baber/WOPTO huggingface dataset:
Patent KR-20010021831-A (KR)
Title: 실리콘 결정의 성장을 제어하기 위한 방법 및 시스템
IPC: C30B15/20
Filed: 1998-07-08
Abstract: 쵸크랄스키 결정 성장 장비와 함께 사용되는 방법 및 시스템이 개시된다.     결정 성장 장비는  용탕을 형성하기 위해 고상 실리콘을 용융시키는 가열된 도가니를 가지는데, 단결정은 이 용탕으로부터 인상된다.     용탕은 상부 표면을 가지는데, 용융되지 않은 실리콘이 용융될 때까지 상기 표면 위쪽에 노출된다.     카메라는 도가니 내부의 일부의 이미지를 발생시킨다.     각 이미지는 다수의 픽셀을 가지며 각 픽셀은 이미지의 광학적 특징을 나타내는 값을 가진다.     이미지 프로세서는 이미지들내에서 엣지들을 감지하기 위해 픽셀 값들의 함수로서 이미지들을 처리하며, 이미지들내에서 물체들을 정의하기 위해 이미지들내에서 엣지들의 위치의 함수로서 상기 감지된 엣지들을 그룹화한다.     정의된 물체 각각은 하나 이상의 픽셀을 포함하며, 정의된 물체들 중 하나 이상은 용탕 표면상에서 관찰될 수 있는 고상 실리콘 부분을 나타낸다.     제어 회로는  상기 정의된 물체들에 기초하여 결정 성장 장비의 상태를 나타내는 파라미터를 결정하며, 상기 결정된 파라미터에 대응하여 결정 성장 장비를 제어한다.
Patent KR-20010023633-A (KR)
IPC: F01N3/10
Filed: 1998-09-03
Abstract: According to the invention, a catalytic converter (7) and an exhaust line (2) with one such catalytic converter (7) are provided in order to remove nitrogen oxide from exhaust emitted by a lean mixture operated combustion engine (1). Said catalytic converter (7) has a hydrolyse activity and a selective catalytic reduction (SCR) activity. A limited installation space can be utilized especially for trucks and passenger cars driven by combustion engines by combining a hydrolyse and a SCR catalytic converter with a single catalytic converter (7).
Patent KR-20010024549-A (KR)
Title: Ｔｎｆ 길항제의 패혈증 치료를 위한 약제로서의 용도
IPC: A61P31/00
Filed: 1998-10-15
Abstract: 본 발명은 30분 이상의 측정 기간 동안 인터류킨-6의 혈청내 농도가 증가하는 것을 특징으로 하는 패혈증의 치료에 사용되는 약제를 제조하기 위한 TNF 길항제의 용도에 관한 것이다.
Patent KR-20010032080-A (KR)
Title: 비분지형 부텐의 올리고머화에 의한 사실상 비분지형의옥텐 및 도데센의 제조 방법
IPC: B01J23/755
Filed: 1998-11-12
Abstract: 본 발명은 니켈 함유 불균일 촉매 상에서 1-부텐 및(또는) 2-부텐 및 부탄을 함유하는 사실상 이소부텐이 없는 탄화수소의 흐름을 30 내지 280℃의 온도 및 10 내지 300 bar의 압력에서 올리고머화하여 사실상 비분지 옥텐 및 도데센을 제조하는 방법에 관한 것이다.  본 발명에 따라서, 반응 혼합물으로부터 분리되는 충분한 양의 부탄 및 미반응 부텐의 충분한 양을 올리고머화 반응 중에 재유입하여 반응된 반응 혼합물 중에 함유하는 올리고머의 최대 양이 반응기의 어느 지점에서든, 또는 계단식 반응기를 사용하는 경우 계단식 반응기의 어느 지점에서든 25 중량%를 초과하지 않도록 한다.
Patent KR-20010034117-A (KR)
Title: 케티민의 신규한 제조 방법
IPC: C07C249/02
Filed: 1998-10-15
Abstract: 본 발명은 4-(3,4-디클로로페닐)-3,4-디하이드로-1(2H)-나프탈렌온 및 모노메틸아민으로부터 N-[4-(3,4-디클로로페닐)-3,4-디하이드로-1(2H)-나프탈레닐리덴]메탄아민을 제조하는 신규한 개선된 방법에 관한 것이다.
Patent KR-20010040920-A (KR)
Title: 전봉 용접성이 우수한 보일러용 강 및 그것을 이용한 전봉보일러 강관
IPC: C22C38/00
Filed: 1999-12-14
Abstract: 고온 장시간 측에서 높은 크리프 파단 강도를 보이고, 전봉 용접성이 우수한 보일러용 강 및 전봉 용접부 결함이 적은 전봉 보일러 강관을 제공한다. 
     중량 %로, C : 0.01∼0.20%, Si : 0.01∼1.0%, Mn : 0.10∼2.0%을 또는, Cr : 0.5∼3.5%을 더욱 함유하고, P≤0.030%, S≤0.010%, O≤0.020%로 제한하고, Si 와 Mn 또는 Si 와 Mn  및 Cr의 중량비, (Si%)/(Mn%) 또는 (Si%)/(Mn%+Cr%)을 0.005∼ 1.5로 하고, 잔부가 Fe 및 불가피 불순물로 이루어짐과 동시에, 전봉 용접시에 생성되는 SiO 2 및 MnO 또는 SiO 2 , MnO 및 Cr 2 O 3 의 혼합 산화물의 융점을  1600℃ 이하로 하므로써, 전봉 용접부 결함이 되는 산화물이 용해되어, 슬래그 성분으로서 빠져 나오므로, 전봉 용접성이 우수한 보일러용강 및 그것을 이용한 용접 결함이 적고, 크리프 파단 강도 및 인성이 우수한 전봉 보일러 강관을 얻을 수 있다.
Patent KR-20010041011-A (KR)
Title: 공구용 판매 및 보관 장치
IPC: B25H3/02
Filed: 1999-02-12
Abstract: 본 발명은 상이한 크기의 원통형 축을 가지며 로케이팅 슬롯(8) 내에 일렬로 배치되는 공구의 지지 장치를 포함하는, 공구용 보관 및 판매 장치에 관한 것이다.  가늘고 긴 정밀 측정 채널(3a, 3b, 3c)이 상기 슬롯에 할당되어 평행하게 배치된다.  스톱 바디(6, 2)에 의해 형성된 측정 게이지(5)가 정밀 측정 채널(3a, 3b, 3c)내에 또는 정밀 측정 채널(3a, 3b, 3c)상에 있는 각 로케이팅 슬롯(8)에 배치된다.  각각의 정밀 측정 채널(3a, 3b, 3c)은 지지 장치내에 거의 평행하게 배치된다.  상기 채널은 측정 게이지(5)가 장착된 개략 측정 채널(4)로 이르며, 상기 측정 게이지(5)는 상기 정밀 측정 채널로부터 직각으로 정밀 측정 채널(3a, 3b 3c)의 전면을 따라 연장된다.  직경이 동일한 공구를 위한 다수의 각 로케이팅 슬롯(8a, 8b 8c)은 적어도 상기 정밀 측정 채널(3a, 3b, 3c)에 할당된다.
Patent KR-20010041620-A (KR)
Title: 물의 위생 처리 방법 및 장치
IPC: C02F1/76
Filed: 1999-03-05
Abstract: 본 발명에 따른 장치는 물의 본류와 연통되는 유입관(10)과 배출관(18)을 구비한 펌프(16)를 이용하여 수영장과 같은 물의 본류로부터 재순환된 물의 유량을 위생 처리하기 위한 것이다. 상기 장치는 산화제에 의해 콜로이드성 용존 금속을 형성하는 은과 구리의 공급원과 할로겐 시약을 수용하도록 구성된 용기(22)를 포함한다. 계량 수단(12)은 과산화수소 시약을 유입관(10)으로 송출하도록 구성된다. 물은 용기(22)에 연결된 이송관(20)과, 유입관(10)이나 배출관(18)에 연결된 귀환관(24)을 거쳐서 배출관(18)으로부터 이송관(10)이 배출관(18)에 연결된 위치의 상방으로 공급된다. 과산화수소와 할로겐의 첨가량은 위생 처리될 물의 부피에 의해 미리 정해진다. 그리고, 상기 과산화수소의 첨가량은 모든 할로겐을 차아염소산으로 변화시키고 충분한 양의 과산화수소를 남겨두어 물을 적어도 일부 산소화시킬 수 있도록 결정된다.
Patent KR-20010052206-A (KR)
Title: 상이한 메모리 크기를 갖는 태그를 구비하는 무선 주파수식별 시스템을 위한 동기 방법
IPC: G06K17/00
Filed: 1999-03-04
Abstract: 상이한 메모리 크기를 갖는 태그(40-1 내지 40-n)를 구비하는 RFID 시스템(10)을 위한 동기 방법은 판독 장치(30)가 태그(40-1)에 의해 송신되고 태그 메모리(407)의 내용의 반복에 의해 연속 변조된 RF 신호(408) 상의 동기 워드를 용이하게 식별할 수 있도록, 동기 워드 및 동기 비트가 데이트 비트중에 태그 메모리(407)에 저장된다는 규정을 채용한다.  동기 워드를 식별한 후, RFID 판독 장치(30)는 데이터 비트중에 산재되어 있는 동기 비트를 무시하면서, 다음 동기 워드가 수신될때까지 식별한 동기 워드에 이어지는 데이터 비트를 판독한다.
Patent KR-20020059180-A (KR)
Inventor: SUNG JE WON
IPC: G06F1/16
Filed: 2001-01-03
Abstract: PURPOSE: A portable computer is provided to prevent a shape in a battery reception unit from being changed although a battery is removed from the battery reception unit. CONSTITUTION: In a mobile computer having a battery(40) for supplying a power source to a system and a battery reception unit(50) for receiving the battery(40), a reinforcing member(51) is combined at an inner wall surface of the battery reception unit(50) and rotates between a reinforcing position which is horizontally allocated on a surface of a pair of inner wall surfaces and a withdrawal position which is allocated adjacent to an inner wall surface. An elastic member(54) is provided for pushing the reinforcing member(51) to the reinforcing position and a stopper(68) for preventing the reinforcing member(51) from being rotated beyond the reinforcing position in a hinge combining unit of the reinforcing member(51). The stopper(68) is formed in the reinforcing member(51) and connected to an inner wall surface being combined with the hinge combining unit in the reinforcing position. If a battery is inserted, the reinforcing member(51) is moved from the reinforcing position to the withdrawal position.
Patent KR-20020057402-A (KR)
Title: Line bar started permanent magnet motor
Inventor: KIM TAE HYEONG
IPC: H02K21/12
Filed: 2001-01-04
Abstract: PURPOSE: An inductive synchronizer is provided to improve motor efficiency by composing a permanent magnet of two classes of magnet which have different properties with each other. CONSTITUTION: An induction synchronous motor consists of a stator and a rotor. A rotor core(4) is placed at a constant interval in the center of the stator. A conductor(10) which is placed in a circumferential direction of the rotor core(4) performs an induction to a synchronous rate. A permanent magnet(12) which is inserted between the conductor(10) and the rotor generates a magnetic power. The permanent magnet(12) is formed from piling up two classes of magnet which have different properties with each other.
Patent KR-20020057492-A (KR)
Title: Fixing device for the process article on a lathe
Inventor: JUNG JONG CHUL
IPC: B23B15/00
Filed: 2001-01-05
Abstract: PURPOSE: A workpiece fixing apparatus used in a lathe is provided to improve the productivity and the convenience of use by completely processing the workpiece in one process. CONSTITUTION: Central holes(4) having a predetermined depth are formed at both ends of a workpiece(2). One of the central holes is formed as an angular shape. An end of a rotating shaft(14) formed in a lathe for fixing the workpiece(2) is angularly formed. The angle of the end of the rotating shaft(14) is identical to the angle of the angular central hole. The workpiece(2) is clamped between the rotating shaft(14) and a fixing shaft(18) of the lathe. One central hole is coupled with the rotating shaft(14) and other central hole is coupled with the fixing shaft(18), so the workpiece rotates as the rotating shaft(18) is rotated.
Patent KR-20020065698-A (KR)
Title: Detection kit of thyroid hormone using ria
Inventor: CHOI JIN HUI
IPC: G01N33/53
Filed: 2001-02-07
Abstract: PURPOSE: A kit for determining thyrotrophic hormone using radio immunoassay(RIA) is provided, thereby the amount of the thyrotrophic hormone in blood can be rapidly and correctly determined, so that the thyroid gland disorder can be determined. CONSTITUTION: The kit for determining thyrotrophic hormone using radio immunoassay(RIA) comprises (a) a standard thyrotrophic hormone antigen; (b) an isotope-labeled thyrotrophic hormone antigen; and (c) an antibody for the thyrotrophic hormone antigens. The method for determining thyrotrophic hormone comprises the steps of: (a) mixing the standard thyrotrophic hormone antigen, the isotope-labeled thyrotrophic hormone antigen and the antibody for the thyrotrophic hormone antigens to produce a standard sample and simultaneously mixing a testing sample with the isotope-labeled thyrotrophic hormone antigen and the thyrotrophic hormone antibody in a reactor; (b) removing the mixture from the reactor, and determining cpm of each reactor on a gamma scintillation counter; (c) preparing a standard graph using the determined cpm value; and (d) calculating the amount of thyrotrophic hormone in a testing sample using the standard graph.
Patent KR-20010087220-A (KR)
Title: Apparatus and method for supporting wiring design of a wire material and storage medium readable by a computer
Inventor: FUKUSHIMA TOMOHIRO
IPC: G06F17/50
Filed: 2001-02-27
Abstract: PURPOSE: To calculate and display a realistic form by simply established items. CONSTITUTION: A bending rigid E of a target wire harness(WH) is calculated by a prescribed biquadratic function of the curvature ρ of WH based on the diameter phiv of WH. The wiring form of WH is calculated based on the torsional rigidity C and weight per unit length provided by a storage device according to the bending rigidity E and the diameter phiv of the target WH (S4-S5). The specific paired quadratic function is established so as to make the bending rigidity E becomes smaller as the curvature ρ of WH is increased.
Patent KR-20020071983-A (KR)
Title: Method For Inhibiting Formation Of Cr+6 In the Waste Refrectory Materials Containing Chromium
Inventor: SON SU HYEON
IPC: C04B35/12
Filed: 2001-03-08
Abstract: PURPOSE: Provided is a method for preventing formation of Cr6+, pollutant materials, in disposal of waste refractories through the processes of heating and rapid cooling of Cr-contained refractories. CONSTITUTION: The method for preventing Cr6+ formation in disposal of Cr-contained refractories used in cement kiln, glass melting furnace, lime sintering furnace for steelmaking is as follows: finding out the range of stable phases of CaCrO4(Ca6+) and CaCr2O4(Ca3+) according to temperature of refractories containing CaCO3 and Cr2O3; heating refractories to temperature(1200deg.C) higher than temperature(600-1100deg.C) in order to convert Cr to CaCrO4; cooling rapidly to prevent change of CaCr2O4 and keep Cr2O3 to stable temperature.
Patent KR-20020072091-A (KR)
Title: Apparatus for selecting nose filter
Inventor: KIM HYEONG UI
IPC: H03H1/00
Filed: 2001-03-08
Abstract: PURPOSE: A selection apparatus for a noise filter is provided to easily select an optimum noise filter for eliminating an electric noise created at an industry field due to a portable use. CONSTITUTION: A selection apparatus for a noise filter includes an input/output terminal block(10,40) provided with a pair of (+) terminals(11,41), a pair of (-) terminals(12,42) and a pair of ground terminals(13,43) and connected to the input/output terminals for generating noises, a selection switch block(50) for selecting a direct or an alternative current from a power selection switch(51), selecting a ground or a no ground from a ground selection switch(52) and selecting a filter mode from a noise selection switch(53), a noise filtering block(20) for filtering the noise by installing a plurality of noise filters(21,22,23,24,25) in the noise filter selection switch(53), a filter selection display(30) for identifying the selection status of the noise filters(21,22,23,24,25) by turning on/off a plurality of light emitting diodes(31,32,33,34,35) and a waveform detection block(3) for displaying in the form of signal waveform the noise filtered at the noise filters(21,22,23,24,25).
Patent KR-20020072443-A (KR)
Title: Apparatus and method for caculating color temperature
Inventor: JANG GEUN SIK
IPC: G06T7/40
Filed: 2001-03-10
Abstract: PURPOSE: A color temperature calculating apparatus and method are provided to calculate color temperature in a one-dimensional basis and obtain a reliable color temperature through the use of a small-sized hardware. CONSTITUTION: A color temperature calculating apparatus comprises a color temperature selecting unit(210) for selecting left and right side color temperatures most adjacent to the one dimensional chromaticity which is input from a table where chromaticity and color temperatures are mapped; a distance calculating unit(230) for calculating distances from the selected left color temperature and right color temperature to the input one dimensional chromaticity, respectively; and a color temperature calculating unit(250) for calculating color temperatures corresponding to the input first one dimensional chromaticity in accordance with the ratio of the distance calculated by the distance calculating unit.
Patent KR-20020074727-A (KR)
Title: Absorptive structure for vehicle pivot holder
Inventor: BAEK SEUNG GIL
IPC: B62D25/00
Filed: 2001-03-21
Abstract: PURPOSE: Impact absorbing structure of a pivot holder for a vehicle is provided to prevent a pedestrian from being injured by deforming an impact absorbing panel in bumping into the front of the vehicle. CONSTITUTION: A pivot holder(60) is combined with a cowl panel(50), and an impact absorbing panel(80) is installed in the upper part of the cowl panel. The pivot holder is installed on the impact absorbing panel through an assembling bolt(40). The pivot holder is moved downward in applying load from the upper end of a wiper pivot shaft(30). The impact absorbing panel is deformed by the pivot holder in bumping the pedestrian into the front of the vehicle. Impact is relieved with moving the pivot holder down, and the pedestrian is protected at a collision.
Patent KR-20020076464-A (KR)
Title: System and control method for bird park
Inventor: JEONG IL SUB
IPC: A01K31/06
Filed: 2001-03-28
Abstract: PURPOSE: A birds park system and a control method thereof are provided to enable an audience to feed and observe a large amount of birds in an opened viewing space. CONSTITUTION: The birds park system consists of a viewing space(10) in which an audience is positioned; a house(30) installed at a position adjacent to the viewing space, which contains nests and roosts of birds performing imprinted action and where the birds can freely move between the house and the viewing space; an infix signal generator(12) installed in the viewing space to make the birds move toward the viewing space and performing the imprinted action; and a return signal generator installed in the house to call the birds into the house.
Patent KR-20020078953-A (KR)
Title: Device and method for tracking position using mobile communication terminal
Inventor: HUH GONG HOE
IPC: H04W4/02
Filed: 2001-04-11
Abstract: PURPOSE: An apparatus and a method for tracking a position using a mobile communication terminal are provided to easily manage the old and the weak, a dementia patient, or a preschool child by wearing a GPS(Global Positioning System) in the old and the weak, the dementia patient, or the preschool child and easily grasping the position of the protected object using the mobile communication terminal. CONSTITUTION: A mobile communication telephone service center judges whether a protector inputs voice data for tracking the position of a protected object through a mobile communication terminal(S100). If the protector inputs the voice data, the mobile communication telephone service center judges whether a code of a GPS terminal is inputted from the mobile communication terminal(S200). If the code of the GPS terminal is inputted, the mobile communication telephone service center receives position information of the protected object inputted from the GPS terminal and outputs a voice message corresponding to position information through the mobile communication terminal(S300). The mobile communication telephone service center judges whether calling data for calling the protected object are inputted from the mobile communication terminal(S400). If the calling data are inputted, the mobile communication telephone service center outputs the inputted calling data to the GPS terminal(S500). The GPS terminal receives the calling data from the mobile communication telephone service center and generates a ring-back tone so that the protected object may recognize the ring-back tone.
Patent KR-20020083043-A (KR)
Title: Livestock sewage disposal system
Inventor: CHA JIN MYEONG
IPC: C02F9/14
Filed: 2001-04-25
Abstract: PURPOSE: A livestock wastewater treatment system using rotary biofilm filter is provided. CONSTITUTION: The system comprises a raw water tank(10) to collect wastewater discharged from livestock farming facility; a filtration tank(20) to remove impurities and suspended solids by chemical precipitation; a flow equalization tank(30) to stabilize the influent water flow fluctuation; a hollow fiber membrane filtration tank(90) and a rotary biofilm filter tank(40) to maximize the contact efficiency between wastewater and filter media; a compressor(50) to supply air to the hollow fiber membrane filtration tank(90) and to the rotary biofilm filter tank(40); a pH controller(80) and a temperature controller to control the pH and temperature of the wastewater in the rotary biofilm filter tank(40); a discharge tank(60) to discharge the treated water; and a pump(90).
Patent KR-20020085004-A (KR)
Inventor: AN JEONG OH
IPC: A23B4/24
Filed: 2001-05-04
Abstract: PURPOSE: A method of sterilizing meat by soaking meat such as beef, pork, chicken, etc. in silver ion water before freezing, storing and then distributing is provided which can sterilize meat at low cost with ease without changing a meat taste. CONSTITUTION: Silver having a purity of 99.99% is disintegrated to a size of 0.005 to 0.015μm and dissolved in distilled water or purified water to produce silver ion water. Meat is soaked in 3 to 20ppm silver ion water for 1 to 20min before freezing, stored and then distributed. Also the meat can be sprayed with the same.
Patent KR-20010069828-A (KR)
Title: Ventilator
Inventor: LIM KYOUNG SU
IPC: F24F7/00
Filed: 2001-05-14
Abstract: PURPOSE: A ventilation device is provided to supply fresh and clean air to the indoor area by arranging a filter to the ventilation device, while permitting the maintenance person to check whether dust is collected at the ventilation device without disassembly of the ventilation device. CONSTITUTION: A ventilation device comprises a main body(2) attached to a building, and which has a plurality of blades(24) with a predetermined inclination, a first protruded portion(18) to accommodate a filter(4) and a second protruded portion(20) for fixing the main body to the ceiling of building; a frame(6) coupled to the main body, and which has a plurality of holes(12) for passage of air introduced from outside; and the filter arranged between the frame and main body so as to filter off the air being introduced into the indoor space. The first protruded portion of the main body has a plurality of holes(14), and the frame has a plurality of holes(12) formed to correspond to the holes of the first protruded portion. A bolt penetrates through those holes so as to couple the frame and the main body. The second protruded portion of the main body has holes(22) through which a bolt penetrates so as to attache the main body to the ceiling of building. The frame has a mesh(10) for ingress of air from outside.
Patent KR-20010105208-A (KR)
Title: 기준 신호 생성 시스템의 고장과 관계없이 송신 및 수신이가능한 어레이 안테나 트랜시버
IPC: H04B1/40
Filed: 2001-05-16
Abstract: 어레이 안테나 트랜시버는 안테나 섹션, N개의 트랜시버 블록들, 공통 기준 신호 생성 섹션 및 트랜시버 제어 섹션을 포함한다.  안테나 섹션은 안테나 소자들을 갖는다.  N개의 트랜시버 블록들은 안테나 소자들에게 접속된다.  N개의 트랜시버 블록들 각각은 개별 기준 신호를 생성한다.  트랜시버 블록은 공통 기준 신호를 근거로 어레이 모드에서는 어레이 안테나 부분으로서의 대응 안테나 소자를 사용하고 상기 개별 기준 신호를 근거로 개별 모드에서는 개별 안테나 소자로서의 대응 안테나 소자를 사용하여 송신 신호의 송신 및 수신 신호의 수신을 실행한다.  공통 기준 신호 생성 섹션은 공통 기준 신호를 N개의 트랜시버 블록들에게 제공한다.  트랜시버 제어 섹션은 상기 개별 기준 신호가 사용될 때를 상기 어레이 모드로 설정한다.
Patent KR-20010069802-A (KR)
Title: Equipment and method of reducing odor and flowing out nothing liquid waste matter of domestic animal
Inventor: CHO HYO SEAK
IPC: C02F9/14
Filed: 2001-05-11
Abstract: PURPOSE: A method for the odor removal and non-effluent treatment of livestock excrement is provided, which reduces the source of odor gas fundamentally, uses the livestock excrement as a resource of liquid fertilizer for organic farming, and so prevents contamination of rivers. CONSTITUTION: The method comprises as follows: (i) collect excrement at a sump tank (4) through a hopper (2); (ii) separate solid and liquid at a solid-liquid separator (5) and transfer urine to an aeration tank (12a) of an urine treatment tank (12) and solid to a compost container (14), in the aeration tank ozone being aerated; and (iii) a settling tank (12b), in which oxidized urine is fed and settled, the clear water being fed to an evaporator (16) and flock of microorganism, the settled liquid, being recycled to the hopper (2).
Patent KR-20020017923-A (KR)
Title: Method to improve density and uniformity of hemispherical grain silicon layers
Inventor: BRADLI TIMOUR
IPC: H01L21/02
Filed: 2001-05-23
Abstract: PURPOSE: A method for improving density and uniformity of spherical silicon layers is provided to improve a hemispherical grain(HSG) size, density, uniformity and capacitance of a dynamic random access memory(DRAM) cell and to maintain reactor throughput, by depositing barrier layers so that dopants are prevented from being diffused from doped silicon layers to the exterior. CONSTITUTION: The first doped silicon layer(52) is formed on a substrate(50). The first undoped amorphous silicon barrier layer(62) is formed on the first doped silicon layer. A HSG silicon layer is formed on the first undoped amorphous silicon barrier layer. The first doped silicon layer is composed of a phosphorous-doped amorphous silicon layer or doped polysilicon layer.
Patent KR-20020091851-A (KR)
Title: Clock and data recovery circuit for recovering NRZ data
Inventor: CHOI WOO YOUNG
IPC: H03L7/08
Filed: 2001-05-30
Abstract: PURPOSE: A clock/data recovery circuit for recovering NRZ(No-Return-to-Zero) type data is provided to recover generated synchronous clocks and received data by forming the clock/data recovery circuit with the first loop using a PFD(Phase Frequency Detector) and the second loop for generating an UP-signal and a DOWN-signal. CONSTITUTION: A clock recovery circuit is formed with a loop A and a loop B. The loop A uses a general PFD(13) in order to initialize a VCO(Voltage Controlled Oscillator)(11) by a reference clock of a low frequency. The loop B generates an UP signal and a DOWN signal by detecting transition of data. The VCO(11) is used as a block for generating a clock in order to control a period of an oscillated clock by controlling a delay time. The PFD(13) generates an output signal by comparing phases and frequencies of two input signals. The output of the PFD(13) is used for charging a loop filter(17) through a charge pump(15). An oscillated phase and a frequency of the VCO(11) are controlled by the loop filter(17).
Patent KR-20020094982-A (KR)
Inventor: DO CHIL HUN
IPC: H01M4/36
Filed: 2001-06-12
Abstract: PURPOSE: Provided is organopolysulfide which is obtained by the reaction of a compound of the formula(1) and sulfurmonochloride. Also, provided are a cathode active material comprising it and a lithium battery employing the cathode active material. CONSTITUTION: The organopolysulfide is manufactured by the reaction of a compound of the formula(1) and sulfurmonochloride. In the formula(1), R is hydrogen or CH3. When R represents hydrogen, the organopolysulfide is represented by the formula(2) and (C12H10O2S8)n. When R represents CH3, the organopolysulfide is represented by the formula(3) and (C14H10O2S8)n. The cathode active material characteristically contains the organopolysulfide and the lithium battery is characterized by applying the cathode active material.