baber/WOPTO huggingface dataset:
Patent KR-20030002536-A (KR)
Title: Valve assembly for compressor
Inventor: LIM HO SANG
IPC: F16K15/03
Filed: 2001-06-29
Abstract: PURPOSE: A valve assembly of compressor is provided to reduce abnormal noise on discharge of refrigerant by keeping opening height of a discharge valve fixed and securely fixing the discharge valve to a valve plate. CONSTITUTION: A valve assembly includes a valve plate(110) having a refrigerant outlet(112); a discharge valve(130) having one end fixed on the valve plate to open and close the refrigerant outlet; a keeper(140) having one end fixed on the valve plate together with the discharge valve and placed on the discharge valve to limit opening height of the discharge valve; and a bead(143) protrusively formed on a lower side of the keeper.
Patent KR-20010083804-A (KR)
Inventor: KIM MIN CHEOL
IPC: A61B5/04
Filed: 2001-06-29
Abstract: PURPOSE: A bio-signal modem is provided to stably embody multiple channels, and to achieve a great amount of low frequency band signals from a limited frequency band of a sound card. CONSTITUTION: For embodying a signal modem(9) for utilizing a sound card basically contained in the computer as an analog-digital converter, a signal modulation part(26) consists of a reference waveform generator for producing a low frequency band signal and a frequency belonging to an audio band; a signal multiplier for performing the modulation of amplitude by multiplying a reference signal; a band-pass filter part for setting the waveform; and a signal level controller. After the modulation of the attained signal being performed, a modulated signal is applied to one signal line of sound card line-in stereo input lines, and a reference frequency signal is applied to another signal line. Also, for restoring an original signal, a signal demodulation part(6) consists of a low threshold pass filter part.
Patent KR-20030003425-A (KR)
Inventor: LEE JIN UK
IPC: H01L21/28
Filed: 2001-06-30
Abstract: PURPOSE: A method for fabricating a semiconductor memory device is provided to improve an etch profile of a word line and a gap-fill characteristic of an interlayer dielectric and obtain a process margin in a metal contact process by minimizing a loss of a word line hard mask. CONSTITUTION: A plurality of word line patterns are formed. A lower landing plug contact(28) is formed on a gap between the word line patterns. An etch stop layer(29) is formed on an entire structure including the lower landing plug contact(28). A bit line contacted with the lower landing plug contact(28) is formed by using the same material as the etch stop layer. A plurality of interlayer dielectrics(31,32) are formed on the entire surface of the resultant including the bit line. The interlayer dielectrics(31,32) are etched using the etch stop layer(29). The lower landing plug contact(28) is opened etching the etch stop layer(29).
Patent KR-20030005968-A (KR)
Title: A microorganism media and method thereof
Inventor: KWAK JONG WOON
IPC: C02F3/10
Filed: 2001-07-11
Abstract: PURPOSE: Disclosed are a microorganism media for the attached-growth of microorganism and a method for fabricating the same capable of providing an adequate environment allowing microorganisms to grow and multiply thereunder and keeping different microorganisms thereon. CONSTITUTION: The method for fabricating microorganism media(100) comprises step of collecting and sorting waste plastics; mixing the waste plastics with zeolite and clay by 0.5 to 10 wt.% of the weight of waste plastics; fusing the waste plastics fixed with the zeolite and clay at a predetermined temperature; forming a corrugated plastic panel(110) by extruding the fused waste plastics using a mold; and attaching a sheet of activated carbon fiber(120) which is formed by depositing metal components onto activated carbon by 0.05 to 10 wt.% of the weight of the activated carbon onto one or both surfaces of the corrugated plastic panel.
Patent KR-20030006706-A (KR)
Title: Auto lamp device and its controlling method
Inventor: JUN IK GYUN
IPC: B60Q1/08
Filed: 2001-07-14
Abstract: PURPOSE: An automatic lamp device of a vehicle and a control method thereof are provided to automatically turn on a lamp when the vehicle travels in the region of excessive fog or precipitation. CONSTITUTION: A sensor(10) detects the fog or raindrop and outputs an electrical signal. A lamp control unit(20) determines the lighting on of a head lamp and a small lamp by receiving the electrical signal of the sensor and outputs an electrical signal. A head lamp and a small lamp relays(30,40) are operated to light on the head lamp and the small lamp by receiving the electrical signal outputted from the lamp control unit.
Patent KR-20020010484-A (KR)
Inventor: KATAGIRI SOUICHI
IPC: B24B37/00
Filed: 2001-07-19
Abstract: PURPOSE: To planarize a wafer surface pattern in a semiconductor device manufacturing process excellent in planarizing and superior in polish quantity uniformity and controllability. CONSTITUTION: A semiconductor wafer having at least two kinds of different films exposed thereon is planarized by polishing, using a grindstone and a process solution containing a dispersant. Adding the dispersant in the process using the grindstone improves the polishing selectivity with respect to the kind of films to obtain excellent planarizing and a good process quantity uniformity as well as the stability of process and the controllability. This improves the polishing rate, increases the throughput and makes possible reduction of the manufacturing time and cost. Especially the planarizing and the uniformity in a tradeoff relation in the prior art can be made compatible enough to facilitate the high-accuracy planarizing processes such as shallow trench element isolating process and reduce the cost.
Patent KR-20010082457-A (KR)
Inventor: CHOI BYEONG GI
Filed: 2001-07-21
Abstract: PURPOSE: A method for looking into a class of children is provided for parents of students to monitor a studying attitude and a living attitude in a remote place and to counsel with a teacher in any time without visiting a school or a preparatory school. CONSTITUTION: A teacher(60) progresses a teaching in accordance with a teaching plan and manages a school living of a student(10) through a school affair managing server. A manager(23) manages information of the student(10), parents of the student, and the teacher(60) and manages studying information(230) of the student(10) and a studying visiting service through the school affair managing server and a learning operating server for checking information about the student(10). The parents(40) connect to a web site providing the studying visiting service and select a student inquiring menu and inquiry and check a living recording document and suggest and counsel an opinion to the teacher(60) and the manager(23) through the corresponding web site in on-line.
Patent KR-20020016522-A (KR)
Inventor: SHIMADA TAKAAKI
IPC: A61F13/49
Filed: 2001-08-21
Abstract: PURPOSE: To provide a shots-type disposable diaper which can be made round so that excreta or a bad odor may not be leaked from an opening surrounding a waist or openings surrounding legs. CONSTITUTION: A fixing tape 10 by which the shorts-type disposable diaper 1 can be made round is arranged in the neighborhood of the both-side edges 5 of a rear waist surrounding area 22 and extended in a vertical direction in parallel to the both side edges 5. The tape 10 has an upper end edge part 10a positioned on the side of a waist surrounding opening 6 and a lower end edge part 10b positioned on the side of leg surrounding openings 7. The part 10a is fixed to the diaper 1 via a joining part 11, which is tilted toward the side of the part 10b inward in the direction of the surrounding of the waist from the edges 5 of the area 22.
Patent KR-20030016694-A (KR)
Title: Fuel tank cap structure for an automobile
Inventor: BAE HAN
IPC: B60K15/04
Filed: 2001-08-21
Abstract: PURPOSE: Cap structure of a fuel filler for a vehicle is provided to inject fuel conveniently, and to prevent a door from being closed in opening the cap by opening and closing the fuel filler cap in opening and closing the door. CONSTITUTION: A fuel filler cap includes a cap(10) inserted to a fuel filler(100) placed in a seat(210) formed in a vehicle body(200); a door(211) installed in front of the seat for locking or unlocking; and an opening unit(220) formed inside the door to open the cap by pulling according to an opening signal of the door. The end of the opening unit composed of a solenoid is fixed on the cap by a hinge, and the length of the opening unit is varied vertically against the door. Fuel is injected conveniently, and the door is prevented from being closed in opening the cap by opening and closing the fuel filler cap according to opening and closing the door.
Patent KR-20020020637-A (KR)
Title: One-way clutch
Inventor: PARK CHANG HO
IPC: F16D41/02
Filed: 2001-08-30
Abstract: PURPOSE: A one-way clutch is provided to reduce production costs, to prevent dislocation of a roller when reversing the direction of transferring of rotating torque, and prevent backlash by improving arrangement of an elastic member and having a cover to be able to assemble and disassemble. CONSTITUTION: A one-way clutch includes a hollow body(12) having an inner race(11) and outer race(13) inserted in the rotating shaft of a driving unit, plural recesses formed between the inner race and outer race, coupling protrusions, an annular cover(20) installed to a side of the body to be able to assemble and disassemble and having plural coupling holes to accommodate the coupling protrusions and the central opening(22) of the same diameter as the inner race, a roller(30) inserted in the recesses, and plural supporting springs arranged around the roller to elastically support the roller.
Patent KR-20030021430-A (KR)
Title: ADI of steering knuckle for heavy duty truck and Method for preparing the same
Inventor: OH SANG YEOP
IPC: B62D7/18
Filed: 2001-09-06
Abstract: PURPOSE: An ADI(Austempered Ductile Iron) and a producing method of a steering knuckle of a large truck is provided to manufacture better than existed material by heat treatment adjusting austempering temperature and time after casting with Ni(Nickel) and Mo(Molybdenum) to be added. CONSTITUTION: An ADI(Austempered Ductile Iron) comprises carbon(C) of 3.3% to 3.9%; silicon(Si) of 2.0% to 2.9%; manganese(Mn) of 0.2% to 0.5%; phosphorus(P) of 0.01% to 0.05%; sulfur(S) of 0.005% to 0.01%; magnesium(Mg) of 0.03% to 0.05%; nickel(Ni) of 1.5% to 2.0%; molybdenum(Mo) of 0.3% to 0.4% and iron(Fe) of the rest in weight. Constituents of the ADI maintain in a furnace for 90 minutes in 845 centigrade degrees. After austeniting, austempering is worked in a salt bath surface for 60 to 120 minutes in 375 to 395 centigrade degrees. Stiffness is improved in comparison with a usual chrome-molybdenum steel forging.
Patent KR-20020075190-A (KR)
Inventor: KIM JIN SEONG
IPC: G09G3/292
Filed: 2001-10-10
Abstract: PURPOSE: A method and an apparatus of driving a plasma display panel for performing selective reset discharge are provided to improve contrast by performing a selective reset discharge operation. CONSTITUTION: An analog image signal displayed on a panel(97) is converted to a digital signal and the converted digital signal is stored into a frame memory(91). A frame generator(92) outputs the digital data of the frame memory(91) to a scanning circuit(94). The scanning circuit(94) is formed with a reset signal generator(942), a record pulse generator(943), a sustain pulse generator(944), and an erase pulse generator(941) in order to scan a scanning electrode drive(96) and a sustain electrode drive(95) of the panel(97) and generate a plurality of signal waveforms applied to each electrode. The reset signal generator(942) generates reset signals to initialize states of each cell. The record pulse generator(943) generates address signals for addressing selected cells. The sustain pulse generator(944) generates sustain signals for discharging the addressed cells. The erase pulse generator(941) generates erasing pulses for erasing wall charges.
Patent KR-20030033915-A (KR)
Inventor: YUN JONG HO
IPC: B60R13/10
Filed: 2001-10-22
Abstract: PURPOSE: A sealing apparatus for preventing theft of a number plate of a vehicle is provided to prevent theft or loss of the number plate by assembling the number plate with inserting a snap ring between an assembling pin and an assembling cap. CONSTITUTION: A sealing device for preventing theft of a number plate of a vehicle comprises an assembling pin(1) having a snap ring groove formed in the circumference of a cylindrical body, and a semispherical head formed in the opposite of the snap ring groove; an assembling cap(2) having a round groove inserting the body of the assembling pin in the center of the section contacted to the number plate and a round snap ring groove inserting a snap ring(3) in the circumference of the groove; and the snap ring inserted to the snap ring groove of the assembling cap and fitted to the snap ring groove of the assembling pin by increasing the bore and restoring in inserting the body of the assembling pin. The assembling pin is penetrated to a through hole of the number plate and a vehicle body(5), and combined with the assembling cap by the snap ring.
Patent KR-20030034975-A (KR)
Title: A gravure printing apparatus and a method of forming pattern using thereof
Inventor: LEE DONG HUN
IPC: B41F9/10
Filed: 2001-10-29
Abstract: PURPOSE: A gravure printing apparatus and a method for forming a pattern using the same are provided to prevent defects of pattern caused due to the residual ink, by preventing remaining of ink at the surface of the cliche. CONSTITUTION: A gravure printing apparatus comprises a cliche(100) having grooves(102) formed at the position corresponding to the desired pattern; and a doctor blade including a plurality of blades(108a,108b), and which fills the grooves of the cliche with an ink(104) deposited on the surface of the cliche and removes ink from the surface of the cliche. A method for forming a pattern comprises the first step of depositing ink on the cliche; the second step of filling the deposited ink into the grooves formed at the cliche by using the doctor blade having a plurality of blades, and removing ink from the surface of the cliche; and the third step of forming an ink pattern by transferring the ink filling the groove of the cliche to the substrate.
Patent KR-20030037807-A (KR)
Title: Arrangement method of testing device for quality judgement of LCD glass
Inventor: KIM YUN CHANG
IPC: G02F1/13
Filed: 2001-11-06
Abstract: PURPOSE: A method for arranging inspection equipment for judging the quality of an LCD glass is provided to improve the work efficiency of the inspection equipment and a worker by reducing a process time for judging the quality of the LCD glass. CONSTITUTION: A plurality of aligners(6,7) are arranged outside two probers(1,2) arranged in a straight line to load an LCD glass to be inspected. A signal generator(4) is connected to the two probers and also connected to the LCD glass for providing information for judging the quality and power supply. An unloader(3) is arranged between the two probers for unloading the LCD glass finishing the quality judgement thereof. The aligners load the LCD glass to the probers alternately and the two probers are alternately connected to the signal generator.
Patent KR-20030043294-A (KR)
Title: Digital information processing device and method of inputting hanja thereto
Inventor: CHOI JANG SEONG
IPC: H04M1/23
Filed: 2001-11-27
Abstract: PURPOSE: A digital information processing apparatus and a method for inputting a Chinese character in the same are provided to easily input the Chinese character in the digital information processing apparatus and considerably decrease a key input number and a key input time required for inputting the Chinese character. CONSTITUTION: A keypad(12) has stroke keys corresponding to basic strokes of Chinese characters, a root key, the first Chinese character shape key, and the second Chinese character shape key. A memory(13) stores Chinese character codes. If a user pushes one among the stroke keys, the root key, the first Chinese character shape key, and the second Chinese character shape key, a controller(14) responds to the pushed key and displays Chinese characters associated with the pushed key among the Chinese characters stored in the memory(13) on an LCD panel(11).
Patent KR-20030044372-A (KR)
Title: Forward and Reverse Gain Adjusting Method, Frequency auto setting method And call quality measurement of the repeater coverage And Apparatus using the Mobile station of the repeaters in Mobile Telecommunications
Inventor: HWANG IN HWAN
IPC: H04B7/14
Filed: 2001-11-29
Abstract: PURPOSE: A wireless repeater for controlling forward/reverse gains, automatically setting frequency by using a measurement terminal in a mobile communication repeater and a method of measuring speech quality of repeater base station region and a wireless repeater implementing the same are provided to automatically set the gains as performing gain compensation, and to automatically set a frequency when supplying a repeater service, thereby easily supplying a stable repeater service and simplifying configuration for an automatic frequency setup function. CONSTITUTION: The second detector(255) includes a forward path of a repeater, and detects a receiving signal whose forward gain is controlled. The third detector(206) is connected to a back end of the forward path of the repeater, and detects a signal level outputted through the second antenna(208). An RF switch(210) switches gaps between the first detector(204) and the second detector(255). A measurement terminal(212) is wirelessly connected to the RF switch(210), and receives a signal transmitted from a base station. A controller(214) wirelessly communicates with the measurement terminal(212), controls the RF switch(210) connected to the measurement terminal(212) by switching the first detector(204) and the second detector(255), stores measurement data in a storage, and receives a signal detected from the third detector(206).
Patent KR-20030049512-A (KR)
Title: complex nuclear agent having a improve flowability and transparency and method for manufacturing thereof
Inventor: CHO HYEON DEOK
IPC: C08K5/053
Filed: 2001-12-15
Abstract: PURPOSE: A complex nucleating agent for polyolefin polymers having excellent lubricating property and flowability to be easily poured and excellent transparency is provided. CONSTITUTION: The complex nucleating agent having excellent flowability and transparency is obtained by coating a sorbitol-based nucleating agent alone or together with an inorganic nucleating agent mixed in a predetermined ratio by using a lubricative organic compound. The inorganic nucleating agent is selected from the group consisting of talc, metal oxides or hydroxides, alkaline earth metal carbonates or sulfates, hydrotalcites and zeolites. The lubricative organic compound is an acid having the formula RCOOH wherein R is C5-C22 alkyl, a metal soap or a polyhydric alcohol and an ester compound thereof.
Patent KR-20030050788-A (KR)
Title: Metal wiring in a semiconductor device
Inventor: PARK YEONG BAE
IPC: H01L21/28
Filed: 2001-12-19
Abstract: PURPOSE: A metal line of a semiconductor device is provided to be capable of minimizing the generation of voids and increasing the lifetime of the device by forming a metal atom reservoir at the end portion of the metal line. CONSTITUTION: A lower metal line(13) and an upper metal line are connected with each other by using a plug part, wherein the plug part is formed in an interlayer dielectric. At this time, the plug part is provided with a plurality of plugs(16a,16b). The lower metal line(13) includes a metal atom reservoir(200) formed at the end portion of the lower metal line for compensating the connecting portion between the lower metal line(13) and the plugs(16a,16b) for metal atoms. Preferably, the metal atom reservoir(200) is capable of being formed at both ends of the lower metal line(13). Preferably, the metal atom reservoir(200) is made of the same material as the lower metal line(13).
Patent KR-20030056302-A (KR)
Title: Apparatus and method for augmented reality game
Inventor: BYUN GI JONG
IPC: A63F13/212
Filed: 2001-12-28
Abstract: PURPOSE: A game apparatus and method using an augment reality technique are provided to display realistic game images for game users. CONSTITUTION: The game apparatus using an augmented reality technique comprises: a tracker(10) for obtaining information related to a location and postures of a user using an augmented reality game; a grasses-type HMD(20) for displaying a three-dimensional picture and providing character information and 3D graphic information to the game user; an immersion-type monitor(30) for providing a picture using a plurality of monitors to provide a realistic image; an AR image system(40) for receiving information related to the location and postures of the game user from the tracker, and providing additional information for the augmented reality game to the grasses-type HMD; and a game image system(50) for providing a picture for the augmented reality game to the monitor.
Patent KR-20020063798-A (KR)
Inventor: MACHINO KATSUYA
IPC: G03F1/70
Filed: 2001-12-28
Abstract: PURPOSE: To provide an exposure method and an exposure device which can carry out exposure process with high productivity and accuracy for a large-size substrate having a high flatness. CONSTITUTION: The exposure device EX to expose a substrate P according to the pattern of a mask M by a projection optical system PL is equipped with a detecting device 6 to detect the flatness degree of the substrate P. A controlling device CONT controls the size of the projection region with respect to the substrate P to a specified size based on the detection result by the detecting device 6. The projection region is determined by controlling the illumination region for each mask Ma to Md by a blind part B.
Patent KR-20030057710-A (KR)
Title: CMOS Image sensor for sensitivity improvement and method for fabricating the same
Inventor: LIM YEON SEOP
IPC: H01L27/146
Filed: 2001-12-29
Abstract: PURPOSE: A CMOS image sensor and a method for manufacturing the same are provided to be capable of reducing parasitic capacitance of a floating diffusion region and improving sensitivity and saturation level. CONSTITUTION: An n- diffusion layer(36) is formed in a p- epitaxial layer(32). A gate electrode(34) is formed on the p- epitaxial layer(32) while aligning one edge thereof to one edge of the n- diffusion layer(36). A spacer(38) is formed at both sidewalls of the gate electrode. A p0 diffusion layer(39) is formed in the n- diffusion layer(36) to align one edge of the spacer(38). An n- VLDD(Very Lightly Doped Drain)(37) having the same depth to the n- diffusion layer(36) is formed in the epitaxial layer to align the other edge of the gate electrode. An n+ source/drain(40) having a relatively deep depth compared to the n- VLDD is formed in the epitaxial layer to contact the n- VLDD(37). Charge transfers from the n- diffusion layer(36) to the source/drain(40) via the n- VLDD(37).
Patent KR-20010074722-A (KR)
IPC: C07F7/00
Filed: 1999-06-15
Abstract: Organometallic complexes having two phosphinimine ligands and at least one activatable ligand are catalyst components for olefin polymerization. Preferred polymerization systems are prepared by combining the organometallic complexes with an ionic activator and/or an alumoxane. Preferred catalyst components contain titanium, zirconium, or hafnium and are activated with an ionic activator to form catalysts for ethylene polymerization.