WO2022007951A1 - 资源传输方法、装置及通信设备 - Google Patents
资源传输方法、装置及通信设备 Download PDFInfo
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- WO2022007951A1 WO2022007951A1 PCT/CN2021/105508 CN2021105508W WO2022007951A1 WO 2022007951 A1 WO2022007951 A1 WO 2022007951A1 CN 2021105508 W CN2021105508 W CN 2021105508W WO 2022007951 A1 WO2022007951 A1 WO 2022007951A1
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- 230000005540 biological transmission Effects 0.000 title claims abstract description 402
- 238000000034 method Methods 0.000 title claims abstract description 146
- 238000004891 communication Methods 0.000 title claims abstract description 25
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- 230000006870 function Effects 0.000 description 11
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- 238000005516 engineering process Methods 0.000 description 5
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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
- H04W72/23—Control channels or signalling for resource management in the downlink direction of a wireless link, i.e. towards a terminal
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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
- H04W72/23—Control channels or signalling for resource management in the downlink direction of a wireless link, i.e. towards a terminal
- H04W72/232—Control channels or signalling for resource management in the downlink direction of a wireless link, i.e. towards a terminal the control data signalling from the physical layer, e.g. DCI signalling
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L1/00—Arrangements for detecting or preventing errors in the information received
- H04L1/08—Arrangements for detecting or preventing errors in the information received by repeating transmission, e.g. Verdan system
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L1/00—Arrangements for detecting or preventing errors in the information received
- H04L1/12—Arrangements for detecting or preventing errors in the information received by using return channel
- H04L1/16—Arrangements for detecting or preventing errors in the information received by using return channel in which the return channel carries supervisory signals, e.g. repetition request signals
- H04L1/18—Automatic repetition systems, e.g. Van Duuren systems
- H04L1/1867—Arrangements specially adapted for the transmitter end
- H04L1/1893—Physical mapping arrangements
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L1/00—Arrangements for detecting or preventing errors in the information received
- H04L1/12—Arrangements for detecting or preventing errors in the information received by using return channel
- H04L1/16—Arrangements for detecting or preventing errors in the information received by using return channel in which the return channel carries supervisory signals, e.g. repetition request signals
- H04L1/18—Automatic repetition systems, e.g. Van Duuren systems
- H04L1/1867—Arrangements specially adapted for the transmitter end
- H04L1/1896—ARQ related signaling
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- 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
- H04L5/0044—Arrangements for allocating sub-channels of the transmission path allocation of payload
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L5/00—Arrangements affording multiple use of the transmission path
- H04L5/003—Arrangements for allocating sub-channels of the transmission path
- H04L5/0053—Allocation of signaling, i.e. of overhead other than pilot signals
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- H—ELECTRICITY
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- H04W72/50—Allocation or scheduling criteria for wireless resources
- H04W72/56—Allocation or scheduling criteria for wireless resources based on priority criteria
- H04W72/563—Allocation or scheduling criteria for wireless resources based on priority criteria of the wireless resources
Definitions
- the present application belongs to the field of communication technologies, and in particular relates to a resource transmission method, an apparatus and a communication device.
- the terminal transmits the Physical Uplink Shared Channel (PUSCH) and the Physical Downlink Shared Channel (PDSCH).
- the transmission information of PUSCH and PDSCH is usually configured by the network side equipment in the downlink control information ( Downlink Control Information, DCI).
- DCI Downlink Control Information
- one PUSCH or one PDSCH can only be transmitted in one time slot, and multiple PUSCH or multiple PDSCH need to be transmitted in multiple different time slots, which leads to the need to use multiple DCIs to indicate the transmission of different PUSCH or PDSCH information, which increases the transmission burden between the network-side device and the terminal.
- the purpose of the embodiments of the present application is to provide a resource transmission method, apparatus and communication device, which can solve the problem in the related art that multiple DCIs are required to indicate the transmission information of different shared channels, which leads to an increase in the transmission burden between the network side device and the terminal. .
- a resource transmission method which is applied to a network side device, and the method includes:
- each of the at least two shared channels repeats transmission N times, where N is an integer greater than 1.
- a resource transmission method applied to a terminal, and the method includes:
- each of the at least two shared channels repeats transmission N times, where N is an integer greater than 1.
- a resource transmission apparatus which is applied to a network side device, and the apparatus includes:
- a sending module configured to send downlink control information DCI, where the DCI is used to instruct the terminal to perform transmission of at least one shared channel;
- each of the at least two shared channels repeats transmission N times, where N is an integer greater than 1.
- a resource transmission apparatus applied to a terminal, the apparatus includes:
- a first receiving module configured to receive downlink control information DCI
- a first execution module configured to execute transmission of at least one shared channel according to the DCI
- each of the at least two shared channels repeats transmission N times, where N is an integer greater than 1.
- a resource transmission method including:
- the terminal receives the downlink control information DCI;
- the terminal performs transmission of a shared channel according to the DCI;
- the terminal performs transmission of at least two shared channels according to the DCI;
- the terminal When the configuration information of the DCI indicates the second resource index row, and the configuration information includes the number of repetitions, the terminal performs transmission of at least one shared channel according to the DCI;
- the second resource index row is used to instruct the terminal to transmit at least two shared channels.
- a resource transmission device including:
- a second receiving module configured to receive downlink control information DCI
- a second execution module configured to perform transmission of a shared channel according to the DCI in the case that the first resource index table indicated in the configuration information of the DCI does not include a second resource index row;
- the second resource index table indicated in the configuration information of the DCI includes a second resource index row, performing transmission of at least two shared channels according to the DCI;
- the configuration information of the DCI indicates a second resource index row, and the configuration information includes the number of repetitions, performing transmission of at least one shared channel according to the DCI;
- the second resource index row is used to instruct the terminal to transmit at least two shared channels.
- a terminal including a processor, a memory, and a program or instruction stored on the memory and executable on the processor, the program or instruction being executed by the processor to achieve the following: Steps of the resource transmission method described in the fifth aspect.
- a communication device comprising a processor, a memory, and a program or instruction stored on the memory and executable on the processor, the program or instruction being implemented when executed by the processor.
- a readable storage medium is provided, and a program or an instruction is stored on the readable storage medium, and when the program or instruction is executed by a processor, the steps of the resource transmission method described in the first aspect are implemented, or When the program or instruction is executed by the processor, the steps of the resource transmission method according to the second aspect are implemented, or when the program or instruction is executed by the processor, the steps of the resource transmission method according to the fifth aspect are implemented.
- a tenth aspect provides a chip, the chip includes a processor and a communication interface, the communication interface is coupled to the processor, and the processor is configured to run programs or instructions to implement the resources described in the first aspect
- the DCI sent by the network side device is used to instruct the terminal to perform transmission on at least one shared channel, and when the number of the shared channels is at least two, each of the at least two shared channels Shared channels are capable of repeating transmissions at least twice.
- the network-side device can enable the terminal to perform transmission of multiple different shared channels and repeat transmission of each shared channel to enhance coverage and reliability without increasing the DCI overhead, reducing the network side
- the transmission load between the device and the terminal also improves the transmission efficiency between the network side device and the terminal.
- FIG. 1 is a block diagram of a wireless communication system to which an embodiment of the present application can be applied;
- FIG. 2 is a flowchart of a resource transmission method provided by an embodiment of the present application.
- 2a is a resource index table applied to a resource transmission method provided by an embodiment of the present application
- FIG. 2b is a schematic diagram of resource transmission of a resource transmission method provided by an embodiment of the present application.
- FIG. 2c is a schematic diagram of resource transmission of another resource transmission method provided by an embodiment of the present application.
- FIG. 2d is a schematic diagram of resource transmission of another resource transmission method provided by an embodiment of the present application.
- FIG. 2e is another resource index table applied to a resource transmission method provided by an embodiment of the present application.
- 2f is a schematic diagram of resource transmission of another resource transmission method provided by an embodiment of the present application.
- FIG. 2g is a schematic diagram of resource transmission of another resource transmission method provided by an embodiment of the present application.
- FIG. 3 is a flowchart of another resource transmission method provided by an embodiment of the present application.
- FIG. 4 is a structural diagram of a resource transmission apparatus provided by an embodiment of the present application.
- FIG. 5 is a structural diagram of another resource transmission apparatus provided by an embodiment of the present application.
- FIG. 6 is a structural diagram of a communication device provided by an embodiment of the present application.
- FIG. 7 is a structural diagram of a terminal provided by an embodiment of the present application.
- FIG. 8 is a structural diagram of a network side device provided by an embodiment of the present application.
- FIG. 10 is a structural diagram of another resource transmission apparatus provided by an embodiment of the present application.
- FIG. 11 is a structural diagram of another terminal provided by an embodiment of the present application.
- first, second and the like in the description and claims of the present application are used to distinguish similar objects, and are not used to describe a specific order or sequence. It is to be understood that the data so used are interchangeable under appropriate circumstances so that the embodiments of the present application can be practiced in sequences other than those illustrated or described herein, and "first”, “second” distinguishes Usually it is a class, and the number of objects is not limited.
- the first object may be one or multiple.
- “and/or” in the description and claims indicates at least one of the connected objects, and the character “/" generally indicates that the associated objects are in an "or” relationship.
- LTE Long Term Evolution
- LTE-Advanced LTE-Advanced
- LTE-A Long Term Evolution-Advanced
- CDMA Code Division Multiple Access
- TDMA Time Division Multiple Access
- FDMA Frequency Division Multiple Access
- OFDMA Orthogonal Frequency Division Multiple Access
- SC-FDMA Single-carrier Frequency-Division Multiple Access
- system and “network” in the embodiments of the present application are often used interchangeably, and the described technology can be used not only for the above-mentioned systems and radio technologies, but also for other systems and radio technologies.
- NR New Radio
- the following description describes a New Radio (NR) system for example purposes, and uses NR terminology in most of the description below, although these techniques are also applicable to applications other than NR system applications, such as 6th generation ( 6 th Generation, 6G) communication system.
- 6th generation 6 th Generation, 6G
- FIG. 1 shows a block diagram of a wireless communication system to which the embodiments of the present application can be applied.
- the wireless communication system includes a terminal 11 and a network-side device 12 .
- the terminal 11 may also be called a terminal device or a user terminal (User Equipment, UE), and the terminal 11 may be a mobile phone, a tablet computer (Tablet Personal Computer), a laptop computer (Laptop Computer) or a notebook computer, a personal digital computer Assistant (Personal Digital Assistant, PDA), PDA, netbook, ultra-mobile personal computer (UMPC), mobile Internet Device (Mobile Internet Device, MID), wearable device (Wearable Device) or vehicle-mounted device (Vehicle User Equipment, VUE), pedestrian terminal (Pedestrian User Equipment, PUE) and other terminal-side devices, wearable devices include: bracelets, headphones, glasses, etc.
- the network side device 12 may be a base station or a core network, wherein the base station may be referred to as a Node B, an evolved Node B, an access point, a Base Transceiver Station (BTS), a radio base station, a radio transceiver, a basic service Set (Basic Service Set, BSS), Extended Service Set (Extended Service Set, ESS), Node B, Evolved Node B (eNB), Home Node B, Home Evolved Node B, WLAN Access Point, WiFi Node, Send Transmitting Receiving Point (TRP) or some other suitable term in the field, as long as the same technical effect is achieved, the base station is not limited to specific technical terms.
- the base station in the NR system is taken as an example, but the specific type of the base station is not limited.
- FIG. 2 is a flowchart of a resource transmission method provided by an embodiment of the present application, where the resource transmission method is applied to a network side device.
- the resource transmission method includes the following steps:
- Step 201 Send downlink control information DCI, where the DCI is used to instruct the terminal to perform transmission of at least one shared channel; wherein, in the case where the number of the shared channels is at least two, each of the at least two shared channels The channel repeats transmission N times, where N is an integer greater than 1.
- the network side device can issue downlink control information (Downlink Control Information, DCI) to the terminal, and the DCI may include uplink and downlink resource configuration information, hybrid automatic retransmission.
- DCI Downlink Control Information
- Request Hybrid automatic repeat request, HARQ
- the terminal decodes the data transmitted by the network side device based on the received DCI.
- the DCI is used to instruct the terminal to perform transmission of at least one shared channel, and when the number of the shared channels is at least two, each shared channel in the at least two shared channels is repeatedly transmitted N times, that is, repeat the transmission at least twice.
- the network-side device can schedule at least two shared channels of the terminal to implement repeated transmission in different or the same time slot, without the need for the network-side device to send multiple DCIs to indicate respectively, which improves the relationship between the network-side device and the terminal. transmission efficiency between.
- the shared channel is a physical uplink shared channel (Physical Uplink Shared Channel, PUSCH) or a physical downlink shared channel (Physical downlink shared channel, PDSCH). That is, the DCI may be used to instruct the terminal to perform transmission of at least one PUSCH, or the DCI may be used to instruct the terminal to perform transmission of at least one PDSCH.
- PUSCH Physical Uplink Shared Channel
- PDSCH Physical downlink shared channel
- uplink transmission methods are divided into dynamic scheduling (Dynamic Grant, DG) and grant-based scheduling (Configured Grant, CG).
- DG Dynamic Grant
- CG Configured Grant
- the shared channel is a shared channel based on dynamic scheduling; in the following implementation manner, the shared channel is DG-PUSCH as an example for specific description.
- the DCI when the configuration information of the DCI indicates the first resource index table, the DCI is used to instruct the terminal to perform transmission of one shared channel, and the shared channel is repeatedly transmitted N times. ; wherein, the first resource index table does not include a second resource index row, and the second resource index row is used to instruct the terminal to transmit at least two shared channels.
- the time domain resource used by the terminal for transmission is determined by the resource index table configured by the network layer indicated by the time domain resource assignment (Time domain resource assignment) field in the DCI; the resource index table may include at least one index Row, for example, the shared channel is PUSCH, as shown in FIG. 2a, the index row (Row index) can be used to determine the time slot offset K 2 of the PUSCH (that is, where the PUSCH is from after receiving the DCI Time slot start transmission), start symbol S of PUSCH transmission, allocation length L of PUSCH, and may also include PUSCH mapping type and the like. Furthermore, based on the resource index table indicated in the DCI configuration information, the terminal can also determine parameter information such as the transmission length of the PUSCH, the transmission start symbol, and in which time slot the transmission is performed.
- the resource index table may include at least one index Row, for example, the shared channel is PUSCH, as shown in FIG. 2a, the index row (Row index) can be used to determine the time slot offset K 2 of the PUSCH
- the terminal performs repeated transmission of a shared channel according to the DCI.
- the first resource index table does not include the second resource index row, which may mean that the first resource index table only includes the first resource index row, where the first resource index row is used to instruct the terminal to transmit only one
- the shared channel is a shared channel
- the DCI is used to indicate the transmission of a shared channel of the terminal, and the shared channel is repeatedly transmitted for N times, where N is an integer greater than 1.
- the DCI when the configuration information of the DCI indicates the second resource index table, the DCI is used to instruct the terminal to perform transmission of at least one shared channel, and the at least one shared channel is transmitted once; wherein the second The resource index table includes at least one second resource index row, and the second resource index row is used to instruct the terminal to transmit at least two shared channels.
- the configuration information of the DCI sent by the network side device indicates the second resource
- the DCI is used to instruct the terminal to perform transmission of at least one shared channel, and each shared channel in the at least one shared channel is transmitted once.
- the network side device can instruct the terminal to perform repeated transmission of a shared channel or a resource index row included in the configuration information of the DCI. It is a transmission of multiple shared channels.
- the network side device may also configure the number of repetitions in the configuration information of the DCI.
- the configuration information of the DCI indicates a second resource index row, and the configuration information includes the number of repetitions
- the DCI is used to instruct the terminal to perform transmission of at least one shared channel, and the at least One shared channel is transmitted at least once; wherein, the second resource index row is used to instruct the terminal to transmit at least two shared channels.
- the configuration information of the DCI may include a resource index table, and the resource index table includes a second resource index row; the resource index table may only include the second resource index row, or may include the first resource index row.
- the configuration information of the DCI indicates a second resource index row, and the configuration information of the DCI is configured with the number of repetitions. Based on the second resource index row and the number of repetitions, the terminal can perform at least one sharing At least one transmission for each shared channel in the channel.
- the DCI when the configuration information of the DCI indicates one shared channel, the DCI is used to instruct the terminal to perform transmission of one shared channel, and the one shared channel is transmitted K times ;
- the K is the number of repetitions. That is to say, if the time domain resource assignment (Time domain resource assignment) field in the DCI indicates that the scheduled shared channel is one, and the number of repetitions K is configured in the configuration information of the DCI, the network side device schedules the terminal's A shared channel is repeatedly transmitted K times.
- time domain resource assignment Time domain resource assignment
- the DCI when the configuration information of the DCI indicates at least two shared channels, the DCI is used to instruct the terminal to perform transmission of at least two shared channels, and the at least two shared channels are Each of the two shared channels is transmitted once.
- the terminal even if the number of repetitions is configured in the DCI configuration information, the terminal will ignore the number of repetitions in the DCI configuration information, and only transmit once to all the scheduled shared channels.
- the DCI when the DCI indicates that the time domain resources of the shared channel are transmitted through the same time slot, the DCI is used to instruct the terminal to perform transmission of at least one shared channel, and Each of the at least one shared channel is transmitted K times, where K is the number of repetitions.
- the number of repetitions K is configured in the configuration information of the DCI, and the DCI instructs the terminal to perform transmission of at least one shared channel. If the DCI is also used to indicate that the time domain resources of the at least one shared channel are If the transmission is performed in the same time slot, based on the DCI, the terminal repeats the transmission K times for each shared channel in the at least one shared channel.
- the configuration information of the DCI includes the resource index row 2 used to indicate the resource index table. It can be seen from FIG. 2a that the resource index row 2 indicates the transmission of three shared channels. In this implementation In the mode, the terminal performs transmission of the three shared channels indicated by the DCI in the same time slot, and each shared channel is transmitted twice.
- the DCI when the DCI indicates that the time domain resources of the shared channel are transmitted through different time slots, the DCI is used to instruct the terminal to perform transmission of at least one shared channel, and Each of the at least one shared channel is transmitted once.
- the terminal performs at least one shared channel based on the DCI Channels are transmitted in different time slots, once per shared channel.
- the configuration information of the DCI includes the resource index row 3 used to indicate the resource index table.
- the resource index row 3 indicates the transmission of 4 shared channels.
- the terminal performs transmission of the 4 shared channels indicated by the DCI, and each shared channel is transmitted only once.
- the DCI is used to instruct the terminal to perform at least one shared channel transmission in a preset time slot, and each shared channel in the at least one shared channel is transmitted K times, and The shared channel in other time slots except the preset time slot is not transmitted; wherein, the K is the repetition times.
- the number of repetitions K is configured in the DCI configuration information, and the DCI indicates that the time domain resources of at least one shared channel of the terminal are all transmitted in a preset time slot, then based on the DCI, the terminal can All shared channels in the preset time slot are repeatedly transmitted K times, and the shared channels in other time slots other than the preset time slot are ignored, that is, the shared channels in other time slots are not transmitted.
- the preset time slot may be designated by the network side device, such as the first time slot; or, the preset time slot is the time slot interval where the terminal is preset based on the uplink scheduling grant After obtaining the slot offset, for example, the time slot where the terminal receives the uplink scheduling grant is n, and the time slot offset is K 2 , then the preset time slot is n+K 2 .
- the configuration information of the DCI includes a resource index row 3 for indicating the resource index table.
- the resource index row 3 indicates the transmission of 4 shared channels.
- the terminal performs transmission of shared channel 1 and shared channel 2 in the same time slot among the 4 shared channels indicated by DCI, and these two shared channels are repeatedly transmitted in another time slot, while the remaining two shared channels are not transmitted. .
- the terminal even if the number of repetitions K is configured in the DCI configuration information, the terminal always ignores the number of repetitions, that is, the terminal performs the repetition of at least one shared channel indicated by the DCI. transmission, and only once per shared channel.
- the PUSCH in the case that the shared channel is PUSCH, the PUSCH is PUSCH based on Grant Scheduling (CG); in the case that the shared channel is PDSCH, the PUSCH PDSCH is a semi-static semi-persistent scheduling SPS PDSCH.
- CG Grant Scheduling
- the shared channel is the PUSCH scheduled based on grants for specific description.
- the DCI when the configuration information includes the number of repetitions, the DCI is used to indicate a first resource index row; wherein the first resource index row is used to indicate the The terminal transmits a shared channel.
- the configuration information of the DCI includes the number of repetitions, the terminal does not expect the DCI to indicate the sending of multiple shared channels, and the configuration information of the DCI indicates the first resource index row in the resource index table (Time Domain Allocation List), the first row of the resource index in the Time Domain Allocation List.
- a resource index row is used to indicate that transmission of one shared channel of the terminal is scheduled; in this case, based on the DCI, the terminal performs transmission of one shared channel.
- the DCI when the configuration information of the DCI indicates the second resource index row, and the configuration information includes the number of repetitions, if the configuration information of the DCI indicates at least two and the at least two shared channels have the same symbol length, the DCI is used to instruct the terminal to perform transmission of the at least two shared channels, and the at least two shared channels are transmitted based on preset rules; wherein , the second resource index row is used to instruct the terminal to transmit at least two shared channels, and the preset rule is: within the transmission resource period of the authorization scheduling, execute the first shared channel of the at least two shared channels. For K times of transmission, if there is still a remaining transmission position in the transmission resource period, the transmission of other shared channels except the first shared channel among the at least two shared channels is performed at the remaining transmission position.
- the configuration information of the DCI includes the number of repetitions K
- the Time Domain Allocation List in the DCI configuration information includes a row for indicating resource allocation of M (M>1) shared channels (second resource index row), if the symbol lengths of the M shared channels indicated by the DCI configuration information are the same, then based on the DCI, the terminal performs transmission of the M shared channels, and the M shared channels are transmitted based on the following rules: first The shared channels are repeatedly transmitted K times.
- the transmission of other shared channels except the first shared channel is performed in the remaining transmission positions; for example, if the remaining position is P(P ⁇ K), the second shared channel repeats transmission P times; if the remaining position is equal to K, the second shared channel repeats transmission K times; if the remaining transmission position is greater than K, the second shared channel repeats transmission K times, if there are For other shared channels, the remaining shared channels are transmitted on the remaining transmission positions after the first shared channel and the second shared channel are transmitted based on the above-mentioned rules.
- the configuration information of the DCI includes the resource index row 2 used to indicate the resource index table shown in Fig. 2e.
- the resource index row 2 indicates the transmission of 3 shared channels.
- the terminal first performs two transmissions of shared channel 1 among the three shared channels indicated by the DCI, and then performs two transmissions of shared channel 2 and one transmission of shared channel 3 based on the remaining transmission positions.
- the DCI when the configuration information of the DCI indicates the second resource index row, and the configuration information includes the number of repetitions, if the configuration information of the DCI indicates at least two shared channels, the DCI is used to instruct the terminal to perform K transmissions of the first shared channel among the at least two shared channels, and the at least two shared channels except the first shared channel The other shared channels are not transmitted; wherein, the second resource index row is used to instruct the terminal to transmit at least two shared channels, and the K is the number of repetitions.
- the configuration information of the DCI includes the resource index row 3 used to indicate the first resource index table.
- the resource index row 3 indicates the transmission of 4 shared channels, then in In this embodiment, the terminal only performs two transmissions of the shared channel 1 among the four shared channels indicated by the DCI, and does not transmit the other shared channels.
- the configuration information of the DCI includes the number of repetitions K, and the Time Domain Allocation List in the configuration information of the DCI indicates the second resource index row. If the configuration information of the DCI indicates at least two shared channels, Then, based on the DCI, the terminal performs K transmissions of the first shared channel among the at least two shared channels, and does not transmit other shared channels except the first shared channel.
- the network side device by sending DCI once, the network side device can schedule at least two shared channels of the terminal to implement repeated transmission in different or the same time slot, so that the terminal can not only increase the DCI overhead without increasing the DCI overhead. It can perform transmission of multiple different shared channels, and can perform repeated transmission of each shared channel to enhance coverage and reliability, reduce the transmission load between the network side equipment and the terminal, and also improve the network side equipment and the terminal. transmission efficiency between.
- FIG. 3 is a flowchart of another resource transmission method provided by an embodiment of the present application, where the resource transmission method is applied to a terminal.
- the resource transmission method includes the following steps:
- Step 301 receive downlink control information DCI
- Step 302 Perform transmission of at least one shared channel according to the DCI; wherein, in the case where the number of the shared channels is at least two, each of the at least two shared channels is repeatedly transmitted N times, and the N is an integer greater than 1.
- the terminal receives downlink control information (Downlink Control Information, DCI) sent by the network side device, and the DCI is used to instruct the terminal to perform transmission of at least one shared channel; the terminal, based on the received DCI, performs The transmission of at least one shared channel, and in the case that the number of the shared channels is at least two, each of the at least two shared channels is repeatedly transmitted N times, that is, the transmission is repeated at least twice.
- DCI Downlink Control Information
- the terminal can not only perform transmission of multiple different shared channels, but also perform repeated transmission of each shared channel to enhance coverage and reliability, and reduce the relationship between the network side equipment and the terminal. It also improves the transmission efficiency between the network side equipment and the terminal.
- the shared channel is a physical uplink shared channel (Physical Uplink Shared Channel, PUSCH) or a physical downlink shared channel (Physical downlink shared channel, PDSCH). That is, the terminal may perform transmission of at least one PUSCH, or the terminal may perform transmission of at least one PDSCH.
- PUSCH Physical Uplink Shared Channel
- PDSCH Physical downlink shared channel
- uplink transmission methods are divided into dynamic scheduling (Dynamic Grant, DG) and grant-based scheduling (Configured Grant, CG).
- the shared channel is a shared channel based on dynamic scheduling; in the following implementation manner, the PUSCH is DG-PUSCH as an example for specific description.
- the step 302 may include:
- the transmission of one shared channel is performed according to the DCI, and the shared channel is repeatedly transmitted N times; wherein, the first resource index table does not include a second resource index row, and the second resource index row is used to indicate the terminal to transmit At least two shared channels.
- the time domain resource used by the terminal for transmission is determined by the resource index table configured by the network layer indicated by the time domain resource assignment (Time domain resource assignment) field in the DCI;
- the resource index table may include at least one index row, for example, the shared channel is PUSCH, the index row can be used to determine the time slot offset K 2 of the PUSCH (that is, the time slot from which the PUSCH starts to transmit after receiving the DCI), the start of the PUSCH transmission Symbol S, allocation length L of PUSCH, and PUSCH mapping type.
- the terminal can also determine parameter information such as the transmission length of the PUSCH, the transmission start symbol, and in which time slot the transmission is performed.
- the terminal performs repeated transmission of a shared channel according to the DCI.
- the first resource index table does not include the second resource index row, which may mean that the first resource index table only includes the first resource index row, where the first resource index row is used to instruct the terminal to transmit only one
- the terminal performs transmission of a shared channel according to the DCI, and the shared channel is repeatedly transmitted for N times, where N is an integer greater than 1.
- the step 302 may include:
- the transmission of at least one shared channel is performed according to the DCI, and the at least one shared channel is transmitted once; wherein, the second resource index table includes at least one second resource index row, and the second resource index row is used to indicate The terminal transmits at least two shared channels.
- the terminal in the case that the number of repetitions is not included in the configuration information of the DCI, the terminal can perform repeated transmission of a shared channel through the resource index table and the resource index row included in the configuration information of the DCI Or one transmission of multiple shared channels.
- the configuration information of the DCI may also include the configuration repetition times.
- the step 302 may include:
- the transmission of at least one shared channel is performed according to the DCI, and the at least one shared channel is transmitted at least once; wherein, the second resource index row is used to instruct the terminal to transmit at least two shared channels.
- the step 302 may include:
- the transmission of one shared channel is performed according to the DCI, and the one shared channel is transmitted K times; the K is the number of repetitions.
- the step 302 may include:
- the transmission of the at least two shared channels is performed according to the DCI, and each of the at least two shared channels is transmitted once.
- the step 302 may include:
- the transmission of at least one shared channel in the same time slot is performed according to the DCI, and each shared channel in the at least one shared channel is transmitted K times, where K is the number of repetitions.
- the step 302 may include:
- Transmission of at least one shared channel in different time slots is performed according to the DCI, and each shared channel of the at least one shared channel is transmitted once.
- the configuration information of the DCI is used to instruct at least one shared channel of the terminal to transmit in a preset time slot, and the step 302 may include:
- the transmission of the at least one shared channel within a preset time slot is performed according to the DCI, each of the at least one shared channel is transmitted K times, and the other time slots except the preset time slot The shared channel within is not transmitted; wherein, the K is the number of repetitions.
- the preset time slot is obtained after the terminal presets a time slot offset based on the time slot interval where the uplink scheduling grant is located.
- the PUSCH when the shared channel is a PUSCH, the PUSCH is a PUSCH based on Grant Scheduling (CG); when the shared channel is a PDSCH, the PDSCH is a semi-static semi-static Continuously schedule SPS PDSCH.
- CG Grant Scheduling
- the shared channel is the PUSCH scheduled based on grants for specific description.
- the DCI when the configuration information includes the number of repetitions, the DCI is used to indicate a first resource index row; wherein the first resource index row is used to instruct the terminal to transmit a shared channel.
- the configuration information of the DCI indicates the first resource index row in the resource index table (Time Domain Allocation List), the first resource The index row is used to instruct the terminal to perform transmission of one shared channel; in this case, based on the DCI, the terminal performs transmission of one shared channel.
- the step 302 may include:
- the transmission of the at least two shared channels is performed according to the DCI, and the transmission of the at least two shared channels is based on a preset rule;
- the second resource index row is used to instruct the terminal to transmit at least two shared channels
- the preset rule is: execute the first shared channel among the at least two shared channels within the transmission resource period of the grant scheduling If there are remaining transmission positions in the transmission resource period, the transmission of other shared channels except the first shared channel in the at least two shared channels is performed in the remaining transmission positions.
- the configuration information of the DCI includes the number of repetitions K
- the Time Domain Allocation List in the configuration information of the DCI includes a row for indicating resource allocation of M (M>1) shared channels (the second resource index row), if the symbol lengths of the M shared channels indicated by the DCI configuration information are the same, then based on the DCI, the terminal performs transmission of the M shared channels, and the M shared channels are transmitted based on the following rules: first The shared channels are repeatedly transmitted K times.
- the transmission of other shared channels except the first shared channel is performed in the remaining transmission positions; for example, if the remaining position is P(P ⁇ K), the second shared channel repeats transmission P times; if the remaining position is equal to K, the second shared channel repeats transmission K times; if the remaining transmission position is greater than K, the second shared channel repeats transmission K times, if there are For other shared channels, the remaining shared channels are transmitted on the remaining transmission positions after the first shared channel and the second shared channel are transmitted based on the above-mentioned rules.
- the step 302 may include:
- the configuration information of the DCI includes the number of repetitions K, and the Time Domain Allocation List in the configuration information of the DCI indicates the second resource index row. If the configuration information of the DCI indicates at least two shared channels, Then, based on the DCI, the terminal performs K transmissions of the first shared channel among the at least two shared channels, and does not transmit other shared channels except the first shared channel.
- the terminal by receiving the DCI sent by the network side device, the terminal can perform repeated transmission of at least two shared channels in different or the same time slot, so that the network side device can, without increasing the DCI overhead,
- the terminal can not only perform transmission of multiple different shared channels, but also perform repeated transmission of each shared channel to enhance coverage and reliability, reduce the transmission load between the network side equipment and the terminal, and improve the network side equipment. Transmission efficiency to and from the terminal.
- the execution body may be a resource transmission apparatus, or a control module in the resource transmission apparatus for executing the resource transmission method.
- the resource transmission device provided by the embodiment of the present application is described by taking the resource transmission method performed by the resource transmission device as an example.
- FIG. 4 is a structural diagram of a resource transmission apparatus provided by an embodiment of the present application, where the resource transmission apparatus is applied to a network side device.
- the resource transmission apparatus further includes a processor.
- the resource transmission apparatus 400 includes:
- a sending module 401 configured to send downlink control information DCI, where the DCI is used to instruct the terminal to perform transmission of at least one shared channel;
- each of the at least two shared channels repeats transmission N times, where N is an integer greater than 1.
- the shared channel is a physical uplink shared channel PUSCH or a physical downlink shared channel PDSCH.
- the shared channel is a shared channel based on dynamic scheduling.
- the DCI when the configuration information of the DCI indicates the first resource index table, the DCI is used to instruct the terminal to perform transmission of one shared channel, and the shared channel is repeatedly transmitted N times;
- the first resource index table does not include a second resource index row, and the second resource index row is used to instruct the terminal to transmit at least two shared channels.
- the DCI when the configuration information of the DCI indicates the second resource index table, the DCI is used to instruct the terminal to perform transmission of at least one shared channel, and the at least one shared channel is transmitted once;
- the second resource index table includes at least one second resource index row, and the second resource index row is used to instruct the terminal to transmit at least two shared channels.
- the DCI when the configuration information of the DCI indicates a second resource index row, and the configuration information includes the number of repetitions, the DCI is used to instruct the terminal to perform transmission of at least one shared channel, and the at least A shared channel is transmitted at least once;
- the second resource index row is used to instruct the terminal to transmit at least two shared channels.
- the DCI when the configuration information of the DCI indicates one shared channel, the DCI is used to instruct the terminal to perform transmission of one shared channel, and the one shared channel is transmitted K times; the K is the repetition frequency.
- the DCI is used to instruct the terminal to perform transmission of at least two shared channels, and each of the at least two shared channels shares a shared channel.
- the channel transmits once.
- the DCI when the DCI indicates that the time domain resources of the shared channel are transmitted through the same time slot, the DCI is used to instruct the terminal to perform transmission of at least one shared channel, and each of the at least one shared channel Each shared channel is transmitted K times, where K is the number of repetitions.
- the DCI when the DCI indicates that the time domain resources of the shared channel are transmitted through different time slots, the DCI is used to instruct the terminal to perform transmission of at least one shared channel, and each of the at least one shared channel Each shared channel is transmitted once.
- the DCI is used to instruct the terminal to perform at least one shared channel transmission in a preset time slot, and each shared channel in the at least one shared channel is transmitted K times, and except for the preset time slot The shared channels in other time slots are not transmitted;
- the K is the number of repetitions.
- the preset time slot is obtained after the terminal presets a time slot offset based on the time slot interval where the uplink scheduling grant is located.
- the PUSCH is a PUSCH scheduled based on a grant; when the shared channel is a PDSCH, the PDSCH is a semi-static semi-persistently scheduled SPS PDSCH.
- the DCI is used to indicate the first resource index row
- the first resource index row is used to instruct the terminal to transmit a shared channel.
- the configuration information of the DCI indicates the second resource index row, and the configuration information includes the number of repetitions
- the configuration information of the DCI indicates at least two shared channels, and the at least two The symbol lengths of the two shared channels are the same, and the DCI is used to instruct the terminal to perform transmission of the at least two shared channels, and the at least two shared channels are transmitted based on a preset rule
- the second resource index row is used to instruct the terminal to transmit at least two shared channels
- the preset rule is: execute the first shared channel among the at least two shared channels within the transmission resource period of the grant scheduling If there are remaining transmission positions in the transmission resource period, the transmission of other shared channels except the first shared channel in the at least two shared channels is performed in the remaining transmission positions.
- the DCI when the configuration information of the DCI indicates the second resource index row, and the configuration information includes the number of repetitions, if the configuration information of the DCI indicates at least two shared channels, the DCI is used for Instructing the terminal to perform K transmissions of the first shared channel in the at least two shared channels, and not transmitting other shared channels except the first shared channel in the at least two shared channels;
- the second resource index row is used to instruct the terminal to transmit at least two shared channels, and the K is the number of repetitions.
- the DCI sent by the resource transmission apparatus is used to instruct the terminal to perform transmission of at least one shared channel, and when the number of the shared channels is at least two, each of the at least two shared channels shares Channels are capable of repeating transmissions at least twice.
- the terminal on the network side can perform not only the transmission of multiple different shared channels, but also the repeated transmission of each shared channel to enhance coverage and reliability, and reduce the network side
- the transmission load between the device and the terminal also improves the transmission efficiency between the network side device and the terminal.
- the resource transmission device in this embodiment of the present application may be a device, or may be a component, an integrated circuit, or a chip in a terminal.
- the device may be a mobile terminal or a non-mobile terminal.
- the mobile terminal may include, but is not limited to, the types of terminals 11 listed above, and the non-mobile terminal may be a server, a network attached storage (NAS), a personal computer (personal computer, PC), a television ( television, TV), teller machine, or self-service machine, etc., which are not specifically limited in the embodiments of the present application.
- the resource transmission apparatus provided in the embodiment of the present application can implement each process implemented by the method embodiment in FIG. 2 , and achieve the same technical effect. In order to avoid repetition, details are not repeated here.
- FIG. 5 is a structural diagram of another resource transmission apparatus provided by an embodiment of the present application, where the resource transmission apparatus is applied to a terminal.
- the resource transmission apparatus further includes a processor.
- the resource transmission apparatus 500 includes:
- a first receiving module 501 configured to receive downlink control information DCI
- a first executing module 502 configured to execute transmission of at least one shared channel according to the DCI
- each of the at least two shared channels repeats transmission N times, where N is an integer greater than 1.
- the shared channel is a physical uplink shared channel PUSCH or a physical downlink shared channel PDSCH.
- the shared channel is a shared channel based on dynamic scheduling.
- the first execution module 502 is further configured to:
- the first resource index table does not include a second resource index row, and the second resource index row is used to instruct the terminal to transmit at least two shared channels.
- the first execution module 502 is further configured to:
- the second resource index table includes at least one second resource index row, and the second resource index row is used to instruct the terminal to transmit at least two shared channels.
- the first execution module 502 is further configured to:
- the second resource index row is used to instruct the terminal to transmit at least two shared channels.
- the first execution module 502 is further configured to:
- the transmission of one shared channel is performed according to the DCI, and the one shared channel is transmitted K times; the K is the number of repetitions.
- the first execution module 502 is further configured to:
- the transmission of the at least two shared channels is performed according to the DCI, and each of the at least two shared channels is transmitted once.
- the first execution module 502 is further configured to:
- the transmission of at least one shared channel in the same time slot is performed according to the DCI, and each shared channel in the at least one shared channel is transmitted K times, where K is the number of repetitions.
- the first execution module 502 is further configured to:
- Transmission of at least one shared channel in different time slots is performed according to the DCI, and each shared channel of the at least one shared channel is transmitted once.
- the configuration information of the DCI is used to instruct at least one shared channel of the terminal to transmit in a preset time slot
- the first execution module 502 is further configured to:
- the transmission of the at least one shared channel within a preset time slot is performed according to the DCI, each of the at least one shared channel is transmitted K times, and the other time slots except the preset time slot The shared channel within is not transmitted;
- the K is the number of repetitions.
- the preset time slot is obtained after the terminal presets a time slot offset based on the time slot interval where the uplink scheduling grant is located.
- the PUSCH is a PUSCH scheduled based on grants; when the shared channel is a PDSCH, the PDSCH is a semi-static semi-persistent scheduling SPS PDSCH .
- the DCI is used to indicate the first resource index row
- the first resource index row is used to instruct the terminal to transmit a shared channel.
- the configuration information of the DCI indicates the second resource index row, and the configuration information includes the number of repetitions
- the configuration information of the DCI indicates at least two shared channels, and the at least two The symbol lengths of the two shared channels are the same
- the first execution module 502 is further configured to:
- the transmission of the at least two shared channels is performed according to the DCI, and the transmission of the at least two shared channels is based on a preset rule;
- the second resource index row is used to instruct the terminal to transmit at least two shared channels
- the preset rule is: execute the first shared channel among the at least two shared channels within the transmission resource period of the grant scheduling If there are remaining transmission positions in the transmission resource period, the transmission of other shared channels except the first shared channel in the at least two shared channels is performed in the remaining transmission positions.
- the first execution module 502 Also used for:
- the second resource index row is used to instruct the terminal to transmit at least two shared channels, and the K is the number of repetitions.
- the first receiving module 501 receives the DCI sent by the network-side device, and the first executing module 502 can perform repeated transmissions on at least two shared channels in different or same time slots, so that the network-side device can perform repeated transmissions in different or same time slots.
- the terminal can not only perform transmission of multiple different shared channels, but also perform repeated transmission of each shared channel to enhance coverage and reliability, and reduce the transmission load between the network side device and the terminal. , which also improves the transmission efficiency between the network side device and the terminal.
- the resource transmission device in this embodiment of the present application may be a device, or may be a component, an integrated circuit, or a chip in a terminal.
- the device may be a mobile terminal or a non-mobile terminal.
- the mobile terminal may include, but is not limited to, the types of terminals 11 listed above, and the non-mobile terminal may be a server, a network attached storage (NAS), a personal computer (personal computer, PC), a television ( television, TV), teller machine, or self-service machine, etc., which are not specifically limited in the embodiments of the present application.
- the resource transmission device in this embodiment of the present application may be a device having an operating system.
- the operating system may be an Android (Android) operating system, an ios operating system, or other possible operating systems, which are not specifically limited in the embodiments of the present application.
- the resource transmission apparatus provided in the embodiment of the present application can implement each process implemented by the method embodiment in FIG. 3 , and achieve the same technical effect. To avoid repetition, details are not described here.
- an embodiment of the present application further provides a communication device 600, including a processor 601, a memory 602, a program or instruction stored in the memory 602 and executable on the processor 601,
- a communication device 600 including a processor 601, a memory 602, a program or instruction stored in the memory 602 and executable on the processor 601,
- the program or instruction is executed by the processor 601
- each process of the resource transmission method embodiment described in FIG. 2 is realized, and the same technical effect can be achieved; or, when the program or instruction is executed by the processor 601, the above FIG. 3 is realized.
- the various processes of the resource transmission method embodiments can achieve the same technical effect, and are not repeated here in order to avoid repetition.
- FIG. 7 is a schematic diagram of a hardware structure of a terminal implementing an embodiment of the present application.
- the terminal 700 includes but is not limited to: a radio frequency unit 701, a network module 702, an audio output unit 703, an input unit 704, a sensor 705, a display unit 706, a user input unit 707, an interface unit 708, a memory 709, a processor 710 and other components .
- the terminal 700 may also include a power source (such as a battery) for supplying power to various components, and the power source may be logically connected to the processor 710 through a power management system, so as to manage charging, discharging, and power consumption through the power management system management and other functions.
- a power source such as a battery
- the terminal structure shown in FIG. 7 does not constitute a limitation on the terminal, and the terminal may include more or less components than shown, or combine some components, or arrange different components, which will not be repeated here.
- the input unit 704 may include a graphics processor (Graphics Processing Unit, GPU) 7041 and a microphone 7042. Such as camera) to obtain still pictures or video image data for processing.
- the display unit 706 may include a display panel 7061, which may be configured in the form of a liquid crystal display, an organic light emitting diode, or the like.
- the user input unit 707 includes a touch panel 7071 and other input devices 7072 .
- the touch panel 7071 is also called a touch screen.
- the touch panel 7071 may include two parts, a touch detection device and a touch controller.
- Other input devices 7072 may include, but are not limited to, physical keyboards, function keys (such as volume control keys, switch keys, etc.), trackballs, mice, and joysticks, which will not be repeated here.
- the radio frequency unit 701 receives the downlink data from the network side device, and then processes it to the processor 710; in addition, sends the uplink data to the network side device.
- the radio frequency unit 701 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.
- Memory 709 may be used to store software programs or instructions as well as various data.
- the memory 709 may mainly include a storage program or instruction area and a storage data area, wherein the storage program or instruction area may store an operating system, an application program or instruction required for at least one function (such as a sound playback function, an image playback function, etc.) and the like.
- the memory 709 may include a high-speed random access memory, and may also include a non-volatile memory, wherein the non-volatile memory may be a read-only memory (Read-Only Memory, ROM), a programmable read-only memory (Programmable ROM) , PROM), erasable programmable read-only memory (Erasable PROM, EPROM), electrically erasable programmable read-only memory (Electrically EPROM, EEPROM) or flash memory.
- ROM Read-Only Memory
- PROM programmable read-only memory
- PROM erasable programmable read-only memory
- Erasable PROM Erasable PROM
- EPROM electrically erasable programmable read-only memory
- EEPROM electrically erasable programmable read-only memory
- flash memory for example at least one magnetic disk storage device, flash memory device, or other non-volatile solid state storage device.
- the processor 710 may include one or more processing units; optionally, the processor 710 may integrate an application processor and a modem processor, wherein the application processor mainly processes the operating system, user interface, application programs or instructions, etc., Modem processors mainly deal with wireless communications, such as baseband processors. It can be understood that, the above-mentioned modulation and demodulation processor may not be integrated into the processor 710.
- the radio frequency unit 701 is used for receiving downlink control information DCI;
- a processor 710 configured to perform transmission of at least one shared channel according to the DCI
- each of the at least two shared channels repeats transmission N times, where N is an integer greater than 1.
- the shared channel is a physical uplink shared channel PUSCH or a physical downlink shared channel PDSCH.
- the shared channel is a shared channel based on dynamic scheduling.
- the processor 710 is further configured to:
- the first resource index table does not include a second resource index row, and the second resource index row is used to instruct the terminal to transmit at least two shared channels.
- the processor 710 is further configured to:
- the second resource index table includes at least one second resource index row, and the second resource index row is used to instruct the terminal to transmit at least two shared channels.
- the processor 710 is further configured to:
- the second resource index row is used to instruct the terminal to transmit at least two shared channels.
- the processor 710 is further configured to:
- the transmission of one shared channel is performed according to the DCI, and the one shared channel is transmitted K times; the K is the number of repetitions.
- the processor 710 is further configured to:
- the transmission of the at least two shared channels is performed according to the DCI, and each of the at least two shared channels is transmitted once.
- the processor 710 is further configured to:
- the transmission of at least one shared channel in the same time slot is performed according to the DCI, and each shared channel in the at least one shared channel is transmitted K times, where K is the number of repetitions.
- the processor 710 is further configured to:
- Transmission of at least one shared channel in different time slots is performed according to the DCI, and each shared channel of the at least one shared channel is transmitted once.
- the configuration information of the DCI is used to instruct at least one shared channel of the terminal to transmit in a preset time slot, and the processor 710 is further configured to:
- the transmission of the at least one shared channel within a preset time slot is performed according to the DCI, each of the at least one shared channel is transmitted K times, and the other time slots except the preset time slot The shared channel within is not transmitted;
- the K is the number of repetitions.
- the preset time slot is obtained after the terminal presets a time slot offset based on the time slot interval where the uplink scheduling grant is located.
- the PUSCH is a PUSCH scheduled based on grants; when the shared channel is a PDSCH, the PDSCH is a semi-static semi-persistent scheduling SPS PDSCH .
- the DCI is used to indicate the first resource index row
- the first resource index row is used to instruct the terminal to transmit a shared channel.
- the processor 710 is further configured to:
- the transmission of the at least two shared channels is performed according to the DCI, and the transmission of the at least two shared channels is based on a preset rule;
- the second resource index row is used to instruct the terminal to transmit at least two shared channels
- the preset rule is: execute the first shared channel among the at least two shared channels within the transmission resource period of the grant scheduling If there are remaining transmission positions in the transmission resource period, the transmission of other shared channels except the first shared channel in the at least two shared channels is performed in the remaining transmission positions.
- the processor 710 further uses At:
- the second resource index row is used to instruct the terminal to transmit at least two shared channels, and the K is the number of repetitions.
- the terminal by receiving the DCI sent by the network-side device, the terminal can perform repeated transmission of at least two shared channels in different or the same time slot, and the network-side device can enable the terminal without increasing the DCI overhead. It can not only perform transmission of multiple different shared channels, but also perform repeated transmission of each shared channel to enhance coverage and reliability, reduce the transmission load between network-side equipment and terminals, and improve network-side equipment and terminals. transmission efficiency between them.
- the network device 800 includes: an antenna 81 , a radio frequency device 82 , and a baseband device 83 .
- the antenna 81 is connected to the radio frequency device 82 .
- the radio frequency device 82 receives information through the antenna 81, and sends the received information to the baseband device 83 for processing.
- the baseband device 83 processes the information to be sent and sends it to the radio frequency device 82, and the radio frequency device 82 processes the received information and sends it out through the antenna 81.
- the above-mentioned frequency band processing apparatus may be located in the baseband apparatus 83 , and the method performed by the resource transmission apparatus in the above embodiment of FIG. 4 may be implemented in the baseband apparatus 83 .
- the baseband device 83 may include, for example, at least one baseband board on which a plurality of chips are arranged. As shown in FIG. 8 , one of the chips is, for example, the processor 84 and is connected to the memory 85 to call the program in the memory 85 to execute The network devices shown in the above method embodiments operate.
- the baseband device 83 may further include a network interface 86 for exchanging information with the radio frequency device 82, and the interface is, for example, a common public radio interface (CPRI).
- CPRI common public radio interface
- the network-side device in this embodiment of the present invention further includes: instructions or programs that are stored in the memory 85 and run on the processor 84 , and the processor 84 invokes the instructions or programs in the memory 85 to execute the modules shown in FIG. 4 .
- FIG. 9 is a flowchart of a resource transmission method provided by an embodiment of the present application, where the resource transmission method is applied to a terminal.
- the resource transmission method includes the following steps:
- Step 901 the terminal receives downlink control information DCI
- Step 902 in the case that the first resource index table indicated in the configuration information of the DCI does not include a second resource index row, the terminal performs transmission of a shared channel according to the DCI;
- Step 903 In the case that the second resource index table indicated in the configuration information of the DCI includes a second resource index row, the terminal performs transmission of at least two shared channels according to the DCI;
- Step 904 In the case that the configuration information of the DCI indicates a second resource index row, and the configuration information includes the number of repetitions, the terminal performs transmission of at least one shared channel according to the DCI;
- the second resource index row is used to instruct the terminal to transmit at least two shared channels.
- the shared channel is a physical uplink shared channel PUSCH or a physical downlink shared channel PDSCH.
- the shared channel is a shared channel based on dynamic scheduling.
- the first resource index table indicated in the configuration information of the DCI does not include a second resource index row
- performing transmission of a shared channel according to the DCI including:
- the transmission of one shared channel is performed according to the DCI, and the shared channel is repeatedly transmitted N times, where N is an integer greater than 1.
- the second resource index table indicated in the configuration information of the DCI includes a second resource index row
- performing transmission of at least two shared channels according to the DCI including:
- the transmission of at least two shared channels is performed according to the DCI, and the at least two shared channels are transmitted once.
- the configuration information of the DCI when the configuration information of the DCI includes the number of repetitions, the configuration information of the DCI does not include the second resource index row.
- FIG. 10 is a structural diagram of another resource transmission apparatus provided by an embodiment of the present application, where the resource transmission apparatus is applied to a terminal.
- the resource transmission apparatus 1000 includes:
- a second execution module 1002 configured to perform transmission of a shared channel according to the DCI in the case that the first resource index table indicated in the configuration information of the DCI does not include a second resource index row;
- the second resource index table indicated in the configuration information of the DCI includes a second resource index row, performing transmission of at least two shared channels according to the DCI;
- the configuration information of the DCI indicates a second resource index row, and the configuration information includes the number of repetitions, performing transmission of at least one shared channel according to the DCI;
- the second resource index row is used to instruct the terminal to transmit at least two shared channels.
- the shared channel is a physical uplink shared channel PUSCH or a physical downlink shared channel PDSCH.
- the shared channel is a shared channel based on dynamic scheduling.
- the second execution module 1002 is specifically configured to: perform transmission of a shared channel according to the DCI, and the shared channel is repeatedly transmitted N times, where N is an integer greater than 1.
- the second executing module 1002 is specifically configured to: execute transmission of at least two shared channels according to the DCI, and transmit the at least two shared channels once.
- the configuration information of the DCI when the configuration information of the DCI includes the number of repetitions, the configuration information of the DCI does not include the second resource index row.
- an embodiment of the present application further provides a terminal 1100 , including a processor 1101 , a memory 1102 , and programs or instructions stored in the memory 1102 and running on the processor 1101 , when the program or instruction is executed by the processor 1101, the steps of the resource transmission method shown in FIG. 9 are implemented.
- An embodiment of the present application further provides a readable storage medium, where a program or an instruction is stored on the readable storage medium, and when the program or instruction is executed by a processor, each process of the resource transmission method embodiment shown in FIG. 2 above is implemented, Alternatively, each process of the resource transmission method embodiment shown in FIG. 3 may be implemented, or each process of the resource transmission method embodiment shown in FIG. 9 may be implemented, and the same technical effect can be achieved.
- the processor is the processor in the terminal described in the foregoing embodiment.
- the readable storage medium includes a computer-readable storage medium, such as a computer read-only memory (Read-Only Memory, ROM), a random access memory (Random Access Memory, RAM), a magnetic disk or an optical disk, and the like.
- An embodiment of the present application further provides a chip, where the chip includes a processor and a communication interface, the communication interface is coupled to the processor, and the processor is configured to run a program or an instruction to implement the resource transmission described in FIG. 2 above.
- the chip includes a processor and a communication interface
- the communication interface is coupled to the processor
- the processor is configured to run a program or an instruction to implement the resource transmission described in FIG. 2 above.
- the chip mentioned in the embodiments of the present application may also be referred to as a system-on-chip, a system-on-chip, a system-on-chip, or a system-on-a-chip, or the like.
- the method of the above embodiment can be implemented by means of software plus a necessary general hardware platform, and of course can also be implemented by hardware, but in many cases the former is better implementation.
- the technical solution of the present application can be embodied in the form of a software product in essence or in a part that contributes to the prior art, and the computer software product is stored in a storage medium (such as ROM/RAM, magnetic disk, CD-ROM), including several instructions to make a terminal (which may be a mobile phone, a computer, a server, an air conditioner, or a network device, etc.) execute the methods described in the various embodiments of this application.
- a storage medium such as ROM/RAM, magnetic disk, CD-ROM
- modules can all be implemented in the form of software calling through processing elements; they can also all be implemented in hardware; some modules can also be implemented in the form of calling software through processing elements, and some modules can be implemented in hardware.
- the determination module may be a separately established processing element, or may be integrated into a certain chip of the above-mentioned device to be implemented, in addition, it may also be stored in the memory of the above-mentioned device in the form of program code, and a certain processing element of the above-mentioned device may Call and execute the function of the above determined module.
- the implementation of other modules is similar. In addition, all or part of these modules can be integrated together, and can also be implemented independently.
- the processing element described here may be an integrated circuit with signal processing capability. In the implementation process, each step of the above-mentioned method or each of the above-mentioned modules can be completed by an integrated logic circuit of hardware in the processor element or an instruction in the form of software.
- each module, unit, sub-unit or sub-module may be one or more integrated circuits configured to implement the above methods, such as: one or more Application Specific Integrated Circuit (ASIC), or, one or Multiple microprocessors (digital signal processors, DSP), or, one or more field programmable gate arrays (Field Programmable Gate Array, FPGA), etc.
- ASIC Application Specific Integrated Circuit
- DSP digital signal processors
- FPGA Field Programmable Gate Array
- the processing element may be a general-purpose processor, such as a central processing unit (Central Processing Unit, CPU) or other processors that can call program codes.
- CPU central processing unit
- these modules can be integrated together and implemented in the form of a system-on-a-chip (SOC).
- SOC system-on-a-chip
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Abstract
Description
Claims (52)
- 一种资源传输方法,应用于网络侧设备,包括:发送下行控制信息DCI,所述DCI用于指示终端执行至少一个共享信道的传输;其中,在所述共享信道的数量为至少两个的情况下,至少两个共享信道中每个共享信道重复传输N次,所述N为大于1的整数。
- 根据权利要求1所述的方法,其中,所述共享信道为物理上行共享信道PUSCH或物理下行共享信道PDSCH。
- 根据权利要求1或2所述的方法,其中,所述共享信道为基于动态调度的共享信道。
- 根据权利要求3所述的方法,其中,在所述DCI的配置信息指示第一资源索引表的情况下,所述DCI用于指示终端执行一个共享信道的传输,且所述共享信道重复传输N次;其中,所述第一资源索引表不包含第二资源索引行,所述第二资源索引行用于指示终端传输至少两个共享信道。
- 根据权利要求3所述的方法,其中,在所述DCI的配置信息指示第二资源索引表的情况下,所述DCI用于指示终端执行至少一个共享信道的传输,且所述至少一个共享信道传输一次;其中,所述第二资源索引表包含至少一个第二资源索引行,所述第二资源索引行用于指示终端传输至少两个共享信道。
- 根据权利要求3所述的方法,其中,在所述DCI的配置信息指示第二资源索引行,且所述配置信息中包括重复次数的情况下,所述DCI用于指示终端执行至少一个共享信道的传输,且所述至少一个共享信道传输至少一次;其中,所述第二资源索引行用于指示终端传输至少两个共享信道。
- 根据权利要求6所述的方法,其中,在所述DCI的配置信息指示一个共享信道的情况下,所述DCI用于指示终端执行一个共享信道的传输,且所述一个共享信道传输K次;所述K为所述重复次数。
- 根据权利要求6所述的方法,其中,在所述DCI的配置信息指示至少 两个共享信道的情况下,所述DCI用于指示终端执行至少两个共享信道的传输,且所述至少两个共享信道中的每个共享信道传输一次。
- 根据权利要求6所述的方法,其中,在所述DCI指示共享信道的时域资源通过同一个时隙传输的情况下,所述DCI用于指示终端执行至少一个共享信道的传输,且所述至少一个共享信道中的每个共享信道传输K次,所述K为重复次数。
- 根据权利要求6所述的方法,其中,在所述DCI指示共享信道的时域资源通过不同的时隙传输的情况下,所述DCI用于指示终端执行至少一个共享信道的传输,且所述至少一个共享信道中的每个共享信道传输一次。
- 根据权利要求6所述的方法,其中,所述DCI用于指示终端执行至少一个共享信道在预设时隙内传输,所述至少一个共享信道中的每个共享信道传输K次,且除所述预设时隙之外的其他时隙内的共享信道不传输;其中,所述K为所述重复次数。
- 根据权利要求11所述的方法,其中,所述预设时隙为所述终端基于上行调度授权所在的时隙间隔预设时隙偏移量后获得。
- 根据权利要求1或2所述的方法,其中,在所述共享信道为PUSCH的情况下,所述PUSCH为基于授权调度的PUSCH;在所述共享信道为PDSCH的情况下,所述PDSCH为半静态的半持续性调度SPS PDSCH。
- 根据权利要求13所述的方法,其中,在所述配置信息中包括重复次数的情况下,所述DCI用于指示第一资源索引行;其中,所述第一资源索引行用于指示所述终端传输一个共享信道。
- 根据权利要求13所述的方法,其中,在所述DCI的配置信息指示第二资源索引行,且所述配置信息中包括重复次数的情况下,若所述DCI的配置信息指示至少两个共享信道,且所述至少两个共享信道的符号长度相同,所述DCI用于指示终端执行所述至少两个共享信道的传输,且所述至少两个共享信道基于预设规则传输;其中,所述第二资源索引行用于指示终端传输至少两个共享信道,所述预设规则为:在授权调度的传输资源周期内执行所述至少两个共享信道中的第一个共享信道的K次传输,若所述传输资源周期还存在剩余传输位置,则 在所述剩余传输位置执行所述至少两个共享信道中除所述第一个共享信道之外的其他共享信道的传输。
- 根据权利要求13所述的方法,其中,在所述DCI的配置信息指示第二资源索引行,且所述配置信息中包括重复次数的情况下,若所述DCI的配置信息指示至少两个共享信道,所述DCI用于指示终端执行所述至少两个共享信道中的第一个共享信道的K次传输,且所述至少两个共享信道中除所述第一个共享信道之外的其他共享信道不传输;其中,所述第二资源索引行用于指示终端传输至少两个共享信道,所述K为所述重复次数。
- 一种资源传输方法,应用于终端,包括:接收下行控制信息DCI;根据所述DCI执行至少一个共享信道的传输;其中,在所述共享信道的数量为至少两个的情况下,至少两个共享信道中每个共享信道重复传输N次,所述N为大于1的整数。
- 根据权利要求17所述的方法,其中,所述共享信道为物理上行共享信道PUSCH或物理下行共享信道PDSCH。
- 根据权利要求17或18所述的方法,其中,所述共享信道为基于动态调度的共享信道。
- 根据权利要求19所述的方法,其中,在所述DCI的配置信息指示第一资源索引表的情况下,所述根据所述DCI执行至少一个共享信道的传输,包括:根据所述DCI执行一个共享信道的传输,且所述共享信道重复传输N次;其中,所述第一资源索引表不包含第二资源索引行,所述第二资源索引行用于指示终端传输至少两个共享信道。
- 根据权利要求19所述的方法,其中,在所述DCI的配置信息指示第二资源索引表的情况下,所述根据所述DCI执行至少一个共享信道的传输,包括:根据所述DCI执行至少一个共享信道的传输,且所述至少一个共享信道传输一次;其中,所述第二资源索引表至少包含一个第二资源索引行,所述第二资源索引行用于指示终端传输至少两个共享信道。
- 根据权利要求19所述的方法,其中,在所述DCI的配置信息指示第二资源索引行,且所述配置信息中包括重复次数的情况下,所述根据所述DCI执行至少一个共享信道的传输,包括:根据所述DCI执行至少一个共享信道的传输,且所述至少一个共享信道传输至少一次;其中,所述第二资源索引行用于指示终端传输至少两个共享信道。
- 根据权利要求22所述的方法,其中,在所述DCI的配置信息指示一个共享信道的情况下,所述根据所述DCI执行至少一个共享信道的传输,包括:根据所述DCI执行一个共享信道的传输,且所述一个共享信道传输K次;所述K为所述重复次数。
- 根据权利要求22所述的方法,其中,在所述DCI的配置信息指示至少两个共享信道的情况下,所述根据所述DCI执行至少一个共享信道的传输,包括:根据所述DCI执行所述至少两个共享信道的传输,且所述至少两个共享信道中的每个共享信道传输一次。
- 根据权利要求22所述的方法,其中,在所述DCI的配置信息指示共享信道的时域资源通过同一个时隙传输的情况下,所述根据所述DCI执行至少一个共享信道的传输,包括:根据所述DCI执行至少一个共享信道在同一个时隙传输,且所述至少一个共享信道中的每个共享信道传输K次,所述K为所述重复次数。
- 根据权利要求22所述的方法,其中,在所述DCI的配置信息指示共享信道的时域资源通过不同的时隙传输的情况下,所述根据所述DCI执行至少一个共享信道的传输,包括:根据所述DCI执行至少一个共享信道在不同时隙内传输,且所述至少一个共享信道中的每个共享信道传输一次。
- 根据权利要求22所述的方法,其中,所述DCI的配置信息用于指示 终端的至少一个共享信道在预设时隙内传输,所述根据所述DCI执行至少一个共享信道的传输,包括:根据所述DCI执行所述至少一个共享信道在预设时隙内的传输,所述至少一个共享信道中的每个共享信道传输K次,且除所述预设时隙之外的其他时隙内的共享信道不传输;其中,所述K为所述重复次数。
- 根据权利要求27所述的方法,其中,所述预设时隙为所述终端基于上行调度授权所在的时隙间隔预设时隙偏移量后获得。
- 根据权利要求17或18所述的方法,其中,在所述共享信道为PUSCH的情况下,所述PUSCH为基于授权调度的PUSCH;在在所述共享信道为PDSCH的情况下,所述PDSCH为半静态的半持续性调度SPS PDSCH。
- 根据权利要求29所述的方法,其中,在所述配置信息中包括重复次数的情况下,所述DCI用于指示第一资源索引行;其中,所述第一资源索引行用于指示所述终端传输一个共享信道。
- 根据权利要求29所述的方法,其中,在所述DCI的配置信息指示第二资源索引行,且所述配置信息中包括重复次数的情况下,若所述DCI的配置信息指示至少两个共享信道,且所述至少两个共享信道的符号长度相同,所述根据所述DCI执行至少一个共享信道的传输,包括:根据所述DCI执行所述至少两个共享信道的传输,且所述至少两个共享信道基于预设规则传输;其中,所述第二资源索引行用于指示终端传输至少两个共享信道,所述预设规则为:在授权调度的传输资源周期内执行所述至少两个共享信道中的第一个共享信道的K次传输,若所述传输资源周期还存在剩余传输位置,则在所述剩余传输位置执行所述至少两个共享信道中除所述第一个共享信道之外的其他共享信道的传输。
- 根据权利要求29所述的方法,其中,在所述DCI的配置信息指示第二资源索引行,且所述配置信息中包括重复次数的情况下,若所述DCI的配置信息指示至少两个共享信道,所述根据所述DCI执行至少一个共享信道的传输,包括:根据所述DCI执行所述至少两个共享信道中的第一个共享信道的K次传输,且所述至少两个共享信道中除所述第一个共享信道之外的其他共享信道不传输;其中,所述第二资源索引行用于指示终端传输至少两个共享信道,所述K为所述重复次数。
- 一种资源传输装置,应用于网络侧设备,包括:发送模块,用于发送下行控制信息DCI,所述DCI用于指示终端执行至少一个共享信道的传输;其中,在所述共享信道的数量为至少两个的情况下,至少两个共享信道中每个共享信道重复传输N次,所述N为大于1的整数。
- 一种资源传输装置,应用于终端,包括:第一接收模块,用于接收下行控制信息DCI;第一执行模块,用于根据所述DCI执行至少一个共享信道的传输;其中,在所述共享信道的数量为至少两个的情况下,至少两个共享信道中每个共享信道重复传输N次,所述N为大于1的整数。
- 一种资源传输方法,包括:终端接收下行控制信息DCI;在所述DCI的配置信息中指示的第一资源索引表不包含第二资源索引行的情况下,所述终端根据所述DCI执行一个共享信道的传输;或者,在所述DCI的配置信息中指示的第二资源索引表包含第二资源索引行的情况下,所述终端根据所述DCI执行至少两个共享信道的传输;或者,在所述DCI的配置信息指示第二资源索引行,且所述配置信息中包括重复次数的情况下,所述终端根据所述DCI执行至少一个共享信道的传输;其中,所述第二资源索引行用于指示所述终端传输至少两个共享信道。
- 根据权利要求35所述的方法,其中,所述共享信道为物理上行共享信道PUSCH或物理下行共享信道PDSCH。
- 根据权利要求35或36所述的方法,其中,所述共享信道为基于动态调度的共享信道。
- 根据权利要求37所述的方法,其中,所述在所述DCI的配置信息中指示的第一资源索引表不包含第二资源索引行的情况下,根据所述DCI执行一个共享信道的传输,包括:根据所述DCI执行一个共享信道的传输,且所述共享信道重复传输N次,N为大于1的整数。
- 根据权利要求37所述的方法,其中,所述在所述DCI的配置信息中指示的第二资源索引表包含第二资源索引行的情况下,根据所述DCI执行至少两个共享信道的传输,包括:根据所述DCI执行至少两个共享信道的传输,且所述至少两个共享信道传输一次。
- 根据权利要求35所述的方法,其中,在所述DCI的配置信息中包括重复次数的情况下,所述DCI的配置信息中不包含第二资源索引行。
- 一种资源传输装置,包括:第二接收模块,用于接收下行控制信息DCI;第二执行模块,用于在所述DCI的配置信息中指示的第一资源索引表不包含第二资源索引行的情况下,根据所述DCI执行一个共享信道的传输;或者,在所述DCI的配置信息中指示的第二资源索引表包含第二资源索引行的情况下,根据所述DCI执行至少两个共享信道的传输;或者,在所述DCI的配置信息指示第二资源索引行,且所述配置信息中包括重复次数的情况下,根据所述DCI执行至少一个共享信道的传输;其中,所述第二资源索引行用于指示所述终端传输至少两个共享信道。
- 根据权利要求41所述的资源传输装置,其中,所述共享信道为物理上行共享信道PUSCH或物理下行共享信道PDSCH。
- 根据权利要求41或42所述的资源传输装置,其中,所述共享信道为基于动态调度的共享信道。
- 根据权利要求43所述的资源传输装置,其中,所述第二执行模块具体用于:根据所述DCI执行一个共享信道的传输,且所述共享信道重复传输N次,N为大于1的整数。
- 根据权利要求43所述的资源传输装置,其中,所述第二执行模块具体用于:根据所述DCI执行至少两个共享信道的传输,且所述至少两个共享信道传输一次。
- 根据权利要求41所述的资源传输装置,其中,在所述DCI的配置信息中包括重复次数的情况下,所述DCI的配置信息中不包含第二资源索引行。
- 一种终端,包括处理器,存储器及存储在所述存储器上并可在所述处理器上运行的程序或指令,所述程序或指令被所述处理器执行时实现如权利要求35-40中任一项所述的资源传输方法的步骤。
- 一种通信设备,包括处理器,存储器及存储在所述存储器上并可在所述处理器上运行的程序或指令,所述程序或指令被所述处理器执行时实现如权利要求1至16中任一项所述的资源传输方法的步骤;或者,所述程序或指令被所述处理器执行时实现如权利要求17至32中任一项所述的资源传输方法的步骤。
- 一种可读存储介质,所述可读存储介质上存储程序或指令,所述程序或指令被处理器执行时实现如权利要求1至16中任一项所述的资源传输方法的步骤;或者,所述程序或指令被处理器执行时实现如权利要求17至32中任一项所述的资源传输方法的步骤,或所述程序或指令被处理器执行时实现如权利要求35-40中任一项所述的资源传输方法。
- 一种芯片,所述芯片包括处理器和通信接口,所述通信接口和所述处理器耦合,所述处理器用于运行程序或指令,实现如权利要求1至32中任一项所述的资源传输方法,或如权利要求35-40中任一项所述的资源传输方法。
- 一种计算机程序产品,所述计算机程序产品被至少一个处理器执行以实现如权利要求1至32中任一项所述的资源传输方法,或如权利要求35-40中任一项所述的资源传输方法。
- 一种通信设备,被配置成用于执行如权利要求1至32中任一项所述的资源传输方法,或如权利要求35-40中任一项所述的资源传输方法。
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KR1020237004218A KR20230035101A (ko) | 2020-07-09 | 2021-07-09 | 리소스 전송 방법, 장치 및 통신기기 |
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JP2023533561A (ja) | 2023-08-03 |
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US20230164798A1 (en) | 2023-05-25 |
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