CN104038970B - A kind of communication processing method and equipment - Google Patents

A kind of communication processing method and equipment Download PDF

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Publication number
CN104038970B
CN104038970B CN201310069963.2A CN201310069963A CN104038970B CN 104038970 B CN104038970 B CN 104038970B CN 201310069963 A CN201310069963 A CN 201310069963A CN 104038970 B CN104038970 B CN 104038970B
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mcs
block size
transmission block
coefficient
determined
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CN201310069963.2A
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Chinese (zh)
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CN104038970A (en
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林亚男
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电信科学技术研究院
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    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00Modulated-carrier systems
    • H04L27/0008Modulated-carrier systems arrangements for allowing a transmitter or receiver to use more than one type of modulation
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00Arrangements affording multiple use of the transmission path
    • H04L5/0091Signaling for the administration of the divided path
    • H04L5/0094Indication of how sub-channels of the path are allocated

Abstract

The invention discloses a kind of communication processing method and equipment.Its end side method includes:The N ' from the descending control signaling receivedPRBAnd IMCS, work as IMCSFor 29,30 or 31 when, according to predetermined IMCSWith the corresponding relation of coefficient, the I carried in signaling is determinedMCSCorresponding coefficient;Based on N 'PRBDetermine to be more than or equal to N ' with the product of the coefficientPRBAnd the physical resource block size parameter less than or equal to 110;Determine maximum transport block size index value corresponding to the number of modulation levels that the transport block size index that transmission block uses uses for transmission block;The transport block size index used according to physical resource block size parameter and transmission transmission block, determines transport block size.Applied to NCT carrier waves, the resource on carrier wave can be made full use of, improve carrier peak value speed.

Description

A kind of communication processing method and equipment

Technical field

The present invention relates to communication technical field, more particularly to a kind of communication processing method and equipment.

Background technology

Long Term Evolution(Long Term Evolution, LTE)Version 11(Rel-11)In system, terminal is sent out according to base station The signaling sent obtains transmission present physical DSCH Downlink Shared Channel(Physical Downlink Shared Channel, PDSCH) The Physical Resource Block distributed(Physical Resource Block, PRB)Size N 'PRBAnd each transmission block(TB)The tune used Encoding levels information processed(MCS)The value I of domain instructionMCS.For any transmission block, terminal determines this transmission as follows Corresponding transport block size(Transport block size, TBS):

Step 1, terminal are according to N 'PRBDetermine NPRBIf present sub-frame is time division duplex(Time Division Duplexing, TDD)Special subframe, thenOtherwise NPRB=N 'PRB

Step 2, terminal are according to IMCS, number of modulation levels and transport block size that the 1 determination TB of tabling look-up is used(Transport Block size, TBS)Index ITBS

Table 1:PDSCH is modulated and TB concordance lists

It is transmitted if step 3, the TB are mapped as one layer, terminal is according to ITBSAnd NPRB, look into ITBSAnd NPRBFor index TBS tables determine TBS corresponding to the TB;

Wherein, with ITBSAnd NPRBFor the TBS tables of index, i.e. TBS, ITBSAnd NPRBMapping table.

It is transmitted if the TB is mapped as two layers:

If 1≤NPRB≤ 55, then terminal is according to ITBSAnd 2NPRB, look into ITBSAnd NPRBDetermine to be somebody's turn to do for the TBS tables of index TB TBS;

If 56≤NPRB≤ 110, then terminal is according to ITBSAnd NPRB, look into ITBSAnd NPRBTBS_ is obtained for the TBS tables of index L1, one layer to two layers TBS mapping table is then looked into according to TBS_L1 and obtains the TBS that TBS_L2 is the TB;

It is transmitted if the TB is mapped as three layers:

If 1≤NPRB≤ 36, then terminal is according to ITBSAnd 3NPRB, look into ITBSAnd NPRBDetermine to be somebody's turn to do for the TBS tables of index TB TBS;

If 37≤NPRB≤ 110, then terminal is according to ITBSAnd NPRB, look into ITBSAnd NPRBTBS_ is obtained for the TBS tables of index L1, one layer to three layers TBS mapping table is then looked into according to TBS_L1 and obtains the TBS that TBS_L3 is the TB;

It is transmitted if the TB is mapped as four layers:

If 1≤NPRB≤ 27, then terminal is according to ITBSAnd 4NPRB, look into ITBSAnd NPRBDetermine to be somebody's turn to do for the TBS tables of index TB TBS;

If 28≤NPRB≤ 110, then terminal is according to ITBSAnd NPRB, look into ITBSAnd NPRBTBS_ is obtained for the TBS tables of index L1, one layer to four layers TBS mapping table is then looked into according to TBS_L1 and obtains the TBS that TBS_L4 is the TB.

In order to reduce overhead, discussed in LTE Rel-12 and define a kind of new carrier type(NCT, New Carrier Type), traditional Physical Downlink Control Channel is not transmitted in NCT carrier waves(Physical Downlink Control Channel, PDCCH), do not transmit or transmit cell dedicated reference symbols on a small quantity(Cell-specific Reference Signals, CRS), therefore, NCT carrier waves have more downlink resources to utilize than non-NCT carrier waves.Wherein, it is traditional PDCCH is Rel-11 and before in version by the top n OFDM of descending sub frame(Orthogonal Frequency Division Multiplexing, OFDM)The PDCCH that symbol is sent.If using above-mentioned with non-NCT carrier waves phase on NCT carrier waves Same method determines TBS, then can not make full use of the resource on NCT carrier waves, cause NCT carrier peak value speed relatively low.

The content of the invention

It is an object of the invention to provide a kind of communication processing method and equipment, to solve how to make full use of on NCT carrier waves Resource, improve NCT carrier peak value speed the problem of.

The purpose of the present invention is achieved through the following technical solutions:

A kind of communication processing method, including:

Physical Resource Block PRB sizes N ' is obtained from the descending control signaling receivedPRBWith transmission block corresponding to modulate compile The value I of code grade MCS information field instructionsMCS

As the IMCSFor 29 or 30 or 31 when, according to predetermined IMCSWith the corresponding relation of coefficient, it is determined that described The I carried in descending control signalingMCSCorresponding coefficient, the IMCSCause the thing of determination with the coefficient in the corresponding relation of coefficient Reason resource block size parameter is more than or equal to the N 'PRB

Based on the N 'PRBWith the product of the coefficient of determination, physical resource block size parameter is determined;

It is determined that it is corresponding for the number of modulation levels that the transmission block uses to transmit the transport block size index that the transmission block uses Multiple transport block size index in maximum;

The transport block size index used according to the physical resource block size parameter and the transmission transmission block, determines institute Transport block size is stated, to transmit data according to the transport block size of determination.

A kind of communication processing method, including:

The value I indicated from modulating-coding class information domain corresponding to predetermined transmission blockMCSWith the corresponding relation of coefficient In, select IMCSAnd its corresponding coefficient, the IMCSTo determine based on the coefficient with the coefficient in the corresponding relation of coefficient Physical resource block size parameter be more than or equal to the N 'PRB, the IMCSFor 29 or 30 or 31;

Descending control signaling is sent to terminal, physics resource block size and selection are carried in the descending control signaling IMCS, so that the terminal is according to the predetermined IMCSWith the corresponding relation of coefficient, determine in the descending control signaling The I of carryingMCSCorresponding coefficient, based on the N 'PRBWith the product of the coefficient of determination, physical resource block size parameter is determined, really Surely multiple transmission corresponding to the number of modulation levels that the transport block size index that the transmission block uses uses for the transmission block are transmitted Maximum in block size index, and the transmission block used according to the physical resource block size parameter and the transmission transmission block Size index, determine the transport block size.

A kind of terminal, including:

Control signaling receiving module, for obtaining physical resource block size N ' from the descending control signaling receivedPRBWith The value I that modulating-coding class information domain corresponding to transmission block indicatesMCS

Parameter determination module, for as the IMCSFor 29 or 30 or 31 when, according to predetermined IMCSWith coefficient Corresponding relation, determine the I carried in the descending control signalingMCSCorresponding coefficient, the IMCSWith in the corresponding relation of coefficient Coefficient cause determine physical resource block size parameter be more than or equal to the N 'PRBAnd less than or equal to 110;Based on described N’PRBWith the product of the coefficient of determination, it is determined that being more than or equal to the N 'PRBAnd the physical resource block size less than or equal to 110 Parameter;It is determined that transmit more corresponding to the number of modulation levels that the transport block size index that the transmission block uses uses for the transmission block Maximum in individual transport block size index;

Transport block size determining module, for being used according to the physical resource block size parameter and the transmission transmission block Transport block size index, determine the transport block size, so as to according to the transport block size of determination transmit data.

A kind of base station equipment, including:

Parameter determination module, for the value indicated from modulating-coding class information domain corresponding to predetermined transmission block IMCSWith in the corresponding relation of coefficient, selecting IMCSAnd its corresponding coefficient, the IMCSMake with the coefficient in the corresponding relation of coefficient The physical resource block size parameter that must be determined based on the coefficient is more than or equal to the N 'PRB, the IMCSFor 29 or 30 or 31;

Control signaling sending module, for sending descending control signaling to terminal, belongings in the descending control signaling Manage the I of resource block size and selectionMCS, so that the terminal is according to the predetermined IMCSWith the corresponding relation of coefficient, really The I carried in the fixed descending control signalingMCSCorresponding coefficient, based on the N 'PRBWith the product of the coefficient of determination, thing is determined Resource block size parameter is managed, it is determined that it is the modulation that the transmission block uses to transmit the transport block size index that the transmission block uses Maximum in multiple transport block size index corresponding to series, and according to the physical resource block size parameter and transmission The transport block size index that transmission block uses, determine the transport block size.

By technical scheme provided in an embodiment of the present invention, as the I carried in descending control signalingMCSFor 29 or 30 or When 31, terminal is according to the I carried in descending control signalingMCSPredetermined coefficient is obtained, and then according to the coefficient and N 'PRB's Product determines to be more than or equal to N 'PRBPhysical resource block size parameter, and corresponding to the number of modulation levels used using transmission block most Big transport block size index value and physical resource block size parameter obtain transport block size.Due to transport block size as physics provides The increase of source block size parameter and transport block size index value and increase, it is above-mentioned according to coefficient determine physical resource block size join Number is more than or equal to N 'PRB, and transport block size index value is maximum transmitted block index value corresponding to same number of modulation levels, therefore Than transport block size, the transmission block that the embodiment of the present invention is determined corresponding to the identical number of modulation levels obtained by prior art Size is bigger.Applied to NCT carrier waves, the resource on NCT carrier waves can be made full use of, improve NCT carrier peak value speed.

Brief description of the drawings

Fig. 1 is the first end side method flow diagram provided in an embodiment of the present invention;

Fig. 2 is second of end side provided in an embodiment of the present invention method flow diagram;

Fig. 3 is the third end side method flow diagram provided in an embodiment of the present invention;

Fig. 4 is base station equipment side provided in an embodiment of the present invention method flow diagram;

Fig. 5 is terminal structure schematic diagram provided in an embodiment of the present invention;

Fig. 6 is base station equipment structure schematic diagram provided in an embodiment of the present invention.

Embodiment

The embodiment of the present invention provides a kind of communication processing method, applied to NCT carrier waves, is mainly used in end side and determines TBS. By technical scheme provided in an embodiment of the present invention, as the I carried in descending control signalingMCSFor 29 or 30 or 31 when, terminal According to the I carried in descending control signalingMCSPredetermined coefficient is obtained, and then according to the coefficient and N 'PRBProduct determine More than or equal to N 'PRBPhysical resource block size parameter NPRB, and maximum corresponding to the number of modulation levels used using transmission block is passed Defeated block size index value ITBSAnd NPRBObtain transport block size.Because transport block size is with NPRBAnd ITBSIncrease and increase, The above-mentioned N determined according to coefficientPRBMore than or equal to N 'PRB, and ITBSIt is maximum I corresponding to same number of modulation levelsTBS, therefore than TBS corresponding to the identical number of modulation levels obtained by prior art, the TBS that the embodiment of the present invention is determined are bigger.Applied to NCT Carrier wave, the resource on NCT carrier waves can be made full use of, improve NCT carrier peak value speed.

Below in conjunction with accompanying drawing, technical scheme provided in an embodiment of the present invention is described in detail.

End side communication processing method provided in an embodiment of the present invention is as shown in figure 1, specifically include following operation:

Step 100, from the descending control signaling received(Downlink Control Information, DCI)In obtain Take physical resource block size N 'PRBWith transmission block corresponding to modulating-coding class information domain instruction value IMCS

Step 110, as the I carried in DCIMCSFor 29 or 30 or 31 when, according to predetermined IMCSWith pair of coefficient It should be related to, determine the I carried in the DCIMCSCorresponding coefficient.

Wherein, IMCSThe physical resource block size parameter for determine with the coefficient in the corresponding relation of coefficient is more than or waited In the N 'PRB.The corresponding relation can both make an appointment in a standard, can also pass through high level by base station equipment in the application Signal deployment is to terminal.

Step 120, based on the N ' carried in DCIPRBWith the product of the coefficient of determination, physical resource block size parameter is determined NPRB

The N of determinationPRBMore than or equal to the N 'PRB

Step 130, determine to transmit the transport block size index I that the transmission block usesTBSThe modulating stage used for the transmission block Number QmCorresponding multiple ITBSIn maximum.

Wherein, specifically can be according to Q in above-mentioned table 1mWith ITBSCorresponding relation determine to transmit the I that uses of the transmission blockTBS

Step 140, according to the N determined in step 120PRBWith the I determined in step 130TBS, TBS is determined, so as to according to really Fixed TBS transmission data.

If the TBS for PDSCH, it is determined that TBS is so as to according to TBS reception data.If it is directed to up channel TBS, it is determined that TBS so as to according to the TBS send data.

Wherein it is possible to determine TBS by tabling look-up.

It is preferred that the IMCSCause that the physical resource block size parameter of determination is big with the coefficient in the corresponding relation of coefficient In or equal to the N 'PRBAnd less than or equal to 110.

It is preferred that IMCSIt is more than 1 and less than 2 with the coefficient in the corresponding relation of coefficient.

In the embodiment of the present invention, for the I carried in DCIMCSFor 29,30 or 31 when, can both arrange to transmit in a standard The Q that corresponding transmission block usesm;It can also transmit what corresponding transmission block used by high-level signaling for terminal configuration by base station Qm;It can also be determined to transmit the Q that corresponding transmission block uses according to above-mentioned table 1m

For example, make an appointment or configured by base station by high-level signaling for terminal in a standard:Work as IMCSValue be 29, When 30 or 31, corresponding QmValue is 6, i.e. 64 quadrature amplitude modulations(QAM)Modulation system.So, above-mentioned transmission block pair is obtained The value answered is 29,30 or 31 IMCSAfterwards, it is determined that transmitting the Q that the transmission block usesmFor 6.Accordingly, according to above-mentioned table 1, pass The I that the defeated transmission block usesTBSFor 26.

In another example the, it is specified that Q used according to the corresponding transmission block of above-mentioned table 1 determination transmissionm.So, if in above-mentioned DCI The I of carryingMCSFor 29, it is determined that transmitting the Q that above-mentioned transmission block usesmFor 2, accordingly, according to above-mentioned table 1, transmitting the transmission block makes ITBSFor 9.If the I carried in above-mentioned DCIMCSFor 30, it is determined that transmitting the Q that the transmission block usesmFor 4, accordingly, according to Above-mentioned table 1, transmit the I that the transmission block usesTBSFor 15.If the I carried in above-mentioned DCIMCSFor 31, it is determined that transmitting the transmission block The Q usedmFor 6, accordingly, according to above-mentioned table 1, the I that the transmission block uses is transmittedTBSFor 26.

Exemplified by receiving scheduling dynamic PDSCH DCI.Assuming that according to the configuration of advance agreement or high-level signaling, when The I carried in DCIMCSFor 29,30 or 31 when, transmit the Q that corresponding transmission block usesmFor 6.Then end side processing procedure is as schemed Shown in 2, following operation is specifically included:

Step 200, the DCI for receiving scheduling dynamic PDSCH transmissions.

Step 210, the N ' for determining to distribute according to the DCIPRBAnd IMCS, and determine IMCSValue is appointing in { 29,30,31 } One value.

If IMCSValue is not any value in { 29,30,31 }, then determines TBS according to existing method.

Optionally, new data instructions field corresponding to transmission block in DCI is also determined(NDI)Indicate that the transmission block passes to be first It is defeated, TBS only is determined by technical scheme provided in an embodiment of the present invention to the transmission block of first transmission.

Step 220, according to predetermined IMCSWith coefficient s corresponding relation, the I carried in the DCI is determinedMCSIt is corresponding Coefficient s.

Several I are enumerated belowMCSWith coefficient s corresponding relation:

(One), predefine a coefficient s, and determine value be 29,30 or 30 IMCSIt is corresponding with coefficient s.

(Two), predefine two coefficients s=s0, s=s1, and determine IMCSOne in value set { 29,30,31 } takes The corresponding s0 of value, another two value correspond to s1.For example, value is 29 IMCSCorresponding s0, value are 30 or 31 IMCSCorresponding s1, tool The corresponding relation of body is not exhaustive in the present invention.

(Three), predefine three coefficients s=s0, s=s1, s=s2, and determine value be 29 IMCSCorresponding s0, value are 30 IMCSCorresponding s1, value are 31 IMCSCorresponding s2.

Step 230, based on the N ' carried in DCIPRBWith the product of the coefficient of determination, it is determined that being more than or equal to the N 'PRBAnd N less than or equal to 110PRB

Wherein, both N can be determined according to equation below onePRB, N can also be determined according to equation below twoPRB, can be with base In N 'PRBWith the product of the coefficient of determination, N is determined by other meansPRB

Formula one

Formula two

Step 240, determine to transmit the Q that the transmission block usesmFor 6, and pass through above-mentioned table 1 and determine that transmitting the transmission block uses ITBSThe number of modulation levels Q used for the transmission blockmCorresponding maximum ITBSValue 26.

Step 250, according to the N determined in step 230PRBWith the I determined in step 240TBS, determine TBS.

If being transmitted specifically, the transmission block is mapped as one layer, terminal is according to ITBSAnd NPRB, look into ITBSAnd NPRBFor The TBS tables of index determine TBS corresponding to the transmission block;

It is transmitted if the transmission block is mapped as two layers:

If 1≤NPRB≤ 55, then terminal is according to ITBSAnd 2NPRB, look into ITBSAnd NPRBDetermine to be somebody's turn to do for the TBS tables of index The TBS of transmission block;

If 56≤NPRB≤ 110, then terminal is according to ITBSAnd NPRB, look into ITBSAnd NPRBTBS_ is obtained for the TBS tables of index L1, one layer to two layers TBS mapping table is then looked into according to TBS_L1 and obtains the TBS that TBS_L2 is the transmission block;

It is transmitted if the transmission block is mapped as three layers:

If 1≤NPRB≤ 36, then terminal is according to ITBSAnd 3NPRB, look into ITBSAnd NPRBDetermine to be somebody's turn to do for the TBS tables of index The TBS of transmission block;

If 37≤NPRB≤ 110, then terminal is according to ITBSAnd NPRB, look into ITBSAnd NPRBTBS_ is obtained for the TBS tables of index L1, one layer to three layers TBS mapping table is then looked into according to TBS_L1 and obtains the TBS that TBS_L3 is the transmission block;

It is transmitted if the transmission block is mapped as four layers:

If 1≤NPRB≤ 27, then terminal is according to ITBSAnd 4NPRB, look into ITBSAnd NPRBDetermine to be somebody's turn to do for the TBS tables of index The TBS of transmission block;

If 28≤NPRB≤ 110, then terminal is according to ITBSAnd NPRB, look into ITBSAnd NPRBTBS_ is obtained for the TBS tables of index L1, one layer to four layers TBS mapping table is then looked into according to TBS_L1 and obtains the TBS that TBS_L4 is the transmission block.

Exemplified by receiving scheduling dynamic PDSCH DCI.Assuming that prespecified determine what is carried in DCI according to above-mentioned table 1 IMCSFor 29,30 or 31 when, transmit the Q that corresponding transmission block usesm.Then end side processing procedure is as shown in figure 3, specifically include Following operation:

Step 300, the DCI for receiving scheduling dynamic PDSCH transmissions.

Step 310, the N ' for determining to distribute according to the DCIPRBAnd IMCS, and determine IMCSValue is appointing in { 29,30,31 } One value.

If IMCSValue is not any value in { 29,30,31 }, then determines TBS according to existing method.

Optionally, also determine that NDI corresponding to transmission block indicates that the transmission block is first transmission in DCI, only to first transmission Transmission block determine TBS by technical scheme provided in an embodiment of the present invention.

Step 320, according to predetermined IMCSWith coefficient s corresponding relation, the I carried in the DCI is determinedMCSIt is corresponding Coefficient s.

IMCSThe embodiment shown in above-mentioned Fig. 2 is referred to coefficient s corresponding relation, is repeated no more here.

Step 330, based on the N ' carried in DCIPRBWith the product of the coefficient of determination, it is determined that being more than or equal to the N 'PRBAnd N less than or equal to 110PRB

Wherein, both N can be determined according to equation below onePRB, N can also be determined according to equation below twoPRB, can be with base In N 'PRBWith the product of the coefficient of determination, N is determined by other meansPRB

Formula one

Formula two

Step 340, the I for determining to carry in above-mentioned DCI by table 1MCSThe corresponding Q for transmitting the transmission block and usingm

If IMCSValue is 29, then transmits the Q that the transmission block usesmFor 2, i.e., using QPSK(QPSK)Adjust Mode processed;

If IMCSValue is 30, then transmits the Q that the transmission block usesmFor 4, i.e., using 16QAM modulation systems;

If IMCSValue is 31, then transmits the Q that the transmission block usesmFor 6, i.e., using 64QAM modulation systems.

Step 350, the I that the transmission block uses is transmitted by the determination of above-mentioned table 1TBSThe number of modulation levels used for the transmission block QmCorresponding maximum ITBSValue.

If QmFor 2, then the I that the transmission block uses is transmittedTBSFor 9;

If QmFor 4, then the I that the transmission block uses is transmittedTBSFor 15;

If QmFor 6, then the I that the transmission block uses is transmittedTBSFor 26.

Step 360, according to the N determined in step 330PRBWith the I determined in step 350TBS, determine TBS.

Determine that TBS specific implementation is referred to the embodiment shown in Fig. 2, repeat no more here.

It should be pointed out that in the embodiments of the present invention exemplified by dispatching dynamic PDSCH DCI, describe and determine TBS Specific implementation.But the embodiment of the present invention is not limited only to this, can be also used for determining in addition to TBS corresponding to PDSCH Other TBS.

Base station equipment side provided in an embodiment of the present invention communication processing method is as shown in figure 4, specifically include following operation:

Step 400, from I corresponding to predetermined transmission blockMCSWith in coefficient s corresponding relation, selecting IMCSIt is and its right The coefficient s answered, the IMCSIt is more than or waits with the physical resource block size parameter for determine of the coefficient s in coefficient s corresponding relation In the N 'PRB, IMCSFor 29 or 30 or 31.

Because coefficient s selection can influence TBS value.Therefore, can be selected according to the TBS values needed in application IMCSAnd its corresponding coefficient s.

Step 410, to terminal send DCI, wherein carrying N 'PRBWith the I of selectionMCS

So that the terminal is according to the predetermined IMCSWith the corresponding relation of coefficient, the descending control letter is determined The I carried in orderMCSCorresponding coefficient, based on the N 'PRBWith the product of the coefficient of determination, determine that physical resource block size is joined Number, it is determined that transmitting multiple corresponding to the number of modulation levels that the transport block size index that the transmission block uses uses for the transmission block Maximum in transport block size index, and the biography used according to the physical resource block size parameter and the transmission transmission block Defeated block size index, determines the transport block size.

It is preferred that the IMCSCause the physical resource based on coefficient determination with the coefficient in the corresponding relation of coefficient Block size parameter is more than or equal to the N 'PRBAnd less than or equal to 110.

It is preferred that the IMCSIt is more than 1 and less than 2 with the coefficient s in coefficient s corresponding relation.

In base station equipment side, it can first be defined as the N ' of terminal distributionPRB, select suitable IMCSAnd its corresponding coefficient s, TBS is determined referring next to above-mentioned end side method;TBS can also be first determined, selects suitable IMCSAnd its corresponding coefficient s, so It is defined as the N ' of terminal distribution again afterwardsPRB

If first determining TBS, then it is defined as the N ' of terminal distributionPRB, its specific implementation can with but be not limited only to:Root According to the I of selectionMCSDetermine ITBS, specific implementation is referred to end side method description, according to the TBS and I of determinationTBS, table look-up Determine NPRB;According to the N of determinationPRBWith the coefficient s of selection, N ' is determined according to predetermined any of the above-described formulaPRB

In base station equipment side, in order to transmit the transmission block that TBS is determined, it is also necessary to it is determined that the number of modulation levels used.Specifically Determination mode is referred to the description of above-mentioned end side method, repeats no more here.

For example, it can make an appointment or be configured by high-level signaling, in IMCSFor 29 or 30 or 31 when, it is determined that transmission The number of modulation levels that the transmission block uses is 6, accordingly, it is determined that transmitting the transport block size index that the transmission block uses and being 26。

It can also provide, number of modulation levels and transport block size index are determined according to above-mentioned table 1.If IMCSFor 29, it is determined that passing The number of modulation levels that the defeated transmission block uses is 2, it is determined that it is 9 to transmit the transport block size index that the transmission block uses.If IMCSFor 30, it is determined that it is 4 to transmit the number of modulation levels that the transmission block uses, it is determined that it is big to transmit the transmission block that the transmission block uses Small index is 15.If IMCSFor 31, it is determined that it is 6 to transmit the number of modulation levels that the transmission block uses, it is determined that transmitting the transmission block The transport block size index used is 26.

If first determining TBS, then it is defined as the N ' of terminal distributionPRB, determine to need to select transport block size index during TBS Indexed corresponding to 26.

Based on the inventive concept same with method, the embodiment of the present invention also provides a kind of terminal, its structure as shown in figure 5, Specifically include:

Control signaling receiving module 501, for obtaining physical resource block size from the descending control signaling received N’PRBWith transmission block corresponding to modulating-coding class information domain instruction value IMCS

Parameter determination module 502, for as the IMCSFor 29 or 30 or 31 when, according to predetermined IMCSWith coefficient Corresponding relation, determine the I carried in the descending control signalingMCSCorresponding coefficient, the IMCSWith the corresponding relation of coefficient In coefficient cause determine physical resource block size parameter be more than or equal to the N 'PRBAnd less than or equal to 110;Based on institute State N 'PRBWith the product of the coefficient of determination, physical resource block size parameter is determined;It is determined that transmit the transmission that the transmission block uses Maximum in multiple transport block size index corresponding to the number of modulation levels that block size index uses for the transmission block;

Transport block size determining module 503, for according to the physical resource block size parameter and the transmission transmission block The transport block size index used, the transport block size is determined, to transmit data according to the transport block size of determination.

It is preferred that the IMCSIt is more than 1 and less than 2 with the coefficient in the corresponding relation of coefficient.

It is preferred that obtain the IMCSAfterwards, as the IMCSFor 29 or 30 or 31 when, the parameter determination module 502 also For:

It is determined that it is 6 to transmit the number of modulation levels that the transmission block uses;

It is described to determine that it is the number of modulation levels that the transmission block uses to transmit the transport block size index that the transmission block uses During maximum in corresponding multiple transport block size index, the parameter determination module 502 is specifically used for:

It is determined that it is 26 to transmit the transport block size index that the transmission block uses.

It is preferred that obtain the IMCSAfterwards, as the IMCSFor 29 when, the parameter determination module 502 is additionally operable to:

It is determined that it is 2 to transmit the number of modulation levels that the transmission block uses;

It is described to determine that it is the number of modulation levels that the transmission block uses to transmit the transport block size index that the transmission block uses During maximum in corresponding multiple transport block size index, the parameter determination module 502 is specifically used for:

It is determined that it is 9 to transmit the transport block size index that the transmission block uses.

It is preferred that obtain the IMCSAfterwards, as the IMCSFor 30 when, the parameter determination module 502 is additionally operable to:

It is determined that it is 4 to transmit the number of modulation levels that the transmission block uses;

It is described to determine that it is the number of modulation levels that the transmission block uses to transmit the transport block size index that the transmission block uses During maximum in corresponding multiple transport block size index, the parameter determination module 502 is specifically used for:

It is determined that it is 15 to transmit the transport block size index that the transmission block uses.

It is preferred that obtain the IMCSAfterwards, as the IMCSFor 31 when, the parameter determination module 502 is additionally operable to:

It is determined that it is 6 to transmit the number of modulation levels that the transmission block uses;

It is described to determine that it is the number of modulation levels that the transmission block uses to transmit the transport block size index that the transmission block uses During maximum in corresponding multiple transport block size index, the parameter determination module 502 is specifically used for:

It is determined that it is 26 to transmit the transport block size index that the transmission block uses.

Based on the inventive concept same with method, the embodiment of the present invention also provides a kind of base station equipment, its structure such as Fig. 6 institutes Show, specifically include:

Parameter determination module 601, for what is indicated from modulating-coding class information domain corresponding to predetermined transmission block Value IMCSWith in the corresponding relation of coefficient, selecting IMCSAnd its corresponding coefficient, the IMCSWith the coefficient in the corresponding relation of coefficient So that the N ' is more than or equal to based on the physical resource block size parameter that the coefficient determinesPRB, the IMCSFor 29 or 30, Or 31;

Control signaling sending module 602, for sending descending control signaling to terminal, carried in the descending control signaling Physical resource block size and the I of selectionMCS, so that the terminal is according to the predetermined IMCSWith the corresponding relation of coefficient, Determine the I carried in the descending control signalingMCSCorresponding coefficient, based on the N 'PRBWith the product of the coefficient of determination, it is determined that Physical resource block size parameter, it is determined that it is the tune that the transmission block uses to transmit the transport block size index that the transmission block uses Maximum in multiple transport block size index corresponding to series processed, and according to the physical resource block size parameter and transmission institute The transport block size index that transmission block uses is stated, determines the transport block size.

It is preferred that the IMCSIt is more than 1 and less than 2 with the coefficient in the corresponding relation of coefficient.

It is preferred that the parameter determination module 601 is additionally operable to, it is determined that it is 6 to transmit the number of modulation levels that the transmission block uses, It is determined that it is 26 to transmit the transport block size index that the transmission block uses.

It is preferred that the parameter determination module 601 is additionally operable to, if the value of modulating-coding class information domain instruction is 29, it is determined that it is 2 to transmit the number of modulation levels that the transmission block uses, it is determined that transmitting the transport block size index that the transmission block uses For 9.

It is preferred that the parameter determination module 601 is additionally operable to, if the value of modulating-coding class information domain instruction is 30, it is determined that it is 4 to transmit the number of modulation levels that the transmission block uses, it is determined that transmitting the transport block size index that the transmission block uses For 15.

It is preferred that the parameter determination module 601 is additionally operable to, if the value of modulating-coding class information domain instruction is 31, it is determined that it is 6 to transmit the number of modulation levels that the transmission block uses, it is determined that transmitting the transport block size index that the transmission block uses For 26.

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 according to embodiments of the present invention, equipment(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 (26)

  1. A kind of 1. communication processing method, it is characterised in that including:
    Physical Resource Block PRB sizes N ' is obtained from the descending control signaling receivedPRBWith transmission block corresponding to modulating-coding etc. The value I of level MCS information field instructionsMCS
    As the IMCSFor 29 or 30 or 31 when, according to predetermined IMCSWith the corresponding relation of coefficient, determine described descending The I carried in control signalingMCSCorresponding coefficient, the IMCSThe physics for determine with the coefficient in the corresponding relation of coefficient provides Source block size parameter is more than or equal to the N 'PRB
    Based on the N 'PRBWith the product of the coefficient of determination, physical resource block size parameter is determined;
    It is determined that transmit more corresponding to the number of modulation levels that the transport block size index that the transmission block uses uses for the transmission block Maximum in individual transport block size index;
    The transport block size index used according to the physical resource block size parameter and the transmission transmission block, determines the biography Defeated block size, to transmit data according to the transport block size of determination.
  2. 2. according to the method for claim 1, it is characterised in that the IMCSCause with the coefficient in the corresponding relation of coefficient The physical resource block size parameter of determination is more than or equal to the N 'PRBAnd less than or equal to 110.
  3. 3. according to the method for claim 1, it is characterised in that the IMCSIt is more than 1 with the coefficient in the corresponding relation of coefficient And less than 2.
  4. 4. according to the method described in any one of claims 1 to 3, it is characterised in that obtain the IMCSAfterwards, as the IMCSFor When 29 or 30 or 31, this method also includes:
    It is determined that it is 6 to transmit the number of modulation levels that the transmission block uses;
    It is described to determine that transmit the transport block size index that the transmission block uses corresponds to for the number of modulation levels that the transmission block uses Multiple transport block size index in maximum, including:
    It is determined that it is 26 to transmit the transport block size index that the transmission block uses.
  5. 5. according to the method described in any one of claims 1 to 3, it is characterised in that obtain the IMCSAfterwards, as the IMCSFor 29 When, this method also includes:
    It is determined that it is 2 to transmit the number of modulation levels that the transmission block uses;
    It is described to determine that transmit the transport block size index that the transmission block uses corresponds to for the number of modulation levels that the transmission block uses Multiple transport block size index in maximum, including:
    It is determined that it is 9 to transmit the transport block size index that the transmission block uses.
  6. 6. according to the method described in any one of claims 1 to 3, it is characterised in that obtain the IMCSAfterwards, as the IMCSFor 30 When, this method also includes:
    It is determined that it is 4 to transmit the number of modulation levels that the transmission block uses;
    It is described to determine that transmit the transport block size index that the transmission block uses corresponds to for the number of modulation levels that the transmission block uses Multiple transport block size index in maximum, including:
    It is determined that it is 15 to transmit the transport block size index that the transmission block uses.
  7. 7. according to the method described in any one of claims 1 to 3, it is characterised in that obtain the IMCSAfterwards, as the IMCSFor 31 When, this method also includes:
    It is determined that it is 6 to transmit the number of modulation levels that the transmission block uses;
    It is described to determine that transmit the transport block size index that the transmission block uses corresponds to for the number of modulation levels that the transmission block uses Multiple transport block size index in maximum, including:
    It is determined that it is 26 to transmit the transport block size index that the transmission block uses.
  8. A kind of 8. communication processing method, it is characterised in that including:
    The value I indicated from modulating-coding class information domain corresponding to predetermined transmission blockMCSWith in the corresponding relation of coefficient, Select IMCSAnd its corresponding coefficient, the IMCSCause the thing based on coefficient determination with the coefficient in the corresponding relation of coefficient Reason resource block size parameter is more than or equal to the N 'PRB, the IMCSFor 29 or 30 or 31;
    Descending control signaling is sent to terminal, the I of physics resource block size and selection is carried in the descending control signalingMCS, with Toilet states terminal according to the predetermined IMCSWith the corresponding relation of coefficient, determine what is carried in the descending control signaling IMCSCorresponding coefficient, based on the N 'PRBWith the product of the coefficient of determination, physical resource block size parameter is determined, it is determined that transmission Multiple transport block sizes corresponding to the number of modulation levels that the transport block size index that the transmission block uses uses for the transmission block Maximum in index, and the transport block size rope used according to the physical resource block size parameter and the transmission transmission block Draw, determine the transport block size.
  9. 9. according to the method for claim 8, it is characterised in that the IMCSCause with the coefficient in the corresponding relation of coefficient The physical resource block size parameter determined based on the coefficient is more than or equal to the N 'PRBAnd less than or equal to 110.
  10. 10. according to the method for claim 8, it is characterised in that the IMCSIt is more than with the coefficient in the corresponding relation of coefficient 1 and less than 2.
  11. 11. according to the method described in any one of claim 8~10, it is characterised in that this method also includes:
    It is determined that it is 6 to transmit the number of modulation levels that the transmission block uses, it is determined that transmitting the transport block size rope that the transmission block uses It is cited as 26.
  12. 12. according to the method described in any one of claim 8~10, it is characterised in that if the IMCSFor 29, this method is also Including:
    It is determined that it is 2 to transmit the number of modulation levels that the transmission block uses, it is determined that transmitting the transport block size rope that the transmission block uses It is cited as 9.
  13. 13. according to the method described in any one of claim 8~10, it is characterised in that if the IMCSFor 30, this method is also Including:
    It is determined that it is 4 to transmit the number of modulation levels that the transmission block uses, it is determined that transmitting the transport block size rope that the transmission block uses It is cited as 15.
  14. 14. according to the method described in any one of claim 8~10, it is characterised in that if the IMCSFor 31, this method is also Including:
    It is determined that it is 6 to transmit the number of modulation levels that the transmission block uses, it is determined that transmitting the transport block size rope that the transmission block uses It is cited as 26.
  15. A kind of 15. terminal, it is characterised in that including:
    Control signaling receiving module, for obtaining physical resource block size N ' from the descending control signaling receivedPRBAnd transmission The value I that modulating-coding class information domain corresponding to block indicatesMCS
    Parameter determination module, for as the IMCSFor 29 or 30 or 31 when, according to predetermined IMCSIt is corresponding with coefficient Relation, determine the I carried in the descending control signalingMCSCorresponding coefficient, the IMCSWith being in the corresponding relation of coefficient The physical resource block size parameter that number to determine is more than or equal to the N 'PRBAnd less than or equal to 110;Based on the N 'PRB With the product of the coefficient of determination, physical resource block size parameter is determined;It is determined that transmit the transport block size that the transmission block uses Index the maximum in multiple transport block size index corresponding to the number of modulation levels used for the transmission block;
    Transport block size determining module, for the biography used according to the physical resource block size parameter and the transmission transmission block Defeated block size index, determines the transport block size, to transmit data according to the transport block size of determination.
  16. 16. terminal according to claim 15, it is characterised in that the IMCSIt is big with the coefficient in the corresponding relation of coefficient In 1 and less than 2.
  17. 17. the terminal according to claim 15 or 16, it is characterised in that obtain the IMCSAfterwards, as the IMCSFor 29 or When 30 or 31, the parameter determination module is additionally operable to:
    It is determined that it is 6 to transmit the number of modulation levels that the transmission block uses;
    It is described to determine that transmit the transport block size index that the transmission block uses corresponds to for the number of modulation levels that the transmission block uses Multiple transport block size index in maximum when, the parameter determination module is specifically used for:
    It is determined that it is 26 to transmit the transport block size index that the transmission block uses.
  18. 18. the terminal according to claim 15 or 16, it is characterised in that obtain the IMCSAfterwards, as the IMCSFor 29 when, The parameter determination module is additionally operable to:
    It is determined that it is 2 to transmit the number of modulation levels that the transmission block uses;
    It is described to determine that transmit the transport block size index that the transmission block uses corresponds to for the number of modulation levels that the transmission block uses Multiple transport block size index in maximum when, the parameter determination module is specifically used for:
    It is determined that it is 9 to transmit the transport block size index that the transmission block uses.
  19. 19. the terminal according to claim 15 or 16, it is characterised in that obtain the IMCSAfterwards, as the IMCSFor 30 when, The parameter determination module is additionally operable to:
    It is determined that it is 4 to transmit the number of modulation levels that the transmission block uses;
    It is described to determine that transmit the transport block size index that the transmission block uses corresponds to for the number of modulation levels that the transmission block uses Multiple transport block size index in maximum when, the parameter determination module is specifically used for:
    It is determined that it is 15 to transmit the transport block size index that the transmission block uses.
  20. 20. the terminal according to claim 15 or 16, it is characterised in that obtain the IMCSAfterwards, as the IMCSFor 31 when, The parameter determination module is additionally operable to:
    It is determined that it is 6 to transmit the number of modulation levels that the transmission block uses;
    It is described to determine that transmit the transport block size index that the transmission block uses corresponds to for the number of modulation levels that the transmission block uses Multiple transport block size index in maximum when, the parameter determination module is specifically used for:
    It is determined that it is 26 to transmit the transport block size index that the transmission block uses.
  21. A kind of 21. base station equipment, it is characterised in that including:
    Parameter determination module, for the value I indicated from modulating-coding class information domain corresponding to predetermined transmission blockMCSWith In the corresponding relation of coefficient, I is selectedMCSAnd its corresponding coefficient, the IMCSCause base with the coefficient in the corresponding relation of coefficient It is more than or equal to the N ' in the physical resource block size parameter that the coefficient determinesPRB, the IMCSFor 29 or 30 or 31;
    Control signaling sending module, for sending descending control signaling to terminal, physics money is carried in the descending control signaling Source block size and the I of selectionMCS, so that the terminal is according to the predetermined IMCSWith the corresponding relation of coefficient, institute is determined State the I carried in descending control signalingMCSCorresponding coefficient, based on the N 'PRBWith the product of the coefficient of determination, determine that physics provides Source block size parameter, it is determined that it is the number of modulation levels that the transmission block uses to transmit the transport block size index that the transmission block uses Maximum in corresponding multiple transport block size index, and according to the physical resource block size parameter and transmit the transmission The transport block size index that block uses, determine the transport block size.
  22. 22. base station equipment according to claim 21, it is characterised in that the IMCSWith being in the corresponding relation of coefficient Number is more than 1 and less than 2.
  23. 23. the base station equipment according to claim 21 or 22, it is characterised in that the parameter determination module is additionally operable to:
    It is determined that it is 6 to transmit the number of modulation levels that the transmission block uses, it is determined that transmitting the transport block size rope that the transmission block uses It is cited as 26.
  24. 24. the base station equipment according to claim 21 or 22, it is characterised in that the parameter determination module is additionally operable to:
    If the IMCSFor 29, it is determined that it is 2 to transmit the number of modulation levels that the transmission block uses, it is determined that transmitting the transmission block makes Transport block size index is 9.
  25. 25. the base station equipment according to claim 21 or 22, it is characterised in that the parameter determination module is additionally operable to:
    If the IMCSFor 30, it is determined that it is 4 to transmit the number of modulation levels that the transmission block uses, it is determined that transmitting the transmission block makes Transport block size index is 15.
  26. 26. the base station equipment according to claim 21 or 22, it is characterised in that the parameter determination module is additionally operable to:
    If the IMCSFor 31, it is determined that it is 6 to transmit the number of modulation levels that the transmission block uses, it is determined that transmitting the transmission block makes Transport block size index is 26.
CN201310069963.2A 2013-03-05 2013-03-05 A kind of communication processing method and equipment CN104038970B (en)

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CN106576269A (en) * 2014-11-13 2017-04-19 华为技术有限公司 Data transmission method, device and system
CN107306453B (en) * 2016-04-25 2019-12-17 华为技术有限公司 method and device for generating transmission block
CN109150403B (en) 2017-06-16 2020-01-03 华为技术有限公司 Method and device for determining size of transmission block
WO2019028926A1 (en) * 2017-08-11 2019-02-14 华为技术有限公司 Method and device for determining size of transmission block

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