baber/WOPTO huggingface dataset:
Patent KR-20030009042-A (KR)
IPC: G11C11/56
Filed: 2000-05-26
Abstract: 본 발명은 메모리 셀로부터 및 메모리 셀로 데이타를 기록 및 판독하기 위하여 스위치를 통해 비트선 쌍에 결합된 기억 용량을 갖는 다수개의 메모리 셀의 각각에 하나의 N 레벨을 저장하기 위한 DRAM을 제공하는 것에 관한 것으로, 상기 메모리는: 각 비트선 쌍은 그 사이에서 제1스위치에 의해 N-1 서브-비트선으로 분할되고; 하나의 N-1 기준 전압을 생성하기 위해 서브-비트선의 N-1 그룹을 형성하도록 하기 위하여 각 비트선의 서브-비트선 쌍은 그 사이에서 제2스위치에 의해 인접한 서브-비트선 쌍에 결합되는, 적어도 N-1 비트선 쌍; 각 서브-비트선 쌍에 연결된 감지 증폭기; 선택적으로 연결하기 위해 각각의 기준 셀을 갖는 N-1 서브-비트선 쌍; 선택적으로 연결하기 위해 각각의 생성 셀을 갖는 (N-2)(N-1) 서브-비트선 쌍; 및 스위치를 통해 그룹에 선택적으로 연결된 서브-비트선 쌍으로서: 상기 그룹에서 서브-비트선은 다수개의 전압 중 하나에 선충전되고; 상기 (N-1) 기준 전압의 하나는 상기 그룹에서 서브-비트선을 함께 쇼트함으로써 생성되며; 기준 전압은 상기 그룹에서 상기 비트선 쌍의 하나에서 기준 셀에 저장되는 것을 특징으로 하는 서브-비트선 쌍을 포함한다.
Patent KR-20020028888-A (KR)
Title: Process for preparing amic acid esters
IPC: C07D277/64
Filed: 2001-04-02
Abstract: The present invention aims at providing a process for producing an amic acid ester useful as an intermediate for agrochemical, easily at a low cost industrially. The present invention provides a process for producing an amic acid ester represented by the following general formula (7): <CHEM> (wherein A is a substituted or unsubstituted lower alkylene group or the like; R1 is a substituted or unsubstituted lower alkyl group or the like; and R3 is a hydrogen atom or a lower alkyl group), which process comprises reacting, in the presence of water, an amino acid represented by the following general formula (1): <CHEM> (wherein A has the same definition as given above) with a halogenated carbonic acid ester represented by the following general formula (2):   <CHEM> (wherein R1 has the same definition as given above and X is a halogen atom) to form an amide compound represented by the following general formula (3): <CHEM> (wherein A and R1 have the same definitions as given above), then reacting the amide compound with a halogenated carbonic acid ester represented by the following general formula (4): <CHEM> (wherein R2 is a substituted or unsubstituted lower alkyl group or the like; and X is a halogen atom) to form, in the system, a mixed acid anhydride represented by the following general formula (5) : <CHEM> (wherein A, R1 and R2 have the same definitions as given above), and reacting the mixed acid anhydride with an amine compound represented by the following general formula (6): <CHEM> (wherein R3 has the same definition as given above and Het is a substituted or unsubstituted heterocyclic group).
Patent KR-20020064660-A (KR)
Inventor: MARUMI REN
IPC: B42F7/02
Filed: 2002-01-24
Abstract: PURPOSE: To provide a filing instrument, provided with a function of storing matters to be stored under a good condition without contacting the same with outside and, further, capable of coping with the change of sizes of the matters to be stored. CONSTITUTION: The filing instrument 1 is provided with a standard cover constituting member 2, having a front cover 21, a back cover 22 and a rear cover 23, and a movable cover constituting member 3, movable relatively along the inner surface of the standard cover constituting member 2. The standard cover constituting member 2 is provided with an inserting and engaging unit 25 for permitting the movement of the cover extended into the lengthwise direction of the back cover forming unit in an area for forming the back cover 22 while a guide unit 26 for regulating the movement of the movable cover constituting member 3 is also provided. The movable cover constituting member 3 is provided integrally with a movable cover 31, a movable beck cover 32 and a movable rear cover 33, which are provided with a width in accordance with at least the standard cover constituting member 2, while an opening and engaging unit 35 for the movement of the cover, into which the inserting and engaging unit 25 for permitting the movement of the cover is inserted, is provided in an area for forming the movable back cover 32.
Patent KR-20020029341-A (KR)
Inventor: SHIN KYUNG SOO
IPC: B01D46/02
Filed: 2002-01-31
Abstract: PURPOSE: A filter for a dust collector is provided which occupies a small place and reduces facility costs since sizes of major parts such as exhaust fan, motor and dust collection case can be small, and smoothly exhausts air since dust is not accumulated in the filter even after a long period of time. CONSTITUTION: In a dust collector comprising a dust collection case at which a dust inlet port and an air exhaust port are formed, an exhaust fan which is connected to the air exhaust port and blows air so that air of factory or working site is exhausted into the outside, a filter filtering dust in the air that is exhausted to the outside by the exhaust fan and an escapement means removing dust stuck to a filter by blowing air onto the filter in an opposite direction to the exhaust fan, the filter for the dust collector comprises a filter cloth(55) which is folded and pleated so that valleys are formed in a length direction and rolled up so as to form a shape in which a diameter of the filter is getting decreased as it goes from the upper part to the lower part of the filter; a ring shaped upper cap(60) which is coupled to the upper part of the filter cloth(55); a lower cap(65) which is coupled to the lower part of the filter cloth(55) thus closing the filter cloth(55); and retainers(70,72) which are installed inside the filter cloth(55) and support the filter cloth(55).
Patent KR-20020025912-A (KR)
Inventor: CHO JUNG LAE
IPC: F24H1/24
Filed: 2002-02-05
Abstract: PURPOSE: A briquet boiler for a vinyl house is provided to reduce briquet consumption and to increase lifetime by directly discharging water through heating in a heat exchanging portion and forming a frame in assembly type for receiving a hot water tank, heat exchanging portion and a briquet brazier. CONSTITUTION: A briquet boiler for a vinyl house comprises a hot water tank(2), a heat exchanging portion(26) installed in a burning room(3) of the tank, and a briquet brazier for heating the heat exchanging portion. On an upper front portion of the tank is connected a water supply pipe(10). The tank has an assembly groove(8a,8b) on its front end, a moving roller(11) for moving the tank on its opposite lower portions. In the burning room is installed a frame(20) which has a supporter(16) on its upper sides, a bottom plate with a guide rail(17) and an assembly rail(18) on its lower portion, and a shutting door(22) with an auxiliary rail(21) on its front and lower portion.
Patent KR-20030067786-A (KR)
Title: An efficiency purification of simvastatin
Inventor: BAEK HYEONG GEUN
IPC: C07D309/30
Filed: 2002-02-08
Abstract: PURPOSE: A purification method of simvastatin is provided, thereby effectively recovering high quality simvastatin in higher yield. CONSTITUTION: A purification method of simvastatin comprises the steps of: (a) dissolving crude simvastatin in a solvent to obtain a concentrate solution, adding a seed into the concentrate solution to form some crystals, and adding hexane or cyclohexane into the concentrate solution to obtain first crystals; (b) dissolving the first crystals in alkyl acetate, and adding hexane or cyclohexane into the first crystal dissolved solution to obtain second crystals; and (c) dissolving the second crystals in a solvent selected from dimethoxyethane, tetrahydrofuran, 1,4-dioxane, dimethylether, and dimethoxypropane, and adding purified water into the mixture to obtain purified simvastatin crystals.
Patent KR-20030068614-A (KR)
Title: resister fabricating method in semiconductor memory device
Inventor: EUN DONG SEOK
IPC: H01L27/115
Filed: 2002-02-15
Abstract: PURPOSE: A method for fabricating a resistor of a semiconductor memory device is provided to form a resistor having greater resistance in a limited area, by forming a pattern of the resistor, by etching an upper resistor and an interlayer dielectric at both sides of the pattern and forming an insulation layer and by serially connecting upper and lower resistors so that one resistor is formed. CONSTITUTION: After the first and second conductive layers(20,30) are simultaneously formed as a resistor device in a resistor formation region of a peripheral area when a stacked gate is fabricated, the first and second conductive layers are etched to be of a defined resistor pattern. The regions at one end and the other end of the second conductive layer and the region of an interlayer dielectric positioned under the regions at both ends of the second conductive layer are etched to expose one end and the other end of the first conductive layer. After the insulation layer is formed and contact regions are defined by a photolithography process, contact plugs(40,41,43) are formed. One ends of the first and second conductive layers form the input/output terminal of the resistor and the other ends of the first and second conductive layers become an interconnection terminal so that the respective resistance of the first and second conductive layers become one serially connected composite resistance.
Patent KR-20030071122-A (KR)
Title: Flat-type CRT
Inventor: LEE JAE YEOP
IPC: H01J29/02
Filed: 2002-02-27
Abstract: PURPOSE: A flat type CRT(Cathode Ray Tube) is provided to be capable of uniformly conserving the tensile strength and compression force according to the size distribution of a tension mask after carrying out a heat treatment by improving manufacturing processes and physical characteristics of the tension mask. CONSTITUTION: A flat type CRT comprises a panel, a rail(9) fixed to the panel, and a tension mask attached to the rail. At this time, a cold rolling steel plate having a tensile strength of 450-850N/mm¬2, is used as the tension mask. Preferably, the cold rolling steel plate contains predetermined carbon. Preferably, the size transition of the tension mask is 0.003%, or less between before carrying out a heat treatment at the tension mask and after the heat treatment.
Patent KR-20030071158-A (KR)
Title: Frame Structure by using the Border Fish Farm
Inventor: HUR HEYNG MAN
IPC: A01K61/00
Filed: 2002-02-28
Abstract: PURPOSE: A frame structure for border fish farm having wave-proof property and durability for aquaculture is provided to endure heavy waves and not to be broken at connection parts even in use for long time. CONSTITUTION: The frame structure(100) is floated by float(10) and comprises a number of partitions(101a-101f) consisting of rectangular pipe components(110a-110c) having crosswise hollowed sections, socket components(120,140) and a foothold(160). The partitions(101a-101f) for arranging net are formed by crossing the rectangular pipe components(110a-110c) by the sockets(120,140) in lattice form. The frame(100) may be made of light resin material and the number of the partitions is varied according to the number of the pipe components(110a-110c) to be arranged.
Patent KR-20020071461-A (KR)
Inventor: ASMARO PETER E
IPC: B60G17/0185
Filed: 2002-03-04
Abstract: PURPOSE: An apparatus and method for coupling a separable stabilizer bar system is provided to secure a reserve powering apparatus for powering a clutch assembly, a speed sensing apparatus for inhibiting the operation of the stabilizer bar assembly in a disengaged condition, and a methodology for controlling the engagement and disengagement of a pair of stabilizer bar assemblies. CONSTITUTION: In a stabilizer bar assembly for a vehicle having a pair of laterally spaced wheels, the stabilizer bar assembly has first and second stabilizer bar members(40a,40b) and a clutch assembly(42). The first stabilizer bar member is adapted to be coupled to a first one of the pair of laterally-spaced wheels and the second stabilizer bar member is adapted to be coupled to a second one of the pair of laterally-spaced wheels. The clutch assembly is coupled to the first and second stabilizer bar members. The clutch assembly has a switch and an electrically powered actuator to be coupled to a vehicle power source. The electrically powered actuator is responsive to a first control signal produced by the switch. The first control signal cause the electrically powered actuator to uncouple the first and second stabilizer bar members to permit the first and second stabilizer bar members to rotate independently of one another. The electrically powered actuator is responsive to a second control signal produced by the switch. The second control signal cause the electrically powered actuator to couple the first and second stabilizer bar members for rotation with one another. A reserve powering apparatus powers the electrically powered actuator when power cannot be transmitted to the electrically powered actuator from the vehicle power source.
Patent KR-20030073183-A (KR)
Inventor: KIM U HYEON
IPC: F28F1/10
Filed: 2002-03-08
Abstract: PURPOSE: A heat exchanger is provided to improve heat transferring performance by reducing loss of pressure. CONSTITUTION: A heat transfer fin(10) has a plurality of joining holes(30) formed thereon at regular intervals in longitudinal direction thereof to allow a plurality of heat transfer tubes(20) to be inserted therein. A plurality of slits(41,42,43,44,45,46,47) are protrusively formed alternately on a front side and a rear side of the heat transfer fin or on only one of the front side and the rear side of the heat transfer fin. The heat transfer tubes have ends connected with each other by U-shaped bands. The slits comprise protrusive pieces(41b,42b,43b,44b,45b,46b,47b) formed in spaces between the joining holes, opened in direction in which air flows, and perpendicularly protruding from a plane of the heat transfer fin; and leg parts(41a,42a,43a,44a,45a,46a,47a,41c,42c,43c,44c,45c,46c,47c) integrally formed on both ends of the protrusive pieces to be bent. Each of the slits on a first row and a fifth row formed on sides through which air on a base side of the heat transfer fin flows in and out is divided into two of unit slits, respectively. Each of the slits on a second row, a third row and a fourth row formed on a center of the base side is formed as a single unit slit.
Patent KR-20030073348-A (KR)
Title: Shift controller of transmission
Inventor: LEE JAE UN
IPC: B60K20/02
Filed: 2002-03-11
Abstract: PURPOSE: A shift operation mechanism of a transmission is provided to reduce noise and vibration caused by colliding a control shaft with a control housing with viscous oil. CONSTITUTION: A shift operation mechanism of a transmission is composed of a gearshift lever(52) moved back and forth, and left and right by a driver, a control shaft(54) connected to a lower end of the gearshift lever to transmit operation power to the inside of the transmission, a control housing(56) fixed to the transmission to protect the control shaft, and a control plate(58) fixed to the upside of the control housing to support the gearshift lever in a bolt-joint method and cover the upside of a connected portion of the control shaft and a lower end of the gearshift lever. Oil(70) is filled in the control housing to reduce noise and vibration generated by the control shaft and the control housing.
Patent KR-20030075020-A (KR)
Title: Method and apparatus for controlling devices connected with home network
Inventor: CHO JEONG MI
IPC: G10L15/18
Filed: 2002-03-15
Abstract: PURPOSE: A method and an apparatus for controlling household appliances connected by a home network are provided to conveniently and efficiently control the operation of a household appliance for which a user wishes, under complex home network environment. CONSTITUTION: An action library(200) stores action data for controlling household appliances(700) connected by a home network. A voice recognizing unit(50) receives a voice command of a user, and recognizes the received voice command as a character command. A command analyzing unit(100) extracts an action and object from the recognized character command, and converts the extracted action and object into a logical command. An action plan unit(300) extracts an action list including serial actions from the logical command with reference to the action library(200). A device control unit(400) converts the serial actions included in the action list into household appliance control signals, and controls the household appliances(700) connected by the home network.
Patent KR-20030076751-A (KR)
Title: Dyeing method for yarn
Inventor: LEE GEOL
IPC: D06P5/00
Filed: 2002-03-21
Abstract: PURPOSE: A dyeing method of yarn is characterized by printing knitted goods partly, increasing quality, increasing productivity and reducing a production cost. CONSTITUTION: The dyeing method of yarn comprises the steps of: knitting the knitted goods out of yarn(a knitting step,10); printing partly the knitted goods with dyes and a pigment having various colors(a print dyeing step,20); unknitting the printed knitted goods to turn into the yarn(a unknitting step,30); and then post-finishing the yarn to make the yarn having physical properties suitable for weaving(a post-treating step,40).
Patent KR-20030078998-A (KR)
Title: Glass fiber reinforced polyamide resin composition with excellent wear resistance
Inventor: LEE DO GEUN
IPC: C08L79/08
Filed: 2002-04-01
Abstract: PURPOSE: Provided is a glass fiber reinforced polyamide resin composition, which has excellent wear resistance suitable to be used for materials of a bearing cage, an automobile door check arm and the like. CONSTITUTION: The glass fiber reinforced polyamide resin composition comprises 100 parts by weight of a polyamide resin, 0.5 to 5 parts by weight of an ultra-high molecular weight polymethylsiloxane, and 5 to 15 parts by weight of a polytetrafluoroethylene. In particular, the polyamide resin is polyamide 6 or polyamide 66. Further, the composition satisfies the wear resistance criteria that the dynamic frictional coefficient is 0.01 or less and the specific wearing amount is 10 mg or less.
Patent KR-20030006959-A (KR)
Title: Method of manufacturing semiconductor device and semiconductor device
Inventor: KOBAYASHI HEIJI
IPC: H01L21/302
Filed: 2002-05-08
Abstract: PURPOSE: To provide the manufacturing method of a semiconductor device and the semiconductor device, for which the shape of a contact hole is an appropriate shape even when the micronization of the semiconductor device is advanced. CONSTITUTION: Since the shape of the contact hole 2a is provided so as to gradually and continuously reduce an opening as approaching the side of a lower layer wiring layer 1, a void part as before is not generated in a barrier metal layer 3 and a metal wiring layer 4 formed along the sidewall of the contact hole 2a.
Patent KR-20030088710-A (KR)
Title: Type mixture and one body purification apparatus between plasma and catalyst/photocatalyst
Inventor: CHOI CHANG SIK
IPC: B01D53/86
Filed: 2002-05-14
Abstract: PURPOSE: Provided is a hazardous gas purification apparatus being capable of purifying hazardous simultaneously using plasma and catalyst/photocatalyst in a single body. CONSTITUTION: The apparatus comprises a reactor(100) including a power supply(110), a discharging electrode(120), an opposite electrode(130), and a support(140) for supporting the discharging electrode(120), wherein the discharging electrode(120) and the opposite electrode(130) are coated with catalyst or photocatalyst.
Patent KR-20030090176-A (KR)
Title: Method of authenticating user's action by nomal or abnomal registration information
Inventor: PARK GI JUN
Filed: 2002-05-21
Abstract: PURPOSE: An authentication method using the double registration information is provided to generate an alarm for an emergency action internally by inputting the abnormal authentication information in case of the transaction by oppression or a threat. CONSTITUTION: A user registers the normal and the abnormal authentication information(S1). The authentication information inputted from the user is compared with the registered authentication information(S5). In case of an abnormal state, a preset alarm is generated or is informed to a constant place in order to take the action for the abnormal state(S8). The authentication information is a password, the fingerprint information, the vein information of a hand, or the iris information.
Patent KR-20030092982-A (KR)
Title: Light Artificial Eye Having A Stereo, Transparent Iris and A Process for Producing the Same
Inventor: BAEK SEUNG WOON
IPC: A61F2/14
Filed: 2002-05-31
Abstract: PURPOSE: A light-weight false eye having a cubic transparent iris and a method for producing the same are provided to produce a light-weight false eye which have excellent impact resistance and crack resistance as well as improved esthetic appearance. CONSTITUTION: The false eye(41) comprising Styrofoam therein, is produced by method comprising the steps of (i) forming a copy of the false eye by using paraffin wax; (ii) forming a gypsum old for the copy; (iii) forming the false eye of resin corresponding to the copy by using the gypsum old; (iv) cutting the surface of the false eye while denting an iris part at the front of the false eye; (v) painting the front of the cut false eye; (vi) applying a transparent resin on the painted false eye; (vii) digging a hole at the back of the false eye to form a space; (viii) filling the formed space with Styrofoam; and (ix) applying a resin on the surface of the false eye.
Patent KR-20030095674-A (KR)
Title: Method for manufacturing double layer coated Pd only three way catalyst
Inventor: YEO GWON GU
IPC: B01J23/10
Filed: 2002-06-14
Abstract: PURPOSE: A method for manufacturing double layer coated Pd three way catalyst is provided, in which completed catalyst has more improved nitrogen oxide removing performance and heat resistance, and consumption amount of expensive palladium catalyst is greatly reduced compared to an existing preparation method. CONSTITUTION: In a manufacturing method of double layer coated Pd three way catalyst comprising the processes of preparing first and second catalyst slurry using alumina, cerium oxide and mixed solution, first coating a ceramic monolith supporter with the first catalyst slurry, and second coating the ceramic monolith supporter, dried and fired after it is first coated with the first catalyst slurry, with the second catalyst slurry, the method for manufacturing palladium three way catalyst is characterized in that the first catalyst slurry is prepared by adding a mixture prepared by mixing cerium oxide with cerium-zirconium composite oxide ((Ce·Zr)O2) in a weight ratio of 15:85 to 30:70 to alumina in a quantity of 15 to 25 g/L for the total apparent volume of the supporter, adding praseodymium oxide (PrO2) to the mixture in a quantity of 2 to 5 g/L for the total apparent volume of the supporter, adding a mixed solution to the mixture, reacting the mixture, and adding one compound selected from (LaCe)(FeCo)O3 and (LaSr)(FeCo)O3 that is a metal oxide (perovskite) to the reacted material in a quantity of 15 to 25 g/L for the total apparent volume of the supporter, and the second catalyst slurry is prepared by reducing alumina impregnated with palladium solution, adding a mixture prepared by mixing cerium oxide with cerium-zirconium composite oxide ((Ce·Zr)O2) in a weight ratio of 15:85 to 30:70 to the reduced alumina in a quantity of 15 to 25 g/L for the total apparent volume of the supporter, adding praseodymium oxide (PrO2) to the mixture in a quantity of 2 to 5 g/L for the total apparent volume of the supporter, adding a mixed solution to the mixture, reacting the mixture, and adding one compound selected from (LaCe)(FeCo)O3 and (LaSr)(FeCo)O3 that is a metallic oxide (perovskite) to the reacted material in a quantity of 15 to 25 g/L for the total apparent volume of the supporter.