Abstract: An input sensing device includes first driving electrodes, second driving electrodes, and sensing electrodes, and a sensing driver that transmits a first driving signal to the first driving electrodes at a first frequency, transmits a second driving signal to the second driving electrodes at a second frequency, and determines a touch or approach of an external object based on sensing signals received from the sensing electrodes. The sensing driver includes analog front-end circuits that separate a sensing signal of the first frequency and a sensing signal of the second frequency that are received from the respective sensing electrodes, and generate digital sensing data based on a result of a recombination of the separated sensing signals.

Abstract: A positive electrode active material, a method of preparing the same, and a positive electrode and lithium secondary battery including the same are disclosed herein. In some embodiments, a positive electrode active material includes a lithium transition metal oxide which contains 60 mol % or more of nickel based on a total number of moles of transition metals excluding lithium in the lithium transition metal oxide, wherein the oxide is in a form of a secondary particle which is an aggregate of primary particles, wherein the lithium transition metal oxide satisfies Equation 1: 1 ? x y ? 20 Wherein x is a minimum area of a rectangle including all pores having an area greater than 0.002 ?m2 among closed pores distributed in the secondary particle, and y is a total sum of areas of the pores having an area greater than 0.002 ?m2 among the closed pores distributed in the secondary particle.

Abstract: A display apparatus according to a concept of the disclosure includes: a display panel configured to display an image in a front direction; a top chassis positioned in a front direction of the display panel; a bottom chassis positioned in a rear direction of the display panel; a rear cover covering a rear side of the bottom chassis; and a stand member being accommodatable in the rear cover and selectively coupled with a rear surface of the rear cover, wherein the rear cover includes an accommodating portion in which the stand member is accommodated and a coupling portion coupled with the stand member, and the stand member includes an inserting protrusion which is inserted into the accommodating portion and the coupling portion.

Abstract: An electronic vaporizer for generating an aerosol includes a housing to be installed to an electronic device by being coupled to the electronic device through a connecting interface of the electronic device, and including: a connecting interface that receives power from a battery included in the electronic device when coupled to the connecting interface of the electronic device, a liquid storage for storing a liquid aerosol generating material and supplying the liquid aerosol generating material to a wick when the housing is disposed in a predetermined posture, an atomizer that includes a wick and a heater for generating an aerosol by heating the liquid aerosol generating material supplied to the wick, and a control circuit that controls heating of the heater for generating the aerosol, based on the power supplied from the battery.

Abstract: A positive electrode active material, a method of preparing the same, a positive electrode and a lithium secondary battery including the same are disclosed herein. In some embodiments, a positive electrode active material including a lithium transition metal oxide which contains 60 mol % or more of nickel based on a total number of moles of transition metals excluding lithium in the lithium transition metal oxide, is in a form of a secondary particle which is an aggregate of primary particles, wherein the lithium transition metal oxide satisfies Equation 1: 2 ? 0 < x y wherein x is a minimum area of a rectangle including all pores having an area greater than 0.002 ?m2 among closed pores distributed in the secondary particle, and y is a total sum of areas of the pores having an area greater than 0.002 ?m2 among the closed pores distributed in the secondary particle.

Abstract: A positive electrode active material precursor has a hydroxide represented by Formula 1, wherein the positive electrode active material precursor is a secondary particle, in which a plurality of primary particles are aggregated, and includes crystallines in which major axes of the primary particles are arranged in a direction from a center of the secondary particle toward a surface thereof and a (001) plane of the primary particle is arranged parallel to the major axis of the primary particle. A method of preparing the positive electrode active material precursor, and a positive electrode active material prepared by using the positive electrode active material precursor are also provided.

Abstract: A positive electrode active material for a secondary battery and a method of making the same are disclosed herein. In some embodiments, a positive electrode active material includes lithium composite transition metal oxide particles including 70 mol % or more of nickel (Ni) among total metals excluding lithium, and a coating portion formed on surfaces of the lithium composite transition metal oxide particles, wherein the coating portion includes a compound including fluorine and at least one selected from the group consisting of aluminum (Al), titanium (Ti), magnesium (Mg), zirconium (Zr), tungsten (W), and strontium (Sr), wherein the positive electrode active material has a Brunauer-Emmett-Teller (BET) specific surface area is in a range of 0.1 m2/g to 0.9 m2/g, and an amount of a lithium by-product on a surface of the positive electrode active material is 0.65 wt % or less based on a total weight of the positive electrode active material.

Abstract: A positive electrode active material precursor, a method of preparing the same, a positive electrode for a secondary battery and a lithium secondary battery which include the same are disclosed herein. In some embodiments, a method of preparing a positive electrode active material precursor includes adding a transition metal aqueous solution, an ammonium ion-containing solution, and a basic aqueous solution to an initial reaction solution, and performing a co-precipitation reaction to prepare a positive electrode active material precursor having an average particle diameter (D50) of 3 ?m to 5 ?m, wherein the transition metal aqueous solution including a nickel raw material, a cobalt raw material, and a manganese raw material, and wherein the initial reaction solution includes a metal additive, wherein the metal additive includes at least one element selected from the group consisting of Group 5 elements and Group 6 elements.

Abstract: A method of preparing a positive electrode active material precursor includes: providing a transition metal-containing solution including nickel, cobalt, and manganese; and introducing the transition metal-containing solution into a reactor, adding a basic aqueous solution and an ammonium cation-containing complex-forming agent, and performing a co-precipitation reaction to prepare a transition metal hydroxide in the form of a secondary particle formed by agglomerating primary particles. The co-precipitation reaction is performed under conditions satisfying Expression 1 described in the specification, and a positive electrode active material precursor whose crystalline grain has a controlled aspect ratio. A positive electrode active material prepared using the positive electrode active material precursor, a positive electrode for a lithium secondary battery, which includes the positive electrode active material, and a lithium secondary battery are also provided.

Abstract: Provided herein is a dust measuring apparatus. The dust measuring apparatus includes: a body; a window unit exposed to the outside through an opening part of the body, such that dust present in the outside is gathered on the window unit; a light emitting unit emitting light to the window unit; a light receiving unit receiving light reflected from the window unit; and a controlling unit measuring an amount of dust gathered on the window unit on the basis of strength of the emitted light and strength of the received light.

Abstract: A method for detecting a defect of a barrier film includes preparing a device including an electrode and a barrier film covering the electrode, allowing a charged medium to contact a surface of the barrier film, and measuring a change in a flow of current between the charged medium and the electrode.

Abstract: An error detecting device of a dual controller system is provided. The first controller receives a sensing data from a sensor to calculate and generate a first data and outputs a final data if an error is not detected by comparing the first data with a second data transmitted from a second controller. The CAN transceiver receives the final data from the first controller and transmits the final data through a CAN bus. The second controller receives the sensing data from the sensor to calculate and generate a second data and transmits to the first controller an interrupt signal which prevents an output of the final data if an error is detected by comparing the second data with the final data fed back from the CAN transceiver. Accordingly, output transmission to the vehicle is controlled and the stability and reliability of the output data is increased.

Abstract: A method for detecting a defect of a barrier film includes preparing a device including an electrode and a barrier film covering the electrode, allowing a charged medium to contact a surface of the barrier film, and measuring a change in a flow of current between the charged medium and the electrode.

Abstract: An error detecting device of a dual controller system is provided. The first controller receives a sensing data from a sensor to calculate and generate a first data and outputs a final data if an error is not detected by comparing the first data with a second data transmitted from a second controller. The CAN transceiver receives the final data from the first controller and transmits the final data through a CAN bus. The second controller receives the sensing data from the sensor to calculate and generate a second data and transmits to the first controller an interrupt signal which prevents an output of the final data if an error is detected by comparing the second data with the final data fed back from the CAN transceiver. Accordingly, output transmission to the vehicle is controlled and the stability and reliability of the output data is increased.

Abstract: The present invention relates to an orthodontic wire and a manufacturing method thereof, and more particularly, to an orthodontic wire, which is not harmful to the human body and is capable of continuously holding the color of teeth, and a manufacturing method of the orthodontic wire. According to the present invention, there is provided an orthodontic wire, comprising a metal wire formed of a shape memory alloy material; a silver (Ag) film applied to a surface of the metal wire; and a polymer compound film applied to a surface of the silver (Ag) film to prevent the silver (Ag) film from being discolored.