WO2022186411A1 - Procédé et système de commande de maison intelligente basés sur l'emplacement - Google Patents

Procédé et système de commande de maison intelligente basés sur l'emplacement Download PDF

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Publication number
WO2022186411A1
WO2022186411A1 PCT/KR2021/002904 KR2021002904W WO2022186411A1 WO 2022186411 A1 WO2022186411 A1 WO 2022186411A1 KR 2021002904 W KR2021002904 W KR 2021002904W WO 2022186411 A1 WO2022186411 A1 WO 2022186411A1
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WIPO (PCT)
Prior art keywords
location
smart home
home control
angle
control device
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PCT/KR2021/002904
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English (en)
Korean (ko)
Inventor
김지성
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주식회사 지오플랜
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Publication of WO2022186411A1 publication Critical patent/WO2022186411A1/fr

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    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S13/00—Systems using the reflection or reradiation of radio waves, e.g. radar systems; Analogous systems using reflection or reradiation of waves whose nature or wavelength is irrelevant or unspecified
    • G01S13/02—Systems using reflection of radio waves, e.g. primary radar systems; Analogous systems
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S5/00—Position-fixing by co-ordinating two or more direction or position line determinations; Position-fixing by co-ordinating two or more distance determinations
    • G01S5/02—Position-fixing by co-ordinating two or more direction or position line determinations; Position-fixing by co-ordinating two or more distance determinations using radio waves
    • G01S5/04—Position of source determined by a plurality of spaced direction-finders
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L12/00—Data switching networks
    • H04L12/28—Data switching networks characterised by path configuration, e.g. LAN [Local Area Networks] or WAN [Wide Area Networks]
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q9/00—Arrangements in telecontrol or telemetry systems for selectively calling a substation from a main station, in which substation desired apparatus is selected for applying a control signal thereto or for obtaining measured values therefrom
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W4/00—Services specially adapted for wireless communication networks; Facilities therefor
    • H04W4/02—Services making use of location information
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W4/00—Services specially adapted for wireless communication networks; Facilities therefor
    • H04W4/02—Services making use of location information
    • H04W4/021—Services related to particular areas, e.g. point of interest [POI] services, venue services or geofences
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W4/00—Services specially adapted for wireless communication networks; Facilities therefor
    • H04W4/30—Services specially adapted for particular environments, situations or purposes
    • H04W4/38—Services specially adapted for particular environments, situations or purposes for collecting sensor information

Definitions

  • One embodiment of the present invention relates to a location-based smart home control method and system.
  • Location identification systems include GPS (Global Positioning System, satellite navigation system), INS (Inertial Navigation System, Inertial Navigation System), LORAN (Long Range Aid to Navigation), RFID/USN (Radio Frequency Identification/Ubiquitous Sensor Network), etc. do.
  • GPS Global Positioning System, satellite navigation system
  • INS Inertial Navigation System, Inertial Navigation System
  • LORAN Long Range Aid to Navigation
  • RFID/USN Radio Frequency Identification/Ubiquitous Sensor Network
  • the current location is mainly calculated through a GPS receiver possessed by the counterpart device.
  • a GPS receiver possessed by the counterpart device.
  • location information of the counterpart device may be exposed to others.
  • a wireless communication infrastructure can also be used to estimate the location of a device as an alternative to GPS.
  • a plurality of access points (APs) that can accurately identify the location of the device must be installed, and in particular, when precise location detection in a limited space is required, it is uneconomical.
  • the conventional location identification system using GPS or wireless communication infrastructure is not suitable within a limited space. Therefore, there is a need for an efficient and economical method for checking a location within a certain space.
  • a remote control equipped with an Ultra-Wideband (UWB), a smartphone and other devices mounted on A location-based smart home control method that uses an Inertial Measurement Unit (IMU) sensor to determine its own angle and direction, determines its current location using UWB, and then controls devices existing in the corresponding area of Location Awareness and to provide a system.
  • UWB Ultra-Wideband
  • IMU Inertial Measurement Unit
  • an angle and direction determination unit for determining an angle and a direction within a predetermined specific area in conjunction with a smart locator using a mounted IMU (Inertial Measurement Unit) sensor; a position determination unit for determining a current position by interworking with a positioning server using a mounted UWB (Ultra-Wideband) module; a control target determination unit configured to determine a control target device based on the angle, the direction, and the current location; and a smart home control unit for transmitting a control command to the control target device.
  • IMU Inertial Measurement Unit
  • UWB Ultra-Wideband
  • a remote controller equipped with UWB (Ultra-Wideband), a smart It determines its own angle and direction using IMU (Inertial Measurement Unit) sensors mounted on phones and other devices, determines the current location using UWB, and then controls devices existing in the area of Location Awareness.
  • UWB Ultra-Wideband
  • IMU Inertial Measurement Unit
  • FIG. 1 is a diagram illustrating a location-based smart home system according to the present embodiment.
  • FIG. 2 is a diagram illustrating a location-based smart home control device according to the present embodiment.
  • FIG. 3 is a flowchart illustrating a location-based smart home control method according to the present embodiment.
  • FIG. 4 is a view showing setting of a specific area according to the present embodiment.
  • FIG. 5 is a diagram illustrating an object position setting in a specific area according to the present embodiment.
  • FIG. 6 is a diagram for explaining a target device determination algorithm in the smart home according to the present embodiment.
  • FIG. 7 is a diagram for explaining calibration of target device determination in the smart home according to the present embodiment.
  • FIG. 8 is a diagram for explaining a method of controlling a device existing in a specific area with IR according to the present embodiment.
  • FIG. 1 is a diagram illustrating a location-based smart home system according to the present embodiment.
  • the location-based smart home system includes a smart home controller 110 , a smart locator 120 , an electronic device 130 , and a positioning server 140 .
  • Components included in the location-based smart home system are not necessarily limited thereto.
  • the smart home control device 110 includes a remote control including an Inertial Measurement Unit (IMU) sensor and an Ultra-Wideband (UWB) module, a smart phone, a tablet, a laptop, a personal computer (PC: It may be an electronic device such as a personal computer, a personal digital assistant (PDA), a portable multimedia player (PMP), a wireless communication terminal, and a media player.
  • IMU Inertial Measurement Unit
  • UWB Ultra-Wideband
  • PC personal computer
  • PDA personal digital assistant
  • PMP portable multimedia player
  • wireless communication terminal and a media player.
  • the smart home controller 110 controls the external device by interworking with various external devices based on the current location using location control.
  • the smart home control device 110 is provided with a button on the outside, and is connected to various external devices (eg, TV) located in the room. When a button assigned to the external device is pressed, the smart home controller 110 turns on the external device (eg, TV) based on the current location.
  • the smart home control device 110 turns on the TV when the button is pressed while pointing in the direction of the TV in the living room, and turns on the air purifier when the button is pressed while pointing at the air purifier.
  • the smart home control device 110 controls the external device based on the angle with the external device based on the location.
  • the smart home controller 110 determines a device to be controlled based on a current position and an absolute angle, and controls the device to be controlled according to the angle.
  • the smart home controller 110 controls an external device based on the position and angle.
  • the smart home controller 110 controls the external device by calculating a relative angle based on the location.
  • a terminal equipped with UWB may be used as the smart home control device 110.
  • the smart home control device 110 receives a hand signal using AoA of UWB.
  • the smart home control device 110 may be a terminal equipped with an IR sensor.
  • the smart home control device 110 includes a geomagnetic sensor and a gyro sensor to correct the direction.
  • the smart home control device 110 determines its own angle and direction using the IMU sensor.
  • the smart home control device 110 uses a UWB module for location determination.
  • the smart home control device 110 may check the amount of movement and movement of the pet by interworking with the smart tag attached to the pet. When a button is pressed, the smart home control device 110 determines a direction and then determines a control target and controls the smart home. When controlling the smart home, the smart home controller 110 controls the IoT equipment in the case of IoT equipment, and controls the IR equipment in the case of an IR equipment.
  • the user registers area information for implementing a smart home in the positioning server 140 , and registers location information for each device and control information for each device in the area information.
  • the smart home control device 110 determines its own angle and direction within a specific area using a mounted IMU (Inertial Measurement Unit) sensor.
  • the smart home control device 110 determines the current location using a mounted Ultra-Wideband (UWB) module.
  • the smart home controller 110 controls a device existing in the corresponding area of Location Awareness based on its own angle, direction, and current location in one of the IoT or IR methods.
  • the smart home control device 110 determines a current location within a specific area using UWB Two Way Ranging (TWR).
  • the smart home control device 110 performs positioning based on Angle of Arrival (AoA) using the smart locator 120 including an anchor.
  • the smart home control device 110 determines a precise position using one UWB receiver based on the angle.
  • the smart home controller 110 is multi-connected with various electronic devices of the smart home within a specific area.
  • the smart home control apparatus 110 uses a time division dynamic time slot allocation apparatus for increasing the efficiency of multiple access with various electronic devices of the smart home based on UWB.
  • the smart home control device 110 includes a UWB-equipped smartphone and all devices equipped with UWB as a smart remote control.
  • the smart home control device 110 is equipped with an IR sensor to control electronic equipment based on IR in addition to the existing IOT equipment.
  • the smart home control device 110 is equipped with a smart remote control function as an application, so that the same functions as the smart remote control can be implemented.
  • the smart home controller 110 controls various electronic devices (refrigerator, air purifier, TV, laptop, etc.) of the smart home within a specific area using precise positions based on UWB technology.
  • the location of the electronic product and various event areas are set, and the setting information is synchronized with the smart locator 120, and the event entry and control event of the electronic product according to the area are determined by the smart locator 120 itself.
  • the smart locator 120 performs an event function locally by preventing real-time events from being concentrated.
  • the smart locator 120 uses TdoA.
  • the smart locator 120 finds a location based on the angle and distance.
  • the smart locator 120 performs location-based control.
  • the user After registering the map in the positioning server 140, the user divides a specific area. A user registers a device location for each divided specific area.
  • devices TV, refrigerator, air purifier, light, etc.
  • the entire map area can be obtained with a robot cleaner concept or use a floor plan received from a contractor.
  • the user should connect to the positioning server 140 and set in advance whether the equipment is IoT or IR for each set device.
  • the user accesses the positioning server 140 to store information about the area, location information for each device in the corresponding area, IoT device, and IR device interface information in advance.
  • the smart locator 120 operates using the setting value.
  • the positioning server 140 sets the spatial information on the floor plan and then stores the matching device position information on the spatial information.
  • the positioning server 140 may download a floor plan from a real estate site or store information input from the smart home control device 110 as a floor plan.
  • the positioning server 140 uses a smart home controller 110 including a smart remote control or smart phone equipped with UWB to determine the current location. measure The positioning server 140 measures the angle of the smart home control device 110 and determines which device it is by matching the layout and device information based on the angle.
  • FIG. 2 is a diagram illustrating a location-based smart home control device according to the present embodiment.
  • the smart home control device 110 includes a registration unit 210 , an angle and direction determination unit 220 , a location determination unit 230 , a control target determination unit 240 , and a smart home control unit 250 . do. Components included in the smart home control device 110 are not necessarily limited thereto.
  • Each component included in the smart home control device 110 may be connected to a communication path connecting a software module or a hardware module inside the device to organically operate with each other. These components communicate using one or more communication buses or signal lines.
  • Each component of the smart home control device 110 shown in FIG. 2 means a unit for processing at least one function or operation, and may be implemented as a software module, a hardware module, or a combination of software and hardware.
  • the registration unit 210 registers a plan view of an area to implement a smart home with the positioning server 140 .
  • the registration unit 210 divides the plan view for each specific area, sets a device location in the specific area, and registers control information for each device.
  • the registration unit 210 sets a specific area by connecting lines along the layout of some areas on the plan view, displays x and y coordinates for the specific area on the screen, and stores the new layout when the layout is newly connected.
  • the registration unit 210 changes the location of the device within a specific area, displays x, y, and z coordinates and angles of the device location on the screen, and then stores it.
  • the angle and direction determining unit 220 determines an angle and a direction within a preset specific area in conjunction with a smart locator using a mounted IMU (Inertial Measurement Unit) sensor.
  • the angle and direction determination unit 220 compares the reference signal received from the smart locator 120 with the geomagnetic sensor and the gyro sensor included in the IMU sensor to determine the angle and direction.
  • the angle and direction determination unit 220 displays an error alarm message generated due to an error of the IMU sensor.
  • the angle and direction determining unit 220 reflects the deviation value when determining the angle and direction after calculating the deviation value caused by the influence of the surrounding environment or frequency when positioning starts at a location designated in a specific area.
  • the location determination unit 230 determines the current location by interworking with a location positioning server using a mounted Ultra-Wideband (UWB) module.
  • the position determination unit 230 positions a precise position on a plane using the target terminal, UWB TWR (Two Way Ranging), and the signal arrival angle at the designated position.
  • the position determination unit 230 receives the UWB signal from the positioning server 140 using three or more antennas, is synchronized at the same time interval, detects the UWB signal in different time intervals, and detects the detected UWB signals.
  • the current location is calculated based on the three-dimensional direction calculated using each time section and arrival angle.
  • the position determining unit 230 arranges two or more antennas at a predetermined distance apart from the three or more antennas in parallel in the first direction, and the one or more antennas are disposed in a direction perpendicular to the first direction.
  • the three or more antennas include a first antenna, a second antenna and a third antenna.
  • the first antenna and the second antenna are parallel to the first direction and disposed at a predetermined distance apart.
  • the third antenna is disposed on a straight line of the first antenna in a direction perpendicular to the first direction.
  • the position determining unit 230 calculates the direction of the tag device on the first two-dimensional plane from the first antenna and the second antenna.
  • the position determination unit 230 calculates the direction of the smart home control device on the second two-dimensional plane from the first antenna and the third antenna.
  • the position determination unit 230 calculates a three-dimensional direction by combining the directions of the smart home control device on the first and second two-dimensional planes.
  • the position determining unit 230 receives a clock signal from a single crystal oscillator.
  • the location determination unit 230 acquires a three-dimensional direction of the smart home control device from the surrounding smart locator 120 .
  • the location determining unit 230 controls the smart home by using the intersection of the first virtual vector extending in the three-dimensional direction of the smart home control device and the second virtual vector extending from the peripheral tag location identification device in the three-dimensional direction of the tag device. Calculate the distance value between the device and the tag device.
  • the location determination unit 230 identifies the location of the tag device based on the three-dimensional direction and distance value of the smart locator 120 .
  • the positioning unit 230 transmits a marker signal to the positioning server 140, operates a timer, and determines the timer value after a response signal to the marker signal is detected. A distance value to the positioning server 140 is calculated on the basis of this.
  • the location determination unit 230 identifies the location of the location location server 140 based on the three-dimensional direction and distance value of the location location server 140 .
  • the position determining unit 230 performs error correction according to a change in angles of three or more antennas.
  • the control target determination unit 240 determines a control target device based on an angle, a direction, and a current location.
  • the control target determination unit 240 extracts specific area information corresponding to the current location from among the pre-registered areas from the positioning server 140 .
  • the control target determiner 240 extracts candidate target device information existing in the specific area information.
  • the control target determiner 240 determines, as a control target device, a device existing at a position corresponding to an angle and a direction with respect to the current location among the candidate target device information.
  • the control target determining unit 240 varies the length of the timeslot in the basic unit frame according to the number of electronic devices in the preset zone by using both the TDoA (Time Difference of Arrival) and TWR (Two-way Ranging) schemes. assign it to
  • control target determination unit 240 variably sets the lengths of even frames and odd frames in the basic unit frame time slot to have different lengths. allocate
  • control target determiner 240 allocates a short even frame among time slots allocated to the basic unit frame and allocates a long odd frame.
  • control target determiner 240 allocates a long even frame among time slots allocated to a basic unit frame and allocates a short odd frame.
  • control target determination unit 240 After checking the TDoA zone in a preset time unit, if the second count result is less than the first threshold, the control target determination unit 240 sets the TDoA time slot and the TWR time slot in the basic unit frame to the same value.
  • the control target determination unit 240 After checking the TDoA zone in a preset time unit, if the second count result exceeds the first threshold and is less than the second threshold, the control target determination unit 240 sets the TDoA time slot in the basic unit frame to a value shorter than the TWR time slot. set
  • the smart home control unit 250 transmits a control command to the control target device.
  • the smart home control unit 250 transmits either an Internet of Things (IoT) control command or an IR (Infrared Ray) control command to a control target device existing in a specific area based on device-specific control information.
  • IoT Internet of Things
  • IR Infrared Ray
  • FIG. 3 is a flowchart illustrating a location-based smart home control method according to the present embodiment.
  • the smart home control device 110 starts smart home control using the provided UWB module (S310).
  • the smart home control device 110 controls the UWB communication cycle using short-range communication (eg, BLE, Zigbee) (S320).
  • the smart home control device 110 determines the current location using the UWB module (S330).
  • the smart home control device 110 checks whether there is a remote control input (S340). As a result of checking in step S340, if there is a remote control input, the smart home control device 110 checks the terminal angle and direction using the IMU sensor (S350). The smart home control device 110 determines the control target in conjunction with the positioning server 140 (S360). The smart home control device 110 controls the smart home electronic product determined to be a control target (S370).
  • steps S310 to S370 are sequentially executed in FIG. 3
  • the present invention is not limited thereto.
  • FIG. 3 is not limited to a time-series order.
  • the location-based smart home control method according to the present embodiment illustrated in FIG. 3 may be implemented as a program and recorded in a computer-readable recording medium.
  • a computer-readable recording medium in which a program for implementing the location-based smart home control method according to the present embodiment is recorded includes all types of recording devices in which data that can be read by a computer system is stored.
  • FIG. 4 is a view showing setting of a specific area according to the present embodiment.
  • the smart home controller 110 is equipped with the existing remote control hardware and the UWB module using the UWB smart remote control function, and controls various electronic devices of the smart home within a specific area based on location using the same hardware.
  • the smart home control device 110 controls a TV, a light, etc. in the living room, and controls electronic equipment existing in the room in the room.
  • the smart home control device 110 recognizes the location in the UWB method using the mounted smart remote control function, and determines whether it is a living room or a room in conjunction with the positioning server 140 .
  • the smart home controller 110 is equipped with an IMU sensor using a UWB module and recognizes various electronic devices of the smart home within a specific area using the direction of the remote control.
  • the smart home control device 110 controls the TV when the terminal direction is the TV direction by using the earth magnetic field sensor of the IMU, and controls the lighting when the terminal direction is the light switch direction.
  • the smart home control device 110 checks the location of all equipment in real time using the mounted UWB module, and finds the remote control or the location of a pet (dog, cat).
  • the smart home control device 110 may measure health status data such as movement distance or heart rate or respiration rate using a module attached to the pet.
  • the smart home control device 110 determines an accurate location in the smart home using a module attached to the robot cleaner.
  • the smart home control device 110 registers the location of the electronic device to be controlled in the server.
  • the smart home control device 110 automatically selects the control target equipment based on the location and direction.
  • the user connects to the server using the smart home control device 110 and sets the bedroom on the floor plan.
  • the user sets a specific area by connecting lines along the layout of the bedroom on the floor plan.
  • the user enters a name for a specific area as a small room, and sets the space to Home.
  • the x,y coordinates for a specific area set by the user are displayed on the screen.
  • the user can reset or save a specific area by using the new draw, save, and close menus.
  • FIG. 5 is a diagram illustrating an object position setting in a specific area according to the present embodiment.
  • the user accesses the server using the smart home control device 110 and sets the location of an object (eg, TV) in the living room on the floor plan.
  • the user sets the object (eg, TV) position in the living room on the floor plan.
  • the user inputs a name for an object (eg, TV) as TV, and sets the space to Home.
  • the x, y, z coordinates and angles for a specific area set by the user are displayed on the screen.
  • the user can reset or save the position of an object within a specific area by using the Remove, Save, and Close menus.
  • FIG. 6 is a diagram for explaining a target device determination algorithm in the smart home according to the present embodiment.
  • the user After the user accesses the server using the smart home controller 110, the user sets the location of the target device in the smart home on the server as shown in FIG. 6 by using the setting function.
  • the positioning server 140 positions a precise position on a plane using the target smart home control device 110 (smart remote control, smart phone) and UWB TWR (Two Way Ranging) and the signal arrival angle at the designated location.
  • the smart home control device 110 displays an alarm message from the smart locator 120 when two or more electronic products are selected due to an error caused by an error of the IMU sensor or an error of the terminal.
  • the teaching operation (wireless and IMU sensor calibration operation) of the smart locator 120 is applied in order to apply the radio wave environment of the smart home or the influence of the surrounding environment.
  • the smart home control device 110 (smart remote control, smart phone) is positioned at a fixed position, collects data, and applies a correction value to increase the smart home system accuracy.
  • FIG. 7 is a diagram for explaining calibration of target device determination in the smart home according to the present embodiment.
  • Calibration is performed to determine the target device in the smart home.
  • the actual position or the measured value judged by the system is the same as the right, it can be used to correct the measured value based on the actual value. If +0.3m is applied, future positioning data will be positioned at 180 ⁇ and 5.3m, allowing accurate positioning.
  • FIG. 8 is a diagram for explaining a method of controlling a device existing in a specific area with IR according to the present embodiment.
  • the smart remote control button of the smart home control device 110 When the smart remote control button of the smart home control device 110 is pressed, an event occurs in the smart tag button (S810). When the smart remote control button of the smart home control device 110 is pressed, the smart locator automatically selects the type and company of the corresponding electronic product and transmits the information to the smart remote control (S820). For example, when the TV protocol is transmitted, the smart remote control MCU transmits the corresponding protocol.
  • the smart home control device 110 determines the location of the smart tag, and determines the control target using the angle information (S830).
  • the smart home control apparatus 110 transmits device selection information corresponding to the control target to the smart locator 120 (S840).
  • the smart locator 120 checks whether there is a selection result of a device corresponding to the control target (S850). As a result of checking in step S580, if there is a selection result of a device corresponding to the control target, the smart locator 120 transmits device information corresponding to the control target to the smart home control apparatus 110 (S860).
  • the smart home control device 110 selects an electronic product IR protocol to control the device corresponding to the control target (S870).
  • the smart home control device 110 transmits the control IR to the device corresponding to the control target (S880).
  • steps S810 to S880 are sequentially executed in FIG. 8
  • the present invention is not limited thereto.
  • FIG. 8 is not limited to a chronological order.
  • the method for controlling a device existing in a specific area by IR according to the present embodiment described in FIG. 8 may be implemented as a program and recorded in a computer-readable recording medium.
  • a program for implementing a method of controlling a device existing in a specific area with IR according to the present embodiment is recorded and the computer-readable recording medium includes all kinds of recording devices in which data that can be read by a computer system is stored.

Abstract

L'invention concerne un procédé et un système de commande de maison intelligente basés sur l'emplacement. Le présent mode de réalisation concerne un procédé et un système de commande de maison intelligente basés sur l'emplacement, le procédé consistant à : enregistrer des informations de zone pour mettre en oeuvre une maison intelligente ; enregistrer des informations d'emplacement pour chaque dispositif et des informations de commande pour chaque dispositif dans les informations de zone, et déterminer ensuite l'angle et la direction de chaque dispositif en utilisant une télécommande équipée d'une bande ultralarge (UWB), un téléphone intelligent et des capteurs d'unité de mesure inertielle (IMU) montés dans d'autres dispositifs ; et utiliser l'UWB pour déterminer l'emplacement actuel, et commander le dispositif qui se situe dans une zone correspondante de reconnaissance d'emplacement.
PCT/KR2021/002904 2021-03-04 2021-03-09 Procédé et système de commande de maison intelligente basés sur l'emplacement WO2022186411A1 (fr)

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KR1020210028571A KR102328673B1 (ko) 2021-03-04 2021-03-04 로케이션 기반 스마트홈 제어 방법 및 시스템

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CN115361249A (zh) * 2022-10-19 2022-11-18 潍坊歌尔电子有限公司 智能家居控制方法、设备、系统及介质

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