baber/WOPTO huggingface dataset:
Patent KR-20040099675-A (KR)
Inventor: BAN BONG CHAN
IPC: C10L5/46
Filed: 2003-05-19
Abstract: PURPOSE: To provide an alternative material for a dust coal, which is used for melting incineration ashes in an arc furnace, by using dusts generated from a cokes dry quenching system, thereby providing smooth melting, uniform molten body and reducing an electrical energy. CONSTITUTION: The dust generated from a cokes dry quenching system comprises 0.35-0.8 wt.% of moisture, 10.5-12.3 wt.% of lime powder, 0.85-1.1 wt.% of volatile component, 86.3-87.8 wt.% of fixed carbon, and is used for melting incineration ashes in an arc furnace.
Patent KR-20040104963-A (KR)
Inventor: LEE SEONG YEOP
IPC: H04N5/225
Filed: 2003-06-03
Abstract: PURPOSE: A power circuit and a power supply of a digital camera including the power circuit are provided to construct a power supply required for charging a battery that needs different voltage levels and an output power supply in one constant voltage unit, to thereby simplify the configuration of the power circuit. CONSTITUTION: A power circuit(1) includes a power supply unit(11), a controller(12), a constant voltage unit, and a selector(14). The power supply unit provides power from a battery(15) or an adapter and generates an adapter connection signal in response to a connecting state of the adapter. The controller generates a select signal based on the adapter connection signal and an external mode signal. The constant voltage unit receives the power from the power supply unit to generate a constant voltage in response to the mode signal input from the controller. The selector generates an output voltage or a charging voltage from the constant voltage received from the constant voltage unit or generates an output voltage from a battery output voltage received from the battery in response to the select signal input from the controller.
Patent KR-20030059008-A (KR)
Title: Multistage top
Inventor: JEON KYUNG HO
IPC: A63H1/18
Filed: 2003-05-30
Abstract: PURPOSE: A multistage top is provided to assemble a plurality of tops at a single body and allow each of the assembled tops to be separated from one another and rotated upon operation. CONSTITUTION: A second top position(29) is formed on the upper portion of a first top(10). A second top(20) consisting of at least one top is assembled on the second top position. At least one top or flying top(30) is assembled on top of the second top. An assembly unit of the first and second tops are kept assembled by stopping pins(16,26) mounted inside the first and second top positions(19,29) and disassembled by a pressure of rotating shafts(11,21) at a lower side during operation.
Patent KR-20030095290-A (KR)
Title: 소스선을 갖는 반도체 장치 및 그 제조 방법
IPC: H01L21/8247
Filed: 2003-06-05
Abstract: 반도체 장치가 복수의 전계 효과 트랜지스터 및 공통 소스선을 포함한다.  복수의 메모리 셀 트랜지스터 각각은, 반도체 기판에 형성된 제1 도전형의 반도체 영역과, 이 반도체 영역에 형성된 제2 도전형의 소스 영역 및 드레인 영역과, 데이터를 전기적으로 기입 및 소거할 수 있는 정보 저장부와, 도전층을 포함하는 적어도 하나의 제어 게이트 전극을 포함한다.  공통 소스선은 메모리 셀 트랜지스터들의 소스 영역을 전기적으로 접속시킨다.  공통 소스선은 제어 게이트 전극에 포함된 도전층의 막두께와 실질적으로 같은 막두께를 갖고 제어 게이트 전극에 포함된 도전층의 재료와 동일한 재료로 형성된 도전층을 포함한다.
Patent KR-20050001486-A (KR)
Inventor: LEE HYUN YOUNG
IPC: H01L21/56
Filed: 2003-06-25
Abstract: PURPOSE: A molding apparatus of a COB(Chip On Board) package is provided to reduce failure rate in a molding process and to realize mass-production by using a plurality of injection holes of a mold. CONSTITUTION: A molding apparatus includes an upper mold, a lower mold and a supply part. The upper mold(10) includes a plurality of upper injection grooves(11). The lower mold(20) includes a plurality of lower injection grooves(21) corresponding to the upper injection grooves, an insertion grooves(22) for loading a PCB(Printed Circuit Board) and a semiconductor device, a connection line(23) for flowing a liquid epoxy resin into each insertion groove, and an exhaust groove(24) for removing the redundancy of the resin from the lower mold. When the upper and lower mold are connected with each other, a plurality of injection holes(25) composed of the upper and lower injection grooves are completed. The supply part(30) is used for injecting the resin into the lower mold through the injection holes at the same time.
Patent KR-20050001663-A (KR)
Inventor: KIM DAE JOONG
IPC: B29C45/26
Filed: 2003-06-26
Abstract: PURPOSE: To provide a steel for plastic ejection mold excellent in machinability and weld repairing characteristics. CONSTITUTION: The steel for plastic ejection mold having outstanding machinability has an alloy composition comprising 0.10 to 0.30 wt.% of C, 0.40 to 0.70 wt.% of Si, 0.90 to 1.50 wt.% of Mn, 0.005 to 0.020 wt.% of S, 1.0 to 2.5 wt.% of Cr, 0.10 to 0.50 wt.% of Ni, 0.20 to 0.5 wt.% of Mo, 0.001 to 0.20 wt.% of V, and the balance being Fe.
Patent KR-20050001753-A (KR)
Inventor: PARK UEON SOO
IPC: F25B49/00
Filed: 2003-06-26
Abstract: PURPOSE: A freezer controller is provided to automatically control a freezer on optimum cooling and defrosting conditions, and prevent overload of a compressor. CONSTITUTION: A key input unit(21) has a plurality of keys for user input. A temperature sensor(11) senses a freezing temperature. A current sensor(12) detects a current value of a compressor for obtaining a voltage signal. A thermocouple for defrosting detects frosting and defrosting states of an evaporator. A first microcomputer(U4) preliminarily stores program data necessary for operating a freezer, and executes control commands for the compressor, the evaporator, and an evaporator fan. A flash memory(U3) backs up the data stored on the first microcomputer in real time for storing programmed data in case of an electricity failure and restoring the data to the first microcomputer when the electricity failure is restored. A relay driving unit(41) drives each relay(LY1,LY2,LY3) supplying driving power to the compressor, the evaporator fan, and a defrosting heater. A display unit(51) displays characters, a current temperature, and adjusting figures. A second microcomputer(U5) monitors the relay driving unit for generating a reset signal to the first microcomputer.
Patent KR-20050002207-A (KR)
Inventor: CHO YONG SOO
IPC: H04L27/26
Filed: 2003-06-30
Abstract: PURPOSE: A preamble structure for a synchronization device of a wireless LAN system using a multiple-input multiple-output OFDM method is provided to improve performance by providing an excellent effect to a signal detection process, a symbol offset estimation and correction process, a frequency offset estimation/correction process, and a channel estimation process. CONSTITUTION: A preamble structure includes a short training symbol transmission process, a long training symbol transmission process, and an orthogonal pattern transmission process. The short training symbol transmission process is performed to transmit simultaneously short training symbols to all of transmission antennas. The long training symbol transmission process is performed to transmit simultaneously long training symbols to all of the transmission antennas. An orthogonal pattern transmission process is performed to transmit orthogonal patterns.
Patent KR-20050005024-A (KR)
Inventor: OH GYU HO
IPC: F24C15/00
Filed: 2003-07-01
Abstract: PURPOSE: A control panel combining structure of a microwave oven is provided to join lower and upper attaching ribs of a control panel in an attaching hole of a front plate and an attaching groove of a front bracket without a screw. CONSTITUTION: A control panel combining structure of a microwave oven is composed of a front plate(150) stuck on the front side of a cavity receiving foods and formed with plural attaching holes(151) on the front upside to form a front side; a front bracket(160) formed with plural attaching grooves(161) on the upper section and placed and combined on the upside of the front plate; and a control panel(310) comprising plural lower attaching ribs(337) inserted into the attaching holes of the front plate and arranged at the rear lower side and plural upper attaching ribs(335) stuck in the attaching grooves of the front bracket and disposed in the rear upside and covering the front side of the front bracket and a portion of the front plate.
Patent KR-20050004587-A (KR)
Inventor: LEE BYUNG SUK
IPC: E04F15/20
Filed: 2003-07-03
Abstract: PURPOSE: A shock-absorbing mat for an apartment house using waste tires is provided to improve living environment by preventing impact and noise pollution between floors of an apartment house and to economize in resources by recycling waste tires. CONSTITUTION: The shock-absorbing mat for an apartment house using waste tires comprises a waste tire rubber chips layer(100) composed by mixing waste tire rubber chips having different sizes using hardener, non-woven fabrics(200) adhered on the upper side of the waste tire rubber chips layer(100), and a netted support(300) composed of a wire net or a synthetic resin net and adhered on the lower side of the waste tire rubber chips layer(100) by heating and pressurizing.
Patent KR-20050003798-A (KR)
Inventor: IWASAWA KENICHI
IPC: E04B1/82
Filed: 2003-07-04
Abstract: PURPOSE: A connector and a connecting structure of panels are provided to connect members easily with simple structure and to prevent the influence by connecting and disconnecting repeatedly. CONSTITUTION: The connector(72) connects each member through primary and secondary panels(16,17) and contains a fixed member(80) fixed to primary and secondary panels(16,17), and a cover(82) shielding the fixed member(80) and joined to the fixed member(80) by magnetic force. The fixed member(80) comprises a plate(84) provided with two through holes(87) to make screws(85) pass through, and metallic screws(85) fixing the plate(84) to a primary concave part(74). The connecting structure of panels comprises the steps of making the plate(84) with the primary and secondary panels(16,17), then fixing with the screws(85) and connecting the primary panel(16) and the secondary panel(17), forming one of the plate(84) of the connector(72) and the head of the screw, and the cover in a magnetic body and the other in a magnetic body or metal.
Patent KR-20050010692-A (KR)
Inventor: KANG JEONG KYU
IPC: H01L21/335
Filed: 2003-07-22
Abstract: PURPOSE: A method of manufacturing a semiconductor device is provided to activate ions at the room temperature within a relatively short period of time by performing an excimer laser irradiation process. CONSTITUTION: An impurity ion implantation process is performed on a semiconductor substrate(10). An activation process is performed to activate impurity ions. The activation process is performed by an excimer laser irradiation process. The excimer laser irradiation process is performed at room temperature within a relatively short period of time. The excimer laser irradiation process is performed under the condition of energy density of 0.7J/cm¬3 and 3 pulses.
Patent KR-20050011491-A (KR)
Inventor: CHOE SOON JA
IPC: C08F2/18
Filed: 2003-07-23
Abstract: PURPOSE: Provided is a method for polymerizing a vinyl polymer having a spherical shape and having a narrow range of polydispersity index in a short period. CONSTITUTION: The method for polymerizing a spherical vinyl polymer comprises living free radical polymerization using a vinyl-derived polymer, a free radical initiator, a free radical acting agent and a stereostabilizer in the presence of a dispersant, wherein the dispersant is one or at least two types selected from alcohols and polyhydric alcohols, and the stereostabilizer is one or at least two types selected from polyvinylpyrrolidone, polyvinylmethylether, polyethyleneamine, polyacrylic acid, polyvinylalcohol, polyvinylacetate, polyvinylacetate copolymer, ethyl cellulose and hydroxypropyl cellulose.
Patent KR-20050011795-A (KR)
Inventor: KIM BAE JIN
IPC: F24C15/02
Filed: 2003-07-24
Abstract: PURPOSE: A door handle for a microwave oven is provided to prevent the inside heat of the microwave oven from being transmitted to a handle part. CONSTITUTION: A door handle for a microwave oven having a cooking chamber and a door(23) for selectively opening and shutting the cooking chamber comprises a handle part(31), a close contact part(35), and at least one cooling hole(35b). A user grips the handle part with a hand to rotate the door. The close contact part is connected to the handle part. The close contact part has a space in a state of having one side closely coming in contact with a side of the front of the door. The cooling hole is formed in the close contact part to prevent the heat of the cooking chamber from being transmitted to the handle part through the door.
Patent KR-20050012600-A (KR)
Inventor: BAEK IL HYUN
IPC: B01J20/30
Filed: 2003-07-26
Abstract: PURPOSE: To provide a method for manufacturing a carbon dioxide adsorbent that is capable of adsorbing and desorbing carbon dioxide and used for a long time at a high temperature of 700 deg.C or more by mixing carbide and subsidiary materials of inorganic binder and additive, adding seed and organic binder to the mixture and molding and firing the mixture. CONSTITUTION: The manufacturing method of carbon dioxide adsorbent usable at high temperature comprises: a step of mixing carbide with subsidiary materials; a step of molding the mixture after injecting seed and adding an organic binder to the mixture of carbide and subsidiary materials; and a step of firing the molded article after molding the mixture, wherein the carbide comprises 70 to 96 wt.% of calcium carbonate(CaCO3), wherein the subsidiary materials comprise 1 to 5 wt.% of a binder selected from bentonite, clay, montmorillonite, mica and kaolin, and 1 to 5 wt.% of a binder selected from feldspar, potassium fluoride(KF), sodium fluoride(NaF) and calcium fluoride(CaF2), wherein the subsidiary materials comprise 1 to 7 wt.% of a strength enhancer selected from calcium titanate, starch, gelatin and methyl cellulose, and 1 to 7 wt.% of a porosity improver selected from graphite, pearlite and vermiculite, wherein the seed is injected into the mixture while rotating a mixture of carbide and subsidiary materials at a rotational speed of 100 to 1,000 revolutions per minute, wherein the seed comprises 0.5 to 2% of metal particles selected from aluminum oxide(Al2O3), titanium oxide(TiO2) and cerium oxide(CeO2) for the weight of carbide, wherein the seed comprises 0.5 to 2% of inorganic particles selected from glass, ceramic and quartz for the weight of carbide, wherein the organic binder 2 to 10% of an aqueous solution to which 1 to 10 wt.% of one selected from polyvinyl alcohol, polyethylene oxide, polyethylene glycol and polyvinyl acetate is added for the weight of carbide, and wherein the firing is performed at a temperature of 900 to 1,100 deg.C.
Patent KR-20040030246-A (KR)
Inventor: MIZUTANI YOSHIHIRO
IPC: F24C15/12
Filed: 2003-08-02
Abstract: PURPOSE: A gas range is provided to reduce the clinking of tripods around openings of a top plate by stabling positioning the tripods, thereby positioning the tripods properly for gas burners. CONSTITUTION: A gas range includes cylindrical guide elements(8) having a base part(8c) screw-coupled with a supporting element(7) attached to a gas burner(4), a guide part(8a) upwardly inclined for guiding flames to the center, and a front end part(8b) for guiding the flames to the outside of an opening part(3a) of a top plate(3). The supporting element integrates the guide element to the gas burner for keeping both relative positions. A position of a tripod(11) is determined by the front end part of the guide element with respect to the gas burner.
Patent KR-20040014251-A (KR)
Title: Pharmaceutical dispenser system
Inventor: GREEVEN JOHN C
IPC: G16H40/67
Filed: 2003-08-04
Abstract: PURPOSE: Provided is a pharmaceutical dispenser system which indicates a time such discrete dose is to be administrated in accordance with a patient-specific therapy regimen. CONSTITUTION: The pharmaceutical dispenser system comprises: a container configured to store discrete doses of pharmaceuticals; and instructional indicia configured to align with each discrete dose of pharmaceutical indicating a time such discrete dose is to be administrated in accordance with a patient-specific therapy regimen. The instructional indicia includes a date on which each discrete dose is to be administered, a time-of-day each discrete dose is to be administered, or printed directly on the container.
Patent KR-20050015857-A (KR)
Inventor: LEE SUNG WOO
IPC: H04L9/06
Filed: 2003-08-08
Abstract: PURPOSE: An encryption method using an overlapping operation method and a variable clock operation method is provided to avoid drain of a key value by using an encryption algorithm having high stability based on comparing a first cipher text with a second cipher text. CONSTITUTION: A first cipher text is outputted by providing first to Nth fault sources to first to Nth rounds of a first hardware engine(435). A second cipher text is outputted by providing second to N+1th fault sources to first to Nth rounds of a second hardware engine(445). A corresponding cipher text is outputted when the first cipher text corresponds to the second cipher text(460) after comparing the first cipher text with the second cipher text(450). Each of the first rounds of the first and second hardware engines includes a process for dividing a plain text block into two blocks and inputting divided plane text blocks to left and right registers, a process for an encryption operation using a cipher function for the data stored in the right register and an auxiliary key, and a process for storing the data stored in the right resister at a left register of the next round.
Patent KR-20050019673-A (KR)
Inventor: LEE JIN HO
IPC: H04B1/38
Filed: 2003-08-20
Abstract: PURPOSE: A camera rotation supporting device for a mobile terminal is provided to simply combine a housing supporting body with a spring member, thereby easily replacing the damaged housing supporting body without separating a camera module. CONSTITUTION: A module housing(51) has rotational shafts(53) disposed in optical axial direction while receiving a camera module. A housing supporting body(61) is integratedly combined with a fixing hinge unit of a lower folder by comprising shaft supporting portions(62) for rotatively supporting the rotational shafts(53), and plural hooking ends(64) separated from each other by being protruded toward a central side in radial direction of the rotational shafts(53) on one of the shaft supporting portions(62). A spring member(71) is rotatively combined with one of the rotational shafts(53) by comprising at least one hooking projection(72) elastically contacted with the hooking ends(64).
Patent KR-20040018168-A (KR)
Title: Air conditioner
Inventor: NINOMIYA KOUZOU
IPC: F24F13/28
Filed: 2003-08-21
Abstract: PURPOSE: An air conditioner is provided to prevent degradation of the air-conditioning capacity and to reduce diffusion of air containing fine dust and odor indoors. CONSTITUTION: An air conditioner comprises an opening par(5), a body case(2) having an air outlet(7), a front panel(3) having an air inlet, an air passage(8) provided in the body case to communicate the air inlet with the air outlet, a heat exchanger(12) provided in the air passage, and a fan(11). The front panel is fitted to the opening part of the body case and the front panel has a front plate(14) protruded forward, and a lower air inlet(17) provided in a lower end portion of the front plate and opened downwardly. At least any one of a deodorizer(24) and a dust collector is disposed between the front plate and the heat exchanger.
Patent KR-20050020521-A (KR)
Inventor: WON YOUNG JIN
IPC: H04M1/00
Filed: 2003-08-23
Abstract: PURPOSE: A mobile terminal with a camera and an image photographing method using the same are provided to remove users' inconvenience of personally rotating a camera and allow a user to photograph an image at an accurate angle. CONSTITUTION: A controller(20) receives data with respect to a camera photographing angle from an external source, and outputs a camera rotation control signal with respect to the camera photographing angle data. A camera rotating unit(30) connected with a camera(40) receives the camera rotation control signal from the controller(20) and automatically rotates the camera(40) at the camera photographing angle. The camera rotating unit(30) is one of a step motor, a sub-motor or a DC motor.
Patent KR-20050022917-A (KR)
Title: Apparatus and method for tracking optical wavelength in wavelength division multiplexed passive optical network using loop-back light source
Inventor: HWANG SEONG TAEK
IPC: H04B10/40
Filed: 2003-08-27
Abstract: PURPOSE: An apparatus and a method for tracking an optical wavelength in a wavelength division multiplexed passive optical network are provided to synchronize a wavelength of a multi-wavelength light source and/or a wavelength division demultiplexer with that of a local node wavelength division multiplexer/demultiplexer using a loop-back light source. CONSTITUTION: A plurality of optical network units(210,212) includes loop-back light sources(240,242) at a center(200) having a multi-wavelength light source. The optical network units are inter-connected via a wavelength division multiplexer/demultiplexer(238) at a local node(204). A first optical power measurer measures a power level of a downlink wavelength division multiplexed optical signal from the multi-wavelength light source to the wavelength division multiplexer/demultiplexer. A second optical power measurer measures a power level of an uplink wavelength division multiplexed optical signal from the loop-back light source to the wavelength division multiplexer/demultiplexer. A controller synchronizes the wavelength of the multi-wavelength light source with that of the local node wavelength division multiplexer/demultiplexer to minimize a difference of the measured power levels.
Patent KR-20050028621-A (KR)
Title: A camera for mobile communication terminal having the function of changeover to proximity photographing
Inventor: LEE BYOUNG GON
IPC: H04N5/225
Filed: 2003-09-19
Abstract: A camera for a mobile communication terminal having a close-up switch function is provided to reduce installation space in the terminal needed according to realization of a close-up function by adjusting focal length of a camera lens with a simple structure without need of separate driving apparatus and control part for switching a photographing mode. A fixing holder(120) is built in a case(10) of a terminal. A screw part is formed at one side of the fixing holder. A plurality of lenses(101) are installed in a lens housing so that they can face toward the outside of the terminal. The lens housing is coupled to the screw part of the fixing holder and thereby moves forward and backward by its rotation. One side of a rotation part is connected to the lens housing and the other side of the rotation part is exposed to the outside. The rotation part rotates the lens housing by external force applied through an exposed part. An image pick-up device(150) is arranged in a line with the lenses and connected to a main circuit board(20) of the terminal and thereby converts an optical image of an object into an electric signal.
Patent KR-20050029819-A (KR)
Title: Mobile phone with piezo speaker
Inventor: JANG JIN MAN
IPC: H04B1/38
Filed: 2003-09-23
Abstract: A mobile phone with a piezo speaker is provided to comprise a piezo speaker separated from a receiver on a battery pack, without comprising a speaker on a body or a folder, thereby miniaturizing the mobile phone while enabling a user to enjoy a bell sound or music at high speech quality in high volume. A piezo speaker(24) is installed between a cover(21) and a battery(22) on one side of a battery pack(20). Plural emitting holes(210) are formed on the cover(21) to emit sounds outputted from the piezo speaker(24). The first connection terminal(25) connected to the piezo speaker(24) is comprised on other side of the battery pack(20). The second connection terminal(11) connected with a music reproducer is disposed in a position corresponding to the first connection terminal(25) on a body(10).