baber/WOPTO huggingface dataset:
Patent KR-20020010016-A (KR)
Inventor: HWANG BO YEONG
IPC: H01L21/60
Filed: 2000-07-28
Abstract: PURPOSE: A method for manufacturing a contact hole of a semiconductor device is provided to minimize defective openings and damage caused by over-etch, by easily controlling an etch process for forming a contact hole and by using an optimized etch condition according to the depth of an etch layer. CONSTITUTION: A spacer(380) is formed on the sidewall of a gate electrode(370) formed on a substrate(300), and an interlayer dielectric is formed on the resultant structure. A predetermined region of the interlayer dielectric is etched by using etch gas. The first etch process is performed until the quantity of light radiation of a compound generated by making the etch gas react with the spacer is maximized. The second etch process is performed until the substrate is exposed.
Patent KR-20000063771-A (KR)
Inventor: AN HYOUNG JUN
IPC: G06F17/30
Filed: 2000-08-02
Abstract: PURPOSE: A method for searching and supporting a bookmark with a popularity rank using a push technique is provided to enable a user to obtain the desired information related to an address of a web site via the internet, and to make an internet search possible based on descriptions of the bookmark under an off-line state, by displaying the bookmark having the popularity rank on a current window. CONSTITUTION: The bookmark file that includes a desired category can be transmitted to a recommended person(101). The bookmark file transmitted via a server is sent to the browser and the program in a client system of the recommended person(102). It is determined if the bookmark file that is received and displayed in a program interface is admitted in a client program of the client system(103). The push technique is used in order to receive the bookmark files which are not admitted due to limitation, from an internet address database for each category(104). A banner advertisement and an advertisement of the recommended bookmark file is provided according to an advertisement fee(108) of an advertisement owner(109).
Patent KR-20020014226-A (KR)
Title: Method for removing imprint generated in ferroelectric capacitor
Inventor: PARK CHAN RO
IPC: H01L27/108
Filed: 2000-08-17
Abstract: PURPOSE: A method for forming an imprint of a ferroelectric capacitor is provided to restore the capacitor in which the imprint is generated, by injecting charges to an interface such that the charges are opposite to those accumulated on the interface and by injecting charges to an opposite interface. CONSTITUTION: Polarization of the ferroelectric capacitor where an inner electric field is generated is aligned between an upper electrode and a lower electrode in a direction opposite to the inner electric field. A plasma treatment is performed to eliminate the inner electric field and the imprint.
Patent KR-20010030130-A (KR)
Title: A method for manufacturing a fibre optic male contact
Inventor: BARBEY JEAN-PHILIPPE
IPC: G02B6/38
Filed: 2000-08-25
Abstract: PURPOSE: The method of manufacturing male contact point for optical fiber is provided to avoid these drawbacks by means of a method for manufacturing a fibre optic male connector which is versatile and cost efficient while allowing a satisfactory miniaturisation. CONSTITUTION: This device includes a tubular body(2) made of plastic material, a cable adaptor having a first end portion fastened into a rear end portion of the body and a second end portion extending out of the rear end portion of the body, an elongated floating ferrule extending through a front end portion of the body to house an end portion of a fibre optic core, the ferrule assembled to a tubular ferrule holder movably housed in the body and having abutment means adapted to rest against shoulder means(19) arranged in the body between the front and rear end portions thereof, and a coil spring biased between the first end portion of the cable adaptor and the abutment means of the ferrule holder to urge the abutment means of the ferrule holder against the shoulder means(19) of the body.
Patent KR-20020017370-A (KR)
Title: Method for transformation of Taxus species cells with agrobacteria in high efficiency
Inventor: CHUNG IN SIK
IPC: C12N5/10
Filed: 2000-08-30
Abstract: PURPOSE: Provided is a method for effectively transforming a Taxus cuspidata cell line by using Agrobacterium, thereby increasing transformation efficiency of plants more than two times and expressing a transformed gene stably to improve the production the second metabolites, such as paclitaxel. CONSTITUTION: The method comprises the steps of: pre-treating plant cells chemically and physically; co-culturing Agrobacterium transformed with a recombinant plasmid and plant cells in a medium of pH 5.0-5.6 containing pathogens, for 1-4 days; washing the culture then followed by removing Agrobacterium and culturing the plant cells in a selection medium; and selecting a tissue growing well to obtain a cell line which expresses a foreign gene stably.
Patent KR-20010050384-A (KR)
Inventor: FREUDENBERG ULRICH
IPC: C08G18/78
Filed: 2000-09-08
Abstract: PURPOSE: Provided is a high functional polyaddition compound containing uretdione and free-isocyanate groups, which can be used as a starting material for producing polyurethane plastics, especially as a crosslinker for coating thermosetting powder. CONSTITUTION: The polyaddition compound being solid at below 40deg.C and liquid at above 125deg.C contains: (a) 2.1-6wt% free NCO groups at an average NCO functionality of 2.1-8; (b) 10-18wt% uretdione groups; (c) 10-20wt% urethane groups; (d) 1-17wt% ester or carbonate groups, wherein the uretdione groups are not derived from 1-isocyanato-3,3,5-trimethyl-5-isocyanatomethylcyclohexane obtained by trialkylphosphine catalysis and the ester or carbonate groups are not derived from neopenthylglycol hydroxypivalate.
Patent KR-20020026047-A (KR)
Title: A composition for reference electrode membrane and reference electrode therewith
Inventor: CHA GEUN SIG
IPC: G01N27/00
Filed: 2000-09-30
Abstract: PURPOSE: A polymeric composition for reference electrode membrane and reference electrode using the same are provided to reduce activating time on measurement, to improve reliability and to simplify the structure thereof. CONSTITUTION: A composition for reference electrode membrane of an electric potential detector comprises hydrophilic plasticizer and polymer for plastic backing. The hydrophilic plasticizer is one or more selected from a group of glycerol, polyethylene glycol, ethylene glycol monomethyl ether, ethylene glycol and form amide. The polymer for plastic backing is selected from a group of polyurethane, silicone rubber, poly(vinyl chloride) and cellulose acetate. 0.001-1.0 weight % of adhesive strength improving substance is added to the composition to form a reference electrode membrane. The adhesive strength improving substance is selected from highly-reactive silicides comprising silicon tetrachloride, aminopropyltriethoxy silane, N-(3-(trimethoxysilyl)propyl)ethylenediamine, N-(2-aminoethyl)-3-aminopropyl trimethoxysilane, 3-methacryloxypropyltrimethoxysilane, N-(2-(vinylbenzylamino)-ethyl)-3-aminopropyltrimethoxysilane, 3-glycidoxypropyltrimethoxysilane, methyltrimethoxysilane and phenyltrimethhoxysilane.
Patent KR-20010039986-A (KR)
Title: Absorbable articles and method for forming thereof
Inventor: MIZUTANI SATOSHI
IPC: A61F13/15
Filed: 2000-10-04
Abstract: PURPOSE: To avoid a problem that a conventional surface sheet using a nonwoven fabric simply in a corrugated form is easy to deform when receiving body pressure and hard to recover to an original shape even if set free from body pressure, resulting in low softening and cushioning ability. CONSTITUTION: A nonwoven fabric is in a corrugated form and a plurality of connections 2C are provided in valley portions 2B of the corrugated form for connecting mountain portions 2A on both sides. In this way, both mountain portions 2A are connected via the elastic connections 2C to keep the deformation of the mountain portions 2A to a minimum. Even when no body pressure is applied, an original shape is easily restored by the elasticity of the connections 2C. A surface sheet 2 thus provides excellent softening and cushioning ability.
Patent KR-20020028394-A (KR)
Title: Rubber composition for inhibiting corrosion of tire steel cord and tire using the same
Inventor: PARK BYEONG HO
IPC: B60C9/12
Filed: 2000-10-09
Abstract: PURPOSE: A rubber composition for restraining the corrosion of a steel wire cord for a tire and a tire using the same are provided to prevent the concentration of stress and slower the corrosion speed by coating ends of the cord with a rolled material formed of a rubber composition having a high electricity resistance. CONSTITUTION: A rubber composition for restraining the corrosion of a steel wire cord for a tire includes 20-60wt% of carbon black and 10-40wt% of silica of which an iodine value is 100-200m¬2/g with respect to 100wt% of rubber as a raw material, wherein the composition has an electricity resistance of 10E8¥Ø.m or more and a rolled material formed of the rubber composition is coated at both exposed ends of the rubber-steel wire cord complex.
Patent KR-20020028704-A (KR)
Title: method and device for sawing wafer in fabrication of semiconductor package
Inventor: CHOI YEONG NAM
IPC: H01L21/304
Filed: 2000-10-11
Abstract: PURPOSE: An apparatus for sawing a wafer for fabricating a semiconductor package is provided to increase yield of a process for sawing the wafer, by effectively preventing damage to the wafer and a chipping phenomenon according as the wafer becomes thinner. CONSTITUTION: A mount frame(2) performs a straight line motion in a vertical or horizontal direction and along the sawing lines of the surface of the wafer(1), installed over the wafer. A sawing wheel(4) is installed on the mount frame, capable of rotating. A laser cutter(3) is installed in the front of the sawing wheel of the mount frame.
Patent KR-20020030452-A (KR)
Title: Shock absorber Having Compressed Air Function
Inventor: KIM DONG MIN
IPC: F16F9/02
Filed: 2000-10-17
Abstract: PURPOSE: A shock absorber having an air compression function is provided to further carry out the shock absorption by compression air in addition to the shock absorption of an inner cylinder and supply the compression air to an air compressor mounted to an engine, thereby reducing the capacity of the air compressor and the power consumption. CONSTITUTION: A shock absorber having an air compression function includes an intake channel(4) formed at a front upper end of a long outer cylinder in which an inner cylinder(3) is mounted via a rod(2) to inhale atmospheric air, an outlet hose(5) communicated with an air compressor, and an air flow control plate(8) mounted between a piston(6) of the outer cylinder, the intake channel and the outlet hose and formed with lips(7a,7b).
Patent KR-20020032777-A (KR)
Title: Splitter and combiner
Inventor: SHIN DU SIK
IPC: H04Q3/64
Filed: 2000-10-27
Abstract: PURPOSE: A signal splitter and combiner having signals having an attenuator, an equalizer and a filter is provided to promote the quality of whole network capable of connecting a provider to a subscriber by providing an attenuator, an equalizer and a filter to the front of a splitter and combiner. CONSTITUTION: An attenuator(21) adjusts the attenuation of an input signal according to a difference value between the input signal and a standard signal through a cable. An equalizer(22) corrects an input signal lost by the attenuator(21) in proportion to a frequency into a flat signal. A filter(23) passes only signal of a determined frequency band among signals inputted through the equalizer(22) and prevents the interference with different frequencies. Two-way splitters(24,25,26) are equipped with a hybrid trans capable of splitting a signal inputted through the filter(23) into two or more output signals equally.
Patent KR-20020037207-A (KR)
Title: An air conditioning system
Inventor: CHOI HYEONG SEO
IPC: F24F1/00
Filed: 2000-11-13
Abstract: PURPOSE: An indoor unit of air conditioner is provided to reduce operational noise and to improve efficiency of cycle by preventing direct inflow of outside air into a discharge chamber. CONSTITUTION: A barrier(64) is placed between an upper part of a fan case(60) and a lower part of an outlet(21) around an outlet port(61a) to prevent inflow of outside air. The barrier is formed on a front side edge of the upper part of the fan case to be higher than the lower part of the outlet and longitudinally extended by the outlet. The barrier prevent direct inflow of indoor air into a discharge chamber(11) even when pressure drops on a partition panel(61) around the outlet port to prevent generation of vortex to reduce noise and improve efficiency of cycle.
Patent KR-20020039505-A (KR)
Title: Tilt controlling method and apparatus
Inventor: PARK SANG ON
IPC: G11B20/10
Filed: 2000-11-21
Abstract: PURPOSE: A method and a device for controlling a tilt are provided to start the tilt control from a position in which RF(Radio Frequency) signals become maximum through a step of initializing a tilt of an optical recording medium, as the position has a most appropriate tilt, and to differentiate an RF envelope value to decide a tilt control direction. CONSTITUTION: A system is run and initialized(51,52). Whether a disk exists is decided. If exists, focus servo is performed and initialization values of each component of a system are changed and set according to the discriminated disk. And if a disk does not exist, disk insertion is waited(53,54,55). When performing focus servo, initialization and the focus are turned 'on'(56,57). Tracking offset and balance are performed for stable tracking servo(58,59). A tilt driver is wobbled for the locus of a tilt driving control amount wobbled when an envelope of an RF value becomes peak. And a central voltage of the locus during one rotation is detected to adjust offset for a tilt error(60). A control window signal is output and the tilt servo becomes 'on'(61,62). A value differentiating the RF envelope value becomes a minus phase for a control phase having a maximum RF envelope value, and becomes a plus phase for an inversed-phase control of the RF envelope(63). When seeking is performed, the tilt and tracking servo are turned off and a sled is moved to a desired position, then the tilt and tracking servo are turned on(65,66,67).
Patent KR-20020040363-A (KR)
Title: A shift rail to prevent jump-out
Inventor: KIM HAN DEUK
IPC: F16H63/36
Filed: 2000-11-24
Abstract: PURPOSE: A shift rail preventing jump out is provided to improve shift quality by line contacting a poppet ball and a groove of the shift rail, and to enhance traveling stability by preventing a gear from being disengaged against vibration during traveling. CONSTITUTION: A poppet ball is placed in a groove of a shift rail(50) in shifting, and a line contact unit is formed in the poppet ball placing portion of the groove to contact the poppet ball to the shift rail linearly. The poppet ball is line-contacted to the groove in moving the shift rail against vibration of a shift lever or parts during traveling on the uneven road. The poppet ball is fixed firmly, and prevented from being separated from the groove. The disengagement of the gear is prevented, and shifting is performed stably with returning against relative motion between the grooves and the poppet ball. Shift quality is improved with line-contacting the poppet ball to the groove of the shift rail. Stability is improved with preventing jump-out against vibration during traveling.
Patent KR-20020041212-A (KR)
Title: Manufacturing Process of Liquid Crystal Cell for a Small Size Liquid Crystal Display Device
Inventor: CHO GYU SU
IPC: G02F1/13
Filed: 2000-11-27
Abstract: PURPOSE: A process of fabricating a liquid crystal cell of a small-sized liquid crystal display is provided to reduce a period of time required for testing liquid crystal cells to improve productivity. CONSTITUTION: A lower substrate having the first and second regions is prepared. The first region has a plurality of cells constructed of array elements. The second region has a test pad located at the end of a test line connecting the cells. An upper substrate having the first and second regions is prepared. The first region has a plurality of cells composed of color filters, and the second region has no cell. A scribe key for exposing the test pad of the lower substrate to the outside is formed at the boundary of the first and second regions. A seal pattern is formed on the first region of the lower substrate. Liquid crystal is injected to the lower substrate having the seal pattern. The upper and lower substrates are attached to each other. The attached substrate(150) is cut along the scribe key to expose the test pad of the lower substrate to the outside. A predetermined level of voltage is applied to the test pad to perform on/off test of the entire liquid crystal cell.
Patent KR-20020042011-A (KR)
Title: Cabinet jig device for refrigerator
Inventor: JANG CHANG SEOP
IPC: F25D23/00
Filed: 2000-11-29
Abstract: PURPOSE: A jig device of cabinet for refrigerator is provided to prevent damage of the cabinet and to improve productivity of the cabinet by improving the jig device to easily insert/detach an inner box of the cabinet. CONSTITUTION: A device includes a main core(41); a separate core(42); a cam block(50); and a driving device(60). The main core is received joined to an inner box of a cabinet for refrigerator to contact a wall surface to be surface-to-surface. The separate core is placed on one side of the main core corresponding with one side wall of the inner box to be movable back and forth. The cam block is installed to the main core to move the separate core back and forth. The cam block includes a cam bar(52); a slant hole(53); and a hinge member(54). The cam bar is moved vertically by the driving device. The slant hole is placed symmetrically with the cam bar and has an upper side and a lower side slantly extended. The hinge member is fixed to the separate core and has a front end joined to the slant hole by a pin(55) to move back and forth when the cam bar moves vertically so that the separate core is attached to or detached from the one side wall of the inner box. The driving device actuates the cam block.
Patent KR-20020042186-A (KR)
Title: Semiconductor memory device and voltage level control method thereof
Inventor: KIM GWANG HYEON
IPC: G05F3/24
Filed: 2000-11-30
Abstract: PURPOSE: A semiconductor memory device and a method for regulating a voltage level the same are provided to prevent over-killing by adjusting the number of voltage generators enabled at a test mode. CONSTITUTION: A semiconductor memory device includes many sub high voltage generators(20-1,...20-8), many controller(40-1...40-8), a high voltage level detector(22), and a mode setting part(42). The sub high voltage generators(20-1,...20-8) boost a high voltage level. The controllers(40-1,...40-8) control operations of the sub high voltage generators in response to a high voltage detection signal and many control signals in a test mode. The high voltage level detector(22) is enabled by an active signal, detects a level drop of the high voltage, and generates a high voltage detection signal. The mode setting part(42) sets a state of the control signals in response to an external input signal at a test mode.
Patent KR-20020043011-A (KR)
Title: Decontaminant generator system
Inventor: CHOI BYEONG GIL
IPC: B01F13/00
Filed: 2000-12-01
Abstract: PURPOSE: A continuous mixing type apparatus for producing decontaminant is provided to improve the efficiency of the decontaminant by achieving the complete melting of the powder type decontaminant. CONSTITUTION: The continuous mixing type apparatus for producing decontaminant comprises a water pump(1) connected to an engine for producing high pressure water; a powder input device(2) for throwing powder type decontaminant; an ejector(3) for mixing the powder type decontaminant and the water; a dynamic mixer(6) for melting the mixture to form a water soluble decontaminant; a buffer tank(7) for separating the decontaminant into water and air; an emulsifier input device(5); and an inline static mixer(4) for mixing the water soluble decontaminant and the emulsifier to produce emulsion type decontaminant.
Patent KR-20020044410-A (KR)
Title: Method for forming self-align pattern using half-develop
Inventor: KIM EUNG JIN
IPC: H01L21/28
Filed: 2000-12-06
Abstract: PURPOSE: A method for fabricating a self-aligned pattern using a half-develop process is provided to simplify a fabricating process, by eliminating an exposure process for patterning a predetermined layer so that a process for forming an exposure mask, a mask inspection process and a mask cleaning process are omitted. CONSTITUTION: A substrate(31) having a predetermined step is prepared. An insulation layer having a trench(34b) is formed in a portion of the substrate having no step. A thin film to pattern is formed on the substrate including the trench. A planarization layer is formed on the thin film. The planarization layer is half-developed and left only in the trench. The thin film is patterned by using the remaining planarization layer as a mask.
Patent KR-20020044479-A (KR)
Title: A intellectual parking brake system of vehicle
Inventor: HAN YEONG BU
IPC: B60T7/00
Filed: 2000-12-06
Abstract: PURPOSE: An intelligent parking brake system of a vehicle is provided to improve the spatial efficiency of the interior of a vehicle and to conveniently perform parking by parking or releasing a vehicle via a parking switch. CONSTITUTION: An intelligent parking brake system of a vehicle comprises a brake oil tank(11), a high pressure pump(13), a high pressure chamber(15), a pressurizing valve(17), a wheel cylinder(19), a pressure reducing valve(21), a parking switch(23), a wheel slip sensor(25), a hydraulic sensor(27), a parking lamp(29), and a controller(29). If the parking switch is turned off, the controller opens the pressure reducing valve. The high-pressure brake oil in the wheel cylinder is discharged to the brake oil tank. Therefore, parking state is released by the hydraulic pressure in the wheel cylinder.
Patent KR-20020048591-A (KR)
Title: Safery guide for wheelchair lift
Inventor: CHO HYEON SEOK
IPC: A61G5/10
Filed: 2000-12-18
Abstract: PURPOSE: A safe guide for a wheel chair lift is provided to improve the stability of operation, and to prevent the generation of any dangerous situation due to the rapid descending or rise failure thereof. CONSTITUTION: The wheel chair lift(100) is comprised of a lift side plate(112) as a partition wall, a driving motor screwed to the inner surface of the lift side plate, a driving device fastened to a rotating shaft of the driving motor, a chain coupled to the driving device on its one end, a coil spring coupled to the other end of the chain, a sickle-shaped safe guide(50), and a sprocket coupled to a rotating shaft fixed to the safe guide with being connected to the chain so that it is installed symmetrically at both sides of the lift side plate.