WO2021147777A1 - Procédé de traitement de communication et dispositif associé - Google Patents

Procédé de traitement de communication et dispositif associé Download PDF

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Publication number
WO2021147777A1
WO2021147777A1 PCT/CN2021/072083 CN2021072083W WO2021147777A1 WO 2021147777 A1 WO2021147777 A1 WO 2021147777A1 CN 2021072083 W CN2021072083 W CN 2021072083W WO 2021147777 A1 WO2021147777 A1 WO 2021147777A1
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WO
WIPO (PCT)
Prior art keywords
pusch
uci
transmitted
transmission
dmrs
Prior art date
Application number
PCT/CN2021/072083
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English (en)
Chinese (zh)
Inventor
吴凯
王勇
顾一
Original Assignee
维沃移动通信有限公司
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Publication of WO2021147777A1 publication Critical patent/WO2021147777A1/fr

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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W72/00—Local resource management
    • H04W72/20—Control channels or signalling for resource management
    • H04W72/21—Control channels or signalling for resource management in the uplink direction of a wireless link, i.e. towards the network
    • 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
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W72/00—Local resource management
    • H04W72/12—Wireless traffic scheduling

Definitions

  • the present invention relates to the field of wireless communication technology, in particular to a communication processing method and related equipment.
  • the physical uplink control channel that transmits uplink control information (Uplink Control Information, UCI) (such as Hybrid Automatic Repeat reQuest (HARQ) information, etc.)
  • UCI Uplink Control Information
  • HARQ Hybrid Automatic Repeat reQuest
  • the modulation symbol corresponding to the UCI is usually from the next orthogonal frequency division multiplexing (Orthogonal Frequency Division Multiplexing) symbol of the demodulation reference signal (Demodulation Reference Signal, DMRS) symbol of the PUSCH.
  • Frequency Division Multiplexing (OFDM) symbols are mapped and transmitted, that is, UCI transmission on the PUSCH is based on the DMRS of the PUSCH.
  • the PUSCH that overlaps the PUCCH may not include DMRS.
  • the DMRS may not be mapped in the continuous part of the PUSCH, which may cause the communication performance of the terminal to decrease.
  • the embodiment of the present invention provides a communication processing method and related equipment.
  • an embodiment of the present invention provides a communication processing method, which is applied to a terminal, and includes:
  • any one of the following is performed:
  • the first UCI is multiplexed on the first PUSCH for transmission, and the first PUSCH is used to transmit the first UCI in a mapping manner different from the first mapping manner, and the first mapping manner is PUSCH including DMRS
  • the first UCI is multiplexed on a second PUSCH for transmission, and the second PUSCH is a PUSCH including DMRS.
  • an embodiment of the present invention also provides a terminal, including:
  • the first execution module is configured to perform any one of the following when the first PUSCH that overlaps the first uplink control channel PUCCH does not include the demodulation reference signal DMRS:
  • the first UCI is multiplexed on the first PUSCH for transmission, and the first PUSCH is used to transmit the first UCI in a mapping manner different from the first mapping manner, and the first mapping manner is PUSCH including DMRS
  • the first UCI is multiplexed on a second PUSCH for transmission, and the second PUSCH is a PUSCH including DMRS.
  • an embodiment of the present invention also provides a terminal, including a processor, a memory, and a computer program stored on the memory and capable of running on the processor.
  • a terminal including a processor, a memory, and a computer program stored on the memory and capable of running on the processor.
  • the computer program is executed by the processor, The steps of the communication processing method of the first aspect described above are implemented.
  • an embodiment of the present invention also provides a computer-readable storage medium having a computer program stored on the computer-readable storage medium, and when the computer program is executed by a processor, the above-mentioned aspects of the first aspect or the second aspect are implemented. The steps of the communication processing method.
  • any one of the following is performed: not multiplexing the first uplink control information UCI on Transmission on the first PUSCH, where the first UCI is the UCI to be transmitted on the first PUCCH; the first UCI is multiplexed on the first PUSCH for transmission, and the first PUSCH is used to transmit the mapping mode of the first UCI and the first mapping
  • the method is different, and the first mapping method is the PUSCH that contains DMRS is used to transmit UCI; the first UCI is multiplexed on the second PUSCH for transmission, and the second PUSCH is the PUSCH that contains DMRS, which can improve the communication between the terminal and the terminal.
  • the communication performance when the PUCCH overlapped PUSCH does not include DMRS.
  • Figure 1 is a structural diagram of a network system applicable to an embodiment of the present invention
  • FIG. 2 is a schematic flowchart of a communication processing method provided by an embodiment of the present invention.
  • FIG. 3 is one of schematic diagrams showing that there is overlap between PUCCH and PUSCH provided by an embodiment of the present invention
  • FIG. 4 is the second schematic diagram of the overlap between PUCCH and PUSCH provided by an embodiment of the present invention.
  • FIG. 5 is the third schematic diagram of the overlap between PUCCH and PUSCH provided by an embodiment of the present invention.
  • FIG. 6 is the fourth schematic diagram of the overlap between PUCCH and PUSCH provided by an embodiment of the present invention.
  • FIG. 7 is the fifth schematic diagram of the overlap between PUCCH and PUSCH provided by an embodiment of the present invention.
  • FIG. 8 is a sixth schematic diagram of the overlap between PUCCH and PUSCH provided by an embodiment of the present invention.
  • FIG. 9 is the seventh schematic diagram of the overlap between PUCCH and PUSCH provided by an embodiment of the present invention.
  • FIG. 10 is a schematic structural diagram of a terminal provided by an embodiment of the present invention.
  • FIG. 11 is a schematic diagram of the hardware structure of a terminal provided by an embodiment of the present invention.
  • Figure 1 is a schematic diagram of a network applicable to an embodiment of the present invention. As shown in Figure 1, it includes a terminal 11 and a network side device 12.
  • the terminal 11 may be a mobile phone, a tablet (Personal Computer), or a laptop.
  • Terminal-side devices such as Laptop Computer, Personal Digital Assistant (PDA), Mobile Internet Device (MID), or Wearable Device (Wearable Device), it should be noted that in the present invention
  • PDA Personal Digital Assistant
  • MID Mobile Internet Device
  • Wearable Device Wearable Device
  • the aforementioned network-side equipment 12 may be a macro station, LTE eNB, 5G NR, gNB, etc.; the network-side equipment 12 may also be a small station, such as a low-power node (LPN) pico, femto, etc., or a network-side equipment 12 can be an access point (AP, Access Point); the network side device 12 can also be a network node composed of a central unit (Central Unit, CU) and multiple transmission reception points (Transmission Reception Points, TRP) managed and controlled by it. . It should be noted that the specific type of the network side device 12 is not limited in the embodiment of the present invention.
  • an embodiment of the present invention provides a communication processing method, which is applied to a terminal.
  • the communication processing method includes the following steps:
  • Step 101 In a case where the first PUSCH that overlaps the first uplink control channel PUCCH does not include the demodulation reference signal DMRS, perform any one of the following:
  • the first UCI is multiplexed on the first PUSCH for transmission, and the first PUSCH is used to transmit the first UCI in a mapping manner different from the first mapping manner, and the first mapping manner is PUSCH including DMRS
  • the first UCI is multiplexed on a second PUSCH for transmission, and the second PUSCH is a PUSCH including DMRS.
  • the terminal performs operations in any of the above three ways, thereby improving the communication of the terminal performance.
  • the foregoing first UCI may be any UCI.
  • the foregoing first UCI may include HARQ-ACK information, channel state information (CSI), and uplink scheduling request ( Scheduling Request, SR) At least one item of SR information.
  • the terminal may determine whether there is a first PUSCH that overlaps with the first PUCCH resource used to transmit the first UCI and does not include DMRS.
  • the terminal can perform operations in the following manners 1 to 3, namely:
  • Method 2 Multiplexing the first UCI on the first PUSCH for transmission.
  • the first PUSCH is used to transmit the first UCI in a mapping manner different from the first mapping manner, and the first mapping manner is that the PUSCH containing DMRS is used to transmit UCI Mapping method
  • Manner 3 Multiplexing the first UCI on the second PUSCH for transmission, and the second PUSCH is a PUSCH including DMRS.
  • the above-mentioned PUCCH and PUSCH resource overlap means that the time of the PUCCH resource and the time of the PUSCH resource are partially or completely the same.
  • the first PUCCH may have resource overlap with part or all of the PUSCHs in at least one PUSCH, and the first PUSCH may be one or more PUSCHs that do not include DMRS in the part or all of the PUSCHs.
  • the first PUCCH used to transmit the first UCI only has resource overlap with one of the multiple PUCCHs that does not contain DMRS (that is, the first PUSCH includes only one PUSCH); or There is resource overlap between one PUCCH and at least two PUSCHs of multiple PUCCHs, and the at least two PUSCHs include one or more PUSCHs (that is, the first PUSCH) and do not include DMRS, that is, as shown in FIG. 4, the first PUCCH and at least two PUSCHs do not include DMRS. Two PUSCHs overlap, and the two PUSCHs include one PUSCH that does not include DMRS; or, as shown in FIG.
  • the first PUCCH overlaps with three PUSCHs, and the three PUSCHs include one PUSCH that does not include DMRS; or , As shown in FIG. 6, the first PUCCH overlaps with three PUSCHs, and the three PUSCHs include two PUSCHs that do not include DMRS; or, as shown in FIG. 7, the first PUCCH overlaps with four PUSCHs, The four PUSCHs include two PUSCHs that do not include DMRS, and so on.
  • the at least one PUSCH may be scheduled for downlink control information (Downlink Control Information) transmission, and the configuration of the RRC configuration Configured grant transmission, etc.; in addition, in the case where the first PUSCH includes multiple PUSCHs, the multiple PUSCHs included in the first PUSCH may be continuous PUSCHs or discontinuous PUSCHs.
  • Downlink Control Information Downlink Control Information
  • the above at least one PUSCH may be a PUSCH transmitted only once; or, it may be at least two PUSCHs transmitted at least twice, and the first PUSCH may be part or all of the at least two PUSCHs transmitted at least twice.
  • PUSCH transmitted at least twice meets at least one of the following:
  • the transmitted data block is the same;
  • the included DMRS satisfies the Quasi Co-Location (QCL) relationship.
  • QCL Quasi Co-Location
  • the PUSCH transmitted at least twice is a continuously transmitted PUSCH. It can be understood that the PUSCH transmitted at least twice is continuous in time, and different frequency positions can be used in the continuous time, that is, at least: In the PUSCH transmitted twice, the same or different frequency positions can be used in one PUSCH; the same or different frequency positions can be used between different PUSCHs.
  • the PUSCH transmitted at least twice may also be different in the data blocks transmitted by each PUSCH, which is not limited here.
  • the terminal does not multiplex the first UCI on the first PUSCH for transmission.
  • a PUCCH with overlapping resources does not include a DMRS, the normal transmission of the information to be transmitted by the first PUSCH can be ensured, the impact on the information transmission on the first PUSCH can be reduced, and the communication performance of the terminal can be improved.
  • the foregoing further includes at least one of the following:
  • the first PUSCH is not transmitted.
  • the first UCI may be transmitted through the first PUCCH to ensure normal transmission of the first UCI; or, the terminal may not transmit
  • the first PUSCH can save the resource overhead of the terminal.
  • the above-mentioned first PUSCH may be part or all of the at least two PUSCHs transmitted at least twice (for example, as shown in FIG. 3, the first PUSCH is a PUSCH scheduled for multiple consecutive transmissions of one DCI.
  • the above-mentioned not multiplexing the first UCI on the first PUSCH for transmission may be that only the first UCI is not transmitted on the first PUSCH or the first PUSCH is not transmitted.
  • the foregoing not multiplexing the first UCI on the first PUSCH for transmission may include:
  • the first PUSCH is a partial PUSCH of the PUSCH transmitted at least twice
  • the first UCI is not multiplexed on the PUSCH transmitted at least twice for transmission
  • the PUSCH transmitted at least twice is not transmitted.
  • the terminal may not multiplex the first UCI on the PUSCH including the above-mentioned first PUSCH for at least two transmissions, or not transmit the PUSCH for at least two transmissions, so as to further improve the communication performance of the terminal.
  • the terminal in the case that the PUSCH with resource overlap with the PUCCH used to transmit UCI includes DMRS, the terminal usually multiplexes the UCI to be transmitted on the PUCCH with the overlapped PUSCH through the first mapping method.
  • the first mapping method is usually to map the modulation symbol corresponding to the UCI from the OFDM symbol of the DMRS symbol of the PUSCH or the adjacent symbol of the DMRS symbol, for example, the next OFDM symbol.
  • the terminal may transmit the first by using a second mapping method that is different from the mapping method used to transmit UCI on the PUSCH containing DMRS (i.e., the first mapping method).
  • UCI can realize the normal transmission of PUSCH without DMRS and the UCI to be transmitted on the PUCCH whose resources overlap, saving the resource overhead of the terminal, and thereby improving the communication performance of the terminal.
  • the above-mentioned second mapping method may be a mapping method preset by the terminal, pre-configured on the network side, or agreed upon by the protocol, and in the case that the first PUSCH does not include DMRS, the terminal may call this mapping method to transfer the first UCI Multiplexed and transmitted on the first PUSCH.
  • the above-mentioned second mapping method may be any mapping method in which the first UCI is multiplexed on the first PUSCH for transmission when the first PUSCH does not include DMRS, and this mapping method is the same as the above-mentioned first mapping method. different.
  • the foregoing multiplexing of the first UCI on the first PUSCH for transmission may include: multiplexing the first UCI on the first symbol in the first PUSCH for transmission (that is, the foregoing second mapping The manner is to map the first UCI on the first symbol on the first PUSCH for transmission), where the first symbol is an OFDM symbol determined according to the position of the DMRS included in the third PUSCH.
  • the terminal can determine the position of the OFDM symbol for transmitting the first UCI on the first PUSCH according to the position of the DMRS in the PUSCH containing the DMRS, so that it can determine the symbols suitable for transmitting the first UCI on the first PUSCH, and further improve The communication performance of the terminal.
  • the third PUSCH that contains DMRS and the first PUSCH that does not contain DMRS may be PUSCHs in PUSCHs that are continuously transmitted at least twice, and the third PUSCH and the first PUSCH may be adjacent or different. I am not limited here.
  • the aforementioned third PUSCH may be any one of the at least two consecutively transmitted PUSCHs that meets a preset condition and contains DMRS.
  • the DMRS contained in the third PUSCH is the closest in time to the first PUSCH, that is,
  • the third PUSCH may be the PUSCH that contains DMRS before or the PUSCH that contains DMRS in the first PUSCH of the above-mentioned at least two consecutively transmitted PUSCHs, so that the terminal can more quickly determine that the first PUSCH that does not include DMRS is used for The OFDM symbol of the first UCI is transmitted.
  • the DMRS contained in the third PUSCH is the closest to the first PUSCH, which can be understood as the interval between the DMRS in the third PUSCH and the first PUSCH in the time domain, compared to the DMRS and the first PUSCH of other PUSCHs.
  • the interval between one PUSCH is closer.
  • the terminal may determine the above-mentioned first OFDM based on the third PUSCH containing the DMRS that is closest in time to the first PUSCH according to a preset rule. For example, it may be selected based on the contextual relationship between the third PUSCH and the first PUSCH in the time domain.
  • the OFDM symbol in the first PUSCH is the foregoing first symbol, or, the first symbol may be determined according to the time interval between the first PUSCH and the third PUSCH DMRS symbol, and so on.
  • the third PUSCH may be the PUSCH located before the first PUSCH (that is, the third PUSCH is the PUSCH that contains the DMRS before the first PUSCH in the time domain among the PUSCHs that have been transmitted continuously for at least two times)
  • the first OFDM symbol is the first Y OFDM symbols of the first PUSCH
  • the Y is a positive integer, that is, Y is an integer greater than or equal to 1; or, in the third PUSCH, it is located at
  • the first OFDM symbol is The last Y OFDM symbols of the first PUSCH.
  • PUSCH1, PUSCH2, and PUSCH3 are three consecutive transmissions of PUSCH, and PUSCH1 and PUSCH3 both contain DMRS, PUSCH2 does not contain DMRS, and PUSCH2 (i.e., the first PUSCH) and PUCCH (i.e., UCI) are used to transmit UCI.
  • PUSCH1 and PUSCH3 both contain DMRS
  • PUSCH2 does not contain DMRS
  • PUCCH i.e., UCI
  • the terminal multiplexes the first UCI on the first symbol for transmission.
  • the modulation symbols of the first UCI are mapped on the OFDM symbols in the order of time from back to front, or alternatively, the modulation symbols of the first UCI may be mapped in the order of time from the back to the at least two OFDM symbols.
  • the terminal may separately determine that each PUSCH of the multiple PUSCHs can be used to transmit OFDM symbols of UCI, and determine part or all of the multiple PUSCHs.
  • the OFDM symbol serves as the above-mentioned first OFDM.
  • the terminal can respectively determine that each PUSCH of the two PUSCHs that do not include DMRS can be used to transmit UCI.
  • the terminal can respectively determine that each PUSCH of the two PUSCHs that do not include DMRS can be used to transmit UCI.
  • the terminal can respectively determine that each PUSCH of the two PUSCHs that do not include DMRS can be used to transmit UCI.
  • the terminal can respectively determine that each PUSCH of the two PUSCHs that do not include DMRS can be used to transmit UCI.
  • the terminal can respectively determine that each PUSCH of the two PUSCHs that do not include DMRS can be used to transmit UCI.
  • the terminal can multiplex the first UCI on the first one. It is transmitted on the first two OFDM symbols without DMRS or the second two OFDM symbols without DMRS, or it can be transmitted on the first two OFDM symbols without DMRS and the second OFDM symbol without DMRS. Transmission on two OFDM symbols.
  • the above-mentioned first PUCCH may have resource overlap with multiple PUSCHs, and the multiple PUSCHs may include PUSCHs that include DMRS and PUSCHs that do not include DMRS.
  • the terminal may follow the first mapping method.
  • the first UCI is mapped to a PUSCH containing DMRS for transmission, and the first UCI is mapped to a PUSCH containing no DMRS for transmission according to the second mapping manner.
  • the terminal can map the modulation symbol corresponding to the first UCI from the OFDM symbol of the DMRS symbol of PUSCH1, and map the modulation symbol corresponding to the first UCI
  • the modulation symbols are mapped on the last two OFDM symbols of PUSCH2.
  • the beta compensation parameter value (ie, beta-offset) of the first PUSCH is the parameter value indicated by the network side.
  • the ⁇ compensation parameter value is used to determine the number of resource blocks (Resource Block, RE) of UCI in the PUSCH and the corresponding code rate
  • the ⁇ compensation parameter value of the first PUSCH is the parameter value indicated by the network side. It is understood that the ⁇ compensation parameter value of the PUSCH without DMRS and the ⁇ compensation parameter value of the PUSCH with DMRS are independently configured by the network side, which further improves the communication performance of the terminal.
  • ⁇ compensation parameter value of the PUSCH without DMRS and the ⁇ compensation parameter value of the PUSCH with DMRS may be the same value or different values.
  • the ⁇ (alpha) parameter value of the first PUSCH may also be the parameter value indicated by the network side, that is, independently configured, the ⁇ parameter The value is used to determine the number of REs and the corresponding code rate occupied by the PUSCH after multiplexing UCI.
  • the ⁇ parameter value may be a scaling primer configured by high-level signaling, which is used to determine the ratio of the RE used for data transmission in the PUSCH to the scheduled PUSCH-RE.
  • the ⁇ (alpha) parameter value and the ⁇ compensation parameter value of the first PUSCH are based on the corresponding ⁇ parameter value of the PUSCH containing the DMRS and
  • the ⁇ compensation parameter value for example, the offset value and the difference value are added to the above parameter value; or the above parameter is further multiplied by a coefficient, and the coefficient is a positive number.
  • the terminal can multiplex the first UCI on the second PUSCH containing DMRS for transmission, thereby ensuring that the first UCI is placed on the second PUSCH.
  • Transmission on PUSCH saves the resource overhead of the terminal and improves the communication performance of the terminal.
  • the second PUSCH may be any PUSCH that includes DMRS
  • the second PUSCH and the first PUSCH may be PUSCHs of PUSCHs that are transmitted consecutively at least twice.
  • one DCI schedule includes the first PUSCH.
  • the terminal may select any PUSCH containing DMRS except the first PUSCH to transmit the first UCI.
  • the first UCI may be multiplexed on the first PUSCH and the next one containing DMRS may be used. PUSCH transmission.
  • the PUCCH only overlaps with the second PUSCH in the continuously transmitted PUSCH, and the second PUSCH does not include DMRS.
  • the terminal can wait on the PUCCH.
  • the transmitted DMRS is multiplexed and transmitted on the third PUSCH in the continuously transmitted PUSCH, and the third PUSCH includes the DMRS.
  • the aforementioned second PUSCH includes at least one of the following:
  • the above-mentioned second PUSCH may satisfy at least one of the above-mentioned three conditions, so that the selected PUSCH for transmitting the first UCI and containing DMRS is more suitable, and the communication performance of the terminal is further improved.
  • the above-mentioned second PUSCH includes the PUSCH in the PUSCH that is continuously transmitted at least twice, and it may be that the second PUSCH and the first PUSCH are the PUSCH in the PUSCH that is continuously transmitted at least twice.
  • the foregoing PUSCH that meets the preset time requirement for example, if the first PUCCH transmission is for the HARQ-Ack feedback bit of the physical downlink shared channel (Physical Downlink Shared Channel, PDSCH) scheduled by DCI, and the PUSCH and the first PUSCH scheduled by the DCI A PUCCH has resource overlap, then the time interval between the first OFDM symbol of the first PUCCH and PUSCH and the last OFDM symbol of the PDSCH is greater than T_proc, and the start OFDM symbols of the first PUCCH and PUSCH are after time S (ie, the preset Time requirement), the terminal can perform the first UCI multiplex transmission.
  • the first PUCCH transmission is for the HARQ-Ack feedback bit of the physical downlink shared channel (Physical Downlink Shared Channel, PDSCH) scheduled by DCI
  • PDSCH and the first PUSCH scheduled by the DCI A PUCCH has resource overlap, then the time interval between the first OFDM symbol of the first PUCCH and PU
  • the above-mentioned second PUSCH includes the PUSCH that meets the preset time requirement, and the second PUSCH may be part or all of the PUSCH that meets the preset time requirement; similarly, the above-mentioned second PUSCH includes the PUSCH that meets the preset time requirement.
  • One PUCCH has an overlapped PUSCH, or the second PUSCH may be a part or all of the PUSCH overlapped with the first PUCCH.
  • the first PUCCH overlaps the second PUSCH and the third PUSCH in the PUSCH that are continuously transmitted multiple times, and the second PUSCH does not include DMRS, and the third PUSCH includes DMRS, Then the terminal can multiplex the first UCI on the third PUSCH for transmission.
  • the aforementioned second PUSCH may include:
  • one PUSCH or all PUSCHs of the multiple PUSCHs starting with the first PUSCH are mapped to the first PUCCH.
  • the terminal when multiple PUSCHs containing DMRS overlap with the first PUCCH, the terminal may be in the PUSCH that overlaps with the first PUCCH.
  • the first PUSCH starts and contains the DMRS.
  • the first UCI is transmitted on the first PUSCH in the PUSCH.
  • the first PUCCH overlaps the first PUSCH, the second PUSCH, and the third PUSCH in the continuously transmitted PUSCH, and the first PUSCH and the third PUSCH both include DMRS, And the second PUSCH does not contain DMRS, the terminal can multiplex the first UCI on the first PUSCH for transmission.
  • the terminal may also transmit the first UCI on all PUSCHs in the PUSCHs that overlap with the first PUCCH.
  • the terminal may multiplex the first UCI on the first PUSCH and the third PUSCH for transmission.
  • the terminal may transmit the first PUSCH of the multiple PUSCHs that meet the preset time requirement in the at least two consecutively transmitted PUSCHs The first UCI.
  • the first PUSCH in the PUSCH transmitted multiple times contains DMRS and does not meet the requirements of the timeline (that is, the preset time requirement), that is, the start symbol is after S, the third PUSCH and the first PUSCH If the five PUSCHs include DMRS and meet the requirements of the timeline, the terminal can multiplex the first UCI onto the third PUSCH for transmission.
  • the requirements of the timeline that is, the preset time requirement
  • the terminal can multiplex the first UCI onto the third PUSCH for transmission.
  • the terminal may transmit the first UCI on all PUSCHs among the multiple PUSCHs that meet the preset time requirement in the at least two consecutively transmitted PUSCHs. .
  • the terminal may multiplex the first UCI on the third PUSCH and the fifth PUSCH for transmission.
  • the above-mentioned second PUSCH may also be a PUSCH that meets the preset time requirement and overlaps with the first PUCCH, and meets the preset time requirement and the PUSCH that overlaps with the first PUCCH in multiple PUSCHs.
  • the second PUSCH may be the first PUSCH or all PUSCHs among the multiple PUSCHs.
  • the third PUSCH and the fifth PUSCH both contain DMRS and meet the requirements of the timeline and overlap with the first PUCCH. Then, the terminal can be in the third PUSCH.
  • the first UCI is transmitted on one PUSCH, or the first UCI is transmitted on the third PUSCH and the fifth PUSCH.
  • the terminal can transmit PUSCH in at least two serving cells at the same time, and the first PUCCH can overlap with the PUSCH of any one of the at least two serving cells, the first PUSCH and the second PUSCH It may be the PUSCH in the same or different serving cells, that is, the first PUCCH overlaps the PUSCHs of at least two serving cells, and the first PUSCH is the first serving cell of the at least two serving cells
  • the second PUSCH may include: the PUSCH in the first serving cell; or the PUSCH in the second serving cell, where the second serving cell is divided by the at least two serving cells. The serving cell other than the first serving cell makes the selection of the second PUSCH more flexible.
  • the second serving cell may be a serving cell other than the first serving cell among the at least two serving cells, and it may include one serving cell or multiple serving cells.
  • the first PUCCH overlaps the PUSCH on the first serving cell (cell-1) and the second serving cell (cell-2), and the first PUCCH overlaps the first PUCCH.
  • the PUSCH does not include the DMRS, and the terminal may transmit the first UCI on the PUSCH including the DMRS on the second serving cell.
  • the second PUSCH may be a PUSCH that meets preset conditions and includes DMRS in the one serving cell, for example, it may be the first PUSCH in time.
  • the second PUSCH may be the PUSCH in some or all of the serving cells of the N cells, For example, it can be a PUSCH containing DMRS in any serving cell, and so on.
  • the second serving cell includes N cells, and N is an integer greater than 1;
  • the second PUSCH is: among the PUSCHs of the N cells, the PUSCH with the earliest start time, or the PUSCH of the serving cell with the smallest serving cell index.
  • the second serving cell includes N serving cells
  • the terminal may use the PUSCH with the earliest start time or the PUSCH of the serving cell with the smallest serving cell index among the PUSCHs of the N cells to transmit the first UCI, so that The determined second PUSCH is more suitable, which further improves the communication performance of the terminal.
  • the foregoing first PUCCH may include only one PUCCH, that is, the first PUSCH overlaps only one PUCCH; or, the foregoing first PUCCH may also include multiple PUCCHs, that is, the first PUSCH and multiple PUCCHs simultaneously There is overlap.
  • the terminal may follow any one of the above-mentioned method 1 to method 3 for each of the multiple UCIs to be transmitted on the multiple PUCCHs.
  • the operation is performed in this manner, for example, multiple UCIs to be transmitted on multiple PUCCHs are respectively transmitted on different PUSCHs containing DMRS, and so on.
  • the first PUCCH includes multiple PUCCHs
  • the multiplexing of the first UCI on the second PUSCH for transmission may include: multiplexing multiple UCIs to be transmitted on the multiple PUCCHs. Used for transmission on the second PUSCH.
  • the terminal can multiplex multiple UCIs to be transmitted on multiple PUCCHs on the same PUSCH containing DMRS for transmission, which can further reduce the resource overhead of the terminal and improve the communication performance of the terminal.
  • multiple UCIs are multiplexed on the second PUSCH for transmission.
  • the multiple UCIs are sequentially multiplexed on the second PUSCH for transmission according to a preset rule, that is, one UCI is mapped on the second PUSCH. Then map the next UCI.
  • the foregoing multiplexing the multiple UCIs to be transmitted on the multiple PUCCHs on the second PUSCH for transmission includes: according to the time sequence of the multiple PUCCHs or the number sequence of the serving cell, combining all the UCIs to be transmitted on the multiple PUCCHs.
  • the multiple UCIs to be transmitted on the multiple PUCCHs are multiplexed and transmitted on the second PUSCH; or the multiple UCIs to be transmitted on the multiple PUCCHs are multiplexed in the second PUSCH according to the priority of UCI.
  • multiple UCIs can be multiplexed on the second PUSCH for transmission in turn.
  • the terminal can map HARQ-Ack on the second PUSCH first, then map CSI, and so on.
  • the first uplink control information UCI is not multiplexed in the first uplink control channel PUCCH.
  • the first UCI is the UCI to be transmitted on the first PUCCH; the first UCI is multiplexed on the first PUSCH for transmission, and the first PUSCH is used to transmit the mapping mode and the first mapping mode of the first UCI
  • the first mapping method is the PUSCH that contains DMRS is used to transmit UCI; the first UCI is multiplexed on the second PUSCH for transmission, and the second PUSCH is the PUSCH that contains DMRS, which can improve the terminal’s communication with PUCCH The communication performance when the overlapped PUSCH does not include DMRS.
  • an embodiment of the present invention provides a terminal.
  • the terminal 1000 includes:
  • the first execution module 1001 is configured to perform any of the following items when the first PUSCH overlapping with the first uplink control channel PUCCH does not include the demodulation reference signal DMRS:
  • the first UCI is multiplexed on the first PUSCH for transmission, and the first PUSCH is used to transmit the first UCI in a mapping manner different from the first mapping manner, and the first mapping manner is PUSCH including DMRS
  • the first UCI is multiplexed on a second PUSCH for transmission, and the second PUSCH is a PUSCH including DMRS.
  • the second PUSCH includes at least one of the following:
  • the second PUSCH includes:
  • the earliest PUSCH at the start position of the time domain resource or all PUSCHs is mapped to the start position of the time domain resource or all PUSCHs.
  • the first execution module is specifically used for:
  • the first UCI is multiplexed on the first symbol in the first PUSCH for transmission, where the first symbol is an OFDM symbol determined according to the position of the DMRS included in the third PUSCH.
  • the DMRS included in the third PUSCH is closest in time to the first PUSCH.
  • the first OFDM symbol is the first Y OFDM symbols of the first PUSCH, and the Y is a positive integer;
  • the first OFDM symbol is the last Y OFDM symbols of the first PUSCH.
  • the ⁇ compensation parameter value of the first PUSCH is a parameter value indicated by the network side.
  • the terminal further includes:
  • the second execution module is used to execute at least one of the following:
  • the first PUSCH is not transmitted.
  • the first execution module 1001 is specifically configured to:
  • the first PUSCH is a partial PUSCH of the PUSCH transmitted at least twice
  • the first UCI is not multiplexed on the PUSCH transmitted at least twice for transmission
  • the PUSCH transmitted at least twice is not transmitted.
  • the first PUSCH Two PUSCH includes:
  • the PUSCH in the first serving cell or
  • the PUSCH in a second serving cell where the second serving cell is a serving cell other than the first serving cell among the at least two serving cells.
  • the second serving cell includes N cells, and N is an integer greater than 1.
  • the second PUSCH is: among the PUSCHs of the N cells, the PUSCH with the earliest start time, or the PUSCH of the serving cell with the smallest serving cell index.
  • the first PUSCH is part or all of the PUSCH transmitted at least twice, and the PUSCH transmitted at least twice satisfies at least one of the following:
  • the transmitted data block is the same;
  • the included DMRS satisfies the quasi co-location QCL relationship.
  • the first UCI includes at least one of HARQ-ACK information, channel state information CSI, and uplink scheduling request SR information.
  • the first execution module 1001 is specifically configured to:
  • Multiple UCIs to be transmitted on the multiple PUCCHs are multiplexed on the second PUSCH for transmission.
  • the first execution module 1001 is specifically configured to:
  • multiple UCIs to be transmitted on the multiple PUCCHs are multiplexed on the second PUSCH for transmission.
  • terminal 1000 can implement each process in the method embodiment of FIG. 2 of the present invention and achieve the same beneficial effects. To avoid repetition, details are not described herein again.
  • the terminal 1100 includes but is not limited to: a radio frequency unit 1101, a network module 1102, an audio output unit 1103, an input unit 1104, a sensor 1105, a display unit 1106, a user input unit 1107, an interface unit 1108, a memory 1109, The device 1110, and the power supply 1111 and other components.
  • the terminal structure shown in FIG. 11 does not constitute a limitation on the terminal, and the terminal may include more or fewer components than shown in the figure, or combine some components, or arrange different components.
  • the terminal 1100 includes, but is not limited to, a mobile phone, a tablet computer, a notebook computer, a palmtop computer, a vehicle-mounted terminal, a wearable device, and a pedometer.
  • the processor 1110 is used for:
  • any one of the following is performed:
  • the first UCI is multiplexed on the first PUSCH for transmission, and the first PUSCH is used to transmit the first UCI in a mapping manner different from the first mapping manner, and the first mapping manner is PUSCH including DMRS
  • the first UCI is multiplexed on a second PUSCH for transmission, and the second PUSCH is a PUSCH including DMRS.
  • the second PUSCH includes at least one of the following:
  • the second PUSCH includes:
  • the earliest PUSCH at the start position of the time domain resource or all PUSCHs is mapped to the start position of the time domain resource or all PUSCHs.
  • processor 1110 is specifically used for:
  • the first UCI is multiplexed on the first symbol in the first PUSCH for transmission, where the first symbol is an OFDM symbol determined according to the position of the DMRS included in the third PUSCH.
  • the DMRS included in the third PUSCH is closest in time to the first PUSCH.
  • the first OFDM symbol is the first Y OFDM symbols of the first PUSCH, and the Y is a positive integer;
  • the first OFDM symbol is the last Y OFDM symbols of the first PUSCH.
  • the ⁇ compensation parameter value of the first PUSCH is a parameter value indicated by the network side.
  • the processor 1110 is further configured to:
  • the first PUSCH is not transmitted.
  • processor 1110 is specifically used for:
  • the first PUSCH is a partial PUSCH of the PUSCH transmitted at least twice
  • the first UCI is not multiplexed on the PUSCH transmitted at least twice for transmission
  • the PUSCH transmitted at least twice is not transmitted.
  • the first PUSCH Two PUSCH includes:
  • the PUSCH in the first serving cell or
  • the second serving cell is a serving cell other than the first serving cell among the at least two serving cells.
  • the second serving cell includes N cells, and N is an integer greater than 1.
  • the second PUSCH is: among the PUSCHs of the N cells, the PUSCH with the earliest start time, or the PUSCH of the serving cell with the smallest serving cell index.
  • the first PUSCH is part or all of the PUSCH transmitted at least twice, and the PUSCH transmitted at least twice satisfies at least one of the following:
  • the transmitted data block is the same;
  • the included DMRS satisfies the quasi co-location QCL relationship.
  • the first UCI includes at least one of HARQ-ACK information, channel state information CSI, and uplink scheduling request SR information.
  • the first PUCCH includes multiple PUCCHs
  • the processor 1110 is specifically configured to:
  • Multiple UCIs to be transmitted on the multiple PUCCHs are multiplexed on the second PUSCH for transmission.
  • processor 1110 is specifically used for:
  • multiple UCIs to be transmitted on the multiple PUCCHs are multiplexed on the second PUSCH for transmission.
  • terminal 1100 in this embodiment can implement various processes implemented by the terminal in the method embodiment of FIG. 2 in the embodiment of the present invention, and achieve the same beneficial effects. To avoid repetition, details are not described herein again.
  • the radio frequency unit 1101 can be used for receiving and sending signals during the process of sending and receiving information or talking. Specifically, after receiving the downlink data from the base station, it is processed by the processor 1110; Uplink data is sent to the base station.
  • the radio frequency unit 1101 includes, but is not limited to, an antenna, at least one amplifier, a transceiver, a coupler, a low noise amplifier, a duplexer, and the like.
  • the radio frequency unit 1101 can also communicate with the network and other devices through a wireless communication system.
  • the terminal provides users with wireless broadband Internet access through the network module 1102, such as helping users to send and receive emails, browse web pages, and access streaming media.
  • the audio output unit 1103 can convert the audio data received by the radio frequency unit 1101 or the network module 1102 or stored in the memory 1109 into audio signals and output them as sounds. Moreover, the audio output unit 1103 may also provide audio output related to a specific function performed by the terminal 1100 (for example, call signal reception sound, message reception sound, etc.).
  • the audio output unit 1103 includes a speaker, a buzzer, a receiver, and the like.
  • the input unit 1104 is used to receive audio or video signals.
  • the input unit 1104 may include a graphics processing unit (GPU) 11041 and a microphone 11042, and the graphics processor 11041 is configured to respond to still pictures or video images obtained by an image capture device (such as a camera) in a video capture mode or an image capture mode. Data is processed.
  • the processed image frame can be displayed on the display unit 1106.
  • the image frame processed by the graphics processor 11041 may be stored in the memory 1109 (or other storage medium) or sent via the radio frequency unit 1101 or the network module 1102.
  • the microphone 11042 can receive sound, and can process such sound into audio data.
  • the processed audio data can be converted into a format that can be sent to a mobile communication base station via the radio frequency unit 1101 for output in the case of a telephone call mode.
  • the terminal 1100 further includes at least one sensor 1105, such as a light sensor, a motion sensor, and other sensors.
  • the light sensor includes an ambient light sensor and a proximity sensor.
  • the ambient light sensor can adjust the brightness of the display panel 11061 according to the brightness of the ambient light.
  • the proximity sensor can close the display panel 11061 and/or when the terminal 1100 is moved to the ear. Or backlight.
  • the accelerometer sensor can detect the magnitude of acceleration in various directions (usually three-axis), and can detect the magnitude and direction of gravity when stationary, and can be used to identify terminal gestures (such as horizontal and vertical screen switching, related games, Magnetometer attitude calibration), vibration recognition related functions (such as pedometer, percussion), etc.; sensor 1105 can also include fingerprint sensor, pressure sensor, iris sensor, molecular sensor, gyroscope, barometer, hygrometer, thermometer, infrared Sensors, etc., will not be repeated here.
  • the display unit 1106 is used to display information input by the user or information provided to the user.
  • the display unit 1106 may include a display panel 11061, and the display panel 11061 may be configured in the form of a liquid crystal display (LCD), an organic light-emitting diode (OLED), etc.
  • LCD liquid crystal display
  • OLED organic light-emitting diode
  • the user input unit 1107 may be used to receive inputted numeric or character information, and generate key signal input related to user settings and function control of the terminal.
  • the user input unit 1107 includes a touch panel 11071 and other input devices 11072.
  • the touch panel 11071 also called a touch screen, can collect user touch operations on or near it (for example, the user uses any suitable objects or accessories such as fingers, stylus, etc.) on the touch panel 11071 or near the touch panel 11071. operate).
  • the touch panel 11071 may include two parts, a touch detection device and a touch controller.
  • the touch detection device detects the user's touch position, and detects the signal brought by the touch operation, and transmits the signal to the touch controller; the touch controller receives the touch information from the touch detection device, converts it into contact coordinates, and then sends it To the processor 1110, the command sent by the processor 1110 is received and executed.
  • the touch panel 11071 can be implemented in multiple types such as resistive, capacitive, infrared, and surface acoustic wave.
  • the user input unit 1107 may also include other input devices 11072.
  • other input devices 11072 may include, but are not limited to, a physical keyboard, function keys (such as volume control buttons, switch buttons, etc.), trackball, mouse, and joystick, which will not be repeated here.
  • the touch panel 11071 can be overlaid on the display panel 11061.
  • the touch panel 11071 detects a touch operation on or near it, it transmits it to the processor 1110 to determine the type of the touch event, and then the processor 1110 determines the type of the touch event according to the touch.
  • the type of event provides corresponding visual output on the display panel 11061.
  • the touch panel 11071 and the display panel 11061 are used as two independent components to implement the input and output functions of the terminal, in some embodiments, the touch panel 11071 and the display panel 11061 may be integrated Realize the input and output functions of the terminal, the specifics are not limited here.
  • the interface unit 1108 is an interface for connecting an external device and the terminal 1100.
  • the external device may include a wired or wireless headset port, an external power source (or battery charger) port, a wired or wireless data port, a memory card port, a port for connecting a device with an identification module, audio input/output (I/O) port, video I/O port, headphone port, etc.
  • the interface unit 1108 may be used to receive input (for example, data information, power, etc.) from an external device and transmit the received input to one or more elements in the terminal 1100 or may be used to communicate between the terminal 1100 and the external device. Transfer data between.
  • the memory 1109 can be used to store software programs and various data.
  • the memory 1109 may mainly include a storage program area and a storage data area.
  • the storage program area may store an operating system, an application program required by at least one function (such as a sound playback function, an image playback function, etc.), etc.; Data created by the use of mobile phones (such as audio data, phone book, etc.), etc.
  • the memory 1109 may include a high-speed random access memory, and may also include a non-volatile memory, such as at least one magnetic disk storage device, a flash memory device, or other volatile solid-state storage devices.
  • the processor 1110 is the control center of the terminal. It uses various interfaces and lines to connect various parts of the entire terminal. It executes by running or executing software programs and/or modules stored in the memory 1109, and calling data stored in the memory 1109. Various functions of the terminal and processing data, so as to monitor the terminal as a whole.
  • the processor 1110 may include one or more processing units; preferably, the processor 1110 may integrate an application processor and a modem processor, where the application processor mainly processes the operating system, user interface, application programs, etc., and the modem The processor mainly deals with wireless communication. It can be understood that the above-mentioned modem processor may not be integrated into the processor 1110.
  • the terminal 1100 may also include a power source 1111 (such as a battery) for supplying power to various components.
  • a power source 1111 such as a battery
  • the power source 1111 may be logically connected to the processor 1110 through a power management system, so as to manage charging, discharging, and power consumption management through the power management system. Function.
  • the terminal 1100 includes some functional modules not shown, which will not be repeated here.
  • the embodiment of the present invention also provides a terminal, including a processor 1110, a memory 1109, a computer program stored in the memory 1109 and capable of running on the processor 1110, and the computer program is implemented when executed by the processor 1110.
  • a terminal including a processor 1110, a memory 1109, a computer program stored in the memory 1109 and capable of running on the processor 1110, and the computer program is implemented when executed by the processor 1110.
  • the embodiment of the present invention also provides a computer-readable storage medium, and a computer program is stored on the computer-readable storage medium.
  • a computer program is stored on the computer-readable storage medium.
  • the computer program is executed by a processor, each process of the above-mentioned communication processing method embodiment is realized, and the same technology can be achieved. The effect, in order to avoid repetition, will not be repeated here.
  • the computer-readable storage medium such as read-only memory (Read-Only Memory, ROM), random access memory (Random Access Memory, RAM), magnetic disk, or optical disk, etc.
  • modules, units, sub-modules, sub-units, etc. can be implemented in one or more application specific integrated circuits (ASICs), digital signal processors (Digital Signal Processing, DSP), digital signal processing equipment ( DSP Device, DSPD), Programmable Logic Device (Programmable Logic Device, PLD), Field-Programmable Gate Array (Field-Programmable Gate Array, FPGA), general-purpose processors, controllers, microcontrollers, microprocessors, Other electronic units or combinations thereof that perform the functions described in this application.
  • ASICs application specific integrated circuits
  • DSP Digital Signal Processing
  • DSP Device digital signal processing equipment
  • PLD Programmable Logic Device
  • Field-Programmable Gate Array Field-Programmable Gate Array
  • FPGA Field-Programmable Gate Array
  • the technical solution of the present invention essentially or the part that contributes to the existing technology can be embodied in the form of a software product, and the computer software product is stored in a storage medium (such as ROM/RAM, magnetic disk, The optical disc) includes several instructions to make a terminal (which can be a mobile phone, a computer, a server, an air conditioner, or a network device, etc.) execute the method described in each embodiment of the present invention.
  • a terminal which can be a mobile phone, a computer, a server, an air conditioner, or a network device, etc.

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  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Mobile Radio Communication Systems (AREA)

Abstract

L'invention concerne un procédé de traitement de communication et un dispositif associé. Le procédé comprend les étapes suivantes : lorsqu'un premier PUSCH qui chevauche un premier canal de commande de liaison montante physique (PUCCH) ne comprend pas de signal de référence de démodulation (DMRS), exécuter l'une quelconque des actions suivantes : ne pas multiplexer les premières informations de commande de liaison montante (UCI) sur le premier PUSCH à des fins de transmission, les premières UCI étant des UCI à transmettre sur le premier PUCCH ; multiplexer les premières UCI sur le premier PUSCH à des fins de transmission, un mode de mappage utilisé par le premier PUSCH pour transmettre les premières UCI étant différent d'un premier mode de mappage, et le premier mode de mappage étant un mode de mappage utilisé par un PUSCH qui comprend le DMRS pour transmettre les UCI ; et multiplexer les premières UCI sur un second PUSCH à des fins de transmission, le second PUSCH étant le PUSCH qui comprend le DMRS.
PCT/CN2021/072083 2020-01-22 2021-01-15 Procédé de traitement de communication et dispositif associé WO2021147777A1 (fr)

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