CN105703874A - Data transmission method and apparatus - Google Patents
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- H—ELECTRICITY
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- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
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Abstract
The invention discloses a data transmission method and apparatus. The method includes the following steps that: a plurality of services are packaged according to the service properties of the plurality of services; and the packaged services are mapped to corresponding resources so as to be transmitted. With the data transmission method and apparatus of the invention adopt, the problem that services with different properties of the same UE cannot be packaged into different scheduling packets to be transmitted simultaneously can be solved.
Description
Technical field
The present invention relates to the communications field, in particular to a kind of data transmission method and device。
Background technology
The user data type needing transmission in LTE protocol is varied, such as that error block rate requirement is higher signaling information, the real time information etc. that delay requirement is higher, therefore different data types needs to be mapped in different QCI (QoSClassIdentifier) grades, to obtain corresponding service quality (QualityofService, referred to as QoS) guarantee。
Defining 9 kinds of QCI (QoSClassIdentifier) grades in LTE protocol, the index such as the priority of different Q CI grade, packet delay and acceptable Packet Error Ratio all differs, as shown in the table:
In LTE protocol, different grades of QCI, need to create different carryings, multiple carryings that same user is dispatched in same subframe, only support to be encapsulated as a scheduling bag, use identical transmission mode, modulation system and MCS grade, therefore Packet Error Ratio is also identical, requires stricter carrying for packet loss, typically via being configured to AM pattern to improve the accuracy rate of air interface transmission, can ensure that packet loss by retransmitting, but packet delay can be increased。
Business for UE different attribute same in correlation technique cannot be packaged into the problem that different scheduling bag transmits simultaneously, not yet proposes effective solution at present。
Summary of the invention
The invention provides a kind of data transmission method and device, the problem that different scheduling bag transmits simultaneously cannot be packaged at least solving the business of same UE different attribute in correlation technique。
According to an aspect of the invention, it is provided a kind of data transmission method, including: according to the service attribute of multiple business, the plurality of business is packaged;Business after encapsulation is respectively mapped in the resource of correspondence to be transmitted。
Further, it is packaged including to the plurality of business according to the service attribute of the plurality of business: identical for delay requirement in the plurality of business or packet loss being required, identical business packed is corresponding scheduling bag。
Further, it is mapped in the resource of correspondence by the business after encapsulation to be transmitted including: judge whether to need to be interleaved the data of the plurality of business processing;When judged result is no, the data of the plurality of business are respectively mapped in the resource of correspondence;And/or, when judged result is for being, it is interleaved processing to the data of the plurality of business;It is mapped in the resource of correspondence to be transmitted the data of the plurality of business after interleaving treatment。
Further, the data of the plurality of business are interleaved process to include: the data of each for the plurality of business identical layer coupled together respectively in a predetermined order, be interleaved processing by pre-defined rule respectively to the data of each layer。
Further, the data of each layer are interleaved process by pre-defined rule respectively and include at least one of: adopt the modes of two stream multilamellars of spatial reuse to be interleaved processing, wherein, the mode of described two stream multilamellars is that the data of multilamellar are formed multi-layer data by the order according to the plurality of business, and multi-layer data is interleaved process respectively in units of individual data and forms new multi-layer data;The mode adopting the first-class two-layer sending diversity is interleaved processing, and wherein, the mode of described first-class two-layer is that the data of two-layer are formed two layer data by the order according to the plurality of business, and two layer data are interleaved processing with two adjacent data for one group respectively;When the mode adopting first-class four layers that launch diversity is interleaved, wherein, the mode of described first-class four layers is four layer data coupled together in a certain order according to four layer data of the plurality of business, and four layer data are interleaved with four adjacent data for one group respectively;The mode adopting single current monolayer is interleaved processing, and wherein, the mode of described single current monolayer is sequentially form data according to the plurality of business, is interleaved processing with individual data。
According to a further aspect in the invention, it is provided that a kind of data transmission device, including: package module, for the service attribute according to multiple business, the plurality of business is packaged;Transport module, is transmitted for being mapped in the resource of correspondence by the business after encapsulation。
Further, described package module includes: encapsulation unit, for identical for delay requirement in the plurality of business or packet loss being required, identical business packed is corresponding scheduling bag。
Further, described transport module includes: judge submodule, for judging whether to need to be interleaved the data of the plurality of business processing;Mapping submodule, for when judged result is no, being respectively mapped to the data of the plurality of business in the resource of correspondence;And/or, interleaving treatment submodule, for when judged result is for being, being interleaved processing to the data of the plurality of business;Transmission submodule, is transmitted in the resource that the data of the plurality of business after interleaving treatment are mapped to correspondence。
Further, described interleaving treatment submodule includes: interleaving treatment unit, for the data of each for the plurality of business identical layer being coupled together respectively in a predetermined order, is interleaved processing by pre-defined rule respectively to the data of each layer。
Further, described interleaving treatment unit includes at least one of: the first interleaving treatment subelement, mode for two stream multilamellars of spatial reuse is interleaved processing, wherein, the mode of described two stream multilamellars is that the data of multilamellar are formed multi-layer data by the order according to the plurality of business, and multi-layer data is interleaved process respectively in units of individual data and forms new multi-layer data;Second interleaving treatment subelement, mode for launching the first-class two-layer of diversity is interleaved processing, wherein, the mode of described first-class two-layer is that the data of two-layer are formed two layer data by the order according to the plurality of business, and two layer data are interleaved processing with two adjacent data for one group respectively;3rd interleaving treatment subelement, during for adopting the mode of first-class four layers that launch diversity to be interleaved, wherein, the mode of described first-class four layers is four layer data coupled together in a certain order according to four layer data of the plurality of business, and four layer data are interleaved with four adjacent data for one group respectively;4th interleaving treatment subelement, processes for adopting the mode of single current monolayer to be interleaved, and wherein, the mode of described single current monolayer is sequentially form data according to the plurality of business, is interleaved processing with individual data。
Pass through the present invention, adopt the service attribute according to multiple business that the plurality of business is packaged, being respectively mapped in the resource of correspondence to be transmitted by the business after encapsulation, the business of same UE different attribute in correlation technique that solves cannot be packaged into the problem that different scheduling bag transmits simultaneously。
Accompanying drawing explanation
Accompanying drawing described herein is used for providing a further understanding of the present invention, constitutes the part of the application, and the schematic description and description of the present invention is used for explaining the present invention, is not intended that inappropriate limitation of the present invention。In the accompanying drawings:
Fig. 1 is the flow chart of data transmission method according to embodiments of the present invention;
Fig. 2 is the block diagram of data transmission device according to embodiments of the present invention;
Fig. 3 is the block diagram one of data transmission device according to the preferred embodiment of the invention;
Fig. 4 is the block diagram two of data transmission device according to the preferred embodiment of the invention;
Fig. 5 is the block diagram three of data transmission device according to the preferred embodiment of the invention;
Fig. 6 is the flow chart of data transmission method according to the preferred embodiment of the invention。
Detailed description of the invention
Below with reference to accompanying drawing and describe the present invention in detail in conjunction with the embodiments。It should be noted that when not conflicting, the embodiment in the application and the feature in embodiment can be mutually combined。
Providing a kind of data transmission method in the present embodiment, Fig. 1 is the flow chart of data transmission method according to embodiments of the present invention, as it is shown in figure 1, this flow process comprises the steps:
Step S102, is packaged the plurality of business according to the service attribute of multiple business;
Step S104, is mapped in the resource of correspondence by the business after encapsulation and is transmitted。
By above-mentioned steps, for same UE, according to the different delay of multiple business, bit error rate requirement, each business can adopt different transmission means and MCS grade, forms multiple business datum block and is packaged into multiple scheduling bag;Multiple scheduling bags can be simultaneously mapped to be transmitted on running time-frequency resource, and the business of same UE different attribute in correlation technique that solves cannot be packaged into the problem that different scheduling bag transmits simultaneously。
In the present embodiment, the plurality of business is packaged may include that and identical for delay requirement in the plurality of business or packet loss requiring, identical business packed is corresponding scheduling bag by the service attribute according to the plurality of business, different MCS grades can be adopted between each encapsulation business, such that it is able to be transmitted according to different transmission means, decrease packet loss。
Wherein, it is respectively mapped in the resource of correspondence by the business after encapsulation to be transmitted may include that judge whether to need to be interleaved the data of the plurality of business processing;When judged result is no, the data of the plurality of business are respectively mapped in the resource of correspondence;When judged result is for being, it is interleaved processing to the data of the plurality of business;It is mapped in the resource of correspondence to be transmitted the data of the plurality of business after interleaving treatment。
The mode being interleaved processing to the data of the plurality of business can have a variety of, in an optional embodiment, it is interleaved processing to the data of the plurality of business and may include that the data by each for the plurality of business identical layer couple together in a predetermined order respectively, be interleaved processing by pre-defined rule respectively to the data of each layer。
As optional embodiment, the data of each layer are interleaved process by pre-defined rule respectively and can include at least one of: adopt the modes of two stream multilamellars of spatial reuse to be interleaved processing, wherein, the mode of this two stream multilamellar is that the data of multilamellar are formed multi-layer data by the order according to the plurality of business, and multi-layer data is interleaved process respectively in units of individual data and forms new multi-layer data;The mode adopting the first-class two-layer launching diversity is interleaved processing, and wherein, the mode of this first-class two-layer is that the data of two-layer are formed two layer data by the order according to the plurality of business, and two layer data are interleaved processing with two adjacent data for one group respectively;When the mode adopting first-class four layers that launch diversity is interleaved, wherein, wherein, this mode of first-class four layers is four layer data coupled together in a certain order according to four layer data of the plurality of business, and four layer data are interleaved with four adjacent data for one group respectively;The mode adopting single current monolayer is interleaved processing, and wherein, the mode of this single current monolayer is sequentially form data according to the plurality of business, is interleaved processing with individual data。
The embodiment of the present invention additionally provides a kind of data transmission device, and this device is used for realizing above-described embodiment and preferred implementation, has be carried out repeating no more of explanation。As used below, term " module " can realize the software of predetermined function and/or the combination of hardware。Although the device described by following example preferably realizes with software, but hardware, or the realization of the combination of software and hardware is also likely to and is contemplated。
Fig. 2 is the block diagram of data transmission device according to embodiments of the present invention, as in figure 2 it is shown, include: package module 22 and transport module 24, below modules is briefly described。
Package module 22, is packaged the plurality of business for the service attribute according to multiple business;
Transport module 24, is transmitted for being mapped in the resource of correspondence by the business after encapsulation。
Fig. 3 is the block diagram one of data transmission device according to the preferred embodiment of the invention, as it is shown on figure 3, package module 22 includes:
By identical for delay requirement in the plurality of business or packet loss, encapsulation unit 32, for requiring that identical business packed is corresponding scheduling bag。
Fig. 4 is the block diagram two of data transmission device according to the preferred embodiment of the invention, and as shown in Figure 4, transport module 24 includes:
Judge submodule 42, for judging whether to need to be interleaved the data of the plurality of business processing;
Mapping submodule 44, for when judged result is no, being respectively mapped to the data of the plurality of business in the resource of correspondence;And/or,
Interleaving treatment submodule 46, for when judged result is for being, being interleaved processing to the data of the plurality of business;
Transmission submodule 48, is transmitted in the resource that the data of the plurality of business after interleaving treatment are mapped to correspondence。
Fig. 5 is the block diagram three of data transmission device according to the preferred embodiment of the invention, as it is shown in figure 5, interleaving treatment submodule 44 includes:
The data of each layer, for the data of each for the plurality of business identical layer being coupled together respectively in a predetermined order, are interleaved processing by interleaving treatment unit 52 respectively by pre-defined rule。
Alternatively, interleaving treatment unit 52 includes at least one of:
First interleaving treatment subelement, for adopting the mode of two stream multilamellars of spatial reuse to be interleaved processing, wherein, the mode of this two stream multilamellar is that the data of multilamellar are formed multi-layer data by the order according to the plurality of business, and multi-layer data is interleaved process respectively in units of individual data and forms new multi-layer data;
Second interleaving treatment subelement, process for adopting the mode of the first-class two-layer launching diversity to be interleaved, wherein, the mode of this first-class two-layer is that the data of two-layer are formed two layer data by the order according to the plurality of business, and two layer data are interleaved processing with two adjacent data for one group respectively;
3rd interleaving treatment subelement, during for adopting the mode of first-class four layers that launch diversity to be interleaved, wherein, four layer data are coupled together by four layer data that this mode of first-class four layers is multiple business in a certain order, and four layer data are interleaved with four adjacent data for one group respectively;
4th interleaving treatment subelement, processes for adopting the mode of single current monolayer to be interleaved, and wherein, the mode of this single current monolayer is sequentially form data according to the plurality of business, is interleaved processing with individual data。
Below in conjunction with optional embodiment, the embodiment of the present invention is further described。
The embodiment of the present invention is based on multiple carryings that same user is dispatched in same subframe, it is encapsulated as the independent scheduling bag that scheduling is wrapped or attribute is identical (such as delay requirement is identical or packet loss requirement is identical) respectively, different bearer can adopt different transmission mode, modulation system and MCS grade to ensure packet loss according to self demand, reduce and eat dishes without rice or wine to retransmit the time delay brought so that high-level scheduling strategy is also more flexible。During many traffic scheduling bag transmission of the main instruction sheet UE of the embodiment of the present invention, each traffic scheduling wraps in the method sent on different RB。If multi-business scheduling bag number to be sent is N, Fig. 6 is the flow chart of data transmission method according to the preferred embodiment of the invention, as shown in Figure 6, comprise the following steps:
Step S602, makes i=1;
Step S604, takes the i-th business original bit data of UE;
Step S606, carries out bit-level process to business initial data, including: CRC interpolation, code block cascade, Turbo coding, rate-matched, code block cascade, scrambling etc.;
Step S608, the data after service bits level is processed carry out symbol level process, including: modulation, layer map, launch precoding, precoding etc.;
Step S610, takes i=i+1;
Step S612, it is judged that i, whether less than or equal to N, if so, then performs step S604, if it is not, perform step S614;
Step S614, it may be judged whether need to carry out each business datum intertexture, when judged result is for being, performs step S616, when judged result is no, performs step S620;
Step S616, interweaves to each business datum, the data of each for all business identical layer is coupled together respectively in sequence;The data of each layer are interleaved processing by certain rule respectively, are launch diversity for transmission means, will carry out overall interleaving treatment in units of two/tetra-adjacent data;
Step S618, carries out unified resource mapping to interleaving data, according to dispatch situation, is mapped in corresponding RB resource by the UE Multi-service information after interweaving, cannot be distinguished by different business from RB position;
Step S620, interweaves if being made without each business datum, and separate service resource maps, according to dispatch situation, respectively by N number of carry out symbol level process after business information be mapped in corresponding RB resource, different business can be distinguished from RB position, RB resource location shared by different business is different。
Pass through above-mentioned steps, it is possible to achieve single physical layer process that UE is multiple services when sending simultaneously。
Embodiment 1
Below for descending UE two traffic scheduling bag, all adopting 22 layers of long time delay CDD of stream to send mode, each business datum is interleaved。
Take the original bit information of the 1st business of UE, carry out bit-level process, including CRC interpolation, code block cascade, Turbo coding, rate-matched, code block cascade, scrambling;Carry out symbol level process afterwards, including modulation, layer mapping, precoding。Take the original bit information of the 2nd business of UE, carry out bit-level process, including CRC interpolation, code block cascade, Turbo coding, rate-matched, code block cascade, scrambling。Carry out symbol level process, including modulation, layer mapping, precoding。The data of two business are interleaved: be first according to business 1, business 2 order respectively by the data-linkage of two-layer together, formed two layers data;Then two layer data are respectively in units of individual data, by method (the i.e. first the first row of row major, second row again, it is arranged in by that analogy) matrix of a M*K, again to arrange preferential method (i.e. first first row, secondary series again, takes out data by that analogy) successively, again forms the data after one group of intertexture。According to dispatch situation, two layer data of two business after being interweaved by UE are unified to be mapped in corresponding RB resource, and each business is inseparable on RB position。
Embodiment 2
Below for uplink UE three traffic scheduling bag, all adopting single current mode, each business datum is not interleaved。
Take the original bit information of the 1st business of UE, carry out bit-level process, including CRC interpolation, code block cascade, Turbo coding, rate-matched, code block cascade, scrambling, carry out symbol level process, map including modulation, layer, launch precoding, precoding;Take the original bit information of the 2nd business of UE, carry out bit-level process, including CRC interpolation, code block cascade, Turbo coding, rate-matched, code block cascade, scrambling。Carry out symbol level process, map including modulation, layer, launch precoding, precoding;Take the original bit information of the 3rd business of UE, carry out bit-level process, including CRC interpolation, code block cascade, Turbo coding, rate-matched, code block cascade, scrambling, carry out symbol level process, map including modulation, layer, launch precoding, precoding。By three business information according to respective dispatch situation, carrying out resource mapping respectively, each business can be distinguished on RB position。
Embodiment 3
Below for descending UE two traffic scheduling bag, all adopting 1 stream 2 layers to launch diversity transmission mode, each business datum is interleaved。
Take the original bit information step of the 1st business of UE, carry out bit-level process, including CRC interpolation, code block cascade, Turbo coding, rate-matched, code block cascade, scrambling, carry out symbol level process, including modulation, layer mapping, precoding;Take the original bit information of the 2nd business of UE, carry out bit-level process, including CRC interpolation, code block cascade, Turbo coding, rate-matched, code block cascade, scrambling, carry out symbol level process, including modulation, layer mapping, precoding。The data of two business are interleaved, be first according to business 1, business 2 order respectively by the data-linkage of two-layer together, formed two layers data;Then two layer data are respectively with two adjacent data for one group, by method (the i.e. first the first row of row major, second row again, being arranged in by that analogy) matrix of a M*K, namely each element in matrix is made up of two data, goes exchange, again to arrange preferential method (i.e. first first row, secondary series again, takes out data (remaining two data one group to take out together) by that analogy) successively, again forms the data after one group of intertexture。According to dispatch situation, two layer data of two business after being interweaved by UE are unified to be mapped in corresponding RB resource, and each business is inseparable on RB position。
Embodiment 4
Below for uplink UE three traffic scheduling bag, all adopting single current mode, each business datum is interleaved。
Take the original bit information of the 1st business of UE, carry out bit-level process, including CRC interpolation, code block cascade, Turbo coding, rate-matched, code block cascade, scrambling, carry out symbol level process, map including modulation, layer, launch precoding, precoding;Take the original bit information of the 2nd business of UE, carry out bit-level process, including CRC interpolation, code block cascade, Turbo coding, speed, coupling, code block cascade, scrambling, carry out symbol level process, map including modulation, layer, launch precoding, precoding;Take the original bit information of the 3rd business of UE, carry out bit-level process, including CRC interpolation, code block cascade, Turbo coding, rate-matched, code block cascade, scrambling。Carry out symbol level process, map including modulation, layer, launch precoding, precoding;, the data of three business are interleaved, be first according to business 1, business 2, business 3 order by data-linkage together, form big data;Then in units of individual data, by method (the i.e. first the first row of row major, second row again, it is arranged in by that analogy) matrix of a M*K, carry out row exchange, then to arrange preferential method (i.e. first first row, then secondary series, by that analogy) take out data successively, again form the data after one group of intertexture。According to dispatch situation, three each business datums unifications after being interweaved by UE are mapped in corresponding RB resource, and each business is inseparable on RB position。
It should be noted that the embodiment of the present invention is mainly flow process when describing multi-service transport, each business module to carry out bit-level respectively, symbol level processes, and the code layer that prelists maps, and can be interleaved, and finally completes resource and maps transmission。
Obviously, those skilled in the art should be understood that, each module of the above-mentioned present invention or each step can realize with general calculation element, they can concentrate on single calculation element, or it is distributed on the network that multiple calculation element forms, alternatively, they can realize with the executable program code of calculation element, thus, can be stored in storage device is performed by calculation element, and in some cases, shown or described step can be performed with the order being different from herein, or they are fabricated to respectively each integrated circuit modules, or the multiple modules in them or step are fabricated to single integrated circuit module realize。So, the present invention is not restricted to the combination of any specific hardware and software。
These are only the preferred embodiments of the present invention, be not limited to the present invention, for a person skilled in the art, the present invention can have various modifications and variations。All within the spirit and principles in the present invention, any amendment of making, equivalent replacement, improvement etc., should be included within protection scope of the present invention。
Claims (10)
1. a data transmission method, it is characterised in that including:
The plurality of business is packaged by the service attribute according to multiple business;
It is mapped in the resource of correspondence by the business after encapsulation to be transmitted。
2. method according to claim 1, it is characterised in that be packaged including to the plurality of business according to the service attribute of the plurality of business:
Identical for delay requirement in the plurality of business or packet loss are required that identical business packed is corresponding scheduling bag。
3. method according to claim 1, it is characterised in that the business after encapsulation is mapped in the resource of correspondence and is transmitted including:
Judge whether to need to be interleaved the data of the plurality of business processing;
When judged result is no, the data of the plurality of business are respectively mapped in the resource of correspondence;And/or,
When judged result is for being, it is interleaved processing to the data of the plurality of business;
It is mapped in the resource of correspondence to be transmitted the data of the plurality of business after interleaving treatment。
4. method according to claim 3, it is characterised in that the data of the plurality of business are interleaved process and include:
The data of each for the plurality of business identical layer are coupled together in a predetermined order respectively, is interleaved processing by pre-defined rule respectively to the data of each layer。
5. method according to claim 4, it is characterised in that the data of each layer are interleaved process by pre-defined rule respectively and include at least one of:
The mode that spatial reuse two flows multilamellar is adopted to be interleaved processing, wherein, the mode of described two stream multilamellars is that the data of multilamellar are formed multi-layer data by the order according to the plurality of business, and multi-layer data is interleaved process respectively in units of individual data and forms new multi-layer data;
The mode adopting the first-class two-layer launching diversity is interleaved processing, and wherein, the mode of described first-class two-layer is that the data of two-layer are formed two layer data by the order according to the plurality of business, and two layer data are interleaved processing with two adjacent data for one group respectively;
When the mode adopting first-class four layers that launch diversity is interleaved, wherein, the mode of described first-class four layers is four layer data coupled together in a certain order according to four layer data of the plurality of business, and four layer data are interleaved with four adjacent data for one group respectively;
The mode adopting single current monolayer is interleaved processing, and wherein, the mode of described single current monolayer is sequentially form data according to the plurality of business, is interleaved processing with individual data。
6. a data transmission device, it is characterised in that including:
Package module, is packaged the plurality of business for the service attribute according to multiple business;
Transport module, for being respectively mapped in the resource of correspondence to be transmitted by the business after encapsulation。
7. device according to claim 6, it is characterised in that described package module includes:
By identical for delay requirement in the plurality of business or packet loss, encapsulation unit, for requiring that identical business packed is corresponding scheduling bag。
8. device according to claim 6, it is characterised in that described transport module includes:
Judge submodule, for judging whether to need to be interleaved the data of the plurality of business processing;
Mapping submodule, for when judged result is no, being respectively mapped to the data of the plurality of business in the resource of correspondence;And/or,
Interleaving treatment submodule, for when judged result is for being, being interleaved processing to the data of the plurality of business;
Transmission submodule, is transmitted in the resource that the data of the plurality of business after interleaving treatment are mapped to correspondence。
9. device according to claim 8, it is characterised in that described interleaving treatment submodule includes:
The data of each layer, for the data of each for the plurality of business identical layer being coupled together respectively in a predetermined order, are interleaved processing by interleaving treatment unit respectively by pre-defined rule。
10. device according to claim 9, it is characterised in that described interleaving treatment unit includes at least one of:
First interleaving treatment subelement, the mode adopting two stream multilamellars for spatial reuse is interleaved processing, wherein, the mode of described two stream multilamellars is that the data of two-layer are formed two layer data by the order according to the plurality of business, and two layer data are interleaved process respectively in units of individual data and form new multi-layer data;
Second interleaving treatment subelement, process for adopting the mode of the first-class two-layer launching diversity to be interleaved, wherein, the mode of described first-class two-layer is that the data of two-layer are formed two layer data by the order according to the plurality of business, and two layer data are interleaved processing with two adjacent data for one group respectively;
3rd interleaving treatment subelement, during for adopting the mode of first-class four layers that launch diversity to be interleaved, wherein, the mode of described first-class four layers is four layer data coupled together in a certain order according to four layer data of the plurality of business, and four layer data are interleaved with four adjacent data for one group respectively;
4th interleaving treatment subelement, processes for adopting the mode of single current monolayer to be interleaved, and wherein, the mode of described single current monolayer is sequentially form data according to the plurality of business, is interleaved processing with individual data。
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CN109981483A (en) * | 2017-12-27 | 2019-07-05 | ***通信集团山东有限公司 | A kind of LTE dispatching method and device towards the perception of parcel real time business |
WO2019153935A1 (en) * | 2018-02-12 | 2019-08-15 | 中兴通讯股份有限公司 | Method and device for determining transmission mode, storage medium and electronic device |
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CN109981483A (en) * | 2017-12-27 | 2019-07-05 | ***通信集团山东有限公司 | A kind of LTE dispatching method and device towards the perception of parcel real time business |
WO2019153935A1 (en) * | 2018-02-12 | 2019-08-15 | 中兴通讯股份有限公司 | Method and device for determining transmission mode, storage medium and electronic device |
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US11706595B2 (en) | 2018-02-12 | 2023-07-18 | Zte Corporation | Method and device for determining transmission mode, storage medium and electronic device |
WO2022077280A1 (en) * | 2020-10-14 | 2022-04-21 | 北京小米移动软件有限公司 | Data transmission method and apparatus, and communication device and storage medium |
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