baber/WOPTO huggingface dataset:
Patent KR-20010004414-A (KR)
Inventor: CHA JAE HAN
IPC: H01L21/768
Filed: 1999-06-28
Abstract: PURPOSE: A method for forming a multi-layer wiring is to easily carry out an exposure process before the deposition of a wiring layer, without passing through a flatness process. CONSTITUTION: The first metal wiring(13) and the first interlayer insulation film(15) are formed on a surface of a semiconductor substrate(11), and the second metal wiring(17) is formed thereon, the second metal wiring being contacted with the first metal wiring through the first interlayer insulation film. After the second interlayer insulation film(19) is formed on the second metal wiring, the third metal wiring(21) connected to the second metal wiring is formed on the second interlayer insulation film. The metal wiring formed on the substrate is divided into a section A superposed with the first, second, and third metal wiring, a section B superposed with the first and third metal wiring or the second and third metal wiring, and a section C superposed with the third metal wiring. First to third exposing masks are formed on the sections A to C, respectively.
Patent KR-20010005007-A (KR)
Inventor: EUN JONG O
IPC: G11C11/407
Filed: 1999-06-30
Abstract: PURPOSE: A semiconductor memory device is provided to realize a high speed operation by activating a word line rapidly. CONSTITUTION: In order to improve a word line access time, a semiconductor memory device comprises: a command decoder(200) generating a word line access signal and an address access signal activated earlier than the word line access signal in response to a RAS, CAS, write enable, and a chip select signal and an address flag signal designating an address transfer start; a unit generating an address signal as a pulse signal and latching it after predecoding it; a word line access control unit(280) transferring an output signal from the above unit to a decoder in response to the word line access signal; and an address decoder(290) decoding a signal predecoded through the word line access control unit. The semiconductor memory device decodes the address before a read or write operation is activated in response to the word line access signal, and activates an address decoding if the read or write operation is activated in response to the address access signal.
Patent KR-20000011631-A (KR)
Inventor: KOTO HIROHUMI
IPC: H05K1/03
Filed: 1999-07-12
Abstract: PURPOSE: Polyimide aqueous dispersion solution, polyimide series composites, and electronic components using the composites are provided, which have a good insulating property, a low elasticity, and good adhesion and formability. CONSTITUTION: The polyimide aqueous dispersion solution comprises a continuous phase consisting of polyimides and a discontinuous phase consisting of other polymers, the precursor forming polyimide series composites is dispersed in the aqueous media as a particle, the precursor particle contains a polyimide component and other polymer components consisting of hydrophilic polymers within a particle. Preferably the precursor forms polyimide series composites having an elasticity less than 10 GPa, and the particle size is 0.03-5 micrometer. If the other polymers are a cationic polymer, the precursor is dispersed in the aqueous media in the presence of a polyacid. Whereas if the other polymers are an anionic polymer, the precursor is dispersed in the aqueous media in the presence of a polyamine. The polyimide series composites are prepared by using a precursor comprising polyimide components and other polymer components, the polyimide and the other polymer are formed as a continuous and discontinuous phase, respectively, and the elasticity of the composites is less than 10 Gpa. The composites are prepared by using the polyimide aqueous dispersion solution or by using a solution of the precursor dissolved in an organic solvent. The electronic components comprise a resin layer consisting of the composites.
Patent KR-20010010409-A (KR)
Inventor: HAN GYEONG HAE
IPC: H02M7/42
Filed: 1999-07-20
Abstract: PURPOSE: A power factor improvement and pulse amplitude modulation circuit in an inverter system according to a supply voltage frequency is provided to simply embody a circuit by judging whether an input supply voltage is 50Hz or 60Hz and reading a switching frequency stored in a storage element. CONSTITUTION: A rectifier(61) rectifies an input AC power supply to obtain a DC voltage. A choke coil(62) and a smoothing capacitor(63) remove an AC component included in the DC voltage from the rectifier(61). An inverter(64) converts the DC voltage outputted from the smoothing capacitor(63) into a three-phase AC power supply and supplies the three-phase AC power supply to a motor(M). A switching element(Q1) is connected to a front terminal of the smoothing capacitor(63) in parallel and controls charge and discharge operations of the smoothing capacitor(63) according to a switching signal. A zero voltage detector(65) detects a zero point of an input AC power supply. A supply voltage frequency judgment section(70) measures a time between zero points detected by the zero voltage detector(65) and judges whether an input supply voltage is 50Hz or 60Hz. A voltage level detector(67) detects a voltage across the smoothing capacitor(63). A ROM(66) stores data with respect to a sine wave. A controller(68) reads a sine wave data from ROM(66) and control a period of the pulse according to a frequency judged by supply voltage frequency judgment section(70). A driver(69) controls an on/off operation of the switching element(Q1) according to the period of the pulse from the controller(68).
Patent KR-20010011214-A (KR)
Inventor: KWON TAE HYEOK
IPC: H04Q1/20
Filed: 1999-07-26
Abstract: PURPOSE: A triple modular redundancy system is provided to be capable of simplifying the interface between multiplexed modules and of diagnosing and recovering erroneous operations of the multiplexed modules. CONSTITUTION: A triple modular redundancy system comprises the first to third comparison and logic circuits(11,21,31) which are comprised in the first to third modules(10,20,30). The first comparison and logic circuit(11) compares an output of the first module(10) with an output of the third module(30) to provide a comparison result to the second comparison and logic circuit(21). The first comparison and logic circuit(11) provides a comparison result between an output of the second module(20) and an output of the third module(30) to the third comparison and logic circuit(31) of the third module(30).
Patent KR-20000017211-A (KR)
Inventor: NAGAOKAGOUZIRO
IPC: H01L21/302
Filed: 1999-08-10
Abstract: PURPOSE: The method can fabricate a fine plug and can reduce the scum generated in the fabrication of the plug and can improve the reliability of a wire formed on top layer. CONSTITUTION: The method comprises the steps of: forming an interlayer insulation film(2) on a Si substrate(1); forming a contact hole(4) in the interlayer insulation film; forming a adhesion layer(5) of Ti/TiN on the interlayer insulation film to cover the bottom surface and the side wall of the contact hole; forming a W film(6) on the whole surface in the chamber; and then, supplying a ClF3 gas as an etch gas showing a strong reducing property into the chamber and removing the W film and the adhesion layer partially by etch back using the gas etching by ClF3 gas. Thus, a contact plug(7) made of W deposited on the adhesion layer inside the contact hole.
Patent KR-20000034932-A (KR)
Inventor: GIRIMURA HIROYA
IPC: H01L21/673
Filed: 1999-09-20
Abstract: PURPOSE: A vacuum processing apparatus having a plurality of processing chambers is provided to reduce an installation area and improve a maintenance. CONSTITUTION: A vacuum processing apparatus includes comprises a center chamber(Cc), a plurality of processing chambers(C1-C6), an inlet chamber(Ci), and an outlet chamber(Co). The processing chambers(C1-C6), the inlet and outlet chambers(Ci,Co) are arranged by surrounding the center chamber(Cc). The processing chambers(C1-C6), the inlet and outlet chambers(Ci,Co) are arranged by dividing an upper layer and a lower layer, respectively, and a portion of adjacent two chambers is overlapped to each different layer.
Patent KR-20000000245-A (KR)
Inventor: KIM GONG SU
IPC: C08J3/12
Filed: 1999-10-06
Abstract: PURPOSE: A process for manufacturing aromatic polymer granule is provided which gives a substance with a lasting fragrance. CONSTITUTION: 5-30 weight % of Aromatic compound, 5-40 weight % of monomer, 2-10 weight % of functional monomer, and 0-5 weight % of cross-link agent are dispersed in a dispersion medium by using a dispersing agent and polymerized by using an oxidation-reduction initiator or a thermal polymerization initiator at 0-80°C for 1-5 hr to give an acrylic aromatic polymer granule. 7.5-25 mole % of polyol, 15-60 mole % of diisocyanate, and 2.5-15 mole % of stabilizer to give a prepolymer, which is reacted with 5-30 weight % of aromatic compound based on the total weight of prepolymer to give a polyurethane aromatic granule. The granule is used for a sports wear, an underwear, hygienic goods, and sanitary goods.
Patent KR-20010036844-A (KR)
Inventor: CHAE IN CHEOL
IPC: G06F15/16
Filed: 1999-10-12
Abstract: PURPOSE: The method and system for accessing the internet using numbers is provided to enable a user to access an internet site by using an easy number to remember and input, and to easily input an internet address by using a cellular phone. CONSTITUTION: A user inputs an address on an address input window(S101). A plug-in program or a web browser program checks whether the address is composed of numbers(S102). The plug-in program or the web browser program transmits the number inputted to a number conversion server(S103). The number conversion server transmits the address to a name server(S104). The address transmitted to the name server is transmitted(S105). The name server converts the address into an IP address, and transmits the IP address.
Patent KR-20000035051-A (KR)
Inventor: KUBOKI ICHIROU
IPC: G02F1/1335
Filed: 1999-10-19
Abstract: PURPOSE: A liquid crystal panel is provided to obtain an image display having high brightness and high contrast by fitting a phase of a reflection light to a phase of a penetration light. CONSTITUTION: A liquid crystal panel comprises a lower substrate(1) and an upper substrate (5). A liquid crystal(7) exists between the lower substrate(1) and the upper substrate(5). An upper transparence electrode(6) is formed on the upper substrate(5), and a lower transference electrode(4) is formed on the lower substrate(1) so as to be intersected to the upper transparence electrode(6). A semi-penetration reflection layer(2) is formed at a lower layer of the lower transparence electrode(4), and has a reflection function and a penetration function. An upper phase differential plate(10), an upper diffraction plate(11) and a light diffusion plate(15) are sequentially stacked on a surface of the upper substrate(5). A lower phase differential plate(9) and a lower diffraction plate(14) are sequentially stacked on a surface of the lower substrate(1).
Patent KR-20010038073-A (KR)
Inventor: LEE KYUN KIL
IPC: B32B21/06
Filed: 1999-10-21
Abstract: PURPOSE: A method for preparing plywood materials of a musical instrument is provided. Thereby, the smooth plywood materials having good adhesive property between the plywoods and melamine resin dipped-in paper are manufactured. CONSTITUTION: The method comprises steps of: (i) preparing adhesive by mixing 3 parts by weight of polyvinylalcohol, 10-15 parts by weight of water, 5-10 parts by weight of methyl alcohol, 0.1-0.2 parts by weight of surfactant, 0.5-1.0 parts by weight of hardener and 0.2-0.3 parts by weight of silicone oil with 100 parts by weight of melamine resin prepared by mixing melamine powder with formalin in a ratio of 3 : 4; (ii) dipping patterned paper, where special pattern is carved in, in the adhesive prepared from the step (i) to have a melamine resin dipped-in percentage of 55-65% and drying the melamine resin dipped-in patterned paper at a temperature of 90-120 deg.C; and (iii) pressurizing the dried dipped-in paper and general plywood having a thickness of 3.0 millimeter and bending strength of 120 kilogram force/square centimeter in a press at a temperature of 160-195 deg.C and under pressure of 10-12 kilogram force/square centimeter for 20-45 seconds to be adhered to each other.
Patent KR-20000000478-A (KR)
Inventor: YOO YOUNG HEE
IPC: B29C45/23
Filed: 1999-10-27
Abstract: PURPOSE: A stack mold system is provided to prevent resin from leaking from a gate of a flowing nozzle while opening a metal mold and to improve the efficiency of manufacturing. CONSTITUTION: A stack mold system comprises: flowing nozzles(10), (11) separately introduced to each feeding path(8), (9) formed in a fixed metal mold(3) and a central metal mold(2); and a valve system(14) introduced separately in the fixed metal mold and the central metal mold for valve pins(18), (19) in the flowing nozzles to open and close gates(12),(13) of the flowing nozzle by the operation of pistons(16), (17).
Patent KR-20010039186-A (KR)
Inventor: BYUN CHANG HWAN
IPC: A61B6/03
Filed: 1999-10-29
Abstract: PURPOSE: A method for configuring 3-dimensional finite factor is provided which doesn't need separate CAD work and mesh division work so that it reduces time in configuring finite factor model. CONSTITUTION: The method for bio-material comprises the steps of: (i) drawing the outer line around each bio-material in 2-dimensional images taken by tomography and removing pixels in the external side of the outer line; (ii) uplifting each pixel in the internal side of the outer line and producing voxel on each pixel to form a graphical structure; (iii) defining one finite factor per each voxel generated; and (iv) matching pixel-removed image to the graphical structure and repeating the second and the third steps to complete 3-dimensional finite factor model.
Patent KR-20010045192-A (KR)
Inventor: NAM GI CHEOL
IPC: G06F7/50
Filed: 1999-11-03
Abstract: PURPOSE: A device and a method for accumulation used in a quadrature mirror filter are provided to perform multiplication and addition by using divided calculation method in a quadrature mirror filter without using a multiplier or a multiplexor. CONSTITUTION: An accumulator comprises a number of accumulation cells and a number of adders adding accumulation data from the accumulation cells. The accumulation cells comprises a number of the first shift registers(100-104), the first ROM(106), the first and the second register(108,114), the first accumulation part(112) and the first shifter(110). The first shift registers(100-104) are connected in series each other and shift digital input signal respectively. The first ROM(106) reads and outputs one of ROM data stored in response to an address composed of binary variables outputted from the first shift registers(100-104). The first register(108) expands bit number of ROM data outputted from the first ROM(106) and stores the ROM data having expanded bit number. The first accumulation part(112) accumulates settled data and data stored in the first register(108). The second register(114) stores result of accumulation from the first accumulation part(112) as an accumulation data. The first shifter(110) shifts the accumulation data stored in the second register(114) and outputs the shifted data as a settled data.
Patent KR-20000035368-A (KR)
Inventor: NAKASIMADORU
IPC: C08J5/18
Filed: 1999-11-10
Abstract: PURPOSE: A liquid crystal polyester resin for pressure molding is provided which is composed of only the liquid crystal polyester, so it provides a pressure molding product having a high thermostability, a suitable fluidity, a processibility and a good exterior appearance. CONSTITUTION: A liquid crystal polyester resin for pressure molding has characteristics that the ratio £(viscosity 2b)/(viscosity 1b)| of a melting viscosity(viscosity 1b) under 1000/sec of a shear velocity at a fluid initiating temperature and a melting viscosity(viscosity 2b) under the same of the shear velocity at higher 20°C than the fluid initiating temperature is 0.10-0.70, and a soldering heat resistant temperature is more 250°C.
Patent KR-20000035648-A (KR)
Title: Radiation curable compositions
Inventor: GLOVER SHEDRIC ONEAL
IPC: C08F16/18
Filed: 1999-11-24
Abstract: PURPOSE: Radiation curable compositions is provided which comprising a vinyl ether compound which is free of silicon atoms, a cationic photoinitiator, a free radical photoinitiator, and dodecylphenol. CONSTITUTION: A radiation curable composition comprises: (A) a vinyl ether compound which is free of silicon atoms, (B) a cationic photoinitiator, (C) a free radical photoinitiator, and (D) dodecylphenol. By vinyl ether compound as used herein is meant any compound which contains at least one vinyl ether group having the formula --ROCH.db.CH2 wherein R is a divalent hydrocarbon radical having from 2 to 20 carbon atoms, but which does not contain any silicon atoms. Preferably Component (A) is a vinyl ether compound having the formula(I): wherein R is a divalent hydrocarbon radical having from 1 to 20 carbon atoms, R2 is selected from the group consisting of hydrogen and a mono valent hydrocarbon radical having from 1 to 20 carbon atoms, and a has a value of 1 to 3.
Patent KR-20010048319-A (KR)
Inventor: KWAK SEUNG CHEOL
IPC: F04D29/58
Filed: 1999-11-26
Abstract: PURPOSE: A structure of cooling a motor of a turbo compressor is provided to simplify a general structure and to effectively cool heat generated from the motor, which is a driving power generator. CONSTITUTION: A structure of cooling the motor of the turbo compressor includes a casing(10) having compression chambers(P1,P2) in which impellers(51,52) are inserted at both sides, a power generating chamber formed inside the casing, a power generating part(20) connected to the power generating chamber for rotating the impellers, an inlet(60) pipe connected to a side of the casing for flowing refrigerant gas into the power generating chamber, an outlet(12) formed in the other side of the casing for discharging refrigerant gas passing the power generating chamber, and a swirl motion generating part converting flow of refrigerant gas into swirl motion and makes swirl motion flow into the power generating chamber.
Patent KR-20010048332-A (KR)
Inventor: BAN HYO DONG
IPC: H01L21/301
Filed: 1999-11-26
Abstract: PURPOSE: A semiconductor chip having a moisture absorption blocking layer in a chip edge is provided to prevent moisture from penetrating through the edge of the semiconductor chip in testing reliability of the semiconductor chip, by forming the moisture absorption blocking layer in the edge of the semiconductor chip. CONSTITUTION: Predetermined devices are formed inside a semiconductor chip of which an uppermost interconnection layer is covered with a passivation layer(170). An interlayer dielectric(100) adjacent to the edge of the semiconductor chip along the circumference of the semiconductor chip is etched to a predetermined depth to form a trench(152). A moisture absorption blocking layer is filled in all of the inside of the trench or formed on the sidewall of the trench by a predetermined thickness so that moisture does not penetrate through the edge of the semiconductor chip.
Patent KR-20010053666-A (KR)
Title: Bonding tool for bonding beam lead
Inventor: KIM HYEONG SEOP
IPC: H01L21/60
Filed: 1999-12-01
Abstract: PURPOSE: A bonding tool for a beam lead bonding is provided to prevent the time to reach a fatigue limit from being shortened and thus to improve the reliability of a semiconductor package. CONSTITUTION: A bonding tool(110) has a pillar body including a top part and a bottom part(112) connected to a transducer, and a tip(120) having a bottom surface(130) is attached to the bottom part, two length grooves(142) parallel along a length direction of a beam lead, and a width groove crossing the length grooves is formed. Thus, the beam lead bonding process is performed using only the length groove and therefore a guided groove(132) is formed only on both sides of the bottom surface facing both ends of the length groove.
Patent KR-20000012598-A (KR)
Inventor: KIM YOUNG SIK
IPC: A01K89/01
Filed: 1999-12-14
Abstract: PURPOSE: A reel is provided not to be corroded and transformed in an external cover area largely contacting moisture and salt. CONSTITUTION: A reel is formed by:using a stainless or titanium for not being corroded or transformed; and a left and a right covers, a frame external cover of a pipe shape, and an inner cover containing a nut combining aperture or attaching a fixing piece to the inside of the left cover being formed by the stainless or the titanium. Herein, the inner cover(2) is injection molded by using a synthetic resin for being combined in a projecting groove(3) for forming a spiral combining aperture(2a) inside of the left cover(1) by using the stainless or the titanium. Therefore, the exposed area of the reel is formed by the stainless or the titanium for supplying a fine exterior and for preventing a corrosion and a transformation to be firm. And the manufacturing process for component is simplified by removing a hardening treatment and a covering process.
Patent KR-20000048255-A (KR)
Title: Ion beam implantation using conical magnetic scanning
Inventor: BENVENISTE VICTOR MAURICE
IPC: H01L21/265
Filed: 1999-12-20
Abstract: PURPOSE: An ion beam implantation using conical magnetic scanning is provided to achieve controlled deflection of ion beam by exciting a current carrying coil. CONSTITUTION: A method and apparatus for using in treating a workpiece implantation surface by causing ions to impact the workpiece implantation surface. Ions emitted by an ion source(12) are accelerated away from the ion source to form an ion beam(14). A magnetic field is created for intercepting the ions in the ion beam exciting the source and selectively deflecting the ions away from an initial trajectory in a generally arcuate scanning motion. The magnetic field is created by synchronized magnetization of first and second current carrying coil located along an inner surface of a ferromagnetic support. The beam(14) is deflected away from the initial trajectory by a controlled amount in a time varying manner to cause the beam(14) to sweep through an arcuate path and impact the workpiece(13)
Patent KR-20010057885-A (KR)
Inventor: CHA MYEONG MUN
IPC: E04C5/07
Filed: 1999-12-23
Abstract: PURPOSE: A reinforcing material producing method for a construction and a producing device thereof are provided to produce a reinforcing material made from a resin material with solidity, nonskid property, humidity resistance, salinity resistance and a low cost. CONSTITUTION: A reinforcing material is produced by roving a core material(10) made of glass fiber thread, aramid fiber thread or carbon fiber thread; by impregnating the core material in an impregnating container filled with coating resin(13) mixed with a hardening agent and a coloring pigment; by removing excessive coating resin from the core material and removing bubbles generated during the impregnating process in a sizing and preheating process; by hardening the core material to be easily drawn while removing remaining bubbles in a specified thickness; spraying a garnet(30) on the outer circumference of the core material coated with thin resin solution through a spraying blade(22) of a coating box(20) for coating the garnet on the outer circumference of the core material; and by drying and cutting the core material having an uneven face.