Electronics and Telecommunications Research Institute

Sejong University

Industry-University Cooperation Foundation Korea Aerospace University

Chips&media,inc

Sk Innovation Co., Ltd.

Lg Innotek Co., Ltd.

Sk Energy Co., Ltd.

Myung Jun Kim

Hui Yong Kim

Sung Chang Lim

Jin Ho Lee

Ha Hyun Lee

Jung Won Kang

Yung Lyul Lee

Nam Uk Kim

Yang Woo Kim

Dae Yeon Kim

Ji Yeon Jung

Jae Gon Kim

Young Dae Kim

Ji Youn Jung

Do Hyeon Park

Gyung Rok Kim

Dong Jin Park

Jin Hong Kim

Sun Woong Choi

Min Yong Jeon

Jae Wook Ryu

Jae Suk Choi

Yong Woon Kim

Wook Je Jeong

Young Seek Yoon

Hong Chul Kim

Il Su Kim

Sun Hyuk Bae

Tae Young Jang

Jin Hwan Bang

Yoon Mang Hwang

Myoung Soo Ahn

Kug Kyong Song

Keun Seok Yang

Yun Gu Kang

Seong Jun Hong

Jin Sik Yang

Min Ki Ahn

Kyoo Sung Park

Disclosed herein is a method of decoding an image. The method includes generating an inter prediction block by performing inter prediction with respect to a current block, generating an intra prediction block by performing intra prediction with respect to the current block, determining a first weight and a second weight, and generating a final prediction block by respectively applying the first weight and the second weight to the inter prediction block and the intra prediction block. The generating of the intra prediction block includes generating the intra prediction block using a predefined intra prediction mode.

Image encoding/decoding method and device, and recording medium in which bitstream is stored

An image encoding/decoding method is provided. An image decoding method of the present invention may comprise deriving an intra-prediction mode of a current luma block, deriving an intra-prediction mode of a current chroma block based on the intra-prediction mode of the current luma block, generating a prediction block of the current chroma block based on the intra-prediction mode of the current chroma block, and the deriving of an intra-prediction mode of a current chroma block may comprise determining whether or not CCLM (Cross-Component Linear Mode) can be performed for the current chroma block.

Video encoding/decoding method, apparatus, and recording medium having bitstream stored thereon

An image encoding/decoding method is provided. An image decoding method of the present invention may comprise restoring an intra-prediction mode of a current chroma block, deriving at least one representative value based on a neighboring sample of the current chroma block and a neighboring sample of a corresponding luma block corresponding to the current chroma block in case the intra-prediction mode is a CCLM (Cross-Component Linear Model) mode, deriving a parameter of CCLM by using the at least one representative value, and generating a prediction block of the current chroma block by using the parameter of CCLM.

Image encoding/decoding method and apparatus, and recording medium storing bitstream

There is provided an image encoding/decoding method and apparatus. The image decoding method comprises decoding size information of a quantization group from a bitstream, acquiring a delta quantization parameter of a current block on the basis of the size information of the quantization group, and deriving a quantization parameter for the current block on the basis of the delta quantization parameter.

Method and apparatus for encoding/decoding image using quantization parameter, and recording medium storing bitstream

An image decoding is performed by steps including: determining whether or not to perform filtering on a boundary of a current block; determining a filtering strength on the boundary of the current block, and a number of samples used in filtering; and performing filtering on the boundary of the current block on the basis of the filtering strength and the number of samples used in filtering, where the number of samples used in filtering is determined on the basis of a size of the current block.

Video encoding/decoding method and device, and recording medium for storing bitstream

Provided is a method of fabricating a thick film of a large area substrate. The method of fabricating comprises applying a first rein on a base substrate to form a rein partition, and applying a second resin on an inner area formed by the resin partition. According to the present invention, by forming a first partition formed with resin when a film of a large area is coated and then by coating the film, uniformity and reliability of the coating can be improved.

Method of fabricating film of substrate and film, backlight unit and liquid crystal display using the same

A chimney tray for a reactor, wherein a gas reactant and a liquid reactant are mixed in chimneys to improve the dispersion performance of the liquid reactant on the catalyst bed of a fixed bed reactor thereby increasing the contact efficiency between the liquid reactant and the catalyst depending on the uniformity of flow of the liquid reactant, resulting in increased reaction efficiency, and which includes a tray having a plurality of through-holes, and a plurality of chimneys perpendicularly inserted into the through-holes of the tray and having one or more outlets penetrating there through and facing each other, wherein each of the plurality of chimneys includes a conical lower end which is formed such that it extends from the lower surface of the tray to make an angle of 10&#x2dc;40&#xb0; with respect to the direction of the normal line of the tray.

High performance chimney tray for a fixed bed reactor

Disclosed herein is a hydrogen generator for producing hydrogen by the steam-reforming reaction of hydrocarbons, in which a pressure loss induction structure for artificially reducing the pressure of exhaust gas is provided between a combustion unit and an exhaust gas discharge pipe, thus improving the uneven distribution of exhaust gas.

Hydrogen generator using steam-reforming reaction

The present invention provides a hydrogen generator for generating hydrogen through a steam-reforming process using hydrocarbons as a raw material and a method of operating the same, and, more particularly, provides a hydrogen generator for generating hydrogen through a steam reforming process, which can be stably operated because water is introduced into the hydrogen generator in the form of single phase vapor, and which can achieve high thermal efficiency using a proper heat exchanging method, and to a method of operating the same. According to the present invention, there is provided a heat exchanger network, in which heat necessary for a reforming reaction are obtained by the heat exchange of high-temperature exhaust gas or reformed gas, and in which, in a water gas converting reaction and a PSA reaction conducted at low temperatures compared to the reforming reaction, heat exchange is performed by low-temperature air or water, and the heat-exchanged air and the residual gas in the PSA reaction are used as a heat supply source for the reforming reactor together with fuel hydrocarbons, thereby minimizing the thermal loss of the hydrogen generator.

Hydrogen generating apparatus using steam reforming reaction

A quenching apparatus for a reactor is disclosed. The quenching apparatus includes a quenching unit () and a mixing unit (). The quenching unit includes fluid distribution pipes () which branch off from a central portion of the quenching unit in radial directions and eject quenching fluid, and one or more first fluid outlets () which are formed through the bottom of the quenching unit. The mixing unit includes inclined baffles (), one or more partitions () and a second fluid outlet (). The inclined baffles are respectively disposed under the first fluid outlets. The partitions partition a space between inner and outer sidewalls of the mixing unit into a plurality of separated spaces in which the inclined baffles are respectively disposed. Fluid guided by the inclined baffles and the partitions is discharged out of the mixing unit through the second fluid outlet.

Quenching apparatus for a reactor

Growing community of inventors

Seoul, South Korea

Myung Jun Kim