baber/WOPTO huggingface dataset:
Patent KR-20030013771-A (KR)
Title: BGA semiconductor package using TAB bonding and the fabrication method thereof
Inventor: JUNG HA CHEON
IPC: H01L23/48
Filed: 2001-08-09
Abstract: PURPOSE: A ball grid array(BGA) package using tab bonding is provided to remarkably reduce the whole volume of the package and a lead defect by laminating a copper thin film on a substrate so that the tab tape of conventional tab bonding is replaced. CONSTITUTION: The copper thin film(42) is formed on a cavity substrate(40) having at least one via hole(44) wherein a part of the substrate is an inner lead and a pattern is formed in the rest of the substrate. A chip(30) is electrically connected to the inner lead in the cavity of the substrate by using a bump(45) as a medium. A solder ball(50) is attached to the lower portion of the via hole under the substrate to be electrically connected to the copper thin film on the substrate. A filling material(60) is filled in a part of the substrate and the inner lead and on the chip.
Patent KR-20030013794-A (KR)
Title: Transmitting and receiving method for a number of calling user
Inventor: KIM SUN UK
IPC: H04Q7/20
Filed: 2001-08-09
Abstract: PURPOSE: A method for transmitting and receiving a caller ID is provided to insert caller ID data into partial data of PCM(Pulse Code Modulation) data and transmit the PCM data. CONSTITUTION: It is judged whether a channel is set up. If the channel is set up, a start message is transmitted for informing the starting and synchronization of a caller ID. The caller ID is inserted into PCM data and the PCM data are transmitted. If the transmission of the caller ID is completed, an end message is transmitted for informing the transmission completion of the caller ID.
Patent KR-20020014723-A (KR)
Inventor: LLOYD ANDRE WOHLS
IPC: H04L25/49
Filed: 2001-08-14
Abstract: PURPOSE: A circuit and method for simultaneously multi-way transmit multiple signal between multiple circuits are provided to send/receive a digital signal respectively, via single signal transmission path among more than three circuits connected by a single transmission line or a network. CONSTITUTION: The circuits(104,105,106) within a circuit system(100) includes encoders(109,111,113) and decoders(110,112,114). The encoders(109,111,113) included in the independent circuit(104,105,106) generate an encoded signal in corporation with each other to a common transmission path connecting mutually the circuits or a network(108). Decoding structures(110,112,114) receive an encoded signal arising in the transmission path, decode it and reproduce a digital signal transmitted from other circuits in the system.
Patent KR-20030016708-A (KR)
Title: Scrubber having improved exhaust line
Inventor: KIM MIN SIK
IPC: B01D53/74
Filed: 2001-08-21
Abstract: PURPOSE: Provided is an off-gas treating apparatus capable of preventing backpressure in a discharging pipe by improving gas discharging structure, thereby smoothly discharging gas. CONSTITUTION: The apparatus comprises a heater block(111) for thermally decomposing off gas output from a process chamber(101), a post treatment device(130) for removing micro-dust or particles from the decomposed gas decomposed by the heater block(111), a first blower(151) installed on a first gas discharging pipe(141) connecting the process chamber(101) and the heater block(111) for providing a first gas discharging force, a second blower installed on a second gas discharging pipe connecting the heater block(111) and the post treatment device(130) for providing a second gas discharging force, and a third blower(153) installed on a fourth gas discharging pipe(143) connecting the post treatment device(130) and a heatable duct(120) for discharging the purified gas purified by the post treatment device(130) through the heatable duct(120), wherein all the gas discharging pipes have a diameter of 200 mm.
Patent KR-20030018726-A (KR)
Title: Vibration seesaw exerciser
Inventor: HONG SOON CHANG
IPC: A63B23/04
Filed: 2001-08-31
Abstract: PURPOSE: Provided is a vibrated seesaw exercise instrument which transmits drive power for one slave axis to vibrate a footing at one side of a drive axis so that it contributes to maximize the efficiency of a drive motor. CONSTITUTION: In an instrument for reinforcing muscle which includes a case(3), the footing(2), a drive system, a control panel(5) and a post(4), the vibrated seesaw exercise instrument comprises the parts of: the drive motor which supplies power for the drive system; an eccentric slave axis which generates vibration by rotating the drive axis; a frame for fixing the slave axis which fixes the eccentric slave axis; a crank arm which transmits vibration generated from the eccentric slave axis into the footing; a support axis which is connected to crank arm to support the footing and transmit vibration movement; a frame for fixing the support axis which fixes the support axis; and a frame for fixing a center axis which is formed at both sides of a fixed base to fix the footing.
Patent KR-20020022006-A (KR)
Inventor: MIYAJIMA YASUSHI
IPC: G09G3/36
Filed: 2001-09-17
Abstract: PURPOSE: An active matrix display device is provided to directly reduce the size of a liquid crystal display device minimize the area required for a retaining circuit. CONSTITUTION: An active matrix display device includes a retaining circuit for retaining an image signal in each of pixel elements. The display device operates under two operation modes, a normal operation mode and a memory mode. Since the placement of a retaining circuit(110) requiring a relatively large area is confined to the area for a pixel element electrode(17) not in between neighboring pixel element electrodes, the required area for one pixel element is minimized. Further, the size of the liquid crystal display device is reduced. By placing at least a portion of the retaining circuit in the area of the pixel element electrode of the neighboring pixel element, the detour of the wiring is omitted. Further, the space is used efficiently.
Patent KR-20030024381-A (KR)
Title: Synthesis of Cu Fine Particles by Glycothermal Process
Inventor: BAE DONG SIK
IPC: B22F1/00
Filed: 2001-09-18
Abstract: PURPOSE: A synthesizing method of fine powder of copper using organic solvent is provided to directly prepare copper powder without reduction treatment by inducing reaction of organic solvent at proper temperature and pressure. CONSTITUTION: The synthesizing method of fine powder of copper using organic solvent comprises the processes of preparing copper hydroxide sediment by reacting a copper precursor aqueous solution with a neutralizer selected from calcium hydroxide (KOH), sodium hydroxide (NaOH) and ammonium hydroxide (NH4OH); and reacting the mixed solution at a temperature of 200 to 300 deg.C for 0.5 to 20 hours after dissolving the sediment into an organic solvent, wherein the copper precursor is at least one or more precursors selected from copper nitrate hydride (Cu(NO3)2·xH2O), copper chloride dehydride (CuCl2·2H2O), copper sulfide pentahydride (CuSO4·5H2O) and copper sulfide hydride (CuSO4·xH2O), wherein the organic solvent is at least one or more solvents selected from ethylene glycol, di(ethylene glycol), polyethylene glycol and butanediol, and wherein centrifuge method is used to recover the obtained copper fine powder.
Patent KR-20030031681-A (KR)
Title: Method for controlling aircon on/off of vehicle
Inventor: JUNG CHEOL HWA
IPC: B60H1/32
Filed: 2001-10-15
Abstract: PURPOSE: A method for controlling on/off of an air conditioner for an automobile is provided to keep starting performance of the automobile at maximum while improving indoor cooling performance. CONSTITUTION: A method comprises the steps of: a step in which an ECU(Electronic Control Unit) transmits signal turning off an air conditioner to turn off the air conditioner according to counter signal of an air conditioner off counter on first starting of an automobile after stop; a step in which the ECU transmits signal turning off the air conditioner to turn off the air conditioner according to counter signal of the air conditioner off counter on second starting of the automobile after second stop; and a step in which the ECU transmits signal keeping the air conditioner turned on to keep the air conditioner working according to counter signal of the air conditioner off counter on third starting of the automobile after third stop.
Patent KR-20030032644-A (KR)
Title: Method for network to network interface protocol selection of asynchronous transfer mode exchange
Inventor: SHIN IK SEOP
IPC: H04L12/46
Filed: 2001-10-19
Abstract: PURPOSE: A network to network interface protocol selecting method of an ATM exchange is provided to easily change a network topology by selectively using a private network to network interface and a broadband-integrated services digital network user part, and quickly processing a call in selecting a protocol corresponding to a transit call. CONSTITUTION: If a subscriber attempts a call, a USCF(User Signaling Control Function) receives the call and requests call translation from an NTCF(Network address Translation Control Function)(40). The NTCF accesses database to translate the call and determine whether it is a local call or a transit call(42). If the translation-requested call is a local call, the NTCF provides the corresponding information to the USCF, so that the USCF controls a switch to process the local call by using an UNI(User Network Interface) protocol(44). If the translation-requested call is a transit call, the NTCF judges which network to network interface protocol a trunk code or an official code of a destination address belongs to(46). If the information received from the NTCF is a private network to network interface, the USCF provides the corresponding information to the private network to network interface, so that the private network to network interface controls the switch to process the transit call by using a private network to network interface protocol(48). If the information received from the NTCF is a broadband-integrated services digital network user part, the USCF provides it to the private network to network interface, so that the private network to network interface controls the switch to process the transit call by using a broadband-integrated services digital network user part protocol(50).
Patent KR-20020032401-A (KR)
Inventor: ELLIS BRIAN
IPC: C07C67/04
Filed: 2001-10-26
Abstract: PURPOSE: A method for oxidizing an alkane of C2-C4 for preparing an alkene and a carboxylic acid is provided, wherein the method can be used in the integrated method such as the preparation of vinyl acetate or ethyl acetate. CONSTITUTION: The method comprises the steps of contacting an alkane, a molecular oxygen-containing gas and the corresponding alkene and optionally water in the oxidation zone in the at least one catalyst having an activity oxidizing an alkane into the corresponding alkene and carboxylic acid, to prepare a product stream containing an alkene, a carboxylic acid and water; and controlling the concentration of an alkene and optionally water in the oxidation zone and controlling at least one among the pressure, the temperature and the retention time in the oxidation zone, to control the molar ration of an alkene and a carboxylic acid produced in the oxidation zone.
Patent KR-20030034906-A (KR)
Title: IS-95C Pico Base-station Transceiver Subsystem Structure
Inventor: KANG HONG GU
IPC: H04B7/155
Filed: 2001-10-29
Abstract: PURPOSE: A micro structure of an IS-95C(Interim Standard-95C) base station is provided to implement a base station internally divided into an RF(Radio Frequency) part and a digital part with a single board in a CDMA(Code Division Multiple Access) system. CONSTITUTION: An E1/T1 interface(21) interfaces with a base station controller(12) through an E1 or T1 link, to convert ATM(Asynchronous Transfer Mode) data delivered from the base station controller(12) into PCM(Pulse Code Modulation) data. An IMA(Inverse Multiplexing for ATM)(22) converts the PCM data into UTOPIA(Universe Test and Operation PHY Interface for ATM). A CPU(23) delivers data of the base station controller(12) to an RF part(50), or converts received CDMA-demodulated data into an ATM format for delivery to the base station controller(12). A plurality of transmission DSPs(Digital Signal Processes)(25) perform FIR(Finite Impulse Response) filtering for CDMA-modulated data to pass by a phase equalizer, multiplies a gain and an IF(Intermediate Frequency) for CIC(Cascaded Integrator Comb) filtering, and adds an I-channel and a Q-channel for outputting. A DA(Digital-to-Analog) converter(26) converts digital data outputted by the transmission DSPs(25) into analog signals for delivery to the RF part(50). An AD(Analog-to-Digital) converter(27) converts analog signals from the RF part(50) into digital data. A plurality of receiving DSPs(28) perform FIR filtering for the converted digital data, and perform OPQSK(Offset Quadrature Phase Shift Keying) demodulation. A base station modem(24) performs CDMA modulation for data delivered to the RF part(50) by the CPU(23) to deliver the modulated data to the transmission DSPs(25), or performs CDMA demodulation for data delivered from the receiving DSPs(28) to deliver the demodulated data to the CPU(23). And an RF controller(29) communicates with an LPA(Linear Power Amplifier) through a UART(Universal Asynchronous Receiver/Transmitter), and collects TTL(Transistor-Transistor Logic circuit) alarms reported from the RF part(50) to report the alarms to the CPU(23).
Patent KR-20020007248-A (KR)
Inventor: KIM SANG SEON
IPC: F16C33/12
Filed: 2001-11-05
Abstract: PURPOSE: A bushing bearing manufacturing method is provided to prevent the noise, vibration and heating of the bearing due to the friction by self-lubrication even when the periodical or continuous lubrication is not carried, wherein the corrosion due to the humidity is thoroughly prevented. CONSTITUTION: In a bushing bearing manufacturing method, raw materials of PTEE resin 30wt%, carbon fiber 20wt%, silicon 60wt%, and resin 20wt% are mixed uniformly and put into a drying furnace to be dried at a temperature of about 180°C slowly. the dried mixed materials are put into an injection molding machine and compressed in injection molds at a temperature of 230°C to be molded into a predetermined shape.
Patent KR-20030039580-A (KR)
Title: A method of preventing the ignition of carbon dusts in dry dust catcher
Inventor: CHO DAE SEOK
IPC: B01D51/00
Filed: 2001-11-13
Abstract: PURPOSE: Provided is a method for preventing the ignition of carbonaceous dusts in a dry dust catcher by inserting a metal bar with a high heat conductivity into a deposit of carbonaceous dusts to rapidly transmit the heat of the carbonaceous dusts. CONSTITUTION: The method comprises the step of externally inserting a metal bar(10) into a deposit(200) of dusts in dry dust catcher(115), wherein the metal bar extends outside of the dry dust catcher(115), thereby transmitting the heat of the dusts outside of the dust catcher(115).
Patent KR-20030040783-A (KR)
Title: Novel arylpropionic acid derivatives and composition for enhancing glucose transport comprising same
Inventor: BOK SEONG HAE
IPC: C07C59/40
Filed: 2001-11-16
Abstract: PURPOSE: A novel aryl propionic acid derivative, its preparation method and a composition containing the derivative for the delivery of glucose are provided, wherein the derivative shows an excellent increasing effect of the delivery of glucose and is applied to prevent and treat the disease related to the blood sugar concentration. CONSTITUTION: The aryl propionic acid derivative is represented by the formula 1, wherein R1, R2, R3, R4 and R5 are independent each another and are H, a halogen atom, a hydroxy group, an alkyl group of C1-C6 unsubstituted or substituted with a halogen atom, or an alkoxy group of C1-C6 (but all of R1 to R5 are not H); and R6 is H, a naphthalene methyl group, an alkyl group of C1-C18 unsubstituted or substituted with OH, an alkenyl group of C1-C18 unsubstituted or substituted with OH, or CH2COOR7(wherein R7 is a linear or branched alkyl group of C1-C6).
Patent KR-20030043101-A (KR)
Title: Apparatus and method for detecting dtack fail of external device
Inventor: LEE GAP YEONG
IPC: G06F13/00
Filed: 2001-11-27
Abstract: PURPOSE: A DTACK(Data Transfer Acknowledgement) error processing system and method is provided to process the error of the DTACK transferred from an external device interfaced with a main controller of an electronic, electric or communication control system using a microprocessor. CONSTITUTION: The system comprises a controller(1), an external device(2), a clock delay device(3), a DTACK sensor(4), an AND gate(5), a state storage(6), and a display(7). The controller(1) controls a data access, and reads or writes data from or to the external device(2). The clock delay device(3) delays the DTACK signal by one clock, and supplies the delayed DTACK signal for the controller(1). The DTACK sensor(4) senses the DTACK signal and generates forcefully the DTACK signal if the sensed DTACK signal has an error. The AND gate(5) enables or disables the DTACK sensor(4) according to a chip selection signal and the DTACK signal. The state storage(6) stores the sensing result of the DTACK sensor(4), and the display(7) displays the sensing result of the DTACK sensor(4).
Patent KR-20030043490-A (KR)
Title: Apparatus for forming disired roughness on the surface of pinch roll
Inventor: MO YEONG RAK
IPC: B21B28/00
Filed: 2001-11-28
Abstract: PURPOSE: An apparatus for forming desired roughness on the surface of pinch roll is provided to prevent the steel sheet from slipping off on the pinch roll during a continuous cold rolling process by heightening the roughness of the surface of the pinch roll. CONSTITUTION: In the apparatus for forming desired roughness on the surface of the pinch roll, the body of the apparatus is formed by integrating a pair of half round cylindrical parts, a pair of dresser fixing plates(52a,52b) is fixed on both side of the body, a dresser(57) is coupled to the dresser fixing plates(52a,52b), a few cases are installed by means of case supports(60) integrally formed with the body, an air tube is built in the case such that the case(54) moves in and out by the air pressure of the air tube(55), and a roller(56) assembled at the cases apply air pressure to the dresser which has a processing part inside thereof.
Patent KR-20030044571-A (KR)
Title: Rock bolt linking reinforcement equipment
Inventor: SIM SEK RYE
IPC: E21D21/00
Filed: 2001-11-30
Abstract: PURPOSE: A lock bolt/nail linking and fixing device for the anti-breaking of bedrock is provided to fix a lock bolt/nail stably and to prevent the breaking of an inclined ground between a lock bolt/nail and a lock bolt/nail. CONSTITUTION: The lock bolt/nail linking and fixing device for the anti-breaking of bedrock contains: a retentive plate(30) adhered to an inclined ground and provided with a perforation hole to fit the end of a lock bolt/nail(20), a preventive projection(34) projected upward to form a crossed guide on each corner, a grouting hole(37) and an air vent hole(39) formed around the perforation hole, and a cylindrical preventor(33) formed downward; a pressure member(40) provided with a perforation hole for placing the lock bolt/nail(20) to press a reinforcing bar anchored on the guide; and a nut(24) coupled with the end of the lock bolt/nail(20) to adhere/fix the retentive plate(30) and the pressure member(40).
Patent KR-20030047275-A (KR)
Title: Transparent conductive compound and printing method of forming transparent conductive electrode for display panel
Inventor: KIM TAE GEUN
IPC: C09D5/24
Filed: 2001-12-10
Abstract: PURPOSE: A transparent conductive membrane circuit composition and a method for forming a transparent conductive membrane circuit composition of a display device substrate by using the composition are provided, to enable a transparent conductive membrane circuit having high transparency, light permeability and adhesive strength to be prepared even at a low temperature. CONSTITUTION: The composition comprises an ITO precursor; and an organic polymer conductive polymer or an organic polymer dielectric polymer. Preferably the ITO precursor is prepared by dissolving an organometallic alkyl compound such as In(CH3)3, In(C2H5)3, Sn(CH3)4 and Sn(C2H5)4, an organometallic alkoxide compound such as In(OC2H5)3, In(C3H7)3, In(OC4H9)3, Sn(OC2H5)4, Sn(OC3H7)4, Sn(OC4H9)4, Sn(C5H7O2)2 and Sn(C5H9) and an organometallic acetyl acetone compound such as In(C5H7O2)2, In(C5H7O2)3, In((C5H7)2)3, In(C6H5)3, Sn(C5H7O2)2 and Sn(C5H9)4 in 1,2-dimethoxyethane or diglyme to adjust the ratio of Sn to In to be 100:2.5 to 100:10, thereby preparing a colorless and viscous liquid; and the organic polymer conductive polymer or the organic polymer dielectric polymer is at least one selected from the group consisting of polyethylene dioxythiophene, polystyrene sulfonate, polyalkyl fluorene, polyphenyl vinylene, polythiophene and polyvinyl carbazole.
Patent KR-20030054499-A (KR)
Title: In-line feed backward cooling control method of hot strip
Inventor: CHOI JIN TAE
IPC: B21B37/74
Filed: 2001-12-26
Abstract: PURPOSE: A feed forward cooling control method of hot rolled strip is provided to correct the amount of injection water current being cooled by obtaining an error between a target temperature calculated by initial setup model and predicted temperature calculated by actual cooling conditions of coil. CONSTITUTION: The feed forward cooling control method of hot rolled strip comprises a step (S201) of detecting whether or not coil has passed temperature sensor; a step (S202) of calculating length of passing coil by measuring the number of sections of the passed coil in case that the coil has passed the temperature sensor; steps (S204 to S206) of calculating a flow balance coefficient for representing if the coil is cooled by sufficient flow of cooling water by obtaining cooling header passing time of the coil currently passing the temperature sensor and comparing the obtained cooling header passing time of the coil with cooling header operating time; a step (S207) of calculating predicted coiling temperature of pertinent coil using current rolling control data and calculated flow balance coefficient; a step (S208) of obtaining an error between the predicted coiling temperature and target temperature; a step (S209) of judging whether the obtained temperature error is within dead zone; a step (S210) of not performing feed forward control if the temperature error exists in the dead zone, and calculating temperature compensation value for compensating the temperature error if the temperature error does not exist in the dead zone; steps (S211,S212) of determining the amount of injection water by adding the temperature compensation value to temperature drop obtained from difference between initial temperature and target temperature; and a step (S213) of controlling cooling header by the determined amount of injection water.
Patent KR-20020077790-A (KR)
Title: Ic chip
Inventor: SAWAI KAZUSHI
IPC: H01L23/64
Filed: 2001-12-28
Abstract: PURPOSE: To constitute an IC chip having different arrangement of power supply terminals using a semiconductor chip in the same design. CONSTITUTION: In a semiconductor chip 5, a second power supply pad 52 applied with a ground potential GND is arranged contiguously to a first power supply pad 51 applied with a power supply potential VDD. Signal pads 53 of such a number as corresponding to the size of an external component, e.g. a bypass capacitor, being inserted between the power supply terminals of an IC chip 4 are arranged contiguously to the second power supply pad, and a third power supply pad 54 applied with a ground potential GND is arranged contiguously to the signal pad 53. The second power supply pad 52 or the third power supply pad 54 is selected depending on the size of the external component and connected with a lead terminal of the IC chip 4 applied with the ground potential GND, thus providing a power supply terminal applied with the ground potential GND.