WO2019165937A1 - 一种数据传输方法、装置及设备 - Google Patents
一种数据传输方法、装置及设备 Download PDFInfo
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- WO2019165937A1 WO2019165937A1 PCT/CN2019/075937 CN2019075937W WO2019165937A1 WO 2019165937 A1 WO2019165937 A1 WO 2019165937A1 CN 2019075937 W CN2019075937 W CN 2019075937W WO 2019165937 A1 WO2019165937 A1 WO 2019165937A1
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W72/00—Local resource management
- H04W72/04—Wireless resource allocation
Definitions
- the present application relates to the field of wireless communication technologies, and in particular, to a data transmission method, apparatus, and device.
- the delay is according to Table 1 below; if there is no conflict on the starting resource, the data transfer on those resources is discarded.
- Table 1 shows the corresponding transmission schemes for different redundancy versions (RV) configurations in the URLLC uplink unscheduled transmission scheme.
- TO transmission opportunity
- the TO here is usually continuous in the time domain.
- the disadvantage of the prior art is that when the data arrival time is inconsistent with the resource allocation, the semi-statically configured resources are insufficient to complete K times of repeated transmission, then the uplink transmission of the URLLC will be partially cancelled, which will affect the reliability of data transmission. .
- the present application provides a data transmission method, apparatus and device, and a problem for solving the problem that data transmission is unreliable due to a conflict between semi-static resource configuration and dynamic change of resource attributes in a wireless communication system.
- a data transmission method is provided in the embodiment of the present application, including:
- the terminal transmits data to the base station through normal resources
- the base station adjusts the configuration of the normal resource, so that the terminal is not available to transmit data when the normal resource is unavailable, or when the normal resource is insufficient to complete the configured repeated transmission times, the data is transmitted to the base station on the potential resource;
- the normal resource and the potential resource are resources that the base station semi-statically configures for transmitting data for the terminal, where the normal resource is unavailable and the potential resource is not the third resource of another terminal.
- the base station and the terminal determine the potential resources for transmitting data to be used in the same manner as the terminal.
- the third resource refers to a resource that the base station dynamically schedules to other terminals.
- the normal resource is a resource that is configured by explicit signaling and enabled by explicit/implicit signaling.
- the potential resource is a resource configured by explicit/implicit signaling, and/or automatically enabled.
- the potential resource when configured by implicit signaling, it is configured by using N resources adjacent to the normal resource in a resource configuration period, where N is a positive integer.
- the potential resource when used for transmission, if the normal resource is K resource units, when M normal resources are unavailable, J of the potential resources are available, that is, not used as other terminals.
- the data transfer is performed using the potential resources of the previous min ⁇ M, J ⁇ resource units.
- the resource unit may be a subframe, a slot, a mini-slot, or the like.
- the potential resource and the normal resource are FDM (Frequency-Division Multiplexing);
- TDM Time-Division Multiplexing
- FDM FDM
- TDM TDM
- the terminal before the terminal performs data transmission with the base station on the potential resource, the terminal further includes:
- the pattern is determined according to the location of the normal transmission opportunity TO occupied by the first transmission and/or the location of the normal resource adjusted by the base station.
- the pattern is specified by a protocol, or the base station is configured to the terminal.
- the potential resource is in the same configuration period as the normal TO occupied by the first transmission.
- the time interval between the first potential resource and the normal TO occupied by the first transmission is greater than K2, and the K2 is a previously agreed value.
- a wireless communication device is provided in the embodiment of the present application, including:
- a processor for reading a program in the memory performing the following process:
- a transceiver for receiving and transmitting data under the control of a processor, performing the following processes:
- the base station adjusts the configuration of the normal resource so that when the normal resource is unavailable for transmitting data, or when the normal resource is insufficient to complete the configured repeated transmission times, the data is transmitted to the base station on the potential resource;
- the normal resource and the potential resource are resources that the base station semi-statically configures for transmitting data for the terminal, and when the normal resource is unavailable and the potential resource is not the third resource of another terminal, the base station
- the potential resources for transmitting data that need to be used are determined in the same manner as the terminal.
- the third resource refers to a resource that the base station dynamically schedules to other terminals.
- the normal resource is a resource that is configured by explicit signaling and enabled by explicit/implicit signaling.
- the potential resource is a resource configured by explicit/implicit signaling, and/or automatically enabled.
- the potential resource when configured by implicit signaling, it is configured by using N resources adjacent to the normal resource in a resource configuration period, where N is a positive integer.
- the normal resource is K resource units
- J of the potential resources are available, that is, not used as other terminals.
- For the third resource usage use the previous min ⁇ M, J ⁇ resource units.
- the resource unit may be a subframe, a slot, a mini-slot, or the like.
- the FDM is between the potential resource and the normal resource
- FDM FDM
- TDM TDM
- the processor before the transceiver performs data transmission with the base station on the potential resource, the processor is further configured to:
- the pattern is determined according to the location of the normal transmission opportunity TO occupied by the first transmission and/or the location of the normal resource adjusted by the base station.
- the pattern is specified by a protocol, or the base station is configured to the terminal.
- the potential resource is in the same configuration period as the normal TO occupied by the first transmission.
- the time interval between the first potential resource and the normal TO occupied by the first transmission is greater than K2, and the K2 is a previously agreed value.
- a data transmission apparatus is provided in the embodiment of the present application, including:
- a resource determining module configured to determine a resource used by the data transmission, where the resource is a resource that the base station semi-statically configures for the terminal to transmit data, where the resource includes a normal resource and a potential resource, where the normal resource is unavailable. And when the potential resource is not the third resource of the other terminal, the base station and the terminal determine, according to the same manner, the potential resource for transmitting data that needs to be used;
- a data transmission module configured to transmit data on a normal resource; when the base station adjusts the configuration of the normal resource such that the normal resource is unavailable for transmitting data, or when the normal resource is insufficient to complete the configured repeated transmission times, Data transmission is performed on the potential resource.
- the third resource refers to a resource that the base station dynamically schedules to other terminals.
- a computer device including a memory, a processor, and a computer program stored on the memory and operable on the processor, and the processor implements the data transmission method when the computer program is executed.
- the terminal transmits data to the base station by using normal resources.
- the data is transmitted to the base station through the potential resources.
- the potential resource means that the normal resource that is normally configured is unavailable and the potential resource is not the third resource of the other terminal, the base station and the terminal determine the resource for transmitting data that needs to be used according to the same manner, and thus can be flexibly performed.
- Resource configuration in this way, when there is a conflict between the semi-static resource configuration and the dynamic change of the resource attribute in the URLLC uplink transmission, even if the configured normal resource cannot be used, the potential resource can be used to complete the data transmission, thereby effectively It ensures the reliability of data transmission without complicated dynamic signaling for configuration.
- FIG. 1 is a schematic flowchart of an implementation process of a data transmission method according to an embodiment of the present application
- FIG. 2 is a schematic flowchart of an implementation process of a data transmission method in a URLLC according to an embodiment of the present application
- FIG. 3 is a schematic structural diagram of a potential resource and a normal resource being FDM according to an embodiment of the present application;
- FIG. 4 is a schematic diagram of the relationship between the number of times data is actually transmitted and the TO occupied by the first transmission in the embodiment of the present application;
- FIG. 5 is a schematic structural diagram of a time-frequency domain location of a potential resource and a normal resource according to an embodiment of the present application
- FIG. 6 is a schematic structural diagram of a data transmission apparatus according to an embodiment of the present application.
- FIG. 7 is a schematic structural diagram of a wireless communication device according to an embodiment of the present application.
- the uplink transmission scheme of the URLLC adopts a non-scheduling scheme to reduce the delay, and adopts a repetitive transmission scheme in order to increase reliability.
- the resource allocation adopts an RRC semi-persistent configuration or a semi-persistent scheduling (SPS).
- Figure 1 is a schematic diagram of the implementation process of the data transmission method, as shown in the figure, including:
- Step 101 The terminal transmits data to the base station by using normal resources.
- the terminal when the terminal transmits data to the base station, the terminal performs transmission on the normal resource without using the potential resource; and the potential resource between the base station and the terminal is the third resource between the base station and other terminals, That is, the base station dynamically allocates resources to the terminal, which is the most common resource type in LTE.
- Step 102 When the base station adjusts the configuration of the normal resource, the terminal transmits the data to the base station on the potential resource when the normal resource is unavailable for transmitting data, or when the normal resource is insufficient to complete the configured repeated transmission times.
- the normal resource and the potential resource are resources that the base station semi-statically configures for transmitting data for the terminal.
- the base station and the terminal are the same according to the same. The way to determine the potential resources that need to be used to transfer data.
- the third resource refers to a resource that the base station dynamically schedules to other terminals.
- the base station configures K normal resources for transmitting data, and configures N potential resources for transmitting data, the potential resources refer to a third type in which normal resources are unavailable and potential resources are not used as other terminals.
- the base station and the terminal determine the resources to be used for transmitting data in the same manner.
- the resources allocated by the base station to the terminal are prioritized, and the resources dynamically allocated by the base station to the terminal are the first priority, and the resources that the base station is semi-statically configured to the terminal are the second priority; In the resources, the priority is sorted again, the normal resource is the first priority, and the potential resource is the second priority.
- the use of potential resources is involved in embodiments of the present application.
- the potential resource of the first terminal may be a resource dynamically scheduled by the base station of the second terminal to the second terminal.
- the terminal first uses the high-priority resource for data transmission according to the priority.
- the base station dynamically allocates resources to the terminal and the normal resources are unavailable, for example, the base station notifies the terminal that the two resources are unavailable, and when the potential resources are available.
- the base station and the terminal automatically consider using the potential resources.
- the configuration of the potential resources is usually semi-statically configured by the base station to the terminal by using RRC signaling. Potential resources can be configured during a resource allocation period or across resource allocation periods.
- the use of potential resources usually does not require special signaling, but it can also be notified by group-common-like signaling to inform the terminal whether to use potential resources.
- the normal resources are resources that are enabled through explicit signaling and enabled by explicit/implicit signaling.
- normal resources are configured through DCI signaling and/or RRC signaling.
- a resource that is normally configured refers to a resource indicated by a Downlink Control Indicator (DCI) scheduling, a semi-static configuration, and the like, and includes a specific location including a frequency domain and a time domain, and the time domain location is mainly involved in the embodiment of the present application.
- DCI Downlink Control Indicator
- the frequency domain locations at different time domain locations may be the same.
- Potential resources outside the normal resources, specify some time domain locations in the same frequency domain location and different time domain locations as potential resources. Under normal circumstances, the terminal and the base station communicate with normal resources and do not use potential resources. Part of the potential resources will be allocated to the base station and other terminals for communication as a third resource, only when normal resources are unavailable due to dynamic SFI signaling, and the terminal does not receive the base station to allocate the potential resources to other terminals as the third type. When the resource is used, the potential resource is considered for data transmission.
- the notification of the potential resource may be implicit or explicit; the explicit notification is indicated by RRC signaling or DCI information, and the implicit notification may be as follows: in a resource configuration period.
- the N resource units immediately following the normal resource is K consecutive slots (or mini-slots), and the potential resources may be consecutive N slots behind the K slots. That is:
- the potential resources are resources that are configured through explicit/implicit signaling, and/or automatically enabled.
- the implicit configuration in the implicit configuration, it is configured by means of N resources adjacent to the normal resources in a resource configuration period.
- the potential resources when using the potential resources for data transmission, the potential resources need to be enabled.
- the potential resources when the potential resources are enabled, two conditions are required. First, the normal resources used by the terminal and the base station are unavailable, for example, the terminal receives the dynamic SFI message sent by the base station. Therefore, the signaling changes the uplink and downlink attributes of the normal resource, so that the terminal can no longer use the normal resource for communication; second, the potential resource is not occupied, and the priority of the terminal that is normally unavailable for the potential resource is normally It is relatively high, so if the base station needs to occupy potential resources, it needs to signal the terminal that the normal resources are unavailable.
- the normally configured resources are unavailable, which may be because these normally configured resources are reconfigured by the new DCI scheduling, semi-static configuration, etc., as the third resource between the base station and the terminals.
- These normal resources are not available to the terminal.
- the original uplink slot becomes a downlink slot through dynamic SFI signaling, and the original terminal will transmit the time domain resources of the Physical Uplink Shared Channel (PUSCH).
- PUSCH Physical Uplink Shared Channel
- the terminal cannot continue to transmit the uplink PUSCH.
- normal resources are unavailable due to signaling, which means that normal resources are unavailable due to dynamic SFI signaling.
- the terminal does not receive a message that the potential resource sent by the base station is used by the base station as the third resource of the other terminal, and the terminal does not receive the base station to allocate the potential resource to other terminals as the first Three resources.
- the terminal when using a potential resource for transmission, if the normal resource is K resource units, when M normal resources are unavailable, when there are J available resources, that is, there is no third resource as another terminal. If used, the terminal can use the previous min ⁇ M, J ⁇ resource units.
- the resource unit may be a subframe, a slot, a mini-slot, or the like.
- the potential resource and the normal resource are FDM
- FDM FDM
- TDM TDM
- FDM frequency division multiplexing, which is a multiplexing technique for modulating multiple baseband signals onto different frequency carriers and superimposing to form a composite signal
- TDM is time-division multiplexed, which is divided according to the time of transmitting signals. It makes different signals transmit in different time, and divides the whole transmission time into many time intervals (Time Slot, TS, also called time slot). ), each time slice is occupied by one signal.
- Time Slot also called time slot
- the potential resource and the normal resource may be frequency division multiplexing, or may be time division multiplexing, or may be frequency division multiplexing between a part of potential resources and normal resources. Another part of the potential resources and normal resources are time-division multiplexed.
- the terminal when the terminal determines to transmit data to the base station on the potential resource, the terminal may determine the configured potential resource by using a pattern before the terminal performs data transmission with the base station on the potential resource, where the pattern is based on the first time. The location of the normal transmission opportunity TO occupied by the transmission and/or the location of the normal resource adjusted by the base station is determined.
- the pattern is a resource sequence corresponding to the TO occupied by the first transmission of the data.
- the pattern may be specified by a protocol, or may be configured by the base station to the terminal.
- a time interval between a first potential resource and a normal TO occupied by the first transmission is greater than K2, and the K2 is a previously agreed value.
- the time interval between the first potential resource and the normal TO occupied by the first transmission is greater than K2 in order to prevent the base station from dynamically scheduling other terminals on the first potential resource.
- the potential resource is in the same TWG configuration period as the normal TO occupied by the first transmission.
- the potential resource is in the same TWG configuration period as the normal TO occupied by the first transmission, in order to avoid the Hybrid Automatic Repeat request (HARQ) process identification number (Identity). , ID) confusion.
- HARQ Hybrid Automatic Repeat request
- FIG. 2 is a schematic flowchart of a data transmission method in a URLLC, as shown in the figure, including:
- Step 201 The base station configures K normal resource units by using DCI signaling and/or RRC signaling.
- Step 202 The base station configures N potential resource units by signaling or implicitly;
- Step 203 The base station and the terminal perform data transmission on a normal resource.
- Step 204 The base station changes the attributes of the normal resources by using signaling, so that some or all of the normal resources are unavailable.
- Step 205 The terminal determines, according to the signaling that changes the normal resource attribute, which normal resources are unavailable, and stops data transmission on the unavailable normal resources.
- Step 206 The terminal determines, according to the received signaling, whether the potential resource is available.
- Step 207 The terminal determines, according to the unavailable normal resources and the available potential resources, which potential resources are used.
- Step 208 The base station and the terminal perform data transmission on the potential resource.
- Step 209 The base station and the terminal complete data transmission in the entire resource period.
- the TO here is usually continuous.
- the uplink data packet of the user equipment (User Equipment, UE) arrives after the first TO in the dispatch without grant (TWG) configuration period and before the third TO, then the UE will be in the third TO.
- the base station blindly detects the PUSCH. Normally, the PUSCH of different RVs should be detected in the third TO and the fourth TO.
- the base station will explicitly or implicitly inform the terminal which resources can be configured as potential TO.
- the potential TO means that it will not be used normally, only in the normal TO before.
- the use, the potential TO is not used as the third resource of other terminals, and the base station and the terminal are determined in the same manner, that is, the base station and the terminal can know that they should be used and know how to use them, and can be used.
- the base station configures the terminal, and after the normal TO, consecutive N TOs are potential resources.
- the base station blindly detects the PUSCH in the third normal TO, it knows that the terminal will continue to transmit the PUSCH in the first and second potential TOs, so usually the base station cannot be in the first and second potential TO of the terminal.
- the other terminal is called to perform uplink data transmission in the time domain location. If the base station does want to occupy the first and second potential TOs for uplink data transmission to other terminals, then dynamic signaling is needed to inform the terminal that the potential resources cannot be used because these potential resources have been used as the third resource of other terminals.
- the TO here is usually continuous.
- the following several normal TOs can no longer be used, for example, the last two normal TOs. Unusable, then the terminal will be in the first normal TO, the second normal TO after the PUSCH is transmitted, in the third normal TO, in the fourth normal TO, according to the current standard, will not be in this resource cycle. Transfer.
- the base station blindly checks the PUSCH. Under normal circumstances, only the PUSCH on the first TO and the second TO should be blindly checked.
- the base station will explicitly or implicitly inform the terminal which resources can be configured as potential TO.
- the potential TO means that it will not be used normally, only in the normal TO before.
- the use, the potential TO is not used as the third resource of other terminals, and the base station and the terminal are determined in the same manner, that is, the base station and the terminal can know that they should be used and know how to use them, and can be used.
- the base station configures the terminal, and after the normal TO, consecutive N TOs are potential resources.
- the base station blindly detects the PUSCH in the first normal TO, and according to the dynamic SFI signaling, the terminal will transmit the PUSCH after the first normal TO and the second normal TO, in the third normal TO, and the fourth normal.
- the TO will not transmit, and know that the terminal will continue to transmit the PUSCH in the first and second potential TOs, so usually the base station cannot call other time zones in the first and second potential TOs of the terminal.
- the terminal performs uplink data transmission. If the base station does want to occupy the first and second potential TOs for uplink data transmission to other terminals, then dynamic signaling is needed to inform the terminal that the potential resources cannot be used because these potential resources have been used as the third resource of other terminals.
- the base station when the terminal transmits data to the base station, the base station allocates resources for the terminal through RRC, and the time domain resource location is ⁇ start OFDM symbol, consecutive OFDM symbol number ⁇ ; the frequency domain resource location is according to type (type). Or a collection of physical resource blocks (PRBs) allocated by type1.
- type type
- PRBs physical resource blocks
- the TO here is usually present on consecutive K time slots.
- the base station blindly detects the PUSCH. Normally, the PUSCH of different RVs should be detected in the third TO and the fourth TO.
- time-frequency domain resources after the third TO in the TWG configuration period. These time-frequency domain resources may be different from the previously configured time-frequency domain resources, such as different frequency domain locations, and/or time domain locations, and the base station will pass.
- the terminal is notified in an explicit or implicit manner, and which resources can be configured as potential resources. After receiving the notification from the base station, the terminal can perform data transmission through potential resources.
- the potential resource means that the resource can not be used normally, only when the previous normal resource cannot be used, and the base station and the terminal determine the need to use according to the same manner.
- the FDM is between the potential resource and the normal resource in the embodiment of the present application.
- there are four normal TOs which are TO0, TO1, TO2, and TO3, respectively.
- the first potential resource that is, the time position of the Top
- the frequency domain location is different from the normal TO frequency domain location, that is, the potential resource and the configuration resource (normal TO). It is FDM.
- the terminal Since the uplink data packet of the terminal arrives after the normal TO1 and the normal TO2 in a TWG configuration period, the terminal transmits data to the base station through the normal TO2, and the base station blindly detects the PUSCH at the normal TO2, and determines that the terminal passes the potential TOp and The potential TOq continues to transmit the PUSCH.
- the base station Since the terminal transmits data through the potential TOp and the potential TOq, the base station cannot normally call other terminals for uplink data transmission at the potential TOp of the terminal and the time-frequency domain resource location of the potential TOq. If the base station must occupy the potential TOp and potential TOq for uplink data transmission to other terminals, then dynamic signaling is needed to inform the terminal that the potential resources cannot be used for data transmission.
- the base station when the terminal transmits data to the base station, the base station allocates resources for the terminal through RRC, and the time domain resource location is ⁇ start OFDM symbol, consecutive OFDM symbol number ⁇ ; the frequency domain resource location is according to type 0 or type1 mode.
- the assigned PRB collection when the terminal transmits data to the base station, the base station allocates resources for the terminal through RRC, and the time domain resource location is ⁇ start OFDM symbol, consecutive OFDM symbol number ⁇ ; the frequency domain resource location is according to type 0 or type1 mode.
- the TO here is usually present on consecutive K time slots.
- the terminal will transmit the first PUSCH on different TOs, and the actual number of transmissions is related to the TO occupied by the first transmission, as shown in FIG. .
- the actual number of times of data transmission is 4 times; if the TO occupied by the first transmission is the second TO, the actual number of times of data transmission is 3 If the TO occupied by the first transmission is the third TO, the actual number of data transmissions is 2 times; if the TO occupied by the first transmission is the 4th TO, the actual number of data transmissions is 1 time.
- the terminal when the terminal transmits data to the base station, other transmissions will not be performed on other resources other than the normal TO.
- the base station blindly checks the PUSCH.
- time-frequency domain resources After the first transmission of the TO in the TWG configuration period.
- the base station will explicitly or implicitly inform the terminal which resources can be configured as potential potential resources. After receiving the notification from the base station, the terminal can perform data transmission through potential resources.
- the potential resource means a resource that can not be used under normal circumstances, only when the previous normal resource cannot be used, and the base station and the terminal determine the need to use according to the same manner.
- the base station configures four normal TOs and five potential TOs for the terminal.
- the four normal TOs are TO0, TO1, TO2, TO3, and five potential TOs, respectively, TO1, TOp, TOq, TOk, and TOs.
- the base station When the uplink data packet of the terminal arrives at different times within a TWG configuration period, the base station first determines the time-frequency domain location of the occupied normal resources and potential resources according to the TO occupied by the first transmission, and then traverses all possible numbers.
- the TO occupied by a transmission obtains a pattern occupied by a resource.
- the pattern occupied by the resource includes both normal resources and potential resources. As shown in Table 2, the second column and the third column in Table 2 are respectively Pattern 1 and pattern 2.
- the base station determines not to use the potential resources, and obtains a resource occupied pattern1 as ⁇ TO0, TO1, TO2, TO3 ⁇ , and the resource occupied pattern2 is ⁇ TO0, TO1. , TO2, TO3 ⁇ .
- the base station determines to use a potential resource, and obtains a resource occupied pattern1 as ⁇ TO1, TO2, TO3, TOk ⁇ , and the resource occupied pattern2 is ⁇ TO1, TO2. , TO3, TOq ⁇ .
- TO q2 and TO q3 in Table 2 are not shown in FIG. 5, and it can be considered that TO q2 and TO q3 are TOs of different frequency domain positions at the same time position of TO q.
- the base station when the uplink data packet of the terminal arrives at different times within a TWG configuration period, the base station only needs to let the terminal know which pattern to use, and the terminal performs data transmission according to the TO in the pattern.
- the terminal knows which pattern to use for data transmission, and the base station can notify the terminal of the pattern index (number), so that the terminal determines the pattern of the transmitted data according to the pattern index; the base station can also select a pattern, such as pattern1 in Table 2, and the terminal each time Select pattern1 for data transfer.
- the base station when the terminal transmits data to the base station, the base station allocates resources for the terminal through RRC, and the time domain resource location is ⁇ start OFDM symbol, consecutive OFDM symbol number ⁇ , and the frequency domain resource location is according to type 0 or type1.
- the TO here is usually present on consecutive K time slots.
- the terminal will transmit the first PUSCH on different TOs, and the actual number of transmissions is related to the TO occupied by the first transmission, as shown in FIG. .
- the terminal when the terminal transmits data to the base station, other transmissions will not be performed on other resources outside the normal TO; if the potential resource is used for data transmission, the terminal can know which potential to use after the first transmission. Resources for data transfer.
- the base station After the base station blindly detects the PUSCH on the TO occupied by the first transmission, the base station can determine which potential resources are to be used by the terminal for subsequent transmission according to the predefined pattern or the configured potential resources. Generally, the base station cannot call other terminals in the potential resources. Perform uplink data transmission to avoid interference between users. If the base station must occupy the potential TO that the terminal needs to use for uplink data transmission to other terminals, it needs to use dynamic signaling to inform the terminal that the potential resource cannot be used.
- the base station Since the base station uses the dynamic scheduling terminal to use the time-frequency domain resource including the potential resource, the base station needs to know that the terminal will enable the potential resource in a time greater than Kx before the terminal first enables the potential resource, and therefore, in the time position, The time interval between the first potential resource and the normal TO occupied by the first transmission must be greater than Kx to avoid the base station dynamically scheduling other terminals on the first potential resource, where Kx is a pre-agreed value.
- a wireless communication device a data transmission device, and a computer device are also provided in the embodiment of the present application. Since the principle of solving the problem of these devices is similar to the data transmission method, the implementation of these devices can be seen. The implementation of the method, the repetition will not be repeated.
- FIG. 6 is a schematic structural diagram of a data transmission device, as shown in the figure, which may include:
- the resource determining module 601 is configured to determine a resource used by the data transmission, where the resource is a resource that the base station semi-statically configures for the terminal to transmit data, where the resource includes a normal resource and a potential resource, and the normal resource is unavailable.
- the potential resource is not the third resource of the other terminal, the base station and the terminal determine the potential resources for transmitting data to be used according to the same manner;
- the data transmission module 302 is configured to transmit data on a normal resource; when the base station adjusts the configuration of the normal resource such that the normal resource is unavailable for transmitting data, or when the normal resource is insufficient to complete the configured repeated transmission times Data transmission on the potential resource.
- an optional implementation manner is that the third resource refers to a resource that is dynamically scheduled by the base station to other terminals.
- an optional implementation manner is that the normal resource is a resource that is configured through explicit signaling and enabled by explicit/implicit signaling.
- an optional implementation manner is that the potential resource is a resource configured by explicit/implicit signaling, and/or automatically enabled.
- an optional implementation manner is: when configuring the potential resource by implicit signaling, by configuring N resources adjacent to the normal resource in a resource configuration period, Where N is a positive integer.
- an optional implementation manner is: when the potential resource is used for transmission, if the normal resource is K resource units, when M normal resources are unavailable, the potential resource has J
- the available resources that is, not used as the third resource of other terminals, use the potential resources of the previous min ⁇ M, J ⁇ resource units for data transmission.
- an optional implementation manner is that the resource unit is a subframe, a time slot, or a small time slot.
- an optional implementation manner is that the potential resource and the normal resource are FDM; or
- Some of the potential resources and normal resources are between FDM, another part of potential resources and normal resources are TDM.
- the resource determining module 601 is further configured to: before the data transmission module 302 performs data transmission with the base station on the potential resource, the resource determining module 601 is further configured to:
- the pattern is determined according to the location of the normal transmission opportunity TO occupied by the first transmission and/or the location of the normal resource adjusted by the base station.
- an optional implementation manner is that the pattern is specified by a protocol, or the base station is configured to the terminal.
- an optional implementation manner is that the potential resource is in the same configuration period as the normal TO occupied by the first transmission.
- an optional implementation manner is that, in the time position, the time interval between the first potential resource and the normal TO occupied by the first transmission is greater than K2, and the K2 is a previously agreed value.
- FIG. 7 is a schematic structural diagram of a wireless communication device. As shown in the figure, the device includes:
- the processor 700 is configured to read a program in the memory 720 and perform the following process:
- the transceiver 710 is configured to receive and transmit data under the control of the processor 700, and performs the following processes:
- the base station adjusts the configuration of the normal resource such that when the normal resource is unavailable for transmitting data, or when the normal resource is insufficient to complete the configured repeated transmission times, the potential resource transmits data to the base station; wherein the normal resource And the potential resource is a resource that the base station semi-statically configures for transmitting data for the terminal.
- the base station and the terminal determine, according to the same manner, the required use. Potential resources for transferring data.
- the third resource refers to a resource that the base station dynamically schedules to other terminals.
- an optional implementation manner is that the normal resource is a resource that is configured through explicit signaling and enabled by explicit/implicit signaling.
- an optional implementation manner is that the potential resource is a resource configured by explicit/implicit signaling, and/or automatically enabled.
- an optional implementation manner is: when configuring potential resources by implicit signaling, by configuring N resources adjacent to normal resources in a resource configuration period, where N is positive Integer.
- an optional implementation manner is: when a potential resource is used for transmission, if the normal resource is K resource units, when M normal resources are unavailable, J of the potential resources are available, that is, no For the third resource usage of other terminals, the previous min ⁇ M, J ⁇ resource units are used.
- an optional implementation manner is that the resource unit is a subframe, a slot, a mini-slot, and the like.
- an optional implementation manner is that the potential resource and the normal resource are FDM;
- FDM FDM
- TDM TDM
- an optional implementation manner is that, before the transceiver 710 performs data transmission with the base station on the potential resource, the processor 700 is further configured to:
- the pattern is determined according to the location of the normal transmission opportunity TO occupied by the first transmission and/or the location of the normal resource adjusted by the base station.
- an optional implementation manner is that the pattern is specified by a protocol, or the base station is configured to the terminal.
- an optional implementation manner is that the potential resource is in the same configuration period as the normal TO occupied by the first transmission.
- an optional implementation manner is that, in the time position, the time interval between the first potential resource and the normal TO occupied by the first transmission is greater than K2, and the K2 is a previously agreed value.
- the bus architecture may include any number of interconnected buses and bridges, specifically linked by one or more processors represented by processor 700 and various circuits of memory represented by memory 720.
- the bus architecture can also link various other circuits such as peripherals, voltage regulators, and power management circuits, which are well known in the art and, therefore, will not be further described herein.
- the bus interface provides an interface.
- Transceiver 710 can be a plurality of components, including a transmitter and a transceiver, providing means for communicating with various other devices on a transmission medium.
- the processor 700 is responsible for managing the bus architecture and general processing, and the memory 720 can store data used by the processor 700 in performing operations.
- a computer device is further provided in the embodiment of the present application, comprising a memory, a processor, and a computer program stored on the memory and operable on the processor, and the processor implements the data transmission method when the computer program is executed.
- the processor implements the data transmission method when the computer program is executed.
- the terminal uses the potential resource to transmit data to the base station.
- the so-called potential resource refers to the resource that is determined to be used by the base station and the terminal according to the same manner when the normally configured resource is unavailable. This potential resource can be explicitly or implicitly configured.
- This solution provides a flexible resource configuration scheme.
- the potential resources can be used to complete the data transmission, which effectively ensures the reliability of data transmission and does not require complex dynamic signals. Let the configuration be done.
- embodiments of the present application can be provided as a method, system, or computer program product.
- the present application can take the form of an entirely hardware embodiment, an entirely software embodiment, or an embodiment in combination of software and hardware.
- the application can take the form of a computer program product embodied on one or more computer-usable storage media (including but not limited to disk storage and optical storage, etc.) including computer usable program code.
- the computer program instructions can also be stored in a computer readable memory that can direct a computer or other programmable data processing device to operate in a particular manner, such that the instructions stored in the computer readable memory produce an article of manufacture comprising the instruction device.
- the apparatus implements the functions specified in one or more blocks of a flow or a flow and/or block diagram of the flowchart.
- These computer program instructions can also be loaded onto a computer or other programmable data processing device such that a series of operational steps are performed on a computer or other programmable device to produce computer-implemented processing for execution on a computer or other programmable device.
- the instructions provide steps for implementing the functions specified in one or more of the flow or in a block or blocks of a flow diagram.
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Abstract
Description
Claims (26)
- 一种数据传输方法,其特征在于,包括:终端通过正常资源向基站传输数据;当所述基站调整了正常资源的配置使得所述终端在正常资源不可用来传输数据时,或当所述正常资源不够完成配置的重复传输次数时,在潜在资源上向所述基站传输数据;其中,所述正常资源和所述潜在资源是所述基站为所述终端半静态配置用于传输数据的资源,在所述正常资源不可用并且所述潜在资源没有作为其他终端的第三种资源时,所述基站与所述终端根据相同的方式确定需要使用的用于传输数据的所述潜在资源。
- 如权利要求1所述的方法,其特征在于,所述第三种资源是指基站动态调度给其它终端的资源。
- 如权利要求1所述的方法,其特征在于,所述正常资源是通过显式信令配置和通过显式/隐式信令启用的资源。
- 如权利要求1所述的方法,其特征在于,所述潜在资源是通过显式/隐式信令配置、和/或自动启用的资源。
- 如权利要求4所述的方法,其特征在于,在通过隐式信令配置所述潜在资源时,是通过在一个资源配置周期内所述正常资源后面相邻的N个资源的方式来配置的,其中N为正整数。
- 如权利要求1所述的方法,其特征在于,在使用所述潜在资源进行传输时,如果所述正常资源是K个资源单位,当其中的M个正常资源不可用时,所述潜在资源中有J个可用,即没有作为其他终端的第三种资源使用,则使用前面的min{M,J}个资源单位的潜在资源进行数据传输。
- 如权利要求6所述的方法,其特征在于,资源单位是子帧subframe,时隙slot,或小时隙mini-slot。
- 如权利要求1所述的方法,其特征在于,所述潜在资源和所述正常资源之间是频分多路复用FDM;或所述潜在资源和所述正常资源之间是时分多路复用TDM;或一部分潜在资源和正常资源之间是FDM、另外一部分潜在资源和正常资源之间是TDM。
- 如权利要求1所述的方法,其特征在于,所述终端在潜在资源上与基站进行数据传输之前,还包括:所述终端通过模式pattern确定配置的所述潜在资源;其中,所述pattern是根据第一次传输占用的正常传输机会TO的位置和/或基站调整的正常资源的位置确定的。
- 如权利要求9所述的方法,其特征在于,所述pattern为协议规定,或基站配置给终端。
- 如权利要求9所述的方法,其特征在于,所述潜在资源与第一次传输占用的正常TO处于同一个配置周期内。
- 如权利要求9所述的方法,其特征在于,在时间位置上,第一个潜在资源与第一次传输占用的正常TO之间的时间间隔大于K2,所述K2是事先约定的值。
- 一种无线通信设备,其特征在于,包括:处理器,用于读取存储器中的程序,执行下列过程:根据收发机需要进行数据处理;收发机,用于在处理器的控制下接收和发送数据,执行下列过程:通过正常资源向基站传输数据;当所述基站调整了正常资源的配置使得在正常资源不可用来传输数据时,或当所述正常资源不够完成配置的重复传输次数时,在潜在资源上向所述基站传输数据;其中,所述正常资源和所述潜在资源是所述基站为终端半静态配置用于传输数据的资源,在所述正常资源不可用并且所述潜在资源没有作为其他终端的第三种资源时,所述基站与所述终端根据相同的方式确定需要使用的用于传输数据的所述潜在资源。
- 如权利要求13所述的设备,其特征在于,所述第三种资源是指基站动态调度给其它终端的资源。
- 如权利要求13所述的设备,其特征在于,所述正常资源是通过显式信令配置和通过显式/隐式信令启用的资源。
- 如权利要求13所述的设备,其特征在于,所述潜在资源是通过显式/隐式信令配置、和/或自动启用的资源。
- 如权利要求16所述的设备,其特征在于,在通过隐式信令配置所述潜在资源时,是通过在一个资源配置周期内所述正常资源后面相邻的N个资源的方式来配置的,其中N为正整数。
- 如权利要求13所述的设备,其特征在于,在使用所述潜在资源进行传输时,如果所述正常资源是K个资源单位,当其中的M个正常资源不可用时,所述潜在资源中有J个可用,即没有作为其他终端的第三种资源使用,则使用前面的min{M,J}个资源单位的潜在资源进行数据传输。
- 如权利要求18所述的设备,其特征在于,资源单位是子帧,时隙,或小时隙。
- 如权利要求13所述的设备,其特征在于,所述潜在资源和所述正常资源之间是FDM;或所述潜在资源和所述正常资源之间是TDM;或一部分潜在资源和正常资源之间是FDM、另外一部分潜在资源和正常资源之间是TDM。
- 如权利要求13所述的设备,其特征在于,在所述收发机在潜在资源上与基站进行数据传输之前,所述处理器还用于:通过pattern确定配置的所述潜在资源;其中,所述pattern是根据第一次传输占用的正常传输机会TO的位置和/或基站调整的正常资源的位置确定的。
- 如权利要求21所述的设备,其特征在于,所述pattern为协议规定,或基站配置给终端。
- 如权利要求21所述的设备,其特征在于,所述潜在资源与第一次传输占用的正常TO处于同一个配置周期内。
- 如权利要求21所述的设备,其特征在于,在时间位置上,第一个潜在资源与第一次传输占用的正常TO之间的时间间隔大于K2,所述K2是事先约定的值。
- 一种数据传输装置,其特征在于,包括:资源确定模块,用于确定数据传输所使用的资源,其中,所述资源是基站为终端半静态配置用于传输数据的资源,所述资源包括正常资源和潜在资源,在所述正常资源不可用并且所述潜在资源没有作为其他终端的第三种资源时,所述基站与所述终端根据相同的方式确定需要使用的用于传输数据的所述潜在资源;数据传输模块,用于在正常资源上传输数据;当基站调整了所述正常资源的配置使得所述正常资源不可用来传输数据时,或当所述正常资源不够完成配置的重复传输次数时,在所述潜在资源上进行数据传输。
- 一种计算机设备,包括存储器、处理器及存储在存储器上并可在处理器上运行的计算机程序,其特征在于,所述处理器执行所述计算机程序时实现权利要求1至12任一所述方法。
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|---|---|---|---|
| EP19761466.2A EP3761737B1 (en) | 2018-03-01 | 2019-02-22 | Pattern for potential transmission opportunities |
| US16/977,225 US11539480B2 (en) | 2018-03-01 | 2019-02-22 | Data transmission method, device and apparatus |
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| CN201810171917 | 2018-03-01 | ||
| CN201810937023.3A CN110225589B (zh) | 2018-03-01 | 2018-08-16 | 一种数据传输方法、装置及设备 |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20080189360A1 (en) * | 2007-02-06 | 2008-08-07 | 5O9, Inc. A Delaware Corporation | Contextual data communication platform |
| CN103763748A (zh) * | 2014-01-23 | 2014-04-30 | 中国联合网络通信集团有限公司 | 一种数据传输方法及装置 |
| CN106788943A (zh) * | 2017-02-16 | 2017-05-31 | 宇龙计算机通信科技(深圳)有限公司 | 免上行调度许可的资源配置方法、用户设备及基站 |
| CN106998590A (zh) * | 2015-12-28 | 2017-08-01 | 中国信息通信研究院 | 一种上行资源调度方法和装置 |
| CN107295644A (zh) * | 2016-03-31 | 2017-10-24 | 北京信威通信技术股份有限公司 | 通信处理方法及装置 |
-
2019
- 2019-02-22 WO PCT/CN2019/075937 patent/WO2019165937A1/zh not_active Ceased
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20080189360A1 (en) * | 2007-02-06 | 2008-08-07 | 5O9, Inc. A Delaware Corporation | Contextual data communication platform |
| CN103763748A (zh) * | 2014-01-23 | 2014-04-30 | 中国联合网络通信集团有限公司 | 一种数据传输方法及装置 |
| CN106998590A (zh) * | 2015-12-28 | 2017-08-01 | 中国信息通信研究院 | 一种上行资源调度方法和装置 |
| CN107295644A (zh) * | 2016-03-31 | 2017-10-24 | 北京信威通信技术股份有限公司 | 通信处理方法及装置 |
| CN106788943A (zh) * | 2017-02-16 | 2017-05-31 | 宇龙计算机通信科技(深圳)有限公司 | 免上行调度许可的资源配置方法、用户设备及基站 |
Non-Patent Citations (2)
| Title |
|---|
| NOKIA ET AL.: "Overview of UL Data Transmission Schemes for URLLC", 3GPP DRAFT; R1-1701025, 10 January 2017 (2017-01-10), XP051203315, Retrieved from the Internet <URL:http://www.3gpp.urg/jip/tsgJan/WG1_RLlfISGR1_AH/NR_AH_1701/Docs> * |
| See also references of EP3761737A4 * |
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