baber/WOPTO huggingface dataset:
Patent KR-20040031957-A (KR)
Title: System for providing broadband wireless internet service within transportation by using wlan technology
Inventor: KIM HWAN CHEOL
IPC: H04W84/12
Filed: 2002-10-08
Abstract: PURPOSE: A system for supplying a very high speed wireless Internet service within a mobile body using a wireless LAN technology is provided to enable a real-time networking function in a transportation unit, and to use subscriber access technology and transport technology for indoor services, thereby preventing a terminal user from recognizing an Internet disconnection. CONSTITUTION: A mobile unit(100) consists of the first AP(Access Point)(112), a server(113), and an antenna(114). The server(113) performs wireless LAN communication, and builds a memory therein. If a passenger of the mobile unit(100) wants to use a very high speed wireless Internet service through a terminal(111), the terminal(111) firstly accesses the AP(112) by using wireless LAN technology. If the terminal(111) accesses the AP(112), the terminal(111) is connected to an antenna(211) of a fixed unit through wireless LAN transport technology. The AP(112) connects a wire BSS(Basic Service Set) with a distributive system.
Patent KR-20040032293-A (KR)
Title: Fastener assembly for seat and manufacturing method thereof
Inventor: JUNG JUN GU
IPC: A44B18/00
Filed: 2002-10-09
Abstract: PURPOSE: A fastener assembly useful in production of passenger seat for automobile or airplane is provided to interconnect foam material of main body and a seat covering enclosing the main body of the seat. CONSTITUTION: The assembly(100) comprises a male coupling part fixed to one side of a seat body or covering and having a hook part having a number of stems and a base; and a female coupling part fixed to the seat body or the covering and having a loop and a base coupled by the stem parts(30). During a formation process for fixing the male and female coupling parts, either of the coupling parts is set up in position within the formation mold. The assembly further has a protection layer(c) having metal film(60) below the base of the coupling parts. In order to increase adhesion effect between the protection layer and the forming resin, an assistant layer(a) is located over a base of the coupling part.
Patent KR-20040034864-A (KR)
Title: Method for manufacturing capacitor in a semiconductor device
Inventor: KIM JEONG JU
IPC: H01L27/04
Filed: 2002-10-17
Abstract: PURPOSE: A method for manufacturing a capacitor of a semiconductor device is provided to be capable of improving step coverage of an IMD(Inter-Metal Dielectric). CONSTITUTION: An aluminum nitride layer is formed by depositing a nitride layer on an aluminum film as a lower electrode. A photoresist pattern is formed on the aluminum nitride layer. A capacitor insulating layer is formed by patterning the aluminum nitride layer using the photoresist pattern. Then, an upper electrode is formed by depositing a titanium nitride layer on the aluminum nitride layer.
Patent KR-20040037315-A (KR)
Title: Method for Renovating field-programmable gate array
Inventor: LIM SEONG SU
IPC: G06F13/10
Filed: 2002-10-28
Abstract: PURPOSE: An FPGA(Field Programmable Gate Array) updating method is provided to make a user update the FPGA on the line, and operate a board normally even though one part of the FPGA generates error by duplexing a flash memory area and storing old version and new version. CONSTITUTION: A power is supplied to the board, the boot flash of the board downloads the FPGA data stored at a PROM to the FPGA(S202). The boot flash determines whether the downloaded FPGA data is matched with the FPGA data stored at the flash memory(S206). If the change of the FPGA is required(S208), the boot flash receives the FPGA data and stores the received FPGA data at the flash memory(S210). Then the boot flash downloads the FPGA data stored at the flash memory to the PROM(S212), the FPGA is updated(S214).
Patent KR-20040039530-A (KR)
Title: Mobile phone with multi-screen
Inventor: JUNG BO GO
IPC: H04B1/40
Filed: 2002-11-02
Abstract: PURPOSE: A mobile phone having a multi-screen function is provided to express various contents through a single LCD by dividing the LCD of a mobile phone into more than two screens. CONSTITUTION: An image processing part in a mobile phone having a multi-screen function comprises the first memory(26), the second memory(32), and an image output processing part(50). The first memory(26) temporarily stores the image data transmitted from a multimedia processing part(2). The second memory(32) receives and stores basic screen data from a terminal control part(4). The image output processing part(50) combines the output of the first memory(26) with the output of the second memory(32) according to the control of the terminal control part(4) and provides a basic screen, based on the output data of the second memory(32), at the top of the screen and an advertising screen, a TV screen, etc., based on the output data of the first memory(26), at the bottom of the screen.
Patent KR-20040039738-A (KR)
Title: Liquid crystal display device and the fabricating method thereof
Inventor: LEE GYEONG HA
IPC: G02F1/1343
Filed: 2002-11-04
Abstract: PURPOSE: A liquid crystal apparatus and a manufacturing method thereof are provided to enhance reliability for displaying a screen and remove a light leakage of a pixel at the periphery of a second capacitance(Cgs') by controlling a second capacitance(Cgs'). CONSTITUTION: First and second gate electrode lines(100,102) are formed on a glass substrate. A source electrode line(104) is positioned vertically to the first and second gate electrode lines(100,102). A TFT(Thin Film Transistor)(106) is formed at the region crossing the first gate electrode line(100) and the source electrode line(104). A pixel electrode(110) is connected to the first gate electrode line(100) by a connection terminal(108) and has an extension member to the entire cross-section of a side thereof. A common electrode(112) is positioned in parallel to the first and second gate electrode lines(100,102) and overlapped to an upper portion of the pixel electrode(110) by crossing the center of the pixel electrode(110).
Patent KR-20040040625-A (KR)
Title: Method and system for controlling wafer of photo spinner
Inventor: RYU BYEONG CHEOL
IPC: H01L21/027
Filed: 2002-11-07
Abstract: PURPOSE: A wafer maintenance method and system of a photo spinner are provided to be capable of restraining the bridge or CD(Critical Dimension) failure of a photoresist layer coated on a wafer due to equipment reactivation. CONSTITUTION: Equipment is stopped according to the generation of alarm while a photoresist coating process is performed on a wafer(21,23). The equipment is reactivated when completing the steps according to the alarm(25,27). The stand-by time of the wafer in the equipment is calculated and stored(29). Whether the stand-by time exceeds a maximum stand-by time is decided(31). When the stand-by time exceeds the maximum stand-by time, stand-by alarm is generated(33). The wafer corresponding to the stand-by alarm is separated from the equipment and a re-treatment is performed on the wafer(35,37).
Patent KR-20040040661-A (KR)
Title: Method for fabricating optical fiber block using silicon-glass anodic bonding technic
Inventor: KIM DONG SU
IPC: G02B6/40
Filed: 2002-11-07
Abstract: PURPOSE: A method for fabricating an optical fiber block using a silicon-glass anodic bonding method is provided to enhance the adhesive strength and the reliability by excluding a polymer adhesive. CONSTITUTION: A method for fabricating an optical fiber block using a silicon-glass anodic bonding method includes a process for forming an optical fiber block by adhering a glass cover(320) on a silicon substrate(310) having one or more grooves(315). In the method, the glass cover(320) is heated to a predetermined setup value of the temperature. The heated glass cover is loaded on a top surface of the silicon substrate(310). An electrification phenomenon is generated by forming the electric field to a boundary between the glass cover and the silicon substrate.
Patent KR-20030041772-A (KR)
Title: Partially fluorinated amorphous copolymer which makes it possible to manufacture light-conducting materials
Inventor: BOUTEVIN BERNARD
IPC: G02B6/00
Filed: 2002-11-08
Abstract: PURPOSE: A partially fluorinated amorphous copolymer for prepared a light conductive material, a product made from a material containing the copolymer, an optical fiber using the copolymer as a base are provided, to obtain a material acting as a guide or conductor to the light having the wavelength of visible or near infrared ray. CONSTITUTION: The partially fluorinated amorphous copolymer comprises at least two repeating units represented by the formulas P1 and P2, wherein i and j are a repeating number. The partially fluorinated amorphous copolymer is transparent and amorphous, has a molecular weight (Mn) of 5,000-100,000, and essentially contains 30-70 mol% of the repeating unit represented by the formula P2 when X is F or Cl in the formula P1. Preferably the partially fluorinated amorphous copolymer has a glass transition temperature (Tg) of 60-160 deg.C.
Patent KR-20040042537-A (KR)
Title: Converter working method of phosphorous added low carbon steel using ladle slag
Inventor: KIM HAE WON
IPC: C21C5/36
Filed: 2002-11-14
Abstract: PURPOSE: A converter operation method of phosphorus added low carbon steel using ladle slag is provided to recycle ladle slag and reduce manufacturing cost by injecting ladle slag instead of expensive ferro alloy of Fe-P and removing lower oxides in slag using slag deoxidizer, thereby reducing phosphorus in slag into molten steel. CONSTITUTION: In a converter operation of phosphorus added low carbon steel containing 0.03 to 0.05 wt.% of phosphorus, the converter operation method of phosphorus added low carbon steel using ladle slag is characterized in that P in molten steel is increased by injecting fluorite and large quantities of quicklime as a slag preparation agent into molten steel and injecting waste ladle slag and a small quantity of quicklime instead of Fe-P into molten steel in the tapping step, and injecting slag deoxidizer into molten steel after completion of tapping, thereby reducing P2O5 in slag, wherein the ladle slag contains 6 to 8 wt.% of P2O5, wherein the ladle slag comprises 0.5 to 1.5 wt.% of T.Fe, 40 to 45 wt.% of CaO, 8 to 12 wt.% of SiO2, 15 to 25 wt.% of Al2O3, 6 to 8 wt.% of MgO, 3 to 5 wt.% of MnO, 6 to 8 wt.% of P2O5 and other inevitable impurities, wherein the ladle slag is injected into molten steel after it is generated in the steelmaking process, air cooled in a slag yard and transferred to a converter hopper so that the ladle slag is stored in the converter hopper, and wherein the slag deoxidizer comprises 55 to 65 wt.% of CaCO3 and 35 to 45 wt.% of Al.
Patent KR-20030007280-A (KR)
Title: Vacuum cleaner having the Micro-Wave device
Inventor: RYU YEONG HO
IPC: A47L7/04
Filed: 2002-11-20
Abstract: PURPOSE: A vacuum cleaner equipped with a microwave generator is provided to achieve pleasant indoor room environment by rapidly removing various bacteria and ticks using the microwave generator. CONSTITUTION: A microwave having wavelength in a range about 1.39mm to 1.79mm is generated from a microwave generator when a vacuum cleaner operates. The microwave radiates into atmosphere through a microwave generating unit(203), so the microwave makes contact with various bacteria and ticks. Thus, frictional heat is generated in the various bacteria and ticks, since the microwave accelerates a molecule movement in the various bacteria and ticks, thereby killing bacteria and ticks. The microwave generating unit(203) includes a plasma gun, which radiates electrons at a high speed.
Patent KR-20040044278-A (KR)
Title: A marble on which patterm is formed and its manufacturing method
Inventor: PARK NO WON
IPC: A63H33/00
Filed: 2002-11-21
Abstract: PURPOSE: Provided is a marble patterned by injection molding and a method of manufacturing the same, in which the whole side of a marble injection-molded to form a pattered groove is processed to be dyed and grinded so that only the dyeing solution is left in the patterned groove, thereby enabling the products with standardized quality to be manufactured on a large scale. CONSTITUTION: The patterned groove(2) is formed on each side of a polyhedron with a full inside and is dyed by a dyeing solution. In order that the dyeing solution forms the patterned groove(2), after the whole side of a marble body(1) is processed to be dyed in the state that the patterned groove(2) is formed, a grinding process is applied to keep the dyeing solution(2) left in the patterned groove(2) while to remove the dyeing solution(2) on the rest side. A dyeing and manufacturing method comprises steps of heating paints harmless to a human body, casting the molded marble body in the heated paints, applying a dyeing process, and grinding and polishing the dyed marble body.
Patent KR-20040045213-A (KR)
Title: dual valve structure of an air brake
Inventor: CHOI HUN
IPC: B60T15/04
Filed: 2002-11-23
Abstract: PURPOSE: A dual valve structure of an air brake is provided to improve durability and to remove excessive differential pressure by a coil spring and a spring sheet to transmit operating force of a brake pedal from a plunger to a main piston. CONSTITUTION: A coil spring(5) is included between a main piston(11) and a plunger(3) instead of a cushion rubber. The coil spring is shaped in a cone shape narrowed downward. A spring sheet(9) is installed between the plunger and the coil spring. The spring sheet has a protruded support portion(7) inserted to a hollow portion of the coil spring.
Patent KR-20030071474-A (KR)
IPC: G11B21/02
Filed: 2002-11-26
Abstract: 본 발명의 판독-기록 헤드 미세 조정 및 구동 구조체(Read-write head fine adjustment and driving structure)는 디스크를 회전시키도록 되어 있는 디스크 회전 유닛(disk rotation unit)과, 상기 디스크 회전 유닛에 대해 슬라이딩 트랙을 따라 판독-기록 헤드 운반 슬라이드를 왕복운동시키도록 되어 있는 왕복운동 유닛(reciprocation unit)과, 상기 슬라이딩 트랙의 경사각을 조정하도록 되어 있는 미세 조정 유닛(fine adjustment unit)과, 상기 슬라이딩 트랙의 경사각을 조정할 때 상기 왕복운동 유닛의 모터의 승강차를 보정하도록 되어 있는 승강차 보정 유닛(elevation difference compensation unit)을 포함한다.
Patent KR-20040046169-A (KR)
Title: Hierarchical Queue System
Inventor: KIM JIN SUK
IPC: G06F15/16
Filed: 2002-11-26
Abstract: PURPOSE: A queue system having a hierarchical architecture is provided to enhance the work efficiency according to a work on a parallel computing system using the distributed computers, and make an upper authority occupy/use a queue of a lower authority. CONSTITUTION: The system comprises several computers having one queue. When the work enters the queue, the work is allotted to the queue of an upper or a lower authority(10,20). In case that the work is not performed on the lower authority, the work is sent/performed on the upper authority. If the upper authority receives the work, the work is performed by sending the work to several lower authorities.
Patent KR-20030043776-A (KR)
Inventor: ISHIKAWA SHINICHI
IPC: C07C67/04
Filed: 2002-11-28
Abstract: PURPOSE: A process for preparing a substituted acrylate useful as a raw material for functional polymers, pharmaceuticals, agrochemicals in high safety and economy is provided. CONSTITUTION: The process for preparing an acrylate compound represented by the formula IV, including a step of reacting acylic acid compound represented by the formula I with an unsaturated compound represented by the formula II or III, wherein R1 and R2 independently represent a hydrogen atom or a fluorine atom, R3 represents a hydrogen atom, a fluorine atom, an alkyl group, an alkenyl group, a fluoroalkyl group or a fluoroalkenyl group, R4 and R5 independently represent a hydrogen atom, a halogen atom, an alkyl group, an alkenyl group, a hydrocarbon group, which may have at least one substituent selected from the group consisting of a halogen-containing substituent, an oxygen-containing substituent and a nitrogen-containing substituent, and dashed line means that X and Y may be bonded together to form a cyclic structure.
Patent KR-20040047039-A (KR)
Title: Horizental motion vibrating bed
Inventor: PARK YOUNG GO
IPC: A47C21/00
Filed: 2002-11-28
Abstract: PURPOSE: A horizontal vibrating bed is provided to vibrate a vibrating bed plate longitudinally or laterally in order to produce a longitudinal horizontal vibrating bed and a lateral horizontal vibrating bed each vibrating a human body longitudinally or laterally. CONSTITUTION: The horizontal vibrating bed comprises: a basic bed(7) consisting a four sided plate(3) assembled and formed in a rectangular shape and a basic bed plate(5) solidly secured at the top of the four sided plate(3); a plurality of casters(9) installed at the top of the basic bed plate(5) and arranged in a longitudinal(or lateral) direction so that wheels are rotated; a vibrating bed plate(11) connected to the basic bed plate(5) by a plurality of pairs of tension coil spring devices on the ends of the upper and lower side(or both sides) for dampening the inertia force of a longitudinal (or lateral) reciprocating sliding motion so that the vibrating bed plate(11) is placed at the top of the casters(9) to smoothly perform a horizontal longitudinal vibration(or lateral vibration); and both connecting rods(27,27-1) and an eccentric crank pin formed between the vibrating bed plate(11) and the basic bed plate(5) to longitudinally(or laterally) reciprocate the vibrating bed plate(11).
Patent KR-20040047327-A (KR)
Inventor: JI CHANG HYEON
IPC: G02B26/08
Filed: 2002-11-29
Abstract: PURPOSE: An optical switch is provided to reduce a size of a package and simplify an assembling process and a packaging process by forming an acute angle between incident beams transmitted to a reflector and reflection beams reflected from the reflector. CONSTITUTION: An optical switch includes a plurality of input terminals, a reflector, and a plurality of output terminals. The input terminals(111,112) are used for receiving incident beams(113,114). The reflector(30) is used for passing the incident beams of the input terminals or reflecting the incident beams of the input terminals. The output terminals(121,122) are used for outputting the beams reflected from the reflector. An acute angle is formed between the incident beams transmitted to the reflector and the reflection beams(123,124) reflected from the reflector.
Patent KR-20040050966-A (KR)
Title: Jig for dry cleanning used in machine for semiconductor device fabrication
Inventor: PARK HUN SUN
IPC: H01L21/304
Filed: 2002-12-11
Abstract: PURPOSE: A dry cleaning sub jig used for semiconductor device manufacturing equipment is provided to be capable of removing an inner deposition layer enough using only one dry cleaning process. CONSTITUTION: A dry cleaning sub jig(21) is formed in the shape of a cylinder type structure having a smaller diameter than that of the inner space loaded with a wafer, so that the dry cleaning sub jig is capable of being installed at the peripheral portion of a dry cleaning gas inlet port of semiconductor manufacturing equipment. Preferably, the dry cleaning sub jig is made of quartz. Preferably, a screw thread(23) is formed at the outer surface of the cylinder type structure for guiding etching gas.
Patent KR-20030048361-A (KR)
Title: Telescopic Jib for a Vehicular Crane
Inventor: PASCHKE FRANZ
IPC: B66C23/687
Filed: 2002-12-12
Abstract: PURPOSE: A telescopic jib for a vehicle-type crane is provided to secure the jib improved in the resistance to warping and therefore suitable for supporting an extreme load in, for example, pull-in jib operation or in a wire supporting type system or when positioning the jib supporting a substantial load while positioned in an almost vertical direction. CONSTITUTION: A telescopic jib for a vehicle-type crane comprises a base jib part supported on the crane and a retractable and extensible telescopic jib part supported by the base jib part. At least one of the jib parts comprises an upper profile part(12) and a lower profile part(14). The lower profile part comprises a plurality of adjacent shell segments(14b,14c,14d) each having an outwardly curved shape, and the upper profile part comprises a plurality of adjacent shell segments(12b,12c,12d) having an outwardly curved shape. The end portions of adjacent segments of the upper profile part abut each other at an obtuse angle.
Patent KR-20040051818-A (KR)
Title: Key holder device of steering column
Inventor: PARK JEONG SIK
IPC: B62D1/16
Filed: 2002-12-13
Abstract: PURPOSE: A key holder system of a steering column is provided to reduce the number of parts used in fixing a key set to the steering column, to simplify the assembly structure, and to improve an anti-theft function of the vehicle by increasing the combining force. CONSTITUTION: A key holder system of a steering column(100) is composed of the steering column; a hollow holder assembly unit(130) protruded at the side of the steering column and extended outward at the predetermined length; a second semicircular groove vertically formed in the inner diameter of the hollow unit of the holder assembly unit; a holder unit(140) of which one end is mounted with a key set(120) and the other end is inserted into the hollow unit of the holder assembly unit; a first semicircular groove(150) vertically disposed at the side of the holder unit to form a circular hole with corresponding to the second semicircular groove; a bolt combining unit(180) arranged at the holder assembly unit to communicate with the circular groove formed by the first and second semicircular grooves; and a fracture bolt(190) inserted and combined to the bolt combining unit.
Patent KR-20030007333-A (KR)
Title: A headlight for car possible selective irradiation of gas discharge lamp
Inventor: PARK TAE KYU
IPC: B60Q1/04
Filed: 2002-12-17
Abstract: PURPOSE: A headlight for a vehicle with gas discharge lamp selectively irradiating is provided to selectively irradiate a high beam and a low beam, with one light-emitting unit by the simple motion structure applying a Fleming's left-hand rule. CONSTITUTION: A housing has a housing space part disposed inside, a section control piece formed on the middle inner wall, a guide groove, and a coupling pipe(12) formed on an upper side of the outer periphery. A coil(40) having a guide hole(41) is fixed with inserted into the inside of the coupling pipe. In an operating member(20), a light-emitting unit(50) is fixed on the side and an end of a support bar is eccentrically fixed at the rear end of a support cap(23) having guide protrusions(22) inserted into the guide groove of the housing. A magnet is coupled with the front top of the operating member and is inserted in the guide hole of the coil by a magnetic field. An extension spring is coupled with the outer periphery of the magnet. The bottom of the extension spring is elastically installed on the top of the support bar and the top is elastically installed to the lower part of the coil.
Patent KR-20040054315-A (KR)
Title: Directly modulated WDM system using a spectral filter dutuning method
Inventor: LEE CHANG HUI
IPC: H04B10/2581
Filed: 2002-12-18
Abstract: PURPOSE: A direct modulation type wireless WDM(Wavelength Division Multiplex) system according to an optical filter detuning method is provided to effectively restrain chirping and a penalty due to an extinction ratio. CONSTITUTION: Multiple LDs(Laser Diode) directly modulate light signals by a laser driver. A multiplexer multiplexes light signals received from the multiple LDs and performs optical filter detuning thereon. A booster amplifier amplifies a detuned output received from the multiplexer to a suitable strength. An optical fiber receives an output from the booster amplifier and transfers a light signal. An in-line amplifier amplifies a light signal which has been reduced at a node installed at a specific point of the optical fiber. An ADM(Add/Drop Multiplexer) adds/drops a specific wavelength signal at the node installed at the specific point of the optical fiber and performs optical filter detuning thereon. A demultiplexer demultiplexes the light signal received from the optical fiber and performs optical filter detuning thereon.