Abstract: A projector for use in a head-mounted display system is provided. The projector comprises an illumination source and an optical display that is capable of producing an image derived from light emitted by the illumination source. The projector contains a polymer matrix that contains a thermoplastic polymer, wherein the polymer composition exhibits a deflection temperature under load of about 50° C. or more as determined in accordance with ISO 75: 2013 at a load of 1.8 MPa.

Abstract: An electrical connector is disclosed that comprises at least two opposing walls between which a passageway is defined for receiving a contact pin, wherein the walls have a width of about 500 micrometers or less and are formed from a polymer composition that comprises a polymer matrix containing at least one polymer having a glass transition temperature of about 30° C. or more in an amount of 30 wt. % or more of the composition. The polymer composition exhibits a dielectric constant of about 4 or less and a dissipation factor of about 0.02 or less, as determined at a frequency of 10 GHz.

Abstract: A battery module that comprises an electrochemical cell is provided. The battery module includes a polymer composition that comprises a polymer matrix that includes a thermotropic liquid crystalline polymer and a thermally conductive filler distributed within the polymer matrix. The polymer composition exhibits an in-plane thermal conductivity of about 3 W/m-K or more as determined in accordance with ASTM E1461-13 (2022) and a deflection temperature under load of about 230° C.) or more as determined in accordance with ISO 75:2013 at a load of 1.8 MPa.

Abstract: A stator core containing a stator body from which extends a plurality of spaced apart slot segments between which intermediate slots are defined and an insulative member disposed within at least one of the intermediate slots is provided. The insulative member contains a polymer composition comprising a polymer matrix that includes a thermotropic liquid crystalline polymer. The polymer composition exhibits a melt viscosity of about 300 Pa-s or less and a deflection temperature under load of about 170° C. or more.

Abstract: A display apparatus includes a display panel, an afterimage compensator and a data driver. The display panel displays an image. The afterimage compensator writes first stress data of input image data corresponding to a first area to a first memory area in a first block size and second stress data of the input image data corresponding to a second area to a second memory area in a second block size different from the first block size and compensates a grayscale value of the input image data based on the first stress data and the second stress data. The data driver generates a data voltage based on a compensated grayscale value and outputs the data voltage to the display panel.

Abstract: A method for testing a sample for ball dent properties is provided. The method comprises disposing a sample on a stage of a testing apparatus and moving a trigger assembly that contains a tip having a radiused terminus toward the sample such that the terminus impacts the sample one or more times.

Abstract: A camera module is provided. The camera module comprises a lens unit mounted in a housing unit, an actuator unit configured to allow relative movement of the lens unit with respect to the housing unit, and a damper disposed between the housing unit and the lens unit. The damper comprises a polymer composition that includes a liquid crystalline polymer and that exhibits a Shore D hardness of about 75 or less as determined in accordance with ISO 868:2003.

Abstract: A polymer composition comprising 100 parts by weight of a polymer matrix and from about 20 parts to about 150 parts by weight of an impact modifier is provided. The impact modifier includes a (meth)acrylic component that is derived from an epoxy-functionalized monomeric unit, non-epoxy functionalized (meth)acrylic monomeric component, or a combination thereof. Further, the impact modifier exhibits a Shore D hardness of about 75 or less.

Abstract: An antenna module is provided. The antenna module comprises a dielectric on which is disposed one or more antenna elements configured to transmit and/or receive a radiofrequency signal; a communication circuit for processing the radiofrequency signal; an interconnect member that is electrically connected with the communication circuit and the antenna elements, wherein the interconnect member optionally contains a substrate on which a metal coating is disposed; and optionally, a shield member covering the communication circuit that contains a substrate on which a metal coating is disposed. The dielectric, the substrate of the interconnect member, and/or the substrate of the shield member contain a polymer composition comprising silicate fibers distributed within a polymer matrix that includes a thermotropic liquid crystalline polymer.

Abstract: An embodiment method of controlling steering and a speed of each wheel of a vehicle based on a center of turning includes calculating a center point of turning of the vehicle based on driving information of the vehicle, calculating a radius of turning of the vehicle, a steering angle of each wheel, and a radius of turning of each wheel based on the center point of turning, calculating a power frequency of each wheel based on the radius of turning and a required speed, and outputting the steering angle of each wheel into a corresponding steering device and applying power at the power frequency of each wheel to a corresponding in-wheel motor during a period of time during which the vehicle is moved based on the steering angle of each wheel and the power frequency of each wheel.

Abstract: A cleaning apparatus including a vacuum cleaner and a docking station is provided. The cleaning apparatus includes a vacuum cleaner including a dust collecting chamber in which foreign substances are collected, and a docking station configured to be connected to the dust collecting chamber to remove the foreign substances collected in the dust collecting chamber. The dust collecting chamber is configured to collect foreign substances through centrifugation, and configured to be docked to the docking station, and the docking station includes a suction device configured to suction the foreign substances and air in the dust collecting chamber docked to the docking station.

Abstract: A three-dimensional printing method is provided. The method comprises selectively forming a three-dimensional structure from a polymer composition. The polymer composition comprises a thermally conductive particulate material distributed within a thermoplastic polymer matrix, and further wherein the polymer composition exhibits a through-plane thermal conductivity of about 0.10 W/m-K or more.

Abstract: A robot includes a 2D camera, a 1D distance sensor, a driving module configured to move the robot, and at least one processor. The at least one processor is configured to: obtain a 2D image by controlling the 2D camera; calculate relative depths of actual regions indicated by pixels in the 2D image, based on the obtained 2D image; obtain a reference distance to a point to which a laser output from the 1D distance sensor is irradiated; determine a distance from the robot to the object in the 2D image based on the obtained reference distance and a relative depth of a reference point corresponding to the point to which the laser is irradiated among the pixels in the 2D image; and travel based on the determined distance to the object.

Abstract: A polymer composition comprising a semiconductive material distributed within a polymer matrix is provided. The semiconductive material includes inorganic particles and an electrically conductive material, the inorganic particles having an average particle size of from about 0.1 to about 100 ?m and an electrical conductivity about 500 ?S/cm or less. The polymer matrix contains at least one thermoplastic high performance polymer having a deflection under load of about 40° C. or more. The polymer composition exhibits a dielectric constant of about 4 or more and a dissipation factor of about 0.3 or less, as determined at a frequency of 2 GHz.

Abstract: The present disclosure provides a substrate treating apparatus. The substrate treating apparatus includes a support unit that supports a substrate, and a heating unit that irradiates a beam to the substrate and heat the substrate, and the heating unit further includes an irradiation part that irradiates the beam, and a rotation part that rotates the beam.

Abstract: A polymer composition comprising a liquid crystalline polymer that contains repeating units derived from naphthenic hydroxycarboxylic and/or dicarboxylic acids in an amount of about 50 mol. % or more is provided. The polymer composition exhibits a dielectric constant of about 4 or less and a dissipation factor of about 0.05 or less at a frequency of 10 GHz.

Abstract: A polymer composition that comprises from about 50 wt. % to about 90 wt. % of a polymer matrix and from about 10 wt. % to about 50 wt. % of silica particles is provided. The polymer matrix includes a liquid crystalline polymer containing repeating units derived from naphthenic hydroxycarboxylic and/or dicarboxylic acids in an amount of about 15 mol. % or less of the polymer. The silica particles have a median particle size of about 4 micrometers or less. The polymer composition exhibits a tensile modulus of 11,000 MPa or more as determined in accordance with ISO Test No. 527:2019.

Abstract: A service providing apparatus includes: a communicator configured to communicate with an electronic product, a user terminal, and a manufacturing server. The service providing apparatus further includes a controller that is configured to generate data to be transmitted to a service provider to enable the service provider to perform a service on the electronic product, where the data is generated based on product identification information that is associated with the electronic product and that is determined based on communicator identification information of the electronic product received from the user terminal through the communicator.

Abstract: Provided are a method for determining a fetal fraction and a computer readable medium in which a program to be applied to performing the method is recorded. According to the method, the fetal fraction may be accurately determined even for a small sequencing coverage. Therefore, highly cost-efficient and accurate measurement of a fetal fraction may be performed.

Abstract: A polymer composition that comprises a polymer matrix containing a first liquid crystalline polymer that includes one or more monomers derived from bio-naphtha is provided. The polymer composition exhibits a melt viscosity of about 60 Pa-s or less as determined in accordance with ISO 11443:2021 at a shear rate of 1,000 seconds?1 and temperature that is 15° C. higher than the melting temperature of the composition.