baber/WOPTO huggingface dataset:
Patent KR-20040007105-A (KR)
Title: Pulse valve of dust collector
Inventor: KIM YONG GU
IPC: B01D35/14
Filed: 2002-07-16
Abstract: PURPOSE: Provided is a pulse valve for a dust collector, wherein the pulse valve is designed in such a way that only the pulse valve having a failure does not operate but other normal pulse valves normally operate without shut down of the whole plant when any pulse valve of a plurality of pulse valves has a failure. CONSTITUTION: The pulse valve comprises a diaphragm; an air injection hole; an air suction hole; a casing(113) with a plate check valve(115), an air line(116) and a vent(114); a coupling member(120) penetrating an upper portion of the casing(113), being located above the plate check valve(115) and moving up and down; a sensing unit with a sensing bar(125) connected to the coupling member(120) at an end and provided with a closing plate(126) at the other end thereof for closing the vent(114) when the coupling member(120) moves down; a damper inserted in the air hole for opening and closing the air hole; a masking unit with an operation rod connected to the damper; and a coupling unit with an operation key to be coupled to a fixed key of the sensing bar(125) of the sensing unit.
Patent KR-20040008523-A (KR)
Title: Method for fabricating high quality GaN substrate
Inventor: KIM JIN GYO
IPC: H01L21/20
Filed: 2002-07-18
Abstract: PURPOSE: A method for manufacturing a high quality GaN substrate using a silicon substrate passivation, is provided to be capable of preventing Si from diffusing into a GaN thick layer at a high temperature by additionally carrying out a passivation process using SiO2 or SiN at the lateral and lower portion of the silicon substrate. CONSTITUTION: A GaN layer(20) is deposited at the upper portion of a silicon substrate(10). A passivation is carried out at the lateral and lower portion of the silicon substrate by using dielectric material for forming a dielectric layer(30). After carrying out a predetermined growth process at the resultant structure at the temperature of 1000 °C, or higher, the silicon substrate and the dielectric layer are removed by carrying out a chemical etching process. Preferably, SiO2 or SiN is used as the dielectric material.
Patent KR-20040008611-A (KR)
Title: Method for fabricating capacitor using metal electrode
Inventor: YANG HUI SIK
IPC: H01L21/8242
Filed: 2002-07-19
Abstract: PURPOSE: A method for manufacturing a capacitor is provided to be capable of restraining voids and preventing desorption of HSG(Hemispherical Grain). CONSTITUTION: An interlayer dielectric(22) is formed on a substrate(21). A storage node contact(23) is formed to connect the substrate through the interlayer dielectric. A concave pattern(26) is formed by selectively etching the interlayer dielectric. An amorphous silicon layer is deposited on the resultant structure. An HSG and a metal film(29a) are sequentially formed on the surface of the amorphous silicon layer, thereby forming a lower electrode in the concave pattern. A dielectric film(31) and an upper electrode(32) are then sequentially formed on the lower electrode.
Patent KR-20030009208-A (KR)
Inventor: MURAKAMI TAKAO
IPC: H01R43/16
Filed: 2002-07-19
Abstract: PURPOSE: To improve inserting feeling without an edge-like angle and a burr stopping at the time of inserting it to the partner terminal. CONSTITUTION: A tab 4 inserted in the partner terminal, is prepared. This tab 4 has an upper surface part 4c, which is formed by bending its part, where is extended from the one side of a bottom part 4a and left or right end of the bottom part 4a, and by bending the part, where is extended from another side of the right or left end of a middle plate part 4b and the bottom part 4a. And the position, where length of the tip end side of the middle plate part 4b is shortened, and is located between the bottom part 4a and the upper surface part 4b, and further located at the tip end side of this tab 4, is constituted as space S. Then, the taper part 6 is formed by bending processing the tip end sides of the bottom part 4a and the upper surface part 4b in the direction which they approach mutually.
Patent KR-20040009054-A (KR)
Title: Gene testing method for finding character of each gene of human
Inventor: HONG YEON HUI
IPC: C12Q1/68
Filed: 2002-07-22
Abstract: PURPOSE: A gene testing method for finding distinctive character of each gene of human is provided, thereby preventing and treating various genetic diseases through gene reconstitution personality. CONSTITUTION: A gene testing method for finding distinctive character of each gene of human comprises the steps of: selecting one primer from primers for testing genetic diseases or personality; amplifying the primer by PCR; subjecting the amplified primer to agarose gel electrophoresis; and determining the distinctive character by verifying the band pattern developed, wherein the gene consisting of the primer for finding genetic diseases comprises dementia gene(apoE), lumbago gene(HLA-B27), corpulence gene(β-ARG), osteoporosis gene(VDR), alcohol resistance gene(ADLH2), diabetes gene(IRSII), lung cancer induction possible gene(CYPIA1), hypertension gene(AGT) and arthritis gene(ER); and the gene consisting of the primer for finding personality comprises physical strength gene(ACE), poisoning gene(DRD2), curiosity gene(DRD2, 4, Intron6) and depression and violence gene(Serotonin transporter).
Patent KR-20040009587-A (KR)
Title: Method of automatically switching into hook-on in wrong hook-off status of handset in facimile machine or MFP
Inventor: JUN CHEOL MIN
IPC: H04M1/06
Filed: 2002-07-24
Abstract: PURPOSE: A hook-on automatic converting method when a handset is incorrectly in hook-of state in a facsimile device or a combined device is provided to detect a mute state of a receiving terminal of a modem when the handset is left alone by the carelessness of a user and automatically converting the state of a CML(Connect Modem to Line) relay into a hook-on state. CONSTITUTION: If a user hooks on a handset, a CPU senses whether the handset is in a hook-off state from a handset state signal of a hook switch(S21). If the handset is in the hook-off state, the CPU judges whether a voice signal of a telephone unit exists(S22). If the voice signal of the telephone unit does not exist, the CPU judges whether a mute state is continued during a certain time(S24). If the mute state is continued during the certain time, the CPU outputs a conversion control signal to a line interface unit for compulsorily converting the state of a CML relay into a hook-on state(S25). The CPU displays an error message on a display unit of an operation panel for informing the error hook-off state of the handset to the user(S26). The CPU generates a warning sound through a speaker, and waits for a ring signal or a facsimile receiving signal(S27).
Patent KR-20040011282-A (KR)
Title: Delay line using memory
Inventor: SIM MYEONG SEOP
IPC: H04B1/40
Filed: 2002-07-30
Abstract: PURPOSE: A time delay using a memory is provided to reduce the circuit size and the power consumption of an internal time delay of a PSC(Primary Scrambling Code) correlator. CONSTITUTION: A 7-bit counter(300) repeatedly counts 0 to 127. The first and second memories(100,200) use an output count of the 7-bit counter(300) as an output address(RA). The first and second memories(100,200) uses an output count delayed by one clock as an input address(WA). A flip-flop(400) delays the output count of the 7-bit counter(300) by one clock.
Patent KR-20040014822-A (KR)
Title: Apparatus and method for switching clock generating in data transmitting device of communication system
Inventor: AHN IN TAEK
IPC: H04M3/22
Filed: 2002-08-12
Abstract: PURPOSE: A device for switching a clock generator in a data transmission device of a communication system and a method therefor are provided to decide that a current clock generator is abnormal when processing interfaces between data processing units in serial frame method, thereby minimizing frame loss when switching to a preliminary clock generator. CONSTITUTION: A clock generator(30) generates a system clock and a system frame pulse, and supplies the generated system clock and the system frame pulse. Data processing units(10,20) transceive predetermined data by using the outputted system clock and the system frame pulse. A backplane(40) supplies serial frame interfaces when transceiving the data between the data processing units(10,20). Each of the data processing units(10,20) generates a self clock and an internal frame pulse when the clock generator(30) is abnormal or malfunctions, and prevents frame loss caused by frame pulse damage when switching to a preliminary clock or a preliminary frame pulse by using the self clock and the internal frame pulse.
Patent KR-20040021078-A (KR)
Title: Circuit of voice alarm and temperature indication for a switch box
Inventor: KIM MIN SUNG
IPC: H02B1/24
Filed: 2002-09-02
Abstract: PURPOSE: A temperature display and voice warning circuit is provided to prevent accidents by informing workers of the status of the switch box upon opening of the switch box. CONSTITUTION: A temperature display and voice warning circuit comprises a temperature sensor(20) for sensing the temperature of the switch box; a temperature display unit(30) connected to the temperature sensor; a door open sensor(50) for sensing the opening of the switch box door; a micro processor(40) for receiving the signal input from the door open sensor and outputting a control signal; and a voice generating unit(60) for outputting, through a speaker(70), the warning message which is pre-input in accordance with the signal input from the micro processor.
Patent KR-20030022056-A (KR)
Title: Method for manufacturing semiconductor device
Inventor: NAGAI TOSHIHIKO
IPC: H01L21/8242
Filed: 2002-09-06
Abstract: PURPOSE: A method for fabricating a semiconductor device is provided to sufficiently keep the adherence of an insulation film and an electrode or wiring and to prevent drop of the dielectric constant of a capacitive element. CONSTITUTION: A metal layer(7A) is formed on the third interlayer insulation film(5) where recessed parts(6) for forming capacitive elements are formed. The metal layer is oxidized by washing. An adhesion layer(7) constituted of the sufficiently oxidized metal layer is formed. A Pt film(8A) becoming the lower electrode of the capacitive element is formed on the adhesion layer.
Patent KR-20040022902-A (KR)
Inventor: SHIGERU HATAYAMA
IPC: H01L21/3065
Filed: 2002-09-10
Abstract: PURPOSE: A separable shield ring is provided to perform a plasma etching process without replacing the whole shield ring by fabricating a separable shield ring used in plasma etching equipment. CONSTITUTION: The shield ring insulates a part of the upper electrode of the plasma etching equipment that etches the surface of a substrate by using gas of a plasma state. A main body(2) is of a cavity-type disc, made of quartz and having a protrusion part(5) vertically protruding to the outer circumference. A separation unit(3) is coupled to the inner part of the main body. The inside of the separation unit has a cavity type to pass the plasma generated by the upper electrode. The main body and the separation unit are coupled to each other and the separation unit can be replaced when the separation unit is worn away.
Patent KR-20040023254-A (KR)
Title: Pouch-type container for containg electrodes assembly
Inventor: KOO CHANG IL
IPC: H01M2/02
Filed: 2002-09-11
Abstract: PURPOSE: A pouch-type container for receiving an electrode assembly and a lithium battery containing the pouch-type container are provided, to improve the resistance against an electrolyte solution and scratch of the container. CONSTITUTION: The pouch-type container comprises a metal base(32); an outer coat layer(34) which is formed on the outer surface of the metal base and comprises 95-99 wt% of polycarbonate and ethylene-propylene dimer rubber and an inner coat layer(30) which is formed on the inner surface of the metal base and has a thermal adhesive strength. Preferably the thickness of the outer coat layer is 10-40 micrometers; the metal base comprises aluminum; and the inner coat layer comprises poly(propylene-co-acrylic acid) or poly(ethylene-co-acrylic acid). Optionally the container comprises further an adhesive layer(33) between the outer coat layer and the metal base and an adhesive layer(31) between the inner coat layer and the metal base.
Patent KR-20020086346-A (KR)
Inventor: KWON TAE SIN
IPC: C08J9/04
Filed: 2002-09-13
Abstract: PURPOSE: Provided is a foaming composition which is used for blocking voids between frames of car body or attached to frame wall, so as to remove an engine noise of car, and a driving noise owing to tire and wind. CONSTITUTION: The composition predominantly comprises 50-60 wt%(based on total weight of the composition) of mixture of 85-95 wt% of ethylene acetic vinyl copolymer(EVA) and 5-15 wt% of any one of low density or high density polyethylene(PE), as main ingredient; 7-10 wt% of 2,2'-azobisisobutyronitrile as blowing agent; 1-2 wt% of t-butylhydroperoxide as a vulcanizing agent; and 3-8 wt% of any one of polyethylene wax or paraffin wax as a softening agent. Also, the composition further comprises stearic acid and zinc oxide as a processing aid; carbon black as a colorant; clay as an antiflow agent; calcium carbonate as a filler; process oil as a softening agent; sulfur as a vulcanizing agent; p-quinonedioxime as an accelerator; and OBSH(oxybisbenzene sulfonyl hydrazide) or DPT(dinitroso pentamethylene tetramine) as a blowing agent.
Patent KR-20040024337-A (KR)
Title: Mobile terminal manipulation method using side keys
Inventor: LEE SEONG BEOM
IPC: H04B1/38
Filed: 2002-09-13
Abstract: PURPOSE: A method for operating a portable terminal using side keys is provided to assign menus to side keys when a folder is closed after rotating a display, and to operate the assigned menus even when a keypad is covered, thereby using basic menu functions regardless of a position of the display. CONSTITUTION: If an exclusive function of using side keys is executed in a terminal, a system uses the side keys with a predetermined preset function. If the terminal does not use the side keys exclusively, the system receives a user input by giving selection functions to the side keys. The system automatically converts the side keys into proper functions according to a corresponding mode, and displays the functions of the side keys on a screen neighboring with the side keys. More than one side key is combined together in order to optimally use the selection functions, according to an operational mode of the terminal.
Patent KR-20040024811-A (KR)
Title: Tuner in set-top-box and a tuning method therefore
Inventor: KANG MIN GU
IPC: H04N5/50
Filed: 2002-09-16
Abstract: PURPOSE: A tuning device of a set top box and a tuning method thereof are provided to enable a digital signal searcher to re-search a digital broadcasting signal if an analog broadcasting signal is not searched, thereby continuously receiving a recovered digital broadcasting service without re-selecting a broadcasting channel. CONSTITUTION: A channel tuning unit(401) receives a broadcasting signal from a selected broadcasting channel. A digital signal processor(411) processes a digital broadcasting signal to display the signal on a display. An analog signal processor(413) processes an analog broadcasting signal to display the signal on the display. A digital signal searcher(403) searches whether the digital broadcasting signal is inputted to the channel tuning unit(401). An analog signal searcher(405) searches whether the analog broadcasting signal is inputted. A search signal generator(407) generates a search signal to search the digital broadcasting signal. A controller(409) transmits the searched digital broadcasting signal to the digital signal processor(411), and transmits the analog broadcasting signal to the analog signal processor(413). If the analog broadcasting signal is not searched, the controller(409) controls the digital signal searcher(403) to re-search the digital broadcasting signal.
Patent KR-20030027770-A (KR)
Title: Mixing circuit with low noise factor when operating at low frequency
Inventor: MONGE LAURENT
IPC: H03D7/14
Filed: 2002-09-27
Abstract: PURPOSE: A mixing circuit, a signal processing apparatus, and a telecommunication or radio communication system are provided to be capable of selectively minimizing 1/f frequency. CONSTITUTION: A mixing circuit comprises the third transistor(T3) for transforming a power signal(RF) into current, and the first and second transistor(T1,T2) for mixing supply signals(LO+,LO-) and the current supplied from the third transistor. The first and second transistor are loaded through two impedance(ZC). The two impedance are connected to a fixing voltage source(VCC) capable of permitting the transistor loading. An impedance(ZE) is connected with the third transistor for inducing the inductive degeneration of the third transistor.
Patent KR-20040027097-A (KR)
Title: Manufacturing method of cable socket for vehicle
Inventor: KIM HONG GEUN
IPC: B23P15/00
Filed: 2002-09-27
Abstract: PURPOSE: A manufacturing method of a cable socket for a vehicle is provided to cut down manufacturing cost by minimizing loss of material with forming the cable hole with pressing the material and fitting the length, to improve the reliability and the strength by compressing the material to the regular thickness, and to increase the productivity by processing continuously. CONSTITUTION: A cut material is inserted to a first dice, and the cut surface is hardened with increasing the diameter by applying pressure with a punch unit for the regular thickness and compact structure(P1). The pressed material is inserted to a second dice, and a hole is formed in the upper and lower parts by pressing the center with the punch unit(P2). The material is inserted to a third dice with turning 180 angular degrees, and removed from the hole by the punch unit to form the through hole in the material(P3). The material is inserted to a fourth dice, and the fixing part forming portion is prepared in the lower part of the material with increasing the upper diameter of the hole and decreasing the lower diameter of the hole by the punch unit(P4). The material is inserted to a fifth dice, and a socket is fixed to the lower part of the material by the punch unit(P5).
Patent KR-20030011725-A (KR)
Title: Apparatus for manufacturing the fiber and sheet of metal and intermetallic compound, using plasma torch
Inventor: BAEK TAE IL
IPC: B22F9/06
Filed: 2002-10-23
Abstract: PURPOSE: An apparatus for manufacturing fiber and sheet of metal and intermetallic compound using plasma torch is provided to manufacture metal fibers of high purity applied to the wide range of applications by melting metal supplied in a fixed quantity using the plasma torch and supplying the molten metal to a rotating wheel. CONSTITUTION: The apparatus for manufacturing fiber and sheet of metal and intermetallic compound using plasma torch comprises a mixer(3) for mixing raw materials transferred from a plurality of raw material storage hoppers(1a,1b,1c) installed on the upper part of the apparatus in a fixed quantity; a raw material supply hopper(4) into which mixed raw materials received from the mixer(3) are stored, from which the raw materials are discharged, and into which an inert gas is supplied; a melting chamber(7) on the upper part of which a supply pipe(6) of the raw material supply hopper(4) is penetratingly installed, and at the lower part of which a sensing sensor(29) is equipped to sense level of molten material; a plasma torch(8) which is vertically penetrated from the upper part of the melting chamber(7) so that the plasma torch(8) is ascended and descended; a molten material discharge port(13) which is formed on the lower surface of the melting chamber(7) to manufacture molten material(12) molten by arc of the plasma torch(8); an inert gas blowing port(14) which is penetratingly formed at one side part of the molten material discharge port(13) in an inclined shape; a high speed rotation roll(26) which is rotationally installed at a manufacturing chamber(15) that is formed at the lower part of the melting chamber(7) to manufacture the molten material(12) discharged from the discharge port(13) into fiber or sheet; and a plurality of cooling chambers(19,20) for cooling fiber or sheet of high temperature manufactured from the high speed rotation roll(26) in stages.
Patent KR-20040037458-A (KR)
Title: Gas injecting apparatus for manufacturing semiconductor
Inventor: KIM HYEONG JUN
IPC: H01L21/205
Filed: 2002-10-28
Abstract: PURPOSE: A gas supply apparatus for semiconductor fabricating equipment is provided to prevent a shower head and a gas injecting pipe from being damaged or avoid particles when the shower head and the gas injecting pipe are interconnected by making a connection part come in contact with the gas injecting pipe such that the connection part is formed as one body with the shower head. CONSTITUTION: A chamber(106) is prepared. The shower head(102) supplies gas toward a semiconductor substrate in the chamber. The gas injecting pipe(108) supplies gas to the shower head from the outside of the chamber. The connection part(104) penetrates the wall of the chamber and is connected to the gas injecting pipe.
Patent KR-20040037619-A (KR)
Title: Structure of passenger airbag door for automobile
Inventor: CHO JAE SUN
IPC: B60R21/20
Filed: 2002-10-29
Abstract: PURPOSE: A structure of a passenger airbag door for a vehicle is provided to firmly fix the airbag door to a crash pad by forming a plurality of ribs at the airbag door. CONSTITUTION: A plurality of straight ribs(11) are vertically formed at the outer circumference of the rear surface of an airbag door, and have fixing protrusions(11a). Coupling surfaces are formed at an airbag mounting unit installed at a crash pad, and have coupling holes and fixing grooves. The ribs are fit and fixed to the coupling holes and fixing grooves. Door brackets(12) having fixing holes(12a) are formed at the rear surface of the airbag door, and are fixed to hooks formed at an airbag housing.
Patent KR-20040038119-A (KR)
Title: Method for forming the Isolation Layer of Semiconductor Device
Inventor: HAN SANG GYU
IPC: H01L21/76
Filed: 2002-10-31
Abstract: PURPOSE: A method for manufacturing an isolation layer of a semiconductor device is provided to be capable of preventing hump and fringing field at corner portions of a trench. CONSTITUTION: A trench is formed on a silicon substrate(100) including a pad oxide layer(110) and a pad nitride layer. Rounding oxidation processing is carried out. A spacer(140) is formed at inner walls of the rounded trench. The trench is filled with an SEG(Selective Epitaxial Growth) layer(150). A thermal oxide layer(160) is grown on the SEG layer by performing high temperature thermal oxidation treatment, thereby forming an isolation layer(180).
Patent KR-20040038160-A (KR)
Inventor: KIM CHANG NYEON
IPC: F25D17/08
Filed: 2002-10-31
Abstract: PURPOSE: A refrigerator is provided to prevent difference of temperature between upper and lower portions of a storing room and to prevent food of the lower portion from deteriorating freshness. CONSTITUTION: A duct(20) is arranged to a main body(10) in upper and lower directions, having discharge outlets(21) to supply cool air to a storing room(11). A discharge fan(30) is arranged on an upper portion of the duct to discharge cool air from a freezing device to the duct. A relay fan(40) is arranged on a route of the duct to discharge cool air to the lower portion of the duct. Thereby, generation of temperature difference is prevented in upper and lower portions of the storing room, and deterioration of freshness of food in the lower portion of the storing room is prevented.