Abstract: Disclosed is a turbo compressor. A rotary shaft is installed in a housing to be rotatable. A bearing supports the rotary shaft to be rotatable. A bearing housing is coupled to the housing and supports the bearing. The bearing includes a journal bearing and a journal bearing safety device. The journal bearing is attached to the inner circumference of the bearing housing, and includes a gas foil bearing so as to support the load of the rotary shaft in the radial direction. The journal bearing safety device is provided in the bearing housing, and restricts the movement distance of the rotary shaft in the radial direction to be within the elastic deformation range of the journal bearing. According to this configuration, damage to the journal bearing can be prevented.

Abstract: A biosensor cartridge can include a circuit board including a connection terminal electrically connectable to an external diagnostic device; a sensor chip detecting a target material from an applied analysis specimen, having a reactant reacting specifically with the target material, and transmitting an electrical signal generated by reacting with the detected target material to the connection terminal of the circuit board; and a housing accommodating the circuit board and the sensor chip and surround the circuit board and the sensor chip so that the connection terminal is exposed. The housing has an inclined surface dent from an upper surface and forms an accommodating portion that exposes the sensor area of the sensor chip and accommodates the test specimen. Further, the accommodating portion includes a pattern structure for lowering surface energy.

Abstract: A cooking appliance in which a plurality of transparent plates, which block heat generated in the cavity to protect a camera, are disposed not to be in direct contact with a camera module, and individual transparent plates are spaced apart from each other to form air layers so that the direct conduction of heat from the cavity to the camera can be prevented.

Abstract: The present disclosure proposes a method and apparatus for configuring a field for indicating transmission of an A-PPDU and a bandwidth of an A-PPDU in a wireless LAN system. Specifically, a receiving STA receives an A-PPDU from a transmitting STA. The receiving STA decodes the A-PPDU. The A-PPDU comprises an HE PPDU for a primary 160 MHz channel and an EHT PPDU for a secondary 160 MHz channel. The EHT PPDU comprises first and second U-SIG fields. The first U-SIG field comprises a first BW field. The second U-SIG field comprises a Validate field. The Validate field comprises information indicating that the A-PPDU has been transmitted. The first BW field comprises information on a bandwidth of the A-PPDU and a bandwidth of the EHT PPDU.

Abstract: A display device according to an embodiment of the present disclosure comprises: a controller for acquiring motion information from video data, and generating result video data on the basis of a gain value corresponding to the motion information; and a display for outputting an image on the basis of the result video data, wherein the controller can acquire the result video data by applying different gain values to a motion region and a remaining region that excludes the motion region, if the area of the motion region is sensed, on the basis the motion information, as having a predetermined proportion or less to the total image area.

Abstract: A method by which a first device performs wireless communication, and an apparatus supporting same are presented. The first device can trigger re-evaluation or preemption checking of the first SL resource at a second slot; the first device can perform consecutive partial sensing from a first time up to a second time on the basis of the re-evaluation or the preemption checking being triggered; the first time can be a time preceding a processing time from the first candidate slot after the second slot from among the Y candidate slots; and the second time can be a time when information related to at least one candidate resource determined by means of the re-evaluation or the preemption checking is reported from a PHY layer to a MAC layer.

Abstract: A refrigerator includes: a sensor comprising a magnetic field sensor and a magnet and configured to detect an open or closed state of the door and measure a pressed amount of the door based on a change in a distance between the magnetic field sensor and the magnet, and a controller configured to control a door driver and determine whether the door is to be opened based on the pressed amount of the door. The controller is configured to determine whether the door is to be opened by comparing (i) a difference between an output voltage and a threshold value with (ii) a substituted operation determination value, where the difference between the output voltage and the threshold value is compared with the operation determination value to determine, based on the operation determination value being equal to or greater than a determination lower limit, whether the door is to be opened.

Abstract: A point cloud service providing method according to embodiments may comprise the steps of: performing a call connection for a call between a first user terminal and a second user terminal; and when the call connection is performed, transmitting point cloud data to the first user terminal by the second user terminal by using at least one real time transport protocol (RTP) packet, wherein the point cloud data is G-PCC data compressed on the basis of G-PCC, and a header of the at least one RTP packet comprises identification information for identification of the G-PCC data.

Abstract: Disclosed are a multi-layer transmission and reception method in a communication system based on 1-bit quantization in a wireless communication system, and an apparatus for supporting same. Particularly, a method by which a first device transmits and receives a signal in a wireless communication system comprises the steps of: receiving a reference signal (RS) from a second device; generating a demodulation reference vector on the basis of the RS; and receiving a data signal from the second device by using the demodulation reference vector, wherein the RS can be generated differently according to the modulation of the data signal.

Abstract: A method of transmitting and receiving a physical downlink control channel (PDCCH) in a wireless communication system and a device therefor are disclosed. The method performed by a user equipment (UE) comprises receiving, from a base station (BS), configuration information for a control resource set (CORESET), the configuration information including information related to a transmission configuration indication (TCI) state for the CORESET, receiving one or more reference signals (RSs) from the BS, measuring the one or more RSs, transmitting, to the BS, beam information including information for an RS related to a best beam among the one or more RSs, changing a reference RS of the TCI state to the RS related to the best beam, and receiving, from the BS, the PDCCH based on the best beam in the CORESET.

Abstract: The present disclosure relates to a storehouse. In one aspect of the present disclosure, a storehouse may include a first storage space configured to provide a space in which goods are stored within a predetermined temperature or a predetermined temperature range and a second storage space configured to provide a space in which a first heat exchanger is accommodated. The storehouse may include a third storage space configured to provide a space in which a second heat exchanger is accommodated. The storehouse may include a suction line heat exchanger (SLHX) including a first refrigerant pipe through which a refrigerant passing through the first heat exchanger flows and a second refrigerant pipe through which a refrigerant passing through the second heat exchanger flows, the first refrigerant pipe and the second refrigerant pipe being provided in contact with each other to exchange heat with each other.

Abstract: A heat pump may include: a compressor compressing refrigerant received from an accumulator; a water-refrigerant heat exchanger exchanging heat between the refrigerant discharged from the compressor and water; a main expansion valve expanding the refrigerant passed through the water-refrigerant heat exchanger; an outdoor heat exchanger exchanging heat between the refrigerant passed through the main expansion valve and outdoor air and connected to the accumulator; a main pipe connecting the water-refrigerant heat exchanger and the outdoor heat exchanger, the main pipe at which the main expansion valve is installed; an internal heat exchanger installed at the main pipe between the water-refrigerant heat exchanger and the main expansion valve; an injection pipe at which the internal heat exchanger is installed; an injection valve installed at the injection pipe; a bypass pipe; and a bypass valve installed at the bypass pipe.

Abstract: A method for transmitting wireless power according to one embodiment of the present specification involves: receiving information about received power values for two or more correction points for power correction from a device for receiving wireless power; constructing a power correction curve, for detecting foreign substances, on the basis of the information about the received power values; and transmitting a data packet requesting initiation of a power correction protocol for updating the power correction curve.

Abstract: A method of operating a first device (100) in a wireless communication system is proposed. The method may comprise: obtaining information related to an SL PRS configuration; obtaining information related to a positioning method; transmitting, based on the SL PRS configuration, a first SL PRS to a second device (200) for requesting participation in a positioning group for positioning; receiving, from the second device (200), a first message for accepting the request; forming a positioning group based on at least one received message, including the first message; and performing the positioning within the positioning group, based on the positioning method.

Abstract: Proposed is a method for operation of a first device (100) in a wireless communication system. The method may comprise the steps of: transmitting, on the basis of an initial transmission resource, SCI for scheduling of a PSSCH to a second device (200) via a PSCCH; transmitting, on the basis of the initial transmission resource, an MAC PDU to the second device (200) via the PSSCH; receiving HARQ feedback related to the PSSCH from the second device (200) via a PSFCH resource; and carrying out, on the basis of the HARQ feedback being HARQ NACK information, partial sensing for resource reevaluation or preemption for at least one retransmission resource.

Abstract: Provided is a method for receiving a signal by a terminal in a wireless communication system, the method comprising: receiving first data from a first transmission terminal and determining a HARQ feedback transmission time for the first data; receiving second data from a second transmission terminal and determining a HARQ feedback transmission time for the second data, wherein the first transmission terminal is aligned with the reception terminal by a first beam and the second transmission terminal is aligned with the reception terminal by a second beam; and based on the HARQ feedback transmission time for the first data and the HARQ feedback transmission time for the second data being identical with each other, modifying the HARQ feedback transmission time for the first data and transmitting, to the first transmission terminal, a negotiation message for indicating the HARQ feedback transmission time modification.

Abstract: A method and a device for performing TID-to-link mapping in a wireless LAN system are disclosed. A method of performing link management by an STA MLD in a wireless LAN system may comprise the steps of: receiving a first frame including first information related to link mapping of a plurality of TIDS from an AP MLD; and transmitting, to the AP MLD, a second frame including second information indicating whether to request updating of link mapping of at least one TID among the plurality of TIDs and third information related to updating of link mapping of the at least one TID.

Abstract: Disclosed, according to various embodiments, are a method and an apparatus for transmitting, by a terminal, a message including terminal information in a wireless communication system. The method and the apparatus therefor are disclosed, the method comprising the steps of: receiving configuration information related to transmission of the message; transmitting a first message including the terminal information at a first point of time on the basis of the configuration information; and transmitting a second message including the terminal information at a second point of time on the basis of the configuration information, wherein on the basis of omission of transmission of a third message at a third point of time between the first point of time and the second point of time, the second message further includes a data field including a path history.