WO2022110927A1 - Procédé d'identification de position de déploiement de point d'accès, et dispositif d'identification de position - Google Patents

Procédé d'identification de position de déploiement de point d'accès, et dispositif d'identification de position Download PDF

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Publication number
WO2022110927A1
WO2022110927A1 PCT/CN2021/113989 CN2021113989W WO2022110927A1 WO 2022110927 A1 WO2022110927 A1 WO 2022110927A1 CN 2021113989 W CN2021113989 W CN 2021113989W WO 2022110927 A1 WO2022110927 A1 WO 2022110927A1
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Prior art keywords
terminal
access point
type
room
signal strength
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PCT/CN2021/113989
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English (en)
Chinese (zh)
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杜建成
汪伊明
黄长富
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华为技术有限公司
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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W16/00—Network planning, e.g. coverage or traffic planning tools; Network deployment, e.g. resource partitioning or cells structures
    • H04W16/18—Network planning tools
    • H04W16/20—Network planning tools for indoor coverage or short range network deployment
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B17/00—Monitoring; Testing
    • H04B17/30—Monitoring; Testing of propagation channels
    • H04B17/309—Measuring or estimating channel quality parameters
    • H04B17/318—Received signal strength
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W24/00—Supervisory, monitoring or testing arrangements
    • H04W24/08—Testing, supervising or monitoring using real traffic

Definitions

  • the embodiments of the present application relate to the field of positioning technologies, and in particular, to a method for identifying a deployment location of an access point and a location identifying device.
  • a wireless fidelity (wireless fidelity, Wi-Fi) network includes terminals and access points.
  • a terminal connects to an access point through Wi-Fi to access the network.
  • the access point is deployed by the user who lacks professional network knowledge, so the overall indoor Wi-Fi coverage quality is affected, which in turn affects the user's service experience.
  • telecom operators cannot know the deployment of access points in users' homes, thus creating obstacles for operators to optimize the network for users.
  • Embodiments of the present application provide a method for identifying an access point deployment location and a location identifying device, which are used to determine a specific deployment location of an access point in a home scenario according to a signal between a terminal and an access point.
  • the present application provides a method for identifying the deployment location of an access point.
  • the method can be applied to a home scenario to identify the type of room where the access point is located, and can also be applied to other rooms that are isolated from each other. in the scene.
  • the location identification device first obtains the signal strength value and throughput rate between the access point and multiple terminals, wherein the signal strength value is used to indicate the strength of the signal between the terminal and the access point, The throughput rate is used to indicate the transmission rate of uplink or downlink traffic between the terminal and the access point. Then, the location identification device determines the room type in which the at least one terminal is located according to the signal strength value and the throughput rate. Then, the location identification device determines the room type where the access point is located according to the room type where the terminal is located and the location relationship between the terminal and the access point.
  • the aforementioned location identification device may be a home gateway (for example, an optical network terminal (ONT)) deployed near a user's home, or may be a central office in a passive optical network (PON) system
  • a device for example, an optical line terminal (OLT)
  • OLT optical line terminal
  • the method for identifying the deployment location of the access point may also be performed by an access point in the user's home. In this case, after the access point determines the type of the room where the access point is located, it will send the room type.
  • the aforementioned central office equipment or the aforementioned centralized processing unit sends the room type where the access point is located to the operator side equipment, so that the operator can obtain optimization The basis for the user's home intranet.
  • the aforementioned signal strength value may be an uplink signal strength value from the terminal measured by the access point, or may be a downlink signal strength value from the access point measured by the terminal, which is not specifically limited in this application.
  • the room type where the terminal is located can be determined according to the signal strength value and the throughput rate of the terminal. Since the signal strength value of the terminal can reflect the relative positional relationship between the terminal and the access point, the type of the room where the access point is located can be determined according to the type of the room where the terminal is located. In this embodiment, the signal strength value and throughput rate of the terminal can be directly acquired by the location identification device without user feedback. Therefore, the room type of the access point in the user's home can be known without user feedback. , so that the operator can obtain the basis for optimizing the user's home internal network.
  • the location identification device determines the room type in which at least one terminal is located according to the signal strength value and the throughput rate, including: the location identification device determines, according to the signal strength value and the throughput rate of the terminal, at least one a terminal type of the terminal; the location identification device receives a first association rule corresponding to the access point, and the first association rule includes an association relationship between the terminal type and the room type; The type and the first association rule determine the type of room in which the at least one terminal is located.
  • the location identification device can determine the type of the terminal according to the signal strength value and the throughput rate of the terminal, and the location identification device can receive the first association rule corresponding to the access point, where the first association rule includes the terminal type
  • the association relationship with this room type which is used to indicate the room where the terminal of this terminal type may be used. Therefore, the location identification device can determine the room type in which the terminal is located according to the terminal type of the aforementioned terminal and the first association rule.
  • the terminal type is a video terminal (for example, a TV)
  • the room type corresponding to the terminal type is a living room
  • the terminal type is a meter reading terminal (for example, an electricity meter, a gas meter, etc.)
  • the room type corresponding to this terminal type is kitchen.
  • the association relationship between the terminal type and the room type can be adjusted according to different home users, which is not specifically limited here.
  • the first association rule is received from the operator-side device, and the operation and maintenance manager can input the aforementioned first association rule through the first user interface.
  • the operator-side device may be a server that manages the aforementioned access point, and the first user interface is located in the server that manages the aforementioned access point. It can be understood that the first user interface is located at the operator side. The user interface in the device.
  • the location recognition device since the location recognition device can receive the aforementioned first association rule from the outside, the location recognition device has a judgment basis for identifying the type of room where the terminal is located, which is helpful for the location recognition device to determine the type of room where the terminal is located according to the type of the terminal .
  • the determining at least one terminal type of the terminal according to the signal strength value and the throughput rate of the terminal includes: the location identification device receives a wall penetration loss value; the location identification device receives the wall penetration loss value according to the location identification device The value divides multiple signal strength values of the terminals into at least one set, and each set includes at least one signal strength value of one of the terminals; the location identification device determines, according to the distribution characteristics of the at least one set, that the terminal corresponding to the set is A mobile terminal or a fixed terminal; the location identification device determines the terminal type of the mobile terminal according to the throughput rate, or the terminal type of the fixed terminal.
  • the distribution characteristics of the set can also be understood as the number of sets, and the positional distribution relationship of multiple sets in the coordinate system.
  • the location identification device can receive the wall penetration loss value from the operator side device, and the wall penetration loss value is the loss value of the signal after a signal passes through the obstacle.
  • the wall penetration loss value can be It is measured by the difference between the signal strength value before the signal passes through the wall and the signal strength value after the signal passes through the wall.
  • the location identification device classifies the signal strength values of different terminals according to the size of the signal strength values, and the similar or the same signal strength values of the same terminal will be divided into a set, and the signal strength values of the same terminal are greatly different. Values will be divided into different sets.
  • the location identification device can determine that the terminal corresponding to the set is a mobile terminal or a fixed terminal according to the distribution characteristics of the aforementioned at least one set. Exemplarily, if the signal strength value of the same terminal is divided into only one set, the location identification device determines that the terminal is a fixed terminal; if the signal strength value of the same terminal is divided into multiple sets, and the signal strengths in different sets are If the difference between the values is greater than or equal to the wall penetration loss value, the location identification device determines that the terminal is a mobile terminal.
  • the method further includes: determining a positional relationship between the terminal corresponding to the set and the access point according to the at least one distribution characteristic of the set.
  • the location identification device can classify multiple signal strength values according to the wall penetration loss value, so as to distinguish whether there is a wall penetration loss between the terminal corresponding to the signal strength value and the access point, and whether the terminal and the access point have a penetration loss. Whether there are multiple wall penetration losses in between. That is, dividing the set based on the transmission wall loss enables the location identification device to determine the location relationship between the terminal corresponding to the set and the access point according to the foregoing multiple sets.
  • the positional relationship between the terminal and the access point includes: the terminal and the access point are located in the same room, or the terminal and the access point are located in different rooms.
  • the location identification device determines the room type where the access point is located according to the room type where the terminal is located and the location relationship between the terminal and the access point, including: when the terminal is located The terminal type of the terminal is a fixed terminal, and when the terminal and the access point are located in the same room, it is determined that the room type where the terminal is located is the room type where the access point is located.
  • the location identification device can determine the room type where a certain fixed terminal is located, and the fixed terminal and the access point are located in the same room, then the room type where the fixed terminal is located is the room where the access point is located. type.
  • the first association rule further includes an association relationship between the mobile terminal at a target time and the room type, and the target time is associated with a movement trajectory of a user using the mobile terminal; according to the terminal The terminal type of the mobile terminal and the first association rule determine at least one room type in which the terminal is located, including: determining the room type in which the mobile terminal is located at the target moment according to the target moment and the first association rule.
  • the aforementioned signal strength value may be a signal strength value from a mobile terminal, then the location identification device determines that the terminal is a mobile terminal according to the aforementioned signal strength value.
  • the movement track of the mobile terminal is related to the user's activity track or the user's behavior habit. That is to say, the movement track of the mobile terminal can be determined according to the change of the user's activity track over time (ie, the user's behavior habit). For example, if the target period is the lunch period (eg, 12:00-13:00), the room type corresponding to the target period is a restaurant.
  • the room type corresponding to the target time period is determined to be the room type where the mobile terminal is located at the first time.
  • the target period is a rest period (eg, 22:00-06:00)
  • the room type corresponding to the target period is a bedroom.
  • the time corresponding to the signal strength value (hereinafter referred to as the second time) happens to be within the target time period, it is determined that the room type corresponding to the target time period is the room type where the mobile terminal is located at the second time time.
  • determining the room type where the access point is located according to the room type where the terminal is located and the positional relationship between the terminal and the access point, including: when the terminal and the access point are located. If the moment when the access point is located in the same room is the first moment, it is determined that the type of the room where the mobile terminal is located at the first moment is the type of the room where the access point is located.
  • the method further includes: receiving a floor plan, where the floor plan includes a room type of each room in the plurality of rooms and a positional relationship between the plurality of rooms; according to the floor plan and the The room type in which the access point is located determines the room type of the weak coverage area; the first prompt information is displayed through the user interface, and the first prompt information is used to prompt the user of the room type of the weak coverage area.
  • the location recognition device can receive the floor plan, and determine the room type in the weak coverage area according to the floor plan and the type of the room where the access point is located, which is beneficial for operators to provide users with room types based on the weak coverage area. network optimization strategies.
  • the process of dividing the multiple signal strength values of the multiple terminals into at least one set by the location identification device according to the wall penetration loss value may be implemented in the following manner:
  • the location identification device adopts a clustering algorithm to divide the plurality of signal strength values of each terminal into at least one set according to preset clustering parameters, each set includes at least one signal strength value of the terminal, and each set corresponds to A cluster center, and each terminal corresponds to at least one of the cluster centers. Then, the position recognition device determines at least one target cluster center from the cluster centers of the aforementioned plurality of sets, and the target cluster center is the maximum value of the plurality of cluster centers. Then, the location identification device determines the terminal corresponding to the set where the target cluster center is located and the terminal located in the same room as the access point.
  • the cluster center is determined by the weighted average of all the signal intensity values in the set, which is not specifically limited here.
  • the preset clustering parameters include a minimum value of the number of signal strength values contained in the set, and a distance between each signal strength value and the cluster center, and each The distance between the signal strength value and the cluster center is the wall penetration loss.
  • the preset clustering parameters include the number of the sets, and the distance between each of the signal strength values and the cluster center, and each of the signal strength values and the cluster center The distance is the through-wall loss.
  • the aforementioned throughput rate includes an uplink throughput rate and a downlink throughput rate.
  • the terminal type of the fixed terminal is determined according to the throughput rate, including:
  • the terminal type of the fixed terminal is a video terminal
  • the terminal type of the fixed terminal is a video surveillance terminal
  • the terminal type of the fixed terminal is a meter reading terminal.
  • the present application provides a location identification device, which can be a home gateway (eg, an optical network terminal ONT) deployed near a user's home, or a central office device in a passive optical fiber network PON system (For example, the optical line terminal OLT), it may also be a server or centralized processing unit arranged in the operator's computer room or in the cloud.
  • the method for identifying the deployment location of the access point may also be performed by an access point in the user's home. In this case, after the access point determines the type of the room where the access point is located, it will send the room type. to the aforementioned home gateway, the aforementioned central office equipment, or the aforementioned centralized processing unit.
  • the position identification device includes an acquisition module, a determination module and a receiving module.
  • the acquisition module is used to acquire the signal strength value and throughput rate between the access point and multiple terminals;
  • the determination module is used to determine the room type where at least one terminal is located according to the signal strength value and the throughput rate;
  • the determining module is further configured to determine the room type where the access point is located according to the room type where the terminal is located and the positional relationship between the terminal and the access point.
  • the location identification device can determine the room type where the terminal is located according to the signal strength value and throughput rate of the terminal. Since the signal strength value of the terminal can reflect the relative positional relationship between the terminal and the access point, the type of the room where the access point is located can be determined according to the type of the room where the terminal is located. In this embodiment, the signal strength value and throughput rate of the terminal can be directly acquired by the location identification device without user feedback. Therefore, the room type of the access point in the user's home can be known without user feedback. , so that the operator can obtain the basis for optimizing the user's home internal network.
  • the determining module is specifically configured to determine at least one terminal type of the terminal according to the signal strength value and throughput rate of the terminal; the location identification device further includes a receiving module; the receiving module, is used to receive a first association rule corresponding to the access point, where the first association rule includes an association relationship between the terminal type and the room type; the determining module is specifically configured to be based on the terminal type of the terminal and the first The association rule determines the room type in which the at least one terminal is located.
  • the receiving module is further configured to receive a wall penetration loss value; according to the wall penetration loss value, the multiple signal strength values of the terminals are divided into at least one set, and each set is divided into at least one set. Including at least one signal strength value of the terminal; the determining module is specifically used to determine that the terminal corresponding to the set is a mobile terminal or a fixed terminal according to the distribution characteristics of the at least one set; the determining module is specifically used to determine according to the throughput rate Determine the terminal type of the mobile terminal, or the terminal type of the fixed terminal.
  • the determining module is further configured to determine the positional relationship between the terminal corresponding to the set and the access point according to the distribution characteristics of the at least one set; wherein, the terminal and the access point
  • the location relationship between the access points includes: the terminal and the access point are located in the same room, or the terminal and the access point are located in different rooms.
  • the determining module is specifically configured to, when the terminal type of the terminal is a fixed terminal and the terminal and the access point are located in the same room, determine that the type of the room where the terminal is located is The type of room in which this access point is located.
  • the first association rule further includes an association relationship between the target time period and the room type of the mobile terminal, where the target time period is associated with the movement trajectory of the user using the mobile terminal; the determining module , which is specifically used to determine that the room type corresponding to the target period is the room type where the mobile terminal is located at the first moment when the first moment corresponding to the signal strength value of the mobile terminal is located in the target period.
  • the determining module is specifically configured to determine the room where the mobile terminal is located at the first moment when the moment when the terminal and the access point are located in the same room is the first moment Type is the type of room in which the access point is located.
  • the receiving module is further configured to receive a floor plan, where the floor plan includes a room type of each room in the plurality of rooms and a positional relationship between the plurality of rooms; the determining module, It is also used to determine the room type of the weak coverage area according to the floor plan and the room type where the access point is located; the location identification device further includes a display module; the display module is used to display the first prompt information through the user interface, the The first prompt information is used to prompt the user of the room type of the weak coverage area.
  • the signal strength value includes: an uplink signal strength value from the terminal measured by the access point; or a downlink signal strength value from the access point measured by the terminal.
  • the present application also provides a position identification device, the position identification device includes a processor, the processor is coupled to a memory, the memory stores a program, and when the program instructions stored in the memory are executed by the processor, the processor causes the The location identification device implements the method as described in any one of the implementation manners of the foregoing first aspect.
  • the present application further provides a computer-readable storage medium, including a computer program, where the computer program is executed by a processor to implement the method described in any one of the embodiments of the foregoing first aspect.
  • the present application also provides a computer program product containing instructions, the computer program product includes computer program code, when the computer program code is run on a computer, the computer is made to execute any one of the implementations of the foregoing first aspect. method described in the method.
  • the embodiments of the present application have the following advantages:
  • the room type where the terminal is located can be determined according to the signal strength value and the throughput rate of the terminal. Since the signal strength value of the terminal can reflect the relative positional relationship between the terminal and the access point, the type of the room where the access point is located can be determined according to the type of the room where the terminal is located. In this embodiment, the signal strength value and throughput rate of the terminal can be directly acquired by the location identification device without user feedback. Therefore, the room type of the access point in the user's home can be known without user feedback. , so that the operator can obtain the basis for optimizing the user's home internal network.
  • 1A is a system architecture diagram of a method for identifying an access point deployment location in the present application
  • FIG. 1B is another system architecture diagram of the method for identifying the deployment location of the access point in the present application
  • Fig. 2 is a flow chart of the method for identifying the deployment location of the access point in the present application
  • Fig. 3 is another flowchart of the method for identifying the deployment location of the access point in the present application
  • 4A is a schematic diagram of an embodiment of a method for identifying an access point deployment location in the present application
  • 4B is a schematic diagram of another embodiment of the method for identifying the deployment location of an access point in the present application.
  • FIG. 4C is an example diagram of a floor plan in the application.
  • FIG. 5 is a schematic diagram of an embodiment of the position identification device in the application.
  • FIG. 6 is a schematic diagram of another embodiment of the position identification device in the present application.
  • Embodiments of the present application provide a method for identifying an access point deployment location and a location identifying device, which are used to determine a specific deployment location of an access point in a home scenario according to a signal between a terminal and an access point.
  • FIG. 1A it is a system architecture diagram of a method for identifying a deployment location of an access point provided by an embodiment of the present application.
  • the system includes a location identification device 001 , an access point 002 and a terminal 003 .
  • the location identification device 001 is used to manage one or more access points 002 . For example, receiving information from the access point 002, and issuing a control instruction to the access point 002, etc.
  • Each access point 002 is connected to one or more terminals 003 through wireless fidelity (Wi-Fi), and performs data interaction with the aforementioned terminals 003 through Wi-Fi.
  • Wi-Fi wireless fidelity
  • the access point 002 may be a router or an optical modem through optical fiber to the home.
  • the aforementioned terminal 003 can be a mobile terminal such as a mobile phone, a tablet computer, and a smart bracelet connected to the aforementioned router or optical modem through Wi-Fi, or it can be an Internet of Things device such as a network TV, network monitoring device, indoor temperature control device, or the like. Artificial intelligence equipment.
  • the aforementioned system architecture shown in FIG. 1A may be specifically the PON system architecture shown in FIG. 1B .
  • the PON system includes an optical line terminal (optical line terminal, OLT) 101 , an optical network terminal (optical network terminal, ONT) 102 and an access point 002 .
  • the aforementioned optical line terminal OLT 101 is connected to the operator network through the network side interface, and the optical line terminal OLT 101 is connected to the optical network terminal ONT 102 through an optical distribution network (optical distribution network, ODN) including an optical splitter (splitter).
  • ODN optical distribution network
  • the optical network terminal ONT 102 is connected to the aforementioned access point 002 through an optical fiber.
  • the optical network terminal ONT 102 may be the optical line terminal OLT 101 or the optical network terminal ONT 102 in FIG. 1B .
  • the optical network terminal ONT 102 can send the information about the access point or terminal acquired from the access point 002 to the optical line terminal OLT 101, and the optical line terminal OLT 101 Determine the room type at the location of the access point, and send the room type at the location of the access point to the operator-side device, so that the operator-side device decides how to optimize the user's home internal network.
  • the location identification device 001 is the optical network terminal ONT 102
  • the location identification device 001 is also often referred to as a home gateway
  • the optical network terminal ONT 102 determines the access point according to the acquired information about the access point or terminal
  • the room type of the location where the access point is located, and the room type of the location where the access point is located is sent to the operator-side device.
  • the aforementioned location identification device 001 may be a server or a centralized processing unit arranged in an operator's computer room or in the cloud.
  • the server or the centralized processing unit can obtain the information about the access point or the terminal through the aforementioned PON system, and determine the room type where the access point is located according to the information of the access point or the terminal. Then, the room type where the access point is located is sent to the operator-side device, so that the operator-side device decides how to optimize the user's home internal network.
  • the aforementioned location identification device 001 is integrated in a certain access point in the user's home. That is to say, the method for identifying the deployment location of the access point can also be performed by an access point in the user's home.
  • the access point can not only collect information about the access point or terminal, but also can collect information about the access point or terminal according to the aforementioned The information of the access point or the terminal determines the room type where the access point is located, and then sends the room type to the operator-side device through the PON system.
  • the location identifying device will perform the following steps:
  • Step 201 Acquire signal strength values and throughput rates between the access point and multiple terminals.
  • the signal strength value is used to indicate the strength of the signal between the terminal and the access point. Generally, the larger the signal strength value, the stronger the signal between the terminal and the access point. Since the signal strength is negatively correlated with the distance between the devices (that is, the distance between the access point and the terminal), the larger the aforementioned signal strength value, the smaller the distance between the terminal and the access point. . Therefore, the location identification device can determine the location relationship between the terminal and the access point according to the signal strength value. In addition, since the distance between the fixed terminal and the access point will not change, the signal strength value between the fixed terminal and the access point will not change abruptly; while the distance between the mobile terminal and the access point will changes, therefore, the signal strength value between the mobile terminal and the access point changes. Therefore, the location identification device can determine whether the terminal connected to the access point is a mobile terminal or a fixed terminal according to the signal strength value.
  • the aforementioned signal strength value can be measured by the terminal, and can also be measured by the access point.
  • the signal strength value may be an uplink signal strength value from the terminal measured by the access point.
  • the signal strength value may be determined by a received signal strength indicator (received signal strength indicator). , RSSI) indicates that the reverse receiver in the access point receives the broadband received power over the channel bandwidth.
  • the signal strength value is a downlink signal strength value from the access point measured by the terminal, in this case, the signal strength value may be represented by received power (received power, Rx). , that is, the forward receiver in the terminal receives the broadband received power over the channel bandwidth.
  • Rx received power
  • the location identification device needs to acquire multiple signal strength values and multiple throughput rates of each terminal, and the measurement moments of multiple signal strength values of the same terminal are distributed periodically.
  • the access point can measure the uplink signal strength value of the terminal and the throughput rate of the terminal every 1 minute, and then use the measurement results for a period of time (for example, , the signal strength value and throughput rate measured for 2 hours) are sent to the aforementioned location identification device.
  • the location identification device can obtain multiple signal strength values and multiple throughput rates of the same terminal at different measurement times.
  • the access point can measure different terminals at the same time, and transmit measurement results including signal strength values and throughput rates for multiple terminals to the location identification device.
  • the terminal connected to the aforementioned access point may be in an idle state or in a service state.
  • a data packet for transmitting service data exists between the terminal and the access point, and the access point can determine the aforementioned signal strength value and throughput rate through the data packet; when the terminal is in the idle state
  • the access point can send a TCP test packet to the terminal, and determine the aforementioned signal strength value and throughput rate according to the acknowledgement character (ACK) frame (ie, ACK data packet) replied by the terminal.
  • ACK acknowledgement character
  • the multiple signal strength values are all uplink signal strength values from the terminal, or are all downlink signal strength values from the access point.
  • the throughput is used to indicate the transmission rate of the uplink or downlink traffic between the terminal and the access point, and can also be understood as being used to indicate the amount of data uploaded/downloaded by the network per unit time.
  • the throughput rates of different types of terminals are not exactly the same.
  • the amount of data downloaded by a video terminal for example, a TV set or a projector
  • the amount of data uploaded and downloaded by a meter-reading terminal for example, a gas meter, an electricity meter, etc.
  • the location identification device can determine the terminal type of the terminal based on the throughput rate.
  • Step 202 Determine the room type where at least one terminal is located according to the signal strength value and the throughput rate.
  • the location identification device needs to first determine the terminal type of at least one terminal according to the signal strength value and throughput rate of the terminal. Then, the location identification device determines the room type in which the at least one terminal is located according to the terminal type of the terminal and the first association rule.
  • the location identification device determines the room type in which the at least one terminal is located according to the terminal type of the terminal and the first association rule.
  • the first association rule is received by the location identification device from the operator-side device, and the operation and maintenance manager can input the aforementioned first association rule through the first user interface.
  • the operator-side device may be a server that manages the aforementioned access point, and the first user interface is located in the server that manages the aforementioned access point. It can be understood that the first user interface is located at the operator side. The user interface in the device.
  • the first association rule includes an association relationship between terminal types and room types. That is, after the location identification device determines the terminal type of the terminal, the location identification device may search for a room type corresponding to the terminal type in the first association rule based on the terminal type.
  • the first association rule may be a correspondence table stored in the location identification device, where the correspondence table includes different terminal types and room types corresponding to each terminal type.
  • the first association rule may be as shown in Table 1 below:
  • the first association rule includes terminal types of fixed terminals, where one type of fixed terminal corresponds to one type of room.
  • the location identification device may determine that the room type associated with the terminal type is a living room by looking up the aforementioned first association rule.
  • the location identification device may determine that the room type associated with the terminal type is a kitchen by looking up the aforementioned first association rule.
  • the first association rule may include the target period in addition to the terminal type of the terminal.
  • the target period is a period associated with a specific room type, indicating that the user moves the mobile terminal to a room corresponding to the room type during the target period.
  • the first association rule may also be as shown in Table 2 below:
  • the first association rule in addition to the terminal type and room type of the mobile terminal, also includes the target time period.
  • the mobile terminal will move with the user to a specific room during the target period. For example, in the target period "23:00-06:00", the user moves to the bedroom with the smart bracelet to rest; in the target period "12:00-13:00", the user carries the smart bracelet to the restaurant for lunch; During the target time period "15:00-17:00", the user carries the smart bracelet and moves to the study room to read.
  • the operator-side device may adjust the foregoing first association rules according to the living habits of local users, which is not specifically limited here.
  • Step 203 Determine the room type where the access point is located according to the room type where the terminal is located and the positional relationship between the terminal and the access point.
  • the positional relationship between the terminal and the access point can be determined according to the signal strength value.
  • the positional relationship between the terminal and the access point includes that the terminal and the access point are located in the same room, or the terminal and the access point are located in different rooms.
  • the methods for determining the room type where the access point is located are not completely the same for different terminal types.
  • the location identification device will determine that the room type where the fixed terminal is located is the room type where the access point is located .
  • the fixed terminal may be any fixed terminal such as the aforementioned television, surveillance camera, gas meter, and water heater.
  • the location recognition device determines that the terminal type is a TV, the room where the TV is located is a living room, and that the TV and the access point are located in the same room, the location recognition device can determine that the access point is located in the living room .
  • the location identification device also needs to check whether the measurement time corresponding to the signal strength value of the terminal is located in a certain target period in the first association rule. If the measurement moment corresponding to the signal strength value corresponding to the mobile terminal falls within a certain target period, the room type corresponding to the target period is the room type where the mobile terminal is located at the measurement moment. If at the measurement moment, the terminal and the access point are located in the same room, the location identification device will determine that the room type where the mobile terminal is located at the measurement moment is the room type where the access point is located.
  • the location identification device can determine the room type where the terminal is located according to the signal strength value and throughput rate of the terminal. Since the signal strength value of the terminal can reflect the relative positional relationship between the terminal and the access point, the type of the room where the access point is located can be determined according to the type of the room where the terminal is located. In this embodiment, the signal strength value and throughput rate of the terminal can be directly acquired by the location identification device without user feedback. Therefore, the room type of the access point in the user's home can be known without user feedback. , so that the operator can obtain the basis for optimizing the user's home internal network.
  • the location identifying device will perform the following steps:
  • Step 301 Obtain a measurement record from the access point, where the measurement record includes a signal strength value and a throughput rate.
  • the signal strength value is used to indicate the strength of the signal between the terminal and the access point.
  • the throughput rate is used to indicate the transmission rate of uplink or downlink traffic between the terminal and the access point.
  • Each signal strength value corresponds to a measurement moment, and each throughput rate also corresponds to a measurement moment.
  • the access point will simultaneously measure the aforementioned signal strength value and throughput rate at a certain measurement moment.
  • the throughput rate includes an uplink throughput rate and a downlink throughput rate.
  • the measurement record can be expressed as ⁇ signal strength value; throughput rate; measurement time ⁇ .
  • the measurement record can also be expressed as ⁇ signal strength value; uplink throughput rate; downlink throughput rate; measurement time ⁇ .
  • the measurement record may further include the identifiers of the terminals.
  • the identifier of the terminal may be represented by the MAC address of the terminal, the IP address of the terminal, or other characters or fields that can identify the terminal.
  • the measurement record may be represented as ⁇ terminal identification; signal strength value; uplink throughput rate; downlink throughput rate; measurement time ⁇ .
  • the measurement record may further include the identifiers of the access points.
  • the identity of the access point may be represented by a MAC address or a service set identifier (service set identifier, SSID).
  • SSID service set identifier
  • the measurement record may be represented as ⁇ access point identifier; terminal identifier; signal strength value; uplink throughput rate; downlink throughput rate; measurement time ⁇ .
  • the measurement record between the access point and a certain terminal may be as shown in Table 3 below:
  • the measurement record may further include indicators indicating signal quality between the access point and the terminal, for example, the negotiated rate PHYRate, the packet loss rate, etc., which are not specifically limited in this application.
  • Step 302 Determine the terminal type of at least one terminal according to the signal strength value and the throughput rate.
  • the location identification device divides the multiple signal strength values of the multiple terminals into at least one set according to the wall penetration loss value, and each set includes at least one signal strength value of the terminal. Then, the location identification device determines that the terminal corresponding to the set is a mobile terminal or a fixed terminal according to the distribution characteristics of the at least one set.
  • the wall penetration loss value is the loss value of the signal after a signal passes through the obstacle. Generally, the wall penetration loss value can be the difference between the signal strength value before the signal passes through the wall and the signal strength value after the signal passes through the wall. measure.
  • the through-wall loss value is received by the location identification device from the operator-side device.
  • the distribution characteristics of sets can also be understood as the number of sets and the positional distribution relationship of multiple sets in the coordinate system.
  • the signal strength value between the fixed terminal and the access point will only change within a certain range without sudden change. Therefore, if the terminal is a fixed terminal, there should be only one set determined according to the multiple signal strength values of the terminal, and each signal strength value of the terminal falls into the set. In addition, the relative position between the mobile terminal and the access point will change, so the signal strength value between the mobile terminal and the access point may change abruptly, for example, the difference between the two signal strength values obtained at different measurement times Greater than or equal to the aforementioned through-wall loss value.
  • the location identification device can determine that the terminal is a mobile terminal or a fixed terminal according to the distribution characteristics of the set.
  • the location identification device classifies the signal strength values of different terminals according to the magnitude of the signal strength values, and the similar or the same signal strength values of the same terminal will be divided into a set, and the signal strength values of the same terminal with a large difference will be divided into a set. will be divided into different sets. Therefore, the location identification device can determine that the terminal corresponding to the set is a mobile terminal or a fixed terminal according to the distribution characteristics of the aforementioned at least one set.
  • the location identification device determines that the terminal is a fixed terminal; if the signal strength value of the same terminal is divided into multiple sets, and the signal strengths in different sets are If the difference between the values is greater than or equal to the wall penetration loss value, the location identification device determines that the terminal is a mobile terminal.
  • the location identification device may use any of the following implementations to divide multiple signal strength values into different sets:
  • the location identification device adopts a DBSCAN (density-based spatial clustering of applications with noise) clustering algorithm according to preset clustering parameters to divide the multiple signal strength values of a certain terminal into at least one sets, each set includes at least one signal strength value of the terminal, and each set corresponds to a cluster center.
  • the preset clustering parameters include the minimum number of signal strength values included in a set, and the distance between each signal strength value and the cluster center, and the distance between each signal strength value and the cluster center loss through the wall. Then, the location identification device determines that the terminal is a mobile terminal or a fixed terminal according to the number of the aforementioned sets (or the number of cluster centers).
  • the position identification device adopts a k-means clustering algorithm (k-means clustering algorithm) according to preset clustering parameters to divide a plurality of the signal strength values of a certain terminal into at least one set, Each of the sets includes at least one signal strength value of the terminal, and each of the sets corresponds to a cluster center.
  • the preset clustering parameter includes the number of the set, and the distance between each of the signal strength values and the cluster center, and the distance between each of the signal strength values and the cluster center is the wall penetration loss. Then, the location identification device determines that the terminal is a mobile terminal or a fixed terminal according to the number of the aforementioned sets (or the number of cluster centers).
  • the cluster center is determined by the weighted average of all the signal intensity values in the aforementioned set, which is not specifically limited here.
  • the location identification device classifies multiple signal strength values of a terminal to obtain sets 401 and 402 as shown in FIG. 4A , since sets 401 and 402 correspond to different signal strength values, then The location identification device will determine that the terminal is a mobile terminal. Exemplarily, if the location identification device classifies multiple signal strength values of a certain terminal and obtains only one set (ie, set 403 ) as shown in FIG. 4B , the location identification device will determine that the terminal is a fixed terminal.
  • the location identification device determines the terminal type of the mobile terminal, or the terminal type of the fixed terminal according to the throughput rate.
  • the types of the terminal include video terminals (eg, televisions or projectors), video surveillance terminals (eg, surveillance cameras), and meter reading terminals (eg, electricity meters, gas meters) )Wait.
  • the type of the terminal includes devices such as a mobile phone, a computer, and a smart bracelet.
  • the location identification device may determine the type of the fixed terminal or the type of the mobile terminal in the following manner:
  • the location identification device determines that the fixed The terminal type of the terminal is a video terminal. For example, if the downlink throughput rate is greater than 150 Mbps, and the uplink throughput rate is less than 30 Mbps, it is determined that the terminal type is a video terminal.
  • the location identification device determines that the fixed The terminal type of the terminal is a video surveillance terminal. For example, if the uplink throughput rate is greater than 150 Mbps, and the downlink throughput rate is less than 30 Mbps, it is determined that the terminal type is a video surveillance terminal.
  • the location identification device determines the terminal type of the fixed terminal. It is a terminal for meter reading. For example, if the uplink throughput rate is less than 20Mbps, and the downlink throughput rate is less than 20Mbps, it is determined that the terminal type is a video surveillance terminal.
  • first preset value second preset value
  • third preset value fourth preset value
  • fourth preset value can be adjusted by operation and maintenance personnel according to different application scenarios.
  • the specific value of the value is limited.
  • step 302 After the location identification device executes step 302, step 303 and step 304 will be executed respectively.
  • Step 303 Receive the first association rule corresponding to the access point, and determine the room type in which the at least one terminal is located according to the terminal type of the terminal and the first association rule.
  • the first association rule includes an association relationship between terminal types and room types. Specifically, reference may be made to the relevant introduction in the foregoing step 202, which will not be repeated here.
  • Step 304 Determine the positional relationship between the terminal corresponding to the set and the access point according to the distribution characteristics of the at least one set.
  • the location identification device may use the method described in step 302 to divide the plurality of signal strength values into at least one set, each set includes at least one signal strength value of the terminal, and each set corresponds to a cluster center. If only one set is obtained in the foregoing manner, and the cluster center of the set is greater than the wall penetration loss value, the location identification device may determine that the terminal and the access point are located in the same room. If multiple sets are obtained in the foregoing manner, and each set corresponds to a cluster center. At this time, the position recognition device will compare the maximum value among the aforementioned multiple cluster centers with the wall penetration loss value, and if the maximum value in the cluster centers is greater than the aforementioned wall penetration loss value, the position recognition device determines the cluster center. During the time period corresponding to the class center, the terminal and the access point are located in the same room.
  • the location recognition device may first perform step 303 and then perform step 304, and the location recognition device may also perform step 304 first and then perform step 303, or, The location recognition device simultaneously executes the aforementioned steps 303 and 304 . After the location recognition device has performed steps 303 and 304 , the location recognition device will perform step 305 .
  • Step 305 Determine the room type where the access point is located according to the room type where the terminal is located and the positional relationship between the terminal and the access point.
  • the location identification device will determine that the type of the room where the fixed terminal is located is where the access point is located.
  • room type if the terminal type of the terminal is a mobile terminal, and the measurement time corresponding to the signal strength value corresponding to the mobile terminal falls within a certain target time period, the room type corresponding to the target time period is the room where the mobile terminal is located at the measurement time. Room type. If at the measurement moment, the terminal and the access point are located in the same room, the location identification device will determine that the room type where the mobile terminal is located at the measurement moment is the room type where the access point is located. Specifically, please refer to the relevant introduction in the foregoing step 203, and details are not repeated here.
  • Step 306 Receive the floor plan, and determine the room type in the weak coverage area according to the floor plan and the room type where the access point is located.
  • the floor plan includes the room type of each room in the multiple rooms and the positional relationship between the multiple rooms.
  • the floor plan may be provided by the user of the home where the access point is located, or may be obtained from the network by the operator-side device according to the name of the cell where the user is located.
  • FIG. 4C is taken as an example for introduction.
  • the location recognition device will find out from the floor plan a room that is far away from the access point.
  • the room type of the entry point For example, since the bedroom 2 is far from the living room, the location recognition device can determine that the room type in the weak coverage area is the bedroom 2.
  • the manner in which the location identification device determines the weak coverage area may not be exactly the same.
  • the location recognition device may determine that an area far from the target room is a weak coverage area; or, the location recognition device may determine that a room separated from the target room by multiple walls is a weak coverage area , which is not specifically limited here.
  • Step 307 Display first prompt information through the user interface, where the first prompt information is used to prompt the user of the room type of the weak coverage area.
  • Step 307 is an optional step.
  • the location recognition device After the location recognition device determines the room type of the weak coverage area, the location recognition device will display first prompt information through the user interface, where the first prompt information is used to prompt the user of the room type of the weak coverage area. Still taking the aforementioned Figure 4C as an example, if the location recognition device determines that the room type of the weak coverage area is "bedroom 2", the location recognition device will prompt the user "The signal quality of bedroom 2 is not good, it is recommended to install in bedroom 2. Access Point".
  • the location recognition device can determine the type of room where the terminal is located, and the relative positional relationship between the terminal and the access point, and determine the type of room where the access point is located according to the signal strength value and throughput rate of the terminal. Then, the room type of the weak coverage area is determined according to the floor plan and the room type where the access point is located, and the user is prompted to optimize the weak coverage area. It is beneficial for operators to provide network optimization measurement for users' homes and improve the network quality of users.
  • FIG. 5 is a schematic structural diagram of the position identification device 50 .
  • the location identification device 50 can be used to execute the method in the above embodiment corresponding to FIG. 2 or FIG. 3 .
  • the location identification device 50 may be a home gateway (for example, an optical network terminal ONT) deployed near the user's home, an optical line terminal OLT in a PON system, or a server located in an operator's computer room or in the cloud. Or in the centralized processing unit, it can also be an access point in the user's home.
  • a home gateway for example, an optical network terminal ONT deployed near the user's home, an optical line terminal OLT in a PON system, or a server located in an operator's computer room or in the cloud.
  • it can also be an access point in the user's home.
  • the location identification device 50 may include a processor 510 , a memory 520 and a transceiver 530 .
  • the processor 510 is coupled to the memory 520
  • the processor 510 is coupled to the transceiver 530 .
  • the aforementioned transceiver 530 may also be referred to as a transceiver unit, a transceiver, a transceiver, or the like.
  • the device used for realizing the receiving function in the transceiver unit may be regarded as the receiving unit
  • the device used for realizing the sending function in the transceiver unit may be regarded as the sending unit, that is, the transceiver unit includes a receiving unit and a sending unit, and the receiving unit also It can be called a receiver, an input port, a receiving circuit, etc.
  • the sending unit can be called a transmitter, a transmitter, or a transmitting circuit, etc.
  • the transceiver 530 may be an optical module.
  • the aforementioned processor 510 may be a central processing unit (central processing unit, CPU), a network processor (network processor, NP), or a combination of CPU and NP.
  • the processor may also be an application-specific integrated circuit (ASIC), a programmable logic device (PLD), or a combination thereof.
  • ASIC application-specific integrated circuit
  • PLD programmable logic device
  • the above-mentioned PLD can be a complex programmable logic device (CPLD), a field-programmable gate array (FPGA), a general array logic (generic array logic, GAL) or any combination thereof.
  • the processor 510 may refer to one processor, or may include multiple processors.
  • the aforementioned memory 520 is mainly used for storing software programs and data.
  • the memory 520 may exist independently and be connected to the processor 510 .
  • the memory 520 may be integrated with the processor 510, for example, in one or more chips.
  • the memory 520 can store program codes for implementing the technical solutions of the embodiments of the present application, and is controlled and executed by the processor 510 .
  • the memory 520 may include volatile memory (volatile memory), such as random-access memory (RAM); the memory may also include non-volatile memory (non-volatile memory), such as read-only memory (read-only memory) only memory, ROM), flash memory (flash memory), hard disk drive (HDD) or solid-state drive (solid-state drive, SSD); the memory 520 may also include a combination of the above-mentioned types of memory.
  • volatile memory such as random-access memory (RAM)
  • the memory may also include non-volatile memory (non-volatile memory), such as read-only memory (read-only memory) only memory, ROM), flash memory (flash memory), hard disk drive (HDD) or solid-state drive (solid-state drive, SSD); the memory 520 may also include a combination of the above-mentioned types of memory.
  • the memory 520 may refer to one memory, or may include multiple memories.
  • computer readable instructions are stored in the memory 520 , and the computer readable instructions include a plurality of software modules, such as a sending module 521 , a processing module 522 and a receiving module 523 .
  • the processor 510 can perform corresponding operations according to the instructions of each software module.
  • an operation performed by a software module actually refers to an operation performed by the processor 510 according to the instruction of the software module.
  • the processing module 522 is configured to acquire the signal strength value and the throughput rate between the access point and multiple terminals; the processing module 522 is further configured to determine at least one signal strength value and the throughput rate according to the signal strength value and the throughput rate.
  • the receiving module 523 is configured to receive the first association rule corresponding to the access point, the wall penetration loss value, the floor plan, and the like.
  • the sending module 521 is configured to send the first prompt information to the user, so that the first prompt information is displayed through the user interface.
  • the processing module 522 is further configured to determine the terminal type of at least one of the terminals according to the signal strength value and the throughput rate of the terminal, and determine the terminal type according to the terminal type of the terminal and the first association rule.
  • FIG. 6 a schematic structural diagram of a position identification device 60 is provided in an embodiment of the present application.
  • the foregoing method embodiments corresponding to FIG. 2 and FIG. 3 may all be based on the structure of the position identification device 60 shown in FIG. 6 .
  • the location identification device 60 includes a plurality of functional modules, each of which may be integrated into one processing unit, or each module may exist physically alone, or two or more modules may be integrated into one unit.
  • the above-mentioned integrated units may be implemented in the form of hardware, or may be implemented in the form of software functional units.
  • the location identification device 60 may be a home gateway (for example, an optical network terminal ONT) deployed near a user's home, or an optical line terminal OLT in a PON system, or an operator's computer room or a
  • the server or centralized processing unit in the cloud may also be an access point in the user's home.
  • the location identification device 60 includes an acquisition module 601 , a determination module 602 , a reception module 603 and a display module 604 .
  • the obtaining module 601 is used to obtain the signal strength value and throughput rate between the access point and multiple terminals;
  • the determining module 602 is configured to determine the room type in which at least one terminal is located according to the signal strength value and the throughput rate, and determine the room type in which the terminal is located and the positional relationship between the terminal and the access point. The type of room in which this access point is located.
  • the determining module 602 is specifically configured to determine at least one terminal type of the terminal according to the signal strength value and the throughput rate of the terminal.
  • the receiving module 603 is configured to receive a first association rule corresponding to the access point, where the first association rule includes an association relationship between the terminal type and the room type.
  • the determining module 602 is specifically configured to determine the room type in which the at least one terminal is located according to the terminal type of the terminal and the first association rule.
  • the receiving module 603 is configured to receive the value of the penetration loss.
  • the determining module 602 is configured to divide the multiple signal strength values of the multiple terminals into at least one set according to the wall penetration loss value, and then, according to the distribution characteristics of the at least one set, determine that the terminal corresponding to the set is a mobile terminal or a fixed terminal terminal, and the terminal type of the mobile terminal, or the terminal type of the fixed terminal is determined according to the throughput rate.
  • the determining module 602 is further configured to determine the positional relationship between the terminal corresponding to the set and the access point according to the distribution characteristic of the at least one set.
  • the determining module 602 is specifically configured to determine the room type in which the terminal is located when the terminal type of the terminal is a fixed terminal and the terminal and the access point are located in the same room is the room type in which the access point is located.
  • the receiving module 603 is further configured to receive a floor plan, wherein the floor plan includes the room type of each room in the multiple rooms and the positional relationship between the multiple rooms.
  • the determining module 602 is further configured to determine the room type in the weak coverage area according to the floor plan and the room type where the access point is located.
  • the display module 604 is configured to display first prompt information through a user interface, where the first prompt information is used to prompt the user of the room type of the weak coverage area.
  • each step of the above-mentioned method can be completed by a hardware integrated logic circuit in a processor or an instruction in the form of software.
  • the steps of the methods disclosed in conjunction with the embodiments of the present application may be directly embodied as executed by a hardware processor, or executed by a combination of hardware and software modules in the processor.
  • the software modules may be located in random access memory, flash memory, read-only memory, programmable read-only memory or electrically erasable programmable memory, registers and other storage media mature in the art.
  • the storage medium is located in the memory, and the processor reads the information in the memory, and completes the steps of the above method in combination with its hardware. To avoid repetition, detailed description is omitted here. It should also be understood that the first, second, third, fourth and various numeral numbers involved in this document are only distinctions made for convenience of description, and are not used to limit the scope of the embodiments of the present application.
  • the size of the sequence numbers of the above-mentioned processes does not mean the sequence of execution, and the execution sequence of each process should be determined by its functions and internal logic, and should not be dealt with in the embodiments of the present application. implementation constitutes any limitation.

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Abstract

Des modes de réalisation de la présente demande divulguent un procédé d'identification d'un emplacement de déploiement de point d'accès et un dispositif d'identification de position. Dans le procédé, le dispositif d'identification de position peut déterminer un type de pièce où se trouve un terminal en fonction de la valeur d'intensité de signal et du débit du terminal, et peut déterminer une relation de position relative entre le terminal et un point d'accès au moyen de la valeur d'intensité de signal du terminal, et ensuite, un type de pièce où se trouve le point d'accès est déterminé en fonction du type de pièce où se trouve le terminal. Étant donné que la valeur d'intensité de signal et le débit du terminal peuvent être directement obtenus par le dispositif d'identification de position sans nécessiter de rétroaction d'utilisateur, le type de pièce où se trouve le point d'accès dans la maison d'un utilisateur peut être connu dans des conditions d'absence de rétroaction d'utilisateur, et par conséquent un opérateur peut obtenir une base permettant d'optimiser un réseau interne de la maison de l'utilisateur.
PCT/CN2021/113989 2020-11-30 2021-08-23 Procédé d'identification de position de déploiement de point d'accès, et dispositif d'identification de position WO2022110927A1 (fr)

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CN117938695A (zh) * 2024-03-20 2024-04-26 贵州联广科技股份有限公司 一种基于多终端的用户业务感知分析方法及系统
CN117938695B (zh) * 2024-03-20 2024-06-04 贵州联广科技股份有限公司 一种基于多终端的用户业务感知分析方法及系统

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