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WO2018231719A1 - Type de trame de déclenchement améliorée pour une communication sans fil - Google Patents

Type de trame de déclenchement améliorée pour une communication sans fil Download PDF

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Publication number
WO2018231719A1
WO2018231719A1 PCT/US2018/036939 US2018036939W WO2018231719A1 WO 2018231719 A1 WO2018231719 A1 WO 2018231719A1 US 2018036939 W US2018036939 W US 2018036939W WO 2018231719 A1 WO2018231719 A1 WO 2018231719A1
Authority
WO
WIPO (PCT)
Prior art keywords
trigger
trigger frame
location
hez
data packet
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.)
Ceased
Application number
PCT/US2018/036939
Other languages
English (en)
Inventor
Feng Jiang
Qinghua Li
Xiaogang Chen
Robert Stacey
Yuan Zhu
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.)
Intel Corp
Original Assignee
Intel Corp
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 Intel Corp filed Critical Intel Corp
Publication of WO2018231719A1 publication Critical patent/WO2018231719A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W8/00—Network data management
    • H04W8/005—Discovery of network devices, e.g. terminals
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W64/00—Locating users or terminals or network equipment for network management purposes, e.g. mobility management
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W84/00—Network topologies
    • H04W84/02—Hierarchically pre-organised networks, e.g. paging networks, cellular networks, WLAN [Wireless Local Area Network] or WLL [Wireless Local Loop]
    • H04W84/10—Small scale networks; Flat hierarchical networks
    • H04W84/12—WLAN [Wireless Local Area Networks]

Definitions

  • This disclosure generally relates to systems and methods for wireless communications and, more particularly, to an enhanced trigger frame type for wireless communication.
  • FIG. 5B depicts a flow diagram of an illustrative process for identifying a trigger frame, in accordance with one or more example embodiments of the present disclosure.
  • an enhanced trigger frame system may define additional trigger frame sub-types for the passive location mode and the sub-type field is in the trigger dependent common info subfield of the common info field of the trigger frame format.
  • any of the communications networks 130 and/or 135 may have any suitable communication range associated therewith and may include, for example, global networks (e.g., the Internet), metropolitan area networks (MANs), wide area networks (WANs), local area networks (LANs), or personal area networks (PANs).
  • any of the communications networks 130 and/or 135 may include any type of medium over which network traffic may be carried including, but not limited to, coaxial cable, twisted-pair wire, optical fiber, a hybrid fiber coaxial (HFC) medium, microwave terrestrial transceivers, radio frequency communication mediums, white space communication mediums, ultra-high frequency communication mediums, satellite communication mediums, or any combination thereof.
  • coaxial cable twisted-pair wire
  • optical fiber a hybrid fiber coaxial (HFC) medium
  • microwave terrestrial transceivers microwave terrestrial transceivers
  • radio frequency communication mediums white space communication mediums
  • ultra-high frequency communication mediums satellite communication mediums, or any combination thereof.
  • FIG. 3 illustrates a multi-user channel sounding sequence 300, in accordance with one or more example embodiments of the present disclosure.
  • an additional trigger frame 340 may be sent to a third group of anchor stations referred to as Group n.
  • the anchor stations in Group n may include STAnl, STAn2, ... , STAnl (wherein there are 1 anchor stations in Group n, and 1 is an integer greater than 0).
  • the master AP may indicate which station(s) a trigger frame 340 is intended for by including an identifier of each station (e.g., each station in a group, such as Group 1, Group 2, ... , Group n) in the trigger frame.
  • the identifier may include one or more of an AID, a ranging ID, and/or a BSSID to identify the anchor stations that will send the NDP in response to a trigger frame.
  • the anchor STA may associate with the master AP to obtain the AID. If the master AP uses the anchor STA's BSSID, the anchor STA may not be required to acquire an AID from the master AP.
  • a method that includes use of the anchor STA's BSSID may assume that the master AP already knows the anchor STA's BSSID.
  • the anchor STA's BSSID is used in the user info field of the trigger frame, the format of the user info field may need to be changed, and the user info field may need to have more bits to accommodate the BSSID (e.g., because the AID may be 12 bits and the BSSID may be 48 bits).
  • FIG. 4B illustrates a portion of a common info field of the trigger frame format for the 802.1 lax protocol, in accordance with one or more example embodiments of the present disclosure.
  • the trigger type field may have 4 bits.
  • the value 0 to 7 of the trigger type may be defined for the trigger frames in 802.1 lax, and the value 8 may be defined for the 802.1 laz protocol.
  • the Trigger dependent common info subfield 452 For the 802.11az trigger frame, there may be a trigger subtype field defined in the Trigger dependent common info subfield 452. This trigger sub-type field may be used to identify the different trigger frames used in the 802.1 laz protocol.
  • a device may determine a trigger frame comprising a first field of one or more fields.
  • the first field may be a common info field comprising a trigger dependent common info sub-field, and wherein the trigger sub-type value is included in the trigger dependent common info sub-field.
  • the trigger frame may comprise a second field of the one or more fields that indicates one of an association identifier (AID) of the wireless anchor station device or a basic service set identifier (BSSID) of the wireless anchor station device.
  • the second field may indicate a request that the wireless anchor station device cause to send the uplink response packet.
  • the device may further comprise a transceiver configured to send and receive wireless signals.
  • the device may further comprise one or more antennas coupled to the transceiver.
  • the wireless device may determine an uplink response packet from the wireless anchor station device.
  • a wireless device may identify, by the wireless device, a trigger frame received from a master access point, the trigger frame comprising a first field of one or more fields.
  • the first field may be a common info field comprising a trigger dependent common info subfield, and wherein the trigger sub-type value is included in the trigger dependent common info subfield.
  • the trigger frame may comprise a second field of the one or more fields that indicates one of an association identifier (AID) of the wireless anchor station device or a basic service set identifier (BSSID) of the wireless anchor station device.
  • AID association identifier
  • BSSID basic service set identifier
  • the wireless device may identify a third null data packet received from the master access point.
  • the wireless device may determine, based on the first null data packet, the second null data packet, the third null data packet, and the location measurement report, a location of the wireless device. Determining the location of the device may comprise using a hyperbolic method.
  • the communication station 600 may include one or more of a keyboard, a display, a non-volatile memory port, multiple antennas, a graphics processor, an application processor, speakers, and other mobile device elements.
  • the display may be an LCD screen including a touch screen.
  • the execution units may be a member of more than one module.
  • the execution units may be configured by a first set of instructions to implement a first module at one point in time and reconfigured by a second set of instructions to implement a second module at a second point in time.
  • the machine 700 may include a hardware processor 702 (e.g., a central processing unit (CPU), a graphics processing unit (GPU), a hardware processor core, or any combination thereof), a main memory 704 and a static memory 706, some or all of which may communicate with each other via an interlink (e.g., bus) 708.
  • a hardware processor 702 e.g., a central processing unit (CPU), a graphics processing unit (GPU), a hardware processor core, or any combination thereof
  • main memory 704 e.g., main memory
  • static memory 706 some or all of which may communicate with each other via an interlink (e.g., bus) 708.
  • the machine 700 may additionally include a storage device (i.e., drive unit) 716, a signal generation device 718 (e.g., a speaker), an enhanced trigger frame device 719, a network interface device/transceiver 720 coupled to antenna(s) 730, and one or more sensors 728, such as a global positioning system (GPS) sensor, a compass, an accelerometer, or other sensor.
  • a storage device i.e., drive unit
  • a signal generation device 718 e.g., a speaker
  • an enhanced trigger frame device 719 e.g., a speaker
  • a network interface device/transceiver 720 coupled to antenna(s) 730
  • sensors 728 such as a global positioning system (GPS) sensor, a compass, an accelerometer, or other sensor.
  • GPS global positioning system
  • the enhanced trigger frame device 719 may enable the exchange of the MU sounding sequence between a master AP and one or more anchor stations, wherein the master AP may use one or more trigger frames to solicit a response (e.g., a null data packet (NDP)) from the one or more anchor stations.
  • a response e.g., a null data packet (NDP)
  • the master AP may need to use an association ID, ranging ID, and/or basic service set identifier (BSSID) to identify the one or more anchor station(s) that may respond with an NDP.
  • BSSID basic service set identifier
  • the enhanced trigger frame device 719 may allow a client device in the passive location mode to listen to the NDP exchange and LMR packet exchange between the master AP and one or more anchor stations.
  • Various embodiments may be implemented fully or partially in software and/or firmware.
  • This software and/or firmware may take the form of instructions contained in or on a non-transitory computer-readable storage medium. Those instructions may then be read and executed by one or more processors to enable performance of the operations described herein.
  • the instructions may be in any suitable form, such as but not limited to source code, compiled code, interpreted code, executable code, static code, dynamic code, and the like.
  • Such a computer-readable medium may include any tangible non-transitory medium for storing information in a form readable by one or more computers, such as but not limited to read only memory (ROM); random access memory (RAM); magnetic disk storage media; optical storage media; a flash memory, etc.
  • the network interface device/transceiver 720 may include a plurality of antennas to wirelessly communicate using at least one of single-input multiple-output (SIMO), multiple-input multiple-output (MIMO), or multiple-input single-output (MISO) techniques.
  • transmission medium shall be taken to include any intangible medium that is capable of storing, encoding, or carrying instructions for execution by the machine 700 and includes digital or analog communications signals or other intangible media to facilitate communication of such software.
  • the operations and processes described and shown above may be carried out or performed in any suitable order as desired in various implementations. Additionally, in certain implementations, at least a portion of the operations may be carried out in parallel. Furthermore, in certain implementations, less than or more than the operations described may be performed.
  • the term "communicate” is intended to include transmitting, or receiving, or both transmitting and receiving. This may be particularly useful in claims when describing the organization of data that is being transmitted by one device and received by another, but only the functionality of one of those devices is required to infringe the claim. Similarly, the bidirectional exchange of data between two devices (both devices transmit and receive during the exchange) may be described as “communicating,” when only the functionality of one of those devices is being claimed.
  • the term “communicating” as used herein with respect to a wireless communication signal includes transmitting the wireless communication signal and/or receiving the wireless communication signal.
  • Some embodiments may be used in conjunction with various devices and systems, for example, a personal computer (PC), a desktop computer, a mobile computer, a laptop computer, a notebook computer, a tablet computer, a server computer, a handheld computer, a handheld device, a personal digital assistant (PDA) device, a handheld PDA device, an onboard device, an off-board device, a hybrid device, a vehicular device, a non-vehicular device, a mobile or portable device, a consumer device, a non-mobile or non-portable device, a wireless communication station, a wireless communication device, a wireless access point (AP), a wired or wireless router, a wired or wireless modem, a video device, an audio device, an audio- video (A/V) device, a wired or wireless network, a wireless area network, a wireless video area network (WVAN), a local area network (LAN), a wireless LAN (WLAN), a personal area network (PAN), a wireless PAN
  • Example 5 may include the device of example 4 and/or some other example herein, wherein the second field indicates a request that causes the wireless anchor station device to send the uplink response packet.
  • Example 10 may include the non-transitory computer-readable medium of example 9 and/or some other example herein, wherein the trigger frame comprises a second field of the one or more fields that indicates one of an association identifier (AID) of the wireless anchor station device or a basic service set identifier (BSSID) of the wireless anchor station device.
  • AID association identifier
  • BSSID basic service set identifier
  • Example 12 may include the non-transitory computer-readable medium of example 9 and/or some other example herein, wherein the first field is a common info field comprising a trigger dependent common info subfield, and wherein the trigger sub-type value is included in the trigger dependent common info subfield.
  • Example 13 may include the non- transitory computer-readable medium of example 9 and/or some other example herein, wherein the determining the location of the device comprises using a hyperbolic method.
  • Example 16 may include the method of example 14 and/or some other example herein, wherein the trigger frame comprises a second field of the one or more fields that indicates one of an association identifier (AID) of the wireless anchor station device or a basic service set identifier (BSSID) of the wireless anchor station device.
  • AID association identifier
  • BSSID basic service set identifier
  • Example 17 may include the method of example 16 and/or some other example herein, wherein the second field indicates a request that causes the wireless anchor station device to send the uplink response packet.
  • Example 20 may include the method of example 14 and/or some other example herein, wherein the determining the location of the device comprises using a hyperbolic method.
  • blocks of the block diagrams and flow diagrams support combinations of means for performing the specified functions, combinations of elements or steps for performing the specified functions and program instruction means for performing the specified functions. It will also be understood that each block of the block diagrams and flow diagrams, and combinations of blocks in the block diagrams and flow diagrams, may be implemented by special-purpose, hardware-based computer systems that perform the specified functions, elements or steps, or combinations of special-purpose hardware and computer instructions.

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

Abstract

La présente invention concerne de façon générale des procédés, des systèmes et des dispositifs de codage pour des communications sans fil, et plus particulièrement une trame de déclenchement améliorée. Un dispositif ayant des circuits de stockage et de traitement peut déterminer une trame de déclenchement, peut déterminer une valeur de sous-type de déclenchement, peut provoquer l'envoi de la trame de déclenchement et peut déterminer un paquet de réponse de liaison montante.
PCT/US2018/036939 2017-06-12 2018-06-11 Type de trame de déclenchement améliorée pour une communication sans fil Ceased WO2018231719A1 (fr)

Applications Claiming Priority (2)

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US201762518536P 2017-06-12 2017-06-12
US62/518,536 2017-06-12

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WO2018231719A1 true WO2018231719A1 (fr) 2018-12-20

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115669194A (zh) * 2020-05-22 2023-01-31 佳能株式会社 通信设备、通信方法和程序
CN115706602A (zh) * 2021-08-06 2023-02-17 华为技术有限公司 一种北斗通信系统中位置上报方法、系统及相关装置
WO2023097704A1 (fr) * 2021-12-03 2023-06-08 Oppo广东移动通信有限公司 Procédé et dispositif de communication

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Publication number Priority date Publication date Assignee Title
WO2016068571A2 (fr) * 2014-10-27 2016-05-06 엘지전자 주식회사 Procédé de transmission et de réception de signal d'accusé de réception/accusé de réception négatif pour des données multiutilisateur en liaison montante dans un système lan sans fil, et appareil correspondant
WO2017030342A1 (fr) * 2015-08-19 2017-02-23 엘지전자(주) Procédé pour transmettre une trame de déclenchement dans un système de communication sans fil, et dispositif associé
US20170093600A1 (en) * 2015-09-29 2017-03-30 Apple Inc. Uplink sounding in a wireless local area network

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WO2016068571A2 (fr) * 2014-10-27 2016-05-06 엘지전자 주식회사 Procédé de transmission et de réception de signal d'accusé de réception/accusé de réception négatif pour des données multiutilisateur en liaison montante dans un système lan sans fil, et appareil correspondant
WO2017030342A1 (fr) * 2015-08-19 2017-02-23 엘지전자(주) Procédé pour transmettre une trame de déclenchement dans un système de communication sans fil, et dispositif associé
US20170093600A1 (en) * 2015-09-29 2017-03-30 Apple Inc. Uplink sounding in a wireless local area network

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Title
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I NTEL: "IEEE P802.11 Wireless LANs: Specification Framework for TGax", IEEE 802.11-15/0132RL5, 25 May 2016 (2016-05-25), pages 1 - 61 *

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115669194A (zh) * 2020-05-22 2023-01-31 佳能株式会社 通信设备、通信方法和程序
CN115706602A (zh) * 2021-08-06 2023-02-17 华为技术有限公司 一种北斗通信系统中位置上报方法、系统及相关装置
WO2023097704A1 (fr) * 2021-12-03 2023-06-08 Oppo广东移动通信有限公司 Procédé et dispositif de communication

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