Abstract: Proposed is a substrate heating unit including: a laser generator providing a laser beam for heating a substrate; and a beam shaper processing the laser beam from the laser generator and selectively providing one of a first beam having a uniform energy distribution and a second beam having an edge-enhanced energy distribution to the substrate.

Abstract: A robot vacuum cleaner is provided. The robot vacuum cleaner includes a camera, a memory configured to store an artificial intelligence model trained to identify an image from an input image and shape information corresponding to each of a plurality of objects, and a processor configured to control the electronic apparatus by being connected to the camera and the memory, wherein the processor is configured to input an image obtained by the camera to the artificial intelligence model to identify an object included in the image, obtain shape information corresponding to the identified object among the plurality of shape information stored in the memory, and set a traveling path of the robot vacuum cleaner based on the shape information and size information related to the object.

Abstract: A compact camera module that contains a generally planar base on which is mounted a lens barrel is provided. The base, barrel, or both are molded from a polymer composition that includes a thermotropic liquid crystalline polymer and a plurality of mineral fibers (also known as “whisker”). The mineral fibers have a median width of from about 1 to about 35 micrometers and constitute from about 5 wt. % to about 60 wt. % of the polymer composition.

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 thin layer etching apparatus includes an etchant supply unit configured to supply an etchant onto a substrate to etch a thin layer formed on the substrate, a temperature measuring unit configured to measure a temperature of the substrate while an etching process is performed by the etchant, a laser irradiating unit configured to irradiate a first laser beam on a first portion including a central portion of the substrate and to irradiate a second laser beam in a ring shape on a second portion surrounding the first portion so that the temperature of the substrate is maintained at a predetermined temperature during the etching process, and a process control unit configured to control power of the first and second laser beams based on the temperature of the substrate measured by the temperature measuring unit to reduce a temperature difference between the first and second portions of the substrate.

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: Method and apparatus for etching a thin layer including silicon nitride formed on a substrate are disclosed. Etchant including phosphoric acid and water is supplied on the substrate so that a liquid layer is formed on the substrate. The thin layer is etched by reaction between the thin layer and the etchant. Thickness of the liquid layer is measured to detect variation in the thickness of the liquid layer while etching the thin layer. Variation in the concentration of the phosphoric acid and the water is calculated based on the variation in the thickness of the liquid layer. Water is supplied on the substrate based on the variation in the concentration of the phosphoric acid and the water so that the concentration of the phosphoric acid and the water becomes a predetermined value.

Abstract: The light emitting device package disclosed in an embodiment of the invention includes first and second frames; a body disposed between the first and second frames; and a light emitting device disposed on the first and second frames, wherein the first frame includes a first end portion adjacent to the second frame, and the second frame includes a second end portion adjacent to the first frame and facing the first end portion, wherein the first end portion includes a first protruding portion protruding toward the second frame, and the second end portion includes a second protruding portion protruding toward the first frame. The light emitting device may include a first bonding portion disposed on the first protruding portion and a second bonding portion disposed on the second protruding portion.

Abstract: A polymer composition that contains a polyamide is provided. The composition exhibits a Charpy unnotched impact strength of about 5 kJ/m2 or more as measured at a temperature of 23° C. according to ISO Test No. 179-1:2010 and an in-plane thermal conductivity of about 15 W/m-K or more as determined in accordance with ASTM E 1461-13.

Abstract: The present invention relates to a dielectric ceramic material for resonators, filters, and oscillators being used in a wireless communication system and, most particularly, to a Ba(Mg0.5W0.5)O3-type high frequency dielectric ceramic material having an appropriate dielectric constant and a high quality factor in a high frequency band and a method for preparing the same. For this, Ba(Mg0.5W0.5)O3 has been chosen as a material having excellent high frequency dielectric properties. At this point, an alkali metal or alkaline earth metal element partly substitutes Barium (Ba), and, for compensation, a metal of a +3 oxidation state is added quantitatively in the place of Magnesium (Mg). Accordingly, a high frequency dielectric ceramic material compound having a high quality factor and a stable temperature property is prepared. When needed, a metal of a +5 oxidation state may be further added quantitatively in the place of Tungsten (W).

Abstract: A control method of an inputter comprises an operation in which at least one of the inputter and an electronic apparatus connected to the inputter acquires reference data, an operation in which a manipulation detector of the inputter outputs a manipulation detection signal, an operation in which a light source of the inputter irradiates a first light, an operation in which a light detector detects a first reflected light that is incident to the light detector among the irradiated first light, and an operation in which at least one of the inputter and the electronic apparatus compares a detection result of the first reflected light and the reference data, and identifies whether the manipulation detector outputting the manipulation signal malfunctions, based on a comparison result.

Abstract: The present disclosure is directed to an antenna cover comprising a layer including a polymer composition. The polymer composition comprises a polymer matrix containing at least one polymer having a glass transition temperature of about 50° C. or more wherein the polymer matrix constitutes from about 30 wt. % to about 90 wt. % of the polymer 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 2 GHz. The present disclosure is also directed to a 5G radio frequency communication device and a base station including the aforementioned antenna cover.

Abstract: A substrate treatment apparatus includes a substrate support unit, a chemical supply unit supplying a chemical solution onto an upper surface of a substrate supported on the substrate support unit, a laser irradiation unit applying a laser pulse to the substrate to heat the substrate, and a controller controlling the laser irradiation unit to emit the laser pulse such that the substrate is repeatedly heated and cooled to maintain a preset temperature.

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, an interface unit configured to convert pieces of detection data outputted from the plurality of sensors into a predetermined data format and output the converted detection data as conversion data, and a signal processing unit configured to convert the conversion data into data according to a predetermined coordinate system to generate a plurality of pieces of conversion data, and synchronize and output the conversion data on the basis of any one of the plurality of pieces of conversion data.

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: 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: Disclosed is a substrate treatment apparatus including a rotation unit that supports and rotates a substrate, a chemical discharge unit that discharges a chemical solution to the rotation unit, a chemical recovery unit disposed close to the rotation unit and configured to recover the chemical solution scattering from the rotation unit, and a laser irradiation unit that applies a laser beam to the substrate and heats the substrate.

Abstract: Disclosed is a cyclone dust collector in which usability is improved. A vacuum cleaner comprising a cyclone dust collector, wherein the cyclone dust collector includes, a case configured to swirl suctioned air to separate dust from the suctioned air and accommodate the separated dust, a grill assembly separably installed in the case, and a cleaning portion included in the case and configured to remove dust adhered to a surface of the grill assembly when the grill assembly is separated from the case.

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: 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.