baber/WOPTO huggingface dataset:
Patent KR-20010020818-A (KR)
Title: Chemical mechanical polishing with friction-based control
Inventor: LI SHIJIAN
IPC: H01L21/306
Filed: 2000-05-06
Abstract: PURPOSE: Provided is a chemical/mechanical polishing device where the dispersion of the polishing rate is little. CONSTITUTION: A chemical/mechanical polishing device(20) has a polishing face, a carrier head(34), which pushes a board(10) against the polishing face with controlled pressure, motors(26,36), which generate relative motion at some speed between the polishing face and the carrier head, and controllers(42,44). These controllers are so constituted as to keep a constant torque, friction, or frictional coefficient, changing at least one of the pressure or the speed, in response to the signal depending upon the friction between the board and the polishing face.
Patent KR-20000077433-A (KR)
Title: 아크릴산의 제조 방법
IPC: C07C51/235
Filed: 2000-05-25
Abstract: 고정층 쉘-앤-튜브 반응기(shell-and-tube reactor)를 사용하여 분자 산소 또는 분자 산소-함유 기체로 아크롤레인 또는 아크롤레인-함유 기체를 증기상 촉매 산화함에 의한 아크릴산의 제조 방법으로서, 상기 촉매가 하기 튜브의 기체-입구 측면으로부터 기체-출구 측면으로 활성 수준이 상승하는 배치로 반응 튜브에 알칼리 금속의 종류 및/또는 양을 변화시킴으로써 제조되는 상이한 활성 수준의 복수의 촉매가 채워지는 것을 특징으로 하는 방법이 제공된다.     본 방법에 따라, 아크릴산의 수율과 생산성이 향상될 뿐만 아니라, 촉매층에서의 과도한 열 축적이 억제될 수 있고, 가열 하에서 촉매 분해가 방지되어, 촉매의 수명이 연장되게 된다.
Patent KR-20020000346-A (KR)
Title: Method of raising a baby through PC
Inventor: LEE HWAL GEON
Filed: 2000-06-23
Abstract: PURPOSE: A method for breeding a baby in a computer is provided for a user to supply a fun of breeding a baby on a virtual screen, and to collect predetermined usage fee from the user when exchanging cyber money as well as to invite banner advertisements and E-commerce to enhance profit. CONSTITUTION: A user is connected with a server of an Internet provider to download a program and execute the program in his computer. If the user execute the downloaded program in his computer, a baby shape character(10) is appeared as a moving image which shape is momentarily changed on a start screen. In addition, icons(11,12) having article shape required to a baby are provided and are supplied whenever the character(10) requires the icons. In this time, the character(10) acts in response to the supply of the icons.
Patent KR-20020002968-A (KR)
Title: Field Emission Display and Method of Driving the same
Inventor: MUN SEONG HAK
IPC: G09G3/20
Filed: 2000-06-30
Abstract: PURPOSE: A field emission display and a driving method thereof are provided to enhance color purity by reducing a diffusion phenomenon of electrons and reduce power consumption by supplying alternating voltage to an anode electrode. CONSTITUTION: An R, G, and B drive portions are supply alternating current to each anode electrode(42,48,52) formed on a red, a green, and a blue fluorescent body(44,50,54), respectively. A control portion controls the R, G, and B drive portions. The R, G, and B drive portions supply the alternating voltage of 10kV to the anode electrodes(42,48,52). An image is displayed by applying negative cathode voltage to each cathode electrode(70,72,74) and the alternating voltage to the anode electrode(42) formed on the red fluorescent body(44). A positive gate voltage is applied to a gate electrode(16). Electrons emitted from an emitter(22) are accelerated toward the anode electrode(42). The cathode voltage is applied simultaneously to the cathode electrodes(70,72,74) and the electrons are emitted from the cathode electrodes(70,72,74).
Patent KR-20020003768-A (KR)
Title: Golf information service Method and system using network
Inventor: CHO KWON SEOK
IPC: G06F17/00
Filed: 2000-07-03
Abstract: PURPOSE: A golf information service system and method using a network is provided to increase the convenience of a user by enabling the user to easily and conveniently search and get information on golf in detail through a network. CONSTITUTION: A plurality of user system(100-1,100-n) make requests for detail information on golf through a network. A database(300) respectively stores golf lessons information, golf news information, golf clinic information and so on. A server system(200) searches relevant information stored in the database(300) according to a request signal from the user systems(100-1,100-n). After that, the server system(200) transmits the information to the user systems(100-1,100-n) through the network. The server system(200) is connected to the user systems(100-1,100-n) through the Internet. In case that a user connects to the server system(200) through the Internet using the user systems(100-1,100-n), the server system(200) displays homepage information stored in the database(300) to the user systems(100-1-100n) through the Internet.
Patent KR-20020003446-A (KR)
Inventor: CHOI YEONG BAEK
IPC: D01F8/16
Filed: 2000-07-04
Abstract: PURPOSE: A process of preparing a matt polyester fiber at a high wind-up speed by effectively retarding crystallinity that suddenly increases during spinning is provided, which improves productivity, effectively prevents degradation of quality of a yarn and improves spinning workability. CONSTITUTION: The titled polyester fiber is prepared by melt spinning of a polyester polymer containing 0.5% by weight or more of titanium dioxide, wherein 0.5 to 5.0% by weight of an orientation inhibitor is uniformly mixed with the above polyester in a molten state, spun and winded up with a ceramic guide of a hardness of 2,500 or more at a speed of 4,500m/min or more. The glass temperature of the orientation inhibitor is 100deg.C or more.
Patent KR-20020006360-A (KR)
Title: Fabrication method of semiconductor device using self-align halo ion implantation
Inventor: LIM JI UN
IPC: H01L21/336
Filed: 2000-07-12
Abstract: PURPOSE: A method for manufacturing a semiconductor device by a self-align halo ion implantation method is provided to improve a punch-through characteristic of a source/drain, to prevent junction capacitance from increasing and to make a junction depth not affected, by forming a halo ion implantation region only under a low-density and high-density impurity regions adjacent to a channel. CONSTITUTION: A gate insulation layer and a gate electrode(25) are sequentially formed on a silicon substrate(21). The low-density impurity region(29) is formed in the silicon substrate to be aligned for the gate electrode. A spacer is formed on both sidewalls of the gate electrode. The high-density impurity region(35) is formed in the silicon substrate to be aligned for the spacer. The first and second interlayer dielectrics are sequentially formed on the resultant structure, and are planarized to expose the surface of the gate electrode. The planarized first and second interlayer dielectrics are selectively etched, and the spacer is eliminated so that a part of the low-density and high-density impurity regions adjacent to the channel formed under the gate insulation layer is exposed. A halo ion implantation region(41) is selectively formed under the low-density and high-density impurity regions.
Patent KR-20020007429-A (KR)
Title: Manufacturing method of nozzle plate
Inventor: JUNG JAE U
IPC: C25D3/12
Filed: 2000-07-13
Abstract: PURPOSE: A method for manufacturing a nozzle plate is provided which shortens process time and improves process yield by forming a crater using polyamide having photosensitivity and durability after heat treatment so as to manufacture the nozzle plate, and reduces cost for plating the water repelling layer by forming a water repelling layer only inside the crater of a nozzle. CONSTITUTION: The method for manufacturing a nozzle plate(20) comprises the steps of forming a nozzle(22) and a nozzle plate(20); forming a crater layer(26) consisting of a polyamide based material on the lower part of the nozzle plate; patterning the crater layer; forming a crater(28) by exposing the patterned crater layer, thereby removing the polyamide based material of the crater part; and performing water repellent treatment only inside the crater by plating a water repellent material on the crater formed nozzle plate.
Patent KR-20020006974-A (KR)
Title: Method and apparatus of measuring implant stability
Inventor: CHO IN HO
IPC: A61F2/76
Filed: 2000-07-14
Abstract: PURPOSE: A method and an apparatus for measuring the stability of an implant are provided to repeatedly reproduce a uniform measured value, and to process stable measured data for a short time. CONSTITUTION: According to the method for measuring the stability of an implant, a digital waveform depending on impulse vibration from a PC(1) is generated, a D/A converter(2) converts the digital waveform to a voltage of an analogue waveform, a piezo ceramic element(4) converts the voltage into the vibration, the vibration oscillates a transducer(5) fixed to an implant to induce the variation of amplitude, the vibration of varied amplitude is converted into an electric signal by using the piezo ceramic element too, and an A/D converter(7) converts the electric signal into a digital signal to be used for performing the analysis of a frequency by using the PC.
Patent KR-20020007597-A (KR)
Title: Method of speaking test and foreign language pronunciation learning using automatic pronunciation comparison method on internet
Inventor: JUNG SO YEONG
IPC: G10L15/24
Filed: 2000-07-18
Abstract: PURPOSE: A method for learning foreign language pronunciation and verbal test is provided to objectively test a learner's ability of the foreign language by enabling the learner to rapidly and accurately compare with a native speaker's pronunciation through an automatic voice comparison algorithm based on a DTW(Dynamic Time Warping). CONSTITUTION: A learner connects to a server computer through the Internet(S400). The learner inputs the learner's information(S402). The learner selects a pronunciation exercise scenario among several scenarios provided from a server(S404). The learner hears a native speaker's pronunciation in the selected scenario(S406). The learner records the learner's pronunciation(S408). The difference between the pronunciation of the learner and the native speaker is automatically estimated. In addition, a comparison result is displayed to a screen(S410). It is judged whether the learner goes on training(S412). In case that the learner wants to stop training, it is judged whether the learner goes into training with another scenario(S414).
Patent KR-20020010340-A (KR)
Title: An oil distributer in air-conditioner with two compressor
Inventor: HWANG YUN JE
IPC: F24F13/00
Filed: 2000-07-29
Abstract: PURPOSE: An oil distributing pipe of an air conditioner is provided to prevent crack of an oil passage against vibration and impact, and to reduce cooling loss of the air conditioner by installing a flexible oil distributing pipe between compressors. CONSTITUTION: Two compressors(1,2) having different capacity are installed in an air conditioner, and a condenser(3) having fins and tubes is connected to a discharge pipe of the compressor. An evaporator(6) is installed to stream condensed refrigerant through an expansion valve(5) to an indoor heat exchanger. Two accumulators(71,72) connect the discharge port of the evaporator and intake ports of compressors. A flexible creased pipe(9) is fixed near the intake ports of compressors by welding. Two compressors are operated selectively according to cooling load, and the flexible pipe is installed between the compressors to distribute oil actively. Crack in welding portion between the compressors and the pipe is prevented with absorbing vibration from the motor and the compressor by the flexible pipe. Cooling efficiency is improved with preventing leakage of refrigerant, and power consumption is reduced.
Patent KR-20020011023-A (KR)
Title: window frame united curtain box
Inventor: AN KI MIN
IPC: E06B1/12
Filed: 2000-07-31
Abstract: PURPOSE: A window integrated with a curtain box is provided to reduce the cost for installing a curtain by forming a curtain box integral at the upper portion of a window frame. CONSTITUTION: A window(2) is combined to a window frame(1), and a curtain box(20) is integrated to the inner upper portion of the window frame. A combining groove(11) is formed on the front face of the upper end of the frame, and the end of a separable panel(12) is fitted in the combining groove. A curtain(3) is received in the separable panel. When changing the curtain, the separable panel is removed. Since additional installation of a curtain box is not needed, installation process of curtain is reduced. Costs for materials and labors are saved.
Patent KR-20020011158-A (KR)
Title: operative shaver with angled grip
Inventor: KIM JEE HYOUNG
IPC: A61B17/32
Filed: 2000-08-01
Abstract: PURPOSE: A shaver for an operation with a bent handle is provided to help an operator to perform the operation in a convenient posture without pressing the abductor pollicis longus muscle. CONSTITUTION: The shaver for an operation is provided with a bent handle like a gun, so the convenience of grip of the shaver is improved, and consequently the effectiveness and the accuracy of the operation are able to be considerably improved. Additionally, since an actuating switch of the shaver is provided in a trigger portion of the gun shaped shaver, it is possible to perform the operation without the movement of the shaver.
Patent KR-20000063994-A (KR)
Inventor: CHOI JONG HYEA
IPC: C22B7/00
Filed: 2000-08-16
Abstract: PURPOSE: A solid of recycled iron powder and a producing method thereof are provided to easily input to a melting furnace and to conveniently deposit and carry. CONSTITUTION: A workpiece(16) molded in a die(5) is transferred to a hopper(1d) having a screen over 50 mesh under an inlet and an outlet(15) in one portion. Dust is discharged when the workpiece is discharged from the die, thus the workpiece is discharged to the outlet. The dust passes through the screen and is collected in a service hopper(10b) via a transfer conveyer(6c). Then, the dust is transferred to a secondary mixer(4b) by a bucket belt(7b) and re-inputted to the die. The workpiece discharged to the outlet is deposited in a storage by the transfer conveyer and carried out after 24 hours by considering time for solidification.
Patent KR-20010050317-A (KR)
Title: Power tool
Inventor: JUNKERS JOHN K
IPC: B25B23/00
Filed: 2000-09-02
Abstract: PURPOSE: A power tool is provided to improve the accuracy of a torque and the power. CONSTITUTION: A power tool comprises a combining device combined with a screw combining member; a link(1) having a latchet device(10) to rotate the combining device for combining the screw combining member; a driving device operated to rotate the latchet device and contained a rotational cam device(33); and a connecting device to rotate the cam device through an external too when the external device is connected with the cam device and to combine or separate the screw combining member by rotating the combining device through the rotation of the latchet device. Thereby, the cost of the power tool is reduced.
Patent KR-20020019247-A (KR)
Title: An automotive sub step having the function of sliding draw
Inventor: HAN YEONG YEOP
IPC: B60N3/04
Filed: 2000-09-05
Abstract: PURPOSE: An auxiliary footstep for a vehicle with a sliding withdrawal function is provided to prevent collision with another vehicle and to prevent injury to human life by an auxiliary step to be used at need by making completely inserted at the bottom of the rear bumper while backing. CONSTITUTION: An auxiliary footstep for a vehicle with sliding withdrawal function is composed of a set of guide frames(1,1') fixed not to be protruded into the rear bumper at the bottom of a body having a rear bumper, a moving device(2) protruded into the rear bumper by an alternating movement along the guide frame when withdrawn and a controller(3) performing lock or cancellation of the moving device. The moving device has a mainframe(2a) moving along the guide frames, a step frame(2c) fixed with narrower width than the width of the mainframe, and a plate(d) fixed to the upper part of the step frame to be able to step on when getting on or off.
Patent KR-20010070052-A (KR)
Title: Oxidation process for preparing quinacridone pigments
Inventor: HENDI SHIVAKUMAR BASALINGAPPA
IPC: C07D471/04
Filed: 2000-09-06
Abstract: PURPOSE: To provide a method for producing a highly pure non-substituted or substituted quinacridone pigment which has a smaller particle diameter and does not need a mechanical crushing process by oxidizing the salt of the corresponding 6,13-dihydroquinacridone. CONSTITUTION: This method for producing a specific non-substituted or substituted quinacridone or the solid solution of the quinacridone comprises a process for oxidizing the salt of the corresponding 6,13-dihydroquinacridone in the presence of an aqueous base and a catalyst in a reaction medium containing an oxygen-containing gas mixture and a polyalkylene glycol or its derivative, a process for precipitating the produced non-substituted or substituted quinacridone, and a process for recovering the non-substituted or substituted quinacridone.
Patent KR-20020020148-A (KR)
Title: A drive system for pulsator in washing machine
Inventor: CHOI SEONG BONG
IPC: D06F37/40
Filed: 2000-09-08
Abstract: PURPOSE: A washing blade driving device of a washing machine is provided to rotate conically in case of washing stroke while to be clutched in case of dehydrating by a simple rotation angle control without any additional clutching element. CONSTITUTION: A washing blade driving device of a washing machine includes a driving part having a driving shaft(6) connected to a rotor for rotating with the rotor integrally, a lower gear body(10) coupled with the driving shaft for rotating with the driving shaft integrally, an upper gear body for rotating in association with the lower gear body, and protrusions or cams(14,15) formed on the upper and lower gear bodies oppositely for conical rotation of the washing blades.
Patent KR-20020020318-A (KR)
Title: Method for manufacturing sulfate zinc and manganese sulfate, ferrous sulfate from electric furnace dust of tin and zinc coatingplant and ferromanganese
Inventor: MOON SANG WOO
IPC: C22B7/00
Filed: 2000-09-08
Abstract: PURPOSE: A method for manufacturing zinc sulfate, manganese sulfate and ferrous sulfate from electric furnace dust of a steelmaking plant and ferromanganese is provided which further improves economic utility value of electric furnace dust by using ferromanganese and electric furnace dust containing 25% of iron and 25% of zinc as raw materials. CONSTITUTION: The method for manufacturing zinc sulfate zinc using electric furnace dust comprises a first process of forming sulfate in the solution by reacting the mixture for 2 to 3 hours after injecting electric furnace dust containing 25% of iron and 25% of zinc into an aqueous sulfuric acid solution; a second process of separating the solidified material by injecting oxygen, potassium permanganate or hydrogen peroxide into the sulfate formed electric furnace dust solution, thereby oxidizing iron so as to form the oxidized iron into a settling solidified material; a third process of separating the crystallized material by injecting 0.5 to 1.0% of zinc powder into the iron separated solution, thereby reducing heavy metals such as Pb and Cd so as to form the reduced heavy metals into a settling crystallized material; and a fourth process of obtaining zinc sulfate through the processing step of cooling or drying the iron and heavy metal removed solution. The method for manufacturing ferrous sulfate comprises the processing step of cooling or drying the resulting material by reducing and filtering the materials obtained after reacting iron contained slurry with an aqueous sulfuric acid solution.
Patent KR-20010050434-A (KR)
Inventor: BERSTIS VIKTORS
IPC: H04B10/114
Filed: 2000-09-14
Abstract: PURPOSE: A method for informing product position in limited environment is provided for reporting the position if a commodity in a controlled environment. CONSTITUTION: A user logs on a web page of a store and opens an account(301). The user inputs coupon information using a punch/key pad, scanners, or microphone(305). The user may click a corresponding product or the coupon. The coupon information is stored the user account of a server database which is linked to a local store database/computer system(307). And then, the process is end.
Patent KR-20020022884-A (KR)
Title: Method of processing for work cycle time to control a statistical process in batch type chemical process
Inventor: HAN JONG HUN
IPC: G05D21/00
Filed: 2000-09-21
Abstract: PURPOSE: A method for processing an operation cycle for statistical processing management of a batch chemical process is provided to control an operation cycle in a chemical process required from a batch chemical process. CONSTITUTION: A cycle time is decided in a 1.5 sigma region or a 2 sigma region by using a stochastic distribution for each cycle time of batches(100). The batch having a long cycle time is detected on the basis of the decided cycle time(101). The cycle time of the bath corresponding to the 1.5 sigma or the 2 sigma is decided(102). The cycle time shorter than the decided cycle time is decided as '0'(103). An indicative variable is used for sensing an end of the batch when a new batch operation is monitored to perform a process or a quality management and a batch similar to the cycle time for performing a zero padding operation is inputted(200).
Patent KR-20010000361-A (KR)
Inventor: KIM JIN KYUNG
IPC: A23F3/00
Filed: 2000-09-21
Abstract: PURPOSE: Provided is a preparation method of green tea powder, which is characterized in that green tea dregs are reused as an auxiliary food stuff in baking bread and/or rice cake after extract green tea. CONSTITUTION: According to the method, after obtaining green tea extract abundant in chlorophyll, green tea dregs are dried and pulverized to be used as an auxiliary food stuff in baking bread and/or rice cake.
Patent KR-20010030464-A (KR)
Title: Electric connector having retainer
Inventor: BELOPOLSKY YAKOV
IPC: H01R13/658
Filed: 2000-09-22
Abstract: PURPOSE: An electric connector having a retainer partially shielding component package is provided to use various type of filter and to minimize the size. CONSTITUTION: The electric connector includes an insulation housing, a plurality of connectors extended through the housing in electrical contact with paired conductors, and a cover attached removably to the housing and at least one of the first connectors.
Patent KR-20020024737-A (KR)
Title: Method For Forming The Storage Node Of Capacitor
Inventor: CHO U SEONG
IPC: H01L27/108
Filed: 2000-09-26
Abstract: PURPOSE: A method for fabricating a charge storage electrode of a capacitor is provided to increase storage capacity by forming a fine hole in the surface of a silicon electrode, and to simplify a fabricating process by using a selective growth of polycrystalline silicon. CONSTITUTION: A bit line(107) is formed on a semiconductor substrate(101) having a predetermined lower structure. The first oxide layer(105), a silicon nitride layer(109) and the second oxide layer are sequentially stacked on the resultant structure to form a mask pattern. A plug poly connected to a lower structure is formed by a masking etch process while a portion for the charge storage electrode is opened. The third oxide layer is stacked. A masking etch process is performed to the surface of the silicon nitride while the portion for the charge storage electrode is opened, and a capacitor contact hole is formed while the plug poly is exposed. Silicon is grown in the capacitor contact hole by a selective growth method. The resultant structure is soaked in a wet etching solution to remove the second and third oxide layers. The resultant structure is electrolyzed in a wet etching solution to form protrusion near a lower electrode(120'). A dielectric material layer(130) and an upper electrode layer(133) are sequentially stacked on the resultant structure, and are etched to form the charge storage electrode.