WO2024031555A1 - Procédé de commande, ainsi que dispositif de communication et support d'enregistrement - Google Patents

Procédé de commande, ainsi que dispositif de communication et support d'enregistrement Download PDF

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Publication number
WO2024031555A1
WO2024031555A1 PCT/CN2022/111849 CN2022111849W WO2024031555A1 WO 2024031555 A1 WO2024031555 A1 WO 2024031555A1 CN 2022111849 W CN2022111849 W CN 2022111849W WO 2024031555 A1 WO2024031555 A1 WO 2024031555A1
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WIPO (PCT)
Prior art keywords
pdcch
field
monitoring
mode
reception
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PCT/CN2022/111849
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English (en)
Chinese (zh)
Inventor
朱荣昌
黄伟
黄钧蔚
Original Assignee
深圳传音控股股份有限公司
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Priority to PCT/CN2022/111849 priority Critical patent/WO2024031555A1/fr
Publication of WO2024031555A1 publication Critical patent/WO2024031555A1/fr

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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00—Arrangements affording multiple use of the transmission path
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W24/00—Supervisory, monitoring or testing arrangements
    • H04W24/08—Testing, supervising or monitoring using real traffic
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W72/00—Local resource management
    • H04W72/04—Wireless resource allocation

Definitions

  • This application relates to the field of communication technology, and specifically to a control method, communication equipment and storage medium.
  • network equipment can send downlink information to terminal equipment through downlink channels, and terminal equipment can receive downlink channels on specific time-frequency domain resources to receive downlink information carried by the downlink channels.
  • the inventor found that there are at least the following problems: when the terminal device receives the downlink channel, it can perform single reception and repeated reception.
  • the terminal device cannot determine when to perform a single reception or repeated reception, resulting in the terminal device being unable to determine the reception method of the downlink channel; and/or, when performing a single reception or repeated reception through the search space set, Determining the search space set is inefficient.
  • this application provides a control method, communication device and storage medium, so that the terminal device can determine the receiving mode and/or monitoring mode of the downlink channel based on the downlink information.
  • the first aspect of this application provides a control method, which can be applied to terminal equipment (such as mobile phones), including:
  • the reception mode of the downlink channel is single reception or repeated reception
  • the monitoring mode of the downlink channel is single monitoring or repeated monitoring
  • the downlink information includes DCI and/or MAC CE signaling.
  • the DCI includes a first field, the first field is used to indicate the receiving mode or monitoring mode of the PDCCH and/or the receiving mode of the PDSCH;
  • the DCI includes a second field, the second field is used to indicate the receiving mode or monitoring mode of the PDCCH and/or the receiving mode of the PDSCH;
  • the DCI includes a third field, the third field is used to indicate a first number of activated TCI states for PDCCH reception or monitoring, and the first number is used to indicate a receiving mode or monitoring mode of the PDCCH;
  • the DCI includes a fourth field, the fourth field is used to indicate a second number of TCI states used for PDCCH reception or monitoring, and the second number is used to indicate a receiving mode or monitoring mode of the PDCCH;
  • the MAC CE signaling includes a fifth field, and the fifth field is used to indicate the receiving mode or monitoring mode of the PDCCH;
  • the MAC CE signaling includes a sixth field and a seventh field, and the sixth field and the seventh field are used to indicate the receiving mode or monitoring mode of the PDCCH.
  • the first field is a first value, and the first field is used to indicate at least one of the following: the receiving mode of the PDCCH is PDCCH single reception, or the monitoring mode of the PDCCH is PDCCH single monitoring; or, The first field is used to indicate that the receiving mode of the PDCCH is PDCCH repeated reception, or the monitoring mode of the PDCCH is repeated monitoring;
  • the first field is a second value, and the first field is used to indicate at least one of the following: the receiving mode of the PDCCH is PDCCH repeated reception, or the monitoring mode of the PDCCH is PDCCH repeated monitoring, the PDSCH
  • the reception mode is PDSCH multi-receiver opportunity reception;
  • the second field is a third value, and the second field is used to indicate that: the receiving mode of the PDCCH is PDCCH repeated reception, or the monitoring mode of the PDCCH is PDCCH repeated monitoring;
  • the second field is a fourth value, and the second field is used to indicate that: the reception mode of the PDSCH is PDSCH multi-receiver opportunity reception;
  • the second field is a fifth value, and the second field is used to indicate that: the receiving mode of the PDCCH is repeated reception, or the monitoring mode of the PDCCH is repeated monitoring, and the receiving mode of the PDSCH is PDSCH multi-receiver opportunity reception;
  • the third field is a third numerical value or a fourth numerical value, and the third field is used to indicate that the first quantity is 1;
  • the third field is a fifth numerical value or a sixth numerical value, and the third field is used to indicate that the first number is 2;
  • the fourth field is a first numerical value, and the fourth field is used to indicate that the second quantity is 1;
  • the fourth field is a second value, and the fourth field is used to indicate that the second number is 2;
  • the fifth field is a first value, and the fifth field is used to indicate that the receiving mode of the PDCCH is PDCCH single reception, or the monitoring mode of the PDCCH is PDCCH single monitoring;
  • the fifth field is a second value, and the fifth field is used to indicate that the receiving mode of the PDCCH is PDCCH repeated reception, or the monitoring mode of the PDCCH is PDCCH repeated monitoring;
  • the sixth field and the seventh field indicate the same value, and the sixth field and the seventh field are used to indicate that the receiving mode of the PDCCH is PDCCH single reception, or the monitoring mode of the PDCCH is PDCCH single monitoring;
  • the sixth field and the seventh field indicate different values.
  • the sixth field and the seventh field are used to indicate that the receiving mode of the PDCCH is PDCCH repeated reception, or the monitoring mode of the PDCCH is PDCCH. Repeat monitoring.
  • the first number or the second number is 1, which means that the receiving mode of the PDCCH is PDCCH single reception, or the monitoring mode of the PDCCH is PDCCH single monitoring:
  • the first number or the second number is 2, which means that the receiving mode of the PDCCH is PDCCH repeated reception, or the monitoring mode of the PDCCH is PDCCH repeated monitoring.
  • the PDCCH when the PDCCH is repeatedly received or monitored, there are two TCI states for downlink reception or monitoring.
  • the method also includes:
  • the search space set used by the PDCCH is determined, and the PDCCH reception or monitoring is performed according to the search space set.
  • the reception mode of the PDCCH is repeated reception of the PDCCH
  • the monitoring mode of the PDCCH is repeated monitoring of the PDCCH
  • the reception mode of the PDCCH is a single reception of the PDCCH
  • the monitoring mode of the PDCCH is the single monitoring of the PDCCH
  • the search space set includes a first search space set and a second search space set
  • the set of search spaces includes a third set of search spaces.
  • the first search space set and the second search space set are configured with search space connection parameters
  • the third search space set is different from the first search space set
  • the third search space set is different from the second search space set
  • the third search space set is the first search space set or the second search space set.
  • performing PDCCH reception or monitoring according to the search space set includes:
  • the PDCCH reception method is used to perform PDCCH reception according to the search space set and the corresponding control resource set, or the PDCCH monitoring method is used to perform PDCCH monitoring.
  • the second aspect of this application provides a control method, which can be applied to terminal equipment, including:
  • the search space set is determined according to the receiving mode or monitoring mode of the PDCCH, and the PDCCH is received or monitored according to the search space set.
  • the reception mode of the PDCCH is single or repeated reception
  • the monitoring mode of the PDCCH is single or repeated monitoring
  • the search space set includes at least one of a first search space set, a second search space set, and a third search space set.
  • the first search space set and the second search space set are configured with search space connection parameters
  • the third search space set is different from the first search space set
  • the third search space set is different from the second search space set
  • the third search space set is the first search space set or the second search space set.
  • the search space set includes a first search space set and/or a second search space set:
  • the search space set used by the PDCCH includes a third search space set
  • receiving or monitoring the PDCCH according to the search space set includes:
  • the PDCCH is received using the PDCCH reception mode according to the search space set and the corresponding control resource set, or the PDCCH monitoring mode is used. Monitoring of the PDCCH.
  • the method also includes:
  • the receiving mode and/or monitoring mode of the PDCCH, and/or the receiving mode of the PDSCH are determined according to the downlink information.
  • the downlink information includes DCI and/or MAC CE signaling; and/or also includes at least one of the following:
  • the DCI includes a first field, the first field is used to indicate the receiving mode or monitoring mode of the PDCCH and/or the receiving mode of the PDSCH;
  • the DCI includes a second field, the second field is used to indicate the receiving mode or monitoring mode of the PDCCH and/or the receiving mode of the PDSCH;
  • the DCI includes a third field, the third field is used to indicate a first number of activated transmission configurations indicating TCI status for PDCCH reception or monitoring, and the first number is used to indicate a reception mode or monitoring of the PDCCH. Way;
  • the DCI includes a fourth field, the fourth field is used to indicate a second number of TCI states used for PDCCH reception or monitoring, and the second number is used to indicate a receiving mode or monitoring mode of the PDCCH;
  • the MAC CE signaling includes a fifth field, and the fifth field is used to indicate the receiving mode or monitoring mode of the PDCCH;
  • the MAC CE signaling includes a sixth field and a seventh field, and the sixth field and the seventh field are used to indicate the receiving mode or monitoring mode of the PDCCH.
  • the first field is a first value, and the first field is used to indicate at least one of the following: the receiving mode of the PDCCH is PDCCH single reception, or the monitoring mode of the PDCCH is PDCCH single monitoring; or, The first field is used to indicate that the receiving mode of the PDCCH is PDCCH repeated reception, or the monitoring mode of the PDCCH is repeated monitoring;
  • the first field is a second value, and the first field is used to indicate at least one of the following: the receiving mode of the PDCCH is PDCCH repeated reception, or the monitoring mode of the PDCCH is PDCCH repeated monitoring, the PDSCH
  • the reception mode is PDSCH multi-receiver opportunity reception;
  • the second field is a third value, and the second field is used to indicate that: the receiving mode of the PDCCH is PDCCH repeated reception, or the monitoring mode of the PDCCH is PDCCH repeated monitoring;
  • the second field is a fourth value, and the second field is used to indicate that: the reception mode of the PDSCH is PDSCH multi-receiver opportunity reception;
  • the second field is a fifth value, and the second field is used to indicate that: the receiving mode of the PDCCH is repeated reception, or the monitoring mode of the PDCCH is repeated monitoring, and the receiving mode of the PDSCH is PDSCH multi-receiver opportunity reception;
  • the third field is a third numerical value or a fourth numerical value, and the third field is used to indicate that the first quantity is 1;
  • the third field is a fifth numerical value or a sixth numerical value, and the third field is used to indicate that the first number is 2;
  • the fourth field is a first numerical value, and the fourth field is used to indicate that the second quantity is 1;
  • the fourth field is a second value, and the fourth field is used to indicate that the second number is 2;
  • the fifth field is a first value, and the fifth field is used to indicate that the receiving mode of the PDCCH is PDCCH single reception, or the monitoring mode of the PDCCH is PDCCH single monitoring;
  • the fifth field is a second value, and the fifth field is used to indicate that the receiving mode of the PDCCH is PDCCH repeated reception, or the monitoring mode of the PDCCH is PDCCH repeated monitoring;
  • the sixth field and the seventh field indicate the same value, and the sixth field and the seventh field are used to indicate that the receiving mode of the PDCCH is PDCCH single reception, or the monitoring mode of the PDCCH is PDCCH single monitoring;
  • the sixth field and the seventh field indicate different values.
  • the sixth field and the seventh field are used to indicate that the receiving mode of the PDCCH is PDCCH repeated reception, or the monitoring mode of the PDCCH is PDCCH. Repeat monitoring.
  • the first number or the second number is 1, which means that the receiving mode of the PDCCH is PDCCH single reception, or the monitoring mode of the PDCCH is PDCCH single monitoring;
  • the first number or the second number is 2, which means that the receiving mode of the PDCCH is PDCCH repeated reception, or the monitoring mode of the PDCCH is PDCCH repeated monitoring.
  • the third aspect of this application provides a control method, which can be applied to network equipment (such as base stations), including:
  • the reception mode of the downlink channel is single reception or repeated reception
  • the monitoring mode of the downlink channel is single monitoring or repeated monitoring
  • the downlink information includes DCI and/or MAC CE signaling.
  • the DCI includes a first field, the first field is used to indicate the receiving mode or monitoring mode of the PDCCH and/or the receiving mode of the PDSCH;
  • the DCI includes a second field, the second field is used to indicate the receiving mode or monitoring mode of the PDCCH and/or the receiving mode of the PDSCH;
  • the DCI includes a third field, the third field is used to indicate a first number of activated transmission configurations indicating TCI status for PDCCH reception or monitoring, and the first number is used to indicate a reception mode or monitoring of the PDCCH. Way;
  • the DCI includes a fourth field, the fourth field is used to indicate a second number of TCI states used for PDCCH reception or monitoring, and the second number is used to indicate a receiving mode or monitoring mode of the PDCCH;
  • the MAC CE signaling includes a fifth field, and the fifth field is used to indicate the receiving mode or monitoring mode of the PDCCH;
  • the MAC CE signaling includes a sixth field and a seventh field, and the sixth field and the seventh field are used to indicate the receiving mode or monitoring mode of the PDCCH.
  • the first field is a first value, and the first field is used to indicate at least one of the following: the receiving mode of the PDCCH is PDCCH single reception, or the monitoring mode of the PDCCH is PDCCH single monitoring; or, The first field is used to indicate that the receiving mode of the PDCCH is PDCCH repeated reception, or the monitoring mode of the PDCCH is repeated monitoring;
  • the first field is a second value, and the first field is used to indicate at least one of the following: the receiving mode of the PDCCH is PDCCH repeated reception, or the monitoring mode of the PDCCH is PDCCH repeated monitoring, the PDSCH
  • the reception mode is PDSCH multi-receiver opportunity reception;
  • the second field is a third value, and the second field is used to indicate that: the receiving mode of the PDCCH is PDCCH repeated reception, or the monitoring mode of the PDCCH is PDCCH repeated monitoring;
  • the second field is a fourth value, and the second field is used to indicate that: the reception mode of the PDSCH is PDSCH multi-receiver opportunity reception;
  • the second field is a fifth value, and the second field is used to indicate that: the receiving mode of the PDCCH is repeated reception, or the monitoring mode of the PDCCH is repeated monitoring, and the receiving mode of the PDSCH is PDSCH multi-receiver opportunity reception;
  • the third field is a third numerical value or a fourth numerical value, and the third field is used to indicate that the first quantity is 1;
  • the third field is a fifth numerical value or a sixth numerical value, and the third field is used to indicate that the first number is 2;
  • the fourth field is a first numerical value, and the fourth field is used to indicate that the second quantity is 1;
  • the fourth field is a second value, and the fourth field is used to indicate that the second number is 2;
  • the fifth field is a first value, and the fifth field is used to indicate that the receiving mode of the PDCCH is PDCCH single reception, or the monitoring mode of the PDCCH is PDCCH single monitoring;
  • the fifth field is a second value, and the fifth field is used to indicate that the receiving mode of the PDCCH is PDCCH repeated reception, or the monitoring mode of the PDCCH is PDCCH repeated monitoring;
  • the sixth field and the seventh field indicate the same value, and the sixth field and the seventh field are used to indicate that the receiving mode of the PDCCH is PDCCH single reception, or the monitoring mode of the PDCCH is PDCCH single monitoring;
  • the sixth field and the seventh field indicate different values.
  • the sixth field and the seventh field are used to indicate that the receiving mode of the PDCCH is PDCCH repeated reception, or the monitoring mode of the PDCCH is PDCCH. Repeat monitoring.
  • the first number or the second number is 1, which means that the receiving mode of the PDCCH is PDCCH single reception, or the monitoring mode of the PDCCH is PDCCH single monitoring;
  • the first number or the second number is 2, which means that the receiving mode of the PDCCH is PDCCH repeated reception, or the monitoring mode of the PDCCH is PDCCH repeated monitoring.
  • the terminal device when the downlink channel is repeatedly received or monitored, there are two TCI states for the terminal device to perform downlink reception or monitoring.
  • the method also includes:
  • the search space set includes a first search space set and/or a second search space set
  • the search space set includes a third search space set.
  • the first search space set and the second search space set are configured with connection parameters
  • the third search space set is different from the first search space set
  • the third search space set is different from the second search space set
  • the third search space set is the first search space set or the second search space set.
  • performing PDCCH repeated transmission or single transmission according to the search space set includes:
  • This application also provides a communication device, including: a memory and a processor, wherein a control program is stored on the memory, and when the control program is executed by the processor, the steps of any of the above control methods are implemented.
  • the communication device in this application can be a terminal device (such as a mobile phone) or a network device (such as a base station).
  • a terminal device such as a mobile phone
  • a network device such as a base station
  • This application also provides a storage medium that stores a computer program.
  • the computer program is executed by a processor, the steps of any of the above control methods are implemented.
  • the network device sends downlink information to the terminal device.
  • the terminal device determines the receiving mode and/or monitoring mode of the downlink channel based on the downlink information.
  • the terminal device can determine the receiving mode and/or monitoring mode of the downlink channel based on the downlink information.
  • Figure 1 is a schematic diagram of the hardware structure of an intelligent terminal that implements various embodiments of the present application
  • FIG. 2 is a communication network system architecture diagram provided by an embodiment of the present application.
  • Figure 3 is a schematic diagram of the hardware structure of the controller 300 according to the first embodiment
  • Figure 4 is a schematic diagram of the hardware structure of a network node 400 according to the first embodiment
  • FIG. 5 is a schematic diagram of the activated TCI state provided by the embodiment of the present application.
  • Figure 6 is a schematic diagram of MAC CE signaling provided by the embodiment of this application.
  • Figure 7A is a schematic diagram 1 of an application scenario provided by an embodiment of the present application.
  • Figure 7B is a schematic diagram 2 of an application scenario provided by the embodiment of the present application.
  • Figure 7C is a schematic diagram three of an application scenario provided by the embodiment of the present application.
  • Figure 8 is a schematic flow chart of a control method provided by an embodiment of the present application.
  • Figure 9 is a schematic flowchart of a method for determining a search space set provided by an embodiment of the present application.
  • Figure 10A is a schematic diagram 1 of a search space set provided by an embodiment of the present application.
  • Figure 10B is a schematic diagram 2 of the search space set provided by the embodiment of the present application.
  • Figure 11A is a schematic diagram of the first moment provided by the embodiment of the present application.
  • Figure 11B is a schematic diagram 2 of the first moment provided by the embodiment of the present application.
  • Figure 12 is a schematic flow chart of another control method provided by an embodiment of the present application.
  • Figure 13 is a schematic structural diagram of a control device provided by an embodiment of the present application.
  • FIG. 14 is a schematic structural diagram of another control device provided by an embodiment of the present application.
  • FIG. 15 is a schematic structural diagram of another control device provided by an embodiment of the present application.
  • Figure 16 is a schematic structural diagram of yet another control device provided by an embodiment of the present application.
  • Figure 17 is a schematic structural diagram of a terminal device provided by an exemplary embodiment of the present application.
  • Figure 18 is a schematic structural diagram of a network device provided by an exemplary embodiment of the present application.
  • first, second, third, etc. may be used herein to describe various information, the information should not be limited to these terms. These terms are only used to distinguish information of the same type from each other.
  • first information may also be called second information, and similarly, the second information may also be called first information.
  • word “if” as used herein may be interpreted as “when” or “when” or “in response to determining.”
  • singular forms “a”, “an” and “the” are intended to include the plural forms as well, unless the context indicates otherwise.
  • A, B, C means “any of the following: A; B; C; A and B; A and C; B and C; A and B and C"; another example is, “ A, B or C” or "A, B and/or C” means "any of the following: A; B; C; A and B; A and C; B and C; A and B and C". Exceptions to this definition occur only when the combination of elements, functions, steps, or operations is inherently mutually exclusive in some manner.
  • each step in the flow chart in the embodiment of the present application is displayed in sequence as indicated by the arrows, these steps are not necessarily executed in the order indicated by the arrows. Unless explicitly stated in this article, the execution of these steps is not strictly limited in order, and they can be executed in other orders. Moreover, at least some of the steps in the figure may include multiple sub-steps or multiple stages. These sub-steps or stages are not necessarily executed at the same time, but may be executed at different times, and their execution order is not necessarily sequential. may be performed in turn or alternately with other steps or sub-steps of other steps or at least part of stages.
  • the words “if” and “if” as used herein may be interpreted as “when” or “when” or “in response to determining” or “in response to detection.”
  • the phrase “if determined” or “if (stated condition or event) is detected” may be interpreted as “when determined” or “in response to determining” or “when (stated condition or event) is detected )” or “in response to detecting (a stated condition or event)”.
  • Terminal devices can be implemented in various forms.
  • the terminal devices described in this application may include mobile phones, tablet computers, notebook computers, PDAs, personal digital assistants (Personal Digital Assistant, PDA), portable media players (Portable Media Player, PMP), navigation devices, Terminal devices such as wearable devices, smart bracelets, and pedometers, as well as fixed terminals such as digital TVs and desktop computers.
  • PDA Personal Digital Assistant
  • PMP portable media players
  • Terminal devices such as wearable devices, smart bracelets, and pedometers
  • fixed terminals such as digital TVs and desktop computers.
  • a terminal device will be taken as an example.
  • the structure according to the embodiments of the present application can also be applied to fixed-type terminals.
  • the terminal device 100 may include: RF (Radio Frequency, radio frequency) unit 101, WiFi module 102, audio output unit 103, A /V (audio/video) input unit 104, sensor 105, display unit 106, user input unit 107, interface unit 108, memory 109, processor 110, and power supply 111 and other components.
  • RF Radio Frequency, radio frequency
  • WiFi module 102 WiFi module
  • a /V audio/video
  • sensor 105 sensor
  • display unit 106 user input unit 107
  • interface unit 108 user input unit 107
  • memory 109 memory 109
  • processor 110 and power supply 111 and other components.
  • the radio frequency unit 101 can be used to receive and send information or signals during a call. Specifically, after receiving the downlink information of the base station, it is processed by the processor 110; in addition, the uplink data is sent to the base station.
  • the radio frequency unit 101 includes, but is not limited to, an antenna, at least one amplifier, transceiver, coupler, low noise amplifier, duplexer, etc.
  • the radio frequency unit 101 can also communicate with the network and other devices through wireless communication.
  • the above wireless communication can use any communication standard or protocol, including but not limited to GSM (Global System of Mobile communication, Global Mobile Communications System), GPRS (General Packet Radio Service, General Packet Radio Service), CDMA2000 (Code Division Multiple Access 2000 , Code Division Multiple Access 2000), WCDMA (Wideband Code Division Multiple Access, Wideband Code Division Multiple Access), TD-SCDMA (Time Division-Synchronous Code Division Multiple Access, Time Division Synchronous Code Division Multiple Access), FDD-NR (Frequency Division) Duplexing-Long Term Evolution, Frequency Division Duplex Long Term Evolution), TDD-NR (Time Division Duplexing-Long Term Evolution, Time Division Duplex Long Term Evolution) and 5G, etc.
  • GSM Global System of Mobile communication, Global Mobile Communications System
  • GPRS General Packet Radio Service
  • CDMA2000 Code Division Multiple Access 2000
  • WCDMA Wideband Code Division Multiple Access
  • TD-SCDMA Time Division-Synchronous Code Division Multiple Access, Time Division Synchronous Code Division Multiple
  • WiFi is a short-distance wireless transmission technology.
  • the terminal device can help users send and receive emails, browse web pages, access streaming media, etc. through the WiFi module 102. It provides users with wireless broadband Internet access.
  • FIG. 1 shows the WiFi module 102, it can be understood that it is not a necessary component of the terminal device and can be omitted as needed without changing the essence of the invention.
  • the audio output unit 103 can, when the terminal device 100 is in a call signal receiving mode, a call mode, a recording mode, a voice recognition mode, a broadcast receiving mode, etc., receive the audio signal received by the radio frequency unit 101 or the WiFi module 102 or store it in the memory 109 The audio data is converted into audio signals and output as sound. Furthermore, the audio output unit 103 may also provide audio output related to a specific function performed by the terminal device 100 (eg, call signal reception sound, message reception sound, etc.). The audio output unit 103 may include a speaker, a buzzer, or the like.
  • the A/V input unit 104 is used to receive audio or video signals.
  • the A/V input unit 104 may include a graphics processor (Graphics Processing Unit, GPU) 1041 and a microphone 1042.
  • the graphics processor 1041 can process still pictures or images obtained by an image capture device (such as a camera) in a video capture mode or an image capture mode. Video image data is processed.
  • the processed image frames may be displayed on the display unit 106.
  • the image frames processed by the graphics processor 1041 may be stored in the memory 109 (or other storage media) or sent via the radio frequency unit 101 or WiFi module 102.
  • the microphone 1042 can receive sounds (audio data) via the microphone 1042 in operating modes such as a phone call mode, a recording mode, a voice recognition mode, and the like, and can process such sounds into audio data.
  • the processed audio (voice) data can be converted into a format that can be sent to a mobile communication base station via the radio frequency unit 101 for output in a phone call mode.
  • Microphone 1042 may implement various types of noise cancellation (or suppression) algorithms to eliminate (or suppress) noise or interference generated in the process of receiving and transmitting audio signals.
  • the terminal device 100 also includes at least one sensor 105, such as a light sensor, a motion sensor, and other sensors.
  • the light sensor includes an ambient light sensor and a proximity sensor.
  • the ambient light sensor can adjust the brightness of the display panel 1061 according to the brightness of the ambient light.
  • the proximity sensor can turn off the display when the terminal device 100 moves to the ear. Panel 1061 and/or backlight.
  • the accelerometer sensor can detect the magnitude of acceleration in various directions (usually three axes). It can detect the magnitude and direction of gravity when stationary.
  • It can be used to identify applications of mobile phone posture (such as horizontal and vertical screen switching, related games, magnetometer attitude calibration), vibration recognition related functions (such as pedometer, tapping), etc.; as for the mobile phone, it can also be configured with fingerprint sensor, pressure sensor, iris sensor, molecular sensor, gyroscope, barometer, hygrometer, Other sensors such as thermometers and infrared sensors will not be described in detail here.
  • the display unit 106 is used to display information input by the user or information provided to the user.
  • the display unit 106 may include a display panel 1061, which may be configured in the form of a Liquid Crystal Display (LCD), an Organic Light-Emitting Diode (OLED), or the like.
  • LCD Liquid Crystal Display
  • OLED Organic Light-Emitting Diode
  • the user input unit 107 may be used to receive input numeric or character information and generate key signal input related to user settings and function control of the terminal device.
  • the user input unit 107 may include a touch panel 1071 and other input devices 1072.
  • the touch panel 1071 also known as a touch screen, can collect the user's touch operations on or near the touch panel 1071 (for example, the user uses a finger, stylus, or any suitable object or accessory on or near the touch panel 1071 operation), and drive the corresponding connection device according to the preset program.
  • the touch panel 1071 may include two parts: a touch detection device and a touch controller.
  • the touch detection device detects the user's touch orientation, detects the signal brought by the touch operation, and transmits the signal to the touch controller; the touch controller receives the touch information from the touch detection device and converts it into contact point coordinates , and then sent to the processor 110, and can receive the commands sent by the processor 110 and execute them.
  • the touch panel 1071 can be implemented using various types such as resistive, capacitive, infrared, and surface acoustic wave.
  • the user input unit 107 may also include other input devices 1072.
  • other input devices 1072 may include but are not limited to one or more of physical keyboards, function keys (such as volume control keys, switch keys, etc.), trackballs, mice, joysticks, etc., which are not specifically discussed here. limited.
  • the touch panel 1071 can cover the display panel 1061.
  • the touch panel 1071 detects a touch operation on or near it, it is transmitted to the processor 110 to determine the type of the touch event, and then the processor 110 determines the type of the touch event according to the touch event.
  • the type provides corresponding visual output on the display panel 1061.
  • the touch panel 1071 and the display panel 1061 are used as two independent components to implement the input and output functions of the terminal device, in some embodiments, the touch panel 1071 and the display panel 1061 can be integrated. The implementation of the input and output functions of the terminal device is not limited here.
  • the interface unit 108 serves as an interface through which at least one external device can be connected to the terminal device 100 .
  • external devices may include a wired or wireless headphone port, an external power (or battery charger) port, a wired or wireless data port, a memory card port, a port for connecting a device with an identification module, audio input/output (I/O) port, video I/O port, headphone port, etc.
  • the interface unit 108 may be used to receive input from an external device (eg, data information, power, etc.) and transmit the received input to one or more elements within the terminal device 100 or may be used to connect the terminal device 100 and the external device 100 . Transfer data between devices.
  • Memory 109 may be used to store software programs as well as various data.
  • the memory 109 may mainly include a storage program area and a storage data area.
  • the storage program area may store an operating system, an application program required for at least one function (such as a sound playback function, an image playback function, etc.), etc.;
  • the storage data area may Store data created based on the use of the mobile phone (such as audio data, phone book, etc.), etc.
  • memory 109 may include high-speed random access memory, and may also include non-volatile memory, such as at least one magnetic disk storage device, flash memory device, or other volatile solid-state storage device.
  • the processor 110 is the control center of the terminal device, using various interfaces and lines to connect various parts of the entire terminal device, by running or executing software programs and/or modules stored in the memory 109, and calling data stored in the memory 109 , perform various functions of the terminal device and process data, thereby overall monitoring the terminal device.
  • the processor 110 may include one or more processing units; preferably, the processor 110 may integrate an application processor and a modem processor.
  • the application processor mainly processes the operating system, user interface, application programs, etc., and modulation
  • the demodulation processor mainly handles wireless communications. It can be understood that the above modem processor may not be integrated into the processor 110 .
  • the terminal device 100 may also include a power supply 111 (such as a battery) that supplies power to various components.
  • a power supply 111 such as a battery
  • the power supply 111 may be logically connected to the processor 110 through a power management system, thereby achieving management of charging, discharging, and power consumption management through the power management system. and other functions.
  • the terminal device 100 may also include a Bluetooth module, etc., which will not be described again here.
  • FIG. 2 is an architecture diagram of a communication network system provided by an embodiment of the present application.
  • the communication network system is an NR (New Radio, New Radio) system of universal mobile communication technology.
  • the NR system includes sequential communication connections.
  • UE User Equipment
  • E-UTRAN Evolved UMTS Terrestrial Radio Access Network, Evolved UMTS Terrestrial Radio Access Network
  • EPC Evolved Packet Core, Evolved Packet Core Network
  • IP Business 204 the operator's IP Business 204.
  • UE 201 may be the above-mentioned terminal 100, which will not be described again here.
  • E-UTRAN202 includes eNodeB2021 and other eNodeB2022, etc.
  • eNodeB2021 can be connected to other eNodeB2022 through backhaul (for example, X2 interface), eNodeB2021 is connected to EPC203, and eNodeB2021 can provide access from UE201 to EPC203.
  • backhaul for example, X2 interface
  • EPC 203 may include MME (Mobility Management Entity, mobility management entity) 2031, HSS (Home Subscriber Server, home user server) 2032, other MME 2033, SGW (Serving Gate Way, service gateway) 2034, PGW (PDN Gate Way, packet data Network Gateway) 2035 and PCRF (Policy and Charging Rules Function, policy and charging functional entity) 2036, etc.
  • MME2031 is a control node that processes signaling between UE201 and EPC203, and provides bearer and connection management.
  • HSS2032 is used to provide some registers to manage functions such as the home location register (not shown in the figure), and to save some user-specific information about service characteristics, data rates, etc. All user data can be sent through SGw2034.
  • PGW2035 can provide IP address allocation and other functions for UE 201.
  • PCRF2036 is the policy and charging control policy decision point for business data flows and IP bearer resources. It is the policy and charging execution function. The unit (not shown) selects and provides available policy and charging control decisions.
  • IP services 204 may include the Internet, Intranet, IMS (IP Multimedia Subsystem, IP Multimedia Subsystem) or other IP services.
  • IMS IP Multimedia Subsystem, IP Multimedia Subsystem
  • FIG. 3 is a schematic diagram of the hardware structure of a controller 300 provided by this application.
  • the controller 300 includes: a memory 301 and a processor 302.
  • the memory 301 is used to store program instructions
  • the processor 302 is used to call the program instructions in the memory 301 to execute the steps performed by the controller in the first method embodiment. Its implementation principle The beneficial effects are similar and will not be repeated here.
  • the above-mentioned controller also includes a communication interface 303, which can be connected to the processor 302 through a bus 304.
  • the processor 302 can control the communication interface 303 to implement the receiving and sending functions of the controller 300.
  • FIG. 4 is a schematic diagram of the hardware structure of a network node 400 provided by this application.
  • the network node 400 includes: a memory 401 and a processor 402.
  • the memory 401 is used to store program instructions.
  • the processor 402 is used to call the program instructions in the memory 401 to execute the steps performed by the first node in the first method embodiment. Its implementation principle The beneficial effects are similar and will not be repeated here.
  • the above-mentioned controller also includes a communication interface 403, which can be connected to the processor 402 through a bus 404.
  • the processor 402 can control the communication interface 403 to implement the receiving and transmitting functions of the network node 400.
  • the above integrated modules implemented in the form of software function modules can be stored in a computer-readable storage medium.
  • the above-mentioned software function modules are stored in a storage medium and include a number of instructions to cause a computer device (which can be a personal computer, a server, or a network device, etc.) or a processor (English: processor) to execute the methods of various embodiments of the present application. Some steps.
  • a computer program product includes one or more computer instructions.
  • Computer instructions may be stored in or transmitted from one computer-readable storage medium to another computer-readable storage medium, e.g., computer instructions may be transmitted from a website, computer, server or data center via a wired link (e.g.
  • Coaxial cable, optical fiber, digital subscriber line (DSL)) or wireless means to transmit to another website site, computer, server or data center.
  • Computer-readable storage media can be any available media that can be accessed by a computer or a data storage device such as a server, data center, or other integrated media that contains one or more available media. Available media may be magnetic media (eg, floppy disk, hard disk, tape), optical media (eg, DVD), or semiconductor media (eg, solid state disk, SSD), etc.
  • the network device sends a downlink channel to the terminal device, and the terminal device can receive the downlink channel on a specific frequency domain resource.
  • the terminal device can perform single reception and repeated reception.
  • the terminal device cannot determine when to perform single reception or repeated reception, resulting in the terminal device being unable to determine the reception method of receiving the downlink channel; and/or, when performing single reception or repeated reception through the search space set , the efficiency of determining the search space set is low.
  • embodiments of the present application provide a control method, communication device and storage medium, which can add or multiplex fields in the downlink information.
  • the terminal device determines the reception mode and/or the downlink channel according to the fields in the downlink information. or monitoring mode. In this way, since the receiving mode and/or monitoring mode of the downlink channel can be indicated through the field, the terminal device determines the receiving mode and/or monitoring mode of the downlink channel based on the downlink information; and/or the terminal device can determine the receiving mode and/or monitoring mode of the downlink channel according to the receiving mode and/or monitoring mode of the downlink channel. /Or the monitoring method determines the search space set, which improves the efficiency of determining the search space set.
  • Radio Resource Control refers to wireless resource management, control and scheduling through certain strategies and means.
  • the network device sends RRC signaling to the terminal device.
  • Downlink Control Information Downlink control information sent by the network device to the terminal device through the Physical Downlink Control Channel (PDCCH), which can include uplink and downlink resource allocation and the number of hybrid automatic repeat request processes (Hybrid Automatic Repeat reQuest) information, power control, etc.
  • PDCH Physical Downlink Control Channel
  • Hybrid Automatic Repeat reQuest Hybrid Automatic Repeat reQuest
  • TCI status can be used to provide Quasi Co-Location (QCL) information.
  • QCL Quasi Co-Location
  • the terminal equipment determines the receiving beam of the PDCCH according to the QCL information to receive or monitor the PDCCH.
  • the mode of TCI state can be divided into uplink and downlink combined (ioint) mode and uplink and downlink independent (separate) mode, among which,
  • the uplink and downlink joint mode is a mode in which the uplink and downlink joint TCI states are jointly configured.
  • the joint TCI state can be obtained according to the TCI state (TCI-State) parameter, that is, the receiving beam of the downlink channel and the transmit beam of the uplink channel are determined according to the joint TCI state source reference signal.
  • TCI-State TCI state
  • the uplink and downlink independent mode is a mode in which the downlink (DL) TCI state and the uplink (UP Link, UL) TCI state are configured independently.
  • the DL TCI state can be obtained according to the TCI-State, that is, the receiving beam of the downlink channel is determined based on the DL TCI state source reference signal.
  • the UL TCI state can be obtained according to TCI-UL-State-r17, that is, the transmit beam of the uplink channel is determined based on the UL TCI state source reference signal.
  • the network device can activate part of the TCI state, and the activated TCI state can be used for PDCCH reception or monitoring.
  • FIG. 5 is a schematic diagram of the activated TCI state provided by the embodiment of the present application.
  • the TCI state pool may include multiple TCI states.
  • the TCI code point can correspond to 1 or 2 TCI states.
  • the 1 TCI state can be 1 UL TCI state, or 1 DL TCI state, or 1 joint TCI state; if the TCI code point corresponds to 2 TCI states, then the 1 TCI state can be 1 UL TCI state, 1 DL TCI state, or 1 joint TCI state;
  • the two TCI states can be DL TCI state and ULTCI state respectively.
  • one TCI code point can correspond to 1 or 2 TCI states, 3 TCI states, or 4 TCI states. If the TCI code point corresponds to 1 TCI state, then the 1 TCI state can be 1 UL TCI state, or 1 DL TCI state, or 1 joint TCI state; if the TCI code point corresponds to 2 TCI states, then the 1 TCI state can be 1 UL TCI state, 1 DL TCI state, or 1 joint TCI state; The two TCI states can be the DL TCI state and the UL TCI state corresponding to one network device, or they can be one TCI state for each of the two network devices, that is, any one of the DL TCI state, the UL TCI state, and the combined TCI state; if The TCI code point corresponds to 3 TCI states.
  • One network device corresponds to 1 TCI state, namely: any one of DL TCI state, UL TCI state, and combined TCI state.
  • the other network device corresponds to 2 TCI states, namely: DL TCI status and UL TCI status; if the TCI code point corresponds to 4 TCI statuses, each network device corresponds to 2 TCI statuses, namely: DL TCI status and UL TCI status.
  • This TCI state can be used by the terminal device to receive/or monitor the PDCCH.
  • MAC CE Media Access Control-Control Element
  • the network device sends MAC CE signaling to the terminal device to exchange control information about the MAC layer with the terminal device.
  • FIG. 6 is a schematic diagram of MAC CE signaling provided by the embodiment of this application.
  • MAC CE signaling can include N+3 bytes (Octet, Oct), which are Oct 1, Oct 2, Oct 3, Oct 4, Oct 5,..., OctN +3.
  • the byte length of any Oct is 8 bits.
  • Oct 1 may include an R field, a serving cell ID (Serving Cell ID) field and a downlink bandwidth identification (Down Link Bandwidth Part Identification, DL BWP ID) field.
  • the R field is a reserved field, and the field length is 1 bit;
  • the serving cell identification field can be used to indicate the serving cell ID applicable to the MAC CE, that is, the physical cell identification of the serving cell, and the length of this field can be 5 bits;
  • the DL BWP ID field can be used to indicate the downlink bandwidth applicable to the MAC CE.
  • the length of this field can be 2 bits.
  • Oct 3 can include 8 P fields, namely P1, P2, P3,..., P8.
  • the length of the fields is 1 bit.
  • this field can be used to indicate one or more TCI states corresponding to each TCI code point.
  • the Pi field is 1, it can indicate that the i-th TCI code point corresponds to two TCI states, namely the DL TCI state and the UL TCI state; if the Pi field is 0, it can indicate that the i-th TCI code point Corresponds to 1 TCI state, which can be DLTCI state or ULTCI state.
  • Oct 4 can include D/U (Down/Up) field and TCI status ID field.
  • the D/U field can be used to indicate that the TCI status in the byte is used for downlink reception/monitoring or uplink reception. If the D/U field is 1, the TCI status in the byte is used for uplink and downlink combination or downlink reception/monitoring; if the D/U field is 0, the TCI status in the byte is used for uplink reception.
  • the TCI status ID can be used to identify the ID of the TCI status. If the D/U field is 1, a 7-bit TCI state ID can be used; if the D/U field is 0, the most significant bit of the TCI state ID is a reserved bit, and the remaining 6 bits are the ULTCI State ID specified by the protocol.
  • TCI code point can correspond to 2 TCI states.
  • TCI state ID1 in Oct 4
  • TCI state ID2 in Oct 5
  • TCI state ID16 in Oct 19.
  • FIG. 7A is a schematic diagram 1 of an application scenario provided by an embodiment of the present application. See Figure 7A, including network equipment and end equipment. Communication can take place between network devices and end devices.
  • Network equipment can send information to terminal equipment through PDCCH-1.
  • the terminal equipment can receive or monitor PDCCH-1 on a specific time-frequency domain resource once to receive information.
  • the network device can be called a Transmission/Reception Point (TRP), and this way of receiving or monitoring the PDCCH sent by a single network device can be called a single reception or monitoring.
  • TRP Transmission/Reception Point
  • any one of the network devices can send information to the terminal device through PDCCH-1, and the terminal device can receive or monitor PDCCH-1 once on a specific time-frequency domain resource to receive the information.
  • the method of receiving or monitoring the PDCCH sent by a single network device may also be called single reception or monitoring.
  • FIG. 7B is a schematic diagram 2 of an application scenario provided by the embodiment of the present application. Please refer to Figure 7B, including network device 1, network device 2 and terminal device. Network device 1 and network device 2 can communicate with terminal devices respectively.
  • Network device 1 can send information to the terminal device through PDCCH-1, and network device 2 can send information to the terminal device through PDCCH-2.
  • the terminal equipment can repeatedly receive or monitor PDCCH-1 and PDCCH-2 on specific time-frequency domain resources to receive information.
  • Network device 1 and network device 2 may be transmission reception points. This method of receiving or monitoring PDCCHs sent by multiple network devices may be called repeated reception or monitoring.
  • Figure 7C is a schematic diagram three of an application scenario provided by the embodiment of the present application. Please refer to Figure 7C, including network device 1, network device 2 and terminal device. Network device 1 and network device 2 can communicate with the terminal device 102 respectively.
  • Network device 1 can send information to the terminal device through Physical Downlink Share Channel (Physical Downlink Share Channel, PDSCH)-1, and network device 2 can send information to the terminal device through PDSCH-2.
  • the terminal equipment can receive PDSCH-1 and PDSCH-2 on specific time-frequency domain resources, that is, it can receive repeatedly.
  • Network device 1 and network device 2 may be transmission reception points. This method of receiving PDSCHs sent by multiple network devices may be called multi-receiver opportunity reception.
  • Figure 8 is a schematic flowchart of a control method provided by an embodiment of the present application. See Figure 6, the method may include:
  • the network device sends downlink information to the terminal device.
  • Downlink information may include DCI, MAC CE signaling.
  • the network device can remotely schedule each terminal device through DCI.
  • Network devices and terminal devices can exchange control information about the MAC layer through MAC CE signaling.
  • the network device can send DCI and/or MAC CE signaling to the terminal device through the wireless network.
  • the terminal device determines the receiving mode and/or monitoring mode of the downlink channel based on the downlink information.
  • the reception mode of the downlink channel can be single reception or repeated reception; the monitoring mode of the downlink channel can be single monitoring or repeated monitoring.
  • the reception mode of the downlink channel may be switched from single reception to repeated reception, or the monitoring mode of the downlink channel may be switched from single monitoring to repeated monitoring.
  • a new field may be added or multiplexed in the downlink information, and the field may be used to indicate the receiving mode and/or monitoring mode of the downlink channel.
  • the terminal device may decode the downlink information to determine the fields in the downlink information, thereby determining the reception mode and/or monitoring mode of the downlink channel based on the fields in the downlink information.
  • the network device sends downlink information to the terminal device.
  • the terminal device determines the reception mode and/or monitoring mode of the downlink channel based on the downlink information. Since the downlink information may include a new/multiplexed field, which may be used to indicate the reception mode and/or monitoring mode of the downlink channel, the terminal device determines the reception mode and/or monitoring mode of the downlink channel based on the fields in the downlink information. Monitoring mode.
  • a new or multiplexed field can be added to the DCI through Method 1 and Method 2 to directly indicate the receiving method or monitoring method of the PDCCH and/or the receiving method of the PDSCH; the field can be added to the DCI through Method 3 and Method 4.
  • Newly added or multiplexed fields are used to indirectly indicate the PDCCH reception mode or monitoring mode; methods 5 and 6 can be used to add or multiplex fields in MAC CE signaling to indicate the PDCCH reception mode or monitoring mode.
  • the DCI may include a first field, and the first field may be used to indicate the receiving mode or monitoring mode of the PDCCH.
  • DCI can be composed of multiple fields, and each field occupies different bits.
  • DCI can be multi-bit information composed of 26 fields.
  • a first field may be added to the DCI, and the first field may be a 1-bit field.
  • the first field when the first field is the first value, the first field is used to indicate that the PDCCH reception mode is PDCCH single reception, or the PDCCH monitoring mode is PDCCH single monitoring; when the first field is the When the value is two, the first field is used to indicate that the PDCCH reception mode is PDCCH repeated reception, or the PDCCH monitoring mode is PDCCH repeated monitoring, and vice versa.
  • a first field can be added to the DCI.
  • the first field When the first field is 0, it can be used to indicate that the PDCCH reception mode is PDCCH single reception, or the PDCCH monitoring mode is PDCCH single monitoring; and/or, when the When one field is 1, it can be used to indicate that the PDCCH reception mode is PDCCH repeated reception, or the PDCCH monitoring mode is PDCCH repeated monitoring, and vice versa.
  • a certain 1-bit field in the DCI can be re-parsed to multiplex the 1-bit field in the DCI.
  • This 1-bit field can be used as the first field to indicate the receiving mode or monitoring mode of the PDCCH.
  • the fields multiplexed in DCI may be the DMRS sequence initialization field or the Minimum applicable scheduling offset indicator (Minimum applicable scheduling offset indicator) field.
  • the reused field can be used as the first field.
  • the multiplexed field is 0, it can be used to indicate that the PDCCH reception mode is PDCCH single reception, or the PDCCH monitoring mode is PDCCH single monitoring; and/or when the multiplexed field is 1, it can be Used to indicate that the PDCCH reception mode is PDCCH repeated reception, or the PDCCH monitoring mode is PDCCH repeated monitoring.
  • a certain multi-bit field in the DCI can also be re-parsed to multiplex a certain 1-bit bit in the multi-bit field.
  • This multi-bit field may be used as the first field to indicate the receiving mode or monitoring mode of the PDCCH.
  • the multi-bit field can be a Hybrid Automatic Repeat ReQuest process number (HARQ process number) field, and the HARQ process number field can be used as the first field.
  • the 1 bit can be the lowest 1 bit or the highest 1 bit. When the 1-bit bit is 0, it can be used to indicate that the PDCCH reception mode is PDCCH single reception, or the PDCCH monitoring mode is PDCCH single monitoring; and/or, when the 1-bit bit is 1, it can be used to indicate Indicates that the PDCCH reception mode is PDCCH repeated reception, or the PDCCH monitoring mode is PDCCH repeated monitoring, and vice versa.
  • the first field in the above content can be used to indicate the receiving mode or monitoring mode of the PDCCH when considering the PDCCH.
  • the first field may also be used to indicate the reception mode of PDSCH.
  • a first field may be added to the DCI, and the first field may be used to indicate the receiving mode or monitoring mode of the PDCCH and/or the receiving mode of the PDSCH.
  • the first field when the first field is a first value, the first field is used to indicate that the receiving mode of the PDCCH is PDCCH repeated reception, or the monitoring mode of the PDCCH is PDCCH repeated monitoring; and/or, when the first field When it is the second value, the first field is used to indicate that the PDSCH reception mode is PDSCH multi-receiver opportunity reception, and vice versa.
  • a first field can be added to the DCI.
  • the first field is 0, it can be used to indicate that the PDCCH reception mode is PDCCH repeated reception, or the PDCCH monitoring mode is PDCCH repeated monitoring. ; and/or, when the first field is 1, it may be used to indicate that the PDCCH reception mode is PDCCH repeated reception, or the PDSCH reception mode is PDSCH multi-receiver opportunity reception, and vice versa.
  • the DCI may include a second field, and the second field may be used to indicate the receiving mode or monitoring mode of the PDCCH and/or the receiving mode of the PDSCH.
  • the second field may be a 2-bit field newly added to DCI.
  • the second field can be used to indicate that the receiving mode of the PDCCH is PDCCH repeated reception, or the monitoring mode of the PDCCH is PDCCH repeated monitoring; and/or, when the second field
  • the second field is used to indicate that the PDSCH reception mode is PDSCH multi-receiver opportunity reception; and/or, when the second field is the fifth value, the second field is used to indicate that the PDCCH reception mode is repetition.
  • the reception or PDCCH monitoring mode is repeated monitoring and the PDSCH reception mode is PDSCH multi-receiver reception.
  • the data format of the third numerical value, the fourth numerical value and the fifth numerical value may be a binary format.
  • the third value may be 00
  • the fourth value may be 01
  • the fifth value may be 10.
  • the value of the second field and the corresponding indication content can be as shown in Table 1:
  • the DCI may include a third field, and the third field may be used to indicate the first number of activated TCI states for PDCCH reception or monitoring.
  • the third field may be a 2-bit field newly added to DCI.
  • the network device can activate the TCI state, and the activated TCI state can be used for PDCCH reception or monitoring.
  • the third field can be used to indicate that the first quantity is 1; when the third field is the fifth value or the sixth value, the third field field is used to indicate that the first quantity is 2.
  • the data format of the third numerical value, the fourth numerical value, the fifth numerical value and the sixth numerical value may be a binary format.
  • the third numerical value may be 00
  • the fourth numerical value may be 01
  • the fifth numerical value may be 10
  • the sixth numerical value may be 11.
  • the first number is 1, which indicates that the PDCCH receiving mode is PDCCH single reception, or the PDCCH monitoring mode is PDCCH single monitoring; and/or the first number is 2, which indicates that the PDCCH receiving mode is PDCCH repetition.
  • the reception or PDCCH monitoring mode is PDCCH repeated monitoring.
  • the value of the third field, the corresponding first quantity, and the corresponding indication content can be as shown in Table 2:
  • the first TCI state and the second TCI state can both be a combined TCI state in uplink and downlink combined mode, or a DL TCI state in uplink and downlink independent mode; or they can be respectively a combined TCI state in uplink and downlink combined mode and uplink and downlink independent mode.
  • DL TCI status in mode may be TCI states used by the terminal device for downlink channel reception and/or monitoring.
  • one TCI state that is, the first TCI state or the second TCI state can be used for single reception/monitoring of PDCCH. opportunity; if the reception mode of PDCCH is repeated reception, or the monitoring mode of PDCCH is repeated monitoring, then 2 TCI states, namely the first TCI state and the second TCI state, can be used for repeated reception opportunities or repeated monitoring opportunities of PDCCH .
  • the DCI may include a fourth field, and the fourth field is used to indicate the second number of TCI states used for PDCCH reception or monitoring.
  • the fourth field may be a 1-bit field newly added to the DCI.
  • method 4 may be applicable when there are multiple activated TCI states.
  • the second number refers to the number of TCI states used in the activated TCI state. The second number is used to indicate the receiving mode or monitoring mode of the PDCCH.
  • the fourth field is a first value, it can be used to indicate that the second quantity is 1; if the fourth field is a second value, it can be used to indicate that the second quantity is 2.
  • the data format of the first numerical value and the second numerical value may be a binary format.
  • the first value may be 0.
  • the second value may be 1.
  • the second number is 1, it can be used to indicate that the PDCCH reception mode is PDCCH single reception, or the PDCCH monitoring mode is PDCCH single monitoring; and/or if the second number is 2, it can be used Indicates that the PDCCH reception mode is PDCCH repeated reception, or the PDCCH monitoring mode is PDCCH repeated monitoring.
  • the value of the fourth field, the corresponding second quantity, and the corresponding indication content can be as shown in Table 3:
  • the above methods 3 and 4 can indirectly indicate the receiving mode or monitoring mode of the PDCCH, that is, the first number of activated TCI states or the second number of used TCI states can be indicated through a field, and then the first number or the second number of TCI states used can be indicated.
  • the second quantity indicates the receiving mode or monitoring mode of the PDCCH.
  • mode 3 and mode 4 can indicate the PDCCH receiving mode or monitoring mode. It should be noted that before using mode 3 and mode 4 to indicate the PDCCH receiving mode or monitoring mode, the following two judgment methods can be used to determine whether the PDCCH receiving mode or monitoring mode is supported for switching.
  • Judgment method 1 Add a parameter in the RRC signaling. This parameter is used to indicate whether the PDCCH receiving mode or monitoring mode is to be switched.
  • Mode 3 and Mode 4 indicate the switched PDCCH receiving mode or monitoring mode; if this parameter indicates that the PDCCH receiving mode or monitoring mode cannot be switched, If the PDCCH is switched, there is no need to indicate the receiving mode or monitoring mode of the switched PDCCH through Mode 3 and Mode 4.
  • Determination method 2 Whether the search space connection parameters are configured in the search space set configured by RRC, and whether the PDCCH reception mode or monitoring mode is supported for switching.
  • search space set configured by RRC is configured with search space connection parameters, it is considered that the PDCCH reception mode or monitoring mode can be supported for switching, and the PDCCH reception mode or monitoring mode after switching can be indicated through mode 3 and mode 4; if If the search space set configured by RRC is not configured with search space connection parameters, it is considered that the PDCCH reception mode or monitoring mode is not supported for switching, and there is no need to indicate the PDCCH reception mode or monitoring mode after switching through Method 3 and Mode 4.
  • the first TCI state can be associated with the first CORESET
  • the second TCI state can be associated with the second CORESET
  • the TCI state and CORESET are also mapped according to the time sequence determined by the CORESET and its corresponding search space set. For example, if the determination time of the first CORESET is earlier than the determination time of the second CORESET, the first TCI state can be associated with the first CORESET, and the second TCI state can be associated with the second CORESET.
  • Method 5 Multiplex the fifth field in MAC CE signaling.
  • the fifth field can be used to indicate the receiving mode or monitoring mode of the PDCCH.
  • the fifth field may be any R field in the MAC CE signaling in Figure 4.
  • the fifth field may be the leftmost R field of Oct1 in Figure 4 or the rightmost R field of Oct2.
  • the fifth field may be a 1-bit field.
  • the fifth field is the first value, it can be used to indicate that the PDCCH reception mode is PDCCH single reception, or the PDCCH monitoring mode is PDCCH single monitoring; if the fifth field is the second value, then use Indicates that the reception mode of the PDCCH is PDCCH repeated reception, or the monitoring mode of the PDCCH is PDCCH repeated monitoring, and vice versa.
  • the data format of the first numerical value and the second numerical value may be a binary format.
  • the first value may be 0 and the second value may be 1.
  • the fifth field is an R field in MAC CE signaling
  • the R field is 0, it can be used to indicate that the PDCCH reception mode is PDCCH single reception, or the PDCCH monitoring mode is PDCCH single time. Monitoring; and/or, if the R field is 1, it can be used to indicate that the PDCCH reception mode is PDCCH repeated reception, or the PDCCH monitoring mode is PDCCH repeated monitoring, and vice versa.
  • Method 6 Add a new field to the MAC CE signaling to indicate the reception mode and/or monitoring mode of the downlink channel.
  • the MAC CE signaling may include a sixth field and a seventh field, and the sixth field and the seventh field may be used to indicate the receiving mode or monitoring mode of the PDCCH.
  • both the sixth field and the seventh field may be 1-bit fields.
  • the sixth field and the seventh field may respectively correspond to two TCI states for downlink transmission.
  • the sixth field and the seventh field may be used to indicate that the PDCCH reception mode is PDCCH single reception, or the PDCCH monitoring mode is PDCCH single monitoring; And/or, if the values indicated by the sixth field and the seventh field are different, the sixth field and the seventh field may be used to indicate that the PDCCH reception mode is PDCCH repeated reception, or the PDCCH monitoring mode is PDCCH repeated monitoring.
  • the sixth field and the seventh field are both 0 or 1, it may indicate that the PDCCH reception mode is PDCCH single reception, or the PDCCH monitoring mode is PDCCH single monitoring; and/or, if the sixth field If it is 0 and the seventh field is 1, it may indicate that the PDCCH reception mode is PDCCH repeated reception, or the PDCCH monitoring mode is PDCCH repeated monitoring.
  • the design of the sixth field and the seventh field may include the following two design methods:
  • all TCI code points correspond to one sixth field and one seventh field.
  • the sixth field corresponds to the first TCI state of all TCI code points
  • the seventh field corresponds to the second TCI state of all TCI code points.
  • the sixth and seventh fields corresponding to all TCI code points can be as shown in Table 4:
  • Each TCI code point corresponds to a sixth field and a seventh field.
  • the sixth field of each TCI code point corresponds to the first TCI state of the TCI code point
  • the seventh field corresponds to the second TCI state of the TCI code point
  • the sixth and seventh fields corresponding to each TCI code point can be as shown in Table 5:
  • each TCI code point can correspond to up to 2 TCI states, which are the first TCI state and the second TCI state. Therefore, all TCI code points correspond to a maximum of 8 sixth fields and a maximum of 8 corresponding seventh fields.
  • the TCI state can be associated with the TCI state.
  • the two TCI states may be the first TCI state and the second TCI state respectively.
  • the first TCI state and the second TCI state can both be the combined TCI state in the uplink and downlink combined mode, or the DL TCI in the uplink and downlink independent mode; or they can be respectively the combined TCI state in the uplink and downlink combined mode and the DL TCI in the uplink and downlink independent mode. state.
  • the two TCI states that is, the first TCI state and the second TCI state, can be used for repeated reception opportunities or repeated listening opportunities of the PDCCH; or, the two TCI states, that is, the first TCI state and the second TCI state Multiple reception opportunities for PDSCH.
  • the format of the above DCI may be a UE-specific DCI format or a public DCI format.
  • the UE-specific DCI format can be DCI 1_1/1_2
  • the public DCI format can be DCI 2_x.
  • the terminal device may determine the receiving mode or monitoring mode of the PDCCH and/or the receiving mode of the PDSCH in any of the above six ways.
  • the terminal device may receive or monitor the PDCCH through the search space set.
  • the efficiency of determining the search space set is low.
  • this application provides a method for determining a search space set to improve the efficiency of determining a search space set.
  • Figure 9 is a schematic flowchart of a method for determining a search space set provided by an embodiment of the present application. See Figure 9, the method can include:
  • the terminal device determines the search space set used by the PDCCH according to the receiving mode or monitoring mode of the PDCCH.
  • the PDCCH reception method may include single reception or repeated reception; the PDCCH monitoring method may be single monitoring or repeated monitoring.
  • the search space set may include a first search space set and a second search space set; a search space connection parameter (SearchSpaceLinkingId) may be configured between the first search space set and the second search space set.
  • SearchSpaceLinkingId search space connection parameter
  • the set of search spaces may include a third set of search spaces.
  • the third search space set may be different from the first search space set or the second search space set; the third search space set may be the first search space set or the second search space set.
  • Figure 10A is a schematic diagram 1 of a search space set provided by an embodiment of the present application.
  • the search space set may include n first search space sets, n second search space sets, and m third search space sets (n, m are positive integers).
  • the first search space set-1 and the second search space set-1, the first search space set-2 and the second search space set-2, ..., the first search space set-n and the second search space set -n are connected in pairs through search space connection parameters respectively. None of the third search space set-1, the third search space set-2,..., and the third search space set-m are configured with search space connection parameters.
  • Figure 10B is a schematic diagram 2 of a search space set provided by an embodiment of the present application.
  • the search space set may include a first search space set group and a second search space set group.
  • the first search space set group may include a first search space set-1 and a second search space set-1,..., a first search space set-n and a second search space set-n, and the The first search space set-1 and the second search space set-1,..., the first search space set-n and the second search space set-n are connected in pairs through search space connection parameters respectively.
  • the second search space set group may include a third search space set-1, a third search space set-2,..., a third search space set-m, and no search space connection parameters are configured in any of them.
  • the third search space set may also be any one of the first search space set or the second search space set in Figure 10A or Figure 10B.
  • the search space set used by the PDCCH may include a first search space set and a second search space set as shown in Figure 10A; Alternatively, it may include a first search space set and a second search space set in the first search space set group as shown in FIG. 10B .
  • the search space set used by PDCCH may be a third search space set as shown in Figure 10A; or, it may be as shown in Figure 10A
  • the third search space set in the second search space set group in 10B it can also be any first search space set or second search space set as shown in Figure 10A or Figure 10B.
  • the network device sends PDCCH according to the search space set.
  • the network device may determine the configured search space set according to RRC signaling, so as to perform single transmission or repeated transmission of the PDCCH according to the search space set.
  • the search space set used to transmit the PDCCH may include the first search space set and the second search space set as shown in Figure 10A; or may include the first search space set as shown in Figure 10B The first search space set and the second search space set in the set group.
  • the search space set used to transmit the PDCCH may be the third search space set as shown in Figure 10A; or, it may be the third search space set in the second search space set group as shown in Figure 10B.
  • Search space set it can also be any first search space set or second search space set as shown in Figure 10A or Figure 10B.
  • the terminal device receives or monitors PDCCH according to the search space set.
  • the search space set has a corresponding control resource set CORESET.
  • the CORESET has a corresponding TCI status.
  • the terminal device can configure the first search space set and the second search space set with search space connection parameters, and with In the resources determined by CORESET corresponding to the first search space set and the second search space set, use the corresponding two TCI states to receive or monitor the PDCCH; if the PDCCH reception mode is PDCCH single reception or PDCCH monitoring mode For single monitoring of PDCCH, the terminal device can use a corresponding TCI state to receive or monitor PDCCH in a third search space set and a resource determined by CORESET corresponding to the third search space set.
  • the terminal device may use a new PDCCH receiving method to receive PDCCH according to the search space set and the corresponding CORESET starting from the first time and/or the symbol after the first time, or use a new PDCCH monitoring method. PDCCH monitoring.
  • the first moment may be the first symbol after the feedback information is reported and the beam application time (beamApp Time) has passed, or the DCI indicating the reception mode or monitoring mode of the PDCCH is decoded and the N symbols have passed. a symbol.
  • Feedback information includes positive feedback (Acknowledgement, ACK) information and negative feedback (Negative Acknowledgment, NACK) information.
  • ACK Acknowledgement
  • NACK Negative Acknowledgment
  • the ACK message is a positive feedback.
  • the receiver can reply to the sender after receiving the data.
  • the NACK message is a negative feedback.
  • the receiver only notifies the sender when the data is not received or the decoding error occurs. .
  • the value range of the beam application time can be ⁇ 1, 2, 4, 7, 14, 28, 42, 56, 70, 84, 98, 112, 224, 336 ⁇ , and the unit is symbol.
  • FIG. 11A is a schematic diagram of the first moment provided by the embodiment of the present application.
  • the intelligent terminal can receive the PDCCH and parse the downlink information carried by the PDCCH. If the field in the downlink information indicates that the PDCCH reception mode is switched to repeated reception, after the parsing is successful, the terminal device can use the Physical Uplink Control Channel (PUCCH) or the Physical Uplink Share Channel (Physical UPlink Share Channel, PUSCH) , report ACK. Starting from the last symbol of PUCCH/PUSCH, the first symbol after beam application time (beamAppTime) symbols can be determined as the first moment, as shown in Figure 11A. Then, after the first moment, the new PDCCH reception/monitoring method can be started to be applied on the first PDCCH reception/monitoring opportunity, that is, repeated reception/monitoring through PDCCH-1 and PDCCH-2.
  • PUCCH Physical Uplink Control Channel
  • PUSCH Physical Uplink Share Channel
  • Figure 11B is a schematic diagram 2 of the first moment provided by the embodiment of the present application.
  • the terminal equipment can receive the PDCCH and parse out the downlink information carried by the PDCCH. If the field in the downlink information indicates that the reception mode of the PDCCH is switched to repeated reception, the first symbol starting from the last symbol of the PDCCH and after N symbols can be determined as the first moment, as shown in Figure 11B Show. Then, after the first moment, the new PDCCH reception method can be started to be applied on the first PDCCH reception/monitoring opportunity, that is, repeated reception/monitoring through PDCCH-1 and PDCCH-2.
  • the network device can send PDCCH to the terminal device according to the search space set, and the terminal device can determine the search space set according to the PDCCH receiving mode or monitoring mode, and then can receive or monitor the PDCCH according to the search space set. Since different PDCCH receiving modes or monitoring modes can be associated with different search space sets, the terminal device can determine the search space set according to the PDCCH receiving mode or monitoring mode, which improves the efficiency of determining the search space set.
  • Figure 12 is a schematic flowchart of another control method provided by an embodiment of the present application. See Figure 12, the method may include:
  • the network device sends downlink information to the terminal device.
  • the downlink information may include DCI and MAC CE signaling.
  • the network device can send DCI and/or MAC CE signaling to the terminal device through the wireless network.
  • the terminal device determines the receiving mode and/or monitoring mode of the PDCCH according to the downlink information.
  • the PDCCH reception method may include single reception or repeated reception; the PDCCH monitoring method may be single monitoring or repeated monitoring.
  • the reception mode of the downlink channel may be switched from single reception to repeated reception, or the monitoring mode of the downlink channel may be switched from single monitoring to repeated monitoring.
  • a new field may be added or multiplexed in the downlink information, and the field may be used to indicate the receiving mode and/or monitoring mode of the downlink channel.
  • the downlink information includes DCI
  • the downlink information includes MAC CE signaling
  • different fields can be added or multiplexed in the MAC CE signaling through the above methods 5 and 6.
  • the terminal device may decode the downlink information to determine the fields in the downlink information, and thereby determine the reception mode and/or monitoring mode of the downlink channel based on the fields in the downlink information.
  • the DCI can be decoded. If it is determined that the DCI includes the first field, then if the first field is 0, the terminal device can determine that the PDCCH reception mode is PDCCH single reception, or the PDCCH monitoring mode is PDCCH single monitoring; if the first field is 1, Then the terminal device may determine that the PDCCH receiving mode is PDCCH repeated reception, or the PDCCH monitoring mode is PDCCH repeated monitoring.
  • the terminal device determines the search space set used by the PDCCH according to the receiving mode or monitoring mode of the PDCCH.
  • different PDCCH receiving modes or monitoring modes may correspond to different search space sets.
  • the corresponding search space set may be the third search space set in Figure 10A; or, it may be as shown in Figure 10A
  • the third search space set in the second search space set group in 10B it can also be any first search space set or second search space set as shown in Figure 10A or Figure 10B.
  • the search space set used by the PDCCH may include a first search space set and a second search space set as shown in Figure 10A; Alternatively, it may include a first search space set and a second search space set in the first search space set group as shown in FIG. 10B .
  • the terminal device may determine that the search space set includes a first search space set and a second search space set, and the first search space set and the second search space set are configured with Search space connection parameters.
  • the network device sends PDCCH according to the search space set.
  • the network device may perform a single transmission or repeated transmission of the PDCCH according to the search space set determined by the PDCCH receiving mode and/or monitoring mode.
  • the network device can perform PDCCH transmission according to the search space set and the corresponding control resource set, so that the terminal device can start receiving or monitoring the PDCCH at the first moment and/or symbols after the first moment.
  • the network device performs PDCCH repeated transmission according to the first search space set and the second search space set configured with search space connection parameters as shown in Figure 10A; or, the network device performs PDCCH repeated transmission according to the first search space set and the second search space set without configured search space connection parameters as shown in Figure 10A.
  • Three search space sets are used for single transmission of PDCCH.
  • the terminal device receives or monitors PDCCH according to the search space set.
  • the search space set has a corresponding control resource set CORESET.
  • the CORESET has a corresponding TCI status.
  • the terminal device can configure the first search space set and the second search space set with search space connection parameters, and with Among the resources determined by CORESET corresponding to the first search space set and the second search space set, the corresponding two TCI states are used to receive or monitor the PDCCH.
  • the terminal device may determine the CORESET in a third search space set corresponding to the third search space set. In the resource, use the corresponding TCI state to receive or monitor the PDCCH.
  • the terminal device may use a new PDCCH receiving method to receive PDCCH according to the search space set and the corresponding CORESET starting from the first time and/or the symbol after the first time, or use a new PDCCH monitoring method. PDCCH monitoring.
  • the terminal equipment determines that the PDCCH reception mode is PDCCH repeated reception, and can determine based on the PDCCH repeated reception mode that the search space set includes a first search space set and a second search space set, and the first search space set corresponds to the first CORESET,
  • the first CORESET corresponds to the first TCI state
  • the second search space set corresponds to the second CORESET
  • the second CORESET corresponds to the second TCI state.
  • the terminal device can use the first search space set and the resources determined by the first CORESET.
  • the second TCI state can be used to receive the PDCCH in the resources determined according to the second search space set and the second CORESET, so as to perform repeated reception of the PDCCH.
  • the network device sends downlink information to the terminal device. After receiving the downlink information, the terminal device determines the reception mode and/or monitoring mode of the downlink channel based on the downlink information. The network device transmits the PDCCH according to the search space set. The terminal device can determine the search space set used by the PDCCH according to the PDCCH receiving mode and/or monitoring mode, and perform PDCCH reception and/or monitoring according to the search space set. Since the downlink information may include a new/multiplexed field, this field may be used to indicate the reception mode and/or monitoring mode of the downlink channel; and because different PDCCH reception modes and/or monitoring modes may be associated with different searches Space collection. Combining these two points, the terminal device can determine the reception mode and/or monitoring mode of the downlink channel according to the fields in the downlink information, and the efficiency of determining the search space set is improved.
  • FIG 13 is a schematic structural diagram of a control device provided by an embodiment of the present application.
  • the control device 10 can be provided in a terminal device or can be a terminal device.
  • the control device 10 can include a first receiving module 11 and a first determining module 12, where:
  • the first receiving module 11 is used to receive downlink information
  • the first determining module 12 is configured to determine the receiving mode and/or monitoring mode of the downlink channel according to the downlink information.
  • control device provided in this embodiment can be used to execute the technical solutions of the above method embodiments. Its implementation principles and technical effects are similar, and will not be described again in this embodiment.
  • the reception mode of the downlink channel is single reception or repeated reception
  • the monitoring mode of the downlink channel is single monitoring or repeated monitoring
  • the downlink information includes DCI and/or MAC CE signaling.
  • the DCI includes a first field, the first field is used to indicate the receiving mode or monitoring mode of the PDCCH and/or the receiving mode of the PDSCH;
  • the DCI includes a second field, the second field is used to indicate the receiving mode or monitoring mode of the PDCCH and/or the receiving mode of the PDSCH;
  • the DCI includes a third field, the third field is used to indicate a first number of activated TCI states for PDCCH reception or monitoring, and the first number is used to indicate a receiving mode or monitoring mode of the PDCCH;
  • the DCI includes a fourth field, the fourth field is used to indicate a second number of TCI states used for PDCCH reception or monitoring, and the second number is used to indicate a receiving mode or monitoring mode of the PDCCH;
  • the MAC CE signaling includes a fifth field, and the fifth field is used to indicate the receiving mode or monitoring mode of the PDCCH;
  • the MAC CE signaling includes a sixth field and a seventh field, and the sixth field and the seventh field are used to indicate the receiving mode or monitoring mode of the PDCCH.
  • the first field is a first value, and the first field is used to indicate at least one of the following: the receiving mode of the PDCCH is PDCCH single reception, or the monitoring mode of the PDCCH is PDCCH single monitoring; or, The first field is used to indicate that the receiving mode of the PDCCH is PDCCH repeated reception, or the monitoring mode of the PDCCH is repeated monitoring;
  • the first field is a second value, and the first field is used to indicate at least one of the following: the receiving mode of the PDCCH is PDCCH repeated reception, or the monitoring mode of the PDCCH is PDCCH repeated monitoring, the PDSCH
  • the reception mode is PDSCH multi-receiver opportunity reception;
  • the second field is a third value, and the second field is used to indicate that: the receiving mode of the PDCCH is PDCCH repeated reception, or the monitoring mode of the PDCCH is PDCCH repeated monitoring;
  • the second field is a fourth value, and the second field is used to indicate that: the reception mode of the PDSCH is PDSCH multi-receiver opportunity reception;
  • the second field is a fifth value, and the second field is used to indicate that: the receiving mode of the PDCCH is repeated reception, or the monitoring mode of the PDCCH is repeated monitoring, and the receiving mode of the PDSCH is PDSCH multi-receiver opportunity reception;
  • the third field is a third numerical value or a fourth numerical value, and the third field is used to indicate that the first quantity is 1;
  • the third field is a fifth numerical value or a sixth numerical value, and the third field is used to indicate that the first number is 2;
  • the fourth field is a first numerical value, and the fourth field is used to indicate that the second quantity is 1;
  • the fourth field is a second value, and the fourth field is used to indicate that the second number is 2;
  • the fifth field is a first value, and the fifth field is used to indicate that the receiving mode of the PDCCH is PDCCH single reception, or the monitoring mode of the PDCCH is PDCCH single monitoring;
  • the fifth field is a second value, and the fifth field is used to indicate that the receiving mode of the PDCCH is PDCCH repeated reception, or the monitoring mode of the PDCCH is PDCCH repeated monitoring;
  • the sixth field and the seventh field indicate the same value, and the sixth field and the seventh field are used to indicate that the receiving mode of the PDCCH is PDCCH single reception, or the monitoring mode of the PDCCH is PDCCH single monitoring;
  • the sixth field and the seventh field indicate different values.
  • the sixth field and the seventh field are used to indicate that the receiving mode of the PDCCH is PDCCH repeated reception, or the monitoring mode of the PDCCH is PDCCH. Repeat monitoring.
  • the first number or the second number is 1, which means that the receiving mode of the PDCCH is PDCCH single reception, or the monitoring mode of the PDCCH is PDCCH single monitoring;
  • the first number or the second number is 2, which means that the receiving mode of the PDCCH is PDCCH repeated reception, or the monitoring mode of the PDCCH is PDCCH repeated monitoring.
  • the PDCCH when the PDCCH is repeatedly received or monitored, there are two TCI states for downlink reception or monitoring.
  • control device provided in this embodiment can be used to execute the technical solutions of the above method embodiments. Its implementation principles and technical effects are similar, and will not be described again in this embodiment.
  • Figure 14 is a schematic structural diagram of another control device provided by an embodiment of the present application. Please refer to Figure 14. Based on the embodiment shown in Figure 13, the control device also includes a second determination module 13 and a second receiving module 14, wherein,
  • the second determination module 13 is configured to determine the search space set used by the PDCCH according to the receiving mode or monitoring mode of the PDCCH;
  • the second receiving module 14 is configured to receive or monitor PDCCH according to the search space set.
  • control device provided in this embodiment can be used to execute the technical solutions of the above method embodiments. Its implementation principles and technical effects are similar, and will not be described again in this embodiment.
  • the reception mode of the PDCCH is repeated reception of the PDCCH
  • the monitoring mode of the PDCCH is repeated monitoring of the PDCCH
  • the reception mode of the PDCCH is a single reception of the PDCCH
  • the monitoring mode of the PDCCH is the single monitoring of the PDCCH
  • the search space set includes a first search space set and a second search space set
  • the set of search spaces includes a third set of search spaces.
  • the first search space set and the second search space set are configured with search space connection parameters
  • the third search space set is different from the first search space set
  • the third search space set is different from the second search space set
  • the third search space set is the first search space set or the second search space set.
  • the second receiving module 14 is specifically used for:
  • the PDCCH reception method is used to perform PDCCH reception according to the search space set and the corresponding control resource set, or the PDCCH monitoring method is used to perform PDCCH monitoring.
  • control device provided in this embodiment can be used to execute the technical solutions of the above method embodiments. Its implementation principles and technical effects are similar, and will not be described again in this embodiment.
  • FIG. 15 is a schematic structural diagram of another control device provided by an embodiment of the present application.
  • the control device 20 can be installed in a network device or can be a network device.
  • the control device 20 can include a first sending module 21, where:
  • the first sending module 21 is configured to send downlink information to instruct the terminal device to determine the receiving mode or monitoring mode of the downlink channel based on the downlink information.
  • control device provided in this embodiment can be used to execute the technical solutions of the above method embodiments. Its implementation principles and technical effects are similar, and will not be described again in this embodiment.
  • the reception mode of the downlink channel is single reception or repeated reception
  • the monitoring mode of the downlink channel is single monitoring or repeated monitoring
  • the downlink information includes DCI and/or MAC CE signaling.
  • the DCI includes a first field, the first field is used to indicate the receiving mode or monitoring mode of the PDCCH and/or the receiving mode of the PDSCH;
  • the DCI includes a second field, the second field is used to indicate the receiving mode or monitoring mode of the PDCCH and/or the receiving mode of the PDSCH;
  • the DCI includes a third field, the third field is used to indicate a first number of activated transmission configurations indicating TCI status for PDCCH reception or monitoring, and the first number is used to indicate a reception mode or monitoring of the PDCCH. Way;
  • the DCI includes a fourth field, the fourth field is used to indicate a second number of TCI states used for PDCCH reception or monitoring, and the second number is used to indicate a receiving mode or monitoring mode of the PDCCH;
  • the MAC CE signaling includes a fifth field, and the fifth field is used to indicate the receiving mode or monitoring mode of the PDCCH;
  • the MAC CE signaling includes a sixth field and a seventh field, and the sixth field and the seventh field are used to indicate the receiving mode or monitoring mode of the PDCCH.
  • the first field is a first value, and the first field is used to indicate at least one of the following: the receiving mode of the PDCCH is PDCCH single reception, or the monitoring mode of the PDCCH is PDCCH single monitoring; or, The first field is used to indicate that the receiving mode of the PDCCH is PDCCH repeated reception, or the monitoring mode of the PDCCH is repeated monitoring;
  • the first field is a second value, and the first field is used to indicate at least one of the following: the receiving mode of the PDCCH is PDCCH repeated reception, or the monitoring mode of the PDCCH is PDCCH repeated monitoring, the PDSCH
  • the reception mode is PDSCH multi-receiver opportunity reception;
  • the second field is a third value, and the second field is used to indicate that: the receiving mode of the PDCCH is PDCCH repeated reception, or the monitoring mode of the PDCCH is PDCCH repeated monitoring;
  • the second field is a fourth value, and the second field is used to indicate that: the reception mode of the PDSCH is PDSCH multi-receiver opportunity reception;
  • the second field is a fifth value, and the second field is used to indicate that: the receiving mode of the PDCCH is repeated reception, or the monitoring mode of the PDCCH is repeated monitoring, and the receiving mode of the PDSCH is PDSCH multi-receiver opportunity reception;
  • the third field is a third numerical value or a fourth numerical value, and the third field is used to indicate that the first quantity is 1;
  • the third field is a fifth numerical value or a sixth numerical value, and the third field is used to indicate that the first number is 2;
  • the fourth field is a first numerical value, and the fourth field is used to indicate that the second quantity is 1;
  • the fourth field is a second value, and the fourth field is used to indicate that the second number is 2;
  • the fifth field is a first value, and the fifth field is used to indicate that the receiving mode of the PDCCH is PDCCH single reception, or the monitoring mode of the PDCCH is PDCCH single monitoring;
  • the fifth field is a second value, and the fifth field is used to indicate that the receiving mode of the PDCCH is PDCCH repeated reception, or the monitoring mode of the PDCCH is PDCCH repeated monitoring;
  • the sixth field and the seventh field indicate the same value, and the sixth field and the seventh field are used to indicate that the receiving mode of the PDCCH is PDCCH single reception, or the monitoring mode of the PDCCH is PDCCH single monitoring;
  • the sixth field and the seventh field indicate different values.
  • the sixth field and the seventh field are used to indicate that the receiving mode of the PDCCH is PDCCH repeated reception, or the monitoring mode of the PDCCH is PDCCH. Repeat monitoring.
  • the first number or the second number is 1, which means that the receiving mode of the PDCCH is PDCCH single reception, or the monitoring mode of the PDCCH is PDCCH single monitoring;
  • the first number or the second number is 2, which means that the receiving mode of the PDCCH is PDCCH repeated reception, or the monitoring mode of the PDCCH is PDCCH repeated monitoring.
  • the terminal device when the downlink channel is repeatedly received or monitored, there are two TCI states for the terminal device to perform downlink reception or monitoring.
  • control device provided in this embodiment can be used to execute the technical solutions of the above method embodiments. Its implementation principles and technical effects are similar, and will not be described again in this embodiment.
  • FIG 16 is a schematic structural diagram of yet another control device provided by an embodiment of the present application. Please refer to Figure 16. Based on the embodiment shown in Figure 15, the control device also includes a second sending module 22:
  • the second sending module 22 is configured to perform repeated sending or single sending of the PDCCH according to the search space set.
  • control device provided in this embodiment can be used to execute the technical solutions of the above method embodiments. Its implementation principles and technical effects are similar, and will not be described again in this embodiment.
  • the search space set includes a first search space set and/or a second search space set
  • the search space set includes a third search space set.
  • the first search space set and the second search space set are configured with connection parameters
  • the third search space set is different from the first search space set
  • the third search space set is different from the second search space set
  • the third search space set is the first search space set or the second search space set.
  • the second sending module 22 is specifically used to:
  • control device provided in this embodiment can be used to execute the technical solutions of the above method embodiments. Its implementation principles and technical effects are similar, and will not be described again in this embodiment.
  • the terminal device 30 may include a processor 31 and a memory 32 .
  • the processor 31 and the memory 32 are connected to each other through a bus 33 .
  • the memory 32 stores computer execution instructions
  • the processor 31 executes the computer execution instructions stored in the memory 32, so that the processor 31 executes the control method shown in the above method embodiment.
  • the network device 40 may include a processor 41 and a memory 42 .
  • the processor 41 and the memory 42 are connected to each other through a bus 43 .
  • the memory 42 stores computer execution instructions
  • the processor 41 executes the computer execution instructions stored in the memory 42, so that the processor 41 executes the control method shown in the above method embodiment.
  • This application also provides a storage medium.
  • a control program is stored on the storage medium.
  • the control program is executed by the processor, the method steps executed by the terminal device or the network device in any of the above embodiments are implemented.
  • terminal equipment, network equipment, and storage media include all technical features of each embodiment of the above control method.
  • the expansion and explanation content of the description is basically the same as that of each embodiment of the above method, and will not be described here. Again.
  • Embodiments of the present application also provide a computer program product.
  • the computer program product includes computer program code.
  • the computer program code When the computer program code is run on a computer, it causes the computer to perform the method steps performed by the terminal device or network device in the above various possible implementations. .
  • An embodiment of the present application also provides a chip, which includes a memory and a processor.
  • the memory is used to store a computer program.
  • the processor is used to call and run the computer program from the memory, so that the device installed with the chip executes the above various possible embodiments of the terminal. Method steps performed by a device or network device.
  • the methods of the above embodiments can be implemented by means of software plus the necessary general hardware platform. Of course, it can also be implemented by hardware, but in many cases the former is better. implementation.
  • the technical solution of the present application can be embodied in the form of a software product in essence or that contributes to the existing technology.
  • the computer software product is stored in one of the above storage media (such as ROM/RAM, magnetic disk, optical disk), including several instructions to cause a terminal device (which can be a mobile phone, a computer, a server, a controlled terminal, or a network device, etc.) to execute the method of each embodiment of the present application.
  • a computer program product includes one or more computer instructions.
  • the computer may be a general purpose computer, a special purpose computer, a computer network, or other programmable device.
  • Computer instructions may be stored in or transmitted from one storage medium to another, e.g., computer instructions may be transmitted from a website, computer, server, or data center over wires (e.g., coaxial cable, optical fiber, digital subscriber line) ) or wirelessly (such as infrared, wireless, microwave, etc.) to another website, computer, server or data center.
  • the storage medium can be any available media that can be accessed by a computer or a data storage device such as a server, data center, etc. that contains one or more available media integrated. Available media may be magnetic media (eg, floppy disks, storage disks, tapes), optical media (eg, DVD), or semiconductor media (eg, Solid State Disk (SSD)), etc.

Abstract

La présente demande concerne un procédé de commande, ainsi qu'un dispositif de communication et un support d'enregistrement. Le procédé comprend les étapes suivantes : un dispositif de réseau envoie des informations de liaison descendante à un dispositif terminal ; et le dispositif terminal détermine un moyen de réception et/ou un moyen de surveillance pour un canal de liaison descendante en fonction des informations de liaison descendante. Au moyen de la solution technique de la présente demande, un dispositif terminal peut déterminer un moyen de réception et/ou un moyen de surveillance pour un canal de liaison descendante en fonction d'informations de liaison descendante.
PCT/CN2022/111849 2022-08-11 2022-08-11 Procédé de commande, ainsi que dispositif de communication et support d'enregistrement WO2024031555A1 (fr)

Priority Applications (1)

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CN113890699A (zh) * 2020-07-03 2022-01-04 维沃移动通信有限公司 Pdcch监听方法、发送方法及相关设备
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CN113890699A (zh) * 2020-07-03 2022-01-04 维沃移动通信有限公司 Pdcch监听方法、发送方法及相关设备
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