Abstract: A method of adjusting uplink timing in a wireless communication system and an apparatus therefor. A method for a user equipment to adjust uplink timing in a wireless communication system includes transmitting, to a base station, an uplink signal, receiving, from the base station, a timing advance (TA) command configured based on the uplink signal, and performing uplink transmission to the base station by applying a timing advance (TA) indicated by the TA command. The TA command may be interpreted based on subcarrier spacing of at least one frequency resource region to which the TA is to be applied.

Abstract: Disclosed in the present application is a method by which a transmission terminal transmits a signal by using device-to-device communication in a wireless communication system. Particularly, the method comprises the steps of: dividing each of a plurality of resource units into clean units and dirty units; selecting at least one of the clean units as a transmission resource when the number of clean units is greater than or equal to a first threshold value; selecting at least one of the dirty units as the transmission resource when the number of clean units is less than the first threshold value; and transmitting a device-to-device communication signal by using the selected transmission resource, wherein the transmission resource selected among the dirty units is determined on the basis of the transmission power of the device-to-device communication signal.

Abstract: The present disclosure provides a multi-mode dimming control method and a dimming circuit. The multi-mode current control method includes: receiving a dimming signal, and controlling the dimming circuit to be operated in a plurality of modes in an arbitrary order according to the dimming signal, wherein the plurality of modes include any two or all of a first dimming mode, a second dimming mode, and a third dimming mode. Also, the dimming circuit can be operated in different combinations of different modes according to actual needs, so that the requirements of a wide dimming range and a low output current ripple can be realized.

Abstract: A power circuit includes a voltage converter, an UVLO circuit, a power transistor, and a driving circuit. The voltage converter converts an external voltage to a supply voltage according to an UVLO signal. The UVLO circuit generates the UVLO signal when the external voltage exceeds a threshold. The power transistor draws a power current according to a voltage of a driving node. The driving circuit includes a high-side transistor, a low-side transistor, a charge pump, and a pre-driver. The high-side transistor provides the supply voltage to the driving node according to a high-side voltage of a high-side node. The low-side transistor couples the driving node to a ground according to a first internal signal. The charge pump generates a high-side voltage that exceeds the supply voltage according to the first internal signal. The pre-driver generates the first internal signal according to a control signal.

Abstract: A 3D printing apparatus including a 3D printing device, a VR display device, and a processing device is provided. The VR display device displays a VR image. The VR display device includes an input device. The input device receives an input signal and the input signal in response to selecting a virtual object in the VR image. The processing device obtains a generic model data corresponding to the virtual object based on the input signal. The processing device executes an edit module to edit a 3D model corresponding to the virtual object based on the generic model data. When the processing device outputs a plurality of layered data corresponding to the 3D model to the 3D printing device, the 3D printing device prints a 3D object corresponding to the 3D model based on the plurality of layered data. Moreover, a 3D printing method is also provided.

Abstract: The present invention relates to method and device for decoding a bitstream for a video signal in a decoding device, the method comprising the steps of: obtaining skip flag information about a current coding block from a bitstream; and, if the skip flag information indicates that a skip mode is applied with respect to the current coding block, performing inter-prediction for the current coding block by means of inter-prediction parameter information of a neighboring block of the current coding block. Moreover, the neighboring block of the current coding block comprises a plurality of temporal neighboring blocks and spatial neighboring blocks adjacent to the current coding block.

Abstract: A room monitoring System is provided, comprising: a speaker; a microphone; and a digital signal processor (DSP) adapted to generate and transmit a first audio test signal to the speaker to be broadcast in the room, wherein the first audio test signal comprises a power spectral density that is inversely proportional to its frequency, and wherein the transmitted first audio test signal is reflected within the room, and wherein the DSP is further adapted to process the reflected broadcast first audio test signal received by the microphone, generate and save a frequency-amplitude analysis of the received first audio test signal as an initial reference curve, periodically test the room in a substantially similar manner to generate one or more additional reference curves, and compare the one or more additional reference curves to determine whether they are within a known, predetermined tolerance of the initial reference curve.

Abstract: A method of receiving a downlink (DL) signal by a user equipment (UE) operating on a frequency band above 6 GHz in a wireless communication system is discussed. The method includes receiving system information including first information related to one or more synchronization signal (SS) and PBCH (SS/PBCH) block groups and second information related to one or more SS/PBCH blocks within each of the one or more of SS/PBCH block groups; and receiving the DL signal in resources other than resources used for the one or more SS/PBCH blocks within each of the one or more of SS/PBCH block groups indicated by the first and second information.

Abstract: The present invention relates to a system iron. The system iron of the present invention includes a body including therein a steam generator for generating steam; an ironing plate disposed on the body so as to spray the steam generated by the steam generator to an outside; a height adjustment box, which is retracted into the body and extended outwards from the body so as to adjust a height of the ironing plate; a lock including a first bar, which projects outwards from the height adjustment box so as to limit the movement of the height adjustment box; a lock holder, which is connected to two side surfaces of an end of the lock so as to change the position of the first bar, thereby allowing the height adjustment box to be moved; and a height adjustment lever for moving the lock holder via a wire.

Abstract: A method of sensing a loaded state of articles in a storage bin and a robot implementing the method are provided. The robot senses a loaded state of articles received in the storage bin in real time or at regular intervals and includes the storage bin and storage bin sensors disposed outside the storage bin. The storage bin sensors are arranged at a non-parallel angle relative to a side surface of the storage bin.

Abstract: A bar-type mobile terminal can include a wireless communication unit including one or more components which permit wireless communications between the bar type mobile terminal and a wireless communication system; a plurality of antennas configured to transmit or receive radio signals; a metallic frame having a front side and a rear side, the metallic frame including a base portion, an edge portion forming an appearance of the bar-type mobile terminal, an upper through hole disposed in an upper portion of the metallic frame, and a lower through hole disposed in a lower portion of the metallic frame; an upper non-metallic coupling disposed in the upper through hole of the metallic frame; a lower non-metallic coupling disposed in the lower through hole of the metallic frame; a window disposed on the front side of the metallic frame; a display module disposed between the window and the front side of the metallic frame; a first waterproof layer disposed between the window and a front side of the edge portion of th

Abstract: A three dimensional (3D) printing method and a 3D printing apparatus are provided. The 3D printing method includes: performing a voxelization operation on a space including a 3D model to obtain a plurality of voxels corresponding to the space; selecting a first voxel of the voxels including a first supporting point of supporting points; determining a first merge point of a plurality of merge points according to the first voxel, wherein the first merge point is located at a second voxel of the voxels; printing a first supporting member of supporting members according to the first supporting point and the first merge point.

Abstract: A window shade system includes a first bracket coupled to a first pivot and rotatable at least within a first range of angles, a second bracket coupled to a second pivot and rotatable at least within a second range of angles, and first and second gears that each include a circular base rotatable about a central axis. Gear teeth are arranged in a same row and extend outward from the outer region and are evenly spaced from each other along the outer region of the gears. The first and second pivots are arranged relative to each other and relative to the central axes of the first and second gears, respectively, such that for any angle within the first range of angles, the gear tooth of the first gear meshes with the gear tooth of the second gear at a corresponding angle within the second range of angles.

Abstract: A gear includes a circular base having a front surface that includes an inner region and an outer region that surrounds the inner region. The circular base is rotatable about a central axis. Plural gear teeth are arranged in a same row and extend outward from the outer region of the front surface and are evenly spaced from each other along plural locations on the outer region. Each gear tooth has a cross-sectional width that decreases with decreasing distance from the central axis, and has an outer shape configured to permit any one of the gear teeth in the row to contact and directly mesh with any gear tooth in a corresponding row of gear teeth of a substantially identical gear for any gear angle within a predefined range of gear angles between the central axis of the gear and the central axis of the substantially identical gear.

Abstract: The present invention relates to a wireless communication system. Particularly, the present invention relates to a method and an apparatus therefor, the method comprising the steps of: transmitting a PUSCH on a first RB set of subframe #n; transmitting a PUCCH on a second RB set of subframe #n; and when the first RB set and the second RB set overlap, restricting transmission of the PUCCH on one or more RBs where the first RB set and the second RB set overlap.

Abstract: An inventive Power over Ethernet (PoE) Powered Device (60) includes an auxiliary processor (62) which negotiates a power level with a PoE Power Sourcing Equipment using a first link layer (650), means for holding the PoE Powered Device in a low power state, and a second link layer (50) which allows the main processor to communicate over the Ethernet.

Abstract: A user equipment in a wireless communication system receives RACH configuration information including preamble format information indicating a first format and transmits a RACH preamble with the first format. The RACH preamble with the first format includes a cyclic prefix (CP) part and a sequence part in a time domain. The RACH preamble with the first format satisfies: a CP length of the RACH preamble of the first format is N times a CP length NCP of an orthogonal frequency division multiplexing (OFDM) symbol, where N is the number of OFDM symbols used to transmit a RACH preamble and is greater than 1.

Abstract: Disclosed is a reference signal generation method in which generated are reference signal sequences applied, if the number of antenna ports used in data transmission is 9 or more, the reference signal sequences are mapped to resource regions allocated to the plurality of antenna ports, respectively, and a subframe to which the reference signal sequences are mapped is transmitted to a terminal. In the reference signal generation method, a resource region to which mapped is a reference signal sequence with respect to the ninth antenna port among the plurality of antenna ports is identical to a resource region to which mapped is a reference signal sequence with respect to the tenth antenna port, and the reference signal sequence with respect to the ninth antenna port and the reference signal sequence with respect to the tenth antenna port are multiplexed by means of CDM.

Abstract: A method for forwarding a non-access stratum (NAS) message of a user equipment (UE) in a wireless communication system is disclosed. The method includes sending an uplink (UL) NAS message including a session management (SM) message to an access and mobility management function (AMF), and receiving, from the AMF, an indication message indicating that the SM message is unroutable, wherein indication information indicating that the SM message is unroutable is delivered to a SM sublayer of the UE.

Abstract: Embodiments of the present invention relate to a wireless access system supporting a non-licensed band and, more particularly, to methods for transmitting or receiving sub-frame length information indicating the lengths of current and next subframes, and apparatuses for supporting the same. As an embodiment of the present invention, a method for receiving sub-frame (SF) length information in a wireless access system supporting a non-licensed band may comprise the steps of: receiving a signal including first SF length information indicating the lengths of one or more of a current SF and a next SF in sub-frame number n?1 (SF # n?1); and receiving one or more of a downlink physical channel and a downlink signal in the SF # n?1 on the basis of the first SF length information. Here, the first SF length information may indicate that the current SF or the next SF is the end SF of a downlink transmission burst in the non-licensed band.