Abstract: The present invention relates to video encoding and decoding method and apparatus, and a video encoding method according to the present invention comprises the steps of: entropy-encoding quantized transform information; and transmitting the entropy-encoded information as a bitstream, wherein the bitstream includes information indicating pieces of information to be parallel decoded in byte units.

Abstract: The present disclosure relates to an ice maker and a refrigerator having the ice maker. An ice maker according to the present disclosure includes: an upper assembly including an upper tray forming an upper chamber, which is a portion an ice chamber, and having an upper opening, and a temperature sensor configured to sense temperature of the ice chamber in contact with the upper tray; and a lower assembly being rotatable with respect to the upper assembly and having a lower tray forming a lower chamber that is another portion of the ice chamber, in which a contact portion between the temperature sensor and the upper tray is positioned closer to a contact surface of the upper tray and the lower tray than the upper opening.

Abstract: The present disclosure relates to a transmission device and reception device for data in a wireless AV system. The transmission device comprises: a processor for encoding media data thereby generating a compressed bitstream; and a communication unit for: fragmenting the compressed bitstream and mapping the compressed bitstream to an MSDU; generating, for transmission of the MSDU, an MPDU frame sequentially comprising an MAC header, a frame body, and an FCS for the MAC header; generating, for the transmission of the MPDU frame, a PPDU sequentially comprising a preamble, at least one PSDU, and a TRN field; and transmitting the PPDU frame through a radio channel. A radio resource for transmission of actually necessary data can be secured by minimizing unnecessary overhead information (i.e., control-related information in the MAC header) from among data transmitted over radio.

Abstract: According to an embodiment of the present disclosure, provided is a method by which a first device performs SL communication. The method may comprise the steps of: generating S-SSB including symbols for S-PSS, symbols for S-SSS, and symbols for PSBCH; and transmitting the S-SSB to a second device, wherein a total number of symbols for S-PSS is three, and the symbols for S-PSS include a first S-PSS symbol, a second S-PSS symbol, and a third S-PSS symbol.

Abstract: The present disclosure relates to a signal processing device and a vehicle display apparatus including the same. The signal processing device according to an embodiment of the present disclosure includes a processor configured to perform signal processing for displays located in a vehicle, wherein the processor is configured to: display a first image including a first overlay on a first display, transmit the first image by screen sharing, and display a second image of a mirrored image corresponding to the first image on a second display; generate a second overlay different from the first overlay while displaying the first image and the second image; transmit information related to the second overlay by instance copying; and display a second overlay generated based on the information related to the second overlay on top of the first image or the second image. Accordingly, objects may be displayed rapidly and accurately by instance copying during screen sharing.

Abstract: An induction heating type cooktop can include an upper plate configured to support an object to be heated, an intermediate heating element overlapping with the upper plate, a plurality of working coils configured to generate magnetic fields that pass through at least one of the object or the intermediate heating element, and a resonance capacitor configured to resonate with one or more of the plurality of working coils. Also, the induction heating type cooktop can include an inverter configured to apply current to at least one of the plurality of working coils and a switch configured to selectively connect at least one of the plurality of working coils to the inverter.

Abstract: A multicast signal transmission method, according to the embodiments, may comprise the steps of: receiving Internet Protocol (IP) streams from an upper layer; compressing, at a link layer, IP headers of the IP streams; generating link control information for link layer-related multicast; encapsulating IP header-compressed Robust Header Compression (ROHC) streams; encapsulating the link control information and an IP header compression-related descriptor; and transmitting, in a physical layer, a stream including the link control information, the descriptor and the ROHC streams. A multicast signal reception method, according to the embodiments, comprises the steps of: receiving a multicast signal from a physical layer; decompressing, at a link layer, IP headers of IP streams of the multicast signal; and parsing link control information for multicast, and an IP header compression-related descriptor, wherein IP header-compressed ROHC streams may be decapsulated.

Abstract: Discussed is a semiconductor light emitting device can include a light emitting layer, a passivation layer on an upper surface and a side surface of the light emitting layer, a protective layer on a lower surface and the side surface of the light emitting layer, a first electrode between the light emitting layer and the protective layer, and a second electrode between the light emitting layer and the passivation layer. An inner angle between the side surface and the lower surface of the light emitting layer can have an obtuse angle.

Abstract: Disclosed is a display device. The display device of the present disclosure includes: a display panel; a frame which is located in a rear of the display panel, and to which the display panel is coupled; a back cover which covers a rear of the frame, and which is coupled to the frame; and a basket which is located in a rear of the back cover, and which has an inner space, wherein an upper side of the back cover is spaced apart from an upper side of the frame in a rearward direction, and the basket spans the upper side of the back cover.

Abstract: A method and apparatus for intra-frequency cell reselection considering radio capability in a wireless communication system is provided. A wireless device may receive, from a cell, barring information informing that the cell is barred. A wireless device may receive, from the cell, a radio capability-specific intra-frequency cell reselection indicator (IFRI) related to a number of Rx branches and/or reception power. A wireless device may determine whether to perform intra-frequency cell reselection, based on the radio capability-specific IFRI.

Abstract: A method for controlling an artificial intelligence (AI) device can include, during an exploration stage, recommending each item within the group of items at least one time for outputting a first plurality of recommendations and receiving rewards for the first plurality of recommendations, storing a weighted average reward for each item in the memory, and storing a number of times each item within the group has been recommended. The method can further include, during an exploration-exploitation stage subsequent to the exploration stage, determining a maximum expected reward value for each item within the group of items based on the weighted average reward received for each item within the group of items, upper confidence bound value for each item within the group of items and a user preference value for each item within the group of items, and outputting a recommendation identifying an item having a highest maximum expected reward.

Abstract: A method for performing wireless communication by a first device, and an apparatus supporting same are provided. The method may comprise the steps of: transmitting, to a base station, information related to a sidelink (SL) positioning group; receiving, from the base station, information related to an SL positioning reference signal (PRS) resource; and transmitting or receiving an SL PRS on the basis of the SL PRS resource, wherein the SL PRS is a reference signal for positioning performed between multiple devices in the SL positioning group, and the SL PRS resource is configured on the basis of the information related to the SL positioning group.

Abstract: The present disclosure relates to an energy management apparatus and an energy management method. An energy management apparatus according to one embodiment includes an energy generation prediction unit having an energy generation prediction model, an energy consumption prediction unit having an energy consumption prediction model, and a control module to adjust a power purchase time point and a quantity of power to be purchased for each time zone based on the predicted energy generation output from the energy generation prediction model and the predicted energy consumption output from the energy consumption prediction model.

Abstract: A cooking appliance can include a first temperature sensor; a second temperature sensor; an analog switch configured to select one of a sensing value of the first temperature sensor and a sensing value of the second temperature sensor as a selected sensing value; and a processor configured to receive the selected sensing value from the analog switch, and apply the selected sensing value to at least one temperature prediction function and generate a predicted temperature based on an output of the at least one temperature prediction function. Also, the cooking appliance can include an upper plate configured to support an object to be heated, and a working coil configured to generate magnetic fields for heating the object.

Abstract: Provided is a mobile terminal comprising: a first frame; a second frame which slidingly moves with respect to the first frame in a first direction to switch to an extended mode and includes a ground metal, a first side metal, and a second side metal; a display part which includes a fixed portion coupled to the front surface of the first frame and a variable portion bent to surround the second frame; a rolling hinge which is coupled to the rear surface of the variable portion and comprises a conductive material; and a ground pin which is coupled to the rolling hinge, wherein the ground pin is brought into contact with the ground metal in the extended mode to electrically connect the rolling hinge to the ground metal.

Abstract: In a wireless local area network (WLAN) system, a transmission STA can transmit a PPDU via a 320 MHz channel, and a Medium Access Control (MAC) signal may be generated for the PPDU. The MAC signal may include puncturing pattern information and channel center frequency segment (CCFS) information for a 320 MHz band. The CCFS information may include a first CCFS field related to channel center frequency (CCF) information of a primary 160 MHz channel, and a second CCFS field related to CCF information of a 320 MHz channel.

Abstract: A heat exchanger of the present disclosure includes a plurality of fin tubes; in which refrigerant channels through which refrigerant flows are formed and which are arranged to be spaced apart in one direction; and a pair of headers configured to communicate with the refrigerant channels of the fin tubes, wherein each of the fin tubes of the plurality of fin tubes includes refrigerant channels through which a refrigerant can flow, a header hole through which the refrigerant can flows, and a header collar protruding in one direction from an edge of the header hole, wherein the one header collar of a respective fin tube of the plurality of fin tubes is inserted into another the header hole of the adjacent fin tube to the one respective fin tube, and wherein the pair of headers are configured to communicate with the refrigerant channels of the fin tubes.

Abstract: An image projection device can comprise a light source configured to output light corresponding to an image, and an optical system disposed in front of the light source and configured to project the image. The light source can comprise a substrate comprising a plurality of pixels and a plurality of semiconductor light emitting devices in the plurality of pixels of the substrate, respectively. The substrate can be disposed to be inclined with respect to the optical system, and the semiconductor light emitting device can emit a first condensed light having a first beam angle inclined with respect to the substrate.

Abstract: A method for controlling an artificial intelligence (AI) device can include obtaining, via a processor in the AI device, a knowledge base including a plurality of nodes, and flattening, via the processor, the knowledge base by transforming the knowledge base into a first plurality of documents, each of the first plurality of documents identifying a node within the knowledge base. Also, the method can further include receiving, via the processor, a user query, performing, via the processor, matching based on the user query and the first plurality of documents to generate a ranked results list, reducing, via the processor, the ranked results list based on a reducing operation to generate a reduced list, and outputting, via the processor, linked entities based on the reduced list.