baber/WOPTO huggingface dataset:
Patent KR-20010062429-A (KR)
Inventor: MIKITA SHINJI
IPC: H01L43/10
Filed: 2000-12-14
Abstract: PURPOSE: To obtain an epitaxial composite structure at least having a crystal structure in which the thin film of a simple perovskite type crystal is epitaxially grown on a fluorite-type crystal so as to form (011) orientation, and useful as a crystalline material for forming an element having a high performance and reliability, and capable of being highly integrated, and further to provide a ferroelectric element and a superconductor element by utilizing the structure. CONSTITUTION: This epitaxial composite structure has the thin film of the simple perovskite type crystal epitaxially grown in (011) orientation on the fluorite-type crystal in the (001) orientation. Preferably, the epitaxial composite structure has the thin film comprising the simple perovskite type crystal epitaxially grown in the (011) orientation on the fluorite-type crystal in the (001) orientation, and a laminar perovskite structure epitaxially grown thereon.
Patent KR-20020046723-A (KR)
Title: Device for protecting an electric discharge of battery in a vehicle
Inventor: LIM PIL TAEK
IPC: H02J7/14
Filed: 2000-12-15
Abstract: PURPOSE: A device for preventing discharge of car battery is provided to prevent a discharge of a car battery by maintaining a generation quantity of an alternator constantly regardless of an engine RPM(revolution per minute). CONSTITUTION: An electronic control unit(100) senses a voltage and a discharge quantity of a battery, and compares the value with an established value. A crankshaft of an engine rotates to rotate an engine side pulley(102). A belt(106) transmits the rotary power of the engine side pulley(102) to an alternator side pulley(104). A tension control actuator(110) controls a tension of the belt(106). An alternator(130) which is connected with the alternator side pulley(104) by a shaft(124) generates an electric power on the basis of the rotary power.
Patent KR-20010062496-A (KR)
Inventor: ISHIKAWA HITOSHI
IPC: H01L51/00
Filed: 2000-12-15
Abstract: PURPOSE: An organic electroluminescent element which has good light-emitting properties such as a high light-emitting efficiency and a higher brightness than conventional organic electroluminescent element is provided. CONSTITUTION: The organic electroluminescent element comprises at least one of organic thin film layer comprising the anode, the cathode, and light-emitting layer interposed between the anode and the cathode. The organic thin film layer comprises a compound of the formula(1) alone or a mixture thereof. In the formula(1), R1 to R12 are respectively and independently, a hydrogen atom, a halogen atom, and a hydroxyl group, a substituted or unsubstituted amino group, a nitro group, cyano group, a substituted or unsubstituted alkyl group, a substituted or unsubstituted alkenyl group, a substituted or unsubstituted styryl group, a substituted or unsubstituted cycloalkyl group, a substituted or unsubstituted alkoxy group, a substituted or unsubstituted aromatic hydrocarbon group, a substituted or unsubstituted aromatic hydrocyclic group, a substituted or unsubstituted aralkyl group, a substituted or unsubstituted allyloxy group. A ring may be formed by two of R1 to R12. However, at least one of R1 to R12 is a steric hindrance group which suppresses an association of molecules.
Patent KR-20020049059-A (KR)
Title: Polymeric Composite for Secondary Battery Using Ionic Polymer Binder and Process for Preparing Unit Cell Employing the Same Composite
Inventor: LEE YEONG GI
IPC: H01M4/137
Filed: 2000-12-19
Abstract: PURPOSE: Provided are a polymer composition for secondary cell using a polar polymer coupling agent, which has an excellent coupling property with metal collector, and a method for producing a unit cell using the composition. CONSTITUTION: The composition comprises a polymer coupling agent comprising 1-99 wt% of vinylidenefluoride based polymer and 1-99 wt% of ionomer, 10-1000 parts by weight of electrode activating material based on 100 weight of the polymer coupling agent, and 1-500 parts by weight of conductive carbon based on 100 weight of the polymer coupling agent. The vinylidenefluoride based polymer is selected from the group consisting of a copolymer of vinylidene fluoride and hexafluoropropylene containing 1-50 mole% of polyvinylidenefluoride and hexafluoropropylene, a copolymer of vinylidene fluoride and trifluoroethylene containing 1-50 mole% of trifluoroethylene, and a copolymer of vinylidene fluoride and tetrafluoroethylene containing 1-50 mole% of tetrafluoroethylene, and has a molecular weight of 10,000 to 1,000,000.
Patent KR-20020049921-A (KR)
Title: A method for manufacturing porcelain enamel steel sheet for non-hairline crack
Inventor: KWAK JAE HYEON
IPC: C23D3/00
Filed: 2000-12-20
Abstract: PURPOSE: Provided is a production process of enamel steel sheet for high processing without crack faults which doesn't generate crack faults in burning after decoration coating of the enamel steel sheet so that it enables to mold various kinds of kitchen utensils. CONSTITUTION: The production process of enamel steel sheet for high processing without the crack faults comprises the steps of: (i) reheating a steel slab wherein less than 0.005wt% of C, 0.01-0.03wt% of S, more than 0.03wt% of Al, less than 0.02wt% of Cu, 0.005-0.012wt% of N, 0.005-0.2wt% of Nb, 0.08-0.15wt% of Ti, 0.0007-0.003wt% of B, less than 0.005wt% of O, residual Fe and other impurities are mixed with meeting Nb+10B+8C+3N>=0.047 at 1200 deg.C; and (ii) hot final rolling at more than 900deg.C, winding at more than 650deg.C, pickling, cold rolled cooling and continuously annealing at less than 850deg.C at recrystallization temperature.
Patent KR-20020053277-A (KR)
Title: Manufacturing Method of the Sintered Ore
Inventor: JUNG JIN GYEONG
IPC: C22B1/00
Filed: 2000-12-27
Abstract: PURPOSE: A manufacturing method of sintered ore is provided in which a carbon solution is coated on conventional sintered ore so as to prevent reduction degradation of sintered ore at low temperature and improve reduction ratio at high temperature during blast furnace operation of sintered ore. CONSTITUTION: The manufacturing method of sintered ore comprises the steps of preparing a polymer carbon solution(20) by dissolving polymer carbon into a solvent; and coating the polymer carbon solution on sintered ore(10), wherein a concentration of the polymer carbon solution is 10 wt.% or more, wherein the carbon solution closes pores(11) of sintered ore on the surface of sintered ore when coating the carbon solution on the surface of sintered ore, and the carbon solution of sintered ore pores of which are closed by the carbon solution is coked and carbonized under the reduction environment so that carbon coked on the outer part of sintered ore closes the pores of sintered ore to prevent reduction degradation of sintered ore at low temperature, and carbon closing the pores is gasified, thereby reducing iron ore and promoting reduction of sintered ore to increase reduction ratio at high temperature.
Patent KR-20020054660-A (KR)
Title: A etching gas and a etching method of insulating layer using the same
Inventor: CHOI CHANG JU
IPC: H01L21/306
Filed: 2000-12-28
Abstract: PURPOSE: An etching gas is provided to minimize a GWP(Global Warming Potential) due to a reduction of an MMTCE(Million Metric Tons of Carbon Equivalent) by etching an etched layer using an NCF(Non-Carbon Fluoride) etching gas instead of a PFC(Per-Fluoro Compound) etching gas. CONSTITUTION: An etching gas includes NF3 without a carbon fluoride. The etching gas further includes more than one gas selected among H2, CH4, C2H6, C2H5, C2H4, C3H8, C3H6, and combinations of the H2, the CH4, the C2H6, the C2H5, the C2H4, the C3H8, or the C3H6. And the etching gas further includes selected gases among Ar, N2, O2, CO, and mixed gas of the Ar, the N2, the O2, or the CO. At this point, the etching gas has no carbon fluoride, thereby considerably reducing an exhaust volume of a contaminated material.
Patent KR-20020054693-A (KR)
Title: apparatus of a part manufacture used for directionally solidification
Inventor: CHO CHANG YONG
IPC: B22D11/04
Filed: 2000-12-28
Abstract: PURPOSE: An apparatus for manufacturing a specimen for unidirectional solidification is provided to fabricate a unidirectional solidification furnace improving problems of low temperature gradient shown in a conventional unidirectional solidification furnace and observing solidification behavior of specimen according to solidification process variables. CONSTITUTION: The apparatus for manufacturing a specimen for unidirectional solidification comprises a vacuum head(8) flowing in and out a certain gas; a furnace(4) heating a certain heat for converting a certain specimen rod(12) into a liquid phase; a cold finger(6) for uniformly maintaining thermal refining change of a specimen rod(9) converted into the liquid phase through the furnace(4); and an alumina tube(7) extended to the cold finger(6) as a path of the vacuum head(8), wherein the vacuum head(8) comprises a vacuum pipe(10) which is a passage for sucking impurities and bubbles inside the alumina tube(7); an O-ring(2) for controlling vertical and horizontal movements of the alumina tube(7) by applying a certain resistance force onto the outer circumferential surface of the alumina tube(7), the furnace(4) comprises a body(15) on the side surface of a continuous part of which a certain insulation is surrounded; a tube holder(5) for preventing side surface separation of the alumina tube(7); and a heating element(11) for maintaining a gap with the alumina tube(7) and applying a certain temperature, and the cold finger(6) comprises an inlet part(16) injecting a certain coolant to a certain capacity; a cooling pipe(18) maintaining a certain gap with the outer diameter of the alumina tube(7) and absorbing heat; and an outlet part(17) discharging the heat absorption completed coolant to a certain capacity.
Patent KR-20020056016-A (KR)
Title: Method for fabricating minute pattern
Inventor: NAM UNG DAE
IPC: H01L21/027
Filed: 2000-12-29
Abstract: PURPOSE: A method of forming a fine pattern is provided to achieve uniform CD(critical dimension) and stable fine-pattern formation. CONSTITUTION: A lower layer(22) is formed on a silicon substrate(21). A first ARL(anti reflection layer)(23) is formed on the lower layer(22). A second ARL(24) of which refractive index is lower than that of the first ARL is formed on the first ARL(23). A negative resist is coated on the second ARL(24) and then the negative resist is patterned(25a).
Patent KR-20020058547-A (KR)
Title: methode for controlling driving-portion in automatic washing machine
Inventor: LEE DEUK HUI
IPC: D06F33/00
Filed: 2000-12-30
Abstract: PURPOSE: A driving part control method of a fully automatic washing machine is provided to prevent the tangling and twisting of clothing in washing and rinsing modes by changing the control method of the driving part, thereby preventing the damage of the clothing with reduced noise and vibration. CONSTITUTION: A driving part control method of a fully automatic washing machine further includes the step of integrally rotating a washing tub and a pulsator in the opposite direction from the rotation direction of the pulsator of the forward/reverse rotation step(20) while carrying out washing mode operation and rinsing mode operation, thereby releasing the tangled clothing(30), wherein in the tangled clothing releasing step, a drain valve is closed.
Patent KR-20010031335-A (KR)
Title: 도난 방지 검파 시스템
IPC: G08B13/24
Filed: 1998-10-22
Abstract: 본 발명은 주파수 체배기를 사용한 도난 방지 검파 시스템에 관한 것으로, 주파수 체배기를 포함하는 타깃(11)이 소매 점포에서 상품에 부착된다. 저출력 라디오 주파수 소스(21)는 소매 점포에서 출구 근처에 위치하며, 타깃(11)은 라디오 주파수 소스(21) 근처에 위치할 때 라디오 주파수 소스에 의하여 전송되는  주파수의 고조파를 방사한다.  또한 소매 점포에서 출구 근처에 위치한 검파기(37)는 고조파를 검파하고, 경보(43)를 명령하며, 그러므로 가게 절도의 체포를 가능하게 한다.
Patent KR-20010033270-A (KR)
Title: 개선된 유연성 및 차단성 특성을 갖는 부직 웹
IPC: D04H1/70
Filed: 1998-12-11
Abstract: 적어도 용융취입 층을 포함하는 부직물을 단거리 연신 공정을 사용하여 한 방향 이상으로 약 1 내지 35% 신장시켜, 더 긴 연신 거리를 사용하여 제조한 다른 유사 직물에 비하여 개선된 유연성 및 액체 차단성을 갖는 직물을 제공한다.  연신 공정은 하나 이상의 단계를 포함할 수 있다.  다단계를 사용하는 경우, 직물은 더 낮은 기본중량에서 적절한 액체 차단성을 갖는다.
Patent KR-20010040352-A (KR)
Title: 웨이퍼처리장치에서 사용하기 위한 세정/버핑장치
IPC: B24B29/02
Filed: 1999-01-19
Abstract: 화학용액과 함께 사용하기 위한 처리박스, 반도체기재를 위치결정하는 위치결정장치, 또는 그 외의 유사한 반도체재료나 장치, 및 버핑패드 또는 스크루빙브러시를 배치하는 배치장치를 구비하는, 웨이퍼의 양측면을 동시에 버핑하거나 스크루빙하는 반도체처리시스템.
Patent KR-20010042959-A (KR)
IPC: C30B29/06
Filed: 1999-06-25
Abstract: 본 발명은 응집된 고유 점결함이 실질적으로 없는 축대칭 영역을 갖는 단결정 실리콘 잉곳을 성장시키기 위한 공정에 관한 것이다.    상기 잉곳은 일반적으로 초크랄스키법에 따라서 성장되지만, 응고 온도로부터 약 900 ℃ 를 초과하는 온도까지 잉곳이 냉각되는 방법은, 고유 점결함의 확산을 허용하도록 제어되어, 응집된 결함이 이 축대칭 영역에 형성되지 않도록 한다.    따라서, v/G o 비는 그 최소값과 최대값 사이에서, v 또는 G o 의 변화로 인해, 적어도 약 5 % 만큼, 이 영역 내에서 축방향으로 변화하도록 허용된다.
Patent KR-20020061093-A (KR)
Title: Device for recording three dimensional video
Inventor: KANG SEUNG YEON
IPC: H04N13/00
Filed: 2001-01-13
Abstract: PURPOSE: A device and camera for photographing three-dimensional image are provided to be easily installed to and separated from a usual camera. CONSTITUTION: A device includes a reflector(20) reflecting light coming through a second optical path(L2); a rotating plate(30) including a number of reflecting parts(33) and openings(31); a motor(40) rotating the rotating plate; and a connecting ring(70) joining the reflector, the rotating plate and the motor so that the reflector is installed to be inclined against incident axis of light to a camera(45) and reflects light coming through the second optical path and the rotating plate is installed to be separated from the reflector parallel to the reflector and a part thereof crosses a first optical path(L1).
Patent KR-20020061230-A (KR)
Title: Auto-negotiation method for high speed link in gigabit ethernet using 1000base-t standard and apparatus thereof
Inventor: YOON YEO SEON
IPC: H04L29/06
Filed: 2001-01-15
Abstract: PURPOSE: An auto-negotiation method for a fast link in a giga bit Ethernet using a 1000 base-T standard and an apparatus for performing the same are provided to obtain a fast link forming speed by reducing time required for transmitting a UP(Unformatted Page)2 by transmitting and receiving a message page with a message '16'. CONSTITUTION: When power is applied to personal computer or a hub switch or a new link is determined at the initial stage, a transmission state machine is reset(500). The transmission state machine transmits a BP(Base Page)(510). When the transmission state machine receives a BP that an NPB(Next Page Bit) is '1' from a remote station, it transmits an MP(Message Page)(520). When the transmission state machine receives an MP indicating '16', it transmits the first UP(Unformatted Page)(530). A master/slave determining unit determines whether a master/slave can be determined from a transmitted UP1 and the UP1 received from the remote station(540). If the master/slave can be determined, the transmission state machine transmits an NP(Null Page)(560). When the transmission state machine receives a null page from the remote station, it forms a link and terminates an AN(Auto-Negotiation)(570).
Patent KR-20020063645-A (KR)
Title: Portable program down loader
Inventor: KIM CHANG U
IPC: G06F9/06
Filed: 2001-01-30
Abstract: PURPOSE: A portable program downloading unit is provided to simply and easily download an upgraded program to an FRS(Family Radio Service) by upgrading the program using a downloading device without a specific equipment. CONSTITUTION: An MCU(Main Control Unit)(220) installs software for performing the writing about an upgraded program. A memory(230) records the contents of the upgraded program. A communication unit(230) connects to an FRS and transmits the upgraded program. A control unit(210) controls operations of the MCU(220), the memory(230), and the communication unit(230).
Patent KR-20020065072-A (KR)
Title: Pulsator type washing machine having drying function
Inventor: CHOI MU YONG
IPC: D06F18/00
Filed: 2001-02-05
Abstract: PURPOSE: A pulsator type drying and washing machine is provided to dry clothing directly and uniformly in an inner tub in a short time by a spray nozzle which has a plurality of hot air spray holes and is rotating while the drying operation. CONSTITUTION: A pulsator type drying and washing machine includes a circulation duct(20) connected to a lower end of an outer tub(3) at an end and positioned in the proximity of an upper part of an inner tub(5) at the other end, a blowing fan(22) mounted at a predetermined position of the circulation duct for forcibly circulating air, a heater(15) mounted at a predetermined position of the circulation duct for heating the air flowing along the circulation duct, and a spray nozzle(24) rotatively coupled with a front end of the circulation duct and having a plurality of spray holes(24a), wherein both ends of the spray nozzle are slant toward the inner wall of the inner tub.
Patent KR-20020066624-A (KR)
Title: sense amplifier driving method in semiconductor memory device
Inventor: CHO U YEONG
IPC: G11C11/413
Filed: 2001-02-13
Abstract: PURPOSE: A method for driving a sense amplifier in a semiconductor memory device is provided to generate a word line activation signal and a sense amplifier activation and synchronization signal for controlling operations of the semiconductor memory device by using a rising edge and a falling edge of an ATD pulse. CONSTITUTION: The ATD pulse of predetermined width is generated in response to transition of an address signal. A word line activation signal is generated by using a rising edge of the ATD pulse. A synchronous signal(PSAEQb) of a latch type sense amplifier(10) is generated by using a falling edge of the ATD pulse. A pulse control portion(6) provides an ATD pulse to a word line drive portion(8). The word line drive portion(8) is operated according to operation timing. The word line drive portion(8) generates the word line activation signal in response to the rising edge of the ATD pulse.
Patent KR-20020072909-A (KR)
Title: Joint Structure of Cooling Water Sub-Tank in Engine Room of Vehicles
Inventor: KIM DONG RIM
IPC: F01P5/10
Filed: 2001-03-13
Abstract: PURPOSE: A coupling structure of an auxiliary coolant tank installed at an engine room is provided to improve durability and watertightness by expanding/shrinking a coupling part according to the temperature of a coolant. CONSTITUTION: An upper groove(6a) and a protruding surface(7a) are formed in an upper coupling part(4a) of an upper tank(2). A lower groove(6b) and a protruding surface(7b) are formed in a lower coupling part(4b) of a lower tank(3). The upper coupling part(4a) is coupled to the lower coupling part(4b).
Patent KR-20010089997-A (KR)
Title: Adhesive Compositions
Inventor: BUCHNER JORG
IPC: C09J175/04
Filed: 2001-03-15
Abstract: PURPOSE: Provided is an aqueous dispersion containing polyisocyanates in powdered form and isocyanate-reactive polymers, and a one-component adhesive composition that has an adequate storage life and can self-crosslink without special after-treatment. CONSTITUTION: The aqueous dispersion comprises an isocyanate-reactive polymer and a polyisocyanate. The polyisocyanate has a melting or softening point of more than 30 deg. C and is in the form of a finely divided powder having a mean particle diameter of less than 100 micrometer. The aqueous dispersion has a viscosity of at least 500 mPa.s. The isocyanate-reactive polymer comprises a polyurethane which is composed of crystallized polymer chains which at least partially decrystallize at a temperature of less than 110 deg. C.
Patent KR-20020076457-A (KR)
Title: A method for forming a capacitor of a semiconductor device
Inventor: AHN JAE MIN
IPC: H01L27/108
Filed: 2001-03-28
Abstract: PURPOSE: A method for forming capacitor of semiconductor device is provided to increase a capacitance by forming a concave-type storage electrode. CONSTITUTION: An etch stopper(11), a first polysilicon layer(13) as a first plate electrode and a silicon oxide(15) are sequentially stacked on a semiconductor substrate. After patterning the stacked structure to line pattern, a second polysilicon layer(17) of vertical line structure as a second plate electrode is formed on the same substrate. A first dielectric film(21) and a third polysilicon layer(23) as a first storage electrode are formed at both sidewalls of the stacked structure and the second polysilicon layer. A third polysilicon layer(25) as a second storage electrode is formed on the resultant structure. A concave-type storage electrode is then formed to expose the silicon oxide(15). A second dielectric film(27) is then formed on the resultant structure.
Patent KR-20020076661-A (KR)
Title: Method for joining the shank and blade of no noise cutter
Inventor: KANG HYEON JO
IPC: B23P5/00
Filed: 2001-03-30
Abstract: PURPOSE: A method for bonding a cutting blade of a cutting wheel is provided to reduce the manufacturing steps of the cutting wheel and to save the manufacturing cost thereof by bonding the cutting blade to a rotating plate through a sintering process. CONSTITUTION: A rotating plate(11) is formed in a triple structure. The rotating plate(11) is a body of a cutting wheel(10) and has a disc shape. A cutting blade(12) is bonded to a stepped portion formed at a peripheral portion of the rotating plate(11). The cutting blade(12) is fabricated by mixing metal powder with diamond particles. Then, a heat-treatment process is carried out in order to bond the cutting blade(12) to the rotating plate(11). A hole(13) is formed at a center of the rotating plate(11) and a plurality of perforation holes(14) are formed at an edge of the rotating plate(11).
Patent KR-20010078830-A (KR)
Title: The method of electronic commerce using file share system
Inventor: PARK JONG HYOUK
Filed: 2001-04-12
Abstract: PURPOSE: A method for an electronic commercial transaction using a file sharing system is provided to embody a reality sense to an electronic commercial transaction by sharing commodity information to users only being connected simultaneously and performing a conversation between members, thereby transmitting commodity information actually. CONSTITUTION: A user performs a log-in processes in a web site and connects to a file sharing server providing commodity information through a file sharing. The file sharing server provides a search window for searching files of users by inputting a commodity search word to the users. If an enter key is inputted after the user inputs the search word, the file sharing server provides sharing file data to the corresponding user by searching a file having a specific identification symbol in a user-connected computer, and the advertisement data server provides an advertisement proper to the inputted search word on a user's screen. If the user wants to chat with a third party providing a specific file, a chatting server provides a chatting environment to the both users.
Patent KR-20020037666-A (KR)
Title: cuttlefish leg of fixing for the use of dried a cuttlefish
Inventor: PARK GOOK NAM
IPC: A23B4/03
Filed: 2001-05-08
Abstract: PURPOSE: A rod for fixing cuttlefish arms made of the inner part of a bamboo to dry a cuttlefish is provided which is safety and harmless to a human body even though it burns during roasting and can be produced in a simple manner. CONSTITUTION: The inner part of a bamboo, which has been discarded is cut to a size of about 2mm in thickness and about 5mm in width and fully dried in the sun for 10 days and cut with hands to fit a cuttlefish.