WO2021057319A1 - Procédé et appareil d'envoi de signalisation, procédé et appareil de réception de signalisation, support de stockage, station de base et terminal - Google Patents

Procédé et appareil d'envoi de signalisation, procédé et appareil de réception de signalisation, support de stockage, station de base et terminal Download PDF

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Publication number
WO2021057319A1
WO2021057319A1 PCT/CN2020/109122 CN2020109122W WO2021057319A1 WO 2021057319 A1 WO2021057319 A1 WO 2021057319A1 CN 2020109122 W CN2020109122 W CN 2020109122W WO 2021057319 A1 WO2021057319 A1 WO 2021057319A1
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WIPO (PCT)
Prior art keywords
pur
search space
indication information
signaling
offset
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PCT/CN2020/109122
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English (en)
Chinese (zh)
Inventor
雷珍珠
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展讯半导体(南京)有限公司
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Publication of WO2021057319A1 publication Critical patent/WO2021057319A1/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
    • H04L5/0053—Allocation of signaling, i.e. of overhead other than pilot signals
    • H04L5/0055—Physical resource allocation for ACK/NACK
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W52/00—Power management, e.g. TPC [Transmission Power Control], power saving or power classes
    • H04W52/02—Power saving arrangements
    • H04W52/0209—Power saving arrangements in terminal devices
    • H04W52/0225—Power saving arrangements in terminal devices using monitoring of external events, e.g. the presence of a signal
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W52/00—Power management, e.g. TPC [Transmission Power Control], power saving or power classes
    • H04W52/02—Power saving arrangements
    • H04W52/0209—Power saving arrangements in terminal devices
    • H04W52/0225—Power saving arrangements in terminal devices using monitoring of external events, e.g. the presence of a signal
    • H04W52/0229—Power saving arrangements in terminal devices using monitoring of external events, e.g. the presence of a signal where the received signal is a wanted signal
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
    • Y02D30/00—Reducing energy consumption in communication networks
    • Y02D30/70—Reducing energy consumption in communication networks in wireless communication networks

Definitions

  • the present invention relates to the field of communication technology, in particular to a method and device for sending and receiving signaling, a storage medium, a base station, and a terminal.
  • the fifth-generation mobile communications (The Fifth-Generation mobile communications, 5G) New Radio (NR) system
  • the radio resource control Radio Resource Control, RRC
  • RRC Radio Resource Control
  • the user equipment When sending uplink data or downlink data (User Equipment, UE for short), it is necessary to switch from the dormant state to the connected state (connected state).
  • the UE can directly send a small amount of uplink data in the dormant state, that is, the network configures dedicated and periodic uplink pre-configured resources (Preconfigure Uplink resource, PUR for short) and the corresponding downlink search space window for the UE.
  • the UE can send uplink data through the PUR, and can monitor a physical downlink control channel (PDCCH for short) based on the downlink search space window to receive downlink data.
  • PUR dedicated and periodic uplink pre-configured resources
  • PUR Physical downlink control channel
  • the UE needs to periodically monitor the PDCCH for scheduling downlink data, which will cause energy consumption for the UE.
  • the technical problem solved by the present invention is how to reduce the energy consumption overhead of the UE that uses PUR related resources to receive downlink data.
  • an embodiment of the present invention provides a signaling sending method, including: sending instruction information, the instruction information is used to indicate whether the terminal monitors the PDCCH in the PUR search space window.
  • the method further includes: receiving uplink data, and the uplink data is transmitted using PUR.
  • the indication information is carried and delivered by the ACKDCI/NACK associated with the uplink data.
  • the uplink data includes downlink beam information
  • the downlink beam information includes a downlink beam that the terminal expects to use.
  • the indication information is carried and issued by a wake-up signal.
  • the sending of the indication information includes: if no uplink data is received in the PUR, then a wake-up signal is used to send the indication information.
  • the wake-up signal is located between a PUR and a PUR search space window, and the PUR search space window is associated with the PUR.
  • the method before issuing the instruction information, further includes: issuing a first offset or a second offset; wherein the first offset is the deviation between the wake-up signal and the PUR The first offset is a fixed value, the second offset is the offset between the wake-up signal and the PUR search space window, and the second offset is a fixed value.
  • the indication information is used to indicate for each PUR search space window, whether the terminal monitors the PDCCH in the PUR search space window.
  • the number of the PUR search space windows is multiple, and when the indication information indicates that the terminal suspends monitoring the PDCCH in the multiple PUR search space windows, the indication information is also used to indicate the The terminal suspends receiving the wake-up signal during the multiple PUR search space windows.
  • the indication information is further used to instruct the terminal to suspend sending downlink beam information during the multiple PUR search space windows, where the downlink beam information includes the downlink beam that the terminal expects to use.
  • the total number of multiple PUR search space windows is N, N is selected from a set of preset values, and N is a positive integer.
  • an embodiment of the present invention also provides a signaling receiving method, including: receiving indication information, the indication information being used to indicate whether the terminal monitors the PDCCH in the PUR search space window.
  • the method before receiving the indication information, the method further includes: sending uplink data, and the uplink data is transmitted using PUR.
  • the indication information is carried and delivered by the ACKDCI/NACK associated with the uplink data.
  • the uplink data includes downlink beam information
  • the downlink beam information includes a downlink beam that the terminal expects to use.
  • the indication information is carried and issued by a wake-up signal.
  • the receiving indication information includes: if no uplink data is sent in the PUR, detecting a wake-up signal to receive the indication information, the wake-up signal is located between the PUR and the PUR search space window, and the PUR searches The spatial window is associated with the PUR.
  • the wake-up signal is located between a PUR and a PUR search space window, and the PUR search space window is associated with the PUR.
  • the method before receiving the indication information, further includes: receiving a first offset or a second offset; wherein the first offset is the offset between the wake-up signal and the PUR The first offset is a fixed value, the second offset is the offset between the wake-up signal and the PUR search space window, and the second offset is a fixed value.
  • the indication information is used to indicate for each PUR search space window, whether the terminal monitors the PDCCH in the PUR search space window.
  • the number of the PUR search space windows is multiple, and when the indication information instructs the terminal to suspend monitoring PDCCH in the multiple PUR search space windows, the indication information is also used to instruct the terminal to suspend A wake-up signal is received during a plurality of the PUR search space windows.
  • the indication information is further used to instruct the terminal to suspend sending downlink beam information during the multiple PUR search space windows, where the downlink beam information includes the downlink beam that the terminal expects to use.
  • the total number of multiple PUR search space windows is N, N is selected from a set of preset values, and N is a positive integer.
  • an embodiment of the present invention further provides a signaling sending device, including: a sending module, configured to send indication information, the indication information is used to indicate whether the terminal monitors the PDCCH in the PUR search space window.
  • an embodiment of the present invention further provides a signaling receiving device, including: a receiving module, configured to receive indication information, where the indication information is used to indicate whether the terminal monitors the PDCCH in the PUR search space window.
  • an embodiment of the present invention further provides a storage medium having computer instructions stored thereon, and the computer instructions execute the steps of the above method when the computer instructions are executed.
  • an embodiment of the present invention also provides a base station, including a memory and a processor, the memory stores computer instructions that can run on the processor, and when the processor runs the computer instructions Perform the steps of the above method.
  • an embodiment of the present invention also provides a terminal, including a memory and a processor, the memory stores computer instructions that can run on the processor, and when the processor runs the computer instructions Perform the steps of the above method.
  • the embodiment of the present invention provides a signaling sending method, including: issuing indication information, the indication information being used to indicate whether a terminal monitors the PDCCH in a pre-configured uplink resource search space window.
  • a UE in an idle or inactive state can learn whether the network (for example, a base station) transmits PDCCH signaling in the PUR search space window, and the UE only needs to know that the network issues PDCCH It is sufficient to monitor the PDCCH during signaling, which can prevent the UE from periodically monitoring the PDCCH for scheduling downlink data, and can save UE energy consumption.
  • the indication information is carried and issued by the ACK DCI/NACK associated with the uplink data.
  • the indication information can be carried in the associated ACK DCI/NACK, so that the UE can know whether it needs to monitor the PDCCH in the subsequent PUR search space window, which is further beneficial Save terminal power consumption.
  • the issuing of the instruction information includes: if no uplink data is received in the PUR, then using a wake-up signal to issue the instruction information.
  • the indication information can be issued based on the wake-up signal, so that the UE can monitor the PDCCH only when the PDCCH is sent in the PUR search space window, which is further conducive to saving terminal power consumption.
  • the number of the PUR search space windows is multiple, and when the indication information instructs the terminal to suspend monitoring the PDCCH in the multiple PUR search space windows, the indication information is also used to instruct the terminal to suspend in the multiple windows.
  • a wake-up signal is received in each of the PUR search space windows.
  • the indication information may indicate whether the UE receives the PDCCH within a period of time (for example, multiple PUR search space windows). If the indication information indicates that there is no downlink data transmission in the multiple PUR search space windows, the UE It is unnecessary to try to receive the PDCCH during multiple PUR search space windows, which is further beneficial to saving terminal power consumption.
  • FIG. 1 is a schematic flowchart of a signaling sending method according to an embodiment of the present invention
  • FIG. 2 is a schematic flowchart of a method for receiving signaling according to an embodiment of the present invention
  • FIG. 3 is a schematic diagram of data time domain distribution according to an embodiment of the present invention.
  • FIG. 4 is another schematic diagram of time-domain data distribution according to an embodiment of the present invention.
  • FIG. 5 is a schematic structural diagram of a signaling sending apparatus according to an embodiment of the present invention.
  • Fig. 6 is a schematic structural diagram of a signaling receiving apparatus according to an embodiment of the present invention.
  • the UE can use Discontinuous Reception (DRX) in the RRC idle state and the RRC inactive state (DRX) to reduce power consumption.
  • DRX Discontinuous Reception
  • the UE listens to a paging occasion (Paging occasion, PO for short) in each DRX cycle.
  • Paging occasion Paging occasion, PO for short
  • a paging frame is a radio frame and can contain one or more POs, and even a paging frame is the starting point of a PO.
  • the determination of the paging frame is similar to the calculation method in Long Term Evolution (LTE).
  • the UE in the idle or inactive state wants to send uplink/downlink data, and it needs to enter the connected state through the random access process before sending uplink/downlink data.
  • "/" means or.
  • This data transmission mechanism in an idle or inactive state will increase RRC signaling overhead and UE energy consumption, and at the same time increase the delay of data transmission.
  • an early data transmission mechanism (Early Data Transmission, EDT for short).
  • EDT Error Data Transmission
  • Msg3 Third message
  • Msg3 the third message
  • this method effectively reduces the RRC signaling overhead and UE energy consumption, and at the same time reduces the UE transmission delay.
  • this method can only upload some small uplink data packets.
  • NB-IOT introduces periodic uplink pre-configured resources (Preconfigure Uplink resource, referred to as PUR).
  • PUR Preconfigure Uplink resource
  • the UE is in the PUR
  • the uplink data can be sent directly, which greatly reduces the RRC signaling overhead and transmission delay caused by the uplink transmission.
  • the UE can send uplink data through PUR, and receive retransmission scheduling information or confirmation information in the corresponding uplink search space window (PUR search space window), such as ACKnowledgement/Non-ACKnowledgement (ACK/NACK) ).
  • PUR search space window such as ACKnowledgement/Non-ACKnowledgement (ACK/NACK) ).
  • the network can issue downlink scheduling information through the downlink search space window corresponding to the PUR, and the UE can receive downlink data by monitoring the PDCCH in the downlink search space window.
  • the UE needs to periodically monitor the PDCCH scheduling downlink data, which will cause energy consumption for the UE.
  • an embodiment of the present invention provides a signaling sending method, including: sending indication information, the indication information is used to indicate whether a terminal monitors the PDCCH in a pre-configured uplink resource search space window.
  • the UE in the idle state or in the inactive state can know whether the network (for example, the base station) transmits PDCCH signaling in the PUR search space window, and the UE only needs to know that the network issues It is sufficient to monitor the PDCCH during PDCCH signaling, which can prevent the UE from periodically monitoring the PDCCH for scheduling downlink data, and can save the energy consumption of the UE.
  • Fig. 1 is a schematic flowchart of a signaling sending method according to an embodiment of the present invention.
  • the signaling sending method can be applied to the network side, for example, executed by a base station.
  • the signaling sending method may only include step S102, or may include step S101 and step S102:
  • Step S101 before issuing the instruction information, receive uplink data, and the uplink data is transmitted by PUR.
  • Step S102 Issue instruction information, where the instruction information is used to indicate whether the terminal monitors the PDCCH in the PUR search space window.
  • the base station may issue the indication information in step S102.
  • the indication information is used to indicate whether the terminal monitors the PDCCH in the PUR search space window.
  • the indication information may be carried and issued by a wake-up signal (Wake Up Signal, WUS for short).
  • WUS Wake Up Signal
  • the wake-up signal may be located between the PUR and the PUR search space window, and the PUR search space window is associated with the PUR and is located after the PUR.
  • the PUR has a one-to-one correspondence with the PUR search space window.
  • the base station can perform step S101, that is, receive the uplink data in the PUR.
  • the indication information may be issued in step S102 to notify the UE whether to monitor the PDCCH in the PUR search space window.
  • the uplink data may include downlink beam information
  • the downlink beam information may include a downlink beam expected to be used by the terminal.
  • the downlink beam information may be implicitly indicated through dedicated resources, or may be explicitly indicated.
  • the UE may use the uplink resource corresponding to the expected downlink beam to transmit the uplink data. After the base station receives the uplink data on the uplink resource, it can know the downlink beam expected to be used by the terminal. . For another example, the UE may use bits to expressly indicate the downlink beam that the network is expected to use.
  • the indication information is carried and issued in an ACK downlink control information (Downlink Control Information, DCI for short)/NACK associated with the uplink data.
  • DCI Downlink Control Information
  • the ACK DCI/NACK is issued using the resources in the PUR search space window associated with the PUR.
  • the PUR search space window is located after the PUR and immediately adjacent to the PUR.
  • the base station can use a wake-up signal to issue the indication information between the PUR and the PUR search space window, and the PUR search space window is associated with the PUR.
  • the base station also needs to issue the first offset or the second offset before issuing the indication information.
  • the first offset refers to the offset between the wake-up signal and the PUR, and the first offset may be a constant and a fixed value.
  • the second offset is the offset between the wake-up signal and the PUR search space window, and the second offset may be a constant and a fixed value.
  • the indication information may simultaneously indicate whether the UE monitors the PDCCH in each of the PUR search space windows in the next multiple PUR search space windows.
  • the indication information uses N bits to indicate whether N PUR search space windows monitor the PDCCH, and N is a positive integer.
  • N can be selected from a set of preset values. Each element of the preset value set may be pre-defined in the agreement. Assume that bit 1 indicates that the PDCCH is monitored, bit 0 indicates that the PDCCH is not monitored, and N is 4.
  • the PUR search space window can also be understood as the first PUR search space window after the PUR; in the following 3 consecutive PUR search space windows, the base station will not issue PDCCH, and accordingly, the UE does not need to be PDCCH is monitored in 3 consecutive PUR search space windows.
  • the number of the PUR search space windows is multiple, and when the indication information indicates that the terminal suspends monitoring the PDCCH in the multiple PUR search space windows, the indication information may also be used to indicate The terminal suspends receiving a wake-up signal during a plurality of the PUR search space windows. Specifically, if the base station does not issue downlink data such as PDCCH in the PUR search space window for a period of time, the base station can instruct the terminal to pause in multiple PUR search space windows in the issued instruction information Monitor the PDCCH, and inform the terminal to suspend receiving wake-up signals during multiple PUR search space windows.
  • the multiple PUR search space window periods refer to a time period including multiple PUR search space windows, and the UE does not need to receive a wake-up signal during the time period.
  • the wake-up signal may be located between the PUR and the corresponding PUR search space window.
  • the base station may inform the UE of the number of PUR search space windows, for example, N PUR search space windows, N is a positive integer, and N may be selected from a set of preset values. Each element of the preset value set may be pre-defined in the agreement.
  • the UE can stop monitoring the PDCCH during the N PUR search space windows, and does not need to try to receive a wake-up signal during this period.
  • the indication information may also instruct the terminal to suspend during the plurality of PUR search space windows.
  • Send downlink beam information where the downlink beam information includes the downlink beam that the terminal expects to use.
  • Fig. 2 is a schematic flowchart of a method for receiving signaling according to an embodiment of the present invention.
  • the signaling receiving method may be executed by the terminal side, for example, executed by the UE.
  • the method for receiving signaling may include step S202:
  • Step S202 Receive indication information, where the indication information is used to indicate whether the terminal monitors the PDCCH in the PUR search space window.
  • the UE may receive indication information from the network-side base station, where the indication information is used to indicate whether the terminal monitors the PDCCH in the PUR search space window.
  • the signaling receiving method may further include step S201: sending uplink data, and the uplink data is transmitted using PUR.
  • the UE is in an idle state/inactive state.
  • the UE has uplink data to be transmitted, and the UE may send the uplink data to be transmitted to the base station in the PUR.
  • the base station may issue the indication information to notify the UE whether to monitor the PDCCH in the PUR search space window associated with the PUR.
  • the indication information may be carried and delivered by the ACK DCI/NACK associated with the uplink data.
  • the uplink data may include downlink beam information, and the downlink beam information includes a downlink beam that the terminal expects to use.
  • the UE is in an idle state/inactive state.
  • the base station may issue the indication information to the UE through a wake-up signal to inform the UE whether to monitor the PDCCH in the PUR search space window associated with the PUR.
  • the wake-up signal is located between the PUR and the PUR search space window, and the PUR search space window is associated with the PUR.
  • the UE is in an idle state/inactive state.
  • the UE has no uplink data to be transmitted. If the base station does not receive uplink data in the PUR, the base station may then issue the indication information based on the wake-up signal to notify the UE whether to monitor the PDCCH in the PUR search space window associated with the PUR.
  • the wake-up signal may be located between the PUR and a PUR search space window, and the PUR search space window is associated with the PUR.
  • the base station may send the first offset or the second offset to the UE before sending the indication information.
  • the first offset is the offset between the wake-up signal and PUR
  • the first offset is a fixed value
  • the second offset is the wake-up signal and the PUR search space
  • the offset between the windows, the second offset is a fixed value.
  • the UE may receive the first offset or the second offset. And receiving the wake-up signal according to the first offset or the second offset.
  • the number of the PUR search space windows may be multiple, and for each PUR search space window, the indication information may indicate whether the terminal monitors the PDCCH in each PUR search space window.
  • the number of the PUR search space windows is multiple, and when the indication information instructs the terminal to suspend monitoring the PDCCH in the multiple PUR search space windows, the indication information is also used to instruct the terminal Suspend receiving wake-up signals in multiple PUR search space windows.
  • the indication information may also instruct the terminal to suspend sending downlink beam information within the plurality of PUR search space windows, where the downlink beam information includes the downlink beam that the terminal expects to use.
  • the total number of the multiple PUR search space windows is N, N is selected from a set of preset values, and N is a positive integer.
  • the elements in the preset value set are predefined, and may be determined through negotiation between the UE and the base station, or may be set by agreement.
  • steps S201 to S202 can be regarded as execution steps that correspond to the steps S101 to S102 in the embodiment shown in FIG. 1, and the two are complementary to each other in terms of specific implementation principles and logic. . Therefore, for the explanation of terms and principles involved in the signaling receiving method provided in this embodiment, reference may be made to the related description of the embodiment shown in FIG. 1, which is not repeated here.
  • Embodiment 1 The network instructs the UE to monitor the PDCCH scheduled by the downlink data through the ACK, DCI/NACK or WUS corresponding to the uplink data
  • Fig. 3 is a schematic flowchart of a specific implementation of an embodiment of the present invention.
  • the network can issue downlink data scheduling information in the uplink pre-configured resource search space window. Therefore, the UE needs to periodically monitor the data scheduling PDCCH in the uplink pre-configured resource search space window.
  • the network does not have downlink data to send, and not every uplink pre-configured resource search space window has downlink scheduling information. The behavior of the UE to monitor the PDCCH periodically will cause a waste of power.
  • the embodiment of the present invention introduces indication information (not shown) to indicate whether the UE needs to monitor the downlink scheduling in the uplink pre-configured resource search space window (indicated by the blank dashed box in the figure) PDCCH (represented by the right striped grid).
  • the indication information can be carried by the corresponding ACK DCI/NACK (represented by the crossed stripes in the figure) corresponding to the uplink data (that is, the uplink data sent on the uplink pre-configured resources, represented by diagonal stripes in the figure), and the UE receives ACK DCI /NACK to determine whether it is necessary to monitor the downlink scheduling PDCCH in the uplink pre-configured resource search space window.
  • the UE does not send uplink data (indicated by a blank solid line in the figure) on each uplink pre-configured resource, and there is no binding relationship between downlink data reception and uplink data transmission in terms of time.
  • the network can issue a wake-up signal (indicated by horizontal stripes in the figure) to indicate whether the UE needs to monitor the downlink scheduling PDCCH in the uplink pre-configured resource search space window.
  • the behavior of the UE is: when the uplink data is sent, it determines whether it needs to monitor the downlink scheduling PDCCH in the uplink pre-configured resource search space window by receiving ACK and DCI/NACK, without detecting the wake-up signal. Otherwise, if no uplink data is sent, the UE needs to detect the wake-up signal to determine whether it needs to monitor the downlink scheduling PDCCH in the uplink pre-configured resource search space window.
  • the location of the wake-up signal is between the PUR and the PUR search space window.
  • the network can set the offset between the WUS and the PUR search space window or the difference between WUS and PUR.
  • the offset between the two is configured to the UE together, and the UE determines the detection position of the wake-up signal through the offset.
  • Embodiment 2 The network indicates whether the UE needs to receive the indication information and wake-up signal and send downlink beam information through the ACK and DCI/NACK corresponding to the uplink data.
  • this embodiment uses the ACK and DCI/NACK corresponding to the uplink data to carry indication information, which can indicate whether the UE needs to detect a wake-up signal and whether to send downlink beam information, so as to achieve the purpose of energy saving.
  • FIG. 4 is a schematic flowchart of another specific implementation manner of an embodiment of the present invention.
  • the UE sends PUR with data to the network, and the network can issue scheduling information such as data confirmation and/or PDCCH in the PUR search space window.
  • the UE has no data to report, and the UE can receive a wake-up signal between the PUR and the PUR search space window.
  • the UE may report downlink beam information based on the PUR.
  • the network side may issue ACK and DCI/NACK in the PUR search space window associated with the PUR.
  • the ACK and DCI/NACK may carry indication information, which indicates that the wake-up signal will not be issued during the next multiple PUR search space windows.
  • the number of the multiple PUR search space windows is 4, and the multiple PUR search space window periods refer to the time points at which the wake-up signal can be sent between each PUR and its associated PUR search space window Or time period.
  • Figure 4 uses “ ⁇ ” to indicate that the sent wake-up signal is omitted, that is, the network will not send the wake-up signal at the position/time period marked “ ⁇ ”. Therefore, the UE does not need to receive the wake-up signal in the corresponding time period, which can greatly save power consumption.
  • the UE corresponding to each PUR during the multiple PUR search space windows, the UE also has no uplink data, and there is no need to send downlink beam information based on the PUR.
  • the network when the UE sends uplink data, the network can carry indication information through the ACK and DCI/NACK corresponding to the uplink data to indicate whether the UE needs to monitor the downlink scheduling in the uplink pre-configured resource space window PDCCH. Otherwise, when the UE does not send uplink data, the network may issue the indication information through a wake-up signal, and the location of the wake-up signal is between the uplink pre-configured resource and the uplink pre-configured resource search space window.
  • the uplink data may include uplink data and downlink beam information.
  • Fig. 5 is a schematic structural diagram of a signaling sending apparatus according to an embodiment of the present invention.
  • the signaling sending device 5 can implement the method and technical solution shown in FIG. 1 and is executed by the base station side.
  • the signaling sending device 5 may include: a issuing module 52, configured to issue indication information, the indication information being used to indicate whether the terminal monitors the PDCCH in the PUR search space window.
  • the signaling sending device 5 may further include: a receiving module 51, configured to receive uplink data before issuing the instruction information, and the uplink data is transmitted using PUR.
  • Fig. 6 is a schematic structural diagram of a signaling receiving apparatus according to an embodiment of the present invention.
  • the signaling receiving device 6 may implement the method and technical solution shown in FIG. 2 and be executed by the base station side.
  • the signaling receiving device 6 may include: a receiving module 62, configured to receive indication information, the indication information being used to indicate whether the terminal monitors the PDCCH in the PUR search space window.
  • the signaling receiving device 6 may further include: a sending module 61, configured to send uplink data before receiving the indication information, and the uplink data is transmitted using PUR.
  • a sending module 61 configured to send uplink data before receiving the indication information, and the uplink data is transmitted using PUR.
  • the embodiment of the present invention also discloses a storage medium on which computer instructions are stored, and when the computer instructions are run, the method and technical solution described in the embodiment shown in FIG. 1 are executed, or the implementation shown in FIG. 2 is described above.
  • the storage medium may include a computer-readable storage medium such as a non-volatile memory or a non-transitory memory.
  • the computer-readable storage medium may include ROM, RAM, magnetic disk or optical disk, and so on.
  • an embodiment of the present invention also discloses a base station, including a memory and a processor, the memory stores computer instructions that can run on the processor, and the processor executes the above diagram when the computer instructions are executed. 1.
  • the base station may be an NR base station.
  • an embodiment of the present invention also discloses a terminal, including a memory and a processor, the memory stores computer instructions that can run on the processor, and the processor executes the above diagram when the computer instructions are executed. 2 to the technical solution of the method described in the embodiment shown in FIG. 4.
  • the terminal can interact with the base station.
  • the terminal can be an NR terminal.

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  • Mobile Radio Communication Systems (AREA)

Abstract

L'invention concerne un procédé et un appareil d'envoi de signalisation, un procédé et un appareil de réception de signalisation, un support de stockage, une station de base et un terminal. Le procédé d'envoi de signalisation consiste à : émettre des informations d'indication, les informations d'indication étant utilisées pour indiquer si un terminal surveille un PDCCH dans une fenêtre d'espace de recherche de PUR. La solution technique d'après la présente invention permet de réduire le coût de consommation d'énergie d'un UE.
PCT/CN2020/109122 2019-09-25 2020-08-14 Procédé et appareil d'envoi de signalisation, procédé et appareil de réception de signalisation, support de stockage, station de base et terminal WO2021057319A1 (fr)

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US11317373B2 (en) 2019-06-03 2022-04-26 Asustek Computer Inc. Method and apparatus for mobile-terminated early data transmission (MT-EDT) and preconfigured uplink resources (PUR) in a wireless communication system
CN110557820B (zh) * 2019-09-25 2022-02-25 展讯半导体(南京)有限公司 信令发送、接收方法及装置、存储介质、基站、终端
CN111132338B (zh) * 2019-12-19 2023-04-07 展讯通信（上海）有限公司 数据传输方法及其装置
CN113498168B (zh) * 2020-03-18 2023-04-07 展讯半导体(南京)有限公司 Pur资源的状态确定方法及装置、存储介质、ue、网络端
CN116325884A (zh) * 2020-10-13 2023-06-23 高通股份有限公司 在执行随机接入信道(rach)过程之后传输数据段
CN114614876B (zh) * 2020-12-07 2023-01-10 展讯半导体(南京)有限公司 窗口偏移量确定方法与装置、终端和网络设备
CN114916066A (zh) * 2021-02-09 2022-08-16 展讯半导体(南京)有限公司 数据传输方法及装置、计算机可读存储介质
WO2023130470A1 (fr) * 2022-01-10 2023-07-13 北京小米移动软件有限公司 Procédé et appareil de suspension d'écoute, et dispositif de communication et support de stockage

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