baber/WOPTO huggingface dataset:
Patent KR-20020077649-A (KR)
Title: Controller for rf power generator with reduced cable length sensitivity
Inventor: NASMAN KEVIN P
IPC: H03F1/34
Filed: 2002-03-05
Abstract: PURPOSE: A controller for an RF(Radio Frequency) power generator is provided to have with reduced cable length sensitivity. CONSTITUTION: A power module(102) generates an RF(Radio Frequency) power signal outputted to a load(106). An RF sensor(104) generates a forward power feedback signal and a reverse power feedback signal. A controller(210) receives the forward power feedback signal and the reverse power feedback signal. The controller(210) generates a setpoint signal outputted to the power module(102). An external setpoint modulating unit(204) receives the forward feedback signal, the reverse feedback signal, and an external setpoint signal. The external setpoint modulating unit(204) calculates a forward power limit on the basis of the forward and reverse power feedback signals. The external setpoint modulating unit(204) outputs a modulated setpoint signal to the controller(210) on the basis of one of the forward power limit and the external setpoint signal. The external setpoint modulating unit(204) and the controller(210) are integrated.
Patent KR-20020029883-A (KR)
Inventor: JUNG MUN GYEONG
IPC: A44C27/00
Filed: 2002-03-09
Abstract: PURPOSE: A method for preparing coating solution with perfume is provided to continuously discharge incense from a rare metallic product and to improve flexibility and immersion efficiency of the product into the coating solution by using pintonite. CONSTITUTION: The method comprises a step(100) of immersing after filing organic compound into nitrocellulose resin before immersing activate rare metals in a hot water bath; another step(200) of introducing pintonite catalyst and melting the pintonite catalyst in the hot water bath; and a third step(300) of leaving the molten material for 48 hours then drying solvent to be evaporated. The pintonite should be held under 40-70 deg.C during heating in the water bath. The nitrocellulose resin and the pintonite catalyst are admixed in a percent ratio of 100 : 5.
Patent KR-20030073677-A (KR)
Title: Stack cooling system for fuel cell and overload protecting methode thereof and fuel/air feed rate controlling methode thereof
Inventor: HUH SEONG GEUN
IPC: H01M8/04
Filed: 2002-03-12
Abstract: PURPOSE: Provided are a stack cooling apparatus of a fuel cell system and a method for preventing overload, a method for controlling the supply amount of fuel/air, and a method for controlling the supply amount of cooling water by using the stack cooling apparatus of the fuel cell system. CONSTITUTION: The stack cooling apparatus of the fuel cell system comprises: a fuel cell stack part(10) comprising a fuel electrode(11) attached to an air electrode(12), wherein an electrolyte membrane is placed between the fuel electrode(11) and the air electrode(12); a fuel supply part(20) supplying hydrogen to the fuel electrode(11); an air supply part(30) supplying oxygen to the air electrode(12); a cooling-water supply part(40) for radiating heat generated from the fuel cell stack part(10); a heat recovering part(50) for recovering the heat generated from the fuel cell stack part(10); a cooling-water circulating part(60) re-inletting the cooling-water, passed through the heat recovering part(50), into the heat recovering part(50); a heat exchange part(70) cooling heated water; a first temperature sensor(81) sensing the temperature of the cooling-water outputted from the heat recovering part(50); a second temperature sensor(82) sensing the temperature of the cooling-water re-inlet to the heat recovering part(50); a control part(90) controlling the supply amount of the cooling-water, the supply amount of the fuel/air, or whether to drive the fuel cell stack part(10) by measuring the difference of temperature between the first and the second temperature sensors(81,82).
Patent KR-20020025171-A (KR)
Inventor: KANG SUNG BOK
IPC: A47L9/24
Filed: 2002-03-18
Abstract: PURPOSE: An auxiliary suction pipe of a vacuum cleaner is provided to effectively clean a narrow space or a bending area by attaching an auxiliary brush to the auxiliary suction pipe. CONSTITUTION: An extension hose(100) is directly coupled to a handle(3) or coupled to the handle(3) through a connector(103). The other end of the extension hose(100) is connected to an extension pipe through the connector(103). A plurality of suction holes(101) are formed at the other end of the extension hose(100) so as to suck dusts. A brush(102) is inserted into the other end of the extension hose(100). The brush(102) is fixed to the other end of the extension hose(100) by means of a cap. In addition, guide lines can be formed at the other end of the extension hose(100) so as to easily insert the brush(102) into the other end of the extension hose(100).
Patent KR-20030076834-A (KR)
Title: Method of Controlling Operation of a Large Scale Ice-making Machine of Vertical Type
Inventor: YOO SE HUN
IPC: F25C1/00
Filed: 2002-03-22
Abstract: PURPOSE: A method for controlling operations of a vertical-type large ice machine is provided to efficiently and quickly produce a number of small cakes of ice. CONSTITUTION: A method for controlling operations of a vertical-type large ice machine is composed of steps of supplying water for pre-set drain time by checking a deicing mode set from a switch control unit and successively driving a drain valve, a pump motor, a solenoid valve at regular time intervals(S1,S2): stopping driving the drain valve and the pump motor after the drain time and quickly forming ice on an ice plate in deicing by continuously driving the solenoid valve for the pre-set delay time of the solenoid valve(S3); driving a compressor after the delay time of the solenoid valve and performing a deicing operation by driving the pump motor after delaying the pump motor for the pre-set delay time of the pump motor(S5); checking an ice formation by detecting the continuous short signal of an ice detecting sensor for a predetermined time during a deicing, stopping driving the pump motor for a while, and performing a hot gas operation by gradually driving the drain valve, the pump motor, and the solenoid valve at regular time intervals(S6,S8); stopping driving the drain valve and the pump motor after checking the output of ice by detecting an instantaneous open signal of an ice output detecting sensor during the hot gas operation, continuously driving the solenoid valve during the delay time of the solenoid valve, and then performing the deicing operation again(S9).
Patent KR-20030078391-A (KR)
Title: Producing Method of Nano-Size Powders and Equipment for Producing Thereof
Inventor: CHOI YONG
IPC: C25C7/00
Filed: 2002-03-29
Abstract: PURPOSE: A method and an apparatus for manufacturing ultrafine powders are provided to manufacture ultrafine powders consisting of uniform high purity and high density metallic particles or ceramic particles and manufacture ultrafine powders having particle size of 10 nm or less. CONSTITUTION: The apparatus for manufacturing ultrafine powders comprises an electrolytic cell(2) comprising anode electrode(6), cathode electrode(4), electrolyte containing metal, ultrasonic oscillator(10) for preventing coagulation of particles and/or magnetic stirrer for electronic stirring; a variable rectifier(8) for supplying constant voltage, backward voltage and high voltage as occasion demands to the anode electrode(6) and cathode electrode(4); an electrolyte storage tank(18) for supplying electrolyte to the electrolytic cell(2); a heater(20) for maintaining the electrolyte stored in the electrolyte storage tank(18) to a certain temperature; and a precipitation tank(16) for precipitating ultrafine powders contained in the electrolyte, wherein the apparatus further comprises partitions(14) for providing moving path of the electrolyte containing ultrafine powders, and wherein the ultrafine powders are consisted of metallic particles and ceramic particles.
Patent KR-20020079437-A (KR)
Inventor: AISO YOSHIAKI
IPC: F21W107/10
Filed: 2002-04-03
Abstract: PURPOSE: To improve the outward appearance of a lighting fixture when a bulb socket is fit to a reflector or the like and make the bulb socket small. CONSTITUTION: The bulb socket 4 is equipped with a cylindrical socket body 41 and a fitting groove 42 inclined from the front end surface to the rear end surface formed on the outer circumferential surface of the socket body 41. The reflector 2 is equipped with a socket fitting cylinder part 22 projecting from a reflecting surface 21 toward the rear; a fitting projection 23 projecting on the inner circumferential surface of the socket fitting cylinder part 22 in the inner diameter direction and to be fit to the fitting groove 42, and a blocking projection 24 for blocking the front end part of the fitting groove 42. The bulb socket 4 is supported to the reflector 2 by fitting of the fitting groove 42, the fitting projection 23, and the blocking projection 24. Since the front end part of the fitting groove 42 is blocked with the blocking projection 24, the cut out front end part of the fitting groove 42 is not exposed to the front side of the reflector 2 to enhance the outward appearance. Formation of a flange or a bayonet piece is unnecessary, increase in diameter of the bulb socket is prevented, and a small device is realized.
Patent KR-20020079443-A (KR)
Inventor: KASHIMA KEIJI
IPC: G02B5/30
Filed: 2002-04-03
Abstract: PURPOSE: An optical element for extracting circularly polarized light, method of manufacturing the same, polarized light emitting device and liquid crystal display with the optical element are provided to prevent quality deterioration due to bright and dark stripes in the surface of the display unit by making the polarized state of the optical element uniform. CONSTITUTION: A circularly-polarized-light-extracting optical element includes a glass substrate(11), an alignment layer(12) laminated to the glass substrate, and a cholesteric layer(13) formed on the alignment layer, in which molecules are aligned in the state of planar alignment due to the alignment-regulating action of the surface of the alignment layer. The cholesteric layer employs a first surface(13a) on the glass substrate side, and a second surface(13b) opposite to the first surface. Director directions of molecules on the first surface of the cholesteric layer are aligned substantially in one direction because of the alignment-regulating action of the surface of the alignment layer. Further, the chiral pitch in the cholesteric layer varies so that the chiral pitch(p2) on the second surface side is longer than the chiral pitch(p1) on the first surface side.
Patent KR-20030083510-A (KR)
Title: Method for verifying users and updating the data base, and face verification system using thereof
Inventor: KI SEOK CHEOL
IPC: G06T7/00
Filed: 2002-04-23
Abstract: PURPOSE: A user certification and database updating method and a face recognition system are provided to previously register image data considering errors which can be generated when an eye is detected so that it can enhance a recognition performance. CONSTITUTION: The system comprises a preprocessor(310), a face detector(320), an eye position change module(330), a normalization module(340), a feature extractor(350), a feature classifier learning module(360), a determination module(370), and a database(380). The preprocessor(310) processes input image before a normal image process. The face detector(320) separates the input image into a face image and a background image. The eye position module(330) detects a position of an eye, and generates eye coordinate pairs by moving the eye coordinates. The normalization module(340) normalizes the face area along the eye coordinate pairs for reducing an influence caused by a luminance or a size of the face image. The feature extractor(350) calculates a feature value by using the face image. The feature classifier learning module(360) learns the feature classification data by using the calculated feature value. The determination module(370) compares the extracted feature value with the registered one, and determines a similarity. The database(380) stores the face recognition feature value and the feature classification data.
Patent KR-20020082787-A (KR)
Inventor: SEITA KAZUHISA
IPC: H04M1/02
Filed: 2002-04-24
Abstract: PURPOSE: A communication module and a communication apparatus having the same are provided position an IC card antenna when installing IC card functions to mobile terminals. CONSTITUTION: An IC chip(12) communicates with an external communication object. A non-contact IC card antenna(14) transmits and receives communication electromagnetic waves corresponding to contents of a communication from the IC chip(12). An antenna connection circuit(16) connects the IC chip(12) with the non-contact IC card antenna(14). The IC chip(12), the non-contact IC card antenna(14), and the antenna connection circuit(16) are provided on a mount board(18). A shield member shields the electromagnetic waves. The shield member is positioned to face the mount board(18). A connector(19) connects a communication module with another apparatus.
Patent KR-20030084409-A (KR)
Title: Serial bus type automatic feature recognition device and method of switch system
Inventor: JUNG UI SEOK
IPC: H04M3/22
Filed: 2002-04-26
Abstract: PURPOSE: A serial bus-type automatic shape recognition device of an exchange and a method therefor are provided to recognize a board for configuring a hierarchical or a non-hierarchical system or a shape thereof in real time, thereby always monitoring and perceiving a hardware configuration state. CONSTITUTION: A shape recognition device(300) transmits position and slot information through the first shape recognition bus(400), receives a response signal, and recognizes whether a board is in a normal position. The first ID transmitters(600) receive the position information, and compare the received position information with self position information. If the compared information is the same, the first ID transmitters(600) transmit the slot information to the second shape recognition bus(700), and transmit response signals including self ID information to the shape recognition device(300). The second ID transmitters(800) compare whether the received slot information is the same as slot information provided from the outside. If so, the second ID transmitters(800) transmit response signals including self ID information to the shape recognition device(300).
Patent KR-20030088067-A (KR)
Title: Error detection control method of controller for vehicle
Inventor: PARK YONG JE
IPC: F02D45/00
Filed: 2002-05-10
Abstract: PURPOSE: A method is provided to achieve improved performance of the system and allow for efficiency of control by permitting the transaction control system controller and engine management system controller to operate even when the controller area network message is absent. CONSTITUTION: A method comprises a step of permitting an anti-lock brake system controller, a traction control system controller, a transmission control unit controller and an engine management system controller to judge whether an error signal is input; a step of judging whether the error signal is caused due to the low or over voltage of the battery, if the error signal is input; and a step of performing an operation in disregard of the controller area network message of the transmission control unit controller and engine management system controller, if the error signal is caused due to the low or over voltage of the battery.
Patent KR-20030088702-A (KR)
Title: Back light and alarm control method of refrigerator
Inventor: AHN UNG SEOP
IPC: F25D29/00
Filed: 2002-05-14
Abstract: PURPOSE: A method for controlling a backlight and alarm sound of refrigerator is provided to prevent unnecessary lighting or alarming by determining that a door is closed if communication is disabled while the door is opened. CONSTITUTION: A main PCB(Printed Circuit Board) senses when a door of a refrigerator is opened by a user to put in or take out food, and transmits door opening signal to a display PCB so that the display PCB turns on a backlight. Alarm sound is generated if more than a minute has passed since the backlight is turned on. The backlight is kept turned off and the alarm sound is not generated unless the user opens the door. The display PCB determines that the door is closed regardless of opening and closing of the door to turn off the backlight and the alarm sound after fixed time has passed if communication is disabled due to disconnection while the door is opened and the backlight is turned on as the main PCB is incapable of transmitting opening and closing status of the door to the display PCB.
Patent KR-20030089226-A (KR)
Title: Method and apparatus for data processing for reducing image scanning time
Inventor: KIM HAE CHEOL
IPC: H04N1/04
Filed: 2002-05-17
Abstract: PURPOSE: A method and an apparatus for processing data to execute preheat and/shading correction from the time when a user opens a cover of a document table or sets a document at an ADF(Automatic Document Feeder) are provided to reduce a time processing data after the user orders picture reading. CONSTITUTION: A sensor continuously judges whether it is immediate before reading a picture(10). If so, reading the picture is prepared(12). It is judged whether a user orders picture reading(14). If so, the picture is read(16). It is judged whether a predetermined time has passed(18).
Patent KR-20030002991-A (KR)
Title: Switching power supply unit
Inventor: MORITA KOUICHI
IPC: H02M3/335
Filed: 2002-05-20
Abstract: PURPOSE: To enhance the efficiency of a switching power unit which has a power factor improving function. CONSTITUTION: The switching power unit has a rectifying circuit 4 connected to a pair of AC power terminals 1 and 2; first and second inductance windings L2 and L2; a transformer 5 having primary, secondary, tertiary, and quadratic windings N1, N2, N3, and N4; a main switch Q1; an auxiliary switch Q2; and a capacitor Cq1 for soft switching. The first and second inductance windings L1 and L2 are magnetically coupled with each other, and they contribute to improvement of power factor and waveform. The auxiliary switch Q2 contributes to the formation of the discharge circuit of the capacitor Cq1 for soft switching. Discharging the capacitor Cq1 for soft switching before the ON control of the main switch Q1 reduces the switching loss.
Patent KR-20030040005-A (KR)
Title: An empty cartridge collect case for rifle
Inventor: OH SE HONG
IPC: F41C27/00
Filed: 2002-05-24
Abstract: PURPOSE: A cartridge case container for a rifle is provided to reduce the weight of a frame by making the frame of synthetic resin, to carry and store conveniently by keeping up the shape of a shape memory alloy cartridge net, to check the cartridge chamber easily, and to prevent injury of a shooter against gas discharge by forming a gas discharge part. CONSTITUTION: A cartridge case container is composed of a frame(11) separably mounted to a shell ejection port cover of a rifle, and a cartridge net(16) covering the frame and collecting cartridges from the shell ejection port. The frame has an arc upper link(12) separably mounted to the rifle body by elasticity, a lower assembling piece(13), a fitting groove(14) and an assembling protrusion(22) assembling the cartridge net. A wire(20) is inserted to the cartridge net to keep the shape, and the cartridge net is composed of an iron wire(17) inserted to the fitting groove, and an assembling hole(23) combined with the assembling protrusion.
Patent KR-20020096878-A (KR)
Title: Electronic trip device comprising a capacitor for supply of a trip coil
Inventor: HOUBRE PASCAL
IPC: H02H3/08
Filed: 2002-05-28
Abstract: PURPOSE: An electronic trip device including a capacitor for supply of a trip coil is provided to enable its size to be reduced by charging a capacitor at a lower voltage than that which is necessary for tripping. CONSTITUTION: An electronic trip device comprises current measuring unit connected to an electronic processing circuit designed to perform protection functions and comparing the measured current with at least one tripping threshold, and to a power supply circuit comprising a power supply capacitor and a unit for regulating the voltage at the terminals of the capacitor according to a preset reference voltage. The electronic processing circuit comprises unit for comparing the measured current with a preset threshold, lower than the tripping threshold. The trip device comprises unit for setting the reference voltage of the regulating unit to the first preset value during a preset period, when power-on of the trip device is performed or when the measured current is equal to or greater than the preset threshold, and to the second preset value, lower than the first value, after the preset period.
Patent KR-20020093567-A (KR)
Inventor: ISHIZAKI MORIO
IPC: H01M50/171
Filed: 2002-06-04
Abstract: PURPOSE: Provided are secondary batteries miniaturized for example in forms of buttons, coins and the like and used as a main power source for electronics, a power source for backing up memory and the like, an anode or negative electrode cans thereof, and methods of manufacturing the same, and more specifically to anode cans of secondary batteries obtained by bending a material formed of layers stacked to combine materials different in hardness, secondary batteries using the anode can, and methods of manufacturing the same. CONSTITUTION: The anode can(2) of a secondary battery(20) consisting of a stack of layers including an aluminum alloy layer(2b) and a stainless steel layer(2a) formed on the aluminum alloy layer(2b), comprises: a flat, center portion(10); and a peripheral side wall(5) contiguous to and surrounding the flat center portion(10), wherein the aluminum alloy layer(5b) located at the peripheral side wall(5) is smaller in thickness than the aluminum alloy layer(2b) located at the flat center portion(10), and the peripheral side wall(5) has an edge with the aluminum alloy layer(5b) and the stainless steel layer(5a) having their respective end surfaces aligned substantially in a single straight line in a plane substantially perpendicular to an outer peripheral surface of the peripheral side wall(5).
Patent KR-20020097008-A (KR)
Title: Filter for a gap-filler for a terrestrial digital television signal
Inventor: CHANTEAU PIERRE
IPC: H04N7/12
Filed: 2002-06-19
Abstract: PURPOSE: A filter for a gap-filler of a terrestrial digital television signal is provided to receive the analog signal by a receiver and re-broadcast the signal of isofrequency without perturbation by removing the specific frequency of the analog signal. CONSTITUTION: A re-broadcasting system comprises a selecting unit(11) protecting UHF(ultra high frequency) band; a filtering unit(12) removing the specific frequency of the analog signal; an amplifying unit(13) amplifying the filtered signal; and a re-broadcasting unit(14) broadcasting the amplified signal. The isofrequency of the signal including digital and analog signals related to television program is re-broadcasted without perturbation by eliminating the specific frequency of the analog signal.
Patent KR-20040001325-A (KR)
Title: Ceramic composite implant and manufacturing method thereof
Inventor: KIM HAE WON
IPC: A61L27/10
Filed: 2002-06-27
Abstract: PURPOSE: Provided are a ceramic complex for biotransplantation, which compensates a physical property that is a disadvantage of apatite by using a reinforcing material of ceramic, and enables bio-compatibility and bioactivity properties of apatite to be used. CONSTITUTION: The ceramic complex comprises, as matrix phase, a fluoro-hydroxyapatite solid solution represented by the following formula: Ca10(PO4)6(OH)2-xF2x(wherein x is exceeding 0 less than 1); as second phase functioning as the reinforcing material, at least one material selected from zirconia(ZrO2), alumina(Al2O3), titania(TiO2), silicon carbide(SiC), and silicon nitride(Si3N4), and metal fiber. The content of the second phase is 20-50 vol% of the complex.