WO2021203837A1 - Procédés d'analyse et d'envoi de service de données, dispositif électronique et support de stockage - Google Patents

Procédés d'analyse et d'envoi de service de données, dispositif électronique et support de stockage Download PDF

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Publication number
WO2021203837A1
WO2021203837A1 PCT/CN2021/076410 CN2021076410W WO2021203837A1 WO 2021203837 A1 WO2021203837 A1 WO 2021203837A1 CN 2021076410 W CN2021076410 W CN 2021076410W WO 2021203837 A1 WO2021203837 A1 WO 2021203837A1
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WIPO (PCT)
Prior art keywords
data service
data
information
services
frequency domain
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PCT/CN2021/076410
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English (en)
Chinese (zh)
Inventor
杨彬
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中兴通讯股份有限公司
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Publication of WO2021203837A1 publication Critical patent/WO2021203837A1/fr

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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W72/00—Local resource management
    • H04W72/20—Control channels or signalling for resource management
    • H04W72/23—Control channels or signalling for resource management in the downlink direction of a wireless link, i.e. towards a terminal
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W72/00—Local resource management
    • H04W72/04—Wireless resource allocation
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W72/00—Local resource management
    • H04W72/04—Wireless resource allocation
    • H04W72/044—Wireless resource allocation based on the type of the allocated resource
    • H04W72/0446—Resources in time domain, e.g. slots or frames
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W72/00—Local resource management
    • H04W72/04—Wireless resource allocation
    • H04W72/044—Wireless resource allocation based on the type of the allocated resource
    • H04W72/0453—Resources in frequency domain, e.g. a carrier in FDMA

Definitions

  • the embodiments of the present application relate to the field of communications, and in particular to a method for analyzing and sending data services, electronic equipment, and storage media.
  • the 5th generation mobile networks proposes three typical application scenarios, one of which is Ultra Reliable & Low Latency Communication (URLLC).
  • URLLC can be applied to fields such as telemedicine, autonomous driving, remote manufacturing, and industrial control.
  • business transmission has extremely high requirements on the safety, reliability, and efficiency of products or services.
  • URLLC services have extremely high latency requirements.
  • the user plane latency needs to be controlled within 1ms.
  • Slot-level service scheduling cannot meet the latency requirements.
  • Minislot-level service scheduling is required.
  • Minislot-level scheduling is extremely expensive for PDCCH. Therefore, , Realizing URLLC services requires high chip processing capabilities of terminals, and some terminal devices with limited chip processing capabilities cannot implement URLLC services.
  • the purpose of the embodiments of the present application is to provide a data service analysis and transmission method, electronic equipment, and storage medium, so that URLLC services require less chip processing capabilities of terminals, and terminal devices with limited chip processing capabilities can also implement URLLC services.
  • an embodiment of the present application provides a data service analysis method, including: receiving control information, the control information carrying demodulation information of the first data service, and the demodulation information is the analysis data service Information required; according to the demodulation information of the first data service, the demodulation information of other data services in the same time slot as the first data service is determined, and the other data services are arranged in the time domain After the first data service; analyze the other data service according to the demodulation information of the other data service.
  • the embodiment of the present application also provides a data service sending method, including: sending control information, the control information carrying demodulation information of the first data service; sending multiple packets of data service in a time slot for The terminal analyzes the data service; wherein the data service at the first position of the time domain of the slot is the first data service.
  • the embodiment of the present application also provides a computer-readable storage medium that stores a computer program, and when the computer program is executed by a processor, implements the above-mentioned data service analysis method or data service transmission method.
  • Fig. 1 is a schematic diagram of a URLLC scenario according to the first embodiment of the present application.
  • Fig. 3 is a schematic diagram of the relationship between multiple control information and multiple data services according to the first embodiment of the present application.
  • Fig. 4 is a schematic flowchart of a data service analysis method according to the first embodiment of the present application.
  • Fig. 5 is a schematic diagram of the relationship between single control information and multiple data services according to the first embodiment of the present application.
  • Fig. 6 is a schematic flowchart of a data service analysis method according to a second embodiment of the present application.
  • Fig. 7 is a schematic diagram of the relationship between time domain information of data services according to the second embodiment of the present application.
  • Fig. 8 is a schematic flowchart of a data service analysis method according to a third embodiment of the present application.
  • Fig. 9 is a schematic structural diagram of an electronic device according to a fourth embodiment of the present application.
  • the base station sends downlink control information (Downlink Control Information, DCI) to the terminal through the Physical Downlink Control Channel (PDCCH), and through the Physical Downlink Shared Channel (PDSCH) ) Send a downlink data service to the terminal.
  • DCI Downlink Control Information
  • the PDSCH demodulation information is carried in the DCI.
  • a corresponding DCI is required to instruct the terminal how to parse it.
  • the first embodiment of the present application relates to a data service analysis method, which is applied to a terminal and includes: receiving control information, the control information carries demodulation information of the first data service, and the demodulation information To analyze the information required by the data service; according to the demodulation information of the first data service, the demodulation information of other data services in the same time slot as the first data service is determined, and the other data services are in the same time slot. It is arranged after the first data service in the time domain; and the other data service is analyzed according to the demodulation information of the other data service.
  • This embodiment reduces the requirement for the chip processing capability of the terminal to implement the URLLC service, and the terminal device with limited chip processing capability can also implement the URLLC service.
  • the terminal receives control information through the physical downlink control channel, the control information carries demodulation information of the first data service, and the demodulation information is used to instruct the terminal to analyze the first data service in the physical downlink shared channel.
  • the demodulation information may include time domain information and frequency domain information of the first data service.
  • the terminal can configure the control resource set (ControlResourceSet) and the search space resource (SearchSpace) resource set according to the pre-received radio resource control (Radio Resource Control, RRC) message, and specify according to the RRC message ControlResourceSet ID and SearchSpace ID used for URLLC services (the terminal can find the corresponding ControlResourceSet and SearchSpace resources in the resource set through this ID), or the ControlResourceSet ID and SearchSpace ID (for example, agreed upon with the base station) for the URLLC service.
  • the resource with a good ID of 65535 is the resource used for the URLLC service), and the control information is parsed in the physical downlink control channel.
  • it may further include: analyzing the first data service according to the demodulation information of the first data service.
  • Step 103 Analyze the other data services according to the demodulation information of the other data services.
  • the terminal receives the control information carrying the demodulation information of the first data service, and determines other data in the same slot as the first data service according to the demodulation information of the first data service.
  • the demodulation information of the service is used to analyze other data services based on the demodulation information of other data services.
  • the demodulation information of other data services in the same slot is determined by the demodulation information of the first data service, so that the terminal can analyze the multi-packet data services in the same slot after receiving the control information once, so that the chip processing capability is not high and does not support the
  • a terminal that receives control information multiple times in a slot can implement the URLLC service, which reduces the requirement of the URLLC service on the chip processing capability of the terminal.
  • the second embodiment of the present application relates to a data service analysis method.
  • the second embodiment is roughly the same as the first embodiment, but the difference is that in this embodiment, the demodulation information is specifically the start symbol of the data service, the number of symbols occupied, the start frequency domain position, and the frequency domain resource block.
  • This embodiment provides a specific method for determining demodulation information of other data services based on the demodulation information of the first embodiment.
  • Step 202 According to the start symbol and the number of symbols occupied by the first data service, determine the start symbol and the number of symbols occupied by other data services in the same slot as the first data service.
  • the terminal determines the data service of other data services in the same slot as the first data service.
  • Frequency domain information In this embodiment, the positions of the first data service and other data services in the frequency domain are the same, that is, the starting frequency domain positions and the number of frequency domain resource blocks of the first data service and other data services are the same.
  • Step 204 Analyze the other data services according to the demodulation information of the other data services.
  • the terminal receives control information, which carries the time domain information and frequency domain information of the first data service, where the time domain information includes the start symbol and the number of symbols occupied,
  • the frequency domain information includes the starting frequency domain position and the number of frequency domain resource blocks.
  • the time domain information of other data services in the same slot as the first data service is determined according to the time domain information and frequency domain information of the first data service. And frequency domain information, and analyze other data services based on the time domain information and frequency domain information of other data services.
  • the time domain information and frequency domain information of other data services in the same slot are determined by the time domain information and frequency domain information of the first data service, so that the terminal can analyze the multi-packet data service in the same slot after receiving the control information once, so that the chip Terminals that have low processing capabilities and do not support multiple reception of control information in a slot can implement URLLC services, which reduces the requirements of URLLC services for terminal chip processing capabilities.
  • the third embodiment of the present application relates to a data service sending method, which is applied to a base station, including: sending control information, the control information carrying demodulation information of the first data service; sending multiple packets of data in a time slot slot
  • the service is used for the terminal to analyze the data service, wherein the data service at the first position of the time domain of the slot is the first data service.
  • Figure 3 The method for sending data services in this embodiment is shown in Figure 3, which specifically includes:
  • Step 301 Send control information, where the control information carries demodulation information of the first data service.
  • the base station sends control information through a physical downlink control channel, and the control information carries demodulation information of the first data service (which may include time domain information and frequency domain information of the first data service).
  • Step 302 Send a multi-packet data service in a slot for the terminal to analyze the data service, where the data service at the first position in the time domain of the slot is the first data service.
  • the starting frequency domain position of each packet of data service and the number of frequency domain resource blocks may be equal.
  • the base station sends control information carrying demodulation information of the first data service, and sends a multi-packet data service in a slot (the data service at the first position of the time domain of the slot is The first data service) for the terminal to analyze the data service. Then, the terminal can determine the demodulation information of other data services in the same slot through the demodulation information of the first data service, so that the terminal can analyze the multi-packet data services in the same slot after receiving the control information once, so that the chip processing capability is not high.
  • Terminals that do not support receiving control information multiple times in a slot can implement URLLC services, which reduces the requirements of URLLC services for terminal chip processing capabilities.
  • the fourth embodiment of the present application relates to an electronic device. As shown in FIG. 4, it includes at least one processor 401; and a memory 402 communicatively connected to the at least one processor 401; The instructions executed by the processor 401 are executed by the at least one processor 401, so that the at least one processor 401 can execute the data service analysis method or the data service sending method in any of the foregoing method embodiments.
  • the memory 402 and the processor 401 are connected in a bus manner, and the bus may include any number of interconnected buses and bridges, and the bus connects one or more various circuits of the processor 401 and the memory 402 together.
  • the bus can also connect various other circuits such as peripheral devices, voltage regulators, and power management circuits, etc., which are all known in the art, and therefore, no further description will be given herein.
  • the bus interface provides an interface between the bus and the transceiver.
  • the transceiver may be one element or multiple elements, such as multiple receivers and transmitters, providing a unit for communicating with various other devices on the transmission medium.
  • the data processed by the processor 401 is transmitted on the wireless medium through the antenna. In this embodiment, the antenna also receives the data and transmits the data to the processor 401.
  • the processor 401 is responsible for managing the bus and general processing, and can also provide various functions, including timing, peripheral interfaces, voltage regulation, power management, and other control functions.
  • the memory 402 may be used to store data used by the processor 401 when performing operations.
  • the embodiment of the present application also provides a computer-readable storage medium that stores a computer program that, when executed by a processor, implements the data service analysis method or the data service transmission method in any of the foregoing method embodiments .
  • the program is stored in a storage medium and includes several instructions to enable a device ( It may be a single-chip microcomputer, a chip, etc.) or a processor (processor) that executes all or part of the steps of the methods described in the embodiments of the present application.
  • the aforementioned storage media include: U disk, mobile hard disk, read-only memory (ROM, Read-Only Memory), random access memory (RAM, Random Access Memory), magnetic disks or optical disks and other media that can store program codes. .

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  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Mobile Radio Communication Systems (AREA)

Abstract

Les modes de réalisation de la présente demande se rapportent au domaine des communications, et divulguent un procédé d'analyse de service de données, faisant appel aux étapes suivantes : la réception d'informations de commande, les informations de commande portant des informations de démodulation d'un premier service de données, et les informations de démodulation étant des informations requises pour analyser le service de données ; selon les informations de démodulation du premier service de données, la détermination d'informations de démodulation d'autres services de données dans le même créneau temporel que le premier service de données, d'autres services de données étant agencés après le premier service de données dans un domaine temporel ; et l'analyse d'autres services de données selon les informations de démodulation d'autres services de données. La présente demande divulgue en outre un procédé d'envoi de service de données, un dispositif électronique et un support de stockage.
PCT/CN2021/076410 2020-04-10 2021-02-09 Procédés d'analyse et d'envoi de service de données, dispositif électronique et support de stockage WO2021203837A1 (fr)

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CN202010278573.6 2020-04-10
CN202010278573.6A CN113518437A (zh) 2020-04-10 2020-04-10 数据业务的解析、发送方法、电子设备以及存储介质

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