baber/WOPTO huggingface dataset:
Patent KR-20040002221-A (KR)
Title: storage node of semiconductor device and manufacturing method using the same
Inventor: PARK SANG HYEOK
IPC: H01L27/108
Filed: 2002-06-29
Abstract: PURPOSE: A method for fabricating a storage node of a semiconductor device is provided to guarantee process stability and increase the surface area of the storage ndoe by forming the storage ndoe of a dual structure of a box-type storage node and a cylinder-type storage node. CONSTITUTION: An interlayer dielectric including a storage node contact plug(39) is formed on a semiconductor substrate(31). An etch barrier layer(41) and the first core insulation layer are formed on the resultant structure. The first core insulation layer and the etch barrier layer are etched to form the first trench exposing the storage node contact plug by a photolithography process using the first storage node mask exposing a portion reserved for the storage node. The box-type storage node is formed to fill the first trench. The second core insulation layer is formed on the resultant structure. The second core insulation layer is etched to form the second trench exposing the box-type storage node by a photolithography process using the second storage node mask exposing a portion reserved for the storage node. The cylinder-type storage node(63) is connected to the box-type storage node.
Patent KR-20040006950-A (KR)
Title: Method for stacking and packaging semiconductor chips with center pads
Inventor: HONG JUN GI
IPC: H01L23/12
Filed: 2002-07-16
Abstract: PURPOSE: A packaging method by stacking semiconductor chips having a center pad, is provided to be capable of preventing the generation of an unfilled portion. CONSTITUTION: A board(206) is prepared, wherein the board includes a window capable of exposing all the first chip pads of the first semiconductor chip(202), a plurality of ball lands(207) at the first surface, and a pattern at the second surface. The first semiconductor chip and the second semiconductor chip(204) are attached with each other. The stacked semiconductor chips are attached to the second surface of the board. The first wire(210) is then used for electrically connecting the first chip pad of the first semiconductor chip with the first surface of the board and the second wire(208) is used for electrically connecting the second chip pad of the second semiconductor chip with the second surface of the board. Then, an encapsulation part(212) is selectively formed at the result structure.
Patent KR-20040009300-A (KR)
Title: a method for injection controling of diesel engine car
Inventor: LEE JUN U
IPC: F02D41/40
Filed: 2002-07-23
Abstract: PURPOSE: A method is provided to achieve improved hill climbing ability of vehicle by controlling the fuel injection amount in accordance with the gradient and vehicle speed. CONSTITUTION: A method comprises a step(S100,S110,S120,S150) of judging a vehicle travel speed and a gradient when the vehicle with a diesel engine starts operation; a step(S130,S160) of selecting a flat land smoke map or a hill smoke map preset in the memory in accordance with the vehicle travel speed and gradient judged in the previous step; and a step(S140) of determining the fuel injection amount in accordance with the selected smoke map, degree of opening of the accelerating pedal and fuel amount, and outputting a fuel injection control signal.
Patent KR-20040011628-A (KR)
Title: Fabrication Method of multilayer UBM by Electroplating for Flip chip Interconnections
Inventor: KIM JONG YEON
IPC: H01L21/288
Filed: 2002-07-27
Abstract: PURPOSE: A fabrication method of UBM(under bump metallurgy) by electroplating for flip chip interconnections is provided to be capable of reducing fabrication cost and improving the reliability of the UBM. CONSTITUTION: A wafer having a predetermined pattern is dipped in a plating solution. At this time, the plating solution contains nickel ion supply source and copper ion supply source. The first copper layer(15) is formed at the upper portion of a pad(12) of a chip(11) by applying predetermined current density. A nickel-copper alloyed layer(16) is formed at the upper portion of the first copper layer as a diffusion barrier between a solder bump and the pad by increasing the current density. Preferably, the second copper layer(17) is formed at the upper portion of the nickel-copper alloyed layer by reducing the current density.
Patent KR-20040011246-A (KR)
Title: Fabrication method of semiconductor device
Inventor: CHO GYEONG SU
IPC: H01L21/28
Filed: 2002-07-30
Abstract: PURPOSE: A method for manufacturing a semiconductor device is provided to be capable of completely filling an SOG(Spin On Glass) layer between metal lines. CONSTITUTION: A plurality of shots(11) are formed at a wafer. A variety of patterns(12) are formed at the shots, respectively. The first exposure process is carried out from the first shot to a predetermined shot until an aiming region is completely exposed. Then, the wafer is rotated as much as one selected from a group consisting of 90, 180, 270 degrees by using a center portion(13) of the wafer as a rotation axis. The second exposure process is carried out at the other region except the completed exposure region. Preferably, the exposure processes are repeatedly carried out until the entire region of the wafer is exposed.
Patent KR-20040022264-A (KR)
Title: Biaxially oriented polyethylenenaphthalate film
Inventor: BAEK HYEONG JUN
IPC: C08J5/18
Filed: 2002-09-03
Abstract: PURPOSE: Provided is a biaxially oriented polyethylene naphthalate, which maintains excellent heat resistance, dimensional stability, hydrolysis resistance and mechanical properties even after a long-tim use under a severe condition and is useful as an electrical insulating material. CONSTITUTION: The biaxially oriented polyethylene naphthalate film comprises 200-300 ppm of a phosphorus compound based on the weight, wherein the residual break elongation in the machine direction, after treating at 130 deg.C under the atmosphere of 100% relative humidity for 75 hours is 50% or more, and each of the heat shrinkages in the machine direction and the cross-machine direction, after maintaining at 150 deg.C for 30 minutes is less than 0.7%. Particularly, the phosphorus compound is selected from the group consisting of phosphoric acid, phosphorus acid, trimethyl phosphate, triethyl phosphate and a mixture thereof.
Patent KR-20040022719-A (KR)
Title: Apparatus for coating slurry on a substrate
Inventor: HWANG DEOK JIN
IPC: H01M4/04
Filed: 2002-09-05
Abstract: PURPOSE: An apparatus for coating slurry on a base is provided, to allow the coated shape of slurry to be revised precisely into a desired shape. CONSTITUTION: The apparatus comprises a transport part(11, 12, 13) which transports a base(2); a slurry coating part which has a slurry nozzle(20) for coating slurry(3) on the surface of the transported base; and a slurry shape revision part which comprises a ventilator, a ventilation nozzle(31) placed adjacent to the surface of a base and discharging the air supplied from the ventilator onto the surface of a base, and a valve capable of revising the coated shape of slurry coated on the surface of a base by controlling the ventilation by the ventilator intermittently. Preferably the ventilation nozzle is perpendicular to the transport direction of a base and the slurry can be removed to the side direction.
Patent KR-20040024010-A (KR)
Title: the seasoning steamed sea sguirt manufacturing method and sea squirt made by the method thereof
Inventor: MUN CHUNG SEOP
IPC: A23L17/00
Filed: 2002-09-12
Abstract: PURPOSE: Provided are a steamed ascidian dish and a method for manufacturing the same by using sauce of bean sprouts and potato starch, and Grateloupia filicina and Adonis amurensis. Therefore, manufactured dish maintains the characteristic taste and flavor of the ascidian. CONSTITUTION: A method for manufacturing a steamed ascidian dish comprises the steps of: washing and parboiling bean sprouts; inserting the parboiled bean sprouts, red hot pepper powder and Styela clava in a cooker and adding a potato starch solution thereto; adding an ascidian, Grateloupia filicina and Adonis amurensis to the cooker; and adding the potato starch solution thereto and seasoning them with salt or soy sauce.
Patent KR-20030051194-A (KR)
Title: Positive resist composition
Inventor: MIYA YOSHIKO
IPC: G03F7/039
Filed: 2002-09-26
Abstract: PURPOSE: Provided is a positive resist composition comprising a resin having polymerization units of the general formulae(1) and (2) and insoluble or poorly soluble itself in an alkali aqueous solution but becoming soluble in an alkali aqueous solution by the action of an acid; and an acid generating agent. CONSTITUTION: A positive resist composition comprises a resin having polymerization units of the general formulae(1) and (2) and insoluble or poorly soluble itself in an alkali aqueous solution but becoming soluble in an alkali aqueous solution by the action of an acid; and an acid generating agent. In the formulae, R1, R2 and R3 represent each independently hydrogen, halogen, hydroxyl group, alkyl group having 1 to 14 carbon atoms, alicyclic ring or lactone ring, wherein the alkyl group is unsubstituted or has one or more substituents selected from the group consisting of halogens, hydroxyl group and alicyclic rings, and the alicyclic ring and lactone ring each independently are unsubstituted or have one or more substituents selected from the group consisting of halogens, hydroxyl group and alkyl group; n and l represent each independently an integer of 0 to 4; R4 and R5 represent each independently hydrogen or alkyl group having 1 to 4 carbon atoms; R6 and R7 represent an alkyl group having 1 to 6 carbon atoms provided that at least one of R6 and R7 are substituted by at least one fluorine atom; and R8 represents an acid-unstable group dissociating in the presence of an acid.
Patent KR-20030087517-A (KR)
Title: Novel enantiomers of tetrahydroisoquinoline derivatives and their pharmaceutically acceptable salts, their preparations and pharmaceutical compositions
Inventor: JANG KI CHUL
IPC: A61P7/02
Filed: 2002-10-05
Abstract: PURPOSE: Enantiomers of tetrahydroisoquinoline derivatives and pharmaceutically acceptable salts thereof, preparation methods thereof, and a pharmaceutical composition containing the same are provided. The compounds have myocardial contraction increasing activity, anti-thrombosis activity, vasodilating action and iNOS inhibiting activity. CONSTITUTION: Tetrahydroisoquinoline derivatives represented by the formula 1 or 2, pharmaceutically acceptable salts thereof, and prodrugs thereof are provided, wherein X1, X2, X3 and X4 are selected from independently hydrogen, halogen, C1-C4 alkyl, hydroxy and C1-C4 alkoxy; Y is phenyl substituted by one or more substituents selected from halogen, C1-C4 alkyl and C1-C4 alkoxy, naphthyl optionally substituted by one or more substituents selected from halogen, C1-C4 alkyl, hydroxy and C1-C4 alkoxy, or a group; k is an integer of 1 to 3; and n is an integer of 1 to 3.
Patent KR-20040032318-A (KR)
Title: Test method for improving the rate of operation of tester
Inventor: JUNG AE YONG
IPC: H01L21/66
Filed: 2002-10-09
Abstract: PURPOSE: A test method for improving an operation ratio of test equipment is provided to enhance the operation ratio of the test equipment by reducing a test idling period of time including a retest time, a loading time, and an unloading time. CONSTITUTION: The first lot is loaded by using a test handler(202). The first cycle test and the main item test are performed(204,206). In the main item test, two or more other lots are loaded. The other lots are merged with the first lot by inputting numbers and quantities of the other lots(208). The main item test for the first lot and the other lots is performed(210). A retest process for bad semiconductor devices is performed(212). The last cycle test is performed(214). The retest process is finished(216).
Patent KR-20040035958-A (KR)
Title: Exhaust pipe apparatus for V-engine
Inventor: KIM JEONG TAE
IPC: F01N13/08
Filed: 2002-10-14
Abstract: PURPOSE: A structure of an exhaust pipe of a V-type engine is provided to guide flowing of exhaust gas discharged to both sides of the engine. CONSTITUTION: A front side of an exhaust pipe(30) is formed as two front pipes(31,32) to be flange-coupled to exhaust manifolds formed on both sides of an engine. The front pipes are bent inward to form Y-shape. The front pipes are arranged in a line and merged into a single pipe through a Y tube(33). A flexible tube(40) has an outer bellows and an inner bellows in a braid circularly woven out of a plurality of thin wires. The inner bellows is stored in the outer bellows. Exhaust gas guided by the front pipes passes the flexible tube to be separated by the inner bellows and the outer bellows. A front side of the flexible tube is connected to the front pipes through a connector. The connector is Y-shaped, and has one connecting part having an inlet end and an outlet end with the same diameters and formed to be bent inward and streamlined; and the other connecting part whose outlet end is expanded than an inlet end thereof, and formed to be bent outward and streamlined. A middle part of the one connecting part is inserted to a side of an expanded part of the other connecting part so that the outlet end of the one connecting part is placed on a center of the outlet end of the other connecting part.
Patent KR-20040036076-A (KR)
Title: A Penicillium cyclopium sp. and a process for producing a compactin using the same
Inventor: JANG JUN HWAN
IPC: C12N1/14
Filed: 2002-10-23
Abstract: PURPOSE: A microorganism Penicillium cyclopium sp. and a process for producing compactin using the same are provided, thereby producing compactin having therapeutic effect for hyperlipidemia from the microorganism. CONSTITUTION: A microorganism Penicillium cyclopium sp. CJ-20030(KFCC-11314) producing compactin is provided, wherein Penicillium cyclopium sp. CJ-20030(KFCC-11314) is isolated from the soil; and the compactin has the structures represented by formulas (1), (2) and (3). A process for producing compactin comprises the steps of: culturing Penicillium cyclopium sp. CJ-20030(KFCC-11314) and recovering compacting from the cultured medium.
Patent KR-20040037850-A (KR)
Title: Oil-separator of cooling unit
Inventor: KIM KWANG MIN
IPC: F25B43/02
Filed: 2002-10-30
Abstract: PURPOSE: An oil separator for a cooling apparatus is provided to prevent loss of heat exchanging efficiency and reduction of life for a compressor by filtering foreign materials through multi-stage filtering of oil. CONSTITUTION: A case(10) has a space inside. Connecting pipes(20,30) of a condenser and a compressor is installed from an upper side to a lower side of the case in order and connected to a condenser side pipe and a compressor side pipe. A capillary tube(40) contacts a floor portion of the case on one end. The other end of the capillary tube is connected to an inlet side of the compressor to return oil toward the compressor. A first oil filtering net(50) is a meshed structure, installed inside the connecting pipe of the compressor. A second oil filtering net(60) looks like a sponge gourd, installed between connecting pipes of the compressor and the condenser. A third oil filtering plate(70) is installed to an upper portion of the second oil filtering net horizontally. Therefore, oil and foreign materials are filtered from refrigerant through multi-stage filtering.
Patent KR-20040039084-A (KR)
Title: Self Refresh Timer in SRAM compatable memory
Inventor: KIM DU GON
IPC: G11C11/407
Filed: 2002-10-31
Abstract: PURPOSE: A self refresh timer of a SRAM compatible memory is provided to appropriately control the refresh period in response to the state of the SRAM compatible memory. CONSTITUTION: A self refresh timer of a SRAM compatible memory includes a converter(23) and an oscillator(25). The converter(23) generates an oscillation signal having a predetermined voltage level corresponding to the current amount generated by controlled with the voltage level of the predetermined reference voltage. The converter(23) controls the voltage level by the oscillation control signal which enables the SRAM compatible memory corresponding to the status of the activation of the chip enable signal. And, the oscillator(25) generates the oscillation signal to oscillate the predetermined oscillation period and the oscillation period of the oscillation signal is controlled by the voltage level of the oscillation control signal.
Patent KR-20040047335-A (KR)
Title: Specific Primers for Detection of Kyuri green mottle mosaic virus
Inventor: CHUN JEONG UK
IPC: C12Q1/68
Filed: 2002-11-29
Abstract: PURPOSE: Specific primers for detecting kyuri green mottle mosaic virus are provided, thereby increasing the detection limitation and sensitivity about 1,000 times higher than using antiserum, detecting all kinds of kyuri green mottle mosaic virus, and improving the detection accuracy by removing nonspecific reaction with other related viruses. CONSTITUTION: The specific primers for detecting kyuri green mottle mosaic virus comprise a nucleic acid fragment selected from the nucleotide sequence set forth in SEQ ID NO: 3 or SEQ ID NO: 4 which species specifically binds with kyuri green mottle mosaic virus, complementary nucleotide sequences thereof, and mutated nucleotide sequences thereof; and another nucleic acid fragment selected from the nucleotide sequence set forth in SEQ ID NO: 5 or SEQ ID NO: 6 which is combined with the selected nucleic acid and species specifically binds with kyuri green mottle mosaic virus, complementary nucleotide sequences thereof, and mutated nucleotide sequences thereof, wherein the mutation is selected from deletion of base, addition of base, substitution of base or the combination thereof.
Patent KR-20040049084-A (KR)
Title: Hydraulic controlling system and method for an automatic transmission
Inventor: LEE SANG MU
IPC: F16H61/00
Filed: 2002-12-03
Abstract: PURPOSE: A hydraulic pressure control system of an automatic transmission and a control method thereof are provided to prevent delay of shifting time by assembling the friction factors regardless of noise of a solenoid valve in changing the transmission gear ratio with reducing the fluctuation of control pressure according to change of control signals and combining the friction factors promptly within the invariable range of the transmission gear ratio. CONSTITUTION: A hydraulic pressure control system of an automatic transmission is composed of a pressure regulating valve(11) regulating line pressure into control pressure through interaction of resultant force of solenoid pressure duty-controlled by a solenoid valve(15) and control pressure regulated from line pressure, and spring force resisting the resultant force, and a switching valve(13) selectively supplying control pressure or line pressure from the pressure regulating valve to a friction factor through interaction of control pressure controlled by the pressure regulating valve and spring force resisting control pressure.
Patent KR-20030047768-A (KR)
Title: Mobile communication system, mobile communication method, mobile terminal and base station
Inventor: MOTEGI MASAYUKI
IPC: H04M11/00
Filed: 2002-12-05
Abstract: PURPOSE: To obtain a mobile communication system in which an effective power saving mode is realized while reducing response lag, by adjusting the timing of making a transition to the power saving mode or the period of an intermittent signal during the power saving mode depending on the communication system of packet communication. CONSTITUTION: The mobile communication system comprises a power saving means 24 performing a power saving mode in a mobile terminal 13, a packet type judging means 30 for judging the communication system of packet, means 31 for setting a sleep timer value before starting the power saving mode based on the judgment, sleep timers 32a and 32b for measuring the time elapsed after transmission/reception of a packet, means 33 for transmitting a sleep permission signal when the time measured by the sleep timers 32a and 32b exceeds the sleep timer value, means performing intermittent reception at the mobile terminal during the power saving mode, and means for altering the period of intermittent reception depending on the judgment results of the packet type judging means.
Patent KR-20030011740-A (KR)
Title: Method For Manufacturing Of Eletro Clutch Assembly For The Motors
Inventor: JUNG CHUNG GU
IPC: F16D27/10
Filed: 2002-12-10
Abstract: PURPOSE: A method of manufacturing an electro clutch assembly for a vehicle is provided to secure an electro clutch assembly excellent in solidity and durability. CONSTITUTION: In method of manufacturing an electro clutch assembly for a vehicle, metallic material is formed into a rotor(110) through a forging process and the outer bore is formed by cutting an outer groove in which a yoke(102) is inserted. An inner groove portion, in which a boss(130), and a bearing(170) are installed, is formed in the middle part of the rotor. A slot groove(114) is formed on the opposite side of the outer groove portion. A belt groove(112), around which a compressor belt is wound, is formed on the outer side of the rotor. Slot holes(115) connected to the outer groove portion are each formed to the upper and lower sides of the slot groove. The frictional surface of the rotor is tapered and the inner bore is formed to the inner groove portion by cutting the position in which a bearing is installed. The rotor is plated and plating of the frictional surface is removed by hand. The bearing is installed to the inner groove portion by heating and a boss(130) is installed inside the bearing by heating. An armature(120) is installed on the whole surface of the rotor by fixing a leaf spring(140) to the boss with using a boss-fixing bolt. Plural removing processes are performed for rise of initial torque of the parts fixed to the rotor and then the yoke equipped with a coil(104) is installed to the outer groove portion of the rotor.
Patent KR-20040051024-A (KR)
Title: Surface treatment structure of heat exchanger pin
Inventor: MUN JEONG UK
IPC: F28F19/00
Filed: 2002-12-11
Abstract: PURPOSE: A structure for processing a surface of heat dissipating fins of a heat exchanger is provided to prevent corrosion of heat dissipating fins by processing surfaces of heat dissipating fins, thereby lengthening the expected life span of a heat exchanger. CONSTITUTION: Fixing stands are installed on both sides of a heat exchanger. A plurality of heat dissipating fins(102) are installed in the fixing stands at regular gaps. A refrigerant pipe is inserted into through holes formed at the heat dissipating fins in zigzags. An oxide film(112) is formed on surfaces of the heat dissipating fins, wherein the oxide film is formed of an anodizing barrier layer formed on an aluminum material(111), a porous layer, and pores. The oxide film interrupts direct contact between the heat dissipating fins and the refrigerant pipe.
Patent KR-20040053606-A (KR)
Title: An holder having improved clamping force and insert using thereof
Inventor: JANG BYEONG HAN
IPC: B23B29/12
Filed: 2002-12-17
Abstract: PURPOSE: A holder and insert having improved clamping force is provided to prevent the insert from being separated from the holder by clamping the insert to the holder with a clamp screw and a setscrew. CONSTITUTION: In a holder(100) including a holder body(200) and a fixing head(203), a pair of clamping jaws(201a,201b) are integrally formed at one end of the holder body. A recess(204) into which an insert(300) is inserted is formed between the clamping jaws. A screw insertion hole(208) is formed at the fixing head. A clamp screw(401) is inserted into the screw insertion hole. The upper part of the upper clamping jaw(201a) protrudes from the fixing head. A setscrew insertion hole(209) is formed at the front of the upper part of the upper clamping jaw. A setscrew(402) is inserted into the setscrew insertion hole.