WO2018201902A1 - Procédé et dispositif de transmission de données - Google Patents

Procédé et dispositif de transmission de données Download PDF

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Publication number
WO2018201902A1
WO2018201902A1 PCT/CN2018/083602 CN2018083602W WO2018201902A1 WO 2018201902 A1 WO2018201902 A1 WO 2018201902A1 CN 2018083602 W CN2018083602 W CN 2018083602W WO 2018201902 A1 WO2018201902 A1 WO 2018201902A1
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WIPO (PCT)
Prior art keywords
uplink channel
uplink
channel
time
transmitted
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PCT/CN2018/083602
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English (en)
Chinese (zh)
Inventor
高雪娟
潘学明
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China Academy of Telecommunications Technology CATT
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China Academy of Telecommunications Technology CATT
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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W72/00—Local resource management
    • H04W72/04—Wireless resource allocation
    • H04W72/044—Wireless resource allocation based on the type of the allocated resource
    • H04W72/0446—Resources in time domain, e.g. slots or frames
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00—Arrangements affording multiple use of the transmission path
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00—Arrangements affording multiple use of the transmission path
    • H04L5/003—Arrangements for allocating sub-channels of the transmission path
    • H04L5/0048—Allocation of pilot signals, i.e. of signals known to the receiver
    • 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 signalling, i.e. of overhead other than pilot signals
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W72/00—Local resource management
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W72/00—Local resource management
    • H04W72/04—Wireless resource allocation
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W72/00—Local resource management
    • H04W72/12—Wireless traffic scheduling
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W72/00—Local resource management
    • H04W72/12—Wireless traffic scheduling
    • H04W72/1263—Mapping of traffic onto schedule, e.g. scheduled allocation or multiplexing of flows
    • H04W72/1268—Mapping of traffic onto schedule, e.g. scheduled allocation or multiplexing of flows of uplink data flows
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W72/00—Local resource management
    • H04W72/50—Allocation or scheduling criteria for wireless resources
    • H04W72/56—Allocation or scheduling criteria for wireless resources based on priority criteria

Definitions

  • the present invention relates to the field of communications technologies, and in particular, to a data transmission method and apparatus.
  • TTI transmission time interval
  • sTTI short TTI
  • a typical working mode of short TTI transmission is to include multiple sTTI transmissions shorter than 1 ms in a subframe structure defined in the existing LTE mechanism, for example, a 2-symbol or a 3-symbol or a 4-symbol or 7-symbol transmission.
  • Other sTTI transmissions shorter than 1 ms are not excluded.
  • the uplink supports sPUSCH and sPUCCH, and the sPUCCH can be used to carry at least ACK/NACK feedback information of downlink transmission using sTTI.
  • a terminal that supports sTTI transmission can also support dynamic switching between 1 ms TTI and sTTI. That is, the terminal may have a channel using 1 ms TTI length and a channel using sTTI in one subframe, for example, physical uplink exists in the same subframe.
  • the Physical Uplink Shared CHannel (PUSCH) and the short PUSCH (sPUSCH)/short Physical Uplink Control Channel (sPUCCH) are simultaneously scheduled to transmit the physical downlink shared channel, for example, in the same subframe.
  • PUSCH Physical Uplink Shared CHannel
  • sPUSCH Short PDSCH
  • short PDSCH/sPUCCH are present in the same subframe, and so on.
  • the above transmissions may exist on the same carrier at the same time.
  • the same terminal in order to ensure the single carrier characteristics to achieve a lower PAPR/CM, the same terminal cannot simultaneously transmit the PUSCH and the sPUSCH/sPUCCH on the same carrier, or simultaneously Transmit PUCCH and /sPUSCH/sPUCCH. There is currently no solution to this collision problem to guarantee single carrier characteristics.
  • the foregoing transmission may also exist on different carriers when the terminal aggregates multiple carriers.
  • the sum of the transmit powers of all uplink channels transmitted in parallel may not exceed the maximum transmit power limit allowed by the terminal, otherwise the transmit power of the terminal Limited, there is currently no solution to solve this collision problem to avoid power limitation.
  • the embodiments of the present invention provide a data transmission method and apparatus, which are used to solve the problem that the related art does not solve the collision problem of the uplink channel transmitted by using different TTI lengths in the same time unit.
  • an embodiment of the present invention provides a data transmission method, including:
  • An uplink channel to be transmitted in the time unit i is determined and transmitted based on the time node and/or the overlapping symbol position.
  • the time node is a time in the time unit i or the time node is a time before the time unit i.
  • the time node is a time in the time unit i
  • the channel is transmitted and is specifically:
  • the time node when the time node is a time in the time unit i, determining, according to the time node and/or the overlapping symbol position, an uplink that needs to be transmitted in the time unit i
  • the channel is transmitted and includes:
  • the time node is a time before the time unit i
  • the channel is transmitted and is specifically:
  • the time node is a time before the time unit i
  • the channel is transmitted and is specifically:
  • the time node when the time node is a time before the time unit i, determining, according to the time node and/or the overlapping symbol position, an uplink that needs to be transmitted in the time unit i
  • the channel is transmitted and includes:
  • the time node when the time node is a time before the time unit i, determining, according to the time node and/or the overlapping symbol position, an uplink that needs to be transmitted in the time unit i
  • the channel is transmitted and includes:
  • the first uplink channel is an uplink shared channel or an uplink control channel that does not use a time domain orthogonal sequence or an uplink channel that carries UCI;
  • the determining, according to the time node and/or the overlapping symbol position, the uplink channel that needs to be transmitted in the time unit i and transmitting specifically:
  • the determining, according to the time node, the uplink channel that needs to be transmitted in the time unit i and transmitting specifically:
  • the first transmission time interval TTI length is greater than the second transmission time interval TTI length
  • the time unit i is N subframes or time slots or mini-slots or sTTIs or symbols, and N is an integer greater than or equal to 1; and/or
  • the first uplink channel and the second uplink channel are on the same carrier or on different carriers.
  • the method After the determining, in the time unit i, that there is a first uplink channel transmitted using the first transmission time interval TTI length and a second uplink channel transmitted using the second transmission time interval TTI length, the method also includes:
  • the second transmission time interval TTI length length transmits the second uplink channel and transmits the overlapping symbol position of the first uplink channel using the first transmission time interval TTI length.
  • the method further includes:
  • the UCI on the third uplink channel is transferred to the first uplink channel and/or the second uplink channel according to a preset rule to determine whether it needs to be transmitted or not punctured.
  • the fourth uplink channel specifically includes at least one of the following manners:
  • Method A transferring all UCIs on the third uplink channel to the fourth uplink channel;
  • Mode B when the UCI on the third uplink channel is an ACK/NACK and/or an SR, transferring the UCI on the third uplink channel to the fourth uplink channel;
  • Mode C when the UCI on the third uplink channel includes the P-CSI, if the P-CSI is carried in the fourth uplink channel, discarding the P-CSI on the third uplink channel, if If the P-CSI is not carried in the fourth uplink channel, the P-CSI on the third uplink channel is transferred to the fourth uplink channel;
  • Mode D when the fourth uplink channel includes an uplink shared channel and an uplink control channel that are transmitted by using the first transmission time interval TTI length, transferring UCI on the third uplink channel to the fourth uplink channel Transmitting on a predetermined one of the uplink shared channel and the uplink control channel transmitted by using the first transmission time interval TTI length; or transferring a part of the UCI on the third uplink channel to the fourth Transmitting, in the uplink channel, the uplink shared channel transmitted using the first transmission time interval TTI length, and transferring another portion of the UCI on the third uplink channel to the fourth uplink channel, using the first transmission Time interval TTI length transmission in the uplink control channel;
  • Mode E when there is an uplink shared channel that is determined to be transmitted or not punctured using the first transmission time interval TTI length on the plurality of carriers in the time unit i, if the primary member carrier PCC is on the PCC Determining, by using the uplink shared channel that is transmitted by using the first transmission time interval TTI length, determining that the uplink shared channel that is transmitted by using the first transmission time interval TTI length on the PCC is a fourth uplink channel, if The uplink shared channel that is transmitted by using the first transmission time interval TTI length does not exist on the PCC, and the presence of the uplink shared channel transmission using the first transmission time interval TTI length is determined to have the secondary component carrier SCC.
  • the uplink shared channel that is transmitted by using the first transmission time interval TTI length on the SCC of the minimum carrier number is the fourth uplink channel; and the UCI on the third uplink channel is transferred to the fourth uplink channel;
  • Mode F if the fourth uplink channel is an uplink shared channel corresponding to the random access response RAR grant, the UCI of the third uplink channel is not transmitted;
  • Mode G when the fourth uplink channel is an uplink channel that is transmitted by using the second transmission time interval TTI length, if the second transmission time interval TTI length exists simultaneously in the second transmission time interval TTI Transmitting the uplink shared channel and the uplink control channel transmitted by using the second transmission time interval TTI length, and transferring the UCI on the third uplink channel to the fourth uplink channel, using the second transmission time interval TTI Transmitting a length of the uplink shared channel and a predetermined one of the uplink control channels; or transferring a portion of the UCI on the third uplink channel to the fourth uplink channel using the second transmission time Transmitting in an uplink shared channel of the TTI length transmission, transferring another part of the UCI on the third uplink channel to the uplink control channel in the fourth uplink channel using the second transmission time interval TTI length transmission transmission;
  • Mode H determining, when the uplink channel that needs to be transmitted or not punctured includes a plurality of uplink channels that are transmitted using the second transmission time interval TTI length, in the first transmission time interval TTI The first or last uplink channel of the plurality of uplink channels transmitted using the second transmission time interval TTI length is a fourth uplink channel; transferring the UCI on the third uplink channel to the fourth uplink channel ;
  • Mode I when the determined uplink channel that needs to be transmitted or not punctured includes a plurality of uplink channels that are transmitted using the second transmission time interval TTI length, within the first transmission time interval TTI length, The P-CSI in the UCI on the third uplink channel is transferred to the uplink channel carrying the P-CSI in the uplink channel using the second transmission time interval TTI length transmission, and the third uplink channel is ACK/NACK and/or SR in the UCI is transferred to the plurality of uplink channels carrying ACK/NACK and/or SR in the uplink channel using the second transmission time interval TTI length transmission;
  • Mode J when the uplink shared channel using the second transmission time interval TTI length transmission is determined to exist on the multiple carriers simultaneously in the transmission time of the second transmission time interval TTI length in the time unit i If the uplink shared channel that is transmitted by using the second transmission time interval TTI length exists on the PCC, determine that the uplink shared channel that is transmitted by using the second transmission time interval TTI length on the PCC is the fourth uplink.
  • the uplink shared channel that is transmitted using the second transmission time interval TTI length does not exist on the PCC, determining that there is an SCC in the uplink shared channel transmission using the second transmission time interval TTI length transmission
  • the uplink shared channel transmitted using the second transmission time interval TTI length on the SCC having the smallest carrier number is the fourth uplink channel; and the UCI on the third uplink channel is transferred to the fourth uplink channel.
  • the obtaining, by using the time node that the second uplink channel exists in the time unit i specifically includes:
  • the terminal When the terminal receives the downlink control channel corresponding to the second uplink channel before the time unit i, determining that the time node is a time before the time unit i; or
  • the terminal When the terminal receives the downlink control channel corresponding to the second uplink channel in the time unit i, determining that the time node is a time in the time unit i; or
  • an embodiment of the present invention provides an apparatus, including:
  • a first determining module configured to determine, in a time unit i, a first uplink channel that is transmitted using a first transmission time interval TTI length and a second uplink channel that is transmitted using a second transmission time interval TTI length, the first uplink channel There is an overlap with the second uplink channel in time;
  • a first obtaining module configured to obtain a time node that determines that the second uplink channel exists in the time unit i; and/or obtain the second uplink channel and the first uplink in the time unit i The overlapping symbol position of the channel;
  • a second determining module configured to determine, according to the time node and/or the overlapping symbol location, an uplink channel that needs to be transmitted in the time unit i and perform transmission.
  • the time node is a time in the time unit i or the time node is a time before the time unit i.
  • the second determining module is specifically configured to:
  • the time node is the time in the time unit i, it is determined that the first uplink channel is transmitted in the time unit i.
  • the second determining module is specifically configured to:
  • the time node is the time in the time unit i, determining whether the overlapping symbol position is a pilot symbol of the first uplink channel or a location where the UCI symbol is carried;
  • the second determining module is specifically configured to:
  • the time node When the time node is a time before the time unit i, it is determined that the second uplink channel is transmitted in the time unit i.
  • the second determining module is specifically configured to:
  • the second determining module is specifically configured to:
  • the second determining module is specifically configured to:
  • the time node is a time before the time unit i, determining that the first uplink channel is an uplink shared channel or an uplink control channel that does not use a time domain orthogonal sequence or an uplink channel that carries UCI;
  • the second determining module is specifically configured to:
  • the second determining module is specifically configured to:
  • the first transmission time interval TTI length is greater than the second transmission time interval TTI length
  • the time unit i is N subframes or time slots or mini-slots or sTTIs or symbols, and N is an integer greater than or equal to 1; and/or
  • the first uplink channel and the second uplink channel are on the same carrier or on different carriers.
  • the device further includes:
  • a determining module configured to determine, after determining, in the time unit i, that the first uplink channel that is transmitted by using the first transmission time interval TTI length and the second uplink channel that is transmitted by using the second transmission time interval TTI length Whether the sum of the transmit powers of an uplink channel and the second uplink channel exceeds a preset maximum transmit power;
  • An execution module configured to: when the determination result of the determining module is YES, perform the step of: determining to determine, in the time unit i, a time node that transmits a second uplink channel by using a second transmission time interval TTI length length; and And/or obtaining, in the time unit i, transmitting the second uplink channel using the second transmission time interval TTI length length and transmitting the overlapping symbol position of the first uplink channel using the first transmission time interval TTI length .
  • the device further includes:
  • a second acquiring module configured to: after determining, according to the time node and/or the overlapping symbol location, an uplink channel that needs to be transmitted in the time unit i and transmitting, obtaining the first uplink channel and / or UCI carried on the third uplink channel of the second uplink channel that is not transmitted or punctured;
  • a transfer module configured to transfer, according to a preset rule, the UCI on the third uplink channel to the first uplink channel and/or the second uplink channel to determine a fourth uplink that needs to be transmitted or not punctured channel.
  • the transfer module transfers the UCI on the third uplink channel to the first uplink channel and/or the second uplink channel according to a preset rule in at least one of the following manners. Determine the fourth upstream channel that needs to be transmitted or not punctured:
  • Method A transferring all UCIs on the third uplink channel to the fourth uplink channel;
  • Mode B when the UCI on the third uplink channel is an ACK/NACK and/or an SR, transferring the UCI on the third uplink channel to the fourth uplink channel;
  • Mode C when the UCI on the third uplink channel includes the P-CSI, if the P-CSI is carried in the fourth uplink channel, discarding the P-CSI on the third uplink channel, if If the P-CSI is not carried in the fourth uplink channel, the P-CSI on the third uplink channel is transferred to the fourth uplink channel;
  • Mode D when the fourth uplink channel includes an uplink shared channel and an uplink control channel that are transmitted by using the first transmission time interval TTI length, transferring UCI on the third uplink channel to the fourth uplink channel Transmitting on a predetermined one of the uplink shared channel and the uplink control channel transmitted by using the first transmission time interval TTI length; or transferring a part of the UCI on the third uplink channel to the fourth Transmitting, in the uplink channel, the uplink shared channel transmitted using the first transmission time interval TTI length, and transferring another portion of the UCI on the third uplink channel to the fourth uplink channel, using the first transmission Time interval TTI length transmission in the uplink control channel;
  • Mode E when there is an uplink shared channel that is determined to be transmitted or not punctured using the first transmission time interval TTI length on the plurality of carriers in the time unit i, if the primary member carrier PCC is on the PCC Determining, by using the uplink shared channel that is transmitted by using the first transmission time interval TTI length, determining that the uplink shared channel that is transmitted by using the first transmission time interval TTI length on the PCC is a fourth uplink channel, if The uplink shared channel that is transmitted by using the first transmission time interval TTI length does not exist on the PCC, and the presence of the uplink shared channel transmission using the first transmission time interval TTI length is determined to have the secondary component carrier SCC.
  • the uplink shared channel that is transmitted by using the first transmission time interval TTI length on the SCC of the minimum carrier number is the fourth uplink channel; and the UCI on the third uplink channel is transferred to the fourth uplink channel;
  • Mode F if the fourth uplink channel is an uplink shared channel corresponding to the random access response RAR grant, the UCI of the third uplink channel is not transmitted;
  • Mode G when the fourth uplink channel is an uplink channel that is transmitted by using the second transmission time interval TTI length, if the second transmission time interval TTI length exists simultaneously in the second transmission time interval TTI Transmitting the uplink shared channel and the uplink control channel transmitted by using the second transmission time interval TTI length, and transferring the UCI on the third uplink channel to the fourth uplink channel, using the second transmission time interval TTI Transmitting a length of the uplink shared channel and a predetermined one of the uplink control channels; or transferring a portion of the UCI on the third uplink channel to the fourth uplink channel using the second transmission time Transmitting in an uplink shared channel of the TTI length transmission, transferring another part of the UCI on the third uplink channel to the uplink control channel in the fourth uplink channel using the second transmission time interval TTI length transmission transmission;
  • Mode H determining, when the uplink channel that needs to be transmitted or not punctured includes a plurality of uplink channels that are transmitted using the second transmission time interval TTI length, in the first transmission time interval TTI The first or last uplink channel of the plurality of uplink channels transmitted using the second transmission time interval TTI length is a fourth uplink channel; transferring the UCI on the third uplink channel to the fourth uplink channel ;
  • Mode I when the determined uplink channel that needs to be transmitted or not punctured includes a plurality of uplink channels that are transmitted using the second transmission time interval TTI length, within the first transmission time interval TTI length, The P-CSI in the UCI on the third uplink channel is transferred to the uplink channel carrying the P-CSI in the uplink channel using the second transmission time interval TTI length transmission, and the third uplink channel is ACK/NACK and/or SR in the UCI is transferred to the plurality of uplink channels carrying ACK/NACK and/or SR in the uplink channel using the second transmission time interval TTI length transmission;
  • Mode J when the uplink shared channel using the second transmission time interval TTI length transmission is determined to exist on the multiple carriers simultaneously in the transmission time of the second transmission time interval TTI length in the time unit i If the uplink shared channel that is transmitted by using the second transmission time interval TTI length exists on the PCC, determine that the uplink shared channel that is transmitted by using the second transmission time interval TTI length on the PCC is the fourth uplink.
  • the uplink shared channel that is transmitted using the second transmission time interval TTI length does not exist on the PCC, determining that there is an SCC in the uplink shared channel transmission using the second transmission time interval TTI length transmission
  • the uplink shared channel transmitted using the second transmission time interval TTI length on the SCC having the smallest carrier number is the fourth uplink channel; and the UCI on the third uplink channel is transferred to the fourth uplink channel.
  • the acquiring module is specifically configured to:
  • the terminal When the terminal receives the downlink control channel corresponding to the second uplink channel before the time unit i, determining that the time node is a time before the time unit i; or
  • the terminal When the terminal receives the downlink control channel corresponding to the second uplink channel in the time unit i, determining that the time node is a time in the time unit i; or
  • an embodiment of the present invention provides an apparatus, including a processor, a memory, and a transceiver, wherein the transceiver receives and transmits data under the control of the processor, and the preset program is stored in the memory, and the processor reads Take the program in the memory, according to the program to perform the following process:
  • the processor determines that there is a first uplink channel transmitted in the time unit i using the first transmission time interval TTI length and a second uplink channel transmitted using the second transmission time interval TTI length, the first uplink channel and the second The uplink channels overlap in time;
  • the processor obtains a time node that determines the presence of the second upstream channel in the time unit i;
  • the processor determines an uplink channel to be transmitted in the time unit i based on the time node and/or the overlapping symbol position and transmits.
  • the time node is a time in the time unit i or the time node is a time before the time unit i.
  • the processor determines to transmit the first uplink channel in the time unit i.
  • the processor when the time node is a time in the time unit i, the processor is specifically configured to:
  • the processor determines to transmit the second uplink channel in the time unit i.
  • the processor determines to transmit uplink control in the first uplink channel and the second uplink channel in the time unit i channel.
  • the processor when the time node is a time before the time unit i, the processor is specifically configured to:
  • the processor when the time node is a time before the time unit i, the processor is specifically configured to:
  • the first uplink channel is an uplink shared channel or an uplink control channel that does not use a time domain orthogonal sequence or an uplink channel that carries UCI;
  • the processor is specifically configured to:
  • the processor is specifically configured to:
  • the first transmission time interval TTI length is greater than the second transmission time interval TTI length
  • the time unit i is N subframes or time slots or mini-slots or sTTIs or symbols, and N is an integer greater than or equal to 1; and/or
  • the first uplink channel and the second uplink channel are on the same carrier or on different carriers.
  • the processor is specifically configured to:
  • the second transmission time interval TTI length length transmits the second uplink channel and transmits the overlapping symbol position of the first uplink channel using the first transmission time interval TTI length.
  • the processor is specifically configured to:
  • the first uplink channel and/or the second uplink after determining, according to the time node and/or the overlapping symbol position, an uplink channel that needs to be transmitted in the time unit i and transmitting a UCI carried on a third uplink channel of the channel that is not transmitted or punctured;
  • the processor is specifically configured to perform at least one of the following manners:
  • Method A transferring all UCIs on the third uplink channel to the fourth uplink channel;
  • Mode B when the UCI on the third uplink channel is an ACK/NACK and/or an SR, transferring the UCI on the third uplink channel to the fourth uplink channel;
  • Mode C when the UCI on the third uplink channel includes the P-CSI, if the P-CSI is carried in the fourth uplink channel, discarding the P-CSI on the third uplink channel, if If the P-CSI is not carried in the fourth uplink channel, the P-CSI on the third uplink channel is transferred to the fourth uplink channel;
  • Mode D when the fourth uplink channel includes an uplink shared channel and an uplink control channel that are transmitted by using the first transmission time interval TTI length, transferring UCI on the third uplink channel to the fourth uplink channel Transmitting on a predetermined one of the uplink shared channel and the uplink control channel transmitted by using the first transmission time interval TTI length; or transferring a part of the UCI on the third uplink channel to the fourth Transmitting, in the uplink channel, the uplink shared channel transmitted using the first transmission time interval TTI length, and transferring another portion of the UCI on the third uplink channel to the fourth uplink channel, using the first transmission Time interval TTI length transmission in the uplink control channel;
  • Mode E when there is an uplink shared channel that is determined to be transmitted or not punctured using the first transmission time interval TTI length on the plurality of carriers in the time unit i, if the primary member carrier PCC is on the PCC Determining, by using the uplink shared channel that is transmitted by using the first transmission time interval TTI length, determining that the uplink shared channel that is transmitted by using the first transmission time interval TTI length on the PCC is a fourth uplink channel, if The uplink shared channel that is transmitted by using the first transmission time interval TTI length does not exist on the PCC, and the presence of the uplink shared channel transmission using the first transmission time interval TTI length is determined to have the secondary component carrier SCC.
  • the uplink shared channel that is transmitted by using the first transmission time interval TTI length on the SCC of the minimum carrier number is the fourth uplink channel; and the UCI on the third uplink channel is transferred to the fourth uplink channel;
  • Mode F if the fourth uplink channel is an uplink shared channel corresponding to the random access response RAR grant, the UCI of the third uplink channel is not transmitted;
  • Mode G when the fourth uplink channel is an uplink channel that is transmitted by using the second transmission time interval TTI length, if the second transmission time interval TTI length exists simultaneously in the second transmission time interval TTI Transmitting the uplink shared channel and the uplink control channel transmitted by using the second transmission time interval TTI length, and transferring the UCI on the third uplink channel to the fourth uplink channel, using the second transmission time interval TTI Transmitting a length of the uplink shared channel and a predetermined one of the uplink control channels; or transferring a portion of the UCI on the third uplink channel to the fourth uplink channel using the second transmission time Transmitting in an uplink shared channel of the TTI length transmission, transferring another part of the UCI on the third uplink channel to the uplink control channel in the fourth uplink channel using the second transmission time interval TTI length transmission transmission;
  • Mode H determining, when the uplink channel that needs to be transmitted or not punctured includes a plurality of uplink channels that are transmitted using the second transmission time interval TTI length, in the first transmission time interval TTI The first or last uplink channel of the plurality of uplink channels transmitted using the second transmission time interval TTI length is a fourth uplink channel; transferring the UCI on the third uplink channel to the fourth uplink channel ;
  • Mode I when the determined uplink channel that needs to be transmitted or not punctured includes a plurality of uplink channels that are transmitted using the second transmission time interval TTI length, within the first transmission time interval TTI length, The P-CSI in the UCI on the third uplink channel is transferred to the uplink channel carrying the P-CSI in the uplink channel using the second transmission time interval TTI length transmission, and the third uplink channel is ACK/NACK and/or SR in the UCI is transferred to the plurality of uplink channels carrying ACK/NACK and/or SR in the uplink channel using the second transmission time interval TTI length transmission;
  • Mode J when the uplink shared channel using the second transmission time interval TTI length transmission is determined to exist on the multiple carriers simultaneously in the transmission time of the second transmission time interval TTI length in the time unit i If the uplink shared channel that is transmitted by using the second transmission time interval TTI length exists on the PCC, determine that the uplink shared channel that is transmitted by using the second transmission time interval TTI length on the PCC is the fourth uplink.
  • the uplink shared channel that is transmitted using the second transmission time interval TTI length does not exist on the PCC, determining that there is an SCC in the uplink shared channel transmission using the second transmission time interval TTI length transmission
  • the uplink shared channel transmitted using the second transmission time interval TTI length on the SCC having the smallest carrier number is the fourth uplink channel; and the UCI on the third uplink channel is transferred to the fourth uplink channel.
  • the processor is specifically configured to:
  • the terminal When the terminal receives the downlink control channel corresponding to the second uplink channel before the time unit i, determining that the time node is a time before the time unit i; or
  • the terminal When the terminal receives the downlink control channel corresponding to the second uplink channel in the time unit i, determining that the time node is a time in the time unit i; or
  • the time node of the other uplink channel may be determined based on determining that there are other uplink channels in the time unit; And/or overlapping symbol positions between uplink channels in the time unit, determining an uplink channel to be transmitted in the time unit, thereby enabling inter-channel avoidance when transmitting uplink channels using different TTI lengths on the carrier at the same time unit Collision, guarantee single-carrier characteristics and avoid power limitation.
  • FIG. 1 is a schematic flowchart of a data transmission method according to an embodiment of the present invention.
  • 2 is an sPUCCH/sPUSCH using a sTTI of 2 symbol lengths for transmission of PUSCH/PUCCH in subframe i and 6th and 7th symbols in the first slot in subframe i in the embodiment of the present invention;
  • FIG. 3 is a schematic diagram of transmitting only a PUSCH/PUCCH on a carrier c according to an embodiment of the present invention
  • FIG. 4 is a schematic diagram of transmitting a punctured PUSCH/PUCCH and an sPUCCH/sPUSCH on a carrier c according to an embodiment of the present invention
  • 5 is an sPUCCH/sPUSCH with a sTTI of 3 symbol lengths transmitted on a PUSCH/PUCCH in a subframe i and a first to third symbols in a first slot in a subframe i according to an embodiment of the present invention;
  • FIG. 6 is a schematic diagram of only transmitting sPUCCH/sPUSCH on carrier c according to an embodiment of the present invention
  • FIG. 7 is a schematic diagram of transmitting a punctured PUSCH/PUCCH and an sPUCCH/sPUSCH on a carrier c according to an embodiment of the present invention
  • FIG. 8 is a schematic diagram of only transmitting a PUSCH/PUCCH on a carrier c according to an embodiment of the present invention.
  • FIG. 9 is a schematic structural diagram of a device according to an embodiment of the present invention.
  • FIG. 10 is a schematic structural diagram of another device according to an embodiment of the present invention.
  • GSM Global System of Mobile communication
  • CDMA Code Division Multiple Access
  • WCDMA Wideband Code Division Multiple Access
  • GPRS General Packet Radio Service
  • LTE Long Term Evolution
  • LTE-A Advanced Long Term Evolution
  • UMTS Universal Mobile Telecommunication System
  • NR New Radio
  • the user equipment includes but is not limited to a mobile station (Mobile Station, MS), a mobile terminal (Mobile Terminal), a mobile phone (Mobile Telephone), a mobile phone (handset). And portable devices, etc., the user equipment can communicate with one or more core networks via a Radio Access Network (RAN), for example, the user equipment can be a mobile phone (or "cellular"
  • RAN Radio Access Network
  • the user equipment can be a mobile phone (or "cellular"
  • the telephone device, the computer with wireless communication function, etc., the user equipment can also be a mobile device that is portable, pocket-sized, handheld, built-in, or in-vehicle.
  • a base station may refer to a device in an access network that communicates with a wireless terminal over one or more sectors over an air interface.
  • the base station can be used to convert the received air frame to the IP packet as a router between the wireless terminal and the rest of the access network, wherein the remainder of the access network can include an Internet Protocol (IP) network.
  • IP Internet Protocol
  • the base station can also coordinate attribute management of the air interface.
  • the base station may be a Base Transceiver Station (BTS) in GSM or CDMA, or may be a base station (NodeB) in TD-SCDMA or WCDMA, or may be an evolved base station (eNodeB or eNB or e- in LTE).
  • NodeB, evolutional Node B), or a base station (gNB) in 5G NR the present invention is not limited.
  • the data transmission method in this embodiment is mainly applied to a device such as a terminal or a base station, and of course, other devices may be used.
  • the application is not limited.
  • This embodiment is mainly applied to the terminal as an example for detailed description.
  • the sending behavior of the corresponding terminal is the receiving behavior of the base station.
  • the data transmission process is as follows:
  • Step 101 Determine that there is a first uplink channel transmitted in the time unit i using the first transmission time interval TTI length and a second uplink channel transmitted in the second transmission time interval TTI length, where the first uplink channel and the first uplink channel The two uplink channels overlap in time;
  • Step 102 Obtain a time node that determines that the second uplink channel exists in the time unit i; and/or obtain an overlapping symbol of the second uplink channel and the first uplink channel in the time unit i position;
  • Step 103 Determine, according to the time node and/or the overlapping symbol position, an uplink channel that needs to be transmitted in the time unit i and perform transmission;
  • the first transmission time interval TTI length is greater than the second transmission time interval TTI length; and/or
  • the time unit i is N subframes or time slots or mini-slots or sTTIs or symbols, and N is an integer greater than or equal to 1; and/or
  • the first uplink channel and the second uplink channel are on the same carrier or on different carriers.
  • the terminal determines that the uplink channel that can be transmitted using the first transmission time interval TTI length and the uplink channel that is transmitted using the second transmission time interval TTI length are simultaneously transmitted.
  • the length of the first transmission time interval TTI may be 1 ms
  • the length of the second transmission time interval TTI may be an sTTI length of no more than 1 ms, such as 2, 3, 4, 7 symbols, etc., or the first transmission time.
  • Both the interval TTI length and the second transmission time interval TTI length are two different sTTI lengths of no more than 1 ms.
  • the terminal further needs to determine that the uplink control channel capable of transmitting using the first transmission time interval TTI length and the uplink shared channel transmitted using the second transmission time interval TTI length are simultaneously transmitted, and/or can support the use of the first transmission time interval TTI
  • the uplink shared channel of the length transmission is simultaneously transmitted with the uplink control channel transmitted using the second transmission time interval TTI length.
  • the terminal may simultaneously have a first uplink channel transmitted using the first transmission time interval TTI length and a second uplink channel transmitted using the second transmission time interval TTI length, the first uplink channel and the second uplink
  • the channels can be on the same carrier or on different carriers.
  • the same terminal cannot simultaneously transmit PUSCH and sPUSCH/sPUCCH on the same carrier, or simultaneously transmit PUCCH and /sPUSCH/sPUCCH.
  • a possible solution in the prior art is to discard one or more of the channel transmissions, or to punct the overlap with the sTTI for the upstream channel using the 1 ms TTI to avoid the above overlapping transmission.
  • the terminal cannot give up the use of the 1 ms TTI in time. Transmission of the upstream channel.
  • PUCCH format 1/1a/1b/3 there is an orthogonal sequence in the time domain. If some symbols in one slot are punctured, the orthogonality is destroyed, resulting in the punctured PUCCH pair of the terminal.
  • the terminal generates interference in other terminals multiplexed and transmitted in the same resource block (RB).
  • the PUSCH For the PUSCH, if the MU-MIMO is performed, if the puncturing position is the RS, the base station side cannot obtain the RS of the terminal, so that when the PUSCH of the other terminal that performs the MU-MIMO transmission with the terminal is received, the other terminal cannot be obtained.
  • the PUSCH performs interference cancellation based on the RS of the terminal, thereby causing interference of data of the terminal to data of other MU-MIMO terminals.
  • uplink channels of different TTI lengths may be transmitted on different carriers, and multiple channels of different TTI lengths are transmitted in parallel, which may result in limited transmission power of the terminal, and a mechanism is needed to avoid power. Limited.
  • the PDSCH and the sPDSCH are simultaneously scheduled to be transmitted on the same carrier or different carriers in the same time unit, or both the PUCCH and the sPUSCH/sPUCCH are present on the same carrier or different carriers in the same time unit, or in the same A PUSCH and an sPUSCH/sPUCCH are simultaneously present on the same carrier or different carriers in one time unit.
  • the terminal obtains Determining a time node in which the second uplink channel exists in the time unit i; and/or obtaining an overlapping symbol position of the second uplink channel and the first uplink channel in the time unit i, and further, depending on the time node and/or the overlapping symbol position, Determining the uplink channel that needs to be transmitted in the time unit i, on the basis of achieving the purpose of ensuring single carrier characteristics or avoiding power limitation, when the uplink channel using different TTI lengths is transmitted on the carrier at the same time unit, Affects the transmission performance of other terminals multiplexed with the channel.
  • the following after determining, in the time unit i, that there is a first uplink channel transmitted using the first transmission time interval TTI length and a second uplink channel transmitted using the second transmission time interval TTI length, the following includes step:
  • the second transmission time interval TTI length length transmits the second uplink channel and transmits the overlapping symbol position of the first uplink channel using the first transmission time interval TTI length.
  • the terminal needs to determine whether the sum of the transmit powers of the first uplink channel and the second uplink channel exceeds a preset maximum transmit power, and the preset maximum transmit power is a maximum transmit power that the terminal can support. If the sum of the transmit powers of the first uplink channel and the second uplink channel does not exceed the maximum transmit power that the terminal can support, the first upper channel and the second uplink channel may be simultaneously transmitted on different carriers.
  • the terminal will determine the time node in which the second uplink channel exists in the time unit i; and/or the second uplink channel and the first uplink channel in the time unit i
  • the overlapping symbol positions determine which upstream channels need to be transmitted in time unit i. For example, according to the limitation of the maximum transmit power, corresponding puncturing or rounding operations are performed on the first uplink channel and the second uplink channel in the second uplink channel on different carriers, for example, selecting an uplink channel with a high priority according to a predetermined priority. Without processing, priority is given to puncturing or discarding the low priority upstream channel until the total power is less than the maximum transmit power.
  • the priority may be based on a carrier number, a carrier priority, a carried UCI, a priority of the channel itself, a priority of a TTI length, or the like, or a combination of a plurality of priorities.
  • the step of: determining, according to the time node and/or the overlapping symbol position, an uplink channel to be transmitted in the time unit i and transmitting, in a specific implementation process There are two ways to do this:
  • the first method determining an uplink channel to be transmitted in the time unit i and transmitting based on determining a time node in which the second uplink channel exists in the time unit i.
  • the determining, by using the time node that the second uplink channel exists in the time unit i specifically includes:
  • the terminal When the terminal receives the downlink control channel corresponding to the second uplink channel before the time unit i, determining that the time node is a time before the time unit i; or
  • the terminal When the terminal receives the downlink control channel corresponding to the second uplink channel in the time unit i, determining that the time node is a time in the time unit i; or
  • the downlink control channel corresponding to the second uplink channel is a downlink control channel for transmitting scheduling signaling of the second uplink channel, that is, a UL grant, and the downlink The control channel is transmitted using the uplink DCI format.
  • the downlink control channel corresponding to the second uplink channel is a downlink control channel indicating that the downlink SPS resource is released by performing ACK/NACK feedback on the second uplink channel or Scheduling a downlink control channel of a downlink shared channel that needs to perform ACK/NACK feedback on the second uplink channel, that is, a DL grant, and the downlink control channel is transmitted using a downlink DCI format.
  • time node Since the time node is the time in the time unit i or the time node is the time before the time unit i, in the first method, according to the time node, it can be divided into the following two types.
  • the time node is the time in the time unit i
  • determining the uplink channel to be transmitted in the time unit i and transmitting the information may include the following methods:
  • Mode 1-1 determining to transmit the first uplink channel in the time unit i; that is, the UE abandons transmitting the second uplink channel in the time unit i, and only transmits the first uplink channel.
  • Mode 1-2 determining whether the position of the overlapping symbol is a pilot symbol of the first uplink channel or a location where a UCI symbol is carried (in which UCI symbol determination is only required when UCI is carried on the first uplink channel) If yes, determining to transmit the first uplink channel in the time unit i, that is, to abandon the transmission of the second uplink channel, to transmit only the first uplink channel; if not, to the first uplink channel The symbol overlapping with the second uplink channel is punctured, and the first uplink channel and the second uplink channel after the puncturing are transmitted in the time unit i.
  • the puncturing that is, the first uplink channel is considered to be the overlapping symbol when performing channel coding and rate matching, and when performing resource mapping, the first uplink should be mapped to the overlapping symbol.
  • the information of the channel is discarded or zeroed or covered by the information of the second upstream channel, and normal mapping and transmission are performed on other non-overlapping symbols.
  • the sTTI is used.
  • the 2 symbol length sPUCCH/sPUSCH overlaps on the carrier c.
  • the sPUCCH/sPUSCH is also present on the carrier c on the 6th and 7th symbols of the first slot in the subframe i.
  • the PUSCH/PUCCH has started to be transmitted in the first slot of the subframe i. .
  • the terminal may adopt the foregoing mode 1-1. As shown in FIG. 3, the terminal transmits only the PUSCH/PUCCH on the carrier c in the first time slot of the subframe i. Of course, if the sPUCCH/ does not exist in the second time slot. sPUSCH transmission, PUSCH/PUCCH may continue to be transmitted, if there is sPUCCH/sPUSCH transmission, processing in the same manner, abandoning the sPUCCH/ on the carrier c on the 6th and 7th symbols of the first slot in the transmission subframe i sPUSCH.
  • the terminal may also adopt the foregoing manner 1-2. As shown in FIG. 4, the terminal determines whether the sPUCCH/sPUSCH overlaps with the pilot symbol of the PUSCH/PUCCH. If it is assumed that only the PUSCH overlaps with the sPUCCH/sPUSCH on the carrier c in the subframe i, or only if the PUCCH format 4 or 5 overlaps with the sPUCCH/sPUSCH, or if both the PUSCH and the PUCCH format 4 or 5 overlap with the sPUCCH/sPUSCH, Since the pilots of the PUSCH and PUCCH format 4 or 5 are transmitted on the 4th symbol in each slot, the pilots of the sPUCCH/sPUSCH and the PUSCH/PUCCH do not overlap, and the terminal is in the first of the subframes i.
  • the PUSCH/PUCCH is punctured on the 6th and 7th symbols on the carrier c, that is, the uplink channel transmitted using the first transmission time interval TTI length is considered to be the overlapping symbol when performing channel coding and rate matching.
  • TTI length the uplink channel transmitted using the first transmission time interval TTI length is considered to be the overlapping symbol when performing channel coding and rate matching.
  • resource mapping the information that should be mapped to the overlapping symbols is discarded or zeroed, normal mapping and transmission are performed on other non-overlapping symbols, and transmitted on carrier 6 on the 6th and 7th symbols.
  • the terminal When the PUSCH carrying the UCI overlaps with the sPUCCH/sPUSCH on the carrier c in the subframe i, the terminal further determines whether the sPUCCH/sPUSCH overlaps with the UCI-bearing symbol of the PUSCH, because the ACK/NACK maps the symbols on both sides of the pilot. On the 3rd and 5th symbols, the RI is mapped on the 2nd and 6th symbols on both sides of the ACK/NACK, and therefore, the sPUCCH/sPUSCH transmitted on the 6th and 7th symbols overlaps with the symbol carrying the RI in the PUSCH. Then, the terminal abandons the transmission of the sPUCCH/sPUSCH on the carrier c in the first time slot of the subframe i, and transmits only the PUSCH, and the transmission mode is as shown in FIG. 3.
  • the mode 1-2 is applicable to when the first uplink channel is an uplink shared channel or an uplink control channel (eg, PUCCH format 2 or 4 or 5) that does not use a time domain orthogonal sequence.
  • an upstream channel carries UCI (which can be any type of UCI, or a fixed UCI).
  • UCI which can be any type of UCI, or a fixed UCI.
  • the second case: the time node is the time before the time unit i, and determining the uplink channel to be transmitted in the time unit i and transmitting the information may include the following methods:
  • Mode 2-1 determining to transmit the second uplink channel in the time unit i; that is, abandon transmitting the first uplink channel (ie, the first uplink channel is not transmitted at any time in the time unit i) That is, the transmission is abandoned from the start time of the time unit i, but if the first uplink channel occupies multiple time unit transmissions, the other time units do not overlap with the second uplink channel or are not satisfied. In the case, it can be transmitted), and only the second uplink channel is transmitted.
  • Mode 2-2 determining to transmit the uplink control channel in the first uplink channel and the second uplink channel in the time unit i; that is, to abandon transmission of the uplink shared channel.
  • Mode 2-3 determining an uplink channel carrying the UCI in the first uplink channel and the second uplink channel; determining, in the time unit i, transmitting the uplink channel carrying the UCI; if there are multiple bearers carrying UCI Uplink channel, determining an uplink channel carrying a high priority UCI from an uplink channel carrying UCI; determining to transmit the uplink channel carrying the high priority UCI in the time unit i; further, if there are multiple bearers high priority
  • the uplink channel of the level UCI is reused by the above mode 2-1 and/or mode 2-2 to discard the unselected uplink channel.
  • the first uplink channel is an uplink shared channel or an uplink control channel that does not use a time domain orthogonal sequence (for example, PUCCH format 2 or 4 or 5, and does not exclude other subsequently defined non-use time domain orthogonal An uplink control channel of the sequence) or an uplink channel carrying a UCI (which may be any type of UCI, or a fixed UCI); determining whether the overlapping symbol position is a pilot symbol of the first uplink channel or carrying a UCI symbol a location; if yes, determining to transmit the second uplink channel in the time unit i, that is, to abandon transmitting the first uplink channel; if not, to the second uplink channel and the second uplink
  • the symbols of the channel overlap are punctured, and it is determined that the punctured first uplink channel and the second uplink channel are transmitted in the time unit i.
  • the terminal can judge the child before the start of the first slot of the subframe i.
  • the sPUCCH/sPUSCH exists on the carrier c on the first to third symbols in the first slot in the frame i.
  • the terminal may adopt the foregoing mode 2-1. As shown in FIG. 6, the terminal abandons the transmission of the PUSCH/PUCCH on the carrier c in the first time slot in the subframe i, and transmits only the sPUCCH/sPUSCH, that is, the PUSCH/PUCCH is in the sub-frame. No time is transmitted at any time in the first slot in frame i. If there is no overlap with sTTI in the second slot, it can be transmitted in the second slot.
  • the terminal may adopt the foregoing manner 2-2.
  • the terminal transmits the PUCCH and the sPUCCH on the carrier c in the first slot in the subframe i, and abandons the transmission of the PUSCH and the sPUSCH. If the PUCCH and the sPUCCH exist simultaneously, the terminal further selects to transmit the sPUCCH and / or select the channel carrying the high priority UCI, or transmit both channels simultaneously.
  • the terminal may adopt the foregoing manner 2-3, in which the terminal transmits the uplink channel carrying the UCI on the carrier c in the first time slot in the subframe i, for example, it is assumed that there is a PUSCH carrying the UCI and the sPUCCH carrying the UCI in the subframe i. Then, the sPUCCH carrying the UCI is selected to be transmitted, and the PUSCH that does not carry the UCI is discarded. For another example, if there is a PUCCH carrying the UCI and an sPUSCH carrying the UCI in the subframe i, the PUCCH carrying the UCI is selected to be transmitted, and the sPUSCH not carrying the UCI is discarded.
  • the sPUCCH is further selected for transmission and/or the channel carrying the high priority UCI is selected, or both channels are simultaneously transmitted.
  • the sPUSCH is further selected to be transmitted and/or the channel carrying the high priority UCI is selected, or two channels are simultaneously transmitted.
  • the terminal may adopt the foregoing manner 2-4, the terminal determines whether the sPUCCH/sPUSCH overlaps with the pilot symbol of the PUSCH/PUCCH; if it is assumed that only the PUSCH overlaps with the sPUCCH/sPUSCH on the carrier c in the subframe i, or only the PUCCH format 4 exists Or when 5 overlaps with sPUCCH/sPUSCH, or both PUSCH and PUCCH format 4 or 5 overlap with sPUCCH/sPUSCH, since pilots of PUSCH and PUCCH format 4 or 5 are transmitted on the 4th symbol in each slot, Therefore, the sPUCCH/sPUSCH does not overlap with the pilot of the PUSCH/PUCCH, and the terminal punctured the PUSCH/PUCCH on the first to third symbols on the carrier c in the first slot in the subframe i, that is, the The uplink channel transmitted using the first transmission time interval TTI length considers the overlapping symbol when performing channel coding and rate matching, and when
  • a second method based on the overlapping symbol positions of the second uplink channel and the first uplink channel in the time unit i, determining whether the uplink channel to be transmitted in the time unit i does not care whether the terminal can determine the presence before the time unit i
  • the second upstream channel Specifically, the following steps are included:
  • the determining, by the time node, the uplink channel that needs to be transmitted in the time unit i, and performing the transmission specifically includes:
  • the terminal determines whether the sPUCCH/sPUSCH transmission exists in the first slot of the subframe i before the first slot of the subframe i is transmitted, when the terminal determines that the subframe is in the subframe.
  • the terminal determines whether the sPUCCH/sPUSCH overlaps with the pilot symbol of the PUSCH/PUCCH or the symbol carrying the UCI, and the specific process is the same as the mode 1 in the first method. -2.
  • the terminal determines whether the sPUCCH/sPUSCH overlaps with the pilot symbols of the PUSCH/PUCCH.
  • the PUSCH/PUCCH is punctured on the 6th and 7th symbols on the carrier c, that is, the uplink channel transmitted using the first transmission time interval TTI length is considered to be the overlapping symbol when performing channel coding and rate matching.
  • TTI length the uplink channel transmitted using the first transmission time interval TTI length is considered to be the overlapping symbol when performing channel coding and rate matching.
  • resource mapping the information that should be mapped to the overlapping symbols is discarded or zeroed, normal mapping and transmission are performed on other non-overlapping symbols, and transmitted on carrier 6 on the 6th and 7th symbols.
  • the terminal When the PUSCH carrying the UCI overlaps with the sPUCCH/sPUSCH on the carrier c in the subframe i, the terminal further determines whether the sPUCCH/sPUSCH overlaps with the UCI-bearing symbol of the PUSCH, because the ACK/NACK maps the symbols on both sides of the pilot. On the 3rd and 5th symbols, the RI is mapped on the 2nd and 6th symbols on both sides of the ACK/NACK, and therefore, the sPUCCH/sPUSCH transmitted on the 6th and 7th symbols overlaps with the symbol carrying the RI in the PUSCH. Then, the terminal abandons the transmission of the sPUCCH/sPUSCH on the carrier c in the first time slot of the subframe i, and transmits only the PUSCH, and the transmission mode is as shown in FIG. 3.
  • the uplink channel that needs to be transmitted in the time unit i may be determined based on the time node.
  • the terminal knows that the sPUCCH/ exists on the carrier c.
  • the PUSCH/PUCCH has started transmission in the first slot of subframe i.
  • the terminal determines that only the PUSCH/PUCCH is transmitted on carrier c in the first slot of subframe i.
  • the terminal may be in the first slot in the subframe i Transmitting the PUSCH/PUCCH on the carrier c, and transmitting only the sPUCCH/sPUSCH, that is, the PUSCH/PUCCH is not transmitted at any time in the first slot in the subframe i, if the second slot does not exist and The overlap of sTTIs can be transmitted in the second time slot.
  • the terminal transmits the PUCCH and the sPUCCH on the carrier c in the first time slot in the subframe i, abandoning the transmission of the PUSCH and the sPUSCH, and if the PUCCH and the sPUCCH exist simultaneously, further selecting the transmission sPUCCH and/or selecting the bearer high priority
  • the channel of the UCI, or both channels are transmitted simultaneously.
  • the terminal transmits the uplink channel carrying the UCI on the carrier c in the first time slot in the subframe i. For example, if there is a PUSCH carrying the UCI and the sPUCCH carrying the UCI in the subframe i, the terminal is selected to transmit the UCI. sPUCCH, abandoning the transmission of a PUSCH that does not carry UCI. For another example, if there is a PUCCH carrying the UCI and an sPUSCH carrying the UCI in the subframe i, the PUCCH carrying the UCI is selected to be transmitted, and the sPUSCH not carrying the UCI is discarded.
  • the sPUCCH is further selected for transmission and/or the channel carrying the high priority UCI is selected, or both channels are simultaneously transmitted.
  • the sPUSCH is further selected to be transmitted and/or the channel carrying the high priority UCI is selected, or two channels are simultaneously transmitted.
  • the UCI is carried on the uplink channel that is not transmitted or punctured, so, in step: based on the time node and/or the overlapping symbol position, determining an uplink channel to be transmitted in the time unit i and performing After the transmission, the method in this embodiment further has the following steps:
  • the UCI on the third uplink channel is transferred to the first uplink channel and/or the second uplink channel according to a preset rule to determine a fourth uplink channel that needs to be transmitted or not punctured. Including at least one of the following:
  • Method A transferring all UCIs on the third uplink channel to the fourth uplink channel;
  • Mode B when the UCI on the third uplink channel is an ACK/NACK and/or an SR, transferring the UCI on the third uplink channel to the fourth uplink channel;
  • Mode C when the UCI on the third uplink channel includes the P-CSI, if the P-CSI is carried in the fourth uplink channel, discarding the P-CSI on the third uplink channel, if If the P-CSI is not carried in the fourth uplink channel, the P-CSI on the third uplink channel is transferred to the fourth uplink channel;
  • Mode D when the fourth uplink channel includes an uplink shared channel and an uplink control channel that are transmitted by using the first transmission time interval TTI length, transferring UCI on the third uplink channel to the fourth uplink channel Transmitting on a predetermined one of the uplink shared channel and the uplink control channel transmitted by using the first transmission time interval TTI length; or transferring a part of the UCI on the third uplink channel to the fourth Transmitting, in the uplink channel, the uplink shared channel transmitted using the first transmission time interval TTI length, and transferring another portion of the UCI on the third uplink channel to the fourth uplink channel, using the first transmission Time interval TTI length transmission in the uplink control channel;
  • Mode E when there is an uplink shared channel that is determined to be transmitted or not punctured using the first transmission time interval TTI length on the plurality of carriers in the time unit i, if the primary member carrier PCC is on the PCC Determining, by using the uplink shared channel that is transmitted by using the first transmission time interval TTI length, determining that the uplink shared channel that is transmitted by using the first transmission time interval TTI length on the PCC is a fourth uplink channel, if The uplink shared channel that is transmitted by using the first transmission time interval TTI length does not exist on the PCC, and the presence of the uplink shared channel transmission using the first transmission time interval TTI length is determined to have the secondary component carrier SCC.
  • the uplink shared channel that is transmitted by using the first transmission time interval TTI length on the SCC of the minimum carrier number is the fourth uplink channel; and the UCI on the third uplink channel is transferred to the fourth uplink channel;
  • Mode F if the fourth uplink channel is an uplink shared channel corresponding to the random access response RAR grant, the UCI of the third uplink channel is not transmitted;
  • Mode G when the fourth uplink channel is an uplink channel that is transmitted by using the second transmission time interval TTI length, if the second transmission time interval TTI length exists simultaneously in the second transmission time interval TTI Transmitting the uplink shared channel and the uplink control channel transmitted by using the second transmission time interval TTI length, and transferring the UCI on the third uplink channel to the fourth uplink channel, using the second transmission time interval TTI Transmitting a length of the uplink shared channel and a predetermined one of the uplink control channels; or transferring a portion of the UCI on the third uplink channel to the fourth uplink channel using the second transmission time Transmitting in an uplink shared channel of the TTI length transmission, transferring another part of the UCI on the third uplink channel to the uplink control channel in the fourth uplink channel using the second transmission time interval TTI length transmission transmission;
  • Mode H determining, when the uplink channel that needs to be transmitted or not punctured includes a plurality of uplink channels that are transmitted using the second transmission time interval TTI length, in the first transmission time interval TTI The first or last uplink channel of the plurality of uplink channels transmitted using the second transmission time interval TTI length is a fourth uplink channel; transferring the UCI on the third uplink channel to the fourth uplink channel ;
  • Mode I when the determined uplink channel that needs to be transmitted or not punctured includes a plurality of uplink channels that are transmitted using the second transmission time interval TTI length, within the first transmission time interval TTI length, The P-CSI in the UCI on the third uplink channel is transferred to the uplink channel carrying the P-CSI in the uplink channel using the second transmission time interval TTI length transmission, and the third uplink channel is ACK/NACK and/or SR in the UCI is transferred to the plurality of uplink channels carrying ACK/NACK and/or SR in the uplink channel using the second transmission time interval TTI length transmission;
  • Mode J when the uplink shared channel using the second transmission time interval TTI length transmission is determined to exist on the multiple carriers simultaneously in the transmission time of the second transmission time interval TTI length in the time unit i If the uplink shared channel that is transmitted by using the second transmission time interval TTI length exists on the PCC, determine that the uplink shared channel that is transmitted by using the second transmission time interval TTI length on the PCC is the fourth uplink.
  • the uplink shared channel that is transmitted using the second transmission time interval TTI length does not exist on the PCC, determining that there is an SCC in the uplink shared channel transmission using the second transmission time interval TTI length transmission
  • the uplink shared channel transmitted using the second transmission time interval TTI length on the SCC having the smallest carrier number is the fourth uplink channel; and the UCI on the third uplink channel is transferred to the fourth uplink channel.
  • the terminal determines that only the PUSCH/PUCCH needs to be transmitted on the carrier c in the first slot of the subframe i, and the first one of the transmission subframes i is discarded.
  • the UCI carried on the sPUCCH/sPUSCH may be transferred to the PUSCH/PUCCH for transmission according to the above predetermined rule. For example, in mode A, all UCIs are directly transferred to PUSCH/PUCCH for transmission. Or adopt mode B.
  • the UCI type if the UCI is ACK/NACK and/or SR, it is directly transferred to the PUSCH/PUCCH for transmission.
  • the P-CSI when the UCI includes the P-CSI, the P-CSI is directly discarded, or if the P-CSI is carried in the PUSCH/PUCCH, the P-CSI included in the UCI is discarded, if the PUSCH/ If the P-CSI is not carried in the PUCCH, the P-CSI included in the UCI is transferred to the PUSCH/PUCCH for transmission.
  • mode D when the UCI includes the P-CSI, the P-CSI is directly discarded, or if the P-CSI is carried in the PUSCH/PUCCH, the P-CSI included in the UCI is discarded, if the PUSCH/ If the P-CSI is not carried in the PUCCH, the P-CSI included in the UCI is transferred to the PUSCH/PUCCH for transmission.
  • mode D when the UCI includes the P-CSI, the P-
  • PUSCH and PUCCH exist simultaneously on carrier c (ie, carrier c is PCC), one of them is selected to carry the UCI (for example, selecting an uplink control channel), or P-CSI in the UCI is selected. Transfer to the PUSCH for transmission, and transfer the ACK/NACK and/or SR of the UCI to the PUCCH for transmission. Or, in the mode E, if multiple PUSCHs exist on multiple carriers in the subframe i, when the PUSCH exists on the PCC, the PUSCH on the PCC is selected to carry the UCI, and when there is no PUSCH on the PCC, the presence is selected. The PUSCH on the SCC of the PUSCH with the smallest carrier number carries the UCI. Or, in the manner F, if the PUSCH selected according to the above rule is a PUSCH corresponding to the RAR grant, the UCI is not transmitted.
  • the pilots of the sPUCCH/sPUSCH and the PUSCH/PUCCH do not overlap, and the terminal is in the first slot in the subframe i on the carrier c to the PUSCH/PUCCH.
  • the 6th and 7th symbols are punctured, and the sPUCCH/sPUSCH is transmitted on the carrier c on the 6th and 7th symbols, and the UCI carried on the PUCCH/PUSCH is transferred to the sPUCCH/sPUSCH for transmission according to the above rules.
  • mode A all UCIs are directly transferred to sPUSCH/sPUCCH for transmission.
  • mode B adopt mode B.
  • the UCI is ACK/NACK and/or SR, transfer directly to sPUSCH/sPUCCH for transmission.
  • the UCI includes P-CSI: directly dropping the P-CSI, or if the sPUSCH/sPUCCH itself carries the P-CSI, discarding the P-CSI included in the UCI, if sPUSCH/ If the P-CSI is not carried in the sPUCCH, the P-CSI included in the UCI is transferred to the sPUSCH/sPUCCH for transmission.
  • both sPUSCH and sPUCCH exist on carrier c ie, carrier c is PCC
  • carrier c is PCC
  • one of them is selected to carry the UCI (for example, selecting an uplink control channel), or P-CSI in the UCI is selected.
  • mode H if there are multiple sPUCCH/sPUSCH in multiple sTTIs in subframe i, the first or last one is selected to carry the UCI.
  • a sPUCCH/sPUSCH that carries the P-CSI is carried to carry the P-CSI in the UCI, and if there is no P-CSI in itself, The sPUCCH/sPUSCH of the CSI is selected to carry the first or last sPUCCH/sPUSCH to carry the P-CSI in the UCI, and select an sPUCCH/sPUSCH that carries the ACK/NACK and/or the SR to carry the ACK in the UCI.
  • NACK and/or SR may be the same or different from the uplink channel selected for the P-CSI, if different, corresponding to selecting multiple channels, respectively for carrying different UCI), if there is no ACK/NACK carried by itself And/or sPUCCH/sPUSCH of the SR, then selecting the first or last sPUCCH/sPUSCH to carry the ACK/NACK and/or SR in the UCI, and if there are multiple channels satisfying the above conditions, then the above conditions are met.
  • the first or last one of the plurality of channels is selected to carry the corresponding UCI.
  • the sPUSCH on the PCC is selected to carry the UCI, and the PCC does not exist.
  • the sPUSCH on the SCC with the smallest carrier number in which the sPUSCH is present is selected to carry the UCI.
  • the sPUSCH selected according to the above rule is the sPUSCH corresponding to the RAR grant, the UCI is not transmitted.
  • the device mainly includes:
  • the first determining module 901 is configured to determine, in the time unit i, that the first uplink channel that is transmitted by using the first transmission time interval TTI length and the second uplink channel that is transmitted by using the second transmission time interval TTI length, where the first uplink is The channel overlaps with the second uplink channel in time;
  • a first obtaining module 902 configured to obtain a time node that determines that the second uplink channel exists in the time unit i; and/or obtain the second uplink channel and the first in the time unit i The overlapping symbol position of the upstream channel;
  • the second determining module 903 is configured to determine, according to the time node and/or the overlapping symbol location, an uplink channel that needs to be transmitted in the time unit i and perform transmission.
  • the time node is a time in the time unit i or the time node is a time before the time unit i.
  • the second determining module is specifically configured to:
  • the time node is the time in the time unit i, it is determined that the first uplink channel is transmitted in the time unit i.
  • the second determining module is specifically configured to:
  • the time node is the time in the time unit i, determining whether the overlapping symbol position is a pilot symbol of the first uplink channel or a location where the UCI symbol is carried;
  • the second determining module is specifically configured to:
  • the time node When the time node is a time before the time unit i, it is determined that the second uplink channel is transmitted in the time unit i.
  • the second determining module is specifically configured to:
  • the second determining module is specifically configured to:
  • the second determining module is specifically configured to:
  • the time node is a time before the time unit i, determining that the first uplink channel is an uplink shared channel or an uplink control channel that does not use a time domain orthogonal sequence or an uplink channel that carries UCI;
  • the second determining module is specifically configured to:
  • the second determining module is specifically configured to:
  • the first transmission time interval TTI length is greater than the second transmission time interval TTI length
  • the time unit i is N subframes or time slots or mini-slots or sTTIs or symbols, and N is an integer greater than or equal to 1; and/or
  • the first uplink channel and the second uplink channel are on the same carrier or on different carriers.
  • the device further includes:
  • a determining module configured to determine, after determining, in the time unit i, that the first uplink channel that is transmitted by using the first transmission time interval TTI length and the second uplink channel that is transmitted by using the second transmission time interval TTI length Whether the sum of the transmit powers of an uplink channel and the second uplink channel exceeds a preset maximum transmit power;
  • An execution module configured to: when the determination result of the determining module is YES, perform the step of: determining to determine, in the time unit i, a time node that transmits a second uplink channel by using a second transmission time interval TTI length length; and And/or obtaining, in the time unit i, transmitting the second uplink channel using the second transmission time interval TTI length length and transmitting the overlapping symbol position of the first uplink channel using the first transmission time interval TTI length .
  • the device further includes:
  • a second acquiring module configured to: after determining, according to the time node and/or the overlapping symbol location, an uplink channel that needs to be transmitted in the time unit i and transmitting, obtaining the first uplink channel and / or UCI carried on the third uplink channel of the second uplink channel that is not transmitted or punctured;
  • a transfer module configured to transfer, according to a preset rule, the UCI on the third uplink channel to the first uplink channel and/or the second uplink channel to determine a fourth uplink that needs to be transmitted or not punctured channel.
  • the transfer module transfers the UCI on the third uplink channel to the first uplink channel and/or the second uplink channel according to a preset rule in at least one of the following manners. Determine the fourth upstream channel that needs to be transmitted or not punctured:
  • Method A transferring all UCIs on the third uplink channel to the fourth uplink channel;
  • Mode B when the UCI on the third uplink channel is an ACK/NACK and/or an SR, transferring the UCI on the third uplink channel to the fourth uplink channel;
  • Mode C when the UCI on the third uplink channel includes the P-CSI, if the P-CSI is carried in the fourth uplink channel, discarding the P-CSI on the third uplink channel, if If the P-CSI is not carried in the fourth uplink channel, the P-CSI on the third uplink channel is transferred to the fourth uplink channel;
  • Mode D when the fourth uplink channel includes an uplink shared channel and an uplink control channel that are transmitted by using the first transmission time interval TTI length, transferring UCI on the third uplink channel to the fourth uplink channel Transmitting on a predetermined one of the uplink shared channel and the uplink control channel transmitted by using the first transmission time interval TTI length; or transferring a part of the UCI on the third uplink channel to the fourth Transmitting, in the uplink channel, the uplink shared channel transmitted using the first transmission time interval TTI length, and transferring another portion of the UCI on the third uplink channel to the fourth uplink channel, using the first transmission Time interval TTI length transmission in the uplink control channel;
  • Mode E when there is an uplink shared channel that is determined to be transmitted or not punctured using the first transmission time interval TTI length on the plurality of carriers in the time unit i, if the primary member carrier PCC is on the PCC Determining, by using the uplink shared channel that is transmitted by using the first transmission time interval TTI length, determining that the uplink shared channel that is transmitted by using the first transmission time interval TTI length on the PCC is a fourth uplink channel, if The uplink shared channel that is transmitted by using the first transmission time interval TTI length does not exist on the PCC, and the presence of the uplink shared channel transmission using the first transmission time interval TTI length is determined to have the secondary component carrier SCC.
  • the uplink shared channel that is transmitted by using the first transmission time interval TTI length on the SCC of the minimum carrier number is the fourth uplink channel; and the UCI on the third uplink channel is transferred to the fourth uplink channel;
  • Mode F if the fourth uplink channel is an uplink shared channel corresponding to the random access response RAR grant, the UCI of the third uplink channel is not transmitted;
  • Mode G when the fourth uplink channel is an uplink channel that is transmitted by using the second transmission time interval TTI length, if the second transmission time interval TTI length exists simultaneously in the second transmission time interval TTI Transmitting the uplink shared channel and the uplink control channel transmitted by using the second transmission time interval TTI length, and transferring the UCI on the third uplink channel to the fourth uplink channel, using the second transmission time interval TTI Transmitting a length of the uplink shared channel and a predetermined one of the uplink control channels; or transferring a portion of the UCI on the third uplink channel to the fourth uplink channel using the second transmission time Transmitting in an uplink shared channel of the TTI length transmission, transferring another part of the UCI on the third uplink channel to the uplink control channel in the fourth uplink channel using the second transmission time interval TTI length transmission transmission;
  • Mode H determining, when the uplink channel that needs to be transmitted or not punctured includes a plurality of uplink channels that are transmitted using the second transmission time interval TTI length, in the first transmission time interval TTI The first or last uplink channel of the plurality of uplink channels transmitted using the second transmission time interval TTI length is a fourth uplink channel; transferring the UCI on the third uplink channel to the fourth uplink channel ;
  • Mode I when the determined uplink channel that needs to be transmitted or not punctured includes a plurality of uplink channels that are transmitted using the second transmission time interval TTI length, within the first transmission time interval TTI length, The P-CSI in the UCI on the third uplink channel is transferred to the uplink channel carrying the P-CSI in the uplink channel using the second transmission time interval TTI length transmission, and the third uplink channel is ACK/NACK and/or SR in the UCI is transferred to the plurality of uplink channels carrying ACK/NACK and/or SR in the uplink channel using the second transmission time interval TTI length transmission;
  • Mode J when the uplink shared channel using the second transmission time interval TTI length transmission is determined to exist on the multiple carriers simultaneously in the transmission time of the second transmission time interval TTI length in the time unit i If the uplink shared channel that is transmitted by using the second transmission time interval TTI length exists on the PCC, determine that the uplink shared channel that is transmitted by using the second transmission time interval TTI length on the PCC is the fourth uplink.
  • the uplink shared channel that is transmitted using the second transmission time interval TTI length does not exist on the PCC, determining that there is an SCC in the uplink shared channel transmission using the second transmission time interval TTI length transmission
  • the uplink shared channel transmitted using the second transmission time interval TTI length on the SCC having the smallest carrier number is the fourth uplink channel; and the UCI on the third uplink channel is transferred to the fourth uplink channel.
  • the acquiring module is specifically configured to:
  • the terminal When the terminal receives the downlink control channel corresponding to the second uplink channel before the time unit i, determining that the time node is a time before the time unit i; or
  • the terminal When the terminal receives the downlink control channel corresponding to the second uplink channel in the time unit i, determining that the time node is a time in the time unit i; or
  • an embodiment of the present invention provides a device.
  • the device mainly includes a processor 1011.
  • the memory 1012 and the transceiver 1013 wherein the transceiver 1013 receives and transmits data under the control of the processor 1011, the memory 1012 stores a preset program, and the processor 1011 reads the program in the memory 1012, and executes the following according to the program. process:
  • the processor 1011 determines that there is a first uplink channel transmitted in the time unit i using the first transmission time interval TTI length and a second uplink channel transmitted using the second transmission time interval TTI length, the first uplink channel and the first The two uplink channels overlap in time;
  • the processor 1011 obtains a time node that determines that the second uplink channel exists in the time unit i; and/or
  • the processor 1011 determines an uplink channel to be transmitted in the time unit i based on the time node and/or the overlapping symbol position and transmits.
  • the bus architecture may include any number of interconnected buses and bridges, specifically linked by one or more processors 1011 represented by processor 1011 and various circuits of memory represented by memory 1012.
  • the bus architecture can also link various other circuits such as peripherals, voltage regulators, and power management circuits, which are well known in the art and, therefore, will not be further described herein.
  • the bus interface provides an interface.
  • the transceiver 1013 can be a plurality of components, including a transmitter and a transceiver, providing means for communicating with various other devices on a transmission medium.
  • the processor 1011 is responsible for managing the bus architecture and general processing, and the memory 1012 can store data used by the processor 1011 in performing operations.
  • the time node is a time in the time unit i or the time node is a time before the time unit i.
  • the processor 1011 determines to transmit the first uplink channel in the time unit i.
  • the processor 1011 is specifically configured to:
  • the processor 1011 determines to transmit the second uplink channel in the time unit i.
  • the processor 1011 determines to transmit the uplink in the first uplink channel and the second uplink channel in the time unit i. Control channel.
  • the processor 1011 is specifically configured to:
  • the processor 1011 is specifically configured to:
  • the first uplink channel is an uplink shared channel or an uplink control channel that does not use a time domain orthogonal sequence or an uplink channel that carries UCI;
  • the processor 1011 is specifically configured to:
  • the processor 1011 is specifically configured to:
  • the first transmission time interval TTI length is greater than the second transmission time interval TTI length
  • the time unit i is N subframes or time slots or mini-slots or sTTIs or symbols, and N is an integer greater than or equal to 1; and/or
  • the first uplink channel and the second uplink channel are on the same carrier or on different carriers.
  • the processor 1011 is specifically configured to:
  • the second transmission time interval TTI length length transmits the second uplink channel and transmits the overlapping symbol position of the first uplink channel using the first transmission time interval TTI length.
  • the processor 1011 is specifically configured to:
  • the first uplink channel and/or the second uplink after determining, according to the time node and/or the overlapping symbol position, an uplink channel that needs to be transmitted in the time unit i and transmitting a UCI carried on a third uplink channel of the channel that is not transmitted or punctured;
  • the processor 1011 is specifically configured to perform at least one of the following manners:
  • Method A transferring all UCIs on the third uplink channel to the fourth uplink channel;
  • Mode B when the UCI on the third uplink channel is an ACK/NACK and/or an SR, transferring the UCI on the third uplink channel to the fourth uplink channel;
  • Mode C when the UCI on the third uplink channel includes the P-CSI, if the P-CSI is carried in the fourth uplink channel, discarding the P-CSI on the third uplink channel, if If the P-CSI is not carried in the fourth uplink channel, the P-CSI on the third uplink channel is transferred to the fourth uplink channel;
  • Mode D when the fourth uplink channel includes an uplink shared channel and an uplink control channel that are transmitted by using the first transmission time interval TTI length, transferring UCI on the third uplink channel to the fourth uplink channel Transmitting on a predetermined one of the uplink shared channel and the uplink control channel transmitted by using the first transmission time interval TTI length; or transferring a part of the UCI on the third uplink channel to the fourth Transmitting, in the uplink channel, the uplink shared channel transmitted using the first transmission time interval TTI length, and transferring another portion of the UCI on the third uplink channel to the fourth uplink channel, using the first transmission Time interval TTI length transmission in the uplink control channel;
  • Mode E when there is an uplink shared channel that is determined to be transmitted or not punctured using the first transmission time interval TTI length on the plurality of carriers in the time unit i, if the primary member carrier PCC is on the PCC Determining, by using the uplink shared channel that is transmitted by using the first transmission time interval TTI length, determining that the uplink shared channel that is transmitted by using the first transmission time interval TTI length on the PCC is a fourth uplink channel, if The uplink shared channel that is transmitted by using the first transmission time interval TTI length does not exist on the PCC, and the presence of the uplink shared channel transmission using the first transmission time interval TTI length is determined to have the secondary component carrier SCC.
  • the uplink shared channel that is transmitted by using the first transmission time interval TTI length on the SCC of the minimum carrier number is the fourth uplink channel; and the UCI on the third uplink channel is transferred to the fourth uplink channel;
  • Mode F if the fourth uplink channel is an uplink shared channel corresponding to the random access response RAR grant, the UCI of the third uplink channel is not transmitted;
  • Mode G when the fourth uplink channel is an uplink channel that is transmitted by using the second transmission time interval TTI length, if the second transmission time interval TTI length exists simultaneously in the second transmission time interval TTI Transmitting the uplink shared channel and the uplink control channel transmitted by using the second transmission time interval TTI length, and transferring the UCI on the third uplink channel to the fourth uplink channel, using the second transmission time interval TTI Transmitting a length of the uplink shared channel and a predetermined one of the uplink control channels; or transferring a portion of the UCI on the third uplink channel to the fourth uplink channel using the second transmission time Transmitting in an uplink shared channel of the TTI length transmission, transferring another part of the UCI on the third uplink channel to the uplink control channel in the fourth uplink channel using the second transmission time interval TTI length transmission transmission;
  • Mode H determining, when the uplink channel that needs to be transmitted or not punctured includes a plurality of uplink channels that are transmitted using the second transmission time interval TTI length, in the first transmission time interval TTI The first or last uplink channel of the plurality of uplink channels transmitted using the second transmission time interval TTI length is a fourth uplink channel; transferring the UCI on the third uplink channel to the fourth uplink channel ;
  • Mode I when the determined uplink channel that needs to be transmitted or not punctured includes a plurality of uplink channels that are transmitted using the second transmission time interval TTI length, within the first transmission time interval TTI length, The P-CSI in the UCI on the third uplink channel is transferred to the uplink channel carrying the P-CSI in the uplink channel using the second transmission time interval TTI length transmission, and the third uplink channel is ACK/NACK and/or SR in the UCI is transferred to the plurality of uplink channels carrying ACK/NACK and/or SR in the uplink channel using the second transmission time interval TTI length transmission;
  • Mode J when the uplink shared channel using the second transmission time interval TTI length transmission is determined to exist on the multiple carriers simultaneously in the transmission time of the second transmission time interval TTI length in the time unit i If the uplink shared channel that is transmitted by using the second transmission time interval TTI length exists on the PCC, determine that the uplink shared channel that is transmitted by using the second transmission time interval TTI length on the PCC is the fourth uplink.
  • the uplink shared channel that is transmitted using the second transmission time interval TTI length does not exist on the PCC, determining that there is an SCC in the uplink shared channel transmission using the second transmission time interval TTI length transmission
  • the uplink shared channel transmitted using the second transmission time interval TTI length on the SCC having the smallest carrier number is the fourth uplink channel; and the UCI on the third uplink channel is transferred to the fourth uplink channel.
  • the processor 1011 is specifically configured to:
  • the terminal When the terminal receives the downlink control channel corresponding to the second uplink channel before the time unit i, determining that the time node is a time before the time unit i; or
  • the terminal When the terminal receives the downlink control channel corresponding to the second uplink channel in the time unit i, determining that the time node is a time in the time unit i; or
  • the time node of the other uplink channel may be determined based on determining that there are other uplink channels in the time unit; And/or overlapping symbol positions between uplink channels in the time unit, determining an uplink channel to be transmitted in the time unit, thereby enabling inter-channel avoidance when transmitting uplink channels using different TTI lengths on the carrier at the same time unit Collision, guarantee single-carrier characteristics and avoid power limitation.
  • embodiments of the present invention can be provided as a method, system, or computer program product. Accordingly, the present invention may take the form of an entirely hardware embodiment, an entirely software embodiment, or a combination of software and hardware. Moreover, the invention can take the form of a computer program product embodied on one or more computer-usable storage media (including but not limited to disk storage, CD-ROM, optical storage, etc.) including computer usable program code.
  • computer-usable storage media including but not limited to disk storage, CD-ROM, optical storage, etc.
  • the computer program instructions can also be stored in a computer readable memory that can direct a computer or other programmable data processing device to operate in a particular manner, such that the instructions stored in the computer readable memory produce an article of manufacture comprising the instruction device.
  • the apparatus implements the functions specified in one or more blocks of a flow or a flow and/or block diagram of the flowchart.
  • These computer program instructions can also be loaded onto a computer or other programmable data processing device such that a series of operational steps are performed on a computer or other programmable device to produce computer-implemented processing for execution on a computer or other programmable device.
  • the instructions provide steps for implementing the functions specified in one or more of the flow or in a block or blocks of a flow diagram.

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Abstract

L'invention concerne un procédé et un dispositif de transmission de données, utilisés pour résoudre le problème qu'aucune solution appropriée de l'état de la technique ne résout, de collision lors de l'utilisation de canaux de liaison montante ayant différentes longueurs d'intervalle de temps de transmission (TTI) pour une transmission dans la même unité de temps. Le procédé consiste : à déterminer la présence dans une unité de temps i d'un premier canal de liaison montante à l'aide d'une première longueur d'intervalle TTI pour une transmission et d'un second canal de liaison montante à l'aide d'une seconde longueur d'intervalle TTI pour une transmission, ledit premier canal de liaison montante et ledit second canal de liaison montante se chevauchant dans le temps ; à obtenir un nœud temporel du second canal de liaison montante déterminé pour être présent dans ladite unité de temps i ; et/ou à obtenir la position des symboles de chevauchement du second canal de liaison montante et du premier canal de liaison montante dans l'unité de temps i ; sur la base du nœud temporel et/ou de la position de chevauchement des symboles, à déterminer le canal de liaison montante qui doit être transmis dans l'unité de temps i et à effectuer une transmission.
PCT/CN2018/083602 2017-05-05 2018-04-18 Procédé et dispositif de transmission de données Ceased WO2018201902A1 (fr)

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EP3996449B1 (fr) * 2019-07-25 2024-08-28 Guangdong Oppo Mobile Telecommunications Corp., Ltd. Procédé et dispositif de transmission d'informations de liaison montante, et support d'informations
CN113994746B (zh) * 2019-11-08 2024-09-20 Oppo广东移动通信有限公司 一种信道处理方法及装置、终端设备

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