baber/WOPTO huggingface dataset:
Patent KR-20000072838-A (KR)
Inventor: CHUN HAE RAN
IPC: H01L21/76
Filed: 2000-09-30
Abstract: PURPOSE: A method for manufacturing a shallow trench for a semiconductor isolation process is provided to prevent a leakage current in a boundary between a device region and an isolation region, wherein the leakage current is caused by an electric field concentration in an edge portion of a silicon substrate. CONSTITUTION: After a pad oxidation layer(112), a polysilicon layer(113), a nitride layer(114) are sequentially formed on a semiconductor substrate(111), a photoresist layer is coated on the nitride layer. The coated photoresist layer is patterned, and the nitride layer is etched. Polymer is formed on a sidewall of the photoresist layer and nitride layer. After the polysilicon and pad oxidation layer under the polysilicon are etched by using the photoresist layer and polymer as a mask, the exposed semiconductor substrate is etched by a predetermined depth to form a trench.
Patent KR-20020031201-A (KR)
Title: Software one click upgrade method using internet
Inventor: JI SUNG JAE
IPC: G06F17/00
Filed: 2000-10-19
Abstract: PURPOSE: A software upgrading method is provided to enable a member to detect and display version data of a hardware or a software installed at a computer by one click operation, to download the latest version of the detected hardware driver or the latest patch file of the detected software also by one click operation. CONSTITUTION: The method comprises steps of a user accessing a service site, and the service site allocating an ID and a password to the user if the user inputs personal data and subscribes for a member of the service site(S1), the user selecting one among detecting a hardware, detecting a software, and downloading a hardware and software detection program(S2), if the user selects the hardware detection menu, the user making a server execute a hardware detection program and detect a hardware of a user computer over the internet(S3), the server comparing the detected hardware version with version data stored in a device driver management database(S4), the server displaying a list of corresponding device drivers if higher versions exist(S5), the user selecting one among the displayed list, and then the server transmitting the selected version to the user computer(S6), if the user selects the software detection menu, the user making a server execute a software detection program and detect a software of a user computer over the internet(S7), the server comparing the detected software version with version data stored in a patch file management database(S8), the server displaying a list of corresponding patch files if higher versions exist(S9), the user selecting one among the displayed list, and then the server transmitting the selected patch file to the user computer(S10), the server displaying an advertisement while transmitting the device driver or the patch file to the user computer(S11), and the server transmitting an upgrade information via an e-mail if the latest driver or patch file occurs(S12).
Patent KR-20020031450-A (KR)
Title: Yellow Pigment Comprising Quinoxaline Type and a Preparation Method of The Same
Inventor: JUN GEUN
IPC: C09B46/00
Filed: 2000-10-20
Abstract: PURPOSE: Provided are pigment yellow based on quinoxaline which is ecofriendly and has excellent solvent resistance and colorfastness to light, and a method for preparing the same. CONSTITUTION: The pigment yellow based on quinoxaline represented by formula 1 is characterized in that it is prepared using aminoquinoxaline represented by formula 9, as a diazotized compound. In the formulas, R, R1 and R2 are the same or different, and hydrogen, C1-C4 alkyl group, nitro(-NO2), C1-C2 alkoxy group, C1-C18 heterocycle, methyl ester(COOCH3) or halogen group such as chloro or bromo. The pigment yellow is prepared by the steps of (i) diazotizing amino quinoxaline compound represented by formula 9; (ii) dissolving coupler represented by formula 11 into solvent; (iii) mixing two reaction solution obtained from the steps (i) and (ii) at 0-5 deg.C; and (iv) adding base to the solution mixed in the step(iii) to adjust pH to 6-7 with stirring. In the formula 11, R, R1 and R2 are the same as the above.
Patent KR-20020032868-A (KR)
Title: Vertical Driving Apparatus of Nozzle Changer in Surface Mount Device
Inventor: KIM DONG JUN
IPC: H05K13/02
Filed: 2000-10-27
Abstract: PURPOSE: A vertical driving device for a nozzle change apparatus in SMD(Surface Mounting Device) is provided to use the cam when the nozzle change apparatus drives vertically to change the nozzle in SMD, and endure a high load. CONSTITUTION: A vertical driving device for a nozzle change apparatus in SMD comprises a first cam(120), a second cam(130), and a lift(140). The first cam(120) and the second cam(130) are assembled at the bottom of the base plate(110) having many nozzle seating grooves(111) to face to each other with a predetermined space. The first cam(120) includes a first guide member(121) having a vertical guide face at one side, and a second guide member(122) having a vertical guide face in shape of the same as the vertical guide face of the first guide member. The lift(140) is arranged between the first cam(120) and the second cam(130), and lifts up and down vertically by the first cam(120) and the second cam(130).
Patent KR-20020033297-A (KR)
Title: Baduk game management unit for dynamical expansion of game field and Baduk game management method using the unit
Inventor: KIM WON CHAN
Filed: 2000-10-30
Abstract: PURPOSE: A method and unit for managing a paduk game capable of extending game area are provided to adjust a size of a game area and a time required for the paduk game selectively in accordance with one's necessity by performing an extension from an initial game area of 7 X 7 size to a standard game area of 19 X 19 size. CONSTITUTION: A paduk game management unit(20) is installed in a software block(9) in an information processing device(10) as a PC or a mobile communication device. A graphic data module(22) performs a role for storing various graphic data necessary for progressing a paduk game, that is, a series of paduk stone graphic data and a plurality of game area data for defining a game area. A sound data module(23) performs a role for storing various sound data, that is, a background sound data and stone arrangement sound data. A game operation data module(24) performs a role for storing various command language data necessary for operating a game. A game control module(21) is linked with the graphic data module(22), the sound data module(23), and the game operation data module(24) in real time on condition that a series of communication relations is formed with a cursor input unit(4), a keyboard(5), and a mouse(6).
Patent KR-20020036146-A (KR)
Inventor: CHO HAN GI
IPC: D06F37/10
Filed: 2000-11-08
Abstract: PURPOSE: A device for opening and shutting a door of a drum washer is provided to easily open and shut the door when a user takes out clothing, to prevent the door from being opened during a washing process, to reduce the number of components, and to make the structure of the washer simple. CONSTITUTION: A device for opening and shutting a door of a drum washer includes a fixed protrusion, a detachable protrusion and a position sensing protrusion formed on the door, a base member(40), an actuator(50), a slide hook(60), and a micro switch(70). The base member has a mounting part(42) for mounting the actuator, a fixing hole(43) for inserting the fixed protrusion into a side of the mounting part, a detachable part(44) for detachably mounting the detachable protrusion, a position sensing hole(45) for inserting the position sensing protrusion, and a guide part(46) formed at a fixing hole side. The actuator is mounted at the mounting part of the base member. The hook is connected to the guide part in a straight movable manner to release the fixed protrusion inserted into the fixing hole while moving by the operation of the actuator. The micro switch is mounted at the position sensing hole side to sense opening and shutting of the door.
Patent KR-20020036399-A (KR)
Title: Grease feeder
Inventor: YANG JAE SEOK
IPC: F16N3/08
Filed: 2000-11-09
Abstract: PURPOSE: A grease feeder is provided to easily supply grease having a high viscosity such that grease is not sticked to a peripheral wall of a grease feeding vessel by feeding grease using a grease feeding pump. CONSTITUTION: A grease feeder comprises a grease feeding vessel(10) and a grease feeding pump(12) inserted into the grease feeding vessel(10) so as to upwardly convey grease. The grease feeding vessel(10) is formed at an underside thereof with a slot(11). A piston ring(14) is movably installed in the grease feeding vessel(10). A lid(16), through which the grease pump(12) passes through, is provided at an upper end portion of the grease feeding vessel(10). A supporting plate(18) is attached to a lower end of the grease feeding vessel(10). A pressurized air injection hole(20) is formed in the lid(16) so as to inject pressurized air for lowering the piston ring(14) in the grease feeding vessel(10).
Patent KR-20020037631-A (KR)
Title: Sectional Vulcanizing mold
Inventor: LEE HYEON SIK
IPC: B29C35/02
Filed: 2000-11-15
Abstract: PURPOSE: A sectional mold capable of reducing the noise is provided to compensate for the noise and vibration caused by a divided plane of a sector mold by improving the structure of the sectional mold. CONSTITUTION: A sectional mold includes a plurality of sector molds(1). A groove(2) is formed in each sector mold(1). The groove(2) can be formed in all sector mold(1) or can be formed in a part of the sector mold(1). The groove(2) has various shapes, such as a semi-circular shape, a triangle shape, and a rectangular shape. The groove(2) can be formed in a linear shape, or can be formed in a curved shape. When, the groove(2) is formed in the curved shape, the inclined angle is in the range of -60 to 60 degrees. In case the groove(2) is formed in each sector mold(1), the grooves(2) are connected to each other. The noise and vibration generated due to a divided plane(10) of each sector mold(1) are compensated by protrusions formed by the groove(2).
Patent KR-20020038044-A (KR)
Title: Automatic gain control circuit for guaranteeing power of receiving signal
Inventor: CHO MYEON GYU
IPC: H04B3/04
Filed: 2000-11-16
Abstract: PURPOSE: An AGC(Automatic Gain Control) circuit for securing a power of a receiving signal is provided to prevent a clipping irrespective of a PAR(Peak to Average Ratio) characteristic of receiving data and a characteristic of a channel. CONSTITUTION: An ADC(Analog to Digital Converter)(201) converts an inputted analog signal into a digital signal. The first arithmetic unit(202) obtains a power of the digital signal. The second arithmetic unit(203) obtains a mean to the power. A clipping error rate/optimum threshold determining logic(204) responds to the power and the mean power obtained the first and second arithmetic units(202,203) and determines a clipping error rate of the ADC(201) and a threshold. A comparing unit(205) compares the mean power from the second arithmetic unit(203) with the threshold. A gain control unit(206) increases or decreases the gain of an analog amplifier(207) according to the compared result from the comparing unit(205). The third arithmetic unit(208) obtains a power of a signal filtered in a BPF(Band Pass Filter)(212). The fourth arithmetic unit(209) obtains a mean to the power. A power compensating unit(210) compares the mean power to the signal before filtering transmitted from the second and fourth arithmetic units(203,209) with the mean power of the filtered signal, and generates a control signal for compensating the power. A shifter(211) responds to the control signal generated in the power compensating unit(210) and enhances the power of the signal filtered in the BPF(212).
Patent KR-20010051852-A (KR)
Inventor: ARNOUX DIDIER
IPC: C08K9/06
Filed: 2000-11-21
Abstract: PURPOSE: Provided is a casting composition suitable for producing a high-performance resin mold used for various molding methods such as injection molding, press molding, vacuum molding, high pressure molding, or foaming molding. CONSTITUTION: The composition contains (a) a resin containing a polyepoxide and a polyisocyanate and (b) a filler such as a silane-treated filler or an atomized filler. And the resin mold is produced by a process comprising the steps of: molding a cavity by polystyrene foam; coating the cavity with polyurea gel; curing at atmosphere temperature and spreading a wax releasing agent on the cured film; injecting the composition into the protected cavity; curing at atmosphere temperature; detaching a cast resin piece and curing at higher temperature.
Patent KR-20010044139-A (KR)
Inventor: HONDA TAKASHI
IPC: F21S6/00
Filed: 2000-11-22
Abstract: PURPOSE: To provide an illumination device with enhanced flexibility in designing which is capable of performing free and easy attachment and detachment as well as turning a shade with a simple structure. CONSTITUTION: Grooves 9, 10, that is, concaves having hyperbolic parts 15, 16 are formed in the direction of axis rotation of a head part 4, to which a fluorescent lamp 7 as a bulb is fitted and a shade 8 with protrusions 17, 18 formed corresponding to the grooves 9, 10 is fitted at an upper part of the head part 4 and the fluorescent lamp 7. By pressing in the protrusions 17, 18 into the grooves 9, 10 of the head part 4, the hade is easily to be fitted to the head part 4, on the contrary, by pulling up the shade 8 from the head part 4, the shade can be easily removed from the head part 4. Further, the protrusions 17, 18 formed on the shade 8 can be slid along the hyperbolic parts 15, 16 to rotate the shade. Moreover, since the shade 8 itself can be made a simple integrated structure, a flexibility of designing can be enhanced.
Patent KR-20020039861-A (KR)
Title: Wiper Defreeze Structure of Front Wind Shield in Vehicle
Inventor: KIM SANG HYEON
IPC: B60S1/02
Filed: 2000-11-22
Abstract: PURPOSE: Wiper freezing preventing structure of a front window in a vehicle is provided to improve operational performance of a wiper by conveniently thawing while heating frozen wiper. CONSTITUTION: Structure for preventing a wiper from being frozen of a front in a vehicle window comprises bus bars(2a,2b) formed on a lower end portion of a front window(1); a lower end heat wire(3) arranged between the bus bars; a connector(4) engaged with a battery by being engaged with a side of the bus bar; and a lead wire(5) connected to the bus bar. The lead wire is attached to the front window by a brazing type. Electric current is flown into the lower end heat wire through the bus bar from the battery while pressing a switch of the lower end heat wire. Thereby, the structure for preventing the wiper from being frozen of the front window improves operational performance of the wiper by conveniently heating the frozen wiper.
Patent KR-20020044835-A (KR)
Title: Hollow fiber surface modificating method by using plasma in atmosphere
Inventor: PARK YUN CHEOL
IPC: B01D65/00
Filed: 2000-12-07
Abstract: PURPOSE: A hollow fiber surface modification method by using plasma in atmosphere is provided to maximize activity and surface energy of surface of hollow fiber membrane. The method is applicable to treatment of sewage, wastewater of fiber manufacturing plant, iron manufacturing plant, and semiconductor manufacturing plant using hollow fiber membrane. CONSTITUTION: The method comprises the following steps: fusion of raw powder of hollow fiber at 200-300deg.C; spinning above fused hollow fiber through an ejector(2); induction of the hollow fiber into a reactor(3); modifying hollow fiber membrane using plasma in atmosphere pressure radiated from a plasma generator(4); and cooling modified hollow fiber membrane. When the surface modified hollow fiber is cooled, diluted acrylic acid directly comes into contact with the surface modified hollow fiber so that the surface of hollow fiber become hydrophilic.
Patent KR-20010062281-A (KR)
Inventor: COSTA MAURO
IPC: H04W36/12
Filed: 2000-12-08
Abstract: PURPOSE: A mobile radio telecommunications system with improved protocols is provided to perform hard hand over rapidly. CONSTITUTION: A TRNC(54) in a UMTS directly transmits a takeover instruction signal to an SRNC(52) through an Iur link(50) to realize takeover of controlling a mobile body from the RNC(52) handling the mobile body to an object RNC(54). Even when a link is present in advance or not present, the TRNC can transmit a request and a protocol to set the link. A core network no longer takes participation in the takeover and a considerable time can be saved.
Patent KR-20020045396-A (KR)
Title: A wireless phone
Inventor: NA GI RYONG
IPC: H04B1/38
Filed: 2000-12-08
Abstract: PURPOSE: A wireless cellular phone is provided to minimize influence by an electromagnetic wave by maximizing a distance between an antenna and a head, and easily perform operation by automatically unfolding the antenna by automation. CONSTITUTION: An LCD and a plurality of buttons(120) are installed in a front direction of a body, and a battery(130) is attached to a rear direction of the body and an antenna safety-receiving portion is formed on an upper portion of the body in a cellular phone body portion(100). An antenna(230) connects to an end of a radio wave receiving and emitting portion(200) by one body, and a rotation axis(220) in which an antenna connection line is embedded is fixed to the antenna safety-receiving portion and a driving portion connects to the rotation axis(220) in the radio wave receiving and emitting portion(200).
Patent KR-20020046871-A (KR)
Title: Structure Deformation Measurement Device And Structure Deformation Measurement Method
Inventor: JUNG YEONG JU
IPC: G01M11/02
Filed: 2000-12-16
Abstract: PURPOSE: An apparatus and method is provided to obtain an accurate result of measurement by using, as a sensor, the optical fiber which is less influenced by the electron and magnetic signal. CONSTITUTION: An apparatus(100) comprises a light source(10); a first optical fiber(20a) an end of which is connected to the light source so as to transmit the light emitted from the light source; a cross connecting unit connected to the other end of the first optical fiber, and which receives light; a second optical fiber(20b) connected to the cross connecting unit, and which transmits the light received at the cross connecting unit; a sensor lattice(50) having a plurality of Bragg lattices formed at constant intervals at the second optical fiber, and which is attached to a structure(40) to be measured, so as to sense the degree of transformation of the structure by transmitting light of Bragg bandpass; a third optical fiber(20c) an end of which is connected to the cross connecting unit, so as to transmit the light of Bragg bandpass; a wavelength tracking unit(60) having a filter lattice, an optical sensor, first and second piezoelectric elements, and a displacement sensor; a radio frequency filter(70) connected to the wavelength tracking unit, and which filters vibration of the filter lattice of the tracking unit; a gain controller(80) connected to the radio frequency filter, and which maintains phase difference of vibration of the filter lattice constant; a vibration frequency calculator(90) connected to the gain controller, and which calculates vibration frequency; and a computer(95) for calculating modulus of strain base on the vibration frequency.
Patent KR-20020050040-A (KR)
Title: Method of Driving Liquid Crystal Panel in Dot Inversion and Apparatus thereof
Inventor: SONG HONG SEONG
IPC: G09G3/20
Filed: 2000-12-20
Abstract: PURPOSE: A method and an apparatus for driving an LCD panel of a dot inversion method are provided to improve the resolution of the LCD panel by using the dot inversion method. CONSTITUTION: An LCD panel(10) is formed with a multitude of liquid crystal cells and a multitude of thin film transistors for switching data signals applied the liquid crystal cells. A data driving IC(Integrated Circuit)(8) is formed with a shift register and a latch in order to provide data to data lines(DL1 to DLm) formed on the LCD panel(10). A gate driving IC(Integrated Circuit)(9) is formed with a multitude of shift registers in order to drive sequentially gate lines(GL1 to GLn). A pre-charging gate control portion(11) generates the first and the second gate start pulses in order to provide data corresponding to the (n-2)th data line to the (n)th data line. The pre-charging gate control portion(11) is formed with the first D-flipflop, the second D-flipflop, and an XOR gate.
Patent KR-20020053892-A (KR)
Title: A microorganism Corynebacterium ammoniagenes CJIP009 being capable of producing 5'-inosinic acid in higher yield and a producing method of 5'-inosinic acid by using the same
Inventor: HWANG SU YEON
IPC: C12N1/20
Filed: 2000-12-26
Abstract: PURPOSE: Provided is a microorganism Corynebacterium ammoniagenes CJIP009 being capable of producing 5'-inosinic acid in higher yield and concentration band a producing method of 5'-inosinic acid economically by direct fermentation using the same. CONSTITUTION: Corynebacterium ammoniagenes CJIP009(KCCM-10226) produces and accumulates 5'-inosinic acid in high concentration and yield, and has resistance to L-glutamine analogue including Azaserine and DON(6-diazo-5-oxo-L-norleucine), and L-proline analogue including 3,4-dehydroproline, L-azetidine-2-carboxylic acid, L-thiazolidine-4-carboxylic acid, (S)-2,2-dimethyl-4-oxazoliden carboxylic acid, (S)-5,5-dimethyl-4-thiazolide carboxylic acid, (4S, 2RS)-2-ethyl-4-thiazolidine-carboxylic acid, (2S, 4S)-4-hydroxy-2-pyrroline-carboxylic acid, 2-piperidinecarboxylic acid, and 2,5-pyrrolidinedione.
Patent KR-20020052755-A (KR)
Title: Plate finish mill for preventing camber and its camber control method
Inventor: SEO JAE HYEONG
IPC: B21B37/00
Filed: 2000-12-26
Abstract: PURPOSE: A plate finish mill for controlling camber is provided which controls camber generated as widthwise elongations of both end parts of a rolled plate are different during plate finish rolling, and a camber controlling method using the finish mill is provided. CONSTITUTION: In a plate finish mill controlling camber generated on a plate and comprising a pair of work rolls(11,12) which are rotated with be contacted with a thick plate(15) during rolling, and a pair of intermediate rolls(103,104) which are positioned at upper and lower parts of the pair of work rolls(11,12) to prevent deformation of the work rolls, the plate finish mill comprises a plurality of rotation bearings each of which are positioned at upper and lower parts of the pair of intermediate rolls(103,104) and rotated with being contacted with the intermediate rolls(103,104) in a length direction; a plurality of reinforcement rolls(110) equipped with a plurality of control bearings each of which are positioned between the rotation bearings, and moved up and down as freely rotating the surroundings of a rotation shaft of the rotation bearings; As-U rolls installed on side surfaces of each of the plurality of control bearings, and an As-U roll rack(150) which is in gear with the As-U rolls to move the As-U rolls up and down, wherein vertical movements of the As-U roll rack(150) is transmitted to the control bearings through the As-U roll, and rolling force applied to the plate(15) is controlled as the rotation shaft is being elastically strained according to the vertical movements of the control bearings.
Patent KR-20020053290-A (KR)
Inventor: AHN DEOK SU
IPC: C23C2/06
Filed: 2000-12-27
Abstract: PURPOSE: A method for manufacturing an electro galvanized steel sheets having high gloss and whiteness by micronizing grains of metallic zinc is provided. CONSTITUTION: In a method for manufacturing an electro galvanized steel sheet by using a chloride zinc bath containing additives, the present invention is characterized in that a complex of Bi¬3+ and EDTA is added in the chloride zinc bath in an amount of 0.1 to 0.7 kmol/m¬3 and polyethylene glycol(0.1-0.5 ppm) is added in the chloride zinc bath.