WO2019218367A1 - Procédé et dispositif de transmission d'informations - Google Patents

Procédé et dispositif de transmission d'informations Download PDF

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Publication number
WO2019218367A1
WO2019218367A1 PCT/CN2018/087563 CN2018087563W WO2019218367A1 WO 2019218367 A1 WO2019218367 A1 WO 2019218367A1 CN 2018087563 W CN2018087563 W CN 2018087563W WO 2019218367 A1 WO2019218367 A1 WO 2019218367A1
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WO
WIPO (PCT)
Prior art keywords
uci
transmission
specified
uplink data
uplink
Prior art date
Application number
PCT/CN2018/087563
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English (en)
Chinese (zh)
Inventor
赵群
Original Assignee
北京小米移动软件有限公司
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 北京小米移动软件有限公司 filed Critical 北京小米移动软件有限公司
Priority to PCT/CN2018/087563 priority Critical patent/WO2019218367A1/fr
Priority to CN201880000682.2A priority patent/CN108702265B/zh
Publication of WO2019218367A1 publication Critical patent/WO2019218367A1/fr

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    • 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
    • H04L1/1812—Hybrid protocols; Hybrid automatic repeat request [HARQ]
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00—Arrangements affording multiple use of the transmission path
    • H04L5/003—Arrangements for allocating sub-channels of the transmission path
    • H04L5/0053—Allocation of signaling, i.e. of overhead other than pilot signals
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W72/00—Local resource management
    • H04W72/20—Control channels or signalling for resource management
    • H04W72/21—Control channels or signalling for resource management in the uplink direction of a wireless link, i.e. towards the network

Definitions

  • the present disclosure relates to the field of communications technologies, and in particular, to an information transmission method and apparatus.
  • eMBB enhanced mobile broadband bandwidth
  • URLLC Ultra Reliable Low Latency Communication
  • the eMBB data transmission and the URLLC data transmission may use different transmission durations and scheduling periods due to the low latency and high reliability requirements of the URLLC data, and the eMBB data transmission requires the highest data rate and spectrum efficiency.
  • the scheduling conflict may occur. If the base station schedules the uplink data transmission of the URLLC to the time frequency originally scheduled for the eMBB data transmission. In the location of the resource, this will also cause the transmission of eMBB data to fail. In particular, when the UCI (Uplink Control Information) and the uplink eMBB data are multiplexed and transmitted, if the terminal stops the multiplex transmission due to the occupation of the URLLC transmission, the UCI transmission failure may occur, thereby reducing the reliability of the UCI transmission. Sex.
  • UCI Uplink Control Information
  • the embodiments of the present disclosure provide an information transmission method and apparatus.
  • the method is for a first terminal, the method comprising:
  • the multiplexed transmission of the first UCI and uplink data includes physical uplink shared channel PUSCH transmission of the first UCI and uplink data multiplexing.
  • the retransmission of the first UCI to the base station in the HARQ retransmission of the uplink data includes:
  • the first UCI satisfies a specified condition for triggering a re-multiplexed transmission, the first UCI is re-multiplexed and transmitted to the base station in the HARQ retransmission of the uplink data.
  • the specified condition includes that the multiplex transmission failure corresponding to the first UCI is caused by at least one specified failure reason for triggering the remultiplex transmission;
  • Determining that the first UCI meets a specified condition for triggering a remultiplex transmission includes:
  • the reason for the multiplex transmission failure corresponding to the first UCI is the specified failure reason, determining that the first UCI satisfies the specified condition.
  • the specified failure reason includes the multiplex transmission failure due to the uplink resource being occupied;
  • Determining the cause of the multiplex transmission failure corresponding to the first UCI including:
  • the uplink transmission scheduled by the discarded uplink scheduling grant includes the multiplexed transmission of the first UCI and the uplink data, determining that the multiplex transmission of the first UCI and the uplink data fails, and the multiplexing transmission
  • the reason for the failure is that the multiplex transmission fails due to the occupation of the uplink resources.
  • the specified failure reason includes the multiplex transmission failure due to the uplink resource being occupied;
  • Determining the cause of the multiplex transmission failure corresponding to the first UCI including:
  • the specifying condition includes receiving, by the base station, indication information for indicating that the re-multiplexed transmission is performed;
  • Determining that the first UCI meets a specified condition for triggering a remultiplex transmission includes:
  • the indication information is included in a third DCI used by the base station to schedule uplink data HARQ retransmission.
  • the indication information is included in a downlink radio resource control RRC configuration signaling of the base station.
  • the specifying condition includes that the first UCI includes a first specified information type for triggering a remultiplexed transmission
  • Determining that the first UCI meets a specified condition for triggering a remultiplex transmission includes:
  • the retransmission of the first UCI to the base station in the HARQ retransmission of the uplink data includes:
  • the information content corresponding to the first specified information type included in the first UCI is re-multiplexed and transmitted to the base station in the HARQ retransmission of the uplink data.
  • the specified condition includes that the actual number of transmissions is less than a specified number of transmissions for triggering the remultiplexed transmission;
  • Determining that the first UCI meets a specified condition for triggering a remultiplex transmission includes:
  • the retransmission of the first UCI to the base station in the HARQ retransmission of the uplink data includes:
  • the first UCI and the second UCI are combined according to the specified merge rule to obtain a third UCI;
  • the specified merge rule includes at least one sub-rule, and a specified correspondence relationship between the at least one sub-rule and a different second specified information type;
  • the method further includes:
  • the first UCI is not re-multiplexed and transmitted to the base station in the HARQ retransmission of the uplink data.
  • the device is for a terminal, and the device includes:
  • a determining module configured to determine that the multiplex transmission of the first uplink control information UCI and the uplink data fails
  • the multiplex transmission module is configured to re-multiplex the first UCI to the base station in a hybrid automatic repeat request HARQ retransmission of the uplink data.
  • the multiplexed transmission of the first UCI and uplink data includes physical uplink shared channel PUSCH transmission of the first UCI and uplink data multiplexing.
  • the multiplexing transmission module includes:
  • a first transmission submodule configured to retransmit the first UCI to a base station in a HARQ retransmission of the uplink data if the first UCI satisfies a specified condition for triggering a remultiplexed transmission .
  • the specified condition includes that the multiplex transmission failure corresponding to the first UCI is caused by at least one specified failure cause for triggering the re-multiplexed transmission; the multiplexing transmission module further includes:
  • a first determining submodule configured to determine a reason for the multiplex transmission failure corresponding to the first UCI
  • the first processing submodule is configured to determine that the first UCI satisfies the specified condition if the reason for the multiplex transmission failure corresponding to the first UCI is the specified failure reason.
  • the specified failure reason includes the multiplex transmission failure due to the uplink resource being occupied;
  • the first determining submodule includes:
  • the first receiving submodule is configured to receive, by the base station, a plurality of first downlink control information DCI for scheduling uplink data transmission;
  • Selecting a sub-module configured to: after determining that the time-frequency domain location specified by the uplink scheduling grant included in each of the first DCIs has a coincident portion, after selecting an uplink scheduling grant from each of the uplink scheduling grants, discarding Other uplink scheduling authorizations;
  • a second determining submodule configured to determine multiplexing of the first UCI and uplink data when the multiplexed transmission of the first UCI and uplink data is included in an uplink transmission scheduled by the abandoned uplink scheduling grant The transmission fails, and the reason for the multiplex transmission failure is that the multiplex transmission fails due to the occupation of the uplink resource.
  • the specified failure reason includes the multiplex transmission failure due to the uplink resource being occupied;
  • the first determining submodule includes:
  • the second receiving submodule is configured to receive the second DCI sent by the base station to occupy the uplink resource
  • a third determining submodule configured to determine, when the uplink resource that needs to be occupied in the second DCI includes the uplink resource used in the first UCI and uplink data multiplexing transmission, determine the first UCI and uplink The multiplex transmission of the data fails, and the multiplex transmission fails because the uplink resource is occupied and the multiplex transmission fails.
  • the specifying the condition includes: receiving the indication information that is sent by the base station to indicate that the re-multiplexed transmission is performed; the multiplexing transmission module further includes:
  • the third receiving submodule is configured to receive the indication information sent by the base station to indicate that the remultiplexed transmission is performed;
  • a second processing submodule configured to determine, according to the indication information, that the first UCI meets the specified condition.
  • the indication information is included in a third DCI used by the base station to schedule uplink data HARQ retransmission.
  • the indication information is included in a downlink radio resource control RRC configuration signaling of the base station.
  • the multiplexing transmission module further includes:
  • the third processing submodule is configured to determine that the first UCI satisfies the specified condition if the information content corresponding to the first specified information type is included in the first UCI.
  • the first transmission submodule includes:
  • the second transmission sub-module is configured to re-multiplex the information content corresponding to the first specified information type included in the first UCI to the base station in the HARQ retransmission of the uplink data.
  • the specified condition includes that the actual number of transmissions is less than a specified number of transmissions for triggering the re-multiplexed transmission; the multiplexing transmission module further includes:
  • a fourth determining submodule configured to determine an actual number of transmissions of the first UCI being remultiplexed
  • the fourth processing submodule is configured to determine that the first UCI satisfies the specified condition if the actual number of transmissions is less than the specified number of transmissions.
  • the multiplexing transmission module includes:
  • a first merging sub-module configured to: when the HARQ retransmission of the uplink data needs to be multiplexed with the second UCI, merge the first UCI and the second UCI according to a specified merging rule, to obtain Third UCI;
  • a third transmission submodule configured to retransmit the third UCI to the base station in the HARQ retransmission of the uplink data.
  • the specified merge rule includes at least one sub-rule, and a specified correspondence between the at least one sub-rule and a different second specified information type;
  • the first merge sub-module includes:
  • a fifth determining submodule configured to determine, from the first UCI, a first information content corresponding to the second specified information type
  • a sixth determining submodule configured to determine, from the second UCI, a second information content corresponding to the second specified information type
  • a seventh determining submodule configured to determine, according to the specified correspondence, a sub-rule corresponding to the second specified information type
  • a seventh determining submodule configured to determine a sub-rule corresponding to the second specified information type according to the specified correspondence relationship; and the processing module is configured to not be in the HARQ if the first UCI does not meet the specified condition
  • the first UCI is remultiplexed and transmitted to the base station in the retransmission.
  • the device further includes:
  • the processing module is configured to, if it is determined that the first UCI does not meet the specified condition, not retransmit the first UCI to the base station in the HARQ retransmission of the uplink data.
  • a non-transitory computer readable storage medium having stored thereon a computer program for performing the information transmission method provided by the above first aspect.
  • an information transmission apparatus the apparatus being used for a terminal, the apparatus comprising:
  • a memory for storing processor executable instructions
  • processor is configured to:
  • the terminal in the present disclosure may re-multiplex the first UCI to the base station in the HARQ retransmission of the uplink data, thereby implementing the HARQ weight in the uplink data.
  • the multiplexed transmission UCI also improves the reliability of UCI transmission.
  • FIG. 1 is a flowchart of an information transmission method according to an exemplary embodiment
  • FIG. 2 is an application scenario diagram of an information transmission method according to an exemplary embodiment
  • FIG. 3 is a flowchart of another information transmission method according to an exemplary embodiment
  • FIG. 4 is a flowchart of another information transmission method according to an exemplary embodiment
  • FIG. 5 is a flowchart of another information transmission method according to an exemplary embodiment
  • FIG. 6 is a flowchart of another information transmission method according to an exemplary embodiment
  • FIG. 7 is a flowchart of another information transmission method according to an exemplary embodiment
  • FIG. 8 is a flowchart of another information transmission method according to an exemplary embodiment
  • FIG. 9 is a flowchart of another information transmission method according to an exemplary embodiment.
  • FIG. 10 is a flowchart of another information transmission method according to an exemplary embodiment
  • FIG. 11 is a block diagram of an information transmission apparatus according to an exemplary embodiment
  • FIG. 12 is a block diagram of another information transmission apparatus according to an exemplary embodiment.
  • FIG. 13 is a block diagram of another information transmission apparatus according to an exemplary embodiment
  • FIG. 14 is a block diagram of another information transmission apparatus according to an exemplary embodiment.
  • FIG. 15 is a block diagram of another information transmission apparatus according to an exemplary embodiment.
  • FIG. 16 is a block diagram of another information transmission apparatus according to an exemplary embodiment.
  • FIG. 17 is a block diagram of another information transmission apparatus according to an exemplary embodiment.
  • FIG. 18 is a block diagram of another information transmission apparatus according to an exemplary embodiment.
  • FIG. 19 is a block diagram of another information transmission apparatus according to an exemplary embodiment.
  • FIG. 20 is a block diagram of another information transmission apparatus according to an exemplary embodiment
  • FIG. 21 is a block diagram of another information transmission apparatus according to an exemplary embodiment.
  • FIG. 22 is a block diagram of another information transmission apparatus according to an exemplary embodiment.
  • FIG. 23 is a schematic structural diagram of an information transmission apparatus according to an exemplary embodiment.
  • the terms first, second, third, etc. may be used in the present disclosure to describe various information, such information should not be limited to these terms. These terms are only used to distinguish the same type of information from each other.
  • the indication information may also be referred to as second information without departing from the scope of the present disclosure.
  • the second information may also be referred to as indication information.
  • the word "if” as used herein may be interpreted as "when” or “when” or "in response to a determination.”
  • FIG. 1 is a flowchart of an information transmission method according to an exemplary embodiment
  • FIG. 2 is an application scenario diagram of an information transmission method according to an exemplary embodiment
  • the information transmission method may be used for a terminal;
  • the information transmission method includes the following steps 110-120:
  • step 110 it is determined that the multiplex transmission of the first UCI and the uplink data fails.
  • the terminal independently selects the uplink resource used for the current UCI transmission.
  • the terminal may accept multiple downlink control information (Downlink Control Information) for scheduling uplink data transmission, and uplink scheduling authorization (UL) included in different DCIs. Grant)
  • Downlink Control Information Downlink Control Information
  • UL uplink scheduling authorization
  • Grant The specified time frequency position has a coincident part.
  • the terminal can only select one of the UL grants for transmission (for example, the uplink scheduling of the URLLC service), and discard the uplink transmissions scheduled by other UL grants (for example, the uplink scheduling of the eMBB service), and these are discarded.
  • the uplink transmission will be regarded as a transmission failure by the base station side. Meanwhile, when these abandoned uplink transmissions include multiplexed transmission of the first UCI and uplink data, the multiplex transmission of the corresponding first UCI and uplink data also fails.
  • the time-frequency resource of the uplink data transmission of the terminal 1 may be occupied by the uplink transmission of the terminal 2.
  • the terminal 1 receives the DCI that is sent by the base station side to notify the time-frequency resource and avoids using the occupied resources.
  • the affected uplink transmission includes the multiplexed transmission of the first UCI and the uplink data
  • the multiplex transmission of the corresponding first UCI and uplink data is also likely to fail.
  • the multiplexed transmission of the first UCI and the uplink data in the foregoing step 110 may be a PUSCH (Physical Uplink Shared CHannel) transmission of the first UCI and the uplink data multiplexing.
  • PUSCH Physical Uplink Shared CHannel
  • step 120 the first UCI is remultiplexed and transmitted to the base station in a HARQ (Hybrid Automatic Repeat reQuest) retransmission of uplink data.
  • HARQ Hybrid Automatic Repeat reQuest
  • the terminal may re-multiplex the first UCI to the base station in the HARQ retransmission of the uplink data, which may also reduce the normal operation of the base station after the first UCI transmission failure.
  • the adverse effects since the multiplex transmission of the first UCI and the uplink data fails, this may reduce the reliability of the UCI transmission.
  • the first UCI is very important for the normal operation of the system, for example, if the uplink HARQ indication of the downlink data is lost, unnecessary downlink data retransmission is caused. Therefore, in order not to reduce the reliability of the UCI transmission, the terminal may re-multiplex the first UCI to the base station in the HARQ retransmission of the uplink data, which may also reduce the normal operation of the base station after the first UCI transmission failure. The adverse effects.
  • the terminal determines that the multiplex transmission of the first UCI and the uplink data fails, the first UCI may be re-multiplexed and transmitted to the base station in the HARQ retransmission of the uplink data, thereby ensuring the reliability of the UCI transmission.
  • the first UCI may be re-multiplexed and transmitted to the base station in the HARQ retransmission of the uplink data, thereby implementing HARQ in the uplink data.
  • Retransmission multiplexed transmission UCI also improves the reliability of UCI transmission.
  • FIG. 3 is a flowchart of another information transmission method according to an exemplary embodiment, which may be used for a terminal, and is established on the basis of the method shown in FIG. 1, as shown in FIG. In step 120, the following step 310 may be included:
  • step 310 if it is determined that the first UCI satisfies the specified condition for triggering the re-multiplexed transmission, the first UCI is re-multiplexed and transmitted to the base station in the HARQ retransmission of the uplink data.
  • the specified condition may be previously agreed, or may be configured by the base station. After the terminal determines that the multiplex transmission of the first UCI and the uplink data fails, in order to save transmission resources, only the first UCI that satisfies the specified condition may be re-multiplexed and transmitted to the base station.
  • At least one of the following may be included but not limited to:
  • the multiplex transmission failure corresponding to the first UCI is caused by at least one specified failure cause for triggering the remultiplex transmission.
  • the step 310 the specific implementation process can be seen in the embodiment shown in FIG. 4 . or
  • the first UCI includes a first specified information type for triggering a remultiplexed transmission.
  • the specific implementation process can be seen in the embodiment shown in FIG. 6. or
  • step 310 the specific implementation process can be seen in the embodiment shown in FIG. 7.
  • the first UCI can be re-multiplexed and transmitted to the base station in the HARQ retransmission of the uplink data only when the first UCI meets the specified condition, thereby saving transmission resources and improving information transmission efficiency.
  • FIG. 4 is a flowchart of another information transmission method according to an exemplary embodiment, which may be used for a terminal, and is established on the basis of the method shown in FIG.
  • a UCI-compatible multiplex transmission failure is caused by at least one specified failure cause for triggering the re-multiplexed transmission; as shown in FIG. 4, it is determined in step 310 that the first UCI satisfies the specified condition for triggering the re-multiplexed transmission.
  • the following steps 410-420 can be included:
  • step 410 a reason for the multiplex transmission failure corresponding to the first UCI is determined.
  • the failure of the multiplex transmission corresponding to the first UCI there may be many reasons for the failure of the multiplex transmission corresponding to the first UCI, and only the first UCI that specifies the cause of the failure may be re-multiplexed and transmitted to the base station.
  • the reason for the failure is that the multiplex transmission fails due to the uplink resource being occupied.
  • the method may include, but is not limited to, the following determining manner:
  • (3-1) receiving, by the base station, a plurality of first DCIs for scheduling uplink data transmission;
  • the reason for the failure is that the multiplex transmission fails due to the uplink resource being occupied.
  • the method may include, but is not limited to, the following determining manner:
  • (4-1) receiving the second DCI sent by the base station for occupying the uplink resource
  • step 420 if the reason for the failure of the multiplex transmission corresponding to the first UCI is to specify the cause of the failure, it is determined that the first UCI satisfies the specified condition.
  • FIG. 5 is a flowchart of another information transmission method according to an exemplary embodiment, which may be used for a terminal, and is established on the basis of the method shown in FIG. 3, where the specified condition includes receiving a base station.
  • step 510 the indication information sent by the base station for indicating the re-multiplexed transmission is received.
  • the terminal may determine, according to an indication of the base station, whether to retransmit the first UCI to the base station.
  • the indication information may be included in a third DCI used by the base station to schedule uplink data HARQ retransmission.
  • the indication information may be included in downlink RRC (Radio Resource Control) configuration signaling of the base station.
  • RRC Radio Resource Control
  • step 520 it is determined according to the indication information that the first UCI satisfies the specified condition.
  • the first UCI can be re-multiplexed and transmitted to the base station in the HARQ retransmission of the uplink data only when receiving the indication information sent by the base station for indicating the re-multiplexed transmission, thereby improving the UCI.
  • the accuracy of the transmission also avoids wasting transmission resources.
  • FIG. 6 is a flowchart of another information transmission method according to an exemplary embodiment, which may be used for a terminal, and is established on the basis of the method shown in FIG.
  • the first specified information type for triggering the re-multiplexed transmission is included in a UCI; as shown in FIG. 6, when it is determined in the performing step 310 that the first UCI meets the specified condition for triggering the re-multiplexed transmission, the following steps may be included 610:
  • step 610 if the first specified information type is included in the first UCI, it is determined that the first UCI satisfies the specified condition.
  • the terminal may re-multiplex the information content corresponding to the first specified information type in the first UCI to the base station.
  • the HARQ feedback information is more important than the CSI (Channel State Information). Therefore, the terminal may only multiplex the HARQ information in the first UCI in the retransmission of the uplink data, but for the first The CSI in the UCI no longer re-multiplexes the transmission.
  • steps 620-630 may be included:
  • step 620 the information content corresponding to the first specified information type included in the first UCI is obtained.
  • step 630 the information content corresponding to the first specified information type included in the first UCI is re-multiplexed and transmitted to the base station in the HARQ retransmission of the uplink data.
  • the information content corresponding to the first specified information type can be re-multiplexed and transmitted to the base station, which not only ensures the normal operation of the base station, but also improves the transmission resource.
  • FIG. 7 is a flowchart of another information transmission method according to an exemplary embodiment, which may be used for a terminal, and is established on the basis of the method shown in FIG. 3, where the specified condition includes the actual number of transmissions. It is smaller than the specified number of transmissions for triggering the re-multiplexed transmission; as shown in FIG. 7, when it is determined in step 310 that the first UCI satisfies the specified condition for triggering the re-multiplexed transmission, the following steps 710-720 may be included:
  • step 710 the actual number of transmissions of the first UCI being remultiplexed is determined.
  • step 720 if the actual number of transmissions is less than the specified number of transmissions, it is determined that the first UCI satisfies the specified condition.
  • the HARQ retransmission may occur repeatedly multiple times (continuous uplink transmission failure)
  • the first UCI multiplexed in one failed transmission may fail to transmit again in the next multiplexed retransmission.
  • the specified number of transmissions limits the number of times the first UCI is remultiplexed. That is to say, when the terminal encounters multiple consecutive uplink transmission failures, the terminal may only retransmit the first UCI of the uplink transmission multiplexing within the specified number of transmissions.
  • the terminal is only in the next HARQ retransmission for the first UCI in which the multiplex transmission fails; if the retransmission fails in the next HARQ retransmission, the terminal does not retransmit the first UCI.
  • the first UCI is re-multiplexed and transmitted to the base station in the HARQ retransmission of the uplink data, thereby avoiding transmission resources. waste.
  • FIG. 8 is a flowchart of another information transmission method according to an exemplary embodiment, and the information transmission method may be used for a terminal, and is established on the basis of the method shown in FIG. 1 or FIG. 3, as shown in FIG.
  • the following steps 810-820 may be included:
  • step 810 when the HARQ retransmission of the uplink data needs to be multiplexed with the second UCI, the first UCI and the second UCI are combined according to the specified merge rule to obtain a third UCI.
  • the specified merge rule may be agreed in advance or may be configured by the base station.
  • the terminal may combine the first UCI and the second UCI, and then multiplex and transmit with the uplink data.
  • step 820 the third UCI is remultiplexed and transmitted to the base station in the HARQ retransmission of the uplink data.
  • the first UCI and the second UCI may be combined and re-multiplexed and transmitted to the base station according to the specified merge rule, thereby improving
  • the service function of information transmission also improves the practicality of information transmission.
  • FIG. 9 is a flowchart of another information transmission method according to an exemplary embodiment, which may be used for a terminal, and based on the method shown in FIG. 8, the specified merge rule includes at least one The sub-rule, and the specified correspondence between the at least one sub-rule and the different second specified information types; as shown in FIG. 9, when performing step 810, the following steps 910-940 may be included:
  • step 910 the first information content corresponding to the second specified information type is determined from the first UCI.
  • step 920 the second information content corresponding to the second specified information type is determined from the second UCI.
  • step 930 a sub-rule corresponding to the second specified information type is determined according to the specified correspondence.
  • step 940 the first information content and the second information content are combined according to a sub-rule corresponding to the second specified information type.
  • the specified information types are different, and the corresponding sub-rules may be different.
  • the CSI in the first UCI may be discarded, and only the CSI in the second UCI may be transmitted; and for the HARQ information, the HARQ bits in the first UCI and the HARQ bits in the second UCI may be in a specified order. Arrange the tandem post-processing transfers.
  • the sub-rules of the specified information type are different, so that the information content of the same specified information type in different UCIs can be combined according to the same sub-rule, thereby ensuring the reliability of UCI transmission and improving UCI transmission. s efficiency.
  • FIG. 10 is a flowchart of another information transmission method according to an exemplary embodiment, which may be used for a terminal, and is established on the basis of the method shown in FIG. 3, as shown in FIG.
  • the method can also include the following step 1010:
  • step 1010 if it is determined that the first UCI does not satisfy the specified condition for triggering the re-multiplexed transmission, the first UCI is not re-multiplexed and transmitted to the base station in the HARQ retransmission of the uplink data.
  • the first UCI if the first UCI does not meet the specified condition, the first UCI is not re-multiplexed and transmitted to the base station in the HARQ retransmission, thereby avoiding waste of transmission resources.
  • the present disclosure also provides an embodiment of the information transmission apparatus.
  • FIG. 11 is a block diagram of an information transmission apparatus, which may be used for a terminal, and for performing the information transmission method shown in FIG. 1 according to an exemplary embodiment.
  • the information transmission apparatus may include :
  • the determining module 111 is configured to determine that the multiplex transmission of the first UCI and the uplink data fails
  • the multiplex transmission module 112 is configured to re-multiplex the first UCI to the base station in the HARQ retransmission of the uplink data.
  • the first UCI may be re-multiplexed and transmitted to the base station in the HARQ retransmission of the uplink data, thereby implementing HARQ in the uplink data.
  • Retransmission multiplexed transmission UCI also improves the reliability of UCI transmission.
  • the multiplexed transmission of the first UCI and uplink data includes the first UCI and uplink data multiplexed PUSCH transmission.
  • the multiplexing transmission module 112 may include:
  • the first transmission sub-module 121 is configured to: when the first UCI meets a specified condition for triggering a re-multiplexed transmission, re-multiplex the first UCI to the HARQ retransmission of the uplink data to Base station.
  • the first UCI can be re-multiplexed and transmitted to the base station in the HARQ retransmission of the uplink data only when the first UCI meets the specified condition, thereby saving transmission resources and improving information transmission efficiency.
  • the specified condition includes that the multiplex transmission failure corresponding to the first UCI is caused by at least one specified failure reason for triggering the remultiplex transmission;
  • the multiplexing transmission module 112 may further include:
  • the first determining submodule 131 is configured to determine a reason for the multiplex transmission failure corresponding to the first UCI
  • the first processing sub-module 132 is configured to determine that the first UCI meets the specified condition if the reason for the multiplex transmission failure corresponding to the first UCI is the specified failure reason.
  • the specified failure reason includes: the multiplexing transmission fails due to the uplink resource being occupied; the first determining submodule includes: as shown in FIG.
  • the first determining submodule 131 may include:
  • the first receiving sub-module 141 is configured to receive, by the base station, a plurality of first downlink control information DCI for scheduling uplink data transmission;
  • the selecting sub-module 142 is configured to: after determining that the time-frequency domain location specified by the uplink scheduling grant included in each of the first DCIs has a coincident portion, after selecting an uplink scheduling grant from each of the uplink scheduling grants, Abandon other uplink scheduling authorizations;
  • the second determining sub-module 143 is configured to: when the multiplexed transmission of the first UCI and the uplink data is included in the uplink transmission scheduled by the discarded uplink scheduling grant, determine the complex of the first UCI and the uplink data The transmission fails, and the reason for the multiplex transmission failure is that the multiplex transmission fails due to the occupation of the uplink resource.
  • the specified failure cause includes a multiplex transmission failure due to the uplink resource being occupied;
  • the first determining submodule includes: as shown in FIG.
  • the first determining submodule 131 may include:
  • the second receiving sub-module 151 is configured to receive a second DCI sent by the base station for occupying the uplink resource
  • the third determining sub-module 152 is configured to determine, when the first UCI and the uplink resource used in the uplink data multiplexing transmission are included in the uplink resource that needs to be occupied in the second DCI, determine the first UCI and The multiplex transmission of the uplink data fails, and the multiplex transmission fails because the multiplex transmission fails due to the occupation of the uplink resource.
  • the specifying condition includes receiving indication information sent by the base station to indicate that the re-multiplexed transmission is performed; as shown in FIG. 16, the multiplexing transmission is performed.
  • Module 112 can also include:
  • the third receiving submodule 161 is configured to receive the indication information sent by the base station to indicate that the remultiplexed transmission is performed;
  • the second processing sub-module 162 is configured to determine that the first UCI satisfies the specified condition according to the indication information.
  • the first UCI can be re-multiplexed and transmitted to the base station in the HARQ retransmission of the uplink data only when receiving the indication information sent by the base station for indicating the re-multiplexed transmission, thereby improving the UCI.
  • the accuracy of the transmission also avoids wasting transmission resources.
  • the indication information is included in a third DCI used by the base station to schedule uplink data HARQ retransmission.
  • the indication information is included in downlink RRC configuration signaling of the base station.
  • the specified condition includes that the first UCI includes a first specified information type for triggering a remultiplexed transmission; as shown in FIG.
  • the multiplexing transmission module 112 may further include:
  • the third processing sub-module 171 is configured to determine that the first UCI satisfies the specified condition if the first specified information type is included in the first UCI.
  • the information content corresponding to the first specified information type can be re-multiplexed and transmitted to the base station, which not only ensures the normal operation of the base station, but also improves the transmission resource.
  • the first transmission sub-module 122 may include:
  • the obtaining sub-module 181 is configured to acquire the information content corresponding to the first specified information type included in the first UCI;
  • the second transmission sub-module 182 is configured to re-multiplex the information content corresponding to the first specified information type included in the first UCI to the base station in the HARQ retransmission of the uplink data.
  • the specified condition includes that the actual number of transmissions is less than a specified number of transmissions for triggering the re-multiplexed transmission; as shown in FIG. 112 can also include:
  • a fourth determining submodule 191 configured to determine an actual number of transmissions of the first UCI being remultiplexed and transmitted;
  • the fourth processing submodule 192 is configured to determine that the first UCI satisfies the specified condition if the actual number of transmissions is less than the specified number of transmissions.
  • the first UCI is re-multiplexed and transmitted to the base station in the HARQ retransmission of the uplink data, thereby avoiding transmission resources. waste.
  • the multiplexing transmission module 112 may include:
  • the first merging sub-module 201 is configured to combine the first UCI and the second UCI according to a specified merging rule, when the HARQ retransmission of the uplink data needs to be multiplexed with the second UCI, Obtaining a third UCI;
  • the third transmission sub-module 202 is configured to re-multiplex the third UCI to the base station in the HARQ retransmission of the uplink data.
  • the first UCI and the second UCI may be combined and re-multiplexed and transmitted to the base station according to the specified merge rule, thereby improving
  • the service function of information transmission also improves the practicality of information transmission.
  • the specified merge rule includes at least one sub-rule, and a specified correspondence relationship between the at least one sub-rule and a different second specified information type;
  • the first merging submodule 201 may include:
  • the fifth determining submodule 211 is configured to determine, from the first UCI, the first information content corresponding to the second specified information type;
  • the sixth determining sub-module 212 is configured to determine, from the second UCI, the second information content corresponding to the second specified information type;
  • a seventh determining sub-module 213, configured to determine, according to the specified correspondence, a sub-rule corresponding to the second specified information type
  • the second merging sub-module 214 is configured to merge the first information content and the second information content according to a sub-rule corresponding to the second specified information type.
  • the sub-rules of the specified information type are different, so that the information content of the same specified information type in different UCIs can be combined according to the same sub-rule, thereby ensuring the reliability of UCI transmission and improving UCI transmission. s efficiency.
  • the information transmission device may further include:
  • the processing module 221 is configured to retransmit the first UCI to the base station in the HARQ retransmission if the first UCI does not satisfy the specified condition.
  • the first UCI if the first UCI does not meet the specified condition, the first UCI is not re-multiplexed and transmitted to the base station in the HARQ retransmission, thereby avoiding waste of transmission resources.
  • the device embodiment since it basically corresponds to the method embodiment, reference may be made to the partial description of the method embodiment.
  • the device embodiments described above are merely illustrative, wherein 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, ie may be located in one Places, or they can be distributed to multiple network elements. Some or all of the modules may be selected according to actual needs to achieve the objectives of the present disclosure. Those of ordinary skill in the art can understand and implement without any creative effort.
  • the present disclosure also provides a non-transitory computer readable storage medium having stored thereon a computer program for performing the information transmission method of any of the above-described FIGS. 1 to 10.
  • the present disclosure also provides an information transmission device, the device is used for a terminal; the device includes:
  • a memory for storing processor executable instructions
  • processor is configured to:
  • FIG. 23 is a schematic structural diagram of an information transmission apparatus according to an exemplary embodiment.
  • an information transmission device 2300 may be a computer, a mobile phone, a digital broadcast terminal, a messaging device, a game console, a tablet device, a medical device, and a fitness device.
  • apparatus 2300 can include one or more of the following components: processing component 2301, memory 2302, power component 2303, multimedia component 2304, audio component 2305, input/output (I/O) interface 2306, sensor component 2307, And a communication component 2308.
  • Processing component 2301 typically controls the overall operation of device 2300, such as operations associated with display, telephone calls, data communications, camera operations, and recording operations.
  • Processing component 2301 can include one or more processors 2309 to execute instructions to perform all or part of the steps of the above described methods.
  • processing component 2301 can include one or more modules to facilitate interaction between component 2301 and other components.
  • the processing component 2301 can include a multimedia module to facilitate interaction between the multimedia component 2304 and the processing component 2301.
  • Memory 2302 is configured to store various types of data to support operation at device 2300. Examples of such data include instructions for any application or method operating on device 2300, contact data, phone book data, messages, pictures, videos, and the like.
  • the memory 2302 can be implemented by any type of volatile or non-volatile storage device or a combination thereof, such as static random access memory (SRAM), electrically erasable programmable read only memory (EEPROM), erasable.
  • SRAM static random access memory
  • EEPROM electrically erasable programmable read only memory
  • EPROM Programmable Read Only Memory
  • PROM Programmable Read Only Memory
  • ROM Read Only Memory
  • Magnetic Memory Flash Memory
  • Disk Disk or Optical Disk.
  • Power component 2303 provides power to various components of device 2300.
  • Power component 2303 can include a power management system, one or more power sources, and other components associated with generating, managing, and distributing power for device 2300.
  • the multimedia component 2304 includes a screen between the device 2300 and the user that provides an output interface.
  • the screen can include a liquid crystal display (LCD) and a touch panel (TP). If the screen includes a touch panel, the screen can be implemented as a touch screen to receive input signals from the user.
  • the touch panel includes one or more touch sensors to sense touches, slides, and gestures on the touch panel. The touch sensor may sense not only the boundary of the touch or sliding action, but also the duration and pressure associated with the touch or slide operation.
  • the multimedia component 2304 includes a front camera and/or a rear camera. When the device 2300 is in an operation mode, such as a shooting mode or a video mode, the front camera and/or the rear camera can receive external multimedia data. Each front and rear camera can be a fixed optical lens system or have focal length and optical zoom capabilities.
  • the audio component 2305 is configured to output and/or input an audio signal.
  • the audio component 2305 includes a microphone (MIC) that is configured to receive an external audio signal when the device 2300 is in an operational mode, such as a call mode, a recording mode, and a voice recognition mode.
  • the received audio signal may be further stored in memory 2302 or transmitted via communication component 2308.
  • the audio component 2305 also includes a speaker for outputting an audio signal.
  • the I/O interface 2306 provides an interface between the processing component 2301 and the peripheral interface module, which may be a keyboard, a click wheel, a button, or the like. These buttons may include, but are not limited to, a home button, a volume button, a start button, and a lock button.
  • Sensor assembly 2307 includes one or more sensors for providing device 2300 with a status assessment of various aspects.
  • sensor assembly 2307 can detect an open/closed state of device 2300, relative positioning of components, such as the display and keypad of device 2300, and sensor component 2307 can also detect a change in position of one component of device 2300 or device 2300. The presence or absence of user contact with device 2300, device 2300 orientation or acceleration/deceleration, and temperature change of device 2300.
  • Sensor assembly 2307 can include a proximity sensor configured to detect the presence of nearby objects without any physical contact.
  • Sensor assembly 2307 can also include a light sensor, such as a CMOS or CCD image sensor, for use in imaging applications.
  • the sensor assembly 2307 can also include an acceleration sensor, a gyro sensor, a magnetic sensor, a pressure sensor, or a temperature sensor.
  • Communication component 2308 is configured to facilitate wired or wireless communication between device 2300 and other devices.
  • the device 2300 can access a wireless network based on a communication standard, such as WiFi, 2G or 3G, or a combination thereof.
  • communication component 2308 receives broadcast signals or broadcast associated information from an external broadcast management system via a broadcast channel.
  • the communication component 2308 also includes a near field communication (NFC) module to facilitate short range communication.
  • NFC near field communication
  • the NFC module can be implemented based on radio frequency identification (RFID) technology, infrared data association (IrDA) technology, ultra-wideband (UWB) technology, Bluetooth (BT) technology, and other technologies.
  • RFID radio frequency identification
  • IrDA infrared data association
  • UWB ultra-wideband
  • Bluetooth Bluetooth
  • device 2300 may be implemented by one or more application specific integrated circuits (ASICs), digital signal processors (DSPs), digital signal processing devices (DSPDs), programmable logic devices (PLDs), field programmable A gate array (FPGA), controller, microcontroller, microprocessor or other electronic component implementation for performing the above methods.
  • ASICs application specific integrated circuits
  • DSPs digital signal processors
  • DSPDs digital signal processing devices
  • PLDs programmable logic devices
  • FPGA field programmable A gate array
  • controller microcontroller, microprocessor or other electronic component implementation for performing the above methods.
  • non-transitory computer readable storage medium comprising instructions, such as a memory 2302 comprising instructions executable by processor 2309 of apparatus 2300 to perform the above method.
  • the non-transitory computer readable storage medium may be a ROM, a random access memory (RAM), a CD-ROM, a magnetic tape, a floppy disk, and an optical data storage device.
  • the device 2300 when an instruction in the storage medium is executed by the processor, the device 2300 is enabled to perform the information transmission method described in any of the above.
  • the device embodiment since it basically corresponds to the method embodiment, reference may be made to the partial description of the method embodiment.
  • the device embodiments described above are merely illustrative, wherein 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, ie may be located in one Places, or they can be distributed to multiple network elements. Some or all of the modules may be selected according to actual needs to achieve the objectives of the present disclosure. Those of ordinary skill in the art can understand and implement without any creative effort.

Abstract

La présente invention concerne un procédé et un dispositif de transmission d'informations. Le procédé est appliqué à un premier terminal, et consiste : à déterminer que la transmission en multiplex de premières UCI et de données de liaison montante a échoué ; et dans une retransmission HARQ des données de liaison montante, à re-multiplexer les premières UCI et à les transmettre à une station de base. La présente invention réalise une transmission en multiplex d'UCI dans une retransmission HARQ de données de liaison montante et augmente la fiabilité de transmission d'UCI.
PCT/CN2018/087563 2018-05-18 2018-05-18 Procédé et dispositif de transmission d'informations WO2019218367A1 (fr)

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WO2021056528A1 (fr) * 2019-09-29 2021-04-01 Zte Corporation Systèmes et procédés de transmission de signaux
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