WO2021249476A1 - Procédé d'indication de ressource srs, procédé de détermination de ressource srs et dispositif associé - Google Patents

Procédé d'indication de ressource srs, procédé de détermination de ressource srs et dispositif associé Download PDF

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Publication number
WO2021249476A1
WO2021249476A1 PCT/CN2021/099352 CN2021099352W WO2021249476A1 WO 2021249476 A1 WO2021249476 A1 WO 2021249476A1 CN 2021099352 W CN2021099352 W CN 2021099352W WO 2021249476 A1 WO2021249476 A1 WO 2021249476A1
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Prior art keywords
srs
srs resource
slot
symbol
time slot
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PCT/CN2021/099352
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English (en)
Chinese (zh)
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施源
塔玛拉卡拉盖施
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维沃移动通信有限公司
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Publication of WO2021249476A1 publication Critical patent/WO2021249476A1/fr

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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W72/00—Local resource management
    • H04W72/04—Wireless resource allocation
    • H04W72/044—Wireless resource allocation based on the type of the allocated resource
    • H04W72/0446—Resources in time domain, e.g. slots or frames
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W72/00—Local resource management
    • H04W72/04—Wireless resource allocation
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W72/00—Local resource management
    • H04W72/20—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

Definitions

  • This application belongs to the field of communication technology, and specifically relates to a method for indicating SRS resources, a method for determining SRS resources, and related equipment.
  • the sounding reference signal (Sounding Reference Signal, SRS) can only support intra-slot repetition, when the number of SRS symbols (parameter Ns) and repetition factor (repetition factor, parameter R) When the value of is expanded, inter-slot repetition will inevitably occur.
  • the current configuration of SRS resources only supports the time domain position of one time slot and the symbol start position and length of the time slot, resulting in inter-slot repetition that can only indicate the time domain resource configuration in one time slot. In this case, SRS can only be transmitted in one time slot, which reduces the reliability of SRS transmission.
  • the purpose of the embodiments of the present application is to provide an SRS resource indication method, an SRS resource determination method, and related equipment, which can solve the problem of low SRS transmission reliability in related technologies.
  • an SRS resource indication method which is applied to a network side device, and the method includes:
  • the resource parameter information includes at least one of the following: the slot position of the SRS, the symbol start position of the SRS, the symbol length of the SRS, the repetition factor of the SRS, and the number of repetitions of the SRS.
  • a method for determining SRS resources is provided, which is applied to a terminal, and the method includes:
  • the resource parameter information includes at least one of the following: the slot position of the SRS, the symbol start position of the SRS, the symbol length of the SRS, the repetition factor of the SRS, and the number of repetitions of the SRS.
  • an SRS resource indication device which is applied to a network side device, and the device includes:
  • the configuration module is configured to configure the resource parameter information of the sounding reference signal SRS for the terminal, and the resource parameter information is used to determine the resource that supports the SRS that is repeated across time slots;
  • the resource parameter information includes at least one of the following: the slot position of the SRS, the symbol start position of the SRS, the symbol length of the SRS, the repetition factor of the SRS, and the number of repetitions of the SRS.
  • a device for determining SRS resources which is applied to a terminal, and the device includes:
  • the receiving module is used to receive the resource parameter information of the sounding reference signal SRS;
  • a determining module configured to determine a resource supporting SRS that is repeated across time slots according to the resource parameter information
  • the resource parameter information includes at least one of the following: the slot position of the SRS, the symbol start position of the SRS, the symbol length of the SRS, the repetition factor of the SRS, and the number of repetitions of the SRS.
  • a network-side device in a fifth aspect, includes a processor, a memory, and a program or instruction that is stored on the memory and can run on the processor.
  • the program or instruction is The processor implements the steps of the method described in the first aspect when executed.
  • a terminal in a sixth aspect, includes a processor, a memory, and a program or instruction that is stored on the memory and can run on the processor.
  • the program or instruction When the program or instruction is executed by the processor, Implement the steps of the method as described in the second aspect.
  • a readable storage medium is provided, and a program or instruction is stored on the readable storage medium, and when the program or instruction is executed by a processor, the steps of the SRS resource indication method as described in the first aspect are implemented, Or implement the steps of the method for determining SRS resources as described in the second aspect.
  • a chip in an eighth aspect, includes a processor and a communication interface, the communication interface is coupled to the processor, and the processor is used to run a network-side device program or instruction to implement the same as described in the first aspect.
  • the SRS resource indication method described above, or the SRS resource determination method described in the second aspect can be implemented.
  • a computer software product is provided, the computer software product is stored in a nonvolatile storage medium, and the software product is configured to be executed by at least one processor to implement the computer software product described in the first aspect.
  • a communication device configured to execute the SRS resource indication method as described in the first aspect, or execute the SRS resource determination method as described in the second aspect.
  • the SRS resource parameter information configured by the network side device for the terminal can be used to determine the resource configuration of the SRS that supports cross-slot repetition, that is, the resource parameter information can indicate that the SRS resource is present.
  • the time-domain resource configuration of at least two time slots enables SRS to be transmitted in at least two time slots, thereby improving the reliability of SRS transmission.
  • 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 method for indicating SRS resources provided by an embodiment of the present application
  • Fig. 3 is a flowchart of a method for determining SRS resources provided by an embodiment of the present application
  • Fig. 4 is a structural diagram of an SRS resource indicating device provided by an embodiment of the present application.
  • FIG. 5 is a structural diagram of a device for determining SRS resources 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.
  • first and second in the specification and claims of this application are used to distinguish similar objects, but not to describe a specific sequence or sequence. It should be understood that the data used in this way can be interchanged under appropriate circumstances, so that the embodiments of the present application can be implemented in an order other than those illustrated or described here, and the objects distinguished by "first” and “second” It is usually one type, and the number of objects is not limited.
  • the first object may be one or more.
  • “and/or” in the description and claims means at least one of the connected objects, and the character “/” generally means that the associated objects before and after are in an "or” relationship.
  • LTE Long Term Evolution
  • 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 for the aforementioned systems and radio technologies as well as other systems and radio technologies.
  • NR New Radio
  • 6G 6th Generation
  • Fig. 1 shows a block diagram of a wireless communication system to which an embodiment 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 referred to as 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 or a personal digital device.
  • UE User Equipment
  • the network side device 12 may be a base station or a core network, where the base station may be called Node B, Evolved Node B, Access Point, Base Transceiver Station (BTS), radio base station, radio transceiver, 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, Wireless Local Area Network, WLAN ) Access point, Wireless Fidelity (WiFi) node, Transmitting Receiving Point (TRP) or some other appropriate term in the field, as long as the same technical effect is achieved, the base station is not limited to For specific technical vocabulary, it should be noted that, in the embodiments of the present application, only 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 an SRS resource indication method provided by an embodiment of the present application, and the method is applied to a network side device. As shown in Figure 2, the method includes the following steps:
  • Step 201 Configure the resource parameter information of the sounding reference signal SRS for the terminal, where the resource parameter information is used to determine the resource that supports the SRS that is repeated across time slots.
  • the resource parameter information includes at least one of the following: the slot position of the SRS, the symbol start position of the SRS, the symbol length of the SRS, the repetition factor of the SRS, and the number of repetitions of the SRS.
  • the network-side device can send SRS resources to the terminal by means of radio resource control (Radio Resource Control, RRC) signaling, medium access control control element (MAC CE), or DCI.
  • RRC Radio Resource Control
  • MAC CE medium access control control element
  • Parameter information For example, the SRS configuration information element (SRS-Config IE) in RRC signaling is used to configure SRS resource parameter information for the terminal.
  • the resource parameter information of the SRS may include parameters such as the slot position of the SRS, the symbol start position of the SRS, the symbol length of the SRS, the repetition factor of the SRS, and the number of repetitions of the SRS. These parameters can determine the The resource configuration of the SRS in at least two time slots is used to indicate that the SRS can achieve cross-slot repetition.
  • the SRS may refer to SRS resources or a collection of SRS resources.
  • the network side device can send the resource parameter information to the terminal, and then the terminal can determine that the SRS is in at least two time slots based on the resource parameter information. Resource allocation.
  • the SRS resource parameter information configured by the network side device for the terminal can be used to determine the resource configuration of the SRS that supports cross-slot repetition, that is, the resource parameter information can indicate that the SRS resource is at least The time-domain resource configuration of the two time slots enables the SRS to be transmitted in at least two time slots, thereby improving the reliability of SRS transmission.
  • the resource parameter information is configured in the SRS resource, and/or configured in the SRS resource set.
  • the resource parameter information can be configured for SRS resources or configured for SRS resource sets.
  • resource parameter information when resource parameter information is configured for SRS resources, it can be configured through SRS-resource IE; when resource parameter information is configured for SRS resource sets, it can be configured through SRS-resource set IE.
  • the resource parameter information of the SRS is configured in the SRS resource; for aperiodic SRS resources, some parameters in the resource parameter information of the SRS are configured in the SRS resource set, In addition, some parameters are configured in the SRS resources in the SRS resource set.
  • the specific implementation manner of the resource parameter information configuration in the SRS resource and the specific implementation manner of the configuration in the SRS resource set please refer to the subsequent specific description.
  • the resource parameter information includes at least one of the following: the slot position of the SRS, the symbol start position of the SRS, the symbol length of the SRS, the repetition factor of the SRS, and the number of repetitions of the SRS.
  • the slot position of the SRS the symbol start position of the SRS
  • the symbol length of the SRS the symbol length of the SRS
  • the repetition factor of the SRS the number of repetitions of the SRS.
  • the slot position of the SRS resource is determined by at least one of the following methods:
  • At least one time slot time domain position corresponding to the SRS resource where the at least one time slot time domain position is used to determine the first time slot and the remaining at least one time slot position;
  • the time domain position of one time slot corresponding to the SRS resource is used to determine the first time slot and the configured at least one symbol offset, and the at least one symbol offset is used to determine the position of the remaining at least one time slot.
  • the slot position of the SRS resource is configured in the SRS resource.
  • the slot position of the SRS resource may be determined by configuring at least one slot position of the SRS resource, wherein the at least one slot time domain position is used to determine the first slot And at least one remaining time slot time domain position.
  • the at least one time slot offset is the time slot difference between the time domain position of the next time slot and the time domain position of the previous time slot; or, the at least one time slot offset is the time of the next time slot.
  • Slot time domain position and the time slot time domain position of the first time slot; or, when the at least one time slot is offset, the time domain position of the subsequent time slot and the reception used to trigger the aperiodic SRS resource set The time slot difference of the time slot time domain position of the downlink control information (Downlink Control Information, DCI) of the SRS resource.
  • DCI Downlink Control Information
  • the slot time domain position of the first slot of the SRS resource can be determined based on the configured periodic slot offset parameter, and each SRS resource can be a separate configuration period Slot offset parameter.
  • each SRS resource can be a separate configuration period Slot offset parameter.
  • multiple periodic slot offset parameters can be configured, and the slot positions of the first slot and the remaining slots can be determined based on the multiple periodic slot offset parameters.
  • the cycle time slot offset parameter is used to indicate the cycle and the time slot offset within the cycle.
  • the multiple cycle time slot offset parameters need to be guaranteed to have the same cycle, and the time slot offset ( slot offset) is different.
  • the slot time domain position of the first slot of the SRS resource may be based on the slot offset configured in the SRS resource set and/or the slot offset of the SRS resource configuration in the SRS resource set
  • the slot time domain position of the SRS resource needs to be determined by triggering the receiving slot position of the downlink control information DCI of the SRS resource set, the SRS resource set
  • the slot offset and the slot position of the SRS resource are determined by at least one of them; in this case, the slot offset in the SRS resource set and the slot offset in the SRS resource may be defined differently, for example, SRS
  • the time slot offset in the resource set can be defined to take effect on the uplink time slot, and the time slot offset in the SRS resource can
  • the at least one time slot position of the SRS resource includes: the time domain position of at least one time slot corresponding to the SRS resource; or, the time domain position of the first time slot corresponding to the SRS resource, and the remaining at least one time slot position It is determined by a preset manner, for example, the next uplink time slot of the first time slot.
  • the preset manner is: a preset time interval between the position of the next time slot and the position of the previous time slot, or a preset value of the interval.
  • the preset value may be predefined in the protocol, and there may be multiple preset values, and one preset value is associated with a slot position.
  • the preset duration or preset value may include: multiple slots, multiple symbols, etc.
  • the preset value associated with the second time slot is 2, then the time slot position of the second time slot can be the time slot position of the first time slot plus 2 time slots, and the preset value associated with the third time slot is 3.
  • the time slot position of the third time slot can be the time slot position of the second time slot plus 3 time slots, etc.
  • a preset value may be predefined in the protocol.
  • the preset value can also be only a certain value predefined in the protocol, and the preset value is applied to the position determination of the remaining time slots except the first time slot, for example, the time of the second time slot.
  • the slot position is the time slot position of the first time slot plus 2 time slots
  • the time slot position of the third time slot is the time slot position of the second time slot plus 2 time slots, and so on.
  • the slot position of the SRS resource can be determined by configuring a slot time domain position of the SRS resource to determine the first slot, and configuring at least one slot offset to determine the remaining at least A slot location.
  • configuring at least one slot offset can be used to indicate the slot difference, and the slot difference can be defined as the difference between the time domain position of the next time slot and the time domain position of the previous time slot, or the time slot difference can also be It is defined as the difference between the time domain position of the following time slot and the time domain position of the first time slot.
  • the at least one time slot offset is configured by the network side device, and the preset value in the foregoing embodiment is predefined in the protocol.
  • the slot position of the SRS resource may be configured by configuring a slot time domain position of the SRS resource to determine the first slot, and configuring at least one symbol offset to determine the remaining at least A slot location.
  • configuring at least one symbol offset may be used to indicate a symbol difference.
  • the at least one symbol offset is the symbol distance difference between the time domain position of the next time slot and the time domain position of the previous time slot; or, the at least one symbol offset is the time domain position of the next time slot and the first time domain position.
  • the symbol distance difference of the slot time domain position of the slot; or, the at least one symbol offset is the following slot time domain position and the time slot when the DCI used to trigger the SRS resource in the aperiodic SRS resource set is received.
  • the symbol distance difference of the domain position is the following slot time domain position and the time slot when the DCI used to trigger the SRS resource in the aperiodic SRS resource set is received.
  • the preset value, at least one symbol offset, and at least one slot offset in the foregoing implementation manner may be applied to all time slots, that is, all time slots need to be considered when calculating the time slot difference and the symbol difference; or It may also act only on uplink time slots and/or special time slots, and the special time slots may refer to both uplink time slots and downlink time slots, or variable time slots.
  • the above at least one slot offset and at least one symbol offset when only one slot offset and one symbol offset are configured, can be applied to all time domain slot positions except the first slot time domain position indicator Determining, or one time slot difference and one symbol difference can also be used to determine the position of at least one time domain time slot except for the time domain position indication of the first time slot.
  • the slot position of the SRS satisfies at least one of the following:
  • the SRS resource set corresponds to multiple slot offsets, the number of the slot offsets is equal to the number of SRS resources in the SRS resource set, and each SRS resource in the SRS resource set is associated with a slot offset;
  • the SRS resource set corresponds to multiple slot offsets, each SRS resource in the SRS resource set is associated with at least one slot offset, and some SRSs in the SRS resource set are associated with at least two slot offsets;
  • the SRS resource set corresponds to multiple slot offsets and multiple symbol offsets, each SRS resource in the SRS resource set is associated with a slot offset, and each of at least part of the SRS resources in the SRS resource set At least one symbol offset is associated with each SRS resource;
  • the SRS resource set corresponds to a slot offset
  • only one SRS resource can realize cross-slot repetition, and the remaining SRS resources are determined at the slot offset Is sent on the first time slot.
  • multiple slot offsets are configured through the SRS resource set, and the number of slot offsets is equal to the number of SRS resources in the SRS resource set, and each SRS resource set
  • the slot positions of the remaining SRS resources in the SRS resource set are as follows At least one item is determined: the preset manner, the time slot difference, and the symbol difference; the preset manner is: the next time slot position and the previous time slot position are separated by a preset duration.
  • the time slot difference may be the time slot difference between the time domain position of the next time slot and the time domain position of the previous time slot; or, the time slot difference may be the time domain position of the next time slot and the first time domain position The time slot difference value of the time slot time domain position of the time slot; or, the time slot difference is the time domain position of the following time slot and the time slot receiving the DCI used to trigger the SRS resource in the aperiodic SRS resource set The time slot difference of the time domain position.
  • the symbol difference may be the symbol distance difference between the time domain position of the next time slot and the time domain position of the previous time slot; or, the symbol difference may be the time domain position of the next time slot and the time domain time of the first time slot.
  • the symbol distance difference of the domain position; or, the symbol difference is the symbol distance difference between the following time slot time domain position and the time domain position of the time slot receiving the DCI used to trigger the SRS resource in the aperiodic SRS resource set.
  • the target SRS resource refers to any one or more SRS resources in the SRS resource set that need to be repeated across time slots.
  • the slot position of the target SRS resource can be determined by the associated slot offset, and the slot position of the remaining SRS resources that do not need to be repeated across slots can be by slot difference, symbol difference or preset method Sure.
  • the preset manner reference may be made to the specific description in the foregoing implementation manner, and details are not described herein again.
  • the SRS resource set when multiple slot offsets are configured through the SRS resource set, and each SRS resource in the SRS resource set is associated with at least one slot offset, the SRS resource set
  • the slot position of the target SRS resource that is associated with multiple slot offsets and needs to achieve cross-slot repetition may be determined by the slot position of the SRS resource and/or the symbol start position of the SRS resource.
  • each SRS resource is associated with multiple slot offsets, and the target SRS resource needs to be repeated across slots, the slot position of the SRS resource and/or the symbol start of the SRS resource are used.
  • the location determines the slot location of the target SRS resource.
  • the target SRS resource refers to any one or more SRS resources in the SRS resource set that need to achieve cross-slot repetition; the slot position of the SRS resource can be determined with reference to the specific description in the foregoing embodiment, so
  • the symbol start position of the SRS resource may be: the SRS resource may be configured with multiple symbol start positions to determine the symbol start positions of the first and subsequent time slots; or, the SRS resource may be A symbol start position and at least one symbol offset are configured, and the symbol position of the subsequent time slot is determined by the configured at least one symbol offset. It is understandable that each SRS resource in the SRS resource set is associated with at least one slot offset.
  • the symbol position may be It is determined in a preset manner; or, the SRS resource is configured with a symbol start position, and the multiple symbol start positions may correspond to multiple slot offsets one-to-one, and the symbol position may be determined by the corresponding slot offset.
  • the slot position of the target SRS resource is determined by the slot position of the SRS resource and/or the symbol start position of the SRS resource. That is, the target SRS resource refers to an SRS resource that needs to be repeated across timeslots, and the target SRS resource may be at least one of the SRS resources associated with multiple timeslot offsets.
  • the slot position of the target SRS resource is determined by the slot position of the SRS resource and/or the symbol start position of the SRS resource. For details, please refer to the above description, which will not be repeated here.
  • each SRS resource in the SRS resource set is associated with at least one slot offset
  • each SRS resource is If only one slot offset is associated, it can be considered that the SRS resource will not be repeated across slots; or, if each SRS resource is associated with a slot offset, it can be directly indicated or implicitly indicated by signaling that the SRS resource can be realized Repeating across time slots, where the first time slot is determined by the time slot offset associated with the SRS resource, and the subsequent time slots are determined by the preset manner.
  • each SRS resource in the SRS resource set is associated with one slot offset
  • the SRS When each SRS resource in at least part of the SRS resources in the resource set is associated with at least one symbol offset, if the target SRS resource is not associated with a symbol offset and cross-slot repetition is required, the first slot passes the associated time The slot offset is determined, and the remaining time slots are determined in the preset manner.
  • the target SRS resource needs to realize the cross-slot offset may be directly indicated through signaling or implicitly indicated.
  • the target SRS resource is sent on a time slot determined according to the time slot offset and the symbol offset.
  • one slot offset is configured through the SRS resource set, and at least two SRS resources are configured in the SRS resource set, of which only one SRS resource can achieve cross-slot repetition, and the rest
  • the SRS resource is sent in the first time slot determined according to the time slot offset
  • the subsequent time is determined by the preset method
  • the slot position of the slot For example, the time slot position of the second time slot is the time slot position of the first time slot plus a preset value
  • the time slot position of the third time slot is the time slot position of the second time slot plus a preset value, and the rest are determined accordingly.
  • the slot position of the slot is the time slot position of the slot.
  • all timeslot positions of the target SRS resource are determined by the preset manner. That is to say, the SRS resource set is only configured with one slot offset, and all the slot positions of the target SRS resource to be repeated across slots are determined by the preset method, for example, the time of the first slot of the target SRS resource.
  • the slot position is determined by the configured time slot offset
  • the time slot position of the second time slot is the time slot position of the first time slot plus a preset value
  • the remaining time slot positions of the target SRS resource are determined accordingly.
  • the slot offset may take effect on at least one of the following:
  • a special time slot where the special time slot includes an uplink time slot and a downlink time slot;
  • the effective time slot is defined as being able to complete the transmission of all resource configuration information in the SRS resource set in a plurality of certain time slots; the number of the plurality of certain time slots is determined by each SRS resource in the SRS resource set. The number of required time slots is determined, and the time domain positions of the time slots of the multiple determined time slots are determined by the time slot position of each SRS resource in the SRS resource set.
  • the symbol start position of the SRS resource is determined by at least one of the following:
  • One symbol start position and at least one symbol offset of the configuration of the SRS resource are One symbol start position and at least one symbol offset of the configuration of the SRS resource.
  • a symbol start position of the SRS resource configuration is used to determine the start position of the symbol sent by the SRS in the first time slot, and the symbol start positions of the remaining time slots are determined by a preset duration, and the preset duration is The first symbol start position supported in the resource configuration information, or the preset duration is the same as the symbol start position of the first time slot.
  • the multiple symbol start positions are used to determine the start position of the first time slot and the symbol start positions of the remaining time slots.
  • the at least one symbol offset is used to determine the symbol position in the subsequent time slot, and the symbol start position of the subsequent time slot may be based on The symbol start position of the first time slot and the configured symbol offset are determined.
  • the SRS resource symbol length is determined by at least one of the following:
  • the multiple symbol lengths of the SRS resource, and the multiple symbol lengths are used to determine the symbol lengths sent by the SRS in the first time slot and the remaining subsequent time slots.
  • the symbol length may be the symbol length sent by the SRS in the first time slot, and the symbol length sent by the SRS in the first time slot may be equal to the symbol start position of the time slot. The last symbol position of the time slot.
  • the one symbol length of the SRS resource may be determined in the following manner:
  • the symbol length of the one symbol is less than or equal to the symbol starting position of the first time slot available for SRS transmission to the last symbol position of the first time slot, the symbol length of the SRS in the first time slot is said One symbol length;
  • the symbol length of the SRS in the first time slot is equal to the first time slot.
  • the symbol length of the SRS in the Nth time slot is equal to the symbol start position available for SRS transmission in the Nth time slot.
  • the symbol length of the SRS in the Nth time slot is the remaining symbol length
  • N is a positive integer greater than 1
  • the target symbol length is the symbol length from the Nth time slot to the last time slot of the SRS resource.
  • the symbol length of the first time slot is determined based on the above-mentioned method.
  • the symbol length of the second slot and subsequent slots can be determined based on the following method: assuming that N is greater than 2, the target symbol length is the length of the SRS resource from the second slot to the last The symbol length of the time slot; if the target symbol length is greater than the start position of the symbol available for SRS transmission in the second time slot to the last symbol position of the time slot, the length of the symbol sent by the SRS in the second time slot is equal to the time slot From the start position of the symbol that can be used for SRS transmission to the last symbol position of the time slot, the symbol length of the subsequent time slot needs to be determined at this time; if the target symbol length is less than or equal to the length of the target symbol that can be used for SRS transmission in the second time slot When the symbol start position reaches the last symbol position of the time slot, the symbol length sent by the SRS in the second time slot is equal to the target
  • the resource parameter information of the SRS includes a repetition factor
  • the resource parameter information may include at least one of the following:
  • a repetition factor where the repetition factor is less than or equal to the total length of the symbols configured in the SRS resource
  • each repetition factor satisfies at least one of the following:
  • the Nth repetition factor is less than or equal to the length of the Nth symbol, and N is a positive integer greater than or equal to 1;
  • the SRS can complete frequency hopping within the determined at least two time slots.
  • each repetition factor needs to be configured with two symbol lengths and/or symbol start positions at the same time.
  • the first repetition factor may be less than the length of the first symbol
  • the second repetition factor is less than the length of the second symbol, and the remaining repetition factors are limited accordingly.
  • multiple repetition factors are configured to enable the SRS to complete frequency hopping within a certain number of time slots.
  • the terminal does not expect the frequency hopping pair used for frequency hopping in one SRS resource to be sent on different time slots.
  • frequency hopping is configured in the SRS resource, but not configured to be repeated.
  • each port of the SRS resource is mapped to each Orthogonal Frequency Division Multiplexing (Orthogonal Frequency Division Multiplexing).
  • Orthogonal Frequency Division Multiplexing Orthogonal Frequency Division Multiplexing
  • OFDM Orthogonal Frequency Division Multiplexing
  • the number of frequency hopping pairs is equal to Ns/R;
  • the number of OFDM symbols in the frequency hopping pair is equal to 1;
  • the comb value of different sub-carrier sets is the same;
  • each time slot for SRS transmission there are 1/2 OFDM symbols in each time slot for SRS transmission, frequency hopping is required in the time slot, and a frequency hopping pair contains 1 OFDM symbol, at this time, it is also required between time slots Frequency hopping, that is, each OFDM symbol is frequency hopping, that is, intra-slot frequency hopping.
  • frequency hopping is configured in the SRS resource, and the configuration is repeated.
  • the number of frequency hopping pairs is equal to Ns/R;
  • the number of OFDM symbols in the frequency hopping pair is equal to R;
  • the number of frequency hopping pairs represents the number of frequency hopping in the slot
  • Frequency hopping between groups means that different frequency domain resources are occupied between frequency hopping pairs.
  • aperiodic only limits the need to be configured as subbands with equal bandwidth, but in fact, for example, 4 symbols can be detected completely with only two symbols. The last two symbols are repeated, and the protocol also supports this Configuration.
  • the sounding bandwidth is divided into 2 subbands with equal bandwidth, and the complete frequency hopping bandwidth is detected on 2 OFDM symbols.
  • the sounding bandwidth is divided into 4 subbands of equal bandwidth, and the complete frequency hopping bandwidth is detected on 4 OFDM symbols.
  • the sounding bandwidth is divided into 2 subbands with equal bandwidth, and the complete frequency hopping bandwidth is detected on the 2 frequency hopping pairs.
  • intra-slot and inter-slot frequency hopping are supported within a BWP:
  • Frequency hopping on the SRS resource takes 1 OFDM symbol as a unit.
  • Frequency hopping on the SRS resource takes 1 OFDM symbol as a unit.
  • each antenna port of the SRS resource is mapped to the same set of subcarriers, that is, the SRS resource is on a different OFDM symbol in each slot Occupy the same frequency domain resources.
  • each antenna port of the SRS resource is mapped to a different set of subcarriers.
  • each antenna port of the SRS resource is mapped to the same set of subcarriers.
  • each antenna port of the SRS resource is mapped to the same set of subcarriers, that is, the SRS resource is on a different OFDM symbol in each slot Occupying the same frequency domain resources, SRS resources of N symbols occupy the same symbol position in each slot.
  • the number of repetitions is used to indicate the number of repetitions of the SRS in the first time slot on other time slots.
  • the SRS resources satisfy at least one of the following:
  • the time slot position is different
  • the frequency domain position is different or the same.
  • the repetition of the SRS resources may only be different in the position of the time slot in the time domain, and/or the position in the frequency domain during frequency hopping may be different or the same.
  • the number of repetitions is 3, and there is inter-slot frequency hopping, the SRS resources of the second and third time slots are exactly the same as the frequency domain position of the first time slot; in the next cycle, the first time slot occurs between time slots Frequency hopping, then the frequency domain positions of the SRS resources of the second and third time slots of the next cycle are the same as the frequency domain positions of the SRS resources of the first time slot in which the frequency hopping is transmitted.
  • the SRS resource is only configured with a number of symbols, a repetition factor, a slot time domain position, and a slot difference, and the repetition number is 3.
  • the domain position and the time slot difference determine the SRS on the first time slot, and send the SRS on the first time slot. According to the number of repetitions being 3, the SRS will be sent on the second time slot and the third time slot.
  • the time slot time domain positions of the second time slot and the third time slot may be determined according to the time slot time domain position of the first time slot and the time slot difference.
  • the time slot time domain positions of the second time slot and the third time slot may be based on the time slot time domain position of the first time slot and the associated time.
  • the gap difference is determined.
  • the number of time slots required for cross-slot repetition of SRS resources is determined by at least one of the following:
  • the number of time-domain positions of the time slot configured by the SRS resource is the number of time-domain positions of the time slot configured by the SRS resource
  • the number of timeslots required for cross-slot repetition of SRS resources is equal to the number of timeslot time domain positions configured by SRS resources; or equal to the number of timeslot offsets used to indicate the time domain difference plus 1; or equal to the number of timeslot offsets used for indication
  • the network-side device may directly indicate through signaling or implicitly indicate that the SRS needs to achieve cross-slot repetition.
  • the implicit indication method includes at least one of the following:
  • the configured number of repetitions is greater than the preset value.
  • the at least two time domain positions may be the number of time slot time domain positions configured according to the SRS, the number of time slot offsets used to indicate the time domain difference, and the symbol offset used to indicate the symbol difference. At least one of the number is determined.
  • the at least two time-domain positions may be determined according to the configured time-domain positions of at least two time slots, and the at least two time-slot time domain positions may include at least two period offset parameters, or one period.
  • the at least two symbol positions may be determined according to the number of symbol start positions or symbol offsets. For example, multiple symbol start positions are respectively used to determine the symbol start position of the first time slot and the symbol start position of the subsequent time slot, or the symbol start position of the subsequent time slot may be determined according to the symbol offset.
  • the determination of the symbol start position and the symbol offset may refer to the description in the foregoing embodiment.
  • the symbol length, repetition factor, and repetition number can be determined with reference to the description in the foregoing embodiment, which will not be repeated here.
  • the SRS can realize cross-slot repetition, so as to improve the reliability of the SRS.
  • the method when the SRS is a periodic SRS or a semi-persistent SRS, and the SRS is frequency hopping, the method further includes:
  • the frequency domain location information of the SRS resource is determined based on the SRS counter.
  • the determination of the frequency domain location information of the SRS resource based on the SRS counter only occurs when the SRS achieves cross-slot repetition.
  • the SRS counter is determined by at least one of the following:
  • SFN system frame number where the first time slot of the SRS resource is located
  • the SRS resource is used to determine the slot offset of the first slot
  • the repetition factor of the SRS resource is the repetition factor of the SRS resource
  • the symbol index of the SRS resource is the symbol index of the SRS resource.
  • the terminal does not want the network side device to configure multiple timeslots of one SRS resource that are repeated across timeslots in different SFNs
  • n SRS is the frequency domain location information of the SRS resource
  • n f represents the SFN where the SRS resource is located
  • T offset 1 indicates that the SRS resource is used to determine the slot offset of the first slot
  • T SRS indicates the period of the SRS resource
  • R represents the repetition factor of the SRS resource
  • the network side device configures multiple timeslots of the SRS resources that are repeated across timeslots to allow them to be in different SFNs
  • n f,1 represents the frame in which the first time slot of the SRS resource is located.
  • the frequency domain location information of the SRS counter is determined by at least one of the following:
  • the SRS resource is used to determine the slot offset of the i-th slot
  • the SRS resource is used to determine the time slot difference between the i+1th time slot and the i-th time slot;
  • the repetition factor of the SRS resource is the repetition factor of the SRS resource
  • the SRS resource obtains the cross-slot symbol index according to the time domain sequence.
  • the SRS resource only includes one repetition factor
  • the terminal does not want the network side device to configure multiple timeslots of one SRS resource that are repeated across timeslots in different SFNs
  • the frequency domain positions of different frequency hopping pairs in the SRS resource are calculated based on the above formula.
  • the network side device configures multiple timeslots of the SRS resource that are repeated across timeslots to allow them to be in different SFNs,
  • the frequency domain location information of the SRS counter is determined by at least one of the following:
  • the SRS resource is used to determine the slot offset of the first slot
  • the repetition factor of the SRS resource is the repetition factor of the SRS resource
  • the symbol index of the i-th slot of the SRS resource where i is a positive integer greater than 1;
  • the SRS resource obtains the cross-slot symbol index according to the time domain sequence.
  • the SRS resource only includes one repetition factor
  • the terminal does not want the network side device to configure multiple timeslots of one SRS resource that are repeated across timeslots in different SFNs
  • K represents the number of repetitions of the SRS resource
  • l' represents that the SRS resource obtains the symbol index across slots according to the time domain sequence, which is sequentially
  • the network side device configures multiple timeslots of the SRS resource that are repeated across timeslots to allow them to be in different SFNs,
  • the frequency domain location information of the SRS counter is determined by at least one of the following:
  • the SRS resource is used to determine the slot offset of the first slot
  • the SRS resource is used to determine the slot offset of the i-th slot
  • the repetition factor of the SRS resource is the repetition factor of the SRS resource
  • the symbol index of the i-th slot of the SRS resource is the symbol index of the i-th slot of the SRS resource.
  • the frequency domain positions of different frequency hopping pairs in the SRS resource may be calculated based on the following formula:
  • K offset represents the difference between adjacent repeated SRS time slots
  • i represents the time slot index of the SRS repetition across time slots
  • k represents the number of time slots of the SRS resource across time slots, that is, the number of repetitions across time slots, including the first time slot.
  • the frequency domain positions of different frequency hopping pairs in the SRS resource may be calculated based on the following formula:
  • the calculation of the SRS resource within the SRS resource can be performed by any one of the above-mentioned embodiments.
  • the execution subject of the SRS resource indication method provided in the embodiments of the present application may be an SRS resource indication device, or a control module in the SRS resource indication device for executing the SRS resource indication method.
  • the SRS resource indicator method executed by the SRS resource indicator device is taken as an example to illustrate the SRS resource indicator device provided in the embodiment of the present application.
  • FIG. 3 is a flowchart of a method for determining SRS resources provided by an embodiment of the present application, and the method is applied to a terminal. As shown in Figure 3, the method includes the following steps:
  • Step 301 Receive resource parameter information of the sounding reference signal SRS;
  • Step 302 Determine a resource that supports SRS that is repeated across time slots according to the resource parameter information.
  • the resource parameter information includes at least one of the following: the slot position of the SRS, the symbol start position of the SRS, the symbol length of the SRS, the repetition factor of the SRS, and the number of repetitions of the SRS.
  • the resource parameter information is configured in the SRS resource, and/or, is configured in the SRS resource set.
  • the slot position of the SRS is determined by at least one of the following methods:
  • the time domain position of one time slot corresponding to the SRS resource is offset from at least one symbol.
  • the time domain position of the at least one time slot is determined in the following manner:
  • the time domain position of at least one time slot corresponding to the SRS resource or,
  • the time domain position of the first time slot corresponding to the SRS resource, and the remaining time slot positions of the at least one time slot time domain position except for the first time slot are determined in a preset manner; the preset manner is: The position of the next time slot and the position of the previous time slot are separated by a preset duration.
  • the slot position of the SRS is configured in an SRS resource set, and the slot position of the SRS satisfies at least one of the following:
  • the SRS resource set corresponds to multiple slot offsets, the number of the slot offsets is equal to the number of SRS resources in the SRS resource set, and each SRS resource in the SRS resource set is associated with a slot offset;
  • the SRS resource set corresponds to multiple slot offsets, each SRS resource in the SRS resource set is associated with at least one slot offset, and some SRSs in the SRS resource set are associated with at least two slot offsets;
  • the SRS resource set corresponds to multiple slot offsets and multiple symbol offsets, each SRS resource in the SRS resource set is associated with a slot offset one by one, and at least part of the SRS resources in the SRS resource set At least one symbol offset is associated with each SRS resource of;
  • the SRS resource set corresponds to a slot offset
  • only one SRS resource needs to realize cross-slot repetition, and the remaining SRS resources are determined at the slot offset Is sent on the first time slot.
  • the number of the slot offsets is equal to the number of SRS resources in the SRS resource set, and each SRS resource in the SRS resource set is associated one by one
  • the time slot position of the remaining SRS resources in the SRS resource set is determined by at least one of the following: Set the way, the time slot difference, and the symbol difference; the preset way is: the position of the next time slot and the position of the previous time slot are separated by a preset duration.
  • each SRS resource in the SRS resource set is associated with at least one time slot offset
  • the time slot position of the SRS resource and/or the symbol start position of the SRS resource is used to determine the time of the target SRS resource. Gap position; or,
  • the slot position of the target SRS resource is determined by the slot position of the SRS resource and/or the symbol start position of the SRS resource.
  • the SRS resource set corresponds to multiple slot offsets and multiple symbol offsets
  • each SRS resource in the SRS resource set is associated with one slot offset one by one
  • the SRS resource set When each SRS resource in at least part of the SRS resources is associated with at least one symbol offset
  • the first time slot is determined by the associated time slot offset, and the remaining time slots are determined by a preset method; the preset method is: the next time slot The preset time interval between the position and the previous time slot position; or,
  • the target SRS resource is associated with at least one symbol offset and cross-slot repetition is required, the first time slot is determined by the associated time slot offset, and the remaining time slots are determined by the time slot offset and the symbol offset.
  • the SRS resource set corresponds to a slot offset
  • at least two SRS resources are configured in the SRS resource set, of which only one SRS resource can achieve cross-slot repetition, and the remaining SRS resources are based on the In the case of sending on the first time slot determined by the time slot offset,
  • the target SRS resource that is repeated across time slots is not sent in the first time slot, determine all the time slot positions of the target SRS resource by a preset method, and the preset method is: the next time slot position and the previous time slot
  • the position interval is preset for the length of time.
  • the slot offset takes effect on at least one of the following:
  • a special time slot where the special time slot includes an uplink time slot and a downlink time slot;
  • the effective time slot is defined as being able to complete the transmission of all resource configuration information in the SRS resource set in multiple determined time slots;
  • the number of the multiple determined time slots is determined by the number of time slots required by each SRS resource in the SRS resource set, and the time-domain positions of the time slots of the multiple determined time slots are determined in the SRS resource set. The position of the time slot where each SRS resource is located is determined.
  • the symbol start position of the SRS is determined by at least one of the following:
  • a symbol start position and at least one symbol offset of the SRS resource configuration are defined.
  • the symbol length of the SRS is determined by at least one of the following:
  • the multiple symbol lengths of the SRS resource configuration are the multiple symbol lengths of the SRS resource configuration.
  • the SRS resource is configured with one symbol length:
  • the symbol length of the one symbol is less than or equal to the symbol starting position of the first time slot available for SRS transmission to the last symbol position of the first time slot, the symbol length of the SRS in the first time slot is said One symbol length;
  • the symbol length of the SRS in the first time slot is the first time slot.
  • the symbol length of the SRS in the Nth time slot is equal to the symbol start position available for SRS transmission in the Nth time slot.
  • the symbol length of the SRS in the Nth time slot is the remaining symbol length
  • N is a positive integer greater than 1
  • the target symbol length is the symbol length from the Nth time slot to the last time slot of the SRS resource.
  • the resource parameter information includes at least one of the following:
  • a repetition factor where the repetition factor is less than or equal to the total length of the symbols configured in the SRS resource
  • each repetition factor satisfies at least one of the following:
  • the Nth repetition factor is less than or equal to the length of the Nth symbol, and N is a positive integer greater than or equal to 1.
  • the number of repetitions is used to indicate the number of repetitions of the SRS in the first time slot on other time slots.
  • the SRS resources satisfy at least one of the following:
  • the time slot position is different
  • the frequency domain position in the case of frequency hopping can be different or the same.
  • the SRS can complete frequency hopping within at least two determined time slots.
  • signaling is used to directly indicate or implicitly indicate that the SRS needs to implement cross-slot repetition.
  • the implicit indication manner includes at least one of the following:
  • the configured number of repetitions is greater than the preset value.
  • the method further includes:
  • the frequency domain location information of the SRS resource is determined based on the SRS counter.
  • the SRS counter is determined by at least one of the following:
  • the SRS resource is used to determine the slot offset of the first slot
  • the repetition factor of the SRS resource is the repetition factor of the SRS resource
  • the symbol index of the SRS resource is the symbol index of the SRS resource.
  • the SRS counter is determined by at least one of the following:
  • the SRS resource is used to determine the slot offset of the i-th slot
  • the SRS resource is used to determine the time slot difference between the i+1th time slot and the i-th time slot;
  • the repetition factor of the SRS resource is the repetition factor of the SRS resource
  • the SRS resource obtains the cross-slot symbol index according to the time domain sequence.
  • the SRS counter is determined by at least one of the following:
  • the SRS resource is used to determine the slot offset of the first slot
  • the repetition factor of the SRS resource is the repetition factor of the SRS resource
  • the symbol index of the jth time slot of the SRS resource where j is a positive integer greater than 1;
  • the SRS resource obtains the cross-slot symbol index according to the time domain sequence.
  • the SRS counter is determined by at least one of the following:
  • the SRS resource is used to determine the slot offset of the first slot
  • the SRS resource is used to determine the slot offset of the i-th slot
  • the repetition factor of the SRS resource is the repetition factor of the SRS resource
  • the symbol index of the i-th slot of the SRS resource is the symbol index of the i-th slot of the SRS resource.
  • the execution subject of the SRS resource determination method provided in the embodiments of the present application may be an SRS resource determination device, or a control module in the SRS resource determination device for executing the SRS resource determination method.
  • the SRS resource determining apparatus executed by the SRS resource determining method is taken as an example to illustrate the SRS resource determining apparatus provided in the embodiment of the present application.
  • FIG. 4 is a structural diagram of an SRS resource indicating device provided by an embodiment of the present application, and the SRS resource indicating device is applied to a network side device.
  • the SRS resource indicating device 400 includes:
  • the configuration module 401 is configured to configure resource parameter information of the sounding reference signal SRS for the terminal, where the resource parameter information is used to determine the resource supporting the SRS that is repeated across time slots;
  • the resource parameter information includes at least one of the following: the slot position of the SRS, the symbol start position of the SRS, the symbol length of the SRS, the repetition factor of the SRS, and the number of repetitions of the SRS.
  • the resource parameter information is configured in the SRS resource, and/or, is configured in the SRS resource set.
  • the slot position of the SRS is determined by at least one of the following methods:
  • the time domain position of one time slot corresponding to the SRS resource is offset from at least one symbol.
  • the time domain position of the at least one time slot is determined in the following manner:
  • the time domain position of at least one time slot corresponding to the SRS resource or,
  • the time domain position of the first time slot corresponding to the SRS resource, and the remaining time slot positions of the at least one time slot time domain position except for the first time slot are determined in a preset manner; the preset manner is: The position of the next time slot and the position of the previous time slot are separated by a preset duration.
  • the slot position of the SRS satisfies at least one of the following:
  • the SRS resource set corresponds to multiple slot offsets, the number of the slot offsets is equal to the number of SRS resources in the SRS resource set, and each SRS resource in the SRS resource set is associated with a slot offset;
  • the SRS resource set corresponds to multiple slot offsets, each SRS resource in the SRS resource set is associated with at least one slot offset, and some SRSs in the SRS resource set are associated with at least two slot offsets;
  • the SRS resource set corresponds to multiple slot offsets and multiple symbol offsets, each SRS resource in the SRS resource set is associated with a slot offset one by one, and at least part of the SRS resources in the SRS resource set At least one symbol offset is associated with each SRS resource of;
  • the SRS resource set corresponds to a slot offset
  • only one SRS resource needs to realize cross-slot repetition, and the remaining SRS resources are determined at the slot offset Is sent on the first time slot.
  • the number of the slot offsets is equal to the number of SRS resources in the SRS resource set, and each SRS resource in the SRS resource set is associated one by one
  • the time slot position of the remaining SRS resources in the SRS resource set is determined by at least one of the following: Set the way, the time slot difference, and the symbol difference; the preset way is: the position of the next time slot and the position of the previous time slot are separated by a preset duration.
  • each SRS resource in the SRS resource set is associated with at least one time slot offset
  • the time slot position of the SRS resource and/or the symbol start position of the SRS resource is used to determine the time of the target SRS resource. Gap position; or,
  • the slot position of the target SRS resource is determined by the slot position of the SRS resource and/or the symbol start position of the SRS resource.
  • the SRS resource set corresponds to multiple slot offsets and multiple symbol offsets
  • each SRS resource in the SRS resource set is associated with one slot offset one by one
  • the SRS resource set When each SRS resource in at least part of the SRS resources is associated with at least one symbol offset
  • the first time slot is determined by the associated time slot offset, and the remaining time slots are determined by a preset method; the preset method is: the next time slot The preset time interval between the position and the previous time slot position; or,
  • the target SRS resource is associated with at least one symbol offset and cross-slot repetition is required, the first time slot is determined by the associated time slot offset, and the remaining time slots are determined by the time slot offset and the symbol offset.
  • the SRS resource set corresponds to a slot offset
  • at least two SRS resources are configured in the SRS resource set, of which only one SRS resource can achieve cross-slot repetition, and the remaining SRS resources are based on the In the case of sending on the first time slot determined by the time slot offset,
  • the target SRS resource that is repeated across time slots is not sent in the first time slot, determine all the time slot positions of the target SRS resource by a preset method, and the preset method is: the next time slot position and the previous time slot
  • the position interval is preset for the length of time.
  • the slot offset takes effect on at least one of the following:
  • a special time slot where the special time slot includes an uplink time slot and a downlink time slot;
  • the effective time slot is defined as being able to complete the transmission of all resource configuration information in the SRS resource set in multiple determined time slots;
  • the number of the multiple determined time slots is determined by the number of time slots required by each SRS resource in the SRS resource set, and the time-domain positions of the time slots of the multiple determined time slots are determined in the SRS resource set. The position of the time slot where each SRS resource is located is determined.
  • the symbol start position of the SRS is determined by at least one of the following:
  • a symbol start position and at least one symbol offset of the SRS resource configuration are defined.
  • the symbol length of the SRS is determined by at least one of the following:
  • the multiple symbol lengths of the SRS resource configuration are the multiple symbol lengths of the SRS resource configuration.
  • the SRS resource is configured with one symbol length:
  • the symbol length of the one symbol is less than or equal to the symbol starting position of the first time slot available for SRS transmission to the last symbol position of the first time slot, the symbol length of the SRS in the first time slot is said One symbol length;
  • the symbol length of the SRS in the first time slot is the first time slot.
  • the symbol length of the SRS in the Nth time slot is equal to the symbol start position available for SRS transmission in the Nth time slot.
  • the symbol length of the SRS in the Nth time slot is the remaining symbol length
  • N is a positive integer greater than or equal to 1
  • the target symbol length is the symbol length from the Nth time slot to the last time slot of the SRS resource.
  • the resource parameter information includes at least one of the following:
  • a repetition factor where the repetition factor is less than or equal to the total length of the symbols configured in the SRS resource
  • each repetition factor satisfies at least one of the following:
  • the Nth repetition factor is less than or equal to the length of the Nth symbol, and N is a positive integer greater than or equal to 1.
  • the number of repetitions is used to indicate the number of repetitions of the SRS in the first time slot on other time slots.
  • the SRS resources satisfy at least one of the following:
  • the time slot position is different
  • the frequency domain position in the case of frequency hopping can be different or the same.
  • the SRS can complete frequency hopping within at least two determined time slots.
  • signaling is used to directly indicate or implicitly indicate that the SRS needs to implement cross-slot repetition.
  • the implicit indication manner includes at least one of the following:
  • the configured number of repetitions is greater than the preset value.
  • the apparatus when the SRS is a periodic SRS or a semi-persistent SRS, and the SRS is frequency hopping, the apparatus further includes:
  • the determining module is used to determine the frequency domain location information of the SRS resource based on the SRS counter.
  • the SRS counter is determined by at least one of the following:
  • the SRS resource is used to determine the slot offset of the first slot
  • the repetition factor of the SRS resource is the repetition factor of the SRS resource
  • the symbol index of the SRS resource is the symbol index of the SRS resource.
  • the SRS counter is determined by at least one of the following:
  • the SRS resource is used to determine the slot offset of the i-th slot
  • the SRS resource is used to determine the time slot difference between the i+1th time slot and the i-th time slot;
  • the repetition factor of the SRS resource is the repetition factor of the SRS resource
  • the SRS resource obtains the cross-slot symbol index according to the time domain sequence.
  • the SRS counter is determined by at least one of the following:
  • the SRS resource is used to determine the slot offset of the first slot
  • the repetition factor of the SRS resource is the repetition factor of the SRS resource
  • the symbol index of the jth time slot of the SRS resource where j is a positive integer greater than 1;
  • the SRS resource obtains the cross-slot symbol index according to the time domain sequence.
  • the SRS counter is determined by at least one of the following:
  • the SRS resource is used to determine the slot offset of the first slot
  • the SRS resource is used to determine the slot offset of the i-th slot
  • the repetition factor of the SRS resource is the repetition factor of the SRS resource
  • the symbol index of the i-th slot of the SRS resource is the symbol index of the i-th slot of the SRS resource.
  • the SRS resource parameter information configured by the SRS resource indicating device for the terminal can be used to determine the resource configuration of the SRS that supports cross-slot repetition, that is, the resource parameter information can indicate the SRS
  • the time-domain resource configuration of resources in at least two time slots enables SRS to be transmitted in at least two time slots, thereby improving the reliability of SRS transmission.
  • the SRS resource indicating device in the embodiment of the present application may be a device, or a component, integrated circuit, or chip in a terminal.
  • the device can be a mobile terminal or a non-mobile terminal.
  • the mobile terminal may include, but is not limited to, the types of the terminal 11 listed above, and the non-mobile terminal may be a server, a network attached storage (NAS), a personal computer (PC), a television ( Television, TV), teller machines, self-service machines, etc., are not specifically limited in the embodiments of the present application.
  • the SRS resource indicating device in the embodiment of the present application may be a device with an operating system.
  • the operating system may be an Android operating system, an ios operating system, or other possible operating systems, which are not specifically limited in the embodiment of the present application.
  • the SRS resource indicating device provided in the embodiment of the present application can implement each process implemented in the method embodiment in FIG. 2 and achieve the same technical effect. To avoid repetition, details are not described herein again.
  • FIG. 5 is a structural diagram of an SRS resource determining apparatus provided by an embodiment of the present application, and the SRS resource determining apparatus is applied to a terminal.
  • the SRS resource determining apparatus 500 includes:
  • the receiving module 501 is configured to receive resource parameter information of the sounding reference signal SRS;
  • the determining module 502 is configured to determine, according to the resource parameter information, a resource that supports SRS that is repeated across time slots;
  • the resource parameter information includes at least one of the following: the slot position of the SRS, the symbol start position of the SRS, the symbol length of the SRS, the repetition factor of the SRS, and the number of repetitions of the SRS.
  • the resource parameter information is configured in the SRS resource, and/or, is configured in the SRS resource set.
  • the slot position of the SRS is determined by at least one of the following methods:
  • the time domain position of one time slot corresponding to the SRS resource is offset from at least one symbol.
  • the time domain position of the at least one time slot is determined in the following manner:
  • the time domain position of at least one time slot corresponding to the SRS resource or,
  • the time domain position of the first time slot corresponding to the SRS resource, and the remaining time slot positions of the at least one time slot time domain position except for the first time slot are determined in a preset manner; the preset manner is: The position of the next time slot and the position of the previous time slot are separated by a preset duration.
  • the slot position of the SRS is configured in an SRS resource set, and the slot position of the SRS satisfies at least one of the following:
  • the SRS resource set corresponds to multiple slot offsets, the number of the slot offsets is equal to the number of SRS resources in the SRS resource set, and each SRS resource in the SRS resource set is associated with a slot offset;
  • the SRS resource set corresponds to multiple slot offsets, each SRS resource in the SRS resource set is associated with at least one slot offset, and some SRSs in the SRS resource set are associated with at least two slot offsets;
  • the SRS resource set corresponds to multiple slot offsets and multiple symbol offsets, each SRS resource in the SRS resource set is associated with a slot offset one by one, and at least part of the SRS resources in the SRS resource set At least one symbol offset is associated with each SRS resource of;
  • the SRS resource set corresponds to a slot offset
  • only one SRS resource needs to realize cross-slot repetition, and the remaining SRS resources are determined at the slot offset Is sent on the first time slot.
  • the number of the slot offsets is equal to the number of SRS resources in the SRS resource set, and each SRS resource in the SRS resource set is associated one by one
  • the time slot position of the remaining SRS resources in the SRS resource set is determined by at least one of the following: Set the way, the time slot difference, and the symbol difference; the preset way is: the position of the next time slot and the position of the previous time slot are separated by a preset duration.
  • each SRS resource in the SRS resource set is associated with at least one time slot offset
  • the time slot position of the SRS resource and/or the symbol start position of the SRS resource is used to determine the time of the target SRS resource. Gap position; or,
  • the slot position of the target SRS resource is determined by the slot position of the SRS resource and/or the symbol start position of the SRS resource.
  • the SRS resource set corresponds to multiple slot offsets and multiple symbol offsets
  • each SRS resource in the SRS resource set is associated with one slot offset one by one
  • the SRS resource set When each SRS resource in at least part of the SRS resources is associated with at least one symbol offset
  • the first time slot is determined by the associated time slot offset, and the remaining time slots are determined by a preset method; the preset method is: the next time slot The preset time interval between the position and the previous time slot position; or,
  • the target SRS resource is associated with at least one symbol offset and needs to be repeated across time slots
  • the first time slot is determined by the associated time slot offset
  • the remaining time slots are determined by the time slot offset and the symbol offset.
  • the SRS resource set corresponds to a slot offset
  • at least two SRS resources are configured in the SRS resource set, of which only one SRS resource can achieve cross-slot repetition, and the remaining SRS resources are based on the In the case of sending on the first time slot determined by the time slot offset,
  • the target SRS resource that is repeated across time slots is not sent in the first time slot, determine all the time slot positions of the target SRS resource by a preset method, and the preset method is: the next time slot position and the previous time slot
  • the position interval is preset for the length of time.
  • the slot offset takes effect on at least one of the following:
  • a special time slot where the special time slot includes an uplink time slot and a downlink time slot;
  • the effective time slot is defined as being able to complete the transmission of all resource configuration information in the SRS resource set in multiple determined time slots;
  • the number of the multiple determined time slots is determined by the number of time slots required by each SRS resource in the SRS resource set, and the time-domain positions of the time slots of the multiple determined time slots are determined in the SRS resource set. The position of the time slot where each SRS resource is located is determined.
  • the symbol start position of the SRS is determined by at least one of the following:
  • a symbol start position and at least one symbol offset of the SRS resource configuration are defined.
  • the symbol length of the SRS is determined by at least one of the following:
  • the multiple symbol lengths of the SRS resource configuration are the multiple symbol lengths of the SRS resource configuration.
  • the SRS resource is configured with one symbol length:
  • the symbol length of the one symbol is less than or equal to the symbol starting position of the first time slot available for SRS transmission to the last symbol position of the first time slot, the symbol length of the SRS in the first time slot is said One symbol length;
  • the symbol length of the SRS in the first time slot is the first time slot.
  • the symbol length of the SRS in the Nth time slot is equal to the symbol start position available for SRS transmission in the Nth time slot.
  • the symbol length of the SRS in the Nth time slot is the remaining symbol length
  • N is a positive integer greater than or equal to 1
  • the target symbol length is the symbol length from the Nth time slot to the last time slot of the SRS resource.
  • the resource parameter information includes at least one of the following:
  • a repetition factor where the repetition factor is less than or equal to the total length of the symbols configured in the SRS resource
  • each repetition factor satisfies at least one of the following:
  • the Nth repetition factor is less than or equal to the length of the Nth symbol, and N is a positive integer greater than or equal to 1.
  • the number of repetitions is used to indicate the number of repetitions of the SRS in the first time slot on other time slots.
  • the SRS resources satisfy at least one of the following:
  • the time slot position is different
  • the frequency domain position in the case of frequency hopping can be different or the same.
  • the SRS can complete frequency hopping within at least two determined time slots.
  • signaling is used to directly indicate or implicitly indicate that the SRS needs to implement cross-slot repetition.
  • the implicit indication manner includes at least one of the following:
  • the configured number of repetitions is greater than the preset value.
  • the determining module is further configured to:
  • the frequency domain location information of the SRS resource is determined based on the SRS counter.
  • the SRS counter is determined by at least one of the following:
  • the SRS resource is used to determine the slot offset of the first slot
  • the repetition factor of the SRS resource is the repetition factor of the SRS resource
  • the symbol index of the SRS resource is the symbol index of the SRS resource.
  • the SRS counter is determined by at least one of the following:
  • the SRS resource is used to determine the slot offset of the i-th slot
  • the SRS resource is used to determine the time slot difference between the i+1th time slot and the i-th time slot;
  • the repetition factor of the SRS resource is the repetition factor of the SRS resource
  • the SRS resource obtains the cross-slot symbol index according to the time domain sequence.
  • the SRS counter is determined by at least one of the following:
  • the SRS resource is used to determine the slot offset of the first slot
  • the repetition factor of the SRS resource is the repetition factor of the SRS resource
  • the symbol index of the jth time slot of the SRS resource where j is a positive integer greater than 1;
  • the SRS resource obtains the cross-slot symbol index according to the time domain sequence.
  • the SRS counter is determined by at least one of the following:
  • the SRS resource is used to determine the slot offset of the first slot
  • the SRS resource is used to determine the slot offset of the i-th slot
  • the repetition factor of the SRS resource is the repetition factor of the SRS resource
  • the symbol index of the i-th slot of the SRS resource is the symbol index of the i-th slot of the SRS resource.
  • the SRS resource determination apparatus receives the resource parameter information of the SRS sent by the network side device, and can determine the resource configuration of the SRS that supports cross-slot repetition based on the resource parameter information, that is,
  • the resource parameter information can indicate the time domain resource configuration of the SRS resource in at least two time slots, so that the SRS can be transmitted in at least two time slots, thereby improving the reliability of SRS transmission.
  • the SRS resource determination device in the embodiment of the present application may be a device, or a component, integrated circuit, or chip in a terminal.
  • the device can be a mobile terminal or a non-mobile terminal.
  • the mobile terminal may include but is not limited to the types of the terminal 11 listed above, and the non-mobile terminal may be a server, a network attached storage (NAS), a personal computer (PC), a television ( Television, TV), teller machines, self-service machines, etc., are not specifically limited in the embodiments of the present application.
  • the SRS resource determination device in the embodiment of the present application may be a device with an operating system.
  • the operating system may be an Android operating system, an ios operating system, or other possible operating systems, which are not specifically limited in the embodiment of the present application.
  • the SRS resource determination apparatus provided in the embodiment of the present application can implement each process implemented in the method embodiment in FIG. 3 and achieve the same technical effect. To avoid repetition, details are not described herein again.
  • an embodiment of the present application further provides a communication device 600, including a processor 601, a memory 602, and a program or instruction that is stored in the memory 602 and can run on the processor 601,
  • a communication device 600 including a processor 601, a memory 602, and a program or instruction that is stored in the memory 602 and can run on the processor 601
  • the communication device 600 is a network side device
  • the program or instruction is executed by the processor 601
  • each process of the above-mentioned SRS resource indication method embodiment can be realized, and the same technical effect can be achieved
  • the communication device 600 is a terminal
  • the program or instruction is executed by the processor 601
  • each process of the foregoing SRS resource determination method embodiment is realized, and the same technical effect can be achieved.
  • I won’t repeat them here.
  • Fig. 7 is a hardware structure diagram of a terminal for implementing an embodiment of the present application.
  • the terminal 700 includes but is not limited to: radio frequency unit 701, network module 702, audio output unit 703, input unit 704, sensor 705, display unit 706, user input unit 707, interface unit 708, memory 709, processor 710 and other components .
  • the terminal 700 may also include a power source (such as a battery) for supplying power to various components.
  • 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.
  • the terminal structure shown in FIG. 7 does not constitute a limitation on the terminal.
  • the terminal may include more or fewer components than those shown in the figure, or some components may be combined, or different component arrangements, which will not be repeated here.
  • the input unit 704 may include a graphics processing unit (GPU) 7041 and a microphone 7042.
  • the graphics processor 7041 is paired by the image capture device ( For example, the image data of the still picture or video obtained by the camera) is processed.
  • the display unit 706 may include a display panel 7061, and the display panel 7061 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, a physical keyboard, function keys (such as volume control buttons, switch buttons, etc.), trackball, mouse, and joystick, which will not be repeated here.
  • the radio frequency unit 701 receives the downlink data from the network-side device and sends it to the processor 710 for processing; in addition, it 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.
  • the memory 709 can be used to store software programs or instructions and various data.
  • the memory 709 may mainly include a storage program or instruction area and a data storage area, where the storage program or instruction area may store an operating system, an application program or instructions required by at least one function (such as a sound playback function, an image playback function, etc.).
  • the memory 709 may include a high-speed random access memory, and may also include a non-volatile memory, where the non-volatile memory may be a read-only memory (Read-Only Memory, ROM) or 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
  • 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, where the application processor mainly processes an operating system, a user interface, and application programs or instructions, etc.
  • the modem processor mainly deals with wireless communication, such as a baseband processor. It can be understood that the foregoing modem processor may not be integrated into the processor 710.
  • the radio frequency unit 701 is configured to receive the resource parameter information of the sounding reference signal SRS; the processor 710 is configured to determine the resource supporting the SRS that is repeated across time slots according to the resource parameter information;
  • the resource parameter information includes at least one of the following: the slot position of the SRS, the symbol start position of the SRS, the symbol length of the SRS, the repetition factor of the SRS, and the number of repetitions of the SRS.
  • the resource parameter information is configured in the SRS resource, and/or, is configured in the SRS resource set.
  • the slot position of the SRS is determined by at least one of the following methods:
  • the time domain position of one time slot corresponding to the SRS resource is offset from at least one symbol.
  • the time domain position of the at least one time slot is determined in the following manner:
  • the time domain position of at least one time slot corresponding to the SRS resource or,
  • the time domain position of the first time slot corresponding to the SRS resource, and the remaining time slot positions of the at least one time slot time domain position except for the first time slot are determined in a preset manner; the preset manner is: The position of the next time slot and the position of the previous time slot are separated by a preset duration.
  • the slot position of the SRS is configured in an SRS resource set, and the slot position of the SRS satisfies at least one of the following:
  • the SRS resource set corresponds to multiple slot offsets, the number of the slot offsets is equal to the number of SRS resources in the SRS resource set, and each SRS resource in the SRS resource set is associated with a slot offset;
  • the SRS resource set corresponds to multiple slot offsets, each SRS resource in the SRS resource set is associated with at least one slot offset, and some SRSs in the SRS resource set are associated with at least two slot offsets;
  • the SRS resource set corresponds to multiple slot offsets and multiple symbol offsets, each SRS resource in the SRS resource set is associated with a slot offset one by one, and at least part of the SRS resources in the SRS resource set At least one symbol offset is associated with each SRS resource of;
  • the SRS resource set corresponds to a slot offset
  • only one SRS resource needs to realize cross-slot repetition, and the remaining SRS resources are determined at the slot offset Is sent on the first time slot.
  • the number of the slot offsets is equal to the number of SRS resources in the SRS resource set, and each SRS resource in the SRS resource set is associated one by one
  • the time slot position of the remaining SRS resources in the SRS resource set is determined by at least one of the following: Set the way, the time slot difference, and the symbol difference; the preset way is: the position of the next time slot and the position of the previous time slot are separated by a preset duration.
  • each SRS resource in the SRS resource set is associated with at least one time slot offset
  • the time slot position of the SRS resource and/or the symbol start position of the SRS resource is used to determine the time of the target SRS resource. Gap position; or,
  • the slot position of the target SRS resource is determined by the slot position of the SRS resource and/or the symbol start position of the SRS resource.
  • the SRS resource set corresponds to multiple slot offsets and multiple symbol offsets
  • each SRS resource in the SRS resource set is associated with one slot offset one by one
  • the SRS resource set When each SRS resource in at least part of the SRS resources is associated with at least one symbol offset
  • the first time slot is determined by the associated time slot offset, and the remaining time slots are determined by a preset method; the preset method is: the next time slot The preset time interval between the position and the previous time slot position; or,
  • the target SRS resource is associated with at least one symbol offset and needs to be repeated across time slots
  • the first time slot is determined by the associated time slot offset
  • the remaining time slots are determined by the time slot offset and the symbol offset.
  • the SRS resource set corresponds to a slot offset
  • at least two SRS resources are configured in the SRS resource set, of which only one SRS resource can achieve cross-slot repetition, and the remaining SRS resources are based on the In the case of sending on the first time slot determined by the time slot offset,
  • the target SRS resource that is repeated across time slots is not sent in the first time slot, determine all the time slot positions of the target SRS resource by a preset method, and the preset method is: the next time slot position and the previous time slot
  • the position interval is preset for the length of time.
  • the slot offset takes effect on at least one of the following:
  • a special time slot where the special time slot includes an uplink time slot and a downlink time slot;
  • the effective time slot is defined as being able to complete the transmission of all resource configuration information in the SRS resource set in multiple determined time slots;
  • the number of the multiple determined time slots is determined by the number of time slots required by each SRS resource in the SRS resource set, and the time-domain positions of the time slots of the multiple determined time slots are determined in the SRS resource set. The position of the time slot where each SRS resource is located is determined.
  • the symbol start position of the SRS is determined by at least one of the following:
  • a symbol start position and at least one symbol offset of the SRS resource configuration are defined.
  • the symbol length of the SRS is determined by at least one of the following:
  • the multiple symbol lengths of the SRS resource configuration are the multiple symbol lengths of the SRS resource configuration.
  • the SRS resource is configured with one symbol length:
  • the symbol length of the one symbol is less than or equal to the symbol starting position of the first time slot available for SRS transmission to the last symbol position of the first time slot, the symbol length of the SRS in the first time slot is said One symbol length;
  • the symbol length of the SRS in the first time slot is the first time slot.
  • the symbol length of the SRS in the Nth time slot is equal to the symbol start position available for SRS transmission in the Nth time slot.
  • the symbol length of the SRS in the Nth time slot is the remaining symbol length
  • N is a positive integer greater than or equal to 1
  • the target symbol length is the symbol length from the Nth time slot to the last time slot of the SRS resource.
  • the resource parameter information includes at least one of the following:
  • a repetition factor where the repetition factor is less than or equal to the total length of the symbols configured in the SRS resource
  • each repetition factor satisfies at least one of the following:
  • the Nth repetition factor is less than or equal to the length of the Nth symbol, and N is a positive integer greater than or equal to 1.
  • the number of repetitions is used to indicate the number of repetitions of the SRS in the first time slot on other time slots.
  • the SRS resources satisfy at least one of the following:
  • the time slot position is different
  • the frequency domain position in the case of frequency hopping can be different or the same.
  • the SRS can complete frequency hopping within at least two determined time slots.
  • signaling is used to directly indicate or implicitly indicate that the SRS needs to implement cross-slot repetition.
  • the implicit indication manner includes at least one of the following:
  • the configured number of repetitions is greater than the preset value.
  • the processor 710 is further configured to:
  • the frequency domain location information of the SRS resource is determined based on the SRS counter.
  • the SRS counter is determined by at least one of the following:
  • the SRS resource is used to determine the slot offset of the first slot
  • the repetition factor of the SRS resource is the repetition factor of the SRS resource
  • the symbol index of the SRS resource is the symbol index of the SRS resource.
  • the SRS counter is determined by at least one of the following:
  • the SRS resource is used to determine the slot offset of the i-th slot
  • the SRS resource is used to determine the time slot difference between the i+1th time slot and the i-th time slot;
  • the repetition factor of the SRS resource is the repetition factor of the SRS resource
  • the SRS resource obtains the cross-slot symbol index according to the time domain sequence.
  • the SRS counter is determined by at least one of the following:
  • the SRS resource is used to determine the slot offset of the first slot
  • the repetition factor of the SRS resource is the repetition factor of the SRS resource
  • the symbol index of the jth time slot of the SRS resource where j is a positive integer greater than 1;
  • the SRS resource obtains the cross-slot symbol index according to the time domain sequence.
  • the SRS counter is determined by at least one of the following:
  • the SRS resource is used to determine the slot offset of the first slot
  • the SRS resource is used to determine the slot offset of the i-th slot
  • the repetition factor of the SRS resource is the repetition factor of the SRS resource
  • the symbol index of the i-th slot of the SRS resource is the symbol index of the i-th slot of the SRS resource.
  • the terminal 700 receives the resource parameter information of the SRS sent by the network side device, and can determine, based on the resource parameter information, the resource configuration of the SRS that supports cross-slot repetition, that is, the resource parameter information It can indicate the time domain resource configuration of the SRS resource in at least two time slots, so that the SRS can be transmitted in at least two time slots, thereby improving the reliability of SRS transmission.
  • the network equipment 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 via the antenna 81.
  • the foregoing frequency band processing device may be located in the baseband device 83, and the method executed by the network side device in the foregoing embodiment may be implemented in the baseband device 83.
  • the baseband device 83 includes a processor 84 and a memory 85.
  • the baseband device 83 may include, for example, at least one baseband board, and multiple chips are arranged on the baseband board, as shown in FIG.
  • the network device shown in the above method embodiment operates.
  • the baseband device 83 may also 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 of the embodiment of the present invention further includes: instructions or programs stored in the memory 85 and capable of running on the processor 84, and the processor 84 calls the instructions or programs in the memory 85 to execute the modules shown in FIG. 4
  • the embodiment of the present application further provides a readable storage medium, the readable storage medium stores a program or instruction, and when the program or instruction is executed by a processor, each process of the foregoing SRS resource indication method embodiment is implemented Or, when the program or instruction is executed by the processor, each process of the foregoing SRS resource determination method embodiment is realized, and the same technical effect can be achieved. To avoid repetition, details are not repeated here.
  • 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 ROM, RAM, magnetic disk, or optical disk.
  • An embodiment of the present application further provides a chip, the chip includes a processor and a communication interface, the communication interface is coupled to the processor, and the processor is used to run a network-side device program or instruction to implement the above-mentioned SRS resource indication
  • the chip includes a processor and a communication interface
  • the communication interface is coupled to the processor
  • the processor is used to run a network-side device program or instruction to implement the above-mentioned SRS resource indication
  • chips mentioned in the embodiments of the present application may also be referred to as system-level chips, system-on-chips, system-on-chips, or system-on-chips.
  • the method of the above embodiments can be implemented by means of software plus the necessary general hardware platform. Of course, it can also be implemented by hardware, but in many cases the former is better. ⁇
  • the technical solution of this application essentially or the part that contributes to the existing technology can be embodied in the form of a software product, and the computer software product is stored in a storage medium (such as ROM/RAM, magnetic disk, The optical disc) includes several instructions to make a terminal (which can be a mobile phone, a computer, a server, an air conditioner, or a network device, etc.) execute the methods described in the various embodiments of the present application.

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Abstract

La présente invention, qui appartient au domaine des communications, concerne un procédé d'indication de ressource SRS, un procédé de détermination de ressource SRS et un dispositif associé. Le procédé d'indication de ressource SRS est appliqué à un dispositif côté réseau et comprend : la configuration, pour un terminal, informations de paramètre de ressource d'un signal de référence de sondage (SRS), les informations de paramètre de ressource étant utilisées pour déterminer des ressources du SRS, qui prend en charge une répétition entre créneaux, et les informations de paramètre de ressource comprenant : une position de créneau du SRS, et/ou une position de début de symbole du SRS, et/ou une longueur de symbole du SRS, et/ou un facteur de répétition du SRS et/ou et le nombre de répétitions du SRS.
PCT/CN2021/099352 2020-06-12 2021-06-10 Procédé d'indication de ressource srs, procédé de détermination de ressource srs et dispositif associé WO2021249476A1 (fr)

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QUALCOMM INCORPORATED: "Initial thoughts on Potential Positioning Enhancements", 3GPP DRAFT; R1-2004492, vol. RAN WG1, 16 May 2020 (2020-05-16), pages 1 - 14, XP051886221 *

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