baber/WOPTO huggingface dataset:
Patent KR-20010081935-A (KR)
Title: Titanium oxide photocatalyzer and producing method
Inventor: UENO ITSAY
IPC: B01J27/182
Filed: 2000-09-05
Abstract: PURPOSE: To provide a titanium oxide photocatalyst body which is fixed with titanium oxide (fine particle powder) utilized as a photocatalyst without being peeled and dislodged from its holding member and is not affected by an alkali oxide and corrosion soluble materials. CONSTITUTION: When the titanium oxide (TiO2) as the photocatalyst is fixed to the holding member, the photocatalyst is divided to two layers, an upper layer and a lower layer and the material of the segment constituting the lower layer comprises a mixture composed of the titanium oxide as a chief material, a compound containing phosphorus(P), calcium(Ca) and silicon(Si) in addition thereto and a suitable volume of water. The material of the segment constituting the upper layer comprises the titanium oxide, a trace amount of catalyst activation accelerating material and an adequate amount of moisture.
Patent KR-20020022455-A (KR)
Title: Process for preparing spherical blue phosphor based on aluminates
Inventor: JUNG HA GYUN
IPC: C09K11/64
Filed: 2000-09-20
Abstract: PURPOSE: A method for preparing a spherical aluminate-based blue fluorescent substance BaMgAl10O17:Eu is provided to obtain a fine spherical material without ball-milling at a lower temperature, wherein the substance can be applied to a PDP. CONSTITUTION: The method comprises the steps of adding an aluminium compound, a hydroxypropyl cellulose dispersant with a molecular weight of 100,000 and a urea precipitating agent to a solution mixture of water and alcohol in the ratio of 1:3-7 by volume, and hydrolyzing it to obtain an aluminium precipitate; dispersing the aluminium precipitate into an aqueous mixture solution containing barium, magnesium and europium; adding oxalic acid to the dispersion solution and controlling pH to be 6-9 with a basic solution to precipitate aluminium, barium, magnesium and europium; filtering and drying the precipitate; and calcining the dried one at 1,100-1,400 deg.C in air and heating the calcined one at 1,000-1,200 deg.C under a reductive atmosphere by using 25% H2/N2 gas. Preferably the alcohol is at least one selected from the group consisting of 1-propyl alcohol and isopropyl alcohol.
Patent KR-20020022490-A (KR)
Title: The inside single band antenna apparatus of a portable communication terminal and method for operating together the whip antenna
Inventor: CHOI WAN JIN
IPC: H01Q9/30
Filed: 2000-09-20
Abstract: PURPOSE: A built-in single band antenna implementing apparatus of a mobile communication terminal and a whip antenna interlocking method are provided to accomplish a variety of designs, reliability, and convenience for mobile communication. CONSTITUTION: A built-in single band antenna implementing apparatus of a mobile communication terminal comprises a built-in single band antenna(206), an RF switch(204), a duplexer(202), a controller(200), a whip antenna driver(208), and a whip antenna(216). The built-in single band antenna(206) is formed as a meander line type, or mono or di-pole type on a substrate(212) that is elongated from a terminal main PCB(210). A feeding point of the antenna pattern is allocated at the center of the elongated substrate(212). The whip antenna driver(208) drives a two driving rollers under control of the controller(200) to move the whip antenna(216) to the inside or the outside of the terminal. The RF switch(204) selectively connects the built-in antenna(206) and the whip antenna(216) under control of the controller(200).
Patent KR-20020022942-A (KR)
Title: A bake apparatus
Inventor: KIM YEONG GUK
IPC: H01L21/027
Filed: 2000-09-21
Abstract: PURPOSE: A bake apparatus is provided to prevent a process defect caused by a wafer inaccurately placed on a heating plate by using a detecting unit using vacuum, and to prevent recurrence of the defect by re-controlling a loading position of a robot. CONSTITUTION: A wafer to bake is placed on a heating plate(110). A lift pin loads/unloads the wafer to/from the heating plate, installed in the heating plate. A wafer guide(112) prevents the wafer loaded to the heating plate from being pushed, installed in the heating plate. A detecting unit detects the wafer slantingly loaded to the heating plate. The wafer detecting unit has a vacuum hole(150) formed on the heating plate, a vacuum line(152) connected to the vacuum hole and a sensor(154) for measuring a vacuum pressure in the vacuum line.
Patent KR-20010098361-A (KR)
Title: 테스트 핸들러
Inventor: JUN IN GU
IPC: G01R31/28
Filed: 2000-10-07
Abstract: 개시된 본 발명에 의한 테스트 핸들러는 테스트 트레이가 테스트 챔버내에서 지면에 수직한 방향으로 동시에 2열로 이송되며, 하나의 테스트 헤드에 2개의 테스트 트레이에 있는 모든 디바이스, 예컨데 64(32+32) 또는 128(64+64)개의 디바이스가 동시에 컨택되어 테스트가 진행된다. 따라서 단위시간당 처리할 수 있는 디바이스의 수량을 배가시킬 수 있다. 또한, 본 발명은 테스트 헤드가 핸들러 본체의 내부에 위치하지 않고, 지면에 수직으로 세워진 상태로 외부에 위치하여 테스트 트레이의 디바이스들과 컨택된다. 따라서, 핸들러의 크기를 작게할 수 있으며, 특히 핸들러 내부에 기존의 테스트 헤드가 차지하는 공간을 트레이 스톡커나 제어박스의 공간으로 활용하여 별도의 유저트레이 공급부 및 출하부를 추가할 수 있으므로, 1회에 런닝시킬수 있는 롯트의 크기를 배가시킬 수 있어, 장비의 가동률을 향상시킬 수 있다. 또한, 본 발명은 직교좌표 로봇에 의해 픽킹되는 디바이스의 수가 증가되고, 디바이스 로딩시의 프리셋팅 동작이 삭제되므로, 디바이스 로딩 타임을 줄일 수 있으며, 소팅전용 로봇에 의한 1차 소팅 후 언로딩전용 로봇에 의한 언로딩이 이루어지므로, 디바이스 언로딩 타임을 줄일 수 있어 단위시간당 처리할 수 있는 디바이스의 수를 증가시킬 수 있다.
Patent KR-20010051118-A (KR)
Inventor: MORIYA KAZUO
IPC: G01K1/14
Filed: 2000-10-19
Abstract: PURPOSE: To solve the problem that temperature cannot be accurately measured since the radiation rate of a wafer is changed according to the temperature and the type of films by an infrared radiation thermometer, a thermocouple being provided on the surface of a dummy wafer falls off, and a device for maintaining the airtightness of feedthrough or the like is required although the infrared radiation thermometer is used for measuring the temperature of a semiconductor wafer, or the dummy wafer where the thermocouple is provided on the surface is used for setting the temperature conditions of film formation in a conventional reaction tube for semiconductor wafers. CONSTITUTION: In a reaction tube for semiconductor wafers, a plurality of cylindrical projections for supporting wafers inside a flat tube body with spaces for accommodating semiconductor wafers inside, and an insertion part for inserting a temperature sensor from the outside is formed inside the plurality of projections. The cylindrical projections are formed in an inverted cup shape for blocking a through hole being connected to the space being provided on a bottom wall of the tube body, an internal thread is formed on the inner- periphery surface of the through hole, and a temperature sensor is screwed to the internal thread part.
Patent KR-20020030667-A (KR)
Title: The method for providing realtime shopping-consult using live-image communication
Inventor: HWANG JIN SEONG
Filed: 2000-10-19
Abstract: PURPOSE: A real time shopping a helper system using a video communication is provided to promote the activation of electric commerce as well as to make a customer have a confidence to a transaction product by progressing the product transaction and relating business between a shopping helper and a customer talk face to face through a video communication. CONSTITUTION: The system comprises a plurality of customer computers(30), a shopping mall server(10) to provide various shopping mall contents and shopping business talk service to the connectors, and a plurality of helper computers(20) to provide a business talk service to the customers, and provides a real time shopping business talk through the video communication by connecting to each other through a communication network such as an Internet network. The shopping mall server has a web connection function and comprises a web server(12) to display a shopping mall page and diversity shopping mall contents to many connectors, a DB server databasing and managing the information such as an image of sale product, a specification of product, the member information, and so on, and a business talk server(16) authenticating the customer and helper and managing a connection function through a chatting room.
Patent KR-20020032748-A (KR)
Title: hot-melt adhesive for electronic components
Inventor: AHN IL WON
IPC: C08L23/10
Filed: 2000-10-27
Abstract: PURPOSE: Provided is a hot melt composition having property useful for adhesion of electronic or electric component, which has excellent tensile strength at high temperature and low temperature, and better freezing resistance, stability to high temperature and heat resistance than existing hot melt composition. CONSTITUTION: The hot melt composition for electronic component comprises 10-40 wt% of polyolefin wax, 5-15 wt% of polypropylene, 10-50 wt% of butene-propylene copolymer, 2-40 wt% of dicyclopentadiene and 0.1-5 wt% of polybutadiene. Therefore, the composition can be effectively used as hot melt for electronic component.
Patent KR-20020012100-A (KR)
Title: Data delivery method for hybrid ARQ type 2/3 on the downlink of wide-band wireless communication system
Inventor: LEE JONG WON
IPC: H04B7/005
Filed: 2000-10-27
Abstract: PURPOSE: A method for processing data for an HARQ(Hybrid Automatic Repeat for request) type II/III in a downlink of a wideband wireless communication system is provided to adjust each coding rate by composing data and important information(sequence number and version number, etc.) of the data as an RLC-PDU(Radio Link Controller-Protocol Data Unit) and an HARQ-RLC-Control-PDU. CONSTITUTION: An SRNC(Serving Radio Network Controller)-RLC receives data from an upper layer, generates the received data as an RLC-PDU, and transmits the generated RLC-PDU to an SRNC-MAC-D(Medium Access Control Dedicated) protocol entity through a logical channel(MAC-D-Data-REQ primitive) such as a DTCH(Dedicated Traffic Channel)(901). In the SRNC-RLC protocol entity, a generated HARQ-RLC-Control-PDU is transmitted to the SRNC-MAC-D protocol entity through a logical channel(MAC-D-Data-REQ primitive) such as a DCCH(Dedicated Control Channel)(902). The SRNC-MAC-D protocol entity receives the RLC-PDU through the logical channel(MAC-D-Data-REQ primitive) such as the DTCH, and transmits the RLC-PDU to a CRNC(Controlling Radio Network Controller)-MAC-C/SH(Common/Shared) protocol entity using an MAC-C/SH-Data-REQ primitive(903). The SRNC-MAC-D protocol entity receives the HARQ-RLC-Control-PDU through the logical channel(MAC-D-Data-REQ primitive) such as the DCCH, and transmits the HARQ-RLC-Control-PDU to the CRNC-MAC-C/SH protocol entity using the MAC-C/SH-Data-REQ primitive(904). The CRNC-MAC-C/SH protocol entity performs a DSCH(Downlink Shared Channel) transport scheduling for transmitting the RLC-PDU and the HARQ-RLC-Control-PDU through a transport channel such as a DSCH, assigns a TFI1(Transport Format Indicator1) to the RLC-PDU and a TFI2 to the HARQ-RLC-Control-PDU, and converts the RLC-PDU and the HARQ-RLC-Control-PDU into an MAC-PDU(905). The CRNC-MAC-C/SH protocol entity transmits the MAC-PDU having the RLC-PDU and the assigned TFI1 to a physical layer of a node B through the transport channel(PHY-Data-REQ primitive) such as the DSCH(906). The CRNC-MAC-C/SH protocol entity transmits the MAC-PDU having the HARQ-RLC-Control-PDU and the assigned TFI1 to the physical layer of the node B through the transport channel(PHY-Data-REQ primitive) such as the DSCH(907). The physical layer of the node B perform a modulation procedure such as a coding and interleaving to the MAC-PDU having the RLC-PDU and the MAC-PDU having the HARQ-RLC-Control-PDU to convert the MAC-PDUs into a 10ms wireless frame, and transmits the converted 10ms wireless frame to a UE(User Equipment) through a physical channel such as a PDSCH(Physical Downlink Shared Channel)(908). The physical layer of the node B transmits the TFI1 and the TFI2 to the UE through a physical channel such as a DPCH(Dedicated Physical Channel)(909).
Patent KR-20010007991-A (KR)
Inventor: EOM JUNG WOOK
IPC: A01G13/00
Filed: 2000-11-01
Abstract: PURPOSE: Crops preservation method using air bag is provided wherein air and packing water are entered into the air bag to support crops so that it prevents crops from being fallen down. CONSTITUTION: In the crops preservation method using the air bag which includes an air bag sheet and an air bag roll, the crops preservation method is characterized by connecting an entrance side in an air bag roll to a blow exhaust port(5a) of a blower(5) to supply air into the air bag so that the air bag roll is rolled forwardly by air supplied from the blower through between crops to be unwound and the unwound air bag is expanded by air pressure to support crops between crops.
Patent KR-20020034739-A (KR)
Title: Mounting structure of bumper molding for automobile
Inventor: HUH JEONG
IPC: B60R19/28
Filed: 2000-11-03
Abstract: PURPOSE: A structure for installing a bumper molding is provided to reduce manufacturing cost and number of assembly process and to improve working efficiency by constituting a pair of installing brackets in the bumper molding and a plate spring to the installing bracket. CONSTITUTION: An installing structure of a bumper molding having an upper and lower engaging portions(24a,24b) comprises a pair of upper and lower installing brackets(22a,22b) and a plate spring(30). The installing brackets are formed longitudinally in the bumper molding with constant intervals. In the upper and lower installing brackets is formed the plate spring whose middle portion is bent in some angle. When a bent portion(32) of the plate spring is forced to be inverted, the bumper molding is engaged with ends of an upper and lower bumper covers(12a,12b) at their engaging portions.
Patent KR-20020035257-A (KR)
Title: Transmission control system for vehicles
Inventor: RYU SEUNG DON
IPC: F16H59/04
Filed: 2000-11-06
Abstract: PURPOSE: A vehicle transmission control device is provided to simplify the structure without any dual structure of select and shift rods, for minimizing the clearance apt to be generated in a link unit and improving the durability and the manipulation force transmitting. CONSTITUTION: A vehicle transmission control device includes a change lever(1) supported by a change lever unit in selection and shifting directions for transmitting transmission manipulation force of a driver, a first rod(7) of which an end is hinge-coupled with a lower end of the change lever by a first hinge bracket, an upper cross shaft(13) of which an upper end is connected to the other end of the first rod by a ball joint and a side of a lower part is hinge-coupled with a second hinge bracket fixed to a side frame of a vehicle body for operating in the shifting direction, a first select rod(25) of which an upper end is connected to the other end of the first rod via an auxiliary bracket, a second rod(31) of which an end is connected to a lower end of the upper cross shaft by a ball joint and to a lower end of the first select rod by the auxiliary bracket, and the other end is connected to a shift lever(39) via a ball joint, a second select rod(43) for transmitting the rotation motion of the second rod to the select lever element as a rectilinear motion via the rotation lever on the second rod.
Patent KR-20020036295-A (KR)
Title: Method and system for substituting billing of contents fee using ARS
Inventor: CHOI SEOK IL
Filed: 2000-11-09
Abstract: PURPOSE: A contents charge billing agent method and a system using an ARS(Automatic Response System) are provided to make a communication network businessman collect charge for the contents provision and pay to respective contents providers by enabling a user to pay for the contents by connecting to the ARS with a main payment telephone number. CONSTITUTION: The system includes a billing certification computer(34) paying the charge for the charged contents use of the user by assigning an intrinsic telephone number to respective contents providers and at least one or more contents provider computer(28) providing the charged contents to the users through the communication network system(42). The contents provider computer registers the main payment telephone number inputted by the user and provides the certification number to the user. The payment certification computer pays for a specific amount with the telephone charge of the main payment telephone number by comparing the main payment telephone number and certification number registered by the user, transmits the payment result to the contents provider computer, and provides the contents in proportion to the payment amount of the received payment result through the contents provider computer.
Patent KR-20020038329-A (KR)
Title: Dielectric Ceramic Compositions and Manufacturing Process the same
Inventor: HONG GUK SEON
IPC: H01G4/12
Filed: 2000-11-17
Abstract: PURPOSE: Provided is a dielectric ceramic composition for temperature compensation and low temperature sintering, Ba3Ti4Nb4O21-(Sr)BaNb2O6, enabling simultaneous sintering with metal electrodes(Ag, Cu, and Ag/Pd). Accordingly, the composition is applied to planar or multilayer electromagnetic devices such as capacitor, filter, coupler, duplexer, oscillator, etc. CONSTITUTION: The dielectric ceramic composition expressed by (1-x) Ba3Ti4Nb4O21-xBaNb2O6 (0<x<1) comprises main components, Ba3Ti4Nb4O21 having positive temperature coefficient of resonance coefficient, and BaNb2O6 or SrNb2O6 having negative temperature coefficient, 0.01-7pts.wt. of one or more of sintering aid selected from B2O3, CuO and ZnO, and 0.01-7pts.wt. of one or more of additive selected from V2O5, SnO2, MgO, NiO, Sb2O3, Bi2O3 and Ag2O. Also, Ti and Nb of Ba3Ti4Nb4O21 are replaced with Sn and Ta, respectively, and the replacement amount is 0.1-50mol%. The dielectric ceramics are prepared by mixing the composition, calcining, forming, and sintering between 900-1000deg.C.
Patent KR-20020040065-A (KR)
Title: A method of measuring intake air volume in an engine
Inventor: PARK JAE HONG
IPC: F02D41/18
Filed: 2000-11-23
Abstract: PURPOSE: A method for measuring the intake air rate of an engine is provided to accurately measure the intake air rate of an engine and to improve the efficiency of the engine by controlling the fuel injection of the engine based on the intake air rate of the engine. CONSTITUTION: A method for measuring the intake air rate of an engine comprises the steps of measuring the rate of air sucked into an engine via an air cleaner(S1), determining the canister purge air rate by sensing the intake vacuum pressure and the operation duty(%) of a purge control solenoid valve of the engine(S2,S3), determining the rate of the exhaust gas recirculation by sensing the intake vacuum pressure and the operation duty of an exhaust gas recirculation solenoid valve(S4,S5), determining the rate of the crankcase ventilation air by sensing the intake vacuum pressure of the engine(S6,S7), and calculating the intake air rate of the engine by adding the previously measured air rates(S8).
Patent KR-20020040179-A (KR)
Title: Apparatus for locking a tray of an automobile
Inventor: KIM HYO GEUN
IPC: B60R7/06
Filed: 2000-11-23
Abstract: PURPOSE: A tray locking apparatus is provided to stably lock a tray of a vehicle and to shorten the stroke period for locking by locking the tray through inwardly pushing a tray body. CONSTITUTION: A tray locking apparatus includes a housing, a tray body, and a ratchet(300). The housing is installed in a center facia and is formed with a space therein. The tray body slidably installed along a space of the center facia. A hook is formed at a rear portion of the tray body. The ratchet(300) selectively locks or releases the hook(210) of the tray body, thereby locking/unlocking the tray body. The ratchet(300) includes a ratchet housing(310), a guider(320), a locker(330) and a spring. A rib(311) is integrally formed with the ratchet housing(310). The guider(320) is slidably installed at one side of the ratchet housing(310). The locker(330) is placed in opposition to the guider(320).
Patent KR-20020042063-A (KR)
Title: Fuel input apparatus for diesel motors
Inventor: KIM JUN HOE
IPC: B60K15/077
Filed: 2000-11-30
Abstract: PURPOSE: A structure for fuel injection of a diesel engine vehicle is provided to prevent the overflow of bubbles during oil supply and reduce the internal pressure of the fuel tank for carry out the oil supply in a short time. CONSTITUTION: A structure for fuel injection of a diesel engine vehicle includes a connection pipe(10) connected to a lubrication pipe(2) for sucking bubbles flowing back in the lubrication pipe, a negative pressure chamber(11) of a predetermined size to be connected to the connection pipe, a pressure control pipe(12) connected to an upper end of the negative pressure chamber from an upper part of a fuel tank(1), a pressure valve(13) mounted to the pressure control pipe to be opened when a pressure in the fuel tank is higher than a predetermined value for discharging the air in the fuel tank to the atmosphere, a bubble storing tank(15) for storing the bubbles collected via the negative pressure chamber and the connection pipe, and a feedback pipe(16) connecting the bubble storing tank to the fuel tank for returning the collected bubbles to the fuel tank.
Patent KR-20010062055-A (KR)
Inventor: ITATANI OSAMU
IPC: B05C19/06
Filed: 2000-12-01
Abstract: PURPOSE: To prevent film forming mediums from being taken into small holes, deep holes, acute corner parts and the like formed on an article, which have been formed in the articles as in conventional methods. CONSTITUTION: A magnetic field is applied to film forming mediums m comprising magnetic substances in a method for forming a powder-film on the surface of the article 19 formed with a sticking layer thereon by sticking powder to the surface of the article 19 in such a way that the above film forming mediums m are made to collide with the above article 19. As a result, even when some film forming mediums are taken into small holes, deep holes, acute corner parts and the like on the article, these mediums can be slipped out from the small holes, the deep holes, the acute corner parts and the like on the article by the magnetic pulling-power of the film forming mediums adjacent to the taken in mediums.
Patent KR-20020043827-A (KR)
Inventor: JUNG SEUNG TAE
IPC: G06F3/03
Filed: 2000-12-04
Abstract: PURPOSE: An electronic pen for a graphic tablet is provided to conveniently change regardless of a writing tool and to display an electronic signal corresponding to a writing action on a paper and a monitor by controlling the recognition pressure applied to a writing recognition switch. CONSTITUTION: The electronic pen comprises a sleeve-shaped casing(10) consisting of a front body(11), a middle body(13) removably assembled with the rear end of a front body, and a rear body(16) movably combined to the rear end of the middle body, a pen core(20) charged with ink and having a pen point(22) protruded onto the front end of the casing, an electronic wave generating unit(30) having an oscillating circuit(31) including a writing recognition switch(32) and a solenoid(33) installed around the pen core and connected to the oscillating circuit, and an operating unit placed between the pen core and the oscillating circuit and for operating the writing recognition switch and controlling the operating pressure applied to the recognition switch.
Patent KR-20020050813-A (KR)
Title: Method Of Driving Liquid Crystal Display
Inventor: PARK JONG JIN
IPC: G09G3/36
Filed: 2000-12-22
Abstract: PURPOSE: A driving method of an LCD device is provided to improve picture quality by removing an afterimage on a surface of LCD device. CONSTITUTION: Data of one picture are recorded in a liquid crystal cell within a time for one frame, namely 16.7 micro second. At this time, the common voltage applied to an upper plate is lower than or higher than the existing common voltage. A response time of the liquid crystal cell is improved by enlarging a difference between the gate high voltage or the gate low voltage very and the existing common voltage. The picture quality can be improved by applying the symmetrical voltage to the liquid crystal cell. A backlight is turned on within the time for one frame after the data are recorded in the liquid crystal cell.