baber/WOPTO huggingface dataset:
Patent KR-20020045597-A (KR)
Inventor: LEE JONG GYU
IPC: G01H17/00
Filed: 2002-05-24
Abstract: PURPOSE: A method for measuring noise transmission loss is provided to simplify measuring process by calculating only the incident wave related to the transmission loss. CONSTITUTION: A silencer(10) to be tested is interposed between a first duct(11) and a second duct(12), and a sound source(13) is installed at an en of the first duct so as to generate noise to the first duct and the second duct. The first duct has two microphones(14a,14b) for measuring the size of noise before the noise generated from the sound source passes through the silencer. The second duct has two microphones(14c,14d) for measuring the size of noise after the noise has passed through the silencer. A method for measuring noise transmission loss is characterized in that the noise transmission loss is calculated by the formula: by using sound pressures(p1,p2,p3,p4) obtained through the microphones installed in an input unit and an output unit of the system.
Patent KR-20020091823-A (KR)
Inventor: ISHISAKI TOYOAKI
IPC: H01M4/86
Filed: 2002-05-30
Abstract: PURPOSE: A membrane-electrode assembly for a solid polymer electrolyte fuel cell, its preparation method and a solid polymer electrolyte fuel cell containing the membrane-electrode assembly are provided, which membrane-electrode assembly is isotropic and shows a uniform and thin thickness, a low resistance, a low permeability to hydrogen gas, a dimensional stability to moisture and heat, a high tearing strength and a favorable treating property. CONSTITUTION: The membrane-electrode assembly comprises a bonding electrode having a catalyst layer containing a catalyst as a cathode and an anode onto both sides of a cation exchange membrane as a solid polymer electrode membrane, wherein the cation exchange membrane is formed from a dispersion having a fibrilliform fluorocarbon polymer and a fluorinated polymer having a sulfonic acid group as an ion exchange polymer dispersed in a dispersion medium. Also the membrane-electrode assembly comprises a bonding electrode having a catalyst layer containing a catalyst as a cathode and an anode onto both sides of a cation exchange membrane as a solid polymer electrode membrane, wherein the catalyst layer containing a catalyst as a cathode and/or an anode is formed from a mixture of a catalyst and a dispersion having a fibrilliform fluorocarbon polymer and a fluorinated polymer having a sulfonic acid group as an ion exchange polymer dispersed in a dispersion medium.
Patent KR-20030094469-A (KR)
Title: Apparatus and method for detecting scene conversion
Inventor: SEO JONG YEOL
IPC: H04N5/91
Filed: 2002-06-04
Abstract: PURPOSE: An apparatus and a method for detecting a scene change are provided to accurately detect a scene change between two sheets of I pictures by using DC images of the I pictures. CONSTITUTION: A DC(Direct Current) coefficient decoder(201) parses only DC coefficients from inputted I pictures to output the same. A histogram extractor(202) extracts and stores a histogram of the corresponding DC image by non-equally dividing pixel values corresponding to the DC coefficients in quantizing the parsed DC coefficients into histogram bins to map as the corresponding histogram bins. A characteristic point extractor(204) divides a bin section for extracting characteristic points into at least one or more sections, extracts bin values corresponding to specific distribution in a histogram of each section, and outputs pixel values corresponding to the extracted bin values as the characteristic points. A characteristic buffer unit(205) is made up of first and second characteristic buffers(205a,205b) storing the characteristic points of all sections output from the characteristic point extractor and storing the characteristic points of two I pictures. A scene change and illumination change judging unit(206) compares the characteristic points of two I pictures, and checks a change in illumination for judging a final scene change.
Patent KR-20030093071-A (KR)
Title: A developing apparatus
Inventor: PARK BAK MYEONG
IPC: A46B7/10
Filed: 2002-06-21
Abstract: PURPOSE: A developing device is provided to maintain a difference between voltages applied to a developer container and a supply roller uniform to stably provide a developer. CONSTITUTION: A developing device(30) includes a developer container(31) and a supply roller(34) for supplying a developer(32) to the developer container. The supply roller has a roller-shaped core(41) and one or multiple faber materials(40) attached onto the outer surface of the core. The front ends of the faber materials come into contact with the developer container. The faber materials are planted on the outer surface of the core according to an electrostatic planting method. The length of the faber material is in the range of 0.5mm to 3mm. The faber material has conductivity.
Patent KR-20040002263-A (KR)
Title: Cooling apparatus for timing belt and engine apparatus for decreasing emission
Inventor: CHOI SU GIL
IPC: F01P1/06
Filed: 2002-06-29
Abstract: PURPOSE: An engine structure for improving durability and reducing the emission of a timing belt is provided to protect parts from heat and improve durability by inducing some of air into a timing belt cover and cooling the timing belt and parts around the timing belt and to accelerate the oxidation activity of a catalyst by supplying air warmed at the timing belt cover to a second air catalyst converter. CONSTITUTION: An engine structure for improving durability and reducing the emission of a timing belt(13) comprises the timing belt mounted to the side of an engine(10) to transmit the driving force of a crankshaft to the air current of a turbo; a timing belt cover(14) for protecting the timing belt; a catalyst converter(15) for oxidation-reducing exhaust gas backward an exhaust manifold(12) of the engine; a second air intake line(20) flowing some of air entering an intake manifold(11) of the engine to the inside of the timing belt cover; and a second air delivery line(30) for leading air of which the temperature rises by temperature around the timing belt in the timing belt cover, to the catalyst converter.
Patent KR-20040002274-A (KR)
Title: A method for forming a dummy pattern of a semiconductor device
Inventor: CHOI JO BONG
IPC: H01L21/66
Filed: 2002-06-29
Abstract: PURPOSE: A method for fabricating a dummy pattern of a semiconductor device is provided to easily analyze defects and deal with the defects according to the analysis by making a predetermined portion of a dummy pattern with a uniform interval and by determining a precise address. CONSTITUTION: An isolation layer for defining an active region is formed in a main pattern(300) and the dummy pattern(400). The interval of the isolation layer in the dummy pattern is transformed into a uniform address interval so as to be a uniform group unit. The dummy pattern connects the active regions.
Patent KR-20030011534-A (KR)
Title: Male contact and method of manufacturing same
Inventor: SAI NORIAKI
IPC: H01R13/04
Filed: 2002-07-09
Abstract: PURPOSE: To provide a male contact and a manufacturing method therefor capable of securing a sufficiently large contact area with an opposite female contact even when a width of a male contact part formed by bending both sides of a metal plate inward is small. CONSTITUTION: This male contact 1 has a male contact part 2 formed by bending both sides of a metal plate 21 inward. The male contact part 2 has a nearly rectangular cross sectional shape wherein round parts 25 formed in four corners in a cross section of the male contact part 2 each have a radius R<=1/3 of a plate thickness t of the metal plate 21. In manufacture of the male contact 1, both the sides of the metal plate 21 are bent inward, and the cross sectional shape is formed in the nearly rectangular shape by forging such that the round parts 25 at the four corners in the cross section each have the radius R<=1/3 of the plate thickness t of the metal plate 21, to form the male contact part 2.
Patent KR-20040006440-A (KR)
Inventor: KIM TAE HO
IPC: H01L21/68
Filed: 2002-07-12
Abstract: PURPOSE: A wafer carrier is provided to be capable of preventing the warpage of a wafer and restraining the contamination of an adjacent wafer due to the particles generated from the back side of the wafer by vertically loading and unloading the wafer. CONSTITUTION: A wafer carrier is provided with a case(110) having an inner space(112) for storing a plurality of wafers(W) and a plurality of holding parts installed at the upper and lower portions of the inner space corresponding to each other for vertically holding the wafers. Preferably, each holding part includes a pair of grips(120). Preferably, the wafer carrier further includes a moving part for horizontally moving one pair of grips. Preferably, the moving part includes a motor, a lead screw connected with the motor, and a transfer part for connecting the lead screw to the grip.
Patent KR-20040008770-A (KR)
Title: Decoupling capacitor of semiconductor device and forming method thereof
Inventor: HONG HUI IL
IPC: H01L27/108
Filed: 2002-07-19
Abstract: PURPOSE: A decoupling capacitor for semiconductor device and a forming method thereof are provided to enhance the efficiency of cells by increasing the capacitance of the decoupling capacitor. CONSTITUTION: A decoupling capacitor for a semiconductor device includes the first decoupling capacitor and the second decoupling capacitor. The first decoupling capacitor is formed with a gate insulating layer(34) and a gate electrode(33). The gate insulating layer(34) is used as a dielectric layer of a capacitor on a semiconductor substrate. The gate electrode(33) is formed by laminating a mask insulating pattern(35) on the gate insulating layer. The second decoupling capacitor is formed with the gate electrode(33), the mask insulating pattern(35), and a landing plug(54). The landing plug(54) is formed on the mask insulating pattern(35).
Patent KR-20030011637-A (KR)
Title: Supporting both packet and circuit-based wireless networks
Inventor: KUMAR ANIL K
IPC: H04M1/725
Filed: 2002-07-26
Abstract: PURPOSE: An apparatus and a method for supporting a packet-based wireless network and a circuit-based wireless network are provided to transit between circuit-based and packet-based systems in the same cellular phone without user interaction. CONSTITUTION: A middleware(24) accommodates both packet data and circuit data services in the same cellular phone. A cellular phone travels between networks on the basis of the packet and circuit data services. The middleware(24) determines whether packet data services are available. If the packet data services are available, the middleware(24) determines the mobility management state of a system. Depending on the mobility management state of the system, an inappropriate application is closed or suspended.
Patent KR-20040009850-A (KR)
Title: Manufacturing Aapparatus For Vinyl Bag And Method Thereof
Inventor: KIM YO SUK
IPC: B31B21/60
Filed: 2002-07-26
Abstract: PURPOSE: A vinyl bag with a reinforced handle portion is provided, thereby reducing manufacturing cost and improving productivity. CONSTITUTION: A plastic bag manufacturing device is composed of a vinyl raw material, a winding member, a supplying member, a cutting and sealing member and a transferring member. A handle reinforcing member(13) is attached to a vinyl bag(10) by a handle reinforcing portion(20). The handle reinforcing portion is wound in a winding portion(30). A supplying portion(40) is provided to supply the handle reinforcing member. A material cutting portion(60) is installed to cut the vinyl material.
Patent KR-20040011955-A (KR)
Title: Method for managing data files within portable digital apparatus, utilizing representative voice
Inventor: SON HYEOK SU
IPC: H04N1/21
Filed: 2002-07-31
Abstract: PURPOSE: A method for managing data files by using a representative voice in a portable digital device is provided to easily manage data files without using additional devices. CONSTITUTION: If a user inputs a representative voice requesting signal, a new directory and a representative voice file corresponding to the new directory are created on a recording medium. The user is guided to record a representative voice, and the representative voice data from the user is stored in the representative voice file. If data files are created, the created data files are stored in the new directory. If the user inputs a play mode signal for playing the data files, a representative data file of each directory is displayed, and the representative voice file corresponding to the directory of the representative data file selected by the user.
Patent KR-20040017874-A (KR)
Title: Method for controlling servo filter gain in optical disc device
Inventor: KIM GI MAN
IPC: G11B7/09
Filed: 2002-08-22
Abstract: PURPOSE: A method for controlling a servo filter gain in an optical disk device is provided to variably control driving of a tracking actuator and a sled actuator by variably controlling gains of a tracking servo filter and a sled servo filter, thereby minimizing data play errors or recording errors due to the eccentricity of an optical disk. CONSTITUTION: If an optical disk is inserted into an optical disk device, a focusing servo operation is turned on and a tracking servo operation is turned off. A track crossing counter(20) counts the number of track crossing for a predetermined rotation period. An eccentricity calculator(22) calculates the eccentricity of the optical disk by referring to the counted number of track crossing. A gain controller(23) variably controls a tracking servo filter(10) and a sled servo filter(12) according to the calculated eccentricity of the optical disk. The tracking servo operation is turned on. A tracking driver output signal output from the gain-controlled tracking servo filter is output to a tracking actuator(11), and a sled driver output signal output from the gain-controlled sled servo filter is output to a sled actuator(13).
Patent KR-20030019132-A (KR)
Inventor: OUCHI MINEFUMI
IPC: H03H9/25
Filed: 2002-08-27
Abstract: PURPOSE: To provide a surface acoustic wave filter that has a balanced-to- unbalanced conversion function and improves the balance between balance signal terminals 111 and 112. CONSTITUTION: A surface acoustic wave filter 110 having three interdigital electrodes 103, 104, 105 along a propagation direction of a surface acoustic wave is provided onto a piezoelectric substrate. The surface acoustic wave filter 101 is provided with an unbalanced signal terminal 110 and the balanced signal terminals 111, 112. At least one of the three interdigital electrodes 103, 104, 105 is provided so that its phase is different from the others. Reflectors 106, 107 are respectively provided to have the interdigital electrodes 103, 104, 105 inbetween from both sides. The reflectors 106, 107 are connected to the ground.
Patent KR-20040020656-A (KR)
Title: method for controlling brightness of LCD in washing machine
Inventor: CHO IN HAENG
IPC: D06F33/02
Filed: 2002-08-31
Abstract: PURPOSE: A brightness controlling method of an LCD(liquid crystal display) for a washing machine is provided to reduce power consumption by controlling brightness of the LCD for displaying information on washing according to time and display region. CONSTITUTION: A washing machine includes a front panel inputting function keys; an LCD(liquid crystal display) formed in a display unit for displaying information on washing; an LED(light emitting diode) substrate formed in the lower part of the LCD and composed of the matrix of LEDs for lighting; and a controller controlling signals to the LCD and power to the LEDs. To adjust the brightness of the LCD in the washing machine, the function key is input. The LED is turned on according to input of the function key, and the elapsed time after turning on the LED is checked. The LED is turned off if the elapsed time reaches the predetermined value.
Patent KR-20040022714-A (KR)
Inventor: KIM GWANG CHEON
IPC: H01M2/34
Filed: 2002-09-05
Abstract: PURPOSE: A lithium secondary battery is provided, to allow the current to be blocked without an expensive safety element, thereby reducing the manufacturing cost of a battery. CONSTITUTION: The lithium secondary battery comprises an electrode assembly(10) comprising a positive electrode plate(11) and a negative electrode plate(12) which are wound alternatively with a separator(13) between them; a case(20) receiving the electrode assembly; a cap assembly(30) sealing the upper open part of the case; a bottom plate(40) adhered to the bottom of the case; and a conductive adhesive layer(60) which adheres the bottom plate to the case and has an electrical conductivity. Preferably the conductive adhesive layer comprises the thermoplastic resin which is softened by heat to show the plasticity and is deformed at a temperature above a glass transition temperature to block the current; a curing agent for curing the thermoplastic resin; and a conductive agent. Preferably the conductive agent is metal powder.
Patent KR-20040024226-A (KR)
Title: An Impulse Valve Structure of Apparatus for Supplying Inert Gas Alternatively
Inventor: KIM UNG GI
IPC: B23K9/16
Filed: 2002-09-13
Abstract: PURPOSE: An impulse valve structure for an inert gas feeding device is provided to prevent pressure in an impulse valve from being decreased by improving the structure of the impulse valve. CONSTITUTION: An impulse valve includes a cylindrical body(210) formed at an outer peripheral portion thereof with first and second gas suction ports(211,212). A gas exhaust port(213) is formed in opposition to the first and second gas suction ports(211,212). A spool(220) is inserted into the cylindrical body(210) in order to allow inert gas introduced into first and second gas chambers(261,262) to be discharged through the gas exhaust port(213). Plural plunger guides(240) are coupled to both ends of the cylindrical body(210) so as to fix a stopper(230). First and second solenoids(251,252) are formed on an outer peripheral surface of the plunger guides(240).
Patent KR-20040026050-A (KR)
Title: Fine granularity scalability encoding and decoding apparatus and method
Inventor: NOH GYU CHAN
IPC: H04N19/30
Filed: 2002-09-17
Abstract: PURPOSE: A fine granular scalability encoding and decoding apparatus and method are provided to improve encoding efficiency and reduce a bit rate of the entire encoding stream. CONSTITUTION: A fine granular scalability encoding apparatus includes the first and second quantizers(100,101), an inverse quantizer(102), the first, second and third subtracters(106,107,108). The first quantizer quantizes a DCT value, and the second quantizer quantizes the value quantized by the first quantizer. The inverse quantizer inverse-quantizes the value quantized by the second quantizer. The first subtracter obtains an error between the value obtained by multiplying the value quantized by the second quantizer by N and the inverse-quantized value. The second subtracter obtains an error between the value quantized by the first quantizer and the inverse-quantized value. The third subtracter subtracts the error obtained by the second subtracter from the error obtained by the first subtracter. A process of finding a maximum value and bitplane-variable-length-coding are carried out for the output value of the third subtracter.
Patent KR-20040025365-A (KR)
Title: Manufacturing method Three plate rail
Inventor: CHO MIN JE
IPC: B21K11/00
Filed: 2002-09-19
Abstract: PURPOSE: The method for forming three-step rail is provided to improve productivity by forming most of the rail members by passing rail members on which three-step rail is formed through one transfer press before performing a separate one process and reduce defective proportion by improving accuracy of punching or bending position. CONSTITUTION: In a method for forming three-step rail in which a separate subsidiary rail member is installed between fixed rail members fixed to the wall and operating rail members(320) adhered to a moving means such as drawer, the method comprises the processes of cutting a sheet metal to a certain size by passing the sheet metal through the transfer press, thereby forming a rail member shape of three-step rail on the sheet metal; and separately forming stopper, ruled paper element and fixed protrusion to be bent after being cut out on the respective formed rail members using a transfer press on an upper part of which a plurality of punching dies(410) per respective steps are arranged in a row to form an arbitrary shape of rail members composing three-step rails, and at a lower part of which a transfer means(420) is installed to move the workpiece in such a way that workpiece passes through the respective punching dies step by step.
Patent KR-20040025467-A (KR)
Title: Antena of mobile phone
Inventor: CHOI TAE GYU
IPC: H01Q1/24
Filed: 2002-09-19
Abstract: PURPOSE: A transceiver of a portable terminal for transmitting and receiving electric waves is provided to prevent the harmful influence due to electromagnetic waves by rotating a vertically polarized antenna to a predetermined angle. CONSTITUTION: A transceiver of a portable terminal for transmitting and receiving electric waves includes a main body(101) and a folder(102) coupled to an upper end of the main body(101). The transceiver of the portable terminal for transmitting and receiving the electric waves further includes a rotary member, a vertically polarized antenna(104), an antenna recovery unit, and a circularly polarized antenna. The rotary member is installed at a groove part(101a) formed on the upper end. The vertically polarized antenna(104) is installed at the rotary member. The antenna recovery unit is installed at one side of the rotary member in order to recover a position of the vertically polarized antenna. The circularly polarized antenna is installed at the other side of the rotary member.
Patent KR-20020081178-A (KR)
Inventor: CHOI YONG IL
IPC: A63H9/00
Filed: 2002-09-24
Abstract: PURPOSE: Provided is a combination method of a plastic body and toy skin made from cloth which clearly combines the plastic body and a sewing character toy so that it raises accessability for children who are fearful to touch a computer. CONSTITUTION: The combination method of the plastic body and toy skin made from cloth comprises the steps of: (i) pasting adhesive on the floor side of velcro to form a velcro adhesion part(20-a) at lateral side in front of the plastic body; (ii) connecting a sewing toy and other velcro side by sewing yarns to form a toy velcro adhesion part; (iii) inserting the plastic body into the sewing toy to expose TFT-LCD outside; (iv) closely placing the velcro part of the plastic body and the toy velcro adhesion part and fixing; and (v) making a passage to insert a string as a configuration part for the sewing toy velcro and tightening both sides of the string.
Patent KR-20040029616-A (KR)
Title: A system and management method have enterprise type program source analysis function
Inventor: KIM GWANG JUNG
IPC: G06F9/44
Filed: 2002-10-01
Abstract: PURPOSE: A system and a method having a function to maintain/analyze a source of an enterprise program are provided to reduce a personal/time expense for maintaining/analyzing the program by storing the source of the enterprise program in a database and offering a result of a desired form as analyzing/classifying the source into each type by using the database. CONSTITUTION: An analysis engine part(100) selectively receives the needed source information from an application server(400) and a database server(500), and analyzes the source data of the inputted program. An engine manager(200) collects the source data and a script of the enterprise and transfers it to each engine of the analysis engine part, and stores/manages the result data systematically by constructing the useful level information in an analysis data database(210) as receiving the result data analyzed by each engine. An inquiry part(300) provides the information to a user(700) by dividing the constructed data into a statistics part, an application part, a database part, a business system part, and an effect analysis part.