baber/WOPTO huggingface dataset:
Patent KR-20030080577-A (KR)
Title: power control device of the terminal transmission system
Inventor: RYU CHANG BOK
IPC: H04L12/10
Filed: 2002-04-09
Abstract: PURPOSE: An apparatus for controlling a power in a terminal transmission equipment is provided to easily control a power supplied to a remote terminal transmission equipment in a local terminal transmission equipment by setting a supplied power as a digital value according to an opposite distance of the local terminal transmission equipment and the remote terminal transmission equipment and supplying the power to the remote terminal transmission equipment in the local terminal transmission equipment. CONSTITUTION: A processor(3) inputs real distance information between a local terminal transmission equipment(1A) and a remote terminal transmission equipment(1B) opposite with the local terminal transmission equipment(1A), as a digital value, and sets a supply voltage using a previously constructed database. A D/A converter(5) converts a digital remote power control output voltage value inputted through the processor(3) into an analog remote control output voltage value. A voltage regulator(6) outputs a variable supply voltage value according to the analog remote control output voltage value outputted by the D/A converter(5). A high voltage control unit(8) controls an input voltage outputted from a power module(7) according to the variable supply voltage value of the voltage regulator(6), and outputs a supply voltage to the remote terminal transmission equipment(1B).
Patent KR-20030080770-A (KR)
Title: Photoimageable carbon nanotube paste composition for field emision device and field emision device
Inventor: CHO SEONG HUI
IPC: H01J1/30
Filed: 2002-04-10
Abstract: PURPOSE: A photosensitive carbon nanotube paste composition and a field emission device are provided to obtain a uniform and high density of emission current by forming a thick film. CONSTITUTION: A photosensitive carbon nanotube paste composition contains a carbon nanotube, a glass frit, a glass powder, an organic binder resin and an organic solvent. The glass powder is 200 to 500 weight parts with respect to 100 weight parts of carbon nanotube. The carbon nanotube is 5 to 50 weight parts with respect to 100 weight parts of organic binder resin, and the glass frit is 1 to 500 weight parts with respect to 100 weight parts of carbon nanotube.
Patent KR-20030086704-A (KR)
Title: manufacturing method of semiconductor package
Inventor: CHO HYEONG UK
IPC: H01L23/544
Filed: 2002-05-06
Abstract: PURPOSE: A method for fabricating a semiconductor package is provided to eliminate the necessity of a strip marking process for a lot mixing by performing a marking process after a die attach process instead of an encapsulation process. CONSTITUTION: Elastomer is attached to an interconnection tape with a plurality of interconnection patterns. A semiconductor die with a plurality of bond pads is attached to the elastomer. A marking process is performed on the surface of the semiconductor die opposite to the surface on which the bond pad is formed. The interconnection pattern of the interconnection tape is lead-bonded to the bond pad of the semiconductor die. The periphery of the lead-bonded interconnection pattern is encapsulated with encapsulant. A solder ball is attached to the interconnection pattern of the interconnection tape. Individual semiconductor packages are unified from the interconnection tape.
Patent KR-20030088805-A (KR)
Title: Apparatus for Preventing Vehicle having Manual Transmission from Drifting Backward
Inventor: PARK YEONG HUI
IPC: B60T7/12
Filed: 2002-05-15
Abstract: PURPOSE: An anti-skid device for a vehicle of a manual transmission is provided to prevent the vehicle from being slid backward in starting on a slope way after stopping for a while and accordingly to improve the safety of driving for a driver. CONSTITUTION: An anti-skid device for a vehicle of a manual transmission is composed of an actuator(300) mounted at an end of a brake pedal frame(200a) to selectively prevent a brake pedal(200b) from being returned; a connecting rod(350) connecting the actuator with a side of the brake pedal; an acceleration sensor detecting when a driver steps on an accelerator pedal; a speed sensor detecting the speed of the vehicle; and a control unit controlling the motions of the actuator according to the input of the acceleration sensor and the speed sensor. The acceleration sensor is a throttle sensor detecting the opening of a throttle valve at the moment of acceleration or an accelerator switch detecting acceleration that the driver accelerates an accelerator.
Patent KR-20030089282-A (KR)
Title: desk unit for a reading room
Inventor: KANG HYE YOUNG
IPC: A47B19/00
Filed: 2002-05-17
Abstract: PURPOSE: Provided is a desk unit for reading room, wherein a gateway of each user is completely separated, and thus users are not disturbed by another users, and which a plurality of users can be admitted to the reading room and thus space of the reading room can be effectively used. CONSTITUTION: The desk unit for reading room comprises a plurality of basic plates(32,34) connected at right angle so as to form a cross; and four side plates(36), which cross at the edges at right angle and is connected so as to protrude to either side direction, and which form a mark indicating a temple together with the basic plates, wherein insides of 4 spaces formed by the basic plates and the side plates so as to have each entrances are connected to a desk plate(38) protruded from the side of the basic plates toward the entrance.
Patent KR-20030090373-A (KR)
Title: Method of driving plasma display panel wherein initialization steps are effectively performed
Inventor: LIM JAE HYEOK
IPC: G09G3/296
Filed: 2002-05-23
Abstract: PURPOSE: A method for driving a plasma display panel in which initializing steps are performed efficiently is provided to perform a stable addressing operation and to increase display contrast. CONSTITUTION: According to the method, charge state of display cells to be driven become uniform in an initialization step. And wall charges of a voltage are formed in display cells to perform display-sustain discharge in an address step. And in a display-sustain step, a display-discharge is performed only in the display cells where the above wall charges are formed by applying an AC pulse to all display cells. The display-sustain step is performed in a unit sub field. A unit frame is divided into the first and the second sub fields at least and a time division gray display is performed by the number of pulses of the display-sustain step allocated to each sub field. The intensity of the discharge in the above display cells in the initialization step of the second sub field is weaker than that of the first sub field.
Patent KR-20030093438-A (KR)
Title: Method for fabricating semiconductor device
Inventor: HWANG CHANG YEON
IPC: H01L21/28
Filed: 2002-06-03
Abstract: PURPOSE: A method for manufacturing a semiconductor device is provided to be capable of preventing the attack phenomenon of the first insulating layer due to a wet etching process by using an attack barrier. CONSTITUTION: A plurality of plugs(15) are formed through the first insulating layer(12) for contacting a substrate(10). Each plug is protruded from the first insulating layer. After forming an attack preventing insulating layer at the resultant structure, an attack barrier(30') is formed at the corner portion of the plug. The second insulating layer(16) is formed on the entire surface of the resultant structure. A conductive pattern is formed through the second insulating layer for selectively contacting the plugs. A contact hole is formed by selectively etching the second insulating layer for exposing the surfaces of the other plugs.
Patent KR-20020052156-A (KR)
Title: Wireless credit card payment system and method using mobile communication terminals with short distance wireless communication function
Inventor: AN JY YOUNG
Filed: 2002-06-03
Abstract: PURPOSE: A wireless credit card payment system and method using mobile communication terminals with short distance wireless communication function are provided to remove the inconvenience in the holding of a plastic credit card, to save the cost for maintaining a credit card reader, and to freely pay with a credit card. CONSTITUTION: The system comprises a buyer telecommunication terminal(10), a seller telecommunication terminal(20), a mobile communication terminal(30), a credit card payment device(40), a credit card company computer(50), and the computers(60) of respective banks. The buyer telecommunication terminal is available for the wireless LAN. The buyer terminal previously inputs the credit card information such as a credit card number, an expiring date and a password in the mobile communication terminal by receiving an approval from the credit card company. If a charge is paid with the credit card, the information of the mobile communication terminal is transmitted to the seller terminal by the wireless LAN. According to the use of the password, the misuse of the buyer terminal is avoided.
Patent KR-20030096519-A (KR)
Title: Asymmetric Interactive Multicasting Packet Data Communication System and its method
Inventor: NAMGUNG HWAN SIK
IPC: H04L45/16
Filed: 2002-06-12
Abstract: PURPOSE: A system for performing asymmetric bidirectional multicasting packet data communication is provided to loop-process unicasting packets received from a client's terminal, and to integratedly transmit the processed packets in multicasting packets, thereby supplying the same data in real time and enabling bidirectional communication. CONSTITUTION: A UDP server(237) receives a specific event, and carries out the event. Multicast sockets(235,255,273) transmit or receive packets in a multicasting system. The multicast socket(235) transmits multicasting packets. The multicast sockets(255,273) receive the multicasting packets. Controllers(233,253,271) control various streams in order to logically process the specific event, and maintain organic relations between modules.
Patent KR-20030095734-A (KR)
Title: Display method for mobile communication device
Inventor: LEE CHUNG JAE
IPC: H04B1/40
Filed: 2002-06-14
Abstract: PURPOSE: A picture display method for a mobile communication terminal is provided to improve the convenience of a user in a character service and a multimedia service by setting an optimized display direction according to a kind of service when receiving an SMS(Short Message Service) or a VOD(Video On Demand) service through a mobile communication terminal. CONSTITUTION: If SMS data are received(S101), a user selects a retrieval item to select one among the received SMS data and display the contents of the selected data on an LCD(S102). If it is impossible to display the entire contents of the SMS data at a current picture display state(S103), a mobile communication terminal judges whether a pivot function is set up(S104). If the pivot function is set up, the mobile communication terminal rotates the LCD at 90 degrees(S105) and displays the SMS data on the LCD(S106). If the user confirms the contents of the SMS data and inputs a stop or previous key(S107), the mobile communication terminal confirms a current picture display direction. If the pivot function is performed(S108), the mobile communication terminal releases the pivot function and changes the current picture display direction to a normal picture display direction(S109).
Patent KR-20030096639-A (KR)
Title: Multistep shock absorption structure for driver's knee protector
Inventor: JUNG NAK SEUNG
IPC: B60R21/045
Filed: 2002-06-17
Abstract: PURPOSE: A multistage shock absorbing structure for protecting a knee of a driver is provided to reduce the shock load given to a knee and an ankle in a collision of the vehicle by installing energy absorbing materials onto a crash pad in a separation manner. CONSTITUTION: A multistage shock absorbing structure for protecting a knee of a driver is composed of a mounting assembly attached at one surface of a cowl cross member(100) installed across a car body, a knee bolster panel(300) attached at a front portion of the mounting assembly in a vertical direction, an upper energy absorbing material(310) installed at an upper front side of the knee bolster panel, a lower energy absorbing material(320) installed at a lower front side of the knee bolster panel, and main and lower crash pads(330,340) surrounding the upper and lower energy absorbing materials.
Patent KR-20020057927-A (KR)
Inventor: EOM BYEONG GUK
IPC: H02P5/00
Filed: 2002-06-18
Abstract: PURPOSE: A method and apparatus is provided to control a motor position by calculating the position through data of the speed of ultrasonic wave and traveling time transmitted/received at an ultrasonic generator. CONSTITUTION: A method comprises the steps of permitting an ultrasonic wave receiving probe(15) mounted to a carrier(3) to receive the ultrasonic wave transmitted from an ultrasonic wave receiving probe, and transmitting the received ultrasonic wave to an ultrasonic board in a computer which is connected to the ultrasonic wave receiving probe through an interface card; obtaining correct information on the position of ultrasonic wave by analyzing, through the use of the program stored in the computer, the transmitted/received signal; and controlling the carrier by providing the information on the current position and advancing direction to the carrier.
Patent KR-20040001818-A (KR)
Inventor: KIM YU SEON
IPC: F24C15/16
Filed: 2002-06-28
Abstract: PURPOSE: A metal tray for a microwave oven is provided to uniformly deliver heat of a heater throughout the tray, firmly fix rollers to the tray, and conveniently use the metal tray as occasion demands. CONSTITUTION: A metal tray for a microwave oven comprises an outer surface(26) forming the outermost peripheral surface of the tray; plurals brackets(30) having a support part(32) installed at a stated interval from the inside of the outer surface, and a fixed part(34) formed on the support part and fixed to the bottom of the tray; and plural rollers(24) rotatably supported between the support part and the outer surface. The roller is rotatably supported by a pin(27) riveted between the support part and the outer surface.
Patent KR-20040007825-A (KR)
Title: Wedge panel system for cross beam of pre cast concrete beam
Inventor: LEE MUN IL
IPC: E01D19/00
Filed: 2002-07-11
Abstract: PURPOSE: A concrete-poured steel mold for a cross beam applied to a PC beam method is provided to easily mount the mold without regard to the distance of a PC beam pre-set by a tapered wedge panel and to easily dismantle the mold by tapering left and right sides of the wedge panel toward the inside of the mod. CONSTITUTION: In a concrete mold for producing cross beams vertically mounted between both PC beams, a concrete-poured steel mold for the cross beam applied to a PC beam method is composed of wedge panels(100,100'), left and right panel assemblies(200,200'), and wedge-shaped tie bolts(300,300'). The wedge panels are slid downward from the upside to the lower side by self-weight with positioning the mold in the center, symmetrically tapered with a wide upper part and a narrow lower part, and left and right sides are narrowly tapered inward. A pair of the left panel assemblies comprises an inner face surface-contacted to the left side of the wedge panel and an outer face placed on and fixed to the upside of the PC beam by fixing sills(203,203') of the upper end protruded outward; a plurality of channels(C) for preventing the separation of the wedge panels formed at the middle part and sliding-inserted from the side; a plurality of channel guides(205,205') formed at the outside fixed by taper pins(204,204'); and lower panels(206,206') of which one side is hinge-fixed and other side is rotated and folded, formed at the lower part. The right panel assembly is opposed to left panel assemblies. The tie bolt horizontally penetrates first inserting holes(207) drilled through the upper part of the channel guide and both ends of the tie bolt are fixed by a nut to hold concrete pressure generated in pouring concrete.
Patent KR-20040009829-A (KR)
Title: Brazing clad coating method for aluminum tube
Inventor: OH SEUNG TAEK
IPC: C23C4/16
Filed: 2002-07-26
Abstract: PURPOSE: A brazing clad coating method of aluminum tube for heat exchanger is provided to greatly improve corrosion resistance of the tube accordingly by coating a clad on the tube so that the tube is brazed and extend replacement cycle of mold for forming rubber of pin by using the pin that is not coated with the clad. CONSTITUTION: The method comprises the steps of extruding a mixture into hot metal having an arbitrary diameter by mixing a clad of silicon mixed aluminum alloy with corrosion resistant material; extruding the aluminum material to be processed using an extrusion means; contacting the hot metal prepared in the clad hot metal preparation process with the aluminum tube extruded through the aluminum extrusion process in such a way that arc is generated by anode hot metal to which anode power supply is connected and cathode hot metal to which cathode power supply is connected so that the anode hot metal and cathode hot metal are melted by the arc to cover the surface of the tube with molten hot metal; cooling the aluminum tube by passing the aluminum tube through water tank; a drying process of drying the tube using an electric heater to remove residual moisture of the aluminum tube passing through the water cooling process; processing the aluminum tube passing through the drying process using multistep rollers to obtain desired diameter of the aluminum tube; winding the aluminum tube processed to obtain an arbitrary diameter by passing through the sizing process around a bobbin; and inspecting whether there are pin holes on the aluminum tube by closing both sides of the aluminum tube after filling an arbitrary gas into the aluminum tube wound around the bobbin through the winding process.
Patent KR-20040011732-A (KR)
Title: A METHOD OF SEPARATlNG THALLIUM ISOTOPES USING LASER SYSTEM
Inventor: JUNG DO YEONG
IPC: C09C1/00
Filed: 2002-07-30
Abstract: PURPOSE: A method for separating thallium isotope using laser is provided, which is more economic by effectively separating large quantity of thallium isotope particularly in a small facility using a commercially available laser. CONSTITUTION: In a method for separating specific thallium isotope from thallium vapor having a plural isotopes of TI{203} and TI{205}, the method for separating thallium isotope using laser comprises the steps of respectively producing photons of first frequency corresponding to wavelength of 378 nm, photons of second frequency corresponding to wavelength of 292 nm and photons of third frequency corresponding to the wavelength range of 700 to 1,400 nm by laser system; applying the photons of the first, second and third frequencies to the thallium vapor, thereby isotope selective optical pumping a plural thallium atoms TI{203} in the ground state to the metastable state through the excited state by the photons of the first frequency, exciting the thallium atoms in the metastable state to the resonance state by the photons of the second frequency, and optical ionizing the excited thallium atoms to a continuous level by the photons of the third frequency; and collecting the optical ionized thallium isotope ions.
Patent KR-20040013556-A (KR)
Title: Method for the preparation of lithiumated/sulfonated styrene-hydrodien copolymer and multiporous polymer electrolyte composition for a lithium polymer secondary battery including the copolymer
Inventor: JUNG HONG RYEON
IPC: C08F8/36
Filed: 2002-08-07
Abstract: PURPOSE: A method for preparing a lithium/sulfonate styrene-hydrogenated diene-based copolymer, a porous polymer electrolyte composition containing the copolymer, a polymer electrolyte for a lithium polymer secondary battery and its preparation method are provided, to improve the mechanical properties of an electrolyte and the interface adhesive strength between an electrode and an electrolyte. CONSTITUTION: The lithium/sulfonate styrene-hydrogenated diene-based copolymer of the formula is prepared by sulfonating a styrene-hydrogenated diene-based copolymer by using a sulfonating agent; and substituting the proton of sulfonate group into a lithium ion by using a lithium-containing aqueous solution. Preferably the sulfonating agent is chlorosulfonic acid, sulfuric acid or acetyl sulfate, and has a degree of sulfonation of 5-60%. Preferably the copolymer has a molecular weight of 10,000-350,000 g/mol, and the mass fraction of the styrene unit in the copolymer is 15-85 wt%. The composition comprises 48-88 wt% of the lithium/sulfonate styrene-hydrogenated diene-based copolymer; 10-40 wt% of a plasticizer; and 3-20 wt% of an inorganic filler.
Patent KR-20040013954-A (KR)
Title: Emergency Control Device for regulating the control valve feeding the gases to smelting furnace
Inventor: KIM JEONG HONG
IPC: F27D19/00
Filed: 2002-08-09
Abstract: PURPOSE: An emergency control system of control valve for supplying gas into refining furnace is provided to prevent erosion of gas injection nozzle due to misoperation of the control valve and quality deterioration and accidents generated due to outflow of molten iron and prevent quality deterioration of high value added stainless steel. CONSTITUTION: In a refining furnace comprising a control valve(100) for supplying gas into the refining furnace through a nozzle having nozzle inner pipe and nozzle outer pipe, the emergency control system of the control valve for supplying gas into the refining furnace comprises a moisture detecting sensor(202) for detecting content values of moisture contained in air supplied to an electropneumatic positioner(10) to control opening degree of the control valve(100); a control part(300) for cutting off power supply of the electric motor operated valves(205,205') and giving an alarm if moisture content values detected in the moisture detecting sensor(202) exceed a moisture upper limit value; a pair of electric motor operated valves(205,205') installed to block compressed air supplied to the electropneumatic positioner(10) by controlling of the control part(300); a filling machine(208) for supplying emergency compressed air to the electropneumatic positioner(10) during blocking of air supplied to the electropneumatic positioner(10); a pressure switch(209) for detecting a pressure lower limit value of the filling machine(208); and an electric motor operated valve(204) operated by the pressure switch(209) during detection of the pressure lower limit value of the filling machine(208) to block pressure converted air supplied to the control valve(100) by the electropneumatic positioner(10).
Patent KR-20040015597-A (KR)
Title: A manual transmission
Inventor: PARK WAN GYO
IPC: F16H3/08
Filed: 2002-08-13
Abstract: PURPOSE: A manual transmission is provided to reduce shifting impact in sudden starting by stopping an input shaft rotated with inertia force in sudden stop. CONSTITUTION: A transmission housing(54) forms an outer shape of a manual transmission(52). An input shaft(60) is installed inside the transmission housing and connected to a clutch(56). Shifting gears(58) are installed to the input shaft. An output shaft(66) is arranged in parallel with the input shaft. The output shaft transfers power to a differential(62) connected to an axle. Slave shifting gears(64) meshed with shifting gears are installed to the output shaft. Synchronizers(68) are installed to input and output shafts. Therein, synchronizers changes speed by synchronizing with shifting gears or slave shifting gears. A preventing apparatus of shifting impact(70) is installed to a side of the transmission housing. The preventing apparatus of shifting impact reduces rotational inertia of the input shaft in sudden stop to reduce shifting impact when a vehicle starts after sudden stop. Thereby, damage of shifting gears and slave shifting gears is prevented by relieving shifting impact.