baber/WOPTO huggingface dataset:
Patent KR-20040001435-A (KR)
Title: Preparation of an intermediate for the synthesis of atorvastatin
Inventor: AHN SEUNG HO
IPC: C07C231/12
Filed: 2002-06-28
Abstract: PURPOSE: Provided is a method for preparing an atorvastatin synthetic intermediate, 4-(4-fluorophenyl)-2-isobutyryl-3-phenyl-4-oxo-N-phenylbutyramide under a mild condition in a short time by a simple process at a high yield and with a high purity. CONSTITUTION: The method for preparing 4-(4-fluorophenyl)-2-isobutyryl-3-phenyl- 4-oxo-N-phenylbutyramide represented by the formula 2 comprises the step for carrying out the nucleophilic substitution reaction of 4-methyl-3-oxo-N-phenylpentamide represented by the formula 3 with 2-halo-1-(4-fluorophenyl)2-phenone represented by the formula 4 or 2,2-dihalo-1- (4-fluorophenyl)-2-phenone represented by the formula 5, or the mixture thereof in the presence of a base, wherein X is Cl, Br or I.
Patent KR-20020064713-A (KR)
Inventor: JUNG GYEONG U
IPC: H01F41/02
Filed: 2002-07-02
Abstract: PURPOSE: An Fe-Si based alloy powder core and a method for fabricating the same are provided to improve stability in a region of radio frequency by using Fe-Si based magnetic powder. CONSTITUTION: A binding agent solution is obtained by melting a binding agent into an organic solvent or water. The binding agent solution is added to Fe-Si based alloy powder. The binding agent is coated on a surface of the Fe-Si based alloy powder by mixing the binding agent solution with the Fe-Si based alloy powder and a complex particle power is fabricated thereby. A molding process for the complex particle power is performed. A thermal process for the molded complex particle powder is performed under temperature of 400 to 900 degrees centigrade. The Fe-Si based alloy powder is formed by Si of 2 to 10 weight percent and Fe of 90 to 98 weight percent.
Patent KR-20040005050-A (KR)
Title: Method managing for memory access violation and computer system therefor
Inventor: JI DAE HUN
IPC: G06F12/14
Filed: 2002-07-08
Abstract: PURPOSE: A memory access violation processing method and a computer system for the same are provided to block an access violation in a system having a CPU without an MMU(Memory Management Unit) by using a hardware. CONSTITUTION: The method comprises several steps. A CPU stores an address of an instruction next to next to an instruction which generates a data stopping interrupt(S701). The CPU moves a program counter to a position at an interrupt vector table and executes the data stopping interrupt service routine(S702). The data stopping interrupt service routine copies stack data and status data of a current program to another stack(S703), and converts a program execution mode into an interrupt processing mode for preventing another interrupt from being generated(S704). The data stopping interrupt service routine is performed, and stores an interrupt service routine return address at a link register(S705). The data stopping interrupt service routine recovers the stored stack data and status data, and moves the program counter to the stored instruction address(S706).
Patent KR-20040006068-A (KR)
Title: Method for manufacturing capacitor guard ring of semiconductor device
Inventor: YANG HYEON JO
IPC: H01L21/8242
Filed: 2002-07-09
Abstract: PURPOSE: A method for forming a capacitor guard ring of a semiconductor device is provided to prevent a collapsing phenomenon of the capacitor guard ring by etching additionally a silicon oxide layer of a semiconductor substrate to form the capacitor guard ring. CONSTITUTION: The first silicon oxide layer(200) is formed on a semiconductor substrate(100). A contact plug(300) is formed by etching partially the first silicon oxide layer(200). A silicon nitride layer(400) and the second silicon oxide layer(500) are formed over the semiconductor substrate(100). The second silicon oxide layer(500) and the silicon nitride layer(400) are etched partially. A conductive layer is formed over the semiconductor substrate(100). A capacitor bottom electrode(900) and a guard ring(1000) are formed by performing a planarization process. The second silicon oxide layer(500) is removed from both sides of the capacitor bottom electrode(900).
Patent KR-20040005236-A (KR)
Title: Circuit for controlling an initiallizing circuit in a semiconductor device
Inventor: PARK NAK GYU
IPC: H03K17/22
Filed: 2002-07-09
Abstract: PURPOSE: An initialization control circuit of a semiconductor memory device is provided to prevent power consumption due to an unnecessary operation. CONSTITUTION: The first unit generates a nop operation command signal. And the second unit maintains a power up signal in a low state until a nop operation and transits the above power up signal into a high state according to the above nop operation command signal. The first unit includes a PMOS transistor being connected between a power supply and the first node(n1) and being operated according to a write enable signal, and the first NMOS transistor(N1) connected to the first node and turned on according to a row address strobe signal, and the second NMOS transistor(N2) being connected to the first NMOS transistor and being operated according to a column address strobe signal, and the third NMOS transistor(N3) being connected to the second NMOS transistor and being operated according to a write enable signal, and the fourth NMOS transistor(N4) being connected between the third NMOS transistor and a ground and being operated according to a chip select signal, and an inverter inverting a potential of the first node, and the second PMOS transistor connected to the first PMOS transistor(P1) in parallel and turned on according to the output of the inverter. The second unit includes a NAND gate having the first and the second input port and receiving a power up signal through the first input port, and a transmission gate transferring the power up signal to the second input port of the NAND gate according to the nop operation command signal, and the first inverter inverting the output of the NAND gate, and the second inverter inverting the output of the NAND gate and then providing it to the second input port.
Patent KR-20040006355-A (KR)
Title: door for Air conditioning device
Inventor: HAN IN CHEOL
IPC: B60H1/00
Filed: 2002-07-12
Abstract: PURPOSE: A door for an air conditioner is provided to minimize the opening and shutting angle of the door, to increase operating force of the door, to improve productivity and strength by simplifying the structure, and to elevate the airtightness of the door. CONSTITUTION: A door for an air conditioner installed between an evaporator and a heater core successively mounted in a case at regular intervals to selectively flow air, which is moved into the case and blown through the evaporator, through a passage that doesn't pass by the heater core and a passage that passes by the heater core is composed of a shaft(21) rotatively supported to the case; a plate(25) formed in an arc shape with centering on the shaft; and a connecting rib(23) for connecting a side of the shaft with an inside of the plate. A front end of the connecting rib and the plate is integrally connected and installed.
Patent KR-20040007950-A (KR)
Title: Method of manufacture semiconductor device
Inventor: KANG YANG BEOM
IPC: H01L21/336
Filed: 2002-07-15
Abstract: PURPOSE: A method for manufacturing a semiconductor device is provided to be capable of reducing the resistance of a PMOS(P channel Metal Oxide Semiconductor) silicide layer, improving thermal stability of the silicide layer, and preventing the increase of junction leakage current. CONSTITUTION: After a gate and a gate spacer(5) are sequentially formed at the upper portion of a semiconductor substrate(1), a source/drain region(6) are formed at both sides of the gate in the semiconductor substrate. After an SOG(Spin On Glass) layer is formed on the resultant structure, the upper surface of the gate is exposed to the outside by carrying out an etch-back process at the SOG layer using etching gas having a predetermined etching rate for the gate and gate spacer. After the first Co/TiN layer is formed on the resultant structure, the first silicide layer(9) is formed at the upper portion of the gate by carrying out an annealing process. After the second Co/TiN layer is formed on the resultant structure, the second silicide layer(11) is formed at the upper portion of the source/drain region by carrying out an annealing process.
Patent KR-20040008532-A (KR)
Title: Circuit for supplying program/erase voltage in a flash memory device
Inventor: JANG SEUNG HO
IPC: G11C16/06
Filed: 2002-07-18
Abstract: PURPOSE: A program/erase voltage supply circuit of a flash memory device is provided to improve reliability and lifetime of a device by performing a program/erase operation normally without regard to the variation of program/erase characteristics. CONSTITUTION: A program/erase voltage level determination part(110) counts the execution number of erase operations, and determines a level of a program/erase voltage supplied to a flash memory cell(C100) according to the total number of erase operations to compensate program/erase characteristics varying by the erase operation. And a program/erase voltage generation part(120) generates voltages of several levels, and supplies a voltage of a level capable of compensating the variation of program/erase characteristics as a program/erase voltage of the flash memory cell according to a signal of the program/erase voltage level determination part.
Patent KR-20040015903-A (KR)
Title: shopping mall total management solution
Inventor: JEONG SE YOUNG
Filed: 2002-08-14
Abstract: PURPOSE: A total solution for operating and managing a shopping mall is provided to expand a sale area through reformation to a diversified total shopping mall by integrating a goods database as connecting many Internet shopping malls jointly, and to produce new profits by collectively managing the Internet shopping mall. CONSTITUTION: The entire management matters necessary for the shopping mall operation are managed by the total agency. Thus, an owner of the shopping mall simplifies businesses and time. The new profit titled a management fee is produced by making a shopping mall manager collectively manage the jointly connected shopping malls.
Patent KR-20040015975-A (KR)
Title: a carbon deposit protecting structure of idle speed control system for LPG vehicle
Inventor: KIM YEONG NAM
IPC: F02M21/04
Filed: 2002-08-14
Abstract: PURPOSE: A carbon deposit prevention structure is provided to prevent carbons from being deposited to the inner wall of the fuel-air mixture flow channel. CONSTITUTION: A fuel-air mixture flow channel(20) which interconnects both sides of the throttle valve is formed at the throttle body. A rotary valve operating by the idle speed actuator is mounted at the intermediate portion of the fuel-air mixture flow channel. The fuel-air mixture flow channel has an inlet(20a) and an outlet(20b) having an area ratio of 1.5 to 20. A surge preventing plate(22) having a plurality of holes(22a) is arranged at the end of the outlet of the fuel-air mixture flow channel.
Patent KR-20040021729-A (KR)
Title: Method Of Etching Silicon Oxide
Inventor: MUN BYEONG O
IPC: H01L21/306
Filed: 2002-08-29
Abstract: PURPOSE: An etching method of a silicon oxide layer is provided to easily form a deep trench with wide width and stable profile by etching the silicon oxide layer without applying RF power in CCP(Capacitive Coupled Plasma) chamber. CONSTITUTION: A semiconductor substrate including a silicon oxide layer is loaded in CCP chamber with a plasma generator. Processing gas containing CF4, Ar and O2 gas is injected into the CCP chamber. The silicon oxide layer is then etched by operating the plasma generator. At this time, the operating frequency of the plasma generator is 27 MHz.
Patent KR-20030021123-A (KR)
Title: Lithium-containing silicon oxide powder and making method
Inventor: ARAMATA MIKIO
IPC: H01M4/58
Filed: 2002-08-29
Abstract: PURPOSE: Provided are a lithium-containing silicon oxide powder which is useful as the negative electrode material to produce a lithium ion secondary cell having a high capacity with little or no cycling loss and a reduced irreversible capacity on the first charge/discharge cycle, and a method for producing the same. CONSTITUTION: The lithium-containing silicon oxide powder has the general formula SiLixOy(wherein x and y are 0 < x < 1.0 and 0 < y < 1.5), wherein the lithium is fused and partially crystallized. The method comprises the step of heating a mixture of a raw material powder capable of generating SiO gas and metallic lithium or a lithium compound in an inert gas atmosphere or in vacuum at a reaction temperature of 800 to 1,300 deg.C.
Patent KR-20040021238-A (KR)
Title: Fabrication method of chrome carbide based ceramics
Inventor: KIM DO HYEONG
IPC: C04B35/56
Filed: 2002-09-03
Abstract: PURPOSE: A method for making chrome carbide-based ceramics is provided to increase the firing density of the ceramics to 99% or more and to improve the mechanical properties such as strength and wear resistance of the ceramics. CONSTITUTION: The method for making chrome carbide-based ceramics comprises the steps of: adding a firing aid and a forming aid to chrome carbide powder and forming the mixture; charging the formed product into a furnace and firing it under vacuum, while the temperature is increased from room temperature to a temperature of 1300-1500 deg.C; and injecting an inert gas into the furnace, when the temperature reaches to a temperature of 1300-1500 deg.C, heating to a temperature of 1600-1800 deg.C and further firing the formed product, while the temperature is maintained at 1600-1800 deg.C.
Patent KR-20040031135-A (KR)
Title: a panel for a liquid crystal display, a liquid crystal display including the panel, and a methods for manufacturing the same
Inventor: JUN BAEK GYUN
IPC: G02F1/1339
Filed: 2002-10-04
Abstract: PURPOSE: An LCD substrate, an LCD device having the same, and a method for fabricating the LCD are provided to keep an interval between two substrates uniformly. CONSTITUTION: An LCD device includes an LC panel(120) having insulating substrates(100,200) facing to each other and an liquid crystal layer(300) interposed between the substrates. The LC panel is defined with four LC cell areas, and the respective LC cell areas have screen display areas. The LC panel includes a substrate interval element(400) for supporting the insulating substrates in parallel by contacting the insulating substrate. The substrate interval element has a taper angle which becomes decreased toward the center of the screen display part, so that the substrate interval element generates almost equal deformation for compression stress.
Patent KR-20040035423-A (KR)
Title: console box assembly for an automobile
Inventor: LEE MAN DEOK
IPC: B60R7/04
Filed: 2002-10-22
Abstract: PURPOSE: A console box assembly for a vehicle is provided to prevent poor assembling in assembling a console box, reduce the length of the assembling process, and reduce combination clearance of a change lever. CONSTITUTION: A console box assembly for a vehicle comprises a change lever assembly(22) to which a change lever(28) is combined; a floor console(24) the top and bottom sides of which are opened, to receive the change lever assembly; and a console-upper cover(26) combined to the opened top side of the floor console, to cover the change lever assembly. The change lever passes through the console-upper cover. Both walls of the floor console are connected by a cross bar(32), to prevent deformation.
Patent KR-20040038138-A (KR)
Title: Reverse etchback method to improve STI process
Inventor: YOON IL YEONG
IPC: H01L21/76
Filed: 2002-10-31
Abstract: PURPOSE: A reverse etch-back method for improving STI(Shallow Trench Isolation) processing is provided to reduce the fabrication cost of a mask by forming a reverse mask by reverse exposure. CONSTITUTION: A reverse mask having a field region(FR) is formed by using reverse tone exposing of an active mask to cover an active region(AR). An oxide layer(24) for gap-filling is etched to have a gentle slope at the boundary of the active region by reverse etch-back processing using the reverse mask so as to improve uniformity of CMP of the oxide layer. At this time, mixed gases containing CF4 and CHF3 are used as the etching gas.
Patent KR-20040041323-A (KR)
Title: Connector for electron parts
Inventor: KIM HYEONG TAEK
IPC: H01R24/38
Filed: 2002-11-11
Abstract: PURPOSE: A connector for an electronic component is provided to improve combination strength by protruding and forming an external circumference side of the connector contacted with the electronic component. CONSTITUTION: Teeth(111) are formed in an external circumference surface of a body(100), and a connection hole(113) is formed in the body(100). A contact flap(120) with a ring type is formed along the external circumference surface of one end of the body(100), and is contacted with an external surface of an electronic component(50) adjacent with an internal circumference surface of a combination hole(51). A surface contacted with the external surface of the electronic component(50) is concavely rounded, and an external circumference side of the contact flap(120) is more protruded than the center of the contact flap(120). A bending flap(130) with a cylindrical type is extended from the one end of the body(100) in a direction same with the length of the body(100), and is contacted with the external circumference surface of the combination hole(51). The bending flap(130) is contacted with the internal surface of the electronic component(50). One side of a connection pin(140) is connected with the body(100), and the other side of the connection pin(140) is exposed to the outside of the body(100). The connection pin(140) is located in the electronic component(50).
Patent KR-20030040086-A (KR)
Title: Process of forming thin film and precursor for chemical vapor deposition
Inventor: ONOZAWA KAZUHISA
IPC: C07C49/175
Filed: 2002-11-11
Abstract: PURPOSE: To provide a method of producing a thin film of strontium titanate, barium titanate or barium strontium titanate by a chemical vapor deposition method, giving stable production conditions suitable for industrialization, and to provide a raw material for chemical vapor deposition. CONSTITUTION: In the method of producing the thin film of strontium titanate, barium titanate or barium-strontium titanate by a chemical vapor deposition method, a titanium compound expressed by formula (1) is used: (wherein, R1 is a hydrogen atom or a methyl group; and R2 and R3 are individually a methyl group, an ethyl group, or a group forming a methylene group, a methylmethylene group or a dimethylmethylene group so as to be connected).
Patent KR-20040041753-A (KR)
Inventor: MIN HEUNG KI
IPC: B01D46/02
Filed: 2002-11-11
Abstract: PURPOSE: Provided is a downflow dust collector which is able to effectively eliminate foreign matters adhered to a filter paper by directly transferring the intensity of compressed air produced from an air header and prevent shaken-off dust from being adhered again to the filter paper. CONSTITUTION: The downflow dust collector(2) comprises an upper cap which is placed on top of a case(10) and has an inlet port where air is flown; an outlet port(18) which flows out the filtered flown-in air; a lower cap(20) which has a foreign matters discharge port(19) to discharge the foreign matters adhered to a filter(16); an air header(22) to separate the foreign matters adhered to circumference of the case by spraying compressed air to a hollow part; an elastic extending part which is extended by elasticity; and a filter fixing tool(36) which is inserted to the elastic extending part to fix the filter to the case.
Patent KR-20040041471-A (KR)
Title: functional toothpaste component
Inventor: KIM YONG RAE
IPC: A61K8/25
Filed: 2002-11-11
Abstract: PURPOSE: Provided is a functional dentifrice composition which has prevention effect on tooth decay and periodontitis as well as oral cavity and teeth diseases. CONSTITUTION: A functional dentifrice composition characteristically contains 10 wt.% of a diatomaceous earth-functional mixture composed of germanium, holmium, selenium, cerium, calcium, magnesium, potassium, sodium and silicon with conventional polishing agents, moisturizing agents, foaming agents, sweeteners and the like.
Patent KR-20040042544-A (KR)
Title: A apparatus for measuring curve of cold steel sheet
Inventor: BAEK HYO SEOK
IPC: B21B38/00
Filed: 2002-11-14
Abstract: PURPOSE: A cold rolled strip warping measuring system is provided in which warping of cold rolled strip is accurately measured by arrangement of distance measuring sensors and relative measuring distance difference even when slope is laterally or longitudinally generated on the cold rolled strip. CONSTITUTION: The cold rolled strip warping measuring system comprises a distance measuring sensor part comprising a plurality pairs of distance measuring sensors(100a-100c,101a-101c,102a-102c) installed in such a way that the plurality pairs of distance measuring sensors are paired in a length direction of strip and spaced apart from each other in a certain distance in a width direction of the strip; a control part(200) for transmitting the edited warping value to a shape meter as displaying the edited warping value by editing a warping value of the strip as the results of operation after operating a longitudinal slope correction value from measured distance values (L1,L2) of respective pairs of distance measuring sensors longitudinally positioned at the distance measuring sensor part and operating a lateral slope correction value from measured distance values of a plurality of distance measuring sensors(100a,100b,100c) laterally positioned; and a sensor supporting part comprising a driving rail(303) so that the distance measuring sensor part is horizontally slidingly supported by the driving rail at a certain height.
Patent KR-20040043475-A (KR)
Title: Preventing method of error of auto white balance for digital camera
Inventor: CHOI HYEONG OK
IPC: H04N9/73
Filed: 2002-11-18
Abstract: PURPOSE: A method for preventing an auto white balance error of a digital camera is provided to prevent an error from being generated in color calibration when most of a CCD window screen is monochrome. CONSTITUTION: Data that is judged to be white is detected from a CCD window for white balance(S100). The blue component of a white balance control signal initial value is set to B0(S200) and the blue component separated from the detected data is set to Bw(S300). The B0 and Bw are compared to each other(S400). When B0 is larger than Bw, the CCD window is divided(S500). The blue component of each of the divided windows is stored(S600). The blue components of the divided windows are compared with B0, and the number of windows having the blue components smaller than B0 is counted(S700). It is judged whether the counted number is larger than a predetermined number(S800). When it is judged that the counted number is larger than the predetermined number, white balance is not carried out by the detected data and a color calibration control signal is maintained(S900).
Patent KR-20030041834-A (KR)
Inventor: JACKSON GRAHAM
IPC: C10L1/224
Filed: 2002-11-20
Abstract: PURPOSE: Provided is a fuel additive, which is effective at reducing low temperature operability of fuel oils having a cloud point of less than or equal to -15 deg.C, preferably less than or equal to -20 deg.C, and even more preferably less than or equal to -25 deg.C. CONSTITUTION: The fuel additive comprises at least one wax having a refractive index of greater than 1.4550 at 70 deg.C and a melting point of less than 40 deg.C; and at least one selected from the group consisting of (a) at least one growth arrester; (b) at least one polar nitrogen compound; (c) at least one nucleator; (d) at least one comb polymer; and (e) at least one alkyl phenol formaldehyde condensate.