baber/WOPTO huggingface dataset:
Patent KR-20010021191-A (KR)
Title: Multilayer circuit board
Inventor: HORIUCHI MICHIO
IPC: H05K1/11
Filed: 2000-08-02
Abstract: PURPOSE: To improve the manufacture yield of a multi-layer circuit board by reducing the number of lamination of a circuit board, and to obtain a product with high reliability. CONSTITUTION: This multi-layer circuit substrate is formed of lands 10 arranged so as to be arrayed like a lattice at a mounted face side, and a circuit pattern whose one edge is connected with the lands 10 and whose other edge is pulled out from a plane region on which the lands 10 are arrayed to the outside. In this case, the lands 10 are arranged so that at least one part of the outer peripheral part of the plane region on which the lands 10 are arrayed can be projected or recessed at prescribed cycles.
Patent KR-20020013277-A (KR)
Title: Semiconductor memory device having column redundancy scheme improving redundancy efficiency
Inventor: KIM SU A
IPC: G11C29/00
Filed: 2000-08-14
Abstract: PURPOSE: A semiconductor memory device having a column redundancy structure improving a redundancy efficiency is provided, which can improve the redundancy efficiency without increasing an area of the semiconductor memory device. CONSTITUTION: The semiconductor memory device(300) comprises a number of sub memory blocks(310,320,330,340) and a redundancy memory block(350). The redundancy memory block is arranged between the sub memory blocks. A plurality of memory cells are arranged in each sub memory block in a matrix structure of rows and columns, and data of the memory cells are inputted/output through global data input/output lines(GIO;311,321,331,341). A plurality of redundancy memory cells are arranged in the redundancy memory block, and the redundancy memory cells are used in replacing a defective cell in the sub memory blocks. Data of the redundancy memory cells are inputted/output through a redundancy global data input/output line(RGIO;351). Switches are arranged between each GIO and RGIO and between data input/output lines. Each switch is controlled by a switching controller. The data input/output lines are connected to read sense amplifier/write driver parts(314,324,334,344) respectively, and memory cell data to be read or written are output or inputted through an input/output pad part(360).
Patent KR-20020014596-A (KR)
Title: Method for fabricating Liquid Crystal Display
Inventor: JANG YUN GYEONG
IPC: G02F1/136
Filed: 2000-08-18
Abstract: PURPOSE: A manufacturing method of an LCD(Liquid Crystal Display) is provided to simplify the process for removing a metal layer of a cut area in a bridge having the cut area of gate/data short circuit lines. CONSTITUTION: Plural gate lines(102) and first/second gate short circuit lines(108,124) are formed. The first gate short circuit line connects the odd-th lines of the plural gate lines while the second line connects the even-th lines. Plural data lines(116) and first/second data short circuit lines(122,110) are formed on the gate lines. A pixel part(P) is defined by an area crossing the gate lines with the data lines. A TFT(Thin Film Transistor,S) is connected with the gate lines and the data lines. Each part electrically connecting the gate/data lines with the short circuit lines is bridges of the short circuit lines and gate/data pads. The Ti layer of a cut area in each bridge is oxidized into TiOx having the insulation characteristics of 0.1-2 mega-ohms through heat treatment of an LCD. Therefore, an additional process for removing the metal layer is not required.
Patent KR-20010000218-A (KR)
Inventor: HAN SEOP
IPC: H04B10/69
Filed: 2000-08-23
Abstract: PURPOSE: A multi-stage feedback type burst mode optical receiver is provided to configure an amplifier in a peak detector of the burst mode optical receiver with multi-stage feedback type to increase a feedback gain so that offset generated by a transistor turn-on voltage of the peak detector can be reduced, and to position a detection threshold used as a reference signal of the optical receiver in a medium of data so that receiving sensitivity can be improved. CONSTITUTION: A differential pre-amplifier(100) receives a current signal and a reference signal detected in an optical detector. A driving transistor(116) compares a current source for compensating the offset of the differential pre-amplifier(100) and an output voltage with a reference signal. More than two amplifiers are connected with a multi-stage to adjust the level of the reference signal to a mediate value of the output voltage of the differential pre-amplifier(100), and the driving transistor(116) is turned on in reply to an output of an amplifier in a final end. A peak detector(110) has a capacitor charging the voltage supplied by the driving transistor(116).
Patent KR-20020016740-A (KR)
Title: PVC Filter To use
Inventor: HAN GWON TAI
IPC: B01D39/14
Filed: 2000-08-26
Abstract: PURPOSE: A functional synthetic resin filter is provided which easily removes sweat or secretion of the skin, thereby maintains healthy skin when it is applied to such items as a brassiere, and circulates clean air when it is used as an air purification filter using air circulation that is a structural characteristics of the synthetic resin filter. CONSTITUTION: The functional synthetic resin filter is characterized in that it is produced by heating the coated synthetic resin filter after coating the mixture obtained by mixing powders of limestone, veinstone, charcoal and yellow soil with an alkaline adhesive on a synthetic resin filter which is generally used as an air filter for heating and cooling devices, wherein the functional synthetic resin filter manufactured by coating powders of limestone, veinstone, charcoal and yellow soil on an existing synthetic resin filter is cut so that the cut material can be molded to a certain shape, or used as it is, the functional synthetic resin filter filters fine dust and inhibits or prevents proliferation of bacteria, and the functional synthetic resin obtains high hygienic effects when used as a brassiere or a filter for heating and cooling apparatus since it is solid and has antibacterial and deodorizing functions.
Patent KR-20000072414-A (KR)
Inventor: KANG TAE GU
IPC: A47G9/10
Filed: 2000-09-01
Abstract: PURPOSE: A production method of a pillow is provided to enable people having different body characteristics to easily select and to conveniently use the pillow. CONSTITUTION: A size of a pillow is classified based on a national physical reference expressing a body characteristic of people using the pillow. The pillow is made up by classifying the size of the pillow so the classified pillow as to approach an average size. The size of the produced pillow is examined. Then, the size of the pillow is indicated according to the body characteristic of a group using the pillow.
Patent KR-20010050404-A (KR)
Inventor: AKIYOSHI HIDEO
IPC: G11C11/413
Filed: 2000-09-08
Abstract: PURPOSE: To shorten the time for supplying a pulse signal to an internal circuit. CONSTITUTION: The setup time for latching (storing) an input signal is unnecessitated by generating a pulse signal without latching (storing) the input signal.
Patent KR-20000072789-A (KR)
Inventor: PARK SU YONG
IPC: G06Q30/06
Filed: 2000-09-27
Abstract: PURPOSE: A method for video interviews using the internet is provided to enable an employer and a job seeker to receive desired information, to store the information into a database and to conduct the video interview through the internet when the employer requests for an interview with the desired job seeker. CONSTITUTION: A method for video interviews using internet is composed of connection, control, and execution. An employer(200), a job seeker(100), and a server(300) that controls the general video interview methods are connected to the internet. The server includes an employer/job seeker database designed to distinguish and manage the employer/job seeker information and a video interview system that controls the execution of video interviews. The job seeker can actively provide his/her own information to the employer and the employer can request an interview with the job seeker. The server executes an authentication process and controls the execution of video interview.
Patent KR-20020026049-A (KR)
Title: Method for connecting a group of mobile telephones using position-based and apparatus therefor
Inventor: CHO YEONG HO
IPC: H04W4/02
Filed: 2000-09-30
Abstract: PURPOSE: A method for connecting a group of mobile telephones using position-based and apparatus therefor is provided to request a call connection to many mobile terminals located in a predetermined area, and to connect with many responders or the first responder, so as to improve efficiency of the mobile terminals. CONSTITUTION: A taxi driver registers in a call connection service of a mobile terminal group(301). Location information on a mobile terminal of the taxi driver is stored in a location information server(303). If a call signal by a customer is supplied to a controller, the controller checks whether a location of the registered mobile terminal is within a predetermined location of the customer(305). If so, the controller controls many mobile terminals located in the predetermined location to generate call request signals(307). A calling exchange outputs the call request signals through a base station(309). The calling exchange connects a call requesting taxi company with a mobile terminal responding to a call.
Patent KR-20010067345-A (KR)
Title: Nondestructive inspection method and an apparatus thereof
Inventor: ASANO TOSHIO
IPC: G06V10/56
Filed: 2000-10-26
Abstract: PURPOSE: A flaw inspection method, a flaw inspection apparatus and a flaw inspection assisting method is provided which readily discriminates a flaw position of even a large object under inspection and discriminate a part of the object corresponding to an image obtained by automatic inspection, or to discriminate a part of the object corresponding to a detected flaw. CONSTITUTION: An object under inspection(1) has the flaw(2) and the pseudo flaw(3). Image pickup is performed on the object by using a color video camera(21). In case of liquid penetrant inspection, a white illumination light(24a) is turned on, while in case of magnetic particle testing, a ultraviolet illumination light(24b) is turned on. the white illumination light is connected to a white illumination light connector(25a), and is connected to an illumination power source(8) via an illumination cable(26). In case of magnetic particle testing, the illumination cable is connected to a ultraviolet illumination connector(25b). To avoid influence by extraneous light, a hood(27) is attached to the light. A color video signal from the color video camera includes independent R, G and B signals, or it is a composite video signal. The video signal is stored as R, G and B image data in a color image memory(4). The color image data is analyzed by a computer(5), and the result of flaw detection is displayed on a color monitor(6). The computer having a memory for storing a program and a data, a processor for processing a detected data by the color video camera and an input/output interface connected to a keyboard and the color monitor.
Patent KR-20020034566-A (KR)
Title: Power Saving Method Used Heater for Cooking
Inventor: CHO JAE HO
IPC: F24C7/08
Filed: 2000-11-02
Abstract: PURPOSE: A power compensating method is provided to drive the heater by comparing an input voltage with a reference input voltage and exactly calculating a cooking time. CONSTITUTION: A method for compensating power in cooking with a heater comprises the steps of: setting a reference input voltage necessary for driving the heater; sensing an input voltage supplied from the outside to drive the heater; comparing the input voltage with the reference input voltage; compensating the drive time of the heater by a compared error; and driving the heater by a compensated time.
Patent KR-20020036599-A (KR)
Title: A heating system for microwave oven
Inventor: KIM SEOK TAE
IPC: H05B6/80
Filed: 2000-11-10
Abstract: PURPOSE: A convection of heater heating is improved for an even cooking of foodstuff. CONSTITUTION: An air tunnel(30) is formed at one side of a cavity having a cooking chamber(22). A fan assembly is positioned inside of the air tunnel, and intakes air from an intake portioned adjacent to an end of the cooking chamber. A first heater(40) is installed in the air tunnel, and supplies heat to the air flow of the fan assembly. A discharge portion is formed at the other end of the cooking chamber, and discharges the air flow passed the first heater to the inside of the cooking chamber. A second heater(50) is formed in the air tunnel, and supplies radiation heat to the cooking chamber.
Patent KR-20010044128-A (KR)
Inventor: JEUNG TAE SOO
IPC: B62B15/00
Filed: 2000-11-15
Abstract: PURPOSE: A ice slede blade attachable sled is provided to attach and detach in a short time when using on ice, to enjoy on an icy road and a flat fully by coming and going to the icy road and flat freely, and to take pleasure regardless of seasons and places. CONSTITUTION: A ice slede blade attachable sled comprises a foothold, several holes(4) and a sled blade(2) assembled to a frame, wherein the end of a blade melts ice a little and slides as skates when using on the ice without making noises and makes rapid speed with a little power, contrary to a general roller sled whose wheels rotate slowly and make loud noises when using sticks.
Patent KR-20020038973-A (KR)
Title: Water drain apparatus in fuel filter
Inventor: HONG MAN HO
IPC: F02M37/22
Filed: 2000-11-20
Abstract: PURPOSE: A water drain apparatus of a fuel filter is provided to offer convenience to a driver by automatically draining the water collected in the lower portion of a fuel filter. CONSTITUTION: A water drain apparatus of a fuel filter comprises a water reservoir tank(30) combined to the lower end of a body(21) of a fuel filter(20) and having a drain port(31), a support shaft(33) formed in the center of an inner space(32) of the water reservoir tank to guide the upward and downward movement of a float(34), the float moving along the surface of the water and having a guide groove(35), a push button(36) received in the guide groove of the float and having a switch(37), and a valve(41) having contact points(a,b) on one face of the guide groove and opening and closing the drain port via a solenoid(40). If the space of the water reservoir tank is filled with water and the float moves up maximally, the push button is pressed down and the switch is connected with the contact points. Then, the solenoid is operated, and a through hole(42) of the solenoid valve is communicated with the drain port. The drain port is opened, and the water is drained.
Patent KR-20010008380-A (KR)
Inventor: RYU HWA WON
IPC: C12P7/56
Filed: 2000-11-29
Abstract: PURPOSE: A method for producing lactic acid using Enterococcus sp. RKY1(KCTC 8890P) is provided, thereby L-form lactic acid, which is useful in human body, can be cheaply mass-produced without several problems caused by the chemical production. CONSTITUTION: The Enterococcus sp. RKY1(KCTC 8890P) has the following properties of: (1) performing homo lactic acid fermentation using hydrocarbons to produce 2 mole of lactic acid from 1 mole of glucose without producing by-products such as formic acid, acetic acid and ethanol; (2) producing L-form lactic acid not D-form lactic acid, in which former can be applied to food additives, medicines and raw materials of polylactaid; (3) sugar and acid tolerant to produce lactic acid under condition of high concentration sugar and acid; (4) rapidly producing lactic acid in higher yield; and (5) producing no by-products to easily isolate lactic acid from the fermented culture.
Patent KR-20020043819-A (KR)
Title: Transparent styrenic resins composition having superior fireproof properties
Inventor: CHOI JONG GUK
IPC: C08L55/02
Filed: 2000-12-04
Abstract: PURPOSE: Provided is a fire retardant styrene resin composition excellent in fire retardancy and transparency, which maintains its physical properties such as impact resistance, chemical resistance, and processibility. CONSTITUTION: The composition comprises (a) 100 parts by weight of transparent rubber modified styrene resin comprising (i) 5-20 parts by weight of butadiene rubber or styrene-butadiene copolymer rubber, (ii) 20-50 parts by weight of styrene monomer, and (iii) 30-65 parts by weight of acrylic acid ester monomer; and (b) 5-30 parts by weight of triazine based compound represented by formula 1, as fire retardants. The composition further comprises 5-30 parts by weight of phosphorus compound selected from the group consisting of compounds represented by formulae 2-5. In the formulae, each of R1 to R11 is a C6-C20 aryl group containing an alkyl group or substituted alkyl group of C1-C8, and each of m and n is an integer of at least 1.
Patent KR-20010016358-A (KR)
Inventor: KIM JIN TAEK
IPC: F23G5/00
Filed: 2000-12-05
Abstract: PURPOSE: An incinerator is provided to reduce fuel consumption amount by reusing waste heat. CONSTITUTION: An incinerator includes first and second combustion chambers(50,30) interlocked each other. A material for burning up is first burned in the first combustion chamber(50) and secondly burned in the second combustion chamber(30) at a higher temperature. Thus, an opening hole(70) putting a material for burning up to the first combustion chamber(50) is established on the first combustion chamber. A burner(40) providing the first and second combustion chambers with the heat of combustion is arranged between the combustion chambers(50,30). The thermal energy supplied from the burner is not used for the combustion action after the initial combustion action of the first and second combustion chambers. The waste heat changed to electricity energy by thermoelectric module(51,31) is supplied to heating elements(52,32). The thermal energy using the waste heat of the heating element is supplied to each combustion chamber. Thus, the thermal energy supplied from the burner is omitted as much as the thermal energy supplied from the heating module and the fuel consumption amount of the burner is drastically reduced. The second combustion chamber having a smaller combustion space and maintaining higher temperature than the first combustion chamber is partitioned. Therefore, waste is burned effectively.
Patent KR-20020045337-A (KR)
Title: Color selection apparatus for cathode ray tube
Inventor: CHOI SANG SIN
IPC: H01J29/07
Filed: 2000-12-08
Abstract: PURPOSE: A dichroic device of a cathode ray tube is provided to lengthen a lifetime of the cathode ray tube by removing the remaining gas in an assembly process of the dichroic device. CONSTITUTION: A dichroic device is formed with a frame(32a) and a mask(34a). The frame is formed with a couple of reinforcing members(320a,320b) and a couple of support members(320c,320d). The mask(34a) is combined with the frame(32a) by a tensile force. The reinforcing members(320a,320b) are arranged according a predetermined interval. The reinforcing members(320a,320b) and the support members(320c,320d) are formed with one body. The reinforcing member(320a,320b) arranged between the support member(320c,320d). The first plates(320c-1,320d-1) are combined with the reinforcing members(320a,320b). The second plates(320c-2,320d-2) are combined with the mask(32b). A gas exhaust portion is formed by the reinforcing members(320a,320b).
Patent KR-20020046781-A (KR)
Inventor: HUH TAE HYEONG
IPC: H01L21/28
Filed: 2000-12-15
Abstract: PURPOSE: A fabrication method of semiconductor devices is provided to prevent a bridge due to a landing plug by forming a gate line to vertical shape. CONSTITUTION: A polysilicon layer(31) and a metal silicide(32) are sequentially formed on an insulating substrate. A first nitride layer(33) is formed on the metal silicide(32). An oxide pattern(34) is formed by forming an oxide layer on the first nitride layer(33) and selectively patterning the oxide layer. A second nitride spacer(35a) is formed at both sidewalls of the oxide pattern(34). A gate line is formed by sequentially etching the first nitride layer, the metal silicide and the polysilicon layer using the oxide pattern as a mask.
Patent KR-20020049749-A (KR)
Title: Mobile communication terminal of folder type with shorten message function
Inventor: RYU WON IK
IPC: H04M1/30
Filed: 2000-12-20
Abstract: PURPOSE: A mobile communication terminal having an abbreviated calling function is provided to perform a simple calling function without opening a front cover by installing a sub-speaker and an abbreviated keypad for embodying the abbreviated calling function in the front cover of the mobile communication terminal. CONSTITUTION: An abbreviated keypad(11) is installed at a lower terminal of a front cover, and generates an abbreviated key signal for answering the phone and calling an object. An MSM(Mobile Station Modem)(12) processes a voice signal transmitted and received according to the abbreviated key signal generated in the abbreviated keypad(11) and performs a calling function. An RF(Radio Frequency) unit(13) converts the voice signal processed in the MSM(12) into an RF signal and performs transmission and receipt process. A memory(14) stores a telephone number corresponding to the abbreviated key signal generated in the abbreviated keypad(11). A codec(15) encodes the voice signal to output the encoded voice signal to the MSM(12), and decodes the voice signal inputted from the MSM(12). A sub-microphone(16) is installed at a lower terminal of the abbreviated keypad(11) of the front cover for receiving a voice of a user and outputting the received voice to the codec(15). A sub-speaker(17) is installed at an upper terminal of the front covert for outputting a voice of the object outputted through the codec(15).
Patent KR-20020050921-A (KR)
Title: Flip-Flop circuit
Inventor: JUN YEONG JIN
IPC: G11C7/00
Filed: 2000-12-22
Abstract: PURPOSE: A flip flop circuit is provided, which performs a high speed operation and reduces a chip area and a current consumption, by latching data using a cross-coupled latch unit by receiving data during a short time when an external clock signal and a delay clock signal are in a high level. CONSTITUTION: An enable part(10) comprises NMOS transistors(NM11,NM12) enabling a flip flop circuit by being controlled by an external clock signal(CLK) and a delay clock signal(CLKD) respectively. A latch part(20) comprises NMOS transistors(NM13,NM14) receiving input data(D) and inverted input data(/D) respectively and PMOS transistors(PM11,PM12) latching input data(D,/D) inputted to the NMOS transistors(NM13,NM14). And an inverter(INV11) outputs output data(Q2) by inverting a potential of an output node(/LAT) of the latch part.
Patent KR-20020052065-A (KR)
Title: Normalization method of signal power for a telecommunication system
Inventor: KIM TAE HYEONG
IPC: G06F7/00
Filed: 2000-12-23
Abstract: PURPOSE: A method for regularizing the signal power for a communication system is provided to simply describe the signal power with a hardware description language by regularizing the signal power without the division and double root calculation. CONSTITUTION: A regularizing object signal to transmit via a communication system is defined(ST21), and the power of the defined signal is calculated(ST22). A processor calculates the difference between the calculated signal power and the predetermined reference power(ST23). The processor calculates a temporary vector by a calculation formula set up depending on the code of the difference value. The difference between the power of the temporary vector and the reference power is calculated. A vector value indicating the signal is refreshed by the combination of the difference code between the signal power and the reference power and the difference code between the power of the temporary vector and the reference power. One of the refreshed vector values is output as a regularizing signal.