Abstract: A method for performing authentication of a target device in a wireless power transmission system, includes receiving, from the target device, a first packet including indication information related to whether or not the target device supports an authentication function; in case the target device supports the authentication function, transmitting an authentication request message to the target device; and receiving, from the target device, an authentication response message including a certificate related to wireless charging as a response to the authentication request message, wherein a format of the certificate includes a certificate type that informs whether the certificate is one of a plurality of certificates including a root certificate, an intermediate certificate and a final certificate for a wireless power transmitter (PTX).

Abstract: A vacuum adiabatic body and a refrigerator are provided. The vacuum adiabatic body includes a support that maintains a vacuum space between a first plate and a second plate. The support includes a first support plate provided by coupling at least two partial plates to support one of the first plate or the second plate, and a second support plate that supports the other one of the first plate or the second plate.

Abstract: An optical output device for skin care, according to an embodiment of the present disclosure, comprises: a substrate disposed such that at least one light source is oriented toward a user's skin; a front cover covering one surface of the substrate; a rear cover covering the other surface of the substrate; a wearing device coupled to the rear cover so as to make contact with a part of the user's body such that the optical output device for skin care is worn by the user; and a wearing detection sensor for detecting whether the user is wearing the device.

Abstract: A semiconductor light emitting element according to an embodiment of the present disclosure includes: a n-type semiconductor layer; a p-type semiconductor layer formed in a first region on the n-type semiconductor layer; a p-type electrode formed on the p-type semiconductor layer; a n-type electrode formed in a second region different from the first region on the n-type semiconductor layer; and a magnetic layer formed under the n-type semiconductor layer.

Abstract: The present disclosure relates to an artificial intelligence chip for processing computations for machine learning models that provides a compute node and a method of processing a computational model using a plurality of compute nodes in parallel. In some embodiments, the compute node, comprises: a communication interface configured to communicate with one or more other compute nodes; a memory configured to store shared data that is shared with the one or more other compute nodes; and a processor configured to: determine an expected computational load for processing a computational model for input data; obtain a contributable computational load of the compute node and the one or more other compute nodes; and select a master node to distribute the determined expected computational load based on the obtained contributable computational load. Consequently, learning and inference can be performed efficiently on-device.

Abstract: The present invention relates to a video decoder and controlling method thereof. Particularly, the present invention is characterized in dividing a block into subblocks of a prescribed unit, selecting prescribed subblocks according to a priority, and decoding the selected prescribed subblocks.

Abstract: A refrigerator includes a storage space, a freezing chamber defining an insulating space configured to maintain a chamber temperature independent from the storage space, an evaporator in the storage space, a grill pan assembly that defines an evaporator space configured to accommodate the evaporator and at least a portion of the storage space, a thermoelectric element assembly including a thermoelectric element, a heat sink, and a cold sink to cool the freezing chamber to a temperature less than the temperature of the storage space, a module accommodation portion located at a side of the grill pan assembly, a defrost water guide that communicates with the module accommodation portion and the evaporator space and that is configured to discharge defrost water generated during a defrost operation of the freezing chamber, and a defrost heater located in the module accommodation portion and configured to melt ice during the defrost operation.

Abstract: One disclosure of this specification provides a method for receiving a synchronization signal block (SSB) by a user equipment (UE). The method may include: determining frequency locations of multiple SSBs; and receiving at least one SSB among the multiple SSBs. The multiple SSBs may be configured to be arranged spaced apart from each other by a predetermined offset. The at least one SSB may be located at an interval of 1.2 MHz on a frequency axis.

Abstract: Disclosed are a method for processing an image and an apparatus therefor. Specifically, a method for decoding an image comprises: a step of deriving an initial block size information indicating information in which a first block, which is a basic unit for dividing an image, is divided into one or more initial blocks; a step of deriving a division information indicating information in which the initial block is divided into a plurality of second blocks in the initial block unit divided from the first block based on the initial block size information; and a step of decoding in a second block unit recursively divided from the initial block based on the division information.

Abstract: One embodiment of the present invention relates to a method by which a station (STA) performs uplink transmission in a wireless communication system, the method for performing uplink transmission comprising the steps of: receiving a trigger frame from an AP; and performing uplink transmission as a response to the trigger frame, wherein, when a network allocation vector (NAV) of the STA receiving the trigger frame is idle and clear channel assessment (CCA) result is idle, the uplink transmission is performed.

Abstract: According to an embodiment of the present specification, a method for transmitting an uplink frame in a wireless local area network (WLAN) system and performed by a user station (STA) includes: receiving from an access point (AP) a trigger frame comprising association identifier information for orthogonal frequency division multiple access (OFDMA)-based random access and allocation information indicating a resource unit, wherein the association identifier information indicates any one of a first value irrelevant to whether being associated with the AP, a second value for a first STA group associated with the AP, and a third value for a second STA group un-associated with the AP; and performing a countdown operation according to the association identifier information based on a backoff value which is set in a backoff counter of the user STA in order to transmit the uplink frame.

Abstract: The present invention relates to a wireless communication system. More particularly, the present invention relates to a method and an apparatus for a terminal controlling uplink power in a carrier aggregation-based wireless communication system, comprising the steps of: configuring a first cell and a second cell; transmitting a first PUCCH signal from subframe #n in the first cell; and transmitting a second PUCCH signal from subframe #n in the second cell, wherein when the sum of transmit power of the first PUCCH signal and transmit power of the second PUCCHJ signal exceeds a predetermined maximum transmit power configured to the terminal, the transmit power of the PUCCH signal having a lower priority from among the first UCCH signal and the second PUCCH signal is reduced or the transmission is dropped.

Abstract: A high pressure compressor according to the present disclosure and a refrigerating cycle device to which the high pressure compressor is applied may include a casing having a sealed inner space; drive motor provided in the inner space of the casing; a compression unit provided in the inner space of the casing, and provided with a compression space for compressing refrigerant, and provided with a suction port for guiding refrigerant into the compression space, and provided with a discharge port for guiding refrigerant compressed in the compression space into the inner space of the casing a discharge valve provided in the compression unit to selectively open or close the discharge port according to a difference between a pressure of the inner space of the casing and a pressure of the compression space of the compression unit; a first valve configured to suppress refrigerant discharged from the inner space of the casing from flowing backward into the inner space of the casing; a bypass pipe connected between a d

Abstract: The present invention relates to a method and an apparatus for controlling connection between a first device and a second device by a control device using Bluetooth LE (Low Energy). According to the present invention, there are provided a method and an apparatus for obtaining pairing information from the first device and the second device to generate information for establishing connection between the first device and the second device and transmitting the generated information to the first device and the second device to control the first device and the second device to establish connection of a predetermined security level or higher.

Abstract: The present invention relates to a watch type terminal, including a main body, and a sensing unit disposed on one surface of the main body and configured to acquire a biometric signal, wherein the sensing unit includes at least one green light emitting device provided on one surface of the main body and configured to output green light, at least one yellow light emitting device disposed with being spaced apart from the at least one green light emitting device, and configured to output yellow light with a different skin transmittance from that of the green light, a light receiving sensor surrounded by the green light emitting device and the yellow light emitting device, and configured to receive reflected green light and/or yellow light, and a controller configured to generate a biometric signal using light incident on the light receiving sensor.

Abstract: The present invention relates to a mobile terminal providing one hand mode for distinguishing a view area from a control area on a touch screen and a method of controlling therefor. To achieve these objects and other advantages and in accordance with the purpose of the invention, according to one embodiment, a mobile terminal includes a touch screen, and a controller configured to enter one hand mode that divides the touch screen into a view area and a control area in response to a first control input inputted on the touch screen, the controller, if the mobile terminal enters the one hand mode in a state that a default keypad is outputted on the touch screen, configured to control a simple keypad to be outputted on the control area instead of the default keypad.

Abstract: Provided are a method for transmitting data performed by a user equipment (UE) comprising an upper layer, a switching layer and a lower layer in a wireless communication system and the UE using the same. The method includes receiving, in the switching layer, data from the upper layer, assigning a priority to the data in the switching layer, selecting a link among a plurality of links in the switching layer and transmitting, in the lower layer, the data using the selected link. Here, the link is selected based on the assigned priority of the data.

Abstract: A mobile terminal is disclosed. The mobile terminal includes a first body including a first display; and a second body hinge-coupled to the first body, the second body including a second display, wherein the first display includes a first flat display and a first curved display positioned on a side of the first body and extended and curved from the first flat display, wherein the second display includes a second flat display and a second curved display positioned on a side of the second body and extended and curved from the second flat display, wherein at least a portion of the first and second curved displays is deactivated when an outer surface of the first curved display faces an outer surface of the second curved display.

Abstract: A driving system for a vehicle includes: a communication device; at least one processor; and a computer-readable medium coupled to the at least one processor having stored thereon instructions which, when executed by the at least one processor, causes the at least one processor to perform operations including: acquiring, through the communication device, driving control data from a first autonomous driving vehicle; determining a driving speed based on the acquired driving control data; and based on the driving speed, generating a control signal configured to track the first autonomous driving vehicle within a predetermined distance.