Abstract: Provided is a display apparatus including: a display panel, a backlight unit configured to output light, a backlight driver configured to drive the backlight unit by identifying a dimming section of the backlight unit corresponding to a variable refresh rate of an image, based on reception of a sync signal, a memory storing at least one instruction, and at least one processor configured to execute the at least one instruction. The display apparatus is configured to identify a first output frequency of a sync signal that varies based on the variable refresh rate of the image, output the sync signal to the backlight driver in a second output frequency that is a higher frequency than the first output frequency, based on predetermined information, and drive the backlight unit corresponding to the variable refresh rate of the image, based on receiving the sync signal in the second output frequency.

Abstract: A display method is provided. The display method includes providing a display panel having a plurality of subpixels, a respective subpixel of the plurality of subpixels including a first area, n1 number of second areas, and n2 number of third areas, the first area being between the n1 number of second areas and the n2 number of third areas, n1?1, and n2?1; for displaying a first frame of image, controlling light emission of the respective subpixel to be limited in the first area, m1 number of the n1 number of second areas, and m2 number of the n2 number of third areas; and for displaying a second frame of image, controlling light emission of the respective subpixel to be limited in the first area, m1? number of the n1 number of second areas, and m2? number of the n2 number of third areas.

Abstract: A driving method for a display panel and a display apparatus. The driving method includes: obtaining original display data of a current display frame; and when it is determined to adopt a first driving mode, loading first gate scanning signals (GA1_1-GA12_1) to gate lines (GA, GA1-GA12) in the display panel, and loading a data voltage to data lines (DA, DA1-DA7) in the display panel according to target display data obtained by removing a part of data from the original display data, so as to charge each sub-pixel in the display panel with the data voltage.

Abstract: A method of efficiently processing packet loss in an image display apparatus and the image display apparatus is provided. The method includes receiving an image divided into a plurality of segments, identifying a segment which a user is looking at, from among the plurality of segments, determining whether there is a loss in at least one data packet in the segment, which the user is looking at, from among the plurality of segments, and requesting to retransmit a lost data packet in the segment that the user is looking at, based on a result of the determining.

Abstract: Embodiments of the present disclosure provide a method and a device for music play. The method comprises receiving a first operation instruction in a target application for playing music; in response to the first operation instruction, presenting a first interface of the target application, the first interface including an operation control for enhancing a play effect of the music through at least one processing, the processing being used for representing music content in a way more than sound; receiving a second operation instruction for the operation control; processing the music based on the second operation instruction during a process of playing the music.

Abstract: An active noise reduction system includes a controller configured to acquire a plurality of noise signals output from a plurality of noise microphones, select a plurality of reference signals and an error signal from among the plurality of noise signals, the plurality of reference signals corresponding to a noise, the error signal corresponding to an error between the noise and a canceling sound, generate a control signal from the plurality of reference signals by using a plurality of control filters, and adaptively update the plurality of control filters by using a plurality of acoustic transmission filters. The plurality of acoustic transmission filters includes at least one adaptive update filter configured to be adaptively updated, and at least one non-adaptive update filter configured to be updated based on an update value of the adaptive update filter.

Abstract: A method and apparatus for personalizing a speech recognition model is disclosed. The apparatus may obtain feedback data that is a result of recognizing a first speech input of a user using a trained speech recognition model, determine whether to update the speech recognition model based on the obtained feedback data, and selectively update, dependent on the determining, the speech recognition model based on the feedback data.

Abstract: An advertisement multi-screen collaboration method and a device are provided, and relate to the field of electronic devices, to resolve a problem that a public-oriented device and a terminal of a user cannot implement cross-device multi-screen collaboration. When playing a first advertisement, an advertising device broadcasts a wireless signal that includes an identifier of the first advertisement and bearing information used to indicate a position and an orientation of the advertising device. A first terminal receives the wireless signal, and when determining that the first advertisement played by the advertising device is effectively exposed to a user of the first terminal, sends an effective exposure event to a server. The effective exposure event includes a unified identity corresponding to the user of the first terminal and the identifier of the first advertisement, so that the server updates a historical preference of the user corresponding to the unified identity.

Abstract: Provided is a communication device including: a first receiving unit configured to receive distribution information from a second moving object that is different from a first moving object on which the communication device is mounted; a storage unit configured to store the distribution information; a transmission unit configured to transmit the distribution information to a third moving object that is different from the first moving object; and a communication relay unit configured to relay a communication between an external terminal located outside the first moving object, and an external network, in which the distribution information includes a restriction condition for restricting the transmission of the distribution information, and when the transmission unit determines that the transmission of the distribution information to the third moving object is not restricted based on the restriction condition, the transmission unit transmits the distribution information to the third moving object.

Abstract: The present disclosure relates to a control method and a system for an electronic device providing an offline market-based virtual space shopping service, and particularly, the control method for an electronic device includes: setting, by the electronic device, a virtual location of a user according to a user input within a virtual space representing an offline marketplace; providing, by the electronic device, at least one virtual image matched with the virtual location of the user based on image data constituting the virtual space; and providing, by the electronic device, an image of at least one metahuman positioned within a predetermined distance from the virtual location of the user within the virtual space.

Abstract: The present invention provides a carbon material dispersion in which a carbon material is contained at a high concentration in a liquid medium containing an organic solvent but is unlikely to reaggregate and is stably dispersed, and from which various products, such as an ink capable of forming a coating film having excellent electric conductivity, can be formed.

Abstract: A magnetic-component module includes a substrate, a header on the substrate, a core, a winding including a trace on the header, and an overmold material encapsulating the header, the core, and the trace.

Abstract: A multilayer ceramic capacitor includes a second alloy portion including one metal element provided in a greatest amount among metal elements of an internal electrode layer, and one or more metal elements among a metal group including Sn, In, Ga, Zn, Bi, Pb, Cu, Ag, Pd, Pt, Ph, Ir, Ru, Os, Fe, V, and Y is provided between a second dielectric ceramic layer and a first internal electrode layer, and between a second dielectric ceramic layer and a second internal electrode layer, respectively.

Abstract: The present disclosure provides a dual-band dual-polarization splitter connecting a cross-shaped waveguide power divider to with an E-plane waveguide magic T and an ortho-mode transition through an E/H-plane 90° curved waveguide to form a new type of coaxial waveguide ortho-mode transition, thereby implementing the structure of coaxial circular waveguide feeding in high and low frequencies at the same time, reducing the length of the high-frequency transmission line, and reducing the transmission loss. Meanwhile, the present disclosure implements dual-polarization transmission in each frequency band, and can flexibly switch between vertical polarization and horizontal polarization when the dual-polarization has been converted to the single-polarization.

Abstract: Disclosed is an electronic device including a first circuit board including a first surface facing a first direction and a second surface facing a second direction opposite to the first direction; a second circuit board including a third surface facing the first direction and a fourth surface facing the second direction; an interposer disposed between the first circuit board and the second circuit board; an antenna disposed at the first surface of the first circuit board; a first electronic component disposed on the second surface of the first circuit board and electrically connected with the antenna; and a thermal interface material (TIM) disposed between the second surface of the first circuit board and the third surface of the second circuit board and contacting a surface of the first electronic component.

Abstract: An electronic device includes: a housing; a substrate disposed in the housing; an antenna radiator; and an electrical connection member electrically interconnecting the antenna radiator and the substrate, wherein the electrical connection member includes: a plate portion including a first surface facing the antenna radiator and a second surface facing away from the first surface; a first fixing portion provided at a first end of the plate portion, the first fixing portion including a through hole and a tension structure; and a second fixing portion provided at a second end of the plate portion and electrically connecting the electrical connection member to the substrate, wherein the first fixing portion is fixed to the antenna radiator via a locking device that passes through the through hole, and wherein the tension structure is configured to contact the antenna radiator and maintain tension between the electrical connection member and the antenna radiator during fastening of the locking device.

Abstract: The electronic device includes a frame, a screen, and a circuit board assembly. A part of the frame forms a radiator of an antenna, or the radiator of the antenna is fixed on an inner side of the frame. The circuit board assembly is located on the inner side of the frame. The circuit board assembly includes a first conductive member, and a first board, an elevating board, and a second board sequentially stacked. The first board is located on one side of the second board away from the screen. The first board includes a first main body portion and a first extension portion connected to the first main body portion. The first main body portion is fixedly connected to the elevating board. The first extension portion protrudes relative to the elevating board and the second board, and is disposed close to the radiator.

Abstract: Device and method controlling for an antenna, an antenna system and a computing control device are provided. The antenna includes multiple antenna array elements and multiple phase shifters for calibrating phases of the multiple antenna array elements. The device includes a temperature sensor, a positioning unit and a computing control unit, the temperature sensor is configured to obtain temperature information of the antenna and output it to the computing control unit; the positioning unit is configured to obtain position information of the antenna and output it to the computing control unit; the computing control unit is configured to receive the position information and temperature information of the antenna, determine position information of a satellite, and control the phase shifters to adjust phases of the multiple antenna array elements according to the position information the temperature information of the antenna, the position information of the satellite and pre-stored calibration data.

Abstract: The disclosure relates to radio engineering and, for example, to the printed circuit board-integrated antenna of transmitting/receiving data. A printed circuit board-integrated antenna for transmitting/receiving data, the antenna comprises an intermediate section comprising patch elements interconnected by at least one via, wherein a first patch element is disposed in a lower middle layer and is separated by a gap from a conductive solid area, a second patch element is disposed in an upper middle layer and is separated by a gap from the conductive solid area; a parasitic patch element disposed in an upper layer and separated by a gap from the conductive solid area; and a strip line connected directly to an edge of the first patch element, the strip line being disposed in the lower middle layer and configured for communicating a data signal to or from the intermediate section when transmitting/receiving data.

Abstract: An electrical connector includes: an insulative base having a top surface, a bottom surface, and plural holes extending through the top surface and the bottom surface; a group of contacts mounted to corresponding holes, each contact having an upper contacting arm and a side portion; and a standoff secured to the side portion.