baber/WOPTO huggingface dataset:
Patent KR-20010008725-A (KR)
Inventor: KIM GYEONG HO
IPC: H04W40/22
Filed: 1999-07-02
Abstract: PURPOSE: A cell search device for an asynchronous mobile telecommunication system is provided to reduce an asynchronous accumulation frequency for slot time synchronization by compensating degradation of a signal power before detection of synchronous code time offset. CONSTITUTION: A cell search device for an asynchronous mobile telecommunication system comprises a reception signal delay(411) and the first and the second mixers(413,419). The reception signal delay(411) delays a received signal by one simple to a sampling rate, and the first mixer(413) mixes the received signal and the delayed signal to output a mixed signal to a matching filter(421). A P-SCH synchronous code generator(415) generates a synchronous code corresponding to the first synchronous channel according to a sampling rate of the received signal. A synchronous code delay(417) delays the synchronous code by one simple, and the second mixer(419) mixes the synchronous code and the delay synchronous code to output the mixed signal to the matching filter(421).
Patent KR-20000011753-A (KR)
Inventor: DAKAMINEGOWUITSI
IPC: G11B7/24085
Filed: 1999-07-15
Abstract: PURPOSE: An optical disk and optical disk apparatus using thereof is provided to detect off-tracking based on read signal from an optical disk. CONSTITUTION: The optical disk comprises a track and a groove. The groove is formed pitch of lambda/NA. A first array of pit moves as far as a predetermined distance to each the track to one of two directions which are substantially vertical to the track. The first array of pit is formed a predetermined pitch. The predetermined pitch has value of approximately 0 to lambda/NA. A second array of pit moves as far as a predetermined distance to each the track to another of two directions which are substantially vertical to the track.
Patent KR-20010018450-A (KR)
Inventor: PARK DAE SOO
IPC: C11C5/00
Filed: 1999-08-19
Abstract: PURPOSE: A method for preparing a decorative candle by using a mold with polygonal form and tapered slope surface in the direction of a shaft is provided which can produce the title candle with a beautiful appearance at low cost in a simple manner. CONSTITUTION: The decorative candle (10) is formed comprising a polygonal body and a wick (12) in its center in the direction of a shaft. The candle body is characterized in that it is tapered at an angle of 5 to 20 degrees and has an octagonal form. The process for producing a decorative candle comprises the steps of fixing a wick to place in the center of an expansion frame (50); inserting a rubber packing into a hollow pipe of a support plate (30) to fix the wick; pouring a candle liquid in the expansion frame; and removing the rocking bar and drawing out the solidified candle.
Patent KR-20010027243-A (KR)
Inventor: LEE GEUN DO
IPC: C02F11/12
Filed: 1999-09-11
Abstract: PURPOSE: A slurry heating and drying equipment is provided, which can treat waste water contained in livestock excrement and sewage sludge by a capacity of about 50ton per day, 20 hours a day, by many recycle steps in a small area of land, and can produce an organic fertilizer of high quality. CONSTITUTION: The system comprises the followings: (i) a main body (1) with a feeding hole (11) and a discharge hole (12), in which a first to an eighth drying furnaces (1A,1B,1C,1D,1E,1F,1G,1H) are formed at the inside top and a combustion heat circulation duct is provided at the bottom; (ii) a steam duct (3) connected to the drying furnaces; and (iii) a combustion gas duct (2) connected to one end of the steam duct (3).
Patent KR-20010027406-A (KR)
Inventor: KIM GYEONG TAE
IPC: F25D29/00
Filed: 1999-09-13
Abstract: PURPOSE: A refrigerator and method for controlling operation of refrigerator is provided to prevent the temperature of storage chamber from being lowered to a level lower than a predetermined temperature, by controlling open/shut-off operation of valves of each storage chamber during refrigerant distribution time upon compressor shutdown. CONSTITUTION: A refrigerator comprises a cabinet forming at least a pair of storage chambers, a pair of evaporators for cooling each storage chamber, a compressor for supplying cooling air to evaporators, a valve for controlling refrigerant supply to evaporators, a temperature sensor for sensing the temperature of each storage chamber, and a control unit for maintaining the temperature of each storage chamber within a predetermined range by controlling open/shut-off operation of each valve and operation of the compressor in accordance with the temperature sensed by the temperature sensor. A method comprises a step(S10) of driving the compressor; a step(S20) of shutting off a first valve and opening a second valve; a step(S30,S40) of stopping operation of the compressor and maintaining the second valve at open state when the temperature of a second storage chamber reaches a preset lowest temperature, a step(S50,S60) of sensing whether a predetermined standby time period has lapsed since shut-off of the first valve, and opening the first valve if lapsed, and a step(S70,S80) of shutting off the first valve and the second valve if the refrigerant distribution time has lapsed.
Patent KR-20010027408-A (KR)
Inventor: LEE KGS SU
IPC: A21D10/00
Filed: 1999-09-11
Abstract: PURPOSE: Provided is premix for glutinous rice doughnut and twisted doughnut, which promotes fermentation of dough by dry yeast and softens dough by butter. CONSTITUTION: The premix is composed of 100wt.pts. of glutinous rice powder, 10-50wt.pts. of wheat flour, 10-30wt.pts. of white sugar, 1-3wt.pts. of instant dry yeast, 0.5-1.5wt.pts. of baking powder, 0.1-2wt.pts. of yeast food, 3-9wt.pts. of butter powder, 1-3wt.pts. of nonfat dry milk(a substitute for dry milk), and 0.4-2.4wt.pts. of salt.
Patent KR-20000006662-A (KR)
Inventor: YOON HWAL
IPC: C04B14/04
Filed: 1999-09-28
Abstract: PURPOSE: The plastering mortar for radiating far infrared rays, in which jade powder is uniformly distributed in mortar so that good far infrared ray radiation is obtained, and further the crack after construction can be prevented and smooth and uniform mortar surface is provided, is prepared. CONSTITUTION: The plastering mortar for radiation of far infrared rays comprises 10-30 wt% of silica (SiO2) having particle size of 70-80 mesh, 10-30 wt% of jade having particle size of 80-325 mesh, 10-30 wt% of acrylic resin adhesive, 5-15 wt% of calcium carbonate (CaCO3) having particle size of 3500-4500 mesh, 0.05-1 wt% of surfactant and 5-15 wt% of titanium oxide (SiO2) and has a far infrared ray of emission of 0.8-0.99 micrometer (based on surface temperature of 40°C). This is prepared by a process characterized in that acrylic resin adhesive, TiO2, CaCO3 and surfactant are mixed with water and the mixture is blended with jade powder and silica.
Patent KR-20000023494-A (KR)
Inventor: AVE GEIKO
IPC: H04N5/782
Filed: 1999-09-28
Abstract: PURPOSE: A device and method is provided to make the video data into one direction by sampling the video data and to effectively edit for setting the video sequence or video point. CONSTITUTION: A device and method comprises a video editing device(10), a keyboard911),a mouse(12), an input/output device(13), a host computer(15), a switch circuit(16), an image managing device(21), a VRAM(20, 23), an external storing device(22), and a speaker(49). The video editing device(10) includes the input/output circuit(13), the system bus(14), the keyboard(12) and the mouse(11). the video editing device controls the switch circuit and one of the video signals provided by the signal providing source is supplied to the A/D transfer circuit. The image managing device(21) samples the vertical slit data. The slit data is read by the control of the host computer(15) and supplied to the external storing device(220 through the system bus(14).
Patent KR-20010037191-A (KR)
Inventor: YU KYEONG WOON
IPC: G09B5/06
Filed: 1999-10-14
Abstract: PURPOSE: An on-line training system and method thereof are provided to learn a foreign language or prepare oneself for an examination by using information on language study or various kinds of examinations through an information offering terminal at home. CONSTITUTION: The on-line training system consists of: i) four databases(10-13) for saving itemized data; ii) three terminals(30-32) connected to the databases for searching wanted information; iii) a main system(20) connecting a wanted database to the terminals; iv) a training system(25) offering information for studying at home through the terminals; and v) a home-study database(14) which is loaded with real-time educational contents to be interchanged between the training system(25) and the terminals and offers required data.
Patent KR-20010037983-A (KR)
Inventor: JU MU JEONG
IPC: H04B10/25
Filed: 1999-10-21
Abstract: PURPOSE: An apparatus and a method for measuring dispersion in an optical transmission line are provided to measure the amount and polarity of dispersion without the necessity of using a reference signal, regardless of the type of an optical fiber, the amount of dispersion and the length of an optical transmission line. CONSTITUTION: An apparatus for measuring dispersion in an optical transmission line consists of an optical signal generation part(310), an optical signal modulation part(320), an optical transmission line(330), an amplitude measurement part(340), and a dispersion measurement part(350). The optical signal generation part(310) is a wavelength-variable light source. The optical signal modulation part(320) is comprised of an optical modulator(321) modulating an optical signal, a sine wave signal generator(322) capable of frequency conversion, and a bias voltmeter(323) providing a bias to the optical modulator(321). The amplitude measurement part(340) is composed of an optical detector(341) detecting the optical signal and an amplitude measurer(342) measuring the size of the received optical signal.
Patent KR-20010038949-A (KR)
Inventor: KIM DONG YU
IPC: H01L23/12
Filed: 1999-10-28
Abstract: PURPOSE: A stack-type package is provided to more easily stack a fine-pitched module package according to a tendency of multi pins than a conventional technology wherein via holes exposed to the upper and lower surfaces of a substrate are formed. CONSTITUTION: An upper module package(13') and a lower module package(13) are connected by a printed circuit board(14) for connection. A plurality of connectors installed in the upper and lower surfaces of the printed circuit board for connection are electrically interconnected by a pattern installed in a substrate of the printed circuit board for connection.
Patent KR-20000035246-A (KR)
Inventor: MATZMOTO AKIRA
IPC: H01L21/302
Filed: 1999-11-05
Abstract: PURPOSE: A method for producing a semiconductor structure is provided to guarantee a via contact with maintained contact size even when an error in the arrangement occurs. CONSTITUTION: A method for producing a semiconductor structure includes a first to a seventh step. At the first step, a board(1) with doped region(10) is provided. At the second step, a stack structure including a lower insulation layer(3), a lower etching stop layer(4), and an upper etching stop layer(5) is formed in an order on the board(1). At the third step, a via hole(11) is formed on the doped region(10) extending to the lower etching stop layer(4) through the upper etching stop layer(6) and the upper insulation layer(5). At the forth step, a photoresist layer(7) with a trench pattern(12) is formed on the upper etching stop layer(6). At the fifth step, a copy of the trench pattern is formed on the upper etching stop layer(6). At the sixth step, the photoresist layer(7) is removed. At the seventh step, a part of the upper insulation layer(5) is removed in order to form a wire trench(13).
Patent KR-20010045579-A (KR)
Inventor: KIM DO U
IPC: H01L27/11
Filed: 1999-11-05
Abstract: PURPOSE: A method for manufacturing a static random access memory(SRAM) device is provided to guarantee insulating with an impedance resistor, a node contact line and a plug line even if a cell area is reduced, by connecting cross-coupled impedance resistors with a conductive line of a buried conductive line of a plug type. CONSTITUTION: An interlayer dielectric is formed on a semiconductor substrate(20) having a bit line in contact with a field oxide layer(21), an access transistor, a drive transistor and a drain region of the access transistor. A predetermined portion of the interlayer dielectric is etched to expose a source region of the access transistor and to form a node contact hole. A polysilicon layer is deposited on the interlayer dielectric to be in contact with the exposed source region. A predetermined portion of the polysilicon layer is patterned to form a node contact line(29a) in contact with the source region and an impedance resistor(29b) connected to the node contact line. An insulating layer is deposited on the interlayer dielectric having the node contact line and the impedance resistor. The insulating layer is etched to expose a predetermined portion of the impedance resistor and a predetermined portion of the interlayer dielectric to form a via hole so that the cross-coupled impedance resistors are connected. A conductive material is filled in the via hole to form a plug line(31).
Patent KR-20000035371-A (KR)
Inventor: HANNONROBERT
IPC: H01L21/762
Filed: 1999-11-10
Abstract: PURPOSE: A semiconductor device structure and a method for manufacturing the semiconductor device structure are provided to manufacture a silicon-on-insulator region and a non silicon-on-insulator region on a semiconductor chip and to provide a semiconductor device structure including the silicon-on-insulator region and the non silicon-on-insulator region. CONSTITUTION: A semiconductor device structure and a method for manufacturing the semiconductor device structure includes at least one silicon-on-insulator region(3), at least one non silicon-on-insulator region(5), and at least one trench(17). The silicon-on-insulator region(3) and the non silicon-on-insulator region(5) are formed on a substrate(1) in a predetermined pattern. The trench(17) is arranged near from at least a part of a border of the silicon-on-insulator region(3) and the non silicon-on-insulator region(5).
Patent KR-20010046849-A (KR)
Inventor: YOO PYEONG HWAN
IPC: F16H59/38
Filed: 1999-11-16
Abstract: PURPOSE: A run up control method controls run up occurring on upshift from second speed to third speed in real time. CONSTITUTION: A run up control method comprises a step to determine whether upshift from second speed to third speed occurs considering the throttle position(S100), a step to determine whether a run up occurs considering turbine rotary frequency, output rotary frequency of a transmission and gear ratio(S200), a step to determine whether the changing rate of the turbine rotary frequency is smaller than 0(S300), a step to reduce duty for set control time if the changing rate is larger than 0(S500) and a step to execute feedback control if the changing rate is smaller than 0(S700).
Patent KR-20010047808-A (KR)
Inventor: LEE GWON HO
IPC: B62D5/06
Filed: 1999-11-23
Abstract: PURPOSE: An alien material capturing structure of a hydraulic piston for a vehicle hydraulic steering servomechanism captures metal alien materials in a hydraulic cylinder. CONSTITUTION: Ring type magnets(6) are buried on both sides of a piston(4) on the middle portion of a rack bar(5) to capture alien material contained in oil. Hydraulic pressure is applied to the left/right of a cylinder(3) according to the control of a rotary valve. Thus, the rack bar(5) having the piston(4) is moved to the left/right directions. The piston(4) captures remained alien materials in the oil by the magnetic force of the magnets(6) and maintains the captured state. Therefore, the damage of the surface of the magnets(6) or the inner periphery surface of the cylinder(3) due to the alien materials is prevented.
Patent KR-20010054234-A (KR)
Inventor: PARK JONG JIN
IPC: B29C45/57
Filed: 1999-12-03
Abstract: PURPOSE: An air blower injection molding method is provided to injection-mold a body without assembling and sticking by dividing the body, and to place an internal body in the injection-molding body directly. CONSTITUTION: An internal body(30) having a vent hole(31) is placed in an end(19a) of an air supply pipe(19). Cylindrical thermoplastic synthetic resin(20) having the diameter bigger than the internal body is placed between a left mold(15) and a right mold(16) with covering the air supply pipe placing the internal body. The left mold and the right mold are transferred by transfer units(13,13a) of an air blower injection-molding apparatus(10), and the left mold is assembled with the right mold accurately to insert a protrusion(17) in the right mold to a protrusion groove(18) in the left mold. The thermoplastic synthetic resin is expanded, and a mold body is formed with injecting high-temperature and high-pressure air to the assembly of the left mold and the right mold through the air supply pipe.
Patent KR-20000052424-A (KR)
Inventor: HIGASHI SHIGEKI
IPC: H01C17/242
Filed: 1999-12-07
Abstract: PURPOSE: A high voltage resistance device and a method for adjustment of its resistance value is provided to adjust resistance value with high precision and acquire high insulation in the resistance value adjustment unit. CONSTITUTION: A high voltage resistance device and a method for adjustment of its resistance value includes a base plate(1) and a resistance film(3). Multiple trimming grooves(7) are formed in a straight line by laser trimming from the part not having a resistance film(3) to the resistance film(3) of a resistance value adjustment unit(3a). An end placed in the resistance film(3) is placed on the extended line of vertical direction to the trimming grooves(7). The multiple trimming grooves(7) are formed at the same lengths based upon the trimming length calculated from the initial resistance value.
Patent KR-20010056836-A (KR)
Inventor: HWANG YUN TAEK
IPC: H01L21/336
Filed: 1999-12-17
Abstract: PURPOSE: A method for manufacturing buried channel PMOS transistor is provided to increase largely a current driving power by using a buried channel PMOS transistor of a pocket structure restraining a short-channel effect. CONSTITUTION: A process forms an n-type well(16) with an active area of a substrate(10) forming a field oxide layer(12) defining an activated area and an isolation area of a device. The process implants an ion with As as an n-type impurities within the n-type well(16), and then continuously implants an ion with P to form a punch stop area(20,22). The process forms a threshold voltage control area(24) by an ion implantation with p-type impurities within the n-type well(16). The process forms a gate dielectric layer on the top of the active area of the substrate(10), and a gate electrode(G). The process forms a source/drain area implanting the n-type impurities around the substrate(10) exposed between a gate electrode edge and the field oxide layer(12) by utilizing the gate electrode(G) as a mask.
Patent KR-20010064892-A (KR)
Inventor: HWANG SSANG OK
IPC: B29B17/00
Filed: 1999-12-20
Abstract: PURPOSE: A method for recycling polyethylene resin of waste communication cable by using a solvent is provided which collects high quality polyethylene resins from the waste communication cable and recycles them and is thus preferable in recycling the resources to reduce the environmental contamination. CONSTITUTION: The method comprises steps of: (i) after collecting pitch bonded polyethylene resin outer skin from waste communication cables, cutting it into a certain size by using a pulverizer(10); (ii) after putting the cut outer skin in a washing tank(22), washing it with a washing solvent, which dissolves the pitch bonded to the outer skin, to obtain pure polyethylene resin outer skin; (iii) after chipping the polyethylene resin outer skin obtained from the step (ii), recycling the chipped polyethylene resin outer skin; (iv) after transferring the washing solvent of the step (ii) to an evaporator(24), evaporating it in the evaporator; (v) condensing the evaporated washing solvent of the step (iv) to recycle it; (vi) after cooling the remaining pitch and foreign substances obtained from the step (iv), treating them with a filter press(36) to separate them into the pitch and the foreign substances.
Patent KR-20010063067-A (KR)
Inventor: KIM IN GAP
IPC: B60H1/00
Filed: 1999-12-21
Abstract: PURPOSE: A control method of an air conditioner having an integral heat exchanger is provided to control an air conditioner having an integral heat exchanger including an evaporator integral with a heater core and to air-condition the inside of a vehicle promptly by preventing warm air from being discharged in initial air-conditioning. CONSTITUTION: In a cooling mode, an engine oil control valve is closed not to supply engine oil to a heater core. A first and a second thermostatic door are opened while a third and a fourth door are closed. Then an air-conditioning cycle is started. If the engine oil control valve is closed, an engine oil feed line and an engine oil drain line are isolated by a valve plate. Thereby, the engine oil is bypassed to an engine from the engine oil control valve. The engine oil does not flow through the heater core. Air blowing through a blower flows through an area of the first and the second thermostatic door of an evaporator, not overlapped with the heater core. The air is heat-exchanged and discharged to a mixing chamber. The cold air is supplied to inside of a vehicle. Therefore, the cold air air-conditions the inside without regard to the heater core.
Patent KR-20000017666-A (KR)
Inventor: KWAK SANG SOO
IPC: A23L3/3472
Filed: 1999-12-21
Abstract: PURPOSE: The beta-glucogallin compound as an anti-oxidative is provided to separate and refine sweet brier extracts having anti-oxidative activation and the beta-glucogallin compound from the sweet brier extracts. CONSTITUTION: The production method has the steps of: soaking the upper part of a sweet brier in methanol; extracting repeatedly and concentrating to obtain methanol extracts; suspending it in distilled water; sequentially adding the organic solvents such as hexane, chloroform, ethyl acetate and butanol to obtain the solvent extracts division corresponded; performing silica gel chromatography, ODS column chromatography, GPC column chromatography from the sweet brier extracts to separate and refine the beta-glucogallin.
Patent KR-20010063964-A (KR)
Inventor: CHO EUN RAE
IPC: C08K3/20
Filed: 1999-12-24
Abstract: PURPOSE: Provided is a method for preparing a polyethylenenaphthalate polymer which is proper to produce highly strong yarn having a strength of more than 9.0 gram per denier by increasing a crystallization speed, for an industrial use. CONSTITUTION: In preparing the polyethylene naphthalate by an ester exchange reaction and a polycondensation reaction of naphthalene dicarboxylate and diol, more than 100 part per million of titanium dioxide, which is a nucleating agent of a crystal, is added to one mol of naphthalene dicarboxylate.
Patent KR-20010060552-A (KR)
Title: Method of manufacturing a flash memory device
Inventor: HWANG JUN
IPC: H01L27/115
Filed: 1999-12-27
Abstract: PURPOSE: A method for manufacturing a flash memory device is provided to improve an electrical characteristic of a flash memory device by increasing a coupling ratio between a floating gate and a control gate. CONSTITUTION: A tunnel oxide layer(22), the first polysilicon layer(23), and a nitride layer are formed on a semiconductor substrate(20). The nitride layer and the first polysilicon layer(23) are patterned by performing an etching process using a mask for floating gate. The first polysilicon spacer is formed by growing the patterned polysilicon layer(23). The nitride layer is removed. A dielectric layer(26) and the second polysilicon layer(27) are formed on the whole structure. A floating gate and a control gate are formed by performing the etching process using a control gate mask.