baber/WOPTO huggingface dataset:
Patent KR-20030091136-A (KR)
Title: Non-halogen fire retardant material and method thereof
Inventor: CHO HYEON DEOK
IPC: C08K5/5399
Filed: 2002-05-24
Abstract: PURPOSE: A nonhalogen-based flame retardant and its preparation method are provided, to obtain an environmental-friendly flame retardant generating no poisonous gas and showing an improved flame retardancy. CONSTITUTION: The method comprises the steps of reacting a phosphorus-based compound and a melamine-, urea-, amine- or amide-based nitrogen-based compound together with an inorganic oxide, a hydroxide or a metal compound; and heating the obtained product at a high temperature. Preferably the nitrogen-phosphorus reaction is carried out with stirring at a stainless reactor for 10-20 min; and the heating (condensation) reaction is carried out heating according to the each degradation temperature of 150-450 deg.C for 30 min to 10 hours after drying moisture or a solvent at 150 deg.C.
Patent KR-20030093387-A (KR)
Title: Ultrasonic sensor system for position and direction estimation of mobile object
Inventor: LEE SOO YEONG
IPC: G01S5/18
Filed: 2002-05-29
Abstract: PURPOSE: An ultrasonic sensor system for estimating a position and a direction of a moving object is provided to remove the interference between ultrasonic signals by processing direct waves instead of reflected waves and generating ultrasonic waves from particular ultrasonic transmitters. CONSTITUTION: An ultrasonic sensor system for estimating a position and a direction of a moving object includes a wireless transmitter(TX), a plurality of wireless receivers(RX1-RX4), a plurality of ultrasonic transmitters(TS1-TS4), and a plurality of ultrasonic receivers(RS1-RS3). The wireless transmitter(TX) is installed at the moving object. The wireless receivers(RX1-RX4) are installed at different positions in order to receive call signals of the wireless transmitter(TX), respectively. The ultrasonic transmitters(TS1-TS4) are installed at different positions in order to transmit ultrasonic waves after the wireless receivers(RX1-RX4) receive the call signals. The ultrasonic receivers(RS1-RS3) are installed at different positions in order to receive the ultrasonic waves of the ultrasonic transmitters(TS1-TS4).
Patent KR-20030093488-A (KR)
Title: Digital phase locked loop circuit using wobble signal from opticla storage medium
Inventor: KIM GI HYEON
IPC: G11B20/10
Filed: 2002-06-03
Abstract: PURPOSE: A digital PLL circuit using wobble signals of an optical recording medium is provided to carry out the precise control without any current leakage for improving the stability of an optical recording medium playing system and assign the digital time constant required by the PLL circuit from the outside for removing the circuit change according to the change of speed. CONSTITUTION: A digital PLL circuit using wobble signals of an optical recording medium includes a PFD(Phase Frequency Detector;400) and a loop filter(410). The PFD includes first and second logic parts(401,402) and detects a phase difference and the detected phase difference is output as a binary signal. The digital filter includes IIR(Infinite Impulse Response) filter(411) for passing only low frequency parts of an input phase difference signal, an integrator(412) for integrating the input phase difference signal to track DC components of the raw wobble signal, and an adder(413) for adding outputs from the IIR filter and the integrator, and carries out digital-filtering of the binary signal output from the PFD to track a DC voltage value of the raw wobble signal.
Patent KR-20030095455-A (KR)
Inventor: CHOI JAE SEONG
IPC: H01L21/027
Filed: 2002-06-10
Abstract: PURPOSE: A method for forming a fine pattern of a semiconductor device is provided to be capable of removing the pattern fall-down phenomenon due to surface tension of water, for improving the yield of the semiconductor device. CONSTITUTION: Resist containing a reprotection agent, is coated at the upper portion of a semiconductor substrate(11). An exposure process is carried out at the resultant structure by using an exposure mask. A baking process is carried out at the resultant structure by using a reprotection method after carrying out the exposure process. A fine pattern(17) is formed by carrying out a removing process by using a diluent. Preferably, H+ catalytic acetalization is used for carrying out the reprotection method. Preferably, an oven or a hot plate is used for the H+ catalytic acetalization reaction process.
Patent KR-20030093061-A (KR)
Title: Having A Stereo, Transparent Iris Artificial Eye and A Process for Producing the Same
Inventor: BAEK SEUNG WOON
IPC: A61F2/14
Filed: 2002-05-31
Abstract: PURPOSE: A false eye having cubic transparent iris and a method for producing the same are provided to produce a false eye, which looks like normal eyeball, by making iris have improved esthetic appearance. CONSTITUTION: The false eye(41) is produced by method comprising the steps of (i) forming a copy of the false eye by using paraffin wax; (ii) forming a gypsum old for the copy; (iii) forming the false eye of resin corresponding to the copy by using the gypsum old; (iv) cutting the surface of the false eye while denting an iris part(48) at the front of the false eye; (v) painting the front of the cut false eye; and (vi) applying a transparent resin on the painted false eye. The false eye has a dented, cubic transparent iris part, and thus shows a high-degree of vivid feeling like a normal eyeball.
Patent KR-20030095037-A (KR)
Title: Method of manufacturing bipolar transistor in semiconductor device
Inventor: LEE BYEONG RYEOL
IPC: H01L29/73
Filed: 2002-06-11
Abstract: PURPOSE: A method for fabricating a bipolar transistor of a semiconductor device is provided to improve the capacity of a transistor by increasing the base width of the bipolar transistor. CONSTITUTION: The first oxide layer and a nitride layer on a substrate(1) are etched and the substrate is etched. The nitride layer and the first oxide layer only in a portion for the first epitaxial layer(4) are sequentially eliminated. The first epitaxial layer having an opposite type to the substrate is formed and the remaining first oxide layer is removed. The second epitaxial layer(5) having an opposite type to the first epitaxial layer is formed as a base. The second oxide layer is formed and etched by a predetermined portion. A polysilicon layer for forming an emitter(7) is formed. The second oxide layer is planarized to form a buried emitter. The second oxide layer is removed. The first photoresist layer is formed to fabricate a diffusion layer(9) having the same type as a base epitaxial layer in the lower part of a base electrode. After the first photoresist layer is eliminated, the second photoresist layer is formed to fabricate a shallow diffusion layer having the same type as a collector in the lower part of a collector electrode. The second photoresist layer is removed. An interlayer dielectric oxide layer(12) is formed and buried. The buried interlayer dielectric oxide layer is separated. The first metal interconnection(14) is formed to be connected to a lower conductive layer and is etched to form a pattern.
Patent KR-20030096524-A (KR)
Title: Screw Type fastening structure for making air-bag module
Inventor: AHN JUNG BAE
IPC: B60R21/20
Filed: 2002-06-12
Abstract: PURPOSE: An air bag module assembly structure including a screw fixture is provided to simplify the assembly of the air bag module so as to reduce manufacturing cost in the air bag module. CONSTITUTION: An air bag module assembly structure including a screw fixture is composed of an air bag cover(10) containing an air bag(1), a housing(30) engaged with the air bag cover, and an inflator(20) for driving the development of the air bag. The air bag cover is formed in a shell shape with being open at one side. The shell shaped housing is connected to the air bag cover to be open at one side. The housing contains a retainer(40). The retainer has a snap fitting(41), an air bag fixing plate(50) having a plurality of snap fitting holes(51), a connection of the housing, and a fixture for the air bag cover and the connection of the housing.
Patent KR-20030047672-A (KR)
Title: Parking aid for use in a motor vehicle
Inventor: LANG HEINRICH
IPC: B60R21/00
Filed: 2002-06-14
Abstract: PURPOSE: A parking support apparatus for a vehicle is provided to alarm the condition behind the vehicle to a driver by transmitting a rear condition signal from a detecting unit to an information supply unit by wireless, and to cut down cost by installing the parking support apparatus easily. CONSTITUTION: A parking support apparatus for a vehicle(1) is provided with a detecting unit for detecting the backward situation of the vehicle, and an information supplying unit(2) separately supplied from the detecting unit. In the information supplying unit, when the signal relating the backward situation of the vehicle is transmitted from the detecting unit into the information supplying unit by wireless, a driver is informed of the backward situation of vehicle. The detecting unit is installed in the rear part of the vehicle to detect the backward situation of the vehicle, and the information supplying unit is placed in the driver's seat. Accidents are prevented during moving backward by displaying the backward situation to the driver on the screen.
Patent KR-20030007124-A (KR)
Title: Benzodioxinothiophenes, Their Preparation and Use
Inventor: KIRCHMEYER STEPHAN
IPC: H01M10/0565
Filed: 2002-07-11
Abstract: PURPOSE: Provided are substituted or unsubstituted benzo-dioxythiophenes, 3,4-(1',2'-benzo-dioxy)thiophene, a process for preparing it and its use for preparing electrically conductive oligomers or polymers. Further provided are oligomers or polymers which comprise these compounds as repeating unit. CONSTITUTION: A compound is represented by the formula(1), wherein R¬ and R¬2 are each, independently of one another, H, C1-C20-alkyl, C6-C10-aryl, C7-C12-aralkyl, C1-C18-alkoxy, C2-C18-hydroxy-alkylenoxy, C2-C36-alkoxyalkylenoxy, hydroxyethyl, formyl, C2-C18-acyl, nitro, halogen, sulfo (-SO3H), cyano (-CN), carboxy (-COOH), C1-C18-alkoxycarbonyl or trifluoromethyl, or together with the aromatic ring to which they are bound form a fused aromatic ring system, and x is N or C-H.
Patent KR-20030069755-A (KR)
IPC: B27K3/36
Filed: 2002-07-12
Abstract: 하기 (A) 및 (B)를 유기산 또는 무기산의 존재하에서 공가수분해 축합한 생성물로의 처리로, 목질 재료가 유리하게 개질된다: 
     (A) 하기 화학식 1 의 유기규소 화합물 100 중량부: 
     
       
         (R 1 ) a (OR 2 ) b SiO (4-a-b)/2   
       
     
     (식 중, R 1 은 알킬이고, R 2 는 알킬이며, 문자 a 는 0.75 ≤a ≤1.5 이고, b 는 0.2 ≤b ≤3 이며, a + b 는 0.9 < a + b ≤4 이다), 
     (B) 하기 화학식 2 의 아미노기 함유 알콕시실란 또는 이의 부분 가수분해물 0.5 내지 49 중량부: 
     
       
         R 3 R 4 NR 5 -SiR 6   n (OR 2 ) 3-n   
       
     
     (식 중, R 3 및 R 4 는 H 또는 알킬 또는 아미노알킬이며, R 5 는 2가 탄화수소기이고, R 6 는 알킬이며, n 은 0 또는 1 이다).
Patent KR-20040006974-A (KR)
Title: Method of manufacturing a low temperature co-fired ceramic substrate module package
Inventor: HWANG BO HYEON
IPC: H01L23/12
Filed: 2002-07-16
Abstract: PURPOSE: An LTCC(Low Temperature Cofired Ceramic) substrate module package manufacturing method is provided to be capable of obtaining a flat plating layer having a predetermined thickness. CONSTITUTION: After preparing a plurality of green sheets(10a-10n), a predetermined conductive pattern and a conductive via hole are formed at the upper portion of each green sheet. After forming the first plating conductive patterns(31,32,33,34) along the boundary of a module at the upper portion of the green sheet, the second plating conductive patterns connected with the first plating conductive patterns, are formed at connecting portions. Then, a stack structure is formed by sequentially stacking the green sheet. A firing process is carried out at the resultant structure. A plurality of plating layers(21,22,23,24) are formed at the connecting portions. The stack structure is cut into each module unit.
Patent KR-20040009297-A (KR)
Title: electronic control type turbo charger system for automotive vehicles
Inventor: AHN JIN HAN
IPC: F02B37/12
Filed: 2002-07-23
Abstract: PURPOSE: An electronic control type turbo charger system for a vehicle is provided to prevent a degradation of durability of engine by minimizing an emission of contaminant in the low speed region of engine and preventing an excessive rise of combustion pressure in the high speed region of engine. CONSTITUTION: An electronic control type turbo charger system comprises a turbo charger(12) which operates by the exhaust gas emitted through the exhaust system of an engine(10) and compresses the air flowing into the intake system into a high pressure; an air storage tank(14) for receiving the air compressed by the turbo charger and storing the received air; and a main solenoid valve(16) having a degree of opening which is controlled in such a manner that the compressed air stored in the air storage tank is supplied to the intake system in accordance with the operation of the engine.
Patent KR-20040009845-A (KR)
Inventor: HA GEUN DONG
IPC: H01J29/07
Filed: 2002-07-26
Abstract: PURPOSE: A cathode ray tube is provided to simplify a fabrication process by forming large bending angle of a second bending line defining a combining part and a middle part rather than that of a first bending line defining a middle part and a welding part. CONSTITUTION: A cathode ray tube comprises a spring(10) for mounting a color sorting unit on an inside of a panel. The spring includes a welding part(10a) welded to a spring holder, a coupling part(10b) having a coupling hole coupled to a stud pin of the inside of the panel, and a middle part(10c) for connecting the welding part to the coupling part. A first bending line for defining the welding part and the middle part has a first bending angle larger than a second bending angle of a second bending line for defining the middle part and the coupling part.
Patent KR-20040011119-A (KR)
Inventor: SEOL DONG JU
IPC: C10L5/46
Filed: 2002-07-29
Abstract: PURPOSE: A combustible material is provided which is capable of treating garbage or sludge by not using coal powder of high quality coal available as fuel such as coal and charcoal, but by using waste such as low quality coal in treatment of garbage or sludge by combustion incinerating method. CONSTITUTION: The combustible material using low quality coal, garbage and sewage sludge is characterized in that it is formed by mixing 35 to 45 vol.% of combustion material prepared by mixing 5 to 7 kg of low quality coal having grain size of 30 to 50 mesh with additive containing 3 to 5 wt.% of sodium bicarbonate soil, 4 to 7 wt.% of silica, 10 to 20 wt.% of talc, 6 to 8 wt.% of ferric oxide, 2 to 4 wt.% of sulfur and 12 to 26 wt.% of diatomite with 55 to 65 wt.% of a mixture containing 45 to 55 vol.% of garbage and 45 to 55 vol.% of sludge.
Patent KR-20030014110-A (KR)
Title: Nanoscalar pyrogenically produced yttrium-zirconium mixed oxide
Inventor: DELLER KLAUS
IPC: C01F17/00
Filed: 2002-08-05
Abstract: PURPOSE: Provided is a mixture of yttrium-zirconium oxides in nano scale which is produced via exothermic reaction and is used in production of ceramic raw material. CONSTITUTION: The mixture has a BET surface area of 1 to 600 m¬2/g. The mixture contains a total amount of chloride of less than 0.05 wt%. The mixture is not converted into the monoclinic phase while being stored at room temperature. The mixture is not converted into the monoclinic phase even while being calcined. The mixture is produced via exothermic reaction. The mixture is produced by spraying yttrium compound and zirconium compound dissolved or dispersed in a solvent and converting the mixture of yttrium-zirconium oxides in flame of over 200 deg.C.
Patent KR-20040013991-A (KR)
Title: structure of connecting rod and lever in cluth for full automation type washing machine
Inventor: YOON SEONG NO
IPC: D06F37/30
Filed: 2002-08-09
Abstract: PURPOSE: Structure of a connecting rod and a lever for a clutch in a fully automatic washing machine is provided to prevent displacement of the connecting rod interlocking with a cam in driving the clutch motor, and to actively perform crank motion of the connecting rod and move the lever linearly by modifying the structure of the connecting rod and the lever. CONSTITUTION: A fitting link part(172) is formed at the side of a connecting rod(17), and fitted to the lower part of a fitting surface(601a) in the upper part of a rod connecting shaft(601) formed in a cam(600). The width in the end of the fitting link part is smaller than the diameter of the fitting surface of the rod connecting shaft, and the opposite width in the end of the fitting link part is larger than the diameter of the fitting surface of the rod connecting shaft. A semicircular separation restricting projection(170) is formed in an elastic piece formed in the other end of the connecting rod, and a fitting hole(806) is formed on a stopping piece to restrict insertion distance of a lever into a lever guide(30). The separation restricting projection is combined with the fitting hole, and crank motion of the connecting rod is activated with forming the gap between the separation restricting projection and the fitting hole.
Patent KR-20040016345-A (KR)
Title: Free type hearing aid providing multi-shape and multi-function
Inventor: PARK KWAN SIK
IPC: H04R25/00
Filed: 2002-08-16
Abstract: PURPOSE: A free type hearing aid for supplying a multi shape and a multi function is provided to improve the hearing function of the hearing aid by first protecting the overflow of the sound generated from the megaphone to the microphone and by secondly protecting the sound by the ear ring. CONSTITUTION: A free type hearing aid for supplying a multi shape and a multi function includes a shell(1), a plurality of caps, an ear ring(13) and a plurality of ear tips(26). The shell(1) is provided with a ring groove around the edge portion, a hook with a connecting groove formed toward the inside of the ear and a bellows part formed around of the hook. The plurality of caps is provided with battery door and connected to the end portion of the ring groove of the shell(1). The ear ring(13) has a different size of inner diameter, wherein the supporting jaw is formed on the peripheral with a small inner diameter and the peripheral with the large inner diameter is connected to the ring groove of the shell(1) with facing to the outside of the ear. And, the plurality of ear tips(26) is provided with a semi-sphere wing having a plurality of holes, wherein a connection part is formed on the inside of the wing and the supporting jaw is connected to the connecting groove of the hook at the peripheral of the connection part.
Patent KR-20030051167-A (KR)
Inventor: MIKAMI YOSHIROU
IPC: G09G3/32
Filed: 2002-08-19
Abstract: PURPOSE: To suppress deterioration in picture quality even if a voltage drop is caused by a power supply wire. CONSTITUTION: When sampling switch elements 20a and 20b turn on in response to a scanning signal, the signal voltage from a signal wire 3 is held by a sampling capacitor 5 and written. At this time, the signal voltage is held by the sampling capacitor 5 on a common electrode 4 as reference and when the scanning signal varies from the high level to a low level, the sampling switch elements 20a and 20b turn off to electrically insulate the sampling capacitor 5 from the signal wire 3 and a driving TFT 7, so that the capacitor enters a floating state. When the scanning signal varies from the high level to the low level thereafter, driving switches 21a and 21b turn on and the signal voltage held by the sampling capacitor 5 is applied as a bias voltage between the source and gate of the driving TFT 7, which turns on, so that an organic LED 9 illuminates.
Patent KR-20040017481-A (KR)
Title: Wafer Carrier preventing a particle contamination
Inventor: KIM GI HYEON
IPC: H01L21/68
Filed: 2002-08-21
Abstract: PURPOSE: A wafer carrier capable of restraining particle contamination of the front surface is provided to be capable of improving the manufacturing yield of a semiconductor device. CONSTITUTION: A wafer carrier is provided with an 'H' shaped bar formed on the front surface, an end wall formed on the rear surface for covering and handling a wafer enough, and a side bar for connecting the 'H' shaped bar with the end wall at both sides. At this time, the side bar includes a slot for holding the wafer. Preferably, the wafer carrier further includes a covering plate at the slot neighboring the 'H' shaped bar. Preferably, the covering plate is made of an upper covering plate(150) and a lower covering plate(160). Preferably, the upper covering plate is fixed and the lower covering plate is capable of moving up and down.
Patent KR-20040017753-A (KR)
Title: Injection valve and chemical vapor deposition device having the same
Inventor: BAEK HONG JU
IPC: H01L21/205
Filed: 2002-08-23
Abstract: PURPOSE: An injection valve and a CVD(Chemical Vapor Deposition) apparatus including the same are provided to be capable of increasing the vaporizing efficiency of liquid source, restraining a clogging phenomenon, and prolonging the lifetime of the injection valve. CONSTITUTION: An injection valve is provided with a carrier gas inflow port, a mixed gas exhaust port for exhausting carrier gas and source gas, and an injecting surface between the carrier gas inflow port and the mixed gas exhaust port for heating liquid source chemicals. The injection valve further includes a source inflow port(50) for flowing the liquid source chemicals, a body part(10) formed along the peripheral portion of the injecting surface, a flow control part(70) located at the upper portion of the body part for controlling the flow of the liquid source chemicals, and a buffer part(80) between the body part and the flow control part.
Patent KR-20040018638-A (KR)
Title: A vehicle inspecting a bridge
Inventor: EOM HYEON SIK
IPC: E01D19/10
Filed: 2002-08-26
Abstract: PURPOSE: An unmanned bridge inspection vehicle is provided to improve safety in working by executing inspection work with a camera apparatus and reduce the size of the vehicle by reducing the load of equipment. CONSTITUTION: An unmanned bridge inspection vehicle comprises a base part(11) fixed on a vehicle body frame(10); a pair of link members rotatably hinged to a side of the base part; a pair of outriggers foldably connected to the tip of each link member; a column(20) horizontally rotatably installed on the base part; a first stage boom(30) rotatably hinged to the tip of the column by a first cylinder mechanism; a second stage boom rotatably hinged to the tip of the first stage boom by a second cylinder mechanism(31); a second stage-telescopic boom extendably combined to the second stage boom in the longitudinal direction; a third stage boom(60) rotatably hinged to the tip of the second stage-telescopic boom; a third stage-telescopic boom(70) extendably combined to the third stage boom in the longitudinal direction; a transfer member rotatably hinged to the tip of the third stage-telescopic boom; and a camera apparatus(90) slidably installed along the longitudinal direction of the transfer member.
Patent KR-20040020262-A (KR)
Title: A pen type mouse input device with multi function
Inventor: YOON YONG SANG
IPC: G06F3/0354
Filed: 2002-08-30
Abstract: PURPOSE: A multi-function mouse input device of a pen type is provided to perform mouse work regardless of a using space by detecting movement of a body through inertia, and to perform the mouse work at a convenient pose and move a mouse pointer finely by making the body in the pen type. CONSTITUTION: The body has a pen shape. Operation buttons(120,121) are installed to the body. An inertia measurer(130) detects the movement of the body by the inertia and generates a signal corresponding to the movement. A controller(140) detects a position transfer of the body according to the signal generated from the inertia measurer, generates a scan code corresponding to the detection, and transfers a key signal generated by the scan code signal and the operation of the operation button to a computer. A laser indicator(110) is installed to the body. A laser button(122) operates the laser indicator by installing to the body.