WO2025145286A1 - Procédé de communication, dispositif de station, dispositif de point d'accès, et système de communication - Google Patents

Procédé de communication, dispositif de station, dispositif de point d'accès, et système de communication Download PDF

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Publication number
WO2025145286A1
WO2025145286A1 PCT/CN2024/070146 CN2024070146W WO2025145286A1 WO 2025145286 A1 WO2025145286 A1 WO 2025145286A1 CN 2024070146 W CN2024070146 W CN 2024070146W WO 2025145286 A1 WO2025145286 A1 WO 2025145286A1
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WO
WIPO (PCT)
Prior art keywords
communication
information
identification information
wireless
wireless frame
Prior art date
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Pending
Application number
PCT/CN2024/070146
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English (en)
Chinese (zh)
Inventor
董贤东
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.)
Beijing Xiaomi Mobile Software Co Ltd
Original Assignee
Beijing Xiaomi Mobile Software 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 Beijing Xiaomi Mobile Software Co Ltd filed Critical Beijing Xiaomi Mobile Software Co Ltd
Priority to CN202480000186.2A priority Critical patent/CN120584534A/zh
Priority to PCT/CN2024/070146 priority patent/WO2025145286A1/fr
Publication of WO2025145286A1 publication Critical patent/WO2025145286A1/fr
Pending legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • 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
    • H04W76/00—Connection management
    • H04W76/10—Connection setup
    • H04W76/11—Allocation or use of connection identifiers

Definitions

  • the present disclosure relates to the field of communication technology, and in particular to a communication method, a site device, an access point device, and a communication system.
  • Ultra High Reliability UHR
  • WLAN Wireless Local Area Networks
  • SNR signal-to-noise ratio
  • an embodiment of the present disclosure further provides a site device, including:
  • processors one or more processors
  • the working link corresponds one-to-one to the communication information of the communication service of the other wireless communication medium.
  • an embodiment of the present disclosure further provides a site device, the site device comprising at least one of a determination module and a sending module; wherein the site device is used to execute an optional implementation method of the first aspect.
  • an embodiment of the present disclosure further provides a site device, including:
  • processors one or more processors
  • the site device is used to execute the optional implementation of the first aspect.
  • an embodiment of the present disclosure further provides an access point device, including:
  • the access point device is used to execute the optional implementation of the second aspect.
  • an embodiment of the present disclosure further provides a communication system, comprising a site device and an access point device; wherein the site device is configured to execute the optional implementation method as described in the first aspect, and the access point device is configured as the optional implementation method as described in the second aspect.
  • an embodiment of the present disclosure further provides a storage medium storing instructions, which, when executed on a communication device, enables the communication device to execute the optional implementation methods described in the first and second aspects.
  • an embodiment of the present disclosure proposes a program product.
  • the communication device executes the method described in the optional implementation manner of the first aspect and the second aspect.
  • an embodiment of the present disclosure proposes a computer program, which, when executed on a computer, enables the computer to execute the method described in the optional implementation of the first aspect and the second aspect.
  • an embodiment of the present disclosure provides a chip or a chip system, which includes a processing circuit configured to execute the method described in the optional implementation of the first aspect, the second aspect, and the third aspect.
  • the embodiments of the present disclosure provide a communication method, a station device, an access point device and a communication system.
  • the terms such as communication method, signal transmission method, wireless frame transmission method, etc. can be replaced with each other, and the terms such as information processing system, communication system, etc. can be replaced with each other.
  • each step in a certain embodiment can be implemented as an independent embodiment, and the steps can be arbitrarily combined.
  • a solution after removing some steps in a certain embodiment can also be implemented as an independent embodiment, and the order of the steps in a certain embodiment can be arbitrarily exchanged.
  • the optional implementation methods in a certain embodiment can be arbitrarily combined; in addition, the embodiments can be arbitrarily combined, for example, some or all of the steps of different embodiments can be arbitrarily combined, and a certain embodiment can be arbitrarily combined with the optional implementation methods of other embodiments.
  • plurality refers to two or more.
  • the terms "at least one of”, “one or more”, “a plurality of”, “multiple”, etc. can be used interchangeably.
  • the description methods such as “at least one of A and B”, “A and/or B", “A in one case, B in another case”, “in response to one case A, in response to another case B”, etc. may include the following technical solutions according to the circumstances:
  • A executed A independently of B
  • B executed B independently of A
  • execution is selected from A and B (A and B are selectively executed); in some embodiments, A and B (both A and B are executed).
  • branches such as A, B, C, etc., the above is also similar.
  • “including A”, “comprising A”, “used to indicate A”, and “carrying A” can be interpreted as directly carrying A or indirectly indicating A.
  • acquisition of data, information, etc. may comply with the laws and regulations of the country where the data is obtained.
  • the access point device 102 can be an access point for a mobile terminal to enter a wired network.
  • AP is equivalent to a bridge connecting a wired network and a wireless network. Its main function is to connect various wireless network clients together and then connect the wireless network to the Ethernet.
  • the AP can be a terminal device or a network device with a wireless fidelity chip.
  • the AP can support multiple WLAN systems such as 802.11ax, 802.11be, 802.11ac, 802.11n, 802.11g, 802.11b, 802.11a, 802.11bf, 802.11bn, etc. mode, and supports the next generation 802.11 protocol, but is not limited to this.
  • the method includes:
  • Step 201 the site device 101 determines a first wireless frame; wherein the first wireless frame identifies the communication information of the site device 101 terminating or changing the communication service of other wireless communication media; the first wireless frame includes first identification information, and the first identification information identifies the communication service to be terminated or changed.
  • the communication information of the communication service of the other communication medium may include: the communication time information of the periodic communication service of the other communication medium, for example, the number of repetitions and the cycle time information. Specifically, the number of repetitions is such as the number of cycles of the periodic communication service, for example, how many cycles will be cycled; the cycle time information is such as the start time of each cycle.
  • the communication time information of the periodic communication service is used by the access point device 102 to determine the communication time of the site device 101 for other wireless communication media. During the communication time of other wireless communication media, the access point device 102 does not perform Wi-Fi communication with the site device 101, and isolates the Wi-Fi communication service from the service of other wireless communication media in terms of time to avoid interference between the two.
  • STA can negotiate with AP about the communication cycle of other communication technologies so that AP and STA can coordinate their Wi-Fi communication cycle, or mobile AP can negotiate with its associated STA about the communication cycle of other communication technologies so that it can coordinate its Wi-Fi communication cycle with STA.
  • the cycle of other communication technologies may end early or change the cycle.
  • STA or mobile AP should send a termination frame/change frame to negotiate with AP or STA.
  • the site device 101 determines a first wireless frame, and carries first identification information in the first wireless frame, where the first identification information identifies the communication service of other wireless communication media terminated or changed by the site device 101; optionally, the first identification information can be set to "1" to identify the existence of communication services of other wireless communication media; or the first identification information can be set to "00" to identify that the communication service terminated or changed is a communication service of BT technology, then the first wireless frame identifies the communication information of the site device 101 terminating or changing the communication service of BT technology; the first identification information can be set to " 01", indicating that the communication service to be terminated or changed is the communication service of NR technology, then the first radio frame identifies the communication information of the site device 101 terminating or changing the communication service of NR technology; the first identification information can be set to "10", indicating that the communication service to be terminated or
  • the site device 101 can report the termination or change of communication services of other wireless communication media under multiple links under one link, and the first identification information identifies that the site device 101 terminates or changes the communication services of other wireless communication media under other links, and so on;
  • the third identification information for example, includes a link bitmap bit, and the link bitmap bit corresponding to a certain working link is set to 1, which indicates that the site device 101 terminates or changes the communication services of other wireless communication media under the working link, and also indicates that there are multiple first identification information in the first wireless frame; for example, there are multiple first identification information in the first wireless frame; for example, in the first wireless frame, each working link with a link bitmap bit set to 1 corresponds to the aforementioned first identification information, that is, in the first wireless frame, each working link with a link bitmap bit set to 1 corresponds one to one with the aforementioned first identification information.
  • the site device 101 can report to the access point device 102 under link1, link2, or link3 that the communication service of NR technology under link1, the communication service of UWB technology under link2, and the communication service of Zigbee technology under link3 are terminated or changed.
  • the first radio frame further includes second identification information, and the second identification information identifies that the type of the first radio frame is termination or change.
  • the second identification information may be a subdomain or subfield in the first wireless frame.
  • the second identification information may include a bit, which is set to "0" to identify that the type of the first wireless frame is termination, that is, the first wireless frame identifies that the site device 101 terminates the communication information of the communication service of other wireless communication media; the bit is set to "1" to identify that the type of the first wireless frame is change, that is, the first wireless frame identifies that the site device 101 changes the communication information of the communication service of other wireless communication media.
  • the type of the first wireless frame is change
  • the first identification information also includes parameter information for the change operation of the communication information
  • the parameter information includes at least one of the change type and the changed communication information.
  • the change type includes extension or shortening.
  • the communication information of the communication service of the other communication medium can specifically include the communication time information of the periodic communication service of the other communication medium
  • the change type specifically includes extending or shortening the communication time information of the periodic communication service of the other communication medium.
  • the changed communication information includes at least two of the start information, the end information, or the duration information of the changed communication information.
  • the communication information of the communication service of the other communication medium may include the communication time information of the periodic communication service of the other communication medium
  • the changed communication information may specifically include at least two of the start communication time information, the end communication time information, or the duration communication time information of the periodic communication service of the other communication medium after the change.
  • the site device 101 sends the first wireless frame to report to the access point device 102 whether the site device 101 terminates or changes the communication information of the communication service of other coexisting wireless communication media; during the communication time of other wireless communication media, the access point device 102 does not perform Wi-Fi communication with the site device 101, and isolates the Wi-Fi communication service from the service of other wireless communication media in time to avoid interference between the two.
  • the method includes:
  • Step 301 after completing the initial association with the access point device 102, the site device 101 determines a channel usage request (channel usage Request) frame; the channel usage Request frame includes a target wake time (Target Wake Time, TWT) information element, and the TWT flow identifier of the TWT information element carries the first identification information.
  • channel usage Request channel usage Request
  • TWT target wake time
  • the first identification information identifies a communication service of other wireless communication media that is terminated or changed by the station device 101 .
  • the site device 101 determines a channel usage Request frame, the channel usage Request frame carries a TWT information element, and the TWT flow identifier of the TWT information element carries the first identification information; the first identification information identifies the communication service of other wireless communication media terminated or changed by the site device 101; optionally, the TWT flow identifier can be set to "1" to identify the communication service of other wireless communication media terminated or changed; or the TWT flow identifier can be set to "00" to identify that the communication service terminated or changed is the communication service of BT technology; the TWT flow identifier can be set to "01" to identify that the communication service terminated or changed is the communication service of NR technology; the TWT flow identifier can be set to "10" to identify that the communication service terminated or changed is the communication service of UWB technology; the TWT flow identifier can be set to "11" to identify that the communication service terminated or changed is the communication service of Zigbee technology; the TWT flow
  • the channel usage request frame also includes third identification information, and the third identification information identifies one or more working links terminated or changed by the first wireless frame; wherein the working links correspond one-to-one to the communication information of the communication service of the other wireless communication medium.
  • the site device 101 can report the termination or change of communication services of other wireless communication media under multiple links under one link, and the first identification information identifies that the site device 101 terminates or changes the communication services of other wireless communication media under other links, and so on;
  • the third identification information for example, includes a link bitmap bit, and the link bitmap bit corresponding to a link is set to 1, which indicates that the site device 101 terminates or changes the communication services of other wireless communication media under the link, and also indicates that there are multiple TWT information elements in the first wireless frame; for example, in the first wireless frame, each link with a link bitmap bit set to 1 corresponds to one of the aforementioned TWT information elements.
  • the method includes:
  • the site device 101 Before initiating other wireless communication media communications, the site device 101 sends a quiet time period (QTP) request to the access point device 102. After receiving the request, the access point device 102 may send a quiet time period setup frame to all other devices. The device that receives the quiet time period setup frame may choose to retreat within a subsequent period of time to avoid conflicts with the other wireless communication media communications.
  • QTP quiet time period
  • the first wireless frame (QTP Request frame) includes a quiet time period information element, and the quiet time period information element includes: a quiet time content subfield;
  • the subtype value of the quiet time period information element is Quiet Time Period Setup, Quiet Time Period Request or a newly added subtype value.
  • the subtype value of the quiet time period information element is 0, the identification quiet time period information element is Quiet Time Period Setup, the first identification information is carried in the quiet time content subfield, and the format of the quiet time content subfield is as shown in the following Table 2, wherein the first identification information is a specific service identification (Service specific Identifier).
  • Step 402 the site device 101 sends the QTP Request frame to the access point device 102.
  • the quiet time content subfield also includes third identification information, and the third identification information identifies one or more working links terminated or changed by the first wireless frame; wherein the working links correspond one-to-one to the communication information of the communication service of the other wireless communication medium.
  • the site device 101 can report the communication information of the communication services of other wireless communication media under multiple links that are terminated or changed under one link, and the first identification information identifies that the site device 101 terminates or changes the communication services of other wireless communication media under other links, etc.;
  • the third identification information includes, for example, a link bitmap bit, and the third identification information is specifically shown in the following Table 3:
  • Step 501 during the initial association process with the access point device 102, the site device 101 determines a first wireless frame, wherein the first wireless frame includes an association request (association Request) frame or a reassociation request (Reassociation Request) frame; wherein the first wireless frame includes first identification information, and the first identification information identifies that the site device 101 terminates or changes the communication service of other wireless communication media.
  • association Request association request
  • Reassociation Request reassociation request
  • the association Request frame or the Reassociation Request frame includes a QTP Request information sub-element
  • the QTP Request information sub-element includes the quiet time period information element
  • the quiet time period information element includes: a quiet time content subfield
  • the first identification information is carried in the quiet time content subfield, and specifically includes a service specific identifier (Service specific Identifier);

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

Abstract

Des modes de réalisation de la présente divulgation se rapportent à un procédé de communication, un dispositif de station, un dispositif de point d'accès, et un système de communication. Le procédé de communication consiste à : déterminer une première trame radio, la première trame radio identifiant des informations de communication de services de communication d'autres supports de communication sans fil, lesdits services de communication étant terminés ou modifiés par un dispositif de station, la première trame radio comprenant de premières informations d'identification, et les premières informations d'identification identifiant les services de communication terminés ou modifiés ; et envoyer la première trame radio. Par conséquent, l'invention concerne un mode pour empêcher un service de communication Wi-Fi d'être perturbé par les services d'autres supports de communication sans fil.
PCT/CN2024/070146 2024-01-02 2024-01-02 Procédé de communication, dispositif de station, dispositif de point d'accès, et système de communication Pending WO2025145286A1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
CN202480000186.2A CN120584534A (zh) 2024-01-02 2024-01-02 通信方法、站点设备、接入点设备及通信系统
PCT/CN2024/070146 WO2025145286A1 (fr) 2024-01-02 2024-01-02 Procédé de communication, dispositif de station, dispositif de point d'accès, et système de communication

Applications Claiming Priority (1)

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PCT/CN2024/070146 WO2025145286A1 (fr) 2024-01-02 2024-01-02 Procédé de communication, dispositif de station, dispositif de point d'accès, et système de communication

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WO2025145286A1 true WO2025145286A1 (fr) 2025-07-10

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Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20170094677A1 (en) * 2015-09-30 2017-03-30 Apple Inc. Wi-Fi and Bluetooth Coexistence
WO2022094940A1 (fr) * 2020-11-06 2022-05-12 北京小米移动软件有限公司 Procédé de communication et dispositif de communication
WO2022133654A1 (fr) * 2020-12-21 2022-06-30 北京小米移动软件有限公司 Procédé de communication et dispositif de communication à liaisons multiples
US20230276357A1 (en) * 2023-05-04 2023-08-31 Intel Corporation Apparatus, system, and method of updating a target wake time (twt) agreement

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20170094677A1 (en) * 2015-09-30 2017-03-30 Apple Inc. Wi-Fi and Bluetooth Coexistence
WO2022094940A1 (fr) * 2020-11-06 2022-05-12 北京小米移动软件有限公司 Procédé de communication et dispositif de communication
WO2022133654A1 (fr) * 2020-12-21 2022-06-30 北京小米移动软件有限公司 Procédé de communication et dispositif de communication à liaisons multiples
US20230276357A1 (en) * 2023-05-04 2023-08-31 Intel Corporation Apparatus, system, and method of updating a target wake time (twt) agreement

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