KR20240048449A - Apparatus and method for remote controlling of electronic device - Google Patents

Abstract

According to various embodiments, a device for remote control of an electronic device includes a communication module, a memory, and a processor, wherein the processor stores key information associated with a first electronic device and receives the key information from a second electronic device. Receive based virtual ID and location information, identify the first electronic device corresponding to the virtual ID using the key information, and use the key information to request a remote control function for the first electronic device. Encrypting, transmitting the encrypted remote control function request message to the second electronic device, and transmitting the encrypted remote control function request message from the first electronic device in response to the encrypted remote control function request message from the second electronic device. It may be set to receive a function request processing result message, decrypt the encrypted remote control function request processing result message using the key information, and obtain a remote control function request processing result. Other embodiments may also be possible.

Description

{APPARATUS AND METHOD FOR REMOTE CONTROLLING OF ELECTRONIC DEVICE}

Various embodiments relate to remote control of electronic devices.

Various portable electronic devices are provided to users, and users can access various contents while carrying various electronic devices. These portable electronic devices can perform various functions by exchanging data through a wired or wireless network connection.

Users may lose their electronic devices while carrying and using them. If the lost electronic device is connected to a network, you can find the location of the lost electronic device through the network. However, it can be difficult to find a lost electronic device if it is not connected to a network.

Even if the electronic device is not connected to the network, the electronic device can be found using BLE (Bluetooth low energy) advertising. For example, a user can use BLE (Bluetooth low energy) advertising to find an electronic device that has lost communication connection with the parent terminal or has lost network connection due to a communication failure. After locating an electronic device, a remote control method may be needed to cause the electronic device to perform a specific function (e.g., a lock function or a factory reset function).

A device for remote control of an electronic device according to an embodiment may include a communication module, memory, and a processor. The processor according to one embodiment may store key information associated with the first electronic device. The processor according to one embodiment may receive a virtual ID and location information based on the key information from a second electronic device. The processor according to one embodiment may identify the first electronic device corresponding to the virtual ID using the key information. The processor according to one embodiment may encrypt a remote control function request message for the first electronic device using the key information. The processor according to one embodiment may transmit the encrypted remote control function request message to the second electronic device. The processor according to one embodiment may receive an encrypted remote control function request processing result message from the first electronic device in response to the encrypted remote control function request message from the second electronic device. The processor according to one embodiment may be set to obtain a remote control function request processing result by decrypting the encrypted remote control function request processing result message using the key information.

An electronic device according to one embodiment may include a communication module, memory, and a processor. The processor according to one embodiment may broadcast an advertising packet including a virtual ID corresponding to the electronic device based on a specified time period after the communication connection with the external electronic device using the communication module is disconnected. there is. The processor according to one embodiment may perform a communication connection with the external electronic device based on a communication connection request received from the external electronic device in response to the advertising packet. The processor according to one embodiment may receive an encrypted remote control function request message from the external electronic device through the communication connection. The processor according to one embodiment may decrypt the encrypted remote control function request message using key information associated with the virtual ID and process a remote control function based on the decrypted remote control function request message.

An electronic device according to one embodiment may include a communication module, memory, and a processor. The processor according to one embodiment may obtain location information of the external electronic device when receiving an advertising packet including the virtual ID of the external electronic device from the external electronic device. The processor according to one embodiment may transmit the virtual ID and the location information to an external server. The processor according to one embodiment may receive an encrypted remote control function request message in response to transmission of the virtual ID and the location information from the external server. The processor according to one embodiment may be set to perform a communication connection with the external electronic device and transmit the encrypted remote control function request message to the external electronic device.

A method for remotely controlling an electronic device according to an embodiment may include storing key information associated with a first electronic device. The method according to one embodiment may include receiving a virtual ID and location information based on the key information from a second electronic device. The method according to one embodiment may include identifying the first electronic device corresponding to the virtual ID using the key information. The method according to one embodiment includes, when a remote control function request message for the first electronic device exists, encrypting the remote control function request message using the key information and sending the encrypted remote control function request message to the second electronic device. It may include the operation of transmitting to . The method according to an embodiment may include receiving an encrypted remote control function request processing result message from the first electronic device in response to the encrypted remote control function request message from the second electronic device. . The method according to one embodiment may include an operation of obtaining a remote control function request processing result by decrypting the encrypted remote control function request processing result message using the key information.

1 is a block diagram of an electronic device in a network environment according to an embodiment.
FIG. 2 is a diagram illustrating a network for remote control of an electronic device according to an embodiment.
FIG. 3 is a diagram illustrating the configuration of a device for remote control of an electronic device according to an embodiment.
Figure 4 is a flowchart showing an operation for remote control of an electronic device according to an embodiment.
FIG. 5 is a diagram for explaining the configuration of a first electronic device according to an embodiment.
Figure 6 is a flowchart showing the operation of a first electronic device according to an embodiment.
FIG. 7 is a diagram illustrating the configuration of a second electronic device that helps locate and remotely control a first electronic device, according to an embodiment.
FIG. 8 is a flowchart illustrating the operation of a second electronic device that helps locate and remotely control a first electronic device, according to an embodiment.
FIG. 9 is a diagram illustrating operations of a server and a first electronic device based on an offline search setting request for the first electronic device according to an embodiment.
FIG. 10 is an operation diagram illustrating a remote control function request setting operation related to offline finding of a first electronic device according to an embodiment.
FIG. 11 is an operation diagram illustrating an operation of acquiring location information about a first electronic device according to an embodiment.
FIG. 12 is an operation diagram illustrating an operation of transmitting a remote control function request message to a first electronic device based on a remote control function request for the first electronic device according to an embodiment.
FIG. 13 is an operation diagram illustrating an operation of performing a remote control function and transmitting a remote control function processing result in a first electronic device according to an embodiment.
FIG. 14 is a screen showing that the location of a lost first electronic device is being searched according to an embodiment.
Figure 15a is a remote locking function request screen according to one embodiment.
Figure 15b is a screen showing the results of performing a remote locking function according to an embodiment.
In relation to the description of the drawings, identical or similar reference numerals may be used for identical or similar components.

Terms used in this document are merely used to describe specific embodiments and may not be intended to limit the scope of other embodiments. Singular expressions may include plural expressions, unless the context clearly dictates otherwise. All terms used herein, including technical or scientific terms, may have the same meaning as commonly understood by a person of ordinary skill in the technical field of the present invention. Terms defined in commonly used dictionaries can be interpreted as having the same or similar meaning as the meaning they have in the context of the related technology, and unless clearly defined in this document, they are not interpreted in an ideal or excessively formal sense. . In some cases, even terms defined in this document cannot be interpreted to exclude embodiments of the present invention.

FIG. 1 is a block diagram of an electronic device 101 in a network environment 100 according to various embodiments.

Referring to FIG. 1, in the network environment 100, the electronic device 101 communicates with the electronic device 102 through a first network 198 (e.g., a short-range wireless communication network) or a second network 199. It is possible to communicate with the electronic device 104 or the server 108 through (e.g., a long-distance wireless communication network). According to one embodiment, the electronic device 101 may communicate with the electronic device 104 through the server 108. According to one embodiment, the electronic device 101 includes a processor 120, a memory 130, an input module 150, an audio output module 155, a display module 160, an audio module 170, and a sensor module ( 176), interface 177, connection terminal 178, haptic module 179, camera module 180, power management module 188, battery 189, communication module 190, subscriber identification module 196 , or may include an antenna module 197. In some embodiments, at least one of these components (eg, the connection terminal 178) may be omitted or one or more other components may be added to the electronic device 101. In some embodiments, some of these components (e.g., sensor module 176, camera module 180, or antenna module 197) are integrated into one component (e.g., display module 160). It can be.

The processor 120, for example, executes software (e.g., program 140) to operate at least one other component (e.g., hardware or software component) of the electronic device 101 connected to the processor 120. It can be controlled and various data processing or operations can be performed. According to one embodiment, as at least part of data processing or computation, the processor 120 stores commands or data received from another component (e.g., sensor module 176 or communication module 190) in volatile memory 132. The commands or data stored in the volatile memory 132 can be processed, and the resulting data can be stored in the non-volatile memory 134. According to one embodiment, the processor 120 includes the main processor 121 (e.g., a central processing unit or an application processor) or an auxiliary processor 123 that can operate independently or together (e.g., a graphics processing unit, a neural network processing unit ( It may include a neural processing unit (NPU), an image signal processor, a sensor hub processor, or a communication processor). For example, if the electronic device 101 includes a main processor 121 and a auxiliary processor 123, the auxiliary processor 123 may be set to use lower power than the main processor 121 or be specialized for a designated function. You can. The auxiliary processor 123 may be implemented separately from the main processor 121 or as part of it.

The auxiliary processor 123 may, for example, act on behalf of the main processor 121 while the main processor 121 is in an inactive (e.g., sleep) state, or while the main processor 121 is in an active (e.g., application execution) state. ), together with the main processor 121, at least one of the components of the electronic device 101 (e.g., the display module 160, the sensor module 176, or the communication module 190) At least some of the functions or states related to can be controlled. According to one embodiment, co-processor 123 (e.g., image signal processor or communication processor) may be implemented as part of another functionally related component (e.g., camera module 180 or communication module 190). there is. According to one embodiment, the auxiliary processor 123 (eg, neural network processing unit) may include a hardware structure specialized for processing artificial intelligence models. Artificial intelligence models can be created through machine learning. For example, such learning may be performed in the electronic device 101 itself, where artificial intelligence is performed, or may be performed through a separate server (e.g., server 108). Learning algorithms may include, for example, supervised learning, unsupervised learning, semi-supervised learning, or reinforcement learning, but It is not limited. An artificial intelligence model may include multiple artificial neural network layers. Artificial neural networks include deep neural network (DNN), convolutional neural network (CNN), recurrent neural network (RNN), restricted boltzmann machine (RBM), belief deep network (DBN), bidirectional recurrent deep neural network (BRDNN), It may be one of deep Q-networks or a combination of two or more of the above, but is not limited to the examples described above. In addition to hardware structures, artificial intelligence models may additionally or alternatively include software structures.

The memory 130 may store various data used by at least one component (eg, the processor 120 or the sensor module 176) of the electronic device 101. Data may include, for example, input data or output data for software (e.g., program 140) and instructions related thereto. Memory 130 may include volatile memory 132 or non-volatile memory 134.

The program 140 may be stored as software in the memory 130 and may include, for example, an operating system 142, middleware 144, or application 146.

The input module 150 may receive commands or data to be used in a component of the electronic device 101 (e.g., the processor 120) from outside the electronic device 101 (e.g., a user). The input module 150 may include, for example, a microphone, mouse, keyboard, keys (eg, buttons), or digital pen (eg, stylus pen).

The sound output module 155 may output sound signals to the outside of the electronic device 101. The sound output module 155 may include, for example, a speaker or a receiver. Speakers can be used for general purposes such as multimedia playback or recording playback. The receiver can be used to receive incoming calls. According to one embodiment, the receiver may be implemented separately from the speaker or as part of it.

The display module 160 can visually provide information to the outside of the electronic device 101 (eg, a user). The display module 160 may include, for example, a display, a hologram device, or a projector, and a control circuit for controlling the device. According to one embodiment, the display module 160 may include a touch sensor configured to detect a touch, or a pressure sensor configured to measure the intensity of force generated by the touch.

The audio module 170 can convert sound into an electrical signal or, conversely, convert an electrical signal into sound. According to one embodiment, the audio module 170 acquires sound through the input module 150, the sound output module 155, or an external electronic device (e.g., directly or wirelessly connected to the electronic device 101). Sound may be output through the electronic device 102 (e.g., speaker or headphone).

The sensor module 176 detects the operating state (e.g., power or temperature) of the electronic device 101 or the external environmental state (e.g., user state) and generates an electrical signal or data value corresponding to the detected state. can do. According to one embodiment, the sensor module 176 includes, for example, a gesture sensor, a gyro sensor, an air pressure sensor, a magnetic sensor, an acceleration sensor, a grip sensor, a proximity sensor, a color sensor, an IR (infrared) sensor, a biometric sensor, It may include a temperature sensor, humidity sensor, or light sensor.

The interface 177 may support one or more designated protocols that can be used to connect the electronic device 101 directly or wirelessly with an external electronic device (eg, the electronic device 102). According to one embodiment, the interface 177 may include, for example, a high definition multimedia interface (HDMI), a universal serial bus (USB) interface, an SD card interface, or an audio interface.

The connection terminal 178 may include a connector through which the electronic device 101 can be physically connected to an external electronic device (eg, the electronic device 102). According to one embodiment, the connection terminal 178 may include, for example, an HDMI connector, a USB connector, an SD card connector, or an audio connector (eg, a headphone connector).

The haptic module 179 may convert electrical signals into mechanical stimulation (e.g., vibration or movement) or electrical stimulation that the user can perceive through tactile or kinesthetic senses. According to one embodiment, the haptic module 179 may include, for example, a motor, a piezoelectric element, or an electrical stimulation device.

The camera module 180 can capture still images and moving images. According to one embodiment, the camera module 180 may include one or more lenses, image sensors, image signal processors, or flashes.

The power management module 188 can manage power supplied to the electronic device 101. According to one embodiment, the power management module 188 may be implemented as at least a part of, for example, a power management integrated circuit (PMIC).

Battery 189 may supply power to at least one component of electronic device 101. According to one embodiment, the battery 189 may include, for example, a non-rechargeable primary battery, a rechargeable secondary battery, or a fuel cell.

Communication module 190 is configured to provide a direct (e.g., wired) communication channel or wireless communication channel between electronic device 101 and an external electronic device (e.g., electronic device 102, electronic device 104, or server 108). It can support establishment and communication through established communication channels. Communication module 190 operates independently of processor 120 (e.g., an application processor) and may include one or more communication processors that support direct (e.g., wired) communication or wireless communication. According to one embodiment, the communication module 190 is a wireless communication module 192 (e.g., a cellular communication module, a short-range wireless communication module, or a global navigation satellite system (GNSS) communication module) or a wired communication module 194 (e.g., : LAN (local area network) communication module, or power line communication module) may be included. Among these communication modules, the corresponding communication module is a first network 198 (e.g., a short-range communication network such as Bluetooth, wireless fidelity (WiFi) direct, or infrared data association (IrDA)) or a second network 199 (e.g., legacy It may communicate with an external electronic device 104 through a telecommunication network such as a cellular network, a 5G network, a next-generation communication network, the Internet, or a computer network (e.g., LAN or WAN). These various types of communication modules may be integrated into one component (e.g., a single chip) or may be implemented as a plurality of separate components (e.g., multiple chips). The wireless communication module 192 uses subscriber information (e.g., International Mobile Subscriber Identifier (IMSI)) stored in the subscriber identification module 196 within a communication network such as the first network 198 or the second network 199. The electronic device 101 can be confirmed or authenticated.

The wireless communication module 192 may support 5G networks after 4G networks and next-generation communication technologies, for example, NR access technology (new radio access technology). NR access technology provides high-speed transmission of high-capacity data (eMBB (enhanced mobile broadband)), minimization of terminal power and access to multiple terminals (mMTC (massive machine type communications)), or high reliability and low latency (URLLC (ultra-reliable and low latency). -latency communications)) can be supported. The wireless communication module 192 may support a high frequency band (eg, mmWave band), for example, to achieve a high data rate. The wireless communication module 192 uses various technologies to secure performance in high frequency bands, for example, beamforming, massive array multiple-input and multiple-output (MIMO), and full-dimensional multiplexing. It can support technologies such as input/output (FD-MIMO: full dimensional MIMO), array antenna, analog beam-forming, or large scale antenna. The wireless communication module 192 may support various requirements specified in the electronic device 101, an external electronic device (e.g., electronic device 104), or a network system (e.g., second network 199). According to one embodiment, the wireless communication module 192 supports Peak data rate (e.g., 20 Gbps or more) for realizing eMBB, loss coverage (e.g., 164 dB or less) for realizing mmTC, or U-plane latency (e.g., 164 dB or less) for realizing URLLC. Example: Downlink (DL) and uplink (UL) each of 0.5 ms or less, or round trip 1 ms or less) can be supported.

The antenna module 197 may transmit or receive signals or power to or from the outside (e.g., an external electronic device). According to one embodiment, the antenna module 197 may include an antenna including a radiator made of a conductor or a conductive pattern formed on a substrate (eg, PCB). According to one embodiment, the antenna module 197 may include a plurality of antennas (eg, an array antenna). In this case, at least one antenna suitable for a communication method used in a communication network such as the first network 198 or the second network 199 is connected to the plurality of antennas by, for example, the communication module 190. can be selected. Signals or power may be transmitted or received between the communication module 190 and an external electronic device through the selected at least one antenna. According to some embodiments, in addition to the radiator, other components (eg, radio frequency integrated circuit (RFIC)) may be additionally formed as part of the antenna module 197.

According to various embodiments, the antenna module 197 may form a mmWave antenna module. According to one embodiment, a mmWave antenna module includes a printed circuit board, an RFIC disposed on or adjacent to a first side (e.g., bottom side) of the printed circuit board and capable of supporting a designated high-frequency band (e.g., mmWave band); And a plurality of antennas (e.g., array antennas) disposed on or adjacent to the second side (e.g., top or side) of the printed circuit board and capable of transmitting or receiving signals in the designated high frequency band. can do.

At least some of the components are connected to each other through a communication method between peripheral devices (e.g., bus, general purpose input and output (GPIO), serial peripheral interface (SPI), or mobile industry processor interface (MIPI)) and signal ( (e.g. commands or data) can be exchanged with each other.

According to one embodiment, commands or data may be transmitted or received between the electronic device 101 and the external electronic device 104 through the server 108 connected to the second network 199. Each of the external electronic devices 102 or 104 may be of the same or different type as the electronic device 101. According to one embodiment, all or part of the operations performed in the electronic device 101 may be executed in one or more of the external electronic devices 102, 104, or 108. For example, when the electronic device 101 needs to perform a certain function or service automatically or in response to a request from a user or another device, the electronic device 101 may perform the function or service instead of executing the function or service on its own. Alternatively, or additionally, one or more external electronic devices may be requested to perform at least part of the function or service. One or more external electronic devices that have received the request may execute at least part of the requested function or service, or an additional function or service related to the request, and transmit the result of the execution to the electronic device 101. The electronic device 101 may process the result as is or additionally and provide it as at least part of a response to the request. For this purpose, for example, cloud computing, distributed computing, mobile edge computing (MEC), or client-server computing technology can be used. The electronic device 101 may provide an ultra-low latency service using, for example, distributed computing or mobile edge computing. In another embodiment, the external electronic device 104 may include an Internet of Things (IoT) device. Server 108 may be an intelligent server using machine learning and/or neural networks. According to one embodiment, the external electronic device 104 or server 108 may be included in the second network 199. The electronic device 101 may be applied to intelligent services (e.g., smart home, smart city, smart car, or healthcare) based on 5G communication technology and IoT-related technology.

FIG. 2 is a diagram illustrating a network for remote control of an electronic device according to an embodiment.

Referring to FIG. 2, the first electronic device 201 (e.g., the electronic device 101 of FIG. 1) according to an embodiment is a mobile phone (e.g., a smart phone), a location tracker, a digital pen, a smart watch, or earbuds. It may be a portable electronic device such as. According to one embodiment, the first electronic device 201 has a communication connection with an electronic device (e.g., a mother terminal, hereinafter also referred to as a “mother terminal”) (not shown) that operates through pairing with the first electronic device 201. This may be an electronic device in a disconnected state or in a state in which communication connection with the network 299 is lost. The server 208 (e.g., the server 108 in FIG. 1) according to one embodiment may be a device that performs a remote control operation of an electronic device and may be disconnected from the parent terminal or connected to the network 299. A service for obtaining the location and remote control of the disconnected first electronic device 201 (e.g., offline finding service) may be provided. The second electronic device 204 according to one embodiment may be an electronic device surrounding the first electronic device 201 that can help obtain the location of the first electronic device 201 and remotely control it.

FIG. 3 is a diagram illustrating the configuration of a device for remote control of an electronic device according to an embodiment.

Referring to FIG. 3, a device (e.g., server 208) for remote control of an electronic device (e.g., first electronic device 201) according to an embodiment includes a processor 310, a communication module 320, and a memory 330, and may further include other components.

When receiving a remote control request, the processor 310 according to one embodiment may acquire a location and register an electronic device that is the target of remote control (hereinafter referred to as the 'first electronic device 201'). The processor 310 according to one embodiment may share key information for secure communication with the first electronic device 201 when registering the first electronic device 201. Key information according to one embodiment may be used to generate a virtual ID of the first electronic device 201 or may be used to encrypt messages exchanged between the server 208 and the first electronic device 201. For example, end-to-end encryption may be used to encrypt messages exchanged between the server 208 and the first electronic device 201. According to one embodiment, key information may include a secret key and/or an initial vector. For example, the secret key and/or initial vector may include a 32-bit value or a 16-bit value. The processor 310 according to one embodiment is an electronic device (e.g., an electronic device) around the first electronic device 201 that can help acquire the location and remotely control the first electronic device 201 through the communication module 320. A location report including a virtual ID and location information based on key information may be received from the second electronic device 204. The processor 310 according to one embodiment identifies (or finds) the first electronic device 201 based on the virtual ID and location information received from the second electronic device 204 and determines the location of the first electronic device 201. Location can be obtained. The processor 310 according to one embodiment may provide information indicating that the first electronic device 201 has been found and/or location information of the first electronic device 201 to the user. The processor 310 according to one embodiment may receive and store a remote control function requested for the first electronic device 201. The processor 310 according to one embodiment generates a remote control function request message for the first electronic device 201 when a remote control function requested for the first electronic device 201 exists and sends a remote control function request message to the first electronic device 201 ( 201), the generated remote control function request function message can be encrypted using the shared key information. The processor 310 according to one embodiment may transmit an encrypted remote control function request message to the second electronic device 204. The encrypted remote control function request message may be transmitted to the first electronic device 201 by the second electronic device 204. After the first electronic device 201 performs the remote control function according to the encrypted remote control function request message, the encrypted remote control function processing result message may be transmitted to the second electronic device 204. An encrypted remote control function processing result message delivered to the second electronic device 204 may be received by the processor 310 from the second electronic device 204 through the communication module 320.

The processor 310 according to one embodiment may receive a location report about the first electronic device 201 not only from the second electronic device 204 but also from other electronic devices around the first electronic device 201. For example, the processor 310 according to one embodiment may receive location reports for the first electronic device 201 from a plurality of electronic devices. The processor 310 according to one embodiment may manage the function performance status in response to each of the location reports to prevent duplicate transmission of remote request function messages to each of a plurality of electronic devices.

requestId Target Commands and additional data Processing date and time situation ... ... ... ... 720671651640550829 IMEI:1234567890ABCDE Lock, 123456 2022.05.04.00:00 fetched ... ... ... ...

Referring to Table 1, the processor 310 according to one embodiment may store the status of each virtual ID (e.g., requestId) by dividing it into, for example, requested, fetched, re-requested, and executed. Requested may indicate a state in which a remote control function request message to be delivered exists. Fetched may indicate a status in which a remote control function request message has been delivered. re-requested may indicate a state in which a remote control function request message must be delivered again. The processor 310 according to one embodiment changes the status value to fetched when the electronic device to which the remote control function request message has been delivered (e.g., the second electronic device 204) is designated, and then provides the remote control function to other electronic devices. You can prevent request messages from being delivered.

The processor 310 according to one embodiment is configured to change the fetched state if the requested remote control function processing result is not updated for a specified time (e.g., within 1 minute) after the fetched state (e.g., the last fetched time (processing date and time) ) Afterwards, if the completed state (executed) is not reached for a certain period of time, the state can be changed from the Fetched state to the re-requested state so that a remote control function request message can be transmitted by another electronic device.

The processor 310 according to one embodiment includes a service manager 311, a device manager 312, a key manager 314, a location manager 316, and/or an operation manager 318, and may further include an additional manager (or module) (e.g., viewer manager) for other processing.

The service manager 311 according to one embodiment may perform the role of a user interface or perform operations to transmit and receive messages or information with the second electronic device 204. The device manager 312 according to one embodiment may manage information on electronic devices for which offline search settings have been requested. When receiving a remote control request, the key manager 314 according to one embodiment manages key information shared with each of at least one electronic device registered as an electronic device subject to location acquisition and remote control, and stores each key information. Encryption and/or decryption and authentication can be performed using The location manager 316 according to one embodiment may store and/or update location information for each of at least one electronic device for which an offline search setting has been requested. The operation manager 318 according to one embodiment may manage and update information about a remote control function request message for each of at least one electronic device for which an offline search setting has been requested.

The communication module 320 according to one embodiment supports establishment of a direct (e.g., wired) communication channel or wireless communication channel between the server 208 and the second electronic device 204, and performance of communication through the established communication channel. You can.

The server 208 according to one embodiment may receive a remote control request for the first electronic device 201 from a user or another device through the communication module 320.

Memory 330 according to one embodiment may store various data and information used by the processor 310 and/or the communication module 320. Data may include, for example, input data or output data for software (e.g., a program) and instructions related thereto. Memory 330 may include volatile memory or non-volatile memory. The memory 330 according to one embodiment may store instructions for processing operations performed by the processor 310.

A device for remote control of an electronic device according to an embodiment may include a communication module, memory, and a processor. The processor according to one embodiment may store key information associated with the first electronic device. The processor according to one embodiment may receive a virtual ID and location information based on the key information from a second electronic device. The processor according to one embodiment may identify the first electronic device corresponding to the virtual ID using the key information. The processor according to one embodiment may encrypt a remote control function request message for the first electronic device using the key information and transmit the encrypted remote control function request message to the second electronic device. The processor according to one embodiment may receive an encrypted remote control function request processing result message from the first electronic device in response to the encrypted remote control function request message from the second electronic device. The processor according to one embodiment may obtain a remote control function request processing result by decrypting the encrypted remote control function request processing result message using the key information.

The processor according to an embodiment generates and stores the key information associated with the first electronic device based on lost service registration for the first electronic device, and stores the key information associated with the first electronic device in the first electronic device. It can be set to transmit the key information.

The key information according to one embodiment may include a secret key and an initial vector.

The processor according to an embodiment is set to generate and store a plurality of virtual IDs for device information of the first electronic device using the key information and identify the received virtual ID among the plurality of virtual IDs. It can be.

Device information of the first electronic device according to one embodiment may include IMEI.

The processor according to one embodiment may be configured to receive the remote control function request message for the first electronic device from a third electronic device.

The remote control function requested by the remote control function request message according to one embodiment may include a locking function or an initialization function.

Figure 4 is a flowchart showing an operation for remote control of an electronic device according to an embodiment.

Referring to FIG. 4, the processor 310 of the server 208 according to one embodiment may perform at least one of operations 410 to 460.

In operation 410, the processor 310 according to an embodiment may store key information associated with the first electronic device 201, which is the target of location acquisition and remote control when lost, in the memory 330. The processor 310 according to one embodiment may register the first electronic device 201, which is the target of location acquisition and remote control when lost, and share key information with the first electronic device 201. In one embodiment, the key information is used by the first electronic device 201 to generate a virtual ID of the first electronic device 201 or to encrypt messages exchanged between the server 208 and the first electronic device 201. It can be. For example, end-to-end encryption using key information may be used to encrypt messages exchanged between the server 208 and the first electronic device 201. According to one embodiment, the key information may include a secret key and/or an initial vector (IV). For example, the secret key and/or initial vector (IV) may include a 32-bit value or a 16-bit value. The processor 310 according to one embodiment may store and manage secret key and/or initial vector (IV) information shared with the first electronic device 201. For example, the processor 310 may associate and store the international mobile equipment identity (IMEI) of the first electronic device 201 and the shared secret key and/or initial vector (IV: initial vector) information. there is.

IMEI Secret key IV IMEI:1234567890ABCDE 597133743677397A24432646294A404E635266556A586E327234753778214125 3777217A24432646294A404E63526655 IMEI: ABCDE 3274547890 4D635166546A576D5A7134743777217A25432A462D4A614E645267556B587032 357538782F413F4428472B4B62506553

Referring to Table 2, the processor 310 according to one embodiment uses the Secret key (597133743677397A24432646294A404E635266556A586E327234753778214125) and IV (3777217A) shared with the electronic device corresponding to IMEI: 1234567890ABCDE. You can save it by associating 24432646294A404E63526655) with IMEI: ABCDE 3274547890. The Secret key (4D635166546A576D5A7134743777217A25432A462D4A614E645267556B587032) and IV (357538782F413F4428472B4B62506553) shared with the corresponding electronic device can be associated and stored. In addition, secret key and/or initial vector (IV) information corresponding to other IMEIs may be further stored.

In operation 420, the processor 310 according to an embodiment may receive a virtual ID and location information based on key information from the second electronic device 204. The second electronic device 204 according to an embodiment may receive an advertising packet related to loss from the first electronic device 201 and may transmit key information from the advertising packet to the first electronic device 201. A virtual ID for the first electronic device 201 generated using can be obtained and location information of the first electronic device 201 can be obtained.

According to one embodiment, the second electronic device 204 may obtain location information of the first electronic device 201 based on the location information of the second electronic device 204 when receiving an advertising packet related to loss. there is. According to one embodiment, when receiving an advertising packet related to loss, the second electronic device 204 obtains location information of the first electronic device 201 included in the advertising packet related to loss, or obtains location information of the first electronic device 201 included in the advertising packet related to loss. When receiving the associated advertising packet, location information of the first electronic device 201 may be separately received from the first electronic device 201. For example, the first electronic device 201 acquires location information of the first electronic device 201 based on a sensor (e.g., location sensor) included in the first electronic device 201 or is configured to obtain location information in a lost mode (e.g., For example, based on location information (e.g., GPS information) received from another electronic device (e.g., the main terminal) before entering the state in which the communication connection with the mother terminal is disconnected or the communication connection with the network 299 is disconnected. Thus, the location information of the first electronic device 201 can be obtained and transmitted to the second electronic device 204. For example, the first electronic device 201 transmits the location information of the first electronic device 201 by including it in an advertising packet related to loss, or when transmitting an advertising packet related to loss, the first electronic device 201 Location information of the device 201 can be transmitted separately. The second electronic device 204 according to one embodiment may transmit the virtual ID and location information based on the obtained key information to the server 208. The processor 310 according to one embodiment may receive a virtual ID and location information based on key information transmitted from the second electronic device 204 through the communication module 320.

In operation 430, the processor 310 according to an embodiment identifies (or finds) the first electronic device 201 based on the virtual ID and location information based on key information received from the second electronic device 204. The location of the first electronic device 201 can be obtained (or identified). For example, the processor 310 according to one embodiment may use a DB table provisioned in advance for the virtual ID. For example, the DB table may be as shown in Table 3 below.

IMEI (international mobile equipment identity) virtual identity Index IMEI:1234567890ABCDE 87c04b16130dafd6f365 0 IMEI:1234567890ABCDE 41ddc9d73404e0776baa One IMEI:1234567890ABCDE 566423d9ba48105d53d0 2 ... ... ... IMEI:1234567890ABCDE XXXXXXXXXXXXXXXXXXXXX N

Referring to Table 3, the processor 310 according to one embodiment processes the first electronic device 201 based on a secret key and/or an initial vector shared with the first electronic device 201. 201), a plurality of virtual IDs (e.g., N virtual IDs) for the IMEI can be obtained and stored. For example, N virtual IDs can be obtained through Equation 1 below.

According to Equation 1, the processor 310 according to one embodiment is a combination of a secret key and an initial vector (Secret + IV) (a hashed value) followed by indexN. You can expand the hashed value by adding a value (number 0 to N-1). For example, the processor 310 may set the secret key and initial vector values to secret(597133743677397A24432646294A404E635266556A586E327234753778214125), Assuming it is 63526655), the value combining secret + IV (597133743677397A24432646294A404E635266556A586E3272347537782141253777217A24432646294A404E63526655) You can perform sha256 by adding a number (0 to N-1), and the resulting 256-bit hash code (46ae864fd4cb7b3374fd2d292726559e) can become a virtual ID. The processor 310 according to an embodiment searches a virtual ID based on key information received from the second electronic device 204 in a DB table provisioned in advance for the virtual ID, and identifies the IMEI corresponding to the searched virtual ID. By doing so, the first electronic device 201 can be identified, and the location information received from the second electronic device 204 can be identified as location information of the first electronic device 201.

In operation 440, the processor 310 according to an embodiment may generate a remote control function request message for the first electronic device 201 and encrypt the remote control function request message using key information. The remote control function according to one embodiment may include a remote locking function or a reset function. For example, the processor 310 according to one embodiment may encrypt a remote control function request message as shown in Table 4.

Remote control function request message Encrypted remote control function request message {"requestId":"720671651640550829","operation":"Lock","oprnStatusCode":"1000",
"data":{
"message":"Your phone has been lost. Please call the number below.",
"tel":"000-0000-0000",
"pwd":"fEqNCco3Yq9h5ZUglD3CZJT4lBs="
}
} {"privateId":"87c04b16130dafd6f365",
"RemoteOperation": "ekrvks+p8n2cwdpxkzrooig0wgepdcnoob3tgejbwsefdesfd/ushl+krpyjibzohgzpybnf+ E1PF+FTHZQKWOYVL6EFJSLJ33/X9A+UQYWSM2DER2CEFX8KDWPESL7UFAGDVAL/E6EN1+7VN+6bugle/K6RFTCIKE9Z 3WMMMPBCZWNG3GPVB+YMHGP+DL0S845RKLAUWMB4HQKKIJEYS6JAGCRHXMBODIQMBODIQGIKXBWMI3N/ZM/7UAHFKC1O

Referring to Table 4 above, the remote control function request message according to one embodiment may include requestId and data. RequestId may contain a unique ID for the request, and data may contain data required to perform the operation. For example, the unique ID may be the ID of the lost first electronic device 201, and the data required to perform the operation is "Lost mobile phone. Please call the number below", "tel":"000-0000 It may contain data to control the display of the message “-0000”. The encrypted remote control function request message according to one embodiment may include privateId and remoteOperation. privateId may be a virtual ID encrypted with a unique ID using key information. The remoteOperation may include data corresponding to the user's remote control function request command encrypted with the secret and IV of the first electronic device 201.

In operation 450, the processor 310 according to one embodiment may transmit an encrypted remote control function request message to the second electronic device 204. According to one embodiment, the second electronic device 204 establishes a communication connection with the first electronic device 201 based on receiving an encrypted remote control function request message, and encrypts the first electronic device 201 through communication. A remote control function request message can be sent. According to one embodiment, the processor 310 may perform a communication connection with the first electronic device 201 based on IoT communication standards through the communication module 320. For example, the processor 310 may perform BLE (or Bluetooth), Zigbee, or thread-based communication connection. According to one embodiment, a remote control function may be performed using an encrypted remote control function request message in the first electronic device 201, and an encrypted remote control function execution result message may be received in the second electronic device 204. there is.

In operation 460, the processor 310 according to an embodiment may receive an encrypted remote control function processing (or performance) result message from the second electronic device 204. For example, the processor 310 according to one embodiment decrypts the encrypted remote control function performance result message based on receiving the encrypted remote control function performance result message and uses the decrypted remote control function performance result message to perform remote control. Information that informs the user (or the user's electronic device) of the result of performing the function may be generated and/or provided (or displayed).

A method for remotely controlling an electronic device according to an embodiment may include storing key information associated with a first electronic device. The method according to one embodiment may include receiving a virtual ID and location information based on the key information from a second electronic device. The method according to one embodiment may include identifying the first electronic device corresponding to the virtual ID using the key information. The method according to one embodiment includes, when a remote control function request message for the first electronic device exists, encrypting the remote control function request message using the key information and sending the encrypted remote control function request message to the second electronic device. It may include the operation of transmitting to . The method according to an embodiment may include receiving an encrypted remote control function request processing result message from the first electronic device in response to the encrypted remote control function request message from the second electronic device. . The method according to one embodiment may include an operation of obtaining a remote control function request processing result by decrypting the encrypted remote control function request processing result message using the key information.

The method according to one embodiment generates and stores the key information associated with the first electronic device based on lost service registration for the first electronic device, and stores the key information associated with the first electronic device in the first electronic device. It may include an operation of transmitting the key information.

In the method according to one embodiment, the key information may include a secret key and an initial vector (IV).

The method according to an embodiment includes generating and storing a plurality of virtual IDs for device information of the first electronic device using the key information, and identifying the received virtual ID among the plurality of virtual IDs. may include.

In the method according to one embodiment, device information of the first electronic device may include IMEI.

In the method according to one embodiment, the remote control function requested by the remote control function request message may be a locking function or an initialization function.

FIG. 5 is a diagram for explaining the configuration of a first electronic device according to an embodiment.

Referring to FIG. 5 , the first electronic device 201 according to an embodiment may be a portable electronic device such as a mobile phone (eg, a smart phone), a location tracker, a digital pen, a smart watch, or earbuds. The first electronic device 201 according to an embodiment includes a processor 510 (e.g., processor 120 of FIG. 1), a communication module 520 (e.g., communication module 190 of FIG. 1), and a memory 530. ) (e.g., memory 130 in FIG. 1), an audio module 540 (e.g., audio module 170 in FIG. 1), and a display 550 (e.g., display module 160 in FIG. 1). You can. The first electronic device 201 according to an embodiment is not limited to this and may be configured to further include various components or to exclude some of the components. The first electronic device 201 according to an embodiment may further include all or part of the electronic device 101 shown in FIG. 1 .

The processor 510 according to one embodiment may share key information with the server 208 when the first electronic device 201 registers with the server 208 as a device that is subject to location acquisition and remote control when lost. For example, the processor 510 receives key information provided from the server 208 when the first electronic device 201 registers with the server 208 as a device that is subject to location acquisition and remote control in case of loss and memory ( 530).

The processor 510 according to one embodiment may identify the lost state of the first electronic device 201. The processor 510 according to one embodiment determines that the state of the first electronic device 201 is lost when a specified time has elapsed after the communication connection using the communication module 520 of the first electronic device 201 is disconnected. can be identified. According to one embodiment, the first electronic device 201 may communicate directly with the server 208 using the communication module 520, or may be connected to a mother terminal (not shown) using the communication module 520 and then be connected to the mother terminal (not shown). You can communicate with the terminal, or connect to the mother terminal and then communicate with the server 208 through the mother terminal. When the processor 510 according to one embodiment can communicate directly with the server 208, despite the first electronic device 201's connection attempt to communicate directly with the server 208 using the communication module 520, And when the communication connection with the server 208 is not established, it can be identified that the communication connection using the communication module 520 of the first electronic device 201 is broken. When the processor 510 according to one embodiment can communicate with the server 208 through the mother terminal, even when the first electronic device 201 attempts to communicate with the mother terminal using the communication module 520, Nevertheless, if the communication connection with the parent terminal is not established, it can be identified that the communication connection using the communication module 520 of the first electronic device 201 is broken. The processor 510 according to one embodiment may identify that the communication connection with the mother terminal is broken when the communication connection with the mother terminal is not established using the communication module 520.

The processor 510 according to one embodiment determines that the first electronic device 201 is in a lost state (for example, a state in which the communication connection with the parent terminal is lost or a state in which the communication connection with the network 299 is lost). It can operate in lost mode based on what has been identified. When operating in a lost mode, the processor 510 according to one embodiment uses key information shared between the first electronic device 201 and the server 208 to enter the ID (e.g., IMEI) of the first electronic device 201. You can obtain (or create) a corresponding virtual ID (e.g. privateId). The virtual ID according to one embodiment changes according to rules agreed between the first electronic device 201 and the server 208 (or stored in each of the first electronic device 201 and the server 208) at specified time intervals. It can be. The processor 510 according to one embodiment may generate an advertising packet (eg, a lost advertising packet) associated with the loss including a virtual ID when operating in the loss mode. The processor 510 according to one embodiment may broadcast an advertising packet related to loss through the communication module 520 in loss mode. For example, the first electronic device 201 may broadcast an advertising packet related to loss in loss mode through BLE communication or Bluetooth communication. The processor 510 according to one embodiment may allow a BLE connection (eg, connection using general attribute profile (GATT)) with an external device in lost mode. According to one embodiment, an advertising packet related to loss may be received by a second electronic device 204 around the first electronic device 201. According to one embodiment, as the advertising packet associated with the loss is received by the second electronic device 204 around the first electronic device 201, the second electronic device 204 receives the advertising packet associated with the loss. A virtual ID can be obtained from the Zing packet, and location information of the first electronic device 201 can be obtained. According to one embodiment, the second electronic device 204 may obtain location information of the first electronic device 201 based on its own location information when receiving an advertising packet related to loss. According to one embodiment, when receiving an advertising packet related to loss, the second electronic device 204 obtains location information of the first electronic device 201 included in the advertising packet related to loss, or obtains location information of the first electronic device 201 included in the advertising packet related to loss. When receiving the associated advertising packet, location information of the first electronic device 201 may be separately received from the first electronic device 201. For example, the first electronic device 201 acquires location information of the first electronic device 201 or enters a lost mode based on a sensor (e.g., location sensor) included in the first electronic device 201. Location information of the first electronic device 201 may be obtained based on location information (e.g., GPS information) previously received from another electronic device (e.g., a parent terminal) and transmitted to the second electronic device 204. For example, the first electronic device 201 transmits the location information of the first electronic device 201 by including it in an advertising packet related to loss, or when transmitting an advertising packet related to loss, the first electronic device 201 Location information of the device 201 can be transmitted separately.

According to one embodiment, the virtual ID and location information obtained by the second electronic device 204 may be transmitted to the server 208. The second electronic device 204 may receive an encrypted remote control function request message for the first electronic device 201 corresponding to the virtual ID from the server 208. The second electronic device 204 according to an embodiment sends a communication connection (for example, BLE connection) request for delivering the encrypted remote control function request message based on receiving the encrypted remote control function request message to the first electronic device. It can be sent to (201). In one embodiment, the communication connection may be a communication connection based on IoT communication standards. For example, the communication connection may be BLE (or Bluetooth), Zigbee, or thread-based communication connection. The processor 510 according to an embodiment may establish a BLE connection using GATT with the second electronic device 204 through the communication module 520 based on a BLE connection request from the second electronic device 204. . The processor 510 according to one embodiment may receive an encrypted remote control function request message from the second electronic device 204 through a BLE connection. The processor 510 according to one embodiment may decrypt the encrypted remote control function request message using key information shared with the server 208 and obtain the decrypted remote control function request message. The processor 510 according to an embodiment may perform a requested remote control function (eg, a lock function or initialization function) based on remote control information (or commands or data) included in the remote control function request message. The processor 510 according to an embodiment generates a remote control function request processing result message after performing the remote control function corresponding to the remote control function request message, and encrypts the generated remote control function request processing result message using key information. And the encrypted remote control function request processing result message can be transmitted to the second electronic device 204 through BLE connection. The encrypted remote control function request processing result message according to one embodiment may be transmitted to the server 208 through the second electronic device 204.

The processor 510 according to one embodiment stores the requested remote control function (e.g., lock function or initialization function) processing status in the memory 530 using a virtual ID (requestId) and the virtual ID, and stores the requested remote control function (e.g., lock function or initialization function) processing status in the same virtual ID. When a remote control function request message is received, a response indicating “rejection” may be transmitted to the second electronic device 204 without performing the requested remote control function. Accordingly, remote control functions requested from the first electronic device 201 may not be performed repeatedly. The second electronic device 204 according to one embodiment may stop the location report-related operation when receiving a response indicating “rejection.”

The communication module 520 according to one embodiment supports establishment of a direct (e.g., wired) communication channel or wireless communication channel between the server 208 and the first electronic device 201, and performance of communication through the established communication channel. You can. The communication module 520 according to one embodiment is based on an IoT communication standard (e.g., BLE (or Bluetooth), Zigbee, or thread between the first electronic device 201 and the second electronic device 204. ) based) can support the establishment of a communication channel and the performance of communication through the established communication channel.

The memory 530 according to one embodiment may store various data and information used by the processor 510 and/or the communication module 520. Data may include, for example, input data or output data for software (e.g., a program) and instructions related thereto. Memory 530 may include volatile memory or non-volatile memory. The memory 530 according to one embodiment may store instructions for processing operations performed by the processor 510.

The audio module 540 according to one embodiment may convert sound into an electrical signal or, conversely, convert an electrical signal into sound. According to one embodiment, the audio module 540 may acquire sound or output sound through a speaker or communication-connected headphones.

The display 550 according to one embodiment may visually provide information to the outside of the first electronic device 201 (eg, a user). Display 550 may include, for example, a display, a hologram device, or a projector and control circuitry for controlling the device. According to one embodiment, the display 550 may include a touch sensor configured to detect a touch, or a pressure sensor configured to measure the intensity of force generated by the touch.

An electronic device (e.g., the first electronic device 201) according to an embodiment may include a communication module (520 in FIG. 5), a memory (530 in FIG. 5), and a processor (510 in FIG. 5). The processor according to one embodiment may broadcast an advertising packet including a virtual ID corresponding to the electronic device based on a specified time period after the communication connection with the external electronic device using the communication module is disconnected. there is. The processor according to one embodiment may perform a communication connection with the external electronic device based on a communication connection request received from the external electronic device in response to the advertising packet. The processor according to one embodiment may receive an encrypted remote control function request message from the external electronic device through the communication connection. The processor according to one embodiment may decrypt the encrypted remote control function request message using key information associated with the virtual ID and process the function requested by the decrypted remote control function request message.

The processor according to one embodiment generates a remote control function request processing result message for the requested remote control function, encrypts the remote control function request processing result message using the key information, and requests the encrypted remote control function. The processing result message can be transmitted to the external electronic device.

According to one embodiment, the account of the electronic device and the account of the external electronic device may be different from each other.

The processor according to one embodiment may receive the key information from the external server based on registration of a lost service for the electronic device with the external server and store it in the memory.

The key information according to one embodiment may include a secret key and an initial vector (IV).

The virtual ID according to one embodiment may be obtained based on the IMEI of the electronic device. Figure 6 is a flowchart showing the operation of a first electronic device according to an embodiment.

Referring to FIG. 6 , the processor 510 of the first electronic device 201 according to an embodiment may perform at least one of operations 610 to 660.

In operation 610, the processor 510 according to an embodiment may identify the lost state of the first electronic device 201. The processor 510 according to one embodiment determines that the state of the first electronic device 201 is lost when a specified time has elapsed after the communication connection using the communication module 520 of the first electronic device 201 is disconnected. can be identified. For example, the first electronic device 201 may communicate directly with the server 208 using the communication module 520, or may be connected to a mother terminal (not shown) using the communication module 520 and then communicate with the mother terminal. You can communicate or communicate with the server 208 through the mother terminal after being connected to the mother terminal. The processor 510 according to one embodiment is configured to prevent communication connection with the server 208 despite the first electronic device 201 attempting to communicate directly with the server 208 using the communication module 520. In this case, it can be identified that the communication connection using the communication module 520 of the first electronic device 201 is broken. The processor 510 according to one embodiment is configured to connect the first electronic device 201 when communication with the mother terminal is not established despite the first electronic device 201 attempting to communicate with the mother terminal using the communication module 520. It can be identified that the communication connection using the communication module 520 of (201) is broken.

The processor 510 according to one embodiment may operate in a lost mode based on the status of the first electronic device 201 being identified as lost. For example, when operating in a lost mode, the first electronic device 201 may operate in a low-power mode.

In operation 620, the processor 510 according to one embodiment may broadcast an advertising packet associated with the loss. When operating in a lost mode, the processor 510 according to one embodiment uses key information shared between the first electronic device 201 and the server 208 to enter the ID (e.g., IMEI) of the first electronic device 201. The corresponding virtual ID (e.g. privateId) can be obtained.

The virtual ID according to one embodiment changes according to rules agreed between the first electronic device 201 and the server 208 (or stored in each of the first electronic device 201 and the server 208) at specified time intervals. It can be. The processor 510 according to one embodiment may generate an advertising packet (eg, a lost advertising packet) associated with the loss including a virtual ID when operating in the loss mode. The processor 510 according to one embodiment may broadcast an advertising packet associated with loss in loss mode. For example, the first electronic device 201 may broadcast an advertising packet associated with loss at a designated period, for a designated time, or upon a request from an external device (eg, the server 208). The processor 510 according to one embodiment may allow a communication connection (e.g., BLE connection (e.g., connection using general attribute profile (GATT))) with an external device in lost mode. According to one embodiment, an advertising packet related to loss may be received by a second electronic device 204 around the first electronic device 201. According to one embodiment, as the advertising packet associated with the loss is received by the second electronic device 204 around the first electronic device 201, the second electronic device 204 receives the advertising packet associated with the loss. A virtual ID can be obtained from the Zing packet, and location information of the first electronic device 201 can be obtained. According to one embodiment, the virtual ID and location information obtained by the second electronic device 204 may be transmitted to the server 208. The second electronic device 204 may receive an encrypted remote control function request message for the first electronic device 201 corresponding to the virtual ID from the server 208. The second electronic device 204 according to an embodiment sends a communication connection (for example, BLE connection) request for delivering the encrypted remote control function request message based on receiving the encrypted remote control function request message to the first electronic device. It can be sent to (201). In one embodiment, the BLE connection may include a connection using GATT.

In operation 630, the processor 510 according to an embodiment may establish a communication connection with the second electronic device 204 through the communication module 520 based on a communication connection request from the second electronic device 204. there is. According to one embodiment, the processor 510 may perform a communication connection with the first electronic device 201 based on IoT communication standards. For example, the processor 510 provides information through the communication module 520 based on a BLE (or Bluetooth), Zigbee, or thread-based communication connection request from the second electronic device 204. 2 BLE (or Bluetooth), Zigbee, or thread communication connection can be performed with the electronic device 204. The following description takes the case of BLE connection as an example.

In operation 640, the processor 510 according to an embodiment may receive an encrypted remote control function request message from the second electronic device 204 through a BLE connection.

In operation 650, the processor 510 according to one embodiment may remotely perform the requested function using an encrypted remote control function request message. The processor 510 according to one embodiment may decrypt the encrypted remote control function request message using key information shared with the server 208 and obtain the decrypted remote control function request message. The processor 510 according to an embodiment may perform a requested remote control function (eg, a lock function or initialization function) based on remote control information (or commands or data) included in the remote control function request message. If an error occurs or decryption is not possible during the decryption process of the encrypted remote control function request message, the processor 510 according to one embodiment transmits an error response message to the second electronic device 204 and sends an error response message to the second electronic device 204. You can terminate the BLE connection.

In operation 660, the processor 510 according to an embodiment may generate an encrypted remote control function request processing result message and transmit it to the second electronic device 204. The processor 510 according to an embodiment generates a remote control function request processing result message after performing the remote control function corresponding to the remote control function request message, and encrypts the generated remote control function request processing result message using key information. And the encrypted remote control function request processing result message can be transmitted to the second electronic device 204 through BLE connection. The encrypted remote control function request processing result message according to one embodiment may be transmitted to the server 208 through the second electronic device 204.

A method of performing a remote request function in an electronic device according to an embodiment includes an ad that includes a virtual ID corresponding to the electronic device based on the elapse of a specified time after the communication connection with an external electronic device using the communication module of the electronic device is disconnected. The operation of broadcasting a verifying packet may be included. The method according to one embodiment may include performing a communication connection with the external electronic device based on a communication connection request received from the external electronic device in response to the advertising packet. The method according to one embodiment may include receiving an encrypted remote control function request function message from an external electronic device through the communication connection. The method according to one embodiment may include decrypting the encrypted remote control function request message using key information associated with the virtual ID. The method according to one embodiment may include processing a remote control function requested by the decrypted remote control function request message.

The method according to one embodiment may include generating a remote control function request processing result message for the requested remote control function. The method according to one embodiment may include encrypting the remote control function request processing result message using the key information. The method according to one embodiment may include transmitting the encrypted remote control function request processing result message to the external electronic device.

FIG. 7 is a diagram illustrating the configuration of a second electronic device that helps locate and remotely control a first electronic device, according to an embodiment.

Referring to FIG. 7 , the second electronic device 204 according to one embodiment may be an electronic device that can be connected to the server 208 through the network 299. The second electronic device 204 according to one embodiment may include a processor 710, a communication module 720, and a memory 730. The second electronic device 204 according to an embodiment is not limited to this and may be configured to further include various components or to exclude some of the components. The second electronic device 204 according to an embodiment may further include all or part of the electronic device 101 shown in FIG. 1 .

The processor 710 according to one embodiment may receive an advertising packet related to loss broadcast from the surrounding first electronic device 201 through the communication module 720. Processor 710 according to one embodiment receives advertising packets (e.g., advertising packets in a designated format) associated with loss based on a designated period or a request from an external source (e.g., server 208). A scan (e.g. BLE scan) operation can be performed.

For example, the advertising packet associated with loss may include the virtual ID of the first electronic device 201. The processor 710 according to one embodiment may obtain a virtual ID included in an advertising packet related to loss.

According to one embodiment, the processor 710 may identify whether the received advertising packet associated with loss is an advertising packet associated with loss that has already been processed. For example, the processor 710 may check whether the received advertising packet is an advertising packet having the same virtual ID as a previously received and processed advertising packet. According to one embodiment, the processor 710 may ignore the received advertising packet associated with loss if it is an advertising packet associated with loss that has already been processed. For example, the processor 710 may store an advertising packet associated with a previously processed loss, and when a new advertising packet associated with a loss is received, it is included in the advertising packet associated with the received loss. The received virtual ID is compared with the virtual ID included in the advertising packet associated with the previously processed loss, and if they are the same, the newly received advertising packet associated with the loss can be ignored.

According to one embodiment, the processor 710 is the first electronic device that broadcasts the advertising packet associated with the loss when the received advertising packet associated with the loss is not a previously processed advertising packet associated with the loss. Location information of the device 201 can be obtained. For example, the processor 710 may measure (or obtain) the location of the first electronic device 201 using a sensor and/or the strength of a received advertising packet signal.

According to one embodiment, the processor 710 measures (or obtains) the location of the first electronic device 201 based on the location of the second electronic device 204 that received the advertising packet related to loss. You can. According to one embodiment, the processor 710 may obtain location information of the first electronic device 201 based on location information of the second electronic device 204 when receiving an advertising packet related to loss. According to one embodiment, when receiving an advertising packet related to loss, the processor 710 obtains location information of the first electronic device 201 included in the advertising packet related to loss, or generates an advertising packet related to loss. When receiving a titing packet, location information of the first electronic device 201 separately received from the first electronic device 201 may be obtained. For example, the first electronic device 201 acquires location information of the first electronic device 201 or enters a lost mode based on a sensor (e.g., location sensor) included in the first electronic device 201. Location information of the first electronic device 201 may be obtained based on location information (e.g., GPS information) previously received from another electronic device (e.g., a parent terminal) and transmitted to the second electronic device 204. For example, the first electronic device 201 transmits the location information of the first electronic device 201 by including it in an advertising packet related to loss, or when transmitting an advertising packet related to loss, the first electronic device 201 Location information of the device 201 can be transmitted separately.

The processor 710 according to one embodiment may transmit the virtual ID and location information to the server 208 through the network 299 using the communication module 720.

According to one embodiment, processor 710 may transmit a location report including a virtual ID and location information to server 208.

For example, the processor 710 may transmit a location report as shown in Table 5 below to the server 208.

{
"privateId":"87c04b16130dafd6f365","clientVersion":"1.2.2.8",
"serviceData":"AFOjsXZ9xGNS5mG2akI=",
"geolocation":{
"gpsUtcDt":"2022-05-04 01:25:41","coupled":false,
"method":"wifi",
"accuracy":20.80699920654297,
"speed":0,"rssi":-77,"latitude":37.2589016,"longitude":127.0560077}
}
}

Referring to Table 5 above, the location report may include information such as "privateId "87c04b16130dafd6f365"" as virtual ID, and ""geolocation":{"gpsUtcDt":"2022-05-04 01:25 as location information: 41","coupled":false,

"method":"wifi",

"accuracy":20.80699920654297,

Information such as "speed":0,"rssi":-77,"latitude":37.2589016,"longitude":127.0560077}" may be included.

According to one embodiment, the location report may include the received advertising packet itself. The second electronic device 204 according to one embodiment may store the MAC address of the electronic device (e.g., the first electronic device 201) that provided the virtual ID when acquiring the virtual ID in the memory 730. You can.

virtual identity Mac address 87c04b16130dafd6f365 3D:45:AB:80 71270a330b48fa5e1ebf A3:59:C9:34

Referring to Table 6, in the second electronic device 204 according to one embodiment, the virtual ID of 87c04b16130dafd6f365 is received from the MAC address of 3D:45:AB:80, and the virtual ID of 71270a330b48fa5e1ebf is A3:59:C9. Anything received from the MAC address of :34 can be stored so that it can be identified. The MAC address corresponding to the virtual ID may be used by the second electronic device 204 to establish a BLE connection (e.g., a connection using GATT). In response to receiving the virtual ID and location information according to one embodiment, the server 208 ), an encrypted remote control function request message for the first electronic device 201 corresponding to the virtual ID may be transmitted to the second electronic device 204. The processor 710 according to one embodiment may receive a response to transmitting the virtual ID and location information. The processor 710 according to one embodiment may identify whether a remote control function request message is included by decoding (or parsing) the message included in the response to transmitting the virtual ID and location information. The processor 710 according to one embodiment may identify the encrypted remote control function request message when the response to transmitting the virtual ID and location information includes the remote control function request message. The processor 710 according to one embodiment may request a communication connection from the first electronic device 201 and perform a communication connection with the first electronic device 201 based on the encrypted remote control function request message. According to one embodiment, the processor 710 may request a communication connection based on IoT communication standards from the first electronic device 201. For example, the processor 710 may request a BLE (or Bluetooth), Zigbee, or thread-based communication connection. In this document, BLE communication connection can be explained as an example. The processor 710 according to one embodiment may transmit an encrypted remote control function request message to the first electronic device 201 through a BLE communication connection. The processor 710 according to an embodiment may receive an encrypted remote control function request processing result message from the first electronic device 201. The processor 710 according to one embodiment may transmit an encrypted remote control function request processing result message to the server 208.

The communication module 720 according to one embodiment supports establishment of a direct (e.g., wired) communication channel or wireless communication channel between the server 208 and the second electronic device 204, and performance of communication through the established communication channel. You can. The communication module 720 according to an embodiment establishes and establishes a BLE (or Bluetooth), Zigbee, or thread communication channel between the first electronic device 201 and the second electronic device 204. It can support communication through an established communication channel.

The memory 730 according to one embodiment may store various data and information used by the processor 710 and/or the communication module 730. Data may include, for example, input data or output data for software (e.g., a program) and instructions related thereto. Memory 730 may include volatile memory or non-volatile memory. The memory 730 according to one embodiment may store instructions for processing operations performed by the processor 710.

FIG. 8 is a flowchart illustrating the operation of a second electronic device that helps locate and remotely control a first electronic device, according to an embodiment.

Referring to FIG. 8 , the processor 710 of the second electronic device 204 according to an embodiment may perform at least one of operations 810 to 860.

In operation 810, the processor 710 according to an embodiment may receive an advertising packet related to loss broadcast from the nearby first electronic device 201. For example, an advertising packet associated with loss may include a virtual ID of the first electronic device 201 generated using key information.

In operation 820, the processor 710 according to an embodiment acquires a virtual ID included in the advertising packet associated with the loss and transmits the advertising packet associated with the loss to the first electronic device 201. Location information can be obtained. For example, the processor 710 may measure (or obtain) the location of the first electronic device 201 using a sensor and/or the strength of a received advertising packet signal. According to one embodiment, the processor 710 measures (or obtains) the location of the first electronic device 201 based on the location of the second electronic device 204 that received the advertising packet related to loss. You can. According to one embodiment, the second electronic device 204 may obtain location information of the first electronic device 201 based on its own location information when receiving an advertising packet related to loss. According to one embodiment, when receiving an advertising packet related to loss, the second electronic device 204 obtains location information of the first electronic device 201 included in the advertising packet related to loss, or obtains location information of the first electronic device 201 included in the advertising packet related to loss. When receiving the associated advertising packet, location information of the first electronic device 201 may be separately received from the first electronic device 201. For example, the first electronic device 201 acquires location information of the first electronic device 201 or enters a lost mode based on a sensor (e.g., location sensor) included in the first electronic device 201. Location information of the first electronic device 201 may be obtained based on location information (e.g., GPS information) previously received from another electronic device (e.g., a parent terminal) and transmitted to the second electronic device 204. For example, the first electronic device 201 transmits the location information of the first electronic device 201 by including it in an advertising packet related to loss, or when transmitting an advertising packet related to loss, the first electronic device 201 Location information of the device 201 can be transmitted separately.

In operation 830, the processor 710 according to one embodiment may transmit the virtual ID and location information to the server 208 through the network 299 using the communication module 720. In response to receiving the virtual ID and location information from the server 208 according to an embodiment, an encrypted remote control function request message for the first electronic device 201 corresponding to the virtual ID is transmitted to the second electronic device 204. It can be.

In operation 840, the processor 710 according to one embodiment establishes a BLE connection to the first electronic device 201 based on receiving an encrypted remote control function request message from the server 108 in response to transmitting the virtual ID and location information. (e.g., communication connection using GATT) may be requested and BLE communication connection with the first electronic device 201 may be performed. For example, when an encrypted remote control function request message is received from the server 108 in response to transmission of the virtual ID and location information, the processor 710 identifies the stored MAC address based on the virtual ID and , you can attempt a BLE connection using the MAC address.

In operation 850, the processor 710 according to an embodiment transmits an encrypted remote control function request message to the first electronic device 201 through a BLE communication connection and sends the first electronic device 201 ( 201), an encrypted remote control function request processing result message can be received.

In operation 860, the processor 710 according to one embodiment may transmit an encrypted remote control function request processing result message to the server 208.

A method for remote control of an electronic device according to an embodiment is a method for remotely controlling an electronic device when receiving an advertising packet including a virtual ID of the external electronic device from an external electronic device (e.g., the first electronic device 201). It may include an operation of acquiring location information. The method according to one embodiment transmits the virtual ID and the location information to an external server (e.g., server 208), and encrypts the virtual ID and the location information in response to the transmission from the external server. The operation may include receiving a remote control function request message. The method according to one embodiment may include performing a Bluetooth-based communication connection with the external electronic device and transmitting the encrypted remote control function request message to the external electronic device.

FIG. 9 is a diagram illustrating operations of a server and a first electronic device based on an offline search setting request for the first electronic device according to an embodiment.

Referring to FIG. 9, in operation 910, the service manager 311 of the server 208 according to an embodiment receives a first message from a user or the user's input device (e.g., an electronic device capable of receiving input from the user). An offline search setting request for the electronic device 201 may be received, input, or identified. For example, the user enters an offline search setting request for the first electronic device 201 through the first electronic device 201 before losing the first electronic device 201 and 1 Cause an offline search setting request for the electronic device 201 to be transmitted to the server 208, or use another electronic device (e.g., computer, laptop, smart phone, or other electronic device) in addition to the first electronic device 201. Through this, an offline search setting request for the first electronic device 201 may be input and the offline search setting request for the first electronic device 201 may be transmitted to the server 208.

In operation 920, the service manager 311 of the server 208 according to an embodiment may request key issuance from the key manager 314 based on an offline search setting request for the first electronic device 201.

In operation 930, the key manager 314 of the server 208 according to an embodiment may issue (or generate) a key (or key information) to be shared with the first electronic device 201. For example, the key manager 314 may include a secret key and/or an initial vector (IV) corresponding to the IMEI of the first electronic device 201 as key information to be shared with the first electronic device 201. vector) can be issued. For example, a secret key and/or an initial vector (IV) corresponding to the IMEI may be generated, stored, and managed as shown in Table 1 above.

In operation 940, the service manager 311 of the server 208 according to one embodiment sends an offline search setting (key/IV) message containing key information issued by the key manager 314 to the first electronic device 201. ) can be transmitted to. According to one embodiment, when the server 208 can directly communicate with the first electronic device 201 using the communication module 320, it sends an offline search setting (key/IV) message directly to the first electronic device 201. Can be transmitted. According to one embodiment, when the server 208 is connected to another electronic device (e.g., a parent terminal) and can communicate with the first electronic device 201 through the other electronic device, the server 208 communicates with the first electronic device 201 through the other electronic device. You can send an offline search settings (key/IV) message to (201).

In operation 950, the first electronic device 201 according to an embodiment may transmit a response to receiving an offline search setting (key/IV) message including key information to the server 208. The first electronic device 201 according to one embodiment may set the offline search service to on based on receiving an offline search setting (key/IV) message and continuously check whether the device is lost. According to one embodiment, when the first electronic device 201 can directly communicate with the server 208 using the communication module 520, the first electronic device 201 responds to receiving an offline search setting (key/IV) message directly to the server 208. can be transmitted. According to one embodiment, when the first electronic device 201 is connected to another electronic device (e.g., a mother terminal) and can communicate with the server 208 through the other electronic device, the first electronic device 201 can communicate with the server 208 through the other electronic device. You can send a response to receiving the offline search settings (key/IV) message.

In the description of FIG. 9, it is explained as an example that key information is generated in the server 208, but it may also be possible for key information to be generated in the first electronic device 201 and transmitted to the server 208. In addition, in the description of FIG. 9, the offline search settings for the first electronic device 201 are described as an example, but the user may request offline search settings for each of a plurality of electronic devices, and the server 208 may also Offline search settings can be individually performed by issuing different keys to each of a plurality of electronic devices.

FIG. 10 is an operation diagram illustrating a remote control function setting operation related to offline finding of a first electronic device according to an embodiment.

Referring to FIG. 10, in operation 1010, the service manager 311 of the server 208 according to an embodiment receives a first message from a user or the user's input device (e.g., an electronic device capable of receiving input from the user). A request to set a remote control function (e.g., lock) for the electronic device 201 may be received, input, or identified. For example, before losing the first electronic device 201, the user sends a setting request to the server to automatically perform remote locking through the remote control function when the first electronic device 201 is lost. 208, or after the first electronic device 201 is lost, it is transmitted to the first electronic device 201 through another electronic device (e.g., computer, laptop, smart phone, or other electronic device). The remote control function for 201 may input a remote locking request and have the remote locking function request communicated to server 208 via another electronic device.

In operation 1020, the service manager 311 of the server 208 according to an embodiment may transmit a remote locking function request for the first electronic device 201 to the device manager 312.

In operation 1030, the device manager 312 of the server 208 according to one embodiment may transmit a locking function request to the operation manager 318.

At operation 1050, the operation manager 318 of the server 208 according to one embodiment may store the locking function request.

In operation 1060, the operation manager 318 of the server 208 according to one embodiment transmits a response indicating that the locking function request has been saved as a remote control function request for the first electronic device 201 to the device manager 312. You can.

In operation 1070, the device manager 312 of the server 208 according to one embodiment transmits a response indicating that the locking function request has been saved as a remote control function request for the first electronic device 201 to the service manager 311. You can. For example, the service manager 311 may identify whether a locking function is requested when the first electronic device 201 is lost based on the response.

FIG. 11 is an operation diagram illustrating an operation for obtaining location information about a first electronic device according to an embodiment.

Referring to FIG. 11, in operation 1110, the first electronic device 201 according to one embodiment may identify a lost state. The first electronic device 201 according to an embodiment may identify that the state of the first electronic device 201 is lost when a specified time has elapsed after the communication connection using the communication module 520 is disconnected. . For example, the first electronic device 201 may communicate directly with the server 208 using the communication module 520 or with another electronic device (e.g., mother terminal (not shown)) using the communication module 520. ), it is possible to communicate with the server 208 through another electronic device. The processor 510 according to one embodiment is configured to prevent communication connection with the server 208 despite the first electronic device 201 attempting to communicate directly with the server 208 using the communication module 520. In this case, it can be identified that the communication connection using the communication module 520 of the first electronic device 201 is broken. The processor 510 according to one embodiment establishes a communication connection with another electronic device despite the first electronic device 201 attempting to communicate with another electronic device (e.g., a parent terminal) using the communication module 520. If this does not work, it can be identified that the communication connection using the communication module 520 of the first electronic device 201 is broken. The first electronic device 201 according to one embodiment may operate in a lost mode based on being identified as lost.

In operation 1120, the first electronic device 201 according to an embodiment may perform advertising related to loss. For example, the first electronic device 201 uses key information (key/IV) shared between the first electronic device 201 and the server 208 to use the first electronic device 201 as an obfuscation (or encryption) ID. A virtual ID (e.g., privateId) corresponding to the ID (e.g., IMEI) of the electronic device 201 may be generated, and a lost advertising packet including the virtual ID may be broadcast.

In operation 1130, the second electronic device 204 around the first electronic device 201 according to an embodiment may receive an advertising packet related to loss.

In operation 1140, the second electronic device 204 according to an embodiment may obtain a virtual ID from an advertising packet related to loss and location information associated with the virtual ID. For example, the second electronic device 204 measures the location of the first electronic device 201 using a sensor and/or the strength of an advertising packet signal received from the first electronic device 201 ( or obtain). According to one embodiment, the processor 710 measures (or obtains) the location of the first electronic device 201 based on the location of the second electronic device 204 that received the advertising packet related to loss. You can. According to one embodiment, the processor 710 may obtain location information of the first electronic device 201 based on location information of the second electronic device 204 when receiving an advertising packet related to loss. According to one embodiment, when receiving an advertising packet related to loss, the processor 710 obtains location information of the first electronic device 201 included in the advertising packet related to loss, or generates an advertising packet related to loss. When receiving a titing packet, location information of the first electronic device 201 separately received from the first electronic device 201 may be obtained. For example, the first electronic device 201 acquires location information of the first electronic device 201 or enters a lost mode based on a sensor (e.g., location sensor) included in the first electronic device 201. Location information of the first electronic device 201 may be obtained based on location information (e.g., GPS information) previously received from another electronic device (e.g., a parent terminal) and transmitted to the second electronic device 204. For example, the first electronic device 201 transmits the location information of the first electronic device 201 by including it in an advertising packet related to loss, or when transmitting an advertising packet related to loss, the first electronic device 201 Location information of the device 201 can be transmitted separately.

The second electronic device 204 according to one embodiment may store the MAC address corresponding to the virtual ID when acquiring the virtual ID. For example, the MAC address corresponding to the virtual ID can be used by the second electronic device 204 to establish a BLE connection (eg, a connection using GATT).

In operation 1150, the second electronic device 204 according to one embodiment may transmit a location report to the server 208. Service manager 311 of server 208 according to one embodiment may identify the received location report. A location report according to one embodiment may include a virtual ID and location information. According to one embodiment, the location report may include received advertising packets and location information.

In operation 1160, the service manager 311 of the server 208 according to one embodiment may check whether the location report has been forged or altered.

In operation 1170, the service manager 311 of the server 208 according to one embodiment may restore device information corresponding to the virtual ID when it is confirmed that the location report has not been forged or altered. The service manager 311 of the server 208 according to one embodiment searches for the virtual ID included in the location report from a DB table (e.g., Table 3) provisioned in advance for the virtual ID, and stores the virtual ID corresponding to the searched virtual ID. Device information (e.g., IMEI of the first electronic device 201) may be restored (e.g., acquired or identified).

In operation 1180, the service manager 311 of the server 208 according to one embodiment may request the location manager 316 to update the location information of the first electronic device. For example, the service manager 311 may provide the IMEI and location information of the first electronic device 201 to the location manager 316.

In operation 1190, the location manager 316 of the server 208 according to an embodiment may update location information corresponding to the IMEI of the first electronic device 201.

In operation 1192, the location manager 316 of the server 208 according to one embodiment may transmit a response indicating the result of updating location information corresponding to the IMEI of the first electronic device 201 to the service manager 311. The service manager 311 of the server 208 according to one embodiment requests a remote control function requested in relation to the first electronic device 201 based on the IMEI and location information of the first electronic device 201 being identified. The presence or absence of a message can be identified.

FIG. 12 is an operation diagram illustrating the operation of transmitting a remote control function request message to a first electronic device and receiving a remote control function request execution result according to an embodiment.

Referring to FIG. 12, in operation 1212, the service manager 311 of the server 208 according to an embodiment may request the device manager 312 to check whether a remote control function request message of the first electronic device 201 exists. there is. For example, the service manager 311 of the server 208 may request the device manager 312 to confirm whether a remote control function request exists based on the IMEI and location information of the first electronic device 201 being identified. .

In operation 1214, the device manager 312 of the server 208 according to one embodiment may transmit confirmation of the existence of a remote control function request to the operation manager 318. For example, if there is a remote control function request requested in advance in relation to the IMEI of the first electronic device 201, the device manager 312 of the server 208 checks (or identifies) it and sends it to the operation manager 318. You can inform.

In operation 1216, the operations manager 318 of the server 208 according to one embodiment may generate a remote control function request message. For example, the operation manager 318 of the server 208 may generate a remote control function request message containing a command, information, or data that causes the first electronic device 201 to perform the requested remote control function. .

In operation 1218, the operation manager 318 of the server 208 according to one embodiment may request the key manager 314 to encrypt and sign the generated remote control function request message.

In operation 1220, the key manager 314 of the server 208 according to one embodiment may encrypt the remote control function request message and generate a signature using key information previously shared with the first electronic device 201. .

In operation 1222, the key manager 314 of the server 208 according to one embodiment may transmit a response including an encrypted remote control function request message and a signature to the operation manager 318.

In operation 1224, the operation manager 318 of the server 208 according to one embodiment may transmit a response including an encrypted remote control function request message and a signature to the device manager 312.

In operation 1226, the device manager 312 of the server 208 according to one embodiment may transmit a response including an encrypted remote control function request message and a signature to the service manager 311.

In operation 1228, the service manager 311 of the server 208 according to an embodiment may transmit a response including an encrypted remote control function request message and a signature to the second electronic device 204. When receiving an encrypted remote control function request message, the second electronic device 204 according to one embodiment may transmit the encrypted remote control function request message to the first electronic device 201 through a BLE communication connection.

FIG. 13 is an operation diagram illustrating an operation of performing a remote control function and transmitting a remote control function processing result in a first electronic device according to an embodiment.

Referring to FIG. 13, in operation 1312, when receiving an encrypted remote control function request message, the second electronic device 204 according to an embodiment transmits an encrypted remote control to the first electronic device 201 connected through a BLE communication connection. You can send a feature request message.

In operation 1314, the first electronic device 201 according to an embodiment may decrypt and authenticate the encrypted remote control function request message. For example, the first electronic device 201 may obtain the remote control function request message by decrypting and authenticating the encrypted remote control function request message using key information previously shared with the server 208.

In operation 1316, the first electronic device 201 according to an embodiment may perform the requested function based on information included in the remote control function request message. For example, the requested functionality may include a locking function or a reset function.

In operation 1318, the first electronic device 201 according to an embodiment may generate a remote control function request processing result message. The first electronic device 201 according to an embodiment may generate a remote control function request processing result message including a processing completion message when the requested remote control function has been processed, and a processing error of the requested remote control function may be generated. If an error occurs, a remote control function request processing result message including an error response message can be generated.

In operation 1320, the first electronic device 201 according to an embodiment may transmit an encrypted remote control function request processing result response message to the second electronic device 204. The first electronic device 201 according to one embodiment encrypts the remote control function request processing result message using key information shared with the server 208, generates an encrypted remote control function request processing result response message, and encrypts it. A response message as a result of processing the remote control function request may be transmitted to the second electronic device 204 through BLE communication.

In operation 1322, the second electronic device 204 according to an embodiment may transmit an encrypted remote control function request processing result message to the server 208.

In operation 1324, the service manager 311 of the server 208 according to an embodiment may request the device manager 312 to update the remote control function request processing result upon receipt of an encrypted remote control function request processing result message.

In operation 1326, the device manager 312 of the server 208 according to one embodiment may request an update of the remote control function request processing result from the operation manager 318. The operation manager 318 according to one embodiment may update the received encrypted remote control function request processing result message in response to transmission of the encrypted remote control function request message.

In operation 1328, the operation manager 318 of the server 208 according to one embodiment may request the key manager 314 to decrypt and authenticate the encrypted remote control function request processing result message.

In operation 1330, the key manager 314 of the server 208 according to one embodiment decrypts and authenticates the encrypted remote control function request processing result message using key information previously shared with the first electronic device 201. can be performed, and the decryption result and remote control function request processing result message can be delivered to the operation manager 318.

In operation 1332, the operation manager 318 of the server 208 according to one embodiment may transmit a response indicating receipt of a remote control function request processing result message to the device manager 312.

In operation 1334, the device manager 312 of the server 208 according to one embodiment may transmit a response indicating receipt of a remote control function request processing result message to the service manager 311.

In operation 1336, the service manager 311 of the server 208 according to one embodiment may transmit a response indicating receipt of a remote control function request processing result message to the second electronic device 204.

The server 208 according to one embodiment may provide (or generate) a UI indicating information about the remote control function request processing result based on the remote control function request processing result message. For example, the server 208 further includes a Viewer manager (not shown), and when a user requests information about the results of processing a remote control function request through an electronic device (not shown), the Viewer Information on the recent remote control function request processing results can be queried from the operation manager 318 through a manager (not shown), and a UI corresponding to the information on the remote control function request processing results can be created and displayed. For example, the server 208 performs the remote control function through a viewer manager (not shown) when the remote control function request processing result reported by the second electronic device 204 is delivered to the operation manager 318. You can create and display a UI corresponding to information about the request processing results.

FIG. 14 is a screen showing that the location of a lost first electronic device is being searched according to an embodiment.

Referring to FIG. 14, the server 208 according to one embodiment activates the offline finding service based on the user's loss report for the first electronic device 201 (e.g., smart watch) and provides offline finding service screen information. can do.

For example, the server 208 may provide offline search service screen information to be displayed on the screen of a user's electronic device (not shown) connecting to the server 208. An offline search service screen 1410 may be displayed on the screen of the user's electronic device (not shown). For example, the offline finding service screen 1410 includes the offline finding service target device name (e.g., Galaxy watch), the network status (e.g., network status: offline) of the offline finding service target device, and/or notification settings (e.g., This may include information such as settings to receive email notifications when found. For example, the offline finding service screen 1410 may further include requestable remote control function information including beeping, locking, and/or deleting data. For example, making a sound may be a remote control function that can request a device subject to an offline finding service to sound a sound. Locking may be a remote control function that can request a device subject to an offline finding service to perform a locking function. Data deletion may be a remote control function that can request the device subject to the offline finding service to delete data.

Figure 15a is a remote locking function request screen according to one embodiment.

Referring to FIG. 15A, the server 208 according to one embodiment may provide screen information for requesting a remote locking function for the first electronic device 201 (eg, smart watch). For example, the server 208 may provide screen information for requesting a remote locking function to be displayed on the screen of a user's electronic device (not shown) connecting to the server 208. A remote locking function request screen 1510 may be displayed on the screen of the user's electronic device (not shown) based on screen information for requesting the remote locking function. For example, if locking is selected on the offline finding service screen 1410, a remote locking function request screen 1510 may be displayed, and the remote locking function request screen 1510 may include a PIN (personal identification number) input window for locking. 1512 may be displayed, and a remote locking function may be requested based on PIN input by the user.

Figure 15b is a screen showing the results of performing a remote locking function according to an embodiment.

Referring to FIG. 15B, the server 208 according to an embodiment may provide screen information as a result of processing a remote locking function request for the first electronic device 201 (eg, a smart watch). For example, the server 208 may provide screen information on a remote locking function request processing result screen to be displayed on the screen of a user's electronic device (not shown) that is accessing the server 208. A remote locking function processing result screen 1514 may be displayed on the screen of the user's electronic device (not shown) based on the remote locking function request processing result screen information. For example, the remote locking function request processing result screen 1514 may display information indicating that the first electronic device 201 is locked.

Electronic devices according to various embodiments disclosed in this document may be of various types. Electronic devices may include, for example, portable communication devices (e.g., smartphones), computer devices, portable multimedia devices, portable medical devices, cameras, wearable devices, or home appliances. Electronic devices according to embodiments of this document are not limited to the above-described devices.

The various embodiments of this document and the terms used herein are not intended to limit the technical features described in this document to specific embodiments, and should be understood to include various changes, equivalents, or replacements of the embodiments. In connection with the description of the drawings, similar reference numbers may be used for similar or related components. The singular form of a noun corresponding to an item may include one or more of the items, unless the relevant context clearly indicates otherwise. In this document, “A or B,” “at least one of A and B,” “at least one of A or B,” “A, B, or C,” “at least one of A, B, and C,” and “A Each of phrases such as “at least one of , B, or C” may include any one of the items listed together in the corresponding phrase, or any possible combination thereof. Terms such as "first", "second", or "first" or "second" may be used simply to distinguish one component from another, and to refer to those components in other respects (e.g., importance or order) is not limited. One (e.g., first) component is said to be “coupled” or “connected” to another (e.g., second) component, with or without the terms “functionally” or “communicatively.” Where mentioned, it means that any of the components can be connected to the other components directly (e.g. wired), wirelessly, or through a third component.

The term “module” used in this document may include a unit implemented in hardware, software, or firmware, and may be used interchangeably with terms such as logic, logic block, component, or circuit, for example. A module may be an integrated part or a minimum unit of the parts or a part thereof that performs one or more functions. For example, according to one embodiment, the module may be implemented in the form of an application-specific integrated circuit (ASIC).

Various embodiments of this document are one or more stored in a storage medium (e.g., built-in memory 136 or external memory 138) that can be read by a machine (e.g., electronic device 101). It may be implemented as software (e.g., program 140) including instructions. For example, a processor (e.g., processor 120) of a device (e.g., electronic device 101) may call at least one command among one or more commands stored from a storage medium and execute it. This allows the device to be operated to perform at least one function according to the at least one instruction called. The one or more instructions may include code generated by a compiler or code that can be executed by an interpreter. Device-readable storage media may be provided in the form of non-transitory storage media. Here, 'non-transitory' only means that the storage medium is a tangible device and does not contain signals (e.g. electromagnetic waves). This term refers to cases where data is stored semi-permanently in the storage medium. There is no distinction between temporary storage cases.

According to one embodiment, methods according to various embodiments disclosed in this document may be provided and included in a computer program product. Computer program products are commodities and can be traded between sellers and buyers. The computer program product may be distributed in the form of a machine-readable storage medium (e.g. compact disc read only memory (CD-ROM)) or via an application store (e.g. Play StoreTM) or on two user devices (e.g. It can be distributed (e.g. downloaded or uploaded) directly between smartphones) or online. In the case of online distribution, at least a portion of the computer program product may be at least temporarily stored or temporarily created in a machine-readable storage medium, such as the memory of a manufacturer's server, an application store's server, or a relay server.

According to various embodiments, each component (eg, module or program) of the above-described components may include a single entity or a plurality of entities. According to various embodiments, one or more of the components or operations described above may be omitted, or one or more other components or operations may be added. Alternatively or additionally, multiple components (eg, modules or programs) may be integrated into a single component. In this case, the integrated component may perform one or more functions of each of the plurality of components identically or similarly to those performed by the corresponding component of the plurality of components prior to the integration. . According to various embodiments, operations performed by a module, program, or other component may be executed sequentially, in parallel, iteratively, or heuristically, or one or more of the operations may be executed in a different order, omitted, or , or one or more other operations may be added.

According to one embodiment, in a non-volatile storage medium storing instructions, the instructions are set to cause the electronic device to perform at least one operation when executed by the electronic device, and the at least one operation includes: 1 An operation of storing key information associated with an electronic device, an operation of receiving a virtual ID and location information based on the key information from a second electronic device, and an operation of storing the first electronic device corresponding to the virtual ID using the key information. An operation of identifying the location of the first electronic device, encrypting the remote control function request message using the key information when a remote control function request message for the first electronic device exists, and encrypting the remote control function request message. transmitting to the second electronic device, receiving an encrypted remote control function request processing result message from the first electronic device in response to the encrypted remote control function request message from the second electronic device, and The method may include obtaining a remote control function request processing result by decrypting the encrypted remote control function request processing result message using the key information.

In addition, the embodiments of the present disclosure invented in the specification and drawings are merely presented as specific examples to easily explain the technical content according to the embodiments of the present disclosure and to aid understanding of the embodiments of the present disclosure, and the scope of the embodiments of the present disclosure It is not intended to limit it. Therefore, the scope of the various embodiments of the present disclosure should be interpreted as including all changes or modified forms derived based on the technical idea of the various embodiments of the present disclosure in addition to the embodiments invented herein. do.

Claims (20)

In the device for remote control of electronic devices (208 in FIG. 3),
Communication module (320 in FIG. 3);
Memory (330 in FIG. 3); and
Includes a processor (310 in FIG. 3),
The processor,
Store key information associated with a first electronic device, receive a virtual ID and location information based on the key information from a second electronic device, and use the key information to identify the first electronic device corresponding to the virtual ID. Encrypt a remote control function request message for the first electronic device using the key information, transmit the encrypted remote control function request message to the second electronic device, and transmit the encrypted remote control function request message to the second electronic device. In response to the remote control function request message, an encrypted remote control function request processing result message is received from the first electronic device, and the encrypted remote control function request processing result message is decrypted using the key information to control the remote control. A device configured to obtain the results of processing feature requests.
According to paragraph 1,
The processor generates and stores the key information associated with the first electronic device based on lost service registration for the first electronic device, and sends the key information associated with the first electronic device to the first electronic device. Device set up to transmit.
According to claim 1 or 3,
A device in which the key information includes a secret key and an initial vector (IV).
According to any one of claims 1 to 3,
The processor is configured to generate and store a plurality of virtual IDs for device information of the first electronic device using the key information, and identify the received virtual ID among the plurality of virtual IDs.
According to any one of claims 1 to 4,
The device information of the first electronic device includes IMEI.
According to any one of claims 1 to 5,
The processor,
configured to receive the remote control function request message for the first electronic device from a third electronic device,
The remote control function requested by the remote control function request message is a lock function or initialization function.
In the electronic device (201 in FIG. 5),
Communication module (520 in FIG. 5);
Memory (530 in FIG. 5); and
Includes a processor (510 in FIG. 5),
The processor,
After the communication connection with the external electronic device using the communication module is disconnected, broadcast an advertising packet including a virtual ID corresponding to the electronic device based on a specified time period, and In response, perform a communication connection with the external electronic device based on a communication connection request received from the external electronic device, receive an encrypted remote control function request message from the external electronic device through the communication connection, and An electronic device configured to decrypt the encrypted remote control function request message using key information associated with a virtual ID and process the remote control function requested by the decrypted remote control function request message.
In clause 7,
The processor generates a remote control function request processing result message for the requested remote control function, encrypts the remote control function request processing result message using the key information, and encrypts the remote control function request processing result. is set to transmit a message to the external electronic device,
The account of the electronic device and the account of the external electronic device are different electronic devices.
According to clause 7 or 8,
The processor is configured to receive the key information from the external server based on registration of a lost service for the electronic device with the external server and store it in the memory.
According to any one of claims 7 to 9,
The key information includes a secret key and an initial vector.
According to any one of claims 7 to 10,
The virtual ID is obtained based on the IMEI of the electronic device.
In the electronic device (204 in FIG. 7),
Communication module (720 in FIG. 7);
Memory (730 in FIG. 7); and
Includes a processor (710 in FIG. 7),
The processor,
When receiving an advertising packet including the virtual ID of the external electronic device from an external electronic device, obtain location information of the external electronic device, transmit the virtual ID and the location information to an external server, and transmit the virtual ID and the location information to an external server. Receive an encrypted remote control function request message in response to transmitting the virtual ID and the location information from a server, and perform a Bluetooth-based communication connection with the external electronic device to send the encrypted remote control function request message to the external electronic device. An electronic device set to transmit.
In a method for remote control of an electronic device,
An operation to store key information associated with a first electronic device;
Receiving a virtual ID and location information based on the key information from a second electronic device;
identifying the first electronic device corresponding to the virtual ID using the key information;
When a remote control function request message for the first electronic device exists, encrypting the remote control function request message using the key information;
transmitting the encrypted remote control function request message to the second electronic device;
Receiving an encrypted remote control function request processing result message from the first electronic device in response to the encrypted remote control function request message from the second electronic device; and
A method comprising obtaining a remote control function request processing result by decrypting the encrypted remote control function request processing result message using the key information.
According to clause 13,
An operation of generating and storing the key information associated with the first electronic device based on lost service registration for the first electronic device and transmitting the key information associated with the first electronic device to the first electronic device. How to include more.
According to claim 13 or 14,
A method wherein the key information includes a secret key and an initial vector (VI).
According to any one of claims 13 to 15,
The method further includes generating and storing a plurality of virtual IDs for device information of the first electronic device using the key information, and identifying the received virtual ID among the plurality of virtual IDs.
According to any one of claims 13 to 16,
The method wherein the device information of the first electronic device includes IMEI.
According to any one of claims 13 to 17,
A method wherein the remote control function requested by the remote control function request message is a locking function or an initialization function.
In a method of performing a remote request function in an electronic device,
Broadcasting an advertising packet including a virtual ID corresponding to the electronic device based on a specified time period after a communication connection with an external electronic device using the communication module of the electronic device is disconnected;
performing a communication connection with the external electronic device based on a communication connection request received from the external electronic device in response to the advertising packet;
Receiving an encrypted remote control function request message from the external electronic device through the communication connection;
Decrypting the encrypted remote control function request message using key information associated with the virtual ID; and
A method comprising processing a remote control function requested by the decrypted remote control function request message.
According to clause 19,
generating a remote control function request processing result message for the requested remote control function;
encrypting the remote control function request processing result message using the key information; and
The method further includes transmitting the encrypted remote control function request processing result message to the external electronic device.

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