baber/WOPTO huggingface dataset:
Patent KR-20000065390-A (KR)
Inventor: CHOI SEONG JIN
IPC: H01L21/02
Filed: 1999-04-02
Abstract: PURPOSE: A method for eliminating a foreign substance by a process for manufacturing a semiconductor device is provided to shorten the time needed for an exposure by performing an exposure only in a portion wherein the foreign substance is generated, and to improve reliability of the device by solving an adhesion problem between photoresist and a phase inversion pattern using a dry etch. CONSTITUTION: A phase inversion pattern is formed on a quartz substrate(21). A light blocking material is evaporated on the entire surface including the phase inversion pattern(22) and is patterned to form a light blocking pattern(23) having a desired pattern. After photoresist(25) is applied on the entire surface including the light blocking pattern to eliminate a foreign substance generated by forming the light blocking pattern, an exposure process is selectively performed regarding a portion in which the foreign substance is to be formed. After the portion in which the foreign substance is to be formed is exposed by a development process, the foreign substance is eliminated by a dry etch process. Moreover, the photoresist is eliminated.
Patent KR-19990064536-A (KR)
Title: 트랜스의 온도 보상회로
Filed: 1999-04-03
Abstract: 본  발명은  트랜스의  2차측  코일에서  출력되는  전류의  변화에  따라  트랜스의  1차측  코일에  공급되는  전압을  조절하는  PWM  펄스의  듀티비를  온도변화에  대응되게  보상하여  줄  수  있도록  하는  트랜스의  온도  보상회로에  관한  것이다. 
     즉,  본  발명은  AC전원이  정류  평활되어  DC전원으로  트랜스의  1차측  코일에  인가되고,  상기  트랜스의  2차측  코일로부터  출력되는  전압을  피드백받은  스위칭  IC로부터  출력되는  PWM  펄스에  의해  트랜스의  1차측  코일에  공급되는  입력전원을  조절하여  안정된  출력전압을  얻을  수  있도록  구성된  트랜스에  있어서,  상기  트랜스의  출력전류의  변화상태를  포토  카플러를  통해  스위칭  IC에  제공하여  스위칭  IC에서  출력되는  PWM  펄스의  듀티비를  조절할  때  온도변화에  대응되게  트랜스의  출력전류의  변화상태를  보상하게  되는  온도  보상수단으로  이루어진다. 
     따라서,  본  발명은  외부요인이나  트랜스  자체에서  발생된  열에  의한  온도변화로  출력전류가  변동되는  것을  방지할  수  있는  것이다.
Patent KR-20000066382-A (KR)
Inventor: YOO YEONG HO
IPC: C04B7/48
Filed: 1999-04-16
Abstract: PURPOSE: Provided is a preparation method of cement having has low alkali content. The method is characterized in that an effective amount of fine powder of clinker, being smaller than 5mm, is mixed with an effective amount of coarse clinker, in order to lower alkali content, thereby satisfying various demands of foreign consumers. CONSTITUTION: The preparation method of cement comprises separation step of pulverized clinker into coarse clinker powder and fine clinker powder, being smaller than 5mm, by using a vibrating screen. Clinker smaller than 5mm in diameter have less content of K2O(a main material causing high alkali content) than that of coarse clinker powder. Therefore, an effective amount of fine clinker powder is mixed with coarse clinker powder according to its applications.
Patent KR-20000066765-A (KR)
Title: Independent power supply plug
Inventor: PARK DONG GWON
IPC: H01R13/70
Filed: 1999-04-20
Abstract: PURPOSE: A separatable type power supplying plug is to prevent an overload of an electronic instrument, thereby improving a durability of the instrument and preventing power waste and fire risk due to the overload. CONSTITUTION: A separatable type power supplying plug is a kind of a multi-plug type separatable power supplying device separately providing a power-off switch at each connecting port to control power supplying. In a conventional multi-plug, the multi-plug has three or five connecting ports in one power supplying code and one power-off switch on a main body of the multi-plug. Since only one power-off switch is provided at the main body of the multi-plug, it is impossible to switch off the power in an unnecessary connecting port, in case that only a part of the connecting ports is used. Therefore, in the separatable type power supplying plug, a plurality of power-off switches are separately provided at all connecting ports to switch off the power in an unnecessary connecting port.
Patent KR-20000067182-A (KR)
Inventor: PARK SUNG DON
IPC: H01J61/04
Filed: 1999-04-24
Abstract: PURPOSE: An electric-discharge lamp is provided to ensure excellent durability, prevent a breaking from a prolonged discharge and maintain high efficient discharge for a long time by generating discharge by a large-sized bowl shaped electrode. CONSTITUTION: A discharge lamp has a fixing part inserted into a socket, a bulb maintaining hermetic state, a conductor for transmitting electric current externally supplied, and a bowl shaped electrode(14). The inside of the bulb is filled with an inert gas or maintained in vacuum state to prevent vaporization or oxidation. The bowl shaped electrode(14) is connected to the conductor and generates discharge between a discharge electrodes(30) arranged outside the bulb. The discharge electrode(30) is defined as a plate and has a number of holes(32) to receive the bulb. The plane of the discharge electrode(30) is aligned with the upper end of the bowl shaped electrode(14).
Patent KR-20000067450-A (KR)
Title: Address transition detection generator
Inventor: AHN JONG GU
IPC: G11C11/407
Filed: 1999-04-28
Abstract: PURPOSE: An address transition detection generator is provided which can generate an address transition detection pulse stably by receiving an address pulse and also can minimize the chip area by simplifying the number of devices. CONSTITUTION: An address transition detection generator can minimize the chip area and can perform a stable control by making an address pulse to be transferred to the next stage, by comprising: a first PMOS transistor(PM1) wherein a power source voltage(VCC) is applied to a source and a node D is connected to a gate and a drain is connected to a node A; a second PMOS transistor(PM2), wherein the node A is connected to a source and a drain, is connected to a node C; a first NMOS transistor(NM1) wherein a drain is connected to the node C and an address input buffer signal is applied to a gate and a source is grounded; a second NMOS transistor(NM2) wherein a drain is connected to the node A and a source is connected to the node C and the power source is applied to a gate; a third PMOS transistor(PM3) wherein the power source is applied to a source and a gate is connected to the node C and a drain is connected to a node B; a fourth PMOS transistor(PM4) wherein a source is connected to the node B and a gate is connected to the gate of the second PMOS transistor and a drain is connected to a node D; a third NMOS transistor(NM3) wherein a drain is connected to the node B and a source is connected to the node D and the power source voltage is applied to a gate; a fourth NMOS transistor(NM4) wherein a drain is connected to the node D and an address buffer input signal(ADD1) is applied to the gate through an inverter(IN11) and a source is grounded; an NAND gate(NA1) whose first input terminal is connected to the node A and a second input terminal is connected to the node B; and the inverter which outputs an address transition detection signal, being connected to an output terminal of the NAND gate.
Patent KR-19990073090-A (KR)
Title: 운반장치가구비된골프백
IPC: A63B55/60
Filed: 1999-04-29
Abstract: 본 발명은 운반장치가 구비된 골프백에 관한 것으로, 골프백의 내주연에 부착시키는 내부플레이트(100)와, 상기 골프백의 외주연에서 내부플레이트(100)에 체결하는 외부플레이트(200)와, 상기 외부플레이트(200)의 전면에 회전 가능하게 결합시킨 다리부(300)와, 상기 외부플레이트(200)의 전면에 결합되어 다리부(300)의 각도를 제어하는 제1축받이부(210)와, 상기 외부플레이트(200)의 전면에 결합시키는 커버(250)와, 상기 다리부(300)의 하측에 결합하여 골프백을 이동시키는 바퀴부(400)로 구성하므로 운반장치를 골프백 본체에 간단하게 결합하여 별도의 카트 없이도 간편하고 편리하게 골프백을 끌고 다닐 수 있을 뿐만 아니라 사용자의 편의에 따라 사용하지 않을 때에는 골프백으로부터 분리해 보관하거나 분리상태로 포장할 수 있으며, 골프백을 운반할 때와 지면에 세워 둘 때에 따라 골프백에 대한 운반장치의 각도를 용이하게 조절할 수 있고, 부품수가 적고 구조가 간단하여 고장의 염려가 적으며 바퀴를 분리할 수 있어 조립작업이 용이하며 운반장치의 문제가 발생되면 즉시 교체하여 사용할 수 있는 효과가 있다.
Patent KR-20000067722-A (KR)
Inventor: KIM SEOK HYEON
IPC: B29C35/02
Filed: 1999-04-30
Abstract: PURPOSE: A method is provided, for forming multiple glossy design of polyester molding product in low cost. CONSTITUTION: An unsaturated polyester molding product is prepared by mixing and curing two or more unsaturated polyester resins with different colors, wherein a water-soluble powder material is added to any one among the unsaturated polyester resins to prepare the glossy unsaturated polyester molding product, and the glossy unsaturated polyester molding product is dipped into water to allow the natural design-having region and some region to be glossy and the other region not to be glossy. The water-soluble powder material is starch, coffee, coffee cream or skim milk.
Patent KR-20010001542-A (KR)
Inventor: KIM YONG TAEK
IPC: F24F1/00
Filed: 1999-06-05
Abstract: PURPOSE: An air conditioner is provided to maintenance and repair work to be performed in a convenient manner by arranging a control box to be positioned at a front upper portion of a cabinet. CONSTITUTION: An air conditioner comprises a cabinet(50) having at an interior thereof a blower device(56) and a heat exchanger(57) and of which front surface has an opening; a control box(90) fixed to a center of the front surface of the cabinet; a display member(96) positioned at a front portion of the control box and which displays various information such as indoor temperature and time; and an electric component control member(97) arranged behind the display member within the control box and which controls a variety of electric components. The cabinet has an upper panel(52) and a front panel(51), and the control box is interposed between the upper panel and the front panel of the cabinet. The control box has at inner upper and lower surfaces thereof a guide protrusion(98) , so that a main board(95) is contracted/ expanded to/from the control box, for convenience of maintenance work.
Patent KR-20000011304-A (KR)
Inventor: JILHADEIALTHING
IPC: G01R33/09
Filed: 1999-06-15
Abstract: PURPOSE: A spin valve is provided to maintain an output of a large amplitude even after a heating process. CONSTITUTION: The spin valve sensor(300) comprises a diffusion barrier(348) interposed between a free ferromagnetic layer(318) and a spacer(322), and the spacer(322) is interposed between the free ferromagnetic layer(318) and a pinned ferromagnetic layer(320). A diffusion between the free ferromagnetic layer(318) and the spacer(322) is prevented efficiently during a heating process in a spin valve sensor fabrication. The diffusion barrier(348) is amorphous having a grant magnetic resistance.
Patent KR-20000011322-A (KR)
Inventor: LEE DAE KYU
IPC: A23N17/00
Filed: 1999-06-22
Abstract: PURPOSE: A system designed to produce wet feed in a liquid form from leftover food through a series of processing is provided to promote efficiency and treat with small expense. CONSTITUTION: Leftover food collected from each house is crushed in a first crusher and a second crusher, and metals in the leftover are separated by a magnetic separator(3). The screened leftover is transferred to an agitator mounted with a disinfectant(4), and other wastes are transferred to a disposer(11) to be incinerated or recycled. After agitated and disinfected in high temperature, the leftover is transferred to a mixing tank(5) consisted of an agitator and a storage tank. The leftover and secondary feed from formula feed tank(50) are mixed in mixing tank and transferred to a storage fermentation tank(6) which mixes and ferments the leftover with microorganism fermenter transferred from a fermenter supply tank(60). Produced wet feed in a liquid form is vacuum-packaged.
Patent KR-20010003400-A (KR)
Inventor: KIM JIN SU
IPC: H01L29/786
Filed: 1999-06-23
Abstract: PURPOSE: A manufacturing method is to improve an etching efficiency for a bottom metallic layer in a process for etching a double layer structured gate or source/drain electrodes, thus to simplify the manufacturing process of the electrode pattern. CONSTITUTION: A manufacturing method comprises the steps of: depositing a double structured metallic layer consisting of the first upper metallic layer(212) and the second bottom metallic layer(211) on an insulation substrate(10); applying a photoresist layer to an upper portion of the double structured metallic layer; exposing the photoresist layer through a mask; developing the photoresist layer; etching the first metallic layer using the first etchant; stripping the photoresist layer; and etching the second metallic layer using the first metallic layer as a mask, the second etchant for second metallic layer containing Ce(NH4)x(NO3)y, HClO4, and CH3COOH.
Patent KR-20000016892-A (KR)
Inventor: NEZUMI KIO
IPC: A44B99/00
Filed: 1999-06-28
Abstract: PURPOSE: A string fixing apparatus is provided to be easily operated, to obtain a certain narrow holding force, and to have the general property for the diameter of the cord. CONSTITUTION: The string fixing apparatus having a flat penetrating hole(4) having a certain hardness comprises by:a tub-shaped body(12); integrally forming at least one of cord narrow holding unit(13) formed in an inner circumference of the tub-shaped body, and formed a flat hole with a soft material having a certain hardness. The cord fixing hole is:transformed in the shape so the hole(14) as to be able to pass the cord(C) by pressing the tub-shaped body in the major axis direction of the hole; narrowly held the cord penetrated the hole with the tub-shaped body with the cord narrow holding unit(13) or between the cord narrow holding units by removing the force to press the tub-shaped body(12).
Patent KR-20010004692-A (KR)
Inventor: CHOI HAK DONG
IPC: F24F1/00
Filed: 1999-06-29
Abstract: PURPOSE: A temperature sensor fixing structure is provided to improve workability and reduce manufacturing cost while increasing a coupling force between the temperature sensor and sensor holder. CONSTITUTION: A structure comprises a sensor holder(160) coupled to a portion of a return band pipe(154) of a heat exchanger(140), and a temperature sensor(170) inserted in the sensor holder and which senses the temperature of refrigerant transmitted from the return band pipe through the sensor holder. The sensor holder is shaped as a tube having an opening(161) formed at the top portion of the sensor holder, and has a fixing member(162) protruded inwardly at a portion of the periphery of the sensor holder and which tightly fixes the temperature sensor inserted into the sensor holder. The temperature sensor has a fixing groove(171) formed at an outer periphery of the temperature sensor and which receives the fixing member of the sensor holder. The length of the protrusion of the fixing member of the sensor holder is longer than the depth of the fixing groove of the temperature sensor so as to prevent the temperature sensor from being escaped from the sensor holder when the fixing member is inserted into the fixing groove.
Patent KR-20010004954-A (KR)
Inventor: JANG JAE YEONG
IPC: G06F15/00
Filed: 1999-06-30
Abstract: PURPOSE: A channel linking method using a multi-server in a push system is provided to make users get same information, keeping the same channel for each server in distributed multi-server environment. CONSTITUTION: A channel linking method consists of three steps. At the first step, among independent multi-push servers, the push server that the channel was changed becomes the temporary master push server, and other servers become temporary slave push servers. At the second step, the temporary master push server watches the generated message queues. At the third step, according to the result of the watch, the temporary master push server transmits the messages that remains in the message queue to the temporary slave push servers, and so, the channels between multi-push servers are linked.
Patent KR-20010008498-A (KR)
Inventor: KIM JUN HO
IPC: B60S1/02
Filed: 1999-07-01
Abstract: PURPOSE: A system setting defroster operating-time automatically is provided to remove frost while the system compares the difference of temperature detected be a water-temperature sensor and an outside temperature sensor and detects the frost, and to remove the frost by operating the defroster relay. CONSTITUTION: A defroster operating time automation system comprises the steps; connecting a water-temperature gauge sensor(140) and an outside temperature sensor(150) to a comparator(180') connected to an input terminal of a microcomputer(90) of an ETACS(Electronics Timing and Alarm control System)(80); operating a relay while the microcomputer(90) controls the relay by using the compared value of the comparator as an input signal, and transferring battery power to a hot-wire(130) by the operation of the relay, and removing the frost. A minor resistance(110) is connected in between the battery(Batt+) and the hot-wire, detects the voltage difference of both end, converts into the amount of current, and determines the time for supply/interception of the battery power by the control of the microcomputer. A heater(120) is installed in the hot-wire to maintain the temperature of minor resistance regularly.
Patent KR-20010008856-A (KR)
Inventor: PARK DUK SOON
IPC: B23G1/00
Filed: 1999-07-05
Abstract: PURPOSE: A processor of a tap screw, a die and a tap screw structure are provided to offer a new processing method fitting for a tap screw processing while maintaining a screw processing operation by a screw rolling. CONSTITUTION: An axial groove(22) having a key groove(21) is in the center of a screw roller. A rolling die(12) has plural dividing grooves(14) in an inside of an external face in the rolling die(12). An inclined face(15) is in the dividing groove(14). A shape of a screw tap is decided. A shape of the rolling die is decided by putting a uniform interval curvature in the outside diameter of the rolling die based on the shape of the screw tap. The prepared roll-type rolling die is installed in a screw roller. A material to be processed is clamped. A screw is formed in the outside diameter of the material by rotating the rolling die(12). A tap groove is processed in the material.
Patent KR-20010017253-A (KR)
Inventor: HONG SONG MOK
IPC: A47G21/04
Filed: 1999-08-09
Abstract: PURPOSE: A method for manufacturing a silver spoon having an inlaid ornament part is provided to improve productivity by simplifying a manufacturing process, to lower a generation rate of bad products and to prevent damage of gloss of gold filled in a concave hole of engraving. CONSTITUTION: A method for manufacturing a silver spoon having an inlaid ornament part includes the steps of adhering a gold sheet (15) on an ornament part (11) of a silver spoon (10), pressing the ornament part into a mold (20) having a predetermined pattern to form the pattern on the ornament part, coating protective film (30) on the ornament part, removing the protective film and the gold sheet besides the protective film inserted into the concave hole, polishing the surface of the silver spoon, and separating the protective film layer from the silver spoon.
Patent KR-20010017544-A (KR)
Inventor: KIM GWANG YEON
IPC: H04N5/63
Filed: 1999-08-12
Abstract: PURPOSE: A device for reducing power consumption using intermittent oscillation is provided to make electronic products operate in unloading mode when the electronic products are in stand-by mode. The device also reduce power consumption to less than 2 Watts by using 5V power of a microcomputer as stand-by power. CONSTITUTION: Alternating current power inputted from a power code is connected to a line filter(20a). Noise is eliminated from the alternating current power and the alternating current power is connected to a diode(D1) of a rectifying part(20b). Direct current power passing through the rectifying part(20b) is connected to a base terminal of a power transistor part(21). An emitter terminal is grounded and a collector terminal is connected to a primary coil of a SMPS(switching mode power supply) transforming unit(22). One terminal of secondary coil of the SMPS transforming unit(22) is connected to an anode terminal of a diode(D2). A cathode terminal of the diode(D2) is connected to a main power part(26). One terminal of secondary coil of the SMPS transforming unit(22) is connected to a switching part(23). The switching part(23) comprises a silicon controlling switch(23a) and a rectifying part(23b). One terminal of secondary coil of the SMPS transforming unit(22) is connected to an anode terminal of the silicon controlling switch(23a). A cathode gate terminal of the silicon controlling switch(23a) is connected to a condenser(C) and a resistance(R) serially.
Patent KR-20010018634-A (KR)
Inventor: CHA SANG CHANG
IPC: G08B13/00
Filed: 1999-08-20
Abstract: PURPOSE: A device for preventing loss by using an accelerometer and a sensor of geomagnetism is provided to grasp the location of an item, which has possibility of loss, by sending and receiving the signals between a transmitter sticked on the item and a receiving apparatus, which the user has. CONSTITUTION: The device for preventing loss by using an accelerometer and a sensor of geomagnetism includes two accelerometers(11, 13), a sensor(12) of geomagnetism, a controlling portion(18) and an RF module(19). Two accelerometers(11, 13) calculate the acceleration about moving of a transmitter toward two reference directions. The sensor(12) of geomagnetism confirms the current condition of the transmitter. The controlling portion(18) produces the information about displacement of the transmitter from two accelerometers(11, 13) and the sensor(12) of geomagnetism. The RF module(19) sends the information about displacement of the transmitter produced by the controlling portion(18) to the receiving apparatus.
Patent KR-20010019256-A (KR)
Inventor: BAEK JONG MUN
IPC: C21B5/00
Filed: 1999-08-26
Abstract: PURPOSE: An apparatus for preventing clogging of a pulverized coal injection line is provided to stably inject pulverized coal, effectively use a low price coke, thereby reducing costs, and improve production efficiency by removing pulverized coal accumulated in a pulverized coal injection line after the injection is completed. CONSTITUTION: In a pulverized coal injection system, pulverized coal is uniformly distributed and injected into a blast furnace by transferring the pulverized coal to a distributor (9) through each injection lines (4) after filling pulverized coal in a plurality of injection hoppers (2). A fuzzy line (40) is connected with the injection line (4) so that nitrogen gas having a certain pressure is discharged into the injection line (4). A bag filter (21) re-injects the pulverized coal into the injection hopper (2) by collecting pulverized coal which is left inside the injection line (4) when pulverized coal is completely injected. The pulverized coal collected to the bag filter (21) is transferred by a bag filter line (20) which is connected with one side of the injection line (4). A flow rate control part (45) collects pulverized coal through the bag filter line (20) during completion of injection by controlling a flow rate of gas which is discharged into the injection line (4) through the fuzzy line (40) according to each flow rate values which are differently set during the injection or completion of injection.
Patent KR-20000053680-A (KR)
Inventor: LEE YONG GWAN
IPC: C23C16/507
Filed: 1999-08-26
Abstract: PURPOSE: An antenna device for generating inductively coupling plasma is provided to resolve the problem of impedance matching due to the increase of the antenna device and increase uniformity of the plasma by selectively increasing or decreasing energy transmitted by a specific antenna by inducing a resonant state in the antenna. CONSTITUTION: An antenna device(100) is supplied with power via an impedance matching circuit(304) connected to a high frequency power supply(102) and includes a plurality of antenna units connected each other in parallel. The respective antenna unit includes first and second variable loads(302a,302b) and first and second single winding or multiple winding antennas(300a,300b). The first variable load is connected to the first antenna in serial in a first antenna unit and the second variable load is connected to the second antenna in serial in a second antenna unit. The second antenna unit maintains a resonant state between the first antenna unit.