WO2022124560A1 - Appareil électronique et son procédé de commande - Google Patents

Appareil électronique et son procédé de commande Download PDF

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Publication number
WO2022124560A1
WO2022124560A1 PCT/KR2021/014536 KR2021014536W WO2022124560A1 WO 2022124560 A1 WO2022124560 A1 WO 2022124560A1 KR 2021014536 W KR2021014536 W KR 2021014536W WO 2022124560 A1 WO2022124560 A1 WO 2022124560A1
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WIPO (PCT)
Prior art keywords
terminal device
user terminal
noise
frequency band
noise signal
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PCT/KR2021/014536
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English (en)
Korean (ko)
Inventor
안준영
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삼성전자주식회사
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Publication of WO2022124560A1 publication Critical patent/WO2022124560A1/fr

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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L7/00—Arrangements for synchronising receiver with transmitter
    • H04L7/02—Speed or phase control by the received code signals, the signals containing no special synchronisation information
    • H04L7/027—Speed or phase control by the received code signals, the signals containing no special synchronisation information extracting the synchronising or clock signal from the received signal spectrum, e.g. by using a resonant or bandpass circuit
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L25/00—Baseband systems
    • H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
    • H04L25/03—Shaping networks in transmitter or receiver, e.g. adaptive shaping networks
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L25/00—Baseband systems
    • H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
    • H04L25/03—Shaping networks in transmitter or receiver, e.g. adaptive shaping networks
    • H04L25/03828—Arrangements for spectral shaping; Arrangements for providing signals with specified spectral properties

Definitions

  • the present disclosure relates to an electronic device and a control method thereof, and more particularly, to an electronic device for identifying a user terminal device based on an electromagnetic noise signal and a control method thereof.
  • electromagnetic noise may be generated from various electronic devices included in the electronic device, and the generated electromagnetic noise may cause electromagnetic interference (EMI) with each other to cause malfunction of the electronic device.
  • EMI electromagnetic interference
  • electromagnetic noise generated by a specific electronic device may adversely affect the human body and may cause malfunction of other electronic devices.
  • An object of the present disclosure is to provide an electronic device that identifies a user terminal device based on an electromagnetic noise signal of the user terminal device, and performs a synchronization operation with the identified user terminal device, and a control method thereof.
  • a noise sensor when a synchronization request signal is received from a communication interface, a noise sensor detecting an electromagnetic noise signal, a memory, and a first user terminal device through the communication interface, the noise sensor Obtaining an electromagnetic wave noise signal of a first user terminal device, and selecting a first frequency band including peak noise among frequency bands of the obtained electromagnetic wave noise signal of the first user terminal device of the first user terminal device and a processor that stores the first identification information in the memory and performs an operation corresponding to synchronization with the first user terminal device.
  • the processor acquires an electromagnetic wave noise signal of at least one user terminal device within a preset distance through the noise sensor, and uses the first identification information to obtain the Identifies a terminal device corresponding to an electromagnetic wave noise signal including a peak noise in the first frequency band among at least one user terminal device as the first user terminal device, and configures the communication interface to communicate with the first user terminal device. can be controlled
  • the memory stores a database related to the characteristics of the electromagnetic noise signal according to the type of the user terminal device
  • the processor uses the database to obtain the electromagnetic noise signal of the at least one user terminal device. identifies the type of the at least one user terminal device based on 1 Using identification information, a terminal device corresponding to an electromagnetic wave noise signal including peak noise in the first frequency band from among user terminal devices of a type corresponding to the identified type of the first user terminal device is selected by the first user It can be identified as a terminal device.
  • the memory stores a first operation matched to the first identification information
  • the processor performs the first operation when communicatively connected to the first user terminal device based on the first identification information.
  • the first operation may include processing the content based on information about the content received from the first user terminal device.
  • the processor may control a spread spectrum clock generation module for dispersing peak noise included in the electromagnetic wave noise signal of the electronic device.
  • the processor controls the communication interface to transmit a signal corresponding to the synchronization request to the second user terminal device, and the second user terminal While transmitting the signal corresponding to the synchronization request to the device, the spread spectrum clock generation module may be controlled to generate peak noise in a second frequency band among the frequency bands of the electromagnetic wave noise signal.
  • the processor when the processor is synchronized with the second user terminal device based on the peak noise generated in the second frequency band, the processor may control the spread spectrum clock generation module so that the peak noise is not generated in the second frequency band.
  • the processor sets at least one frequency band among the electromagnetic wave noise signals of the electronic device as the second frequency band, and the second of the spread spectrum clock generating modules so that a peak noise is generated in the second frequency band.
  • a circuit corresponding to a frequency band can be controlled.
  • a noise sensor for detecting an electromagnetic wave noise signal
  • the first user when a synchronization request signal is received from a first user terminal device, the first user through the noise sensor Acquiring an electromagnetic noise signal of a terminal device, using a first frequency band including peak noise among frequency bands of the obtained electromagnetic noise signal to the first user terminal device as the first identification information of the first user terminal device
  • After performing the storing step performing an operation corresponding to synchronization with the first user terminal device, and performing an operation corresponding to synchronization with the first user terminal device, at least one within a predetermined distance through the noise sensor acquiring an electromagnetic noise signal of one user terminal device and selecting a terminal device corresponding to the electromagnetic noise signal including peak noise in the first frequency band among the at least one user terminal device using the first identification information identifying the first user terminal device and communicating with the identified first user terminal device.
  • the identifying may include using a database related to characteristics of the electromagnetic noise signal according to the type of the user terminal device, and based on the obtained electromagnetic noise signal of the at least one user terminal device, the at least one user identifying a type of a terminal device; identifying a type of user terminal device corresponding to the type of the first user terminal device from among the identified at least one user terminal device type; and using the first identification information , identifying, as the first user terminal device, a terminal device corresponding to an electromagnetic noise signal including a peak noise in the first frequency band among the user terminal devices of the type corresponding to the identified type of the first user terminal device may include
  • the performing of the communication connection may include performing a first operation matching the first identification information when communication is connected with the first user terminal device based on the first identification information.
  • the first operation may include processing the content based on information about the content received from the first user terminal device.
  • control method may further include controlling a spread spectrum clock generating module for dispersing peak noise included in the electromagnetic wave noise signal of the electronic device.
  • the control method may include, when a user command for synchronization with a second user terminal device is input, transmitting the synchronization request signal to the second user terminal device and responding to the synchronization request to the second user terminal device
  • the method may include controlling the spread spectrum clock generation module to generate peak noise in a second frequency band among the frequency bands of the electromagnetic wave noise signal while the corresponding signal is transmitted.
  • control method includes controlling the spread spectrum clock generation module so that when the second user terminal device is synchronized with the second user terminal device based on the peak noise generated in the second frequency band, the peak noise is not generated in the second frequency band It may include further steps.
  • the controlling of the spread spectrum clock generation module to generate peak noise in a second frequency band among the frequency bands of the electromagnetic noise signal may include setting at least one frequency band among the electromagnetic noise signals of the electronic device to the second frequency. and controlling a circuit corresponding to the second frequency band among the spread spectrum clock generation modules to generate peak noise in the second frequency band.
  • the electronic device may efficiently identify the user terminal device based on the electromagnetic noise signal and perform a synchronization operation.
  • FIG. 1 is a block diagram schematically illustrating a configuration of an electronic device according to an embodiment of the present disclosure
  • 2A is a diagram for explaining a process in which an electronic device acquires an electromagnetic wave noise signal of a user terminal device, according to an embodiment of the present disclosure
  • 2B is a diagram for explaining a process in which an electronic device identifies a user terminal device based on an electromagnetic wave noise signal of the user terminal device, according to an embodiment of the present disclosure
  • FIG. 3 is a flowchart illustrating a method of controlling an electronic device according to an embodiment of the present disclosure
  • FIG. 4 is a flowchart illustrating a process in which an electronic device identifies a user terminal device based on an electromagnetic noise signal according to an embodiment of the present disclosure
  • FIG. 5 is a flowchart illustrating a process in which an electronic device controls an electromagnetic wave noise signal of an electronic device according to an embodiment of the present disclosure
  • FIG. 6 is a detailed block diagram illustrating the configuration of an electronic device according to an embodiment of the present disclosure.
  • expressions such as “have,” “may have,” “include,” or “may include” indicate the presence of a corresponding characteristic (eg, a numerical value, function, operation, or component such as a part). and does not exclude the presence of additional features.
  • expressions such as “A or B,” “at least one of A and/and B,” or “one or more of A or/and B” may include all possible combinations of the items listed together.
  • “A or B,” “at least one of A and B,” or “at least one of A or B” means (1) includes at least one A, (2) includes at least one B; Or (3) it may refer to all cases including both at least one A and at least one B.
  • a component eg, a first component
  • another component eg, a second component
  • the certain element may be directly connected to the other element or may be connected through another element (eg, a third element).
  • a component eg, a first component
  • another component eg, a second component
  • the expression “a device configured to” may mean that the device is “capable of” with other devices or parts.
  • a processor configured (or configured to perform) A, B, and C refers to a dedicated processor (eg, an embedded processor) for performing the corresponding operations, or by executing one or more software programs stored in a memory device.
  • a generic-purpose processor eg, a CPU or an application processor
  • a 'module' or 'unit' performs at least one function or operation, and may be implemented as hardware or software, or a combination of hardware and software.
  • a plurality of 'modules' or a plurality of 'units' may be integrated into at least one module and implemented with at least one processor, except for 'modules' or 'units' that need to be implemented with specific hardware.
  • each of the electronic device and the user terminal device may include, for example, at least one of a smart phone, a tablet PC, a desktop PC, a laptop PC, and a wearable device.
  • a wearable device may be an accessory (e.g., watch, ring, bracelet, anklet, necklace, eyewear, contact lens, or head-mounted-device (HMD)), a textile or clothing integral (e.g. electronic garment); It may include at least one of body-attached (eg, skin pad or tattoo), or bioimplantable circuitry.
  • HMD head-mounted-device
  • each of the electronic device and the user terminal device may be, for example, an AI speaker, a display device, a digital video disk (DVD) player, an audio device, a refrigerator, an air conditioner, a vacuum cleaner, an oven, a microwave oven, a washing machine, an air purifier, and a set top.
  • Box, home automation control panel, security control panel, media box (eg Samsung HomeSyncTM, Apple TVTM, or Google TVTM), game console (eg XboxTM, PlayStationTM), electronic dictionary, electronic key, camcorder, or electronic picture frame may include at least one of
  • the electronic device and the user terminal device may be implemented as the same type of device, but this is only an example and may be implemented as different devices.
  • FIG. 1 is a block diagram schematically illustrating a configuration of an electronic device 100 according to an embodiment of the present disclosure.
  • the electronic device 100 may include a noise sensor 110 , a memory 120 , a communication interface 130 , and a processor 140 .
  • the configuration shown in FIG. 1 is an exemplary diagram for implementing embodiments of the present disclosure, and appropriate hardware and software configurations at a level obvious to those skilled in the art may be additionally included in the electronic device 100 .
  • the noise sensor 110 refers to a configuration that detects an electromagnetic wave noise signal.
  • the noise sensor 110 may detect information on the electromagnetic noise signal of the user terminal device (eg, the electromagnetic noise signal strength for each frequency band).
  • the noise sensor 110 may transmit information about the detected electromagnetic noise signal to the processor 140 .
  • the noise sensor 110 may be one, but may be two or more.
  • the noise sensor 110 may be included in the electronic device 100 , but may be located outside and may be electrically connected to the electronic device 100 or may be connected through a wireless communication module.
  • the memory 120 may store commands or data related to at least one other component of the electronic device 100 .
  • the memory 120 is accessed by the processor 140 , and reading/writing/modification/deletion/update of data by the processor 140 may be performed.
  • the term "memory” refers to the memory 120, a ROM (not shown) in the processor 140, a RAM (not shown), or a memory card (not shown) mounted in the electronic device 100 (eg, micro SD). card, memory stick).
  • programs and data for configuring various screens to be displayed on the display area of the display 170 may be stored in the memory 120 .
  • the memory 120 may include a non-volatile memory capable of maintaining the stored information even if the power supply is interrupted, a volatile memory requiring continuous power supply in order to maintain the stored information.
  • a frequency band including peak noise among frequency bands of the electromagnetic noise signal of the user terminal device may be stored as identification information of the user terminal device.
  • the identification information of the first user terminal device refers to information that enables identification of the first user terminal device among the plurality of user terminal devices.
  • the 149 to 151 MHz and 449 to 451 MHz frequency bands in the memory 120 are the first user terminal It may be stored as identification information of the device.
  • the memory 120 may store a database related to the characteristics of the electromagnetic wave noise signal according to the type of the user terminal device. Characteristics (eg, electromagnetic noise signal radiation tendency, frequency versus signal strength waveform, etc.) between electromagnetic noise signals of user terminal devices of the same type may have the same or an error within a threshold range. The characteristics of the electromagnetic wave noise signal for each user terminal device type may be collected in various data expression methods (eg, relational database) and stored in the memory 120 .
  • data expression methods eg, relational database
  • An operation matched with the identification information may be stored in the memory 120 .
  • the operation matching the identification information refers to an operation performed when the processor 140 identifies a specific user terminal device based on the identification information. For example, a first operation matching the first identification information for identifying the first user terminal device may be stored in the memory 120 .
  • Information on an operation matching the identification information may be input from a user through the user interface 150 or may be received from a user terminal device through the communication interface 130 . Embodiments related to the operation matching the identification information will be described in detail in the following section.
  • the communication interface 130 includes a circuit and may communicate with a user terminal device or other external device. Communication of the communication interface 130 with the user terminal device or other external device may include communication through a third device (eg, a repeater, a hub, an access point, a server, or a gateway).
  • a third device eg, a repeater, a hub, an access point, a server, or a gateway.
  • the communication interface 130 may include various communication modules to communicate with the user terminal device or other external devices.
  • the communication interface 130 may include a wireless communication module, for example, 5th generation (5G), LTE, LTE Advance (LTE-A), code division multiple access (CDMA), wideband CDMA (WCDMA). ), and may include a cellular communication module using at least one of.
  • 5G 5th generation
  • LTE Long Term Evolution
  • LTE Advance LTE Advance
  • CDMA code division multiple access
  • WCDMA wideband CDMA
  • the wireless communication module for example, WiFi (wireless fidelity), Bluetooth, Bluetooth low energy (BLE), Zigbee (Zigbee), radio frequency (RF), body area network (BAN) or at least one of an infrared communication module may include
  • WiFi wireless fidelity
  • BLE Bluetooth low energy
  • Zigbee Zigbee
  • RF radio frequency
  • BAN body area network
  • the communication interface 130 may include a wired communication module.
  • the communication interface 130 may receive a synchronization request signal or a pairing request signal from the user terminal device. As another example, the communication interface 130 may receive information about content reproduced on the user terminal device from the user terminal device.
  • the processor 140 may be electrically connected to the memory 120 to control overall functions and operations of the electronic device 100 .
  • the processor 140 may include one or a plurality of processors to control the operation of the electronic device 100 .
  • the processor 140 may acquire the electromagnetic noise signal of the first user terminal device through the noise sensor 110 .
  • the electromagnetic wave noise signal means a noise signal generated by a sudden change in current or use of a switching element on the first user terminal device.
  • the synchronization request signal refers to a signal requesting to perform a pairing or synchronization operation between the two devices based on the electromagnetic noise signal.
  • the pairing or synchronization operation is an operation performed to establish a wireless communication connection between the electronic device 100 and the user terminal device. That is, the pairing or synchronization operation refers to a process in which the electronic device 100 receives identification information of the user terminal device and registers the user terminal device based on the received identification information.
  • the processor 140 may generate a graph based on the electromagnetic wave noise signal of the first user terminal device obtained through the noise sensor 110 .
  • the processor 140 generates a graph in which the x-axis represents a frequency band and the y-axis represents the electric field strength (eg, unit is db(uV/m)) of the electromagnetic noise signal.
  • the processor 140 may generate a graph in which different physical quantities are substituted on the x-axis and y-axis, and the physical quantities to be substituted on the x-axis and y-axis may be changed by a user command. of course there is
  • the processor 140 may provide the generated graph.
  • the processor 140 may control the display 170 to display a UI including the generated graph.
  • the processor 140 may control to transmit a signal for generating a UI including the generated graph to the display 170 connected to the outside through the input/output interface 160 .
  • the display 170 connected to the input/output interface 160 may display a UI including a graph based on the received signal.
  • the processor 140 may detect a first frequency band including peak noise among frequency bands of the obtained electromagnetic wave noise signal of the first user terminal device.
  • the peak noise refers to noise having a large amplitude without being dispersed like noise in other bands in a specific band among the entire frequency band of the electromagnetic wave noise signal.
  • the first user terminal device may control to generate a peak noise in a first frequency band among the electromagnetic noise signals of the first user terminal device. That is, when there is a band in which peak noise is generated among the frequency bands of the electromagnetic noise signal of the first user terminal device, it may mean that the first user terminal device is a device configured to perform a synchronization operation with another device. In addition, the first user terminal device may control the peak noise to be periodically generated in the first frequency band for a preset time.
  • the intensity of the emitted electromagnetic noise signal exceeds the predefined EMI standard line 200 is determined based on a quasi-peak value.
  • peak noise generated for a short, preset time does not significantly affect the quasi-peak value. Accordingly, the intensity of the electromagnetic wave signal emitted from the first user terminal device due to the generation of the peak noise signal does not exceed the EMI standard line 200 .
  • An embodiment of generating peak noise in a specific frequency band among electromagnetic noise signals emitted from the user terminal device will be described in detail later.
  • the processor 140 detects a peak noise 210 having a large amplitude without being dispersed on a specific band (eg, 150 MHz) among the obtained electromagnetic noise signals of the first user terminal device. can do.
  • a specific band eg, 150 MHz
  • FIG. 2B illustrates a case in which peak noise is generated in one of the entire frequency bands, this is only an example and peak noise may be generated in two or more frequency bands.
  • the processor 140 may store the first frequency band including the peak noise as first identification information of the first user terminal device in the memory 120 and perform a synchronization operation or a pairing operation with the first user terminal device. .
  • the processor 140 performs a synchronization operation or a pairing operation with the first user terminal device, and the first user, such as the type of the first user terminal device, a Mac address, and information about the user stored on the first user terminal device. Information on the terminal device may be received and stored in the memory 120 .
  • the processor 140 may obtain an electromagnetic wave noise signal of at least one user terminal device within a preset distance through the noise sensor 110 .
  • the preset distance may be a value derived by research or experiment according to the performance of the noise sensor 110 .
  • the processor 140 may identify a device emitting an electromagnetic wave noise signal including peak noise in a first frequency band among at least one user terminal device as the first user terminal device by using the first identification information.
  • the processor 140 by using the electromagnetic noise signal characteristics corresponding to the type of the first user terminal device included in the database stored in the memory 120, the obtained electromagnetic noise signal of at least one user terminal device Based on the type of each user terminal device may be identified.
  • the processor 140 may identify a user terminal device of the same type as that of the first user terminal device from among the identified at least one user terminal device type. Then, the processor 140, by using the first identification information, a terminal corresponding to an electromagnetic noise signal including a peak noise in a first frequency band among user terminal devices of the same type as the identified first user terminal device. The device may be identified as the first user terminal device.
  • the processor 140 may communicate with the identified first user terminal device. That is, once the electronic device 100 and the first user terminal device are synchronized based on the first identification information, the processor 140 communicates with the first user terminal device within a preset distance using the first identification information. can be connected
  • the processor 140 When the processor 140 is communicatively connected with the first user terminal device based on the first identification information, the processor 140 may perform a first operation matching the first identification information.
  • the processor 140 may receive information on the first operation matching the first identification information from the first user terminal device through the communication interface 130 .
  • the processor 140 may receive information about the first operation matching the first identification information from the user through the user interface 150 .
  • the first operation includes an operation of processing content based on information about content received from the first user terminal device.
  • the processor 140 receives the first user terminal device from the first user terminal device according to a first operation matching the first identification information. It is possible to receive information (eg, audio content or image content, etc.) about the content output on the screen.
  • the processor 140 may process the content based on the received information on the content and reproduce the processed content.
  • the processor 140 may receive information about content from the first user terminal device through the communication interface 130 , but this is only an example and may be received through the input/output interface 160 .
  • a first operation is an operation of turning on an LED light included in the mood.
  • the processor 140 may control the LED to be turned on according to a first operation matching the first identification information.
  • the processor 140 may generate peak noise in a specific region of the frequency band of the electromagnetic noise signal of the electronic device 100 . .
  • the processor 140 may control the spread spectrum clock generation module for dispersing the peak noise included in the electromagnetic wave noise signal of the electronic device 100 .
  • the spread spectrum clock generation module refers to a hardware module including a circuit capable of dispersing peak noise generated from an electromagnetic wave noise signal.
  • the processor 140 may control the communication interface 130 to transmit a signal corresponding to the synchronization request to the second user terminal device.
  • the second user terminal device may be a user terminal device existing within a preset distance from the electronic device 100 .
  • the processor 140 when a user command to perform a synchronization operation with a user terminal device existing within a preset distance is input based on the electromagnetic noise signal, the processor 140 generates at least one electromagnetic noise signal within a preset distance.
  • the display 170 may be controlled to display a user interface (UI) including information on the user terminal device.
  • UI user interface
  • the processor 140 may control the communication interface 130 to transmit a signal corresponding to the synchronization request to the second user terminal device.
  • the processor 140 may control the spread spectrum clock generating module to generate peak noise in a second frequency band among the frequency bands of the electromagnetic wave noise signal.
  • the processor 140 may set at least one frequency band among the electromagnetic wave noise signals of the electronic device 100 as the second frequency band. That is, the processor 140 may set one or more arbitrary frequency bands among the electromagnetic wave noise signals of the electronic device 100 as the second frequency band.
  • the processor 140 may receive a user command to set a specific band among the electromagnetic noise signals of the electronic device 100 as the second frequency band through the user interface 150 .
  • the spread spectrum clock generation module may include a circuit designed to distribute peak noise generated in each frequency band.
  • the processor 140 may control a circuit corresponding to the second frequency band among the spread spectrum clock generating modules to generate peak noise in the second frequency band.
  • the processor 140 turns off a setting value of a circuit capable of controlling the 149 to 151 MHz band among the spread spectrum clock generation modules by turning off 149 It can be controlled to generate peak noise in the ⁇ 151MHz band.
  • the first user terminal device may also control so that peak noise is generated in a first frequency band among the frequency bands of the first user terminal device.
  • the processor 140 may control the spread spectrum clock generation module so that the peak noise is not generated in the second frequency band.
  • the processor 140 may control the generation of peak noise in the second frequency band by turning on a setting value of a circuit capable of controlling the second frequency band among the spread spectrum clock generation modules.
  • the processor 140 includes a central processing unit (CPU), a micro controller unit (MCU), a micro processing unit (MPU), a controller, and an application processor (AP) for processing a digital signal. )), a communication processor (CP), and one or more of an ARM processor, or may be defined by a corresponding term.
  • the processor 140 may be implemented as a system on chip (SoC), large scale integration (LSI), or a field programmable gate array (FPGA) having a built-in processing algorithm.
  • SoC system on chip
  • LSI large scale integration
  • FPGA field programmable gate array
  • the processor 140 may perform various functions by executing computer executable instructions stored in the memory 120 .
  • the processor 140 may include at least one of a graphics-processing unit (GPU), a Neural Processing Unit (NPU), and a Visual Processing Unit (VPU), which are separate AI-only processors, in order to perform an artificial intelligence function. have.
  • GPU graphics-processing unit
  • NPU Neural Processing Unit
  • VPU Visual Processing Unit
  • FIG. 3 is a flowchart illustrating a method of controlling the electronic device 100 according to an embodiment of the present disclosure.
  • the electronic device 100 may obtain the electromagnetic wave noise signal of the first user terminal device through the noise sensor (S310). Meanwhile, the electronic device 100 may generate a graph based on the obtained electromagnetic wave noise signal to the first user terminal device, and may provide the generated graph.
  • the electronic device 100 may detect a first frequency band including peak noise among frequency bands of the obtained electromagnetic wave noise signal of the first user terminal device ( S320 ).
  • the first user terminal device may control to generate a peak noise in a first frequency band among the electromagnetic noise signals to the first user terminal device. Since the method of controlling the user terminal device to generate peak noise is the same as the method in which the electronic device 100 generates peak noise in a specific frequency band, the corresponding method will be described in detail with reference to FIG. 5 .
  • the electronic device 100 may store the first frequency band including the peak noise as first identification information of the first user terminal device and perform an operation corresponding to synchronization with the first user terminal device (S330).
  • the electronic device 100 may receive information about the first user terminal device from the first user terminal device while performing an operation corresponding to synchronization with the first user terminal device, and store the received information.
  • the information on the first user terminal device may include a type of the first user terminal device, a MAC address, information about a user stored on the first user terminal device, and the like.
  • the electronic device 100 After performing an operation corresponding to synchronization with the first user terminal device, the electronic device 100 identifies a first user terminal device among at least one user terminal device based on the stored first identification information and performs communication connection. can do. Specifically, when the electronic device 100 and the first user terminal device perform a synchronization operation and the first user terminal device is located within a preset distance from the electronic device 100, the electronic device based on the first identification information 100 and the first user terminal device may be automatically connected to each other. An embodiment related thereto will be described in detail with reference to FIG. 4 .
  • FIG. 4 is a flowchart illustrating a process in which the electronic device 100 identifies a user terminal device based on an electromagnetic wave noise signal according to an embodiment of the present disclosure.
  • 4 is a flowchart illustrating a step after S330 of FIG. 3 , that is, after the electronic device 100 performs a synchronization operation with the user terminal device using the first identification information. That is, FIG. 4 shows a case in which, after synchronization with the electronic device, the user terminal device is moved out of a preset distance, connected communication is cut based on the first identification information, and is moved within a preset distance from the electronic device 100 again. Assume
  • the electronic device 100 may acquire an electromagnetic wave noise signal of at least one user terminal device within a preset distance through the noise sensor (S410).
  • the electronic device 100 may identify a terminal device corresponding to an electromagnetic wave noise signal including a peak noise in a first frequency band among at least one user terminal device as the first user terminal device by using the first identification information ( S420).
  • the electronic device 100 may use the electromagnetic noise signal characteristic corresponding to the type of the first user terminal device included in the database, based on the acquired electromagnetic noise signal of at least one user terminal device.
  • the type of at least one user terminal device may be identified.
  • the database means a database in which data related to characteristics of electromagnetic noise signals emitted according to the type of user terminal device are collected.
  • the electronic device 100 may identify a type of user terminal device corresponding to the type of the first user terminal device from among the identified types of at least one user terminal device. Since the type of the first user terminal device is received and stored while performing synchronization with the first user terminal device, the electronic device 100 has the same type as the stored first user terminal device among the identified types of the at least one user terminal device. The type of user terminal device may be identified.
  • the electronic device 100 is a terminal device corresponding to an electromagnetic wave noise signal including peak noise in a first frequency band among user terminal devices of a type corresponding to the identified type of the first user terminal device by using the first identification information. may be identified as the first user terminal device.
  • the electronic device 100 may perform a communication connection with the identified first user terminal device (S430). That is, when the electronic device 100 and the first user terminal device are synchronized once, if the first user terminal device exists within a preset distance, the electronic device 100 automatically uses the first identification information to automatically perform the first It may be communicatively connected to the user terminal device.
  • the electronic device 100 When the electronic device 100 is communicatively connected to the first user terminal device based on the first identification information, the electronic device 100 may perform a first operation matching the first identification information. That is, when the first user terminal device is identified based on the electromagnetic noise signal of the first user terminal device, the electronic device 100 may automatically perform a first operation matching the first identification information.
  • the electronic device 100 may receive information about a first operation matching the first identification information from the first user terminal device. As another example, the electronic device 100 may receive information about the first operation matching the first identification information from the user through the user interface 150 .
  • FIG. 5 is a flowchart illustrating a process in which the electronic device 100 controls an electromagnetic wave noise signal of the electronic device 100 according to an embodiment of the present disclosure.
  • the electronic device 100 may receive a user command for synchronization with the second user terminal device (S510).
  • the second user terminal device may be a user terminal device existing within a preset distance from the electronic device 100 .
  • the electronic device 100 when a user command to perform a synchronization operation with a user terminal device existing within a preset distance is input based on the electromagnetic noise signal, the electronic device 100 emits at least one electromagnetic noise signal within a preset distance. may display a UI including information on the user terminal device of the . When a second user terminal device is selected from among at least one user terminal device through the UI, the electronic device 100 may transmit a signal corresponding to the synchronization request to the selected second user terminal device.
  • the electronic device 100 may transmit a signal corresponding to the synchronization request to the second user terminal device (S520). While transmitting the synchronization request signal to the second user terminal device, the electronic device 100 may control the spread spectrum clock generation module to generate peak noise in a second frequency band among the frequency bands of the electromagnetic wave noise signal ( S530 ). .
  • the electronic device 100 may set at least one frequency band among the electromagnetic wave noise signals of the electronic device 100 as the second frequency band.
  • the electronic device 100 may control a circuit corresponding to the second frequency band among the spread spectrum clock generating modules to generate peak noise in the second frequency band.
  • the electronic device 100 may turn off a setting value of a circuit corresponding to the second frequency band among the spread spectrum clock generation modules.
  • the electronic device 100 may control the spread spectrum clock generation module so that the peak noise is not generated in the second frequency band ( S540 ). .
  • the electronic device 100 includes a noise sensor 110 , a memory 120 , a communication interface 130 , a processor 140 , a user interface 150 , an input/output interface 160 , and a display ( 170 ), a speaker 180 , and a microphone 190 may be included. Since the noise sensor 110 , the memory 120 , the communication interface 130 , and the processor 140 have been described in detail with reference to FIG. 1 , redundant descriptions will be omitted.
  • the user interface 150 may be implemented as a hardware device including circuits.
  • the user interface 150 may be implemented as a device such as a button, a touch pad, a mouse, and a keyboard, or may be implemented as a touch screen capable of performing the above-described display function and manipulation input function together.
  • the button may be various types of buttons such as a mechanical button, a touch pad, a wheel, etc. formed in an arbitrary area such as a front part, a side part, or a rear part of the exterior of the main body of the electronic device 100 .
  • the user interface 150 may receive a user command to set a specific region among the frequency band of the electromagnetic wave noise signal of the electronic device 100 as a band in which peak noise can be generated.
  • the user interface 150 may receive information on an operation matching identification information for identifying the user terminal device. For example, the user interface 150 may receive information about a first operation matching the first identification information.
  • Input/output interface 160 is HDMI (High Definition Multimedia Interface), MHL (Mobile High-Definition Link), USB (Universal Serial Bus), DP (Display Port), Thunderbolt (Thunderbolt), VGA (Video Graphics Array) port,
  • the interface may be any one of an RGB port, a D-subminiature (D-SUB), and a digital visual interface (DVI).
  • the input/output interface 160 may input/output content including at least one of audio and video signals.
  • the input/output interface 160 may include a port for inputting and outputting only an audio signal and a port for inputting and outputting only a video signal as separate ports, or may be implemented as a single port for inputting and outputting both an audio signal and a video signal.
  • the display 170 may display various information under the control of the processor 140 .
  • the display 170 may display a UI for setting a specific region of the frequency band of the electromagnetic wave noise signal of the electronic device 100 as a band in which the peak noise can be generated.
  • the display 170 may display a graph generated based on an electromagnetic wave noise signal received from at least one user terminal device.
  • the user interface 150 may display a UI for receiving information about an operation matching identification information for identifying the user terminal device.
  • the display 170 may display a UI for selecting one of at least one user terminal device emitting an electromagnetic wave noise signal within a preset distance of the electronic device 100 .
  • the processor 140 may control the communication interface 130 to transmit a synchronization request signal to the selected user terminal device.
  • the display 170 may display content received from the user terminal device.
  • the display 170 may be implemented as various types of displays, such as a liquid crystal display (LCD), an organic light emitting diode (OLED) display, a plasma display panel (PDP), and the like.
  • the display 170 may also include a driving circuit, a backlight unit, and the like, which may be implemented in the form of an a-si TFT, a low temperature poly silicon (LTPS) TFT, or an organic TFT (OTFT).
  • LCD liquid crystal display
  • OLED organic light emitting diode
  • PDP plasma display panel
  • the display 170 may also include a driving circuit, a backlight unit, and the like, which may be implemented in the form of an a-si TFT, a low temperature poly silicon (LTPS) TFT, or an organic TFT (OTFT).
  • LTPS low temperature poly silicon
  • OTFT organic TFT
  • the display 170 may be implemented as a touch screen combined with a touch sensor, a flexible display, a three-dimensional display, or the like.
  • the speaker 180 is configured to output various audio data on which various processing operations such as decoding, amplification, and noise filtering have been performed by an audio processing unit (not shown).
  • the speaker 180 may output various audio data processed by the input/output interface 160 .
  • the speaker 180 may output a notification sound or a voice message indicating synchronization with another user terminal device.
  • the speaker 180 may output audio content received from the user terminal device.
  • the microphone 190 may receive a user's voice.
  • the microphone 190 may be provided inside the electronic device 100 , but is not limited thereto, and may be provided outside to be electrically connected to the electronic device 100 or communicated with the electronic device 100 .
  • the microphone 190 may be provided in a remote control capable of controlling the electronic device 100 .
  • the microphone 190 provided in the remote control when a voice signal (eg, an analog voice signal) is input from a user, digitizes the input voice signal, and transmits the digitized signal to a wireless communication module (eg, a Bluetooth module).
  • a wireless communication module eg, a Bluetooth module
  • the data may be transmitted to the electronic device 100 using a Wi-Fi module, etc.
  • the remote control wirelessly transmits the user voice including the command to the electronic device 100 . It can be transmitted using a communication module.
  • the electronic device 100 digitizes the received user's voice, performs natural language processing (NLP) on the digitized user's voice, recognizes a command included in the user's voice, and performs an operation corresponding to the recognized command.
  • NLP natural language processing
  • the remote controller 190 may generate a control signal corresponding to the command by performing natural language processing on the user's voice including the command, and transmit the generated control signal to the electronic device 100 .
  • the electronic device 100 may perform an operation corresponding to the received control signal.
  • a remote control application capable of controlling the electronic device 100 may be installed on the user terminal device.
  • the user terminal device may transmit a control signal corresponding to the input user voice to the electronic device 100 .
  • the electronic device 100 may perform an operation corresponding to the control signal received from the user terminal device.
  • various embodiments of the present disclosure described above may be performed through an embedded server provided in an electronic device or an external server of at least one of an electronic device and a display device.
  • the various embodiments described above may be implemented as software including instructions stored in a machine-readable storage media readable by a machine (eg, a computer).
  • the device is a device capable of calling a stored command from a storage medium and operating according to the called command, and may include the electronic device according to the disclosed embodiments.
  • the processor may perform a function corresponding to the instruction by using other components directly or under the control of the processor.
  • the device-readable storage medium may be provided in the form of a non-transitory storage medium.
  • the 'non-transitory storage medium' does not include a signal and only means that it is tangible and does not distinguish that data is semi-permanently or temporarily stored in the storage medium.
  • the 'non-transitory storage medium' may include a buffer in which data is temporarily stored.
  • the method according to the various embodiments described above may be included in a computer program product and provided.
  • Computer program products may be traded between sellers and buyers as commodities.
  • the computer program product may be distributed in the form of a machine-readable storage medium (eg, compact disc read only memory (CD-ROM)) or online through an application store (eg, Play StoreTM).
  • an application store eg, Play StoreTM
  • at least a portion of the computer program product may be temporarily stored or temporarily generated in a storage medium such as a memory of a server of a manufacturer, a server of an application store, or a relay server.
  • each of the components may be composed of a single or a plurality of entities, and some sub-components of the aforementioned sub-components may be omitted, or other sub-components may be omitted. Components may be further included in various embodiments.
  • some components eg, a module or a program
  • operations performed by a module, program, or other component may be sequentially, parallelly, repetitively or heuristically executed, or at least some operations may be executed in a different order, omitted, or other operations may be added.

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  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Power Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Telephone Function (AREA)

Abstract

L'invention concerne un dispositif électronique et son procédé de commande. Le dispositif électronique selon la présente divulgation comprend une interface de communication, un capteur de bruit pour détecter un signal de bruit électromagnétique, et une mémoire, et si un signal de demande de synchronisation est reçu d'un premier dispositif de terminal d'utilisateur via l'interface de communication, peut acquérir un signal de bruit électromagnétique du premier dispositif de terminal d'utilisateur via le capteur de bruit, stocker une première bande de fréquences incluant un bruit de crête dans une bande de fréquences du signal de bruit électromagnétique acquis du premier dispositif de terminal d'utilisateur en tant que premières informations d'identification du premier dispositif de terminal d'utilisateur, et réaliser une opération correspondant à la synchronisation avec le premier dispositif de terminal d'utilisateur.
PCT/KR2021/014536 2020-12-10 2021-10-19 Appareil électronique et son procédé de commande WO2022124560A1 (fr)

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KR10-2020-0172764 2020-12-10
KR1020200172764A KR20220082665A (ko) 2020-12-10 2020-12-10 전자 장치 및 이의 제어 방법

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Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20070254592A1 (en) * 2006-04-27 2007-11-01 Mccallister Ronald D Method and apparatus for adaptively controlling signals
US20130182747A1 (en) * 2012-01-16 2013-07-18 Renesas Electronics Corporation Clock control circuit, demodulation device and spread spectrum method
US20140105262A1 (en) * 2012-10-15 2014-04-17 Ikanos Communications, Inc. Method and apparatus for detecting and analyzing noise and other events affecting a communication system
KR20160089906A (ko) * 2015-01-20 2016-07-29 오학서 다중 주파수 대역을 이용해 노이즈 간섭을 회피하는 무선 통신 방법
WO2016170007A1 (fr) * 2015-04-20 2016-10-27 Resmed Sensor Technologies Limited Détection radiofréquence à plusieurs détecteurs

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20070254592A1 (en) * 2006-04-27 2007-11-01 Mccallister Ronald D Method and apparatus for adaptively controlling signals
US20130182747A1 (en) * 2012-01-16 2013-07-18 Renesas Electronics Corporation Clock control circuit, demodulation device and spread spectrum method
US20140105262A1 (en) * 2012-10-15 2014-04-17 Ikanos Communications, Inc. Method and apparatus for detecting and analyzing noise and other events affecting a communication system
KR20160089906A (ko) * 2015-01-20 2016-07-29 오학서 다중 주파수 대역을 이용해 노이즈 간섭을 회피하는 무선 통신 방법
WO2016170007A1 (fr) * 2015-04-20 2016-10-27 Resmed Sensor Technologies Limited Détection radiofréquence à plusieurs détecteurs

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