baber/WOPTO huggingface dataset:
Patent KR-20030003127-A (KR)
Title: Pearlescent projection Screen
Inventor: YANG YOUNG SEO
IPC: G03B21/60
Filed: 2002-08-06
Abstract: PURPOSE: A pearlescent high definition projection screen is provided to improve brightness, contrast ratio and resistance to impact, while reducing manufacturing cost and weight. CONSTITUTION: A polymer projection screen base having a multi-layer structure is formed by laminating hard films like a polyester film at both side surfaces of a polymer resin like a polyethylene film. A reflector having a pearl color is formed through a gravure printing method, and a protective film is formed on the reflector. The screen base is formed of polyester films, and has a surface gloss of 20 to 50 percents.
Patent KR-20040013573-A (KR)
Title: Fiction-Tensioning Ground Anchor having Coated Tendon
Inventor: NAM HONG GI
IPC: E02D5/80
Filed: 2002-08-07
Abstract: PURPOSE: A friction tensile permanent anchor using a steel wire coated with resins is provided to prevent the corrosion caused by water leakage, and to prevent the separation from grouting caused by the surface corrosion of a strand. CONSTITUTION: The friction tensile permanent anchor using a steel wire coated with resins contains a tendon(20) unified with grouting to transfer the tensile force from the surface to the ground by grouting. The tendon(20) is made by twisting PS steel wires and composed of a resin-coating film formed by coating with waterproofing resins and a PC strand attached with elementary particles to have rough surface. Wherein PC strands are arranged evenly around a grouting injection pipe(26) on the free length of the tendon(20), a grouting injection pipe(26) is placed in the center of a spacer(27) to enlarge the contact area between the PC strand and the grouting, and a PC strand is placed around the spacer(27) on the anchor length of the tendon(20).
Patent KR-20020071809-A (KR)
Inventor: LIM KI BONG
IPC: F16B39/30
Filed: 2002-08-16
Abstract: PURPOSE: A locking bolt is provided to achieve improve durability and safety of machine by preventing bolt from easily loosened even when the bolt is coupled to a rotating body. CONSTITUTION: A locking bolt(10) is coupled to both a first nut(20) having a right screw(22) and a second nut(30) having a left screw(32), and has a bi-directional screw thread(12) formed along the outer periphery of the locking bolt so as to maintain a coupling force in the clockwise and counterclockwise directions. When a rotating force is applied to the locking bolt, one of first and second nuts is released from the locking bolt, while the other of first and second nuts is being tightened, to thereby maintain coupling force of the locking bolt.
Patent KR-20030019176-A (KR)
Title: Method and apparatus for providing instability recovery
Inventor: CHO GEUNG YEON
IPC: G11B27/30
Filed: 2002-08-28
Abstract: PURPOSE: An apparatus and a method for restoring non-stability are provided to restore the non-stability of signals of a hard disk drive by stabilizing a write/read head by executing a restoring process. CONSTITUTION: Resistance of a reading sensor in a write/read head is measured(202). Duration of high current supply and a range of current values are selected(204). A counter is initialized(206). The counter counts according to a formula N=N+1(208). The high current is supplied to the write/read head(210). The property of the write/read head is measured(212). A write/read process is executed as many as predetermined frequency(214). The maximum property of the write/read head, the used high current value, and high current supply duration are determined(216).
Patent KR-20040022567-A (KR)
Title: Non-volatile memory device and method of forming the same
Inventor: CHOI YONG SEOK
IPC: H01L27/115
Filed: 2002-09-09
Abstract: PURPOSE: A non-volatile memory(NVM) device is provided to prevent the channel length of a control gate electrode from being varied by misaligned photoresist layer pattern by forming a select gate electrode of a spacer type on a sidewall of a supporter pattern wherein the select gate electrode doesn't need a photoresist layer pattern. CONSTITUTION: An active region is disposed in a predetermined region of a semiconductor substrate. The select gate electrode(125) crosses the upper portion of the active region. A floating gate electrode(130a) is separated from the select gate electrode, disposed in the upper portion of the active region at a side of the select gate electrode. A tunnel insulation layer is interposed between the select gate electrode and the active region or between the floating gate electrode and the active region. A separating insulation layer pattern is interposed between the select gate electrode and the floating gate electrode. An erase gate electrode(137a) crosses the active region in parallel with the select gate electrode, disposed over the floating gate electrode. An erase gate insulation layer(135) is interposed between the erase gate electrode and the floating gate electrode.
Patent KR-20040023012-A (KR)
Inventor: LIM BIN CHEOL
IPC: H04B7/02
Filed: 2002-09-10
Abstract: PURPOSE: A method for controlling a transmission power is provided to maximize a transmission gain by feeding back a channel estimation power rate to a transmission terminal in a transmission system using an STD(Space Time Spreading) scheme. CONSTITUTION: A reception terminal(100) estimates channels between a receiving antenna connected to the reception terminal(100) and a plurality of transmitting antennas of a transmission terminal(100), and feeds back a power rate of the estimated channels to the transmission terminal(100). The transmission terminal(100) controls power with respect to a plurality of the transmitting antennas for maximizing a signal-to-interference ratio of a plurality of the transmitting antennas according to the power rate.
Patent KR-20030024614-A (KR)
Inventor: CHIBA YUTAKA
IPC: H03B5/18
Filed: 2002-09-17
Abstract: PURPOSE: A voltage controlled oscillator is provided to improve the sensitivity of change of an oscillation frequency with respect to a control voltage applied to a varactor diode. CONSTITUTION: A given bias voltage is applied to an oscillation transistor(1) by a series circuit. A resonance circuit(2) is constituted of a series circuit of a varactor diode(3) and two strip conductors(14,15). The varactor diode(3) has an anode thereof grounded through the first strip conductor(14) and a cathode thereof is connected to a capacitor(5) through the second strip conductor(15) and coupled to a base of the oscillation transistor(1) through the capacitor(5). An anode of a switching diode(6) is connected to a connection point between the first strip conductor and the varactor diode(3) through a DC cut capacitor(7). A cathode of the switching diode(6) is grounded.
Patent KR-20040024979-A (KR)
Title: Engine oil remain volume indicator for car
Inventor: LEE DONG JIN
IPC: F01M11/12
Filed: 2002-09-18
Abstract: PURPOSE: A device for displaying a residual amount of engine oil for a vehicle is provided to sense and display a residual amount of engine oil for a driver to conveniently check a proper time to replenish his car with the engine oil. CONSTITUTION: A device for displaying a residual amount of engine oil for a vehicle includes an oil container(10) mounted on a circulation tube(6) and receiving oil kept with an oil surface level equal to the engine oil in an oil pan(4). An oil sensor(11) is mounted to the oil container for measuring the height of the oil in the oil container. A display element(12) is connected to the oil sensor for displaying the measured oil level. A battery(13) is connected to the display element and the oil sensor for supplying power to the display and the oil sensor.
Patent KR-20040027086-A (KR)
Inventor: KIM SUN SEOP
IPC: B65G65/30
Filed: 2002-09-27
Abstract: PURPOSE: A device for preventing scatter of dust and incoming of rainwater in material reservoirs is provided to prevent dust, produced in supplying fuel and materials to the material reservoirs, from being scattered around equipment and prevent rainwater from coming in the material reservoirs by opening the top of the only material reservoir to which materials are being supplied and closing up other reservoirs. CONSTITUTION: A device for preventing scatter of dust and incoming of rainwater in material reservoirs(10) comprises a tripper(130) traveling on the top of the material reservoirs along the arranged direction of the material reservoirs; bases(20) formed to upper sides of the material reservoirs parallel to the arranged direction of the material reservoirs; winding rolls(30) formed in the width direction of the material reservoir; and a curtain(60) some part of which covers the top of the material reservoir and the other part of which is wound around the winding rolls. The winding rolls are mounted to the front and rear sides about the moving direction of the tripper. The side edges of the winding rolls are fastened closely to the top surface of the bases.
Patent KR-20040028269-A (KR)
Title: Vertical furnace having a plurality of boat
Inventor: BAEK SEUNG HUN
IPC: H01L21/22
Filed: 2002-09-30
Abstract: PURPOSE: A vertical furnace having boats is provided to be capable of improving productivity. CONSTITUTION: A vertical furnace is provided with a body(101) having a heater, an outer tube(103) installed at the inner portion of the body, an inner tube(105) installed at the inner portion of the outer tube, and a nozzle(107) installed at the inner portion of the inner tube for being supplied with reaction gas from the outside. The vertical furnace further includes a plurality of boats(111a,111b,111c) spaced apart from the nozzle at the inner portion of the inner tube for loading a semiconductor wafer. Preferably, three boats are installed at the vertical furnace. Preferably, a boat support part capable of being rotated is installed at the lower portion of the boat.
Patent KR-20020083524-A (KR)
Inventor: JUNG HUN JUN
IPC: H04W88/18
Filed: 2002-09-30
Abstract: PURPOSE: A settlement system by an optical payment in a kiosk system is provided to buy goods in kiosk using card information transmitted by an optical signal by composing an optical transmitting and receiving unit in the kiosk. CONSTITUTION: An MU(Mobile Unit)(410) transmits card information as an optical signal. A kiosk(420) has an optical transmitting and receiving unit(421) for receiving card information and recording the history of sold goods. A totalizing device(412) totalizes the sold history every uniform period by an operator of a kiosk(420). A transmission terminal(414) transmits the sold history totalized in the totalizing device(412) and requests collective admission.
Patent KR-20040031375-A (KR)
Title: Trim/form device for semiconductor package
Inventor: CHO YEONG SIK
IPC: H01L23/50
Filed: 2002-10-05
Abstract: PURPOSE: A trim and form apparatus for a semiconductor package is provided to prevent bending of a lead frame strip and to stably check the lead frame strip by using a check sensor. CONSTITUTION: A trim and form apparatus includes a belt conveyor, a guide roller, a pusher for pushing a lead frame strip(112), a stopper pin block(176) located between plotter rails(140), and a sensor block(162). The stopper pin block(176) further includes the first and second stopper pin(172,174) spaced apart from each other. A plurality of check sensors(160) are formed in the sensor block(162) for checking the state of lead frame strip transported to the plotter rail.
Patent KR-20040032388-A (KR)
Title: Apparatus for testing roller
Inventor: KIM IM JONG
IPC: G01M17/013
Filed: 2002-10-09
Abstract: PURPOSE: A device for testing a roller is provided to reliably test the durability and the life span of a roller by dynamically testing the roller. CONSTITUTION: A frame(13) is formed in square frame shape. A wheel assembly(15) has a wheel(21) rotatively combined with the frame and roll-contacting with a roller(11) to be tested. A driving motor(23) rotates the wheel assembly. A speed meter(25) measures rotational frequency of the driving motor. A roller mounting part(30) is installed to mount the roller to be rotatively movable. An actuator(41) applies a load of the roller to the wheel assembly, making the roller approach the wheel assembly or separating the roller and the wheel assembly. A load cell(51) measures the load applied to the wheel assembly by the roller.
Patent KR-20040035254-A (KR)
Title: Apparatus for preventing sudden departure of automatic transmission type vehicle
Inventor: CHO YUN SANG
IPC: B60K28/10
Filed: 2002-10-19
Abstract: PURPOSE: A device for preventing sudden departure of an automatic transmission vehicle is provided to prevent departure of the vehicle by preventing the rising power of an engine from being transmitted to a transmission when a gearshift lever moves from a parking or neutral range to drive ranges while an accelerator pedal is pressed down. CONSTITUTION: A device for preventing sudden departure of an automatic transmission vehicle comprises a gearshift lever position-sensing unit sensing a position of a gearshift lever of an automatic transmission(210); an accelerator pedal position sensor(60) sensing a position of an accelerator pedal and producing an acceleration signal corresponding to the sensed position of the accelerator pedal; an engine control unit(100) producing a control signal to increase and decrease the rotational frequency of an engine according to the acceleration signal input from the accelerator pedal position sensor, and producing the control signal for controlling the rotational frequency of the engine within the idling frequency regardless of the acceleration signal input from the accelerator pedal position sensor if the position of the gearshift lever sensed by the gearshift lever position-sensing unit is located to one of a parking range and a neutral range; and an injector(110) injecting fuel of the amount corresponding to the control signal applied from the engine control unit to a combustion chamber of the engine.
Patent KR-20020084056-A (KR)
Inventor: LEE HEE YOUNG
IPC: A61L27/60
Filed: 2002-10-21
Abstract: PURPOSE: A process for alternating body-volume is provided to vary the volume and to eliminate restriction for the amount of preadipocytes to be extracted by culturing the preadipocytes of human body in particles having micro-porous structure and a size capable of passing through a needle of an injector, and then introducing again the cultured preadipocytes into the body. CONSTITUTION: The process comprises the steps of extracting and culturing stem cells ex vivo on a solid material having sponge structure able to be transplanted into human body and having a particle size of 20-250 micrometers; blending the cultured cells together with a specified liquid including saline water, culturing solution and/or serum; and injecting the blended solution to transplant the cultured cells. The stem cells can comprise preadipocytes, chondroblast or osteoblast. The culturing material may be any one selected from chitosan sponge powders having micro-porous structure, polyethylene, PTFT and PLGA particles as the cell carrier.
Patent KR-20020089271-A (KR)
Inventor: KIM DAE JUNG
Filed: 2002-11-04
Abstract: PURPOSE: A method for distributing lottery ticket economic resources of an infinite lottery ticket system is provided to supply a prize winning money continuously by performing lotteries infinitely with respect to a sold lottery ticket. CONSTITUTION: In each lottery stage of an infinite lottery ticket system having a designated basic source and a designated distribution rate(Cn) per lottery ticket, a supply resource(LPn) per lottery ticket is calculated as "Ln(-1)*Cn". In addition, a remaining resource(Ln) per lottery ticket after a supply is calculated as "Ln(-1) - LPn". When an infinite lottery ticket system for deciding the LPn value by applying a distribution rate(Cn) according to each lottery stage as 50-percent is managed, an xLPn value replaces the LPn value and is applied in a specific lottery stage.
Patent KR-20040045803-A (KR)
Title: Method for Providing Information to Wireless Terminals and Method for Providing Programs Suitable for the Same
Inventor: PARK JEONG HO
IPC: H04W4/00
Filed: 2002-11-25
Abstract: PURPOSE: A method for providing information service on a mobile terminal and a method for providing a suitable program therefore are provided to provide user's desired information on a real time basis to his/her taste. CONSTITUTION: A terminal OEM module(100) performs the function of processing basic voice call, the data communication function of a lower layer, a text message transmission and reception function and a terminal management function. A WI-TOP platform(120) operates on the terminal OEM module(100). A cyber agent manager(140) is an application program operating on the WI-TOP platform(120). An agent information management unit(200) enables a CP to register information on an agent generated for new service and correct or delete it. An agent manager(140) of a terminal transmits agent state information to a server system(40) when one of agents(160a-160d) is changed in mode. An agent state management unit(202) stores/updates the agent state information by users in a database(208). A transmission management unit(204) receives agent push data from a CP server, checks whether there is an agent suitable for the push data in a data reception available mode on a terminal(10), and transmits it to the terminal(10). An external interface unit(206) serves as a path connecting a server system(40) and the external CP server.
Patent KR-20040046744-A (KR)
Title: Semiconductor package and stack package stacking the same
Inventor: KIM JIN HO
IPC: H01L25/10
Filed: 2002-11-28
Abstract: PURPOSE: A semiconductor package is provided to embody an ultra thin-film semiconductor package, by inserting a semiconductor chip into a chip mounting hole of an interconnection substrate, by electrically connecting the semiconductor chip and the interconnection substrate and by forming a solder ball on the lower surface of the interconnection substrate with a resin encapsulation part. CONSTITUTION: A chip mounting hole(13) is formed in the center of a substrate body(12). An interconnection pattern layer(14) is formed on the upper and lower surfaces of the substrate body. A substrate pad(24) is formed near the chip mounting hole. A lower interconnection layer(21) has a plurality of solder ball pads(26) connected to the substrate pad. An upper interconnection layer(23) has a connection pad(28) formed in a position corresponding to the solder ball pad. The interconnection substrate(10) passes through the substrate body between mutually corresponding solder ball pads and connection pads, including a via that electrically connects the mutually corresponding solder ball pads and connection pads. A plurality of electrode pads(34) are formed on the active surface of a semiconductor chip(30) that is inserted into the chip mounting hole so as to face the upper surface of the substrate body. One end of a bonding wire(40) is wedge-bonded to an electrode pad of the chip, and the other end connected to the one end is wedge-bonded to the substrate pad. A resin encapsulation part encapsulates the substrate pad part of the interconnection substrate. A solder ball(60) is formed under the resin encapsulation part.
Patent KR-20040048230-A (KR)
Title: Manufacturing method for environment protective artificial leather
Inventor: KANG WON SEOK
IPC: D06N3/14
Filed: 2002-12-02
Abstract: PURPOSE: A manufacturing method of artificial leather being environmentally friendly is characterized by using environmentally friendly water dispersion polyurethane resin, reducing a production cost and increasing productivity. CONSTITUTION: Artificial leather is obtained by the steps of: dipping a base material(2) into a water dispersion polyurethane resin(3) to get about 50% of moisture content; passing the material through a dryer(5); smoothing a coated layer with a steam drum(6) to manufacture a dipped fabric(2a); coating an upper side of the dipped fabric(2a) with the water dispersion polyurethane resin mixed with a thickener on 0.5-1.5mm of thickness with a coater(7) to manufacture a coated fabric(2b); coagulating the coated fabric(2b) through a steam chamber(8) having 70-200deg.C; drying the coagulated fabric(2b) with a first dryer(18); smoothing a coated layer with a steam drum(17); and then drying the fabric with a second dryer(18a).
Patent KR-20040048497-A (KR)
Title: Mobile communication terminal provided with dual folding-cover
Inventor: MYUNG SANG TAE
IPC: H04B1/38
Filed: 2002-12-03
Abstract: PURPOSE: A mobile terminal having two folder covers is provided to diversely and freely embody the arrangement of each component and the design of a mobile terminal by installing two folder covers respectively at the top and bottom of a main body. CONSTITUTION: A mobile terminal consists of a main body(100), an upper cover(200), and a lower cover(300). The upper cover(200) and the lower cover(300) are respectively hinged at the top and bottom ends of the main body(100). The main body(100) comprises an LCD(106). The upper cover(200) has a speaker part(204), and the lower cover(300) has a microphone part(304). Various function keys(108) are arranged at the main body(100), and various numeric keys(306) are arranged at the lower cover(300).
Patent KR-20030047756-A (KR)
Title: Ceramic filter and method for purifying water
Inventor: ISOMURA MANABU
IPC: C04B41/89
Filed: 2002-12-05
Abstract: PURPOSE: Provided are a ceramic filter having both fouling characteristic and high bacteria removal capability for the suitable use in water purification, and a water purification method using the ceramic filter. CONSTITUTION: The ceramic filter comprises a substrate, a separation layer and an intermediate layer formed between the substrate and the separation layer, the intermediate layer comprising aggregate particles smaller than the aggregate particles for the substrate and larger than the aggregate particles for the separation layer, wherein the intermediate layer is formed by the aggregate particles bonded together with glass frit, and the separation layer is a separation layer made of titania having an average pore size of 0.08 to 1 μm and a thickness of 5 to 20 μm.
Patent KR-20040049905-A (KR)
Title: Apparatus for manufacturing solid refrigerant using liquified carbon dioxide gas
Inventor: KOO HAN U
IPC: C01B32/55
Filed: 2002-12-05
Abstract: PURPOSE: Provided is a device for producing a solid refrigerant which is able to produce the solid refrigerant automatically or manually by using liquefied carbon dioxide gas according to the required amount of the refrigerant. CONSTITUTION: The device(100) comprises a main body(110) which has a castor wheel(112) for moving on the low part, a mold(120) for forming dry ice from liquefied carbon dioxide gas supplied from a liquefied carbon dioxide gas tank, a spray nozzle(130) for spraying the liquefied carbon dioxide gas into the mold, a liquefied carbon dioxide gas supplying pipe(140) having a valve(142) for controlling the supply of the liquefied carbon dioxide gas and supplying liquefied carbon dioxide gas from the liquefied carbon dioxide gas tank to the nozzle, an open and close means to open and close the mold, a motor(160) for operating the open and close means and a control part for controlling the valve and the motor.