baber/WOPTO huggingface dataset:
Patent KR-20030073376-A (KR)
Title: Manufacturing method and device of stacking IC package
Inventor: CHOI YOUNG INN
IPC: H01L23/48
Filed: 2002-03-11
Abstract: PURPOSE: A method and apparatus for manufacturing a stacked semiconductor chip package are provided to be capable of preventing the semiconductor chip package attached on a lead frame from being damaged. CONSTITUTION: After capsizing the first lead frame(41) for facing the bended portion of a land(42) upward, the first unit semiconductor chip package(43) is reversely mounted on the resultant structure. Then, the upper surface of the first unit semiconductor chip package is connected to the lower surface of the first lead frame by carrying out the first heat treatment. An air cooling process is carried out at the resultant structure. After capsizing the resultant structure, the second unit semiconductor chip package(46) is forwardly mounted on the resultant structure. Then, the lower surface of the second unit semiconductor chip package is connected to the upper surface of the first lead frame by carrying out the second heat treatment. Then, the leads(44,47) of the first and second unit semiconductor chip package are electrically connected to the land of the first lead frame by using a Pb bath.
Patent KR-20030010482-A (KR)
Title: Keyboard instrument for personal computer
Inventor: LEE MOON KEY
IPC: G10H7/00
Filed: 2002-03-15
Abstract: PURPOSE: A keyboard instrument for a computer is provided to allow a user to easily play the keyboard instrument and learn how to play the instrument according to indication lights. CONSTITUTION: A keyboard instrument for a computer includes the first counter(13a) for receiving a clock signal and a reset signal from a parallel port(11) and outputting N output bits, an Mx1 multiplexer(15) whose gate ports receive the output bits of the first counter, and the second counter(13b) for receiving the reset signal from the parallel port and accepting the clock signal from the most significant bit output of the first counter. The multiplexer outputs one of bits corresponding to binary numbers of the signals input to the gate ports through an output port(OUT) of the multiplexer. The keyboard instrument further includes a converter(17) for outputting bits corresponding to a BCD signal that corresponds to (N-1) bits obtained by excluding the most significant bit from the output of the second counter, and a key matrix circuit composed of the input ports of the multiplexer and the output ports of the converter. At the key scan time of an operating program, a contact point selected by the key matrix circuit is output to the output port of the multiplexer to be transmitted to a PC through a key state input port of the parallel port.
Patent KR-20030078314-A (KR)
Title: Filter for deleting image of cordless phone
Inventor: KANG CHANG SU
IPC: H01P1/203
Filed: 2002-03-29
Abstract: PURPOSE: An image removing filter is provided to achieve improved frequency characteristics by arranging the image removing filter into a strip line together with a plurality of chip capacitors. CONSTITUTION: An image removing filter for removing image components other than the frequency band in use at the front or rear end of a power amplifier module of a DECT(digital Europe cordless telephone) RF unit, comprises a first multi-layer ceramic condenser(C31) and a second multi-layer ceramic condenser(C32) which are connected in serial; a third multi-layer ceramic condenser(C33) having an end connected to the connection point of the first multi-layer ceramic condenser and the second multi-layer ceramic condenser; and a strip line inductor(L31) connected between the other end of the third multi-layer ceramic condenser and a ground.
Patent KR-20030016155-A (KR)
Title: Method and system for localizing and correlating leaks in fluid conveying conduits background of the invention
Inventor: CHANA GURCH
IPC: G01M3/24
Filed: 2002-04-02
Abstract: PURPOSE: A method and a system for localization and correlation of leakage of a fluid conveying conduit is provided to recognize the precise position of leakage in a conduit by collecting sound data and correlate the leakage by storing the sound data. CONSTITUTION: A system for localization and correlation of leakage of a fluid conveying conduit includes first and second automatic recorders(13) disposed with a distance from each other for sensing and recording sound data generated in at least a single conveying conduit, an interface unit(15) detachably connected to the first and second automatic recorders(13), and a computer system(17) detachably connected to the interface unit(15), downloading the sound data recorded by the first and second automatic recorders(13), and using the sound data for checking at least a leakage position at least in the single conduit and correlating the leakage.
Patent KR-20030076143-A (KR)
Title: Plasma display panel and driving apparatus and method thereof
Inventor: KIM JIN SEONG
IPC: G09G3/296
Filed: 2002-04-03
Abstract: PURPOSE: A plasma display panel and a driving apparatus and a driving method thereof are provided to boost an address voltage to a desired voltage or drop the address voltage to a ground voltage by boosting the current of an inductor of a power recovery circuit before applying a pulse to an address electrode and applying the boosted energy in a process for applying a pulse. CONSTITUTION: A driving apparatus of a plasma display panel includes the first and the second capacitors(Cr1,Cr2), the first and the second switching elements(M1,M2), the third and the fourth switching elements(M3,M4), the first and the second inductors(L1,L2), and the fifth and the sixth switching elements. The first and the second capacitors(Cr1,Cr2) are connected between the first and the voltages. The first and the second switching elements(M1,M2) are connected in parallel to a contact point between the first and the second capacitors. The third and the fourth switching elements(M3,M4) are serially between the first and the second voltages. The first and the second inductors(L1,L2) are connected between the first switching element(M1) and a contact point between the third and the fourth switching elements(M3,M4) and between the second switching element(M2) and the contact point between the third and the fourth switching elements(M3,M4). The fifth and the sixth switching elements are serially connected between the contact point between the third and the fourth switching elements(M3,M4) and the second voltage. A contact point between the fifth and the sixth switching elements is connected to a panel capacitor(Cp).
Patent KR-20030079483-A (KR)
Title: Semiconductor device with fuse box in pad region and method for fabricating the same
Inventor: KIM HYEON CHEOL
IPC: H01L23/525
Filed: 2002-04-04
Abstract: PURPOSE: A semiconductor device having a fuse box in a pad region and a method for manufacturing the same are provided to be capable of reducing chip size by forming a pad and the fuse box in the same pad region. CONSTITUTION: A semiconductor device is provided with a plurality of fuses(210) formed in a pad region(202) of a semiconductor substrate(200), an interlayer dielectric(220,240) formed at the upper portion of the semiconductor substrate, a pad formed at the upper portion of the interlayer dielectric of the pad region, a pad opening portion(290) formed at the upper portion of the interlayer dielectric for exposing the pad. At this time, the pad opening portion is defined by forming a protecting layer(280) having a fuse box(295) for partially exposing the interlayer dielectric formed at the upper portion of the fuses. Preferably, a guard ring(275) is formed at one side of the fuse box for protecting the fuse box.
Patent KR-20030080332-A (KR)
Title: Layout of Data output buffer
Inventor: JIN SEUNG EON
IPC: G11C11/40
Filed: 2002-04-08
Abstract: PURPOSE: A layout of an output buffer of a semiconductor device is provided which enables to change output resistance of the output buffer easily. CONSTITUTION: According to an output buffer of a semiconductor device using a multi layered interconnection, the first metal(M0) and the second metal(M1) and a drain region of a MOS transistor are connected through a number of first and second contact plugs(M0C,M1C) respectively, and the second metal is connected to an output pad(PAD). The first metal comprises a number of separated metals connected to at least one of the first contact plugs.
Patent KR-20030083270-A (KR)
Title: production method of pre-foamed polyolefin beads having uniform expansion ratio
Inventor: BAEK SEON MIN
IPC: C08J9/04
Filed: 2002-04-20
Abstract: PURPOSE: A method for producing pre-foamed polyolefin beads is provided to obtain the pre-foamed polyolefin beads having a uniform foaming ratio throughout the whole processes for discharging the beads and to reduce the energy. CONSTITUTION: The method for producing pre-foamed polyolefin beads comprises the steps of: (a) introducing polyolefin resin beads into an autoclave together with water and a foaming agent and heating them with stirring in the presence of the gaseous space at the upper part to infiltrate the foaming agent into the inside of the beads; (b) injecting an aqueous foaming agent solution into the autoclave to release the gaseous phase in the autoclave from the top; and (c) injecting an aqueous foaming agent solution into the autoclave in the state that the gaseous phase is released while the polyolefin resin beads are discharged from the top of the autoclave.
Patent KR-20030083372-A (KR)
Title: Traffic Signal with Triangle, Rectangle and Circle Shape
Inventor: LEE SUN GOO
IPC: G08G1/095
Filed: 2002-04-22
Abstract: PURPOSE: A signal lamp having a triangle and rectangular and circular shape is provided to improve the discrimination of traffic light signals by differently configuring the shape of signal lamps or signal lamp windows according to traffic light signals. CONSTITUTION: Signal lamps have each a circular shape and are comprised of red, yellow, green, and an arrow. A reflection mirror(80) of each of the signal lamp has one of a triangle(50), a rectangular(60), and a circular shape(70). A frame of each signal lamp is made of one of aluminum, a steel, an alloy steel. The frame is further made of a composite material manufactured by a glass fiber or a carbon fiber. Also, the frame is made of a material in which the composite material is mixed with a metal. A light source of each signal lamp is one of a bulb and a LED(Light Emitting Diode).
Patent KR-20020083511-A (KR)
Inventor: IGUCHI ETSUKO
IPC: C08L61/20
Filed: 2002-04-27
Abstract: PURPOSE: To provide a method for filling a fine hole whose pattern diameter is not more than 0.18 μm, without voids. CONSTITUTION: This is the method for filling the fine hole whose pattern diameter is not more than 0.18 μm, and the method comprises (i) a process for coating the fine hole with a buried material prepared by dissolving in an organic solvent a nitrogen-containing compound consisting of at least one kind chosen from melamine, benzoguanamine, acetoguanamine, glycoluril, urea, thiourea, guanidine, alkylenurea, and succinylamide, having the weight-average molecular weight of not more than 800 and being replaced with at least two hydroxyalkyl or alkoxyalkyl, (ii) a process for drying the buried material, and (iii) a process for heating the buried material at 150-250°C.
Patent KR-20030086634-A (KR)
Title: An electroluminescence picture frame
Inventor: KIM JONG PIL
IPC: A47G1/06
Filed: 2002-05-06
Abstract: PURPOSE: Flashing luminous frames and displays are provided to enhance visual effect on displays and images and to make practically in the daily life by being used as normal lighting tool or bedroom lighting tool. CONSTITUTION: Flashing luminous frames and displays include a flat supportive panel(110) and a floodlight panel which stand face to face around a sheet of image; a frame(130) which is set around the lines of the supportive panel(110) and the floodlight panel to get the floodlight panel attached to the supportive panel; plural floodlight windows(131) which are formed to be set in the frame in a certain pattern; a luminous sheet(140) which is set between the frame and the floodlight panel and in which plural luminous parts(141) are formed corresponding to the plural floodlight windows(131); and a controller(150) to shoot light through the floodlight windows(131) when the power is applied to light the luminous parts(141).
Patent KR-20030087188-A (KR)
Title: Molding apparatus of molding plurality of semiconductor devices in same time
Inventor: LEE DAE SEONG
IPC: B29C45/02
Filed: 2002-05-07
Abstract: PURPOSE: Molding equipment for simultaneously molding a plurality of semiconductor devices is provided to be capable of effectively preventing the mass generation of molding failures by detecting the malfunction of each plunger using a plurality of sensors. CONSTITUTION: The molding equipment for simultaneously molding a plurality of semiconductor devices is provided with a mold(200) and a plurality of plungers(110) inserted in the mold for injecting molding compound in order to encapsulate the semiconductor device. The molding equipment for simultaneously molding a plurality of semiconductor devices further includes a plurality of sensors(600) installed at each plunger for detecting the malfunction of each plunger and a plunger block(100) controlling the motion of the plungers.
Patent KR-20030088675-A (KR)
Title: Inverse Multiplexing System over Ethernet and Method using the same
Inventor: HUH GI YEONG
IPC: H04L12/54
Filed: 2002-05-14
Abstract: PURPOSE: An IME(Inverse Multiplexing over Ethernet) system and a method therefor are provided to divide Ethernet frames into IME cell signals to transmit the signals as xDSL signals, and to arrange/reassemble the signals to transmit to another Ethernet, thereby transmitting wideband data and reducing network configuration cost. CONSTITUTION: The first IME device(20) comprises as follows. An Ethernet interface(210) controls a flow of Ethernet frames. An IME cell converter(240) divides the Ethernet frames into many IME cells, or reassembles the IME cells to the original Ethernet frames. An xDSL modem(270) performs a modulating/demodulating operation between the IME cells and xDSL signals. A UTOPIA interface(220) interfaces transmissions of the IME cells. A memory(230) temporarily stores various data. A controller(250) overall controls an operation of the IME cell converter(240). The second IME device(30) has the same configuration as the first IME device(20).
Patent KR-20030088697-A (KR)
Inventor: HUH JEOM SEOK
IPC: H02M1/36
Filed: 2002-05-14
Abstract: PURPOSE: A switching mode power supply is provided to reduce the power consumption by using a supply voltage detector to detect the supply power after an initialization process. CONSTITUTION: A switching mode power supply includes a smoothing circuit portion(6), a supply voltage control portion(8), and a switch(9). The smoothing circuit portion(6) supplies a supply voltage by smoothing an oscillating signal generated from an auxiliary wire. The supply voltage control portion(8) detects the supply voltage of the smoothing circuit portion(6) and controls a start voltage provided to a start power supply portion(3) according to a level of the detected supply voltage. The switch(9) is used for intercepting the start voltage according to a control operation of the supply voltage control portion(8).
Patent KR-20030092417-A (KR)
Title: Tightness maintain equiment for shaft kiln of combustion or exhaust duct
Inventor: YOON JONG OK
IPC: C04B2/10
Filed: 2002-05-29
Abstract: PURPOSE: Provided is a device for maintaining the sealing of a combustion exhaust duct of a lime firing furnace having two shaft kilns, in which the duct is selectively opened and closed when the kilns are operated alternately to perform the combustion exhaust effectively. CONSTITUTION: The device is characterized by comprising: a duct disposed in the upper part of the lime firing furnace, connected to two shaft kilns and having gas outlets(31a,31b) at both sides of the top thereof; a valve having hollow spheres(32a,32b) integrally formed with the gas outlets(31a,31b), wherein water is filled to the height more than a half of the spherical volume and exhaust lines(33a,33b) are disposed passing through the inside of the spheres in which the top ends of the exhaust lines are located in the position higher than the water level; an opening/shutting means that is disposed in the inside of each spheres and comprises half-spherical ports(34a,34b) connected to a cylinder(36) and rotated around pins(35a,35b) as axes.
Patent KR-20030092810-A (KR)
Title: Air dryer for a vehicle
Inventor: PARK WON GI
IPC: B01D53/26
Filed: 2002-05-31
Abstract: PURPOSE: An air dryer for vehicles in which exchange time of filter sieve of the air dryer is visually indicated, and compressed air exhausted during blocking and discharging operations does not cause environmental pollution is provided. CONSTITUTION: The air dryer for vehicles comprises a sight glass(1) formed at a lower part of filter sieve(114) so that the circumference of a lower part of the drying agent is observed from the outside; a drying agent(3) containing blue type silica gel installed inside the filter sieve observed through the sight glass; and a discharge filter(5) for filtering compressed air exhausted during blocking and discharging operations, wherein the air dryer for vehicles further comprises a contamination state indication means for indicating the contamination state of the discharge filter, wherein the contamination state indication means comprises double purge piston(9), first and second springs(11,12), accumulation piston(13), third spring, discrimination part and observation window(16), and wherein the contamination state indication means further comprises electrical contact points and alarm means(19).
Patent KR-20030094657-A (KR)
Title: Method for discretion the equipment service of a car
Inventor: KIM YU SEUNG
IPC: H04W4/04
Filed: 2002-06-07
Abstract: PURPOSE: A method for processing an overhaul service of a car is provided to enable a car user to confirm an overhaul state of a car in real time through a moving picture or a still image over the Internet, thereby enabling the user to recognize the overhaul state at any time. CONSTITUTION: A system receives an overhaul reservation by inputting various information on a car from a user. The system transmits a reserved state for an overhaul service to the user through E-mail or a text message, designates the nearest service station to guide the car. When the car is sent to the service station, the system directs the service station to start an overhaul. The system decides whether the overhaul targets on a specific item or entire items of the car, and executes the overhaul. If the car has a fault, the system calculates predicted time for repairing and an estimate, and informs the user of results. The system takes a picture of a repairing state in real time through a moving picture of a still image, and displays the picture over the Internet. When the car is fully overhauled, the system informs the user of an overhauled state. When the car is sent to the user, the system settles accounts for the overhaul.
Patent KR-20020065414-A (KR)
Inventor: LEE JONG HYUN
IPC: B65F5/00
Filed: 2002-06-17
Abstract: PURPOSE: A dust collecting apparatus is provided to improve working efficiency by treating dust and sawdust continuously in processing timber, and to keep clean by filtrating fine dust with an air filter. CONSTITUTION: A dust collecting device is composed of a blower(100); a tubular body(200) connected to a suction port of the blower to transfer dust by suction force generated from the blower; a dust collecting part(210) placed in the end of the tubular body to collect dust; and a dust gathering part(300) having a filter(310) collecting dust from the dust collecting part with suction force of the blower. A dust collecting container is connected to the tubular body, and dust is treated continuously with collecting dust by the blower and storing dust in the dust collecting container. Processing efficiency is improved with collecting fine dust by the air filter.
Patent KR-20020070397-A (KR)
Inventor: HWANG IN GYEONG
IPC: F24F11/02
Filed: 2002-06-17
Abstract: PURPOSE: An air-conditioning system for air-conditioned room for cultivation of vegetation is provided to improve compression efficiency of a compressor and to protect the compressor. CONSTITUTION: A system includes a first air conditioner(100) overheating refrigerant gas discharged from a first evaporating core(140) using high-temperature heat of a first hot water tank(110) having a first heater core(111) built therein to supply a first compressor, condensing the refrigerant gas compressed in the first compressor in a first chilled water tank(130) having a first condensing core(131) built therein and cooling refrigerant gas passing a first expansion valve(133) in the first evaporator core by a first forcible air blowing fan(F); a second air conditioner(200) overheating refrigerant gas discharged from a second evaporating core using the high-temperature heat of the first hot water tank of the first air conditioner in common to supply to a second compressor, condensing the refrigerant gas compressed in the second compressor in a second chilled water tank(230) having a second condensing core(231) built therein and cooling the refrigerant gas passing a second expansion valve(233) in the second evaporating core by a second forcible air blowing fan; and a first heat exchanger keeping temperature in an air-conditioned room for cultivation of vegetation at fixed temperature appropriate for cultivation corresponding to surrounding environment.
Patent KR-20030011527-A (KR)
Title: A Sound Reproducing System Using Sound Pressure
Inventor: YOON JEONG HUN
IPC: H04R9/02
Filed: 2002-06-20
Abstract: PURPOSE: A sound reproducing system using a sound pressure is provided to reproduce high sound quality and have a structure suitable to a mass production. CONSTITUTION: A sound pressure generator(20) generates sound pressure. The first center pole yoke(51) include a plurality of sound pressure passing holes. The sound pressure passes through the sound pressure holes. A magnet(30) encloses the first center pole yoke(51). The first plate(50) is arranged between the sound pressure generator(20) and the magnet(30). The second center pole yoke(51) include a plurality of sound pressure passing holes. The sound pressure passes through the sound pressure holes. The second plate(60) encloses the second center pole yoke(61) and is arranged adjacent to the magnet(30). A sound pressure controller(40) is arranged in a predetermined space between the first center pole yoke(51) and the second center pole yoke(61).
Patent KR-20030097440-A (KR)
Title: Apparatus for telling position by using gps and method thereof
Inventor: KIM YEONG UK
IPC: H04B1/40
Filed: 2002-06-21
Abstract: PURPOSE: An apparatus and a method for announcing a location by using a GPS(Global Positioning System) are provided to display approach to a selected location on an LCD screen and announce it through a speaker when a user moves to the selected location by using location information registered in a wireless terminal in which a GPS receiver is installed. CONSTITUTION: A user selects a location announcement function through the menu function of his/her portable phone(S201). Then the user inputs a desired target position to an MSM(S201). The MSM judges whether the map data containing the inputted target position exist in a memory part(S203). In case that the map data containing the inputted target position exist in the memory part, the MSM reads the map data from the memory part and calculates the distance and direction from the present location to the target position by using the map data containing the target position and the location appointment data inputted from a GPS receiver(S204). Then the MSM outputs the calculated distance and direction to the user through an LCD part or a speaker(S205).