baber/WOPTO huggingface dataset:
Patent KR-20020068288-A (KR)
Inventor: JUDAI YUJI
IPC: H01L21/768
Filed: 2002-02-20
Abstract: PURPOSE: To get a lower electrode in specified form surely when forming the lower electrode especially by CMP method at the time of formation of the capacitive element having a capacity insulating film consisting of a ferroelectric. CONSTITUTION: This ferroelectric memory device is equipped with a plurality of capacitive elements 30 which are made on a semiconductor substrate 11 and each of which is composed of a lower electrode 15, a capacity insulating film 17 consisting of a ferroelectric made on that lower electrode 15, and an upper electrode 18 made on that capacity insulating film 17. Each lower electrode 15 is buried so that each topside may be flattened with the topside of a buried insulating film 16 by that buried insulating film 16, and besides it has such plane form that the distance from optional position on each topside to the nearest end is 0.6 μm or under each.
Patent KR-20030070633-A (KR)
Title: Air-conditioner of refrigerator type
Inventor: KIM HONG UN
IPC: F25B1/00
Filed: 2002-02-26
Abstract: PURPOSE: A refrigerator type air conditioner is provided to achieve improved convenience by eliminating the necessity of installing an outdoor unit and a device for discharging a heat generated from the air conditioner. CONSTITUTION: A method for treating a heat generated from a condenser and a compressor, comprises the steps of permitting the heat to flow to an evaporator through the use of a fan(500); mounting a heat absorbing coil(700) in a heat passage; permitting a water or a secondary refrigerant to circulate through the heat absorbing coil; and disposing cooling containers(200,210), a circulation pump(600), an auxiliary condenser(300), and an auxiliary evaporator(900).
Patent KR-20020071745-A (KR)
Inventor: MIYASHITA ISAO
IPC: H01H13/48
Filed: 2002-03-05
Abstract: PURPOSE: To raise a performance and a reliability by preventing foreign matter and dirt from entering into a contact spring part causing mal-function when an upper cover for a push switch used for cell phones, cameras, and facsimiles liable to be displaced or peeled off is displaced or peeled off. CONSTITUTION: A spacer 2 is connected to the upper surface of a circuit board 1, a cover 3 is firmly fitted thereon, and a contact spring 4 is stored in a space surrounded by the circuit board, a hole inside the profile of the spacer, and the cover to provide a waterproof push switch though conventionally merely the switch was formed such that an adhesive cover is stuck on the circuit board having the contact spring thereon to cover the contact spring. A small area hole is provided in a conductive material at the center part of a second fixed contact 6 coming into contact with the lower surface of the contact spring. When the switch is turned on, the edge part of the hole comes into contact with the contact spring to increase a contact pressure and decrease a contact resistance. In addition, an identification mark 15 is printed on the upper and lower surfaces of the switch so that a part operation by image processing technology can be performed so as to streamline an installation process.
Patent KR-20030072789-A (KR)
Title: A process for preparing 2,6-naphthalene dicarboxylic acid
Inventor: CHO IN SIK
IPC: C07C63/38
Filed: 2002-03-06
Abstract: PURPOSE: A method for preparing 2,6-naphathalene dicarboxylic acid having a high purity is provided to save the cost needed for a catalyst and to increase the reaction speed. CONSTITUTION: The method for preparing 2,6-naphathalene dicarboxylic acid comprises the step of oxidizing dimethyl naphthalene by molecular oxygen in a solvent such as water, alkanol and acetic acid in the presence of a catalyst containing cobalt, manganese and bromine. The method is characterized in that the oxidation reaction is performed in the presence of a catalyst obtained by using cobalt bromide and manganese bromide as the precursors for cobalt and manganese at the temperature of 180 to 220 deg.C so that the yield of 2,6-formylnaphthoic acid can be decreased to 1.0% or less.
Patent KR-20030072953-A (KR)
Title: chip size package and its manufacturing method
Inventor: CHOI YEON SIK
IPC: H01L23/48
Filed: 2002-03-07
Abstract: PURPOSE: A chip size package and a manufacturing method thereof are provided to be capable of restraining warpage and easily performing sawing process. CONSTITUTION: A chip size package(100) comprises a leadframe(110), the first molding part(150), a semiconductor chip(130), a plurality of conductive wires(140) and the second molding part(160). The leadframe(110) further includes chip pads(111) and leads(112). The first molding part(150) is formed by filling thermoplastic resins between the chip pads(111) and the leads(112). The second molding part(160) is formed by molding thermoset resin on the leadframe(110) and the semiconductor chip(130).
Patent KR-20030075641-A (KR)
Title: Apparatus for the flow of use water cold-heating
Inventor: CHUNG EUN SU
IPC: F24F5/00
Filed: 2002-03-20
Abstract: PURPOSE: A cooling and heating device using the flow of water is provided to prevent environmental pollution and save energy by using water as a medium of heat exchange, to easily control temperature and humidity and purify air by using the head of water, and accordingly to remove a humidity controller and an air cleaner. CONSTITUTION: A cooling and heating device using the flow of water is composed of a rectangular case(10) having an exhaust port(11) for discharging heat-exchanged air; an inner housing(20) installed vertical-downward in the case with having a main passage(21) and a bypass passage(22) communicated with the exhaust port; a tank(30) mounted at the lower of the inner housing and communicated with the main passage to recover and store water; a blower(40) selectively connected to the main and bypass passages of the inner housing to send air; a pumping device(50) disposed to the main passage of the inner housing to pump water out of the reservoir and disperse the water at the upper and lower parts; a cooling device(60) for cooling the water filled in the reservoir by heat exchange; and a heating device(70) for heating the water in the reservoir at predetermined temperature.
Patent KR-20030077212-A (KR)
Title: Condenser Used In Refrigerator Of Cooling Reserving Type
Inventor: KIM SEONG SU
IPC: F28D20/00
Filed: 2002-03-25
Abstract: PURPOSE: A condenser of a refrigerating system is provided to manufacture the refrigerating system light and firm by making a condensing pipe from synthetic resin and to efficiently transmit the cold temperature of a cooling pipe to refrigerant with a cooling fin. CONSTITUTION: A condenser of a refrigerating system comprises a condensing pipe(7) including refrigerant therein; a refrigerant pipe(8) for transmitting cold temperature to the refrigerant through the inside of the condensing pipe; a sealing-up unit(9) preventing the leakage of the refrigerant by blocking up both ends of the condensing pipe; and cooling fins(8a) formed on an outer peripheral surface of the refrigerant pipe. The sealing-up unit includes a condensing pipe plug(9a) penetrated with the refrigerant pipe and fixed to both ends of the condensing pipe, respectively, and a packing-fixed plug(9b) penetrated with the refrigerant pipe and fixed to the condensing pipe plug with interposing at least one packing(10,10') therebetween.
Patent KR-20030079124-A (KR)
Title: Shutter device with partial luminous panel unit
Inventor: MOON SOON KI
IPC: E06B9/15
Filed: 2002-04-02
Abstract: PURPOSE: A shutter unit attached with a surface emitting panel unit is provided to heighten the effect on indication at night without making space. CONSTITUTION: The shutter unit attached with a surface emitting panel unit comprises guide rails installed on both sides of an opening of a structure, a take-up drum installed on the upper sides of both guide rails, a shutter(1) guided to the guide rails and wound on the take-up drum, and a surface emitting panel unit(2) attached in the shutter(1) to light up indicating information toward the outside of a structure.
Patent KR-20030080444-A (KR)
Title: Concrete form for round constructional
Inventor: YANG YOUNG KU
IPC: E04G13/02
Filed: 2002-04-08
Abstract: PURPOSE: A form for a circular structure is provided to reduce working time without removing the form by integrally mounting the form to the outside of the structure, have excellent chemical resistance by protecting the surface of concrete weak for impacts by forming the outside of the form into the outside of the structure, and accordingly expand the life span of the structure. CONSTITUTION: At least two unit bodies(10) made from sheets having excellent elastic restoring force are bent and combined to have a combining joint surface(12a) at the outside by bending both ends(12) of the unit body at a predetermined area and angle. One cylinder-shaped combination body(1) is formed by bending a plate part(11) in the opposite direction of the bent direction of both ends, mutually facing the combining joint surface, and elastically combining the combining joint surface with a predetermined combining device.
Patent KR-20020042552-A (KR)
Inventor: CHO CHAE RYONG
IPC: C30B1/00
Filed: 2002-04-09
Abstract: PURPOSE: A single crystal of magnesium diboride is provided to grow a single crystal having a size of 100 microns or more using an alkali element as a reaction catalyst under relatively low temperature and pressure without using high temperature and pressure devices, and a method for manufacturing the same is provided. CONSTITUTION: The single crystal of magnesium diboride is formed by the steps of preparing a raw material reagent by adding boron(N) to magnesium(Mg), and adding a transition metal selected from sodium(Na), lithium(Li), rubidium(Rb) and potassium(K); sealing the growing crucible using an outer crucible after putting the prepared raw material reagent into a growing crucible; and forming a single crystal of magnesium diboride by cooling the growing crucible to an ordinary temperature in stages and then releasing pressurization of the growing crucible after simultaneously heating the outer crucible from the outside and pressurizing the inside of the growing crucible. The method for manufacturing the single crystal of magnesium diboride comprises a mixing process of forming a mixture by adding boron to magnesium as an initial reactant, and then adding am alkali element as a catalyst; a sealing process of sealing the growing crucible from the outside after putting the mixture into a growing crucible and positioning the growing crucible inside an outer crucible at the upper part of which a pressure transmitting tube is formed; a temperature and pressure applying process of applying a temperature and a pressure to the growing crucible as supplying a gas into the side of the quartz tube after positioning the outer crucible inside the quartz tube of a heating furnace at which a quartz tube capable of supplying a gas is installed; a cooling process of cooling the growing crucible to an ordinary temperature in stages after the temperature and pressure applying process; and a post-treatment process of washing and drying the growing crucible by opening the growing crucible after releasing an internal pressure of the growing crucible.
Patent KR-20030080803-A (KR)
Title: System for evaluating optical part using shear interference
Inventor: PARK SEUNG HAN
IPC: G01M11/00
Filed: 2002-04-11
Abstract: PURPOSE: An optical part inspecting apparatus is provided to improve reliability of measuring result when inspecting optical parts by measuring property of optical parts using shear interference. CONSTITUTION: An optical part inspecting apparatus includes a beam splitter(13). The beam splitter(13) reflects a part of light passing through an optical part(10) and allows remaining paths of light to pass through. Light reflected from the beam splitter(13) is guided into first and second reflection surfaces(15a,16a) and is reflected. The first and second reflection surfaces(15a,16a) have different gradient from each other. The first reflection surface(15a) is formed in a first prism(15) and the second reflection surface(16a) is formed in a second prism(16). The first prism(15) and the second prism(16) are wedge-type prisms. First light and second light reflected from the first and second reflection surfaces(15a,16a) form an interference pattern(20).
Patent KR-20030082234-A (KR)
Inventor: PARK JIN HA
IPC: F23D14/82
Filed: 2002-04-17
Abstract: PURPOSE: A hydrostat for a portable gas range is provided to achieve improved safety by automatically discharging gases when the pressure in the gas container rises to an excessive level. CONSTITUTION: A hydrostat comprises a main body(370) arranged beneath a governor valve of a gas range, which has a gas outlet(372) communicated to the gas injection port of the governor valve, and a sealing chamber(374) communicated to the gas outlet; a sealing shaft(382) having a support groove(382a) formed at the top of the sealing shaft, and a support plate(384) arranged on the upper portion of the sealing shaft, wherein the sealing shaft is arranged in the sealing chamber of the main body in such a manner that the sealing shaft reciprocates in the sealing chamber; a seal(386) having an upper portion being supported by the support groove of the sealing shaft, and a support piece(386a) with a groove and a seal piece(386b) integrally fixed in the groove of the support piece; an elastic member(388) for supporting the sealing shaft in such a manner that the sealing shaft is movable; and a cap(390) fixed at the bottom of the main body so as to control the elastic force of the elastic member.
Patent KR-20030082712-A (KR)
Title: CDRom drive equipped with audio playing module
Inventor: KIM MYEONG GU
IPC: G06F1/00
Filed: 2002-04-18
Abstract: PURPOSE: A CD-ROM drive having a function for playing an audio file is provided to transfer the data to a computer and to play a CD and a digital audio file by operating the CD-ROM drive driven independently without connecting to the computer. CONSTITUTION: A power supply(211) supplies power to a spindle motor or entire device. A USB(Universal Serial Bus) controller(210) has a USB port for the data communication with a notebook or a PC. A microcontroller unit(201) recognizes and processes an audio signal inputted from an amplifier and a signal detector of the CD-ROM drive, and controls entire device using a control program and control data. An LCD display(203) displays an operating state of the CD-ROM drive. An LCD driver(202) drives the LCD display(203). A decoder(204) decodes the encoded digital audio file. A D/A(Digital/Analog) converter(205) converts the signal output from the decoder(204) into an analog signal.
Patent KR-20030083350-A (KR)
Title: Method for calibration of XY stage
Inventor: OH JONG HAN
IPC: H01L21/68
Filed: 2002-04-22
Abstract: PURPOSE: A calibration method of an X-Y stage is provided to be capable of improving the control precision of the X-Y stage by controlling the X-Y stage according to a corrected position command using a correction algorithm. CONSTITUTION: A correction algorithm is previously stored at a storage part for correcting the error between the commanded position of the X and Y axis of an X-Y stage, and a real position(S20). A host computer checks whether the position information of the X and Y axis of the X-Y stage is inputted by a worker, or not(S21). The host computer applies the stored correction algorithm to the inputted position information(S22). After calculating the error of the commanded position according to the application of the correction algorithm, the position command is corrected by the first control part according to the calculated error(S23,S24). After transmitting the corrected position command to the second control part by the first control part, the second control part controls a motor driving part according to the transmitted position command(S25).
Patent KR-20020086300-A (KR)
Inventor: KANEKO NAOMI
IPC: G02F1/1333
Filed: 2002-05-10
Abstract: PURPOSE: A liquid crystal display panel and a manufacturing method are provided to effectively prevent the electrode from breaking due to the crack by installing the first insulating film between the first electrode and the liquid crystal layer. CONSTITUTION: In a liquid crystal display panel, a liquid crystal layer(4) is interposed between a first resin substrate(2) and a second resin substrate(11). A first electrode(3) and a second electrode(12) are located on the counter surfaces of the first and the second resin substrates respectively, and a first insulating film(8) is located between the first electrode and the liquid crystal layer. The product of the film stress and the film thickness of the first electrode is smaller than the product of the film stress and the film thickness of the second electrode.
Patent KR-20030091511-A (KR)
Title: Heater mounting structure for drum washer
Inventor: SONG MUN SU
IPC: D06F39/04
Filed: 2002-05-28
Abstract: PURPOSE: Mounting structure of a heater for a drum type washing machine is provided to prevent a heater bracket from being separated from a pocket of a tub against vibration in operation of the washing machine or disassembling the heater from the heater bracket. CONSTITUTION: A heater bracket mounting system comprises a heater(68) heating water in a front tub(55) and a rear tub(53); a heater bracket(70) fitting the heater to fix the heater into the front tub or the rear tub; a pocket(82) formed in the rear tub to insert the heater bracket with sliding and composed of an insertion hole(82a) formed for the front tub; and a stopper(84) formed in the front tub to prevent separation of the heater bracket from the pocket of the tub in assembling the front tub with the rear tub. A fitting part of the heater bracket is fitted to the insertion hole of the pocket, and the stopper is placed in the front of the heater bracket to restrict the heater bracket from being displaced from the pocket to the front tub. Thus, separation of the heater bracket is prevented by fixing the heater bracket doubly.
Patent KR-20030094541-A (KR)
Title: Apparatus and method for recovering energy of a plasma display panel
Inventor: KIM HYE JEONG
IPC: G09G3/296
Filed: 2002-06-04
Abstract: PURPOSE: A power recovery apparatus for plasma display panel and a recovering method thereof are provided to simplify a structure of the power recovery apparatus by designing the power recovery apparatus with only an inductor. CONSTITUTION: A power recovery apparatus for plasma display panel includes the first closed circuit, the second closed circuit, and the third closed circuit. The first closed circuit is used for supplying the predetermined electric power to pixels which are electrically connected by the predetermined switching sequence. The second closed circuit is used for recovering the energy discharged from the pixels by using an energy storage element. The third closed circuit is used for transmitting the energy stored within the energy storage element to the pixels which are electrically connected by the predetermined switching sequence. The energy storage element includes an inductor.
Patent KR-20030093653-A (KR)
Title: The manufacturing method of panbroiled food using bacon, sausage and bean sprouts as main materials
Inventor: PARK JONG HOON
IPC: A23L35/00
Filed: 2002-06-04
Abstract: PURPOSE: A method for producing pan-broiled food using bacon, sausage and bean sprouts as main materials is provided, thereby producing Korean style bacon and sausage dish, and increasing consumption of kimchi by children. CONSTITUTION: A method for producing pan-broiled dish using bacon, sausage and bean sprouts as main materials comprises the steps of: boiling 1 kg of bean sprouts in 2.4 liter of water to prepare soup of bean sprouts; adding 15 to 38 wt.% of bacon, 15 to 38 wt.% of sausage, 25 to 48 wt.% of boiled bean sprouts, 15 to 38 wt.% of kimchi, 1 to 24 wt.% of onion, 1 to 24 wt.% of Welsh onion, 1 to 24 wt.% of pine mushroom, 1 to 24 wt.% of slightly cooked potato, and 3 to 26 wt.% of red pepper sauce into 5 to 15 wt.% of the bean sprouts soup within a pan; and boiling the mixture.
Patent KR-20030094965-A (KR)
Title: Multi-play device and control method for portable
Inventor: YANG GEOL U
IPC: G06F15/02
Filed: 2002-06-11
Abstract: PURPOSE: A portable multi-play device and a controlling method thereof are provided to receive and store a file of a constant format such as a document file or a sound file from an external device, and to convert the stored file into an audio signal of the constant format. CONSTITUTION: An interface(100) is linked with the external device such as a serial port or an USB(Universal Serial Bus) port. A storing tool(300) stores various kinds of files inputted from the interface. An algorithm storing tool(500) stores a source program for converting into a text format according to the data format stored in the storing tool. A DSP(Digital Signal Processor)(200) converts the data into the text through the source program. A DAC(Digital/Analog Converter)(600) converts the data of the text format into the audio signal. An output tool(700) outputs the audio signal. A display tool(400) displays an operation state of the device.
Patent KR-20030095091-A (KR)
Title: Thinner suppling system
Inventor: LEE SU HYEONG
IPC: H01L21/00
Filed: 2002-06-11
Abstract: PURPOSE: A thinner supply system in semiconductor equipment is provided to stably supply a uniform quantity of thinner by supplying the thinner to the first and second tanks simultaneously and by supplying new thinner to a vacant tank when the thinner of the other tank is discharged. CONSTITUTION: A thinner input terminal(401) supplies the thinner for the first time. The first and second tanks(403,404) receives the thinner from the thinner input terminal and the thinner is stored or discharged. The first and second valves controls the discharge of the thinner of the first and second tanks. A pressurizing unit(402) pressurizes the thinner of the first and second tanks to easily discharge the thinner by using pressurized gas. A degassing unit(405) eliminates the foam of the thinner discharged from the first and second tanks.
Patent KR-20030097311-A (KR)
Inventor: HWANG YONG SANG
IPC: G06F1/16
Filed: 2002-06-20
Abstract: PURPOSE: A computer is provided to improve a working environment of a user by arranging cables conveniently. CONSTITUTION: A computer main body(10) includes a flat square-shaped lower surface. At the lower surface of the computer main body(10), at least one winding protrusion(14) is mounted for winding cables. The winding protrusion(14) is extended as a long belt shape at the lower surface of the computer main body(10). The winding protrusion(14) is arranged along a corner. The winding protrusion(14) forms a winding groove(16) along a corner of the lower surface of the computer main body(10). The winding groove(16) has a predetermined depth for inserting the winding cables. Many winding grooves(16) are formed along the corner. The winding cables are inserted into the winding groove(16), thus the winding cables of a mouse, a keyboard, and a monitor are arranged.
Patent KR-20030003064-A (KR)
Inventor: ICHINOSE EIJU
IPC: C08G73/10
Filed: 2002-06-28
Abstract: PURPOSE: Provided is an active energy ray-curable polyimide resin composition having sufficient thermal resistance, solubility in solvent, and moisture resistance under a high temperature and capable of patterning with a dilute alkali aqueous solution. CONSTITUTION: The active energy ray-curable polyimide resin composition comprises a polymerizable polyimide resin (I) having an isocyanurate ring, an alicyclic structure, an imide ring and a (meth)acryloyl group. Preferably, the polymerizable polyimide resin (I) has the concentration of isocyanurate ring of 0.4 to 1.2 mmol/g, the concentration of (meth)acryloyl group of 0.3 to 4 mmol/g, an acid value of 20 to 250, a number average molecular weight of 1,000 to 20,000, and a weight average molecular weight of 1,500 to 30,000. The composition may further contain an organic solvent (II), an epoxy compound (III), a photo-initiator (IV), and a reactive diluent (V).