Abstract: In an electronic device and a method for operation of the electronic device according to various embodiments, the electronic device may comprise: a sensor module for sensing whether an external object approaches the electronic device; a communication module for cellular communication; a first antenna for the cellular communication; a short-range wireless communication module for short-range wireless communication; a second antenna for the short-range wireless communication; and a processor, wherein the processor is configured to: check by means of the sensor module whether the external object approaches so as to be within a specified range, while transmitting a cellular signal with specified power through the first antenna; output a specified signal through the second antenna at least on the basis of determining that the external object has approached so as to be within the specified range; acquire, by means of the second antenna, a signal returning after the specified signal is reflected by the external obje

Abstract: Disclosed a photosensitive assembly, an imaging module, a smart terminal, and a method and a mould for manufacturing the photosensitive assembly.

Abstract: A lighting device disclosed in an embodiment of the invention includes a substrate; a plurality of light emitting devices on the substrate; a first reflective layer on the substrate; a resin layer on the first reflective layer and including a first surface from which light emitted from the light emitting device is extracted; a second reflective layer on the resin layer; and a light extraction layer on the first surface of the resin layer, wherein the first surface of the resin layer has a convex portion having a convex exit surface facing to each of the light emitting devices, and concave portions between the convex portions, and the light extraction layer may include a first extraction portion having protrusions on each exit surface, and second extraction portions concave between the plurality of protrusions.

Abstract: The present disclosure relates to a bit-width control method of bi-directional optical flow (BDOF) for coding a video signal. The method includes obtaining a first reference picture I(0) and a second reference picture I(1) associated with a video block, obtaining first prediction samples I(0)(i,j) of the video block from a reference block in the first reference picture I(0), obtaining second prediction samples I(1)(i,j) of the video block from a reference block in the second reference picture I(1), controlling internal bit-widths of the BDOF by deriving internal bit-widths of intermediate parameters, obtaining motion refinements for samples in the video block based on the BDOF being applied to the video block based on the first prediction samples I(0)(i,j) and the second prediction samples I(1)(i,j), and obtaining bi-prediction samples of the video block based on the motion refinements.

Abstract: The present application discloses a positioning method and an apparatus, which relate to the technical field of intelligent driving. A specific implementation solution is: determining a first positioning result using point cloud data collected by lidar in combination with a laser point cloud reflection value map; constructing a constraint condition using the first positioning result, where the constraint condition is used to accelerate a convergence speed of solving a receiver position using observation data; performing GNSS-PPP positioning using the constraint condition in combination with observation data of a GNSS receiver to obtain a second positioning result. Using this solution, lidar positioning technology is combined with GNSS-PPP positioning technology to realize a purpose of not relying on a GNSS base station.

Abstract: An electronic apparatus is provided. The electronic apparatus includes: a storage configured to store control code sets corresponding to each of a display apparatus and one or more external electronic apparatuses providing contents to the display apparatus; a communicator comprising communication circuitry configured to communicate with the display apparatus and a remote control apparatus; and a processor configured to determine a source apparatus, providing a content that is currently displayed on the display apparatus, of the display apparatus and the one or more external electronic apparatuses, and controlling the communication circuitry of the communicator to transmit a control code set corresponding to the determined source apparatus to the remote control apparatus.

Abstract: An electronic component series includes a base tape mainly composed of paper and having a multiplicity of accommodation recesses formed continuously at predetermined intervals for accommodating electronic components each having a substantially rectangular parallelepiped shape with an L dimension of less than or equal to 0.6 mm, a W dimension of less than or equal to 0.3 mm, and a T dimension of less than or equal to 0.3 mm; the electronic components accommodated in the accommodation recesses; and a cover tape continuously adhered to a surface of the base tape to cover the accommodation recesses. The electronic components are lifted from the accommodation recesses by peeling off the cover tape. Each of the accommodation recesses has a bottom surface inclined in a range of from 10° to 20° with respect to the surface of the base tape to be deeper toward a downstream in a conveyance direction.

Abstract: This application discloses a temperature feedback control apparatus, method. The method includes two electric switches, a feedback control unit and an optical component. A first electric switch is configured to control that only a first channel of at least two channels that correspond to the first electric switch is conducted at a moment, to feed back an optical signal of a target optical component connected to the first channel to the feedback control unit. The feedback control unit is configured to calculate temperature of the corresponding optical component based on an electrical signal converted from the optical signal, to obtain a control signal. The second electric switch is configured to control, when the first channel is conducted, that only the second channel is conducted, to transmit the control signal to the target optical component to adjust its temperature. The optical component connects to both the first and second channels.

Abstract: A vehicle control method includes recognizing surrounding conditions of a vehicle and controlling a speed and a steering of the vehicle based on the surrounding conditions of the vehicle. The method includes controlling the vehicle to stop before a stop line such that the vicinity of a center or the center in a width direction of the vehicle is aligned with the vicinity of a center or the center in a length direction of the stop line in a width direction of a road.

Abstract: Systems and methods for updating a model of a building are provided. The method includes obtaining a three-dimensional (3D) model of a building including reference environmental data associated with a plurality of reference locations of the building and obtaining current environmental data corresponding to a current location of the building. The method further includes identifying, from the 3D model, a target reference location corresponding to the current location from the plurality of reference locations of the building and comparing the current environmental data with the target reference environmental data. The method further includes sending to the user device the target reference location when the current environmental data match the target reference environmental data, and updating the 3D model with the current environmental data when the current environmental data statistically un-match the target reference environmental data.

Abstract: The disclosure relates to a communication technique for fusing a 5th generation (5G) or pre-5G communication system with IoT technology to support higher data rates after a 4th generation (4G) communication system such as long term evolution (LTE) and a system thereof. The disclosure can be applied to intelligent services (e.g., smart home, smart building, smart city, smart car or connected car, healthcare, digital education, retail, security and safety related services, etc.) based on 5G communication technology and IoT-related technology. According to various embodiments of the disclosure, a method and apparatus for allocating time and frequency resources for smoothly providing a service are provided.

Abstract: The present application relates to a display device and a method of providing the same. A display device includes a display panel which is bendable, the display panel including a bending area and a pad area which is adjacent to the bending area, and a lower layer extending along the pad area of the display panel. The lower layer includes a lower film layer defining an opening at the pad area, the opening exposing a portion of the pad area to outside the lower film layer, and a step compensation member which is in the opening of the lower film layer and on the portion of the pad area which is exposed to outside the lower film layer.

Abstract: A lens moving apparatus includes a base comprising a body and a post extending upward from an upper surface of the body; a bobbin disposed on the body; a magnet disposed on the bobbin; and a coil disposed to correspond to the magnet and configured to move the bobbin in a direction parallel to an optical axis by an interaction with the magnet; and a rolling member disposed between the bobbin and the post of the base. The post includes a groove having an opening spaced from opposite ends of the groove, and the rolling member is disposed in the groove of the post, and the opening is configured to expose a portion of the rolling member. The bobbin includes a support extending into the opening so as to be in contact with the rolling member.

Abstract: A method and apparatus for generating a game character model, a processor, and a terminal are provided. The method includes: a user map corresponding to a two-dimensional user image to be used is acquired; the user map is mapped to an initial map of a game character to obtain a mapped map of the game character; and the mapped map and a game character grid are fused to generate a game character model. The present disclosure solves the technical problem that face mapping and face fusion provided in the related art are generally applied to two-dimensional face images but cannot be applied to a three-dimensional game environment.

Abstract: A method of manufacturing a metallic rotor of an eccentric screw pump, comprising clamping a workpiece extending along a central longitudinal axis in a workpiece clamping device and removing material from the workpiece by cutting with a cutting tool. The invention further comprises not producing the surface of the rotor in a three-axis whirling process, using the cutting tool to produce the outer surface geometry of the rotor, advancing the cutting tool along an axis of advance that is parallel to the longitudinal axis of the rotor, and rotating the cutting tool about an axis of tool rotation that is parallel to the longitudinal axis of the rotor.

Abstract: A method and a device for testing an electrode sheet, the method may comprise: acquiring M pieces of test data of a tab, wherein the tab protrudes from the end face of the electrode sheet along the first direction, the M pieces of test data are the test data of the tab at M consecutive positions along the second direction, the M pieces of test data are the test data of the height of the tab in the first direction, the second direction is perpendicular to the first direction, and M is a positive integer greater than 1; and determining whether the shape of the tab is normal based on the M pieces of test data.

Abstract: The present invention relates to a high-performance adhesive roll cleaner including: an adhesive tape roll formed by winding an adhesive tape, having an adhesive layer formed on one surface of a warp-knitted fabric base layer, so that the adhesive layer faces outward; and a support body configured to rotatably support the adhesive tape roll; wherein the warp-knitted fabric base layer may be continuously cut at intervals of 2 mm. The present invention may provide remarkable advantages in that the adhesive tape may be easily cut at a desired position during use, and may be used repeatedly due to the excellent initial tack thereof, so that the economic efficiency thereof may be maximized while the waste thereof is prevented.

Abstract: To suppress a variation in characteristics of a transistor due to a released gas from an organic insulating film so that reliability of a display device is increased. The display device includes a transistor, an organic insulating film which is provided over the transistor in order to reduce unevenness due to the transistor, and a capacitor over the organic insulating film. An entire surface of the organic insulating film is not covered with components (a transparent conductive layer and an inorganic insulating film) of the capacitor, and a released gas from the organic insulating film can be released to the outside from exposed part of an upper surface of the organic insulating film.