Abstract: A camera module includes a housing accommodating a lens module, a driving unit including a magnet disposed on the lens module and a coil disposed to face the magnet, a yoke generating attractive force with the magnet, a first ball member accommodated in a first receiving space disposed between the lens module and the housing, and pressed by the attractive force, and a second ball member accommodated in a second receiving space disposed between the lens module and the housing, and pressed by the attractive force. A length of the first receiving space in an optical axis direction is different from a length of the second receiving space in the optical axis direction.

Abstract: A nanorod light-emitting diode includes a first conductivity-type semiconductor layer including a body having a cylindrical shape, and a hexagonal pyramid shape provided on the body, an active layer covering an upper surface of the hexagonal pyramid shape, a second conductivity-type semiconductor layer covering an upper surface of the active layer, an electrode layer covering an upper surface of the second conductivity-type semiconductor layer, and an insulating layer formed to surround a side surface of the body and to expose a lower region of the side surface of the body.

Abstract: A method for producing a polymer composition including modified polymers having a boron-containing functional group includes anionically polymerizing at least one monomer selected from the group consisting of conjugated dienes and aromatic vinyl compounds in the presence of an active metal or an active metal compound capable of catalyzing anionic polymerization to produce a terminal-active polymer (Z), and reacting the terminal-active polymer (Z) obtained with a boric acid compound having at least two or more partial structures represented by the formula B-O-R (B is boron, O is oxygen, and R is an organic group) and having a Taft’s steric parameter Es of -0.30 or less with respect to at least one of Rs bonded to the oxygen atom in the partial structures.

Abstract: A high-grade non-oriented silicon steel and a production method are provided. The non-oriented silicon steel includes the following chemical components in percent by mass: 0.002-0.004% of C, not greater than 0.003% of S, 1.4-1.7% of Si, 0.7-0.95% of Mn, not greater than 0.03% of P, 0.015-0.035% of Sn; and 11×([Si]-1.4%)=14×([Mn]-0.7%). In the production method, the heating temperature of a continuous casting billet is 1,120-1,150° C.; the finishing temperature in finish rolling is 890±15° C.; the rolling reduction of the last pass of finish rolling is not less than 30%, the total rolling reduction of the last two passes of finish rolling is not less than 50%, and the coiling temperature is 650±20° C.; normalizing treatment is avoided before acid continuous rolling.

Abstract: An optical fiber interface is configured to connect to an optical fiber patch cable plug, and includes: a main body, where a plug-in port for insertion is disposed on the main body, and the plug-in port is configured to accommodate an inserted optical fiber patch cable plug; a cover plate, where the cover plate is disposed above the main body and is fixed to the main body; and a clamping unlocking mechanism, where the clamping unlocking mechanism is disposed between the plug-in port and the cover plate and includes a clamping component and an elastic component, the clamping component is disposed in a radial direction of the plug-in port and is configured to clamp the optical fiber patch cable plug when the optical fiber patch cable plug is inserted into the plug-in port. The optical fiber interface provided in embodiments of this application can be used for optical fiber connection.

Abstract: A zoom lens actuator control device according to an embodiment of the present invention includes: a command sensing unit sensing a location command for allowing a lens unit which stops at one location on the guide rail to move to a target location on the guide rail; and a control switching unit delivering the initial control signal of the first control unit to the zoom lens actuator before a predetermined control switching time arrives after the location command is sensed by the command sensing unit, and delivering the subsequent control signal of the second control unit to the zoom lens actuator instead of the initial control signal of the first control unit when the control switching time arrives.

Abstract: A display device may include a window including a top surface, a bottom portion facing the top surface, and a side portion connecting the top surface to the bottom portion and the window including a transmission region and a light-blocking region, a light-blocking layer disposed below the window and overlapping the light-blocking region in a plan view, a light source spaced apart from the bottom portion in a direction in a plan view, and a display panel disposed below the window. The display panel may include a light sensing device, and may include a display region overlapping the transmission region.

Abstract: A method performed by a base station in a wireless communication system, includes: determining, from among a plurality of antennas of the base station, a first antenna that meets a power threshold, based on a first beamformer scaled according to a power limit; generating a second beamformer corresponding to the first antenna; applying an overlap coefficient matrix to the second beamformer; generating a third beamformer by combining the second beamformer to which the overlap coefficient matrix has been applied and the first beamformer; and transmitting a signal using the third beamformer.

Abstract: An emergency braking extension device includes an emergency braking extension loop, a first emergency braking extension train line and a second emergency braking extension train line. The emergency braking extension loop has a protective circuit breaker, a normally open contact of an emergency braking button, and an emergency braking extension relay, which are sequentially connected in series. A normally open contact of the emergency braking extension relay is connected in series to a pantograph lowering control loop. A first normally closed contact and a second normally closed contact of the emergency braking extension relay are connected in series to a return line and a power supply negative loop of a train emergency braking control loop, respectively. A third normally closed contact of the emergency braking extension relay is connected in series to a control loop of a bypass cut-off circuit of a train emergency braking execution loop.

Abstract: A display apparatus comprises a display including a stand mounting portion; a protective member coupleable to and decoupleable from the display along an edge of the display so that while the protective member is coupled to the display, the protective member covers at least the edge of the display; and a stand mountable to the stand mounting portion of the display along a front and rear direction of the display, the protective member includes a mounting portion protective member coupleable to and decoupleable from at least a portion of the display; a support protective member coupleable to and decoupleable from a portion of a lower end of the display; and a fall prevention protective member coupleable to and decoupleable from a side end of the display and coupleable to and decoupleable from a side end of the support protective member.

Abstract: A system of an unmanned aerial vehicle (UAV) includes a first body of the UAV capable of flying, a second body detachably attached to the first body and capable of being a stabilizer, and a power supply system capable of powering the first body and the second body. The system further includes one or more sensors, at least one processor, and at least one storage medium storing instructions. When executed, the instructions in the at least one storage medium instruct the processor to receive sensor data from the one or more sensors.

Abstract: Provided is a water soluble resol-type phenol resin, in which an unreacted phenol content is 0.1% by mass or less and an unreacted aldehyde content is 0.1% by mass or less.

Abstract: Provided herein are compounds, salts, solid forms, and pharmaceutical compositions that are related to EGFR inhibitors, such as N-(2-((2-(dimethylanino)ethyl)(methyl)amino)-4-methoxy-5-((4-(1-(2,2,2-trifluoroethyl)-lH-indol-3-yl)pyrimidin-2 -yl)amino)phenyl)acrylamide, as well as methods of preparing the same. Also provided herein are methods of using the compounds, salts, solid forms, and pharmaceutical compositions for the treatment of diseases or disorders, such as cancer.

Abstract: Provided is a double braid rope structure which is provided with an inner core and an outer cover. In the double braid rope structure (10), the inner core (3) includes high strength and high modulus fibers with a yarn tenacity of 20 cN/dtex or higher and a yarn elastic modulus of 400 cN/dtex or higher, and has a ratio of yarn length/rope length of 1.005 or more and 1.200 or less, the rope length being determined as a length of a cut section (V) cut to a certain length from the rope structure (10), and the yarn length being determined as an average value of lengths of yarns constituting the inner core of the cut section (V).

Abstract: Provided are a steel cord and a single steel wire having excellent straightness quality for reinforcing tire and a method of manufacturing the steel cord and single steel wire. The steel cord and the single steel wire include a wire undergoing through a drawing process, a heating process performed in a state in which tension is applied to the wire, and a cooling process; and a winding portion on which the wire is wound, the winding portion having a diameter greater than a diameter of the wire, wherein, when an end of the wire that has been wound on the winding portion for six months to one year is fixed on a point and the wire is pulled down vertically to 400 mm, a distance between a first axis that is perpendicular to the point and an opposite end of the wire is 30 mm or less. The method of manufacturing the steel cord and single steel wire having excellent straightness quality for reinforcing tire includes: a wire preparing process, a heating process, a cooling process, and a winding process.

Abstract: Described are a battery cell, a battery and a device using a battery cell as a power source, wherein the battery cell comprises a case and an end cap, wherein the case is provided with an opening, the end cap is used for covering the opening and is in sealed connection with the case, one of the case or the end cap is provided with a notch, the other is provided with a protrusion, the protrusion is provided within the notch and matches the shape of the notch, and the end cap is fitted on the case by mating the protrusion with the notch. The end cap of the battery cell of the present application is fitted on the case by mating the protrusion with the notch, which can effectively reduce the metal scrapings generated by scratching between the end cap and the case from falling into the case.

Abstract: A laser projection apparatus includes a housing, a detecting device, a projection screen, and a control assembly. The control assembly is configured to: determine a target position of a target object according to a detecting signal received by the detecting device at a first moment; if determining that the target position of the target object is within at least one threshold range, superimpose a second image on a first image on the projection screen, control the second image to show that the first image is adjusted after a target duration, and adjust at least one of the image content or the audio content corresponding to the projected image.

Abstract: A method for preparing a filling material includes: dissolving FeCl3·6H2O and an imprinted molecule in water to form a reaction solution; adding DMF to the reaction solution and stirring for dissolution; adding BDC to the reaction solution and stirring for dissolution; soaking PC into the reaction solution and stirring; and treating the reaction solution by a hydrothermal method to remove a molecule of an additive decomposition product and prepare the filling material imprinted with a casting structure of the molecule of additive decomposition product. The present invention can effectively and selectively adsorb the additive decomposition products and achieve the effects of effectively removing the additive decomposition products, preventing the decomposition products from being mixed in an electrodeposition film of the copper, realizing the uniform distribution of current on the cathode and the anode, improving the quality and preparing an electrolytic copper foil for high-frequency signal transmission.

Abstract: A camera module includes a fixed base, a carrier, an elastic element, an imaging lens, a coil, a magnetic element, a connection wire and a light-blocking coating. The carrier is disposed opposite to the fixed base and has a bobbin. The elastic element is connected to the fixed base and the carrier so as to provide freedom of movement of the carrier with respect to the fixed base. The imaging lens is disposed on the carrier and has an optical axis. The coil is disposed on the carrier. The magnetic element is disposed corresponding to the coil so as to provide a driving force for moving the carrier. The connection wire is disposed on the bobbin and electrically connected to the elastic element and the coil, and the connection wire has at least part facing towards the optical axis where the light-blocking coating is disposed.

Abstract: Provided display panel includes at least one pixel circuit and at least one light-emitting element. The at least one pixel circuit is configured to drive the at least one light-emitting element to emit light. The at least one pixel circuit includes a drive module and a light emission control module. The drive module is configured to generate a drive current. The light emission control module is configured to control the drive current to be transmitted to a light-emitting element in response to a light emission control signal. A display period of the display panel includes a first display stage and a second display stage, where in the first display stage, an ineffective pulse duration for the light emission control signal is T1, in the second display stage, an ineffective pulse duration for the light emission control signal is T2, and T1 > T2.