PARK, SUNG SOO (Total 14238 Patents Found)

The present invention provides a nitride-based light emitting device having increased power and/or life span and a method of manufacturing the same. The nitride-based light emitting device may include an n-clad layer formed on a crystalline wafer; a porous layer by processing the n-clad layer to a depth in a gas atmosp...
The present invention relates to a super-absorbent polymer having excellent properties, both centrifugal retention capacity (CRC) and absorption under pressure (AUP) having been improved by introducing a surface crosslinked layer crosslinked by surface-modified inorganic particles, and to a method for preparing the sam...
Disclosed is an efficient and economical method for the preparation of N-glycolyl neuraminic acid in a high purity from an inexpensive abundant source material. The method comprises dispersing body tissues of an echinodermatous marine animal Cucumaria echinata in an aqueous medium, preferably, using a dry powder of the...
A system and a method for recognizing a face are provided to stably recognize a face in an environment in which various lightings are changed. A face extracting unit(130) extracts a face area from an input image as a face image. A conversion image computing unit(140) produces a conversion image by using a binary patter...
A display rotation apparatus and rotating method thereof are disclosed. A display rotation apparatus, interposed between a fixed body and a moving body and rotating the moving body about the fixed body, comprising plural joint parts coupled to the moving body; plural arm parts, one end coupled to the joint part and the...
A touch panel is provided. The touch panel includes a channel electrode unit configured to include a plurality of first electrodes disposed in a first direction and a plurality of second electrodes disposed in a second direction intersecting with the first direction, and a controlling unit configured to apply a driving...
A wafer structure and epitaxial growth method for growing the same. The method may include forming a mask layer having nano-sized areas on a wafer, forming a porous layer having nano-sized pores on a surface of the wafer by etching the mask layer and a surface of the wafer, and forming an epitaxial material layer on th...
The present invention is to provide a shredder for super absorbent polymer that comprises: an inlet portion for feeding a plate-shaped super absorbent polymer; a pulverizing portion for pulverizing the super absorbent polymer fed through the inlet portion; and an outlet portion for discharging the pulverized super abso...
An organic light emitting device (OLED) is formed by assembling a first substrate and a second substrate. The second substrate includes several sub-pixels. The first substrate includes several transistors electrically connected to each other and, for each subpixel, a first connecting electrode electrically connected to...
A nitride semiconductor device may include a substrate, a dislocation control layer formed on the substrate and including a plurality of hollow structures including a nitride, and a nitride semiconductor layer formed on the dislocation control layer....
A laminated lens package and a method of fabricating the same are disclosed. The laminated lens package includes a first lens layer including a first lens element formed at one surface thereof through a first mold; a second lens layer including a second lens element formed at one surface thereof through a second mold, ...
Provided is a coordinate measuring device for sensing a location of a coordinate indicating device including a resonance circuit. The coordinate measuring device includes a panel including a plurality of channel electrodes configured to transmit a driving signal to the coordinate indicating device through capacitive co...
An electronic apparatus for measuring a frequency of an electromagnetic signal emitted from a coordinate indicating device contacting a sensor pad, and method are provided. The electronic apparatus includes a signal receiving unit that receives the electromagnetic signal, a band-pass filter unit including a pair of ban...
Provided is a heating cooker which includes a body constituting an appearance thereof, an upper panel on which a cooking container is laid, a heater positioned under the upper panel to heat the cooking container laid on the upper panel, a fan housing liftably positioned at one side of the body to be raised above the up...
An input feedback method and apparatus in a portable terminal having a touch input device are provided, in which a user's finger contact on a screen having a plurality of objects displayed is sensed, a value sensed from the finger contact is compared with at least one threshold, and a vibration is generated in a di...
Methods of growing nitride semiconductor layers including forming nitride semiconductor dots on a substrate and growing a nitride semiconductor layer on the nitride semiconductor dots. The nitride semiconductor layer may be separated from the substrate to be used as a nitride semiconductor substrate....
A method of growing a nitride semiconductor layer may include preparing a substrate in a reactor, growing a first nitride semiconductor on the substrate at a first temperature, the first nitride semiconductor having a thermal expansion coefficient different from a thermal expansion coefficient of the substrate, and rem...
A method of growing a nitride semiconductor layer may include preparing a substrate in a reactor, growing a first nitride semiconductor on the substrate at a first temperature, the first nitride semiconductor having a thermal expansion coefficient different from a thermal expansion coefficient of the substrate, and rem...
An organic light emitting device (OLED) is formed by assembling a first substrate and a second substrate. The second substrate includes several sub-pixels. The first substrate includes several transistors electrically connected to each other and, for each subpixel, a first connecting electrode electrically connected to...
A coordinate measuring apparatus and a coordinate measuring system are provided. The coordinate measuring apparatus includes a channel electrode circuit including a plurality of electrodes, a driver configured to generate a driving circuit signal and provide the driving signal to the channel electrode circuit, a receiv...
La présente invention concerne une résine super-absorbante et son procédé de préparation, la résine super-absorbante ayant une force en gelée améliorée et présentant d'excellentes propriétés physiques, telles que l'amélioration à la fois de la capacité de rétention centrifuge (CRC) et du pouvoir...
The present invention relates to a method of preparing a super absorbent polymer (SAP). The preparation method for SAP according to the present invention includes: preparing a first polymer by carrying out a thermal polymerization or photo polymerization of a monomer composition comprising a water-soluble ethylene-base...
Disclosed is a polymerization reactor for the preparation of a superabsorbent polymer, and a method for preparing a superabsorbent polymer using the same. More particularly, the polymerization reactor may evenly supply polymerization energy to both sides of a sheet-type polymer and more efficiently progress to increase...
A substrate for packaging flip-chip light emitting device (LED) includes a substrate including a chip mount region, a first metal pattern overlapping a part of the chip mount region and disposed on the substrate, a second metal pattern disposed in a region including the chip mount region that is not overlapped with the...
An electronic device is provided. The electronic device includes at least one communication module and a processor configured to control the at least one communication module. The processor is configured to verify properties of at least one communication network accessed by the electronic device through the at least on...
A main hub, a sub hub, and a sensor node communicating in a wireless body area network (WBAN) including at least one sub hub, and a communication method thereof, are provided. A communication method of the main hub, includes assigning a beacon slot to the sub hub. The method further includes receiving, from the sub hub...
Alight emitting device package may include a printed circuit board and a plurality of light emitting devices mounted on the printed circuit board, wherein a first light emitting device of the plurality of light emitting devices may comprise first to fourth conductor pads formed discretely on the bottom surface of the l...
A negative active material for a rechargeable lithium battery and a rechargeable lithium battery including the same. The negative active material includes a carbon-nanoparticle composite including a crystalline carbon material including pores, and amorphous nanoparticles dispersed either inside the pores, or on the sur...
A color electronic paper keypad device is provided that includes an electronic paper sheet having a plurality of electrode patterns. One or more of the plurality of electrode patterns displays a color depending on whether an electric field is applied. The device also includes a color display disposed over the electroni...
The present invention relates to a method for preparing a super absorbent polymer. The method for preparing a super absorbent polymer according to the present invention comprises the steps of: preparing a first polymer by thermal polymerizing or photo-polymerizing a monomer composition including a water-soluble ethylen...
The present invention provides a method for preparing unsaturated aldehydes and/or unsaturated fatty acids from olefins using a fixed-bed catalytic partial oxidation reactor, in particular, a start-up method upon packing with catalysts and initiating the reaction, and a process for producing unsaturated aldehydes and/o...
A positive active material for a rechargeable lithium battery includes a lithium metal oxide represented by the following Chemical Formula 1: (Li 1−(x+y) Na x Ky)(Co 1−(a+b) Zr a M′ b )O 2   [Chemical Formula 1] wherein, 0<x≦0.1, 0≦y≦0.1, 0<x+y≦0.1, 0<a≦0.1, 0≦b≦0.1 and ...
La présente invention concerne un écran tactile. L'écran tactile comprend : une unité d'électrodes de canaux conçue pour comprendre une pluralité de premières électrodes disposées dans une première direction et une pluralité de secondes électrodes disposées dans une seconde direction en intersecti...
본 발명은 저온수를 이용한 동력발생장치에 관한 것으로, 저온수에 의해 동작유체를 가열시키는 증발부(10)와; 상기 증발부(10)에 의해 가열된 동작유체의 팽창력에 의해 승강되는 피스톤과, 이 피스톤에 의해 회전되는 크랭크축이 구비된 피스...