baber/WOPTO huggingface dataset:
Patent KR-20030000316-A (KR)
Title: Amphiphilic biodegradable block copolymers comprising polyethylenimine(PEI) as a hydrophilic block and polyester as a hydrophobic block, and self-assembled polymer aggregates in aqueous milieu formed from the block copolymers
Inventor: HAN SANG HUN
IPC: C08G73/02
Filed: 2001-06-23
Abstract: PURPOSE: A biodegradable amphiphilic block copolymer having a polyethylenimine hydrophilic block and a polyester-based polymer hydrophobic block, a polymer assembly self-assembled in aqueous solution and its method using the copolymer are provided, wherein polymer assembly has a very critical micelle concentration of 10¬-3 g/L and can be applied for the solubilization of a hardly-soluble drug and the drug delivery system of proteins, genes and charged drugs. CONSTITUTION: The amphiphilic block copolymer comprises a polyethylenimine hydrophilic block and a biodegradable aliphatic polyester-based polymer hydrophobic block. Preferably the hydrophobic polymer is selected from the group consisting of poly-L-lactic acid, poly-D,L-lactic acid, poly-D-lactic acid-co-glycolic acid, poly-L-lactic acid-co-glycolic acid, poly-D,L-lactic acid-co-glycolic acid, poly-caprolactone, poly-valerolactone, poly-hydroxybutyrate, poly-hydroxyvalerate, poly-1,4-dioxan-2-on, and their mixtures. The average mass molecular weight of polyethylenimine is 100-10,000. The polymer assembly is prepared by dispersing the block copolymer into a solvent, and has an average particle size of 10-1,000 nm.
Patent KR-20030001969-A (KR)
Title: a method for forming contact hole of semiconductor device
Inventor: LEE JAE JUNG
IPC: H01L21/28
Filed: 2001-06-28
Abstract: PURPOSE: A method for fabricating a contact hole of semiconductor devices is provided to simultaneously form a drain contact of hole shape and a source contact of line shape by using an SAC(Self Align Contact). CONSTITUTION: A field oxide(100) is formed at a substrate of an isolation region. Gate lines(101) having a hard mask(102) are formed on an active region. A source and drain region are formed in the substrate. A spacer(103) is formed at both sidewalls of the gate line(101). After forming the first dielectric interlayer(105) on the resultant structure, a photoresist pattern having constant distance is formed on the first dielectric interlayer(105). A source contact hole(107a) of line shape and a drain contact hole(107b) of hole shape are simultaneously formed by selectively etching the first dielectric interlayer(105) using the photoresist pattern as a mask. Plugs are formed in the source and drain contact hole.
Patent KR-20030002665-A (KR)
Inventor: HWANG YEONG SEON
IPC: H01L21/027
Filed: 2001-06-29
Abstract: PURPOSE: A method for forming fine patterns of semiconductor devices is provided to prevent the pattern deformation of an etch object layer due to a photoresist pattern by using a double photoresist layer. CONSTITUTION: An etch object layer(32) is formed on a semiconductor substrate(31). A lower photoresist layer(34) and an upper photoresist layer are sequentially coated on the etch object layer(32). An upper photoresist pattern(37) is formed by exposing and developing the upper photoresist layer. A lower photoresist pattern is then formed by selectively etching the lower photoresist layer(34) using the upper photoresist pattern(37) as a mask. At this time, the upper photoresist pattern(37) is simultaneously removed. Preferably, the lower photoresist layer(34) is used for I-line, KrF or DUV, and the upper photoresist layer is used for ArF or VUV.
Patent KR-20030003524-A (KR)
Inventor: DOO HYEON SIK
IPC: H01J29/76
Filed: 2001-07-03
Abstract: PURPOSE: A deflection yoke is provided to improve the assembly of a convergence unit being coupled to a plate of a coil separator by providing a connecting unit on the convergence unit and a fixing unit. CONSTITUTION: A horizontal deflection coil(14) and a vertical deflection coil(15) are provided, respectively, on inner and outer surfaces of a coil separator(10), and form horizontal deflection magnetic field and vertical deflection magnetic field. A ferrite core(16) reinforces the magnetic fields through the deflection coils(14,15). A convergence unit(20) is fixed to a unit-fixing unit(13) and controls the convergence characteristics on a screen. The coil separator(10) is comprised of a screen unit(11) and a rear plate(12). The convergence unit(20) forms a rotation preventing groove and a release preventing groove. The unit-fixing unit(13) forms a rotation prevent supporting flap(13b) and a release prevent supporting flap(13a) in a shape which corresponds to the rotation preventing groove and the release preventing groove.
Patent KR-20030003525-A (KR)
Title: Cutting machine for hoses
Inventor: CHOI SOOK HEE
IPC: B23D21/00
Filed: 2001-07-03
Abstract: PURPOSE: A hose cutter is provided precisely and evenly cut a hose improving a precision of a hose cutting process by simultaneously cutting front, rear and both side portions of the hose using a pair of cutting blades. CONSTITUTION: A pair of cutting discs(16,17) having a cutting blade(13) are installed at both sides of a rotating shaft. The cutting discs(16,17) are rotated at a predetermined speed by receiving a driving force transferred from a driving motor(18) through a power transmission member(19). One of cutting discs(16,17) has a variable position. One side of the rotating shaft(14) is formed with a splined shaft, and a variable cutting disc(17) is movably installed on the splined shaft so as to cut the hose in a required size by moving the variable cutting disc(17).
Patent KR-20030005535-A (KR)
Title: Use restraining apparatus and method for mobile communication device using fingerprint recognition
Inventor: KIM HYEONG TAE
IPC: H04M1/663
Filed: 2001-07-09
Abstract: PURPOSE: An apparatus and a method for limiting the use of a mobile communication terminal using a fingerprint are provided to prevent the copy of the mobile communication terminal and prevent the unlawful use of other person when losing the mobile communication terminal by approving a telephone call to only a user authenticated from a base station and performing a normal telephone call. CONSTITUTION: A data receiving unit(40) receives data transmitted from a mobile communication terminal. A fingerprint recognition database(60) stores fingerprint recognition data for performing a user authentication. A fingerprint inquiring unit(50) compares fingerprint recognition data received through the data receiving unit(40) with the fingerprint recognition data stored in the fingerprint recognition database(60), and determines whether a telephone call is approved. A call setup unit(70) performs a call setup when the telephone call is approved.
Patent KR-20020007201-A (KR)
Inventor: HASEGAWA NORIO
IPC: G03F1/30
Filed: 2001-07-13
Abstract: PURPOSE: To transfer the patterns arranged at high density with a sufficient process allowance. CONSTITUTION: The patterns which constitute semiconductor integrated circuits and are arranged to high density are divided to first mask patterns and second mask patterns 28B in such a manner that phase shifters are arranged and are subjected to multiple exposure, by which the prescribed patterns are transferred onto a semiconductor substrate. The second mask patterns 28B have main light transparent patterns 26c1, plural auxiliary light t transparent patterns 26c2 arranged at their circumferences and phase shifters S arranged on the main light transparent patterns 26c1. The auxiliary light transparent patterns 26c2 are so arranged that the distances from their centers to the centers of the main light transparent patterns 26c1 are nearly equaled to each other.
Patent KR-20030008332-A (KR)
Title: Method for fabricating semiconductor devices
Inventor: KIM YEONG GWANG
IPC: H01L29/78
Filed: 2001-07-20
Abstract: PURPOSE: A method for fabricating a semiconductor device is provided to minimize CD(Critical Dimension) of a gate conductive layer and omit a design rule between a contact plug connected with a source/drain region and the gate conductive layer by removing a short circuit phenomenon therebetween. CONSTITUTION: An isolation layer(205) is formed on a semiconductor substrate(200) in order to define an active region. A trench(T2) is formed within the active region. A spacer is formed on an inner wall of the trench(T2). A gate oxide layer(215) is formed on a bottom of the trench(T2) including the spacer. The trench(T2) including the gate oxide layer(215) is partially buried by forming a gate conductive layer(220a). The spacer is removed. The first doped region(230) of the first density is formed on both sides of the gate conductive layer(220a). The second doped region(240) of the second density is formed on a part of the first doped region(230) of the first density.
Patent KR-20030008356-A (KR)
Title: Microwave lighting system
Inventor: JUN YONG SEOK
IPC: H01J65/04
Filed: 2001-07-20
Abstract: PURPOSE: An illuminating system using microwave is provided to allow the illuminating system to be easily installed in a narrow space by arranging, in line, the electric bulb, magnetron, high voltage generator and the cooling fan. CONSTITUTION: An illuminating system using microwave, comprises an electric bulb(50) for emitting light by the microwave; a resonator(60) for accommodating the electric bulb, and which allows the light emitted from the electric bulb to exit but is opaque to microwave radiation; a magnetron(20) mounted within a casing(10), and which generates microwave for allowing the electric bulb to emit light; a high voltage generator(30) mounted within the casing so as to supply a high voltage power to the magnetron; and a cooling fan assembly(80) mounted within the casing, and which cools interior of the casing. The casing includes an air inlet(11); an air passage(12) communicated to the air inlet, and which accommodates the magnetron, high voltage generator and the cooling fan assembly, and has a first air hole(14a) and a second air hole(15a); and an air outlet(13) having a side communicated to the second air hole of the air passage and the other side where an air outlet(13a) is formed.
Patent KR-20020008800-A (KR)
Inventor: NISHIZAWA TAKATOSHI
IPC: B32B27/18
Filed: 2001-07-24
Abstract: PURPOSE: A label for in-mold decorating and a labeled resin molded article are provided to prevent the generation of resin like stain, to prevent the contamination of rolls in a label production line, to achieve the label which is free from inconveniences caused by insufficient anti-static properties in printing, cutting, blanking, and inserting into a mold irrespective of the working environment and which exhibits high adhesive strength. CONSTITUTION: The label(1) for in-mold decorating comprises a thermoplastic resin film base layer, an interlayer overlying the base layer, and a heat-sealable resin layer overlying the interlayer, and the base layer contains a thermoplastic resin composition, and at least one anti-static agent. The label is integrally adhered to the resin molded article by thermal fusion bonding.
Patent KR-20030009846-A (KR)
Title: dispenser assembly for providing water in washing machine
Inventor: CHO HAN GI
IPC: D06F39/08
Filed: 2001-07-24
Abstract: PURPOSE: A water supplying dispenser assembly of a drum type washing machine is provided to simplify the coupling between upper and lower plates by shape-matching between the plates instead of carrying out the thermal fusion, thereby improving the productivity. CONSTITUTION: A water supplying dispenser assembly of a drum type washing machine includes upper and lower plates(300,400) coupled together by shape-matching for forming a space part for introducing water supplied from an external water supply source, and water channel forming elements protruded from opposite surfaces of the upper and lower plates toward the space part for forming a plurality of independent water supply channels(310-340), wherein the water supply channel forming elements are composed of lower plate ribs(350) protruded from the bottom surface of the lower plate and upper plate ribs(450) protruded from the upper plate toward the lower plate.
Patent KR-20030013972-A (KR)
Title: Method for Advenced Intelligent Process State Managing in Switching System
Inventor: NA JEONG SEON
IPC: H04Q1/20
Filed: 2001-08-10
Abstract: PURPOSE: A method for managing the state of an AIP(Advanced Intelligent Process) in a switch system is provided to accurately inform the AIP's own state by receiving a message for informing the AIP's own state from alive all AIPs, newly composing a state list, designating a left AIP and a right AIP, and transmitting and receiving an AIP heartbeat message. CONSTITUTION: If one AIP is in a switchover state in which an active side and an inactive side are changed each other, the AIP transmits an AIP switchover message to alive all AIPs and informs that the AIP is in the switchover state(S40). The AIPs receive the AIP switchover message from the AIP, transmit an AIP running for switchover message to the AIP, and inform that the AIPs are alive(S42). The AIP receives the AIP running for switchover message from the AIPs, newly composes a state list on the basis of the received AIP running for switchover message, and designates a left AIP and a right AIP(S44). The AIP receives an AIP heartbeat message from the designated left AIP, periodically transmits the AIP heartbeat message to the designated right AIP, and informs that the AIP is alive(S46).
Patent KR-20030014924-A (KR)
Title: Throttle valve having improved sealing for semiconductor manufacturing equipment
Inventor: BAEK SEON GYEONG
IPC: H01L21/02
Filed: 2001-08-13
Abstract: PURPOSE: A throttle valve having improved sealing for semiconductor manufacturing is provided to prevent abrasion of a lip seal member by improving the quality of the lip seal member. CONSTITUTION: A rotor plug(20) is rotated by driving force of a motor. A shaft portion(23) of the rotor plug(20) is smoothly rotated with the first and the second bearings(31,33). In addition, the shaft portion(23) is sealed by a lip seal member(36) and the first O-ring, the second O-ring, and the third O-ring(37). A vacuum pressure of the inside of a vacuum chamber is controlled by an opening ratio of a gas passing groove(21a) which is controlled according to a speed of revolution of the rotor plug(20). The lip seal member(36) is worn away by friction between the shaft portion(23) and the rotor plug(20) and the lip seal member(36). Accordingly, the abrasion of the lip seal member(36) is prevented by forming the lip seal member(36) as teflon.
Patent KR-20030017714-A (KR)
Title: Mark for measuring displacements of rotating body and method thereof
Inventor: HAN SONG SU
IPC: G01B11/02
Filed: 2001-08-22
Abstract: PURPOSE: A displacement measuring mark for a rotating object by using a line scan camera and a method for measuring the displacement are provided to measure a 2-D rotation motion of an object from 1-D linear image data and precisely measure the motion of a high speed rotating object. CONSTITUTION: A displacement measuring mark for a rotating object is measured by using a line scan camera. The mark includes two concentric circles between inner and outer circles having different radius from each other, and a spiral connecting the two concentric circles and rotating between the two concentric circles by 720deg.. The inner circle having a smaller radius is black, and the center(C) of the displacement measuring mark is equal to the center of the object.
Patent KR-20030018628-A (KR)
Title: A device for extracting a coffee
Inventor: KIM DAE HUN
IPC: A47J31/42
Filed: 2001-08-30
Abstract: PURPOSE: Coffee bean is supplied and heated evenly by a heater, and moving distance of the coffee bean is maximized by a rotor. CONSTITUTION: An input port(2) is formed in a coffee maker, and a heater(3) is installed inside of the input port. A power distributor(20) is installed in lower end of the input port. A stirring shaft(23) and a stirring rotor(22) are installed inside of the power distributor. An opening portion(30) is provided to operate an opening/shutting door by a solenoid. A supplying portion(40) is formed below the opening/shutting door of the power distributor. A grinding portion(50) grinds supplied coffee bean.
Patent KR-20030020531-A (KR)
Title: Board for burn-in test and fabrication method thereof, method for testing semiconductor chip by using it
Inventor: PARK GYE CHAN
IPC: G01R31/317
Filed: 2001-09-01
Abstract: PURPOSE: A board for a burn-in test and a manufacturing method thereof and a burn-in test method of a semiconductor chip using the board for a burn-in test are provided to prevent the waste of the packaging progress time and the materials due to an unnecessary packaging by forming a structure capable of easily removing the semiconductor chip of a wafer level. CONSTITUTION: A plurality of electrode wires(110) are formed with a predetermined thick by having a voluntary pattern and electrically insulated to each other. A plurality of electrodes(114) are formed on an end of the respective electrode wires(110) with a predetermined thick and contacted to each pad corresponding to each semiconductor chip(200) to be tested. A glue(116) is formed in a shape for coating the respective electrode wires(110) and a part of a substrate(100) and adhered to a part of a lower surface of the each semiconductor chip(200) to be tested.
Patent KR-20010089850-A (KR)
Inventor: SONG YOON KANG
IPC: A24D3/02
Filed: 2001-09-01
Abstract: PURPOSE: A method for manufacturing a tobacco filter capable of removing harmful materials including nicotine and tar is provided to prevent various kinds of diseases due to smoking while keeping the taste and the inherent smell of the tobacco. CONSTITUTION: For removing various kinds of harmful materials including nicotine and tar contained in a tobacco, condensed solution extruded from resin and pine needle, wormwood leaves and its root, and mulberry leaves and its root is used as a tobacco filter. The condensed solution is inserted into the tobacco and is dried together. In the case of the tobacco filter made of resin and the pine needle, the undiluted solution comprised of the resin 60 percent and the pine needle 40 percent is mixed with distilled water in the ratio of 10 to 1, and then is heated at a temperature of 90-100 degree for 30 minutes. Finally, the separated cool resin is diluted at an alcohol purity of 98degree for removing toxic materials contained in the resin.
Patent KR-20030023934-A (KR)
Title: Method for Maintaining Program's Version In the WCDMA Asynchronous Mobile Communication System
Inventor: CHOI HAE UK
IPC: H04L12/58
Filed: 2001-09-14
Abstract: PURPOSE: A method for managing a program version in a WCDMA(Wideband Code Division Multiple Access) asynchronous mobile communication system is provided to manage the program version using a tool tip text. CONSTITUTION: A mobile communication system receives programs to be executed from a corresponding administration system(S1). The mobile communication system gathers information of the programs when the programs are downloaded before executing the downloaded each program for managing versions of the programs later(S2). The mobile communication system stores gathered program version information in a PLD(Programmable Load Data)(S3). If the administration system requests version information of an OS(Operating System) or an application program executed in the mobile communication system, the mobile communication system receives the request of version information of the OS or the application program from the administration system(S4). The mobile communication system reads version information of the program stored in the PLD, and transmits read version information of the program to the administration system(S5).
Patent KR-20030027207-A (KR)
Title: apparatus for adhering protection film of liquid crystal display
Inventor: KIM UN GYU
IPC: G02F1/13
Filed: 2001-09-14
Abstract: PURPOSE: An apparatus for attaching a passivation film of a liquid crystal display device is provided to improve the productivity by forming a collecting part collecting a release paper. CONSTITUTION: A passivation film transfer part transfers a passivation film to a stage part. A driving part gives a horizontal driving force to the passivation film transfer part. A case embedding a liquid crystal display device is secured at the stage part. The stage part attaches the passivation film to a window of the case after removing a release paper from the passivation film. A compressing part compresses the passivation film to the window of the case by a roller for stably attaching the passivation film to the window. An air spraying part blows air to easily separate the release paper from the passivation film. A collecting part is connected with the stage part for collecting the release paper.
Patent KR-20030025565-A (KR)
Inventor: AHN JU YEONG
IPC: H01L21/027
Filed: 2001-09-21
Abstract: PURPOSE: A photoresist setting apparatus is provided to reduce a mis-setting of photoresist and supply the proper photoresist to a worker by providing kinds and names of the photoresist as voices and characters. CONSTITUTION: A photoresist setting device(100) includes a photoresist setting portion(100), a worker recognition portion(200), and a photoresist resetting portion(300). The photoresist setting portion(100) sets up a photoresist vessel for receiving photoresist. The worker recognition portion(200) indicates a setting state of the photoresist to a worker. The photoresist resetting portion(300) performs a resetting process in order to correct an improper setting state of the photoresist. The worker recognition portion(200) is formed with a bar code reading gun(210), a photoresist recognition portion(220), a photoresist storage portion(222), a comparison portion(240), a display output portion(260), a voice output portion(270), and a progressive state output portion(280).
Patent KR-20030025584-A (KR)
Inventor: KIM GYEONG JIN
IPC: C25B11/10
Filed: 2001-09-21
Abstract: PURPOSE: A composition for manufacturing discharge substrate capable of generating high purity ozone due to less corrosion of discharge electrode and being used in a high capacity ozonizer as preventing lowering of ozone generating efficiency even when the discharge substrate is used for a long period of time is provided. CONSTITUTION: The composition for discharge electrode of ozonizer comprises 60 weight parts or less of any one or more metals selected from the group consisting of aluminum, nickel, tungsten, titanium, stainless steel, and molybdenum for 100 weight parts of titanium dioxide, wherein ozone generating efficiency is increased while power consumption is reduced by forming a composition of the discharge electrode comprising 60 weight parts or less of any one or more metals selected from the group consisting of aluminum, nickel, tungsten, titanium, stainless steel, and molybdenum for 100 weight parts of titanium dioxide, thereby increasing electric conductivity of the discharge electrode and emission of electrons to cause stable electric discharge, wherein consumption of an electrode material by electric discharge and degradation of the discharge electrode caused by oxidation due to ozone are prevented by adding to the composition for the discharge electrode 60 weight parts or less of any one or more metals selected from the group consisting of aluminum, nickel, tungsten, titanium, stainless steel, and molybdenum for 100 weight parts of titanium dioxide so that metallic constituents exposed to the surface of the discharge electrode are decreased.