of measuring when at present the path loss of SNPL is calculated at the terminal is the P-CCPCH channel; This channel transmitting power is constant, so SNPL can only reflect the distance of terminal apart from the base station, carries out ROT when control thereby network side can occur according to SNPL; Cause resource utilization ratio lower, cause the loss of throughput.
Summary of the invention
The embodiment of the invention provides method, system and the equipment of a kind of definite SNPL; The channel of measuring when solving the path loss that calculates SNPL in the terminal that exists in the prior art is the P-CCPCH channel; This channel transmitting power is constant, so SNPL can only reflect the distance of terminal apart from the base station, carries out ROT when control thereby network side can occur according to SNPL; Cause resource utilization ratio lower, cause the problem of the loss of throughput.
The method of a kind of definite Serving cell that the embodiment of the invention provides and adjacent sub-district path loss SNPL comprises:
Network side is confirmed SNPL witness mark channel transmitting power value;
Said network side is according to transmission power level, and the SNPL witness mark channel through correspondence sends reference signal to the terminal, is used for indicating terminal and measures corresponding received power value, confirms SNPL according to the received power value of measuring.
The another kind that the embodiment of the invention provides is confirmed the method for SNPL, comprising:
The terminal through SNPL witness mark channel in the sub-district of each participation SNPL calculating, receives reference signal, and measures received power value respectively;
SNPL is confirmed according to the received power value of measuring in said terminal.
The equipment of a kind of definite SNPL that the embodiment of the invention provides comprises:
The transmitting power determination module is used for confirming SNPL witness mark channel transmitting power value;
Sending module is used for according to transmission power level, and the SNPL witness mark channel through correspondence sends reference signal to the terminal, is used for indicating terminal and measures corresponding received power value, confirms SNPL according to the received power value of measuring.
The another kind that the embodiment of the invention provides is confirmed the equipment of SNPL, comprising:
Measurement module is used for participating in the sub-district SNPL witness mark channel that SNPL calculates through each respectively, receives reference signal, and measures received power value;
The SNPL determination module is used for confirming SNPL according to the received power value of measuring.
The system of a kind of definite SNPL that the embodiment of the invention provides comprises:
Network equipment is used for confirming SNPL witness mark channel transmitting power value, according to transmission power level, through the SNPL witness mark channel transmission reference signal of correspondence;
The terminal is used for participating in the sub-district SNPL witness mark channel that SNPL calculates through each respectively, receives reference signal, and measures received power value, according to the received power value of measuring, confirms SNPL.
Because network side can be according to the transmitting power of confirming; On SNPL witness mark channel, send reference signal; SNPL is confirmed according to the received power of on SNPL witness mark channel, measuring in the terminal; Thereby make when network side carries out ROT control according to SNPL, can improve usage factor of system resource, reduce the loss of throughput.
Description of drawings
Fig. 1 is the schematic flow sheet of HSUPA scheduled transmission in the background technology;
Fig. 2 confirms the system configuration sketch map of SNPL for the embodiment of the invention;
Fig. 3 is the structural representation of embodiment of the invention network equipment;
Fig. 4 is the structural representation at embodiment of the invention terminal;
Fig. 5 confirms the method flow sketch map of SNPL for embodiment of the invention network side notice terminal;
Fig. 6 confirms the method flow sketch map of SNPL for embodiment of the invention end side;
Fig. 7 is first kind of SNPL witness mark of embodiment of the invention channel sketch map;
Fig. 8 is first kind of SNPL witness mark of embodiment of the invention channel sketch map.
Embodiment
Embodiment of the invention network side is according to the SNPL witness mark channel transmitting power value of confirming; SNPL witness mark channel through correspondence sends reference signal to the terminal; The terminal is respectively through SNPL witness mark channel measurement received power value in the sub-district of each participation SNPL calculating; According to the received power value of measuring, confirm SNPL.Because network side can be according to the transmitting power of confirming; On SNPL witness mark channel, send reference signal; SNPL is confirmed according to the received power of on SNPL witness mark channel, measuring in the terminal, thereby makes when network side carries out ROT control according to SNPL, can improve usage factor of system resource.
In the declarative procedure below, the cooperation enforcement from network side and end side earlier describes, and describes from the enforcement of network side and end side respectively at last; But this does not also mean that the two must cooperate enforcement; In fact, separate when implementing, also solved respectively in network side, the existing problem of end side when network side and end side; When just the two is used in combination, can obtain better technique effect.
Below in conjunction with Figure of description the embodiment of the invention is described in further detail.
As shown in Figure 2, the embodiment of the invention confirms that the system of SNPL comprises: network equipment 10 and terminal 20.
Network equipment 10 is used for confirming SNPL witness mark channel transmitting power value, according to transmission power level, through the SNPL witness mark channel transmission reference signal of correspondence.
Terminal 20 is used for participating in the sub-district SNPL witness mark channel that SNPL calculates through each respectively, receives reference signal, and measures received power value, according to the received power value of measuring, confirms SNPL.
Wherein, network equipment 10 is confirmed measured parameter value earlier, confirms reference power value according to measured parameter value then.
Measured parameter value can be confirmed through out-hole run result or schedule information, also can confirm back informing network side apparatus 10 by RNC.
The witness mark value is the numerical value of expression estate performance, such as the numerical value of expression cell load, and the numerical value of expression area interference etc.
If the numerical value of expression cell load, the witness mark value can be: number of users, user's Mean Speed, RTWP (Received Total Wide band Power, received bandwidth total power) etc.
If the numerical value of expression area interference, the witness mark value can be: time slot ISCP (Interference Signal Code Power, Interference Signal Code Power) etc.
Wherein, measured parameter value further is divided into the measured parameter value of carrier wave in measured parameter value and the sub-district of sub-district again.
If measured parameter value is the measured parameter value of sub-district; Then network equipment 10 is according to the corresponding relation of predefined measured parameter value scope and reference power value; Confirm the affiliated measured parameter value scope corresponding reference performance number of measured parameter value of sub-district, and confirm the SNPL witness mark channel transmitting power value that the sub-district is corresponding according to reference power value.
Such as the sub-district is single-carrier cell, and then network equipment 10 is measured on this carrier wave, confirms measured parameter value, and with the measured parameter value of the measured parameter value that obtains as this sub-district.
Accordingly, network equipment 10 confirms according to the measured parameter value corresponding reference performance number of sub-district after the transmission power level that according to the transmission power level of confirming, SNPL witness mark channel sends reference signal in the carrier wave of this sub-district.
Such as the sub-district is multi-carrier district; Then network equipment 10 can be measured on each carrier wave; Confirm the measured parameter value that each carrier wave is corresponding, then with a kind of measured parameter value in mean value, maximum, minimum value and all the measured parameter value sums of measured parameter value as this sub-district.
Accordingly; Network equipment 10 is confirmed after the transmission power level according to the measured parameter value corresponding reference performance number of sub-district; On each carrier wave, send SNPL witness mark channel, perhaps only send SNPL witness mark channel with the transmitting power of confirming on therein the carrier wave with identical transmission power level.
Suppose that there are three carrier wave A, B and C in sub-district 1, the measured parameter value that carrier wave A is corresponding is A1, and the measured parameter value that carrier wave B is corresponding is B1, and the measured parameter value that carrier wave C is corresponding is C1.Confirm that according to A1, B1 and C1 the measured parameter value of sub-district is Z; Confirm that according to Z the transmission power level of sub-district is X; Then network equipment 10 adopts X to send SNPL witness mark channel on carrier wave A, B and C respectively, and perhaps only at a carrier wave, for example A goes up and adopts X to send SNPL witness mark channel.
If measured parameter value is the measured parameter value of carrier wave; Then network equipment is according to the corresponding relation of predefined measured parameter value scope and reference power value; Confirm the affiliated measured parameter value scope corresponding reference performance number of measured parameter value of each carrier wave in the sub-district, and confirm the corresponding SNPL witness mark channel transmitting power value of each carrier wave in the sub-district according to reference power value.
Such as the sub-district is multi-carrier district, and then network equipment 10 can be measured on each carrier wave, confirms the measured parameter value that each carrier wave is corresponding.
Accordingly, network equipment 10 is confirmed according to the corresponding measured parameter value corresponding reference performance number of each carrier wave on each carrier wave, to send SNPL witness mark channel with the corresponding transmission power level of this carrier wave after the transmission power level.
Suppose that there are three carrier wave A, B and C in sub-district 1, the measured parameter value that carrier wave A is corresponding is A1, and the measured parameter value that carrier wave B is corresponding is B1, and the measured parameter value that carrier wave C is corresponding is C1.Confirm that according to A1 the reference power value of carrier wave A is A2; Confirm that according to B1 the reference power value of carrier wave B is B2; Confirm that according to C1 the reference power value of carrier wave C is C2; The corresponding SNPL witness mark channel transmitting power value of confirming according to A2 of carrier wave A is A3; The corresponding SNPL witness mark channel transmitting power value of confirming according to B2 of carrier wave A is B3, and the corresponding SNPL witness mark channel transmitting power value of confirming according to C2 of carrier wave A is C3, and then network equipment 10 adopts A3 to send reference signal on the corresponding SNPL witness mark channel of carrier wave A; Network equipment 10 adopts B3 to send reference signal on the corresponding SNPL witness mark channel of carrier wave B, and network equipment 10 adopts C3 to send reference signal on the corresponding SNPL witness mark channel of carrier wave C.
In force, the SNPL witness mark channel that each carrier wave is corresponding in the sub-district can concentrate on the carrier wave in the sub-district; The SNPL witness mark channel that each carrier wave is corresponding in the sub-district can also be respectively on carrier wave separately, and promptly to a carrier wave, the SNPL witness mark channel that this carrier wave is corresponding in the sub-district is on this carrier wave.Such as carrier wave A and B, SNPL witness mark channel that then carrier wave A is corresponding and the corresponding SNPL witness mark channel of carrier wave B can be all on carrier wave A; The SNPL witness mark channel of all right carrier wave A correspondence is on carrier wave A, and the SNPL witness mark channel of carrier wave B correspondence is on carrier wave B.
Wherein, reference power value can be reference power value or power difference.
If reference power value is the reference power value, network equipment 10 with the reference power value as transmission power level.
Accordingly, the received power value of SNPL witness mark channel in the received power value of SNPL witness mark channel and each adjacent sub-district is confirmed SNPL according to the received power value of confirming in the 20 definite Serving cells of terminal.
Concrete; A kind of in the received power sum of mean value, maximum, minimum value and all adjacent sub-districts of the received power of SNPL witness mark channel in each adjacent sub-district can be confirmed in terminal 20; Then with the received power value of SNPL witness mark channel in the Serving cell divided by the received power value of confirming, thereby obtain SNPL.
Specifically can confirm SNPL once a kind of formula the in～formula four according to formula.
Φ = R Serv Ave n = 1 . . N R n . . . . . . . . . . . . . . Formula one.
Φ = R Serv Max n = 1 . . N R n . . . . . . . . . . . . . . Formula two.
Φ = R Serv Min n = 1 . . N R n . . . . . . . . . . . . . . Formula three.
Φ = R Serv Σ n = 1 . . N N R n . . . . . . . . . . . . . . Formula four.
Wherein, Rserv is the received power of SNPL witness mark channel in the Serving cell, and Rn is the received power of SNPL witness mark channel among the adjacent sub-district n.
Concrete which kind of formula that adopts can be made an appointment in agreement, also can be consulted by network equipment 10 and terminal 20, can also be by network equipment 10 notice terminals 20.
If reference power value is the power difference, network equipment 10 is confirmed transmission power level according to the performance number of power difference and reference channel.
Concrete, network equipment 10 can be with the performance number sum of power difference and reference channel as transmission power level; Network equipment 10 can also be with the difference of the performance number of reference channel and power difference as transmission power level.
Accordingly, terminal 20 can be confirmed the circuit loss value of each sub-district according to the received power value of SNPL witness mark channel in each sub-district of the performance number of reference channel and measurement, and according to the circuit loss value of each sub-district of confirming, confirms SNPL.
Concrete; Terminal 20 has been confirmed after the received power value of each sub-district; Respectively the received power value of SNPL witness mark channel in each sub-district and the performance number of reference channel are done poor taking absolute value; The value that obtains according to formula five or formula six, is confirmed SNPL then as the equivalent circuit loss value of each sub-district.
Φ = 1 Σ n = 1 N L Serv / L n . . . . . . . . . . . . Formula five.
Φ = Min n = 1 . . N ( L n ) L Serv . . . . . . . . . . . . Formula six.
Wherein, Φ is SNPL, L ServBe the path loss measurement result of Serving cell, L nPath loss measurement result for adjacent sub-district n.
Concrete which kind of formula that adopts can be made an appointment in agreement, also can be consulted by network equipment 10 and terminal 20, can also be by network equipment 10 notice terminals 20.
Such as two sub-district A and B are arranged; The received power value of SNPL witness mark channel is A1 among the A of sub-district, and the performance number of reference channel is C, and the received power value of SNPL witness mark channel is B1 among the B of sub-district; The performance number of reference channel is D; Then use | the value that A1-C| obtains is as the circuit loss value of sub-district A, uses | and the value that D-B1| obtains is as the circuit loss value of sub-district B, brings the circuit loss value of sub-district A and sub-district B into formula five or formula six just obtains SNPL.
Reference channel can be a down physical channel arbitrarily.Preferable reference channel is P-CCPCH.Because the P-CCPCH channel transmitting power is constant, and network can be with P-CCPCH channel transmitting power notice terminal.The power of other down channel generally is variable, confirms in real time that by base station side the terminal does not have prior information.
Wherein, network equipment 10 can be confirmed the position of the SNPL witness mark channel in the sub-district according to the SNPL parameter information; The SNPL parameter information can be stipulated in agreement in advance, also can be notified by RNC; The SNPL parameter information includes but not limited to one or more in the following message:
Frequency, subframe, time slot and code channel resource.
In force, the position of the SNPL witness mark channel in the sub-district is confirmed at terminal 20 according to the SNPL parameter information.The SNPL witness mark channel that use at terminal 20 can be stipulated in agreement in advance, also can be notified by network equipment 10 or RNC.
Wherein, network equipment 10 can be confirmed transmission power level in real time, all sends reference signal according to the transmission power level of confirming in each subframe; Network equipment 10 also can carry out smoothly measured parameter value, and the result after utilization is level and smooth confirms transmission power level; Can also be by RNC with measured parameter value periodicity informing network side apparatus 10, network equipment 10 is confirmed SNPL witness mark channel transmitting power according to the result of RNC notice.
Network equipment 10 is after having confirmed the corresponding SNPL witness mark channel in sub-district; Can be in this sub-district Midamble (centre) the sign indicating number part and the data division of corresponding SNPL witness mark channel; Transmission power level according to correspondence sends reference signal to the terminal, specifically can be referring to Fig. 7.
Such as arranging the fixing code channel that takies the 3rd and the 4th SF16 of main carrier time slot 0 continuously of SNPL witness mark channel.The data division of this channel can be filled perhaps according to predefined Data Styles and filled data arbitrarily by network equipment 10.Further, the SNPL witness mark channel of the above-mentioned resource of main carrier can adopt time-multiplexed mode respectively as the SNPL witness mark channel of different carrier.
Accordingly, the signal of terminal 20 receiving slots 0 the 3rd and the 4th SF16 code channel, and measure received power.
Network equipment 10 can be in the Midamble sign indicating number part of the corresponding SNPL witness mark channel in this sub-district after having confirmed the corresponding SNPL witness mark channel in sub-district, sends reference signal according to the transmission power level of correspondence to the terminal, specifically can be referring to Fig. 8.
Such as only partly transmitting at the midamble sign indicating number, data division does not send signal.The cyclic shift result of the basic Midamble sign indicating number that the midamble of reference signal part can be used for this sub-district also can be the cyclic shift of another outer basic Midamble sign indicating number of the basic midamble sign indicating number that uses of this sub-district.The information of concrete basic midamble sign indicating number that uses and cyclic shift can be stipulated in agreement or pre-configured network equipment 10 and the terminal 20 given.
Certainly, when midamble sign indicating number part and data division transmitted, midamble sign indicating number part also can adopt aforesaid way transmission signal.
The network equipment 10 of the embodiment of the invention can be base station (such as a macro base station, evolution base station, Home eNodeB etc.), also can be RN (relaying) equipment, can also be other network equipment.
Based on same inventive concept; Network equipment, terminal also are provided in the embodiment of the invention, have reached the method for confirming SNPL; Because principle that these equipment and method are dealt with problems and the system similarity of definite SNPL; Therefore the enforcement of these equipment and method can repeat part and repeat no more referring to system implementation.
As shown in Figure 3, the network equipment of the embodiment of the invention comprises: transmitting power determination module 100 and sending module 110.
Transmitting power determination module 100 is used for confirming SNPL witness mark channel transmitting power value.
Sending module 110 is used for according to transmission power level, and the SNPL witness mark channel through correspondence sends reference signal to the terminal, is used for indicating terminal and measures corresponding received power value, confirms SNPL according to the received power value of measuring.
Wherein, Transmitting power determination module 100 can be according to the corresponding relation of predefined measured parameter value scope and reference power value; Confirm the affiliated measured parameter value scope corresponding reference performance number of measured parameter value of sub-district, and confirm the SNPL witness mark channel transmitting power value that the sub-district is corresponding according to reference power value.
Transmitting power determination module 100 can also be according to the corresponding relation of predefined measured parameter value scope and reference power value; Confirm the affiliated measured parameter value scope corresponding reference performance number of measured parameter value of each carrier wave in the sub-district, and confirm the corresponding SNPL witness mark channel transmitting power value of each carrier wave in the sub-district according to reference power value.
On the carrier wave of SNPL witness mark channel in the sub-district that each carrier wave is corresponding in the sub-district; Or
To a carrier wave, the SNPL witness mark channel that this carrier wave is corresponding in the sub-district is on this carrier wave.
When reference power value is the reference power value, transmitting power determination module 100 with the reference power value as transmission power level;
When reference power value was the power difference, transmitting power determination module 100 was confirmed transmission power level according to the performance number of power difference and reference channel.
Sending module 110 is in the Midamble sign indicating number part of SNPL witness mark channel, sends reference signal according to the transmission power level of correspondence to the terminal; Or, send reference signal to the terminal according to the transmission power level of correspondence at the Midamble sign indicating number of SNPL witness mark channel part and data division.
Wherein, sending module 110 can also send the SNPL parameter information of the SNPL witness mark channel of each sub-district to the terminal.
As shown in Figure 4, the terminal of the embodiment of the invention comprises: measurement module 200 and SNPL determination module 210.
Measurement module 200 is used for participating in the sub-district SNPL witness mark channel that SNPL calculates through each respectively, receives reference signal, and measures received power value.
SNPL determination module 210 is used for the received power value according to measurement module 200 measurements, confirms SNPL.
Wherein, SNPL determination module 210 is confirmed the circuit loss value of each sub-district according to the received power value of each SNPL witness mark channel of the performance number of reference channel and measurement, and according to the circuit loss value of each sub-district of confirming, confirms SNPL.
The received power value of SNPL witness mark channel in the received power value of SNPL witness mark channel and each adjacent sub-district is confirmed SNPL according to the received power value of confirming in SNPL determination module 210 definite Serving cells.
Wherein, measurement module 200 is confirmed the SNPL witness mark channel in each sub-district of participating in SNPL calculating according to the SNPL parameter information.
As shown in Figure 5, embodiment of the invention network side notice terminal confirms that the method for SNPL comprises the following steps:
Step 501, network side are confirmed SNPL witness mark channel transmitting power value.
Step 502, network side be according to transmission power level, and the SNPL witness mark channel through correspondence sends reference signal to the terminal, is used for indicating terminal and measures corresponding received power value, confirms SNPL according to the received power value of measuring.
In the step 501, network side is confirmed the measured parameter value of sub-district earlier, confirms the reference power value of each sub-district then according to measured parameter value.
Wherein, measured parameter value further is divided into the measured parameter value of carrier wave in measured parameter value and the sub-district of sub-district again.
If measured parameter value is the measured parameter value of sub-district; Then in the step 501; Network side is according to the corresponding relation of predefined measured parameter value scope and reference power value; Confirm the affiliated measured parameter value scope corresponding reference performance number of measured parameter value of sub-district, and confirm the SNPL witness mark channel transmitting power value that the sub-district is corresponding according to reference power value.
In the step 502, network side confirms according to the measured parameter value corresponding reference performance number of sub-district after the transmission power level, confirms SNPL witness mark channel in the carrier wave of this sub-district, and according to the transmission power level of confirming, sends reference signal.
Such as the sub-district is single-carrier cell, and then in the step 501, network side is measured on this carrier wave, confirms measured parameter value, and with the measured parameter value of the measured parameter value that obtains as this sub-district; In the step 502, network side is confirmed SNPL witness mark channel in the carrier wave of this sub-district, and according to the transmission power level of confirming, sends reference signal.
Such as the sub-district is multi-carrier district; Then in the step 501; Network side can be measured on each carrier wave; Confirm the measured parameter value that each carrier wave is corresponding, then with a kind of measured parameter value in mean value, maximum, minimum value and all the measured parameter value sums of measured parameter value as this sub-district; In the step 502, network side is confirmed the corresponding SNPL witness mark channel of each carrier wave of this sub-district, and on the corresponding SNPL witness mark letter of each carrier wave, sends reference signal with identical transmission power level.
If measured parameter value is the measured parameter value of carrier wave; Then in the step 501; Network equipment is according to the corresponding relation of predefined measured parameter value scope and reference power value; Confirm the affiliated measured parameter value scope corresponding reference performance number of measured parameter value of each carrier wave in the sub-district, and confirm the corresponding SNPL witness mark channel transmitting power value of each carrier wave in the sub-district according to reference power value.
Such as the sub-district is multi-carrier district, and then in the step 501, network side can be measured on each carrier wave, confirms the measured parameter value that each carrier wave is corresponding; In the step 502; Network equipment 10 is confirmed after the transmission power level according to the corresponding measured parameter value corresponding reference performance number of each carrier wave; Confirm the corresponding SNPL witness mark channel of each carrier wave of this sub-district, and on each carrier wave, send reference signal with the corresponding transmission power level of this carrier wave.
In force, the SNPL witness mark channel that each carrier wave is corresponding in the sub-district can concentrate on the carrier wave in the sub-district; The SNPL witness mark channel that each carrier wave is corresponding in the sub-district can also be respectively on carrier wave separately, and promptly to a carrier wave, the SNPL witness mark channel that this carrier wave is corresponding in the sub-district is on this carrier wave.
Wherein, reference power value can be reference power value or power difference.
If reference power value is the reference power value, in the step 501, network side with the reference power value as transmission power level.
If reference power value is the power difference, in the step 501, network side is confirmed transmission power level according to the performance number of power difference and reference channel.
Concrete, network side can be with the performance number sum of power difference and reference channel as transmission power level; Network side can also be with the difference of the performance number of reference channel and power difference as transmission power level.
Reference channel can be a down physical channel arbitrarily.Preferable reference channel is P-CCPCH.
Wherein, wherein, network side can be confirmed the position of the SNPL witness mark channel in the sub-district according to the SNPL parameter information; The SNPL parameter information can be stipulated in agreement in advance, also can be notified by RNC.
Further, network side can be notified the SNPL parameter information to the terminal.
Wherein, network side can be confirmed transmission power level constantly, all sends reference signal according to the transmission power level of confirming in each subframe; Network side also can carry out smoothly measured parameter value, and the result after utilization is level and smooth confirms transmission power level.
In the step 502; Network side is after having confirmed the corresponding SNPL witness mark channel in sub-district; Can be in this sub-district the Midamble sign indicating number part and the data division of corresponding SNPL witness mark channel, send reference signal according to the transmission power level of correspondence to the terminal, specifically can be referring to Fig. 7.
Network side can be in the Midamble sign indicating number part of the corresponding SNPL witness mark channel in this sub-district after having confirmed the corresponding SNPL witness mark channel in sub-district, sends reference signal according to the transmission power level of correspondence to the terminal, specifically can be referring to Fig. 8.
As shown in Figure 6, embodiment of the invention end side confirms that the method for SNPL comprises the following steps:
Step 601, terminal through SNPL witness mark channel in the sub-district of each participation SNPL calculating, receive reference signal, and measure received power value respectively.
SNPL is confirmed according to the received power value of measuring in step 602, terminal.
Wherein, the transmitting power of network side transmission reference signal is confirmed according to reference power value.
If reference power value is the reference power value, in the step 601, the received power value of SNPL witness mark channel in the received power value that SNPL witness mark channel in the Serving cell is confirmed at the terminal and each adjacent sub-district; In the step 602, SNPL is confirmed according to the received power value of confirming in the terminal.
Concrete; A kind of in the received power sum of mean value, maximum, minimum value and all adjacent sub-districts of the received power of SNPL witness mark channel in each adjacent sub-district can be confirmed in the terminal; Then with the received power value of SNPL witness mark channel in the Serving cell divided by the received power value of confirming, thereby obtain SNPL.
Specifically can confirm SNPL once a kind of formula the in～formula four according to formula.
If reference power value is the power difference; In the step 602; The circuit loss value of each sub-district is confirmed according to the received power value of SNPL witness mark channel in each sub-district of the performance number of reference channel and measurement in the terminal, and according to the circuit loss value of each sub-district of confirming, confirms SNPL.
Concrete; The terminal has been confirmed after the received power value of each sub-district; Respectively the received power value of SNPL witness mark channel in each sub-district and the performance number of reference channel are done poor taking absolute value; The value that obtains according to formula five or formula six, is confirmed SNPL then as the equivalent circuit loss value of each sub-district.
Reference channel can be a down physical channel arbitrarily.Preferable reference channel is P-CCPCH.
Wherein, the SNPL witness mark channel of each sub-district can be stipulated in agreement in advance, also can be notified by network side.If the network side notice, then in the step 601, the SNPL witness mark channel in each sub-district of participating in SNPL calculating is confirmed according to the SNPL parameter information of each sub-district of network side transmission in the terminal.
After the step 602, the terminal can report network side with SNPL, supplies network side to carry out ROT control according to SNPL.
Wherein, Fig. 5 and Fig. 6 can synthesize a flow process, form the method for a new definite SNPL, promptly first execution in step 501 and 502, execution in step 601 and 602 again.
Those skilled in the art should understand that embodiments of the invention can be provided as method, system or computer program.Therefore, the present invention can adopt the form of the embodiment of complete hardware embodiment, complete software implementation example or combination software and hardware aspect.And the present invention can be employed in the form that one or more computer-usable storage medium (including but not limited to magnetic disc store, CD-ROM, optical memory etc.) that wherein include computer usable program code go up the computer program of implementing.
The present invention is that reference is described according to the flow chart and/or the block diagram of method, equipment (system) and the computer program of the embodiment of the invention.Should understand can be by the flow process in each flow process in computer program instructions realization flow figure and/or the block diagram and/or square frame and flow chart and/or the block diagram and/or the combination of square frame.Can provide these computer program instructions to the processor of all-purpose computer, special-purpose computer, Embedded Processor or other programmable data processing device to produce a machine, make the instruction of carrying out through the processor of computer or other programmable data processing device produce to be used for the device of the function that is implemented in flow process of flow chart or a plurality of flow process and/or square frame of block diagram or a plurality of square frame appointments.
These computer program instructions also can be stored in ability vectoring computer or the computer-readable memory of other programmable data processing device with ad hoc fashion work; Make the instruction that is stored in this computer-readable memory produce the manufacture that comprises command device, this command device is implemented in the function of appointment in flow process of flow chart or a plurality of flow process and/or square frame of block diagram or a plurality of square frame.
These computer program instructions also can be loaded on computer or other programmable data processing device; Make on computer or other programmable devices and to carry out the sequence of operations step producing computer implemented processing, thereby the instruction of on computer or other programmable devices, carrying out is provided for being implemented in the step of the function of appointment in flow process of flow chart or a plurality of flow process and/or square frame of block diagram or a plurality of square frame.
Although described the preferred embodiments of the present invention, in a single day those skilled in the art get the basic inventive concept could of cicada, then can make other change and modification to these embodiment.So accompanying claims is intended to be interpreted as all changes and the modification that comprises preferred embodiment and fall into the scope of the invention.
Obviously, those skilled in the art can carry out various changes and modification to the present invention and not break away from the spirit and scope of the present invention.Like this, belong within the scope of claim of the present invention and equivalent technologies thereof if of the present invention these are revised with modification, then the present invention also is intended to comprise these changes and modification interior.

Claims (27)

1. the method for a definite Serving cell and adjacent sub-district path loss SNPL is characterized in that this method comprises:
Network side is confirmed SNPL witness mark channel transmitting power value;
Said network side is according to transmission power level, and the SNPL witness mark channel through correspondence sends reference signal to the terminal, is used for indicating terminal and measures corresponding received power value, confirms SNPL according to the received power value of measuring.
2. the method for claim 1 is characterized in that, said network side confirms that transmission power level comprises:
Said network side is according to the corresponding relation of predefined measured parameter value scope and reference power value; Confirm the affiliated measured parameter value scope corresponding reference performance number of measured parameter value of sub-district, and confirm the SNPL witness mark channel transmitting power value that the sub-district is corresponding according to said reference power value.
3. the method for claim 1 is characterized in that, said network side confirms that transmission power level comprises:
Said network side is according to the corresponding relation of predefined measured parameter value scope and reference power value; Confirm the affiliated measured parameter value scope corresponding reference performance number of measured parameter value of each carrier wave in the sub-district, and confirm the corresponding SNPL witness mark channel transmitting power value of each carrier wave in the sub-district according to said reference power value.
4. method as claimed in claim 3 is characterized in that, on the carrier wave of SNPL witness mark channel in the sub-district that each carrier wave is corresponding in the said sub-district; Or
To a carrier wave, the SNPL witness mark channel that this carrier wave is corresponding in the said sub-district is on this carrier wave.
5. like the arbitrary described method of claim 2～4, it is characterized in that said network side confirms that transmission power level comprises:
Said reference power value is the reference power value, said network side with the reference power value as transmission power level;
Said reference power value is the power difference, and said network side is confirmed transmission power level according to the performance number of power difference and reference channel.
6. method as claimed in claim 5 is characterized in that, said SNPL witness mark channel is a physical channel;
Said reference channel is Common Control Physical Channel P-CCPCH.
7. the method for claim 1 is characterized in that, said network side sends reference signal and comprises:
Said network side is in the middle Midamble sign indicating number part of SNPL witness mark channel, sends reference signal according to the transmission power level of correspondence to the terminal.
8. the method for claim 1 is characterized in that, said network side sends reference signal and comprises:
Said network side is at the Midamble sign indicating number of SNPL witness mark channel part and data division, sends reference signal according to the transmission power level of correspondence to the terminal.
9. like claim 1～4,6～8 arbitrary described methods, it is characterized in that this method also comprises:
Said network side sends the SNPL parameter information of the SNPL witness mark channel of each sub-district to the terminal.
10. the method for a definite SNPL is characterized in that, this method comprises:
The terminal through SNPL witness mark channel in the sub-district of each participation SNPL calculating, receives reference signal, and measures received power value respectively;
SNPL is confirmed according to the received power value of measuring in said terminal.
11. method as claimed in claim 10 is characterized in that, said terminal confirms that SNPL comprises:
The circuit loss value of each sub-district is confirmed according to the received power value of each SNPL witness mark channel of the performance number of reference channel and measurement in said terminal, and according to the circuit loss value of each sub-district of confirming, confirms SNPL.
12. method as claimed in claim 10 is characterized in that, said terminal confirms that SNPL comprises:
The received power value of SNPL witness mark channel in the received power value that SNPL witness mark channel in the Serving cell is confirmed at said terminal and each adjacent sub-district;
SNPL is confirmed according to the received power value of confirming in said terminal.
13., it is characterized in that this method also comprises like the arbitrary described method of claim 10～12:
The SNPL witness mark channel in each sub-district of participating in SNPL calculating is confirmed according to the SNPL parameter information in said terminal.
14. method as claimed in claim 13 is characterized in that, said SNPL parameter information be in agreement, stipulate or network side notice.
15. the equipment of a definite SNPL is characterized in that, this equipment comprises:
The transmitting power determination module is used for confirming SNPL witness mark channel transmitting power value;
Sending module is used for according to transmission power level, and the SNPL witness mark channel through correspondence sends reference signal to the terminal, is used for indicating terminal and measures corresponding received power value, confirms SNPL according to the received power value of measuring.
16. equipment as claimed in claim 15 is characterized in that, said transmitting power determination module is used for:
Corresponding relation according to predefined measured parameter value scope and reference power value; Confirm the affiliated measured parameter value scope corresponding reference performance number of measured parameter value of sub-district, and confirm the SNPL witness mark channel transmitting power value that the sub-district is corresponding according to said reference power value.
17. equipment as claimed in claim 15 is characterized in that, said transmitting power determination module is used for:
Corresponding relation according to predefined measured parameter value scope and reference power value; Confirm the affiliated measured parameter value scope corresponding reference performance number of measured parameter value of each carrier wave in the sub-district, and confirm the corresponding SNPL witness mark channel transmitting power value of each carrier wave in the sub-district according to said reference power value.
18. equipment as claimed in claim 17 is characterized in that, on the carrier wave of SNPL witness mark channel in the sub-district that each carrier wave is corresponding in the said sub-district; Or
To a carrier wave, the SNPL witness mark channel that this carrier wave is corresponding in the said sub-district is on this carrier wave.
19., it is characterized in that said transmitting power determination module specifically is used for like the arbitrary described equipment of claim 15～18:
When said reference power value is the reference power value, with the reference power value as transmission power level;
When said reference power value is the power difference,, confirm transmission power level according to the performance number of power difference and reference channel.
20. equipment as claimed in claim 15 is characterized in that, said sending module specifically is used for:
In the Midamble sign indicating number part of SNPL witness mark channel, send reference signal to the terminal according to the transmission power level of correspondence.
21. equipment as claimed in claim 15 is characterized in that, said sending module specifically is used for:
At the Midamble sign indicating number of SNPL witness mark channel part and data division, send reference signal to the terminal according to the transmission power level of correspondence.
22., it is characterized in that said sending module also is used for like claim 15～18,20 and 21 arbitrary described equipment:
Send the SNPL parameter information of the SNPL witness mark channel of each sub-district to the terminal.
23. the equipment of a definite SNPL is characterized in that, this equipment comprises:
Measurement module is used for participating in the sub-district SNPL witness mark channel that SNPL calculates through each respectively, receives reference signal, and measures received power value;
The SNPL determination module is used for confirming SNPL according to the received power value of measuring.
24. equipment as claimed in claim 23 is characterized in that, said SNPL determination module specifically is used for:
Confirm the circuit loss value of each sub-district according to the received power value of each SNPL witness mark channel of the performance number of reference channel and measurement, and, confirm SNPL according to the circuit loss value of each sub-district of confirming.
25. equipment as claimed in claim 23 is characterized in that, said SNPL determination module specifically is used for:
The received power value of SNPL witness mark channel is confirmed SNPL according to the received power value of confirming in the received power value of confirming SNPL witness mark channel in the Serving cell and each adjacent sub-district.
26., it is characterized in that said measurement module also is used for like the arbitrary described equipment of claim 23～25:
According to the SNPL parameter information, confirm the SNPL witness mark channel in each sub-district of participating in SNPL calculating.
27. the system of a definite SNPL is characterized in that, this system comprises:
Network equipment is used for confirming SNPL witness mark channel transmitting power value, according to transmission power level, through the SNPL witness mark channel transmission reference signal of correspondence; The terminal is used for participating in the sub-district SNPL witness mark channel that SNPL calculates through each respectively, receives
Reference signal, and measure received power value, according to the received power value of measuring, confirm SNPL.
CN201010554303.XA 2010-11-22 2010-11-22 Method, system and device for determining SNPL (Serving and Neighbor Cell Pathloss) Active CN102480754B (en)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2017045205A1 (en) * 2015-09-18 2017-03-23 华为技术有限公司 Method for sending reference signal power information, and bases station

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2004045083A2 (en) * 2002-11-12 2004-05-27 Interdigital Technology Corporation Power control during a transmission pause
CN101635933A (en) * 2008-07-22 2010-01-27 大唐移动通信设备有限公司 Method, system and equipment for detecting path loss
CN101720121A (en) * 2008-10-09 2010-06-02 鼎桥通信技术有限公司 User power allocation method on E-HICH and base station
CN101854656A (en) * 2009-04-03 2010-10-06 大唐移动通信设备有限公司 Method for measuring SNPL (Serving and Neighbor Path Loss) in multicarrier system, RNC (Radio Network Controller) and multicarrier terminal
CN101860915A (en) * 2009-04-10 2010-10-13 大唐移动通信设备有限公司 Processing method and equipment for scheduling information

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2004045083A2 (en) * 2002-11-12 2004-05-27 Interdigital Technology Corporation Power control during a transmission pause
CN101635933A (en) * 2008-07-22 2010-01-27 大唐移动通信设备有限公司 Method, system and equipment for detecting path loss
CN101720121A (en) * 2008-10-09 2010-06-02 鼎桥通信技术有限公司 User power allocation method on E-HICH and base station
CN101854656A (en) * 2009-04-03 2010-10-06 大唐移动通信设备有限公司 Method for measuring SNPL (Serving and Neighbor Path Loss) in multicarrier system, RNC (Radio Network Controller) and multicarrier terminal
CN101860915A (en) * 2009-04-10 2010-10-13 大唐移动通信设备有限公司 Processing method and equipment for scheduling information

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2017045205A1 (en) * 2015-09-18 2017-03-23 华为技术有限公司 Method for sending reference signal power information, and bases station

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