baber/WOPTO huggingface dataset:
Patent KR-20030044978-A (KR)
Inventor: OHUCHI SATOSI
IPC: H04N3/08
Filed: 2003-05-19
Abstract: PURPOSE: To obtain a single plate optical unit which has a simple constitution and which is efficient in use of light, and a display device. CONSTITUTION: In the unit, light is separated into a multiple number of colors by a dichroic mirror, the multiple number of colors reflected from the dichroic mirror are radiated onto a rotating polyhedron, the multiple number of colors of light emitted from the rotating polyhedron are radiated onto different positions of a display element and by rotating the polyhedron, a color image is projected from a projecting lens by having the light of the multiple number of colors moved in one direction on the display element.
Patent KR-20040099983-A (KR)
Inventor: LIM GU SU
IPC: B01D35/00
Filed: 2003-05-21
Abstract: PURPOSE: To provide a water storage tank of a water purifier and a hot and cold water purifier, which is harmless to human body and environment. CONSTITUTION: The water storage tank (22) which is built in a water purifier and a hot and cold water purifier is made of pottery. Structure body such as a thermoelectric element, a cooling coil, a cooling pipe is inserted or a cooling coil is rotated around circumference surface of the stainless steel-water storage tank under the pottery to cool the water storage tank of the pottery.
Patent KR-20040100002-A (KR)
Inventor: KIM GI HONG
IPC: G02F1/1335
Filed: 2003-05-21
Abstract: PURPOSE: A color polarizing plate, and a reflective liquid crystal display using the same are provided to realize an ultra thin film reflective liquid crystal display and increase light efficiency. CONSTITUTION: A red polarizing part is formed by separating a plurality of grids(81a) having first metal photonic crystal balls(61a) at a first area in one direction, wherein the first metal photonic crystal ball has a diameter half as much as red light wave length and reflects the red light. A green polarizing part is formed by separating a plurality of grids(81b) having second metal photonic crystal balls(61b) at a second area in one direction, wherein the second metal photonic crystal ball has a diameter half as much as green light wave length and reflects the green light. A blue polarizing part is formed by separating a plurality of grids(81c) having third metal photonic crystal balls(61c) at a third area in one direction, wherein the third metal photonic crystal ball has a diameter half as much as blue light wave length and reflects the blue light.
Patent KR-20040106787-A (KR)
Inventor: KWAK GEUM SEOK
IPC: E05B47/00
Filed: 2003-06-11
Abstract: PURPOSE: A dead bolt operating apparatus for a digital door lock is provided to accurately translate operational power by reducing spacing between a motor and a dead bolt. CONSTITUTION: A dead bolt operating apparatus for a digital door lock locks and unlocks the dead bolt(40) according to a control signal. The dead bolt operating apparatus includes a motor(100), an operational pulley(105), an another pulley(115), and an operating member. The motor is driven selectively by the control signal. The operational pulley is coupled with a rotating axis of the motor. The another pulley is synchronized with the operational pulley via a belt member(110). The operating member is driven in synchronous with the another pulley and selectively moves the dead bolt forwards/backwards by a striker in a door frame.
Patent KR-20040107887-A (KR)
Inventor: RYU HYE JEONG
IPC: H04N7/173
Filed: 2003-06-14
Abstract: PURPOSE: A method for processing images in the middle of video telephony by using mobile terminals is provided to analyze the traffic state of a data link layer in the middle of video telephony and to automatically convert the resolution of an image to be transmitted according to an analyzed result. CONSTITUTION: If the user of a mobile terminal starts video telephony, the mobile terminal analyzes whether the processing buffer of the second layer has reached a preset threshold. In case that it is judged that the processing buffer of the second layer has reached the preset threshold, the mobile terminal sends a signal to request an upper layer to adjust the image processing level. Based on the request signal, the upper layer lowers the resolution of an image, obtained through the camera of the mobile terminal, using a relevant Window and transmits considerably dwindled image data.
Patent KR-20030097682-A (KR)
Title: 반도체 집적 회로 장치의 제조 방법
IPC: H01L21/822
Filed: 2003-06-19
Abstract: 기판과 게이트 절연막과의 계면 근방에서의 질소 농도를 필요 이상으로 높게 하지 않고, 게이트 절연막 내의 질소 농도를 높인다. 
     기판을 웨트 산화함으로써, p형 웰 및 n형 웰의 각각의 표면에 막 두께 5㎚ 이하의 산화실리콘막을 형성한 후, 5% 정도의 NO 가스를 포함하는 분위기 중에서 기판을 열처리하여, 산화실리콘막 내에 질소를 도입함으로써, 산질화실리콘막을 형성한다.  계속해서, 기판을 질소 플라즈마 분위기 중에 노출시킴으로써, 산질화실리콘막 내에 더 질소를 도입함으로써, 기판과의 계면 근방에 제1 피크 농도를 갖고, 표면 근방에 제2 피크 농도를 갖는 산질화실리콘으로 이루어지는 게이트 절연막을 형성한다.
Patent KR-20050003132-A (KR)
Inventor: PARK JAE WON
IPC: H04B1/7103
Filed: 2003-06-30
Abstract: PURPOSE: A method for improving performance through an interference removing technique under MC-DS/CDMA system environment is provided to consider signals of all users as interference factors, and to first remove interference that a user having a big signal influences a user having a small signal, thereby obtaining an exact signal while precisely estimating an amount of interference. CONSTITUTION: An interference removing system re-estimates signals of interference sources by using an output value of a matching filter. The system performs the interference estimation in parallel type so as to minimize a system processing time while processing interference by using the re-estimated signals. The system obtains an amount of the interference by measuring correlations with time delay and phase shift between the signals, and re-estimates signals of all users. The system determines a signal by processing the amount of the interference which affects each user in parallel.
Patent KR-20050005266-A (KR)
Inventor: LEE DONG KEUN
IPC: G01R31/02
Filed: 2003-07-01
Abstract: PURPOSE: A fuse inspection apparatus and method thereof are provided to inspect a defect of a fuse without short circuit. CONSTITUTION: A fuse inspection apparatus and method thereof includes a battery(110), a body(120), a pair of rotating plates(130), a pair of contact knobs, an elastic member, an alarm generator, and a switch(170). The body mounts the detachable battery. Center portion of the rotating plates are hinged and arranged in parallel with each other such that the rotating plates, made of an insulating material, rotate in left and right direction on both ends of the body. Each of the conductive contact knobs is coupled with an end of the rotating plate, and is electrically coupled with electrodes of the battery. The elastic member is implemented between the rotating plates to apply an elastic force to the contact knobs. The alarm generator generates an alarm when the fuse is normal, when the contact knob contacts the electrodes of the fuse. The switch turns on and off a current from the battery.
Patent KR-20050005289-A (KR)
Inventor: PARK TAE KEUN
IPC: E04C1/00
Filed: 2003-07-01
Abstract: PURPOSE: A multi-layered brick is provided to shorten a period of construction, to heighten work efficiency to the maximum and to promote the convenience on construction by pre-manufacturing two or more bricks at the attached/adhered type in multi-layers. CONSTITUTION: The multi-layered brick is manufactured by coupling the appointed plane of a primary brick and the appointed plane of a secondary brick, wherein a binding member is inserted between the appointed plane of a primary brick and the appointed plane of a secondary brick. The manufacturing method for the multi-layered brick comprises the steps of: placing a brick of Korean Standards on a workbench; laying a mortar mold on the brick; placing mortar in the mortar mold; pressing the mortar; removing the mortar mold; and compressing another brick on the mortar.
Patent KR-20040036529-A (KR)
Inventor: PARK CHANG BOG
IPC: G06F1/00
Filed: 2003-07-03
Abstract: PURPOSE: A device for holding a document is provided to efficiently perform a document work by supporting a document to a desktop computer or a notebook computer. CONSTITUTION: A supporter holder(110) is attached to a computer. An attaching/detaching part(150) is attached/detached to the supporter holder. A supporter(120) is rotated by fixing to the attaching/detaching part. The first connector(130) is freely bent by installing to an end of the supporter. The second connector(134) is rotated/bent by fixing between the first connector and a document holder(140). The document holder holds the document by connecting to the first connector.
Patent KR-20050003682-A (KR)
Inventor: AHN HEUI TAY
IPC: G06F1/00
Filed: 2003-07-04
Abstract: PURPOSE: A computer key for preventing duplication with time delay is provided to delay a trial for duplicating the key by transmitting the registered key only for a request of the key and forcibly delaying the time in case of the unregistered key. CONSTITUTION: A lock and the key are respectively with a computer. The computer is programmed by a mutually ruled procedure. For a reply request of the lock, the lock is not replied for a limit time if the reply request is not registered to the key, and a corresponding code key is transmitted if the reply request is registered to the key. A retrial time is extended by repeatedly performing the previous procedure.
Patent KR-20050003853-A (KR)
Inventor: KIM CHA JIN
IPC: B05B1/02
Filed: 2003-07-04
Abstract: PURPOSE: Provided is a multistage liquid jet nozzle assembly to create different spray distances of liquid to be sprayed and thus, to install the liquid jet nozzle away from high-temperature steam (or vapor) and dusts. CONSTITUTION: The multistage liquid jet nozzle includes a plurality of distributing areas(S1,S2,S3,S4) formed sequentially, each receiving liquid from a liquid supply pipe and discharging the liquid through liquid jet nozzles(N1,N2,N3,N4) and liquid supply holes(H1,H2,H3), respectively; a pilot area(P) connected to the first distributing area(S1) through a pilot pipe(30); a piston(20) installed movably and supported elastically by a sprint(22) for preventing the liquid of the pilot are(P) from being discharging to outside; and a plurality of valves(V1,V2,V3) for adjusting the degree of opening of the liquid supply holes(H1,H2,H3).
Patent KR-20030066516-A (KR)
Inventor: JONG DONG JU
IPC: B24D15/06
Filed: 2003-07-09
Abstract: PURPOSE: A rod for sharpening a knife is provided to improve the efficiency of sharpening by using powdered diamond and forming uneven surface on a plating layer. CONSTITUTION: A nickel-plated layer(2) is formed at the outer circumference of a metallic circular rod(1), and prevents the corrosion of the rod. The nickel-plated layer is composed of plating liquid containing powdered diamond(3). The powdered diamond forms uneven surface on the nickel-plated layer.
Patent KR-20030066535-A (KR)
Inventor: CHU JAI OK
IPC: E04C2/26
Filed: 2003-07-15
Abstract: PURPOSE: A prefabricated panel for construction is provided to connect prefabricated panels continuously, stably and firmly. CONSTITUTION: The prefabricated panel for construction comprises the steps of forming many retreated grooves(100a) having fastening holes(100b) on the front and backside of a panel case(100) at regular intervals, filling up an inside of the panel case(100) with filler composed of lightweight aerated concrete, loess and elvan, and coupling with an upper cover(200) provided with an insert projection to prevent the separation of filler.
Patent KR-20050009062-A (KR)
Inventor: PARK DO HERN
IPC: E05C17/22
Filed: 2003-07-15
Abstract: PURPOSE: A door checker of a vehicle is provided to maintain stable opening and shutting force of a door even under low temperature, to reduce a friction noise in opening and shutting, to prevent deterioration of a detent feeling caused by wear of a plate and rollers, and to reduce the length of processes and the cost through simplification of the structure. CONSTITUTION: A door checker of a vehicle includes a plate(30) and bush-shaped rollers(40). A support bracket(10) bolted to a vehicle body is fixed to one side of the plate. A stopper(20) is fixed to the other side of the plate. The plate comprises a leaf spring of a symmetrical shape having at least one protrusion and groove. The bush-shaped roller is slidably installed to the outside of the plate and is fixed to a door inside panel of the vehicle. A longitudinal groove is formed to the outside of the plate along the longitudinal direction, to reduce the sliding resistance with the rollers. The protrusions and grooves of the plate are formed through bending of the plate.
Patent KR-20050009519-A (KR)
Inventor: CHA JAE HAN
IPC: H01L21/336
Filed: 2003-07-16
Abstract: PURPOSE: A method for fabricating a semiconductor device with a three-dimensional channel is provided to improve an on-current characteristic by forming a source/drain and a channel of an MOSFET(metal-oxide-semiconductor field-effect-transistor) with a three-dimensional channel structure on a semiconductor substrate and by fabricating a transistor with a three-dimensional channel structure of a cylinder type while using an SEG preventing layer as an isolation layer for electrical insulation of devices. CONSTITUTION: After the first and second insulation layers(112,114) with different etch rates are sequentially deposited on a substrate(110), an insulation layer in an active region including an NMOS is eliminated by using a photomask and an etch process. An N+/N-/N+ doped SEG process is performed on a region for forming an NMOSFET. After a source/drain on a three-dimensional MOSFET is patterned, an oxide layer is formed on an N+S/D part exposed by a thermal oxide process. A P+ source/drain and a P- channel are formed in a region for forming a PMOSFET. After the second insulation layer is selectively removed by using a photomask and an etch process for forming a MOSFET gate, the second insulation layer is isotropically wet-etched by using the first insulation layer and the SEG layer as an etch stop layer. After a gate insulation layer(132) of a MOSFET and a gate conductive layer(134) are deposited, the gate conductive layer is selectively etched. An ILD(interlayer dielectric)(136) is deposited and a metal interconnection contact is formed to connect a gate and a source/drain electrode of a transistor.
Patent KR-20050011111-A (KR)
Inventor: KIM WON CHEUL
IPC: E02D5/30
Filed: 2003-07-21
Abstract: PURPOSE: A cast-in-place pile construction method using a perforated steel pipe is provided to prevent concrete from separating from materials and to increase the axial compression section force of a pile by applying hoop tension as additional resisting power in acting vertical force. CONSTITUTION: In a cast-in-place pile construction method using a perforated steel pipe(1), plural piles(3) are installed in the ground to prevent the engineering and construction structures from settling. A stiffener is inserted in the pile and formed as a small perforated steel pipe with small diameter for flowing in and out concrete(4). Plural through-holes(2) are formed on the surface of the perforated steel pipe. The cast-in-place pile construction method increases the axial compression section force of the pile by filling the inside of the pile with the concrete through the through-holes of the perforated steel pipe.
Patent KR-20050013286-A (KR)
Inventor: LEE JANG CHOON
IPC: H04B1/40
Filed: 2003-07-28
Abstract: PURPOSE: A sound supply service using a cellular phone and a sound file usage limiting method are provided to reproduce sound files by using a cellular phone without a CD player or an MP3 player, and to use the reproduced sound files for various purposes, thereby realizing user convenience without carrying another equipment. CONSTITUTION: A system manufactures sound files, so that a user selects a desired sound file(S110). The system displays an announcement about a method of limiting the file to usage time or usage frequency(S120). The user selects the method of limiting the sound file(S130). If the selected method refers to the usage time, the system sets an initial time in the sound file(S140). The user downloads the file where the initial time is set to a cellular phone(S150). The user uses the downloaded sound file(S160). If the user uses the cellular phone, the system decides whether the usage time of the sound file is exceeded(S170). If so, the system announces the exceeded usage time to the user(S180).
Patent KR-20050013377-A (KR)
Inventor: LEE YOUNG JAE
IPC: G02F1/1333
Filed: 2003-07-28
Abstract: PURPOSE: An LCD(Liquid Crystal Display) is provide to slim a region where an image is not displayed by reducing thickness and width of an edge part. CONSTITUTION: A lamp assembly(200) includes a lamp(210) for generating light that passes through liquid crystal and a lamp wire(240) electrically connected to the lamp. An acceptance container(300) includes side walls(320) placed so as to form acceptance space at an edge of a bottom surface and a wire fixing part(340) which is placed at the outside surfaces of the side walls and fixes the lamp wire. The wire fixing part includes a wire accepting groove(342) and a wire holder(345). The wire accepting groove is extended to a part where the bottom surface meets an outside surface of the acceptance container.
Patent KR-20050014388-A (KR)
Inventor: KIM YONG NAM
IPC: H04B1/40
Filed: 2003-07-31
Abstract: PURPOSE: A controlling method for using an additional function in a low voltage portable phone is provided not to cut off power for a minimum operational voltage, which does not damage a circuit even though a battery voltage drops at less than a predetermined threshold voltage, thereby continuously using additional functions with little power consumption. CONSTITUTION: A system frequently checks a battery voltage while normally operating all functions including a call function(S302). The system compares the checked voltage with the first threshold voltage(S304). If the battery voltage is less than the first threshold voltage, the system converts a portable phone into an additional function mode(S306). The system checks the battery voltage(S308), and compares the battery voltage with the second threshold voltage(S310). If the battery voltage is less than the second threshold voltage, the system cuts off power(S312).
Patent KR-20050017799-A (KR)
Inventor: HWANG SEONG TAEK
IPC: H04B10/29
Filed: 2003-08-09
Abstract: PURPOSE: A bidirectional optical add-drop multiplexer is provided to equalize wavelengths of two optical signals adding in bidirectional way while equalizing wavelengths of optical signals dropping in bidirectional way, but to realize different add/drop wavelengths, thereby preventing crosstalk of the optical signals. CONSTITUTION: The first and second optical circulators(206,212) sequentially output optical signals received in the first to fourth terminals to neighboring terminals, and send optical signals added to optical signals to be transmitted to the first and second optical transmission paths(200,202) toward the first terminal. The first wavelength division demultiplexer(204) drops dropping optical signals by demultiplexing the received optical signals, outputs the rest wavelength of optical signals to the third terminal, and transmits the optical signals incoming from the third terminal to the first optical transmission path(200). The first optical wavelength selector(208) reflects the adding optical signals while passing the rest wavelength of optical signals. The second optical wavelength selector(210) reflects the adding optical signals while passing the rest wavelength of optical signals. The second wavelength division demultiplexer(214) drops the dropping optical signals, outputs the rest wavelength of optical signals to the third terminal, and transmits the optical signals incoming from the third terminal to the second optical transmission path(202).
Patent KR-20050017585-A (KR)
Inventor: CHA YONG WON
IPC: H01L21/762
Filed: 2003-08-14
Abstract: PURPOSE: To provide a method capable of filling up gaps with a high density plasma oxide film without formation of voids, and a method capable of filling up the gaps with the high density plasma oxide film without causing clipping of a base film. CONSTITUTION: In a method for filling up gaps between patterns formed on a substrate with an oxide film, the method for filling the gaps comprises a step(S1) of depositing a first high density plasma oxide film on an upper part of the substrate including the gaps using a reaction gas containing oxygen(O2) and silane(SiH4); a step(S2) of etching the first high density plasma oxide film as much as a certain depth using an etching gas containing NF3; and a step(S3) of depositing a second high density plasma oxide film on an upper part of the first high density plasma oxide film using a reaction gas containing oxygen(O2), silane(SiH4) and nitrogen trifluoride(NF3). In a method for filling up gaps between patterns formed on a substrate with an oxide film, the method for filling the gaps comprises a step of depositing a first high density plasma oxide film on an upper part of the substrate including the gaps using a reaction gas containing oxygen(O2) and silane(SiH4); a step of etching the first high density plasma oxide film as much as a certain depth by a chemical dry etching process using an etching gas containing oxygen and nitrogen trifluoride; and a step of depositing a second high density plasma oxide film on an upper part of the first high density plasma oxide film at a deposition temperature of 650 to 800 deg.C using a reaction gas containing oxygen(O2), silane(SiH4) and nitrogen trifluoride(NF3).
Patent KR-20040027374-A (KR)
Inventor: DARLINGTON JR JERALD W
IPC: C08J5/00
Filed: 2003-09-24
Abstract: PURPOSE: A water-absorbing sheet material as a fluid barrier and its preparation method are provided, to allow a buried monomer to be polymerized completely without partial polymerization before contact with a substrate for preventing the deterioration of a fluid barrier property. CONSTITUTION: The method comprises the steps of contacting a liquid-absorbing polymerization initiation base material or a material used in the preparation of the liquid-absorbing polymerization initiation base material with a polymerization initiator or a polymerization catalyst to produce a polymerization initiation sheet material for a monomer buried later; burying the polymerization initiation sheet material with a clay-containing slurry comprising water, clay and a monomer to be polymerized to form a water-absorbing polymer; and polymerizing the monomer and heating the buried sheet material at a temperature sufficient for vaporize at least some of the water of slurry to form a water-absorbing polymer and linking the polymer and clay in the sheet material. The amount of water is less than about 50 wt% to the amount of slurry and the ratio of the monomer tot he clay is about 1:19 to 19:1 by weight in the slurry.
Patent KR-20050031526-A (KR)
Title: Device of purifying exhaust gas for vehicle and method for improving fuel ratio using it
Inventor: HAN PYUNG HYUN
IPC: F01N3/20
Filed: 2003-09-30
Abstract: An exhaust purification system for a vehicle and a fuel efficiency improvement method thereby are provided to purify exhaust gas sufficiently by separating oxygen from exhaust gas with a membrane and operating an engine with lean oxygen and rich fuel. An exhaust purification system(3) has an adsorption NOx catalyst, and operates an engine(10) at a rich air-fuel ratio with little oxygen by separating oxygen from exhaust gas. A separation pipe(4) is installed at both sides of the exhaust purification system and connected to an exhaust pipe(6b) installed in an exhaust manifold of the engine. An oxygen separator(2) is installed between the engine and the exhaust purification system to selectively remove oxygen from exhaust gas, and plural channel type membranes are arranged in the oxygen separator. Fuel consumption is reduced, and fuel efficiency is improved by separating oxygen from exhaust gas through the membranes in the exhaust purification system.