Abstract: The present disclosure discloses a quick battery charging system including a lithium secondary battery having a negative electrode porosity of 25 to 35% and a negative electrode loading amount of x0. The system includes a storage unit which stores a lookup table for mapping first coefficient information of an upper bound condition associated with a C-rate of a charge current represented by a quadratic function and information associated with the negative electrode loading amount (x0). The system includes a charging control apparatus which reads the information associated with the negative electrode loading amount (x0) from the storage unit, determines the first coefficient information of the quadratic function representing the upper bound condition from the lookup table, determines the C-rate range of the charge current using the first coefficient information, and supplies the charge current satisfying the determined C-rate range to the lithium secondary battery.

Abstract: An electronic device is provided. The electronic device includes a memory that is configured to store subscriber identity module (SIM) information corresponding to a communications service provider that provides a network. The SIM information is received, via the network, from an external device. A processor-implemented manager module is operatively connected to the memory and is configured to change, based on at least the SIM information, at least a part of a user interface to be displayed through a display operatively connected to the electronic device.

Abstract: A head-up display (HUD) apparatus for a vehicle, including: a light source unit configured to irradiate light; an image forming unit configured to form an image using the light generated through the light source unit; a condensing lens unit installed between the light source unit and the image forming unit, and configured to condense the light irradiated from the light source unit toward the image forming unit; a parallel lens unit installed between the condensing lens unit and the image forming unit, and configured to guide the light having passed through the condensing lens unit such that the light is irradiated in parallel toward the image forming unit; and a field lens unit installed between the parallel lens unit and the image forming unit, and forming a concave lens toward the image forming unit.

Abstract: A method of pre-lithiating a negative electrode for a secondary battery, including: dispersing a lithium metal powder, an inorganic material powder and a binder in a solvent to prepare a mixed solution; and applying the mixed solution to the negative electrode to form a lithium metal-inorganic composite layer on the negative electrode, thereby forming the pre-lithiated negative electrode. Also, a method for pre-lithiating a negative electrode having a high capacity by a simple process. Further, a negative electrode for a secondary battery manufactured through the pre-lithiation method provided in the present invention has an improved initial irreversibility, and secondary batteries manufactured using such a negative electrode for a secondary battery have excellent charge/discharge efficiency.

Abstract: An apparatus and method for broadcast signal frame using a boundary between Physical Layer Pipes (PLPs) of a core layer are disclosed.

Abstract: A negative electrode for a lithium secondary battery, which includes a negative electrode active material layer formed on a negative electrode collector, and a coating layer formed on the negative electrode active material layer and which includes lithium metal and metal oxide, a lithium secondary battery including the same, and a method of preparing the negative electrode.

Abstract: An advanced driving assistance system (ADAS) provides collision avoidance control for a host vehicle. The system can include one or more sensors mounted to the host vehicle and configured to sense a driving lane in which the host vehicle is traveling and to sense an external vehicle partially engaged in the driving lane. A controller controls steering, braking, or acceleration of the host vehicle on the basis of sensing information received from the sensor. The controller determines the external vehicle partially engaged in the driving lane as a target vehicle having at least a part thereof overlapping with a lane mark of the driving lane, and performs longitudinal braking or acceleration control or lateral steering control on the host vehicle based on lateral and longitudinal positional relationships between the host vehicle and the target vehicle.

Abstract: Disclosed are an LCD device and a method of manufacturing the same, in which a passivation layer and a pixel electrode are simultaneously formed by a single mask process using a half tone mask, and thus, manufacturing efficiency increases, and a defective contact due to loss of the pixel electrode can be prevented in a pad area. The LCD device includes a pad part including a pad area and a contact area. The LCD device includes a pixel pad formed in the pad area, a pixel bar formed in the contact area, and a bridge layer contacting the pixel pad with the pixel bar. The bridge layer is formed as a single layer or multi layers, and formed of one or more of a transparent conductive material and an opaque conductive material.

Abstract: An apparatus and method for broadcast signal frame using a boundary between Physical Layer Pipes (PLPs) of a core layer are disclosed.

Abstract: A method for pre-lithiating a silicon oxide negative electrode for a secondary battery, specifically a method for pre-lithiation by immersing the silicon oxide negative electrode in an electrolytic solution for wetting, and by applying pressure while a lithium metal is in direct contact with the wetted silicon oxide negative electrode. The silicon oxide negative electrode for a secondary battery manufactured through pre-lithiation provided in the present disclosure has improved initial irreversibility, and a secondary battery manufactured using such a silicon oxide negative electrode for a secondary battery has excellent charge/discharge efficiency.

Abstract: Disclosed herein are an apparatus and method for detecting an upstream RF signal based on a preamble. The apparatus for detecting an upstream RF signal based on a preamble includes an analog-to-digital converter unit for receiving an RF analog signal and converting the same into an RF digital signal; a down-converter unit for converting the RF digital signal into a baseband digital signal; a packet detection unit for performing packet detection by performing an operation on the baseband digital signal and preset differential preamble signals; and a timing calculation unit for generating timing information of a terminal device based on the baseband digital signal and time information generated through the packet detection.

Abstract: TA negative electrode, a secondary battery including the same, and a method of preparing the negative electrode are provided. The negative electrode, which includes a current collector; a negative electrode active material layer disposed on the current collector; a first layer disposed on the negative electrode active material layer and including Li; and a second layer disposed on the first layer and including an inorganic material is provided. A loading amount of the first layer may satisfy Equation 1: 0.65×(x1?y1)<loading amount of the first layer<0.95×(x1?y1).

Abstract: Provided are an electrode capable of maintaining electrical conductivity during elongation and shrinkage, a method for manufacturing the same, and electrochemical device including the same.

Abstract: A semiconductor light emitting device includes a plurality of light emitting cells having first and second surface opposing each other, the plurality of light emitting cells including a first conductivity-type semiconductor layer, a second conductivity-type semiconductor layer, and an active layer therebetween, an insulating layer on the second surface of the plurality of light emitting cells and having first and second openings defining a first contact region of the first conductivity-type semiconductor layer and a second contact region of the second conductivity-type semiconductor layer, respectively, a connection electrode on the insulating layer and connecting a first contact region and a second contact region of adjacent light emitting cells, a transparent support substrate on the first surface of the plurality of light emitting cells, and a transparent bonding layer between the plurality of light emitting cells and the transparent support substrate.

Abstract: A method of charging a secondary battery, including first, second and third charging sections in which a CC-charging performed as first, second, and third C-rate (C1, C2, C3), respectively, is supplied until the voltage of the secondary battery reaches a respective first, second and third charging cutoff voltage (V1), (V2), (V3) and a CV-charging is performed as the respective charging C-rate gradually decreases in response to reaching the respective charging cutoff voltage (V1), (V2), (V3), wherein the charging cutoff voltage satisfies the V1=n?(0.25˜0.15), V2=n?(0.2˜0.1), and V3=n (here, ‘n’ is an electric potential at the full charge of the secondary battery), and V1<V2<V3, and the ratio of the first C-rate (C1):the second C-rate (C2):the third C-rate (C3) satisfies following condition (1): C1:C2:C3=3.8˜4.2:2.8˜3.2:0.8˜1.2 (1).

Abstract: The present disclosure relates to a secondary graphite particle comprising an initial natural graphite particle of excellent high capacity and output characteristic, aggregated, bonded or assembled with an initial artificial graphite particle of excellent cycle characteristic and swelling characteristic, thus having superior rollability that leads into increased density, a negative electrode using the secondary graphite particle as a negative electrode active material, and a secondary lithium battery comprising the negative electrode. Accordingly, the secondary lithium battery comprising the secondary graphite particle as described above as the negative electrode active material has an effect of enhanced high rate charging and discharging capability, cycle characteristic and swelling characteristic.

Abstract: Disclosed herein are an apparatus and method for reducing signal distortion. The apparatus for reducing signal distortion includes a signal input unit for receiving Orthogonal Frequency Division Multiplexing (OFDM) signals, a symbol selection unit for selecting an OFDM symbol having a lowest Peak-to-Average-Power-Ratio (PAPR) by applying selective mapping (SLM) to the OFDM signals, an information generation unit for generating side information that includes information about a phase-shift sequence of the selected OFDM symbol, and a signal output unit for outputting a resulting signal by adding the side information to the selected OFDM symbol.

Abstract: An advanced driving assistance system (ADAS) provides collision avoidance control for a host vehicle. The system can include one or more sensors mounted to the host vehicle and configured to sense a driving lane in which the host vehicle is traveling and to sense an external vehicle partially engaged in the driving lane. A controller controls steering, braking, or acceleration of the host vehicle on the basis of sensing information received from the sensor. The controller determines the external vehicle partially engaged in the driving lane as a target vehicle having at least a part thereof overlapping with a lane mark of the driving lane, and performs longitudinal braking or acceleration control or lateral steering control on the host vehicle based on lateral and longitudinal positional relationships between the host vehicle and the target vehicle.

Abstract: The present invention relates to a method of manufacturing an electrode laminate and to a flexible and stretchable electrode laminate manufactured using the same. The method includes (a) printing a conductive print ink including a metal precursor, an organic solvent, and a polymer on a flexible substrate to thus form a conductive print ink pattern impregnated into the flexible substrate, and (b) reducing the conductive print ink pattern to thus manufacture the electrode laminate. The present invention provides a method of manufacturing a flexible and stretchable electrode laminate which is simpler and which consumes less time than a conventional manufacturing method.

Abstract: An LCD device includes a plurality of gate lines and data lines cross-arranged on a lower substrate to define a plurality of pixels, a pixel electrode disposed in each of the pixels, a plurality of common electrode blocks pattern-formed that generate an electric field with the pixel electrode and sensing a touch of a user, a plurality of sensing lines, a plurality of pad parts arranged to be separated from each other at predetermined intervals along a corresponding sensing line, and having a line width thicker than the sensing line, and a contact part disposed between a corresponding pad part and a corresponding common electrode block, and electrically connecting a corresponding sensing line and the common electrode block. When the sensing lines are electrically connected to one of the common electrode blocks, the sensing lines are electrically insulated from the other common electrode blocks.