CN108024215A - The transmission method and device of a kind of multicast service - Google Patents

The transmission method and device of a kind of multicast service Download PDF

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Publication number
CN108024215A
CN108024215A CN201610962289.4A CN201610962289A CN108024215A CN 108024215 A CN108024215 A CN 108024215A CN 201610962289 A CN201610962289 A CN 201610962289A CN 108024215 A CN108024215 A CN 108024215A
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China
Prior art keywords
mtp
data block
transmission
signaling
access network
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CN201610962289.4A
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Chinese (zh)
Inventor
艾建勋
戴博
陈宪明
方惠英
陆婷
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ZTE Corp
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ZTE Corp
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Priority to CN201610962289.4A priority Critical patent/CN108024215A/en
Priority to PCT/CN2017/109596 priority patent/WO2018082703A1/en
Publication of CN108024215A publication Critical patent/CN108024215A/en
Pending legal-status Critical Current

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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W4/00—Services specially adapted for wireless communication networks; Facilities therefor
    • H04W4/06—Selective distribution of broadcast services, e.g. multimedia broadcast multicast service [MBMS]; Services to user groups; One-way selective calling services
    • H04W4/08—User group management
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00—Arrangements affording multiple use of the transmission path
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00—Arrangements affording multiple use of the transmission path
    • H04L5/003—Arrangements for allocating sub-channels of the transmission path
    • H04L5/0053—Allocation of signaling, i.e. of overhead other than pilot signals
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W52/00—Power management, e.g. TPC [Transmission Power Control], power saving or power classes
    • H04W52/02—Power saving arrangements
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W52/00—Power management, e.g. TPC [Transmission Power Control], power saving or power classes
    • H04W52/02—Power saving arrangements
    • H04W52/0209—Power saving arrangements in terminal devices
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W52/00—Power management, e.g. TPC [Transmission Power Control], power saving or power classes
    • H04W52/02—Power saving arrangements
    • H04W52/0209—Power saving arrangements in terminal devices
    • H04W52/0212—Power saving arrangements in terminal devices managed by the network, e.g. network or access point is master and terminal is slave
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W72/00—Local resource management
    • H04W72/04—Wireless resource allocation
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W72/00—Local resource management
    • H04W72/20—Control channels or signalling for resource management
    • H04W72/23—Control channels or signalling for resource management in the downlink direction of a wireless link, i.e. towards a terminal
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
    • Y02D30/00—Reducing energy consumption in communication networks
    • Y02D30/70—Reducing energy consumption in communication networks in wireless communication networks

Abstract

The embodiment of the invention discloses the transmission method and device of a kind of multicast service, the described method includes：N number of data block is carried out combined dispatching transmission by access network elements, wherein, the transmission that once repeats of one data block repeats to send for a rank one, and the repetition that N number of data block continuously repeats the repetition transmission for sending M1 rank one and forms a rank two respectively is sent；The repetition of M2 rank two sends to form a N number of combined dispatching transmission of data block.

Description

The transmission method and device of a kind of multicast service
Technical field
The present invention relates to the transmission method and device of a kind of multicast service.
Background technology
In Long Term Evolution (3GPP LTE, the 3rd Generation Partnership of third generation partner program Project Long Term Evolution) in system, single cell point is introduced to multiple spot (SC-PTM, Single Cell Point-To-Multipoint) transmission technology, SC-PTM technologies are used for realization the transfer point in single cell (Single Cell) To downlink Multimedia Broadcast multicast (MBMS, Multimedia Broadcast Multicast Service) business of multiple spot. SC-PTM introduces two kinds of logic channels, i.e., single cell multicast control channel (SC-MCCH, Single Cell-Multicast Control Channel) and single cell multicast transmission channel (SC-MTCH, SC-MCCH, Single Cell-Multicast Traffic Channel).In LTE, SC-MCCH and SC-MTCH all by Physical Downlink Shared Channel (PDSCH, Physical Downlink Shared Channel) carrying.
As shown in Figure 1, what arrowband Internet of Things (NB-IoT, Narrow Band Internet of Thing) and LTE strengthened In order to strengthen connecing for the UE of covering in machine type communication (eMTC, enhanced Machine Type Communication) Receive, same PDCCH signalings and PDSCH channel datas are required for repeating to send repeatedly.As shown in Figure 1, scheduling PDSCH's In PDCCH signalings, in addition to time-domain and frequency-domain resource used in instruction PDSCH channels and modulating-coding form MCS, also refer to Show that the repetition transmission times (Repetition number) of PDSCH, and scheduling send the start time of PDSCH, that is, dispatched Which after last PDCCH subframe timing scheduling delay, in the prior art, this scheduling timing refer to A wireless sub-frame starts to dispatch corresponding PDSCH.
In NB-IoT or eMTC, how to support SC-PTM, there are it is following the problem of.
The main purpose that NB-IoT and eMTC introduce SC-PTM is to provide a kind of transmission technology of efficient point-to-multipoint, The UE for being mainly used for magnanimity updates its software or firmware, avoids the UE of magnanimity from passing through dedicated channel (dedicated channel) Obtain the business datum.This business has clearly a need for 100% correct reliable reception business datum, otherwise received portion Separate service data are without actual meaning.And current service transferring mode does not ensure that the reception of data entirely accurate.
On the other hand, the covering signal matter of the user terminal UE, different UE of multiple reception business that broadcasting service faces Amount is different, it is therefore desirable to receives that the repetition number of PDSCH is also different, the UE for how allowing covering signal quality good is received as soon as possible Business datum, so as to reduce battery consumption, and can meet that the UE for covering poor signal can receive enough PDSCH and repeat to send out Send so that data, and problem to be solved is successfully decoded.
The content of the invention
In order to solve the above technical problems, transmission method and device an embodiment of the present invention provides a kind of multicast service.
The technical solution of the embodiment of the present invention is as follows：
A kind of transmission method of multicast service, the described method includes：
N number of data block is carried out combined dispatching transmission by access network elements, wherein, the transmission that once repeats of a data block is Rank one repeats to send, and N number of data block continuously repeats the repetition transmission for sending M1 rank one and forms one respectively The repetition of secondary rank two is sent；The repetition of M2 rank two sends to form a N number of combined dispatching transmission of data block.
In such scheme, a rank one of one data block repeats to send to take the physics of a wireless sub-frame DSCH Downlink Shared Channel PDSCH is sent.
In such scheme, the access network elements dispatch the combined dispatching of N number of data block by dynamic dispatching mode During transmission, one of in the following manner instruction scheduling information：
The access network elements indicate the quantity information N of the data block of progress combined dispatching by dynamic dispatching signaling DCI, And the number M2 given by DCI or the double recurrence of semi-static signaling instruction rank, or shared by a combined dispatching transmission The quantity information of wireless sub-frame；
The access network elements indicate the quantity information N of the data block of progress combined dispatching by semi-persistent scheduling signaling, And indicate that rank is double by DCI or semi-static signalings and recur the number M2 sent, or the nothing that a combined dispatching transmission is shared The quantity information of line subframe.
In such scheme, the access network elements also indicate rank one by dynamic dispatching signaling DCI or semi-static signalings Repetition transmission times M1.
In such scheme, the value of the M1 is 1, and N number of data block sends the weight for once forming a rank two respectively Recurrence is sent.
In such scheme, when the access network elements indicate the number M2 that the double recurrence of rank is sent, a combined dispatching The number of wireless sub-frame in transmission shared by PDSCH is M2*N*M1；
When the access network elements indicate the number T of the wireless sub-frame shared by PDSCH in a combined dispatching transmission, M2=T/ (N*M1).
In such scheme, the method further includes：
The quantity that the access network elements determine to need to dispatch the data block sent is less than can be transmitted by what signaling indicated During data number of blocks N, N number of data are collectively constituted with the data block for needing to send by constructing the pseudo- data block not comprising data Block.
A kind of transmission method of business, the described method includes：
When access network elements scheduled transmission business or Signaling Radio Bearer, match somebody with somebody for the business or the Signaling Radio Bearer Put and cycle MTP is transmitted several times, and N number of data block is one or many described in scheduled transmission in the MTP.
It is described that cycle MTP is transmitted several times for the business or Signaling Radio Bearer configuration in such scheme, including：
Configure the length information L of the MTP；Or
Configure the length information L of the MTP, the MTP initial position offset information Offset.
In such scheme, the initial position of the MTP is determined by following manner：
(H-SFN*1024+SFN) mod L=offset；
Wherein, H-SFN is system for super-frame number, and SFN is System Frame Number, and mod is modulo operation symbol, and L is the length of MTP, Offset is the offset of MTP initial positions；The initial position of the MTP is the H-SFN and SFN for meeting above-mentioned formula；Wherein, The offset default values are 0.
In such scheme, described N number of data block is one or many described in scheduled transmission in the MTP, including：
The access network elements are sent in the MTP for dispatching the business or the data of the Signaling Radio Bearer The dynamic dispatching signaling of block.
In such scheme, the access network elements dispatch N number of data block with MTP repeat patterns, and the MTP repeats mould Formula is for by N number of data block, repetitive schedule transmission, the information of the MTP repeat patterns to include at least in multiple MTP：For adjusting It is adjacent in the number M of MTP and multiple MTP for N number of data block described in scheduled transmission of degree transmission N number of data block Gap length P between two MTP, wherein, M is the positive integer more than or equal to 1, and P is the positive integer more than or equal to 1, described Gap length between the initial position at intervals of two neighboring MTP of adjacent MTP, or previous MTP in two neighboring MTP End position and the gap length of the latter MTP initial positions.
In such scheme, the unit of the gap length P of the two neighboring MTP is the quantity of MTP, accordingly, multiple The length at intervals of P MTP in MTP between two neighboring MTP.
In such scheme, during the scheduled transmission that N number of data block is repeated in multiple MTP, in each MTP, N number of data block be scheduled transmission primaries or repeatedly.
In such scheme, in a MTP, the access network elements scheduling N number of data block is one or many, bag Include：
Separately dispatch each data block, make one data block of carrying PDSCH channel resources pass through it is independent PDCCH signalings DCI is scheduled；Or
One PDCCH signalings DCI dispatches the PDSCH channels of N number of data block.
In such scheme, in a MTP, each data block, which is scheduled, to be transmitted N2 times, and N2 is more than or equal to 1；In a MTP The order of N2 transmission of the middle N number of data block of scheduling includes：
Each data block, which is scheduled, transmits the N2 rear next data block of scheduling；Alternatively,
N number of data block is dispatched successively is once used as a repetition, and repeats N2 times.
In such scheme, in the dynamic dispatching signaling DCI of N number of data block described in dynamic dispatching, current scheduling is indicated Place MTP is the serial number in M MTP for dispatch N number of data block, or indicates to be used for scheduled transmission institute after current MTP The number of the MTP for the N number of data block stated.
In such scheme, when a data block only scheduled transmission primaries in each MTP, the current scheduling Serial numbers of the MTP at place in the M MTP is the serial number that the data block is scheduled, and the number M of the MTP is The data block is scheduled the number of transmission.
In such scheme, when the number N of the data block of scheduled transmission is more than 1 in a MTP, the access network elements are also The mark Data-ID of instruction data block in the DCI of scheduling data block.Same data block has when being transmitted in different MTP Identical mark Data-ID.
In such scheme, the mark Data-ID of the data block is in the block suitable in N number of data for a data block Sequence number.
A kind of transmission method of business, the described method includes：
The length that cycle MTP is transmitted several times by semi-static signaling or dynamic dispatching signaling DCI instructions for access network elements is believed Cease L；When not indicating the length information of MTP, then the length of MTP is believed to carry the transmission of the business or Signaling Radio Bearer SRB The length of the dispatching cycle of road or logic channel.
In such scheme, the access network elements indicate MTP start bits by semi-static signaling or dynamic dispatching signaling DIC The offset information Offset put；The offset information of MTP initial positions is not indicated, and the offset information of MTP initial positions defaults to zero.
In such scheme, the access network elements indicate repeat pattern by semi-static signaling or dynamic dispatching signaling DIC In MTP quantity informations M；When not indicating the MTP quantity informations in repeat pattern, the MTP quantity informations M in repeat pattern is default For 1 or agreement designated value.
In such scheme, the access network elements indicate the repetition by semi-static signaling or dynamic dispatching signaling DIC The interval information P of two neighboring MTP in pattern；When not indicating P values, P values default to 1.
In such scheme, the access network elements are indicated in a MTP by semi-static signaling or dynamic dispatching signaling DIC It is scheduled the number N of the data block of transmission；When not indicating N, N values default to 1.
In such scheme, the access network elements are by semi-static signaling or dynamic dispatching signaling DIC instructions in a MTP In a data block be scheduled the times N 2 of transmission；When not indicating N2, N2 values default to 1.
A kind of transmission method of multicast service, the described method includes：
Receiving terminal receives N number of data block in one or more of M MTP MTP.
In such scheme, the receiving terminal detects in a MTP dispatches received business or Signaling Radio Bearer During the Downlink Control Information DCI of SRB, according to the value of serial number in M MTP of the current MTP that is indicated in DCI and M, or The MTP quantity of remaining scheduling identical block, determines that the MTP scheduled transmissions after MTP are current after the current MTP indicated The data block of MTP transmission.
In such scheme, the method further includes：
The receiving terminal is by the PDSCH channels of the multiple scheduled transmission of some data block of scheduled transmission in multiple MTP Merge reception.
In such scheme, the method further includes：
The data block that the receiving terminal judges to dispatch in different MTP according to the border of MTP is different data block.
In such scheme, the method further includes：
The number that the receiving terminal attempts to receive data block in a MTP is no more than N*N2 times.
A kind of transmitting device of multicast service, described device include：
Scheduling unit, for N number of data block to be carried out combined dispatching transmission, wherein, data block once repeats to send out Send and repeat to send for rank one, N number of data block continuously repeats the repetition transmission for sending M1 rank one and shape respectively Repetition into a rank two is sent；The repetition of M2 rank two sends to form a N number of combined dispatching transmission of data block
In such scheme, the scheduling unit, is additionally operable to dispatch the joint of N number of data block by dynamic dispatching mode During scheduled transmission, one of in the following manner instruction scheduling information：
Indicate to carry out the quantity information N of the data block of combined dispatching by dynamic dispatching signaling DCI, and by DCI or Semi-static signaling instruction rank is double to recur the number M2 sent, or the quantity of the wireless sub-frame shared by a combined dispatching transmission Information；
The quantity information N of the data block of progress combined dispatching is indicated by semi-persistent scheduling signaling, and it is quiet by DCI or half State signaling instruction rank is double to recur the number M2 sent, or the quantity letter of the wireless sub-frame shared by a combined dispatching transmission Breath.
In such scheme, the scheduling unit, is additionally operable to indicate rank by dynamic dispatching signaling DCI or semi-static signalings One repetition transmission times M1.
A kind of transmitting device of multicast service, described device include：Scheduling unit and dispensing unit, wherein：
Scheduling unit, for scheduled transmission business or Signaling Radio Bearer；
Dispensing unit, for cycle MTP to be transmitted several times for the business or Signaling Radio Bearer configuration, and described N number of data block is one or many described in scheduled transmission in MTP.
In such scheme, the dispensing unit, is additionally operable to：
Configure the length information L of the MTP；Or
Configure the length information L of the MTP, the MTP initial position offset information Offset.
In such scheme, described device further includes：
Determination unit, is following manner for determining the initial position of MTP：
(H-SFN*1024+SFN) mod L=offset；
Wherein, H-SFN is system for super-frame number, and SFN is System Frame Number, and mod is modulo operation symbol, and L is the length of MTP, Offset is the offset of MTP initial positions；The initial position of the MTP is the H-SFN and SFN for meeting above-mentioned formula, wherein, The default value of the offset is 0.
A kind of transmitting device of business, described device include：
Indicating member, for the length of cycle MTP to be transmitted several times by semi-static signaling or dynamic dispatching signaling DCI instructions Information L；
Determination unit, during length information for not indicating MTP in the indicating member, the length for determining MTP is carrying The length of the dispatching cycle of the transmission channel or logic channel of the business or Signaling Radio Bearer SRB.
In such scheme, the indicating member, is additionally operable to indicate MTP by semi-static signaling or dynamic dispatching signaling DIC The offset information Offset of initial position；
The determination unit, is additionally operable to not indicate the offset information of MTP initial positions in the indicating member, determines MTP The offset information of initial position defaults to zero.
In such scheme, the indicating member, is additionally operable to repeat by semi-static signaling or dynamic dispatching signaling DIC instructions MTP quantity informations M in pattern；The determination unit, the MTP numbers being additionally operable in the indicating member does not indicate repeat pattern When measuring information, determine that the MTP quantity informations M in repeat pattern defaults to 1 or agreement designated value.
In such scheme, the indicating member, is additionally operable to by described in semi-static signaling or dynamic dispatching signaling DIC instructions The interval information P of two neighboring MTP in repeat pattern；The determination unit, is additionally operable to not indicate P values in the indicating member When, P values default to 1.
N number of data block is carried out combined dispatching transmission by the technical solution of the embodiment of the present invention, access network elements, wherein, one The transmission that once repeats of a data block repeats to send for a rank one, and N number of data block continuously repeats transmission M1 times respectively The repetition that the repetition of rank one sends and forms a rank two is sent；The repetition of M2 rank two sends to form N number of data block Combined dispatching transmission.By the technical solution of the embodiment of the present invention, enable business receiving end in the transmission of point-to-multipoint It is accurately received, and data receiver can be made complete.The embodiment of the present invention realizes UE, and business datum receives as soon as possible, so as to reduce The battery consumption of UE, and meet the bad UE of covering signal and receive enough PDSCH and repeat to send to be successfully decoded Data.
Brief description of the drawings
Fig. 1 is that PDCCH signalings and PDSCH channel datas repeat to send schematic diagram in NB-IoT and eMTC；
Fig. 2 is that the data block combined dispatching of the embodiment of the present invention transmits schematic diagram；
Fig. 3 is the length L of MTP and the offset O configuration schematic diagrams of start bit of the embodiment of the present invention；
Fig. 4 is that a MTP of the embodiment of the present invention only dispatches the scheduling schematic diagram of a data block；
Fig. 5 be the embodiment of the present invention a MTP in 2 data blocks of scheduled transmission scheduling schematic diagram；
Fig. 6 is the composition structure diagram of the transmitting device of the multicast service of the embodiment of the present invention one；
Fig. 7 is the composition structure diagram of the transmitting device of the multicast service of the embodiment of the present invention two；
Fig. 8 is the composition structure diagram of the transmitting device of the business of the embodiment of the present invention three.
Embodiment
The characteristics of in order to more fully hereinafter understand the embodiment of the present invention and technology contents, below in conjunction with the accompanying drawings to this hair The realization of bright embodiment is described in detail, appended attached drawing purposes of discussion only for reference, is not used for limiting the embodiment of the present invention.
The characteristics of in order to more fully hereinafter understand the embodiment of the present invention and technology contents, below in conjunction with the accompanying drawings to this hair The realization of bright embodiment is described in detail, appended attached drawing purposes of discussion only for reference, is not used for limiting the embodiment of the present invention.
Embodiment 1
In the present embodiment, there is provided a kind of method that multiple data blocks are interleaved transmission.
As shown in Fig. 2, N number of data block is carried out combined dispatching transmission by access network elements.
The referred to as rank one that once repeats to send of one data block repeats to send, and N number of data block continuously repeats respectively The repetition for sending M1 rank one is sent, and the repetition for forming a rank two is sent.The repetition of M2 rank two sends composition Once complete scheduled transmission.
Sent specifically, a rank one of a data block repeats to send to take the PDSCH of a wireless sub-frame, then The repetition that N number of data block continuously repeats M1 wireless sub-frame respectively sends the repetition transmission for constituting a rank two, and M2 even The full schedule transmission for constituting this N number of data block is sent in the double recurrence of continuous rank.
When access network elements dispatch the combined dispatching transmission of this N number of data block by dynamic dispatching mode, access network elements One of in the following manner instruction scheduling information：
1st, access network elements indicate to carry out the number information N of the data block of combined dispatching by dynamic dispatching signaling DCI, and Indicate that the number M2 of the above-mentioned repetition of rank two, or a scheduled transmission have the wireless of occupancy altogether by DCI or semi-static signaling The number information of subframe.
2nd, access network elements indicate to carry out the number information N of the data block of combined dispatching by semi-persistent scheduling signaling, and Indicate that the number M2 of the above-mentioned repetition of rank two, or a scheduled transmission have the wireless son taken altogether by DCI or semi-static signalings The number information of frame.
When access network elements dispatch the combined dispatching transmission of this N number of data block by semi-persistent scheduling mode, net net is accessed Member instruction in semi-static signaling carries out the number information N of the data block of combined dispatching, and above-mentioned two number of repetition of rank M2 or scheduled transmission has the number information of the wireless sub-frame taken altogether.
Optionally, access network elements also indicate the weight of above-mentioned rank one by dynamic dispatching signaling DCI or semi-static signalings Again M1 is counted.Default, the value of M1 is 1, i.e., N number of data block sends the repetition transmission for once forming a rank two respectively.
In the methods described above, if it is indicated that the number M2 that rank two repeats, then once in complete scheduled transmission Number=M2*N*M1 of wireless sub-frame shared by PDSCH a, if it is indicated that scheduled transmission has the wireless sub-frame taken altogether Number T, the then M2=T/ (N*M1).It is assumed here that the transmission that once repeats of rank one takes a wireless sub-frame, such as The transmission that once repeats of fruit rank one takes multiple wireless sub-frames, then is accordingly added to this factor in above-mentioned formula i.e. Can.
Above-mentioned semi-static signaling includes SC-MCCH message, some is specific in SC-MCCH message for access network elements at this time Above- mentioned information is indicated in the scheduling information of business.
In different demands, different signaling indicating modes can be selected, and reach different beneficial effects.
Such as above-mentioned N is indicated by dynamic dispatching signaling DCI, there are complete dynamic dispatching performance, access network elements The to be scheduled and number of data block determines the number of N when can be according to scheduling data etc., but band while obtain flexibility Carry out the increase of the expense of DCI.
Access network elements indicate above-mentioned M2 by dynamic dispatching signaling DCI or once dispatch the number of shared subframe, It is same that there is maximum flexibility, but equally also bring the increase of DCI expenses.
The number for once needing data block that scheduling sends is had determined and in not changed scene for a period of time, It is more suitable using semi-static signaling instruction above- mentioned information.For example, the SC-MCCH message in SC-PTM is divided into after rlc layer burst N number of RLC PDU, i.e., N number of data block, and SC-MCCH message sizes will not change within a certain period of time, then can use half The information such as used above-mentioned N and M2 during the data block of static signaling SIB20 instruction scheduling SC-MCCH message.
And when indicating above-mentioned N by semi-static signaling, the number if necessary to the data block of scheduling is less than N, then needs Following method is solved：
For access network elements in scheduling, the number of the data block sent if necessary to scheduling is less than the letter indicated by signaling N is made, then access network elements collectively constitute N number of data by manufacturing the pseudo- data block not comprising data with the data block for needing to send Block.And these pseudo- data blocks for not including data block are arranged in transmission after the data block for needing to send.These pseudo- data blocks are Data portion only includes RLC PDU or the MAC PDU of pading.
The data block described in the present embodiment, its form include RLC PDU, MAC PDU, or MAC layer transmission block (TB).
Method through this embodiment, access network elements realize interlaced transmission when being scheduled to multiple data blocks. And by the instruction of signaling, realize that dynamic adjustment carries out the number of the data block of combined dispatching.Under this transmission mode, letter Number UE covered can receive N number of data block as soon as possible, and the UE of poor signal also has enough receivers can will be upper The multiplicating for stating N number of data block merges (combining) to realize successful decoding.
Embodiment 2
Present embodiments provide a kind of method for N number of data block carrying out that scheduled transmission is repeated several times.
One business of access network elements scheduled transmission or Signaling Radio Bearer (SRB, Signaling a Radio Bearer), the cycle (MTP, Multiple Transmission Period) is transmitted several times for its configuration, and in the MTP N number of data block is one or many described in middle scheduled transmission.
Cycle MTP is transmitted several times in the access network elements configuration, includes at least：The length information L of the MTP.Optionally, Further include the offset information Offset of the initial position of the MTP.
The initial position of one MTP is calculated by following formula：
(H-SFN*1024+SFN) mod L=offset；
Wherein：H-SFN is system for super-frame number, and SFN is System Frame Number, and mod is modulo operation symbol, and L is the length of MTP, Offset is the offset of MTP initial positions.The initial position of the MTP is the H-SFN and SFN for meeting above-mentioned formula；It is described The default value of offset is 0.
Optionally, access network elements send the dynamic for dispatching the business or the data block of SRB in the MTP Dispatch.If the business or SRB have dispatching cycle or repetition period, or further, the business or SRB configurations are used In the time window of scheduling, then access network elements dispatching cycle or repetition period of above-mentioned business or SRB in the MTP, with And its business or the dynamic dispatching signaling of SRB are sent in the scheduling time window of configuration.
Access network elements dispatch the multiple data block with MTP repeat patterns, and the MTP repeat patterns are used for N number of number According to block, repetitive schedule is transmitted in multiple MTP, and the information of the MTP repeat patterns includes at least：For N number of described in scheduled transmission The number M of the MTP of data block and between two neighboring MTP in multiple MTP of N number of data block described in scheduled transmission The value range of gap length P, wherein M are the positive integer more than or equal to 1, and the value of P is the positive integer more than or equal to 1, described Adjacent MTP the initial position at intervals of two neighboring MTP between gap length, or previous MTP in two neighboring MTP End position and the latter MTP initial positions gap length.
Preferably, the unit of the gap length P of the two neighboring MTP is the number of MTP, at this time the multiple MTP In the length at intervals of P MTP between two neighboring MTP.
The scheduled transmission that N number of data block is repeated in above-mentioned multiple MTP, i.e. described in each MTP N number of data block be scheduled transmission primaries or repeatedly.In a MTP, access network elements scheduling N number of data block is once Or repeatedly, specific scheduling mode includes but not limited to：
1st, independently each data block of scheduling, that is, carry the one or many repetitions of PDSCH channels of a data block It is scheduled by independent PDCCH signalings DCI.
2nd, a PDCCH signalings DCI dispatches the PDSCH channels of N number of data block.
3rd, the combined scheduling method of the N number of data block provided using embodiment in the present invention 1 is scheduled transmission.
Optionally, in a MTP, each data block, which can be scheduled, to be transmitted N2 times, and N2 is more than or equal to 1.
When N2 transmission of N number of data block is dispatched in one MTP of access net, its order dispatched includes：
1st, each data block, which is scheduled, transmits the N2 rear next data block of scheduling；I.e. according to (data block 1, data block 1 ...), (data block 2, data block 2 ...) ... (data block N, data block N ...)
2nd, N number of data block is dispatched successively is once used as a repetition, that is, accesses net according to (data block 1, data block 2 ... Data block n), (data 1, the mode scheduled transmission of data 2 ... data n) ... N2 times；
Optionally, in the dynamic dispatching signaling DCI of N number of data block described in dynamic dispatching, current scheduling place is indicated MTP is the serial number in M MTP for dispatch N number of data block, or after current MTP (including or do not include currently MTP) it is used for the number of the MTP of N number of data block described in scheduled transmission.
When in each MTP a data block be only scheduled transmission primaries when, the serial number of the MTP is equal to described The serial number that data block is scheduled, the number of the MTP etc. is used for the data block and is scheduled the number of transmission.
Optionally, if the number N of the data block of the scheduled transmission in a MTP is more than 1, access network elements The mark Data-ID of instruction data block also in the DCI of scheduling data block, when same data block is transmitted in different MTP There is identical mark Data-ID.
Preferably, the mark Data-ID of the data block is a data block in N number of data order in the block Number, i.e., described N number of data first data block in the block is identified as 0, and second data block is identified as 1, and so on.
Access network elements indicate UE scheduling informations by signaling, including：
Optionally, access network elements indicate the length information L of MTP by semi-static signaling or dynamic dispatching signaling DCI；Such as Fruit does not indicate that then the length of the L is the dispatching cycle of the transmission channel or logic channel of the carrying business or SRB Length.
Optionally, access network elements indicate the offset of MTP initial positions by semi-static signaling or dynamic dispatching signaling DIC Information Offset；If do not indicated, the value of default Offset is zero.
Optionally, access network elements are indicated in the repeat pattern by semi-static signaling or dynamic dispatching signaling DIC MTP number information M；If do not indicated, the value of default M is 1 or the value of protocol conventions；
Optionally, access network elements indicate phase in the repeat pattern by semi-static signaling or dynamic dispatching signaling DIC The interval information P of two MTP of neighbour；If do not indicated, the value of default P is 1, i.e. multiple MTP are continuous more A MTP；
Optionally, access network elements indicate to be scheduled in a MTP by semi-static signaling or dynamic dispatching signaling DIC The number N of the data block of transmission；If do not indicated, the value of default N is 1；
Optionally, access network elements indicate a number in a MTP by semi-static signaling or dynamic dispatching signaling DIC Be scheduled the times N 2 of transmission according to block；If do not indicated, the value of default N2 is 1；
Receiving terminal UE, which receives N number of data block, to be included：
Receiving terminal receives N number of data block in above-mentioned M MTP in one or more MTP.
When receiving terminal detects the DCI for dispatching received business or SRB in a MTP, worked as according to what is indicated in DCI Remaining scheduling identical block after the serial number in M MTP of preceding MTP and the value of M, or the current MTP of instruction MTP number, it may be determined that the data block of the current MTP transmission of which MTP scheduled transmission after this MTP.
UE merges the PDSCH channels of the multiple scheduled transmission of some data block of scheduled transmission in multiple MTP Receive.
The data block that UE judges to dispatch in different MTP according to the border of MTP is different data block.
The number that UE attempts to receive data block in a MTP is no more than N*N2 times.
The data block is transmission data block (transmission block, TB), or radio link control (RLC) load data unit (payload data unit, PDU), or the load data of media access control protocol (MAC) Unit (PDU).
The transmission channel includes at least：SC-MTCH channels, DTCH channels, DCCH channels, CTCH channels, MTCH letters Road, MCCH channels.
The semi-static signaling includes at least：For indicating the system information block of SC-MCCH scheduling message information, it is used for Indicate the SC-MCCH message of SC-MTCH scheduling informations；
The dynamic dispatching signaling includes at least：The DCI of PDCCH channel bearings.
The access network elements include at least the enhancing base station eNB of 3GPP protocol definitions.
As shown in figure 3, in figure 3, the length L of access network elements configuration MTP and the offset O of start bit.And indicate MTP Repeat pattern be：The repetition number M of MTP is 3, and the number for the different data blocks dispatched in each MTP is 2, i.e. data block 1 With 2, and indicate between the two neighboring MTP of scheduling data 1 and 2 at intervals of 2 MTP, dispatch the MTP weights of data 1 and 2 in other words The multiple cycle is 2 MTP.
Access network elements are in any one MTP, and in figure 3, the MTP for being identified as MTP n starts 1 He of scheduled transmission data block 2, and in subsequent MTP n+2, and repetitive schedule data block 1 and 2 in MTP N+4.
UE needs to determine to receive scheduled transmission of the data block 1 and 2 in above-mentioned MTP according to decoded.
Access network elements indicate that the serial number of current MTP is the first of scheduling data block 1 and 2 in MTP n, by DCI A MTP, is represented with 0 or 1, and so on, then in MTP n+1 and MTP n+2, the serial number of current MTP is indicated by DCI For second and the 3rd MTP.
The UE for starting to receive the business at any time knows current MTP's according to the serial number of the MTP of above-mentioned instruction Serial number, and the number M of the MTP according to scheduling data block 1 and 2, it is known that also have which MTP scheduled transmission after this MTP Data block 1 and 2, such as UE start to receive data in MTP n+2, and UE dispatches the DCI of data block 1 or 2 according to MTP n+2 The current MTP serial numbers 2 indicated, and the number M of the MTP of scheduling data block 1 and 2 is 3, and scheduling data block 1 and 2 MTP at intervals of 2 MTP, it is known that what is dispatched in follow-up MTP n+4 is data block 1 and 2.So as to which UE can't be because of It is not received by the MTP of first scheduling data block 1 and 2 and alignment cannot be kept with the transmission of access net, access network elements It is able to start to dispatch data block 1 and 2 in any MTP, allows UE to know opening for scheduling data block 1 and 2 without extra mechanism Beginning MTP position.
If successfully decoded data block 1 and 2, UE can ignore what is transmitted in MTP n+4 to UE in MTP n+2 Data, if UE does not have decoded data block 1 or 2 in MTP n+2, UE can continue 1 He of read block in MTP n+4 2 scheduled transmission, and which the mark of the data block indicated in the DCI by dispatching data block is identify scheduled transmission Data block, so as to the data block 1 or the PDSCH channel signals of data block 2 that will be received in MTP n+4, and in MTP n+2 In the PDSCH channel signals of the corresponding data block 1 that receives or data block 2 merge decoding.
The present embodiment is by taking the scheduling of data block 1 and 2 is sent as an example, and in other MTP, access network elements can also be dispatched Other data blocks of same business or SRB.
Fig. 4 is another preferred embodiment of the present embodiment, and in this example, a MTP only dispatches one Data block, mark is in figure, in a MTP, the scheduled transmission of data block 12 times.In each MTP, access network elements DCI by dispatching data block 1 indicates that current MTP is the serial number in the MTP for dispatching data block 1.In figure in MTP n The DCI for being used to dispatch the business or SRB sent indicates that the serial number of current MTP be first MTP, or indicate current MTP it There are 2 MTP to be used for transmission the data block identical with current MTP afterwards.And so on, it is described in MTP n+2 and MTP n+4 DCI indicate respectively current MTP be second and the 3rd MTP.
Fig. 5 is the 3rd preferred embodiment of the present embodiment, dispatches pass in this example, in a MTP Defeated 2 data blocks, each data block, which is scheduled, to be transmitted 2 times.In Figure 5, MTP n and MTP n+2 are used for scheduled transmission data block 1 With data block 2.In a MTP, data block 1 and data block 2 are continuously dispatched 2 times respectively.That is N=2, N2=2.Access net net Member indicates respectively that its data block identifier is 0 and 1 in the DCI of scheduling data block 1 and data block 2, for distinguishing the two.
Fig. 6 is the composition structure diagram of the transmitting device of the multicast service of the embodiment of the present invention one, as shown in fig. 6, this The transmitting device of the multicast service of inventive embodiments includes：
Scheduling unit 60, for N number of data block to be carried out combined dispatching transmission, wherein, data block once repeats Send and repeat to send for rank one, N number of data block continuously repeat the repetition transmission that sends M1 rank one respectively and The repetition for forming a rank two is sent；The repetition of M2 rank two sends to form a N number of combined dispatching transmission of data block
The scheduling unit 60, the combined dispatching for being additionally operable to dispatch N number of data block by dynamic dispatching mode transmit When, one of in the following manner instruction scheduling information：
Indicate to carry out the quantity information N of the data block of combined dispatching by dynamic dispatching signaling DCI, and by DCI or Semi-static signaling instruction rank is double to recur the number M2 sent, or the quantity of the wireless sub-frame shared by a combined dispatching transmission Information；
The quantity information N of the data block of progress combined dispatching is indicated by semi-persistent scheduling signaling, and it is quiet by DCI or half State signaling instruction rank is double to recur the number M2 sent, or the quantity letter of the wireless sub-frame shared by a combined dispatching transmission Breath.
The scheduling unit 60, is additionally operable to indicate the repetition of rank one by dynamic dispatching signaling DCI or semi-static signalings Transmission times M1.
It will be appreciated by those skilled in the art that each unit in the transmitting device of multicast service shown in Fig. 6 realizes work( The associated description of the transmission method of foregoing multicast service can be can refer to and understood.Scheduling unit shown in Fig. 6 can pass through micro- place Device, FPGA, digital signal processor etc. is managed to realize.
Fig. 7 is the composition structure diagram of the transmitting device of the multicast service of the embodiment of the present invention two, as shown in fig. 7, this The transmitting device of the multicast service of inventive embodiments includes scheduling unit 70 and dispensing unit 71, wherein：
Scheduling unit 70, for scheduled transmission business or Signaling Radio Bearer；
Dispensing unit 71, for cycle MTP to be transmitted several times for the business or Signaling Radio Bearer configuration, and in institute State in MTP that N number of data block is one or many described in scheduled transmission.
The dispensing unit 71, is additionally operable to：
Configure the length information L of the MTP；Or
Configure the length information L of the MTP, the MTP initial position offset information Offset.
On the basis of the transmitting device of the multicast service shown in Fig. 7, the transmission dress of the multicast service of the embodiment of the present invention Put and further include：
Determination unit (not shown in Fig. 7), is following manner for determining the initial position of MTP：
(H-SFN*1024+SFN) mod L=offset；
Wherein, H-SFN is system for super-frame number, and SFN is System Frame Number, and mod is modulo operation symbol, and L is the length of MTP, Offset is the offset of MTP initial positions；The initial position of the MTP is the H-SFN and SFN for meeting above-mentioned formula；It is described The default value of Offset is 0.
It will be appreciated by those skilled in the art that each unit in the transmitting device of multicast service shown in Fig. 7 realizes work( The associated description of the transmission method of foregoing multicast service can be can refer to and understood.Scheduling unit, dispensing unit shown in Fig. 7 and really Order member can be realized by microprocessor, FPGA, digital signal processor etc..
Fig. 8 is the composition structure diagram of the transmitting device of the business of the embodiment of the present invention three, as shown in figure 8, of the invention The transmitting device of the multicast service of embodiment includes：
Indicating member 80, for the length of cycle MTP to be transmitted several times by semi-static signaling or dynamic dispatching signaling DCI instructions Spend information L；
Determination unit 81, during length information for not indicating MTP in the indicating member, determines the length of MTP to hold Carry the length of the transmission channel of the business or Signaling Radio Bearer SRB or the dispatching cycle of logic channel.
The indicating member 80, is additionally operable to indicate MTP initial positions by semi-static signaling or dynamic dispatching signaling DIC Offset information Offset；
The determination unit 81, is additionally operable to not indicate the offset information of MTP initial positions in the indicating member 80, determines The offset information of MTP initial positions defaults to zero.
The indicating member 80, is additionally operable to indicate in repeat pattern by semi-static signaling or dynamic dispatching signaling DIC MTP quantity informations M；The determination unit 81, is additionally operable to the MTP quantity letter in the indicating member 80 does not indicate repeat pattern During breath, determine that the MTP quantity informations M in repeat pattern defaults to 1 or agreement designated value.
The indicating member 80, is additionally operable to indicate the repeat pattern by semi-static signaling or dynamic dispatching signaling DIC In two neighboring MTP interval information P；The determination unit 81, is additionally operable to when the indicating member 80 does not indicate P values, P values Default to 1.
It will be appreciated by those skilled in the art that each unit in the transmitting device of multicast service shown in Fig. 8 realizes work( The associated description of the transmission method of foregoing multicast service can be can refer to and understood.Determination unit shown in Fig. 8 can be by micro- Processor, FPGA, digital signal processor etc. are realized.Indicating member can be realized by antenna system etc..
In several embodiments provided herein, it should be understood that disclosed apparatus and method, can pass through it His mode is realized.Apparatus embodiments described above are only schematical, for example, the division of the unit, is only A kind of division of logic function, can have other dividing mode, such as when actually realizing：Multiple units or component can combine, or Another system is desirably integrated into, or some features can be ignored, or do not perform.In addition, shown or discussed each composition portion Point mutual coupling or direct-coupling or communication connection can be the INDIRECT COUPLINGs by some interfaces, equipment or unit Or communication connection, can be electrical, mechanical or other forms.
The above-mentioned unit illustrated as separating component can be or may not be physically separate, be shown as unit The component shown can be or may not be physical location, you can positioned at a place, can also be distributed to multiple network lists In member；Partly or entirely unit therein can be selected to realize the purpose of this embodiment scheme according to the actual needs.
In addition, each functional unit in various embodiments of the present invention can be fully integrated into a processing unit, also may be used To be each unit individually as a unit, can also two or more units integrate in a unit；It is above-mentioned Integrated unit can both be realized in the form of hardware, can also be realized in the form of hardware adds SFU software functional unit.
One of ordinary skill in the art will appreciate that：Realizing all or part of step of above method embodiment can pass through The relevant hardware of programmed instruction is completed, and foregoing program can be stored in a computer read/write memory medium, the program Upon execution, the step of execution includes above method embodiment；And foregoing storage medium includes：It is movable storage device, read-only Memory (ROM, Read Only Memory), magnetic disc or CD etc. are various can be with the medium of store program codes.
If alternatively, the above-mentioned integrated unit of the present invention is realized in the form of software function module and is used as independent product Sale in use, can also be stored in a computer read/write memory medium.Based on such understanding, the present invention is implemented The part that the technical solution of example substantially in other words contributes the prior art can be embodied in the form of software product, The computer software product is stored in a storage medium, including some instructions are used so that computer equipment (can be with It is personal computer, server or network equipment etc.) perform all or part of each embodiment the method for the present invention. And foregoing storage medium includes：Movable storage device, read-only storage (ROM, Read Only Memory), magnetic disc or light Disk etc. is various can be with the medium of store program codes.
The above description is merely a specific embodiment, but protection scope of the present invention is not limited thereto, any Those familiar with the art the invention discloses technical scope in, change or replacement can be readily occurred in, should all be contained Cover within protection scope of the present invention.Therefore, protection scope of the present invention should be based on the protection scope of the described claims.

Claims (41)

  1. A kind of 1. transmission method of multicast service, it is characterised in that the described method includes：
    N number of data block is carried out combined dispatching transmission by access network elements, wherein, the transmission that once repeats of a data block is once Rank one repeats to send, and N number of data block continuously repeats the repetition transmission for sending M1 rank one and forms a level respectively Other two repetition is sent；The repetition of M2 rank two sends to form a N number of combined dispatching transmission of data block.
  2. 2. according to the method described in claim 1, it is characterized in that, a rank one repetition transmission of one data block is The Physical Downlink Shared Channel PDSCH for taking a wireless sub-frame is sent.
  3. 3. according to the method described in claim 1, it is characterized in that, the access network elements dispatch institute by dynamic dispatching mode When stating the combined dispatching transmission of N number of data block, one of in the following manner instruction scheduling information：
    The access network elements indicate to carry out the quantity information N of the data block of combined dispatching by dynamic dispatching signaling DCI, and lead to Cross DCI or semi-static signaling indicates that rank is double and recurs the number M2 sent, or it is wireless shared by a combined dispatching transmission The quantity information of subframe；
    The access network elements indicate to carry out the quantity information N of the data block of combined dispatching by semi-persistent scheduling signaling, and lead to Cross the number M2 that the double recurrence of DCI or semi-static signalings instruction rank is sent, or the wireless son that a combined dispatching transmission is shared The quantity information of frame.
  4. 4. according to the method described in claim 3, it is characterized in that, the access network elements also pass through dynamic dispatching signaling DCI Or the repetition transmission times M1 of semi-static signaling instruction rank one.
  5. 5. according to the method described in claim 4, it is characterized in that, the value of the M1 is 1, N number of data block is sent respectively The repetition for once forming a rank two is sent.
  6. 6. according to the method described in claim 3, it is characterized in that, the access network elements indicate, rank is double to recur what is sent During number M2, the number of the wireless sub-frame in a combined dispatching transmission shared by PDSCH is M2*N*M1；
    When the access network elements indicate the number T of the wireless sub-frame shared by PDSCH in a combined dispatching transmission, M2= T/(N*M1)。
  7. 7. according to the method described in claim 3, it is characterized in that, the method further includes：
    The quantity that the access network elements determine to need to dispatch the data block sent is less than can transmit data by what signaling indicated During number of blocks N, N number of data block is collectively constituted with the data block for needing to send by constructing the pseudo- data block not comprising data.
  8. A kind of 8. transmission method of business, it is characterised in that the described method includes：
    It is that the business or Signaling Radio Bearer configuration are more when access network elements scheduled transmission business or Signaling Radio Bearer Secondary transmission cycle MTP, and N number of data block is one or many described in scheduled transmission in the MTP.
  9. 9. according to the method described in claim 8, it is characterized in that, described configure for the business or the Signaling Radio Bearer Cycle MTP is transmitted several times, including：
    Configure the length information L of the MTP；Or
    Configure the length information L of the MTP, the MTP initial position offset information Offset.
  10. 10. according to the method described in claim 9, it is characterized in that, the initial position of the MTP is determined by following manner：
    (H-SFN*1024+SFN) mod L=offset；
    Wherein, H-SFN is system for super-frame number, and SFN is System Frame Number, and mod is modulo operation symbol, and L is the length of MTP, Offset is the offset of MTP initial positions；The initial position of the MTP is the H-SFN and SFN for meeting above-mentioned formula；Wherein, The offset default values are 0.
  11. 11. according to the method described in claim 9, it is characterized in that, N number of data described in scheduled transmission in the MTP Block is one or many, including：
    The access network elements are sent in the MTP for dispatching the business or the data block of the Signaling Radio Bearer Dynamic dispatching signaling.
  12. 12. according to the method described in claim 9, it is characterized in that, the access network elements are with described in the scheduling of MTP repeat patterns N number of data block, the MTP repeat patterns are used for the repetitive schedule transmission in multiple MTP, the MTP by N number of data block and repeat mould The information of formula includes at least：For the number M of the MTP of N number of data block described in scheduled transmission and for N described in scheduled transmission Gap length P in multiple MTP of a data block between two neighboring MTP, wherein, M is the positive integer more than or equal to 1, and P is big Gap length between the positive integer equal to 1, the initial position at intervals of two neighboring MTP of the adjacent MTP, or phase The end position of previous MTP and the gap length of the latter MTP initial positions in two MTP of neighbour.
  13. 13. according to the method for claim 12, it is characterised in that the unit of the gap length P of the two neighboring MTP For the quantity of MTP, accordingly, the length at intervals of P MTP in multiple MTP between two neighboring MTP.
  14. 14. according to the method described in claim 8, it is characterized in that, what N number of data block was repeated in multiple MTP During scheduled transmission, in each MTP, N number of data block be scheduled transmission primaries or repeatedly.
  15. 15. according to the method for claim 14, it is characterised in that in a MTP, described in the access network elements scheduling N number of data block it is one or many, including：
    Each data block is separately dispatched, the PDSCH channel resources of one data block of carrying is believed by independent PDCCH DCI is made to be scheduled；Or
    One PDCCH signalings DCI dispatches the PDSCH channels of N number of data block.
  16. 16. according to the method for claim 14, it is characterised in that in a MTP, each data block, which is scheduled, transmits N2 Secondary, N2 is more than or equal to 1；The order of N2 transmission of N number of data block is dispatched in a MTP to be included：
    Each data block, which is scheduled, transmits the N2 rear next data block of scheduling；Alternatively,
    N number of data block is dispatched successively is once used as a repetition, and repeats N2 times.
  17. 17. according to the method for claim 12, it is characterised in that in the dynamic dispatching of N number of data block described in dynamic dispatching In signaling DCI, MTP where indicating current scheduling is the serial number in M MTP for dispatch N number of data block, or instruction ought It is used for the number of the MTP of N number of data block described in scheduled transmission after preceding MTP.
  18. 18. according to the method for claim 17, it is characterised in that
    When a data block only scheduled transmission primaries in each MTP, the MTP where the current scheduling is described Serial number in M MTP is the serial number that the data block is scheduled, and the number M of the MTP is scheduled for the data block The number of transmission.
  19. 19. according to the method described in claim 8, it is characterized in that, in a MTP data block of scheduled transmission number N During more than 1, the mark Data-ID of instruction data block of the access network elements also in the DCI of scheduling data block.Same number There is identical mark Data-ID when being transmitted according to block in different MTP.
  20. 20. according to the method for claim 19, it is characterised in that the mark Data-ID of the data block is a number According to block in N number of data serial number in the block.
  21. A kind of 21. transmission method of business, it is characterised in that the described method includes：
    The length information L of cycle MTP is transmitted several times by semi-static signaling or dynamic dispatching signaling DCI instructions for access network elements； When not indicating the length information of MTP, then the length of MTP for carry the transmission channel of the business or Signaling Radio Bearer SRB or The length of the dispatching cycle of logic channel.
  22. 22. according to the method for claim 21, it is characterised in that the access network elements pass through semi-static signaling or dynamic The offset information Offset of dispatch DIC instruction MTP initial positions；The offset information of MTP initial positions is not indicated, and MTP rises The beginning offset information of position defaults to zero.
  23. 23. according to the method for claim 21, it is characterised in that the access network elements pass through semi-static signaling or dynamic MTP quantity informations M in dispatch DIC instruction repeat patterns；When not indicating the MTP quantity informations in repeat pattern, repeat MTP quantity informations M in pattern defaults to 1 or agreement designated value.
  24. 24. according to the method for claim 21, it is characterised in that the access network elements pass through semi-static signaling or dynamic Dispatch DIC indicates the interval information P of two neighboring MTP in the repeat pattern；When not indicating P values, P values default to 1.
  25. 25. according to the method for claim 21, it is characterised in that the access network elements pass through semi-static signaling or dynamic Dispatch DIC indicates to be scheduled the number N of the data block of transmission in a MTP；When not indicating N, N values default to 1.
  26. 26. according to the method for claim 21, it is characterised in that the access network elements pass through semi-static signaling or dynamic Dispatch DIC instructions data block in a MTP is scheduled the times N 2 of transmission；When not indicating N2, N2 values default to 1。
  27. A kind of 27. transmission method of multicast service, it is characterised in that the described method includes：
    Receiving terminal receives N number of data block in one or more of M MTP MTP.
  28. 28. according to the method for claim 27, it is characterised in that the receiving terminal detects scheduling institute in a MTP When the Downlink Control Information DCI of the business of reception or Signaling Radio Bearer SRB, according to the current MTP indicated in DCI at M The MTP quantity of remaining scheduling identical block, determines after the value of serial number and M in MTP, or the current MTP of instruction The data block of the current MTP transmission of MTP scheduled transmissions after MTP.
  29. 29. according to the method for claim 27, it is characterised in that the method further includes：
    The receiving terminal carries out the PDSCH channels of the multiple scheduled transmission of some data block of scheduled transmission in multiple MTP Merge and receive.
  30. 30. according to the method for claim 27, it is characterised in that the method further includes：
    The data block that the receiving terminal judges to dispatch in different MTP according to the border of MTP is different data block.
  31. 31. according to the method for claim 27, it is characterised in that the method further includes：
    The number that the receiving terminal attempts to receive data block in a MTP is no more than N*N2 times.
  32. 32. a kind of transmitting device of multicast service, it is characterised in that described device includes：
    Scheduling unit, for N number of data block to be carried out combined dispatching transmission, wherein, the transmission that once repeats of a data block is Rank one repeats to send, and N number of data block continuously repeats the repetition transmission for sending M1 rank one and forms one respectively The repetition of secondary rank two is sent；The repetition of M2 rank two sends to form a N number of combined dispatching transmission of data block.
  33. 33. device according to claim 32, it is characterised in that the scheduling unit, is additionally operable to by dynamic dispatching side When formula dispatches the combined dispatching transmission of N number of data block, one of in the following manner instruction scheduling information：
    The quantity information N of the data block of progress combined dispatching is indicated by dynamic dispatching signaling DCI, and it is quiet by DCI or half State signaling instruction rank is double to recur the number M2 sent, or the quantity letter of the wireless sub-frame shared by a combined dispatching transmission Breath；
    The quantity information N of the data block of progress combined dispatching is indicated by semi-persistent scheduling signaling, and passes through DCI or semi-static letters Order instruction rank is double to recur the number M2 sent, or the quantity information of the wireless sub-frame shared by a combined dispatching transmission.
  34. 34. device according to claim 33, it is characterised in that the scheduling unit, is additionally operable to believe by dynamic dispatching Make the repetition transmission times M1 of DCI or semi-static signalings instruction rank one.
  35. 35. a kind of transmitting device of multicast service, it is characterised in that described device includes：Scheduling unit and dispensing unit, its In：
    Scheduling unit, for scheduled transmission business or Signaling Radio Bearer；
    Dispensing unit, for cycle MTP to be transmitted several times for the business or Signaling Radio Bearer configuration, and in the MTP N number of data block is one or many described in middle scheduled transmission.
  36. 36. device according to claim 35, it is characterised in that the dispensing unit, is additionally operable to：
    Configure the length information L of the MTP；Or
    Configure the length information L of the MTP, the MTP initial position offset information Offset.
  37. 37. device according to claim 36, it is characterised in that described device further includes：
    Determination unit, is following manner for determining the initial position of MTP：
    (H-SFN*1024+SFN) mod L=offset；
    Wherein, H-SFN is system for super-frame number, and SFN is System Frame Number, and mod is modulo operation symbol, and L is the length of MTP, Offset is the offset of MTP initial positions；The initial position of the MTP is the H-SFN and SFN for meeting above-mentioned formula, wherein, The default value of the offset is 0.
  38. 38. a kind of transmitting device of business, it is characterised in that described device includes：
    Indicating member, for the length information of cycle MTP to be transmitted several times by semi-static signaling or dynamic dispatching signaling DCI instructions L；
    Determination unit, during length information for not indicating MTP in the indicating member, determines the length of MTP for described in carrying The length of the dispatching cycle of the transmission channel or logic channel of business or Signaling Radio Bearer SRB.
  39. 39. the device according to claim 38, it is characterised in that the indicating member, is additionally operable to by semi-static signaling Or the offset information Offset of dynamic dispatching signaling DIC instruction MTP initial positions；
    The determination unit, is additionally operable to not indicate the offset information of MTP initial positions in the indicating member, determines that MTP is originated The offset information of position defaults to zero.
  40. 40. device according to claim 39, it is characterised in that the indicating member, is additionally operable to by semi-static signaling Or the MTP quantity informations M in dynamic dispatching signaling DIC instruction repeat patterns；The determination unit, is additionally operable to single in the instruction Member is not when indicating the MTP quantity informations in repeat pattern, determine the MTP quantity informations M in repeat pattern default to 1 or agreement refer to Definite value.
  41. 41. device according to claim 40, it is characterised in that the indicating member, is additionally operable to by semi-static signaling Or dynamic dispatching signaling DIC indicates the interval information P of two neighboring MTP in the repeat pattern；The determination unit, is additionally operable to When the indicating member does not indicate P values, P values default to 1.
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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109565661A (en) * 2018-10-30 2019-04-02 北京小米移动软件有限公司 Data transmission method, device and readable storage medium storing program for executing
WO2020151678A1 (en) * 2019-01-24 2020-07-30 华为技术有限公司 Method and apparatus for determining configuration resource

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102387472A (en) * 2010-09-02 2012-03-21 中兴通讯股份有限公司 User equipment (UE) and method for receiving multimedia broadcast and multicast service
WO2016119212A1 (en) * 2015-01-30 2016-08-04 Qualcomm Incorporated Bearer selection for group service communication and service continuity
WO2016163547A1 (en) * 2015-04-10 2016-10-13 京セラ株式会社 Base station in mobile communication system, and user terminal
CN107734606A (en) * 2016-08-12 2018-02-23 中兴通讯股份有限公司 The transmission method and device of a kind of multicast service

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101192878B (en) * 2006-11-28 2012-04-04 华为技术有限公司 A control method, system and device for high-speed downlink packet access transmission
CN101997809B (en) * 2009-08-18 2013-09-11 中兴通讯股份有限公司 Channel measured pilot frequency transmitting method and system
EP3062457B1 (en) * 2013-10-24 2019-05-29 LG Electronics Inc. Method for transmitting and receiving uplink/downlink data with mtc device
CN104967497B (en) * 2015-06-09 2019-04-12 武汉数字派特科技有限公司 A kind of reliable data transmission method and upgrade method based on network communication protocol

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102387472A (en) * 2010-09-02 2012-03-21 中兴通讯股份有限公司 User equipment (UE) and method for receiving multimedia broadcast and multicast service
WO2016119212A1 (en) * 2015-01-30 2016-08-04 Qualcomm Incorporated Bearer selection for group service communication and service continuity
WO2016163547A1 (en) * 2015-04-10 2016-10-13 京セラ株式会社 Base station in mobile communication system, and user terminal
CN107734606A (en) * 2016-08-12 2018-02-23 中兴通讯股份有限公司 The transmission method and device of a kind of multicast service

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
ZTE: "Discussion on transmission reliability of SC-PTM", 《3GPP TSG-RAN WG2 MEETING#95BIS R2-166129》 *

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109565661A (en) * 2018-10-30 2019-04-02 北京小米移动软件有限公司 Data transmission method, device and readable storage medium storing program for executing
CN109565661B (en) * 2018-10-30 2022-01-11 北京小米移动软件有限公司 Data transmission method and device and readable storage medium
WO2020151678A1 (en) * 2019-01-24 2020-07-30 华为技术有限公司 Method and apparatus for determining configuration resource

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