baber/WOPTO huggingface dataset:
Patent KR-20030002508-A (KR)
Title: Pumping voltage generator generating stable pumping voltage in semiconductor memory device
Inventor: JANG SEONG JIN
IPC: G11C5/14
Filed: 2001-06-29
Abstract: PURPOSE: A boosting voltage generation circuit of a semiconductor memory device is provided, which generates stable boosting voltage without regard to a level of a power supply voltage. CONSTITUTION: According to the boosting voltage generation circuit generating a boosting voltage(VPP) by pumping an external power supply voltage, a high voltage(H_VCC) detection unit(420) compares the external power supply voltage with a reference voltage, and outputs a high voltage detection signal(HIVCCON) by detecting whether the external power supply voltage above a fixed level is detected from the comparison result. A boosting voltage level detection unit(400) detects a level of the boosting voltage in response to the high voltage detection signal, and outputs the detected result as a detection signal. The first boosting voltage pump(430) pumps the external power supply voltage in response to the detection signal, and outputs the pumping result as the boosting voltage. And the second boosting voltage pump(440) pumps the external power supply voltage in response to at least one of the detection signal and a row address strobe enable signal, and outputs the pumping result as the boosting voltage.
Patent KR-20030002689-A (KR)
Title: Polyols Modified by Dispersion Polymerization of Vinyl Monomers And Their Synthetic Method
Inventor: CHOI YEONG JIN
IPC: C08F283/06
Filed: 2001-06-29
Abstract: PURPOSE: Provided is a modified polyol dispersion-polymerized with a polymer, which has improved mechanical properties and can synthesize polymers which are light and excellent in mechanical properties. CONSTITUTION: The modified polyol dispersion-polymerized with a polymer is produced by a process comprising the steps of: adding 0.01-3wt%(based on the weight of the polyol) of an initiator and 0.1-10wt%(based on the weight of the polyol) of a dispersing stabilizer to the polyol and mixing; adding 5-50wt%(based on the weight of the polyol) of reactive monomers to the polyol to polymerize, wherein the reactive monomer is methyl methacrylate, butyl acrylate, styrene, vinyl phenol, vinyl chloride, and etc.; removing non-reacted monomers. The polyol contains 0.01-0.50wt%(based on the weight of the polyol) of unsaturated double bonds in the main chain or the branched chain.
Patent KR-20020007167-A (KR)
Inventor: MATSUOKA RYOICHI
IPC: H01L21/027
Filed: 2001-07-10
Abstract: PURPOSE: To automatically decide a managing point of a wafer pattern, so that its observation image is automatically provided. CONSTITUTION: At an observation position indicating part 8, a plurality of managing points of a wafer pattern formed on a wafer 4 based on a CAD data are determined by analyzing the CAD data stored in a memory 6, and an observation coordinate data D that follows a plurality of managing points which are determined are generated. A navigation unit 5 is operated according to the observation coordinate data D so that a pattern observing device body 3 is sequentially and automatically aligned with the plurality of managing points for observation.
Patent KR-20030006776-A (KR)
Title: synchronizer of manual transmission
Inventor: LEE JEONG GI
IPC: F16D23/06
Filed: 2001-07-16
Abstract: PURPOSE: A synchronizer for a manual transmission is provided to improve the transmission performance by preventing the inclination of a synchronizer ring in synchronization and to improve durability by preventing the uneven wear of a synchronizer key. CONSTITUTION: A synchronizer for a manual transmission comprises a synchronizer hub(4) spline-combined onto a main shaft(2) and rotating integral with the main shaft, a sleeve(6) engaging to the gear section of the outer circumference of the synchronizer hub and movable axially, clutch gears(8) placed at both sides of the synchronizer hub and selectively engaging with the sleeve, a speed gear(10) connected with the clutch gear and transmitting the driving force to a driven shaft, a synchronizer ring(16) performing synchronization by rubbing against the clutch gear, and synchronizer keys(18) arranged on the outer circumference of the clutch hub at a specific interval. The synchronizer keys are elastically supported on synchronizer springs(20).
Patent KR-20030008725-A (KR)
Title: Opitical transmitter having control circuit for optical power/wavelength stability using integrated chip
Inventor: CHO JIN U
IPC: H04B10/564
Filed: 2001-07-19
Abstract: PURPOSE: An optical transmitter having an optical strength/wavelength stability control circuit using an integrated chip is provided to reduce its size by using elements composed in the optical strength/wavelength stability control circuit as the integrated chip. CONSTITUTION: A laser diode module(30) outputs a wavelength of a laser diode. An optical strength/wavelength stability control unit(34) performs a control operation for stably transmitting the wavelength outputted from the laser diode module(30), and elements for unifying an optical strength are composed as an integrated chip in the optical strength/wavelength stability control unit(34). A microprocessor(31) sets a reference voltage when the internal portion of the laser diode module(30) is at a normal temperature. The optical strength/wavelength stability control unit(34) compares a voltage of a thermistor which senses an increased/decreased temperature of the laser diode with the reference voltage set in the microprocessor(31) and outputs the compared result value. A TEC(Thermo Electric Cooling module) driving unit(32) adjusts a current quantity supplied to a TEC which cools and heats the laser diode according to the result value outputted from the optical strength/wavelength stability control unit(34), maintains a temperature of the laser diode as the normal temperature, and stabilizes the wavelength of the laser diode. The optical strength/wavelength stability control unit(34) compares a current quantity which flows in a photo detector with the reference voltage set in the microprocessor(31) and outputs the compared result value. A laser diode driving unit(33) controls a driving current supplied to the laser diode according to the compared result value outputted from the optical strength/wavelength stability control unit(34), and uniformly maintain the optical strength of the laser diode.
Patent KR-20030008841-A (KR)
Title: Multi-hollow pitch carbon fiber and preparation method of the same
Inventor: HONG IK PYO
IPC: D01F9/145
Filed: 2001-07-20
Abstract: PURPOSE: A process of preparing carbon fiber using conventional spinning nozzle is provided. Thereby, the product has a large number of void in fiber, is excellent in durability and processability as compared to conventional hollow carbon fiber or C-shaped carbon fiber. CONSTITUTION: A pitch is dissolved in an organic solvent, the used organic solvent is removed while remaining 0.4 to 200μmol of the organic solvent per 1ml pitch, and the pitch is melt-spun to produce multihollow pitch-based fiber, which is stabilized and carbonized to produce carbon fiber.
Patent KR-20030010177-A (KR)
Title: The cover of can
Inventor: IM NO SOO
IPC: B65D25/20
Filed: 2001-07-25
Abstract: PURPOSE: A cover for a beverage can is provided. It is mounted upon an upper open end of the beverage can and has a cover handle to easily remove it. It prevents pollutant, harmful material, etc. from being attached to the upper open end part of the beverage can during the distribution and storage thereof. CONSTITUTION: A thin cover(2) such as a vinyl sheet(plastic) is covered on the surface of a beverage can(1), in particular, an upper half of the beverage can containing an upper open end part. A cover handle part(3) is attached to the end part of the thin cover, and allows the thin cover to be peeled back so that the can may be opened.
Patent KR-20010096697-A (KR)
Inventor: PARK HU SAENG
IPC: B01J35/04
Filed: 2001-07-24
Abstract: PURPOSE: An iron-oxide desulfurizing agent for adsorption of H2S gas is provided, which is characterized in that it has a hollow part in the structure and the outer side of which is corrugated to enlarge contact area with toxic gas. CONSTITUTION: Conventional desulfurizing agents does not have enough specific surface area to effectively adsorb toxic flue gases because the structure of conventional desulfurizing agent is just pellet type. However, the iron-oxide desulfurizing agent of this invention has a hollow part and moreover its outer side is corrugated to enlarge contact area with toxic gas, so it is possible to effective capture of toxic H2S gas in flue gas.
Patent KR-20010085056-A (KR)
Inventor: JANG HUI JIN
IPC: G06F15/00
Filed: 2001-07-27
Abstract: PURPOSE: A computer network security management system and method is provided to extend security management systems in a management area by using a tracking mechanism so that it can secure the entire host within a management area if only one security management system is installed. CONSTITUTION: The method comprises the steps of determining if a monitoring process is wanted(S100), setting a security policy and making an inquiry to a security management system if the monitoring process is not wanted(S200), monitoring a user, a system and a network if the monitoring process is wanted(S300), determining if data obtained from the monitoring process is personal data or moving data(S400), performing a tracking process in the case that the obtained data is personal data or moving data(S500), determining if the obtained data is invasive behavior data in the case that the obtained data is not personal data or moving data(S600), performing an invasive behavior detection process in the case that the obtained data is the invasive behavior data(S700), and storing the monitoring data in the case that the obtained data is not the invasive behavior data(S800).
Patent KR-20030014074-A (KR)
Inventor: HWANG CHANG KYU
IPC: B62D1/06
Filed: 2001-08-08
Abstract: PURPOSE: A steering wheel is provided to be comfort and warm by using the electricity. CONSTITUTION: The electricity is generated by running an engine and a generator when a vehicle is ignited and started. An electric wire is induced to a steering wheel and a cover(22) of a handle shaft(21) by using power in a battery. Power is passed through a temperature sensor, a temperature fuse and a manual switch inside a power box. A temperature heater is inserted in a bellows by filling oil or water to maintain a certain temperature. The fuse is shortened when the temperature is over a specific temperature. A recess(17) is formed in the steering wheel. A heat transferring wire(13) is rolled around the steering wheel. A chemical material(19) is coated on the heat transferring wire not to be moved the heat transferring wire and the chemical material. Thereby, a safe driving is performed by firmly grabbing the steering wheel.
Patent KR-20030016027-A (KR)
Title: Method of measuring distribution of allignment angle in fiber reinforce composite material using image process
Inventor: LEE DONG GI
IPC: G01N23/083
Filed: 2001-08-20
Abstract: PURPOSE: A method for measuring an orientation angle distribution of fiber-reinforced composite panels by image processing is provided to estimate mechanical characteristics of fiber-reinforced composite panels by measuring the fiber orientation functions by concentration technology and counting technology after image processing. CONSTITUTION: A method for measuring an orientation angle distribution of fiber-reinforced composite panels by image processing includes the steps of providing a fiber-reinforced composite panel(4), photographing a fiber orientation state by radiating x-rays(8) to the fiber-reinforced composite panel(4), measuring the fiber orientation between adjacent pixels in unit pixel windows divided from all of a photographed fiber matrix photographed by x-rays, measuring fiber distribution of all the photographed fiber matrix, and displaying the measured fiber orientation and the fiber distribution.
Patent KR-20030016516-A (KR)
Title: Monitor apparatus and method of supersonic
Inventor: LEE JEONG BAE
IPC: A61C17/20
Filed: 2001-08-21
Abstract: PURPOSE: Provided is a monitor in an ultrasonic scaler which stops the operation of the scaler and uses a warning LED to notify outside when the scaler doesn't work in a normal state so that it helps users to know error state of the scaler easily. CONSTITUTION: The monitor in the ultrasonic scaler comprises the parts of: a PWM controller(170) which generates a PWM signal to generate ultrasonic wave; an output tool(180) which responses to the PWM signal generated from the PWM controller to generate ultrasonic wave and vibrate a tip; an output feedback monitor(190) which receives feedback of the PWM signal generated from the PWM controller to generate a PWM compensation signal; a monitor for output frequency(200) which receives the signal generated from the PWM controller to check output frequency and generates an abnormal monitoring signal in the scaler when output frequency is raised; and a controller(110) which responses the PWM compensation signal from the output feedback monitor to generate the PWM signal, responses the abnormal monitoring signal of the output frequency monitor not to vibrate the tip and controls the entire system to block water, which is supplied for the tip.
Patent KR-20030017920-A (KR)
Title: Concrete Sheeting Board
Inventor: CHOI SEOK GYU
IPC: E04G9/05
Filed: 2001-08-25
Abstract: PURPOSE: A concrete sheathing board is provided to handle easily and to improve production efficiency. CONSTITUTION: The concrete sheathing board(1) comprises: a FRP(Fiber glass reinforced plastic) board(10) provided with a stiffener(12); and a frame member(20) provided with a fitting groove supporting all sides of the FRP board(10) and one or more through holes(28) connecting with other members, and composed of a horizontal member(20') and a vertical member(20"), wherein a corner stiffener(30) is installed on the corner where the horizontal member(20') and the vertical member(20") meet.
Patent KR-20020018562-A (KR)
Inventor: LEBAS ETIENNE
IPC: B01D53/81
Filed: 2001-08-29
Abstract: PURPOSE: A process for generating heat to reduce the emission of oxides of sulphur and reduce adsorbent consumption is provided to increase desulphurisation yields and limit clogging and wear in the tubes, further limiting cleaning operations. CONSTITUTION: A heat generation process with reduced emissions of oxides of sulphur is described in which: a) a sulphur-containing fuel is burned in a combustion zone comprising a heat exchange zone in which at least a portion of the heat is extracted, and effluents or combustion fumes are recovered at a temperature in the range 800 deg.C. to 1200 deg.C.; b) the fumes resulting from the combustion, charged with oxides of sulphur, are caused to traverse a space(109) for supplying and distributing the fumes to a desulphurization apparatus(103) functioning with an internal recycle of a solid oxides of sulphur adsorbent; c) the adsorbent is injected into the space; d) the fumes are caused to enter the apparatus; e) the fumes are caused to penetrate into a convection exchange zone(104) and at least a portion of the heat is extracted from the fumes; f) the mixture resulting from steps b) and c) is separated in a gas/solid separation zone and a portion of the gaseous effluent that has been freed of the major portion of the oxides of sulphur and at least partially cooled is evacuated, and the adsorbent particles comprising the sulphur-containing compounds are evacuated.
Patent KR-20020020240-A (KR)
Inventor: KOMMA YOSHIAKI
IPC: G11B7/135
Filed: 2001-09-06
Abstract: PURPOSE: An optical disc device and an information recording/reproducing method are provided to carry out the stable focus control by carrying out spherical aberration correction for a second layer in case of interlayer jump between a first and the second layers and prevent the missing of the focus control due to the fail of the interlayer jump. CONSTITUTION: An optical disc device includes an optical pickup(11) having a laser light source(1), a condensing optical system having an objective lens(5) for receiving the light beams projected from the laser light source to converge the light beams to a micro spot on a multilayered optical disc(6) having at least first and second recording layers, a light detector for outputting electric signals according to a light amount by receiving the light beams reflected against the optical disc, and an aberration correcting optical system(4) for controlling a spherical aberration of the light condensing optical system, a motor(117) for rotating the optical disc, and a control circuit(118) for receiving the signals output from the optical pickup and simultaneously controlling and driving the laser light source, the objective lens, the aberration correcting optical system and the motor.
Patent KR-20030024352-A (KR)
Title: The composition for bleaching agent of hair
Inventor: CHA JIN GI
IPC: A61Q5/08
Filed: 2001-09-18
Abstract: PURPOSE: A composition for decolorizing hair obtained by adding a composition having a decolorizing and desalting effect to a hair decolorizing composition containing a persulfate salt as a main component is provided which has an excellent decolorizing effect and low coefficient of dynamic friction. CONSTITUTION: The hair-decolorizing composition containing 30 to 50% by weight of a persulfate salt and additionally 0.001 to 30% by weight of betacyclodextrin of phthalamido peroxycaproic acid, 0.01 to 10% by weight of urea peroxide and an oxidizing agent containing an aqueous solution of hydrogen peroxide as a main component, based on the total weight of the composition. The persulfate salt is selected from the group consisting of potassium persulfate, ammonium perosulfate and sodium perosulfate.
Patent KR-20030026130-A (KR)
Title: Device for checking Car Condition by Using Cellular Phone
Inventor: LIM TAE HYUNG
IPC: H04Q9/00
Filed: 2001-09-24
Abstract: PURPOSE: An apparatus for confirming the state of a vehicle using a mobile phone is provided to directly confirm or control the state of the vehicle through an LCD of the mobile phone. CONSTITUTION: A receiving unit(31) receives a paging signal transmitted through a mobile phone and a base station, and decodes the received paging signal. A control unit(33) generates a control signal for driving each internal device of a vehicle according to the signal decoded in the receiving unit(31). A signal conversion device(35) converts the control signal into a graphic or image type. A display unit(41) displays the state of the vehicle by the control signal from the control unit(33). An oil check unit(45) checks the quantity of oil by the control signal of the control unit, and informs the checked quantity of oil(33). An engine starting unit(47) drives a starting motor, a spark plug, a fuel injector, and a throttle valve by the control signal from the control unit(33), and starts or stops an engine of the vehicle. An alarm unit(49) generates an alarm sound by an alarm sound generating signal from the control unit(33). A door locking unit(43) outputs a door opening and closing signal corresponding to the opening and closing state of a door of the vehicle.
Patent KR-20030026672-A (KR)
Title: Form low-strength mastic sealer composition
Inventor: SONG JI MYEON
IPC: C09K3/10
Filed: 2001-09-26
Abstract: PURPOSE: Provided is a foam type low strength mastic sealer composition, which is excellent in soundproof effect, space filling rate, appearance of parts, shear adhesive strength, and hardness after coating. CONSTITUTION: The foam type low strength mastic sealer composition contains: 12-16wt% of styrene-butadiene rubber; 1.5-2.5wt% of polyvinyl chloride resin; 3-5wt% of modified azodicarbonamide as a foaming agent; 40-50wt% of a filler comprising calcium carbonate(CaCO3) and a conductive carbon black in the weight ratio of 35-45:5-15; 25-30wt% of a plasticizer comprising di-octyl phthalate and a process oil in the weight ratio of 5-10:20-25; 0.5-1.5wt% of sulfur; 6-8wt% of at least one additive selected from a vulcanizing accelerator, a moisture absorbing agent, a heat stabilizer, and a toner.
Patent KR-20030028144-A (KR)
Title: Reel reverse circulation device of seat belt retractor
Inventor: JIN SEONG U
IPC: B60R22/34
Filed: 2001-09-27
Abstract: PURPOSE: A reel reverse rotation device of a safety belt is provided to minimize gap between the safety belt and the driver by reverse rotation of the reel forcibly, thereby protecting driver and improving safety. CONSTITUTION: A pyrotechnic driving device is installed to move a piston upward by an explosive in a car crash and to pull a wire connected to the piston upward. A cover(10) is formed of a central hole, four fixing parts, and protrusions between the fixing parts. A bushing(20) is connected to the central hole of the cover, and has protrusions. A clutch drum(30) comprises a central hole, tooth roller groove(32), and a fixing groove.
Patent KR-20030026734-A (KR)
Title: Cholesteric Liquid Crystal Color Filter used for a Reflective Liquid Crystal Display Device and Method of Fabricating the same
Inventor: LEE JONG HUN
IPC: G02F1/1335
Filed: 2001-09-28
Abstract: PURPOSE: A cholesteric liquid crystal color filter for a reflective liquid crystal display device and a method for manufacturing the same are provided to reduce the manufacturing process while improving the characteristics of thin film transistors by preventing light leakage current. CONSTITUTION: An upper substrate(110) and a lower substrate(130) face each other. A liquid crystal layer(120) is interposed between the upper substrate and the lower substrate. Thin film transistors(T) and pixel electrodes(112) connected with the thin film transistors are formed at a lower part of the upper substrate. An upper alignment film(114) is formed under the thin film transistors and the pixel electrodes. A light absorbing layer(132) and a first lower alignment film(134) are formed on the lower substrate. R, G, and B CLC(Cholesteric Liquid Crystal) color filters(136a,136b,136c) are formed on the light absorbing layer. A CLC color filter layer includes transparent areas(138) formed at boundaries by the color by exposing the R, G, and B CLC color filters to remove characteristics of CLC. Black matrix parts are formed at corresponding areas of the transparent area and the light absorbing layer to interrupt light irradiation to the thin film transistors.
Patent KR-20030027436-A (KR)
Inventor: AHN YEONG JUN
IPC: H01J11/44
Filed: 2001-09-28
Abstract: PURPOSE: A plasma display panel is provided to achieve improved contrast by forming a black matrix in such a manner that the black matrix is superimposed with the first electrode where reset pulses and scan pulses are applied. CONSTITUTION: A plasma display panel comprises first electrodes(48T) and second electrodes(48Y) formed in each discharge cell and on an upper substrate(33) in such a manner that the first electrodes and the second electrodes are adjacent with each other; third electrodes(48Z) formed in each discharge cell and on the upper substrate in such a manner that the third electrodes are spaced apart from the second electrodes; and a black matrix(54) formed to be superimposed with the first electrodes.