Abstract: Provided are an electronic device and a method for controlling same. In a method for controlling an electronic device, the strength of a signal transmitted by an external device and/or whether or not the electronic device is being used is confirmed during the execution of communication with the external device, information relating to the movement state of the external device is requested if the strength of the signal transmitted by the external device and/or whether or not the electronic device is being used satisfies a predetermined condition, authentication information for authenticating the external device is transmitted to the external device if the external device is determined to be moving on the basis of the information relating to the movement state of the external device, an ultrasonic signal is output on the basis of the authentication information, and an authentication result in response to the ultrasonic signal may be received from the external device.

Abstract: An operating method of a mobile device for performing pairing with an electronic device, including receiving a reception wireless signal from the electronic device; in response to determining that a strength of the reception wireless signal is equal to or greater than a proximity threshold for determining proximity to the electronic device, obtaining sensing information about a movement of the mobile device using at least one sensor of the mobile device; adapting a touch threshold for determining a touch with the electronic device, based on the sensing information; and in response to determining that the strength of the reception wireless signal is equal to or greater than the adapted touch threshold, performing the pairing with the electronic device.

Abstract: Disclosed is an apparatus for detecting a defective component includes an infrared camera configured to capture an image of a test-target component in a production process, and a processor configured to measure a temperature of the component based on the image captured by the infrared camera and identify that the component of which temperature is out of a range of a reference value is defective. In addition, a database of various causes of defect is established, and an expected cause of defect for a defective component or a retest component is reasoned out from the database based on the measured temperature.

Abstract: An electronic device is disclosed. The electronic device comprises: a camera; a storage unit; and a processor for capturing an image including authentication information of an external electronic device through the camera, acquiring first information related with a public key included in the image and storing the first information in the storage unit, and comparing second information with the first information so as to authenticate the external electronic device when the second information and identification information related with the public key are received from the external electronic device on the basis of a type of first information.

Abstract: Provided is a method for transmitting and receiving a signal by a terminal supporting dual-connectivity between evolved universal terrestrial radio access (E-UTRA) and new radio (NR). In the method, when the E-UTRA uses at least one of E-UTRA operating bands 1, 3, 5, and 7, when the NR uses one of NR operating bands n77, n78, and n79, when an uplink center frequency of a first operating band among the E-UTRA operating bands and the NR operating bands is a first value, and when a downlink center frequency of the first operating band is a second value, a predetermined maximum sensitivity degradation (MSD) is applied to reference sensitivity used for reception of the downlink signal.

Abstract: Disclosed is an electronic device. The electronic device includes a communicator comprising communication circuitry and a processor, the processor is configured to control the communicator to perform communication with an external device based on identifying that a strength of a signal received from an external device is equal to or greater than a predetermined threshold value, and after converting an electronic device to a low power mode, based on identifying that a strength of a signal received from an external device being within a first range, to control the electronic device to perform a secure pairing operation.

Abstract: Provided is a method for transmitting and receiving a signal by a terminal supporting dual-connectivity between evolved universal terrestrial radio access (E-UTRA) and new radio (NR). In the method, when the E-UTRA uses at least one of E-UTRA operating bands 1, 3, 5, and 7, when the NR uses one of NR operating bands n77, n78, and n79, when an uplink center frequency of a first operating band among the E-UTRA operating bands and the NR operating bands is a first value, and when a downlink center frequency of the first operating band is a second value, a predetermined maximum sensitivity degradation (MSD) is applied to reference sensitivity used for reception of the downlink signal.

Abstract: When a terminal aggregates three downlink carriers by using the carrier aggregation (CA) of the LTE-A technology and transmits an uplink signal on two uplink carriers while aggregating two uplink carriers, a harmonic component and an intermodulation distortion (IMD) component are generated, thereby influencing a downlink band of the terminal itself. Therefore, the present specification presents a scheme therefor.

Abstract: There is provided a method for transmitting/receiving a signal. The method may be performed by a wireless terminal and comprise: transmitting, by the wireless terminal configured with a carrier aggregation, an uplink signal. The carrier aggregation may include a combination of a evolved universal terrestrial radio access (E-UTRA) operating band 46 and one of E-UTRA operation bands 5, 7, 8, 21, 28 and 41. The method may comprise: receiving a downlink signal. If the uplink signal is transmitted through one of E-UTRA operation bands 5, 7, 8, 21, 28 and 41 and if the downlink signal is received through the E-UTRA operating band 46, a predetermined maximum sensitivity degradation (MSD) is applied to receiving reference sensitivity of the downlink signal, thereby successfully receiving the signal.

Abstract: A method for limiting a spurious emission, the method performed by a user equipment (UE) and includes configuring a radio frequency (RF) unit to use bands 1 and 5 for a carrier aggregation; and determining at least one band to be protected, if another UE using at least one of bands 1, 3, 5, 7, 8, 38, 40, and 42 needs to be protected, controlling the RF unit to limit a maximum level of spurious emission to ?50 dBm, and if another UE using a band 26 needs to be protected, controlling the RF unit of the UE to limit the maximum level of the spurious emission to ?27 dBm.

Abstract: There is provided a method for transmitting/receiving a signal in carrier aggregation. The method may comprise: transmitting an uplink signal by using two uplink carriers when three downlink carriers and two uplink carriers are configured to be aggregated. The three downlink carriers include three operating bands among evolved universal terrestrial radio access (E-UTRA) operating bands 1, 2, 3, 5, 12, 30 and 40 and the two uplink carrier includes two operating bands thereamong. The method may comprise: receiving a downlink signal through all of three downlink carriers. Here, a predetermined maximum sensitivity degradation (MSD) is applied to receiving reference sensitivity of the downlink signal, thereby successfully receiving the signal.

Abstract: There is provided a method for determining a transmission power of a vehicle to everything (V2X) signal. The method is performed by a V2X terminal and comprises determining the transmission power of the V2X signal. The transmission power is determined based on antenna gain and a conducted power. The conducted power is determined to not exceed a specific maximum power class, The antenna gain is at most 6 dBi, and the specific maximum power class specify at most 26 dBm.

Abstract: A method according to an embodiment of the present invention relates to a method for automatically mapping a smart plug and an electronic device connected thereto in a home gateway. The method may comprise the steps of: deleting pre-stored mapping information when a signal received from the smart plug satisfies a condition requiring remapping to the electronic device; configuring a mapping candidate group on the basis of data included in the signal received from the smart plug and information stored for the electronic device when a status change notification signal is received from a predetermined electronic device within a preconfigured time; and when it can be determined that one particular electronic device from among the configured candidate group has been mapped to the smart plug, automatically mapping the corresponding electronic device and the smart plug in a state that the corresponding electronic device is connected to the smart plug.

Abstract: There is provided a method for transmitting/receiving a signal in carrier aggregation. The method may comprise: transmitting an uplink signal by using two uplink carriers when three downlink carriers and two uplink carriers are configured to be aggregated. The three downlink carriers include three operating bands among evolved universal terrestrial radio access (E-UTRA) operating bands 1, 2, 3, 5, 12, 30 and 40 and the two uplink carrier includes two operating bands thereamong. The method may comprise: receiving a downlink signal through all of three downlink carriers. Here, a predetermined maximum sensitivity degradation (MSD) is applied to receiving reference sensitivity of the downlink signal, thereby successfully receiving the signal.

Abstract: A method for limiting a spurious emission, the method performed by a user equipment (UE) and includes configuring a radio frequency (RF) unit to use bands 1 and 5 for a carrier aggregation; and determining at least one band to be protected, if another UE using at least one of bands 1, 3, 5, 7, 8, 38, 40, and 42 needs to be protected, controlling the RF unit to limit a maximum level of spurious emission to ?50 dBm, and if another UE using a band 26 needs to be protected, controlling the RF unit of the UE to limit the maximum level of the spurious emission to ?27 dBm.

Abstract: There is provided a method for transmitting/receiving a signal. The method may be performed by a wireless terminal and comprise: transmitting, by the wireless terminal configured with a carrier aggregation, an uplink signal. The carrier aggregation may include a combination of a evolved universal terrestrial radio access (E-UTRA) operating band 46 and one of E-UTRA operation bands 5, 7, 8, 21, 28 and 41. The method may comprise: receiving a downlink signal. If the uplink signal is transmitted through one of E-UTRA operation bands 5, 7, 8, 21, 28 and 41 and if the downlink signal is received through the E-UTRA operating band 46, a predetermined maximum sensitivity degradation (MSD) is applied to receiving reference sensitivity of the downlink signal, thereby successfully receiving the signal.

Abstract: There is provided a method for determining a transmission power of a vehicle to everything (V2X) signal. The method is performed by a V2X terminal and comprises determining the transmission power of the V2X signal. The transmission power is determined based on antenna gain and a conducted power. The conducted power is determined to not exceed a specific maximum power class, The antenna gain is at most 6 dBi, and the specific maximum power class specify at most 26 dBm.

Abstract: A terminal is disclosed by the present specification. The terminal may comprise: an antenna; a diplexer for compounding a carrier of a first band and a carrier of a second band and for connecting or disconnecting the same to the antenna; a filter connected to the diplexer, a first duplexer connected to the filter for separating transmissions and receptions in the carrier of the first band; and a second duplexer connected to the diplexer for separating transmissions and receptions in the carrier of the second band. To this end, the filter can eliminate harmonic components and intermodulation distortions (IMD) that occur when transmission in the carrier of the first band and transmission in the carrier of the second band are simultaneously performed.

Abstract: A method for limiting a spurious emission, and a user equipment (UE) thereof are discussed. The method according to one embodiment includes configuring a radio frequency (RF) unit of the UE to use a band 1; if the RF unit is configured to use the band 1, controlling the RF unit of the UK to limit a maximum level of spurious emission to ?50 dBm for protecting another UE using a band 5; and transmitting an uplink signal through the configured RF unit. The band 1 includes an uplink operating band of 1920-1980 MHz and a downlink operating band of 2110-2170 MHz. The band 5 includes an uplink operating band of 824-849 MHz and a downlink operating band of 869-894 MHz.

Abstract: One disclosure of the present specification provides a wireless device for supporting a first band for cellular communications and a second band for D2D communications. The wireless device may comprising: a main antenna; a first RF chain configured to process a first transmission signal and a second transmission signal wherein the first and second transmission signals are to be transmitted via the main antenna using uplink bands of the first and second bands respectively; a second RF chain configured to process a first reception signal, wherein the first reception signal is received via the main antenna using an uplink band of the second band; a third RF chain configured to process a second reception signal, wherein the second reception signal is received via the main antenna using a downlink band of the first band.