WO2022160670A1 - Procédé de reconnaissance de réseau wi-fi et appareil de reconnaissance de réseau wi-fi - Google Patents

Procédé de reconnaissance de réseau wi-fi et appareil de reconnaissance de réseau wi-fi Download PDF

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Publication number
WO2022160670A1
WO2022160670A1 PCT/CN2021/113087 CN2021113087W WO2022160670A1 WO 2022160670 A1 WO2022160670 A1 WO 2022160670A1 CN 2021113087 W CN2021113087 W CN 2021113087W WO 2022160670 A1 WO2022160670 A1 WO 2022160670A1
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WO
WIPO (PCT)
Prior art keywords
wireless
network
network connection
connection record
subgraph
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PCT/CN2021/113087
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English (en)
Chinese (zh)
Inventor
吴帅
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北京达佳互联信息技术有限公司
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Application filed by 北京达佳互联信息技术有限公司 filed Critical 北京达佳互联信息技术有限公司
Publication of WO2022160670A1 publication Critical patent/WO2022160670A1/fr

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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W48/00—Access restriction; Network selection; Access point selection
    • H04W48/16—Discovering, processing access restriction or access information
    • 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

  • the terminal is connected to the wireless AP of the wireless access point through the Wi-Fi network, and the network connection record includes the session identifier of the session in which the wireless AP participates, and the basic service to which the wireless AP belongs.
  • the determining a roaming connection record in the network connection record includes:
  • the original network connection record includes the terminal identifier of the terminal, the basic service set identifier BSSID of the basic service set to which the wireless AP connected by the terminal through the Wi-Fi network belongs, and all the connection time when the terminal is connected to the wireless AP;
  • an electronic device including:
  • An embodiment of the present disclosure proposes a method for identifying a Wi-Fi network, which determines a roaming connection record generated by a terminal roaming between different wireless APs by using information such as a session identifier, BSSID, and ESSID included in the network connection record reported by the terminal.
  • At least one connectivity subgraph representing the Wi-Fi network is generated according to the roaming connection record, and the Wi-Fi network and its wireless AP are respectively marked with the SSID and BSSID of the roaming network connection record corresponding to the connectivity subgraph.
  • the wireless AP 12-14 is used to provide a wireless network for the mobile phone 15-17 for the mobile phone 15-17 to connect to the corresponding network.
  • any of the above wireless APs can be implemented as a BSS and belong to an ESS.
  • any wireless AP can form an ESS independently, or multiple wireless APs can form an ESS through networking (for example, the wireless AP 12 can form an ESS1 independently, and the wireless APs 13-14 can form a network to form an ESS2, etc., which are not shown in the figure. ).
  • the wireless APs installed on different floors of the shopping mall belong to the same ESS (that is, have the same SSID), and the user walks between different floors of the shopping mall with a mobile phone. Then the terminal can report the network connection record 1 corresponding to time 1 to the server; at time 2 after a period of time, the user walks to the second floor, and the mobile phone connects to the wireless AP2 located on the second floor, and then the mobile phone can report the network corresponding to time 2 to the server. Connection record 2. At this time, it can be considered that the wireless AP connected to the terminal is switched between the wireless AP1 and the wireless AP2, that is, the terminal performs network roaming behavior between the wireless AP1 and the wireless AP2.
  • the first network connection record includes the first BSSID representing the first wireless AP
  • the second network connection record includes the second wireless AP.
  • the network connection record includes a BSSID representing a certain wireless AP
  • the network connection record has a corresponding relationship with the wireless AP.
  • Connection record 1 corresponds to AP1.
  • the network connection record corresponds to the wireless AP
  • the network connection record includes the BSSID that characterizes the wireless AP.
  • the network connection record 1 includes: BSSID1 characterizing AP1.
  • Node sequences corresponding to each session identifier can be generated based on the above moving process. As shown in (b) of FIG. 4, the node sequences A1-A2-A3, B1-B2, A4-A2, and B2-C1 can be generated. Wherein, each node in the node sequence represents each wireless AP corresponding to the BSSID included in the network connection record, and each connection line in the node sequence represents the roaming connection record in the foregoing embodiment.
  • the Wi-Fi network corresponding to the connected subgraph formed by A1, A2, A3 and A4 includes four wireless APs, A1, A2, A3 and A4.
  • A4 is connected to wireless AP A2 (at this time, wireless AP A2 may be the main wireless AP in the Wi-Fi network, responsible for network load balancing or wireless AP coordination).
  • the Wi-Fi network corresponding to the connectivity subgraph formed by B1 and B2 includes two wireless APs B1 and B2; and wireless AP C1 constitutes an independent Wi-Fi network.
  • wireless APs A1-A4 constitute Wi-Fi network A
  • wireless APs B1-B2 constitute Wi-Fi network B
  • wireless AP C1 constitutes Wi-Fi network C.
  • the movement trajectory of the terminal participating in the session identified as H1 session is A1 ⁇ A2 ⁇ A3
  • the movement trajectory of the terminal participating in the session identified as H2 session is A4 ⁇ A2.
  • the above movement process does not exceed the BSA of Wi-Fi network A.
  • the movement trajectory of the terminal participating in the session identified as the H3 session is B1 ⁇ B2, and the movement process does not exceed the BSA of the Wi-Fi network B.
  • the movement trajectory of the terminal participating in the session identified as the H4 session is B2 ⁇ C1, and the movement process passes through the BSAs of the Wi-Fi network B and the Wi-Fi network C in sequence.
  • the movement trajectory corresponding to the above-mentioned movement process is shown as a dotted line with an arrow in FIG. 5 . So far, the identification process of the network structure of the Wi-Fi network is completed.
  • entries 1-4 all correspond to Wi-Fi network A with SSID A, and are used to characterize the four wireless APs that constitute Wi-Fi network A; similarly, entries 5-6 correspond to Wi-Fi network B with SSID B is used to characterize the two wireless APs that constitute Wi-Fi network B; entry 7 corresponds to Wi-Fi network C with SSID C, which is used to characterize the Wi-Fi network. 1 wireless AP of C.
  • Step 312 the server generates a second connected subgraph according to the updated network connection record.
  • Embodiments of the present disclosure also provide an electronic device, including:
  • Multimedia component 708 includes a screen that provides an output interface between electronic device 700 and the user.
  • the screen may include a liquid crystal display (LCD) and a touch panel (TP).
  • the screen may be implemented as a touch screen to receive input signals from a user.
  • the touch panel includes one or more touch sensors to sense touch, swipe, and gestures on the touch panel. The touch sensor may not only sense the boundaries of a touch or swipe action, but also detect the duration and pressure associated with the touch or swipe action.
  • multimedia component 708 includes a front-facing camera and/or a rear-facing camera. When the electronic device 700 is in an operation mode, such as a shooting mode or a video mode, the front camera and/or the rear camera may receive external multimedia data.
  • Each of the front and rear cameras can be a fixed optical lens system or have focal length and optical zoom capability.

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

Abstract

La présente divulgation, qui relève du domaine des communications sans fil, concerne un procédé et un appareil de reconnaissance de réseau Wi-Fi, un dispositif électronique et un support de stockage. Le procédé comprend : l'acquisition d'un enregistrement de connexion de réseau d'un terminal, le terminal étant connecté à un point d'accès (AP) sans fil au moyen d'un réseau Wi-Fi, et l'enregistrement de connexion de réseau contenant un identifiant de session pour une session à laquelle participe le point d'accès sans fil, un identifiant BSSID et un identifiant SSID du point d'accès sans fil ; la détermination d'enregistrements de connexion d'itinérance dans l'enregistrement de connexion de réseau, tous les multiples groupes d'enregistrements de connexion d'itinérance contenant le même identifiant de session et des identifiants BSSID différents ; la génération d'au moins un premier sous-graphe connecté selon les enregistrements de connexion d'itinérance ; et le marquage, à l'aide de l'identifiant SSID contenu dans les enregistrements de connexion d'itinérance pour générer le premier sous-graphe connecté, d'un premier réseau Wi-Fi représenté par le premier sous-graphe connecté, et le marquage d'un point d'accès sans fil du premier réseau Wi-Fi à l'aide des identifiants BSSID contenus dans les enregistrements de connexion d'itinérance pour générer le premier sous-graphe connecté.
PCT/CN2021/113087 2021-01-29 2021-08-17 Procédé de reconnaissance de réseau wi-fi et appareil de reconnaissance de réseau wi-fi WO2022160670A1 (fr)

Applications Claiming Priority (2)

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CN202110130166.5 2021-01-29
CN202110130166.5A CN112954774B (zh) 2021-01-29 2021-01-29 Wi-Fi网络的识别方法、装置、电子设备和存储介质

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CN112954774B (zh) * 2021-01-29 2022-11-18 北京达佳互联信息技术有限公司 Wi-Fi网络的识别方法、装置、电子设备和存储介质

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CN104115525A (zh) * 2012-02-17 2014-10-22 苹果公司 检测网络中的相邻接入点
CN107995682A (zh) * 2017-11-06 2018-05-04 北京三快在线科技有限公司 无线接入点定位方法、装置、电子设备及存储介质
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WO2007045147A1 (fr) * 2005-10-21 2007-04-26 Huawei Technologies Co., Ltd. Procede, systeme et terminal de reseau d’acces du terminal de reseau local sans fil
JP5538536B2 (ja) * 2009-06-30 2014-07-02 アルカテル−ルーセント Ｗｌａｎ内の移動端末用のローミング方法、関連するアクセス・コントローラ、およびアクセス・ポイント・デバイス
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Patent Citations (4)

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Publication number Priority date Publication date Assignee Title
CN104115525A (zh) * 2012-02-17 2014-10-22 苹果公司 检测网络中的相邻接入点
CN107995682A (zh) * 2017-11-06 2018-05-04 北京三快在线科技有限公司 无线接入点定位方法、装置、电子设备及存储介质
US20190261221A1 (en) * 2018-02-22 2019-08-22 Cisco Technology, Inc. Flash crowd detection and responsive network management
CN112954774A (zh) * 2021-01-29 2021-06-11 北京达佳互联信息技术有限公司 Wi-Fi网络的识别方法、装置、电子设备和存储介质

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