baber/WOPTO huggingface dataset:
Patent KR-20020095711-A (KR)
Title: Top ring head of chemical-mechanical polishing apparatus
Inventor: EUN DAE GYEONG
IPC: H01L21/302
Filed: 2001-06-15
Abstract: PURPOSE: A top ring head of a chemical mechanical polishing(CMP) apparatus is provided to prevent the edge of a semiconductor wafer from being excessively polished, by supporting the semiconductor wafer in such a way that a polishing pad surface in the periphery of the semiconductor wafer is not transformed. CONSTITUTION: A top ring(100) vacuum-absorbs the semiconductor wafer, or receives compressed air to make the semiconductor wafer closely adhered to the polishing pad(410) at a uniform pressure. A top ring arm(200) loads/unloads the top ring into/from the polishing pad by using a driving unit, or rotates the top ring while the top ring is closely adhered to the upper surface of the polishing pad at a uniform pressure. A retainer ring(310) is inserted into the top ring, having an inner diameter slightly larger than the outer diameter of the top ring. A plurality of pneumatic cylinders(320) support the retainer ring in such a way that the lower portion of the retainer ring comes in contact with the polishing pad surface near the semiconductor wafer while the wafer is polished, perpendicular to the top ring arm. A pad transformation preventing unit(300) includes the retainer ring and the plurality of pneumatic cylinders. A vacuum supply unit supplies vacuum to the top ring. A compressed air supplying unit supplies compressed air to the top ring and the pneumatic cylinder.
Patent KR-20020096577-A (KR)
Inventor: LEE JAE HWA
IPC: H01L21/304
Filed: 2001-06-21
Abstract: PURPOSE: An apparatus for drying a semiconductor is provided to remove deionized water from the inside of a bath by vaporizing a volatile material of liquid state and supplying the vaporized volatile material into the inside of the bath. CONSTITUTION: The first pressure supply portion(500) supplies a carrier gas for controlling an injection pressure in order to inject alcohol particles supplied from the first material supply portion(400) to a bath(700). The first flow rate controller(510), the first flow meter(540), and the first and the second valves(520,530) are installed at a connection pipe between the first pressure supply portion(500) and the first vaporization portion(600). The first material supply portion(400) supplies IPA of liquid state to a mesh(650) installed in the inside of the first vaporization portion(600). The second flow meter(410) and the third flow meter(420) are installed at a pipe between the first material supply portion(400) and the first vaporization portion(600). The second material supply portion(200) supplies IPA of liquid state to the second vaporization portion(300). The second pressure supply portion(100) supplies a gas having a predetermined pressure to the second vaporization portion(300). A mass flow controller(120) and the fourth valve(130) are installed at a pipe between the second pressure supply portion(100) and the second vaporization portion(300). The fifth valve(510) is installed at a pipe between the second vaporization portion(300) and the first vaporization portion(600). The sixth valve(250) is installed at a pipe between the second material supply portion(200) and the second vaporization portion(300). A nitrogen supply portion(800) removes deionized water from the wafer within the bath(700) and dries the inside of the bath(700). The ninth valve(810) is installed at a pipe between the nitrogen supply portion(800) and the bath(700). The seventh and the eighth valves are installed at a pipe between the first vaporization portion(600) and the bath(700).
Patent KR-20010083864-A (KR)
Inventor: PARK SANG GYUN
IPC: C01B31/08
Filed: 2001-07-05
Abstract: PURPOSE: Provided is a preparation method of activated carbon with high adsorption and decolorization by using fly ash, waste generated in steam power plant, The resultant activated carbon is used for air and water purifiers, environmental pollution preventers and filters. CONSTITUTION: The method comprises the steps of: carbonizing fly ash(200 mesh) burned imperfectly at 800±50deg.C for more than 3hrs. under 2.5kg/cm2 of steam pressure; cooling under 60deg.C; powdering firstly cooled fly ash to a size of less than 200mesh; mixing with 25wt.% (based on the powdered activated carbon) of binder such as coal tar(pitch), molasses, bentonite and PV-based materials; molding to a size of 1-6mm in diameter and 0.5-1.0cm in length; drying at 150±50deg.C for 5-7hrs.; activating in a rotary kiln at 750±50deg.C 4.0kg/cm2, 400±50 of rpm for longer than 5hrs.; cooling to 60deg.C or lower.
Patent KR-20030004853-A (KR)
Inventor: JIN SUN GOO
IPC: G06F17/00
Filed: 2001-07-06
Abstract: PURPOSE: A system and method for charging a web site using a depositing and withdrawing system are provided to minimize a refusal of a conventional member and induce the member to join as a charged member when Internet companies convert one's free contents into charged contents for a profit. CONSTITUTION: A user performs a log-in process to a web server(S1). The user inputs corresponding contents on an input window, clicks a depositing of a deposit, and deposits a money. And then, the inputted contents are registered in a member DB(S2). If the user clicks a service power button, a guide screen with respect to an available service right is supplied in a member terminal and an available service item is guided according to amounts of money and ages(S3). If the user clicks a deposit guide button and an amount of money is deposited, the server informs a completion of a deposit to the user(S4). The user pays an amount of money and uses a charged service(S6,S7).
Patent KR-20030006053-A (KR)
Title: Hydraulic control system of automatic transmission for vehicles
Inventor: OH SE PUNG
IPC: F16H59/00
Filed: 2001-07-11
Abstract: PURPOSE: A hydraulic control system of an automatic transmission for a vehicle is provided to suppress the back-up shifting by preventing the supply of the hydraulic pressure to the friction element related with the back-up shifting. CONSTITUTION: A hydraulic control system of an automatic transmission includes a hydraulic cut-off valve(52) placed on a line(50) for supplying hydraulic pressure to a friction element operating as a reaction element in the back-up shifting. The hydraulic cut-off valve comprises an elastic member(54) and a ball(56) for closing the line by the elasticity of the elastic member. If a select lever is shifted to a back-up range by the mistake of a driver during a high-speed travel, the hydraulic cut-off valve prevents the supply of the hydraulic pressure to the friction element.
Patent KR-20030012291-A (KR)
Title: Method for dry etching wafer having step for removing polymer
Inventor: CHOI SEONG SEOK
IPC: H01L21/306
Filed: 2001-07-31
Abstract: PURPOSE: A wafer dry etching method including a polymer removal process is provided to minimize etching errors by performing simultaneously a wafer dry etching process and a polymer removal process. CONSTITUTION: The first polymer removal process is performed to remove polymer from a chamber during 5 seconds after RF power is applied to the chamber and oxygen gas of 400 sccm is provided to the chamber under a process condition of pressure of 30 mTorr. The second polymer removal process is performed to remove the polymer from the chamber during 5 seconds after the RF power is applied to the chamber and nitrogen gas of 400 sccm is provided to the dry etch apparatus under the process condition of pressure of 30 mTorr. The polymer is removed by using a vacuum pump after the RF power is applied to the chamber and argon gas of 100 sccm is provided to the dry etching apparatus under a process condition of pressure of 1mTorr.
Patent KR-20030013546-A (KR)
Title: Stress analysis method based on Volume Integral Equation Method
Inventor: AL AJIT K
IPC: G01N3/00
Filed: 2001-08-08
Abstract: PURPOSE: A method for analyzing stress based on a volume integral equation method is provided to efficiently analyze transformation, transformation rate, stress distribution generated in an isotropic infinite solid state including a plurality of isotropic or anisotropic containing substances, a cavity, and a crack when the isotropic infinite solid state receives static and dynamic infinite load, and analyze a dispersion problem of an elastic wave by the anisotropic containing substances and the cavity. CONSTITUTION: A method for analyzing stress based on a volume integral equation method includes the steps of generating a volume integral equation method model by using a finite element method preprocessor, converting data output from the finite element method preprocessor into input data of the volume integral equation method, executing an analysis by using a volume integral equation method program, converting the analysis result of the volume integral equation method into data to be postprocessed at a finite element method postprocessor, and executing postprocessing at the finite element method postprocessor.
Patent KR-20030013788-A (KR)
Title: A device for confirming the depth of melting iron outlet using the rotation of mud gun
Inventor: HWANG AN SEONG
IPC: C21B7/12
Filed: 2001-08-09
Abstract: PURPOSE: An apparatus for checking depth of tap hole using rotation of mud gun is provided in which the apparatus is capable of precisely measuring rotational movement of the mud gun rotationally operated and accurately measuring depth of the tap hole, and which has not any error of displacement at all and performs measuring work safely. CONSTITUTION: In an apparatus for checking depth of tap hole in which mud material is filled using a mud gun comprising a body having nozzle tip and an arm for rotationally operating the body around a rotational shaft part, the apparatus for checking depth of tap hole using rotation of the mud gun comprises a detection part(10) comprising a contact roller(11) that is rotated with the outer circumferential surface of the rotational shaft part being surface contacted with the contact roller(11) during rotational operation of the rotational shaft part, and light emitting and receiving sensors(14a,14b) which are perpendicularly arranged to the circumferential part of a floodlight disc(13) that is rotated along with the contact roller(11) so that the detection part(10) detects rotation amount of the floodlight disc(13); an operation part comprising a moving holder(32) for elastically supporting a roller holder(31) to which the contact roller(11) is rotationally supported to the side of the rotational shaft part, and a cylinder member(33) for horizontally reciprocating the moving holder(32) to the side of the rotational shaft part so that the operation part regulates contact between the roller holder(31) and the rotational shaft part; and a control part for displaying the transformed distance by transforming the counted pulse amount into distance after counting pulse signals generated from the sensor members(14a,14b).
Patent KR-20030015591-A (KR)
Title: A coated recycled fine aggregate and preparing the same
Inventor: HUH JONG
IPC: C04B14/06
Filed: 2001-08-16
Abstract: PURPOSE: A manufacturing method of recycled aggregates with low water absorption and high compression strength by surface-treating recycled aggregates, crushed inorganic wastes, with colloidal silica. CONSTITUTION: The recycled aggregates are manufactured by mixing inorganic wastes with 2-8% of colloidal silica solution for 3-5min for surface treatment, wherein the colloidal silica is adsorbed to the surface of aggregates by zeta potential. Also, dust or sludge are recycled to aggregates by mixing with colloidal silica solution, adding surface-treated dust or sludge to cement, and adding colloidal silica solution as an additive to the cement mixture for improving strength.
Patent KR-20010099078-A (KR)
Title: 병구 보다 큰 선전 광고물이 유입된 병
Inventor: YIM YOUNG SOOK
IPC: B65D23/00
Filed: 2001-08-25
Abstract: 본 발명은 투명한 유리병 내에 병구 보다 더 큰 물체를 넣어서 되는 병구 보다 큰 물체를 유입한 병에 관한 것으로, 유리병의 본체를 이루는 바닥에 내경사면을 한 구멍을 천공하고, 상기 내경사면과 일치되는 외경사면을한 바닥편을 분할형성하여 본체 내에 물체를 넣은후 바닥편을 구멍에 끼워 맞추어 내경사면과 외경사면을 유리용접하거나, 본체의 어느 부분을 나누어 본체와 하체로 분할 형성 하여 상기 본체의 터진 부분의 내경에 내경턱을 형성하고 상기 하체의 상단에는 외경턱을 형성하여 본체에 물체를 넣은후 하체를 본체와 일치되게 끼워 맞추어 내경턱과 외경턱을 유리용접하여 본체와 하체를 연결하여서되는 것으로서, 유리병 내에 넣는 물체를 담겨지는 내용물을 상징하는 형체로 형성하여 그 내용물을 알리는 인쇄물을 보지 않고서도 수요자들이 곧 알 수 있도록함과, 시각적으로 돋보이게 하여 구매력을 높이도록한 효과를 나타내는 것이다.
Patent KR-20030018655-A (KR)
Title: System for controlling inclination angle of vehicle spoiler
Inventor: LEE CHANG HO
IPC: B62D37/02
Filed: 2001-08-30
Abstract: PURPOSE: A tilt angle control system of a spoiler is provided to maximize the rear view of drivers according to the adjusted height of a headrest under the fixed speed of a vehicle by a control unit adjusting the tilt angle of the spoiler, and to improve the safety of a riding. CONSTITUTION: A tilt angle control system is installed horizontally in the upper of a rear vehicle body, controls a stepping motor(5) by a control unit(1) according to the speed of a vehicle, and accommodates the tilt angle of a spoiler(3). The tilt angle control system is composed of a first reflector(21) installed in the front of the vehicle and a second reflector(24) installed in the spoiler(3). A first laser scan unit and a first laser detector installed in the upper of the headrest(9) shoot laser to the first reflector(21) and detect the reflected laser. A second laser scan unit(25) and a second laser detector(26) installed in the upper of the headrest(9) shoot laser to the second reflector(24) and detect the reflected laser. An amplifier(27) amplifies signals from the first(23) and the second laser detector(26), and inputs the signals into the control unit(1). The height control unit of the headrest(10) includes a driving unit(18) working by signals of the control unit(1). The control unit(1) outputs control signals for the stepping motor(5), the spoiler(3) and the driving unit(18) of the height control unit(10) according to the detected laser from the first and second laser detector.
Patent KR-20030020559-A (KR)
Title: Circuit for controlling refrigeration of computer processor unit
Inventor: RYU JAE SHIK
IPC: G06F1/20
Filed: 2001-09-01
Abstract: PURPOSE: A circuit for controlling the cooling of a CPU is provided to detect a malfunction of a temperature sensor, and to operate a power output terminal stably by using an electronic cooling element and the temperature sensor. CONSTITUTION: The circuit comprises the CPU(10), a cold sink(20), the electronic cooling element(30), a heat sink(40), a fan motor(50) and a cooling controller(100). The cold sink(20) comprises a metal pad, such as a copper plate and an aluminum plate, outputting the heat generated from a computer part by installing to an upper part of a CPU package. The electronic cooling element(30) adhered to the upper part of the cold sink(20) cools the cold sink(20) to a set temperature by receiving the power according to the control of the cooling controller(100). The heat sink(40) is installed to the upper part of the electronic cooling element(30) and discharges the heat transferred from the electronic cooling element(30) through a plurality of heat emitting fins(45). The fan motor(40) cools the heat emitting fins(45) by installing to one side of the heat sink(40).
Patent KR-20020018983-A (KR)
Inventor: IDE DAISAKU
IPC: B41J2/21
Filed: 2001-09-04
Abstract: PURPOSE: An ink jet recording head and an ink jet recording apparatus are provided to prevent white fog and bleeding, and to increase recording speed by minimizing the total amount of metal ion added to color ink. CONSTITUTION: An ink jet recording head(1) comprises a black ink nozzle array(Bk1) for black ink including first ink, and plural color ink nozzle arrays(C1-C3) for discharging color ink. The color ink nozzle array has the shortest print distance from the black print formed by the black ink nozzle array. Color ink shows the highest mutual reactivity with the black ink in the color ink nozzle array. The color ink showing the next highest mutual reactivity is introduced into the second nozzle array having the next shortest print distance, and color ink showing the lowest mutual reactivity is introduced into the third nozzle array having the longest print distance. White fog and bleeding are prevented, and recoding speed is increased with minimizing the total amount of metal ion among color ink.
Patent KR-20030021930-A (KR)
Title: A communication terminal-block
Inventor: SEO SU WON
IPC: H01R9/22
Filed: 2001-09-10
Abstract: PURPOSE: A terminal board for communication cable connection is provided to simply replace or connect a cable of communication equipment without interference of adjacent cables. CONSTITUTION: A terminal board for communication cable connection has a plurality of terminal pins(14) installed at both sides of a terminal plate(12) and connected with a communication cable to communicate communication equipment with the outside. A bracket(20) is installed at an output side of the terminal plate, and includes a plurality of elongated grooves(22) at regular gaps. A connector(40) is installed at the bracket by the medium of fixing elements(30) to connect the terminal plate with the communication equipment. A terminal cable(50) connects an inner line terminal part of the terminal pin with the connector.
Patent KR-20030022579-A (KR)
Title: Photoresist supply apparatus for controlling flow length of photoresist and method for suppling photoresist using the same
Inventor: YANG MYUNG HUN
IPC: H01L21/027
Filed: 2001-09-11
Abstract: PURPOSE: Provided is a supply system for photoresist to adjust the length of shedding in photoresist which measures the length of shedding at the end of a nozzle part in real time to control shedding continuously so that it contributes to eliminate inferiority due to shedding. CONSTITUTION: The supply system for photoresist to adjust the length of shedding in photoresist comprises the parts of: a photoresist supplier(100) which supplies photoresist; an automated brake valve(300) which is connected to the photoresist supplier to control the flow of photoresist; the nozzle part(500) which is connected to the automated brake valve to dispense photoresist on a wafer; a measurement part for the length of shedding(700) which measures the length of shedding left at the end of the nozzle part; a treatment part for the measured data(900) which treats data measured from the measurement part for the length of shedding by an electronic signal; and a valve adjusting part(1100) which receives the electronic signal from the treatment part to adjust the length of shedding minutely.
Patent KR-20020022130-A (KR)
Title: Contact structure and production method thereof and probe contact assembly using same
Inventor: ALDAZ ROBERT EDWARD
IPC: G01R3/00
Filed: 2001-09-15
Abstract: PURPOSE: A contact structure, manufacturing method thereof, and probe contact assembly using the same are provided to improve not only the reliability, but also realize a contact construct for a plurality of pins. CONSTITUTION: The contact structure comprises a contact substrate(20) and a plurality of contactors(300). Each contactor(300) further comprises a front end part projecting in its axial direction to form a contact point, a base part inserted into a through-hole bored in the substrate(20), so that the terminal end of the contactor projects as a contact pad(320) for electrical connection from the back surface of the substrate, and a spring part provided between the front end part and the base part to generate contact spring force, when the contactor(300) is pressed against a contact target.
Patent KR-20030025667-A (KR)
Title: Golf exercise equipment having golf ball supply machine of rise and fall type
Inventor: KWON O SEOK
IPC: A63B69/36
Filed: 2001-09-22
Abstract: PURPOSE: A golf practice device with a rise and fall type golf ball feeder is provided to automatically put a golf ball on a predetermined position of the top surface of a golf ball setting board regardless of the height of the golf ball setting board. CONSTITUTION: A body(30) has a space portion therein. A height adjusting board(40) is arranged to rise and fall in a vertical direction, keeping a horizontal state within the body, and has a support(42) extended at one portion. A height adjusting unit(50) is disposed below the height adjusting board for moving the height adjusting board up/down. A golf ball feeder(70) is mounted and fixed to the support of the height adjusting board and feeds a golf ball. A golf ball setting board(62) is coupled to the upper part of the height adjusting board and a golf ball is put thereon one by one from the golf ball feeder.
Patent KR-20030028007-A (KR)
Title: Hair dye composition
Inventor: JANG SEOK YUN
IPC: A61K8/46
Filed: 2001-09-27
Abstract: PURPOSE: Provided is a hair-dyeing agent obtained by adding sodium tetrathionate to a hair-dyeing agent containing at least one oxidation dye precursor. It reduces hair damage by decreasing the reduction rate in tensile strength of hair. CONSTITUTION: The hair-dyeing agent contains 0.5 to 10% by weight of sodium tetrathionate, together with a hair-dyeing agent containing at least one oxidation dye precursor, based on the total weight of the composition. For an example, 1.00% by weight of sodium tetrathionate is mixed with 21.00% by weight of oleic acid, 2.00% by weight of sodium lauryl sulfate, 10.00% by weight of ammonia water(28%), 10.00% by weight of isopropyl alcohol, 5.00% by weight of propylene alcohol, 0.70% by weight of sodium sulfite, 3.20% by weight of monoethanol amine, 0.20% by weight of EDTA.4Na, 0.50% by weight of dimethicone copolyol, 0.20% by weight of p-phenylene diamine, 0.30% by weight of resorcinol, 0.20% by weight of p-aminophenol, 0.10% by weight of m-aminophenol and the balance of purified water.
Patent KR-20030028058-A (KR)
Title: Signal supply apparatus for public and private mobile communication system
Inventor: KIM GI UK
IPC: H04M3/00
Filed: 2001-09-27
Abstract: PURPOSE: A signal supplying apparatus in a public and private mobile communication system is provided to receive GPS(Global Positioning System) information through a BSC(base station controller) and then supply a synchronizing clock and a TOD(Time Of Date) signal to the base station controller and base stations. CONSTITUTION: A plurality of IP-BTSs(Internet Protocol-Base Transceiver Subsystems)(44-1,...,44-5) are connected to corresponding IP-pBTSs(private Base Transceiver Subsystems)(48-1,...,48-6) by a LAN(Local Area Network) cable(64). An IP-PBX(Private Branched eXchange)(32) has a VoIP(Voice over Internet Protocol) function. The IP-PBX(32) connects to a PSTN/ISDN(Public Switch Telephone Network/Integrated Service Digital Network)(16), receives internal wire subscribers(34) and connects to an internal dedicated digital telephone(36). Also, the IP-PBX(32) has a VoIP card and so applies the VoIP function, and is used as a switching system when it is connected to a pBSC(38).
Patent KR-20030028076-A (KR)
Title: An apparatus for testing capability of an ethernet switch
Inventor: PARK JUN U
IPC: H04L12/26
Filed: 2001-09-27
Abstract: PURPOSE: A performance measuring apparatus of an Ethernet switch is provided to perform a full port traffic approval test by using a virtual traffic production apparatus which copies one Ethernet traffic to other Ethernet traffic regardless of use of two ports Ethernet traffic production and analysis apparatus. CONSTITUTION: A two ports Ethernet traffic production and analysis apparatus(31) produces Ethernet traffics, provides the produced traffics to an input port of an Ethernet switch(21) and then tests the performance of the Ethernet switch(21) by counting the number of output Ethernet packet returned normally from the Ethernet switch(21). A plurality of MAC(Medium Access Control) address converters(32,33,34,35,36) are connected between two ports of the Ethernet switch(21) and allocated MAC addresses. The plurality of MAC address converters(32,33,34,35,36) change MAC addresses of origination and destination of Ethernet packets inputted from a port connected to the Ethernet switch(21) and kinds of packets and then outputs the result of change to an another port.