WO2020143702A1 - Procédés et dispositif d'émission et de réception d'un signal de référence - Google Patents

Procédés et dispositif d'émission et de réception d'un signal de référence Download PDF

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Publication number
WO2020143702A1
WO2020143702A1 PCT/CN2020/071115 CN2020071115W WO2020143702A1 WO 2020143702 A1 WO2020143702 A1 WO 2020143702A1 CN 2020071115 W CN2020071115 W CN 2020071115W WO 2020143702 A1 WO2020143702 A1 WO 2020143702A1
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Prior art keywords
srs
subframe
uplink subframe
additional
communication node
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PCT/CN2020/071115
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English (en)
Chinese (zh)
Inventor
王瑜新
鲁照华
蒋创新
吴昊
李儒岳
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中兴通讯股份有限公司
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Publication of WO2020143702A1 publication Critical patent/WO2020143702A1/fr

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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00—Arrangements affording multiple use of the transmission path
    • H04L5/003—Arrangements for allocating sub-channels of the transmission path
    • H04L5/0048—Allocation of pilot signals, i.e. of signals known to the receiver
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B17/00—Monitoring; Testing
    • H04B17/30—Monitoring; Testing of propagation channels
    • H04B17/309—Measuring or estimating channel quality parameters
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00—Arrangements affording multiple use of the transmission path
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00—Arrangements affording multiple use of the transmission path
    • H04L5/003—Arrangements for allocating sub-channels of the transmission path
    • H04L5/0053—Allocation of signaling, i.e. of overhead other than pilot signals
    • 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
    • H04W72/04—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
    • H04W72/20—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

  • the present application relates to the field of communications, and in particular, to a method and device for receiving and transmitting reference signals.
  • the Physical Downlink Control Channel (PDCCH for short) is used to carry Downlink Control Information (DCI for short), where DCI can include the above , Downlink scheduling information, and uplink power control information.
  • DCI Downlink Control Information
  • the DCI format is divided into DCI format 0, 1, 1A, 1B, 1C, 1D, 2, 2A, 3, 3A, etc., and later evolved to LTE-A Release 12 (LTE-A version 12) with the addition of DCI format 2B, 2C, 2D to support a variety of different applications and transmission modes.
  • Network-side equipment such as e-Node-B (referred to as eNB for short), can configure user equipment (User Equipment (referred to as UE for short) through downlink control information, or user equipment can accept the configuration of higher layers). This is called configuring the UE through high-level signaling.
  • e-Node-B referred to as eNB for short
  • UE User Equipment
  • Measurement Reference Signal is a signal used by the UE and the network side device to measure wireless channel information (Channel State Information, referred to as CSI).
  • SRS Signal State Information
  • the UE periodically sends the uplink SRS on the last data symbol of the transmitted subframe according to parameters such as the frequency band, frequency domain position, sequence cyclic shift, period, and subframe offset indicated by the eNB.
  • the eNB judges the uplink CSI of the UE according to the received SRS, and performs frequency domain selection scheduling and closed-loop power control according to the obtained CSI.
  • non-precoded SRS that is, antenna-specific SRS should be used
  • the physical uplink shared channel Physical Uplink Shared Channel
  • PUSCH Physical Uplink Shared Channel
  • DMRS demodulation reference signal
  • the network side device can estimate the uplink original CSI by receiving the non-precoded SRS, while the precoded DMRS cannot enable the network side device to estimate the uplink original CSI.
  • the SRS resources required by each UE will increase, which also results in a decrease in the number of UEs that can be multiplexed simultaneously in the system.
  • the UE can send SRS through two trigger modes: high-level signaling (also called triggering through trigger type 0) or downlink control information (also called triggering through trigger type 1).
  • high-level signaling also called triggering through trigger type 0
  • downlink control information also called triggering through trigger type 1
  • the periodic SRS triggered based on high-level signaling is based on downlink.
  • the control information triggers aperiodic SRS.
  • an acyclic SRS transmission method is added, which improves the utilization rate of SRS resources to a certain extent and increases the flexibility of resource scheduling.
  • LTE-A Release 16 LTE-A Release 16
  • LTE-A Release 16 LTE-A Release 16
  • LTE-A Release 16 it was proposed to consider introducing multiple SRS symbols to the uplink Normal subframe (normal subframe) in order to enhance the capacity and coverage of SRS.
  • LTE-A Release 16 After introducing multiple RS symbols, how to perform signaling configuration, selection and trigger on the original traditional SRS symbols (legacySRS symbols) and newly added additional SRS symbols (additional SRS symbols), and how to rate match the upstream channel transmission
  • legacySRS symbols original traditional SRS symbols
  • additional SRS symbols additional SRS symbols
  • Embodiments of the present application provide a method and a device for receiving and transmitting reference signals, to at least solve the difficulty in performing signaling configuration, selection, triggering, and rate matching for uplink channel transmission caused by the increase of SRS signals in the related art problem.
  • a method for receiving a reference signal is provided, and a first communication node determines configuration information of a measurement reference signal SRS in an uplink subframe according to configuration signaling and/or preset rules; the first communication The node receives the SRS according to the configuration information.
  • the SRS in the uplink subframe includes at least one of the following: a traditional SRS and an additional SRS.
  • the configuration information includes one of the following: the transmission priority of the additional SRS is greater than that of the conventional SRS Transmission priority, the transmission priority of the conventional SRS is greater than the transmission priority of the additional SRS, and the transmission priority of the additional SRS is equal to the transmission priority of the conventional SRS.
  • the first communication node determines the transmission priority of the SRS in the uplink subframe according to a preset rule, including: determining the transmission priority of the SRS according to the subframe index or subframe set where the downlink control information DCI triggering the SRS is located.
  • determining the transmission priority of the SRS according to the subframe index of the DCI triggering the SRS downlink control information includes: the first communication node determines the SRS type triggered by the DCI according to the parity of the subframe index .
  • determining the sending priority of the SRS according to the subframe set where the DCI triggering the SRS downlink control information is located includes: the first communication node determining the SRS type triggered by the DCI according to the type of the subframe set.
  • the configuration signaling is used to indicate one of the following: the physical uplink shared channel PUSCH or the physical uplink control channel PUCCH performs rate matching on the last symbol of the uplink subframe; PUSCH or PUCCH is on the entire uplink The subframe performs rate matching; the PUSCH or PUCCH performs rate matching in the first or second time slot of the uplink subframe.
  • the uplink subframe is one of the following subframes: a subframe period satisfying the conventional SRS and an offset subframe; a subframe period satisfying the conventional SRS and an offset subframe Subset; the subframe period and the offset subframe satisfying the additional SRS.
  • the configuration signaling is cell-specific signaling or user-specific signaling.
  • the configuration signaling is also used to indicate the switch state of the additional SRS function, or indicate whether the additional SRS symbol is included in the uplink subframe.
  • the configuration signaling is used to indicate that when the additional SRS function is off, or the uplink subframe does not include the additional SRS symbol, the PUSCH or PUCCH is in the uplink subframe.
  • the last symbol performs rate matching; when the additional SRS function is on or the uplink subframe includes the additional SRS symbol, the PUSCH or PUCCH performs rate in the second time slot of the uplink subframe match.
  • the configuration signaling is used to instruct multiple second communication nodes to send the traditional SRS and/or the additional SRS.
  • the first communication node configures the second communication node by using RRC signaling to instruct multiple second communication nodes to send signaling corresponding to the legacy SRS and/or the additional SRS. Bit and position in DCI.
  • a method for transmitting a reference signal includes: the second communication node determines the measurement reference signal SRS in the uplink subframe according to configuration signaling and/or preset rules Configuration information; the second communication node sends an SRS according to the configuration information.
  • the SRS in the uplink subframe includes at least one of the following: a traditional SRS and an additional SRS.
  • the configuration information includes one of the following: the transmission priority of the additional SRS is greater than that of the conventional SRS Transmission priority, the transmission priority of the conventional SRS is greater than the transmission priority of the additional SRS, and the transmission priority of the additional SRS is equal to the transmission priority of the conventional SRS.
  • the second communication node determines the transmission priority of the SRS in the uplink subframe according to a preset rule, which includes: determining the transmission priority of the SRS according to the subframe index or subframe set where the downlink control information DCI triggering the SRS is located.
  • determining the transmission priority of the SRS according to the subframe index of the DCI triggering the SRS downlink control information includes: the second communication node determines the SRS type triggered by the DCI according to the parity of the subframe index .
  • determining the transmission priority of the SRS according to the subframe set where the DCI triggering the SRS downlink control information is located includes: the second communication node determines the SRS type triggered by the DCI according to the type of the subframe set.
  • the configuration signaling is used to indicate one of the following: the physical uplink shared channel PUSCH or the physical uplink control channel PUCCH performs rate matching on the last symbol of the uplink subframe; PUSCH or PUCCH is on the entire uplink The subframe performs rate matching; the PUSCH or PUCCH performs rate matching in the first or second time slot of the uplink subframe.
  • the uplink subframe is one of the following subframes: a subframe period satisfying the conventional SRS and an offset subframe; a subframe period satisfying the conventional SRS and an offset subframe Subset; the subframe period and the offset subframe satisfying the additional SRS.
  • the configuration signaling is cell-specific signaling or user-specific signaling.
  • the configuration signaling is also used to indicate the switch state of the additional SRS function, or indicate whether the additional SRS symbol is included in the uplink subframe.
  • the configuration signaling is used to indicate that when the additional SRS function is off, or the uplink subframe does not include the additional SRS symbol, the PUSCH or PUCCH is in the uplink subframe.
  • the last symbol is rate matched;
  • the PUSCH or PUCCH performs rate matching in the second time slot of the uplink subframe.
  • the configuration signaling is used to instruct multiple second communication nodes to send the legacy SRS and/or the additional SRS.
  • the method further includes: configuring, by RRC signaling, the first communication node to the second communication node to instruct multiple second communication nodes to send the traditional SRS and/or the additional SRS The bit corresponding to the signaling and its position in DCI.
  • a reference signal receiving apparatus which is located in a first communication node and includes: a first determining module, configured to determine an uplink subframe according to configuration signaling and/or preset rules Configuration information of the measurement reference signal SRS; a receiving module, configured to receive the SRS according to the configuration information.
  • a reference signal sending apparatus which is located in a second communication node and includes: a second determining module, configured to determine an uplink subframe according to configuration signaling and/or preset rules Configuration information of the measurement reference signal SRS; a sending module, configured to send the SRS according to the configuration information.
  • a storage medium in which a computer program is stored, wherein the computer program is configured to execute the steps in any one of the above method embodiments during runtime.
  • an electronic device including a memory and a processor, the memory stores a computer program, the processor is configured to run the computer program to perform any of the above The steps in the method embodiment.
  • FIG. 1 is a flowchart of a method for receiving a reference signal according to an embodiment of the present application
  • FIG. 2 is a flowchart of a method for sending a reference signal according to an embodiment of the present application
  • FIG. 3 is a structural block diagram of a reference signal receiving apparatus according to an embodiment of the present application.
  • FIG. 4 is a structural block diagram of a reference signal transmission device according to an embodiment of the present application.
  • FIG. 1 is a flowchart of a method for receiving a reference signal according to an embodiment of the present application. As shown in FIG. 1, the process includes the following steps:
  • Step S102 The first communication node determines configuration information of the measurement reference signal SRS in the uplink subframe according to configuration signaling and/or preset rules.
  • Step S104 The first communication node receives the SRS according to the configuration information.
  • the first communication node in this embodiment includes but is not limited to a base station of a macro cell, a base station or a transmission node of a small cell (small cell), a transmission node in a high-frequency communication system, and a transmission in an Internet of Things system Nodes and other nodes.
  • the second communication node in this embodiment is not only a terminal in the traditional sense, but can also be a device of a node in a communication system such as a mobile phone, a portable device, or an automobile.
  • reference signals although SRS signals are used in this embodiment, it can be understood that other reference signals, such as uplink demodulation reference signals, uplink signals for random access, and phase tracking reference signals, are also in this embodiment. Within the scope of protection.
  • the SRS in the uplink subframe includes at least one of the following: a traditional SRS and an additional SRS.
  • the configuration information includes one of the following: the transmission priority of the additional SRS is greater than that of the conventional SRS Transmission priority, the transmission priority of the conventional SRS is greater than the transmission priority of the additional SRS, and the transmission priority of the additional SRS is equal to the transmission priority of the conventional SRS.
  • the priority of the additional SRS is equal to the priority of the traditional SRS, which means that both the traditional SRS and the additional SRS are sent in the uplink subframe.
  • the uplink subframe not only satisfies the conditions of the subframe period and offset of the traditional SRS, but also satisfies the additional Under the conditions of the SRS subframe period and the offset, the DCI triggers an additional SRS, or the DCI triggers a traditional SRS, or the DCI triggers a traditional SRS and an additional SRS.
  • the first communication node determines the transmission priority of the SRS in the uplink subframe according to a preset rule, including: determining the transmission priority of the SRS according to the subframe index or subframe set where the downlink control information DCI triggering the SRS is located.
  • determining the transmission priority of the SRS according to the subframe index of the DCI triggering the SRS downlink control information includes: the first communication node determines the SRS type triggered by the DCI according to the parity of the subframe index .
  • the DCI triggers an additional SRS; if the subframe index where the DCI triggering the reference signal is located is an odd number, the DCI triggers the traditional SRS. For another example, if the subframe index where the DCI triggering the reference signal is located is even, the DCI triggers the traditional SRS; if the subframe index where the DCI triggering the reference signal is located is odd, then the DCI triggers the additional SRS.
  • determining the SRS transmission priority according to the subframe set where the DCI triggering the SRS downlink control information is located includes: the first communication node determining the DCI triggered SRS type according to the type of the subframe set.
  • the type of the subframe set refers to different subframe sets to which all subframes are divided, for example, the first subframe set, the second subframe set, and the third subframe set. For example, if the subframe where the DCI triggering the reference signal falls into the first subframe set, the DCI triggers the additional SRS, and if the subframe where the DCI triggering the reference signal falls into the second subframe set, then this The DCI triggers the traditional SRS, and if the subframe where the DCI that triggers the reference signal falls within the third subframe set, the DCI triggers both the traditional SRS and the additional SRS.
  • the priority type corresponding to the subframe set type can be adjusted.
  • the number of subframe sets is not limited, for example, if there is only one subframe set, then this case is dedicated to triggering a specific SRS. If there are two, it can be used to trigger traditional SRS or additional SRS.
  • Table 1 and Table 2 below give the correspondence between the configuration signaling and the bit indication. As shown in Table 1 and Table 2:
  • the second communication node does not receive this 2-bit signaling, it sends an extra SRS by default.
  • the configuration signaling is used to indicate one of the following: the physical uplink shared channel PUSCH or the physical uplink control channel PUCCH performs rate matching on the last symbol of the uplink subframe; PUSCH or PUCCH is on the entire uplink The subframe performs rate matching; the PUSCH or PUCCH performs rate matching in the first or second time slot of the uplink subframe.
  • the uplink subframe is one of the following subframes: a subframe period satisfying the conventional SRS and an offset subframe; a subframe period satisfying the conventional SRS and an offset subframe Subset; the subframe period and the offset subframe satisfying the additional SRS.
  • the configuration signaling is cell-specific signaling or user-specific signaling.
  • the configuration signaling is also used to indicate the switch state of the additional SRS function, or indicate whether the additional SRS symbol is included in the uplink subframe.
  • the switch state of the additional SRS function or the role of the SRS symbol is to determine whether the additional SRS is included in the uplink subframe.
  • the configuration signaling is used to indicate that when the additional SRS function is off, or the uplink subframe does not include the additional SRS symbol, the PUSCH or PUCCH is in the uplink subframe.
  • the last symbol performs rate matching; when the additional SRS function is on or the uplink subframe includes the additional SRS symbol, the PUSCH or PUCCH performs rate in the second time slot of the uplink subframe match.
  • the first communication node configures an additional SRS subframe period and offset to the second communication node through radio resource control (Radio Resource Control, RRC) signaling. If the second communication node meets the additional SRS subframe period If there is PUSCH or PUCCH to be sent on the uplink subframe with the offset condition, the second communication node performs rate matching on the first time slot and/or the second time slot of the uplink subframe.
  • RRC Radio Resource Control
  • the subframe period and offset of the additional SRS are the subframe period and offset subframe subset of the traditional SRS, or are independent of the subframe period and offset of the traditional SRS.
  • the configuration signaling is used to instruct multiple second communication nodes to send the traditional SRS and/or the additional SRS.
  • bit field included in the DCI is x0x1x2x3x4x5. If 2 bits are defined to trigger each second communication node, then x0x1 is used to trigger the first second communication node and x2x3 is used to trigger the second second communication node. Two communication nodes, x4x5 are used to trigger the third second communication node.
  • the first communication node configures the second communication node by using RRC signaling to instruct multiple second communication nodes to send signaling corresponding to the legacy SRS and/or the additional SRS. Bit and position in DCI.
  • the method according to the above embodiments can be implemented by means of software plus a necessary general hardware platform, and of course, it can also be implemented by hardware.
  • the technical solution of the present application can be embodied in the form of a software product.
  • the computer software product is stored in a storage medium (such as ROM/RAM, magnetic disk, or optical disk) and includes several instructions to make a terminal
  • the device (which may be a mobile phone, computer, server, or network device, etc.) executes the methods described in the embodiments of the present application.
  • FIG. 2 is a flowchart of a method for sending a reference signal according to an embodiment of the present application. As shown in FIG. 2, the process includes the following steps:
  • Step S202 The second communication node determines the configuration information of the measurement reference signal SRS in the uplink subframe according to configuration signaling and/or preset rules.
  • Step S204 the second communication node sends an SRS according to the configuration information.
  • the SRS in the uplink subframe includes at least one of the following: a traditional SRS and an additional SRS.
  • the configuration information includes one of the following: the transmission priority of the additional SRS is greater than that of the conventional SRS Transmission priority, the transmission priority of the conventional SRS is greater than the transmission priority of the additional SRS, and the transmission priority of the additional SRS is equal to the transmission priority of the conventional SRS.
  • the second communication node determines the transmission priority of the SRS in the uplink subframe according to a preset rule, which includes: determining the transmission priority of the SRS according to the subframe index or subframe set where the downlink control information DCI triggering the SRS is located.
  • determining the transmission priority of the SRS according to the subframe index of the downlink control information DCI that triggers the SRS includes: the second communication node determines the SRS type triggered by the DCI according to the parity of the subframe index .
  • determining the transmission priority of the SRS according to the subframe set where the DCI triggering the SRS downlink control information is located includes: the second communication node determines the SRS type triggered by the DCI according to the type of the subframe set.
  • the configuration signaling is used to indicate one of the following: the physical uplink shared channel PUSCH or the physical uplink control channel PUCCH performs rate matching on the last symbol of the uplink subframe; PUSCH or PUCCH is on the entire uplink The subframe performs rate matching; the PUSCH or PUCCH performs rate matching in the first or second time slot of the uplink subframe.
  • the uplink subframe is one of the following subframes: a subframe period satisfying the conventional SRS and an offset subframe; a subframe period satisfying the conventional SRS and an offset subframe Subset; the subframe period and the offset subframe satisfying the additional SRS.
  • the configuration signaling is cell-specific signaling or user-specific signaling.
  • the configuration signaling is also used to indicate the switch state of the additional SRS function, or indicate whether the additional SRS symbol is included in the uplink subframe.
  • the configuration signaling is used to indicate that when the additional SRS function is off, or the uplink subframe does not include the additional SRS symbol, the PUSCH or PUCCH is in the uplink subframe.
  • the last symbol is rate matched;
  • the PUSCH or PUCCH performs rate matching in the second time slot of the uplink subframe.
  • the configuration signaling is used to instruct multiple second communication nodes to send the legacy SRS and/or the additional SRS.
  • the method further includes: configuring, by RRC signaling, the first communication node to the second communication node to instruct multiple second communication nodes to send the traditional SRS and/or the additional SRS The bit corresponding to the signaling and its position in DCI.
  • the method according to the above embodiments can be implemented by means of software plus a necessary general hardware platform, and of course, can also be implemented by hardware.
  • the technical solution of the present application can be embodied in the form of a software product.
  • the computer software product is stored in a storage medium (such as ROM/RAM, magnetic disk, or optical disk) and includes several instructions to make a terminal
  • the device (which may be a mobile phone, computer, server, or network device, etc.) executes the methods described in the embodiments of the present application.
  • a device for receiving a reference signal is also provided.
  • the device is used to implement the foregoing embodiments and optional implementation manners, and descriptions that have already been described will not be repeated.
  • the term "module” may implement a combination of software and/or hardware that performs predetermined functions.
  • the devices described in the following embodiments are preferably implemented in software, implementation of hardware or a combination of software and hardware is also possible and conceived.
  • FIG. 3 is a structural block diagram of a reference signal receiving apparatus according to an embodiment of the present application.
  • the apparatus includes: a first determining module 32, and a first determining module, configured to perform signaling and/or The preset rule determines the configuration information of the measurement reference signal SRS in the uplink subframe; the receiving module 34 is configured to receive the SRS according to the configuration information.
  • the above modules can be implemented by software or hardware, and the latter can be implemented by the following methods, but not limited to this: the above modules are all located in the same processor; or, the above modules can be combined in any combination The forms are located in different processors.
  • a reference signal sending device is also provided.
  • the device is used to implement the above-mentioned embodiments and preferred implementations, and those that have already been described will not be repeated.
  • the term "module” may implement a combination of software and/or hardware that performs predetermined functions.
  • the devices described in the following embodiments are preferably implemented in software, implementation of hardware or a combination of software and hardware is also possible and conceived.
  • FIG. 4 is a structural block diagram of a reference signal sending apparatus according to an embodiment of the present invention.
  • the apparatus includes: a second determining module 42 configured to determine uplink according to configuration signaling and/or preset rules Configuration information of the measurement reference signal SRS in the subframe; the sending module 44 is configured to send the SRS according to the configuration information.
  • the above modules can be implemented by software or hardware, and the latter can be implemented by the following methods, but not limited to this: the above modules are all located in the same processor; or, the above modules can be combined in any combination The forms are located in different processors.
  • An embodiment of the present application further provides a storage medium in which a computer program is stored, wherein the computer program is configured to execute any of the steps in the above method embodiments during runtime.
  • the above storage medium may be set to store a computer program for performing the following steps:
  • the first communication node determines the configuration information of the measurement reference signal SRS in the uplink subframe according to configuration signaling and/or preset rules.
  • the first communication node receives the SRS according to the configuration information.
  • the second communication node determines the configuration information of the measurement reference signal SRS in the uplink subframe according to configuration signaling and/or preset rules.
  • the second communication node sends an SRS according to the configuration information.
  • the above storage medium may include, but is not limited to: a USB flash drive, a read-only memory (Read-Only Memory, ROM for short), a random access memory (Random Access Memory, RAM for short), Various media that can store computer programs, such as removable hard disks, magnetic disks, or optical disks.
  • An embodiment of the present application further provides an electronic device, including a memory and a processor, where a computer program is stored in the memory, and the processor is configured to run the computer program to perform any of the steps in the above method embodiments.
  • the electronic device may further include a transmission device and an input-output device, where the transmission device is connected to the processor, and the input-output device is connected to the processor.
  • the foregoing processor may be configured to perform the following steps through a computer program:
  • the first communication node determines the configuration information of the measurement reference signal SRS in the uplink subframe according to configuration signaling and/or preset rules.
  • the first communication node receives the SRS according to the configuration information.
  • the second communication node determines the configuration information of the measurement reference signal SRS in the uplink subframe according to configuration signaling and/or preset rules.
  • the second communication node sends an SRS according to the configuration information.
  • modules or steps of this application can be implemented by a general-purpose computing device, and they can be concentrated on a single computing device or distributed in a network composed of multiple computing devices
  • they can be implemented with program code executable by the computing device, so that they can be stored in the storage device to be executed by the computing device, and in some cases, can be in a different order than here
  • the steps shown or described are performed, or they are made into individual integrated circuit modules respectively, or multiple modules or steps among them are made into a single integrated circuit module for implementation. In this way, the present invention is not limited to any specific combination of hardware and software.

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Abstract

L'invention concerne des procédés et un dispositif d'émission et de réception d'un signal de référence . Le procédé d'émission comprend les étapes au cours desquelles : un premier nœud de communication détermine des informations de configuration d'un signal de référence de sondage (SRS) dans une sous-trame de liaison montante en fonction d'une signalisation de configuration et/ou d'une règle prédéfinie ; et le premier nœud de communication reçoit le SRS en fonction des informations de configuration.
PCT/CN2020/071115 2019-01-09 2020-01-09 Procédés et dispositif d'émission et de réception d'un signal de référence WO2020143702A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN201910020183.6 2019-01-09
CN201910020183.6A CN111431677A (zh) 2019-01-09 2019-01-09 参考信号的接收、发送方法及装置

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114765512A (zh) * 2021-01-15 2022-07-19 大唐移动通信设备有限公司 信号处理方法、装置、终端设备、网络设备及存储介质

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103096346A (zh) * 2011-11-03 2013-05-08 华为技术有限公司 测量参考信号srs发送和信道检测的方法、装置及终端
CN108023694A (zh) * 2016-11-03 2018-05-11 华为技术有限公司 上行参考信号发送方法、装置、基站及用户设备

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20130084176A (ko) * 2012-01-16 2013-07-24 주식회사 팬택 무선통신 시스템에서 상향링크 신호의 전송장치 및 방법
CN106685616B (zh) * 2015-11-06 2020-10-13 中兴通讯股份有限公司 测量参考信号srs的发送方法及装置
CN107294686A (zh) * 2016-04-01 2017-10-24 中兴通讯股份有限公司 探测参考信号发送、接收方法、装置、ue及基站
CN108768599B (zh) * 2018-04-02 2022-08-19 中兴通讯股份有限公司 上行信号的发送、接收方法及装置、存储介质、电子设备

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103096346A (zh) * 2011-11-03 2013-05-08 华为技术有限公司 测量参考信号srs发送和信道检测的方法、装置及终端
CN108023694A (zh) * 2016-11-03 2018-05-11 华为技术有限公司 上行参考信号发送方法、装置、基站及用户设备

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
HUAWEI, HISILICON: "Feature Summary on Additional SRS Symbols for LTE", 3GPP DRAFT; R1-1809584, 24 August 2018 (2018-08-24), Gothenburg, Sweden, pages 1 - 9, XP051516945 *

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114765512A (zh) * 2021-01-15 2022-07-19 大唐移动通信设备有限公司 信号处理方法、装置、终端设备、网络设备及存储介质

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