Other

Electronics and Telecommunications Research Institute

Lg Chem, Ltd

Korea Institute of Industrial Technology

Lg Energy Solution, Ltd.

Jeong Woo Lee

Chan Ki Park

Kwang Choon Chung

Sang Pil Kim

Chang Won Yang

Dong Ho Park

Uen Do Lee

Young Doo Kim

Ji Hong Moon

Chang Sik Cho

Chang Soo Kim

Jin Wuk Seok

Moon Bok Lee

Ki Bong Suh

Kwang Soo Kim

Myung Sun Gong

Kwang Ho Lee

Jae Han Jung

Kyong Ho Kim

Won Kil Yang

Eun Young Kim

Hyung Kook Jun

Chang Rak Yoon

Jungyu Kang

Byoung Jun Park

Bum Ho Kim

Min Ji Heo

Yoon Sook Hwang

Wong Yang

Beom Jong Kim

Young Im Kwon

Song Yop Han

The present invention relates to a lithium secondary battery having excellent battery performance at high voltage, wherein the lithium secondary battery according to the present invention includes a positive electrode which includes a positive electrode active material layer including a lithium nickel cobalt manganese-based oxide having an average particle diameter of primary particles of 3 μm or more and a lithium cobalt-based oxide, a negative electrode which includes a negative electrode active material layer including a negative electrode active material, and an electrolyte, wherein a ratio of negative electrode capacity to positive electrode capacity is in a range of 1.06 to 1.15.

Lithium secondary battery

The present invention performs a reference point detecting step (S) to select a reference point by performing pattern analysis based on a characteristic pattern shown in a total leakage current (I) when an applied voltage is 0V, a resistive leakage current calculating step (S) to calculate a resistive leakage current by Fourier series-expanding the total leakage current (I) starting at the reference point, and reference point verifying/correcting steps (Sand S) to correct the reference point until a characteristic pattern of the resistive leakage current (I) according to non-linear resistance characteristics of the surge arrester () is shown so that the resistive leakage current (I) is recalculated, and the present invention determines that the resistive leakage current (I) calculated based on the completely corrected reference point is the resistive leakage current of the surge arrester ().

Apparatus and method for detecting resistive leakage current in surge arrester

The present disclosure provides an electrode assembly including a unit cell stack having n unit cells stacked with a separation film interposed therebetween and at least one reinforcing member formed from metal that integrally covers at least one of the upper and lower surfaces and at least one side surface of the unit cell stack. In particular, n is an odd number excluding 1. Additionally, in each unit cell, one or more cathodes and one or more anodes are stacked with a separator interposed therebetween. Accordingly, the unit cells are protected against external impacts.

Electrode assembly comprising reinforcing member capable of minimizing deformation of electrode and stacked structure of unit cell by protecting unit cell from external impact

A capacitor includes an electrode assembly, having at least one positive electrode, at least one negative electrode, and at least one dielectric or separator interposed between the positive electrode and the negative electrode, and a case for receiving the electrode assembly. The electrode assembly is configured such that the positive electrode, the negative electrode, and the dielectric or the separator are arranged in a horizontal direction, which is perpendicular to the thickness direction of the electrode assembly, and such that the positive electrode and the negative electrode have a complementary pattern.

Capacitor including electrodes having complementary pattern formed in horizontal direction

Provided is a tray capable of receiving batteries having various sizes. The tray includes a housing provided with a receiving portion for receiving a secondary battery. It also includes a blocking portion coupled to the housing to cross the receiving portion for adjusting the size of the receiving portion.

Tray to accommodate batteries having various sizes

Provided are an apparatus and method for transforming augmented reality information of a head-up display (HUD) for a vehicle. The apparatus for transforming augmented reality information of a head-up display for a vehicle includes a first projection transforming formula generation unit configured to extract a conjugate point by performing feature point matching on a first feature point of a forward recognition image of the vehicle input from a forward recognition camera and a second feature point of a first driver-based viewpoint image input from a driver-based viewpoint camera whose installation position is different from that of the forward recognition camera, and generate a first projection transforming formula; a second projection transforming formula generation unit configured to generate a second projection transforming formula using a straight-line intersection of a second driver-based viewpoint image, which is extracted from a second driver-based viewpoint image input from the driver-based viewpoint camera, and HUD coordinates pre-defined on the HUD; and an augmented reality information transformation unit configured to sequentially apply the generated first and second projection transforming formulas to recognition coordinates of a forward object, which is recognized from the first forward recognition image, to calculate primary and secondary transformation coordinates, and render the secondary transformation coordinates on the HUD.

Apparatus and method for transforming augmented reality information of head-up display for vehicle

The present invention provides a hybrid gasification system which simultaneously has the advantages of an entrained-flow gasifier using pulverized fuel and a fluidized-bed gasifier utilized for gasifying fuel with relatively various properties. The present intention provides a hybrid gasification system employing a structure in which a second reaction chamber operated at a temperature of 700 to 900 is surrounded by a first reaction chamber operated at temperature, thereby obtaining an insulation effect, performing additional heat exchange, and minimizing a heat loss. Furthermore, the present invention provides a hybrid gasification system having a structure in which unreacted substances and tar within synthetic gas generated from a first reaction chamber reacts within a second reaction chamber, thereby increasing the entire gasification efficiency.

Hybrid gasification system

The present invention relates to a pyrolysis device using a liquid metal including: a hollow reactor in which the liquid metal is received; a circulating pump connected to the reactor; a buffer tank disposed on an upper portion of the reactor and receiving the liquid metal from the circulating pump; a nozzle coupled with the buffet tank and jetting the liquid metal within the buffer tank into the reactor; and an air supply source supplying air to the liquid metal within the reactor, wherein char generated from fuel injected into the reactor is combusted by reacting with air introduced into a lower portion' of the reactor through the air supply source, and liquid metal sprays jetted from the nozzle react with gases generated in the reactor to purify the gases.

Pyrolysis apparatus using liquid metal

Provided are an apparatus and method for compression-encoding a moving picture at high speed while minimizing image quality deterioration. In H.264 moving picture encoding, the apparatus and method perform rate-distortion optimization (RDO) indispensable for high-definition encoding by feedback prediction, and minimize the amount of discrete cosine transform (DCT)-inverse DCT (IDCT) calculation performed for RDO many times, thereby performing H.264 encoding at high speed.

Apparatus and method for compression-encoding moving picture

Provided are a coded block pattern (CBP) estimating method which is performed using an average value and a dispersion value between blocks of CBPs in a moving picture encoder for IP-TVs (Internet Protocol-Televisions), and a block mode decision method, which can determine all block modes with only the first 16&#xd7;16 block. Accordingly, since an additional operation for mode determination is not necessary, an amount of calculation and thus a calculation time can be remarkably reduced.

Method of estimating coded block pattern and method of determining block mode using the same for moving picture encoder

A release agent and a release liquid which are used for the manufacture of labels, double-sided tapes, etc., are disclosed. The release agent and the release liquid provide improved adhesion between a substrate and a release layer, and excellent peel strength betwveen the release layer and an adherent. The release agent includes a dispersion of a vinyl-modified colloidal silica, a dispersion of a platinum chelate catalyst, and a polysiloxane water-dispersible silicone emulsion. The release liquid is obtained by dispersing the release agent in water so as to have a solid content of 2.5&tilde;30% by weight. The release film is produced by applying the release liquid on a substrate, followed by drying.

Silicone aqueous emulsion release liquid and release film using the same

A method for producing a release film which is used for the manufacture of adhesive labels, double-sided tapes, etc., is disclosed. The release film provides improved adhesion between a substrate and a release layer, and excellent peel strength between the release layer and an adherent. The method includes the steps of : obtaining a silicone aqueous emulsion release liquid by dispersing a silicone aqueous release agent including a dispersion of a vinyl-modified colloidal silica, a dispersion of a platinum chelate catalyst and a polysiloxane water-dispersible silicone emulsion, in water, so as to achieve a solid content of the release liquid of 2.5&tilde;30% by weight; and applying and drying the obtained release liquid on a substrate to form a release layer.

Method for producing release film using silicone aqueous emulsion release liquid

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Daejeon, South Korea

Jeong Woo Lee