KR20230155937A - Electronic device and operation method of electronic device for providing finding function - Google Patents

Abstract

In a system according to various embodiments, the system includes a first electronic device, a second electronic device, and a charging case, the first electronic device includes a first battery, and a first processor, and the second electronic device The device includes a second battery, a second processor, and the charging case includes a third battery, a boost circuit to charge the first electronic device and/or the second electronic device with power from the third battery, and and a bypass circuit that directly supplies power from the third battery to the first electronic device and/or the second electronic device, and a first processor of the first electronic device is configured to operate the first electronic device and/or the second electronic device. 2 Check whether the electronic device is installed in the charging case, and in response to confirmation that it is installed, check the remaining battery capacity of the first battery and the second battery, and connect the first electronic device with a large remaining battery capacity to the main The electronic device decides to transmit a first request signal to a first external electronic device, and broadcasts the first request signal at a specified period in response to the strength of the first response signal received from the first external electronic device. mode, transmitting information related to the lost mode to the charging case, the second electronic device switches to a power saving mode in which it does not perform operations other than designated functions, and the charging case transmits information related to the lost mode to the charging case. Based on this, the third battery and the bypass circuit can be connected, and power from the third battery can be provided to the first electronic device using the bypass circuit.
In addition, various embodiments may be possible.

Description

Electronic device providing a finding function and method of operating the electronic device {ELECTRONIC DEVICE AND OPERATION METHOD OF ELECTRONIC DEVICE FOR PROVIDING FINDING FUNCTION}

Various embodiments disclosed in this document relate to an electronic device that provides a function for finding an electronic device when the electronic device is lost and a method of operating the electronic device.

Due to the development of technology, various audio output devices that output audio based on data received through wireless communication are being developed. Among these audio output devices, data can be exchanged by connecting Bluetooth communication during short-range wireless communication with an external electronic device (e.g. smartphone, tablet, laptop, PC, or portable external electronic device), and the left and right devices have a wired connection. A wearable electronic device configured without a device may be referred to as true wireless stereo (TWS).

The wearable electronic device contains an ultra-small coin battery inside and may be provided with a separate charging case to charge and store the battery. Since wearable electronic devices are small devices, there is a limit to battery capacity, and the wearable electronic device can be charged by mounting a relatively large capacity battery in the charging case.

Meanwhile, because wearable electronic devices are miniaturized products, there is a high risk that users will lose them, and even if lost, it may be difficult to find them.

Because the finding function of a wearable electronic device repeatedly transmits RF signals at regular time intervals, power consumption may be high.

As wearable electronic devices continuously transmit RF signals to provide a finding function, the power consumed must be replenished through the charging case, which may reduce usage time including the charging case. In addition, due to the circuit configuration of conventional wearable electronic devices, the wearable electronic device can only operate with a battery inside the wearable electronic device, and the only way to receive power from the charging case is through charging through a charging IC.

According to various embodiments of the present invention, a function is provided to allow a user to find the location of a wearable electronic device (e.g., True wireless Stereo (TWS)) when the device is lost, while reducing current consumption and charging case battery. By implementing circuits that can utilize power, technology can be provided to increase usage time.

The technical problem to be achieved in this document is not limited to the technical problem mentioned above, and other technical problems not mentioned can be clearly understood by those skilled in the art from the description below. There will be.

A system according to various embodiments disclosed in this document includes a first electronic device, a second electronic device, and a charging case, where the first electronic device includes a first battery and a first processor, and the second electronic device The electronic device includes a second battery and a second processor, and the charging case includes a third battery and a boost circuit for charging the first electronic device and/or the second electronic device with power from the third battery, and a bypass circuit that directly supplies power from the third battery to the first electronic device and/or the second electronic device, wherein the first processor of the first electronic device operates on the first electronic device and/or the second electronic device. Check whether the second electronic device is installed in the charging case, and in response to confirming that it is installed, check the remaining amount of the first battery and the second battery to determine whether the first electronic device with a large amount of remaining battery power is connected to the charging case. determines to be the main electronic device, transmits a first request signal to the first external electronic device, and broadcasts the first request signal at a specified period in response to the strength of the first response signal received from the first external electronic device. Switches to a lost mode, transmits information related to the lost mode to the charging case, switches the second electronic device to a sleep mode in which it does not perform operations other than designated functions, and the charging case transmits information related to the lost mode. Based on this, the third battery and the bypass circuit can be connected, and power from the third battery can be provided to the first electronic device using the bypass circuit.

In a method of operating an electronic device system according to various embodiments disclosed in this document, the electronic device system includes a first electronic device, a second electronic device, and a charging case, and the first electronic device is the first electronic device. and an operation of checking whether the second electronic device is mounted on the charging case. In response to confirming that the second electronic device is mounted, the first electronic device is connected to the first battery of the first electronic device and the second electronic device. An operation of determining the first electronic device with a large remaining battery as the main electronic device by checking the second battery, an operation of the first electronic device transmitting a first request signal to a first external electronic device, the first external electronic device In response to the first response signal received from the electronic device being less than or equal to a specified value, switching the first electronic device to a lost mode in which the first electronic device broadcasts a first request signal at a specified period, wherein the first electronic device is connected to the charging case An operation of transmitting information related to the loss mode, an operation of switching the second electronic device to a power saving mode in which the second electronic device does not perform an operation other than a designated function, and based on the information related to the loss mode, the charging case is connected to the charging case. The method may include connecting a third battery with a bypass circuit of the charging case and providing power from the third battery to the first electronic device by the charging case using the bypass circuit.

For example, electronic devices can reduce power consumption when providing a search function.

For example, electronic devices can operate at low power in lost mode to increase usage time.

For example, an electronic device can receive power efficiently by directly connecting the battery of the charging case to the electronic device through a bypass circuit.

In relation to the description of the drawings, identical or similar reference numerals may be used for identical or similar components .
1 is a block diagram of an electronic device in a network environment, according to various embodiments.
FIG. 2A is a diagram illustrating a first electronic device, a second electronic device, and a charging case according to various embodiments.
2B is a block diagram of a system according to various embodiments.
FIG. 2C is a block diagram of a first electronic device and a second electronic device according to various embodiments.
FIG. 3 is a flowchart illustrating a method of switching a first electronic device to a lost mode according to various embodiments.
4 is a flowchart illustrating how a system operates in a lost mode according to various embodiments.
FIG. 5A is a flowchart illustrating a method in which a charging case operates from a lost mode to a bypass mode according to various embodiments.
FIG. 5B is a flowchart illustrating a method in which a first electronic device and a charging case operate in a lost mode according to various embodiments.
FIG. 5C is a diagram illustrating examples of structural connection relationships and power flow of an electronic device and a charging case according to various embodiments.
FIG. 6A is a flowchart illustrating an operation method in which a first electronic device transmits a signal according to the remaining battery level in a lost mode, according to various embodiments.
FIG. 6B is a flowchart illustrating a method in which a first electronic device operates a notification according to the strength of a signal received from an external electronic device, according to various embodiments.
FIG. 6C is a flowchart illustrating how a system operates in a lost mode according to various embodiments.
FIG. 6D is a diagram illustrating an example of an electronic device operating in a lost mode according to various embodiments.
FIG. 7A is a flowchart illustrating a method in which a charging case and a first electronic device operate using a timer in a lost mode, according to various embodiments.
FIG. 7B is a diagram illustrating a current graph when a system according to various embodiments operates using a timer in a lost mode.

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 at least one of 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 calculations 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 a 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 secondary processor 123, the secondary 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 on which the artificial intelligence model 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 can 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).

The battery 189 may supply power to at least one component of the 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 technologies enable high-speed transmission of high-capacity data (enhanced mobile broadband (eMBB)), minimization of external electronic device power and connection of multiple external electronic devices (massive machine type communications (mMTC)), or high-reliability and low-latency (URLLC (ultra ultra-low latency) -reliable and low-latency communications)) can be supported. The wireless communication module 192 may support high frequency bands (eg, mmWave bands), for example, to achieve high data rates. 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 (eg, 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 at least one selected 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. 2A is a diagram illustrating a first electronic device 201, a second electronic device 202, and a charging case 300 according to various embodiments.

Figure (a) may be a diagram in which the first electronic device 201 and the second electronic device 202 are not mounted on the charging case 300.

According to various embodiments, the first electronic device 201 may be mounted at the first position 300a of the charging case.

According to various embodiments, the second electronic device 202 may be mounted at the second location 300b of the charging case.

Figure (b) may be a diagram of the first electronic device 201 and the second electronic device 202 mounted on the charging case 300.

A detailed description of the first electronic device 201, the second electronic device 202, and the charging case 300 will be described later.

2B is a block diagram of a system according to various embodiments.

Referring to FIG. 2B , the system may include a charging case 300, an electronic device 200, or an external electronic device 400.

The charging case 300 according to various embodiments includes a battery 390, a bypass circuit 310, a boost circuit 320, a low dropout (LDO) 330, a timer 340, and/or a PLC. (power line communication) circuit 350 may be included. The components included in FIG. 2B are some of the components included in the electronic device 200, and the electronic device 200 may also include various other components as shown in FIG. 1.

The battery 390 of the charging case according to one embodiment may supply power to at least one component and/or electronic device of the charging case 300. For example, the charging case 300 may include a non-rechargeable primary battery, a rechargeable secondary battery, or a fuel cell.

The battery 390 of the charging case according to one embodiment is connected to the bypass circuit 310 to directly supply power to the processor 210 of the electronic device 200, and/or connected to the boost circuit 320. The battery 290 of the electronic device 200 can be charged through the charging IC 220 of the electronic device 200.

The bypass circuit 310 according to one embodiment may be connected to the battery 390 of the charging case and/or the bypass circuit 250 of the electronic device 200. The bypass circuit 310 may be a circuit that directly supplies power from the battery 390 of the charging case to a component (eg, processor) of the electronic device 200. For example, the bypass circuit 310 is connected to the battery 390 of the charging case when the switch 315 between the battery 390 of the charging case and the bypass circuit 310 is activated (bypass switch on). , power from the battery 390 of the charging case can be supplied to the electronic device 200.

The boost circuit 320 according to one embodiment may be connected to the battery 390 and/or the LDO 330 of the charging case. The boost circuit 320 may be a circuit that provides power to the electronic device 200 using the power of the battery 390 of the charging case. For example, the boost circuit 320 is electrically connected to the battery 390 of the charging case when the switch 325 between the battery 390 of the charging case and the boost circuit 320 is activated (boost switch on). Power from the battery 390 of the charging case may be transmitted to the LDO (330).

The LDO 330 (low dropout) according to one embodiment is a voltage regulator and can provide power supplied from the battery 390 of the charging case to the charging IC 220 of the electronic device 200.

The timer 340 according to one embodiment may be activated at a designated period. For example, the timer 340 may be activated at a designated period to cause the PLC to transmit a wake-up signal to the electronic device 200.

The power line communication (PLC) circuit 350 according to one embodiment may perform power line communication (PLC) communication between the charging case 300 and the electronic device 200. For example, the PLC circuit 350 may transmit and/or receive information between the charging case 300 and the electronic device 200 via a power supply line.

The electronic device 200 according to various embodiments may include a battery 290, a processor 210, a charging IC 220, and/or a PLC circuit 230 of the electronic device 200. You can. The components included in FIG. 2B are some of the components included in the electronic device 200, and the electronic device 200 may also include various other components as shown in FIG. 1.

The first electronic device 201 and the second electronic device 202 indicated in the present invention may have substantially the same configuration as the electronic device 200.

The battery 290 of the electronic device 200 according to one embodiment may supply power to at least one component of the electronic device 200. For example, the battery 290 of the electronic device 200 may include a non-rechargeable primary battery, a rechargeable secondary battery, or a fuel cell.

According to one embodiment, the switch 295 connects the battery 290 and the processor 210 of the electronic device 200 and/or connects the bypass circuit 310 and the processor 210 of the charging case 300. You can connect. For example, the switch 295 is a single pole, double throw (SPDT) switch and is a bypass circuit for the battery 290 of the processor 210 and the electronic device 200 or the processor 210 and the charging case 300. (310) may be configured to be selectively connected. When the switch 295 connects the processor 210 and the bypass circuit 310 (bypass switch on), the processor 210 can receive power from the battery 390 of the charging case 300.

The processor 210 according to one embodiment may control components of the electronic device 200. In one embodiment, the processor 210 may include a communication module (not shown) and perform communication with an external electronic device (eg, the external electronic device 400). For example, the processor may connect to an external electronic device via a network (e.g., Bluetooth/bluetooth low energy (BLE), ultra wideband (UWB), Wi-Fi, Zigbee, Z-wave, or radio frequency identification (RFID)). Various information can be received and/or transmitted by communicating with 400.

The charging IC 220 according to an embodiment may receive power from the LDO 330 of the charging case 300 and control charging of the battery 290 of the electronic device 200 based on the supplied power. .

The PLC circuit 230 according to one embodiment may perform power line communication (PLC) communication with the charging case 300. For example, the PLC circuit 230 may transmit and/or receive information with the PLC circuit 350 of the charging case 300 via a power supply power line or terminal (e.g., a pogo pin).

The external electronic device 400 according to various embodiments may include a GPS 410 and/or a communication IC 420. The components included in FIG. 2B are some of the components included in the external electronic device 400, and the external electronic device 400 may also include various components as shown in FIG. 1.

According to various embodiments of the present invention, a first external electronic device (e.g., the first external electronic device 401 of FIG. 4) and a second external electronic device (e.g., the second external electronic device 402 of FIG. 4) may have substantially the same configuration as the external electronic device 400.

The first external electronic device 401 according to one embodiment is an electronic device that has a history of being paired with the electronic device 200, and may be a device registered with the same account as the electronic device 200 on a server, etc.

The second external electronic device 402 according to one embodiment is an electronic device that has received the first Tx signal broadcast from the electronic device 200, and may be a helper device that has agreed to provide the location of the electronic device.

The GPS 410 (global positioning system) according to one embodiment can confirm the location of the external electronic device 400.

The communication IC 420 according to an embodiment is externally connected through a network (e.g., Bluetooth/bluetooth low energy (BLE), ultra wideband (UWB), Wi-Fi, Zigbee, Z-wave, or radio frequency identification (RFID)). A variety of information may be received and/or transmitted by communicating with a device and/or server. For example, the communication IC 420 may communicate with the electronic device 200 to receive and/or transmit various information. For example, the communication IC 420 may receive and/or transmit various information by communicating with a server. FIG. 2C shows a first electronic device 201 and a second electronic device 202 according to various embodiments. This is a block diagram.

The first electronic device 201 and the second electronic device 202 indicated in the present invention may have substantially the same configuration as the electronic device 200 of FIG. 2B.

The battery 291 of the first electronic device 201 and the battery 292 of the second electronic device 202 according to various embodiments may have a configuration corresponding to the battery 290 of FIG. 2B.

The switch 296 of the first electronic device 201 and the switch 297 of the second electronic device 202 according to various embodiments may have a configuration corresponding to the switch 295 of FIG. 2B.

The processor 211 of the first electronic device 201 and the processor 212 of the second electronic device 202 according to various embodiments may have a configuration corresponding to the processor 210 of FIG. 2B.

The charging IC 221 of the first electronic device 201 and the charging IC 222 of the second electronic device 202 according to various embodiments may have a configuration corresponding to the charging IC 220 of FIG. 2B.

The PLC circuit 231 of the first electronic device 201 and the PLC circuit 232 of the second electronic device 202 according to various embodiments may have a configuration corresponding to the PLC circuit 230 of FIG. 2B.

FIG. 3 illustrates a first electronic device 201 (e.g., the first electronic device 201 of FIG. 2C) and/or a second electronic device 202 (e.g., the second electronic device 202 of FIG. 2C) according to various embodiments. )) is a flowchart showing how to switch to lost mode.

The first electronic device 201 according to various embodiments may check whether the first electronic device 201 is mounted in a charging case (e.g., the charging case 300 in FIG. 2B) in operation 3100. The second electronic device 202 can check whether the second electronic device 2012 is mounted on the charging case 300.

According to one embodiment, the first electronic device 201 and/or the second electronic device 202 may apply a current of a specified size to the charging case 300, and the charging case 300 may apply the applied current. Based on this, it can be confirmed whether the first electronic device 201 and/or the second electronic device 202 is mounted on the charging case 300. The charging case 300 provides information related to being mounted on the charging case 300 to the first electronic device 201 and/or the second electronic device 202 through the PLC circuit 350. /Or it can be transmitted to the second electronic device 202. In operation 3200, the first electronic device 201 and/or the second electronic device 202 according to various embodiments may use a battery of the first electronic device (e.g., a battery of the first electronic device 201 of FIG. 2C). The main electronic device may be determined based on 291)) information and/or battery information of the second electronic device (e.g., battery 292 of the second electronic device 202 in FIG. 2C).

According to one embodiment, in lost mode, one of the first electronic device 201 and/or the second electronic device 202 may operate as the main electronic device, and the main electronic device may operate in an external electronic device communication mode and/or Alternatively, it may be a device operating in lost mode.

According to one embodiment, the first electronic device 201 may transmit information about the first electronic device battery 291 to the second electronic device 202 through the PLC circuit 231 of the first electronic device 201. . For example, the first electronic device 201 transmits information about the battery 291 of the first electronic device to the charging case 300 using PLC (power line communication) communication, and the charging case 300 uses PLC communication. Information on the battery 291 of the first electronic device 201 can be transmitted to the second electronic device 202 using .

According to one embodiment, the second electronic device 202 transmits the battery 292 information of the second electronic device 202 to the first electronic device 201 through the PLC circuit 232 of the second electronic device 202. It can be delivered to . For example, the second electronic device 202 transmits the battery 292 information of the second electronic device 202 to the charging case 300 using PLC communication, and the charging case 300 uses PLC communication. In this way, information about the battery 292 of the second electronic device 202 can be transmitted to the first electronic device 201.

According to one embodiment, the first electronic device 201 and/or the second electronic device 202 may receive battery 291 information of the first electronic device 201 and battery 292 of the second electronic device 202. By comparing the information, the first electronic device 201 with a large remaining battery capacity may be determined as the main electronic device.

According to one embodiment, the first electronic device 201 determined as the main electronic device may activate an external electronic device communication mode for transmitting and receiving signals with the external electronic device 400. The second electronic device 202, which is not determined as the main electronic device, may enter a low-power mode to save power by disabling operations other than the designated function.

The first electronic device 201 according to various embodiments may transmit a signal to the external electronic device 400 through a communication module in operation 3300.

According to one embodiment, the first electronic device 201 may transmit and/or receive a signal with the external electronic device 400 by activating the external electronic device communication mode.

For example, the first electronic device 201 sends a first Tx signal (e.g., Bluetooth/BLE (bluetooth low energy), UWB (ultra wideband), Wi-Fi, to the external electronic device 400 through a communication module. It can transmit Zigbee, Z-wave, or RFID (radio frequency identification).

For example, the first electronic device 201 receives a first Ack signal (e.g., Bluetooth/BLE (bluetooth low energy), UWB (ultra wideband), Wi-Fi, It can receive Zigbee, Z-wave, or RFID (radio frequency identification).

In operation 3400, the first electronic device 201 according to various embodiments may switch to a lost mode in response to the strength of a signal received from the external electronic device 400 being less than a specified value.

According to one embodiment, the first electronic device 201 may check the strength (e.g., received signal strength indicator (RSSI)) of the first Ack signal received from the external electronic device 400 through the communication module. Example For example, the first electronic device 201 may activate the lost mode in response to the strength of the first Ack signal being less than a specified value.

Specific operations related to the lost mode will be described later.

In operation 3500, the first electronic device 201 according to various embodiments may notify the charging case 300 that it has switched to the lost mode.

According to one embodiment, the first electronic device 201 may transmit information related to the loss mode to the charging case 300 through a PLC circuit (e.g., the PLC circuit 231 in FIG. 2C). For example, information related to lost mode may include a command (eg, cmd) requesting that the charging case 300 switch to bypass mode. For example, information related to lost mode may include information related to the main electronic device.

4 is a flowchart illustrating how a system operates in a lost mode according to various embodiments.

According to various embodiments, in operation 4110, the first electronic device 201 provides information about the battery of the first electronic device 201 (e.g., the battery 291 of the first electronic device 201 in FIG. 2C). It can be transmitted to the second electronic device 202 through the PLC circuit of the first electronic device 201 (e.g., the PLC circuit 231 of the first electronic device 201 in FIG. 2C). For example, the first electronic device 201 transmits information about the battery 291 of the first electronic device 201 to the charging case 300 using power line communication (PLC) communication, and the charging case 300 Can transmit battery 291 information of the first electronic device 201 to the second electronic device 202 using PLC communication.

According to various embodiments, in operation 4120, the second electronic device 202 transmits the battery 292 information of the second electronic device 202 to the PLC circuit of the second electronic device 202 (e.g., the second electronic device 202 in FIG. 2C). It can be transmitted to the first electronic device 201 through the PLC circuit 232 of the second electronic device 202. For example, the second electronic device 202 transmits the battery 292 information of the second electronic device 202 to the charging case 300 using PLC communication, and the charging case 300 uses PLC communication. In this way, information about the battery 292 of the second electronic device 202 can be transmitted to the first electronic device 201.

According to various embodiments, the first electronic device 201 and/or the second electronic device 202 may receive information about the battery 291 of the first electronic device 201 and the battery 292 of the second electronic device 202. By comparing the information, the electronic device with a large remaining battery capacity can be determined as the main electronic device. For example, when the battery 291 of the first electronic device 201 has a large remaining charge, the first electronic device 201 may be determined as the main electronic device.

According to various embodiments, the first electronic device 201 determined as the main electronic device may activate an external electronic device communication mode for transmitting and receiving signals with the external electronic device 400 in operation 4200. The second electronic device 202, which is not determined as the main electronic device, may enter a low-power mode to save power by disabling operations other than the designated function.

In operation 4210, the first electronic device 201 according to various embodiments connects the first external electronic device 401 through a communication module (e.g., a communication module included in the processor 201 of the first electronic device in FIG. 2C). ) can transmit a first Tx signal (e.g., Bluetooth/BLE (bluetooth low energy), UWB (ultra wideband), Wi-Fi, Zigbee, Z-wave, or RFID (radio frequency identification)).

When receiving the first Tx signal, the first external electronic device 401 according to various embodiments sends a first Ack signal (e.g., Bluetooth/BLE (bluetooth low energy) to the first electronic device 201 in operation 4220. ), UWB (ultra wideband), Wi-Fi, Zigbee, Z-wave or RFID (radio frequency identification)), Bluetooth, UWB (Ultra WideBand), Wi-Fi, RFID (radio frequency identification)) can be transmitted. .

The first electronic device 201 according to various embodiments may check the strength of a signal received from the first external electronic device 401 in operation 4230. For example, in operation 4230, the first electronic device 201 may check whether the strength of the signal received from the first external electronic device 401 is less than or equal to a specified value. According to one embodiment, the first The electronic device 201 may check the strength (e.g., RSSI (Received Signal Strength Indicator)) of the first Ack signal received from the first external electronic device 401 through the communication module. For example, the first electronic device 201 The device 201 may repeatedly perform operations 4210 to 4230 when the strength of the first Ack signal is greater than the specified value.

The first electronic device 201 according to various embodiments may activate the lost mode in response to the strength of the first Ack signal being less than or equal to a specified value in operation 4300.

According to one embodiment, the first electronic device 201 sends a first Tx signal as the first external electronic device 401 and the first electronic device 201 are located at a specified distance or more. In response to failure to transmit the first Ack signal to the first external electronic device 401 and/or receive the first Ack signal from the first electronic device 201, the lost mode may be activated.

The first electronic device 201 according to various embodiments may transmit information related to the lost mode to the charging case 300 in operation 4410.

For example, information related to lost mode may include a command (eg, cmd) requesting that the charging case 300 switch to bypass mode. For example, information related to lost mode may include information related to the main electronic device.

The charging case 300 according to various embodiments connects the battery 390 of the charging case to a bypass circuit (e.g., the bypass circuit 310 of FIG. 2B) in operation 4420, and connects the first electronic device 201 to the bypass circuit 310 of FIG. 2B. ) may be requested to activate the bypass circuit 310 connection.

According to one embodiment, the charging case 300 activates (bypass switch on) a switch (e.g., switch 315 in FIG. 2B) between the battery 390 of the charging case and the bypass circuit 310, and charges. Switch between the battery 390 of the case and the boost circuit 320 (e.g., disable the switch 325 in FIG. 2B (boost switch off)) so that the battery 390 of the charging case is connected to the bypass circuit 310. can do.

According to one embodiment, the charging case 300 may transmit a request to activate the connection to the bypass circuit 310 to the first electronic device 201 through the PLC circuit 350 of the charging case.

The first electronic device 201 according to an embodiment may, in response to a request to activate the bypass circuit 310, activate a switch (e.g., the switch 296 in FIG. 2C) between the bypass circuit 310 and the processor 211. can be connected.

The charging case 300 according to various embodiments may supply power to the first electronic device 201 in bypass mode.

According to one embodiment, the charging case 300 may be connected to the first electronic device 201 through the bypass circuit 310. The charging case 300 may directly supply power from the battery 390 of the charging case 300 to the processor 210 of the first electronic device 201 through the bypass circuit 310.

The first electronic device 201 according to various embodiments may transmit the first Tx signal using power supplied through the bypass circuit 310 in operation 4500. For example, the first electronic device 201 transmits a first Tx signal to the first external electronic device 401 and/or the second external electronic device 402 using power supplied through the bypass circuit 310. A signal can be transmitted. For example, the first electronic device 201 may broadcast the first Tx signal using power supplied through the bypass circuit 310.

The first electronic device 201 according to an embodiment transmits the first Tx signal in the first signal transmission mode in response to the fact that the battery 290 of the first electronic device 201 is greater than or equal to a specified value, and transmits the first Tx signal in the first signal transmission mode. In response to the fact that the battery 291 of the electronic device 201 is below a specified value, the first Tx signal may be transmitted in the second signal transmission mode. For example, the first transmission mode may be a mode in which the first Tx signal is transmitted in a first cycle, and the second transmission mode may be a mode in which the first Tx signal is transmitted in a second cycle. For example, the second period may be longer than the first period.

The first electronic device 201 according to various embodiments may repeatedly perform operation 4500.

According to various embodiments, the second external electronic device 402 sends the second external electronic device 402 to the server 1000 in response to receiving the first Tx from the first electronic device 201 in operation 4600. It can provide information related to the location of. The charging case 300 according to various embodiments may detect that the charging case 300 is opened in operation 4700 and provide related information to the first electronic device 201. For example, when a user finds the lost charging case 300 and opens the charging case 300, the charging case 300 may detect the opening.

In operation 4810, the first electronic device 201 according to various embodiments sends a second Tx signal (e.g., Bluetooth) to the first external electronic device 401 through a communication module in response to the opening of the charging case 300. ) can be transmitted.

The first external electronic device 401 according to various embodiments may transmit a second Ack signal (eg, Bluetooth) to the first electronic device 201 in operation 4820.

In operation 4900, the first electronic device 201 according to various embodiments may deactivate the lost mode in response to receiving the second Ack signal from the first external electronic device 401 through the communication module.

FIG. 5A is a flowchart illustrating how a charging case (e.g., charging case 300 of FIG. 2B) operates from a lost mode to a bypass mode according to various embodiments.

According to one embodiment, the bypass mode is a bypass mode in which the charging case 300 transfers power from the battery (e.g., the battery 390 of the charging case in FIG. 2B) to a bypass circuit (e.g., the bypass circuit 310 in FIG. 2B). This may be a mode in which the power is directly supplied to the first electronic device (e.g., the first electronic device 201 in FIG. 2C).

The operation method according to various embodiments may be an operation after operation 3500.

The charging case 300 according to various embodiments may receive information related to the lost mode from the first electronic device 201 in operation 5010.

According to one embodiment, the charging case 300 may receive information related to the lost mode from the first electronic device 201 through a PLC circuit (e.g., the PLC circuit 350 of the charging case 300 in FIG. 2B). You can. For example, information related to lost mode may include a command (eg, cmd) requesting that the charging case 300 switch to bypass mode. For example, information related to lost mode may include information related to the main electronic device.

The charging case 300 according to various embodiments may check whether the charging case 300 is in a closed state in operation 5020.

According to one embodiment, the charging case 300 may check whether the charging case 300 is closed using a sensor module (not shown). For example, the sensor module may include at least one of a magnet, a hall sensor, a proximity sensor, and an electrostatic sensor, and may recognize opening and closing of the charging case 300.

The charging case 300 according to various embodiments may electrically connect the battery 390 of the charging case 300 to the bypass circuit 310 in operation 5030.

According to one embodiment, the charging case 300 activates the switch 315 between the battery 390 of the charging case 300 and the bypass circuit 310 (bypass switch on), and the charging case 300 By disabling the switch 325 between the battery 390 and the boost circuit (e.g., the boost circuit 320 in FIG. 2B) (boost switch off), the battery 390 in the charging case is electrically connected to the bypass circuit 310. You can make it connected.

The charging case 300 according to various embodiments may request the first electronic device 201 to activate the connection to the bypass circuit 310 in operation 5040.

According to one embodiment, the charging case 300 may transmit a request to activate the connection to the bypass circuit 310 to the first electronic device 201 through the PLC circuit 350 of the charging case 300.

In the first electronic device 201 according to an embodiment, a switch (e.g., switch 296 in FIG. 2C) connects the bypass circuit 310 and the processor 210 in response to a request to activate the bypass circuit 310. You can do this.

The charging case 300 according to various embodiments may supply power to the first electronic device 201 in bypass mode in operation 5050.

According to one embodiment, the charging case 300 may be connected to the first electronic device 201 through the bypass circuit 310. The charging case 300 may directly supply power from the battery 390 of the charging case 300 to the processor 210 of the first electronic device 201 through the bypass circuit 310.

According to one embodiment, the processor 210 of the first electronic device 201 may transmit the first Tx signal using power supplied through the bypass circuit 310.

FIG. 5B is a flowchart illustrating how the first electronic device 201 and the charging case 300 operate in a lost mode according to various embodiments. According to one embodiment, FIG. 5B is a flowchart prepared assuming that the first electronic device 201 among the first electronic device 201 and the second electronic device 202 is determined as the main electronic device.

The first electronic device 201 according to various embodiments may activate a lost mode.

The first electronic device 201 according to various embodiments may transmit information related to the lost mode to the charging case 300 in operation 5110.

According to one embodiment, the first electronic device 201 may transmit information related to the lost mode to the charging case 300 through the PLC circuit 231 of the first electronic device 201. For example, information related to lost mode may include a command (eg, cmd) requesting that the charging case 300 switch to bypass mode. For example, information related to lost mode may include information related to the main electronic device.

The charging case 300 according to various embodiments may connect the battery 390 of the charging case 300 to the bypass circuit 310 in operation 5120.

According to one embodiment, the charging case 300 activates the switch 315 between the battery 390 of the charging case 300 and the bypass circuit 310 (bypass switch on), and the charging case 300 The switch 325 between the battery 390 and the boost circuit 320 can be deactivated (boost switch off) so that the battery 390 of the charging case 300 is electrically connected to the bypass circuit 310.

The charging case 300 according to various embodiments may request the first electronic device 201 to activate the connection to the bypass circuit 310 in operation 5130.

According to one embodiment, the charging case 300 may transmit a request to activate the connection to the bypass circuit 310 to the first electronic device 201 through the PLC circuit 350 of the charging case 300.

The first electronic device 201 according to various embodiments may activate connection to the bypass circuit 310 in operation 5140.

According to one embodiment, the first electronic device 201 may allow the switch 296 to electrically connect the processor 210 and the bypass circuit 310.

The first electronic device 201 and the charging case 300 according to various embodiments may be connected in bypass mode in operation 5150.

For example, in the bypass mode, the battery 390 of the charging case 300 and the first electronic device 201 are connected to the bypass circuit 310, so that the power of the battery 390 of the charging case 300 is reduced. This may be a mode in which the signal can be supplied directly to the first electronic device 201.

The charging case 300 according to various embodiments may supply power to the first electronic device 201 in bypass mode in operation 5160.

According to one embodiment, the charging case 300 may directly supply power from the battery 390 of the charging case 300 to the processor 210 of the first electronic device 201 through the bypass circuit 310. there is.

The first electronic device 201 according to various embodiments may transmit the first Tx signal using power supplied through the bypass circuit 310 in operation 5170. For example, the first electronic device 201 transmits a first Tx signal to the first external electronic device 401 and/or the second external electronic device 402 using power supplied through the bypass circuit 310. A signal can be transmitted. For example, the first electronic device 201 may broadcast the first Tx signal using power supplied through the bypass circuit 310.

According to various embodiments, the first electronic device 201 and the charging case 300 may repeatedly perform operations 5160 and 5170.

FIG. 5C is a diagram illustrating examples of the structural connection relationship and power flow of the electronic device 200 and the charging case 300 according to various embodiments.

Figure (a) is a diagram showing the connection relationship between components and the flow of power when the charging case 300 charges the electronic device 200 using the boost circuit 320.

Referring to Figure (a), the switch 325 between the battery 390 of the charging case 300 and the boost circuit 320 is activated so that the battery 390 of the charging case 300 is connected to the boost circuit 320. They may be electrically connected, and the switch 295 of the electronic device 200 may be electrically connected to the battery 290 and the processor 210 of the electronic device 200.

According to one embodiment, the battery 390 of the charging case 300 may supply power to the boost circuit 320, and the boost circuit 320 may supply power to the LDO (330).

According to one embodiment, the LDO 330 of the charging case 300 may supply power to the charging IC of the electronic device 200 to charge the battery 290 of the electronic device 200.

According to one embodiment, the charged battery 290 of the electronic device 200 may supply power to the processor 210.

According to one embodiment, the processor 210 of the electronic device 200 may transmit the first Tx signal using power supplied from the battery 290 of the electronic device 200.

Figure (b) is a diagram showing the connection relationship between components and the flow of power in a loss mode in which the charging case 300 supplies power to the electronic device 200 using the bypass circuit 310.

Referring to Figure (b), the switch 315 between the battery 390 of the charging case 300 and the bypass circuit 310 is activated so that the battery 390 of the charging case 300 is connected to the bypass circuit 310. ), and the switch 295 of the electronic device 200 may be electrically connected to the bypass circuit 310 and the processor 210.

The charging case 300 and the electronic device 200 are connected in bypass mode, and the battery 390 of the charging case 300 is directly connected to the processor 210 of the electronic device 200 through the bypass circuit 310. Power can be supplied by .

The processor 210 of the electronic device 200 may transmit the first Tx signal using power supplied from the battery 390 of the charging case 300 through the bypass circuit 310.

FIG. 6A illustrates a case in which a first electronic device (e.g., the first electronic device 201 of FIG. 2c) according to various embodiments is in a loss mode and the battery (e.g., the battery 291 of the first electronic device 201 of FIG. 2c) is in a lost mode. ) This is a flowchart showing the operation method of transmitting a signal according to the remaining amount. For example, this is a flowchart prepared assuming that among the first electronic device 201 and the second electronic device 202, the first electronic device 201 is determined as the main electronic device.

An operation method according to various embodiments may be an operation after operation 3400 in which the first electronic device 201 operates in a lost mode.

For example, the main electronic device may be the first electronic device 201.

The first electronic device 201 according to various embodiments may check whether the remaining battery capacity of the battery 291 of the first electronic device 201 is greater than or equal to a specified value in operation 6010.

In operation 6021, the first electronic device 201 according to various embodiments, in response to the fact that the remaining battery capacity of the battery 291 of the first electronic device 201 is greater than or equal to a specified value (operation 6010 - Yes), enters the first signal transmission mode. It can operate as .

For example, the first transmission mode may be a mode that transmits the first Tx signal in the first cycle. For example, the first electronic device 201 sends a first Tx signal (e.g., Bluetooth/ It can transmit BLE (bluetooth low energy), UWB (ultra wideband), Wi-Fi, Zigbee, Z-wave, or RFID (radio frequency identification). For example, the first electronic device 201 may broadcast the first Tx signal in the first period through the communication module.

In operation 6022, the first electronic device 201 according to various embodiments transmits a second signal in response to the remaining amount of the battery 290 of the first electronic device 201 being less than a specified value (operation 6010 - No). It can operate in mode.

For example, the second transmission mode may be a mode in which the first Tx signal is transmitted in the second cycle. For example, the second period may be longer than the first period. For example, the first electronic device 201 sends a first Tx signal (e.g., Bluetooth/ It can transmit BLE (bluetooth low energy), UWB (ultra wideband), Wi-Fi, Zigbee, Z-wave, or RFID (radio frequency identification). For example, the first electronic device 201 may broadcast the first Tx signal in the second period through the communication module.

According to various embodiments, the first electronic device 201 determines whether the remaining amount of the battery 291 of the first electronic device 201 is greater than or equal to the remaining amount of the battery 292 of the second electronic device 202 in operation 6030. You can.

According to one embodiment, the first electronic device 201 transmits the battery 291 information of the first electronic device 201 to the second electronic device 202 through the PLC circuit 231 of the first electronic device 201. It can be delivered to . For example, the first electronic device 201 transmits information about the battery 291 of the first electronic device 201 to the charging case 300 using PLC communication, and the charging case 300 uses PLC communication. In this way, information about the battery 291 of the first electronic device 201 can be transmitted to the second electronic device 202.

According to one embodiment, the second electronic device 202 transmits the battery 292 information of the second electronic device 202 to the first electronic device 201 through the PLC circuit 232 of the second electronic device 202. It can be delivered to . For example, the second electronic device 202 transmits the battery 292 information of the second electronic device to the charging case 300 using PLC communication, and the charging case 300 transmits the second electronic device 292 information to the charging case 300 using PLC communication. Information about the battery 292 of the electronic device 202 may be transmitted to the first electronic device 201.

According to various embodiments, in response to the remaining amount of the battery 291 of the first electronic device 201 being greater than or equal to the remaining amount of the battery 292 of the second electronic device 202, the first electronic device 201 restarts from operation 6010. It can be done.

According to one embodiment, the first electronic device 201 restarts from operation 6010 in response to the remaining amount of the battery 291 of the first electronic device 201 being the same as the remaining amount of the battery 292 of the second electronic device 202. It can be done.

According to one embodiment, the first electronic device 201 uses a designated method in response to the remaining amount of the battery 291 of the first electronic device 201 being the same as the remaining amount of the battery 292 of the second electronic device 202. The main electronic device can be determined. For example, the designated method may include setting a priority among the first electronic device 201 or the second electronic device 202.

The first electronic device 201 according to various embodiments, in operation 6040, responds to the fact that the remaining amount of the battery 291 of the first electronic device is less than the remaining amount of the battery 292 of the second electronic device (operation 6030 - No). , the main electronic device may be determined to be the second electronic device 202 and enter a low power mode. According to one embodiment, the second electronic device 202 determined to be the main electronic device switches to the lost mode and starts from operation 6010. It can be done.

FIG. 6B is a flowchart illustrating a method of operating a notification according to the strength of a signal received by the first electronic device 201 from the first external electronic device 401 according to various embodiments.

An operation method according to various embodiments may be an operation after operation 3400 in which the first electronic device 201 operates in a lost mode.

For example, the main electronic device may be the first electronic device 201.

The first electronic device 201 according to various embodiments may receive a first Ack signal from the first external electronic device 401 through a communication module.

The first electronic device 201 according to various embodiments may check whether the strength of the first Ack signal received from the first external electronic device 401 is greater than or equal to a specified value in operation 6050.

According to one embodiment, the first electronic device 201 may check the strength (e.g., RSSI (Received Signal Strength Indicator)) of the first Ack signal received from the first external electronic device 401 through a communication module. .

In operation 6061, the first electronic device 201 according to various embodiments may operate in the first notification mode in response to the signal strength being greater than or equal to a specified value (operation 6050 - Yes).

For example, the first notification mode may be a mode that outputs an alarm with a sound of 1 decibel.

For example, the first electronic device 201 determines the distance between the first electronic device 201 and the first external electronic device 401 because the strength of the signal received from the first external electronic device 401 is greater than a specified value. In response to being less than the specified distance, an alarm may be output with a sound of the first decibel.

In operation 6062, the first electronic device 201 according to various embodiments may operate in a second notification mode in response to the signal strength being less than a specified value (operation 6050 - No).

For example, the second notification mode may be a mode that outputs an alarm with a sound of a second decibel. For example, the second decibel may be a value greater than the first decibel.

For example, the first electronic device 201 may determine the distance between the first electronic device 201 and the first external electronic device 401 because the strength of the signal received from the first external electronic device 401 is less than a specified value. In response to the fact that is greater than the specified distance, an alarm may be output with a second decibel sound that is louder than the first decibel.

The first electronic device 201 according to various embodiments may detect that the charging case 300 is opened in operation 6070.

According to one embodiment, the first electronic device 201 may receive information related to opening the charging case 300 from the charging case 300 through the PLC circuit 231 of the first electronic device 201.

The first electronic device 201 according to various embodiments may transmit a second Tx signal and receive a second Ack signal in operation 6080.

For example, the first electronic device 201 may transmit a second Tx signal (eg, Bluetooth) to the first external electronic device 401 through a communication module.

For example, the first electronic device 201 may receive a second Ack signal (eg, Bluetooth) from the first external electronic device 401 through a communication module.

The first electronic device 201 according to various embodiments may deactivate the lost mode in operation 6090.

The first electronic device 201 according to one embodiment may deactivate the lost mode in response to receiving the second Ack signal from the first external electronic device 401 through the communication module.

FIG. 6C is a flowchart illustrating how a system operates in a lost mode according to various embodiments.

The first electronic device 201 according to various embodiments may activate a lost mode.

The first electronic device 201 may be in a first battery state, and the first battery state may be a state in which the remaining battery capacity is greater than or equal to a specified value (e.g., operation 6010).

The first electronic device 201 according to various embodiments may operate in the first signal transmission mode in operation 6110.

For example, the first transmission mode may be a mode that transmits the first Tx signal in the first cycle. For example, the first electronic device 201 sends a first Tx signal (e.g., Bluetooth/ It can transmit BLE (bluetooth low energy), UWB (ultra wideband), Wi-Fi, Zigbee, Z-wave, or RFID (radio frequency identification). For example, the first electronic device 201 may broadcast the first Tx signal in the first period through the communication module.

The first electronic device 201 according to one embodiment may repeatedly perform operation 6110.

In the first electronic device 201 according to various embodiments, the remaining battery capacity may be in the second battery state according to operation 6110.

According to various embodiments, the first electronic device 201 may check whether the difference between the remaining amount of the battery 291 of the first electronic device and the remaining amount of the battery 292 of the second electronic device is greater than or equal to a specified range.

The first electronic device 201 according to an embodiment may compare battery 291 information of the first electronic device 201 with battery 292 information of the second electronic device 202. For example, the first electronic device 201 may compare the battery 291 information of the first electronic device 201 with the battery 292 information of the second electronic device 202 at specified intervals. For example, when the remaining power of the battery 291 of the first electronic device 201 is less than a specified value, the first electronic device 201 sends information about the battery 291 of the first electronic device 201 and the second electronic device. The battery 292 information of 202 can be compared.

According to one embodiment, in operation 6121, the first electronic device 201 transmits information about the battery 291 of the first electronic device 201 to the second electronic device 201 through the PLC circuit 231 of the first electronic device 201. It can be transmitted to the electronic device 202. For example, the first electronic device 201 transmits information about the battery 291 of the first electronic device 201 to the charging case 300 using PLC communication, and the charging case 300 uses PLC communication. In this way, information about the battery 291 of the first electronic device 201 can be transmitted to the second electronic device 202.

According to one embodiment, in operation 6122, the second electronic device 202 transmits information about the battery 292 of the second electronic device 202 to the first electronic device 202 through the PLC circuit 232 of the second electronic device 202. It can be transmitted to the electronic device 201. For example, the second electronic device 202 transmits the battery 292 information of the second electronic device 202 to the charging case 300 using PLC communication, and the charging case 300 uses PLC communication. Thus, information about the battery 292 of the second electronic device 202 can be transmitted to the first electronic device 201.

In operation 6130, the first electronic device 201 according to various embodiments determines that the remaining amount (second battery state) of the battery 291 of the first electronic device 201 is equal to that of the battery 292 of the second electronic device 202. In response to the fact that the remaining battery power (third battery state) is less than that, the main electronic device may be determined to be the second electronic device 202 and enter the low power mode.

According to various embodiments, the second electronic device 202, which is determined to be the main electronic device, may switch to a lost mode.

For example, the second electronic device 202 may be in a third battery state. For example, the third battery state may be a state in which the remaining battery capacity is greater than or equal to a specified value.

According to various embodiments, the second electronic device 202 may operate in the first signal transmission mode in operation 6140.

The first electronic device 201 according to one embodiment may repeatedly perform operation 6140.

In the second electronic device 202 according to various embodiments, the remaining battery power of the battery 292 of the second electronic device 202 may be in the fourth battery state according to operation 6140.

For example, the fourth battery state may be a state in which the remaining battery capacity is less than a specified value.

In operation 6150, the second electronic device 202 according to various embodiments performs a second signal transmission mode in response to the fact that the battery 292 of the second electronic device 202 is below a specified value (fourth battery state). It can operate as .

For example, the second transmission mode may be a mode in which the first Tx signal is transmitted in the second cycle. For example, the second period may be longer than the first period. For example, the second electronic device 202 transmits a first Tx signal (e.g., Bluetooth/ It can transmit BLE (bluetooth low energy), UWB (ultra wideband), Wi-Fi, Zigbee, Z-wave, or RFID (radio frequency identification). For example, the second electronic device 202 may broadcast the first Tx signal through a communication module.

The second electronic device 202 according to one embodiment may repeatedly perform operation 6150.

The charging case 300 according to various embodiments detects the opening of the charging case 300 in operation 6160 and sends information related to the opening of the charging case 300 to a second device through the PLC circuit 350 of the charging case 300. It can be transmitted to the electronic device 202.

The second electronic device 202 according to various embodiments may transmit a second Tx signal (eg, Bluetooth) to the first external electronic device 401 through a communication module in operation 6171.

The first external electronic device 401 according to various embodiments may transmit a second Ack signal (eg, Bluetooth) to the second electronic device 202 through a communication module in operation 6172.

The second electronic device 202 according to various embodiments may deactivate the lost mode in response to receiving the second Ack signal from the first external electronic device 401 through the communication module.

FIG. 6D is a diagram illustrating an example of the electronic device 200 operating in a lost mode according to various embodiments.

Figures (a) and (b) are diagrams illustrating an example in which the electronic device 200 transmits a signal according to the remaining amount of the battery 290 of the electronic device 200 in a lost mode.

Referring to Figure (a), the electronic device 200 may operate in the first transmission mode in response to the battery 290 of the electronic device 200 being above a specified value.

In one embodiment, the first transmission mode may be a mode that transmits the first Tx signal in the first period. For example, the electronic device 200 sends a first Tx signal (e.g., Bluetooth/BLE (e.g., Bluetooth/BLE) in a first cycle to the first external electronic device 401 and/or the second external electronic device 402 through a communication module. It can transmit bluetooth low energy (UWB), ultra wideband (UWB), Wi-Fi, Zigbee, Z-wave, or RFID (radio frequency identification). For example, the electronic device 200 may broadcast the first Tx signal in the first period through the communication module.

For example, the first transmission mode is a mode in which a signal is transmitted at a period of 1 hour, and may be a mode that repeats transmitting the signal for 3 seconds, waiting for 59 minutes and 57 seconds, and then transmitting the signal again for 3 seconds. .

Referring to Figure (b), the electronic device 200 may operate in the second signal transmission mode in response to the battery 290 of the electronic device 200 being below a specified value.

In one embodiment, the second transmission mode may be a mode in which the first Tx signal is transmitted to the first external electronic device 401 and/or the second external electronic device 402 in the second cycle. For example, the second period may be longer than the first period. For example, the electronic device 200 sends a first Tx signal (e.g., Bluetooth/BLE (e.g., Bluetooth/BLE) in a second cycle to the first external electronic device 401 and/or the second external electronic device 402 through a communication module. It can transmit bluetooth low energy (UWB), ultra wideband (UWB), Wi-Fi, Zigbee, Z-wave, or RFID (radio frequency identification). For example, the electronic device 200 may broadcast the first Tx signal in the second period through the communication module.

For example, the second transmission mode is a mode in which signals are transmitted in a 3-hour cycle, transmitting signals for 3 seconds, waiting for 2 hours, 59 minutes, and 57 seconds, and then transmitting signals again for 3 seconds. You can.

Figures (c) and (d) show an example in which the electronic device 200 operates a notification according to the strength of the first Ack signal received from the first external electronic device 401.

Referring to Figure (c), the electronic device 200 may operate in the first notification mode in response to the strength of the first Ack signal received from the first external electronic device 401 being greater than a specified value.

In one embodiment, the first notification mode may be a mode that outputs an alarm with a sound of a first decibel (eg, 50 dB).

For example, the electronic device 200 may determine that the strength of the first Ack signal received from the first external electronic device 401 is greater than or equal to a specified value, so that the distance between the electronic device 200 and the first external electronic device 401 is In response to being less than a specified distance, an alarm may be output with a sound of the first decibel.

Referring to Figure (d), the electronic device 200 may operate in the second notification mode in response to the strength of the first Ack signal received from the first external electronic device 401 being less than a specified value. .

In one embodiment, the second notification mode may be a mode that outputs an alarm with a sound of a second decibel (eg, 200 dB). For example, the second decibel may be a value greater than the first decibel.

For example, the electronic device 200 may determine that the strength of the first Ack signal received from the first external electronic device 401 is less than a specified value, so that the distance between the electronic device 200 and the first external electronic device 401 is In response to being over a specified distance, an alarm may be output with a second decibel sound that is louder than the first decibel.

FIG. 7A is a flowchart illustrating a method in which the charging case 300 and the first electronic device 201 operate in a lost mode using a timer 340 according to various embodiments.

An operation method according to various embodiments may be an operation after operation 3400 in which the first electronic device 201 operates in a lost mode.

In this embodiment, the main electronic device may be the first electronic device 201.

The charging case 300 according to various embodiments may activate a timer (eg, timer 340 in FIG. 2B) in operation 7110.

The timer 340 according to one embodiment may be activated at a designated period.

The charging case 300 according to various embodiments may transmit a wake-up signal to the first electronic device 201 in operation 7120.

The timer 340 according to one embodiment, after being activated, causes the PLC circuit of the charging case 300 (e.g., the PLC circuit 350 in FIG. 2B) to transmit a wake-up signal to the first electronic device 201. You can.

The first electronic device 201 according to various embodiments may transmit (e.g., broadcast) a first Tx signal in response to receiving a wake-up signal from the charging case 300 in operation 7130.

The first electronic device 201 according to various embodiments may switch to the power saving mode in operation 7140.

The first electronic device 201 according to an embodiment may enter a power saving mode that disables operations other than designated functions after transmitting (eg, broadcasting) the first Tx signal.

The charging case 300 according to various embodiments may perform operation 7110 after a specified time has elapsed.

The timer 340 according to one embodiment may be activated after a specified time has elapsed.

The charging case 300 and the first electronic device 201 according to various embodiments may repeatedly perform operations 7110 to 7140 until the first electronic device 201 deactivates the lost mode.

FIG. 7B is a diagram illustrating a current graph when a system according to various embodiments operates using a timer 340 in a lost mode.

Graph (a) is a diagram showing a current graph of the main electronic device (e.g., the first electronic device 201), and graph (b) is a diagram showing a current graph of the charging case 300.

Referring to Figure (b), the timer 340 of the charging case 300 may be activated at a designated cycle.

The charging case 300 according to one embodiment may transmit a wake-up signal to the electronic device 200.

Referring to Figure (b), the main electronic device may be activated in response to receiving a wake-up signal from the charging case 300. The activated main electronic device may transmit (eg, broadcast) the first Tx signal.

The electronic device 200 according to one embodiment may enter a power saving mode that disables operations other than designated functions after transmitting the first Tx signal to the second external electronic device 402.

The timer 340 according to one embodiment may be activated after a designated time has elapsed to repeat the above operation.

A system according to various embodiments includes a first electronic device, a second electronic device, and

Comprising a charging case, wherein the first electronic device includes a first battery and a first processor, and the second electronic device includes a second battery and a second processor, and the charging case includes a third a battery, a boost circuit for charging the first electronic device and/or the second electronic device with power from the third battery, and directly supplying power from the third battery to the first electronic device and/or the second electronic device. and a bypass circuit that supplies power, wherein the first processor of the first electronic device checks whether the first electronic device and/or the second electronic device are mounted in the charging case and confirms that the first electronic device is mounted. In response to this, the remaining battery capacity of the first battery and the second battery is checked, the first electronic device with a large remaining battery capacity is determined as the main electronic device, and a first request signal is transmitted to the first external electronic device,

In response to the strength of the first response signal received from the first external electronic device, the device switches to a lost mode that broadcasts a first request signal at a specified period, transmits information related to the lost mode to the charging case, and The second electronic device is

Switch to a power saving mode that does not perform operations other than the designated function, and the charging case connects the third battery and the bypass circuit based on information related to the loss mode, and uses the bypass circuit to connect the third battery to the bypass circuit. 3 Power from the battery can be provided to the first electronic device.

In a system according to various embodiments, the charging case further includes a PLC circuit, the first electronic device further includes a PLC circuit, and information is transmitted through the PLC circuit of the first electronic device and the PLC circuit of the charging case. can be sent and received.

In systems according to various embodiments, The first electronic device further includes a switch that selectively connects the processor of the first electronic device and the first battery or the processor of the first electronic device and the bypass circuit, and the charging case is configured to connect the first electronic device to the bypass circuit. Requesting a device to activate a connection between a processor of the first electronic device and the bypass circuit, and in response to the connection being activated, provide power from the third battery to the processor through the bypass circuit. You can.

In systems according to various embodiments, The first electronic device may broadcast the first request signal using the power of the third battery.

In systems according to various embodiments, The first electronic device determines whether the first battery is above a specified value, broadcasts a first request signal in a first period in response to being above the specified value, and broadcasts a first request signal in a second period in response to being below the specified value. The first request signal may be broadcast.

In systems according to various embodiments, The first electronic device rechecks the first battery and the second battery, and, in response to the remaining amount of the second battery being greater than or equal to the remaining amount of the first battery, determines the second electronic device as the main electronic device, The lost mode can be switched to a power saving mode in which no operation other than the designated function is performed, and the second electronic device can be switched to a lost mode in which the first request signal is broadcast at a designated period.

In systems according to various embodiments, The first electronic device receives a first response signal from the first external electronic device, checks whether the strength of the first response signal received from the first external electronic device is greater than a specified value, and determines whether the strength of the first response signal received from the first external electronic device is greater than a specified value. In response, an alarm is output at a first decibel, and in response to the value being less than a specified value, an alarm is output at a second decibel, and the first decibel may be smaller than the second decibel.

In systems according to various embodiments, The first electronic device receives information related to opening the charging case from the charging case, transmits a second request signal to the first external electronic device, and responds to receiving a second response signal from the first external electronic device. You can disable the lost mode by doing this.

In systems according to various embodiments, The charging case further includes a timer, and the timer is activated at designated intervals to transmit a wake-up signal to the first electronic device, and the first electronic device is activated in response to receiving the wake-up signal to detect the first electronic device. A request signal may be broadcast, and a power saving mode may be entered after broadcasting the signal.

In systems according to various embodiments, It further includes a second external electronic device, wherein the second external electronic device transmits information related to the location of the second external electronic device to the server in response to receiving the first request signal broadcast by the first electronic device. can do.

In a method of operating an electronic device system according to various embodiments, the operating method includes: the electronic device system includes a first electronic device, a second electronic device, and a charging case, and the first electronic device is the first electronic device. and an operation of checking whether the second electronic device is mounted on the charging case. In response to confirming that the second electronic device is mounted, the first electronic device is connected to the first battery of the first electronic device and the second electronic device. An operation of determining the first electronic device with a large remaining battery as the main electronic device by checking the second battery, an operation of the first electronic device transmitting a first request signal to a first external electronic device, the first external electronic device In response to the first response signal received from the electronic device being less than or equal to a specified value, switching the first electronic device to a lost mode in which the first electronic device broadcasts a first request signal at a specified period, wherein the first electronic device is connected to the charging case An operation of transmitting information related to the loss mode, an operation of switching the second electronic device to a power saving mode in which the second electronic device does not perform an operation other than a designated function, and based on the information related to the loss mode, the charging case is connected to the charging case. The method may include connecting a third battery with a bypass circuit of the charging case and providing power from the third battery to the first electronic device by the charging case using the bypass circuit.

The method according to various embodiments may further include an operation of the first electronic device transmitting and receiving information through a PLC circuit of the first electronic device and a PLC circuit of the charging case.

In a method according to various embodiments, the first electronic device further includes a switch that selectively connects the processor of the first electronic device and the first battery or the processor of the first electronic device and the bypass circuit, An operation in which the charging case requests the first electronic device to activate a connection between the processor of the first electronic device and the bypass circuit, and in response to the connection being activated, the charging case activates the third battery power. It may further include providing information to the processor through the bypass circuit.

The method according to various embodiments may further include an operation of the first electronic device broadcasting a first request signal using the third battery power.

In a method according to various embodiments, the first electronic device checks whether the first battery is greater than a specified value, and in response to the first battery being greater than the specified value, the first electronic device sends a first request signal in a first period. The broadcasting operation may further include an operation of the first electronic device broadcasting a first request signal in a second cycle in response to the value being less than a specified value.

In a method according to various embodiments, the first electronic device rechecks the first battery and the second battery, and in response to the remaining amount of the second battery being greater than or equal to the remaining amount of the first battery, the first electronic device An operation for the device to determine that the second electronic device is the main electronic device, an operation for the first electronic device to switch from a lost mode to a power saving mode in which it does not perform any operation other than a designated function, and an operation for the second electronic device to detect the first electronic device at a specified period. The operation of switching to a lost mode that broadcasts a request signal may be further included.

In a method according to various embodiments, an operation of receiving a first response signal by the first electronic device from the first external electronic device, the first response signal received by the first electronic device from the first external electronic device An operation of checking whether the intensity is above a specified value, an operation of the first electronic device outputting an alarm at a first decibel in response to the intensity being above the specified value, and an operation of the first electronic device outputting an alarm at a first decibel in response to the intensity being less than the specified value. Further comprising the operation of outputting an alarm at 2 decibels, The first decibel may be smaller than the second decibel.

In a method according to various embodiments, the first electronic device receives information related to opening the charging case from the charging case, and the first electronic device transmits a second request signal to the first external electronic device. The method may further include deactivating the lost mode in response to the first electronic device receiving a second response signal from the first external electronic device.

In a method according to various embodiments, the charging case is activated at designated intervals using a timer to transmit a wake-up signal to the first electronic device, in response to the first electronic device receiving the wake-up signal. It may further include broadcasting a first request signal, and entering a power saving mode after the first electronic device broadcasts the signal.

In a method according to various embodiments, the operation of transmitting information related to the location of the second external electronic device to a server in response to the second external electronic device receiving a first request signal broadcast by the first electronic device. It may further include. 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 above items, unless the relevant context clearly indicates otherwise. As used herein, “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 that component 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.” When 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 various embodiments of this document may include a unit implemented in hardware, software, or firmware, and is interchangeable with terms such as logic, logic block, component, or circuit, for example. It can be used as 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 the present document are one or more instructions 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 these. 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. A storage medium that can be read by a device may be provided in the form of a non-transitory storage medium. Here, 'non-transitory' only means that the storage medium is a tangible device and does not contain signals (e.g. electromagnetic waves), and this term refers to cases where data is semi-permanently stored 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 included and provided 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 through 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 smart phones) 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 (e.g., module or program) of the above-described components may include a single or plural entity, and some of the plurality of entities may be separately placed in other components. there is. 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 component of the plurality of components in the same or similar manner as 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, or omitted. Alternatively, one or more other operations may be added.

Claims (20)

In an electronic device system,
a first electronic device;
a second electronic device; and
Includes charging case,
The first electronic device includes a first battery; And a first processor;
The second electronic device includes a second battery; And a second processor;
The charging case includes a third battery;
a boost circuit that charges the first electronic device and/or the second electronic device with power from the third battery; and a bypass circuit that directly supplies power from the third battery to the first electronic device and/or the second electronic device,
The first processor of the first electronic device is
Check whether the first electronic device and/or the second electronic device is mounted in the charging case,
In response to confirming that it is installed, the remaining battery capacity of the first battery and the second battery is checked and the first electronic device with a large remaining battery capacity is determined as the main electronic device,
transmit a first request signal to a first external electronic device,
Switching to a lost mode that broadcasts a first request signal at a specified period in response to the strength of the first response signal received from the first external electronic device,
transmit information related to the lost mode to the charging case,
The second electronic device is
Switches to a sleep mode in which no operations other than designated functions are performed,
The charging case is
Based on the information related to the loss mode, connecting the third battery and the bypass circuit,
Providing power from the third battery to the first electronic device using the bypass circuit
Electronic device system.
According to claim 1,
The charging case further includes a PLC circuit,
The first electronic device further includes a PLC circuit,
Transmitting and receiving information through the PLC circuit of the first electronic device and the PLC circuit of the charging case
Electronic device system.
According to claim 1,
The first electronic device further includes a switch that selectively connects the processor of the first electronic device and the first battery or the processor of the first electronic device and the bypass circuit,
The charging case is
Requesting the first electronic device to activate the connection between the processor of the first electronic device and the bypass circuit,
In response to the connection being activated, providing power from the third battery to the processor through the bypass circuit.
Electronic device system.
According to claim 3,
The first electronic device is
Broadcasting the first request signal using the power of the third battery
Electronic device system.
According to claim 1,
The first electronic device is
Check whether the first battery is above a specified value,
In response to being greater than or equal to a specified value, broadcasting a first request signal in a first period,
In response to being less than a specified value, broadcasting a first request signal in a second period.
Electronic device system.
According to claim 1,
The first electronic device is
Recheck the first battery and the second battery,
In response to the remaining amount of the second battery being greater than or equal to the remaining amount of the first battery, determining the second electronic device as the main electronic device,
Switch from lost mode to sleep mode that does not perform any operations other than designated functions,
The second electronic device is
Switching to a lost mode that broadcasts the first request signal at a specified period
Electronic device system.
According to claim 1,
The first electronic device is
Receiving a first response signal from the first external electronic device,
Check whether the strength of the first response signal received from the first external electronic device is greater than or equal to a specified value,
Outputs an alarm at the first decibel in response to exceeding the specified value,
Outputs an alarm at a second decibel in response to being below the specified value,
The first decibel is less than the second decibel
Electronic device system.
According to claim 1,
The first electronic device is
Receive information related to charging case opening from the charging case,
Transmitting a second request signal to the first external electronic device,
Deactivating the lost mode in response to receiving a second response signal from the first external electronic device.
Electronic device system.
According to claim 1,
The charging case further includes a timer,
The timer is activated at designated intervals to transmit a wake-up signal to the first electronic device,
The first electronic device is
Activated in response to receiving the wake-up signal to broadcast the first request signal,
Entering sleep mode after broadcasting the signal
Electronic device system.
According to claim 1,
further comprising a second external electronic device,
The second external electronic device is
In response to receiving the first request signal broadcast by the first electronic device, transmitting information related to the location of the second external electronic device to the server.
Electronic device system.
In a method of operating an electronic device system,
The electronic device system includes a first electronic device; a second electronic device; and a charging case,
An operation of the first electronic device checking whether the first electronic device and the second electronic device are mounted in the charging case;
In response to confirming that it is installed, the first electronic device checks the first battery of the first electronic device and the second battery of the second electronic device and selects the first electronic device with a large remaining battery as the main electronic device. The action of deciding to;
An operation of the first electronic device transmitting a first request signal to a first external electronic device;
In response to the first response signal received from the first external electronic device being less than or equal to a specified value, switching to a lost mode in which the first electronic device broadcasts a first request signal at a specified period;
An operation of the first electronic device transmitting information related to the lost mode to the charging case;
An operation of switching the second electronic device to a power saving mode in which it does not perform operations other than designated functions;
An operation of the charging case connecting a third battery of the charging case and a bypass circuit of the charging case based on information related to the loss mode; and
Comprising an operation of the charging case providing power from the third battery to the first electronic device using the bypass circuit.
How an electronic device system operates.
According to clause 11,
Further comprising an operation of the first electronic device transmitting and receiving information through a PLC circuit of the first electronic device and a PLC circuit of the charging case.
How an electronic device system operates.
According to claim 11,
The first electronic device further includes a switch that selectively connects the processor of the first electronic device and the first battery or the processor of the first electronic device and the bypass circuit,
an operation of the charging case requesting the first electronic device to activate the connection between the processor of the first electronic device and the bypass circuit;
In response to the connection being activated, the charging case further includes providing the third battery power to the processor through the bypass circuit.
How an electronic device system operates.
According to claim 13,
Further comprising the operation of the first electronic device broadcasting a first request signal using the third battery power.
How an electronic device system operates.
According to claim 11,
An operation of the first electronic device checking whether the first battery is greater than or equal to a specified value;
In response to the value being greater than or equal to a specified value, the first electronic device broadcasting a first request signal in a first cycle;
In response to being less than a specified value, the first electronic device further includes broadcasting a first request signal in a second period.
How an electronic device system operates.
According to claim 11,
An operation of the first electronic device rechecking the first battery and the second battery;
In response to the remaining amount of the second battery being greater than or equal to the remaining amount of the first battery, the first electronic device determining the second electronic device to be the main electronic device;
An operation of switching the first electronic device from a lost mode to a power saving mode in which no operation other than a designated function is performed;
Further comprising switching to a lost mode in which the second electronic device broadcasts a first request signal at a specified period.
How an electronic device system operates.
According to claim 11,
An operation of the first electronic device receiving a first response signal from the first external electronic device;
An operation of the first electronic device checking whether the strength of the first response signal received from the first external electronic device is greater than or equal to a specified value;
An operation of the first electronic device outputting an alarm at a first decibel in response to the value exceeding a specified value;
In response to being below the specified value, the first electronic device further includes outputting an alarm at a second decibel,
The first decibel is less than the second decibel
How an electronic device system operates.
According to claim 11,
An operation of the first electronic device receiving information related to opening of the charging case from the charging case;
An operation of the first electronic device transmitting a second request signal to the first external electronic device;
Further comprising deactivating the lost mode in response to the first electronic device receiving a second response signal from the first external electronic device.
How an electronic device system operates.
According to claim 11,
activating the charging case at designated intervals using a timer to transmit a wake-up signal to the first electronic device;
broadcasting, by the first electronic device, a first request signal in response to receiving the wake-up signal; and
Further comprising entering a power saving mode after the first electronic device broadcasts the signal.
How an electronic device system operates.
According to claim 19,
In response to the second external electronic device receiving the first request signal broadcast by the first electronic device, the method further includes transmitting information related to the location of the second external electronic device to the server.
How an electronic device system operates.

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