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: 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 thermotropic liquid crystalline polymer and exhibits a complex viscosity of from about 50 to about 1,000 Pa-s, as determined by a parallel plate rheometer at an angular frequency of 0.63 radians per second, constant strain amplitude of 1%, and temperature 15° C. above the melting temperature of the polymer composition.

Abstract: A polymer composition is disclosed that comprises a dielectric filler distributed within a polymer matrix containing at least one thermotropic liquid crystalline polymer is provided. The polymer composition exhibits a dissipation factor of about 0.01 or less as determined at a frequency of 2 GHz and a dielectric constant of about 6 or more as determined at a frequency of 2 GHz.

Abstract: A cleaning apparatus of an object detection sensor including: an environment information acquisition unit configured to acquire surrounding environment information of a vehicle; and a cleaning unit configured to create a cleaning solution mixture based on the surrounding environment information acquired by the environment information acquisition unit, and clean a cover installed on the object detection sensor to protect the object detection sensor from foreign matter by spraying the created cleaning solution mixture onto the cover, in order to prevent a reduction in sensing performance of the object detection sensor due to contamination by the foreign matter. The object detection sensor may sense a target object by transmitting a scan signal to the target object and receiving a sensing signal reflected from the target object, and the scan signal and the sensing signal may be transmitted and received through the cover.

Abstract: A polymer composition comprising a dielectric material distributed within a polymer matrix is provided. The dielectric material has a volume resistivity of from about 0.1 ohm-cm to about 1×1012 ohm-cm, wherein the polymer matrix contains at least one thermotropic liquid crystalline polymer, and further wherein 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: Provided is a lidar sensor having a driving motor of which the entire portion is covered under an inclined surface of a scan mirror having an opened bottom surface and an A-shaped cross-section. A rotating shaft of the driving motor may be connected to the bottom of a backing surface disposed under the inclined surface, a magnet may be disposed at the bottom of one or more of the backing surface and a support surface which are connected to the inclined surface of the scan mirror, and a hall sensor may be disposed at the bottom surface of the lidar sensor corresponding to the position where the magnet is disposed.

Abstract: A medical device for administering a drug compound (e.g., insulin) to a user is provided. The medical device comprises a drug reservoir that includes the drug compound, a pump that is in fluid communication with the drug reservoir, and a housing that encloses the drug reservoir and the pump. The medical device comprises a polymer composition containing a polymer matrix that includes a liquid crystalline polymer containing repeating units derived from naphthenic hydroxycarboxylic and/or dicarboxylic acids in an amount of about 25 mol. % or less of the polymer. The polymer composition exhibits a melt viscosity of about 50 Pa-s or less.

Abstract: A polymer composition comprising at least one liquid crystalline polymer and an ultrahigh molecular weight siloxane polymer in an amount from about 0.1 to about 20 parts by weight per 100 parts by weight of the liquid crystalline polymer is provided. The siloxane polymer has a number average molecular weight of about 100,000 grams per mole or more.

Abstract: A polymer composition is disclosed that comprises a polymer matrix containing at least one thermotropic liquid crystalline polymer and at least one hollow inorganic filler having a dielectric constant of about 3.0 or less at a frequency of 100 MHz wherein the weight ratio of the at least one thermotropic liquid crystalline polymer to the at least one hollow inorganic filler is from about 0.1 to about 10 and wherein 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 object detection apparatus may include: an object detection sensor having a cover for protecting the object detection sensor from foreign matter, and configured to sense a target object by transmitting a scan signal to the target object and receiving a sensing signal reflected from the target object; a protection film part including a protection film disposed on an outer surface of the cover to prevent contamination of the cover by foreign matter; and a control unit configured to replace the protection film disposed on the outer surface of the cover through a winding operation for the protection film part when a protection film replacement condition is satisfied due to contamination of the protection film, in order to prevent a reduction in sensing performance of the object detection sensor due to contamination by foreign matter.

Abstract: An automotive sensor integration module including a plurality of sensors which differ in at least one of a sensing period or an output data format, and a signal processing unit, which simultaneously outputs, as sensing data, pieces of detection data respectively output from the plurality of sensors on the basis of the sensing period of any one of the plurality of sensors, determines whether each region of an outer cover corresponding to a location of each of the plurality of sensors is contaminated on the basis of the pieces of detection data, and outputs a determination result as contamination data.

Abstract: A medical device capable of transmitting a radiofrequency signal to and/or receiving a radiofrequency signal from an external device is provided. The medical device comprises at least one component that contains a polymer composition that exhibits a dielectric constant of greater than about 6 at a frequency of 2 GHz, wherein the polymer composition includes a liquid crystalline polymer.

Abstract: A medical device capable of transmitting a radiofrequency signal to and/or receiving a radiofrequency signal from an external device is provided. The medical device comprises at least one component that contains a polymer composition that exhibits a dielectric constant of about 6 or less at a frequency of 2 GHz, wherein the polymer composition includes a liquid crystalline polymer.

Abstract: A polymer composition comprising from about 50 wt. % to about 90 wt. % of a polymer matrix, from about 10 wt. % to about 40 wt. % of inorganic filler particles, and from about 0.1 wt. % to about 10 wt. % of an impact modifier is provided. The polymer matrix includes a liquid crystalline polymer containing one or more repeating units derived from a hydroxycarboxylic acid, wherein the hydroxycarboxylic acid repeating units constitute about 50 mol. % or more of the polymer, and further wherein the liquid crystalline polymer containing repeating units derived from naphthenic hydroxycarboxylic and/or dicarboxylic acids in an amount of about 10 mol. % or more of the polymer. The polymer composition exhibits a tensile elongation of about 4.5% or more and a Charpy notched impact strength of about 100/m2 or more.

Abstract: A photoplethysmographic sensor comprising a light source for emitting light onto a tissue and an optical detector for receiving light that interacts with the tissue is provided. The sensor comprises a liquid crystalline polymer.

Abstract: A polymer composition comprising from about 20 vol. % to about 60 vol. % of a polymer matrix that includes a liquid crystalline polymer and from about 20 vol. % to about 60 vol. % of magnetic particles is provided. The ratio of the volume of the polymer matrix to the volume of the magnetic particles is from about 0.6 to about 1.5.

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: An automotive sensor integration module including a plurality of sensors which differ in at least one of a sensing period or an output data format, and a signal processor, which simultaneously outputs, as sensing data, pieces of detection data respectively output from the plurality of sensors on the basis of the sensing period of any one of the plurality of sensors, calculates a reliability value of each of the pieces of detection data on the basis of the pieces of detection data and external environment data, and outputs the reliability value as reliability data.

Abstract: A LiDAR sensor may include: a housing; a window cover installed on the housing; a motor mounted in the housing; a rotating shaft rotated by the motor; a guide connected to the rotating shaft and rotated along the surface of the window cover; and a brush mounted on the guide so as to face the window cover, contacted with the window cover, and washing the surface of the window cover with rotation of the guide. The guide may include: a first guide part connected to the rotating shaft; a second guide part rotatably connected to the housing; and a third guide part connected to the first and second guide parts, formed in a U-shape so as to face the window cover, and having the brush mounted thereon.

Abstract: A busbar that comprises an insulative portion that covers at least a portion of an electrically conductive body is provided. The insulative portion comprises a polymer composition that includes a polymer matrix containing a liquid crystalline polymer. The composition exhibits a comparative tracking index of about 125 volts or more as determined in accordance with IEC 60112:2003 at a thickness of 3 millimeters, and a deflection temperature under load of about 200° C. or more as determined according to ISO 75-2:2013 at a specified load of 1.8 MPa.