WO2019036930A1 - 用于数据传输的方法、发送端设备和接收端设备 - Google Patents

用于数据传输的方法、发送端设备和接收端设备 Download PDF

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Publication number
WO2019036930A1
WO2019036930A1 PCT/CN2017/098615 CN2017098615W WO2019036930A1 WO 2019036930 A1 WO2019036930 A1 WO 2019036930A1 CN 2017098615 W CN2017098615 W CN 2017098615W WO 2019036930 A1 WO2019036930 A1 WO 2019036930A1
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WIPO (PCT)
Prior art keywords
mac
carrier
field
same
index
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PCT/CN2017/098615
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English (en)
French (fr)
Inventor
唐海
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Oppo广东移动通信有限公司
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Oppo广东移动通信有限公司 filed Critical Oppo广东移动通信有限公司
Priority to PCT/CN2017/098615 priority Critical patent/WO2019036930A1/zh
Priority to AU2017428944A priority patent/AU2017428944A1/en
Priority to MX2020001715A priority patent/MX2020001715A/es
Priority to SG11202000417UA priority patent/SG11202000417UA/en
Priority to CN201780094065.9A priority patent/CN111108808B/zh
Priority to EP17922260.9A priority patent/EP3644687B1/en
Priority to US16/632,162 priority patent/US11025532B2/en
Priority to RU2020103559A priority patent/RU2744479C1/ru
Publication of WO2019036930A1 publication Critical patent/WO2019036930A1/zh

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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L69/00—Network arrangements, protocols or services independent of the application payload and not provided for in the other groups of this subclass
    • H04L69/14—Multichannel or multilink protocols
    • 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
    • H04L1/12—Arrangements for detecting or preventing errors in the information received by using return channel
    • H04L1/16—Arrangements for detecting or preventing errors in the information received by using return channel in which the return channel carries supervisory signals, e.g. repetition request signals
    • H04L1/18—Automatic repetition systems, e.g. Van Duuren systems
    • H04L1/1867—Arrangements specially adapted for the transmitter end
    • H04L1/189—Transmission or retransmission of more than one copy of a message
    • 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
    • H04L1/12—Arrangements for detecting or preventing errors in the information received by using return channel
    • H04L1/16—Arrangements for detecting or preventing errors in the information received by using return channel in which the return channel carries supervisory signals, e.g. repetition request signals
    • H04L1/18—Automatic repetition systems, e.g. Van Duuren systems
    • H04L1/1867—Arrangements specially adapted for the transmitter end
    • H04L1/1893—Physical mapping arrangements
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L45/00—Routing or path finding of packets in data switching networks
    • H04L45/24—Multipath
    • 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
    • H04L1/08—Arrangements for detecting or preventing errors in the information received by repeating transmission, e.g. Verdan system
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W80/00—Wireless network protocols or protocol adaptations to wireless operation
    • H04W80/02—Data link layer protocols

Definitions

  • the present application relates to the field of communications, and in particular, to a method for data transmission, a sender device, and a sink device.
  • 5G 3rd generation partnership project
  • eMBB enhanced mobile broadband
  • URLLC ultra reliable low latency communication
  • mMTC massive machine type of communication
  • URLLC ultra-reliable and low-latency communications
  • typical applications of URLLC can include: industrial automation, power automation, telemedicine operation (surgery) and traffic security, and can guarantee the reliability transmission through various mechanisms, such as dual connectivity (DC).
  • DC dual connectivity
  • PDCP packet data convergence protocol
  • the present application provides a method for data transmission, a transmitting end device, and a receiving end device, which can improve the reliability of transmitting a MAC CE.
  • a method for data transmission comprising: encapsulating a first MAC CE and a second MAC CE into a first transport block (TB), and a third MAC CE and a The fourth MAC CE is encapsulated into the second TB, and the first MAC CE is the same MAC CE as the third MAC CE, and the second MAC CE is used to indicate the same MAC CE as the first MAC CE, and the fourth MAC CE is used. And indicating the same MAC CE as the third MAC CE; sending the first TB to the receiving device by using the first carrier, and sending the first TB to the receiving device by using the second carrier The second TB.
  • the method for data transmission in the embodiment of the present application encapsulates the first MAC CE and the second MAC CE in the first TB and transmits through the first carrier, and encapsulates the third MAC CE and the fourth MAC CE in the first And transmitting, by the second carrier, the first MAC CE and the third MAC CE are the same MAC CE, and the second MAC CE is used to indicate that there is the same MAC CE as the first MAC CE, and the fourth MAC CE is used. Indicates that there is the same MAC CE as the third MAC CE, so that the replicated MAC CE is sent through different carriers, improving the reliability of the MAC CE transmission, and the other MAC CE can assist the receiving device to receive and identify the replication.
  • the transmitted MAC CE enables the receiving device to perform only the operation behavior indicated by the MAC CE once, which can avoid erroneous operations.
  • the second MAC CE includes a second logical channel identifier (LCID) field and a second carrier index field, where the second LCID field includes the first An LCID corresponding to the MAC CE, where the second carrier index field includes an index of a carrier in which each MAC CE of the at least one MAC CE is the same as the first MAC CE.
  • LCID logical channel identifier
  • the fourth MAC CE includes a fourth LCID field and a fourth carrier index field, where the fourth LCID field includes the third MAC CE Corresponding LCID, the fourth carrier index field includes an index of a carrier where each MAC CE of the at least one MAC CE is the same as the third MAC CE.
  • the second carrier index field includes an index that is an index of the second carrier
  • the fourth carrier index field includes an index that is The index of the first carrier
  • the second MAC CE includes a second copy number field, where the second copy number field is used to indicate the first MAC address The number of at least one MAC CE that is the same as the CE.
  • the fourth MAC CE includes a fourth copy number field, where the fourth copy number field is used to indicate the third MAC address The number of at least one MAC CE that is the same as the CE.
  • the second MAC CE includes a second LCID field and a second indication field, where the second LCID field includes the first MAC CE corresponding LCID, the second indication field is used to indicate presence and the first MAC
  • the CE is the same as the third MAC CE.
  • the fourth MAC CE includes a fourth LCID field and a fourth indication field, where the fourth LCID field includes the third MAC CE corresponding The LCID, the fourth indication field is used to indicate that the first MAC CE is the same as the third MAC CE.
  • the first TB is sent to the receiving end device by using the first carrier, and the first TB is sent to the receiving end device by using the second carrier before the second TB, the method further includes: receiving a Radio Resource Control (RRC) message sent by the receiving device, where the RRC message is used to indicate that the first carrier transmits the first MAC CE, and the second The carrier is used to transmit the third MAC CE.
  • RRC Radio Resource Control
  • the method further includes: performing a copy process on the first MAC CE, and obtaining at least one MAC CE that is the same as the first MAC CE,
  • the at least one MAC CE includes the third MAC CE.
  • the same multiple MAC CEs are encapsulated in different TBs, and the different TBs are sent by using different carriers.
  • the method for data transmission in the embodiment of the present application encapsulates the first MAC CE and the second MAC CE in the first TB and transmits through the first carrier, and encapsulates the third MAC CE and the fourth MAC CE in the first And transmitting, by the second carrier, the first MAC CE and the third MAC CE are the same MAC CE, and the second MAC CE is used to indicate that there is the same MAC CE as the first MAC CE, and the fourth MAC CE is used. Indicates that there is the same MAC CE as the third MAC CE, so that the replicated MAC CE is sent through different carriers, improving the reliability of the MAC CE transmission, and the other MAC CE can assist the receiving device to receive and identify the replication.
  • the transmitted MAC CE enables the receiving device to perform only the operation behavior indicated by the MAC CE once, which can avoid erroneous operations.
  • a method for data transmission comprising: receiving a first TB sent by a sending end device by using a first carrier, and a second TB sent by a second carrier, where the first TB includes a MAC CE and a second MAC CE, the second TB includes a third MAC CE and a fourth MAC CE; and according to the second MAC CE, determining at least one MAC CE that is the same as the first MAC CE, and the first MAC At least one MAC CE that is the same as the CE includes the third MAC CE, and according to the fourth MAC CE, determines at least one MAC CE that is the same as the third MAC CE, and the at least one MAC CE that is the same as the third MAC CE includes the first One MAC CE.
  • the receiving end device receives the first TB in the first carrier and the second TB in the second carrier, where the first TB includes the first MAC CE and the second MAC CE.
  • the second TB includes a third MAC CE and a fourth MAC CE, and according to the second MAC CE, may determine the same MAC CE as the first MAC CE, and according to the fourth MAC CE, may determine the same MAC CE as the third MAC CE, thereby
  • the MAC CE that receives the different transmissions through the carrier transmission is implemented to improve the reliability of the MAC CE transmission, and the MAC CE can be assisted by the receiving end device to receive and identify the MAC CE of the replication transmission, and only perform the MAC CE indication once. Operational actions can avoid erroneous operations.
  • the second MAC CE includes a second LCID field and a second carrier index field, where the fourth MAC CE includes a fourth LCID field and a fourth carrier index field, Determining, according to the second MAC CE, the at least one MAC CE that is the same as the first MAC CE, including: determining, according to the second LCID field, the first MAC CE; determining, according to the second carrier index field, And determining, by the fourth MAC CE, the at least one MAC CE that is the same as the third MAC CE, including: determining, according to the fourth LCID field, a carrier that is located in the at least one MAC CE that is the same as the MAC CE.
  • the third MAC CE determines, according to the fourth carrier index field, a carrier where each MAC CE of the at least one MAC CE that is the same as the third MAC CE is located.
  • the second carrier index field includes an index that is an index of the second carrier
  • the fourth carrier index field includes an index that is The index of the first carrier
  • the second MAC CE includes a second copy number field, where the fourth MAC CE includes a fourth copy number field, the basis Determining, by the second MAC CE, the same at least one MAC CE as the first MAC CE, including: determining, according to the second copy number field, the number of at least one MAC CE that is the same as the first MAC CE, the basis Determining, by the fourth MAC CE, the same at least one MAC CE as the third MAC CE, including: determining, according to the fourth copy number field, the number of at least one MAC CE that is the same as the third MAC CE.
  • the second MAC CE includes a second LCID field and a second indication field, where the fourth MAC CE includes a fourth LCID field and a a four indication field, determined according to the second MAC CE, and the first
  • the at least one MAC CE that is the same as the MAC CE includes: determining, according to the second LCID field, the first MAC CE; determining, according to the second indication field, that the third MAC CE is the same as the first MAC CE, the basis Determining, by the fourth MAC CE, the same at least one MAC CE as the third MAC CE, including: determining, according to the fourth LCID field, the third MAC CE; determining, according to the fourth indication field, presence and the third MAC The CE is the same as the first MAC CE.
  • the method 200 before the receiving the transmitting device sends the first TB by using the first carrier, and before sending the second TB by using the second carrier, The method 200 further includes: sending an RRC message to the sending end device, the RRC message is used to indicate that the first carrier transmits the first MAC CE, and the second carrier is used to transmit the third MAC CE.
  • the receiving end device receives the first TB in the first carrier and the second TB in the second carrier, where the first TB includes the first MAC CE and the second MAC CE.
  • the second TB includes a third MAC CE and a fourth MAC CE, and according to the second MAC CE, may determine the same MAC CE as the first MAC CE, and according to the fourth MAC CE, may determine the same MAC CE as the third MAC CE, thereby
  • the MAC CE that receives the different transmissions through the carrier transmission is implemented to improve the reliability of the MAC CE transmission, and the MAC CE can be assisted by the receiving end device to receive and identify the MAC CE of the replication transmission, and only perform the MAC CE indication once. Operational actions can avoid erroneous operations.
  • a transmitting device for performing the method of any of the above first aspect or any of the possible implementations of the first aspect.
  • the sender device comprises means for performing the method of any of the first aspect or the first aspect of the first aspect described above.
  • a receiving end device for performing the method in any of the above possible aspects of the second aspect or the second aspect.
  • the receiving end device comprises means for performing the method in any of the possible implementations of the second aspect or the second aspect described above.
  • a transmitting device comprising: a storage unit and a processor, the storage unit is configured to store an instruction, the processor is configured to execute an instruction stored by the memory, and when the processor executes the instruction stored in the memory The execution causes the processor to perform the method of the first aspect or any possible implementation of the first aspect.
  • a receiving end device comprising: a storage unit and a processor, the storage unit is configured to store an instruction, the processor is configured to execute an instruction stored by the memory, and when the processor executes the instruction stored in the memory When the execution causes the processor to perform the second aspect or the second party
  • the storage unit is configured to store an instruction
  • the processor is configured to execute an instruction stored by the memory, and when the processor executes the instruction stored in the memory When the execution causes the processor to perform the second aspect or the second party
  • a seventh aspect a computer readable medium for storing a computer program, the computer program comprising instructions for performing the method of the first aspect or any of the possible implementations of the first aspect.
  • a computer readable medium for storing a computer program comprising instructions for performing the method of the second aspect or any of the possible implementations of the second aspect.
  • a computer program product comprising instructions for performing the above-described first aspect or any of the possible implementations of the first aspect when the computer runs the finger of the computer program product The method of data transmission.
  • the computer program product can be run on the transmitting device of the above third aspect.
  • a computer program product comprising instructions for performing the above-described first aspect or any of the possible implementations of the first aspect when the computer runs the finger of the computer program product The method of data transmission.
  • the computer program product can run on the receiving end device of the above third aspect.
  • FIG. 1 is a schematic flowchart of a method for data transmission according to an embodiment of the present application.
  • FIG. 2 shows a schematic diagram of a second MAC CE or a fourth MAC CE according to an embodiment of the present application.
  • FIG. 3 shows another schematic diagram of a second MAC CE or a fourth MAC CE according to an embodiment of the present application.
  • FIG. 4 shows still another schematic diagram of a second MAC CE or a fourth MAC CE according to an embodiment of the present application.
  • FIG. 5 is another schematic flowchart of a method for data transmission according to an embodiment of the present application.
  • FIG. 6 is a schematic block diagram of a source device according to an embodiment of the present application.
  • FIG. 7 is a schematic block diagram of a sink device according to an embodiment of the present application.
  • FIG. 8 is another schematic block diagram of a transmitting device according to an embodiment of the present application.
  • FIG. 9 is another schematic block diagram of a receiving end device according to an embodiment of the present application.
  • LTE Long Term Evolution
  • FDD frequency division duplex
  • TDD Time division duplex
  • 4.5 4.5th generation, 4.5G generation network
  • 5th generation, 5G fifth generation
  • NR NR
  • the terminal device involved in the embodiment of the present application may be a mobile phone, a tablet, a computer with wireless transceiver function, a virtual reality (VR) terminal device, and augmented reality (AR).
  • Terminal equipment wireless terminal in industrial control, wireless terminal in self driving, wireless terminal in remote medical surgery, wireless terminal in smart grid, transportation A wireless terminal in a transportation safety, a wireless terminal in a smart city, a wireless terminal in a smart home, and the like.
  • the network device involved in the embodiment of the present application is a device deployed in a radio access network to provide a wireless communication function for a terminal device.
  • the network device may be a base station, and the base station may include various forms of macro base stations, micro base stations, relay stations, access points, and the like.
  • the names of devices with base station functionality may vary.
  • an evolved NodeB eNB or eNodeB
  • 3G 3rd Generation
  • Network equipment and terminal equipment can be deployed on land, indoors or outdoors, hand-held or on-board; they can also be deployed on the water; they can also be deployed on airborne aircraft, balloons and satellites.
  • the application scenarios of the base station and the terminal device are not limited in the embodiment of the present application.
  • FIG. 1 is a schematic flowchart of a method 100 for data transmission according to an embodiment of the present application.
  • the method 100 may be performed by a source device.
  • the source device may be a network device or a terminal.
  • the device for example, when the sender device is a network device, the receiver device may be a terminal device, and when the sender device is a terminal device, the receiver device may be a network device, or may be another terminal device.
  • the embodiments of the present application are not limited thereto.
  • the method 100 includes: S110, encapsulating a first MAC CE and a second MAC CE into a first TB, and encapsulating a third MAC CE and a fourth MAC CE into a second TB, the first MAC
  • the CE is the same MAC CE as the third MAC CE
  • the second MAC CE is used to indicate the same MAC CE as the first MAC CE
  • the fourth MAC CE is used to indicate the same MAC CE as the third MAC CE.
  • S120 sending the first to the receiving device by using the first carrier TB, and sending the second TB to the receiving device by using the second carrier.
  • the sending end device may perform duplication on any MAC CE to obtain multiple identical MAC CEs, where any two identical MAC CEs included in the multiple identical MAC CEs are used as an example. It is to be noted that the two MAC CEs are respectively the first MAC CE and the third MAC CE. The multiple identical MAC CEs correspond to the same LCID.
  • the first MAC CE and the third MAC CE are respectively encapsulated in different TBs, and the different TBs are mapped to different carriers.
  • the first MAC CE may be encapsulated in the first TB, where the first TB is mapped to the first carrier, that is, the sending end device sends the first TB to the receiving end device by using the first carrier;
  • the MAC CE is encapsulated in the second TB, and the second TB is mapped to the second carrier, that is, the sending device sends the second TB to the receiving device by using the second carrier.
  • the first TB may further include, by using the second MAC CE, whether the duplicate MAC CE exists, that is, the second MAC CE is used to indicate whether there is the same as the first MAC CE in the first TB.
  • At least one MAC CE the at least one MAC CE does not include the first MAC CE; similarly, the second TB further includes a fourth MAC CE, and the fourth MAC CE may also indicate whether there is a duplicate MAC CE, that is, The fourth MAC CE is used to indicate whether there is at least one MAC CE that is the same as the third MAC CE in the second TB, and the third MAC CE is not included in the at least one MAC CE.
  • the second MAC CE and the fourth MAC CE may be any existing MAC CE.
  • an indication field may be added to any existing MAC CE, and the indication field indicates whether there is a duplicate MAC CE. And determine the MAC CE of the copy.
  • the second MAC CE and the fourth MAC CE may also be a new MAC CE, and a new LCID is defined for the new MAC CE, and the new MAC CE is indicated by the new LCID.
  • the following takes the second MAC CE and the fourth MAC CE as a new MAC CE as an example for description.
  • FIG. 2 shows a schematic diagram of a second MAC CE or a fourth MAC CE according to an embodiment of the present application.
  • the MAC CE shown in FIG. 2 may be a second MAC CE or a fourth MAC CE.
  • the MAC CE may include an LCID field and a serving cell index field.
  • the padding bit field may also be included.
  • the MAC CE shown in FIG. 2 may be the second MAC CE, and the second MAC CE.
  • the second LCID field and the second carrier index field may be included, the second LCID field being an LCID field as shown in FIG. 2, and the second carrier index field being a carrier index field as shown in FIG. 2.
  • the second LCID field includes an LCID corresponding to the first MAC CE, that is, an LCID corresponding to the at least one MAC CE that is the same as the first MAC CE, so that the receiving end device is configured according to the second MAC in the first TB.
  • the second carrier index field includes each MAC CE of the at least one MAC CE that is the same as the first MAC CE An index of the corresponding carrier, so that the receiving device determines, according to the second carrier index field of the second MAC CE in the first TB, a carrier where the at least one MAC CE that is the same as the first MAC CE is located.
  • the fourth MAC CE may include a fourth LCID field and a fourth carrier index field, where the fourth LCID field is an LCID field as shown in FIG.
  • the fourth carrier index field is a carrier index field as shown in FIG. 2.
  • the fourth LCID field includes an LCID corresponding to the third MAC CE, that is, an LCID corresponding to the at least one MAC CE that is the same as the third MAC CE, so that the receiving end device is configured according to the fourth MAC in the second TB.
  • the fourth carrier index field includes each MAC CE of the at least one MAC CE that is the same as the third MAC CE An index of the corresponding carrier, so that the receiving device determines, according to the fourth carrier index field of the fourth MAC CE in the second TB, a carrier where the at least one MAC CE that is the same as the third MAC CE is located.
  • the first MAC CE and the second MAC CE are encapsulated in the first TB and transmitted through the first carrier, and the third MAC CE and the fourth MAC are taken as an example.
  • the CE is encapsulated in the second TB and transmitted over the second carrier.
  • the second LCID field of the second MAC CE in the first TB includes an LCID corresponding to the first MAC CE and the third MAC CE
  • the second carrier index field of the second MAC CE includes the first MAC CE The index of the carrier where the same third MAC CE is located, that is, the index of the second carrier.
  • the fourth LCID field of the fourth MAC CE in the second TB includes an LCID corresponding to the first MAC CE and the third MAC CE, and the fourth carrier index field of the fourth MAC CE includes the same number as the third MAC CE The index of the carrier where the MAC CE is located, that is, the index of the first carrier.
  • the lengths of the fields in the second MAC CE and the fourth MAC CE may be arbitrarily set.
  • the second LCID field in the second MAC CE or the fourth in the fourth MAC CE The length of the LCID field may be 6 bits; the second carrier in the second MAC CE
  • the length of the index field or the fourth carrier index field in the fourth MAC CE may be 3 bits.
  • the padding may be performed by padding, but the embodiment of the present application is not limited thereto.
  • FIG. 3 illustrates another schematic diagram of a second MAC CE or a fourth MAC CE according to an embodiment of the present application.
  • the MAC CE shown in FIG. 3 may be a second MAC CE or a fourth MAC CE, and the MAC CE may include an LCID field, a duplication number field, and a serving cell index field. It can also include a padding bit field.
  • the MAC CE shown in FIG. 3 may be a second MAC CE, where the second MAC CE may include a second LCID field, a second copy number field, and a second carrier index field, where the second LCID field is
  • the LCID field shown in FIG. 3 is a copy number field as shown in FIG. 3, and the second carrier index field is a carrier index field as shown in FIG.
  • the second LCID field includes an LCID corresponding to the first MAC CE, that is, an LCID corresponding to the at least one MAC CE that is the same as the first MAC CE, so that the receiving end device is configured according to the second MAC in the first TB.
  • the second copy number field is used to indicate at least one MAC CE that is the same as the first MAC CE
  • the second copy number field can be used to indicate The number is 4, so that the receiving end device determines, according to the second copy number field, that there are four MAC CEs that are the same as the first MAC CE in the first TB; the second carrier index field includes the first MAC address.
  • the index of the carrier corresponding to each MAC CE in the at least one MAC CE that is the same as the CE for example, the number of the second replica index field is 4, and the second carrier index field includes the index of the carrier where the four MAC CEs are located.
  • the second carrier index field of the second MAC CE in the TB determines a carrier where each MAC CE in the at least one MAC CE that is the same as the first MAC CE, where the third MAC CE is the first MAC address
  • the index in the second carrier index field in the second MAC CE includes an index of a carrier corresponding to the third MAC CE, that is, an index including the second carrier.
  • the fourth MAC CE may include a fourth LCID field, a fourth copy number field, and a fourth carrier index field, where the fourth LCID field is The LCID field shown in FIG. 3, the fourth copy number field is a copy number field as shown in FIG. 3, and the fourth carrier index field is a carrier index field as shown in FIG. among them,
  • the fourth LCID field includes an LCID corresponding to the third MAC CE, that is, an LCID corresponding to the at least one MAC CE that is the same as the third MAC CE, so that the receiving end device is configured according to the fourth MAC CE in the second TB.
  • the fourth copy number field is used to indicate the number of at least one MAC CE that is the same as the third MAC CE, For example, if the first MAC CE is replicated to obtain the same four MAC CEs as the first MAC CE, and the four MAC CEs include the third MAC CE, there are also four MAC CEs for the third MAC CE.
  • the fourth MAC CE is the same as the third MAC CE, and the fourth MAC CE includes the third MAC CE, and the fourth copy number field can be used to indicate that the number is 4, so that the receiving device can
  • the fourth copy number field determines that there are four MAC CEs that are the same as the third MAC CE in the second TB; the fourth carrier index field includes each MAC in at least one MAC CE that is the same as the third MAC CE.
  • the index of the carrier corresponding to the CE for example, according to the fourth number of copies
  • the segment indicates that the four MAC CEs are the same as the third MAC CE, and the fourth carrier index field includes an index of the carrier for each of the four MAC CEs, so that the receiving device is configured according to the second TB.
  • the fourth carrier index field of the fourth MAC CE determines a carrier in which at least one MAC CE is the same as the third MAC CE, where the first MAC CE is in the same at least one MAC CE as the third MAC CE.
  • the index in the fourth carrier index field in the fourth MAC CE includes an index of a carrier corresponding to the first MAC CE, that is, an index including the first carrier.
  • the first MAC CE and the second MAC CE are encapsulated in the first TB and transmitted through the first carrier, and the third MAC CE and the fourth MAC are taken as an example.
  • the CE is encapsulated in the second TB and transmitted over the second carrier.
  • the second LCID field of the second MAC CE in the first TB includes an LCID corresponding to the first MAC CE and the third MAC CE
  • the second copy number field of the second MAC CE indicates that the number is 1 That is, the same MAC CE as the first MAC CE includes only one
  • the second carrier index field of the second MAC CE includes an index of a carrier where the third MAC CE is the same as the first MAC CE, that is, includes the second carrier. index.
  • the fourth LCID field of the fourth MAC CE in the second TB includes an LCID corresponding to the first MAC CE and the third MAC CE, where the fourth copy number field indicates that the number is 1, that is, the same as the third MAC CE.
  • the MAC CE includes only one, and the fourth carrier index field of the fourth MAC CE includes an index of a carrier where the first MAC CE is the same as the third MAC CE, that is, an index including the first carrier.
  • the first MAC CE is copied multiple times, and the five MAC CEs including the first MAC CE are obtained as an example.
  • the two MAC CEs of the five MAC CEs are respectively the first.
  • the MAC CE and the third MAC CE, the first MAC CE and the second MAC CE are encapsulated in the first TB and transmitted through the first carrier; the third MAC CE and the fourth MAC CE are encapsulated in the second TB, and pass the Two carrier transmission.
  • the second LCID field of the second MAC CE in the first TB includes an LCID corresponding to the first MAC CE and other MAC CEs that are the same as the first MAC CE; the second replication of the second MAC CE
  • the number field indicates that the number is 4, that is, the same MAC CE as the first MAC CE includes 4 in total; the second carrier index field of the second MAC CE includes the other 4 MAC CEs identical to the first MAC CE.
  • the index of the carrier where the MAC CE is located including the index of the second carrier corresponding to the third MAC CE that is the same as the first MAC CE.
  • the fourth LCID field of the fourth MAC CE in the second TB includes an LCID corresponding to the third MAC CE and other MAC CEs that are the same as the third MAC CE, and the fourth copy number field indicates that the number is 4 That is, the same MAC CE is the same as the third MAC CE, and the fourth carrier index field of the fourth MAC CE includes an index of a carrier where each MAC CE of the same four MAC CEs is the same as the third MAC CE.
  • the index of the first carrier corresponding to the first MAC CE that is the same as the third MAC CE is included.
  • the lengths of the fields in the second MAC CE and the fourth MAC CE may be arbitrarily set.
  • the second LCID field in the second MAC CE or the fourth in the fourth MAC CE The length of the LCID field may be 6 bits; the length of the second copy number field in the second MAC CE or the fourth copy number field in the fourth MAC CE may be 2 bits or 3 bits;
  • the length of the second carrier index field or the fourth carrier index field in the fourth MAC CE is related to the number of copies.
  • the length of each carrier index may be 3 bits.
  • the padding may be used for padding, but the embodiment of the present application Not limited to this.
  • FIG. 4 illustrates still another schematic diagram of a second MAC CE or a fourth MAC CE according to an embodiment of the present application.
  • the two MAC CEs are the same as the first MAC CE and the third MAC CE, and the corresponding MAC CE can be replicated once.
  • the MAC CE or the fourth MAC CE gives an indication.
  • the MAC CE shown in FIG. 4 includes an LCID field and a flag field, and may further include a reserved bit R.
  • the receiving end device and the transmitting end device may be configured to transmit carriers of the same MAC CE through RRC semi-static configuration.
  • the receiving device can send an RRC message to the sending device.
  • the RRC message is used to instruct the transmitting device to transmit two identical MAC CEs by using the first carrier and the second carrier.
  • the first MAC CE may be transmitted through the first carrier
  • the third MAC CE may be transmitted through the second carrier.
  • the sending end device is a terminal device
  • the receiving end device is a network device as an example.
  • the network device can configure the carrier for the terminal device by using the RRC message, that is, the network device sends an RRC message to the terminal device, where the RRC message is used to indicate that the terminal device sends the same MAC CE through the first carrier and the second carrier, and the terminal device according to the RRC
  • the message, for the two identical MAC CEs, that is, the first MAC CE and the third MAC CE may transmit the first MAC CE through the first carrier and the third MAC CE through the second carrier.
  • the transmitting device and the receiving device can transmit the carrier of the same MAC CE through the RRC message, for example, transmitting the first MAC CE by using the first wave and transmitting the third MAC CE by using the second carrier, and the corresponding second MAC.
  • the CE and the fourth MAC CE may be as shown in FIG. 4.
  • the MAC CE shown in FIG. 4 may be a second MAC CE, and the second MAC CE may include a second LCID field and a second indication field, where the second LCID field may be an LCID field as shown in FIG.
  • the second indication field may be a flag field as shown in FIG.
  • the second LCID field includes an LCID corresponding to the first MAC CE, that is, an LCID corresponding to the at least one MAC CE that is the same as the first MAC CE, that is, an LCID corresponding to the first MAC CE and the third MAC CE, so as to facilitate
  • the receiving end device determines the first MAC CE and the third MAC CE according to the second LCID field of the second MAC CE in the first TB; the second indication field is used to indicate whether there is the same as the first MAC CE.
  • the MAC CE for example, the flag is set to 1 to indicate the presence, otherwise the presence of the first carrier is determined.
  • At least one MAC CE that is the same as the first MAC CE in the TB, and determines, according to the RRC message, the carrier where the same MAC CE is located, for example, according to the RRC message, the third third that is the same as the first MAC CE.
  • the MAC CE corresponds to the second carrier.
  • the MAC CE sea shown in FIG. 4 may be a fourth MAC CE
  • the fourth MAC CE may include a fourth LCID field and a fourth indication field, where the fourth LCID field may be an LCID as shown in FIG. A field, the fourth indication field may be a flag field as shown in FIG.
  • the fourth LCID field includes an LCID corresponding to the third MAC CE, that is, an LCID corresponding to the at least one MAC CE that is the same as the third MAC CE, that is, the LCID corresponding to the first MAC CE and the third MAC CE, so as to facilitate Receiving, by the receiving device, the fourth MAC CE in the second TB a fourth LCID field, where the first MAC CE and the third MAC CE are determined; the fourth indication field is used to indicate whether there is a MAC CE that is the same as the third MAC CE, for example, the flag is set to 1 to indicate existence, otherwise the representation is not present, so that Determining, by the receiving device, the at least one MAC CE that is the same as the third MAC CE in the second TB of the second carrier, according to the fourth indication field of the fourth MAC CE in the second TB, and according to The RRC message determines that the same MAC CE as the third MAC CE is located, for example, according to the RRC message, the first
  • each field in the second MAC CE and the fourth MAC CE may be arbitrarily set.
  • the length of the second LCID field in the second MAC CE or the fourth LCID field in the fourth MAC CE may be 6 bits.
  • the length of the second indication field in the second MAC CE or the fourth indication field in the fourth MAC CE may be 1 bit or 2 bits. If the length is 1 bit, the second MAC CE and the fourth MAC CE are further The 1 bit reserved bit may be included, but the embodiment of the present application is not limited thereto.
  • the transmitting device sends the first TB including the first MAC CE and the second MAC CE by using the first carrier, and sends the second TB including the third MAC CE and the fourth MAC CE by using the second carrier. So that the receiving end device can receive the first carrier and the second carrier, and determine, according to the second MAC CE and the fourth MAC CE, multiple identical MAC CEs, where the multiple identical MAC CEs include the first MAC CE and the third The MAC CE, the receiving device can select one of the multiple MAC CEs of the same MAC CE to save and apply.
  • the method for data transmission in the embodiment of the present application encapsulates the first MAC CE and the second MAC CE in the first TB and transmits through the first carrier, and encapsulates the third MAC CE and the fourth MAC CE in the first And transmitting, by the second carrier, the first MAC CE and the third MAC CE are the same MAC CE, and the second MAC CE is used to indicate that there is the same MAC CE as the first MAC CE, and the fourth MAC CE is used. Indicates that there is the same MAC CE as the third MAC CE, so that the replicated MAC CE is sent through different carriers, improving the reliability of the MAC CE transmission, and the other MAC CE can assist the receiving device to receive and identify the replication.
  • the transmitted MAC CE enables the receiving device to perform only the operation behavior indicated by the MAC CE once, which can avoid erroneous operations.
  • a method for data transmission according to an embodiment of the present application is described in detail from the perspective of a transmitting device, and a description will be given from the perspective of a receiving device in accordance with an embodiment of the present application.
  • a method for data transmission is described in detail from the perspective of a transmitting device, and a description will be given from the perspective of a receiving device in accordance with an embodiment of the present application.
  • FIG. 5 shows a schematic flow diagram of a method 200 for data transmission, which may be performed by a sink device, in accordance with an embodiment of the present application.
  • the method 200 includes: S210, receiving a first TB sent by a sending end device by using a first carrier, and a second TB sent by a second carrier, where the first TB includes a first MAC CE and a second a MAC CE, the second TB includes a third MAC CE and a fourth MAC CE; and S220, according to the second MAC CE, determining at least one MAC CE that is the same as the first MAC CE, and at least the same as the first MAC CE A MAC CE includes the third MAC CE; S230, according to the fourth MAC CE, determining at least one MAC CE that is the same as the third MAC CE, and the at least one MAC CE that is the same as the third MAC CE includes the first MAC CE.
  • the second MAC CE includes a second LCID field and a second carrier index field
  • the fourth MAC CE includes a fourth LCID field and a fourth carrier index field, according to the second MAC CE, determining Determining, by the MAC CE, the same at least one MAC CE, according to the second LCID field, determining the first MAC CE; determining, according to the second carrier index field, each of the at least one MAC CE that is the same as the first MAC CE a carrier in which the MAC CE is located; determining, according to the fourth MAC CE, at least one MAC CE that is the same as the third MAC CE, including: determining, according to the fourth LCID field, the third MAC CE; according to the fourth carrier index a field, determining a carrier in which each MAC CE of the at least one MAC CE is the same as the third MAC CE.
  • the second carrier index field includes an index that is an index of the second carrier
  • the fourth carrier index field includes an index that is an index of the first carrier
  • the second MAC CE includes a second copy number field, where the fourth MAC CE includes a fourth copy number field, and according to the second MAC CE, determining at least one MAC that is the same as the first MAC CE Determining, according to the second copy number field, the number of at least one MAC CE that is the same as the first MAC CE, and determining, according to the fourth MAC CE, at least one MAC that is the same as the third MAC CE.
  • the CE includes: determining, according to the fourth copy number field, the number of at least one MAC CE that is the same as the third MAC CE.
  • the second MAC CE includes a second LCID field and a second indication field, where the fourth MAC CE includes a fourth LCID field and a fourth indication field, and determining, according to the second MAC CE, the first MAC Determining, by the second LCID field, the first MAC CE according to the second LCID field; determining, according to the second indication field, that the third MAC CE is the same as the first MAC CE, according to the Fourth MAC CE, determined with the third MAC CE
  • the same at least one MAC CE includes: determining, according to the fourth LCID field, the third MAC CE; determining, according to the fourth indication field, that the first MAC CE is the same as the third MAC CE.
  • the method 200 further includes: sending an RRC message to the sending end device, where the RRC message is sent.
  • the first carrier is used to transmit the first MAC CE
  • the second carrier is used to transmit the third MAC CE.
  • receiving end device in the method 200 may correspond to the receiving end device in the method 100
  • sending end device in the method 200 may correspond to the sending end device in the method 100, and details are not described herein again.
  • the receiving end device receives the first TB in the first carrier and the second TB in the second carrier, where the first TB includes the first MAC CE and the second MAC CE.
  • the second TB includes a third MAC CE and a fourth MAC CE, and according to the second MAC CE, may determine the same MAC CE as the first MAC CE, and according to the fourth MAC CE, may determine the same MAC CE as the third MAC CE, thereby
  • the MAC CE that receives the different transmissions through the carrier transmission is implemented to improve the reliability of the MAC CE transmission, and the MAC CE can be assisted by the receiving end device to receive and identify the MAC CE of the replication transmission, and only perform the MAC CE indication once. Operational actions can avoid erroneous operations.
  • the size of the sequence numbers of the foregoing processes does not mean the order of execution sequence, and the order of execution of each process should be determined by its function and internal logic, and should not be applied to the embodiment of the present application.
  • the implementation process constitutes any limitation.
  • the transmitting device 300 includes: a processing unit 310 and a sending unit 320, and optionally, a receiving unit 330.
  • the processing unit 310 is configured to: encapsulate the first MAC CE and the second MAC CE into the first TB, and encapsulate the third MAC CE and the fourth MAC CE into the second TB, where the first MAC CE and the The third MAC CE is the same MAC CE, and the second MAC CE is used to indicate the same MAC CE as the first MAC CE, and the fourth MAC CE is used to indicate the same MAC CE as the third MAC CE;
  • the unit 320 is configured to: send the first TB to the receiving end device by using the first carrier, and send the second TB to the receiving end device by using the second carrier.
  • the second MAC CE includes a second LCID field and a second carrier index field, where the second LCID field includes an LCID corresponding to the first MAC CE, where the second carrier index field is the same as the first MAC CE The index of the carrier in which each MAC CE is located in at least one MAC CE.
  • the fourth MAC CE includes a fourth LCID field and a fourth carrier index field, where the fourth LCID field includes an LCID corresponding to the third MAC CE, where the fourth carrier index field is the same as the third MAC CE.
  • the second carrier index field includes an index that is an index of the second carrier
  • the fourth carrier index field includes an index that is an index of the first carrier
  • the second MAC CE includes a second copy number field, where the second copy number field is used to indicate the number of at least one MAC CE that is the same as the first MAC CE.
  • the fourth MAC CE includes a fourth copy number field, where the fourth copy number field is used to indicate the number of at least one MAC CE that is the same as the third MAC CE.
  • the second MAC CE includes a second LCID field and a second indication field, where the second LCID field includes an LCID corresponding to the first MAC CE, where the second indication field is used to indicate the presence and the first MAC CE The same third MAC CE.
  • the fourth MAC CE includes a fourth LCID field and a fourth indication field, where the fourth LCID field includes an LCID corresponding to the third MAC CE, where the fourth indication field is used to indicate the presence and the third MAC CE.
  • the receiving unit 330 is configured to: after the sending unit 320 sends the first TB to the receiving end device by using the first carrier, and receive the second TB by sending the second TB to the receiving end device by using the second carrier, receiving the receiving The RRC message sent by the end device, the RRC message is used to indicate that the first carrier transmits the first MAC CE, and the second carrier is used to transmit the third MAC CE.
  • the transmitting device 300 may correspond to the method 100 in the embodiment of the present application, and the foregoing and other operations and/or functions of the respective units in the transmitting device 300 are respectively implemented to implement FIG. 1 to The corresponding processes of the sending end device in each method in FIG. 5 are not described herein for brevity.
  • the transmitting device of the embodiment of the present application encapsulates the first MAC CE and the second MAC CE in the first TB and transmits the first MAC and the fourth MAC CE in the second TB. And transmitting by the second carrier, where the first MAC CE and the third MAC CE For the same MAC CE, the second MAC CE is used to indicate that there is the same MAC CE as the first MAC CE, and the fourth MAC CE is used to indicate that there is the same MAC CE as the third MAC CE, thereby implementing the MAC CE that passes the replication.
  • Different carrier transmissions can improve the reliability of the MAC CE transmission, and the other MAC CEs can be used to assist the receiving device to receive and identify the MAC CE of the replication transmission, so that the receiving device can perform only the MAC CE indication operation behavior, which can be avoided. Incorrect operation.
  • the receiving device 400 includes: a receiving unit 410 and a determining unit 420, and optionally, a transmitting unit 430.
  • the receiving unit 410 is configured to: receive a first TB that is sent by the sending end device by using the first carrier, and a second TB that is sent by using the second carrier, where the first TB includes the first MAC CE and the second MAC CE, where The second TB includes a third MAC CE and a fourth MAC CE.
  • the determining unit 420 is configured to determine, according to the second MAC CE, at least one MAC CE that is the same as the first MAC CE, and is the same as the first MAC CE.
  • At least one MAC CE includes the third MAC CE; the determining unit 420 is further configured to: according to the fourth MAC CE, determine at least one MAC CE that is the same as the third MAC CE, and at least the same as the third MAC CE A MAC CE includes the first MAC CE.
  • the second MAC CE includes a second LCID field and a second carrier index field
  • the fourth MAC CE includes a fourth LCID field and a fourth carrier index field
  • the determining unit 420 is specifically configured to: according to the second Determining, by the LCID field, the first MAC CE; determining, according to the second carrier index field, a carrier where each MAC CE of the at least one MAC CE that is the same as the first MAC CE is located; determining, according to the fourth LCID field, the first And determining, according to the fourth carrier index field, a carrier where each MAC CE of the at least one MAC CE that is the same as the third MAC CE is located.
  • the second carrier index field includes an index that is an index of the second carrier
  • the fourth carrier index field includes an index that is an index of the first carrier
  • the second MAC CE includes a second copy number field
  • the fourth MAC CE includes a fourth copy number field
  • the determining unit 420 is specifically configured to: determine, according to the second copy number field, The number of at least one MAC CE that is the same as the first MAC CE; and the number of at least one MAC CE that is the same as the third MAC CE is determined according to the fourth copy number field.
  • the second MAC CE includes a second LCID field and a second indication field
  • the fourth MAC CE includes a fourth LCID field and a fourth indication field
  • the determining unit 420 is specifically configured to: Determining, according to the second LCID field, the first MAC CE; determining, according to the second indication field, that the third MAC CE is the same as the first MAC CE, and determining the third MAC CE according to the fourth LCID field. And determining, according to the fourth indication field, that the first MAC CE is the same as the third MAC CE.
  • the sending unit 430 is configured to: after the receiving unit 410 receives the first TB sent by the sending end device by using the first carrier, and send the RRC message to the sending end device before sending the second TB by using the second carrier.
  • the RRC message is used to indicate that the first carrier transmits the first MAC CE, and the second carrier is used to transmit the third MAC CE.
  • the receiving end device 400 may correspond to the method 200 in the embodiment of the present application, and the above operations and/or functions of the respective units in the receiving end device 400 are respectively implemented in order to implement FIG. 1 to The corresponding processes of the receiving end devices in the respective methods in FIG. 5 are not described herein for brevity.
  • the receiving end device of the embodiment of the present application receives the first TB in the first carrier and the second TB in the second carrier, where the first TB includes the first MAC CE and the second MAC CE, and the second TB includes the first
  • the third MAC CE and the fourth MAC CE can determine the same MAC CE as the first MAC CE according to the second MAC CE, and can determine the same MAC CE as the third MAC CE according to the fourth MAC CE, thereby implementing receiving different carrier transmissions.
  • the replicated MAC CE improves the reliability of the MAC CE transmission, and through other MAC CEs, can assist the receiving device to receive and identify the MAC CE of the duplicate transmission, and perform only the operation behavior indicated by the MAC CE, which can avoid errors. operating.
  • FIG. 8 shows a schematic block diagram of a transmitting device 500 according to an embodiment of the present application.
  • the transmitting device 500 includes a processor 510 and a transceiver 520, and the processor 510 is connected to the transceiver 520.
  • the source device 500 further includes a memory 530, and the memory 530 is connected to the processor 510.
  • the processor 510, the memory 530, and the transceiver 520 communicate with each other through an internal connection path, and the memory 530 can be used to store instructions.
  • the processor 510 is configured to execute the memory 530 for storing the control and/or data signals.
  • An instruction to control the transceiver 520 to send information or signals the processor 510 configured to: encapsulate the first MAC CE and the second MAC CE into the first TB, and package the third MAC CE and the fourth MAC CE to the second TB, the first MAC CE is the same MAC CE as the third MAC CE, and the second MAC CE is used to indicate the same MAC CE as the first MAC CE, and the fourth MAC CE is used to indicate the third MAC CE.
  • MAC CE is the same MAC CE; the transceiver 520 is configured to: pass the first carrier to the receiving device The first TB is sent, and the second TB is sent to the receiving device by using the second carrier.
  • the second MAC CE includes a second LCID field and a second carrier index field, where the second LCID field includes an LCID corresponding to the first MAC CE, where the second carrier index field includes An index of a carrier in which each MAC CE is located in at least one MAC CE that is the same as the first MAC CE.
  • the fourth MAC CE includes a fourth LCID field and a fourth carrier index field, where the fourth LCID field includes an LCID corresponding to the third MAC CE, where the fourth carrier index field includes An index of a carrier in which each MAC CE is located in at least one MAC CE that is the same as the third MAC CE.
  • the second carrier index field includes an index that is an index of the second carrier
  • the fourth carrier index field includes an index that is an index of the first carrier
  • the second MAC CE includes a second copy number field, where the second copy number field is used to indicate the number of at least one MAC CE that is the same as the first MAC CE.
  • the fourth MAC CE includes a fourth copy number field, where the fourth copy number field is used to indicate the number of at least one MAC CE that is the same as the third MAC CE.
  • the second MAC CE includes a second LCID field and a second indication field, where the second LCID field includes an LCID corresponding to the first MAC CE, where the second indication field is used to indicate presence and
  • the first MAC CE is the same as the third MAC CE.
  • the fourth MAC CE includes a fourth LCID field and a fourth indication field, where the fourth LCID field includes an LCID corresponding to the third MAC CE, where the fourth indication field is used to indicate presence and
  • the third MAC CE is the same as the first MAC CE.
  • the transceiver 520 is configured to receive the first TB after sending the first TB to the receiving end device by using the first carrier, and sending the second TB to the receiving end device by using the second carrier.
  • the RRC message sent by the receiving device, the RRC message is used to indicate that the first carrier transmits the first MAC CE, and the second carrier is used to transmit the third MAC CE.
  • the source device 500 may correspond to the sender device 300 in the embodiment of the present application, and may correspond to the corresponding body in the method 100 according to the embodiment of the present application, and the sender device 500
  • the transmitting device of the embodiment of the present application encapsulates the first MAC CE and the second MAC CE in the first TB and transmits the first MAC and the fourth MAC CE in the second TB. And transmitting by the second carrier, where the first MAC CE and the third MAC CE are the same MAC CE, the second MAC CE is used to indicate that there is the same MAC CE as the first MAC CE, and the fourth MAC CE is used to indicate the presence.
  • the MAC CE is the same as the third MAC CE, so that the replicated MAC CE is sent through different carriers to improve the reliability of the MAC CE transmission, and the other MAC CE can assist the receiving device to receive and identify the MAC of the duplicate transmission.
  • the CE enables the receiving device to perform only the operation behavior indicated by the MAC CE once, which can avoid erroneous operations.
  • FIG. 9 shows a schematic block diagram of a receiving device 600 according to an embodiment of the present application.
  • the receiving device 600 includes a processor 610 and a transceiver 620, and the processor 610 is connected to the transceiver 620.
  • the receiving end device 600 further includes a memory 630, and the memory 630 is connected to the processor 610.
  • the processor 610, the memory 630 and the transceiver 620 communicate with each other through an internal connection path, and the control unit and the data signal are transmitted.
  • the memory 630 can be used to store instructions, and the processor 610 is configured to execute the memory 630.
  • An instruction to control the transceiver 620 to send information or a signal is configured to: receive a first TB sent by the sending end device by using the first carrier, and a second TB sent by the second carrier, where the first TB includes a MAC CE and a second MAC CE, the second TB includes a third MAC CE and a fourth MAC CE; the processor 610 is configured to: determine, according to the second MAC CE, at least one MAC that is the same as the first MAC CE The CE, the at least one MAC CE that is the same as the first MAC CE, includes the third MAC CE, and the processor 610 is further configured to: determine, according to the fourth MAC CE, at least one MAC CE that is the same as the third MAC CE, The at least one MAC CE that is the same as the third MAC CE includes the first MAC CE.
  • the second MAC CE includes a second LCID field and a second carrier index field
  • the fourth MAC CE includes a fourth LCID field and a fourth carrier index field
  • the processor 610 is configured to: according to the second LCID a field, determining the first MAC CE; determining, according to the second carrier index field, a carrier in which each MAC CE in the at least one MAC CE is the same as the first MAC CE; determining the third according to the fourth LCID field
  • the MAC CE determines, according to the fourth carrier index field, a carrier where each MAC CE of the at least one MAC CE that is the same as the third MAC CE is located.
  • the second carrier index field includes an index that is an index of the second carrier
  • the fourth carrier index field includes an index that is an index of the first carrier
  • the second MAC CE includes a second copy number field
  • the fourth MAC CE includes a fourth copy number field
  • the processor 610 is configured to: determine, according to the second copy number field, The number of at least one MAC CE that is the same as the MAC CE; and the number of at least one MAC CE that is the same as the third MAC CE is determined according to the fourth copy number field.
  • the second MAC CE includes a second LCID field and a second indication field
  • the fourth MAC CE includes a fourth LCID field and a fourth indication field
  • the processor 610 is configured to: according to the second LCID field, Determining the first MAC CE; determining, according to the second indication field, that the third MAC CE is the same as the first MAC CE, determining the third MAC CE according to the fourth LCID field; according to the fourth indication field And determining that the first MAC CE is the same as the third MAC CE.
  • the transceiver 620 is configured to: before receiving the first TB sent by the sending end device by using the first carrier, and sending the second TB sent by the second carrier, sending an RRC message to the sending end device, where the RRC message is sent.
  • the first carrier is used to transmit the first MAC CE
  • the second carrier is used to transmit the third MAC CE.
  • the receiving end device 600 may correspond to the receiving end device 400 in the embodiment of the present application, and may correspond to the corresponding main body in the method 200 according to the embodiment of the present application, and the receiving end device 600
  • the above-mentioned and other operations and/or functions of the respective units in the respective units are respectively implemented in order to implement the corresponding processes of the receiving end devices in the respective methods in FIG. 1 to FIG. 5, and are not described herein again for brevity.
  • the receiving end device of the embodiment of the present application receives the first TB in the first carrier and the second TB in the second carrier, where the first TB includes the first MAC CE and the second MAC CE, and the second TB includes the first
  • the third MAC CE and the fourth MAC CE can determine the same MAC CE as the first MAC CE according to the second MAC CE, and can determine the same MAC CE as the third MAC CE according to the fourth MAC CE, thereby implementing receiving different carrier transmissions.
  • the replicated MAC CE improves the reliability of the MAC CE transmission, and through other MAC CEs, can assist the receiving device to receive and identify the MAC CE of the duplicate transmission, and perform only the operation behavior indicated by the MAC CE, which can avoid errors. operating.
  • the above method embodiments of the present application may be applied to a processor or implemented by a processor.
  • the processor may be an integrated circuit chip with signal processing capabilities.
  • the steps of the above method embodiments may be performed by an integrated logic circuit of hardware in the processor or an instruction in the form of software.
  • the above processor may be a general purpose processor, a digital signal processor (DSP), an application specific integrated circuit (ASIC), a field programmable gate array (FPGA) or the like. Programming logic devices, discrete gates or transistor logic devices, discrete hardware components.
  • the methods, steps, and logical block diagrams disclosed in the embodiments of the present application can be implemented or executed.
  • the general purpose processor may be a microprocessor or the processor or any conventional processor or the like.
  • the steps of the method disclosed in the embodiments of the present application may be directly implemented by the hardware decoding processor, or may be performed by a combination of hardware and software modules in the decoding processor.
  • the software module can be located in a conventional storage medium such as random access memory, flash memory, read only memory, programmable read only memory or electrically erasable programmable memory, registers, and the like.
  • the storage medium is located in the memory, and the processor reads the information in the memory and combines the hardware to complete the steps of the above method.
  • the memory in the embodiments of the present application may be a volatile memory or a non-volatile memory, or may include both volatile and non-volatile memory.
  • the non-volatile memory may be a read-only memory (ROM), a programmable read only memory (ROMM), an erasable programmable read only memory (erasable PROM, EPROM), or an electrical Erase programmable EPROM (EEPROM) or flash memory.
  • the volatile memory can be a random access memory (RAM) that acts as an external cache.
  • RAM random access memory
  • RAM random access memory
  • many forms of RAM are available, such as static random access memory (SRAM), dynamic random access memory (DRAM), synchronous dynamic random access memory (Synchronous DRAM).
  • SDRAM double data rate synchronous DRAM
  • DDR SDRAM double data rate synchronous DRAM
  • ESDRAM enhanced synchronous dynamic random access memory
  • SLDRAM synchronously connected dynamic random access memory
  • DR RAM direct memory bus random access memory
  • the disclosed systems, devices, and methods may be implemented in other manners.
  • the device embodiments described above are merely illustrative.
  • the division of the unit is only a logical function division.
  • there may be another division manner for example, multiple units or components may be combined or Can be integrated into another system, or some features can be ignored or not executed.
  • the mutual coupling or direct coupling or communication connection shown or discussed may be an indirect coupling or communication connection through some interface, device or unit, and may be in an electrical, mechanical or other form.
  • the units described as separate components may or may not be physically separated, and the components displayed as units may or may not be physical units, that is, may be located in one place, or may be distributed to multiple network units. Some or all of the units may be selected according to actual needs to achieve the purpose of the solution of the embodiment.
  • each functional unit in each embodiment of the present application may be integrated into one processing unit, or each unit may exist physically separately, or two or more units may be integrated into one unit.
  • the functions may be stored in a computer readable storage medium if implemented in the form of a software functional unit and sold or used as a standalone product.
  • the technical solution of the present application which is essential or contributes to the prior art, or a part of the technical solution, may be embodied in the form of a software product, which is stored in a storage medium, including
  • the instructions are used to cause a computer device (which may be a personal computer, server, or network device, etc.) to perform all or part of the steps of the methods described in various embodiments of the present application.
  • the foregoing storage medium includes: a U disk, a mobile hard disk, a read-only memory (ROM), a random access memory (RAM), a magnetic disk, or an optical disk, and the like, which can store program code. .

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Abstract

本申请实施例涉及用于数据传输的方法、发送端设备和接收端设备。该方法包括：将第一MAC CE和第二MAC CE封装到第一传输块TB，且将第三MAC CE和第四MAC CE封装到第二TB，该第一MAC CE与该第三MAC CE为相同的MAC CE，该第二MAC CE用于指示与该第一MAC CE相同的MAC CE，该第四MAC CE用于指示与该第三MAC CE相同的MAC CE；通过第一载波向接收端设备发送该第一TB，且通过第二载波向该接收端设备发送该第二TB。本申请实施例的用于数据传输的方法、发送端设备和接收端设备，能够提高传输MAC CE的可靠性。

Description

用于数据传输的方法、发送端设备和接收端设备 技术领域
本申请涉及通信领域，尤其涉及用于数据传输的方法、发送端设备和接收端设备。
背景技术
随着人们对速率、延迟、高速移动性、能效的追求以及未来生活中业务的多样性、复杂性，第三代合作伙伴计划(3rd generation partnership project，3GPP)国际标准组织开始研发5G。5G的主要应用场景可以为：增强移动超宽带(enhance mobile broadband，eMBB)、低时延高可靠通信(ultra reliable low latency communication，URLLC)、大规模机器类通信(massive machine type of communication，mMTC)。
其中，URLLC的典型应用可以包括：工业自动化、电力自动化、远程医疗操作(手术)以及交通安全保障等场景，并且可以通过多种机制来保证其可靠性传输，例如双连接(dual connectivity，DC)和载波聚合(carrier aggregation，CA)场景中采用分组数据汇聚协议(packet data convergence protocol，PDCP)的数据复制(duplication)的方式传输，可以提高数据传输可靠性。
但是，对于介质访问控制(media access control，MAC)控制元素(control element，CE)的传输，如何提高其传输的可靠性问题仍待解决。
发明内容
本申请提供了一种用于数据传输的方法、发送端设备和接收端设备，能够提高传输MAC CE的可靠性。
第一方面，提供了一种用于数据传输的方法，该方法包括：将第一MAC CE和第二MAC CE封装到第一传输块(transport block，TB)，且将第三MAC CE和第四MAC CE封装到第二TB，该第一MAC CE与该第三MAC CE为相同的MAC CE，该第二MAC CE用于指示与该第一MAC CE相同的MAC CE，该第四MAC CE用于指示与该第三MAC CE相同的MAC CE；通过第一载波向接收端设备发送该第一TB，且通过第二载波向该接收端设备发送 该第二TB。
因此，本申请实施例的用于数据传输的方法，将第一MAC CE和第二MAC CE封装在第一TB中并通过第一载波传输，将第三MAC CE和第四MAC CE封装在第二TB中并通过第二载波传输，其中，第一MAC CE和第三MAC CE为相同的MAC CE，第二MAC CE用于指示存在与第一MAC CE相同的MAC CE，第四MAC CE用于指示存在与第三MAC CE相同的MAC CE，从而实现将复制的MAC CE通过不同的载波发送，提高MAC CE传输的可靠性，并且通过其他MAC CE，可以辅助接收端设备接收并识别该复制传输的MAC CE，使得接收端设备只执行一次MAC CE指示的操作行为，可以避免错误操作。
结合第一方面，在第一方面的一种实现方式中，该第二MAC CE包括第二逻辑信道标识(logical channel ID，LCID)字段和第二载波索引字段，该第二LCID字段包括该第一MAC CE对应的LCID，该第二载波索引字段包括与该第一MAC CE相同的至少一个MAC CE中每个MAC CE所在的载波的索引。
结合第一方面及其上述实现方式，在第一方面的另一种实现方式中，该第四MAC CE包括第四LCID字段和第四载波索引字段，该第四LCID字段包括该第三MAC CE对应的LCID，该第四载波索引字段包括与该第三MAC CE相同的至少一个MAC CE中每个MAC CE所在的载波的索引。
结合第一方面及其上述实现方式，在第一方面的另一种实现方式中，该第二载波索引字段包括的索引为该第二载波的索引，该第四载波索引字段包括的索引为该第一载波的索引。
结合第一方面及其上述实现方式，在第一方面的另一种实现方式中，该第二MAC CE包括第二复制个数字段，该第二复制个数字段用于指示与该第一MAC CE相同的至少一个MAC CE的个数。
结合第一方面及其上述实现方式，在第一方面的另一种实现方式中，该第四MAC CE包括第四复制个数字段，该第四复制个数字段用于指示与该第三MAC CE相同的至少一个MAC CE的个数。
结合第一方面及其上述实现方式，在第一方面的另一种实现方式中，该第二MAC CE包括第二LCID字段和第二指示字段，该第二LCID字段包括该第一MAC CE对应的LCID，该第二指示字段用于指示存在与该第一MAC  CE相同的该第三MAC CE。
结合第一方面及其上述实现方式，在第一方面的另一种实现方式中，该第四MAC CE包括第四LCID字段和第四指示字段，该第四LCID字段包括该第三MAC CE对应的LCID，该第四指示字段用于指示存在与该第三MAC CE相同的该第一MAC CE。
结合第一方面及其上述实现方式，在第一方面的另一种实现方式中，在该通过第一载波向接收端设备发送该第一TB，且通过第二载波向该接收端设备发送该第二TB之前，该方法还包括：接收该接收端设备发送的无线资源控制(Radio Resource Control，RRC)消息，该RRC消息用于指示该第一载波传输该第一MAC CE，以及该第二载波用于传输该第三MAC CE。
结合第一方面及其上述实现方式，在第一方面的另一种实现方式中，该方法还包括：将第一MAC CE进行复制处理，获得与该第一MAC CE相同的至少一个MAC CE，该至少一个MAC CE包括该第三MAC CE。
结合第一方面及其上述实现方式，在第一方面的另一种实现方式中，相同的多个MAC CE封装在不同的TB中，该不同的TB通过不同的载波发送。
因此，本申请实施例的用于数据传输的方法，将第一MAC CE和第二MAC CE封装在第一TB中并通过第一载波传输，将第三MAC CE和第四MAC CE封装在第二TB中并通过第二载波传输，其中，第一MAC CE和第三MAC CE为相同的MAC CE，第二MAC CE用于指示存在与第一MAC CE相同的MAC CE，第四MAC CE用于指示存在与第三MAC CE相同的MAC CE，从而实现将复制的MAC CE通过不同的载波发送，提高MAC CE传输的可靠性，并且通过其他MAC CE，可以辅助接收端设备接收并识别该复制传输的MAC CE，使得接收端设备只执行一次MAC CE指示的操作行为，可以避免错误操作。
第二方面，提供了一种用于数据传输的方法，该方法包括：接收发送端设备通过第一载波发送的第一TB，以及通过第二载波发送的第二TB，该第一TB包括第一MAC CE和第二MAC CE，该第二TB包括第三MAC CE和第四MAC CE；根据该第二MAC CE，确定与该第一MAC CE相同的至少一个MAC CE，与该第一MAC CE相同的至少一个MAC CE包括该第三MAC CE；根据该第四MAC CE，确定与该第三MAC CE相同的至少一个MAC CE，与该第三MAC CE相同的至少一个MAC CE包括该第一MAC  CE。
因此，本申请实施例的用于数据传输的方法，接收端设备接收第一载波中的第一TB和第二载波中的第二TB，该第一TB包括第一MAC CE和第二MAC CE，第二TB包括第三MAC CE和第四MAC CE，根据第二MAC CE可以确定与第一MAC CE相同的MAC CE，根据第四MAC CE可以确定与第三MAC CE相同的MAC CE，从而实现接收不同通过载波传输的复制的MAC CE，提高MAC CE传输的可靠性，并且通过其他MAC CE，可以辅助该接收端设备接收并识别该复制传输的MAC CE，并只执行一次MAC CE指示的操作行为，可以避免错误操作。
结合第二方面，在第二方面的一种实现方式中，该第二MAC CE包括第二LCID字段和第二载波索引字段，该第四MAC CE包括第四LCID字段和第四载波索引字段，该根据该第二MAC CE，确定与该第一MAC CE相同的至少一个MAC CE，包括：根据该第二LCID字段，确定该第一MAC CE；根据该第二载波索引字段，确定与该第一MAC CE相同的至少一个MAC CE中每个MAC CE所在的载波；该根据该第四MAC CE，确定与该第三MAC CE相同的至少一个MAC CE，包括：根据该第四LCID字段，确定该第三MAC CE；根据该第四载波索引字段，确定与该第三MAC CE相同的至少一个MAC CE中每个MAC CE所在的载波。
结合第二方面及其上述实现方式，在第二方面的另一种实现方式中，该第二载波索引字段包括的索引为该第二载波的索引，该第四载波索引字段包括的索引为该第一载波的索引。
结合第二方面及其上述实现方式，在第二方面的另一种实现方式中，该第二MAC CE包括第二复制个数字段，该第四MAC CE包括第四复制个数字段，该根据该第二MAC CE，确定与该第一MAC CE相同的至少一个MAC CE，包括：根据该第二复制个数字段，确定与该第一MAC CE相同的至少一个MAC CE的个数，该根据该第四MAC CE，确定与该第三MAC CE相同的至少一个MAC CE，包括：根据该第四复制个数字段，确定与该第三MAC CE相同的至少一个MAC CE的个数。
结合第二方面及其上述实现方式，在第二方面的另一种实现方式中，该第二MAC CE包括第二LCID字段和第二指示字段，该第四MAC CE包括第四LCID字段和第四指示字段，该根据该第二MAC CE，确定与该第一 MAC CE相同的至少一个MAC CE，包括：根据该第二LCID字段，确定该第一MAC CE；根据该第二指示字段，确定存在与该第一MAC CE相同的该第三MAC CE，该根据该第四MAC CE，确定与该第三MAC CE相同的至少一个MAC CE，包括：根据该第四LCID字段，确定该第三MAC CE；根据该第四指示字段，确定存在与该第三MAC CE相同的该第一MAC CE。
结合第二方面及其上述实现方式，在第二方面的另一种实现方式中，在该接收发送端设备通过第一载波发送的第一TB，以及通过第二载波发送的第二TB之前，该方法200还包括：向该发送端设备发送RRC消息，该RRC消息用于指示该第一载波传输该第一MAC CE，以及该第二载波用于传输该第三MAC CE。
因此，本申请实施例的用于数据传输的方法，接收端设备接收第一载波中的第一TB和第二载波中的第二TB，该第一TB包括第一MAC CE和第二MAC CE，第二TB包括第三MAC CE和第四MAC CE，根据第二MAC CE可以确定与第一MAC CE相同的MAC CE，根据第四MAC CE可以确定与第三MAC CE相同的MAC CE，从而实现接收不同通过载波传输的复制的MAC CE，提高MAC CE传输的可靠性，并且通过其他MAC CE，可以辅助该接收端设备接收并识别该复制传输的MAC CE，并只执行一次MAC CE指示的操作行为，可以避免错误操作。
第三方面，提供了一种发送端设备，用于执行上述第一方面或第一方面的任意可能的实现方式中的方法。具体地，该发送端设备包括用于执行上述第一方面或第一方面的任意可能的实现方式中的方法的单元。
第四方面，提供了一种接收端设备，用于执行上述第二方面或第二方面的任意可能的实现方式中的方法。具体地，该接收端设备包括用于执行上述第二方面或第二方面的任意可能的实现方式中的方法的单元。
第五方面，提供了一种发送端设备，包括：存储单元和处理器，该存储单元用于存储指令，该处理器用于执行该存储器存储的指令，并且当该处理器执行该存储器存储的指令时，该执行使得该处理器执行第一方面或第一方面的任意可能的实现方式中的方法。
第六方面，提供了一种接收端设备，包括：存储单元和处理器，该存储单元用于存储指令，该处理器用于执行该存储器存储的指令，并且当该处理器执行该存储器存储的指令时，该执行使得该处理器执行第二方面或第二方 面的任意可能的实现方式中的方法。
第七方面，提供了一种计算机可读介质，用于存储计算机程序，该计算机程序包括用于执行第一方面或第一方面的任意可能的实现方式中的方法的指令。
第八方面，提供了一种计算机可读介质，用于存储计算机程序，该计算机程序包括用于执行第二方面或第二方面的任意可能的实现方式中的方法的指令。
第九方面，提供了一种包括指令的计算机程序产品，当计算机运行所述计算机程序产品的所述指时，所述计算机执行上述第一方面或第一方面的任意可能的实现方式中的用于数据传输的方法。具体地，该计算机程序产品可以运行于上述第三方面的发送端设备上。
第十方面，提供了一种包括指令的计算机程序产品，当计算机运行所述计算机程序产品的所述指时，所述计算机执行上述第一方面或第一方面的任意可能的实现方式中的用于数据传输的方法。具体地，该计算机程序产品可以运行于上述第三方面的接收端设备上。
附图说明
图1是根据本申请实施例的用于数据传输的方法的示意性流程图。
图2示出了根据本申请实施例的第二MAC CE或第四MAC CE的示意图。
图3示出了根据本申请实施例的第二MAC CE或第四MAC CE的另一示意图。
图4示出了根据本申请实施例的第二MAC CE或第四MAC CE的再一示意图。
图5是根据本申请实施例的用于数据传输的方法的另一示意性流程图。
图6是根据本申请实施例的发送端设备的示意性框图。
图7是根据本申请实施例的接收端设备的示意性框图。
图8是根据本申请实施例的发送端设备的另一示意性框图。
图9是根据本申请实施例的接收端设备的另一示意性框图。
具体实施方式
下面将结合附图，对本申请实施例中的技术方案进行描述。
应理解，本申请实施例的技术方案可以应用于各种通信系统，例如：长期演进(Long Term Evolution，LTE)系统、LTE频分双工(frequency division duplex，FDD)系统、LTE时分双工(time division duplex，TDD)、第4.5(4.5th generation，4.5G)代网络、第五代(5th generation，5G)网络、NR等。
本申请实施例所涉及到的终端设备可以是手机(mobile phone)、平板电脑(Pad)、带无线收发功能的电脑、虚拟现实(virtual reality，VR)终端设备、增强现实(augmented reality，AR)终端设备、工业控制(industrial control)中的无线终端、无人驾驶(self driving)中的无线终端、远程手术(remote medical surgery)中的无线终端、智能电网(smart grid)中的无线终端、运输安全(transportation safety)中的无线终端、智慧城市(smart city)中的无线终端、智慧家庭(smart home)中的无线终端等等。
本申请实施例所涉及到的网络设备是一种部署在无线接入网中用以为终端设备提供无线通信功能的装置。所述网络设备可以为基站，所述基站可以包括各种形式的宏基站，微基站，中继站，接入点等。在采用不同的无线接入技术的系统中，具有基站功能的设备的名称可能会有所不同。例如在LTE网络中，称为演进的节点B(evolved NodeB，eNB或eNodeB)，在第三代(3rd Generation，3G)网络中，称为节点B(Node B)等等。
网络设备和终端设备可以部署在陆地上，包括室内或室外、手持或车载；也可以部署在水面上；还可以部署在空中的飞机、气球和卫星上。本申请的实施例对基站和终端设备的应用场景不做限定。
图1示出了根据本申请实施例的用于数据传输的方法100的示意性流程图，该方法100可以由发送端设备执行，具体地，该发送端设备可以为网络设备，也可以为终端设备，例如，当该发送端设备为网络设备时，该接收端设备可以为终端设备，当该发送端设备为终端设备时，该接收端设备可以为网络设备，或者也可以为其它终端设备，本申请实施例并不限于此。
如图1所示，该方法100包括：S110，将第一MAC CE和第二MAC CE封装到第一TB，且将第三MAC CE和第四MAC CE封装到第二TB，该第一MAC CE与该第三MAC CE为相同的MAC CE，该第二MAC CE用于指示与该第一MAC CE相同的MAC CE，该第四MAC CE用于指示与该第三MAC CE相同的MAC CE；S120，通过第一载波向接收端设备发送该第一 TB，且通过第二载波向该接收端设备发送该第二TB。
在本申请实施例中，发送端设备可以对任意MAC CE进行复制(duplication)，获得多个相同的MAC CE，这里以该多个相同的MAC CE中包括的任意两个相同的MAC CE为例进行说明，该任意两个MAC CE分别为第一MAC CE与第三MAC CE为。其中，该多个相同的MAC CE对应相同的LCID。
在本申请实施例中，将该第一MAC CE与第三MAC CE分别封装在不同的TB中，并且该不同的TB映射不同载波。具体地，可以将第一MAC CE封装在第一TB中，该第一TB映射到第一载波，即发送端设备通过该第一载波向接收端设备发送该第一TB；还可以将第三MAC CE封装在第二TB中，该第二TB映射到第二载波，即发送端设备通过该第二载波向接收端设备发送该第二TB。
可选地，该第一TB中还可以包括，通过该第二MAC CE指示是否存在复制的MAC CE，即该第二MAC CE用于指示是否存在与第一TB中的第一MAC CE相同的至少一个MAC CE，该至少一个MAC CE不包括该第一MAC CE；同样的，该第二TB中还包括第四MAC CE，通过该第四MAC CE也可以指示是否存在复制的MAC CE，即该第四MAC CE用于指示是否存在与第二TB中的第三MAC CE相同的至少一个MAC CE，该至少一个MAC CE中不包括第三MAC CE。
应理解，该第二MAC CE与第四MAC CE可以为现有的任意一种MAC CE，例如可以在现有任意一种MAC CE中添加指示字段，通过该指示字段指示是否存在复制的MAC CE并确定该复制的MAC CE。或者，该第二MAC CE与第四MAC CE也可以为一种新的MAC CE，并为该新的MAC CE定义新的LCID，通过该新的LCID指示该新的MAC CE。
下面以该第二MAC CE与第四MAC CE为一种新的MAC CE为例进行说明。
可选地，作为一个实施例，图2示出了根据本申请实施例的第二MAC CE或第四MAC CE的示意图。该图2所示的MAC CE可以为第二MAC CE，也可以为第四MAC CE，该MAC CE可以包括LCID字段以及载波索引(serving cell index)字段，另外，还可以包括填充比特字段。
具体地，如图2所示的MAC CE可以为第二MAC CE，该第二MAC CE 可以包括第二LCID字段和第二载波索引字段，该第二LCID字段为如图2所示的LCID字段，该第二载波索引字段为如图2所示的载波索引字段。其中，该第二LCID字段包括与第一MAC CE对应的LCID，也就是与第一MAC CE相同的至少一个MAC CE对应的LCID，以便于接收端设备根据该第一TB中的该第二MAC CE的该第二LCID字段，确定第一MAC CE以及与该第一MAC CE相同的至少一个MAC CE；该第二载波索引字段包括与第一MAC CE相同的至少一个MAC CE中每个MAC CE对应的载波的索引，以便于接收端设备根据该第一TB中的该第二MAC CE的该第二载波索引字段，确定与该第一MAC CE相同的至少一个MAC CE所在的载波。
类似的，如图2所示的MAC CE为第四MAC CE时，该第四MAC CE可以包括第四LCID字段和第四载波索引字段，该第四LCID字段为如图2所示的LCID字段，该第四载波索引字段为如图2所示的载波索引字段。其中，该第四LCID字段包括与第三MAC CE对应的LCID，也就是与第三MAC CE相同的至少一个MAC CE对应的LCID，以便于接收端设备根据该第二TB中的该第四MAC CE的该第四LCID字段，确定第三MAC CE以及与该第三MAC CE相同的至少一个MAC CE；该第四载波索引字段包括与第三MAC CE相同的至少一个MAC CE中每个MAC CE对应的载波的索引，以便于接收端设备根据该第二TB中的该第四MAC CE的该第四载波索引字段，确定与该第三MAC CE相同的至少一个MAC CE所在的载波。
例如，以将第一MAC CE进行一次复制获得第三MAC CE为例，第一MAC CE与第二MAC CE封装在第一TB中，并通过第一载波传输；第三MAC CE和第四MAC CE封装在第二TB中，并通过第二载波传输。具体地，该第一TB中的第二MAC CE的第二LCID字段包括与第一MAC CE和第三MAC CE对应的LCID，该第二MAC CE的第二载波索引字段包括与第一MAC CE相同的第三MAC CE所在的载波的索引，即包括第二载波的索引。该第二TB中的第四MAC CE的第四LCID字段包括与第一MAC CE和第三MAC CE对应的LCID，该第四MAC CE的第四载波索引字段包括与第三MAC CE相同的第一MAC CE所在的载波的索引，即包括第一载波的索引。
可选的，第二MAC CE与第四MAC CE中各个字段的长度可以任意设置，例如，如图2所示，该第二MAC CE中的第二LCID字段或者第四MAC CE中的第四LCID字段的长度可以为6bit；该第二MAC CE中的第二载波 索引字段或者第四MAC CE中的第四载波索引字段的长度可以为3bit；另外，还可以通过padding进行填充，但本申请实施例并不限于此。
可选地，作为一个实施例，图3示出了根据本申请实施例的第二MAC CE或第四MAC CE的另一示意图。该图3所示的MAC CE可以为第二MAC CE，也可以为第四MAC CE，该MAC CE可以包括LCID字段、复制个数(duplication number)字段以及载波索引(serving cell index)字段，另外，还可以包括填充比特字段。
具体地，如图3所示的MAC CE可以为第二MAC CE，该第二MAC CE可以包括第二LCID字段、第二复制个数字段和第二载波索引字段，该第二LCID字段为如图3所示的LCID字段，该复制个数字段为如图3所示的复制个数字段，该第二载波索引字段为如图3所示的载波索引字段。其中，该第二LCID字段包括与第一MAC CE对应的LCID，也就是与第一MAC CE相同的至少一个MAC CE对应的LCID，以便于接收端设备根据该第一TB中的该第二MAC CE的该第二LCID字段，确定第一MAC CE以及与该第一MAC CE相同的至少一个MAC CE；该第二复制个数字段用于指示与第一MAC CE相同的至少一个MAC CE的个数，例如，将第一MAC CE进行复制，一共获得与第一MAC CE相同的4个MAC CE，该4个MAC CE不包括第一MAC CE，则该第二复制个数字段可以用于指示个数为4，以便于接收端设备根据该第二复制个数字段，确定与该第一TB中的第一MAC CE相同的MAC CE有4个；该第二载波索引字段包括与第一MAC CE相同的至少一个MAC CE中每个MAC CE对应的载波的索引，例如通过第二复制个数字段指示个数为4，则该第二载波索引字段包括该4个MAC CE所在的载波的索引，以便于接收端设备根据该第一TB中的该第二MAC CE的该第二载波索引字段，确定与该第一MAC CE相同的至少一个MAC CE中每个MAC CE所在的载波，其中，由于第三MAC CE为与第一MAC CE相同的至少一个MAC CE中的一个，则该第二MAC CE中的第二载波索引字段中的索引包括第三MAC CE对应的载波的索引，即包括第二载波的索引。
类似的，如图3所示的MAC CE为第四MAC CE时，该第四MAC CE可以包括第四LCID字段、第四复制个数字段和第四载波索引字段，该第四LCID字段为如图3所示的LCID字段，该第四复制个数字段为如图3所示的复制个数字段，该第四载波索引字段为如图3所示的载波索引字段。其中， 该第四LCID字段包括与第三MAC CE对应的LCID，也就是与第三MAC CE相同的至少一个MAC CE对应的LCID，以便于接收端设备根据该第二TB中的该第四MAC CE的该第四LCID字段，确定第三MAC CE以及与该第三MAC CE相同的至少一个MAC CE；该第四复制个数字段用于指示与第三MAC CE相同的至少一个MAC CE的个数，例如，上述将第一MAC CE进行复制，一共获得与第一MAC CE相同的4个MAC CE，该4个MAC CE包括第三MAC CE，则对于该第三MAC CE，同样存在4个MAC CE与该第三MAC CE相同，并且该4个MAC CE包括第一MAC CE而不包括第三MAC CE，则该第四复制个数字段可以用于指示个数为4，以便于接收端设备根据该第四复制个数字段，确定与该第二TB中的第三MAC CE相同的MAC CE有4个；该第四载波索引字段包括与第三MAC CE相同的至少一个MAC CE中每个MAC CE对应的载波的索引，例如根据第四复制个数字段指示有4个MAC CE与第三MAC CE相同，则该第四载波索引字段包括该4个MAC CE中每个MAC CE对于的载波的索引，以便于接收端设备根据该第二TB中的该第四MAC CE的该第四载波索引字段，确定与该第三MAC CE相同的至少一个MAC CE所在的载波，其中，由于第一MAC CE为与第三MAC CE相同的至少一个MAC CE中的一个，则该第四MAC CE中的第四载波索引字段中的索引包括第一MAC CE对应的载波的索引，即包括第一载波的索引。
例如，以将第一MAC CE进行一次复制获得第三MAC CE为例，第一MAC CE与第二MAC CE封装在第一TB中，并通过第一载波传输；第三MAC CE和第四MAC CE封装在第二TB中，并通过第二载波传输。具体地，该第一TB中的第二MAC CE的第二LCID字段包括与第一MAC CE和第三MAC CE对应的LCID，该第二MAC CE的第二复制个数字段指示个数为1，即与第一MAC CE相同的MAC CE仅包括一个，该第二MAC CE的第二载波索引字段包括与第一MAC CE相同的第三MAC CE所在的载波的索引，即包括第二载波的索引。该第二TB中的第四MAC CE的第四LCID字段包括与第一MAC CE和第三MAC CE对应的LCID，该第四复制个数字段指示个数为1，即与第三MAC CE相同的MAC CE仅包括一个，该第四MAC CE的第四载波索引字段包括与第三MAC CE相同的第一MAC CE所在的载波的索引，即包括第一载波的索引。
再例如，以将第一MAC CE进行多次复制，共获得包括该第一MAC CE在内的5个MAC CE为例进行说明，该5个MAC CE中的任意两个MAC CE分别为第一MAC CE和第三MAC CE，第一MAC CE与第二MAC CE封装在第一TB中，并通过第一载波传输；第三MAC CE和第四MAC CE封装在第二TB中，并通过第二载波传输。具体地，该第一TB中的第二MAC CE的第二LCID字段包括与第一MAC CE以及与该第一MAC CE相同的其它MAC CE均对应的LCID；该第二MAC CE的第二复制个数字段指示个数为4，即与第一MAC CE相同的MAC CE共包括4个；该第二MAC CE的第二载波索引字段包括与第一MAC CE相同的其它4个MAC CE中每个MAC CE所在的载波的索引，其中包括与第一MAC CE相同的第三MAC CE对应的第二载波的索引。该第二TB中的第四MAC CE的第四LCID字段包括与第三MAC CE以及与该第三MAC CE相同的其它MAC CE均对应的LCID，该第四复制个数字段指示个数为4，即与第三MAC CE相同的MAC CE共包括4个，该第四MAC CE的第四载波索引字段包括与第三MAC CE相同的4个MAC CE中每个MAC CE所在的载波的索引，其中包括与第三MAC CE相同的第一MAC CE对应的第一载波的索引。
可选的，第二MAC CE与第四MAC CE中各个字段的长度可以任意设置，例如，如图3所示，该第二MAC CE中的第二LCID字段或者第四MAC CE中的第四LCID字段的长度可以为6bit；该第二MAC CE中的第二复制个数字段或者第四MAC CE中的第四复制个数字段的长度可以为2bit或者3bit；该第二MAC CE中的第二载波索引字段或者第四MAC CE中的第四载波索引字段的长度与复制个数有关，其中，每个载波索引的长度可以为3bit；另外，还可以通过padding进行填充，但本申请实施例并不限于此。
可选地，作为一个实施例，图4示出了根据本申请实施例的第二MAC CE或第四MAC CE的再一示意图。以将任意MAC CE复制一次，共获得两个相同的MAC CE为例，该两个相同的MAC CE分别为第一MAC CE和第三MAC CE，对应的可以通过如图4所示的第二MAC CE或第四MAC CE进行指示。如图4所示的MAC CE包括LCID字段和指示(flag)字段，另外，还可以包括预留比特位R。
具体地，接收端设备与发送端设备可以通过RRC半静态配置用于传输相同MAC CE的载波。例如，接收端设备可以向发送端设备发送RRC消息， 该RRC消息用于指示发送端设备通过第一载波和第二载波传输两个相同的MAC CE，例如，可以通过第一载波传输第一MAC CE，通过第二载波传输第三MAC CE。
例如，以发送端设备为终端设备，接收端设备为网络设备为例。网络设备可以通过RRC消息为终端设备配置载波，即网络设备向终端设备发送RRC消息，该RRC消息用于指示终端设备通过第一载波和第二载波发送相同的MAC CE，则终端设备根据该RRC消息，对于两个相同的MAC CE，即第一MAC CE与第三MAC CE，可以通过第一载波传输该第一MAC CE，通过第二载波传输该第三MAC CE。
由于发送端设备与接收端设备可以通过RRC消息配置传输相同MAC CE的载波，例如，通过第一波传输该第一MAC CE，通过第二载波传输该第三MAC CE，则对应的第二MAC CE与第四MAC CE可以为如图4所示。
具体地，如图4所示的MAC CE可以为第二MAC CE，该第二MAC CE可以包括第二LCID字段和第二指示字段，该第二LCID字段可以为如图4所示的LCID字段，该第二指示字段可以为如图4所示的flag字段。其中，该第二LCID字段包括与第一MAC CE对应的LCID，也就是与第一MAC CE相同的至少一个MAC CE对应的LCID，即第一MAC CE与第三MAC CE对应的LCID，以便于接收端设备根据该第一TB中的该第二MAC CE的该第二LCID字段，确定第一MAC CE以及第三MAC CE；该第二指示字段用于指示是否存在与第一MAC CE相同的MAC CE，例如flag设置为1表示存在，否则表示不存在，以便于接收端设备根据该第一TB中的该第二MAC CE的该第二指示字段，确定存在与该第一载波的第一TB中的该第一MAC CE相同的至少一个MAC CE，并根据RRC消息，确定与该第一MAC CE相同的MAC CE所在的载波，例如根据RRC消息可以确定与第一MAC CE相同的第三MAC CE对应第二载波。
类似地，如图4所示的MAC CE海可以为第四MAC CE，该第四MAC CE可以包括第四LCID字段和第四指示字段，该第四LCID字段可以为如图4所示的LCID字段，该第四指示字段可以为如图4所示的flag字段。其中，该第四LCID字段包括与第三MAC CE对应的LCID，也就是与第三MAC CE相同的至少一个MAC CE对应的LCID，即第一MAC CE与第三MAC CE对应的LCID，以便于接收端设备根据该第二TB中的该第四MAC CE的该 第四LCID字段，确定第一MAC CE以及第三MAC CE；该第四指示字段用于指示是否存在与第三MAC CE相同的MAC CE，例如flag设置为1表示存在，否则表示不存在，以便于接收端设备根据该第二TB中的该第四MAC CE的该第四指示字段，确定存在与该第二载波的第二TB中的该第三MAC CE相同的至少一个MAC CE，并根据RRC消息，确定与该第三MAC CE相同的MAC CE所在的载波，例如根据RRC消息可以确定与第三MAC CE相同的第一MAC CE对应第一载波。
应理解，第二MAC CE与第四MAC CE中各个字段的长度可以任意设置，例如，该第二MAC CE中的第二LCID字段或者第四MAC CE中的第四LCID字段的长度可以为6bit；该第二MAC CE中的第二指示字段或者第四MAC CE中的第四指示字段的长度可以为1bit或者2bit，若该长度为1bit，则该第二MAC CE与第四MAC CE中还可以包括1bit的预留比特位，但本申请实施例并不限于此。
在本申请实施例中，发送端设备通过第一载波发送包括第一MAC CE和第二MAC CE的第一TB，通过第二载波发送包括第三MAC CE和第四MAC CE的第二TB，以便于接收端设备可以接收第一载波和第二载波，并根据第二MAC CE和第四MAC CE，确定多个相同的MAC CE，该多个相同的MAC CE包括第一MAC CE和第三MAC CE，接收端设备可以选择该多个相同的MAC CE中的一个MAC CE保存并应用。
因此，本申请实施例的用于数据传输的方法，将第一MAC CE和第二MAC CE封装在第一TB中并通过第一载波传输，将第三MAC CE和第四MAC CE封装在第二TB中并通过第二载波传输，其中，第一MAC CE和第三MAC CE为相同的MAC CE，第二MAC CE用于指示存在与第一MAC CE相同的MAC CE，第四MAC CE用于指示存在与第三MAC CE相同的MAC CE，从而实现将复制的MAC CE通过不同的载波发送，提高MAC CE传输的可靠性，并且通过其他MAC CE，可以辅助接收端设备接收并识别该复制传输的MAC CE，使得接收端设备只执行一次MAC CE指示的操作行为，可以避免错误操作。
上文中结合图1至图4，从发送端设备的角度详细描述了根据本申请实施例的用于数据传输的方法，下面将结合图5，从接收端设备的角度描述根据本申请实施例的用于数据传输的方法。
图5示出了根据本申请实施例的用于数据传输的方法200的示意性流程图，该方法200可以由接收端设备执行。如图5所示，该方法200包括：S210，接收发送端设备通过第一载波发送的第一TB，以及通过第二载波发送的第二TB，该第一TB包括第一MAC CE和第二MAC CE，该第二TB包括第三MAC CE和第四MAC CE；S220，根据该第二MAC CE，确定与该第一MAC CE相同的至少一个MAC CE，与该第一MAC CE相同的至少一个MAC CE包括该第三MAC CE；S230，根据该第四MAC CE，确定与该第三MAC CE相同的至少一个MAC CE，与该第三MAC CE相同的至少一个MAC CE包括该第一MAC CE。
可选地，该第二MAC CE包括第二LCID字段和第二载波索引字段，该第四MAC CE包括第四LCID字段和第四载波索引字段，该根据该第二MAC CE，确定与该第一MAC CE相同的至少一个MAC CE，包括：根据该第二LCID字段，确定该第一MAC CE；根据该第二载波索引字段，确定与该第一MAC CE相同的至少一个MAC CE中每个MAC CE所在的载波；该根据该第四MAC CE，确定与该第三MAC CE相同的至少一个MAC CE，包括：根据该第四LCID字段，确定该第三MAC CE；根据该第四载波索引字段，确定与该第三MAC CE相同的至少一个MAC CE中每个MAC CE所在的载波。
可选地，该第二载波索引字段包括的索引为该第二载波的索引，该第四载波索引字段包括的索引为该第一载波的索引。
可选地，该第二MAC CE包括第二复制个数字段，该第四MAC CE包括第四复制个数字段，该根据该第二MAC CE，确定与该第一MAC CE相同的至少一个MAC CE，包括：根据该第二复制个数字段，确定与该第一MAC CE相同的至少一个MAC CE的个数，该根据该第四MAC CE，确定与该第三MAC CE相同的至少一个MAC CE，包括：根据该第四复制个数字段，确定与该第三MAC CE相同的至少一个MAC CE的个数。
可选地，该第二MAC CE包括第二LCID字段和第二指示字段，该第四MAC CE包括第四LCID字段和第四指示字段，该根据该第二MAC CE，确定与该第一MAC CE相同的至少一个MAC CE，包括：根据该第二LCID字段，确定该第一MAC CE；根据该第二指示字段，确定存在与该第一MAC CE相同的该第三MAC CE，该根据该第四MAC CE，确定与该第三MAC CE 相同的至少一个MAC CE，包括：根据该第四LCID字段，确定该第三MAC CE；根据该第四指示字段，确定存在与该第三MAC CE相同的该第一MAC CE。
可选地，在该接收发送端设备通过第一载波发送的第一TB，以及通过第二载波发送的第二TB之前，该方法200还包括：向该发送端设备发送RRC消息，该RRC消息用于指示该第一载波传输该第一MAC CE，以及该第二载波用于传输该第三MAC CE。
应理解，该方法200中的接收端设备可以对应方法100中的接收端设备，方法200中的发送端设备可以对应方法100中的发送端设备，在此不再赘述。
因此，本申请实施例的用于数据传输的方法，接收端设备接收第一载波中的第一TB和第二载波中的第二TB，该第一TB包括第一MAC CE和第二MAC CE，第二TB包括第三MAC CE和第四MAC CE，根据第二MAC CE可以确定与第一MAC CE相同的MAC CE，根据第四MAC CE可以确定与第三MAC CE相同的MAC CE，从而实现接收不同通过载波传输的复制的MAC CE，提高MAC CE传输的可靠性，并且通过其他MAC CE，可以辅助该接收端设备接收并识别该复制传输的MAC CE，并只执行一次MAC CE指示的操作行为，可以避免错误操作。
应理解，在本申请的各种实施例中，上述各过程的序号的大小并不意味着执行顺序的先后，各过程的执行顺序应以其功能和内在逻辑确定，而不应对本申请实施例的实施过程构成任何限定。
上文中结合图1至图5，详细描述了根据本申请实施例的用于数据传输的方法，下面将结合图6至图9，描述根据本申请实施例的发送端设备和接收端设备。
如图6所示，根据本申请实施例的发送端设备300包括：处理单元310和发送单元320，可选的，还可以包括接收单元330。
具体地，该处理单元310用于：将第一MAC CE和第二MAC CE封装到第一TB，且将第三MAC CE和第四MAC CE封装到第二TB，该第一MAC CE与该第三MAC CE为相同的MAC CE，该第二MAC CE用于指示与该第一MAC CE相同的MAC CE，该第四MAC CE用于指示与该第三MAC CE相同的MAC CE；该发送单元320用于：通过第一载波向接收端设备发送该第一TB，且通过第二载波向该接收端设备发送该第二TB。
可选地，该第二MAC CE包括第二LCID字段和第二载波索引字段，该第二LCID字段包括该第一MAC CE对应的LCID，该第二载波索引字段包括与该第一MAC CE相同的至少一个MAC CE中每个MAC CE所在的载波的索引。
可选地，该第四MAC CE包括第四LCID字段和第四载波索引字段，该第四LCID字段包括该第三MAC CE对应的LCID，该第四载波索引字段包括与该第三MAC CE相同的至少一个MAC CE中每个MAC CE所在的载波的索引。
可选地，该第二载波索引字段包括的索引为该第二载波的索引，该第四载波索引字段包括的索引为该第一载波的索引。
可选地，该第二MAC CE包括第二复制个数字段，该第二复制个数字段用于指示与该第一MAC CE相同的至少一个MAC CE的个数。
可选地，该第四MAC CE包括第四复制个数字段，该第四复制个数字段用于指示与该第三MAC CE相同的至少一个MAC CE的个数。
可选地，该第二MAC CE包括第二LCID字段和第二指示字段，该第二LCID字段包括该第一MAC CE对应的LCID，该第二指示字段用于指示存在与该第一MAC CE相同的该第三MAC CE。
可选地，该第四MAC CE包括第四LCID字段和第四指示字段，该第四LCID字段包括该第三MAC CE对应的LCID，该第四指示字段用于指示存在与该第三MAC CE相同的该第一MAC CE。
可选地，该接收单元330用于：在该发送单元320通过第一载波向接收端设备发送该第一TB，且通过第二载波向该接收端设备发送该第二TB之前，接收该接收端设备发送的RRC消息，该RRC消息用于指示该第一载波传输该第一MAC CE，以及该第二载波用于传输该第三MAC CE。
应理解，根据本申请实施例的发送端设备300可对应于执行本申请实施例中的方法100，并且发送端设备300中的各个单元的上述和其它操作和/或功能分别为了实现图1至图5中的各个方法中发送端设备的相应流程，为了简洁，在此不再赘述。
因此，本申请实施例的发送端设备，将第一MAC CE和第二MAC CE封装在第一TB中并通过第一载波传输，将第三MAC CE和第四MAC CE封装在第二TB中并通过第二载波传输，其中，第一MAC CE和第三MAC CE 为相同的MAC CE，第二MAC CE用于指示存在与第一MAC CE相同的MAC CE，第四MAC CE用于指示存在与第三MAC CE相同的MAC CE，从而实现将复制的MAC CE通过不同的载波发送，提高MAC CE传输的可靠性，并且通过其他MAC CE，可以辅助接收端设备接收并识别该复制传输的MAC CE，使得接收端设备只执行一次MAC CE指示的操作行为，可以避免错误操作。
如图7所示，根据本申请实施例的接收端设备400包括：接收单元410和确定单元420，可选地，还可以包括发送单元430。
具体地，该接收单元410用于：接收发送端设备通过第一载波发送的第一TB，以及通过第二载波发送的第二TB，该第一TB包括第一MAC CE和第二MAC CE，该第二TB包括第三MAC CE和第四MAC CE；该确定单元420用于：根据该第二MAC CE，确定与该第一MAC CE相同的至少一个MAC CE，与该第一MAC CE相同的至少一个MAC CE包括该第三MAC CE；该确定单元420还用于：根据该第四MAC CE，确定与该第三MAC CE相同的至少一个MAC CE，与该第三MAC CE相同的至少一个MAC CE包括该第一MAC CE。
可选地，该第二MAC CE包括第二LCID字段和第二载波索引字段，该第四MAC CE包括第四LCID字段和第四载波索引字段，该确定单元420具体用于：根据该第二LCID字段，确定该第一MAC CE；根据该第二载波索引字段，确定与该第一MAC CE相同的至少一个MAC CE中每个MAC CE所在的载波；根据该第四LCID字段，确定该第三MAC CE；根据该第四载波索引字段，确定与该第三MAC CE相同的至少一个MAC CE中每个MAC CE所在的载波。
可选地，该第二载波索引字段包括的索引为该第二载波的索引，该第四载波索引字段包括的索引为该第一载波的索引。
可选地，该第二MAC CE包括第二复制个数字段，该第四MAC CE包括第四复制个数字段，该确定单元420具体用于：根据该第二复制个数字段，确定与该第一MAC CE相同的至少一个MAC CE的个数；根据该第四复制个数字段，确定与该第三MAC CE相同的至少一个MAC CE的个数。
可选地，该第二MAC CE包括第二LCID字段和第二指示字段，该第四MAC CE包括第四LCID字段和第四指示字段，该确定单元420具体用于： 根据该第二LCID字段，确定该第一MAC CE；根据该第二指示字段，确定存在与该第一MAC CE相同的该第三MAC CE，根据该第四LCID字段，确定该第三MAC CE；根据该第四指示字段，确定存在与该第三MAC CE相同的该第一MAC CE。
可选地，该发送单元430用于：在该接收单元410接收发送端设备通过第一载波发送的第一TB，以及通过第二载波发送的第二TB之前，向该发送端设备发送RRC消息，该RRC消息用于指示该第一载波传输该第一MAC CE，以及该第二载波用于传输该第三MAC CE。
应理解，根据本申请实施例的接收端设备400可对应于执行本申请实施例中的方法200，并且接收端设备400中的各个单元的上述和其它操作和/或功能分别为了实现图1至图5中的各个方法中接收端设备的相应流程，为了简洁，在此不再赘述。
因此，本申请实施例的接收端设备，接收第一载波中的第一TB和第二载波中的第二TB，该第一TB包括第一MAC CE和第二MAC CE，第二TB包括第三MAC CE和第四MAC CE，根据第二MAC CE可以确定与第一MAC CE相同的MAC CE，根据第四MAC CE可以确定与第三MAC CE相同的MAC CE，从而实现接收不同通过载波传输的复制的MAC CE，提高MAC CE传输的可靠性，并且通过其他MAC CE，可以辅助该接收端设备接收并识别该复制传输的MAC CE，并只执行一次MAC CE指示的操作行为，可以避免错误操作。
图8示出了根据本申请实施例的发送端设备500的示意性框图，如图8所示，该发送端设备500包括：处理器510和收发器520，处理器510和收发器520相连，可选地，该发送端设备500还包括存储器530，存储器530与处理器510相连。其中，处理器510、存储器530和收发器520之间通过内部连接通路互相通信，传递控制和/或数据信号，该存储器530可以用于存储指令，该处理器510用于执行该存储器530存储的指令，以控制收发器520发送信息或信号，该处理器510用于：将第一MAC CE和第二MAC CE封装到第一TB，且将第三MAC CE和第四MAC CE封装到第二TB，该第一MAC CE与该第三MAC CE为相同的MAC CE，该第二MAC CE用于指示与该第一MAC CE相同的MAC CE，该第四MAC CE用于指示与该第三MAC CE相同的MAC CE；该收发器520用于：通过第一载波向接收端设备 发送该第一TB，且通过第二载波向该接收端设备发送该第二TB。
可选地，作为一个实施例，该第二MAC CE包括第二LCID字段和第二载波索引字段，该第二LCID字段包括该第一MAC CE对应的LCID，该第二载波索引字段包括与该第一MAC CE相同的至少一个MAC CE中每个MAC CE所在的载波的索引。
可选地，作为一个实施例，该第四MAC CE包括第四LCID字段和第四载波索引字段，该第四LCID字段包括该第三MAC CE对应的LCID，该第四载波索引字段包括与该第三MAC CE相同的至少一个MAC CE中每个MAC CE所在的载波的索引。
可选地，作为一个实施例，该第二载波索引字段包括的索引为该第二载波的索引，该第四载波索引字段包括的索引为该第一载波的索引。
可选地，作为一个实施例，该第二MAC CE包括第二复制个数字段，该第二复制个数字段用于指示与该第一MAC CE相同的至少一个MAC CE的个数。
可选地，作为一个实施例，该第四MAC CE包括第四复制个数字段，该第四复制个数字段用于指示与该第三MAC CE相同的至少一个MAC CE的个数。
可选地，作为一个实施例，该第二MAC CE包括第二LCID字段和第二指示字段，该第二LCID字段包括该第一MAC CE对应的LCID，该第二指示字段用于指示存在与该第一MAC CE相同的该第三MAC CE。
可选地，作为一个实施例，该第四MAC CE包括第四LCID字段和第四指示字段，该第四LCID字段包括该第三MAC CE对应的LCID，该第四指示字段用于指示存在与该第三MAC CE相同的该第一MAC CE。
可选地，作为一个实施例，该收发器520用于：在通过第一载波向接收端设备发送该第一TB，且通过第二载波向该接收端设备发送该第二TB之前，接收该接收端设备发送的RRC消息，该RRC消息用于指示该第一载波传输该第一MAC CE，以及该第二载波用于传输该第三MAC CE。
应理解，根据本申请实施例的发送端设备500可对应于本申请实施例中的发送端设备300，并可以对应于执行根据本申请实施例的方法100中的相应主体，并且发送端设备500中的各个单元的上述和其它操作和/或功能分别为了实现图1至图5中的各个方法中发送端设备的相应流程，为了简洁，在 此不再赘述。
因此，本申请实施例的发送端设备，将第一MAC CE和第二MAC CE封装在第一TB中并通过第一载波传输，将第三MAC CE和第四MAC CE封装在第二TB中并通过第二载波传输，其中，第一MAC CE和第三MAC CE为相同的MAC CE，第二MAC CE用于指示存在与第一MAC CE相同的MAC CE，第四MAC CE用于指示存在与第三MAC CE相同的MAC CE，从而实现将复制的MAC CE通过不同的载波发送，提高MAC CE传输的可靠性，并且通过其他MAC CE，可以辅助接收端设备接收并识别该复制传输的MAC CE，使得接收端设备只执行一次MAC CE指示的操作行为，可以避免错误操作。
图9示出了根据本申请实施例的接收端设备600的示意性框图，如图9所示，该接收端设备600包括：处理器610和收发器620，处理器610和收发器620相连，可选地，该接收端设备600还包括存储器630，存储器630与处理器610相连。其中，处理器610、存储器630和收发器620之间通过内部连接通路互相通信，传递控制和/或数据信号，该存储器630可以用于存储指令，该处理器610用于执行该存储器630存储的指令，以控制收发器620发送信息或信号，该收发器620用于：接收发送端设备通过第一载波发送的第一TB，以及通过第二载波发送的第二TB，该第一TB包括第一MAC CE和第二MAC CE，该第二TB包括第三MAC CE和第四MAC CE；该处理器610用于：根据该第二MAC CE，确定与该第一MAC CE相同的至少一个MAC CE，与该第一MAC CE相同的至少一个MAC CE包括该第三MAC CE；该处理器610还用于：根据该第四MAC CE，确定与该第三MAC CE相同的至少一个MAC CE，与该第三MAC CE相同的至少一个MAC CE包括该第一MAC CE。
可选地，该第二MAC CE包括第二LCID字段和第二载波索引字段，该第四MAC CE包括第四LCID字段和第四载波索引字段，该处理器610用于：根据该第二LCID字段，确定该第一MAC CE；根据该第二载波索引字段，确定与该第一MAC CE相同的至少一个MAC CE中每个MAC CE所在的载波；根据该第四LCID字段，确定该第三MAC CE；根据该第四载波索引字段，确定与该第三MAC CE相同的至少一个MAC CE中每个MAC CE所在的载波。
可选地，该第二载波索引字段包括的索引为该第二载波的索引，该第四载波索引字段包括的索引为该第一载波的索引。
可选地，该第二MAC CE包括第二复制个数字段，该第四MAC CE包括第四复制个数字段，该处理器610用于：根据该第二复制个数字段，确定与该第一MAC CE相同的至少一个MAC CE的个数；根据该第四复制个数字段，确定与该第三MAC CE相同的至少一个MAC CE的个数。
可选地，该第二MAC CE包括第二LCID字段和第二指示字段，该第四MAC CE包括第四LCID字段和第四指示字段，该处理器610用于：根据该第二LCID字段，确定该第一MAC CE；根据该第二指示字段，确定存在与该第一MAC CE相同的该第三MAC CE，根据该第四LCID字段，确定该第三MAC CE；根据该第四指示字段，确定存在与该第三MAC CE相同的该第一MAC CE。
可选地，该收发器620用于：在接收发送端设备通过第一载波发送的第一TB，以及通过第二载波发送的第二TB之前，向该发送端设备发送RRC消息，该RRC消息用于指示该第一载波传输该第一MAC CE，以及该第二载波用于传输该第三MAC CE。
应理解，根据本申请实施例的接收端设备600可对应于本申请实施例中的接收端设备400，并可以对应于执行根据本申请实施例的方法200中的相应主体，并且接收端设备600中的各个单元的上述和其它操作和/或功能分别为了实现图1至图5中的各个方法中接收端设备的相应流程，为了简洁，在此不再赘述。
因此，本申请实施例的接收端设备，接收第一载波中的第一TB和第二载波中的第二TB，该第一TB包括第一MAC CE和第二MAC CE，第二TB包括第三MAC CE和第四MAC CE，根据第二MAC CE可以确定与第一MAC CE相同的MAC CE，根据第四MAC CE可以确定与第三MAC CE相同的MAC CE，从而实现接收不同通过载波传输的复制的MAC CE，提高MAC CE传输的可靠性，并且通过其他MAC CE，可以辅助该接收端设备接收并识别该复制传输的MAC CE，并只执行一次MAC CE指示的操作行为，可以避免错误操作。
应注意，本申请上述方法实施例可以应用于处理器中，或者由处理器实现。处理器可能是一种集成电路芯片，具有信号的处理能力。在实现过程中， 上述方法实施例的各步骤可以通过处理器中的硬件的集成逻辑电路或者软件形式的指令完成。上述的处理器可以是通用处理器、数字信号处理器(digital signal processor，DSP)、专用集成电路(application specific integrated circuit，ASIC)、现成可编程门阵列(field programmable gate array，FPGA)或者其他可编程逻辑器件、分立门或者晶体管逻辑器件、分立硬件组件。可以实现或者执行本申请实施例中的公开的各方法、步骤及逻辑框图。通用处理器可以是微处理器或者该处理器也可以是任何常规的处理器等。结合本申请实施例所公开的方法的步骤可以直接体现为硬件译码处理器执行完成，或者用译码处理器中的硬件及软件模块组合执行完成。软件模块可以位于随机存储器，闪存、只读存储器，可编程只读存储器或者电可擦写可编程存储器、寄存器等本领域成熟的存储介质中。该存储介质位于存储器，处理器读取存储器中的信息，结合其硬件完成上述方法的步骤。
可以理解，本申请实施例中的存储器可以是易失性存储器或非易失性存储器，或可包括易失性和非易失性存储器两者。其中，非易失性存储器可以是只读存储器(read-only memory，ROM)、可编程只读存储器(programmable ROM，PROM)、可擦除可编程只读存储器(erasable PROM，EPROM)、电可擦除可编程只读存储器(electrically EPROM，EEPROM)或闪存。易失性存储器可以是随机存取存储器(random access memory，RAM)，其用作外部高速缓存。通过示例性但不是限制性说明，许多形式的RAM可用，例如静态随机存取存储器(static RAM，SRAM)、动态随机存取存储器(dynamic RAM，DRAM)、同步动态随机存取存储器(synchronous DRAM，SDRAM)、双倍数据速率同步动态随机存取存储器(double data rate SDRAM，DDR SDRAM)、增强型同步动态随机存取存储器(enhanced SDRAM，ESDRAM)、同步连接动态随机存取存储器(synchlink DRAM，SLDRAM)和直接内存总线随机存取存储器(direct rambus RAM，DR RAM)。应注意，本文描述的系统和方法的存储器旨在包括但不限于这些和任意其它适合类型的存储器。
本领域普通技术人员可以意识到，结合本文中所公开的实施例描述的各示例的单元及算法步骤，能够以电子硬件、或者计算机软件和电子硬件的结合来实现。这些功能究竟以硬件还是软件方式来执行，取决于技术方案的特定应用和设计约束条件。专业技术人员可以对每个特定的应用来使用不同方 法来实现所描述的功能，但是这种实现不应认为超出本申请的范围。
所属领域的技术人员可以清楚地了解到，为描述的方便和简洁，上述描述的系统、装置和单元的具体工作过程，可以参考前述方法实施例中的对应过程，在此不再赘述。
在本申请所提供的几个实施例中，应该理解到，所揭露的系统、装置和方法，可以通过其它的方式实现。例如，以上所描述的装置实施例仅仅是示意性的，例如，所述单元的划分，仅仅为一种逻辑功能划分，实际实现时可以有另外的划分方式，例如多个单元或组件可以结合或者可以集成到另一个系统，或一些特征可以忽略，或不执行。另一点，所显示或讨论的相互之间的耦合或直接耦合或通信连接可以是通过一些接口，装置或单元的间接耦合或通信连接，可以是电性，机械或其它的形式。
所述作为分离部件说明的单元可以是或者也可以不是物理上分开的，作为单元显示的部件可以是或者也可以不是物理单元，即可以位于一个地方，或者也可以分布到多个网络单元上。可以根据实际的需要选择其中的部分或者全部单元来实现本实施例方案的目的。
另外，在本申请各个实施例中的各功能单元可以集成在一个处理单元中，也可以是各个单元单独物理存在，也可以两个或两个以上单元集成在一个单元中。
所述功能如果以软件功能单元的形式实现并作为独立的产品销售或使用时，可以存储在一个计算机可读取存储介质中。基于这样的理解，本申请的技术方案本质上或者说对现有技术做出贡献的部分或者该技术方案的部分可以以软件产品的形式体现出来，该计算机软件产品存储在一个存储介质中，包括若干指令用以使得一台计算机设备(可以是个人计算机，服务器，或者网络设备等)执行本申请各个实施例所述方法的全部或部分步骤。而前述的存储介质包括：U盘、移动硬盘、只读存储器(read-only memory，ROM)、随机存取存储器(random access memory，RAM)、磁碟或者光盘等各种可以存储程序代码的介质。
以上所述，仅为本申请的具体实施方式，但本申请的保护范围并不局限于此，任何熟悉本技术领域的技术人员在本申请揭露的技术范围内，可轻易想到变化或替换，都应涵盖在本申请的保护范围之内。因此，本申请的保护范围应以所述权利要求的保护范围为准。

Claims (24)

  1. 一种用于数据传输的方法，其特征在于，包括：
    将第一介质访问控制MAC控制单元CE和第二MAC CE封装到第一传输块，且将第三MAC CE和第四MAC CE封装到第二传输块，所述第一MAC CE与所述第三MAC CE为相同的MAC CE，所述第二MAC CE用于指示与所述第一MAC CE相同的MAC CE，所述第四MAC CE用于指示与所述第三MAC CE相同的MAC CE；
    通过第一载波向接收端设备发送所述第一传输块，且通过第二载波向所述接收端设备发送所述第二传输块。
  2. 根据权利要求1所述的方法，其特征在于，所述第二MAC CE包括第二逻辑信道标识LCID字段和第二载波索引字段，所述第二LCID字段包括所述第一MAC CE对应的LCID，所述第二载波索引字段包括与所述第一MAC CE相同的至少一个MAC CE中每个MAC CE所在的载波的索引；
    所述第四MAC CE包括第四LCID字段和第四载波索引字段，所述第四LCID字段包括所述第三MAC CE对应的LCID，所述第四载波索引字段包括与所述第三MAC CE相同的至少一个MAC CE中每个MAC CE所在的载波的索引。
  3. 根据权利要求2所述的方法，其特征在于，所述第二载波索引字段包括的索引为所述第二载波的索引，所述第四载波索引字段包括的索引为所述第一载波的索引。
  4. 根据权利要求2或3所述的方法，其特征在于，所述第二MAC CE包括第二复制个数字段，所述第二复制个数字段用于指示与所述第一MAC CE相同的至少一个MAC CE的个数，
    所述第四MAC CE包括第四复制个数字段，所述第四复制个数字段用于指示与所述第三MAC CE相同的至少一个MAC CE的个数。
  5. 根据权利要求1所述的方法，其特征在于，所述第二MAC CE包括第二LCID字段和第二指示字段，所述第二LCID字段包括所述第一MAC CE对应的LCID，所述第二指示字段用于指示存在与所述第一MAC CE相同的所述第三MAC CE，
    所述第四MAC CE包括第四LCID字段和第四指示字段，所述第四LCID字段包括所述第三MAC CE对应的LCID，所述第四指示字段用于指示存在 与所述第三MAC CE相同的所述第一MAC CE。
  6. 根据权利要求5所述的方法，其特征在于，在所述通过第一载波向接收端设备发送所述第一传输块，且通过第二载波向所述接收端设备发送所述第二传输块之前，所述方法还包括：
    接收所述接收端设备发送的无线资源控制RRC消息，所述RRC消息用于指示所述第一载波传输所述第一MAC CE，以及所述第二载波用于传输所述第三MAC CE。
  7. 一种用于数据传输的方法，其特征在于，包括：
    接收发送端设备通过第一载波发送的第一传输块，以及通过第二载波发送的第二传输块，所述第一传输块包括第一介质访问控制MAC控制单元CE和第二MAC CE，所述第二传输块包括第三MAC CE和第四MAC CE；
    根据所述第二MAC CE，确定与所述第一MAC CE相同的至少一个MAC CE，与所述第一MAC CE相同的至少一个MAC CE包括所述第三MAC CE；
    根据所述第四MAC CE，确定与所述第三MAC CE相同的至少一个MAC CE，与所述第三MAC CE相同的至少一个MAC CE包括所述第一MAC CE。
  8. 根据权利要求7所述的方法，其特征在于，所述第二MAC CE包括第二逻辑信道标识LCID字段和第二载波索引字段，所述第四MAC CE包括第四LCID字段和第四载波索引字段，
    所述根据所述第二MAC CE，确定与所述第一MAC CE相同的至少一个MAC CE，包括：
    根据所述第二LCID字段，确定所述第一MAC CE；
    根据所述第二载波索引字段，确定与所述第一MAC CE相同的至少一个MAC CE中每个MAC CE所在的载波；
    所述根据所述第四MAC CE，确定与所述第三MAC CE相同的至少一个MAC CE，包括：
    根据所述第四LCID字段，确定所述第三MAC CE；
    根据所述第四载波索引字段，确定与所述第三MAC CE相同的至少一个MAC CE中每个MAC CE所在的载波。
  9. 根据权利要求8所述的方法，其特征在于，所述第二载波索引字段 包括的索引为所述第二载波的索引，所述第四载波索引字段包括的索引为所述第一载波的索引。
  10. 根据权利要求8或9所述的方法，其特征在于，所述第二MAC CE包括第二复制个数字段，所述第四MAC CE包括第四复制个数字段，
    所述根据所述第二MAC CE，确定与所述第一MAC CE相同的至少一个MAC CE，包括：
    根据所述第二复制个数字段，确定与所述第一MAC CE相同的至少一个MAC CE的个数；
    所述根据所述第四MAC CE，确定与所述第三MAC CE相同的至少一个MAC CE，包括：
    根据所述第四复制个数字段，确定与所述第三MAC CE相同的至少一个MAC CE的个数。
  11. 根据权利要求7所述的方法，其特征在于，所述第二MAC CE包括第二LCID字段和第二指示字段，所述第四MAC CE包括第四LCID字段和第四指示字段，
    所述根据所述第二MAC CE，确定与所述第一MAC CE相同的至少一个MAC CE，包括：
    根据所述第二LCID字段，确定所述第一MAC CE；
    根据所述第二指示字段，确定存在与所述第一MAC CE相同的所述第三MAC CE；
    所述根据所述第四MAC CE，确定与所述第三MAC CE相同的至少一个MAC CE，包括：
    根据所述第四LCID字段，确定所述第三MAC CE；
    根据所述第四指示字段，确定存在与所述第三MAC CE相同的所述第一MAC CE。
  12. 根据权利要求11所述的方法，其特征在于，在所述接收发送端设备通过第一载波发送的第一传输块，以及通过第二载波发送的第二传输块之前，所述方法还包括：
    向所述发送端设备发送无线资源控制RRC消息，所述RRC消息用于指示所述第一载波传输所述第一MAC CE，以及所述第二载波用于传输所述第三MAC CE。
  13. 一种发送端设备，其特征在于，包括：
    处理单元，用于将第一介质访问控制MAC控制单元CE和第二MAC CE封装到第一传输块，且将第三MAC CE和第四MAC CE封装到第二传输块，所述第一MAC CE与所述第三MAC CE为相同的MAC CE，所述第二MAC CE用于指示与所述第一MAC CE相同的MAC CE，所述第四MAC CE用于指示与所述第三MAC CE相同的MAC CE；
    发送单元，用于通过第一载波向接收端设备发送所述第一传输块，且通过第二载波向所述接收端设备发送所述第二传输块。
  14. 根据权利要求13所述的发送端设备，其特征在于，所述第二MAC CE包括第二逻辑信道标识LCID字段和第二载波索引字段，所述第二LCID字段包括所述第一MAC CE对应的LCID，所述第二载波索引字段包括与所述第一MAC CE相同的至少一个MAC CE中每个MAC CE所在的载波的索引；
    所述第四MAC CE包括第四LCID字段和第四载波索引字段，所述第四LCID字段包括所述第三MAC CE对应的LCID，所述第四载波索引字段包括与所述第三MAC CE相同的至少一个MAC CE中每个MAC CE所在的载波的索引。
  15. 根据权利要求14所述的发送端设备，其特征在于，所述第二载波索引字段包括的索引为所述第二载波的索引，所述第四载波索引字段包括的索引为所述第一载波的索引。
  16. 根据权利要求14或15所述的发送端设备，其特征在于，所述第二MAC CE包括第二复制个数字段，所述第二复制个数字段用于指示与所述第一MAC CE相同的至少一个MAC CE的个数，
    所述第四MAC CE包括第四复制个数字段，所述第四复制个数字段用于指示与所述第三MAC CE相同的至少一个MAC CE的个数。
  17. 根据权利要求13所述的发送端设备，其特征在于，所述第二MAC CE包括第二LCID字段和第二指示字段，所述第二LCID字段包括所述第一MAC CE对应的LCID，所述第二指示字段用于指示存在与所述第一MAC CE相同的所述第三MAC CE，
    所述第四MAC CE包括第四LCID字段和第四指示字段，所述第四LCID字段包括所述第三MAC CE对应的LCID，所述第四指示字段用于指示存在 与所述第三MAC CE相同的所述第一MAC CE。
  18. 根据权利要求17所述的发送端设备，其特征在于，所述发送端设备还包括：
    接收单元，用于在所述发送单元通过第一载波向接收端设备发送所述第一传输块，且通过第二载波向所述接收端设备发送所述第二传输块之前，接收所述接收端设备发送的无线资源控制RRC消息，所述RRC消息用于指示所述第一载波传输所述第一MAC CE，以及所述第二载波用于传输所述第三MAC CE。
  19. 一种接收端设备，其特征在于，包括：
    接收单元，用于接收发送端设备通过第一载波发送的第一传输块，以及通过第二载波发送的第二传输块，所述第一传输块包括第一介质访问控制MAC控制单元CE和第二MAC CE，所述第二传输块包括第三MAC CE和第四MAC CE；
    确定单元，用于根据所述第二MAC CE，确定与所述第一MAC CE相同的至少一个MAC CE，与所述第一MAC CE相同的至少一个MAC CE包括所述第三MAC CE；
    所述确定单元还用于：根据所述第四MAC CE，确定与所述第三MAC CE相同的至少一个MAC CE，与所述第三MAC CE相同的至少一个MAC CE包括所述第一MAC CE。
  20. 根据权利要求19所述的接收端设备，其特征在于，所述第二MAC CE包括第二逻辑信道标识LCID字段和第二载波索引字段，所述第四MAC CE包括第四LCID字段和第四载波索引字段，
    所述确定单元具体用于：
    根据所述第二LCID字段，确定所述第一MAC CE；
    根据所述第二载波索引字段，确定与所述第一MAC CE相同的至少一个MAC CE中每个MAC CE所在的载波；
    根据所述第四LCID字段，确定所述第三MAC CE；
    根据所述第四载波索引字段，确定与所述第三MAC CE相同的至少一个MAC CE中每个MAC CE所在的载波。
  21. 根据权利要求20所述的接收端设备，其特征在于，所述第二载波索引字段包括的索引为所述第二载波的索引，所述第四载波索引字段包括的 索引为所述第一载波的索引。
  22. 根据权利要求20或21所述的接收端设备，其特征在于，所述第二MAC CE包括第二复制个数字段，所述第四MAC CE包括第四复制个数字段，
    所述确定单元具体用于：
    根据所述第二复制个数字段，确定与所述第一MAC CE相同的至少一个MAC CE的个数；
    根据所述第四复制个数字段，确定与所述第三MAC CE相同的至少一个MAC CE的个数。
  23. 根据权利要求19所述的接收端设备，其特征在于，所述第二MAC CE包括第二LCID字段和第二指示字段，所述第四MAC CE包括第四LCID字段和第四指示字段，
    所述确定单元具体用于：
    根据所述第二LCID字段，确定所述第一MAC CE；
    根据所述第二指示字段，确定存在与所述第一MAC CE相同的所述第三MAC CE；
    根据所述第四LCID字段，确定所述第三MAC CE；
    根据所述第四指示字段，确定存在与所述第三MAC CE相同的所述第一MAC CE。
  24. 根据权利要求23所述的接收端设备，其特征在于，所述接收端设备还包括：
    发送单元，用于在所述接收单元接收发送端设备通过第一载波发送的第一传输块，以及通过第二载波发送的第二传输块之前，向所述发送端设备发送无线资源控制RRC消息，所述RRC消息用于指示所述第一载波传输所述第一MAC CE，以及所述第二载波用于传输所述第三MAC CE。
PCT/CN2017/098615 2017-08-23 2017-08-23 用于数据传输的方法、发送端设备和接收端设备 WO2019036930A1 (zh)

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SG11202000417UA SG11202000417UA (en) 2017-08-23 2017-08-23 Data transmission method, transmitting terminal device and receiving terminal device
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US16/632,162 US11025532B2 (en) 2017-08-23 2017-08-23 Data transmission method, transmitting terminal device and receiving terminal device
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