WO2024007786A1 - Procédé et appareil de réception de signal, et terminal, puce, support de stockage et produit programme - Google Patents

Procédé et appareil de réception de signal, et terminal, puce, support de stockage et produit programme Download PDF

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Publication number
WO2024007786A1
WO2024007786A1 PCT/CN2023/098129 CN2023098129W WO2024007786A1 WO 2024007786 A1 WO2024007786 A1 WO 2024007786A1 CN 2023098129 W CN2023098129 W CN 2023098129W WO 2024007786 A1 WO2024007786 A1 WO 2024007786A1
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WO
WIPO (PCT)
Prior art keywords
wake
window
time period
period
time
Prior art date
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PCT/CN2023/098129
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English (en)
Chinese (zh)
Inventor
汪玲
Original Assignee
Oppo广东移动通信有限公司
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Application filed by Oppo广东移动通信有限公司 filed Critical Oppo广东移动通信有限公司
Publication of WO2024007786A1 publication Critical patent/WO2024007786A1/fr

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Classifications

    • 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
    • H04W52/0248—Power saving arrangements in terminal devices using monitoring of external events, e.g. the presence of a signal dependent on the time of the day, e.g. according to expected transmission activity
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W76/00—Connection management
    • H04W76/20—Manipulation of established connections
    • H04W76/28—Discontinuous transmission [DTX]; Discontinuous reception [DRX]
    • 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 disclosure relates to the field of communication technology, and in particular to a signal receiving method, device, terminal, chip, storage medium and program product.
  • the terminal in order to save power on the terminal, the terminal can have the DRX (Discontinuous Reception, discontinuous reception) function.
  • the terminal in the DRX state needs to receive signals within the activation time of the terminal. No signal reception is performed during the inactive period.
  • TRS Tracking Reference Signal, tracking reference signal
  • Embodiments of the present application provide a signal receiving method, device, terminal, chip, storage medium and program product, which can reduce the power consumption of the terminal.
  • the technical solutions are as follows:
  • inventions of the present application provide a signal receiving method, which is executed by a terminal.
  • the method includes:
  • the wake-up time period is the time period corresponding to the next DRX wake-up period of the terminal;
  • a sliding window is determined according to the wake-up time period and the time domain positions of at least two target resources of the first type; wherein the target resources are used to transmit communication signals through the communication link, and the target resources of the first type are related to The communication links are quasi-co-located;
  • An additional wake-up time period is determined within the sliding window; wherein the additional wake-up time period includes at least one time domain position of the first type of target resource and at least one time domain position of the second type of target resource; wherein , the target resource of the second type is not quasi-co-located with the communication link;
  • the communication signal is received during the additional wake-up period.
  • inventions of the present application provide a signal receiving device, which is used in a terminal.
  • the device includes:
  • the first acquisition module is used to acquire the wake-up time period when the terminal is in the DRX state; the wake-up time period is the time period corresponding to the next DRX wake-up period of the terminal;
  • a window determination module configured to determine a sliding window based on the wake-up time period and the time domain positions of at least two first-type target resources; wherein the target resources are used to transmit communication signals via a communication link, and the third A type of target resource is quasi-co-located with the communication link;
  • An additional determination module configured to determine an additional wake-up time period within the sliding window; wherein the additional wake-up time period includes at least one time domain position of the first type of target resource and at least one of the second type of target resource. A time domain location; wherein the target resource of the second type is not quasi-co-located with the communication link;
  • a signal receiving module configured to receive the communication signal within the additional wake-up time period.
  • embodiments of the present application provide a terminal, which includes a processor and a memory; at least one computer instruction is stored in the memory, and the at least one computer instruction is loaded and executed by the processor to implement The signal receiving method as described in the above aspect.
  • embodiments of the present application provide a computer-readable storage medium in which at least one computer instruction is stored, and the computer instruction is loaded and executed by a processor to implement the above aspects. signal receiving method.
  • a computer program product or computer program includes computer instructions stored in a computer-readable storage medium.
  • the processor of the terminal reads the computer instructions from the computer-readable storage medium, and the processor executes the computer instructions, so that the terminal performs the signal receiving method provided in various optional implementations of the above aspect.
  • embodiments of the present application provide a chip that is used to implement the signal receiving method as described above.
  • the terminal When the terminal is in the DRX state, the terminal obtains the next DRX wake-up period as the wake-up time period, determines the sliding window based on the wake-up time period and at least two target resources that are quasi-co-located with the communication link, and determines the first target resource within the sliding window.
  • the additional wake-up time period of at least one time domain position of each target resource of the type and the second type realizes receiving the communication signal in the additional wake-up time period. It avoids the situation when the target resource is in the DRX sleep period, which causes the terminal to perform multiple additional wake-up operations on the terminal in order to normally receive communication signals at the time domain position of each target resource. By reducing the number of wake-up operations outside the wake-up period, The number of additional times to wake up the terminal in the time domain reduces the power consumption of the terminal.
  • Figure 1 is a block diagram of a communication system according to an exemplary embodiment
  • Figure 2 is a flow chart of a signal receiving method according to an exemplary embodiment
  • Figure 3 is a flow chart of a signal receiving method according to an exemplary embodiment
  • Figure 4 is a schematic diagram of determining a sliding window involved in the embodiment shown in Figure 3;
  • Figure 5 is a schematic diagram of determining a forward effective window involved in the embodiment shown in Figure 3;
  • Figure 6 is a schematic diagram of determining a backward effective window involved in the embodiment shown in Figure 3;
  • Figure 7 is a structural block diagram of a signal receiving device provided by an exemplary embodiment of the present application.
  • Figure 8 shows a structural block diagram of a terminal provided by an exemplary embodiment of the present application.
  • the "plurality” mentioned in this article means two or more than two.
  • “And/or” describes the relationship between related objects, indicating that there can be three relationships.
  • a and/or B can mean: A exists alone, A and B exist simultaneously, and B exists alone.
  • the character “/” generally indicates that the related objects are in an "or” relationship.
  • Figure 1 shows a block diagram of a communication system provided by an exemplary embodiment of the present application.
  • the communication system may include: an access network 12, a terminal device 14 and a core network 16.
  • the access network 12 includes several access network devices 120 .
  • the access network device 120 may be a base station, which is a device deployed in the access network to provide wireless communication functions for terminals.
  • Base stations can include various forms of macro base stations, micro base stations, relay stations, access points, etc.
  • the names of devices with base station functions may be different.
  • eNodeB Long Term Evolution, Long Term Evolution
  • 5G NR-U 5G New Radio in Unlicensed Spectrum, 5G air interface operating in the license-free frequency band
  • gNodeB 5G base station
  • the description "base station” may change.
  • the above-mentioned devices that provide wireless communication functions for the terminal device 14 are collectively referred to as network devices.
  • the terminal device 14 may include various handheld devices with wireless communication functions, vehicle-mounted devices, wearable devices, computing devices or other processing devices connected to wireless modems, as well as various forms of user equipment, mobile stations (Mobile Station, MS) , Terminal Device, etc. For convenience of description, the devices mentioned above are collectively called terminals.
  • the access network device 120 and the terminal device 14 communicate with each other through some air interface technology, such as the Uu interface.
  • the core network 16 completes the routing and exchange of data, and ultimately establishes the channel between the end user and the Internet. After the channel is established, the end user can access the data center on the Internet, which is the server of the service provider. To use the business and services provided by the service provider.
  • GSM Global System of Mobile Communication
  • CDMA Code Division Multiple Access
  • WCDMA broadband code division multiple access
  • GPRS General Packet Radio Service
  • LTE Long Term Evolution
  • FDD Frequency Division Duplex
  • TDD Time Division Duplex
  • LTE-A Advanced Long Term Evolution
  • NR New Radio
  • UMTS Universal Mobile Telecommunication System
  • WiMAX Worldwide Interoperability for Microwave Access
  • WLAN Wireless Local Area Networks
  • WiFi 6th generation mobile communication technology
  • 6G 6th generation mobile communication technology
  • Figure 2 shows a flow chart of a signal receiving method provided by an exemplary embodiment of the present application.
  • the signal receiving method may be executed by a terminal.
  • the terminal may be the terminal device 14 in the communication system shown in Figure 1.
  • the signal receiving method includes the following steps:
  • Step 201 When the terminal is in the DRX state, obtain the wake-up time period; the wake-up time period is the time period corresponding to the next DRX wake-up period of the terminal.
  • the terminal has the DRX function.
  • the terminal When the terminal enables the DRX function, the terminal can be in two states: the wake-up period (On Duration Timer) and the sleep period (Opportunity For DRX).
  • the terminal When the terminal is in the wake-up period, the terminal can Perform data reception on PDCCH (Physical Downlink Control Channel, physical downlink control channel) and PDSCH (Physical Downlink Shared Channel, physical downlink shared channel).
  • PDCCH Physical Downlink Control Channel
  • PDSCH Physical Downlink Shared Channel, physical downlink shared channel
  • the terminal does not need to receive data.
  • the time period of a DRX wake-up period can be called a wake-up time period.
  • the terminal when the terminal switches from the wake-up period to the sleep period, the terminal obtains the wake-up time period.
  • Step 202 Determine a sliding window based on the wake-up time period and the time domain positions of at least two target resources of the first type; wherein the target resources are used to transmit communication signals through the communication link, and the target resources of the first type are connected to the communication link. Quasi co-location.
  • the terminal can determine the sliding window corresponding to the wake-up time period based on the acquired wake-up time period and the time domain positions of at least two first-type target resources.
  • the target resource may be a time domain resource used to transmit communication signals, and resources corresponding to different target resources The period can be different.
  • the communication signal may be a TRS signal
  • the target resource corresponding to the communication signal may be a TRS resource.
  • up to 16 sets of TRS resources can be defined according to the NR protocol, and the terminal can select at least two sets of TRS resources (for example, 4 sets of TRS resources) for channel parameter estimation and tracking. That is to say, the terminal needs to measure at least two selected TRS resources (for example, 4 sets of TRS resources).
  • the starting point of the sliding window is located before the wake-up time period, and the end point of the sliding window is located within or after the wake-up time period.
  • the sliding window can be a time domain window between the time domain positions of two adjacent target resources with the largest resource period, or it can be the time domain window between two non-adjacent target resources with the largest resource period.
  • the time domain window between time domain positions.
  • Step 203 Determine an additional wake-up time period within the sliding window; wherein the additional wake-up time period includes at least one time domain position of the first type of target resource and at least one time domain position of the second type of target resource; wherein, the second The target resource of type is not quasi-colocated with the communication link.
  • the terminal can determine the additional wake-up time period in the determined sliding window. Since the additional wake-up time period includes at least one time domain position of each of the target resources of at least two different resource periods, the additional wake-up time period is Measurement of at least two types of target resources can be achieved within the wake-up period.
  • the additional wake-up time period may include at least one time domain position of target resource 1 and at least one time domain position of target resource 2.
  • the resource period of the second type of target resource is smaller than the resource period of the first type of target resource.
  • Step 204 Receive communication signals within the additional wake-up time period.
  • the terminal can perform a wake-up operation within the determined additional wake-up time period, so that the terminal is in the wake-up state, and because the terminal is in the wake-up state, the terminal can receive the corresponding corresponding information through the target resource during the additional wake-up time period. communication signals.
  • the terminal when the terminal is in the DRX state, the terminal obtains the next DRX wake-up period as the wake-up time period, and determines the sliding period based on the wake-up time period and at least two target resources that are quasi-co-located with the communication link.
  • the window is configured to determine an additional wake-up time period including at least one time domain position of each of the target resources of the first type and the second type within the sliding window, thereby realizing receiving the communication signal in the additional wake-up time period. It avoids the situation when the target resource is in the DRX sleep period, which causes the terminal to perform multiple additional wake-up operations on the terminal in order to normally receive communication signals at the time domain position of each target resource. By reducing the number of wake-up operations outside the wake-up period, The number of additional times to wake up the terminal in the time domain reduces the power consumption of the terminal.
  • FIG. 3 shows a flow chart of a signal receiving method provided by an exemplary embodiment of the present application.
  • the signal receiving method may be executed by a terminal.
  • the terminal may be the terminal device 14 in the communication system shown in FIG. 1 .
  • the signal receiving method includes the following steps:
  • Step 301 When the terminal is in the DRX state, obtain the wake-up time period.
  • the wake-up time period is the time period corresponding to the next DRX wake-up period of the terminal.
  • Step 302 Obtain the time domain location of the associated resource.
  • the terminal obtains the time domain location of the associated resource, and the time domain location of the associated resource may be the first first-type target resource before the wake-up time period.
  • the at least two target resources may include a first type of target resource and a second type of target resource.
  • the second type of target resource may be non-associated with the main link QCL quasi-co-location. target resource.
  • one of the at least two target resources may be a target resource of the first type, and any other type of target resource other than the first type of target resources among the at least two target resources may be a second type of target. resource.
  • the communication signals may include TRS tracking reference signals, SSB downlink physical reference signals and at least one of a CSI-RS channel state information reference signal.
  • the target resource corresponding to the communication signal may be at least two types of TRS resources. If at least two types of TRS resources include TRS resources of type A, TRS resources of type B, TRS resources of type C, and TRS resources of type D, where the TRS resource of type A is the first type of target resource, then the type The TRS resources of type B, the TRS resources of type C, and the TRS resources of type D are all target resources of the second type.
  • the terminal may obtain the time-domain position of the first TRS resource of type A before the wake-up period as the time-domain position of the associated resource.
  • Step 303 Determine the time domain position of the target resource with the largest first resource period before the time domain position of the associated resource as the starting point.
  • the terminal may determine the time domain position of the target resource with the largest first resource period before the time domain position of the associated resource as the starting point.
  • the target resource with the largest resource period may be the target resource with the largest resource period among at least two types of target resources.
  • the resource periods corresponding to different types of target resources are 10ms, 20ms, 40ms and 80ms respectively.
  • 80ms is the maximum resource period among the above resource periods.
  • the target resource corresponding to 80ms can be determined as the target resource with the largest resource period. .
  • the time-domain position of the associated resource is the first first-type target resource before the wake-up time period
  • the time-domain position of the target resource with the largest resource period in the first resource period before the time-domain position of the associated resource is determined.
  • the sliding window that can be determined later can ensure that there is a time domain position of at least one associated resource before the wake-up time period in the sliding window, so that the QCL can be received in advance through the associated resource before the wake-up time period arrives.
  • the associated communication signal process is used to perform time-frequency offset and channel parameter estimation, and can prepare for subsequent terminal reception of PDCCH and PDSCH signals.
  • Step 304 Determine the time domain position of the target resource with the largest first resource period within or after the wake-up time period as the end point.
  • the terminal may determine the time-domain position of the largest target resource within the wake-up time period or the first resource period thereafter as the end point.
  • the time domain position of the target resource with the largest resource period is used as the starting point and the end point of the sliding window, so that the sliding window can include at least one time domain position of the target resource with the largest resource period.
  • the target resource with the largest resource period If at least one time domain position of the resource exists in the sliding window, it can be ensured that at least one time domain position of each type of target resource can be located in the sliding window.
  • the time domain position of the first target resource with the largest resource period in the wake-up time period is determined as End point; if there is no time-domain position of the target resource with the largest resource period within the wake-up time period, the time-domain position of the target resource with the largest resource period after the wake-up time period can be determined as the end point.
  • Step 305 Determine the time domain window between the starting point and the ending point as a sliding window.
  • the terminal can determine the time domain window between the obtained starting point and the obtained end point as a sliding window, that is, the sliding window includes the first resource period before the time domain position of the associated resource.
  • the sliding window can be used to select at least an additional wake-up time period, so that the terminal continues to be awake during the additional wake-up time period, without the need to frequently wake up according to the time domain position of each target resource, reducing the terminal's wake-up time. frequency.
  • the sliding window in response to the resource period of the target resource with the largest resource period being greater than the wake-up time period, is determined based on the wake-up time period and the time domain positions of at least two target resources of the first type.
  • the above step 302 can be performed.
  • the content to step 305 determines the sliding window.
  • the wake-up time period can be determined as a sliding window. Since the target resource with the largest resource cycle is less than or equal to the wake-up time period, that is to say, in the wake-up time period, Including at least one time domain location of at least two types of target resources, no additional wake-up operation is required for the terminal outside the wake-up time period.
  • a sliding window for the terminal in the DRX state can be defined on the basis of ensuring the measurement performance of the target resources.
  • the sliding window can be used to measure the cycle length of various types of target resources. Taking the target resource as a TRS resource as an example, the determination formula of the sliding window can be as follows,
  • trsNumMeas is the number of types of TRS resources that need to be measured. is the resource cycle of the i-th TRS resource, T TRS_Cycle is the cycle cycle of DRX, is the maximum resource period among various types of TRS resources that need to be measured, and T TRS_means is the time domain length of the defined sliding window.
  • the terminal can compare the start position and the end position. The length of the time domain between them is determined as a sliding window.
  • FIG. 4 is a schematic diagram of determining a sliding window according to an embodiment of the present application.
  • the terminal can select TRS1 resources, TRS2 resources, TRS3 resources and TRS4 resources from 16 sets of TRS resources to prepare for measurement. Among them, TRS1 resources, TRS2 resources, TRS3 resources and The corresponding resource periods of TRS4 resources are different.
  • the TRS resource with the largest resource period is determined to be the TRS4 resource.
  • the first TRS4 resource after the wake-up time period is determined as the end point.
  • the terminal can determine the time domain length between the starting point and the end point, including the time domain position of the starting point and the time domain position of the end point, as a sliding window.
  • Step 306 Determine the forward valid window.
  • the terminal may determine the forward valid window in the sliding window.
  • the forward valid window may take the starting point of the sliding window as the starting position and include at least one time domain position of at least one first type of target resource, at least one time domain position of the second type of target resource and the wake-up time.
  • the shortest time domain window of the segment may take the starting point of the sliding window as the starting position and include at least one time domain position of at least one first type of target resource, at least one time domain position of the second type of target resource and the wake-up time.
  • the forward valid window may be a time domain window determined from the starting point of the sliding window to ensure that the time domain positions of all types of target resources appear at least once.
  • the terminal can search for candidate additional wake-up time periods from the starting point of the sliding window to ensure that at least one time domain position of all types of target resources selected by the terminal that need to be measured appears in the candidate additional wake-up time period.
  • the time domain window between the position of the starting point and the first extension position is determined as the forward valid window.
  • the first extension position may be an end position of the wake-up time period adjacent to the candidate additional wake-up time period and an end position of the end positions of the additional wake-up time period that is the largest distance from the starting point.
  • the target resource as a TRS resource as an example, search for a candidate additional wake-up time period (additional on duration timer) starting from the starting position of the sliding window, so that at least If a time domain position is within the candidate additional wake-up time period, obtain the end position of the candidate additional wake-up time period and the end position of the adjacent wake-up time period, and use the maximum value of the above two end positions as the forward valid window of end position to determine the forward valid window.
  • a candidate additional wake-up time period additional on duration timer
  • FIG. 5 is a schematic diagram of determining a forward effective window according to an embodiment of the present application. As shown in Figure 5, the same as the TRS resources shown in Figure 4, it can be determined that the time domain window between the TRS4 resources with the largest resource period is a sliding window, and the TRS1 resources, TRS2 resources, and TRS2 resources are determined backward from the starting point of the sliding window.
  • the shortest time domain window when at least one time domain position of TRS3 resources and TRS4 resources both appears is determined as the candidate additional wake-up time period 51, because the end position of the candidate additional wake-up time period is at the end of the adjacent wake-up time period Before the position, in order to make the forward valid window include adjacent wake-up time periods, the end position of the wake-up time period located at the rear is used as the end position of the forward valid window, so that the starting point of the sliding window and the wake-up time period can be determined
  • the time domain window between the end positions is the forward valid window.
  • Step 307 Determine the backward valid window.
  • the terminal after determining the sliding window, the terminal can determine the backward effective window in the sliding window.
  • the execution order of the above-mentioned steps 306 and 307 is not limited and can be executed at the same time or one after another.
  • the backward valid window is the shortest time domain window that ends at the end point of the sliding window and includes at least one time domain position of each of at least two types of target resources, the wake-up time period, and the time domain position of the associated resource.
  • the backward valid window can be determined from the end point of the sliding window forward to ensure that the time domain positions of all types of target resources appear at least once, and by including the time domain of the associated resources before the wake-up time period Position to ensure that the wake-up period can normally receive data in the time domain window.
  • the terminal can start from the end point of the sliding window and search forward for candidate additional wake-up time periods to ensure that at least one time domain position of all types of target resources selected by the terminal that need to be measured appears in the candidate additional wake-up time. segment, it is also necessary to ensure that the time domain position of the associated resource is within the candidate additional wake-up time period.
  • the determined starting point can be the starting position of the candidate additional wake-up time period, and the end point is the adjacent wake-up time.
  • the time domain position between the end position of the segment and the end position of the candidate additional wake-up time segment is later, and the time domain window between the start point and the end point is determined as the backward valid window.
  • the end position of the backward valid window determined by the above method is the end position of the wake-up time period; when the end point of the sliding window is located after the wake-up time period, by The end position of the backward valid window determined in the above way is the end point of the sliding window.
  • the target resource as a TRS resource as an example, search for a candidate additional wake-up time period (additional on duration timer) starting from the end position of the sliding window so that at least one of the various types of TRS resources that need to be measured
  • the time domain position is within the candidate additional wake-up time period.
  • the time domain position of the associated resource must also be within the candidate additional wake-up time period. The end position of the candidate additional wake-up time period and the adjacent wake-up time period are obtained.
  • the end position of the time period, the maximum value of the above two end positions is used as the end position of the backward valid window, so that the time domain window between the starting point of the candidate additional wake-up time period and the end position of the backward valid window is Confirmed as a backward valid window.
  • FIG. 6 is a schematic diagram of determining a backward effective window according to an embodiment of the present application.
  • the time domain window between the TRS4 resources with the largest resource period is a sliding window, and the TRS1 resources, TRS2 resources, and TRS2 resources are determined forward from the end point of the sliding window.
  • the shortest time domain window when at least one time domain position of the TRS3 resource and the TRS4 resource appears, and the time domain position 41 of the associated resource appears, is determined as the candidate additional wake-up time period 61, because the candidate additional wake-up time period
  • the end position is after the end position of the adjacent wake-up time period.
  • the end position of the additional wake-up time period of the candidate located at the rear is regarded as the end of the backward valid window. position so that a candidate additional wake-up period can be determined that can be a backward valid window.
  • Step 308 Determine an additional wake-up time period based on the forward valid window and the backward valid window.
  • the terminal may determine the additional wake-up time period from the forward valid window or the backward valid window.
  • the time domain with a smaller window length in the forward effective window and the backward effective window is The window is determined as the target effective window, and based on the target effective window, an additional wake-up time period is determined.
  • the terminal can obtain the shorter time domain window of the forward valid window and the backward valid window as the target valid window, and can select an additional wake-up time period from the target valid window.
  • the terminal can determine that the duration of the forward valid window is less than the duration of the backward valid window, and determine the forward valid window as A target validity window is used, and an additional wake-up time period may be determined based on the target validity window.
  • the process of determining the additional wake-up time period may include two situations: in response to the forward valid window being the target valid window, the starting point of the sliding window will be used as the starting position, The shortest time domain window containing at least one time domain position of each of the at least two types of target resources is determined as the additional wake-up time period, or, in response to the backward valid window being the target valid window, the end point of the sliding window is used as the end position. , the shortest time domain window including at least one time domain position of each of at least two types of target resources, and the time domain position of the associated resource is determined as the additional wake-up time period.
  • the terminal may determine the candidate additional wake-up time period in the forward valid window as the additional wake-up time period, or, when the target valid window is a backward valid window, The terminal may determine the candidate additional wake-up time period in the backward valid window as the additional wake-up time period.
  • Step 309 Receive communication signals within the additional wake-up time period.
  • the terminal can measure the target resource within the determined additional wake-up time period and receive the communication signal based on the target resource.
  • the first interval period in response to the existence of a first interval period between the additional wake-up time period and the wake-up time period, and the first interval period is less than or equal to the first threshold, the first interval period is merged into the additional wake-up time period, Obtain the updated additional wake-up time period, and receive the communication signal within the updated additional wake-up time period.
  • the additional wake-up time period and the wake-up time period can be directly merged and updated to obtain an updated additional wake-up time period, and the terminal can Communication signals are received during the additional wake-up period.
  • the terminal in the shortest continuous time domain window including the additional wake-up time period and the wake-up time period, the terminal can only undergo one wake-up operation, so that the terminal is in the wake-up period, and receives communication signals in the shortest continuous time domain window without Frequent wake-up and sleep operations on the terminal greatly reduce the power consumption of the terminal.
  • the terminal can determine the candidate additional wake-up time period as the additional wake-up time period, because there is a gap between the additional wake-up time period and the wake-up time period.
  • There is a first interval duration and the terminal determines whether it is necessary to restore the terminal to the sleep period at the end of the additional wake-up period by determining whether the first interval duration is less than or equal to the first threshold.
  • the terminal can update the additional wake-up time period to a time domain window that is incorporated into the first interval duration, that is, the terminal performs a wake-up operation at the starting point of the additional wake-up time period, so that the terminal Entering the wake-up period, until the end point of the wake-up time period, the control terminal enters the sleep period.
  • the terminal can directly perform a wake-up operation at the starting point of the additional wake-up time period, causing the terminal to enter the wake-up period, and control the terminal to enter the sleep period at the end point of the additional wake-up time period, and then The terminal performs a wake-up operation again at the starting point of the wake-up time period, and controls the terminal to enter the sleep period again at the end point of the wake-up time period.
  • the additional wake-up period in response to the second interval period between the time domain positions of the target resources of adjacent different resource periods in the additional wake-up period being greater than the second threshold, is set according to the second interval.
  • the time period is divided, at least two divided additional wake-up time periods are determined, and communication signals are received within at least two divided additional wake-up time periods.
  • the additional wake-up period can be divided according to the second interval period, such that The additional wake-up time period is divided into at least two divided additional wake-up time periods, and the terminal is controlled to switch between the wake-up period and the sleep period according to the divided additional wake-up time period, so that the terminal can be in at least two divided additional wake-up time periods.
  • Receive communication signals during the additional wake-up period when the second interval period between the time domain positions of adjacent target resources of different types in the additional wake-up period is greater than the second threshold, the additional wake-up period can be divided according to the second interval period, such that The additional wake-up time period is divided into at least two divided additional wake-up time periods, and the terminal is controlled to switch between the wake-up period and the sleep period according to the divided additional wake-up time period, so that the terminal can be in at least two divided additional wake-up time periods.
  • Receive communication signals during the additional wake-up period when the second interval period between the time domain positions of adjacent target resources of different types in the additional wake-up period is greater than the second
  • the additional wake-up time period can be divided into additional wake-up time Segment 1 and additional wake-up time period 2, where the additional wake-up time period 1 is a time domain window with the starting point of the additional wake-up time period as the starting position and the time domain position of the TRS2 resource as the end position; the additional wake-up time period 2 is A time domain window with the time domain position of the second TRS1 resource as the starting point and the end point of the additional wake-up period as the end position.
  • Controlling the terminal to switch between the wake-up period and the sleep period according to the divided additional wake-up time period 1 and the additional wake-up time period 2 can avoid the situation where the terminal is in the unnecessary wake-up period for too long caused by the second interval being too long. , thereby better improving the rationality of the duration allocation of the terminal's wake-up period and sleep period, thereby reducing the terminal's power consumption.
  • the terminal can jointly select an additional wake-up period (on duration timer) as an additional wake-up time period through the resource cycles and time domain positions of various types of TRS resources to avoid the terminal targeting Judgment of a single TRS resource requires the terminal to frequently switch between the wake-up state and the sleep state; in addition, by comparing the respective durations of the forward valid window and the backward valid window of the wake-up time period, it is determined that the terminal can achieve better performance
  • the effective window is used to determine the additional wake-up time period, which reduces the time the terminal is in an additional wake-up state on the basis of ensuring performance and effectively reduces power consumption.
  • the terminal when the terminal is in the DRX state, the terminal obtains the next DRX wake-up period as the wake-up time period, and determines the sliding period based on the wake-up time period and at least two target resources that are quasi-co-located with the communication link.
  • the window is configured to determine an additional wake-up time period including at least one time domain position of each of the target resources of the first type and the second type within the sliding window, thereby realizing receiving the communication signal in the additional wake-up time period. It avoids the situation when the target resource is in the DRX sleep period, which causes the terminal to perform multiple additional wake-up operations on the terminal in order to normally receive communication signals at the time domain position of each target resource. By reducing the number of wake-up operations outside the wake-up period, The number of additional times to wake up the terminal in the time domain reduces the power consumption of the terminal.
  • Figure 7 shows a structural block diagram of a signal receiving device provided by an exemplary embodiment of the present application.
  • the signal receiving device is used in a terminal.
  • the signal receiving device includes:
  • the first acquisition module 710 is configured to acquire the wake-up time period when the terminal is in the DRX state; the wake-up time period is the time period corresponding to the next DRX wake-up period of the terminal;
  • the window determination module 720 is configured to determine a sliding window according to the wake-up time period and the time domain positions of at least two target resources of the first type; wherein the target resources are used to transmit communication signals through the communication link, and the The target resource of the first type is quasi-co-located with the communication link;
  • Additional determination module 730 configured to determine an additional wake-up time period within the sliding window; wherein the additional wake-up time period includes at least one time domain position of the first type of target resource and a second type of target resource. At least one time domain location; wherein the target resource of the second type is not quasi-co-located with the communication link;
  • the signal receiving module 740 is configured to receive the communication signal within the additional wake-up time period.
  • the resource period of the second type of target resource is smaller than the resource period of the first type of target resource.
  • the starting point of the sliding window is located before the wake-up time period, and the end point of the sliding window is located within or after the wake-up time period.
  • the window determination module 720 includes:
  • the location acquisition submodule is used to obtain the time domain location of the associated resource; the associated resource is the first target resource of the first type before the wake-up time period;
  • a starting point determination submodule configured to determine the time domain position of the target resource with the largest first resource period before the time domain position of the associated resource as the starting point;
  • the end point determination submodule is used to determine the largest resource period within or after the wake-up time period.
  • the time domain position of the target resource is determined as the end point;
  • the first window determination sub-module is used to determine the time domain window between the starting point and the end point as the sliding window.
  • the window determination module 720 includes:
  • the second window determination submodule is configured to respond to the fact that the resource period of the target resource with the largest resource period is greater than the wake-up time period, according to the wake-up time period, and at least two of the first type of target resources. time domain position to determine the sliding window.
  • the additional determination module 730 includes:
  • a forward window determination submodule is used to determine a forward effective window; the forward effective window is based on the starting point of the sliding window and includes at least one target resource of the first type. at least one of the time domain positions, at least one of the time domain positions of the target resource of the second type, and the shortest time domain window of the wake-up time period;
  • a backward window determination submodule is used to determine a backward effective window; the backward effective window takes the end point of the sliding window as the end position and includes at least one of the target resources of the first type. At least one of the time-domain positions, at least one of the time-domain positions of the target resource of the second type, the wake-up period and the shortest time-domain window of the time-domain positions of the associated resources;
  • An additional determination sub-module is configured to determine the additional wake-up time period based on the forward valid window and the backward valid window.
  • the additional determination sub-module includes:
  • a target determination unit configured to determine the time domain window with a smaller window length in the forward effective window and the backward effective window as the target effective window
  • An additional determination unit is configured to determine the additional wake-up time period based on the target valid window.
  • the additional determining unit is used to,
  • the starting point of the sliding window is used as the starting position, including at least one of the target resources of the first type.
  • a domain location and a shortest time domain window of at least one time domain location of the target resource of the second type are determined as the additional wake-up time period;
  • the end point of the sliding window is used as the end position, including at least one of the time domains of the target resource of the first type.
  • a shortest time domain window of a location, at least one time domain location of the target resource of the second type, and a time domain location of the associated resource is determined as the additional wake-up time period.
  • the signal receiving module 740 includes:
  • An additional window update submodule configured to respond to the existence of a first interval period between the additional wake-up time period and the wake-up time period, and the first interval period is less than or equal to a first threshold, changing the first interval period to Incorporate the additional wake-up time period to obtain the updated additional wake-up time period;
  • the first receiving sub-module is configured to receive the communication signal within the updated additional wake-up time period.
  • the signal receiving module 740 includes:
  • An additional window division submodule configured to, in response to a second interval period between the time domain positions of the target resources of adjacent different resource periods within the additional wake-up time period being greater than a second threshold, divide the additional window into The wake-up time period is divided according to the second interval period, and at least two divided additional wake-up time periods are determined;
  • the second receiving sub-module is configured to receive the communication signal within the at least two divided additional wake-up time periods.
  • the communication signal includes at least one of a TRS tracking reference signal, an SSB downlink physical reference signal, and a CSI-RS channel state information reference signal.
  • the terminal when the terminal is in the DRX state, the terminal obtains the next DRX wake-up period as the wake-up time period, and determines the sliding period based on the wake-up time period and at least two target resources that are quasi-co-located with the communication link. window, By determining an additional wake-up time period including at least one time domain position of each of the target resources of the first type and the second type within the sliding window, receiving the communication signal in the additional wake-up time period is achieved. It avoids the situation when the target resource is in the DRX sleep period, which causes the terminal to perform multiple additional wake-up operations on the terminal in order to normally receive communication signals at the time domain position of each target resource. By reducing the number of wake-up operations outside the wake-up period, The number of additional times to wake up the terminal in the time domain reduces the power consumption of the terminal.
  • Figure 8 shows a structural block diagram of a terminal provided by an exemplary embodiment of the present application.
  • the terminal can be an electronic device such as a smartphone, a tablet computer, an e-book, a portable personal computer, or a smart wearable device.
  • the terminal in this application may include one or more of the following components: a processor 810, a memory 820, and a screen 830.
  • Processor 810 may include one or more processing cores.
  • the processor 810 uses various interfaces and lines to connect various parts of the entire terminal, and executes the terminal by running or executing instructions, programs, code sets or instruction sets stored in the memory 820, and calling data stored in the memory 820.
  • Various functions and processing data may use at least one of digital signal processing (Digital Signal Processing, DSP), field-programmable gate array (Field-Programmable Gate Array, FPGA), and programmable logic array (Programmable Logic Array, PLA).
  • DSP Digital Signal Processing
  • FPGA Field-Programmable Gate Array
  • PLA programmable logic array
  • the processor 810 may integrate one or a combination of a central processing unit (Central Processing Unit, CPU), a graphics processor (Graphics Processing Unit, GPU), a modem, etc.
  • CPU Central Processing Unit
  • GPU Graphics Processing Unit
  • modem etc.
  • the CPU mainly processes the operating system, user interface, application programs, etc.; the GPU is used for rendering and drawing the content to be displayed on the screen 830; and the modem is used for processing wireless communications. It can be understood that the above-mentioned modem may not be integrated into the processor 810 and may be implemented solely through a communication chip.
  • the memory 820 may include random access memory (RAM) or read-only memory (Read-Only Memory, ROM). Optionally, the memory 820 includes non-transitory computer-readable storage medium. Memory 820 may be used to store instructions, programs, codes, sets of codes, or sets of instructions.
  • RAM random access memory
  • ROM Read-Only Memory
  • Memory 820 may be used to store instructions, programs, codes, sets of codes, or sets of instructions.
  • the memory 820 may include a program storage area and a data storage area, where the program storage area may store instructions for implementing an operating system and instructions for implementing at least one function (such as a touch function, a sound playback function, an image playback function, etc.) , instructions for implementing each of the above method embodiments, etc.
  • the operating system can be an Android system (including an in-depth development system based on the Android system), an IOS system developed by Apple (including an in-depth development system based on the IOS system) or other systems.
  • the storage data area can also store data created during use of the terminal (such as phone book, audio and video data, chat record data), etc.
  • the structure of the terminal shown in the above drawings does not constitute a limitation on the terminal.
  • the terminal may include more or fewer components than shown in the figures, or combine certain components. Or a different component arrangement.
  • the terminal also includes radio frequency circuits, shooting components, sensors, audio circuits, wireless fidelity (Wireless Fidelity, WiFi) components, power supplies, Bluetooth components and other components, which will not be described in detail here.
  • radio frequency circuits shooting components, sensors, audio circuits, wireless fidelity (Wireless Fidelity, WiFi) components, power supplies, Bluetooth components and other components, which will not be described in detail here.
  • Embodiments of the present application also provide a computer-readable storage medium.
  • the computer-readable storage medium stores at least one computer instruction.
  • the at least one computer instruction is loaded and executed by the processor to implement the signals described in the above embodiments. Receive method.
  • a computer program product or computer program includes computer instructions stored in a computer-readable storage medium.
  • the processor of the terminal reads the computer instructions from the computer-readable storage medium, and the processor executes the computer instructions, so that the terminal performs the signal receiving method provided in various optional implementations of the above aspect.
  • An embodiment of the present application also provides a chip, which is used to implement the signal receiving method described in each of the above embodiments.
  • Computer-readable storage media includes computer storage media and communication media, where communication media includes a Any medium used to transfer a computer program from one place to another. Storage media can be any available media that can be accessed by a general purpose or special purpose computer.

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  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Circuits Of Receivers In General (AREA)

Abstract

Un procédé et un appareil de réception de signal, et un terminal, une puce, un support de stockage et un produit programme, qui appartiennent au domaine technique des communications. Le procédé comprend les étapes suivantes : lorsqu'un terminal est dans un état de réception discontinue (DRX), acquérir une période de réveil (201) ; déterminer une fenêtre glissante en fonction de la période de réveil et des positions de domaine temporel d'au moins deux ressources cibles de premier type (202), les ressources cibles de premier type étant quasi co-localisées avec une liaison de communication ; déterminer une période de réveil supplémentaire dans la fenêtre coulissante (203), la période de réveil supplémentaire comprenant au moins une position de domaine temporel des ressources cibles de premier type et au moins une position de domaine temporel de ressources cibles de second type ; et recevoir un signal de communication dans la période de temps de réveil supplémentaire (204). La solution peut réduire la consommation d'énergie d'un terminal.
PCT/CN2023/098129 2022-07-04 2023-06-02 Procédé et appareil de réception de signal, et terminal, puce, support de stockage et produit programme WO2024007786A1 (fr)

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