baber/WOPTO huggingface dataset:
Patent KR-20010000689-A (KR)
Inventor: PARK HEE PYONG
IPC: B32B37/02
Filed: 2000-10-13
Abstract: PURPOSE: A panel for a ceiling material is provided, which has good strength and excellent appearance. CONSTITUTION: The panel(1) is prepared by mixing 75-85 wt% of heavy calcium bicarbonate, 10-15 wt% of epoxy resin, 3-5 wt% of a curing agent, 1-3 wt% of a dye, 1-3 wt% of a fluorescent dye, and 2-4 wt% of TiO2, molding the mixture, drying the molded one for 2 days, pressing it to prevent the distortion, and drying it for 7 days to obtain a design material(2); fixing the design material(2) to frame where an oily paper is spread; injecting the solution containing 75-85 wt% of heavy calcium bicarbonate, 10-15 wt% of epoxy resin, 3-5 wt% of a curing agent, 1-3 wt% of a dye, 1-3 wt% of a fluorescent dye, and 2-4 wt% of TiO2, into the surroundings of the design material(2) and molding it into the plate shape; drying it 2 days; pressing it to prevent the distortion; and drying it for 7 days.
Patent KR-20010000732-A (KR)
Inventor: KOH WON KYU
IPC: G06Q50/20
Filed: 2000-10-16
Abstract: PURPOSE: A method for calculating high school academic records using a web page is provided to enable a user to calculate one's high school academic records by storing grades in a DB and conducting automatic calculation when the user selects a specific university and to inform the user of the specific classes one needs to concentrate on to improve academic records by analyzing the inputted grades. CONSTITUTION: A method for calculating high school academic records using web page is composed of registration, input, selection, analysis, and consultation. A user registers and receives an ID and password. The user inputs one's high school academic record in the academic record input chart. The user selects a desired university/college that are distinguished by major, location, and length of the program. The user selects those classes that will be used for academic record calculation, makes necessary adjustments, and stores the inputted academic record in the DB. The high school academic record is calculated for the selected university/college. A high school record improvement method is analyzed and displayed to inform the user of the subjects one needs to concentrate on to improve one's record.
Patent KR-20020031527-A (KR)
Title: Method of manufacturing a capacitor in a semiconductor device
Inventor: SONG CHANG ROK
IPC: H01L27/108
Filed: 2000-10-20
Abstract: PURPOSE: A fabrication method of capacitors is provided to minimize a damage of a diffusion barrier layer by forming an oxide layer on the diffusion barrier layer. CONSTITUTION: After sequentially forming an oxide(2) and a nitride(3) on a silicon substrate(1), a contact hole is formed. A doped polysilicon layer(4) is filled into the contact hole. After forming a contact recess by etch-back the doped polysilicon layer, an ohmic contact layer(5) is formed on the contact recess. After forming a diffusion barrier layer(6) on the resultant structure, a lower electrode(7) is deposited on the diffusion barrier layer. After forming a storage node pattern, an oxide layer(8) is selectively formed on the exposed diffusion barrier layer. Then, a ferroelectric film(9) and an upper electrode(10) are sequentially formed on the resultant structure.
Patent KR-20020032122-A (KR)
Title: Leadframe for manufacturing semiconductor package
Inventor: LEE JEONG U
IPC: H01L23/48
Filed: 2000-10-25
Abstract: PURPOSE: A lead frame for fabricating a semiconductor package is provided to intercept a resin discharged to an outside through an inner lead in a molding process by forming a plating layer on a face of a dam bar of an inner lead. CONSTITUTION: A plating layer(18) is formed along a dam bar(16) adjacent to an inner lead(14) of a lead frame(12). The plating layer(18) is used for preventing a flowing phenomenon of a resin to an outside. An upper side and a lower side of a molding die are formed on an upper face and a lower face of the dam bar(16). An adhesive tape is adhered on a face of the dam bar. A semiconductor chip(30) is adhered on a chip loading plate(34) of the lead frame(12). A bonding pad of the semiconductor chip(30) and a bond finger of the inner lead(14) are bonded by a wire(32). The semiconductor chip(30), the wire(32), and the inner lead(14) are molded by a resin(22).
Patent KR-20010008142-A (KR)
Inventor: KIM CHAN WOONG
IPC: G06Q50/20
Filed: 2000-11-10
Abstract: PURPOSE: A method for supplying intellectual multimedia paduk study service using wire/wireless networks is provided to enable a user to study paduk effectively regardless of time and place, and to improve efficiency of study. CONSTITUTION: A user connects to a homepage constructed in a server for paduk study using a learner terminal.(S100) The user executes a paduk study progress controlling program installed in each learner terminal.(S110) If the user requests a paduk study service(S120), the paduk study progress controlling program receives a paduk study content, which the user selected, from the server for paduk study,(S140) and determines whether the paduk study content is an explanation type or a response type.(S150) If the paduk study content is an explanation type, the paduk study progress controlling program progresses explanation according to constitution of corresponding content.(S160) If the paduk study content is a response type, the paduk study progress controlling program determines whether a paduk mounting point of the user inputted through a computer screen of each learner terminal is correct or not.(S170) If the monting point is correct, a paduk study agent outputs an explanation message together with praise response.(S180) If the mounting point is incorrect, the paduk study agent outputs an explanation message together with failure response(S190).
Patent KR-20020037881-A (KR)
Title: Radio frequency transmit/recieve system for mobil phone service
Inventor: PARK YONG SEON
IPC: H04W52/24
Filed: 2000-11-15
Abstract: PURPOSE: An RF transmitting and receiving system for a mobile communication is provided to minimize the loss of a received power and a system noise figure by maximally shortening a length of a coaxial cable for transmitting an RF signal. CONSTITUTION: An LNA(Low Noise Amplifier) for amplifying a low noise of an RF(Radio Frequency) is neighboringly installed in a receiving antenna(RX-ANT) for minimizing a length of a coaxial cable between the receiving antenna(RX-ANT) and the LNA and decreasing transmission loss and noise figure. An HPA(High Power Amplifier) for enhancing a transmission output is neighboringly installed in a transmitting antenna(TX-ANT) for minimizing a length of the coaxial cable between the transmitting antenna(TX-ANT) and the HPA and decreasing a transmission power.
Patent KR-20020037978-A (KR)
Title: Repair Circuit for Semiconductor Memory Device
Inventor: LEE HYEON U
IPC: G11C29/00
Filed: 2000-11-16
Abstract: PURPOSE: A repair circuit of a semiconductor memory device is provided which controls an access to a main memory cell and to a redundancy cell by inputting a control signal from the external, and thus a refresh characteristics of the packaged main memory cell is measured. CONSTITUTION: The repair circuit comprises an address comparison part(10), a signal amplification part(20) and an access control part(30). The address comparison part receives address signals(A1-An) and outputs an address comparison signal(CM) of a high or a low level by judging whether the address is an address of a fail cell or not. And the signal amplification part amplifies the address comparison signal and maintains the signal level of the address comparison signal. The access control part comprises a NOR gate(NOR1) performing a NOR operation by receiving an external control signal(OC) from a connection pad(40) and a repair signal(RP) from the signal amplification part, and an inverter(IV2) outputting a cell access control signal(CON) by inverting an output of the NOR gate, and an NMOS transistor(SNM) which is connected between an input node of the external control signal and a ground and maintains a reference voltage of the input node of the external control signal as a ground voltage(Vss).
Patent KR-20020039014-A (KR)
Inventor: KANG SA YUN
IPC: H01L23/48
Filed: 2000-11-20
Abstract: PURPOSE: A stacked semiconductor device using a carrier with a chip select terminal is provided to reduce fabricating cost of the carrier, by using the carrier with the chip select terminal of the same type regardless of the order that semiconductor packages are stacked. CONSTITUTION: Leads(120) including a chip select lead(122) are formed in a predetermined number of semiconductor packages(110). Carriers(130a,130b,130c,130d) of a frame type have an upper surface and a lower surface. The upper surface has an inner space corresponding to the semiconductor package. Upper pads(144,154) uniformly disposed with respect to the center of the inner space are formed on the upper surface. Lower pads(156) formed along the vertical axis passing through the respective upper pads are formed on the lower surface, electrically and correspondingly connected to the upper pads. Connection terminals(132) are formed on the respective lower pads, electrically connected to the lower pads. The chip select terminal is composed of a predetermined number of consecutive pairs of respective carriers so that an arbitrary upper pad is electrically connected to its next lower pad with respect to the order that the upper pads are disposed. The chip select lead of each semiconductor chip is electrically connected to the first lower pad of the chip select terminal of the carrier corresponding to the chip select lead. The chip select lead of each semiconductor chip corresponds to one of the chip select terminals of the carrier according to the order that the carriers on which the semiconductor package is mounted are stacked.
Patent KR-20020039515-A (KR)
Title: Supporting structure of a wire rope for a net against a rock-slide
Inventor: NA JAE SUL
IPC: E02D17/20
Filed: 2000-11-21
Abstract: PURPOSE: Provided is a wire-rope structure useable in a protection net for falling-stones to securely fix the wire rope by comprising a supporting device rigidly connected at a crossing portion of wire ropes grouted around the structure. CONSTITUTION: The wire-rope structure comprises a supporting tube(110), a nail(120) for coupling the supporting tube to inner circumference side; a lower plate(130) linked to the nail(120); an upper plate(140) coupled on top side of the lower plate(130) provided that a crossing portion of the wire-rope(21) is raised onto the top side of the lower plate; a main coupling device(150) to connect both of the plates(130,140); and a molding material(160) charged between both of the plates. The supporting tube(110) is secured by perforating a hole(11) at the crossing portion and grouting the supporting device into the hole(11).
Patent KR-20020045360-A (KR)
Title: Ag pre-plated lead frame for semiconductor package
Inventor: KIM NAM SEOK
IPC: H01L23/495
Filed: 2000-12-08
Abstract: PURPOSE: A lead frame for semiconductor package using Ag linear plating is provided to prevent migration of Ag and save a manufacturing cost by reducing the thickness of an Ag plating layer. CONSTITUTION: An under-plating layer(52) is formed on a base metal layer(51). The under-plating layer(52) is formed with nickel or nickel alloy. The thickness of the under-plating layer is 0.25 to 2.5 micro meter. An intermediate plating layer(53) is formed on the under-plating layer(52). The intermediate plating layer(53) is formed with palladium or palladium alloy. The thickness of the intermediate plating layer(53) is 0.00025 to 0.1 micro meter. An outer plating layer(54) is formed on the intermediate plating layer(53). The outer plating layer(54) is formed with Ag or Ag alloy. The thickness of the outer plating layer(54) is 0.05 to 0.75 micro meter.
Patent KR-20020047479-A (KR)
Title: Laser cutting method for non-metallic materials
Inventor: KIM KYUNG SUB
IPC: C03B33/09
Filed: 2000-12-13
Abstract: PURPOSE: A method for cutting nonmetallic plates by laser beam is provided, which is characterized by using short wavelength lasers, being instead of cemented carbide tools in conventional cutting, to form a microcrack at an initial position of cutting. Accordingly, the cutting method improves precision of cutting and quality of cutting plane, and doesn't give broken pieces and scratches. CONSTITUTION: The cutting method is as follows: forming a microcrack(35a) at a starting point of a cutting line on a nonmetallic plate(31), such as glass, or semiconducting wafer, with a short wavelength laser(36), Nd:YAG laser at 200-550nm, preferably 355nm wavelength; heating around the cutting line by radiating a laser(32) for cutting, CO2 laser; cooling around the cutting line with a cooling nozzle(33) jetting cold water, air or CO2 gas. In case forming cutting lines more than two directions, a second cutting line(342) is formed at the intersection with a first cutting line(341), and microcracks are formed on the second cutting line and the intersection.
Patent KR-20020048447-A (KR)
Title: Positive active material composition for lithium-sulfur battery and lithium-sulfur battery manufactured using same
Inventor: CHOI SU SEOK
IPC: H01M4/36
Filed: 2000-12-14
Abstract: PURPOSE: Provided are a cathode active material composition for lithium-sulfur battery, capable of firmly attaching a cathode active material to a current collector, and a lithium-sulfur battery produced using the same. CONSTITUTION: The composition comprises a cathode active material comprising a sulfur compound; a binder comprising at least one polymer selected from the group consisting of polyvinylidene fluoride, polyvinyl acetate and polyvinyl pyrrolidone; a conductive material; and an organic solvent selected from the group consisting of dimethyl formamide, isopropyl alcohol and acetonitrile. The binder further comprises at least one ion-conductive polymer selected from the group consisting of polyethylene oxide and polypropylene oxide, and solvents selected from the group consisting of 1,3-dioxolane and acetonitrile.
Patent KR-20020047978-A (KR)
Title: Compression store method for digital video recording system
Inventor: YOON CHANG YONG
IPC: H04N5/917
Filed: 2000-12-15
Abstract: PURPOSE: A compression storing method of digital image recording system is provided to improve encoding speed and decoding speed and to reduce the amount of data stored. CONSTITUTION: The coordinate of an area where a varied pixel value between frames exists and the number of pixels of the area are obtained. Images of overall frames are stored. Only an area where the pixel value after the first frame is varied is stored. The coordinate and the number of pixels are obtained in a manner that it is judged if the frame currently being read is the first frame or not(S1) and the overall images of the frame are stored or Y value of YUV data of the image of the first frame is compared with Y value of YUV data of the image of the next frame to obtain the number of varied pixels(S2). Then, the number of varied pixels in a block is calculated while the overall frames are increased in blocks.
Patent KR-20020048691-A (KR)
Title: Polishing pad of chemical mechanical polisher
Inventor: KIM SANG YONG
IPC: H01L21/302
Filed: 2000-12-18
Abstract: PURPOSE: A polishing pad is provided to prevent a contamination of a window of a soft pad by forming a barrier pattern along the edge portion of the soft pad so as to restrain a penetration of an alien substance. CONSTITUTION: A polishing pad comprises a first pad(20) formed with a first hole(W1) and a barrier pattern(P) having a compact composition formed along the edge portion, a second pad connected to the first pad(20) and formed with a second hole(W2) corresponding to the first hole(W1), a transparent part(25) filled into the second hole(W2) of the second pad, a first adhesive tape(31) sticking the first pad(20) to the second pad, and a second adhesive tape(32) connecting the first pad(20) to a cover layer(35). At this point, the barrier pattern(P) has a harder solidity than the first pad(20), thereby preventing a contamination of the first pad(20).
Patent KR-20020051688-A (KR)
Title: Azimuth display apparatus and method for image terminal
Inventor: CHOI CHA BONG
IPC: H04N7/18
Filed: 2000-12-23
Abstract: PURPOSE: A device and a method for indicating a direction on a video terminal are provided to measure the direction of an object through a direction sensor when the object is photographed by a camera attached to the terminal and to display the direction on the terminal together with the image of the object. CONSTITUTION: A direction indicating device of a video terminal includes a direction sensor(204A), an A/D converter(204), a multiplexer(205D), and a direction indication processor(205C). The direction sensor detects a direction in accordance with a photographing direction of a camera(202A). The A/D converter converts an analog direction detection signal output from the direction sensor into a digital signal. The multiplexer encodes and multiplexes a video signal captured by the camera and the direction detection signal output from the A/D converter. The direction indication processor separates the original video signal and direction detection signal from the multiplexed data and mixes the signals with each other to display the mixed signal on a screen.
Patent KR-20020052639-A (KR)
Title: Process for preparing ginseng extracts
Inventor: LEE SANG JUN
IPC: A23L19/00
Filed: 2000-12-26
Abstract: PURPOSE: Provided is a method for manufacturing ginseng extract, thereby promoting browning of ginseng according to time period for the heat treatment, converting pharmaceutical components into Rg3 and Rg5, and decreasing or removing side effects of ginseng extract. CONSTITUTION: The manufacturing method of ginseng extract comprises the steps of: adding water to ginseng in the volume of 1-10 times as much as ginseng in a clay pot; and heating and cooling the pot to minimize an outflow of steam. Therefore, the ginseng can be heat-treated the ginseng for 10 hours or more. Wherein, the leaves, stems, fruits or roots of the ginseng can be used.
Patent KR-20020054442-A (KR)
Title: Data determination construction by railway rolling stock of axle and wheel
Inventor: CHOI GANG YUN
IPC: G01M17/08
Filed: 2000-12-28
Abstract: PURPOSE: A device for measuring data of an axle and a wheel of a railway vehicle is provided to prevent a friction caused by a conventional brush, decrease an installation cost, and obtain accurate data by supplying a power source to a sensor through a generator unit using a rotatory force of an axle and making a sensing value sensed by a sensor be transmitted to a wireless transmitter, thereby removing an electric wire connection for a power supply and a data transmission. CONSTITUTION: A generator unit(2) made by a magnetic body is installed as a shape for winding a coil(21) on fixed to a vehicle body with the coil(21) which is wound on an axle for generating an electromotive force. A voltage regulator(3) receives a power source being generated from the generator unit(2) and converts the power source into a constant voltage and is fixed by the axle for supplying the constant voltage as a driving power source of sensor(130) of a sensing unit(4). A wireless transmitter(5) is fixed at one end of the axle for transmitting information sensed in the sensor(130) to a wireless receiver(6) mounted in the vehicle body.
Patent KR-20020054637-A (KR)
Inventor: KO CHANG JIN
IPC: H01L21/28
Filed: 2000-12-28
Abstract: PURPOSE: A fabrication method of semiconductor devices is provided to improve a yield and a reliability by thickly forming an insulating layer as a glue layer between an interlayer dielectric and a bit line. CONSTITUTION: After sequentially forming a multiple of word lines(45) respectively having a gate oxide(43), a first plug(53), and a plurality of first tungsten plugs(57) on a semiconductor substrate(41), tin layer(59) having a thickness of 300-700 angstrom as a glue layer, a second tungsten layer(61), and a fifth photoresist are sequentially formed on a TEOS(Tetra Ethyl Ortho Silicate)(55) included with the first tungsten plugs(57). After forming a fifth photoresist pattern by selectively exposing and developing the fifth photoresist, a number of bit lines are formed by etching the second tungsten layer(61) and the tin layer(59) using the fifth photoresist pattern as a mask. At this time, the thickness of the tin layer(59) is increased due to using SF6 gas as an etch gas.
Patent KR-20020056608-A (KR)
Title: Cellular phone having automatic opening/closing device
Inventor: LEE YONG HUI
IPC: H04B1/38
Filed: 2000-12-29
Abstract: PURPOSE: A mobile communication terminal having an automatic opening/closing apparatus is provided to combine a cover capable of opening/closing to a predetermined portion of a body of the terminal. CONSTITUTION: A body(100) have main components of the terminal and includes a keypad(110) for manipulating the terminal. A cover(200) protects the keypad from a fault operation and breakage and includes a display unit(210) for showing various state information of the terminal. An automatic opening/closing device(300) opens and closes the cover as occasion demands and includes a predetermined operation mechanism. The automatic opening/closing device(300) includes a motor for generating a rotation force. A reduction gear unit is connected to the rotation shaft of the motor. A head is connected to an output shaft of the reduction gear unit.
Patent KR-20020057018-A (KR)
Title: Movable Type Bonding Apparatus
Inventor: LEE JAE HUN
IPC: H01L21/60
Filed: 2000-12-30
Abstract: PURPOSE: A floating bonding apparatus is provided to maximumly prevent pressure unstability caused by ununiformity of horizontality, by uniformly maintaining horizontality of a stage and a header at all times. CONSTITUTION: The bonding apparatus(200) includes an upper frame(112), the header(116) having a fixed chip(118), a lower frame(126), the stage(122) positioned on the lower frame and glass(120) positioned on the stage, wherein a bonding process is performed by a pressure method using the upper and lower frames. Floating units are respectively installed between the header and the upper frame and between the lower frame and the stage so that the header and the stage are made of a floating type.
Patent KR-20010022277-A (KR)
Title: 몰립덴 에폭시화 반응 촉매의 회수방법
IPC: C07D301/19
Filed: 1998-06-29
Abstract: 본 발명은 몰립덴 에폭시화 반응 촉매의 회수방법에 관한 것으로서, 몰립덴 및 소듐값을 포함하는 수용성 에폭시화 반응 스트림을 회화처리하고, 몰립덴 및 소듐을 포함하는 수용액을 회수한 다음, 산성화하고, 칼슘 화합물과 반응시켜 염기의 첨가 없이 CaMoO 4 고체가 생성되며, 이는 분리된다.
Patent KR-20010032160-A (KR)
IPC: A01N43/54
Filed: 1998-11-05
Abstract: 화학식 Ⅰ의 신규 화합물 및 이러한 화합물을 활성 성분으로 함유하는 제초제 조성물이 다수의 농업방법에서 이용될 수 있다. 
     화학식 Ⅰ 
     
       
     
     상기식에서, 
     Het는 임의로 치환되고, 임의로 벤조융합된 질소 함유 5- 또는 6-원 헤테로방향족 그룹을 나타내고: 
     R 1 은 알킬, 알콕시알킬 또는 사이클로알킬 그룹을 나타내며: 
     R 2 는 수소 원자를 나타내고, R 3 은 알킬 그룹을 나타내거나, R 2 및 R 3 이 함께 취해져서 단일 결합 또는 메틸렌 그룹을 나타내며: 
     R 4 , R 5 , R 6 , R 7 및 R 8 은 독립적으로 수소 원자 또는 C 1 -C 4 알킬 그룹을 나타내고, 단 
     R 4 , R 5 , R 6 , R 7 및 R 8 중 적어도 두개는 알킬 그룹을 나타내야 하며: 2-(5-트리플루오로메틸-1,3,4-티아디아졸-2-일옥시)-N-메틸-N-(3,5,5-트리메틸사이클로헥스-1-에닐)-아세트아미드는 제외된다.
Patent KR-20010032260-A (KR)
Title: 개선된 테이퍼전극과 고전압 고정자 코일용 전압 그레이딩방법
IPC: H02K3/40
Filed: 1998-11-16
Abstract: 전극의 일정지역으로 전류흐름이 집중되는 것을 최소화 하기 위해 둥근 탭부를 가진 테이퍼전극과 그레이딩 전극이 개시된다. 테이퍼전극은 기저부와 둥근 끝을 가진 탭부를 포함하고 있다. 그레이딩 전극은 테이퍼전극 탭의 단부로부터 전류흐름을 그레이딩하도록 작용하는 폭과 상대저항이 바뀌는 지역을 포함한다.