Abstract:
An operation method of the phase change memory device is provided, which recovers the phase-change layer to the steady-state by authorizing the treatment voltage greater than the reset voltage to the phase-change layer. An operation method of the phase change memory device authorizes the treatment voltage which is greater than the reset voltage to the phase-change layer. The authentication hour of the treatment voltage is longer than the authentication hour of the reset voltage. The intensity of the treatment voltage is 1.1 times or greater of the reset voltage. The authentication hour of the treatment voltage is one micro-second or greater. The treatment voltage is one pulse voltage. The treatment voltage comprises two or more pulse voltages which are consecutively applied.
Abstract:
A phase change memory device and a method of manufacturing the same are provided, which can prevent misalignment problem of the bottom electrode and diffusion stopper. The phase change memory device comprises the storage node and the switching element connected to the storage node. The storage node comprises electrode and phase-change layer(30). The diffusion stopper(20) includes the silicide compound between the electrode and phase-change layer. The silicide compound includes at least one among silicide, silicide oxide, and silicide nitride. The electrode is the bottom electrode(10).
Abstract:
컬러필터용 잉크 조성물은 안료 분산체 100 중량부, 상기 안료 분산체 100 중량부에 대하여 각각, 측쇄에 히드록시기를 갖는 열경화성 수지 7 내지 65 중량부, 열 개시제 0.015 내지 1.5 중량부, 플루오르기를 갖는 에폭시계 모노머 0.8 내지 15 중량부 및 용제 15 내지 165 중량부를 포함한다. 상기 잉크 조성물을 이용하여 제조되는 컬러필터 기판은 기판, 상기 기판 상에 형성되고, 상기 기판을 투과한 광을 차단하고 화소 공간을 형성하는 차광층 및 상기 화소 공간 내에 형성되어 상기 광에 응답하여 고유의 색을 발현하는 색 화소층을 포함한다. 상기 색 화소층은 측쇄에 히드록시기를 갖는 열경화성 수지와 플루오르기를 갖는 에폭시계 모노머가 가교 반응하여 형성된 가교 결합체를 포함한다.
Abstract:
에폭시기 및 찰콘(chalcone)기를 가지는 하기 화학식 1로 표시되는 화합물, 이의 제조 방법 및 이를 포함하는 포토레지스트 조성물이 기재되어 있다. 상기 화합물은 열경화 작용을 하는 에폭시기 및 광경화 작용을 하는 찰콘기를 모두 가지므로 경화 효율이 높다. 따라서 상기 화합물을 포함하는 포토레지스트 조성물을 이용하여 포토레지스트 패턴을 형성하면 잔사가 감소한다. 또한, 상기 포토레지스트 조성물로 형성된 컬러 필터 패턴은 색재현율이 우수하고 휘도가 높다. [화학식 1]
식 중, n은 1 내지 10000의 정수이고, R1, R2, R3, R4, R5, R6, R7 및 R8은 각각 수소원자, 알킬기, 알콕시기, 할로겐 원자 또는 니트로기를 나타낸다.
Abstract:
A phase changing material, a phase changing memory comprising the same, and a method for operating the same are provided to reduce the size of a transistor and to increase the level of integration of PRAM(Phase changing Random Access Memory) by lowering reset current. A phase changing memory includes a switching element and a storage node connected to the switching element. The storage node includes a first electrode(52), a phase changing layer(60), and a second electrode(62). The phase changing layer is formed by doping Ge into an InSbTe compound. The Ge of the phase changing layer is equal to or less than 10 atom percent. The InSbTe compound is formed with In of 20 to 50 atom percent, Sb of 10 to 20 atom percent, and Te of 30 to 55 atom percent.
Abstract:
컬러필터기판 및 이를 갖는 표시장치에서, 어레이 기판은 투과전극 및 반사전극으로 이루어진다. 투과전극은 제1 베이스 기판 상에 형성되어 외부로부터 입사된 제1 광을 투과시키고, 반사전극은 제1 베이스 기판 상에 형성되어 외부로부터 입사되고, 제1 광과 반대 방향으로 진행하는 제2 광을 반사한다. 컬러필터기판은 컬러필터층 및 이격부재를 포함한다. 컬러필터층은 제2 베이스 기판 상에 형성되고, 반사전극이 형성된 반사영역에서 제2 베이스 기판을 부분적으로 노출시키는 개구부를 갖는다. 이격부재는 투명한 재질로 이루어지고, 개구부가 형성된 위치에 대응하여 제2 베이스 기판 상에 형성된다. 따라서, 반사모드와 투과모드에서 색재현성 차이로 인한 표시불량을 방지하여 표시특성을 향상시킬 수 있다. 컬러필터층, 스페이서
Abstract:
A controlling apparatus of an inkjet head and a method thereof are provided to reduce inferiority of a color filter due to inaccurate ink dropping by adjusting an opening time of each nozzle and a slope angle of the inkjet head considering positions of the nozzles. A controlling apparatus of an inkjet head includes a plurality of nozzles(410), a position detecting unit(41) to detect positions of the respective nozzles and to output position detecting signals corresponding to the detected positions, and an inkjet head controlling unit to determine the respective positions of the nozzles based on the position detecting signals from the position detecting unit and to control a slope angle of the inkjet head and an opening time of the respective nozzles based on the determined nozzle positions. The position detecting unit is a CCD camera. The position detecting signals have an X-axis coordinate value and a Y-axis coordinate value. The inkjet head controlling unit includes a memory device(42) to store respective reference position information of the respective nozzles. The inkjet head controlling unit compares the determined respective nozzle positions with the respective corresponding reference position information.
Abstract:
An apparatus and a method of forming a color filter are provided to readily find a pixel, in which a sufficiently thick color filter is not formed, after injecting color ink. An apparatus for forming a color filter includes a stage(10), a support frame(20), a mask(30) and an injector(40). The stage allows a substrate to be mounted thereon. The support frame is disposed on the stage. The mask is mounted on the support frame and spaced apart from the substrate. The injector injects color ink onto the substrate. The substrate has a plurality of openings into which different colors of ink are inserted. The mask has a plurality of holes overlapping the openings and filled with the same colors of ink. The holes are separately formed along a region in which the holes overlap the openings. The holes are formed to include a region for connecting the openings in one direction.
Abstract:
A method for fabricating germanium nano clusters is provided to be usefully applied in fabricating a flash memory device by easily forming germanium nano clusters uniformly embedded in a silicon oxide layer. A silicon oxide layer is formed on a silicon substrate(10). A GeO layer is formed on the silicon oxide layer in oxygen atmosphere of a low density. The GeO layer is transformed into a GeO2 layer and Ge nano clusters(50) wherein the substrate is annealed at the temperature of 600 deg.C. The GeO2 layer is transformed into a SiO2 layer(70).
Abstract:
A liquid crystal display panel and a manufacturing method thereof are provided to improve uniformity of thickness of color filters when forming the color filters by ink-jet manner and reduce a time required to form the color filters. A liquid crystal display panel includes an insulating substrate(210), a black matrix having first barrier walls forming predetermined filter spaces(B) and a plurality of second barriers walls(225) thinner than the first barrier walls, and color filters filled in the filter spaces and covering the second barrier walls. The first barrier walls are formed of first outer barrier walls(221) at edges of the insulating substrate, first inner barrier walls(222) intersecting the second barrier walls, and first divisional barrier walls(223) extended in an extension direction of the second barrier wall for distinguishing at least one or more of the second barrier walls. The second barrier walls intersect the first inner barrier walls, defining the insulating substrate into a plurality of pixels. The color filters of same color are filled in the filter spaces in an extension direction of the first inner barrier walls, and color filters of different color are filled in the filter spaces distinguished by the first inner barrier walls serving as boundary lines.