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WO2025152790A1 - Procédés de communication, appareil de communication et système de communication - Google Patents

Procédés de communication, appareil de communication et système de communication

Info

Publication number
WO2025152790A1
WO2025152790A1 PCT/CN2025/070339 CN2025070339W WO2025152790A1 WO 2025152790 A1 WO2025152790 A1 WO 2025152790A1 CN 2025070339 W CN2025070339 W CN 2025070339W WO 2025152790 A1 WO2025152790 A1 WO 2025152790A1
Authority
WO
WIPO (PCT)
Prior art keywords
resource
information
resources
unit
radio frequency
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
PCT/CN2025/070339
Other languages
English (en)
Chinese (zh)
Inventor
王春声
张戈戋
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Huawei Technologies Co Ltd
Original Assignee
Huawei Technologies Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Huawei Technologies Co Ltd filed Critical Huawei Technologies Co Ltd
Publication of WO2025152790A1 publication Critical patent/WO2025152790A1/fr
Pending legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W72/00—Local resource management
    • H04W72/20—Control channels or signalling for resource management
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W72/00—Local resource management
    • H04W72/50—Allocation or scheduling criteria for wireless resources
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W88/00—Devices specially adapted for wireless communication networks, e.g. terminals, base stations or access point devices
    • H04W88/18—Service support devices; Network management devices

Definitions

  • the present application relates to the field of communication technology, and more specifically, to a communication method, a communication device and a communication system.
  • a communication system may include at least one radio unit (RU) and multiple distributed units (DU). For example, if one RU is shared by multiple DUs, the resources owned by the RU can be allocated to multiple DUs, or in other words, multiple DUs can share the resources owned by the RU.
  • RU radio unit
  • DU distributed units
  • the present application provides a communication method, a communication device and a communication system, which can support improving the utilization rate of resources owned by RU.
  • a communication method comprising: receiving first information from a first distribution unit, the first information requesting a first resource; in response to the first information, sending second information to the first distribution unit, the second information being determined based on resource allocation conditions in a resource set owned by a radio frequency unit and the first resource, the resource set being capable of being used by the radio frequency unit to serve at least two distribution units, the at least two distribution units including the first distribution unit.
  • the execution subject of the solution described in the first aspect may be a radio frequency unit, or a module in the radio frequency unit (such as a chip system, etc.), or a logical node, a logical module or software that can realize all or part of the functions of the radio frequency unit, without limitation.
  • the radio frequency unit is used as an example for description below.
  • the embodiments of the present application can support effective configuration of resources owned by the radio frequency unit, and further can support improving the utilization rate of the resources owned by the radio frequency unit.
  • the method further includes: sending third information to the second distribution unit, the third information indicating that the allocated additional resources corresponding to the second distribution unit in the resource set have changed.
  • the method further includes: sending fourth information, where the fourth information indicates resource allocation status in the resource set.
  • the RF unit and the first distribution unit can exchange the first information and the second information.
  • the RF unit can flexibly configure the resources owned by the RF unit based on the information exchange between the two regarding resource configuration, and thus can more fully configure the resources owned by the RF unit. For example, when there are remaining resources in the resource set owned by the RF unit, the first distribution unit can request the RF unit to configure some or all of the remaining resources, and the RF unit can determine whether the remaining resources owned by the RF unit can be configured based on the request of the first distribution unit, so that the utilization rate of the resources owned by the RF unit can be effectively improved.
  • the radio frequency unit can prevent the radio frequency unit from being unable to utilize the remaining resources in the resource set; for another example, when the distribution unit does not have an actual need to utilize the pre-configured resources, this will cause the resources to be ineffectively utilized.
  • the distribution unit can request the radio frequency unit to configure resources according to its own needs, this can effectively improve resource utilization.
  • the first information indicates that the attribute of the first resource is a basic resource or an additional resource
  • the basic resource is a resource used to provide services within the coverage of the cell
  • the additional resource is a resource used to enhance the user service experience.
  • the first information indicates that the attribute of the first resource is a basic resource, the first resource is less than or equal to the unallocated resources in the resource set, and the second information is used to configure the first resource.
  • the radio frequency unit can prioritize the configuration of basic resources.
  • the embodiments of the present application can support the RF unit to flexibly configure one or more of its power resources, transmission resources or bandwidth resources.
  • a communication device comprising a processor, wherein the processor is used to, by executing a computer program or instruction, or by a logic circuit, enable the communication device to execute the method described in the first aspect and any possible manner of the first aspect; or, enable the communication device to execute the method described in the second aspect and any possible manner of the second aspect; or, enable the communication device to execute the method described in the third aspect and any possible manner of the third aspect.
  • the communication device further includes a memory for storing the computer program or instruction.
  • a computer-readable storage medium on which a computer program or instruction is stored.
  • the method described in the first aspect and any possible manner of the first aspect is executed; or, the method described in the second aspect and any possible manner of the second aspect is executed; or, the method described in the third aspect and any possible manner of the third aspect is executed.
  • Fig. 1 is a schematic diagram of a communication architecture applicable to an embodiment of the present application.
  • the communication architecture includes: a RU and multiple DUs (eg, DU1, DU2, ..., and DUn). There is an information exchange channel between the RU and each DU.
  • the present application provides a communication method, a communication device and a communication system, which can support improving the utilization rate of resources owned by a radio frequency unit.
  • the radio frequency unit can be replaced by a component configured in the radio frequency unit (such as a circuit, a chip, or a chip system, etc.)
  • the first distribution unit can be replaced by a component configured in the first distribution unit (such as a circuit, a chip, or a chip system, etc.), and so on.
  • the first information is used by the first distributed unit to request (also understood as requesting configuration) a first resource from the radio frequency unit, the first resource belongs to a resource set owned by the radio frequency unit, the resource set can be used by the radio frequency unit to serve at least two distributed units, or the radio frequency unit can allocate or configure resources in the resource set, or at least two distributed units can share the resource set owned by the radio frequency unit.
  • the at least two distributed units include the first distributed unit.
  • the first information may also indicate an attribute of the first resource.
  • the attribute of the first resource (which may also be replaced by other terms, such as type or category, etc.) includes a basic resource or an additional resource (wherein the additional resource may be referred to as a non-basic resource, and may also be replaced by an extended resource or other resource name, etc.).
  • the distribution unit may use basic resources to provide basic communication functions within the coverage of the cell.
  • the basic communication functions may include voice services, SMS services, or some non-delay-sensitive services, etc.
  • the above-mentioned basic resources may include power resources of the cell, or communication resources between the distribution unit and the radio frequency unit, etc.
  • the additional resources are resources used to improve the user service experience.
  • the additional resources can be resources calculated based on dynamically changing scenarios such as cell load and VIP personnel support, which can be used on the user-level downlink physical channel to improve the user's throughput.
  • the RF unit can meet the needs of different distributed units. For example, it can meet the needs of some distributed units to provide only basic communication functions; for example, it can meet the needs of some distributed units to improve the user service experience, etc.
  • the radio frequency unit can determine whether it is necessary to configure the first resource required by the first distributed unit according to the attribute of the first resource. For example, the configuration priority of the basic resource is higher than the configuration priority of the additional resource. In other words, the radio frequency unit gives priority to allocating resources to the applied basic resources, or it can be understood that when the attribute of the first resource is the basic resource, the radio frequency unit gives priority to ensuring the configuration of the basic resource.
  • the first resource may be one or more of a power resource, a bandwidth resource or a transmission resource.
  • the first resource is a power resource.
  • S201 can be understood as: the first distribution unit requests the radio frequency unit to configure the first power resource.
  • the first resource is a bandwidth resource.
  • S201 can be understood as: the first distribution unit requests the radio frequency unit to configure the first bandwidth resource.
  • the first resource is a transmission resource (eg, a frequency domain resource and/or a time domain resource, etc.).
  • S201 can be understood as: the first distribution unit requests the radio frequency unit to configure the first transmission resource.
  • the first resource is a power resource and a bandwidth resource.
  • S201 can be understood as: the first distribution unit requests the radio frequency unit to configure the first power resource and the first bandwidth resource.
  • the first resource may be a bandwidth resource and a transmission resource.
  • S201 may be understood as: the first distribution unit requests the radio frequency unit to configure the first bandwidth resource and the first transmission resource.
  • the first resource is a power resource, a bandwidth resource and a transmission resource.
  • S201 can be understood as: the first distribution unit requests the radio frequency unit to configure the first power resource, the first bandwidth resource and the first transmission resource.
  • the embodiments of the present application can support the RF unit to flexibly configure one or more of its power resources, transmission resources or bandwidth resources.
  • the radio frequency unit sends second information to the first distribution unit.
  • the radio frequency unit may determine the second information in the following ways:
  • the radio frequency unit can determine whether to agree or support configuring resource #32 based on resource #32 and the unallocated resources in the resource set.
  • the RF unit can flexibly configure the resources owned by the RF unit based on the information interaction between the two regarding resource configuration, and thus can more fully configure the resources owned by the RF unit. For example, when there are remaining resources in the resource set owned by the RF unit, the RF unit can determine whether to configure the remaining resources based on the request of the first distribution unit. In this way, this can effectively improve the utilization rate of the resources owned by the RF unit.
  • the RF unit can determine whether to support resource configuration for the first distribution unit based on the unallocated resources in the resource set. For details, please refer to the description of scenario #1.
  • FIG3 describes the example of the first distribution unit requesting the RF unit to configure basic resources.
  • the RF unit may determine whether to configure additional resources for the first distribution unit according to the content shown in FIG3.
  • FIG4 is a schematic diagram of an interaction flow of another communication method according to an embodiment of the present application. As shown in FIG4 , the method includes:
  • the second distribution unit sends information #41 to the radio frequency unit.
  • the radio frequency unit receives information #41.
  • Information #41 is used to request resource #41, and the attribute of resource #41 is a basic resource.
  • the radio frequency unit sends a response message #41 to the second distributed unit.
  • the second distribution unit receives the response information #41.
  • the response information #41 is used for the response information #41.
  • the following description takes the response information #41 used to indicate that the RF unit agrees to configure resource #41 as an example, but the application scenario in which the response information #41 is used to indicate that the RF unit does not agree to configure resource #41 is not limited.
  • the first distribution unit receives the response information #42.
  • the response information #42 is used for the response information #42.
  • the first distribution unit receives the response information #43.
  • the response information #43 is used for the response information #43.
  • the first distribution unit requests the radio frequency unit to configure resource #43, and the value of resource #43 is 10W, which is less than 30W. Therefore, the radio frequency unit may agree to configure resource #43 to the first distribution unit. Accordingly, the total amount of unallocated resources in the resource set is 20W.
  • the radio frequency unit can determine whether to agree or support the configuration or allocation of resource #43 based on resource #43 and the unallocated resources in the resource set.
  • the RF unit can flexibly configure the resources owned by the RF unit based on the information exchange between the two about resource configuration, and thus can more fully configure the resources owned by the RF unit. For example, when there are remaining resources in the resource set owned by the RF unit, the first distribution unit requests the RF unit to configure some or all of the remaining resources, and the RF unit determines whether the remaining resources can be configured based on the request of the first distribution unit, so that the utilization rate of the resources owned by the RF unit can be effectively improved.
  • the RF unit can determine whether to support configuration of resources for the first distributed unit based on the unallocated resources in the resource set. For details, please refer to the description of scenario #1.
  • FIG3 and FIG4 are described by taking the example that the radio frequency unit determines whether the first resource (such as resource #32 in FIG3 and resource #43 in FIG4) can be configured for the first distributed unit according to the unallocated resources in the resource set, and the following describes the scenario that the radio frequency unit determines whether the first resource can be configured for the first distributed unit according to the allocated additional resources and the unallocated resources in the resource set in combination with FIG5.
  • the following describes the example of the first distributed unit requesting to configure the basic resource.
  • FIG5 is a schematic diagram of an interaction flow of another communication method according to an embodiment of the present application. As shown in FIG5 , the method includes:
  • the second distribution unit sends information #51 to the radio frequency unit.
  • the radio frequency unit receives information #51.
  • Information #51 is used to request resource #51, and the attribute of resource #51 is a basic resource.
  • the radio frequency unit sends a response message #51 to the second distributed unit.
  • the second distribution unit receives the response information #51.
  • the response information #51 is used for the response information #51.
  • the following description takes the response information #51 used to indicate that the RF unit agrees to configure resource #51 as an example, but the application scenario in which the response information #51 is used to indicate that the RF unit does not agree to configure resource #51 is not limited.
  • the second distribution unit sends information #52 to the radio frequency unit.
  • the radio frequency unit sends a response message #52 to the second distributed unit.
  • the first distribution unit sends information #53 (which may be the aforementioned first information) to the radio frequency unit.
  • the radio frequency unit receives information #53, wherein information #53 is used to request resource #53, and the attribute of resource #53 is a basic resource.
  • the radio frequency unit may also send fourth information to the first distribution unit and/or the second distribution unit, and the fourth information may indicate resource allocation in the resource set.
  • the first distribution unit and/or the second distribution unit may determine whether to continue to apply to the radio frequency unit for resource configuration based on the resource allocation in the resource set indicated by the fourth information, which may further support improving the utilization rate of the resources owned by the radio frequency unit.
  • the first resource may also be a resource at the carrier granularity.
  • the first distribution unit needs to maintain multiple carriers, and the first distribution unit may apply for resources for each carrier from the radio frequency unit at the carrier granularity. After the first distribution unit successfully applies for resources, the first distribution unit does not need to configure resources for each carrier, which can effectively reduce the resource configuration overhead of the first distribution unit.
  • the first device and the second device may include a hardware structure and/or a software module, and implement the above functions in the form of a hardware structure, a software module, or a hardware structure plus a software module. Whether one of the above functions is executed in the form of a hardware structure, a software module, or a hardware structure plus a software module depends on the specific application and design constraints of the technical solution.
  • Fig. 6 is a schematic block diagram of a communication device according to an embodiment of the present application.
  • the communication device includes a processor 610 and a communication interface 620, and the processor 610 and the communication interface 620 may be interconnected via a bus 630.
  • the communication device may be a radio frequency unit or a first distribution unit.
  • the processor 610 is configured to perform the following operations: sending first information; receiving second information, etc.
  • the processor 610 is configured to perform the following operations: receiving first information; sending second information, and so on.
  • the communication device is a radio frequency unit or a first distribution unit, which is responsible for executing the methods or steps related to the radio frequency unit or the first distribution unit in the above method embodiments.
  • the interface unit 710 is used to send first information and receive second information, etc.

Landscapes

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

Abstract

Procédés de communication, appareil de communication et système de communication, qui se rapportent au domaine technique des communications. Dans un procédé, des premières informations et des secondes informations sont mises en interaction entre une unité radiofréquence et une première unité de distribution, les premières informations demandant une première ressource, la première ressource appartenant à un ensemble de ressources, des ressources dans l'ensemble de ressources étant utilisées pour desservir au moins deux unités de distribution, les secondes informations étant utilisées pour répondre aux premières informations, les secondes informations étant déterminées sur la base d'une attribution de ressources de la première ressource et de l'ensemble de ressources. L'unité radiofréquence peut configurer de manière flexible des ressources détenues par l'unité radiofréquence sur la base d'une interaction d'informations concernant la configuration de ressources de l'unité radiofréquence et de la première unité de distribution. Par exemple, en présence de ressources restantes dans l'ensemble de ressources détenu par l'unité radiofréquence, la première unité de distribution peut demander à l'unité radiofréquence de configurer les ressources restantes, et l'unité radiofréquence peut déterminer s'il convient de configurer les ressources restantes en fonction de la requête de la première unité de distribution. Ainsi, le taux d'utilisation de ressources détenues par l'unité radiofréquence peut être efficacement amélioré.
PCT/CN2025/070339 2024-01-17 2025-01-03 Procédés de communication, appareil de communication et système de communication Pending WO2025152790A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN202410071590.0A CN120343735A (zh) 2024-01-17 2024-01-17 一种通信方法、通信装置以及通信系统
CN202410071590.0 2024-01-17

Publications (1)

Publication Number Publication Date
WO2025152790A1 true WO2025152790A1 (fr) 2025-07-24

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ID=96349774

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Country Status (3)

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CN (1) CN120343735A (fr)
TW (1) TW202531771A (fr)
WO (1) WO2025152790A1 (fr)

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110351840A (zh) * 2018-04-04 2019-10-18 华为技术有限公司 资源确定方法和装置
WO2022236925A1 (fr) * 2021-05-08 2022-11-17 三维通信股份有限公司 Procédé d'attribution de ressources de multiples stations de base et unité radio distante
CN116235450A (zh) * 2020-10-15 2023-06-06 华为技术有限公司 一种上行控制信息的发送方法、接收方法及通信装置
WO2023231580A1 (fr) * 2022-05-31 2023-12-07 华为技术有限公司 Procédé de communication et appareil de communication

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110351840A (zh) * 2018-04-04 2019-10-18 华为技术有限公司 资源确定方法和装置
CN116235450A (zh) * 2020-10-15 2023-06-06 华为技术有限公司 一种上行控制信息的发送方法、接收方法及通信装置
WO2022236925A1 (fr) * 2021-05-08 2022-11-17 三维通信股份有限公司 Procédé d'attribution de ressources de multiples stations de base et unité radio distante
WO2023231580A1 (fr) * 2022-05-31 2023-12-07 华为技术有限公司 Procédé de communication et appareil de communication

Also Published As

Publication number Publication date
CN120343735A (zh) 2025-07-18
TW202531771A (zh) 2025-08-01

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