baber/WOPTO huggingface dataset:
Patent KR-20020017253-A (KR)
Title: A method for manufactoring of board
Inventor: HONG SEONG JIN
IPC: H05K3/46
Filed: 2000-08-29
Abstract: PURPOSE: A method for manufacturing a printed circuit multi board is provided to separate a metal mask from the solder resister of the board without interference of the solder ball, while achieving a fined circuit line width. CONSTITUTION: A solder resist(130) is coated to form a solder ball mounting hole(120) at the upper side of the dielectric material(110). A pad(140) formed of Cu is mounted inside of the solder ball mounting hole(120). A metal mask(150) which has a larger diameter than that of the solder ball mounting hole(130), is attached to the upper side of the solder resister(130). A solder(160) is coated inside of the solder ball mounting hole(120). A laser(170) is radiated to the solder(160) at temperature of 230-270 deg.C during 1-3 seconds so that a solder ball(180) is formed by cooling the melted solder(160). The metal mask(150) is separated from the solder resist(130).
Patent KR-20020017358-A (KR)
Title: Inverter drive apparatus for back light of liquid crystal display
Inventor: KANG WOONG HYUN
IPC: G02F1/1335
Filed: 2000-08-30
Abstract: PURPOSE: An inverter driving device for a back light of a liquid crystal display is provided to realize a circuit for carrying out soft start and PWM dimming simultaneously with a single capacity, thereby simplifying and integrating the circuit arrangement. CONSTITUTION: An inverter driving device for a back light of a liquid crystal display includes an inverter circuit for converting AC power input according to switching state of a plurality of switching elements to supply to a back light lamp, a feedback circuit for rectifying and filtering a voltage of a current flowing in the lamp to generate a feedback voltage, and an inverter driving control circuit(300) for controlling the switching elements according to a PWM(Pulse Width Modulation) dimming voltage input from the outside and the feedback voltage, wherein the inverter driving circuit includes a starting time control part(310) for providing a predetermined time inclination for initial starting of the lamp and the PWM dimming, and an inverter driving part(330) for supplying an inverter driving signal to the switching elements after comparing an output signal from a main control oscillator and an output signal from the starting time control part.
Patent KR-20020017781-A (KR)
Title: optical sensor array panel
Inventor: JU IN SU
IPC: H01L21/336
Filed: 2000-08-31
Abstract: PURPOSE: An array substrate of a thin-film-transistor(TFT) optical sensor is provided to increase efficiency of a sensor TFT transistor and to control off-current in a switch TFT transistor, by making semiconductor layers in the sensor TFT transistor and the switch TFT transistor have different thicknesses. CONSTITUTION: A TFT sensing unit generates the quantity of charges according to the intensity of light irradiated to a transparent substrate, including the first semiconductor layer(141). A storage unit stores information having a type of a charge quantity of the sensing unit. A TFT switching unit outputs the information from the storage unit according to an outside control signal, including the second semiconductor layer(142) thinner than the first semiconductor layer.
Patent KR-20010050306-A (KR)
Inventor: JANG MING RU
IPC: H04B1/00
Filed: 2000-09-01
Abstract: PURPOSE: A self-calibrating demodulator and an apparatus and method for generating a reference signal for self-calibration are provided to offer a self-calibrating demodulation apparatus and method in a demodulator used for digital broadcasting equipments and to generate a reference signal for the self-calibration of the demodulator. CONSTITUTION: A self-calibrating demodulation system(10) consists of a demodulator(12), a calibrating filter(14), and an equalizer(16). The demodulator(12) contains an analog IF(Intermediate Frequency) root raised cosine SAW(Surface Acoustic Wave) band pass filter which executes antialiasing filtering and band limiting and moderately removes adjacent channels. The calibrating filter(14) contains a 64-tap linear tapped delay line variable filter to correct demodulator caused distortions. The equalizer(16), comprised of a pre-calibration section, a post-calibration section and an adder, optimizes the data eyes of received distortion signals and is connected with a phase tracer removing phase noise.
Patent KR-20000072564-A (KR)
Inventor: JANG HWANG JIN
Filed: 2000-09-09
Abstract: PURPOSE: A system for selling an instant lottery using the internet is provided to reduce cost for constructing a system and time for checking a win state of a lottery. CONSTITUTION: The selling system includes an internet server(8) for loading an internet site(4) which sells a lottery(2) and for being accessed by a user using an internet terminal(6), a code judging unit(10) for judging an inherent code of the lottery(2), and a data server(12) of a lottery issuing organ connected with the internet server(8). The inherent code printed on the instant lottery(2) includes an inherent number formed of numerals for visually checking by the customer and an encrypted code formed of an encryption system line a bar code.
Patent KR-20020022356-A (KR)
Title: A method for detecting malfunctioning injector
Inventor: YOO SEONG IL
IPC: G01M15/00
Filed: 2000-09-20
Abstract: PURPOSE: A method for detecting a defective injector is provided to easily decide the failure of an injector system and to realize a precise test by detecting the injector having an error. CONSTITUTION: A method for detecting a defective injector comprises the steps of stepping on an accelerator panel over a predetermined pedal effort after connecting a self-tester to an ECU(Electronic Control Unit)(S210), the ECU detecting an accelerator opening degree(S215), the ECU deciding if the accelerator opening degree is over a reference degree(S220), maintaining the uniform injection rate and turning off an injector when the accelerator opening degree is over the reference degree(S230), measuring the angular velocity of engine rotation while the injector is turned off(S235), calculating the variation width of the angular velocity and the cylinder deviation of the variation width(S250), and deciding the error of the injector if the deviation is over a reference value(S260).
Patent KR-20020024742-A (KR)
Title: An apparatus for abstracting the characteristics of voice signal using Non-linear method and the method thereof
Inventor: BAEK SEUNG PYO
IPC: G10L25/78
Filed: 2000-09-26
Abstract: PURPOSE: A device and a method for extracting characteristics of sound signal by a nonlinear method are provided to reduce a process period of time of sound signal, increase a compression rate of data, simplify a required database construction work, and to obtain a data result value of good quality sound signal. CONSTITUTION: A device for extracting characteristics of sound signal by a nonlinear method includes a sound signal input part, a correlation coefficient detection part(10) for controlling frequency amplitude deviation of sound signal using correlation coefficient, an average zero crossing rate detection part(11) for dividing phoneme of the input sound signal into voiced sound, unvoiced sound and/or silence, a voiced sound nonlinear processing part(13) for extracting sound signal characteristics of voiced sound from the sound signals, an unvoiced sound nonlinear processing part(23) for extracting sound signal characteristics of unvoiced sound from the sound signals, a zero point processing part(33) for processing the unvoiced sound signals as zero point, and a combining part(30) for linearly connecting, processing and combining the nonlinear voiced sound data, unvoiced sound data and silence data at a linear time interval and databasing the characteristics of the sound signal.
Patent KR-20020030186-A (KR)
Title: An extension apparatus for sending a wafer
Inventor: KIM JEONG CHEOL
IPC: H01L21/68
Filed: 2000-10-16
Abstract: PURPOSE: A flexible apparatus for transferring a wafer is provided to extend the lifetime of the flexible apparatus and to improve operating stability, by preventing a timing belt from being separated from a pulley such that the timing belt is installed for flexibility of a driving axis to which a gripper is coupled. CONSTITUTION: The driving axis(130) is installed in a body(100), capable of being flexible in one direction. A coupling member is coupled to an end of the driving axis. A belt extends to one direction and the other direction of the driving direction of the driving axis, coupled to the coupling member. Both side ends of the belt are wound on the pulley to support both sides of the belt. A separation preventing unit is installed in the pulley to prevent the belt wound on the pulley from being separated.
Patent KR-20020030575-A (KR)
Title: Apparatus for monitoring an electric current of a direct current motor drive
Inventor: HAN SANG HWI
IPC: H02P7/22
Filed: 2000-10-19
Abstract: PURPOSE: A current monitoring apparatus of a DC(Direct Current) motor driving unit is provided to improve the monitoring accuracy of current of a DC motor by using a differential amplifier monitoring the current of the DC motor on the basis of a current flowing on the DC motor. CONSTITUTION: A current-voltage converting unit converts a current through a DC motor into two voltages. A differential amplifying unit amplifies the difference of two voltages provided from the current-voltage converting unit by eliminating an in-phase noise component and outputs a signal for monitoring the current of the DC motor. The current-voltage converting unit is comprised of a shunt resistor(S). The differential amplifying unit is comprised of an arithmetic amplifier(12).
Patent KR-20020036057-A (KR)
Title: Communication apparatus of dispersion configuration
Inventor: JUNG SEONG HYEON
IPC: H04L12/427
Filed: 2000-11-07
Abstract: PURPOSE: A distributed type communication device is provided to reduce generated discordance possibility and working quantity of a software and make an address area management function be performed in the sub processor by managing an address area of the sub processor dual port RAM in a main processor, thereby identifying data between two processors therewith when a duplexing is embodied and to detect the corresponding sub processor easily by providing interrupt registers according to each sub processor in the main processor. CONSTITUTION: A main processor(120) comprises an interrupt register(100) for receiving and temporally storing an interrupt and a CPU(110) for generally controlling a system. A plurality of sub processors(160,160+1,-,160+n) comprises interrupt generating units(130,130+1,-,130+n) for transmitting an interrupt to the interrupt register(100), system control CPUs(140,140+1,-140+n), and DP-RAMs(150,150+1,-,150+n) for storing data in accordance with a control signal of the system control CPUs(140, 140+1,-140+n). A dual port RAM comprising a pointer for displaying a position of data in a memory, a transmission flag address Tx(a)/Tx(b), a receipt address Rx, and a board ID are formed in the CPUs(140,140+1,-140+n). The sub processors(160,160+1,-,160+n) are connected to the main processor(120).
Patent KR-20020037182-A (KR)
Title: Method for Creating Round Key in Giga Bit Ethernet Switch 128 Bit Block Encrypting Algorithm
Inventor: CHO SEONG HAN
IPC: H04L9/14
Filed: 2000-11-13
Abstract: PURPOSE: A round key generator in a giga bit Ethernet switch 128 bit block encryption algorithm is provided, which generates a round key required in the encryption algorithm, without depending on a driving program. CONSTITUTION: According to the round key generator, an encryption key input part receives 128 bit symmetric encryption keys from a CPU. A plurality of registers stores the encryption keys inputted to the encryption input part after dividing it into four per 32 bit. An arithmetic part performs an arithmetic operation like an addition and a subtraction to generate the round key as to the value stored in the register. A G function processing part performs an arithmetic operation as to a G function(27) converting the value calculated by the arithmetic part into the round key. And a shifter(31) shifts the value stored in the register at every round in the round key generation process.
Patent KR-20020039019-A (KR)
Title: Method for measuring uniformity of wafer
Inventor: KIM MIN SEOK
IPC: H01L21/66
Filed: 2000-11-20
Abstract: PURPOSE: A method for measuring planarization of a semiconductor wafer is provided to measure the planarization of the semiconductor wafer using a background pattern brightness value, by calculating an interconnection pattern brightness value, a defective pattern brightness value and the background pattern brightness value and by eliminating the interconnection pattern brightness value and the defective pattern brightness value from the calculated brightness value. CONSTITUTION: The surface of the semiconductor wafer where an interconnection pattern, a background pattern and a defective pattern are formed to fabricate a plurality of chips, are scanned by using an apparatus for inspecting the surface of the wafer. A controller performs an image process regarding the surface of the wafer by using surface information of the scanned semiconductor wafer. The interconnection pattern brightness value, the defective pattern brightness value and the background pattern brightness value generated by a plurality of the interconnection patterns, the background pattern and the defective pattern formed on the surface of the semiconductor wafer are calculated by a chip unit. Chips are compared to eliminate the interconnection pattern brightness value and the defective pattern brightness value so that the background pattern brightness value is calculated.
Patent KR-20020039877-A (KR)
Title: Conveyer Loading System of Tire
Inventor: HUH NO GIL
IPC: B65G57/00
Filed: 2000-11-22
Abstract: PURPOSE: System for transferring and loading a tire is provided to increase loading amount of a tire and to improve movable ratio of an equipment. CONSTITUTION: System for transmitting and loading a tire comprises an output conveyer(1) injecting a tire into a buffer; an injecting conveyer connected to a loading conveyer(6) through an injector; a lifter(4) mounted on the injector; a multi-layers tire(8) piled on a lower portion of the loading conveyer; a pushing member(9) preventing collapse of the multi-layers tire; a hanger(12) operated by loading or unloading through an air cylinder(11) along a linear guide(10); plural legs(13) clamping the tire by being installed on the hanger; a tire centering unit(14) holding a center ring of an initial tire(8a); a pushing bar wing transferring the tire; and a motor actuating a chain.
Patent KR-20020042139-A (KR)
Title: Method for message frame operation of can system
Inventor: PARK GEUM JIN
IPC: H04L12/58
Filed: 2000-11-30
Abstract: PURPOSE: A method for operating a message frame in a CAN(Controller Area Network) system is provided to enhance the field configuration system of a CAN message frame in a car so that each controller can recognize a data transmitted/received location only with the identifier field of a CAN message frame. CONSTITUTION: A user segments an identifier field into 3 field domains such as a destination field, a source field and an order field(ST21) and defines priority for the CAN data of each controller in accordance with the segmented field domains(ST22). The user defines priority for the internal CAN data for each controller according to the defined CAN data priority(ST23). Based on the defined CAN data priority of each controller, a transmitting side controller configures an identifier(ST24). If the transmitting side creates a CAN message frame, the transmitting side controller transmits the message frame through a CAN bus(ST25). The CAN message frame transmitted through the CAN bus is received by a controller that the destination field appoints(ST26).
Patent KR-20020042930-A (KR)
Title: Air conditioner
Inventor: MUN HONG YEOL
IPC: F24F1/00
Filed: 2000-12-01
Abstract: PURPOSE: An air conditioner is provided to reduce cost for replacement of a filter by commonizing an intake grill. CONSTITUTION: An air conditioner includes a filter; a guide member(70); and an installation part(80). The filter is installed in an air flowing part of the air conditioner. The guide member guides installation of the filter. The installation part is where the guide member is installed. The guide member is detachably installed to the installation part. The guide member includes a supportive part(73), fixed to the installation part, and a front rib(72a) and a rear rib(72b) attached to the supportive part and protruding toward the filter to guide the installation of the filter. The gap between the front rib and the rear rib corresponds with thickness of the filter.
Patent KR-20010016300-A (KR)
Title: system for offering a funeral information utilizing a touch screen
Inventor: KIM KYOUNG SIK
IPC: G06F3/041
Filed: 2000-12-01
Abstract: PURPOSE: A system for offering funeral information using a touch screen is provided to enable a user to request and counsel information related to funerals by providing information as a procedure and law related to a funeral and consulting and applying all sorts of funerals related to a graveyard and a cremation. CONSTITUTION: A touch screen(TS)(3) being touched by a user is mounted in the front upper portion of a main body(1). A talk device(5) is connected to a call center(CC) by one touch method at the left side portion. A telephone is connected to through line type communication network as the call center and a general public telephone(PSTN) in case of using a general telephone as a talk device(3). A wireless telephone is connected to through wireless communication network using the call center and the base station. An internet phone is connected to through the call center and internet communication network. A guide is mounted at the right side potion of the touch screen(3) for managing abnormal operation or trouble of the touch screen. An advertising guide plate(2) is mounted on the upper portion of the touch screen(3). An opening/closing device is mounted in the right side portion of the main body(1). A micro processor(MP) is mounted in the main body for receiving signals inputted from the touch screen(3). A memory having an operating program(OS) and all sorts of application programs is mounted. A database(DB) is electrically connected to the micro processor and stores all sorts of information related to funeral.
Patent KR-20020048715-A (KR)
Title: Natural Language Analyzing Apparatus and Method for Controlled Korean Grammar
Inventor: CHA GEON HOE
IPC: G06F17/27
Filed: 2000-12-18
Abstract: PURPOSE: A system and a method for guiding a standard sentence pattern are provided to guide a user in a standard sentence pattern in real time by consulting the standard Korean sentence pattern. CONSTITUTION: The system includes an input unit(110) through which a user inputs a sentence, a morpheme analyzing unit(120) to divide the inputted sentence into the syllables and to analyze the morphemes composing the syllables, a vocabulary information extracting unit(130) to extract the vocabulary information of the analyzed sentence, a standard sentence pattern rule determining unit(140) to determine standard sentence pattern rules and apply the rules, and an output unit(170) to output a standardized sentence pattern of the inputted sentence depending on the applied standard sentence pattern rules. The standard sentence pattern rule determining unit applies the most proper one among the Korean standard sentence pattern rules loaded and pre-stored in the system. A standard sentence pattern is verified and deducted by using the abbreviation deduction patterns sought by an abbreviation deduction pattern search unit(150).
Patent KR-20020044041-A (KR)
Title: Waste plastic oil recycling machine device
Inventor: CHOI HONG CHEON
IPC: C10J3/14
Filed: 2000-12-05
Abstract: PURPOSE: An apparatus for producing waste synthetic resin into oil is provided to improve the productivity of oil by reducing chlorine gas generated during the melting of the waste synthetic resin into calcium chloride and cooling cracking gas at the same time. CONSTITUTION: The waste synthetic resin input through a hopper(2) by a conveyor(1) is transferred to a solution tank(4) with a screw(301) in an extruder(3), and then the molten synthetic resin is transferred to an electrolysis tank(5) with a screw(401), in which the molten synthetic resin is heated by a hot wind generator(7) with being moved along an inclined guide tube(6). A sludge tank(8) and a gas discharge tube(6-1) are fixed at the end of the inclined guide tube, and the gas discharge tube is connected to a condenser(9) connected with an oil tank(10). The solution tank is connected with a dechlorine neutralizer(11) in order to reduce chlorine gas generated during the melting of the waste synthetic resin into calcium chloride. The electrolysis tank is provided with plural agitating blades(12A) about a shaft(12') so as to generate a large amount of cracking gas.
Patent KR-20020049134-A (KR)
Title: Structure for supporting a drinking water container in door trim
Inventor: YOO BYEONG NAM
IPC: B60N3/10
Filed: 2000-12-19
Abstract: PURPOSE: A structure for supporting drink containers of a door trim is provided to prevent drink containers from shaking and to prevent noise caused by the vibration of the drink containers. CONSTITUTION: In a unit for receiving(120) a drink container(130) within a door trim(10) of a vehicle, a spring(100) of an elastic steel plate is fixed to the outer sidewall of a pocket(124) formed at the unit for receiving the drink container, to prevent a drink container from shaking due to vibration of a vehicle body. A supporting unit(110) is connected to the upper part. The supporting unit forms a band shape of a semicircle type to easily be stuck to the outer wall of the container. The heart of the supporting unit is connected with the upper end of the spring vertically and stuck to the outer wall of the container by the elasticity of the spring. Therefore, the frictional noise of the container due to vibration of the vehicle body is prevented.
Patent KR-20020049145-A (KR)
Title: An electric tape for fabricating package and a package using of an electric tape
Inventor: HONG SUN HO
IPC: H01L23/12
Filed: 2000-12-19
Abstract: PURPOSE: Insulation tape for fabricating a semiconductor package is provided to be easily mounted on a printed circuit board(PCB), by forming an inner lead of a metal thin film in the tape itself and by forming an outer lead made of a solder ball. CONSTITUTION: Openings are formed in portions of the insulation tape corresponding to a semiconductor chip in which a plurality of input/output pads are formed. Penetration holes(12) are formed near the openings, corresponding to the input/output pads. A conductive material is filled in the penetration hole. A lead(14) electrically connects one side of the conductive material with the input/output pads. A solder ball is attached to the other side of the conductive material.
Patent KR-20020049781-A (KR)
Title: Electro-spinning process for making starch filaments for flexible structure
Inventor: CABELL DAVID WILLIAM
IPC: D01F2/00
Filed: 2000-12-20
Abstract: PURPOSE: An electro-spinning process of starch filaments for a flexible structure is provided to produce many starch filaments suitable for a flexible structure. CONSTITUTION: The electro-spinning process of starch filaments for a flexible structure comprises the steps of supplying a starch composite having extensional viscosity of approx. 50-20,000 Pascal per second, electro-spinning the starch composite through a die and forming starch filaments at the size of approx. 0.001-135dtex.